CN106863757B - Die structure for blowing hollow plastic containers with transparent level lines or color stripes - Google Patents
Die structure for blowing hollow plastic containers with transparent level lines or color stripes Download PDFInfo
- Publication number
- CN106863757B CN106863757B CN201710228277.3A CN201710228277A CN106863757B CN 106863757 B CN106863757 B CN 106863757B CN 201710228277 A CN201710228277 A CN 201710228277A CN 106863757 B CN106863757 B CN 106863757B
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- Prior art keywords
- plastic melt
- shunt
- plate
- hole
- die
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C2049/4879—Moulds characterised by mould configurations
- B29C2049/4881—Moulds characterised by mould configurations having a mandrel or core e.g. two mould halves with a core in-between
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/48—Moulds
- B29C49/487105—Moulds characterised by the manufacturing process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2022/00—Hollow articles
- B29L2022/005—Hollow articles having dividing walls, e.g. additional elements placed between object parts
- B29L2022/007—Hollow articles having dividing walls, e.g. additional elements placed between object parts integrally moulded or formed
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of die head for blowing with transparent liquid level line or colour bar line hollow plastic container, belongs to blow molding field of mechanical technique.Including feeding machanism and material receiving mechanism, feeding machanism is coupled with material receiving mechanism and communicates with material receiving mechanism；Diversion mechanism connect with material receiving mechanism and communicates with material receiving mechanism；Shunting disk seat connect with diversion mechanism and communicates with diversion mechanism；Transparent liquid level line material feed mechanism is coupled with shunting disk seat and communicates with shunting disk seat；Mouth mold mechanism is located at the lower section of shunting disk seat and communicates with shunting disk seat；Melt wall thickness adjusts driving mechanism, connect with material receiving mechanism and connect with mouth mold mechanism；Die head inner core, the upper end is connect by way of the diversion mechanism with material receiving mechanism, lower end is connect by way of the shunting disk seat with mouth mold mechanism.Without carrying out secondary spraying, discolouration phenomena is avoided, environmental safety is ensured and improves processing efficiency；Transparent visual liquid level line can be formed on the hollow plastic product molded.
Description
Technical field
The invention belongs to be blow molded field of mechanical technique, and in particular to one kind is for blowing in band transparent liquid level line or colour bar line
The die head of empty plastics containers.
Background technique
The technical information of the die head for blowing hollow plastic container can be seen in disclosed Chinese patent literature,
Such as CN101628472A(hollow blow-molding formation die head) and CN106003665A(blow moulding machine the double-deck water conservancy diversion storing coventry type die head coventry dress
Set), etc..And it is also shown all for blowing the technical information of the die head of the plastic hollow vessel with transparent liquid level line, typical case
As CN2481508Y recommend " visible liquid level line forming die for plastic container ".Visual liquid level line is transparent liquid level above-mentioned
Line, positive opinion can be found in CN2481508Y.
In recent years, being increasingly particular about to the appearance requirement of the hollow plastic container of certain applications with people, to tool
There is the hollow plastic container very device of such as drinks pot, festive lantern, various types of bottles or even sea-ball of camouflage color effect and aesthetic feeling etc
Weight.Then for this requirement for catering to people, hollow plastic product production firm is to the before-mentioned products for being not limited to enumerate
Production process in, first blow out corresponding hollow plastic product, then carry out secondary treatment, so-called secondary treatment is to blow
It makes the outer surface of molding hollow plastic product and forms confusing color fringe with spraying method.But it is with secondary treatment
Colour bar line, which is formed, with spraying method at least there is following shortcoming: first, due to combining effect poor, thus be easy to fade；Second, by
Environmental Safety is lost in coating, thus there is the anxiety for undermining environment or human body；Third, due to being secondary operation, thus make work
Skill is cumbersome and manufacturing process is tediously long and product cost is caused to improve.
For above-mentioned prior art, the applicant has made repeatedly and beneficial design, and forms and will be described below
Technical solution.
Summary of the invention
Task of the invention lies in provide one kind help to abandon spraying method and form colour bar line directly on major ingredient and
Use avoid fading and embodying in use good environmental safety and improve processing efficiency for blowing band
The die head of transparent liquid level line or colour bar line hollow plastic container.
The task of the present invention is come what is completed, one kind is held for blowing band transparent liquid level line or colour bar line hollow plastic in this way
The die head of device, the feeding machanism of the plastic melt including one for providing different colours and one is for receiving different colours
The material receiving mechanism of plastic melt, feeding machanism are coupled with material receiving mechanism and communicate with material receiving mechanism；One diversion mechanism, the shunting
Mechanism connect with material receiving mechanism in the position for the lower section for corresponding to the material receiving mechanism and communicates with material receiving mechanism；One shunting disk
Seat, the shunting disk seat correspond to the diversion mechanism lower section position connect with diversion mechanism and with diversion mechanism phase
It is logical；One transparent liquid level line material feed mechanism, the transparent liquid level line material feed mechanism and the mating of the described shunting disk seat and with point
Flow table seat communicates；A bite mold mechanism, the mouth mold mechanism correspond to the shunting disk seat lower section setting and with shunting disk seat phase
It is logical；One melt wall thickness adjusts driving mechanism, which adjusts driving mechanism and corresponding to the top of the material receiving mechanism
Position connect with material receiving mechanism and also connect with the mouth mold mechanism；One die head inner core, the upper end of the die head inner core is by way of institute
Diversion mechanism is stated to connect with the material receiving mechanism, and the lower end of die head inner core connects by way of the shunting disk seat and the mouth mold mechanism
It connects.
In a specific embodiment of the invention, the material receiving mechanism include one shunt column, a spreader disk and
One die head inner core water conservancy diversion, shunts the top that column is located at spreader disk, one first color is offered on the side wall of the shunting column
Plastic melt introduction hole, one second colored plastic melt introduction hole and a main plastic melt introduction hole, shunt column on and
One first is offered corresponding to the position of the first colored plastic melt introduction hole with the state for being parallel to the short transverse for shunting column
Colored plastic melt longitudinal direction deflector hole, in the position for corresponding to the second colored plastic melt introduction hole to be parallel to the height for shunting column
The state in degree direction offers one second colored plastic melt longitudinal direction deflector hole, and in the lower part for the short transverse for shunting column
Central location offers a main plastic melt diversion cavity, and the first colored plastic melt introduction hole and the first colored plastic melt are longitudinal
Deflector hole communicates, and the second colored plastic melt introduction hole is communicated with the second colored plastic melt longitudinal direction deflector hole, main plastic melt
Introduction hole is communicated with main plastic melt diversion cavity, and column is closed matches with shunting corresponding to the position that shunts the lower section of column for spreader disk
It closes, offers a shunting on the spreader disk and in the position for corresponding to the first colored plastic melt longitudinal direction deflector hole
The first deflector hole of shuttle disk offers a spreader disk the in the position for corresponding to the second colored plastic melt longitudinal direction deflector hole
Two deflector holes pass through the transition connection sheet that is spaced apart in the central location of spreader disk and are fixed with a spreader set, in die head
Core water conservancy diversion passes through water conservancy diversion being spaced apart and is connected and fixed the center that piece is fixed on spreader set, the die head inner core water conservancy diversion
The upper end of son probes into the main plastic melt diversion cavity, between die head inner core water conservancy diversion and the inner wall of spreader set
It is diversion trench in main plastic melt that space, which is constituted, and the space structure being located between the outer wall of spreader set and the inner wall of spreader disk
As diversion trench outside main plastic melt, the upper end of the die head inner core is by way of the diversion mechanism and die head inner core water conservancy diversion
Lower end connection, the feeding machanism and the first, second colored plastic melt introduction hole and main plastic melt introduction hole company
It connects, the melt wall thickness adjustment driving mechanism is connect with the top for shunting column, in the central location of the shunting disk seat
Three color plastic melt diversion cavity of a shunting disk seat is offered, and offers one and three color of shunting disk seat in the side of shunting disk seat
The transparent liquid level line plastic melt intake that plastic melt diversion cavity communicates, the transparent liquid level line material feed mechanism are saturating with this
Bright liquid level line plastic melt intake mating, is provided with mouth mold heater outside the mouth mold mechanism.
