Dustproof injection mold of camera shell

Abstract

The utility model relates to the technical field of molds, in particular to a dustproof injection mold of a camera shell. A dustproof assembly is arranged at the top of the top plate and located above the feeding hopper. A dustproof cover is slidably mounted above the fixed seat, and the top of the feeding hopper is attached to the inner top of the dustproof cover; the top of the dustproof cover is in threaded connection with a limiting bolt at the front end; through the arrangement of the first mold cavity and the second mold cavity, the camera shell can be conveniently subjected to injection molding in the first mold cavity and the second mold cavity; according to the arrangement of the dustproof assembly, under the action of a spring, the elastic effect is applied to a sliding block, under the action force, the sliding block drives a dustproof cover to be located above a feeding hopper all the time, and under the action of the dustproof cover, external dust and the like can be prevented from entering an injection molding pipe through the feeding hopper; and therefore, the situation that dust and the like enter the first cavity and the second cavity is avoided, and the production quality of the camera shell by the injection mold is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to die technical field, concretely is dustproof injection mold of camera shell. BACKGROUND

[0002] The camera shell is an important component of the camera, which protects the internal elements of the camera and ensures the normal operation of the camera. The material of the camera shell is usually plastic, and the common production process of the camera shell is injection molding. During the production and molding process of the camera shell, an injection mold is needed.

[0003] The utility model discloses an injection mold and injection mold system, the injection mold and injection mold system include upper die, including upper die holder and upper die core subassembly, the upper die core subassembly installs in upper die holder, the upper die core subassembly includes upper die core and first connecting piece, first connecting piece is arranged in upper die core and is connected in upper die holder, lower die, including lower die holder and lower die core subassembly, the lower die core subassembly installs in lower die holder, and the lower die core subassembly includes lower die core and second connecting piece, and the second connecting piece is arranged in the lower die core and is connected to the lower die holder, wherein, the upper die is opposite with lower die and can move relatively, and the upper die core subassembly can define a cavity with the lower die core subassembly. The injection mold can realize the quick dismounting of upper die core and lower die core, can effectively reduce the working hours consumed in maintenance, improves the production efficiency, adopts the dismounting fixture to dismount upper die core and lower die core, can prevent the cavity part of upper die core and lower die core from being damaged in the dismounting process, and can guarantee the precision of the injection mold.

[0004] Although the injection mold and injection mold system can guarantee the precision of the injection mold, the device still has the following problems in actual use: the upper die of the device is provided with a pouring gate, which facilitates the injection of plastic into the mold. However, the injection mold is easily affected by the environment during production, such as dust, debris, etc. If these impurities enter the mold through the pouring gate, they may adhere to the mold cavity or injection slot, seriously affecting the production quality of the mold. In view of this, we propose a dustproof injection mold for camera shell. Utility model content

[0005] The utility model aims at providing a dustproof injection mold for camera shell to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The dustproof injection mold for camera shell comprises a bottom plate, a first mold seat is fixed on the top of the bottom plate, and a first cavity for forming the camera shell is formed on the top of the first mold seat.

[0008] The top plate is provided with a second mold base fixed at the bottom, and the bottom of the second mold base is provided with a second cavity for forming a camera shell, and a plurality of mold heads are fixed at the bottom of the convex mold inside the second cavity.

[0009] The top plate is provided with a second mold base fixed at the bottom, and the bottom of the second mold base is provided with a second cavity for forming a camera shell, and a plurality of mold heads are fixed at the bottom of the convex mold inside the second cavity.

[0010] As a preferred technical scheme of the utility model, the cross section shape of the fixed seat is a mouth-shaped type, and the fixed seat is fixedly connected with the top of the top plate through a bolt.

[0011] As a preferred technical scheme of the utility model, the top of the dust cover is fixed with a push block at the rear end, and the cross section shape of the push block is a trapezoidal type.

[0012] As a preferred technical scheme of the utility model, the bottom opening of the dust cover is fixed with a guide rail at both sides, and the outer wall of the fixed seat is provided with a guide groove at both sides.

[0013] As a preferred technical scheme of the utility model, the cross section shape of the sliding block is a rectangular type, and the size of the sliding block is matched with the size of the sliding cavity.

[0014] As a preferred technical scheme of the utility model, the cross section shape of the dust cover is a U-shaped type, and the dust cover is fixedly connected with the sliding block through a bolt.

[0015] As a preferred technical scheme of the utility model, the top of the bottom plate is fixed with a connecting rod at four corners, and the four corners of the top plate are provided with a guide hole slidably connected with the connecting rod.

[0016] As a preferred technical scheme of the utility model, the feeding hopper and the injection pipe are an integral forming structure, and the overall shape of the feeding hopper is a funnel shape.

