CN214872432U

CN214872432U - Injection mold for car lamp frame body

Info

Publication number: CN214872432U
Application number: CN202121271932.1U
Authority: CN
Inventors: 黄良焜; 王雪
Original assignee: Changzhou Technological Research Electronic Technology Co ltd
Current assignee: Changzhou Technological Research Electronic Technology Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-11-26
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses a car light framework injection mold, including fixed mould, the top of fixed mould and the equal fixedly connected with spacing track in bottom, the one end bolted connection that fixed mould was kept away from to spacing track has the pneumatic cylinder, the pneumatic cylinder is connected with the movable plate through the telescopic link, the first removal mould of one side fixedly connected with of pneumatic cylinder is kept away from to the movable plate, the outside nestification of first removal mould has the second to remove the mould, one side that first removal mould was kept away from to fixed mould is equipped with discharging device. The utility model can prevent the injection molding part from being adhered to the first moving mould or the second moving mould through the arranged first moving mould and the second moving mould, thereby improving the stability of blanking; through the arranged discharging device, automatic blanking is realized, and the working efficiency of the injection mold of the car lamp frame body is improved; through the return spring, the automatic retraction of the discharging device can be ensured, and the discharging device is stabilized in the fixed die.

Description

Injection mold for car lamp frame body

Technical Field

The utility model belongs to the technical field of the car light framework is moulded plastics, specifically is a car light framework injection mold.

Background

The automobile lamp can play a role in illumination and warning, and is a guarantee for safe driving of an automobile, and generally comprises a lamp frame body, the lamp and a lamp transparent cover, wherein the lamp frame body is integrally formed by injection molding, so that the efficiency is high, and the production cost is low;

the existing injection mold for the car lamp frame body only comprises an upper mold and a lower mold, and the injection mold needs to be manually taken out during production, so that the production is very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the background art and provide an injection mold for a car lamp frame body, which can prevent an injection molding part from being adhered to a first movable mold or a second movable mold through the arrangement of the first movable mold and the second movable mold, thereby improving the stability of blanking; through the arranged discharging device, automatic blanking is realized, and the working efficiency of the injection mold of the car lamp frame body is improved; through the return spring, the automatic retraction of the discharging device can be ensured, and the discharging device is stabilized in the fixed die.

The utility model adopts the technical scheme as follows:

the utility model provides a car light framework injection mold, includes fixed mould, the equal fixedly connected with spacing track in fixed mould's top and bottom, the one end bolted connection that fixed mould was kept away from to spacing track has the pneumatic cylinder, the pneumatic cylinder is connected with the movable plate through the telescopic link, the first removal mould of one side fixedly connected with of pneumatic cylinder is kept away from to the movable plate, the outside nestification of first removal mould has the second to remove the mould, one side that first removal mould was kept away from to fixed mould is equipped with discharging device.

Preferably, the top and the bottom of the first movable mold and the second movable mold are both provided with a track sleeve at the position close to the limiting track, and a connecting spring is connected between the track sleeve on the first movable mold and the track sleeve on the second movable mold.

The pneumatic cylinder can promote the movable plate through the telescopic link, and the movable plate promotes first removal mould and second and removes the mould, and when the completion of moulding plastics, when the pneumatic cylinder moved back, because the effect of connecting spring elasticity, first removal mould broke away from the injection molding earlier, and the injection molding breaks away from behind the second removal mould, can prevent that the injection molding from adhering on first removal mould or second removal mould, has improved the stability of unloading

Preferably, the first moving mold may freely slide in a horizontal direction in the cavity of the second moving mold.

Preferably, the discharging device comprises a moving block, a material pushing rod is fixedly connected to the bottom of the moving block, a driving rod is fixedly connected to the top of the moving block, a first fixing block and a second fixing block are fixedly connected to the bottom surface, far away from one end of the moving block, of the driving rod, and a limiting track at the top of the fixed die extends and penetrates through the moving block.

When the movable plate returns, the driving rod can be driven by the shifting block, the driving rod drives the material pushing rod through the moving block, the material pushing rod can push the injection molding piece out of the fixed mold, automatic blanking is achieved, and the working efficiency of the injection mold of the car lamp frame body is improved.

Preferably, a position, close to the material pushing rod, inside the fixed die is provided with an end groove matched with the material pushing rod.

Preferably, the distance between the first fixing block and the second fixing block is equal to the length of the pushing rod.

Preferably, a return spring is connected between the discharging device and the fixed die.

The return spring can convey the elastic force to the discharging device, so that the discharging device can be ensured to automatically return and be stabilized in the fixed die.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the pneumatic cylinder can promote the movable plate through the telescopic link, and the movable plate promotes first removal mould and second and removes the mould, and when the completion of moulding plastics, when the pneumatic cylinder rolls back, because the effect of coupling spring elasticity, first removal mould breaks away from the injection molding earlier, breaks away from the injection molding behind the second removal mould, can prevent that the injection molding adhesion from removing on mould or the second removes the mould, has improved the stability of unloading.

2. The utility model discloses in, when the movable plate rolls back, can pass through shifting block drive actuating lever, the actuating lever passes through movable block drive ejector pin, and the ejector pin can release fixed mould with the injection molding, has realized automatic unloading, has improved car light framework injection mold's work efficiency.

Drawings

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

fig. 2 is a schematic structural view of the discharging device of the present invention.