In another specific embodiment of the invention, the feeding machanism includes that one first colored plastic melt is defeated
Send connector, one second colored plastic melt conveying connector and a main plastic melt conveying connector, the first colored plastic molten
Body conveys connector and the first colored plastic melt introduction hole and is coupled, the second colored plastic melt conveying connector with it is described
The mating of second colored plastic melt introduction hole, and main plastic melt conveying connector and the main plastic melt introduction hole mating are simultaneously
And first, second colored plastic melt conveying connector and main plastic melt conveying connector in a state of use and respectively
The screw extruder of outfit connects.
In another specific embodiment of the invention, the diversion mechanism includes shunting disk on one, a transition point
Flow table and once shunting disk, position and spreader disk close fit of the upper shunting disk in the lower section corresponding to the spreader disk,
Central location of shunting disk, which is constituted, on this main plastic melt diversion cavity of shunting disk on one, and main plastic melt of shunting disk is led on this
Stream chamber is corresponding with diversion trench outside diversion trench in the main plastic melt and main plastic melt simultaneously and communicates, in upper shunting
Shunting disk first deflector hole and one in shunting disk second deflector hole, upper shunting disk first deflector hole and institute are also provided on one on disk
The first deflector hole of spreader disk stated is corresponding and communicates, and upper the second deflector hole of shunting disk is led with the spreader disk second
Discharge orifice is corresponding and communicates, and offers on one circulation curved channel, transition shunting disk in shunting disk in the bottom of upper shunting disk
In the position for corresponding to the lower section of upper shunting disk and upper shunting disk close fit, offered in the central location of the transition shunting disk
The main plastic melt diversion cavity of one transition shunting disk, the main plastic melt diversion cavity of the transition shunting disk and the main modeling of upper shunting disk
Material fused mass flow guiding chamber is corresponding and communicates, and on transition shunting disk and is corresponding to upper first deflector hole of shunting disk
Position offers a transition shunting disk deflector hole, which communicates with upper the first deflector hole of shunting disk, in mistake
It crosses shunting disk and offers a transition towards upper side and in the position for corresponding to circulation curved channel in the upper shunting disk
Circulation curved channel in shunting disk, circulation curved channel is matched each other with circulation curved channel in upper shunting disk in the transition shunting disk
It closes, and the arc length direction of circulation curved channel offers interior circulating tanks road melt with space state and leads in the transition shunting disk
Portal, transition shunting disk towards upper side and correspond to upper second deflector hole of shunting disk position offer one
Transition shunting disk link slot, one end of the transition shunting disk link slot are communicated with upper the second deflector hole of shunting disk, and the other end with
Circulation curved channel communicates in transition shunting disk, is also provided with a transition shunting disk outer ring in side of the transition shunting disk under
Stream curved channel, position and transition shunting disk close fit of the lower shunting disk in the lower section corresponding to the transition shunting disk,
The central location of the lower shunting disk offers the main plastic melt diversion cavity of shunting disk, the lower main plastic melt water conservancy diversion of shunting disk
Chamber is corresponding with the main plastic melt diversion cavity of the transition shunting disk and phase, offers one towards upper side in lower shunting disk
Lower shunting disk outside circulation curved channel, the lower shunting disk outside circulation curved channel and the transition shunting disk outside circulation arc groove
Road is corresponding and matches, in the case where the arc length direction of the lower shunting disk outside circulation curved channel is offered with space state and to be run through
The outside circulation curved channel melt leadout hole of the short transverse of shunting disk, and be also provided with shunting disk link slot, under this
One end of shunting disk link slot is corresponding with the transition shunting disk deflector hole and communicates, and lower shunting disk link slot is another
End is connected and communicates with lower shunting disk outside circulation curved channel, on lower shunting disk and is located at lower shunting disk outside circulation arc
The position of the inside of shape conduit offers lower shunting disk melt leadout hole with space state, the lower shunting disk melt leadout hole and institute
The outside circulation conduit melt leadout hole stated is corresponding and communicates, and offers in the bottom of lower shunting disk and shunts pan bottom the
One colored plastic melt lead-out groove and once shunting the second colored plastic of pan bottom melt lead-out groove, the first face of lower shunting pan bottom
Color plastic melt lead-out groove is communicated with the outside circulation curved channel melt leadout hole, and first color of lower shunting pan bottom
First lead-out groove notch of plastic melt lead-out groove is communicated with the lower part of the lower main plastic melt diversion cavity of shunting disk, lower shunting
Pan bottom the second colored plastic melt lead-out groove is communicated with the lower shunting disk melt leadout hole, and the lower shunting pan bottom
Second lead-out groove notch of second colors plastic melt lead-out groove is communicated with the lower part of the lower main plastic melt diversion cavity of shunting disk,
The shunting disk seat is in the position for corresponding to the lower section of the lower shunting disk and lower shunting disk close fit, the shunting disk seat three
Color plastic melt diversion cavity is corresponding with the lower shunting disk plastic melt diversion cavity and communicates, wherein in shunting disk seat three
The shunting for being equipped with the diameter greater diameter than three color plastic melt diversion cavity of shunting disk seat is expanded in the lower part of color plastic melt diversion cavity
Disk seat water conservancy diversion mantle cavity, the upper end of the die head inner core is successively by way of three color plastic melt diversion cavity of shunting disk seat, lower shunting disk master
Plastic melt diversion cavity and the main plastic melt diversion cavity of transition shunting disk and correspond to the upper main plastic melt of shunting disk
The position of diversion cavity is connect with the lower end of die head inner core water conservancy diversion, and the mouth mold heating outside the mouth mold mechanism is arranged in
Device is electric heater, offers one group of guide post fixedly connected hole, the melt at the top of the shunting column of the material receiving mechanism
Wall thickness adjustment driving mechanism is fixedly connected with this group of guide post fixedly connected hole.
