CN219256311U

CN219256311U - Injection mold for automobile rearview mirror shell

Info

Publication number: CN219256311U
Application number: CN202320210382.5U
Authority: CN
Inventors: 陶守伟; 李双德; 彭平林
Original assignee: Wuhan Jingcheng Weichuang Precision Machinery Co ltd
Current assignee: Wuhan Jingcheng Weichuang Precision Machinery Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-06-27
Anticipated expiration: 2033-02-14

Abstract

The utility model discloses an injection mold for an automobile rearview mirror shell, and particularly relates to the technical field of injection molds.

Description

Injection mold for automobile rearview mirror shell

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold for an automobile rearview mirror shell.

Background

The injection mold is a tool for producing plastic products, and can be used for producing parts with complex shapes.

The inventor finds that when the mirror shell of the automobile rearview mirror is produced, an injection mold of the mirror shell is arranged on an injection molding machine, then plastic is heated and melted, the melted plastic is injected into an inner cavity of the mold through an injection hole on the mold, and the mirror shell can be molded after the plastic is cooled. When not using to deposit injection mold, the hole of moulding plastics exposes outside, and when long-time placing, the inside dust that piles up of hole of moulding plastics of mould easily to influence the problem of the follow-up use of injection mold takes place.

In order to solve the problem, the prior art adopts a mode of covering a plastic film at an injection hole of a die to shield and protect the injection hole and prevent dust from accumulating in the injection hole. The present application provides another solution.

Disclosure of Invention

The utility model provides an injection mold for an automobile rearview mirror shell, which aims to solve the problem that dust is easily accumulated in an injection hole of the mold when the injection mold is not used for storing and is exposed outside and the injection hole is placed for a long time, so that the subsequent use of the injection mold is affected.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an injection mold for automobile rearview mirror shell, includes mould, connecting plate and fixed block, the lower extreme of going up the mould is equipped with the bed die, the injection hole has been seted up on the surface of going up the mould, fixed block and last mould fixed connection, protection device is installed with the help of connecting plate and fixed block to the one end that the bed die was kept away from to the mould, protection device is including placing the piece, place piece and connecting plate fixed connection, the standing groove has been seted up on the surface of placing the piece, place the inside sliding connection of piece surface standing groove has the protection piece, the internal thread of protection piece has been inserted the bolt, bolt and last mould butt, the size of protection piece and the size looks adaptation of last mould surface injection hole.

The effects achieved by the components are as follows: when depositing the last mould and the bed die of automobile rearview mirror shell, can rotate the bolt earlier, make the bolt no longer with last mould butt, then remove the protection piece, make the protection piece be close to the hole of moulding plastics on last mould surface, then give the hole of moulding plastics and block, then rotate the bolt on the protection piece, make bolt and last mould butt, accomplish the fixed of protection piece position, protect the hole of moulding plastics through using the protection piece, when preventing the injection mold of depositing automobile rearview mirror shell, the hole of moulding plastics exposes outside, long-time when placing, the inside dust that piles up of hole of moulding plastics of mould, thereby influence the condition of the follow-up use of injection mold to take place, and then promoted the injection mold result of use of automobile rearview mirror shell.

Preferably, the two sides of the placing groove on the surface of the placing block are fixedly connected with arc strips, and the surfaces of the arc strips are smooth.

The effects achieved by the components are as follows: the friction force between the protection block and the placement block is reduced by placing the arc strip on the block, so that operators can move the position of the protection block more easily.

Preferably, one end of the protection block, which is close to the upper die, is fixedly connected with a rubber block, and the size of the rubber block is matched with the size of the protection block.

The effects achieved by the components are as follows: the sealing performance between the protection block and the upper die is improved through the rubber block on the protection block, so that the use effect of the protection block is improved.

Preferably, one end of the bolt is fixedly connected with an operation block, and the surface of the operation block is fixedly connected with a plurality of protruding blocks.

