CN107803437A - Feeding trolley in bending machine - Google Patents
Feeding trolley in bending machine Download PDFInfo
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- CN107803437A CN107803437A CN201711281153.8A CN201711281153A CN107803437A CN 107803437 A CN107803437 A CN 107803437A CN 201711281153 A CN201711281153 A CN 201711281153A CN 107803437 A CN107803437 A CN 107803437A
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- slide rail
- linear slide
- trolley body
- bending machine
- rail group
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- 238000005452 bending Methods 0.000 title claims abstract description 60
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 238000013519 translation Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008093 supporting effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 239000003921 oil Substances 0.000 description 20
- 238000010586 diagram Methods 0.000 description 4
- 239000002360 explosive Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/13—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by linearly moving tables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/05—Bending tubes using mandrels or the like co-operating with forming members
- B21D9/07—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only
- B21D9/073—Bending tubes using mandrels or the like co-operating with forming members with one or more swinging forming members engaging tube ends only with one swinging forming member
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses the feeding trolley in a kind of bending machine, the through hole of front and rear insertion is provided with trolley body, main shaft is interspersed to be arranged in through hole and main shaft both ends are stretched out outside through hole respectively, and the fixed structure for preventing that main shaft relative trolley body is movable is provided between trolley body and main shaft；Multi-clove type pipe clamp seat is fixedly installed on the main shaft stretched out outside through hole front end, the clamping jaw of described multi-clove type pipe clamp seat front end is made up of at least four points of lobe clamping jaws, the cone shape that each point of lobe clamping jaw is flared out, makes clamping jaw outer surface profile shape be tapered into from front to back in external diameter simultaneously in its natural state；Collar bush is arranged with the main shaft between multi-clove type pipe clamp seat and trolley body, the main drive moved back and forth before and after drive shaft set is provided with trolley body.In the bending machine feeding trolley clamping it is firm, feeding is accurate.
Description
Technical field
The present invention relates to the feeding trolley in bending machine, more particularly to bending machine.
Background technology
With the continuous development of modern science and technology, pipe bending technique is widely used in each production industry, using bend pipe skill
The bending machine of art is into plant equipment irreplaceable in industrial production.Feeding trolley wherein in bending machine is the weight of bending machine
Part is wanted, for dogleg section will to be needed accurately to deliver to Bending Mould, thus the overall performance of feeding trolley on tubing
Vital effect is played in the bend pipe precision for improving bending machine.Feeding trolley in bending machine common at present passes through folder
Clamp holds tubing, and due to bending machine, in bend pipe operation, clamp can bear very big axial force and moment of torsion, thus easily press from both sides
Pincers are clamped not strongly by phenomenon, so that bend pipe precision is had a greatly reduced quality, and the operation stability and feeding accuracy of feeding trolley obtain
Less than guarantee.
The content of the invention
The technical problem of solution is needed for of the invention：A kind of feeding for clamping firm, feeding accurately in bending machine is provided
Dolly.
To solve the above problems, the technical solution adopted by the present invention is：Feeding trolley in described bending machine, including：
Trolley body, is provided with the through hole of front and rear insertion in trolley body, and main shaft is interspersed to be arranged in through hole and main shaft both ends
Stretch out respectively outside through hole, the fixation for preventing that main shaft relative trolley body is movable is provided between trolley body and main shaft
Structure；Multi-clove type pipe clamp seat, described multi-clove type pipe clamp seat front end are fixedly installed on the main shaft stretched out outside through hole front end
Clamping jaw be made up of at least three points of lobe clamping jaws, each point of lobe clamping jaw in its natural state simultaneously be flared out, make outside clamping jaw
The cone shape that surface profile shape tapers into external diameter from front to back；Positioned at multi-clove type pipe clamp seat and trolley body it
Between main shaft on be arranged with collar bush, the main drive that moves back and forth before and after drive shaft set relative main is provided with trolley body
Dynamic device, when the driving lower main axis set of main drive moves forward, clamping jaw appearance of the collar bush front end along cone shape
Facial contour is pushed ahead, and is made each point of lobe clamping jaw of multi-clove type pipe clamp seat while is inwardly tightened up, so as to clamping in clamping jaw
Tubing.
