CN219634336U - An air-controlled ejector handrail foaming mold - Google Patents

Abstract

The utility model relates to the technical field of foaming molds, in particular to a pneumatic control ejection type handrail foaming mold, which comprises the following components: the upper die, the lower die and the stripping mechanism comprise an air cylinder and a push rod which are arranged in the lower die frame, the extending direction of the air cylinder faces to the lower die top plate, one end of the push rod is connected with a piston rod of the air cylinder, and the other end of the push rod penetrates through the bottom surface of the lower die cavity through a sealing sleeve. According to the pneumatic ejection type handrail foaming mold, the air cylinder and the ejector rod are arranged in the lower mold frame, the ejector rod is controlled to be lifted by the air cylinder, so that the foam is ejected, an operator can easily take the foam away, meanwhile, the plurality of ejection mechanisms are arranged according to the actual condition of the mold cavity and distributed at the two ends of the mold cavity, the ejection during the mold ejection can be realized, the foam is not damaged, and the taking is convenient.

Description

An air-controlled ejector handrail foaming mold

technical field

The utility model relates to the technical field of foaming molds, in particular to an air-controlled ejection type handrail foaming mold.

Background technique

At present, for the foam on the A side or B side of the product structure that is completely or nearly horizontal, it is impossible to start the mold after foaming through the foaming mold. Die removal affects production efficiency.

In order to solve the above problems, three-lobe molds are generally used, but some product structures are not suitable for three-lobe molds, and the cost of three-lobe molds is high, the structure is complex, fragile and maintenance is complicated.

Utility model content

The purpose of this utility model is to provide an air-controlled ejection type handrail foaming mold to solve the technical problem that the product structure A surface or B surface is completely or nearly horizontal after foaming and it is difficult to mold.

In order to solve the problems of the technologies described above, the utility model is realized by adopting the following technical solutions:

An air control ejection type handrail foaming mold, comprising:

Upper mold 100, described upper mold 100 comprises upper mold frame 110, the top of described upper mold frame 110 is provided with upper mold top plate 120, and described upper mold top plate 120 surface is provided with upper mold cavity 130, and described upper mold frame 110 An upper mold waterway 140 is arranged inside, and the interface of the upper mold waterway 140 is arranged on the side wall of the upper mold frame 110;

Lower mold 200, described lower mold 200 comprises lower mold base 210, the top of described lower mold base 210 is provided with lower mold top plate 220, and described lower mold top plate 220 surface is provided with lower mold cavity 230, and described lower mold base 210 A lower mold waterway 240 is arranged inside, and the interface of the lower mold waterway 240 is arranged on the side wall of the lower mold frame 210;

The mold ejecting mechanism 300 includes a cylinder 310 and a push rod 320 arranged inside the lower mold frame 210, the extension direction of the cylinder 310 faces the top plate 220 of the lower mold, and one end of the push rod 320 is connected to the cylinder The other end of the piston rod of 310 passes through the bottom surface of the lower mold cavity 230 through the sealing sleeve 330 .

Further, the expansion and contraction of the cylinder 310 is controlled by a hand valve 340 .

Further, there are at least two mold ejection mechanisms 300 , which are correspondingly arranged at both ends of the lower mold cavity 230 .

Further, the outer periphery of the upper mold frame 110 and the lower mold frame 210 is provided with a thermal insulation layer 400 .

Further, heat insulation boards 500 are provided at four corners of the bottom end of the upper mold frame 110 .

Further, the upper mold top plate 120 and the lower mold top plate 220 are provided with an upper mold guide 150 and a lower mold guide 250 that cooperate with each other.

Further, skeleton positioning columns 600 are arranged on the bottom surfaces of the upper mold cavity 130 and the lower mold cavity 230 .

Further, the bottom surface of the lower mold cavity 230 is also provided with a skeleton adsorption device

Further, a lower mold skeleton positioning insert 700 is also provided on the bottom surface of the lower mold cavity 230 .

Further, the upper mold base 110 and the upper mold water channel 140 , the lower mold base 210 and the lower mold water channel 240 are formed by integral casting.

Compared with the prior art, the beneficial effects of the utility model are:

The utility model proposes an air-controlled ejector type armrest foaming mold. By setting an air cylinder and an ejector rod inside the lower mold base, the air cylinder controls the ejector rod to rise, and then the foam is lifted up. The operator can easily remove the foam. Go, at the same time, according to the actual situation of the mold cavity, there are multiple mold ejection mechanisms, which are distributed at both ends of the mold cavity. When the mold is ejected, it can be lifted when it is balanced, without causing foam damage, and it is easy to take.

