CN217021278U

CN217021278U - Forming device is used in processing of automobile rearview mirror shell

Info

Publication number: CN217021278U
Application number: CN202220597034.3U
Authority: CN
Inventors: 吴大琪; 吴司宇
Original assignee: Taizhou Shuangyu Auto Parts Co ltd
Current assignee: Taizhou Shuangyu Auto Parts Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-07-22
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses a forming device for machining an automobile rearview mirror shell, which belongs to the technical field of automobile part machining and comprises a machine body, wherein a lower die holder is arranged in the middle of the top end of the machine body, an upper die cover is arranged right above the lower die holder, demoulding rods are arranged at the four inner corners of the lower die holder and the upper die cover, a jacking frame is arranged at the bottom of each demoulding rod, a jacking hydraulic cylinder is arranged in the center of the bottom of the jacking frame, a die cavity is arranged in the lower die holder, ejector pin tube groups are arranged on the four peripheral walls of the die cavity, and a heat exchange plate is arranged at the bottom of each ejector pin tube group; according to the utility model, the ejector pin tube group, the heat exchange plate, the telescopic connecting sleeve, the ventilating hole and the ejector pin are arranged in the traditional forming die, so that air cooling heat dissipation in the forming die can be realized, and the jacking structure can uniformly cover the outer wall of a product when the film is withdrawn, so that the product is prevented from being damaged when the product is ejected by a single film withdrawing structure, and the safe production and processing of the die are ensured.

Description

Forming device is used in automobile rearview mirror shell processing

Technical Field

The utility model relates to the technical field of automobile part machining, in particular to a forming device for machining an automobile rearview mirror shell.

Background

An automobile accessory is a product that constitutes each unit of an automobile as a whole and serves the automobile. The automobile parts are in various types, the consumption of automobiles is more and more along with the improvement of living standard of people, the market of the automobile parts is also larger and larger, and automobile part manufacturers are rapidly developed in recent years.

Current automobile rearview mirror in injection moulding, the rear-view mirror shell after the shaping need be followed the mould and moved back out, and current mould moves back the membrane structure, often all is single jack-up structure, and to the product of just fashioned plastics material, this kind moves back the membrane mode and causes the damage of shaping product easily and scrap, is unfavorable for production and processing. Therefore, those skilled in the art have provided a molding device for processing a housing of a rearview mirror of an automobile to solve the problems of the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a forming device for processing an automobile rearview mirror shell, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a forming device is used in processing of automobile rearview mirror shell, includes the organism, organism top middle part is provided with the die holder, be provided with the upper die cover directly over the die holder, the die holder with four corners department all is provided with the stripper bar in the upper die cover, the stripper bar bottom is provided with jack-up frame, jack-up frame bottom center is provided with the jack-up pneumatic cylinder, the inside die cavity that is provided with of die holder, be provided with thimble nest of tubes on the die cavity wall of four sides, thimble nest of tubes bottom is provided with the heat transfer board.

As a still further scheme of the utility model: the lower die base is fixedly installed with the top of the machine body through a clamping groove, the upper die cover is connected with the lower die base in a sliding mode through the demolding rod, and a die head is formed at the bottom of the upper die cover.

As a still further scheme of the utility model: the mould head with go up the interior through-going of mold cover and be provided with the runner, go up mold cover top middle part and peg graft and have the pipeline of moulding plastics, the pipeline of moulding plastics with the runner intercommunication.

As a still further scheme of the utility model: the jacking frame is welded with the bottom of the demoulding rod, the bottom of the jacking hydraulic cylinder is fixed at the bottom in the machine body, the jacking frame is welded with the output end of the jacking hydraulic cylinder, and the die cavity is formed in the lower die holder.

As a still further scheme of the utility model: the top end of the ejector pin pipe group is connected with the inner wall of the die cavity in a sealing and sliding mode, the heat exchange plate is connected with the inner portion of the lower die base in a sliding mode, the top of the heat exchange plate is provided with a ventilation hole, and the ventilation hole is communicated with the inner portion of the ejector pin pipe group.