Further, the feeding trolley in foregoing bending machine, wherein, described fixed structure is：Positioned at dolly sheet
The spacing shaft shoulder is provided with the main shaft of body front end, is provided with the first thread segment on the main shaft positioned at trolley body rear end, first
Locking nut is screwed on the first thread segment, by the spacing shaft shoulder and the first locking nut by the axial direction of main shaft relative trolley body
Position restriction.
Further, the feeding trolley in foregoing bending machine, wherein, the structure of described main drive is：In master
Axle sleeve rear end is arranged at intervals with two shaft shoulders, and the neck being inwardly recessed is formed between two shaft shoulders；In trolley body front end both sides
A connecting rod is respectively arranged with, two connecting rods are located at trolley body hypomere；Feed collet is fixedly installed at the top of trolley body
Oil cylinder, the extension bar of feed collet oil cylinder forward extends out and the extension bar of feed collet oil cylinder at the top of clamping support with being hinged, clamping support both sides
Extending arm extend downwardly stretching, extension after connecting rod respectively with trolley body both sides be hinged, in the extending arm of clamping support both sides
Side is respectively arranged with a kelly, and two kellies are stretched into the neck of collar bush, and the extension bar of feed collet oil cylinder, which forward extends out, to be pushed away
Dynamic clamping support is swung forward around two extending arms and the pin joint of two connecting rods of clamping support, so as to drive two kellies to promote
Collar bush moves forward.
Further, the feeding trolley in foregoing bending machine, wherein, in spaced two axles in collar bush rear end
Shoulder is first shaft shoulder and second shaft shoulder, and the second thread segment, second shaft shoulder are provided with the collar bush positioned at first axle shoulder rear portion
For the second locking nut screwed with the second thread segment；Two kelly ends in neck is stretched into are respectively arranged with one first
Bearing.
Further, the feeding trolley in foregoing bending machine, wherein, in addition to bending machine frame, in bending machine frame
On be provided with the first linear slide rail group, each linear slide rail in the first linear slide rail group is set with main axis parallel, and planker is fixed
It is arranged on each sliding block in the first linear slide rail group, trolley body is arranged on planker, and the first driving is provided with planker
Device, planker moves forward and backward along the first linear slide rail group under the driving of first driving means.
Further, the feeding trolley in foregoing bending machine, wherein, the structure of described first driving means is：
It is provided with rack-and-pinion group in bending machine frame, each linear slide rail in rack and the first linear slide rail group in rack-and-pinion group
It is parallel to each other, the motor shaft of feeding servo deceleration motor is fixedly connected with the gear in rack-and-pinion group.
Further, the feeding trolley in foregoing bending machine, wherein, described main shaft is hollow spindle tube, plug
Interspersed to be arranged in spindle tube, plug one end is stretched out outside multi-clove type pipe clamp seat after passing through multi-clove type pipe clamp seat, and the first short cylindrical leads to
Cross the first universal joint and be arranged at plug front end, the second short cylindrical is arranged at the first short cylindrical front end by the second universal joint；
Plug oil cylinder is provided with bending machine frame, the plug other end is after rear-end of spindle stretching with being arranged in bending machine frame
The extension bar of plug oil cylinder is connected.