In another specific embodiment of the invention, the mouth mold mechanism includes die sleeve adjusting seat, die sleeve bearing
Ring, mold core, flow guide sleeve and flow guide sleeve support ring, flow guide sleeve support ring is in the position for corresponding to the bottom of the shunting disk seat and divides
Flow table seat is fixed, and the shunting disk seat that the upper end of flow guide sleeve is stretched over the lower part of the three color plastic melt diversion cavity of shunting disk seat is led
Stream set is intracavitary, and the cavity wall of the outer wall of the upper end of the flow guide sleeve and shunting disk seat water conservancy diversion mantle cavity seals and cooperates, flow guide sleeve it is interior
Space between the outer wall of the lower end of wall and the die head inner core is configured to flow guide sleeve melt flow channel, is supported in the middle part of flow guide sleeve
In flow guide sleeve support ring, die sleeve adjusting seat corresponds to the lower section of flow guide sleeve support ring, solid in the central location of the die sleeve adjusting seat
Surely there is a sliding sleeve, the melt wall thickness adjustment driving mechanism is connect with die sleeve adjusting seat towards upper side, the flow guide sleeve
Lower end be stretched in sliding sleeve and form slip cooperating relationship with sliding sleeve, die sleeve is supported in die sleeve support ring, and is somebody's turn to do
Die sleeve support ring is fixed in the position for the bottom for corresponding to die sleeve adjusting seat with die sleeve adjusting seat, and mold core is located at the die sleeve chamber of die sleeve
It is interior, and the upper end of the mold core is connect with the lower thread of the die head inner core, the die sleeve chamber of the outer wall of mold core and the die sleeve
Cavity wall between space be three color plastic melt runners, the three colors plastic melt runner and the flow guide sleeve melt flow channel phase
It is logical, and the flow guide sleeve melt flow channel is communicated with the three color plastic melt diversion cavity of shunting disk seat, wherein it is adjusted in the die sleeve
Wall thickness adjustment gap is maintained between the top of seat and the bottom of the flow guide sleeve support ring, is driven when the melt thickness adjusts
When mechanism drives die sleeve adjusting seat to shift up, uplink, three color plastics are covered by die sleeve endless supporting belt dynamic model by die sleeve adjusting seat
The width of three color plastic melt runner discharge ports of melt flow channel becomes larger, meanwhile, wall thickness adjustment gap becomes smaller, and works as melt
When wall thickness adjusts driving mechanism and drives die sleeve adjusting seat to bottom offset, under being covered by die sleeve adjusting seat by die sleeve endless supporting belt dynamic model
Row, the width of three color plastic melt runner discharge ports of the three colors plastic melt runner become smaller, while between wall thickness adjustment
Gap becomes larger, and the mouth mold heater is arranged outside the die sleeve adjusting seat, is provided with described one group of the top for shunting column
Guide post fixedly connected hole is threaded hole.
Of the invention there are one in specific embodiment, constituting in the upper end of die head inner core water conservancy diversion has water conservancy diversion
Sub- nose cone, the top for probeing into the main plastic melt diversion cavity of the sub- nose cone of the water conservancy diversion, under die head inner core water conservancy diversion
End, which is constituted, has water conservancy diversion that thread head is coupled, and offers a die head inner core screw thread in the central location of the upper end of the die head inner core
Hole, the die head inner core threaded hole are threadedly coupled with water conservancy diversion mating thread head；In the lower end for shunting column and around shunting
The circumferencial direction of column, which is constituted, has one to be raised in the chimeric flange collar of shunting column for shunting the lower surface of column, and in the spreader disk direction
On side edge and around spreader disk circumferencial direction composition have a upper surface for being depressed in spreader disk
Spreader disk mating groove, spreader disk mating groove flange collar close fit chimeric with column is shunted.
In a still more specific embodiment of the invention, the edge of the side in the spreader disk under
And constituting around the circumferencial direction of spreader disk has the spreader disk of a lower surface for being raised in spreader disk to be fitted into flange collar,
Edge of the upper shunting disk towards upper side and the circumferencial direction around upper shunting disk, which are constituted, has one to be depressed in
The upper shunting disk mating groove of the upper surface of shunting disk, shunting disk mating groove flange collar chimeric with spreader disk is closed on this matches
It closes；The edge of side under upper shunting disk direction and the circumferencial direction for surrounding upper shunting disk, which are constituted, has one to be raised in
The upper shunting disk of the lower surface of shunting disk is fitted into flange collar, towards the edge of upper side and encloses in the transition shunting disk
Circumferencial direction around transition shunting disk constitutes the transition shunting disk mating groove for having a upper surface for being depressed in transition shunting disk, should
Transition shunting disk mating groove flange collar close fit chimeric with upper shunting disk, in the edge part of side of the transition shunting disk under
Position and the circumferencial direction for surrounding transition shunting disk, which are constituted, has the transition shunting disk of a lower surface for being raised in transition shunting disk embedding
Flange collar is closed, offers one towards the edge of upper side and around the circumferencial direction of lower shunting disk in the lower shunting disk
It is depressed in the lower shunting disk mating groove of the upper surface of lower shunting disk, the lower shunting disk mating groove is chimeric with transition shunting disk convex
Enclose close fit.
In a specific embodiment in turn of the invention, opened up in the center of water conservancy diversion mating thread head
There is water conservancy diversion that thread head internal thread hole is coupled, is offered in a die head in the center of the short transverse of the die head inner core
Core reinforcement connecting screw hole, the die head inner core threaded hole are located at the top in the die head inner core reinforcement connecting screw hole, and in mould
Constituting on the hole wall of the lower part in head inner core reinforcement connecting screw hole has connecting screw hole internal screw thread, connects spiral shell in die head inner core reinforcement
A die head inner core reinforcement connecting screw is provided in rod aperture, upper end and water conservancy diversion of the die head inner core reinforcement connecting screw are matched
The threaded connection of thread head internal thread hole is connect, and the lower end of die head inner core reinforcement connecting screw and connecting screw hole internal screw thread connect
It connects.
Melt wall thickness adjustment driving mechanism includes driving in yet a further embodiment of the present invention
Acting cylinder, driving acting cylinder column attachment base, pull rod attachment base, electronic ruler, one group of guide post and one group of pull rod, driving acting cylinder are solid
It is scheduled in driving acting cylinder fixing seat, the driving acting cylinder fixing seat and the upper end of one group of guide post are fixed, and one group of guide post
Lower end correspond to one group of guide post fixedly connected hole position and it is described shunting column top fix, driving effect
The lower part of the driving acting cylinder column of cylinder connect with driving acting cylinder column attachment base and by screwing the cylinder on driving acting cylinder column
The locking of column lock nut, driving acting cylinder column attachment base pass through driving acting cylinder column attachment base fixing screws and pull rod attachment base court
The central location of upward side is fixed, and pull rod attachment base is slidably matched by pull rod attachment base guide sleeve and one group of guide post, electricity
On the driving acting cylinder cylinder body of driving acting cylinder and corresponding with the top of driving acting cylinder column, one group of pull rod is arranged in sub- ruler
Upper end respectively pass through pull rod fixing screws and be fixedly connected with pull rod attachment base, and the lower end of one group of pull rod and the die sleeve adjust
The top of seat is fixedly connected, and when the driving acting cylinder column of driving acting cylinder shifts up, passes through driving by driving acting cylinder column
Acting cylinder attachment base drives pull rod attachment base to follow one group of guide post and shifts up, and is passed through by pull rod attachment base described
One group of pull rod drive the die sleeve adjusting seat to shift up, and when the driving acting cylinder column of the driving acting cylinder is to bottom offset
When, it drives the pull rod attachment base to follow described one group by the driving acting cylinder column attachment base by driving acting cylinder column and leads
Xiang Zhuxiang bottom offset drives the die sleeve adjusting seat to bottom offset from pull rod attachment base by one group of pull rod.
Of the invention again and then in a specific embodiment, the driving acting cylinder is oil cylinder or cylinder, described
Electronic ruler be linear displacement transducer.
Technical solution provided by the invention have the technical effect that due to by feeding machanism by the plastic melt of different colours
Material receiving mechanism is introduced, diversion mechanism shunting is led to by material receiving mechanism and is leading to mouth mold mechanism after shunting disk seat, thus can
The hollow plastic product with colour bar line is once blown out for subsequent handling, without carrying out secondary spraying as prior art,
Not only can be to avoid discolouration phenomena, but also can ensure environmental safety and be improved processing efficiency；When enabling transparent liquid
When bit line feeding machanism, then transparent visual liquid level line can be formed on the hollow plastic product molded.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention.
Fig. 2 is the detailed structure view of material receiving mechanism shown in FIG. 1, diversion mechanism and shunting disk seat.
Fig. 3 is the bottom schematic view of lower shunting disk shown in Fig. 2 and shunting disk seat.
