Injection mold for manufacturing automobile lamp holder

Abstract

The utility model discloses an injection mold for manufacturing an automobile lamp holder, which belongs to the technical field of automobile accessory production and comprises a lower mold holder and an upper mold holder, an injection port is arranged on the upper end face of the upper mold holder, fixing columns are fixedly arranged at four corners of the upper end of the lower mold holder, and connecting grooves matched with the fixing columns are arranged on the outer surface of the upper mold holder. Clamping assemblies are arranged on the two sides of the upper die base correspondingly. The die has the beneficial effects that by arranging the clamping plate, the moving block, the compression spring and the clamping groove, when the upper die base and the lower die base are in butt joint, the upper die base is pressed downwards, and the clamping plate is clamped into the clamping groove in a sliding manner, so that the effect of installing and fixing the upper die base is achieved, and the effect that the upper die base and the lower die base are tightly attached and fixed is effectively ensured; and the sliding plate is extruded to move towards the inner side of the connecting plate, so that the pull rope is stressed to be bent and drives the two moving blocks to move oppositely, then the clamping plate is driven to slide to be separated from the clamping groove, and the effect of rapidly removing the mold between the upper mold base and the lower mold base is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts production, in particular to an injection mold for manufacturing an automobile lamp holder. Background Art

[0002] There are many lights installed on cars. The lights are composed of light bulbs, lamp holders, lampshades and other parts. The lamp holders and lampshades are one-piece injection-molded shell products. During the manufacturing process, injection molds are usually required for processing.

[0003] The injection mold includes an upper mold base and a lower mold base. The upper mold base is reserved with an injection port for injecting mold materials. In order to ensure the stability of the connection between the upper mold base and the lower mold base, the upper mold base and the lower mold base need to be fixed to each other. However, the traditional fixing method usually uses bolts for connection and fixation. The connection, fixation and disassembly of the upper mold base and the lower mold base are troublesome. It is difficult for the staff to quickly connect and fix the upper mold base and the lower mold base or quickly remove the mold, which affects the work efficiency. Utility Model Content

[0004] The purpose of the utility model is to solve the above-mentioned technical problems and to provide an injection mold for manufacturing an automobile lamp holder.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An injection mold for manufacturing an automobile lamp holder, comprising a lower mold base and an upper mold base, wherein an injection port is provided on the upper end surface of the upper mold base, fixing columns are fixedly provided at the four corners of the upper end of the lower mold base, a connecting groove matched with the fixing column is provided on the outer surface of the upper mold base, and clamping components are respectively provided on both sides of the upper mold base;

[0007] The clamping assembly includes a cross bar and a connecting seat fixedly arranged on the outer side of the upper mold seat, a connecting plate is fixedly arranged on the upper end of the cross bar, the upper end of the connecting plate is rotatably connected to the connecting seat, clamping plates are slidably provided on both sides of the upper end of the cross bar, and moving blocks are fixedly arranged at the lower ends of the two clamping plates. A sliding groove for sliding the moving block is provided on the upper end surface of the cross bar, and the opposite sides of the two moving blocks are connected to the inner wall of the sliding groove by compression springs respectively, and a clamping groove for sliding the clamping plate into is provided on the side wall of the fixed column.

[0008] As a further description of the above technical solution:

[0009] A slide plate is slidably provided inside the connecting plate, the upper end of the slide plate is fixedly connected to the connecting plate via a connecting spring, the lower end of the slide plate movably passes through the lower end surface of the cross bar, the two moving blocks are connected at opposite sides by a pull rope, and a through groove for the pull rope to movably pass through is opened in the middle of the slide plate.

[0010] As a further description of the above technical solution:

[0011] A guide roller which cooperates with the pull rope is rotatably arranged inside the through groove.

[0012] As a further description of the above technical solution:

[0013] A groove is formed at the lower end of the slide plate.

[0014] As a further description of the above technical solution:

[0015] The upper edges of the fixing columns are all chamfered.

[0016] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0017] In the utility model, by providing a clamping plate, a moving block, a compression spring and a clamping slot, when the upper die base is docked with the lower die base, the upper die base is pressed downward so that the clamping plate slides into the clamping slot, thereby achieving the effect of installing and fixing the upper die base, and effectively ensuring that the upper die base and the lower die base are tightly fitted and fixed.

[0018] In the utility model, by setting a pull rope, a slide plate and a connecting spring, the slide plate is squeezed to move toward the inside of the connecting plate, so that the pull rope is bent by the force and drives the two moving blocks to move toward each other, thereby driving the card plate to slide and disengage from the card slot, thereby achieving the effect of rapid mold removal between the upper mold base and the lower mold base. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The figure shows the appearance of the injection mold provided according to the embodiment of the utility model;

[0020] Figure 2 A schematic diagram of the structure of the injection mold in use according to an embodiment of the utility model is shown;

[0021] Figure 3 A schematic diagram of the structure of a clamping assembly provided according to an embodiment of the utility model is shown.