Further, the feeding trolley in foregoing bending machine, wherein, the second linear slide rail group is provided with planker,
Each linear slide rail spatial vertical in each linear slide rail and the first linear slide rail group in second linear slide rail group, bottom plate are fixed and set
It is placed on each sliding block in the second linear slide rail group, trolley body is arranged on bottom plate, and the second driving dress is provided with bottom plate
Put, moved left and right in the driving lower shoe of the second drive device along the second linear slide rail group；Is provided with bending machine frame
Three linear slide rail groups, each linear slide rail in each linear slide rail and the second linear slide rail group in third linear slide rail group are mutually flat
OK, translation plates are arranged on each sliding block in third linear slide rail group, and plug oil cylinder is arranged in translation plates, in bending machine frame
On be provided with the 3rd drive device, translation plates move left and right along third linear slide rail group under the driving of the 3rd drive device.
Further, the feeding trolley in foregoing bending machine, wherein, vertically arranged first is provided with bottom plate and is hung down
Straight panel, is provided with the 4th linear slide rail group on the first vertical panel, and each linear slide rail in the 4th linear slide rail group is vertically set
It is placed on the first vertical panel, trolley body is fixedly installed on each sliding block in the 4th linear slide rail group, on the first vertical panel
Four-drive device is provided with, trolley body moves up and down along the 4th linear slide rail group under the driving of four-drive device；
The second vertical panel being vertically provided with is provided with translation plates, is provided with the 5th linear slide rail group on the second vertical panel, the 5th
Each linear slide rail in linear slide rail group is parallel to each other with each linear slide rail in the 4th linear slide rail group, and plug oil cylinder is fixed and set
It is placed on each sliding block in the 5th linear slide rail group, the 5th drive device is provided with the second vertical panel, in the 5th driving dress
Plug oil cylinder moves up and down along the 5th linear slide rail group under the driving put.
Further, the feeding trolley in foregoing bending machine, wherein, two are provided with the through hole of trolley body
Second bearing, main shaft are arranged in trolley body by two second bearing supportings, are fixedly installed and vert in trolley body
Servo deceleration motor, driving pulley is fixedly installed on the motor shaft for verting servo deceleration motor, is stretching out through hole rear end
Driven pulley is fixedly installed on outer main shaft, transmission belt is wound on driving pulley and driven pulley.
The beneficial effects of the invention are as follows：1. being clamped in the tubing uniform force in multi-clove type pipe clamp seat, it is firm to clamp, and is not easy
Occur causing bend pipe precision to reduce phenomenon because clamping not strongly and leaning on, the operation stability and feeding accuracy of feeding trolley are very
It is good；Rotated 2. the first short cylindrical and the second short cylindrical can adjust relative to bend pipe direction in bend pipe operation, smooth and make in bend pipe
There is buckling phenomena in the tubing face that industry position flexes outward, the tubing face for preventing from flexing outward at bend pipe Seeding location.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the feeding trolley in bending machine of the present invention.
Fig. 2 is the explosive view of feeding trolley in Fig. 1.
Fig. 3 is the dimensional structure diagram of plug in Fig. 2.
Fig. 4 is the explosive view of plug in Fig. 3.
Fig. 5 is the dimensional structure diagram of trolley body in 1.
Fig. 6 is the explosive view of trolley body in Fig. 5.
Fig. 7 is the dimensional structure diagram of multi-clove type pipe clamp seat.
Embodiment
Below in conjunction with the accompanying drawings and preferred embodiment is described in further detail to technical solutions according to the invention.