Fig. 4 is the portion the A enlarged drawing of Fig. 3.
Fig. 5 is the cross-sectional view of Fig. 2.
Fig. 6 is the cross-sectional view of Fig. 1.
Fig. 7 is the hollow plastic system that the plastic melt drawn by mouth mold mechanism of the invention is obtained through subsequent blowing process
The cross-sectional view of product.
Specific embodiment
In order to which technical spirit and beneficial effect of the invention is more clearly understood, applicant is below with embodiment
Mode elaborate, but be not limitation to the present invention program, any structure according to the present invention to the description of embodiment
Think made only formal but not substantive equivalent transformation and is regarded as technical solution of the present invention scope.
The concept of all directionality for being related to upper, lower, left, right, front and rear or directionality is all in the following description
For the location of the figure being described state, thus it cannot be understood as to technical side provided by the invention
Case is particularly limited to.
Referring to Figure 1, the feeding machanism 1 and one of a plastic melt for providing different colours is shown for receiving not
With the material receiving mechanism 2 of the plastic melt of color, feeding machanism 1 is coupled with material receiving mechanism 2 and communicates with material receiving mechanism 2；It shows
The diversion mechanism 3 that one plastic melt for that will be provided by material receiving mechanism 2 shunts, the diversion mechanism 3 are corresponding to receiver
The position of the lower section of structure 2 connect with material receiving mechanism 2 and communicates with material receiving mechanism 2；Show a shunting disk seat 4, the shunting disk
Seat 4 connect with diversion mechanism 3 in the position for the lower section for corresponding to aforementioned diversion mechanism 3 and communicates with diversion mechanism 3；It shows
One transparent liquid level line material feed mechanism 5, the transparent liquid level line material feed mechanism 5 and shunting disk seat 4 above-mentioned be coupled and with point
Flow table seat 4 communicates；Show a bite mold mechanism 6, the mouth mold mechanism 6 correspond to aforementioned shunting disk seat 4 lower section setting and with
Shunting disk seat 4 communicates；Melt wall thickness adjustment driving mechanism 7 is shown, which adjusts driving mechanism 7 before corresponding to
The position for stating the top of material receiving mechanism 2 connect with material receiving mechanism 2 and also connect with mouth mold mechanism 6 above-mentioned；Show a mould
Head inner core 8, the upper end of the die head inner core 8 are connect by way of aforementioned diversion mechanism 3 with aforementioned material receiving mechanism 2, and under die head inner core 8
End is connect by way of aforementioned shunting disk seat 4 with aforementioned mouth mold mechanism 6.
Refer to Fig. 2, the structure that is preferred rather than being absolutely limited to of material receiving mechanism 2 above-mentioned is as follows: including one shunt column 21,
One spreader disk 22 and die head inner core water conservancy diversion 23 shunt the shape of column 21 in cylindrical body and are located at the upper of spreader disk 22
Side, offers one first colored plastic melt introduction hole 211, one second colored plastic melt draws on the side wall of the shunting column 21
Enter hole 212 and a main plastic melt introduction hole 213, in which: the first colored plastic melt introduction hole 211 and the second colored plastic are molten
Body introduction hole 212 is in aspectant positional relationship, i.e., around the circumference side for shunting column 21 shunting the position on column 21 substantially
Be separated by 180 ° to each other, and main plastic melt introduction hole 213 be located at the first, second colored plastic melt introduction hole 211,212 it
Between, column 21 is shunted on shunting column 21 and in the position for corresponding to the first colored plastic melt introduction hole 211 to be parallel to
The state of short transverse offers one first colored plastic melt longitudinal direction deflector hole 214, and molten corresponding to the second colored plastic
The position of body introduction hole 212 offers one second colored plastic melt longitudinal direction to be parallel to the state for the short transverse for shunting column 21
Deflector hole 215, and a main plastic melt diversion cavity is offered in the central location of the lower part for the short transverse for shunting column 21
216, the first colored plastic melt introduction hole 211 is communicated with the first colored plastic melt longitudinal direction deflector hole 214, the second colored plastic
Melt introduction hole 212 is communicated with the second colored plastic melt longitudinal direction deflector hole 215, main plastic melt introduction hole 213 and main plastics
Fused mass flow guiding chamber 216 communicates, and spreader disk 22 is corresponding to the position for shunting the lower section of column 21 and shunting 21 close fit of column,
A shunting is offered on the spreader disk 22 and in the position for corresponding to aforementioned first colored plastic melt longitudinal direction deflector hole 214
The first deflector hole of shuttle disk 221, and one is offered in the position for corresponding to aforementioned second colored plastic melt longitudinal direction deflector hole 215
The second deflector hole of spreader disk 222 passes through the transition connection sheet 2231 being spaced apart in the central location of spreader disk 22 and fixes
There is a spreader to cover 223, die head inner core water conservancy diversion 23 is connected and fixed piece 231 by water conservancy diversion being spaced apart and is fixed on spreader
The center of set 223, the upper end of die head inner core water conservancy diversion 23 probes into main plastic melt diversion cavity 216 above-mentioned, is located at
It is diversion trench 224 in main plastic melt that space between die head inner core water conservancy diversion 23 and the inner wall of spreader set 223, which is constituted, and position
It is diversion trench 225 outside main plastic melt that space between the outer wall of spreader set 223 and the inner wall of spreader disk 22, which is constituted,.
Continue to see Fig. 2 and combine Fig. 1, Fig. 5 and Fig. 6, the upper end of aforementioned die head inner core 8 by way of aforementioned diversion mechanism 3 with
The lower end of aforementioned die head inner core water conservancy diversion 23 connects, feeding machanism 1 above-mentioned and the first, second colored plastic melt introduction hole
211,212 and the connection of main plastic melt introduction hole 213, melt wall thickness above-mentioned adjustment driving mechanism 7 and aforementioned shunting column 21
Top connection, that is, be supported on shunt column 21 top, offer a shunting disk seat three in the central location of aforementioned shunting disk seat 4
Color plastic melt diversion cavity 41(Fig. 6 shows), and one and three color plastic melt of shunting disk seat are offered in the side of shunting disk seat 4
The transparent liquid level line plastic melt intake 42 that diversion cavity 41 communicates, transparent liquid level line material feed mechanism 5 above-mentioned are transparent with this
Liquid level line plastic melt intake 42 is coupled, and mouth mold heater 10(Fig. 1 and Fig. 6 are provided with outside mouth mold mechanism 6 above-mentioned and is shown).
According to professional general knowledge, above mentioned first colored plastic melt introduction hole 211 and the second colored plastic melt
Introduction hole 212 is used to introduce the plastic melt of the different colours provided by feeding machanism 1, such as the former is blue, and the latter is Huang
Color, for another example the former is red, and the latter is blue, etc..The two is not the plastic melt of same color in a word.Main modeling above-mentioned
For material melt introduction hole 213 for introducing main modeling melt, which is opaque.It follows that just it is of the invention before
For stating embodiment, the hollow plastic container that final molding can be made to go out has the color fringe of three kinds of colors, the item of every color
Line number is preferably equal and is uniformly distributed.In addition, if pearly-lustre face is added in the first, second colored plastic melt above-mentioned
Material, then, finally obtained hollow plastic container has ideal pearl effect.