The effects achieved by the components are as follows: the friction force between the hands of the operator and the bolt is increased through the operation block with the protruding block on the bolt, so that the operator can rotate the bolt more easily.

Preferably, the surface of the upper die is provided with a connecting component, the connecting component comprises a clamping block, the clamping block is connected with a connecting plate in a clamping mode, the clamping block is inserted into the fixing block, and the connecting plate is connected with the fixing block in a clamping mode.

The effects achieved by the components are as follows: when using protector, can be through will place the one end card that the piece had the connecting plate and go into the fixed block in, then use the fixture block, make the fixture block pass on the fixed plate passed the connecting plate, fix the connecting plate, through using coupling assembling, can fix the connecting plate fast, reach and fix the piece of placing that has the connecting plate to the interior of last mould fast to protector's use has been made things convenient for, and then injection mold's depositing has been made things convenient for.

Preferably, the surface of the clamping block is fixedly connected with a control frame, and a plurality of anti-slip bulges are arranged on the surface of the control frame.

The effects achieved by the components are as follows: the control frame on the clamping block is used for assisting an operator to use the clamping block more easily, so that the connecting plate is convenient to fix.

Preferably, the surface of the fixed block is provided with a sliding groove, and the inside of the sliding groove on the surface of the fixed block is connected with a stop block in a sliding manner.

The effects achieved by the components are as follows: through the inside dog of movable fixation piece surface spout, make the dog be close to the fixture block, stop the fixture block, prevent that the fixture block from breaking away from the condition emergence of connecting plate to promoted the fixed connection of fixture block to the connecting plate.

In summary, the beneficial effects of the utility model are as follows: the protection block is used for protecting the injection hole, so that when the injection mold of the automobile rearview mirror shell is prevented from being stored, the injection hole is exposed, dust is accumulated inside the injection hole of the mold when the automobile rearview mirror shell is placed for a long time, the follow-up use condition of the injection mold is affected, and the use effect of the injection mold of the automobile rearview mirror shell is improved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the protective device of the present utility model.

Fig. 3 is an enlarged view of fig. 2 at a in accordance with the present utility model.

Fig. 4 is a schematic perspective view of the connecting assembly of the present utility model.

Reference numerals illustrate: 1. an upper die; 2. a lower die; 3. injection molding holes; 4. a protective device; 41. placing a block; 42. a placement groove; 43. a protective block; 44. a bolt; 45. arc strips; 46. a rubber block; 47. an operation block; 48. a protruding block; 5. a connection assembly; 51. a connecting plate; 52. a fixed block; 53. a clamping block; 54. a control rack; 55. a chute; 56. and a stop block.

Detailed Description

Referring to fig. 1 to 4, the embodiment discloses an injection mold for a mirror housing of an automobile rearview mirror, which comprises an upper mold 1, a connecting plate 51 and a fixed block 52, wherein the lower end of the upper mold 1 is provided with a lower mold 2, the surface of the upper mold 1 is provided with an injection molding hole 3, the fixed block 52 is fixedly connected with the upper mold 1, one end of the upper mold 1 far away from the lower mold 2 is provided with a protection device 4 by virtue of the connecting plate 51 and the fixed block 52, and the surface of the upper mold 2 is provided with a connecting assembly 5.