Bending machine generally comprises：Bending machine frame and the feeding trolley being arranged in bending machine frame and pipe bending wheel die clamp
Module, bend wheel mould clamping group are located at the front of feeding trolley, and feeding trolley can deliver to tubing in bend wheel mould clamping group
Row bend pipe operation.For convenience of discussion, feeding trolley direction of advance is defined as " preceding " here, the opposite direction that feeding trolley is advanced
" rear " is defined as, then the horizontal direction vertical with fore-and-aft direction is then the left and right directions of feeding trolley.As depicted in figs. 1 and 2, originally
The feeding trolley in bending machine described in embodiment, including：Trolley body 1, passing through for front and rear insertion is provided with trolley body 1
Through hole 11, main shaft 2 is interspersed to be arranged in through hole 11 and the both ends of main shaft 2 are stretched out outside through hole 11 respectively, trolley body 1 with
The fixed structure for preventing that the relative trolley body 1 of main shaft 2 is movable is provided between main shaft 2；Fixation described in the present embodiment
Structure is：The spacing shaft shoulder 21 is provided with the main shaft 2 positioned at the front end of trolley body 1, in the main shaft positioned at the rear end of trolley body 1
The first thread segment 22 is provided with 2, the first locking nut 23 is screwed on the first thread segment 22, and the spacing shaft shoulder 21 is resisted against dolly
On the front end of body 1, the first locking nut 23, which screws, to be resisted against on the rear end of trolley body 1, is locked by the spacing shaft shoulder 21 and first
Nut 23 limits the axial location of the relative trolley body 1 of main shaft 2, so that main shaft 2 can not the front and rear shifting of relative trolley body 1
It is dynamic.
As shown in figure 5 and figure 7, more valves are fixedly installed on the main shaft 2 stretched out outside the front end of through hole 11 in the present embodiment
Formula pipe clamp seat 3, the clamping jaw of the described front end of multi-clove type pipe clamp seat 3 is made up of at least three points of lobe clamping jaws 31, with more in Fig. 7
The front end of flap-type pipe clamp seat 3 is described exemplified by setting four points of lobe clamping jaws 31, in actual use multi-clove type pipe clamp seat 3
The clamping jaw of front end is typically made up of three, four or six points lobe clamping jaws 31.Each point of lobe clamping jaw 31 is same in its natural state
When the cone shape that is flared out, makes clamping jaw outer surface profile shape taper into from front to back in external diameter；Each point of lobe folder
As long as pawl 31 in its natural state simultaneously outward tonicity ensure tubing can be put into clamping jaw, each point of lobe clamping jaw 31 simultaneously
Tubing can firmly be clamped by inwardly tightening up.As shown in Figure 1, Figure 2 with shown in Fig. 6, positioned at multi-clove type pipe clamp seat 3 and trolley body 1
Between main shaft 2 on be arranged with collar bush 4, be provided with trolley body 1 drive shaft cover 4 relative mains 2 before and after back and forth move
Dynamic main drive, the internal diameter of collar bush 4 is more than the minimum outer diameter of the clamping jaw of cone shape, and the internal diameter of collar bush 4 is small
In the maximum outside diameter of the clamping jaw of cone shape, when the driving lower main axis set 4 of main drive moves forward, before collar bush 4
Hold clamping jaw outer surface profile of the inner tube surface along cone shape to push ahead, make each point of lobe clamping jaw 31 of multi-clove type pipe clamp seat 3
Inwardly tighten up simultaneously, so as to clamping the tubing in clamping jaw.Equally, it is moved back in the driving lower main axis set 4 of main drive
It is dynamic, the tightening force put on clamping jaw is discharged, the tubing that now clamping jaw is pointed in clamping jaw does not have clamping force or only small
Clamping force.The structure of main drive described in the present embodiment is：Two shaft shoulders are arranged at intervals with the rear end of collar bush 4,
The neck 40 being inwardly recessed is formed between two shaft shoulders；It is respectively arranged with a connecting rod 12 in the front end both sides of trolley body 1, two
Individual connecting rod 12 is located at the hypomere of trolley body 1；Feed collet oil cylinder 13 is fixedly installed at the top of trolley body 1, feed collet oil cylinder 13
Extension bar is forward extended out and the extension bar of feed collet oil cylinder 13 is hinged with the top of clamping support 14, the extending arm 15 of the both sides of clamping support 14
Extend downwardly the connecting rod 12 after stretching respectively with the both sides of trolley body 1 to be hinged, in the extending arm 15 of the both sides of clamping support 14
Side is respectively arranged with a kelly 17, and two kellies 17 are stretched into the neck 40 of collar bush 4, the extension bar of feed collet oil cylinder 13 to
Preceding stretch out promotes clamping support 14 to be swung forward around two extending arms 15 and the pin joint 10 of two connecting rods 12 of clamping support 14, from
And two kellies 17 are driven to promote collar bush 4 to move forward.In spaced two shaft shoulders in the rear end of collar bush 4 in the present embodiment
For first shaft shoulder 41 and second shaft shoulder, the second thread segment 43 is provided with the collar bush 4 positioned at the rear portion of first axle shoulder 41, second
The shaft shoulder is the second locking nut 44 screwed with the second thread segment, and the gap between first shaft shoulder 41 and the second locking nut 44 is
The neck 40 formed between two shaft shoulders described above.The end part of two kellies 17 in the present embodiment in neck 40 is stretched into
A clutch shaft bearing 16 is not provided with, the setting of two clutch shaft bearings 16, can be subtracted when main drive drive shaft 2 moves
Few frictional force between two kellies 17 and two shaft shoulders.