Continue to see Fig. 1 and Fig. 2, feeding machanism 1 above-mentioned includes one first colored plastic melt conveying connector 11,1 the
Second colors plastic melt conveys connector 12 and a main plastic melt conveys connector 13, the connection of the first colored plastic melt conveying
First 11 are coupled with aforementioned first colored plastic melt introduction hole 211, the second colored plastic melt conveying connector 12 and aforementioned the
Second colors plastic melt introduction hole 212 is coupled, and main plastic melt conveying connector 13 and aforementioned main plastic melt introduction hole 213
Mating, and the first, second colored plastic melt conveying connector 11,12 and main plastic melt conveying connector 13 are using
It is connect with the screw extruder 14 being respectively equipped under state, that is to say, that the first colored plastic melt conveying connector 11 and one
Screw extruder 14 connects, and the second colored plastic melt conveying connector is connect with another screw extruder 14, main plastic melt
Conveying connector 13 is connect with another screw extruder 14.It follows that being squeezed out respectively different there are three screw extruders 14
The plastic melt of color.Since it belongs to well-known technique, thus the not reinflated explanation of applicant.
Please emphasis see Fig. 2 to Fig. 4, diversion mechanism 3 above-mentioned includes shunting disk 31 on one, a transition shunting disk 32 and once
Shunting disk 33, position and spreader disk 22 close fit of the upper shunting disk 31 in the lower section corresponding to aforementioned spreader disk 22,
Central location of shunting disk 31, which is constituted, on this main plastic melt diversion cavity 311 of shunting disk on one, and main plastics of shunting disk are molten on this
Body diversion cavity 311 simultaneously it is corresponding with diversion trench 225 outside diversion trench 224 in aforementioned main plastic melt and main plastic melt and
It communicates, the second deflector hole of shunting disk 313 in the first deflector hole of shunting disk 312 and one is also provided on one on upper shunting disk 31,
Upper the first deflector hole of shunting disk 312 is corresponding with spreader disk the first deflector hole 221 above-mentioned and communicates, upper shunting disk second
Deflector hole 313 is corresponding with spreader disk the second deflector hole 222 above-mentioned and communicates, and offers in the bottom of upper shunting disk 31
Circulation curved channel 314 in shunting disk on one, transition shunting disk 32 correspond to upper shunting disk 31 lower section position with upper point
31 close fit of flow table offers the main plastic melt diversion cavity of a transition shunting disk in the central location of the transition shunting disk 32
321, the main plastic melt diversion cavity 321 of the transition shunting disk is corresponding with the upper main plastic melt diversion cavity 311 of shunting disk above-mentioned
And it communicates, offers one on transition shunting disk 32 and in the position for corresponding to aforementioned upper the first deflector hole of shunting disk 312
Transition shunting disk deflector hole 322, the transition shunting disk deflector hole 322 are communicated with upper the first deflector hole of shunting disk 312, in transition point
Flow table 32 offers a transition towards upper side and in the position for corresponding to circulation curved channel 314 in aforementioned upper shunting disk
Circulation curved channel 323 in shunting disk, circulation curved channel in circulation curved channel 323 and upper shunting disk in the transition shunting disk
314 are fitted to each other, and the arc length direction of circulation curved channel 323 offers inner ring with space state in the transition shunting disk
Chute road melt leadout hole 3231, transition shunting disk 32 towards upper side and correspond to aforementioned upper shunting disk second lead
The position of discharge orifice 313 offers a transition shunting disk link slot 324, one end of the transition shunting disk link slot 324 and upper shunting
The second deflector hole of disk 313 communicates, and the other end is communicated with circulation curved channel 323 in transition shunting disk, in transition shunting disk 32
Side under is also provided with a transition shunting disk outside circulation curved channel 325, and lower shunting disk 33 is corresponding to foregoing transition
The position of the lower section of shunting disk 32 and 32 close fit of transition shunting disk, offer in the central location of the lower shunting disk 33
The main plastic melt diversion cavity 331 of shunting disk, the lower main plastic melt diversion cavity 331 of shunting disk and the main plastics of foregoing transition shunting disk
Fused mass flow guiding chamber 321 is corresponding and phase, offers shunting disk outside circulation arc towards upper side in lower shunting disk 33
Conduit 332, the lower shunting disk outside circulation curved channel 332 are corresponding with transition shunting disk outside circulation curved channel 325 above-mentioned
And it matches, is offered with space state through lower shunting in the arc length direction of the lower shunting disk outside circulation curved channel 332
The outside circulation curved channel melt leadout hole 3321 of the short transverse (" thickness direction " can also be claimed) of disk 33, and it is also provided with one
Lower shunting disk link slot 333, one end of the lower shunting disk link slot 333 are corresponding with foregoing transition shunting disk deflector hole 322 simultaneously
And communicate, and the other end of lower shunting disk link slot 333 is connected and communicates with lower shunting disk outside circulation curved channel 332,
On lower shunting disk 33 and be located at lower shunting disk outside circulation curved channel 332 inside position offered with space state under
Shunting disk melt leadout hole 334, the lower shunting disk melt leadout hole 334 and 3231 phase of outside circulation conduit melt leadout hole above-mentioned
It corresponds to and communicates, offer shunting pan bottom the first colored plastic melt lead-out groove 335 in the bottom of lower shunting disk 33
The second colored plastic of pan bottom melt lead-out groove 336(Fig. 6 is once shunted to show), lower shunting pan bottom the first colored plastic melt
Lead-out groove 335 is communicated with aforementioned outside circulation curved channel melt leadout hole 3321, and first color of lower shunting pan bottom is moulded
Expect the first lead-out groove notch 3351 and the lower part phase of the aforementioned lower main plastic melt diversion cavity 331 of shunting disk of melt lead-out groove 335
Logical, lower shunting pan bottom the second colored plastic melt lead-out groove 336 is communicated with aforementioned lower shunting disk melt leadout hole 334, and
The lower second lead-out groove notch 3361 for shunting pan bottom the second colored plastic melt lead-out groove 336 and the aforementioned lower main modeling of shunting disk
The lower part of material fused mass flow guiding chamber communicates.
As shown in Fig. 2 and Fig. 6, aforementioned shunting disk seat 4 is the position for corresponding to the lower section of aforementioned lower shunting disk 33 and lower point
33 close fit of flow table, aforementioned three color plastic melt diversion cavity 41 of shunting disk seat and aforementioned lower shunting disk plastic melt diversion cavity
331 is corresponding and communicate.Wherein, three color plastic melt diversion cavity 41 of shunting disk seat lower part expand be equipped with greater diameter than point
Shunting disk seat water conservancy diversion mantle cavity 411(Fig. 2 of the diameter of three color plastic melt diversion cavity 41 of flow table seat shows), aforementioned die head inner core 8
Upper end is successively by way of three color plastic melt diversion cavity 41 of shunting disk seat, the main plastic melt diversion cavity 331 of lower shunting disk and transition point
The main plastic melt diversion cavity 321 of flow table and correspond to the aforementioned upper main plastic melt diversion cavity 311 of shunting disk position with before
State the lower end connection of die head inner core water conservancy diversion 23.
In the present embodiment, the aforementioned mouth mold heater 10 being arranged in outside aforementioned mouth mold mechanism 6 is electric heater.In addition,
One group of guide post fixedly connected hole 217, aforementioned melt wall thickness adjustment are offered at the top of the shunting column 21 of aforementioned material receiving mechanism 2
Driving mechanism 7 is fixedly connected with this group of guide post fixedly connected hole 217, i.e., is made by one group of guide post fixedly connected hole 217
Melt wall thickness adjustment driving mechanism 7 is supported on the top of the shunting column 21 of the structural system of material receiving mechanism 2.
As shown in the above description: circulation curved channel 314 and circulation curved channel 323 in transition shunting disk in upper shunting disk
Form the rounded melt canal of cross-sectional shape after being fitted to each other, transition shunting disk outside circulation curved channel 325 above-mentioned with
The same example of lower shunting disk outside circulation curved channel 332.