[0022] Legend: 1. Lower mold base; 2. Upper mold base; 3. Injection port; 4. Fixed column; 5. Cross bar; 6. Connecting plate; 7. Connecting seat; 8. Slot; 9. Groove; 10. Slide plate; 11. Connecting spring; 12. Pull rope; 13. Guide roller; 14. Moving block; 15. Card plate; 16. Compression spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Embodiment 1:

[0025] As shown in 1-3, an injection mold for manufacturing an automobile lamp holder comprises a lower mold base 1 and an upper mold base 2, an injection port 3 is provided on the upper end surface of the upper mold base 2, fixing columns 4 are fixed at the four corners of the upper end of the lower mold base 1, a connecting groove matching with the fixing columns 4 is provided on the outer surface of the upper mold base 2, and clamping components are provided on both sides of the upper mold base 2;

[0026] The clamping assembly includes a cross bar 5 and a connecting seat 7 fixedly arranged on the outer side of the upper mold base 2. A connecting plate 6 is fixedly arranged on the upper end of the cross bar 5. The upper end of the connecting plate 6 is rotatably connected to the connecting seat 7. Clamping plates 15 are slidably arranged on both sides of the upper end of the cross bar 5. Moving blocks 14 are fixedly arranged at the lower ends of the two clamping plates 15. A sliding groove for sliding the moving blocks 14 is provided on the upper end surface of the cross bar 5. The opposite sides of the two moving blocks 14 are respectively connected to the inner wall of the sliding groove through compression springs 16. A clamping groove 8 for sliding the clamping plates 15 is provided on the side wall of the fixed column 4. When the upper mold base 2 is docked with the lower mold base 1, the connecting plate 6 is flipped downward, and then the clamping plates 15 are slid into the clamping groove 8 under the resetting action of the compression spring 16, effectively ensuring that the upper mold base 2 and the lower mold base 1 are tightly fitted and fixed.

[0027] Furthermore, chamfers are provided at the edges of the upper ends of the fixing columns 4 , so that the connecting grooves on the sides of the upper die base 2 can be quickly aligned with the fixing columns 4 , that is, the upper die base 2 and the lower die base 1 can be quickly docked and installed.

[0028] Embodiment 2:

[0029] As shown in 1-3, a slide plate 10 is slidably provided inside the connecting plate 6, and the upper end of the slide plate 10 is fixedly connected to the connecting plate 6 by a connecting spring 11, and the lower end of the slide plate 10 movably passes through the lower end surface of the cross bar 5, and the two movable blocks 14 are connected on opposite sides by a pull rope 12, and a through groove for the pull rope 12 to movably pass through is opened in the middle of the slide plate 10. During use, the staff puts their hands on the lower end of the slide plate 10 and pulls it upward, first making the slide plate 10 move upward, and then making the pull rope 12 bend under force, and driving the two movable blocks 14 to move toward each other, so that the two clamping plates 15 move toward each other and gradually disengage from the clamping slot 8, and after disengagement, the limit on the deflection of the connecting plate 6 is released, and then the connecting plate 6 is flipped outward until the connecting plate 6 is tightly against the connecting seat 7, and then the connecting plate 6 is in a horizontal state, and then the staff can continue to pull upward to remove the upper mold seat 2, which is more convenient to operate.

[0030] Furthermore, a guide roller 13 cooperating with the pull rope 12 is rotatably provided inside the through slot, which effectively prevents the pull rope 12 from contacting and rubbing with the inner wall of the through slot during movement, thereby preventing the pull rope 12 from being damaged.

[0031] Furthermore, a groove 9 is provided at the lower end of the slide plate 10 , and the worker's hand can be inserted into the groove 9 , making it convenient for the worker to flip the cross bar 5 upward.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An injection mold for manufacturing an automobile lamp holder, comprising a lower mold base (1) and an upper mold base (2), wherein an injection port (3) is provided on the upper end surface of the upper mold base (2), characterized in that: The four corners of the upper end of the lower die base (1) are fixedly provided with fixing columns (4), the outer surface of the upper die base (2) is provided with connecting grooves matching with the fixing columns (4), and clamping components are respectively provided on both sides of the upper die base (2); The clamping assembly comprises a cross bar (5) and a connecting seat (7) fixedly arranged on the outer side of the upper die seat (2); a connecting plate (6) is fixedly arranged on the upper end of the cross bar (5); the upper end of the connecting plate (6) is rotatably connected to the connecting seat (7); clamping plates (15) are slidably arranged on both sides of the upper end of the cross bar (5); moving blocks (14) are fixedly arranged on the lower ends of the two clamping plates (15); a sliding groove for sliding the moving blocks (14) is provided on the upper end surface of the cross bar (5); opposite sides of the two moving blocks (14) are connected to the inner wall of the sliding groove by compression springs (16) respectively; and a clamping groove (8) for sliding the clamping plates (15) is provided on the side wall of the fixed column (4).

2. The injection mold for manufacturing an automobile lamp holder according to claim 1, characterized in that: A slide plate (10) is slidably provided inside the connecting plate (6), the upper end of the slide plate (10) is fixedly connected to the connecting plate (6) via a connecting spring (11), the lower end of the slide plate (10) movably passes through the lower end surface of the cross bar (5), the two moving blocks (14) are connected at opposite sides via a pull rope (12), and a through groove for the pull rope (12) to movably pass through is provided in the middle of the slide plate (10).

3. The injection mold for manufacturing an automobile lamp holder according to claim 2, characterized in that: A guide roller (13) which cooperates with the pull rope (12) is rotatably arranged inside the through groove.

4. The injection mold for manufacturing an automobile lamp holder according to claim 2, characterized in that: The lower end of the slide plate (10) is provided with a groove (9).

5. The injection mold for manufacturing an automobile lamp holder according to claim 1, characterized in that: The upper edges of the fixing columns (4) are all provided with chamfers.

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