As shown in Fig. 2 the first linear slide rail group 51, the first linear slide rail are provided with the present embodiment in bending machine frame
Each linear slide rail in group 51 be arranged in parallel with main shaft 2, and planker 5 is fixedly installed on each sliding block in the first linear slide rail group 51
On 510, trolley body 1 is arranged on planker 5, and first driving means are provided with planker 5, in the driving of first driving means
Lower planker 5 is movable along the first linear slide rail group 51.The structure of first driving means described in the present embodiment is：In bend pipe
It is provided with rack-and-pinion group in machine frame, each linear slide rail in 54 and first linear slide rail group 51 of rack in rack-and-pinion group
It is parallel to each other, the motor shaft of feeding servo deceleration motor 61 is fixedly connected with the gear 55 in rack-and-pinion group.Such as Fig. 1, Fig. 3 and
Shown in Fig. 4, the main shaft 2 described in the present embodiment is hollow spindle tube, and plug 7 is interspersed to be arranged in spindle tube, plug one end
Stretched out after through multi-clove type pipe clamp seat 3 outside multi-clove type pipe clamp seat 3, the first short cylindrical 71 is arranged at core by the first universal joint 72
Nose, the second short cylindrical 73 are arranged at the front end of the first short cylindrical 71 by the second universal joint 74.In bend pipe in the present embodiment
Plug oil cylinder 75, core of the other end of plug 7 after the stretching of the rear end of main shaft 2 with being arranged in bending machine frame are provided with machine frame
The extension bar of rod oil cylinder 75 is connected.
In actual bend pipe operation, bending machine needs to carry out the tubing of Multiple Type size bend pipe operation, and pipe bending wheel
The position of wheel module in die clamp module is changeless, typically by the clamping group changed in bend wheel mould clamping group
Position and to take turns the model of module, the model of clamping group curved come the tubing that makes bend wheel mould clamping group adapt to Multiple Type size
Pipe operation, thus just needed according to the tubing of different model size to adjust the right position and upper-lower position of trolley body 1.Such as
Being horizontally disposed with shown in Fig. 1 and Fig. 2, in the present embodiment on planker has the second linear slide rail group 52, in the second linear slide rail group 52
Each linear slide rail and the first linear slide rail group 52 in each linear slide rail spatial vertical, it is linear that bottom plate 9 is fixedly installed on second
On each sliding block 520 in slide rail group 52, trolley body 1 is arranged on bottom plate 9, and the second drive device is provided with bottom plate 9,
The driving lower shoe 9 of second drive device moves left and right along the second linear slide rail group 52；The 3rd is provided with bending machine frame
Linear slide rail group, each linear slide rail in each linear slide rail and the second linear slide rail group in third linear slide rail group are mutually flat
OK, translation plates are arranged on each sliding block in third linear slide rail group, and plug oil cylinder 75 is arranged in translation plates, in bending machine machine
The 3rd drive device is provided with frame, translation plates move left and right along third linear slide rail group under the driving of the 3rd drive device.