As shown in Fig. 5 and Fig. 6, as a preferred option, one is provided with thoroughly at the top of aforementioned shunting disk water conservancy diversion mantle cavity 411
Bright liquid level strands import ring 4111, introduce on ring 4111 in the transparent liquid level line material and open up transparent plastic melt introduction hole 41111,
The transparent plastic melt introduction hole 41111 is corresponding with aforementioned transparent liquid level line plastic melt intake 42.
Emphasis is shown in Fig. 2, side of the aforementioned spreader disk 22 under edge and around spreader disk 22
Circumferencial direction, which is constituted, has the spreader disk of a lower surface for being raised in spreader disk 22 to be fitted into flange collar 227, in aforementioned upper shunting disk
31 edges towards upper side and the circumferencial direction around upper shunting disk 31, which are constituted, has one to be depressed in upper shunting disk 31
Upper surface upper shunting disk mating groove 315, flange collar 227 chimeric with spreader disk of shunting disk mating groove 315 is closed on this
Cooperation；Edge in side of the upper shunting disk 31 under and the circumferencial direction composition around upper shunting disk 31 have one convex
The upper shunting disk for arising from the lower surface of shunting disk 31 is fitted into flange collar 316, in foregoing transition shunting disk 32 towards upper side
Edge and the mistake for having a upper surface for being depressed in transition shunting disk 32 around the circumferencial direction of transition shunting disk 32 composition
Shunting disk mating groove 326 is crossed, 316 close fit of flange collar chimeric with upper shunting disk of transition shunting disk mating groove 326, in mistake
It crosses the edge of side of the shunting disk 32 under and there is one to be raised in around the circumferencial direction of transition shunting disk 32 composition
The transition shunting disk of the lower surface of transition shunting disk 32 is fitted into flange collar 327, in aforementioned lower shunting disk 33 towards the side of upper side
Edge position and the lower shunting disk that the upper surface that one is depressed in lower shunting disk 33 is offered around the circumferencial direction of lower shunting disk 33
Mating groove 337, lower 327 close fit of flange collar chimeric with transition shunting disk of shunting disk mating groove 337.
It refers to Fig. 5 to Fig. 6 and combines Fig. 2, be spaced apart on the shunting column 21 of the structural system of aforementioned material receiving mechanism 2
Indicated equipped with column connecting screw hole 219(Fig. 6 is shunted), column connecting screw hole is shunted on spreader disk 22 and corresponding to
219 location interval offers spreader disk connecting screw hole 228(Fig. 2 mark).In the structural system of aforementioned diversion mechanism 3
Upper shunting disk connecting screw is offered on upper shunting disk 31 and in the location interval for corresponding to spreader disk connecting screw hole 228
Hole 317(Fig. 2 mark), it is opened on transition shunting disk 32 and in the location interval for corresponding to upper shunting disk connecting screw hole 317
Indicated equipped with transition shunting disk connecting screw hole 328(Fig. 2), it is connected on lower shunting disk 33 and corresponding to transition shunting disk
The location interval of screw hole 328 offers lower shunting disk connecting screw hole 338.From Fig. 6 illustrate one group of long bolt 20 from it is lower to
On sequentially pass through lower shunting disk connecting screw hole 338, transition shunting disk connecting screw hole 328, upper shunting disk connecting screw hole 317
It is screwed in spreader disk connecting screw hole 228 and shunts column connecting screw hole 219, thus by diversion mechanism 3 above-mentioned and receiver
Structure 2 is connected as an entirety, specifically, make shunt column 21, spreader disk 22, upper shunting disk 31, transition shunting disk 32 and under
Shunting disk 33 is in top-down closed stacked state.
As shown in Figure 6, shunting disk seat 4 above-mentioned is corresponding to lower shunting disk 33 by one group of short screw being spaced apart 43
The position of lower section be fixedly connected with the short screw fixation hole being preset on lower shunting disk 33.
Applicant combines Fig. 2 and Fig. 5 to Fig. 6 to be explained as follows the flow direction of plastic melt, is conveyed and is connected by main plastic melt
Connector 13 will introduce main plastic melt through main plastic melt introduction hole 213 by the main plastic melt of 14 melting extrusion of screw extruder
In diversion cavity 216, a part into the main plastic melt in main plastic melt diversion cavity 216 follows main plastic melt diversion cavity
216 cavity wall flows to the outer diversion trench 225 of aforementioned main plastic melt, and the main plastic melt of another part follows die head inner core water conservancy diversion
23 flow to diversion trench 224 in aforementioned main plastic melt, molten into the main plastics in the inside and outside diversion trench 224,225 of main plastic melt
Body from top to bottom successively through the main plastic melt diversion cavity 311 of upper shunting disk, the main plastic melt diversion cavity 321 of transition shunting disk, under
The main plastic melt diversion cavity 331 of shunting disk and three color plastic melt diversion cavity of shunting disk seat, 41 cocurrent are described in further detail to following
Die geometry 6.It at the same time, will be by 14 melting extrusion of screw extruder by the first colored plastic melt conveying connector 11
First colored plastic melt introduces the first colored plastic melt longitudinal direction deflector hole 214 through the first colored plastic melt introduction hole 211,
Again successively through the first deflector hole of spreader disk 221, the first deflector hole of upper shunting disk 312, transition shunting disk deflector hole 322, lower point
Flow table link slot 333 is matched jointly by transition shunting disk outside circulation curved channel 325 and lower shunting disk outside circulation curved channel 332
The conduit and outside circulation curved channel melt leadout hole 3321 of conjunction, then through lower shunting pan bottom the first colored plastic melt lead-out groove
335 the first lead-out groove notch 3351 enters three color plastic melt diversion cavity 41 of shunting disk seat and to be attached to main plastic melt
The state of outer surface flows to mouth mold mechanism 6 with main plastic melt.Also at the same time, by the second colored plastic melt conveying connector
12 will introduce the through the second colored plastic melt introduction hole 212 by the second colored plastic melt of 14 melting extrusion of screw extruder
Second colors plastic melt longitudinal direction deflector hole 215, then successively through the second deflector hole of spreader disk 222, the second deflector hole of upper shunting disk
313, transition shunting disk link slot 324, by circulation curved channel in circulation curved channel 314 in upper shunting disk and transition shunting disk
323 conduit, interior circulating tanks road melt leadout hole 3231 and the lower shunting disk melt leadout holes 334 cooperated jointly are again through lower shunting disk
Second lead-out groove notch 3361 of bottom the second colored plastic melt lead-out groove 336 enters three color plastic melt water conservancy diversion of shunting disk seat
Chamber 41 and to flow to mouth mold mechanism 6 with main plastic melt with the state in the outer surface of main plastic melt.
In the present embodiment, aforementioned outside circulation curved channel melt leadout hole 3321 and interior circulating tanks road melt leadout hole
3231(namely lower shunting disk melt leadout hole 334) quantity be equal to each other and spacing distance is identical, such as both respectively for 6 to
When 8 holes, then the circumferencial direction in the outer wall of main plastic melt is evenly distributed with 6-8 item (can also claim 6 to 8 column) colour bar with longitudinal state
Line.And the outside of main plastic melt is attached to due to the first colored plastic melt and the second colored plastic melt, because
And relatively thin, about 0.2-0.5mm, specifically, about accounting for about 1st/20th to 20 of main plastic melt wall thickness
/ tri-.
When enabling the first, second colored plastic melt, transparent liquid level line material feed mechanism 5 above-mentioned does not work, also
It is to say just to enable transparent liquid level line material feed mechanism 5 when only processing in need has the hollow plastic product of transparent liquid level line.