The utility model proposes an air-controlled ejection type handrail foaming mold, and an insulating layer is arranged on the periphery of the upper mold base and the lower mold base for heat preservation, so as to reduce heat loss.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the structural representation of a kind of air control ejection type handrail foaming mold in an embodiment;

Fig. 2 is an exploded view of upper die structure in an embodiment;

Fig. 3 is a schematic view of the structure of the top surface of the upper mold in one embodiment;

Fig. 4 is a structural schematic view of the top surface of the upper mold in an embodiment;

Fig. 5 is a structural schematic diagram of the top surface of the lower die in an embodiment;

Fig. 6 is a schematic view of the structure of the bottom surface of the lower mold in one embodiment;

Fig. 7 is an exploded view of lower die structure in an embodiment;

Fig. 8 is a sectional view at A-A place in Fig. 4;

In the above figure:

100. Upper die, 110. Upper die frame, 120. Upper die top plate, 130. Upper die cavity, 140. Upper die waterway, 150. Upper die guide;

200. Lower mold, 210. Lower mold frame, 220. Lower mold top plate, 230. Lower mold cavity, 240. Lower mold waterway, 250. Lower mold guide;

300. Ejecting mechanism, 310. Cylinder, 320. Ejector, 330. Seal sleeve, 340. Hand valve, 350. Mounting seat;

400. Insulation layer;

500. Heat shield;

600. Skeleton positioning column;

700. Skeleton positioning insert.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention more clear, the present invention will be described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Referring to FIG. 1 to FIG. 8 , an air control ejection type handrail foaming mold provided in this embodiment includes: an upper mold 100 , a lower mold 200 and a mold ejecting mechanism 300 .

2 to 4, the upper mold 100 includes an upper mold frame 110, the top of the upper mold frame 110 is provided with an upper mold top plate 120, and the surface of the upper mold top plate 120 is provided with an upper mold cavity 130. An upper mold water channel 140 is arranged inside the mold frame 110 , and the interface of the upper mold water channel 140 is arranged on the side wall of the upper mold frame 110 for connecting to a water source.

In one embodiment, the upper mold 100 is processed by casting, and the upper mold water channel 140 and the upper mold frame 110 are cast integrally.

In one embodiment, the outer periphery of the upper mold frame 110 is provided with a thermal insulation layer 400 to reduce heat loss.

In one embodiment, the four corners of the bottom end of the upper mold frame 110 are provided with heat shields 500 to reduce the heat transfer between the upper mold 100 and the connecting mechanism.

5 to 7, the lower mold 200 includes a lower mold frame 210, the top of the lower mold frame 210 is provided with a lower mold top plate 220, the surface of the lower mold top plate 220 is provided with a lower mold cavity 230, the lower mold A lower mold water channel 240 is arranged inside the mold frame 210 , and the interface of the lower mold water channel 240 is arranged on the side wall of the lower mold frame 210 for connecting to a water source.

In one embodiment, the lower mold 200 is processed by casting, and the upper mold water channel 240 and the upper mold base 210 are integrally cast.

Referring to FIG. 7 and FIG. 8 , the mold ejecting mechanism 300 includes a cylinder 310 and a push rod 320 disposed inside the lower mold frame 210 .

The cylinder 310 is installed inside the lower mold frame 210 through the mounting seat 350, the extension direction of the cylinder 310 is toward the top plate 220 of the lower mold, and one end of the ejector rod 320 is connected to the piston rod of the cylinder 310, The other end is passed through the bottom surface of the lower mold cavity 230 through the sealing sleeve 330 to ensure that when the cylinder 310 protrudes upwards, the ejector rod 320 can be pushed out of the bottom surface of the lower mold cavity 230 .

In one embodiment, there are at least two mold ejection mechanisms 300, which are correspondingly arranged at both ends of the lower mold cavity 230. In this embodiment, the lower mold 200 has two lower mold cavities 230, so the There are four mold ejection mechanisms 300, which are respectively arranged at both ends of the two lower mold cavities 230, so as to ensure that the foam in the lower mold cavities 230 is pushed out in a balanced manner when the mold is ejected.

The stroke of the cylinder 310 and the height of the ejector pin 320 can be set according to the actual situation of the lower mold cavity 230. As a preferred solution, when the mold is ejected, the ejector pin 320 pushes the lower mold cavity The foam in the 230 protrudes three quarters of the height, the foam is easy to take out and will not fall off on the production line.