The labels in the figure are: 1. fixing the mold; 2. a limiting track; 3. a hydraulic cylinder; 4. moving the plate; 5. a first moving mold; 6. a second moving mold; 7. a connecting spring; 8. a discharging device; 81. a moving block; 82. a material pushing rod; 83. a drive rod; 84. a first fixed block; 85. a second fixed block; 9. a return spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-2, an injection mold for a car lamp frame body, including fixed mold 1, the top and the bottom of fixed mold 1 are all fixedly connected with spacing track 2, the one end bolted connection that spacing track 2 kept away from fixed mold 1 has pneumatic cylinder 3, pneumatic cylinder 3 is connected with movable plate 4 through the telescopic link, the first movable mold 5 of one side fixedly connected with that pneumatic cylinder 3 was kept away from to movable plate 4, the outside nestification of first movable mold 5 has second movable mold 6, one side that fixed mold 1 kept away from first movable mold 5 is equipped with discharging device 8, the top and the bottom of first movable mold 5 and second movable mold 6 are close to spacing track 2's position and all install the track cover, be connected with connecting spring 7 between the track cover on first movable mold 5 and the track cover on second movable mold 6, first movable mold 5 can freely slide along the horizontal direction at the inner chamber of second movable mold 6.

By adopting the technical scheme:

pneumatic cylinder 3 can promote movable plate 4 through the telescopic link, and movable plate 4 promotes first removal mould 5 and second and removes mould 6, and when the completion of moulding plastics, pneumatic cylinder 3 when backing back, because the effect of connecting spring 7 elasticity, the injection molding is detached earlier to first removal mould 5, breaks away from the injection molding behind the second removal mould 6, can prevent that the injection molding from adhering on first removal mould 5 or second removal mould 6, has improved the stability of unloading.

Discharging device 8 includes movable block 81, the bottom fixedly connected with ejector beam 82 of movable block 81, the top fixedly connected with actuating lever 83 of movable block 81, the bottom surface fixedly connected with first fixed block 84 and the second fixed block 85 of movable block 81 one end are kept away from to actuating lever 83, the spacing track 2 extension at fixed mould 1 top just passes movable block 81, the inside of fixed mould 1 is close to the position of ejector beam 82 and sets up the one end groove that agrees with mutually with ejector beam 82, distance between first fixed block 84 and the second fixed block 85 equals the length of ejector beam 82, the position that the top of movable plate 4 is close to between first fixed block 84 and the second fixed block 85 is equipped with the shifting block, be connected with back force spring 9 between discharging device 8 and the fixed mould 1.

By adopting the technical scheme:

when the moving plate 4 retracts, the driving rod 83 can be driven by the shifting block, the driving rod 83 drives the material pushing rod 82 through the moving block 81, the material pushing rod 82 can push an injection molding piece out of the fixed mold 1, automatic blanking is achieved, and the working efficiency of the injection mold of the car lamp frame body is improved.

The working principle of the automatic injection molding machine is that referring to fig. 1-2, when the automatic injection molding machine is used, a hydraulic cylinder 3 is opened, the hydraulic cylinder 3 can push a movable plate 4 through a telescopic rod, the movable plate 4 pushes a first movable mold 5 and a second movable mold 6, the first movable mold 5 and the second movable mold 6 are matched with a fixed mold 1, then an injection molding process is performed, after the injection molding process is completed, the movable plate 4 is retracted through the hydraulic cylinder 3, due to the elastic force of a connecting spring 7, the first movable mold 5 is separated from an injection molding part firstly, the second movable mold 6 is separated from the injection molding part, the movable plate 4 can drive a driving rod 83 through a shifting block, the driving rod 83 drives a material pushing rod 82 through a moving block 81, the injection molding part can be pushed out of the fixed mold 1 through the material pushing rod 82, and automatic blanking is achieved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a car light framework injection mold, includes fixed mould (1), its characterized in that: the top and the equal fixedly connected with spacing track (2) in bottom of fixed mould (1), the one end bolted connection that fixed mould (1) was kept away from in spacing track (2) has pneumatic cylinder (3), pneumatic cylinder (3) are connected with movable plate (4) through the telescopic link, the first removal mould (5) of one side fixedly connected with that pneumatic cylinder (3) was kept away from in movable plate (4), the outside nestification of first removal mould (5) has the second to remove mould (6), one side that first removal mould (5) were kept away from in fixed mould (1) is equipped with discharging device (8).

2. The vehicle lamp frame body injection mold according to claim 1, characterized in that: the top and the bottom of the first movable mould (5) and the second movable mould (6) are respectively provided with a track sleeve at the position close to the limiting track (2), and a connecting spring (7) is connected between the track sleeve on the first movable mould (5) and the track sleeve on the second movable mould (6).

3. The vehicle lamp frame body injection mold according to claim 1, characterized in that: the first moving die (5) can freely slide in the inner cavity of the second moving die (6) along the horizontal direction.

4. The vehicle lamp frame body injection mold according to claim 1, characterized in that: the discharging device (8) comprises a moving block (81), a material pushing rod (82) is fixedly connected to the bottom of the moving block (81), a driving rod (83) is fixedly connected to the top of the moving block (81), a first fixing block (84) and a second fixing block (85) are fixedly connected to the bottom surface, far away from one end of the moving block (81), of the driving rod (83), and the limiting track (2) at the top of the fixed die (1) extends and penetrates through the moving block (81).

5. The vehicle lamp frame body injection mold according to claim 4, characterized in that: and a position, close to the material pushing rod (82), in the fixed die (1) is provided with an end groove matched with the material pushing rod (82).

6. The vehicle lamp frame body injection mold according to claim 4, characterized in that: the distance between the first fixing block (84) and the second fixing block (85) is equal to the length of the material pushing rod (82), and a shifting block is arranged at the position, close to the position between the first fixing block (84) and the second fixing block (85), of the top of the moving plate (4).

7. The vehicle lamp frame body injection mold according to claim 1, characterized in that: and a return spring (9) is connected between the discharging device (8) and the fixed die (1).