Please emphasis see Fig. 5 and Fig. 6, mouth mold mechanism 6 above-mentioned include die sleeve adjusting seat 61, die sleeve support ring 63, mold core 64,
Flow guide sleeve 65 and flow guide sleeve support ring 66, flow guide sleeve support ring 66 pass through in the position for the bottom for corresponding to aforementioned shunting disk seat 4
Support ring fixing screws 661 and the bottom of shunting disk seat 4 are fixed, and the upper end of flow guide sleeve 65 is stretched over aforementioned three color of shunting disk seat modeling
In the shunting disk seat water conservancy diversion mantle cavity 411 for expecting the lower part of fused mass flow guiding chamber 41, and the outer wall of the upper end of the flow guide sleeve 65 is by close
The cavity wall of seal 652 and shunting disk seat water conservancy diversion mantle cavity 411, which seals, to be cooperated, under the inner wall of flow guide sleeve 65 and aforementioned die head inner core 8
Space between the outer wall at end is configured to flow guide sleeve melt flow channel 651, and the middle part of flow guide sleeve 65 is supported on flow guide sleeve support ring 66
Step groove 662 on, die sleeve adjusting seat 61 correspond to flow guide sleeve support ring 66 lower section, in the central position of the die sleeve adjusting seat 61
It sets and is fixed with a sliding sleeve 611, which fixes
Fixed with die sleeve adjusting seat 61 in chamber 612, aforementioned melt wall thickness adjusts driving mechanism 7 and die sleeve adjusting seat 61 towards upper side
Connection, the lower end of preceding guide set 65 are stretched in sliding sleeve 611 and form slip cooperating relationship, die sleeve with sliding sleeve 611
62 are supported in die sleeve support ring 63, and the die sleeve support ring 63 passes through spiral shell in the position for the bottom for corresponding to die sleeve adjusting seat 61
Nail 631 is fixed with die sleeve adjusting seat 61, and the die sleeve that mold core 64 is located at die sleeve 62 is intracavitary, and the upper end of the mold core 64 and aforementioned mould
Space between the cavity wall of the die sleeve chamber of the lower thread connection of head inner core 8, the outer wall of mold core 64 and aforementioned die sleeve 62 is three colors
Plastic melt runner 641, which communicates with preceding guide set melt flow channel 651, and the flow guide sleeve is molten
Body runner 651 is communicated with aforementioned three color plastic melt diversion cavity 41 of shunting disk seat.
As shown in Figure 6, it is kept between the top of aforementioned die sleeve adjusting seat 61 and the bottom of preceding guide set support ring 66
There is a wall thickness to adjust gap 67, when aforementioned melt thickness adjustment driving mechanism 7 drives die sleeve adjusting seat 61 to shift up, by die sleeve
Adjusting seat 61 drives 62 uplink of die sleeve, three color plastic melt runners of three color plastic melt runners 641 by die sleeve support ring 63
The width of discharge port 6411 becomes larger, meanwhile, aforementioned wall thickness adjustment gap 67 becomes smaller, and when melt wall thickness adjusts 7 band of driving mechanism
When dynamic model covers adjusting seat 61 to bottom offset, 62 downlink of die sleeve is driven by die sleeve support ring 63 by die sleeve adjusting seat 61, aforementioned three
The width of three color plastic melt runner discharge ports 6411 of color plastic melt runner 641 becomes smaller, while aforementioned wall thickness adjusts gap
67 become larger, and the aforementioned mouth mold heater 10 filled the post of by electric heater is arranged outside aforementioned die sleeve adjusting seat 61, are provided with aforementioned point
Aforementioned one group of guide post fixedly connected hole 217 at the top of fluidization tower 21 is threaded hole.
Continue to see Fig. 2 and Fig. 5 to Fig. 6, constituting in the upper end of aforementioned die head inner core water conservancy diversion 23 has the sub- nose cone of water conservancy diversion
232, the top for probeing into aforementioned main plastic melt diversion cavity 216 of the sub- nose cone 232 of the water conservancy diversion, in die head inner core water conservancy diversion 23
Lower end, which is constituted, has water conservancy diversion that thread head 233 is coupled, and offers in a die head in the central location of the upper end of aforementioned die head inner core 8
Core threaded hole 81, the die head inner core threaded hole 81 are threadedly coupled with water conservancy diversion mating thread head 233；Under aforementioned shunting column 21
It holds and constituting around the circumferencial direction for shunting column 21 has the shunting column of a lower surface for being raised in shunting column to be fitted into flange collar 218,
And aforementioned spreader disk 22 towards the edge of upper side and around spreader disk 22 circumferencial direction composition have one
It is depressed in the spreader disk mating groove 226 of the upper surface of spreader disk 22, the spreader disk mating groove 226 and shunting column are embedding
Close 218 close fit of flange collar.
Water conservancy diversion mating thread head internal thread hole is offered in the center of preceding guide mating thread head 233
2331(Fig. 5 mark), a die head inner core reinforcement connecting screw is offered in the center of the short transverse of aforementioned die head inner core 8
Hole 82, aforementioned die head inner core threaded hole 81 is located at the top in the die head inner core reinforcement connecting screw hole 82, and mends in die head inner core
Constituting on the hole wall of the lower part of strong ties screw hole 82 has connecting screw hole internal screw thread 821, in die head inner core reinforcement connecting screw
A die head inner core reinforcement connecting screw 83, the upper end of the die head inner core reinforcement connecting screw 83 and preceding guide are provided in hole 82
Son mating thread head internal thread hole 2331 is threadedly coupled, and the lower end of die head inner core reinforcement connecting screw 83 and aforementioned connecting screw
821 are threadedly coupled in hole.
Please emphasis see Fig. 6, melt wall thickness adjustment driving mechanism 7 above-mentioned includes driving acting cylinder 71, driving acting cylinder column
Attachment base 72, pull rod attachment base 73,74, one groups of guide posts 75 of electronic ruler and one group of pull rod 76, driving acting cylinder 71 are fixed on drive
In dynamic acting cylinder fixing seat 712, the driving acting cylinder fixing seat 712 and the upper end of one group of guide post 75 are fixed, and one group of guiding
The lower end of column 75 is solid in the position and the aforementioned top for shunting column 21 for corresponding to one group of guide post fixedly connected hole 217 above-mentioned
Fixed, the lower part of the driving acting cylinder column 711 of driving acting cylinder 71 is connect and with driving acting cylinder column attachment base 72 by screwing
Cylinder column lock nut 7111 on driving acting cylinder column 711 locks, and driving acting cylinder column attachment base 72 passes through driving acting cylinder column
Attachment base fixing screws 721 and the central location of pull rod attachment base 73 towards upper side are fixed, and pull rod attachment base 73 passes through drawing
Bar attachment base guide sleeve 731 is slidably matched with one group of guide post 75, and the driving acting cylinder of driving acting cylinder 71 is arranged in electronic ruler 74
On cylinder body 713 and corresponding with the top of driving acting cylinder column 711, the upper end of one group of pull rod 76 respectively passes through pull rod fixing screws
761 are fixedly connected with pull rod attachment base 73, and the fixed company in the lower end of one group of pull rod 76 and the top of die sleeve adjusting seat 61 above-mentioned
It connects.