As a still further scheme of the utility model: the outside both sides of heat transfer board are sealed the nested flexible adapter sleeve that has, flexible adapter sleeve one end sealing connection has fixedly air-cooled fan on the die holder outer wall, flexible adapter sleeve other end sealing connection has the embedded hole of exhausting in the die holder inner wall.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the ejector pin tube group, the heat exchange plate, the telescopic connecting sleeve, the ventilating hole and the ejector pin are arranged in the traditional forming die, so that air cooling heat dissipation in the forming die can be realized, and the jacking structure can uniformly cover the outer wall of a product when the film is withdrawn, so that the product is prevented from being damaged when the product is ejected by a single film withdrawing structure, and the safe production and processing of the die are ensured.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic structural view of the present invention with the upper mold cover and the lower mold base separated;

FIG. 3 is a left side sectional view of the upper die cover and the lower die base of the present invention;

fig. 4 is a top view of a heat exchanger plate according to the present invention.

In the figure: 1-organism; 2, putting a mold cover; 3-a lower die holder; 4-injection molding of a pipeline; 5-a stripper bar; 6-a die cavity; 7-a die head; 8-a flow channel; 9-a jacking frame; 10-jacking a hydraulic cylinder; 11-a top rod; 12-a thimble tube group; 13-air cooling fan; 14-a vent hole; 15-heat exchange plates; 16-a telescopic connecting sleeve; 17-ventilation holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the utility model, a forming device for processing an automobile rearview mirror shell comprises a machine body 1, a lower die base 3 is arranged in the middle of the top end of the machine body 1, an upper die cover 2 is arranged right above the lower die base 3, four inner corners of the lower die base 3 and the upper die cover 2 are respectively provided with a demolding rod 5, the bottom of the demolding rod 5 is provided with a jacking frame 9, the center of the bottom of the jacking frame 9 is provided with a jacking hydraulic cylinder 10, a die cavity 6 is arranged inside the lower die base 3, four peripheral walls of the die cavity 6 are provided with ejector pin tube groups 12, and the bottom of the ejector pin tube groups 12 is provided with a heat exchange plate 15.

The lower die base 3 is fixedly mounted with the top of the machine body 1 through a clamping groove, the upper die cover 2 is connected with the lower die base 3 in a sliding mode through a demolding rod 5, a die head 7 is formed at the bottom of the upper die cover 2, the top of the demolding rod 5 is fixedly connected with a channel on the inner wall of the upper die cover 2, so that die separation and die assembly can be conveniently realized along with ascending and descending of the demolding rod 5, the die head 7 is in an inner cavity mode of a rearview mirror shell, and the upper die cover 2 can be replaced to change the style of a processed rearview mirror; a flow passage 8 is arranged in the mold head 7 and the upper mold cover 2 in a penetrating way, an injection molding pipeline 4 is inserted in the middle of the top end of the upper mold cover 2, and the injection molding pipeline 4 is communicated with the flow passage 8; the jacking frame 9 is welded with the bottom of the demoulding rod 5, the bottom of the jacking hydraulic cylinder 10 is fixed at the bottom in the machine body 1, the jacking frame 9 is welded with the output end of the jacking hydraulic cylinder 10, the jacking frame 9 is a cross frame, so that the jacking hydraulic cylinder 10 can conveniently lift the jacking frame 9 at the central position of the bottom, and the die cavity 6 is formed in the lower die base 3; the top end of the ejector pin tube group 12 is connected with the inner wall of the mold cavity 6 in a sealing and sliding manner, the heat exchange plate 15 is connected with the inner part of the lower mold base 3 in a sliding manner, the top part of the heat exchange plate 15 is provided with a ventilation hole 17, the ventilation hole 17 is communicated with the inner part of the ejector pin tube group 12, and the telescopic connecting sleeve 16 can change the degree and keep the circulation of the internal gas when the heat exchange plate 15 moves; the two sides of the heat exchange plate 15 are hermetically nested with a telescopic connecting sleeve 16, one end of the telescopic connecting sleeve 16 is hermetically connected with an air cooling fan 13 fixed on the outer wall of the lower die holder 3, and the other end of the telescopic connecting sleeve 16 is hermetically connected with an exhaust hole 14 embedded in the inner wall of the lower die holder 3.