Referring to fig. 1, 2 and 3, the embodiment discloses a protection device 4, which comprises a placement block 41, wherein the placement block 41 is fixedly connected with a connecting plate 51, a placement groove 42 is formed in the surface of the placement block 41, a protection block 43 is slidably connected in the placement groove 42 on the surface of the placement block 41, a bolt 44 is inserted into the internal thread of the protection block 43, the bolt 44 is abutted to an upper die 1, and the size of the protection block 43 is matched with the size of an injection hole 3 on the surface of the upper die 1. When the upper die 1 and the lower die 2 of the automobile rearview mirror shell are stored, the bolts 44 can be rotated firstly, so that the bolts 44 are not abutted with the upper die 1 any more, then the protective block 43 is moved, the protective block 43 is close to the injection molding hole 3 on the surface of the upper die 1, then the injection molding hole 3 is blocked, then the bolts 44 on the protective block 43 are rotated, the bolts 44 are abutted with the upper die 1 to fix the position of the protective block 43, the protective block 43 is used for protecting the injection molding hole 3, when the injection molding hole 3 is prevented from being exposed when the injection molding die of the automobile rearview mirror shell is stored, dust is accumulated in the injection molding hole 3 when the automobile rearview mirror shell is placed for a long time, so that the follow-up use condition of the injection molding die is affected, and the use effect of the injection molding die of the automobile rearview mirror shell is improved.

Referring to fig. 1, 2 and 3, the present embodiment discloses that the two sides of the placement groove 42 on the surface of the placement block 41 are fixedly connected with the arc strips 45, and the surface of the arc strips 45 is smooth. When the protective block 43 is moved, the friction force between the protective block 43 and the placing block 41 is reduced by the circular arc strip 45 on the placing block 41, so that the operator can move the position of the protective block 43 more easily. One end of the protection block 43, which is close to the upper die 1, is fixedly connected with a rubber block 46, and the size of the rubber block 46 is matched with the size of the protection block 43. When the protection block 43 is used for protecting the injection molding hole 3, the sealing performance between the protection block 43 and the upper die 1 can be improved through the rubber block 46 on the protection block 43, so that the use effect of the protection block 43 is improved. One end of the bolt 44 is fixedly connected with an operation block 47, and the surface of the operation block 47 is fixedly connected with a plurality of protruding blocks 48. When the bolt 44 is turned, the friction between the operator's hand and the bolt 44 can be increased by the operating block 47 with the protruding block 48 on the bolt 44, thereby making it easier for the operator to turn the bolt 44.

Referring to fig. 1 to 4, the present embodiment discloses that the connection assembly 5 includes a clamping block 53, the clamping block 53 is clamped with the connection plate 51, the clamping block 53 is inserted into the fixing block 52, and the connection plate 51 is clamped with the fixing block 52. When using protector 4, can be through will place the one end card that piece 41 had connecting plate 51 and go into fixed block 52 in, then use fixture block 53, make fixture block 53 pass the fixed plate to connecting plate 51 on, fix connecting plate 51, through using coupling assembling 5, can fix connecting plate 51 fast, reach and fix the piece 41 that places that has connecting plate 51 to the inside of last mould 1 fast to the use of protector 4 has been made things convenient for, and then injection mold's depositing has been made things convenient for.

Referring to fig. 1 to 4, the present embodiment discloses that a control frame 54 is fixedly connected to a surface of a clamping block 53, and a plurality of anti-slip protrusions are disposed on a surface of the control frame 54. When the clamping block 53 is used, an operator can be assisted to use the clamping block 53 more easily by using the control frame 54 on the clamping block 53, so that the connecting plate 51 is convenient to fix. The surface of the fixed block 52 is provided with a chute 55, and a stop block 56 is connected inside the chute 55 on the surface of the fixed block 52 in a sliding way. When the clamping block 53 is used, the clamping block 53 can be blocked by moving the blocking block 56 in the sliding groove 55 on the surface of the fixed block 52 to enable the blocking block 56 to be close to the clamping block 53, so that the clamping block 53 is prevented from being separated from the connecting plate 51, and the fixed connection of the clamping block 53 to the connecting plate 51 is improved.