[0017] Compared with the prior art, the utility model has the advantages of:

[0018] Through the first cavity and the second cavity, the camera shell is conveniently injection molded in the first cavity and the second cavity; through the dustproof assembly, under the action of the spring, the spring applies an elastic force to the sliding block, under the action of the elastic force, the sliding block drives the dust cover to be always above the feeding hopper, under the action of the dust cover, dust and the like from the outside can be prevented from entering the injection pipe through the feeding hopper, and the situation that dust and the like enter the first cavity and the second cavity is avoided, so that the production quality of the injection mold for the camera shell is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 It is a whole structure sectional view of the utility model;

[0021] Figure 3 It is a structure schematic view of the second mold base in the utility model;

[0022] Figure 4 It is an explosion structure schematic view of the dustproof assembly in the utility model;

[0023] Figure 5 It is a structure sectional view of the dustproof assembly in the utility model;

[0024] Figure 6 It is a structure sectional view of the dustproof assembly in the utility model;

[0025] In the drawing:

[0026] 1, bottom plate; 10, first mold base; 100, first cavity; 11, connecting rod;

[0027] 2, top plate; 20, second mold base; 200, second cavity; 21, punch; 22, die head; 23, guide hole; 24, injection pipe; 25, feeding hopper;

[0028] 3, dustproof assembly; 30, fixed seat; 300, guide groove; 301, sliding cavity; 31, guide rod; 32, spring; 33, sliding block; 34, dust cover; 340, guide rail; 35, limiting bolt; 36, push block. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] The embodiment provides a technical scheme:

[0031] Please refer to Figures 1-6 As shown in the figure, the dustproof injection mold of the camera shell comprises a bottom plate 1, a first mold seat 10 is fixed on the top of the bottom plate 1, and a first cavity 100 for forming the camera shell is formed on the top of the first mold seat 10; a top plate 2 is arranged above the first mold seat 10, a second mold seat 20 is fixed on the bottom of the top plate 2, a second cavity 200 for forming the camera shell is formed on the bottom of the second mold seat 20, a punch 21 is fixed in the second cavity 200, and a plurality of mold heads 22 are fixed on the bottom of the punch 21; a feeding hopper 25 is arranged above the top plate 2, an injection pipe 24 is fixed on the bottom of the feeding hopper 25, the injection pipe 24 penetrates into the second cavity 200 and is in communication with the second cavity 200; a dustproof assembly 3 is arranged above the feeding hopper 25 on the top of the top plate 2, the dustproof assembly 3 comprises a fixed seat 30 fixed on the top of the top plate 2, a sliding cavity 301 is formed on the top of the fixed seat 30, a guide rod 31 is fixed in the sliding cavity 301, a spring 32 is sleeved on the guide rod 31, a sliding block 33 is arranged on the guide rod 31, and the end of the spring 32 abuts against the sliding block 33; a dustproof cover 34 is slidingly arranged above the fixed seat 30, the top of the feeding hopper 25 is attached to the inner top of the dustproof cover 34, and the top end of the sliding block 33 is fixedly connected to the inner top of the dustproof cover 34; a limiting bolt 35 is threadedly connected to the top of the dustproof cover 34 at the front end.

[0032] In the embodiment, the cross-sectional shape of the fixed seat 30 is a mouth-shaped type, and the fixed seat 30 is fixedly connected to the top of the top plate 2 through a bolt. The bolt fixing mode ensures the connection firmness between the fixed seat 30 and the top plate 2, and the mouth-shaped design facilitates the installation of the sliding block 33 and the like.

[0033] In the embodiment, a push block 36 is fixed to the top of the dustproof cover 34 at the rear end, and the cross-sectional shape of the push block 36 is a trapezoidal shape. The trapezoidal push block 36 facilitates the horizontal movement of the dustproof cover 34, and improves the convenience of operation.

[0034] In the embodiment, guide rails 340 are fixed at both sides of the opening in the bottom of the dustproof cover 34, guide grooves 300 are formed in the outer walls of both sides of the fixed seat 30, and the guide rails 340 are slidingly connected to the guide grooves 300. The guide rails 340 and the guide grooves 300 guide the horizontal movement of the dustproof cover 34, and ensure the stability and smoothness of the horizontal movement of the dustproof cover 34.

[0035] In the embodiment, the cross-sectional shape of the sliding block 33 is a rectangular shape, and the size of the sliding block 33 is matched with the size of the sliding cavity 301. This design facilitates the smooth sliding of the sliding block 33 in the sliding cavity 301, and ensures the stability of the sliding block 33.

[0036] In the embodiment, the cross-sectional shape of the dust cover 34 is U-shaped, and the dust cover 34 is fixedly connected with the sliding block 33 through bolts. The bolt fixing mode ensures the firmness between the dust cover 34 and the sliding block 33, and the U-shaped design ensures the dustproof effect of the dust cover 34 on the feeding hopper 25.

[0037] In the embodiment, the top of the base plate 1 is fixed with a connecting rod 11 at each corner, and the top plate 2 is provided with a guide hole 23 at each corner, which is in sliding connection with the connecting rod 11. The connecting rod 11 and the guide hole 23 play a guiding role in the lifting movement of the top plate 2.