In actual bend pipe operation, by starting the second drive device and the 3rd drive device, make trolley body 1 and plug oil cylinder 75 to
Same direction synchronizing moving, so as to adjust the right position for being clamped in tubing in multi-clove type pipe clamp seat.In actual use
Second drive device, the 3rd drive device can use hydraulic oil cylinder driving, can also use other type of drive to drive.
As shown in Fig. 2 being provided with the first vertically arranged vertical panel 8 on bottom plate 9, it is provided with the first vertical panel 8
4th linear slide rail group 53, each linear slide rail in the 4th linear slide rail group 53 are vertically arranged on the first vertical panel 8, dolly
Body 1 is fixedly installed on each sliding block in the 4th linear slide rail group 53, and the 4th driving dress is provided with the first vertical panel 8
Put, trolley body 1 moves up and down along the 4th linear slide rail group 53 under the driving of four-drive device；It is provided with translation plates
The second vertical panel being vertically provided with, is provided with the 5th linear slide rail group on the second vertical panel, in the 5th linear slide rail group
Each linear slide rail is parallel to each other with each linear slide rail in the 4th linear slide rail group, and it is linear that plug oil cylinder 75 is fixedly installed on the 5th
On each sliding block in slide rail group, the 5th drive device is provided with the second vertical panel, the core under the driving of the 5th drive device
Rod oil cylinder 75 moves up and down along the 5th linear slide rail group.In actual bend pipe operation, by starting four-drive device and the 5th
Drive device, trolley body 1 and plug oil cylinder 75 is set to be clamped in multi-clove type pipe clamp seat to same direction synchronizing moving so as to adjust
The upper-lower position of middle tubing.Four-drive device, the 5th drive device can use hydraulic oil cylinder driving in actual use,
Other type of drive can be used to drive.
As shown in fig. 6, two second bearings 19, main shaft 2 are provided with the present embodiment in the through hole 11 of trolley body 1
It is arranged at by two supportings of second bearing 19 in trolley body 1, in actual bend pipe operation, feeding trolley is not simple suitable
Bend pipe operation can be completed by tubing axial movement feeding, sometimes be also required to make tubing twist motion ability in feeding forward
Reach a variety of bend pipe requirements, the servo deceleration motor 63 that verts is fixedly installed in trolley body 1 in the present embodiment, is watched verting
Take and driving pulley 64 is fixedly installed on the motor shaft of reducing motor 63, it is fixed on the main shaft 2 stretched out outside through hole rear end to set
Driven pulley 65 is equipped with, transmission belt 66 is wound on driving pulley 64 and driven pulley 65, passes through the servo deceleration motor 63 that verts
With coordinating to realize the purpose of tubing twist motion in feeding forward for V belt translation.
Described above is only presently preferred embodiments of the present invention, is not the limitation for making any other form to the present invention, and
Any modification or equivalent variations that technical spirit according to the present invention is made, still fall within the scope of protection of present invention.
It is an advantage of the invention that：1. being clamped in the tubing uniform force in multi-clove type pipe clamp seat 3, it is firm to clamp, and is not easy out
Now bend pipe precision is caused to reduce phenomenon because clamping not strongly and leaning on, the operation stability and feeding accuracy of feeding trolley are very good；
Rotated 2. the first short cylindrical 71 and the second short cylindrical 73 can adjust relative to bend pipe direction in bend pipe operation, smooth and make in bend pipe
There is buckling phenomena in the tubing face that industry position flexes outward, the tubing face for preventing from flexing outward at bend pipe Seeding location.