In one embodiment, the air pipe of the air cylinder 310 is connected to the air pipe of the core mold, and the air cylinder 310 is controlled by a hand valve 340, and the hand valve 340 can independently control the expansion and contraction of the air cylinder 310, thereby controlling The push rod 320 rises and falls.

In one embodiment, the outer periphery of the lower mold frame 210 is provided with an insulating layer 400 to reduce heat loss.

In one embodiment, the upper mold top plate 120 and the lower mold top plate 220 are provided with an upper mold guide 150 and a lower mold guide 250 that cooperate with each other. In this embodiment, the upper mold guide 150 is The upper guide sleeve is arranged on the upper die top plate 120, and the lower die guide member 250 is a guide post arranged on the lower die top plate 220. Through the guiding cooperation between the guide sleeve and the guide post, the The upper mold 100 and the lower mold 200 are precisely molded together.

In the foaming process, the skeleton and the foam are integrally foamed and molded. Therefore, in one embodiment, skeleton positioning columns 600 and adsorption devices are provided on the bottom surfaces of the upper mold cavity 130 and the lower mold cavity 230, which can The anti-error points or recessed parts on the frame are positioned and adsorbed to ensure that the position of the frame in the foam is correct. The adsorption device may be a magnet arranged in the lower mold cavity 130 .

On the bottom surface of the lower mold cavity 230, a positioning insert 700 with a lower mold skeleton is provided with a profiling structure.

In the description of this application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the application and simplification of the description, rather than indicating or implying that the referred device or element must have a specific orientation, use a specific orientation construction and operation, therefore should not be construed as limiting the application. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A pneumatically controlled ejector handrail foaming mold, comprising:

the upper die comprises an upper die frame (110), an upper die top plate (120) is arranged at the top end of the upper die frame (110), an upper die cavity (130) is arranged on the surface of the upper die top plate (120), an upper die waterway (140) is arranged in the upper die frame (110), and an interface of the upper die waterway (140) is arranged on the side wall of the upper die frame (110);

the lower die (200), the lower die (200) comprises a lower die frame (210), a lower die top plate (220) is arranged at the top end of the lower die frame (210), a lower die cavity (230) is arranged on the surface of the lower die top plate (220), a lower die waterway (240) is arranged in the lower die frame (210), and an interface of the lower die waterway (240) is arranged on the side wall of the lower die frame (210);

the stripping mechanism (300) comprises an air cylinder (310) and an ejector rod (320) which are arranged in the lower die frame (210), the extending direction of the air cylinder (310) faces the lower die top plate (220), one end of the ejector rod (320) is connected with a piston rod of the air cylinder (310), and the other end of the ejector rod penetrates through the bottom surface of the lower die cavity (230) through a sealing sleeve (330).

2. A pneumatically controlled ejector handrail foaming die as claimed in claim 1, wherein the cylinder (310) is controlled to expand and contract by means of a pull valve (340).

3. A pneumatically controlled ejector handrail foaming die as claimed in claim 1, wherein the ejector mechanism (300) has at least two ejector mechanisms arranged at opposite ends of the lower die cavity (230).

4. The pneumatic ejection type handrail foaming mold according to claim 1, wherein the peripheries of the upper mold frame (110) and the lower mold frame (210) are respectively provided with an insulation layer (400).

5. The pneumatic ejection type handrail foaming mold according to claim 1, wherein heat insulation plates (500) are arranged at four corners of the bottom end of the upper mold frame (110).

6. A pneumatically controlled ejector handrail foaming die as claimed in claim 1, wherein the upper die top plate (120) and the lower die top plate (220) are provided with upper die guides (150) and lower die guides (250) which are mutually matched.

7. A pneumatically controlled ejector handrail foaming die as claimed in claim 1, characterized in that skeleton positioning posts (600) are provided on the bottom surfaces of the upper die cavity (130) and the lower die cavity (230).

8. A pneumatically controlled ejector handrail foaming die as claimed in claim 1, characterized in that a skeleton adsorbing means is further provided on the bottom surface of the lower die cavity (230).

9. A pneumatically controlled ejector handrail foaming die as claimed in claim 1, wherein a lower die skeleton positioning insert (700) is further provided on the bottom surface of the lower die cavity (230).

10. A pneumatically controlled ejector handrail foaming die as claimed in any one of claims 1 to 9, wherein the upper die carrier (110) and the upper die waterway (140), the lower die carrier (210) and the lower die waterway (240) are formed by integral casting.