The working principle is as follows: when the upper mold 1 and the lower mold 2 of the mirror housing of the automobile rearview mirror are stored, the bolt 44 can be rotated through the operation block 47 with the protruding block 48, so that the bolt 44 is not abutted against the upper mold 1, then the protection block 43 with the rubber block 46 is moved, the protection block 43 slides in the placing groove 42 on the surface of the placing block 41, at the moment, the arc-shaped strip 45 on the placing block 41 is placed, so that friction force between the protection block 43 and the placing block 41 is reduced, then the protection block 43 is close to the injection molding hole 3 on the surface of the upper mold 1, then the injection molding hole 3 is blocked, and then the bolt 44 on the protection block 43 is rotated, so that the bolt 44 is abutted against the upper mold 1, and the fixing of the position of the protection block 43 is completed. Through using protector 4, come to protect injection hole 3, when preventing to deposit the injection mold of automobile rearview mirror shell, injection hole 3 exposes outside, and when placing for a long time, the inside dust that piles up of injection hole 3 of mould to influence the condition of injection mold follow-up use and take place, and then promoted the injection mold result of use of automobile rearview mirror shell.

When the protection device 4 is used, the clamping block 53 can be blocked by clamping one end of the placing block 41 with the connecting plate 51 into the fixing block 52, then using the clamping block 53 through the control frame 54, enabling the clamping block 53 to penetrate through the fixing plate to the connecting plate 51, fixing the connecting plate 51, and then moving the stop block 56 in the sliding groove 55 on the surface of the fixing block 52, and enabling the stop block 56 to be close to the clamping block 53. Through using coupling assembling 5, can fix connecting plate 51 fast, reach and will have the piece 41 of placing of connecting plate 51 to be fixed to the inside of last mould 1 fast to make things convenient for protector 4's use, and then made things convenient for injection mold's depositing.

Claims

1. Injection mold for automobile rearview mirror shell, including last mould (1), connecting plate (51) and fixed block (52), its characterized in that: the lower extreme of going up mould (1) is equipped with bed die (2), injection hole (3) have been seted up on the surface of going up mould (1), fixed block (52) and last mould (1) fixed connection, protection device (4) are installed with the help of connecting plate (51) and fixed block (52) to the one end that bed die (2) were kept away from to go up mould (1), protection device (4) are including placing piece (41), place piece (41) and connecting plate (51) fixed connection, standing groove (42) have been seted up on the surface of placing piece (41), inside sliding connection of standing groove (42) have protection piece (43) on the surface of placing piece (41), bolt (44) have been inserted to the internal thread of protection piece (43), bolt (44) and last mould (1) butt, the size of protection piece (43) and the size looks adaptation of last mould (1) surface injection hole (3).

2. An injection mold for an automotive rearview mirror housing as claimed in claim 1, wherein: the two sides of the placing groove (42) on the surface of the placing block (41) are fixedly connected with arc strips (45), and the surfaces of the arc strips (45) are smooth.

3. An injection mold for an automotive rearview mirror housing as claimed in claim 1, wherein: one end of the protection block (43) close to the upper die (1) is fixedly connected with a rubber block (46), and the size of the rubber block (46) is matched with the size of the protection block (43).

4. An injection mold for an automotive rearview mirror housing as claimed in claim 1, wherein: one end of the bolt (44) is fixedly connected with an operation block (47), and the surface of the operation block (47) is fixedly connected with a plurality of protruding blocks (48).

5. An injection mold for an automotive rearview mirror housing as claimed in claim 4, wherein: the surface of last mould (1) is equipped with coupling assembling (5), coupling assembling (5) include fixture block (53), fixture block (53) and connecting plate (51) joint, fixture block (53) are inserted and are established in the inside of fixed block (52), connecting plate (51) and fixed block (52) joint.

6. An injection mold for an automotive rearview mirror housing as claimed in claim 5, wherein: the surface of fixture block (53) is fixedly connected with control frame (54), the surface of control frame (54) is equipped with a plurality of non-slip raised.

7. An injection mold for an automotive rearview mirror housing as claimed in claim 5, wherein: the surface of the fixed block (52) is provided with a chute (55), and the inside of the chute (55) on the surface of the fixed block (52) is connected with a stop block (56) in a sliding way.