Claims (10)
1. the feeding trolley in bending machine, including：Trolley body, it is characterised in that：Front and rear insertion is provided with trolley body
Through hole, main shaft is interspersed to be arranged in through hole and main shaft both ends are stretched out outside through hole respectively, trolley body and main shaft it
Between be provided with the fixed structure for preventing main shaft relative trolley body movable；It is fixed on the main shaft stretched out outside through hole front end
Multi-clove type pipe clamp seat is provided with, the clamping jaw of described multi-clove type pipe clamp seat front end is made up of at least three points of lobe clamping jaws, each point
Lobe clamping jaw is flared out, makes what clamping jaw outer surface profile shape tapered into external diameter from front to back simultaneously in its natural state
Cone shape；Collar bush is arranged with the main shaft between multi-clove type pipe clamp seat and trolley body, in trolley body
Be provided with the main drive that moves back and forth before and after drive shaft set relative main, main drive driving lower main axis set to
When preceding mobile, clamping jaw outer surface profile of the collar bush front end along cone shape push ahead, make each point of multi-clove type pipe clamp seat
Lobe clamping jaw inwardly tightens up simultaneously, so as to clamping the tubing in clamping jaw.
2. according to the feeding trolley in the bending machine described in claim 1, it is characterised in that：Described fixed structure is：In place
In being provided with the spacing shaft shoulder on the main shaft of trolley body front end, the first screw thread is provided with the main shaft positioned at trolley body rear end
Section, the first locking nut screwed on the first thread segment, by the spacing shaft shoulder and the first locking nut by main shaft relative trolley sheet
The axial location of body limits.
3. according to the feeding trolley in the bending machine described in claim 1, it is characterised in that：The structure of described main drive
For：Two shaft shoulders are arranged at intervals with collar bush rear end, the neck being inwardly recessed is formed between two shaft shoulders；Before trolley body
End both sides are respectively arranged with a connecting rod, and two connecting rods are located at trolley body hypomere；It is fixedly installed at the top of trolley body
There is feed collet oil cylinder, the extension bar of feed collet oil cylinder forward extends out and the extension bar of feed collet oil cylinder at the top of clamping support with being hinged, and clamps
Connecting rod respectively with trolley body both sides is hinged after the extending arm of frame both sides extends downwardly stretching, extension, in stretching for clamping support both sides
A kelly is respectively arranged with the inside of swing arm, two kellies are stretched into the neck of collar bush, and the extension bar of feed collet oil cylinder is forward
Stretch out and promote clamping support to be swung forward around two extending arms and the pin joint of two connecting rods of clamping support, so as to drive two cards
Bar promotes collar bush to move forward.
4. according to the feeding trolley in the bending machine described in claim 3, it is characterised in that：It is spaced in collar bush rear end
Two shaft shoulders are first shaft shoulder and second shaft shoulder, and the second thread segment is provided with the collar bush positioned at first axle shoulder rear portion, the
Two shaft shoulders are the second locking nut screwed with the second thread segment；Two kelly ends in neck is stretched into are respectively arranged with one
Individual clutch shaft bearing.
5. according to the feeding trolley in the bending machine described in claim 1,2 or 3, it is characterised in that：Also include bending machine frame,
It is provided with the first linear slide rail group in bending machine frame, each linear slide rail in the first linear slide rail group is set with main axis parallel
Put, planker is fixedly installed on each sliding block in the first linear slide rail group, and trolley body is arranged on planker, is set on planker
There are first driving means, planker moves forward and backward along the first linear slide rail group under the driving of first driving means.
6. according to the feeding trolley in the bending machine described in claim 5, it is characterised in that：The knot of described first driving means
Structure is：Be provided with rack-and-pinion group in bending machine frame, the rack in rack-and-pinion group with it is each in the first linear slide rail group
Linear slide rail is parallel to each other, and the motor shaft of feeding servo deceleration motor is fixedly connected with the gear in rack-and-pinion group.