When the driving acting cylinder column 711 of driving acting cylinder 71 shifts up, made by driving acting cylinder column 711 by driving
It drives pull rod attachment base 73 to follow one group of guide post 75 above-mentioned with cylinder column attachment base 72 to shift up, led to by pull rod attachment base 73
Crossing one group of pull rod 76 above-mentioned drives aforementioned die sleeve adjusting seat 61 to shift up, from die sleeve adjusting seat 61 drive aforementioned die sleeve 62 to
The width of upper displacement, three color plastic melt runner discharge ports 6411 of three color plastic melt runners 641 becomes larger, row outlet mold mechanism
The wall thickness of 6 three color plastic melts thickens, and wall thickness adjustment gap 67 becomes smaller；And work as the driving acting cylinder of aforementioned driving acting cylinder 71
When column 711 is to bottom offset, aforementioned pull rod is driven to connect by aforementioned driving acting cylinder column attachment base 72 by driving acting cylinder column 711
Seat 73 follows one group of guide post 75 above-mentioned to bottom offset, is driven by pull rod attachment base 73 by one group of pull rod 76 above-mentioned aforementioned
Die sleeve adjusting seat 61 becomes to bottom offset, the width of three color plastic melt runner discharge ports 6411 of three color plastic melt runners 641
Small, the wall thickness of three color plastic melts of row outlet mold mechanism 6 is thinning, and wall thickness adjusts gap 67 and increases.When 61 band of die sleeve adjusting seat
When dynamic model set 62 comes downwards to the limit, three color plastic melt runner discharge ports 6411 are closed, otherwise same example.
In the present embodiment, driving acting cylinder 71 above-mentioned is oil cylinder, but cylinder can also be used, and electronic ruler 74 above-mentioned is
Linear displacement transducer.
Shown in foundation Fig. 6, into three color plastic melts in three color plastic melt diversion cavity 41 of shunting disk seat successively through leading
Stream set melt flow channel 651 and three color plastic melt runners 641 simultaneously introduce hollow plastic from three color plastic melt runner discharge ports 6411
In the mold of material products molding machine, formed by inflation forming machine structure inflation.
As a preferred option, a compression can also be arranged on the spreader disk 21 of the structural system of aforementioned material receiving mechanism 2
Air introduction 229, the compressed air introduce pipe 229 successively by way of i.e. across spreader disk 2 aforementioned main plastic melt outside lead
Diversion trench 224 is communicated with the water conservancy diversion subcenter hole 234 of aforementioned die head inner core water conservancy diversion 23 in chute 225 and main plastic melt,
Company into the compressed air in the water conservancy diversion subcenter hole 234 of die head inner core water conservancy diversion 23 through die head inner core reinforcement connecting screw 83
The mold core centre bore 642 that pitch hole 831 leads to mold core 64 is connect, then is drawn compressed air by mold core centre bore 642, is compressed
The effect of air is to prevent plastic melt from generating adhesion, improves the regular consistency of the shape of melt base.
Fig. 7 is referred to, by three color plastic melt bases in the mold of present invention supply said hollow plastic product molding machine
Outer wall surface after the molding of inflation forming machine structure inflation in hollow plastic product forms equally distributed first color fringe 30a
With the second color fringe 30b.
As long as by the above description of applicant it is found that under the inspiration of the present invention to material receiving mechanism 2 and diversion mechanism 3
Structure slightly simple change can achieve the purpose that increase or decrease colour bar line.
Since transparent liquid level line material feed mechanism 5 belongs to the prior art, thus applicant repeats no more.But it requires emphasis
It is: when production has hollow plastic product (i.e. the container) of transparent liquid level line, the first of the structural system of aforementioned feeding machanism 1
Colored plastic melt conveying connector 11 and the second colored plastic melt conveying connector 12 are in stopping conveying color modeling
Expect the state of melt, the state for conveying main plastic melt is only in by main plastic melt conveying connector 13.
In conclusion technical solution provided by the invention compensates for the shortcoming in prior art, invention has been favorably accomplished
Task has faithfully fulfilled the technical effect that applicant refers in technical effect column above.
Claims (9)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228277.3A CN106863757B (en) | 2017-04-10 | 2017-04-10 | Die structure for blowing hollow plastic containers with transparent level lines or color stripes |
| PCT/CN2017/088663 WO2018188190A1 (en) | 2017-04-10 | 2017-06-16 | Die structure for blowing hollow plastic container with transparent liquid level line or colored stripe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228277.3A CN106863757B (en) | 2017-04-10 | 2017-04-10 | Die structure for blowing hollow plastic containers with transparent level lines or color stripes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106863757A CN106863757A (en) | 2017-06-20 |
| CN106863757B true CN106863757B (en) | 2019-05-17 |
Family
ID=59162004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710228277.3A Active CN106863757B (en) | 2017-04-10 | 2017-04-10 | Die structure for blowing hollow plastic containers with transparent level lines or color stripes |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106863757B (en) |
| WO (1) | WO2018188190A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108816029B (en) * | 2018-08-02 | 2023-10-13 | 浙江中宁硅业有限公司 | Method for treating silicon tetrafluoride gas by using low-concentration HF acid and treatment equipment thereof |
| CN108943647B (en) * | 2018-09-03 | 2024-03-08 | 苏州金纬中空技术有限公司 | Storage type die head |
| CN110355975B (en) * | 2019-07-31 | 2024-02-06 | 温州市龙湾盛业塑料制品厂(普通合伙) | Horizontal line double-color pipe composite extrusion die |
| CN114228255B (en) * | 2021-12-23 | 2024-03-19 | 声科家居用品(上海)有限公司 | Classified cleaning bag forming process |
| CN114670422B (en) * | 2022-05-31 | 2022-08-23 | 张家港市意久机械有限公司 | Combined shunt shuttle in multicolor die head |
| CN117305958B (en) * | 2023-10-18 | 2024-05-14 | 河南恒创能科金属制品有限公司 | Device for processing diamond wire bus and processing method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2481508Y (en) * | 2001-07-04 | 2002-03-13 | 常熟市同大机械有限公司 | Visible liquid level line forming die for plastic container |
| CN206605764U (en) * | 2017-04-10 | 2017-11-03 | 苏州同大机械有限公司 | For blowing the die head with transparent liquid level line or colour bar line hollow plastic container |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58168529A (en) * | 1982-03-31 | 1983-10-04 | Nippon Plast Co Ltd | Manufacture of hollow body with wood grain appearance |
| CN205097525U (en) * | 2015-11-06 | 2016-03-23 | 苏州同大机械有限公司 | Visual liquid level line material extruding device that shaping of cavity plastic container inflation was used |
-
2017
- 2017-04-10 CN CN201710228277.3A patent/CN106863757B/en active Active
- 2017-06-16 WO PCT/CN2017/088663 patent/WO2018188190A1/en not_active Ceased
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2481508Y (en) * | 2001-07-04 | 2002-03-13 | 常熟市同大机械有限公司 | Visible liquid level line forming die for plastic container |
| CN206605764U (en) * | 2017-04-10 | 2017-11-03 | 苏州同大机械有限公司 | For blowing the die head with transparent liquid level line or colour bar line hollow plastic container |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018188190A1 (en) | 2018-10-18 |
| CN106863757A (en) | 2017-06-20 |
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Address after: No. 21 Fenghuang Avenue, Fenghuang Town, Zhangjiagang City, Suzhou City, Jiangsu Province 215614 Patentee after: Suzhou Tongda Machinery Co.,Ltd. Country or region after: China Address before: No. 8 Fenghuang Avenue, Fenghuang Town, Zhangjiagang City, Suzhou City, Jiangsu Province 215614 Patentee before: SUZHOU TONGDA MACHINERY Co.,Ltd. Country or region before: China |
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Denomination of invention: head structure for blowing hollow plastic containers with transparent level lines or colored stripes Granted publication date: 20190517 Pledgee: China Merchants Bank Limited by Share Ltd Suzhou branch Pledgor: Suzhou Tongda Machinery Co.,Ltd. Registration number: Y2025980056170 |