[0038] In the embodiment, the feeding hopper 25 and the injection pipe 24 are integrally formed, and the overall shape of the feeding hopper 25 is funnel-shaped. The integrally formed feeding hopper 25 and injection pipe 24 have better connection strength, which ensures the connection stability of the feeding hopper 25 and the injection pipe 24, and the funnel-shaped design facilitates the injection of the material into the injection pipe 24.

[0039] It should be noted that when the feeding hopper 25 needs to be used, the user pushes the dust cover 34 to one side, and after the dust cover 34 is separated from above the feeding hopper 25, the limiting bolt 35 is tightened, and the bottom end of the limiting bolt 35 protrudes to the front side of the fixed seat 30. Under the limiting action of the limiting bolt 35, the dust cover 34 can be fixed, thereby facilitating the stable use of the feeding hopper 25.

[0040] In specific use, the user first pushes the push block 36 to one side, and the push block 36 drives the dust cover 34 to move to one side, and the guide rail 340 slides along the guide groove 300. At this time, the dust cover 34 drives the sliding block 33 to move to one side along the guide rod 31, and the spring 32 is compressed by the sliding block 33. When the dust cover 34 is separated from above the feeding hopper 25, the user tightens the limiting bolt 35, and the bottom end of the limiting bolt 35 protrudes to the front side of the fixed seat 30. Under the limiting of the limiting bolt 35, the dust cover 34 is fixed. Finally, the user pours the material into the feeding hopper 25, and the material enters the first cavity 100 and the second cavity 200 through the injection pipe 24. When the material cools in the first cavity 100 and the second cavity 200, the camera housing is formed in the first cavity 100 and the second cavity 200.

[0041] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and do not limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A dust-proof injection mold for a camera housing, characterized by: It includes the bottom plate (1), the top of the bottom plate (1) is fixed with the first mold base (10), the top of the first mold base (10) is provided with the first cavity (100) for the camera shell forming; The top of the first mold base (10) is provided with the top plate (2), the bottom of the top plate (2) is fixed with the second mold base (20), the bottom of the second mold base (20) is provided with the second cavity (200) for the camera shell forming, the inside of the second cavity (200) is fixed with the male die (21), the bottom of the male die (21) is fixed with a plurality of die heads (22); The top of the top plate (2) is provided with a feeding hopper (25), the bottom of the feeding hopper (25) is fixed with an injection pipe (24), the injection pipe (24) penetrates into the second cavity (200) and is communicated with the second cavity (200); The top of the top plate (2) is provided with a dustproof assembly (3) above the feeding hopper (25), the dustproof assembly (3) includes a fixed seat (30) fixed on the top of the top plate (2), the top of the fixed seat (30) is provided with a sliding cavity (301), the sliding cavity (301) is fixed with a guide rod (31), the guide rod (31) is sleeved with a spring (32), the guide rod (31) is also provided with a sliding block (33), and the end of the spring (32) abuts against the sliding block (33); The dustproof cover (34) is slidingly installed above the fixed seat (30), the top of the feeding hopper (25) is attached to the inner top of the dustproof cover (34), and the top end of the sliding block (33) is fixedly connected with the inner top of the dustproof cover (34); The top of the dustproof cover (34) is also threadedly connected with a limiting bolt (35) at the front end.

2. The dust-proof injection mold for a camera housing according to claim 1, characterized by: The cross section shape of the fixed seat (30) is a mouth-shaped type, and the fixed seat (30) is fixedly connected with the top of the top plate (2) through bolts.

3. The dust-proof injection mold for a camera housing according to claim 1, characterized by: The top of the dustproof cover (34) is fixed with a push block (36) at the rear end, and the cross section shape of the push block (36) is a trapezoidal shape.

4. The dust-proof injection mold for a camera housing according to claim 1, characterized by: The bottom opening of the dustproof cover (34) is fixed with guide rails (340) at both sides, and the outer walls of the fixed seat (30) are provided with guide grooves (300), and the guide rails (340) and the guide grooves (300) are slidingly connected.

5. The dust-proof injection mold for a camera housing according to claim 1, characterized by: The cross section shape of the sliding block (33) is a rectangular shape, and the size of the sliding block (33) is matched with the size of the sliding cavity (301).

6. The dust-proof injection mold for a camera housing of claim 1, wherein: The cross section shape of the dustproof cover (34) is a U-shaped type, and the dustproof cover (34) is fixedly connected with the sliding block (33) through bolts.

7. The dust-proof injection mold for a camera housing according to claim 1, characterized by: The top of the bottom plate (1) is fixed with connecting rods (11) at four corners, and the top plate (2) is provided with guide holes (23) slidingly connected with the connecting rods (11) at four corners.

8. The dust-proof injection mold of a camera housing according to claim 1, wherein: The feeding hopper (25) and the injection pipe (24) are an integral structure, and the overall shape of the feeding hopper (25) is a funnel shape.

Images