7. according to the feeding trolley in the bending machine described in claim 5, it is characterised in that：Described main shaft is hollow main shaft
Pipe, plug is interspersed to be arranged in spindle tube, and plug one end is stretched out outside multi-clove type pipe clamp seat after passing through multi-clove type pipe clamp seat, and first is short
Cylinder is arranged at plug front end by the first universal joint, and the second short cylindrical is arranged at the first short cylindrical by the second universal joint
Front end；Plug oil cylinder is provided with bending machine frame, the plug other end is after rear-end of spindle stretching with being arranged at bending machine machine
The extension bar of plug oil cylinder on frame is connected.
8. according to the feeding trolley in the bending machine described in claim 7, it is characterised in that：It is linear that second is provided with planker
Slide rail group, each linear slide rail spatial vertical in each linear slide rail and the first linear slide rail group in the second linear slide rail group, bottom
Plate is fixedly installed on each sliding block in the second linear slide rail group, and trolley body is arranged on bottom plate, and is provided with bottom plate
Two drive devices, moved left and right in the driving lower shoe of the second drive device along the second linear slide rail group；In bending machine frame
It is provided with third linear slide rail group, it is each linear sliding in each linear slide rail and the second linear slide rail group in third linear slide rail group
Rail is parallel to each other, and translation plates are arranged on each sliding block in third linear slide rail group, and plug oil cylinder is arranged in translation plates, curved
The 3rd drive device is provided with pipe machine frame, translation plates are along third linear slide rail group or so under the driving of the 3rd drive device
It is mobile.
9. according to the feeding trolley in the bending machine described in claim 8, it is characterised in that：It is provided with bottom plate vertically arranged
The first vertical panel, be provided with the 4th linear slide rail group on the first vertical panel, each linear slide rail in the 4th linear slide rail group
It is vertically arranged on the first vertical panel, trolley body is fixedly installed on each sliding block in the 4th linear slide rail group, first
Four-drive device is provided with vertical panel, trolley body is along above and below the 4th linear slide rail group under the driving of four-drive device
It is mobile；The second vertical panel being vertically provided with is provided with translation plates, the 5th linear slide rail is provided with the second vertical panel
Group, each linear slide rail in the 5th linear slide rail group are parallel to each other with each linear slide rail in the 4th linear slide rail group, plug oil
Cylinder is fixedly installed on each sliding block in the 5th linear slide rail group, and the 5th drive device is provided with the second vertical panel,
Plug oil cylinder moves up and down along the 5th linear slide rail group under the driving of five drive devices.
10. according to the feeding trolley in the bending machine described in claim 8 or 9, it is characterised in that：In the through hole of trolley body
In be provided with two second bearings, main shaft is arranged in trolley body by two second bearings supportings, solid in trolley body
Surely the servo deceleration motor that verts is provided with, driving pulley is fixedly installed on the motor shaft for verting servo deceleration motor, is being stretched
Driven pulley is fixedly installed on the main shaft gone out outside through hole rear end, transmission belt is wound on driving pulley and driven pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711281153.8A CN107803437A (en) | 2017-12-07 | 2017-12-07 | Feeding trolley in bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711281153.8A CN107803437A (en) | 2017-12-07 | 2017-12-07 | Feeding trolley in bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107803437A true CN107803437A (en) | 2018-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711281153.8A Pending CN107803437A (en) | 2017-12-07 | 2017-12-07 | Feeding trolley in bending machine |
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| Country | Link |
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| CN (1) | CN107803437A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109277443A (en) * | 2018-11-28 | 2019-01-29 | 安徽德系重工科技有限公司 | A three-dimensional curvature pipe bending machine and its use method |
| CN115741112A (en) * | 2022-11-08 | 2023-03-07 | 浙江长兴和良智能装备有限公司 | Novel full-automatic pipe bending machine |
| CN115740597A (en) * | 2022-11-08 | 2023-03-07 | 浙江长兴和良智能装备有限公司 | Feeding trolley device with chipless cutting function |
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Application publication date: 20180316 |
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