The working principle of the utility model is as follows: when the device is used specifically, an external power supply and an external control device are connected, an injection molding pipeline 4 is connected into an injection molding machine, molten raw materials are injected into an upper mold cover 2 by external pressure, enter a mold head 7 along a flow passage 8 and then are injected between a mold cavity 6 and the mold head 7 to form a mold of an automobile rearview mirror shell, then an air cooling fan 13 is started to inject external air into a heat exchange plate 15 through a telescopic connecting sleeve 16, at the moment, the air is uniformly distributed into each ejector pin group 12 by an inner cavity of the heat exchange plate 15, the top end of each ejector pin group 12 is a sealed metal structure which is used as the inner wall of the mold cavity 6, so that when a product is formed, the heat of the injection molding product is contacted with the metal structure, the heat of the injection molding product is discharged from the telescopic connecting sleeve 16 at the other side after being subjected to heat exchange by the air, and finally discharged from an exhaust hole 14, after the product is cooled and formed, a jacking hydraulic cylinder 10 pushes a jacking frame 9 upwards, the upper die cover 2 is pushed by the demoulding rod 5 to be separated from the lower die holder 3, then the jacking frame 9 continues to ascend, the ejector rod 11 is pushed to ascend, the ejector rod 11 pushes the heat exchange plate 15, the heat exchange plate 15 pushes the ejector pin tube group 12 distributed at the top, a product in the die cavity 6 is pushed out, and one-time processing circulation can be completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The utility model provides a forming device is used in processing of automobile rearview mirror shell, includes organism (1), its characterized in that: organism (1) top middle part is provided with die holder (3), be provided with upper die cover (2) directly over die holder (3), die holder (3) with upper die cover (2) internal four corners department all is provided with stripper bar (5), stripper bar (5) bottom is provided with jack-up frame (9), jack-up frame (9) bottom center is provided with jack-up pneumatic cylinder (10), die holder (3) inside is provided with die cavity (6), be provided with thimble nest of tubes (12) on die cavity (6) the perisporium, thimble nest of tubes (12) bottom is provided with heat transfer plate (15).

2. The molding device for processing a casing of an automobile rearview mirror as claimed in claim 1, wherein: the die is characterized in that the lower die holder (3) is fixedly mounted at the top of the machine body (1) through a clamping groove, the upper die cover (2) is connected with the lower die holder (3) in a sliding mode through the demolding rod (5), and a die head (7) is formed at the bottom of the upper die cover (2).

3. The molding device for processing the casing of the automobile rearview mirror as claimed in claim 2, wherein: the mould head (7) and the upper mould cover (2) are internally provided with a flow channel (8) in a penetrating manner, the middle part of the top end of the upper mould cover (2) is spliced with an injection moulding pipeline (4), and the injection moulding pipeline (4) is communicated with the flow channel (8).

4. The molding device for manufacturing an outer case of a rearview mirror for an automobile as claimed in claim 3, wherein: the ejection frame (9) is welded to the bottom of the demolding rod (5), the bottom of the ejection hydraulic cylinder (10) is fixed to the bottom of the machine body (1), the ejection frame (9) is welded to the output end of the ejection hydraulic cylinder (10), and the mold cavity (6) is formed in the lower mold base (3).

5. The molding device for manufacturing an outer case of an automobile rearview mirror according to claim 4, wherein: the top end of the ejector pin pipe group (12) is connected with the inner wall of the die cavity (6) in a sealing and sliding mode, the heat exchange plate (15) is connected with the inner portion of the lower die base (3) in a sliding mode, the top portion of the heat exchange plate (15) is provided with a ventilating hole (17), and the ventilating hole (17) is communicated with the inner portion of the ejector pin pipe group (12).

6. The molding device for processing a housing of a rearview mirror for an automobile as claimed in claim 5, wherein: the heat exchange plate (15) outside both sides are sealed nested has flexible adapter sleeve (16), flexible adapter sleeve (16) one end sealing connection has to be fixed air-cooled fan (13) on die holder (3) outer wall, flexible adapter sleeve (16) other end sealing connection has the embedded exhaust hole (14) in die holder (3) inner wall.