Plastic product trimming die

Abstract

The utility model relates to the technical field of plastic product trimming, and discloses a plastic product trimming die which comprises a base, and a fixing table is fixedly installed on the top of the base. A T-shaped plate is fixedly mounted at the top of the base, an L-shaped plate is slidably connected to the top of the T-shaped plate, and a trimming knife is detachably connected to one side of the L-shaped plate; a first air cylinder is fixedly installed on the top of the T-shaped plate, a connecting block is slidably connected to the top of the T-shaped plate, the output end of the first air cylinder is fixedly connected with one side of the connecting block, a connecting rod is hinged to the inner wall of the bottom of the connecting block, one end of the connecting rod is hinged to the top of the L-shaped plate, a sliding rod is fixedly installed on the top of the base, and the T-shaped plate is slidably connected with the sliding rod. Through the arrangement of the first air cylinder, the connecting block, the connecting rod, the L-shaped plate and the trimming knife, the output end of the first air cylinder drives the connecting block to move, the connecting block drives the L-shaped plate to move through the connecting rod, the L-shaped plate drives the trimming knife to move to adjust the distance, and therefore the trimming device adapts to trimming of plastic products of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic product trimming, in particular to a plastic product trimming mold. Background Art

[0002] Plastic products are made of plastic, which are high molecular compounds formed by addition polymerization or condensation polymerization, commonly known as plastic or resin. Square plastic products such as blister trays, plastic pallets and other items often have burrs and excess edge strips on their corners after molding, so they need to be trimmed.

[0003] After searching, Chinese patent number CN219256196U discloses a trimming mold for plastic products, which relates to the technical field of trimming devices for plastic products. It includes a trimming table, the top of which is fixedly connected to two fixing bars, the tops of the two fixing bars are movably provided with sliding plates, a mounting box is mounted on the sliding plate, the interior of the mounting box is driven by a driving mechanism to have a rotating shaft that runs through both sides of the mounting box, a gear is sleeved on the rotating shaft, a rack meshing with the gear is provided on the top of the fixing bar, a trimming knife for trimming is provided on one side of the sliding plate, and a clamping mechanism for clamping the plastic product to be trimmed is provided on the trimming table. The trimming mold for plastic products can fix the plastic product on the trimming table through the clamping mechanism, and through the movement of the sliding plate, the trimming knife can trim the edge of the plastic product, and the burrs on the plastic product can be effectively removed.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned trimming mold for plastic products has the following problems: the distance between the trimming knives in the prior art is inconvenient to adjust, and when the size of the plastic product is larger than or too smaller than the distance between the trimming knives, the plastic product cannot be trimmed. Based on this, the utility model designs a trimming mold for plastic products to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a plastic product trimming mold to solve the problem in the background art that when the size of the plastic product is larger than or too smaller than the distance between the trimming blades, trimming cannot be performed.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plastic product trimming mold, comprising a base, a fixing platform is fixedly installed on the top of the base;

[0007] A T-shaped plate is fixedly installed on the top of the base, an L-shaped plate is slidably connected to the top of the T-shaped plate, and a trimming knife is detachably connected to one side of the L-shaped plate;

[0008] A cylinder 1 is fixedly installed on the top of the T-shaped plate, and a connecting block is slidably connected to the top of the T-shaped plate. The output end of the cylinder 1 is fixedly connected to one side of the connecting block, and a connecting rod is hinged on the bottom inner wall of the connecting block, and one end of the connecting rod is hinged to the top of the L-shaped plate.

[0009] As a preferred solution, a sliding rod is fixedly installed on the top of the base, and the T-shaped plate is slidably connected to the sliding rod.

[0010] As a preferred solution, a second cylinder is fixedly mounted on the top of the base, and an output end of the second cylinder is fixedly connected to the T-shaped plate.

[0011] As a preferred solution, a slide groove is provided on the top of the T-shaped plate, and the L-shaped plate is slidably connected to the slide groove.

[0012] As a preferred solution, a limit box is fixedly installed on one side of the L-shaped plate, and a threaded rod is installed on one side of the limit box through a thread.

[0013] As a preferred solution, a thread groove is provided on one side of the trimming knife, and the threaded rod is threadedly connected to the thread groove.

[0014] As a preferred solution, a motor is fixedly installed on one side of the fixed platform, the output end of the motor passes through the fixed platform and is fixedly connected to a bidirectional screw, a clamping plate is slidably connected to the inside of the fixed platform, and the clamping plate is threadedly connected to the bidirectional screw.

[0015] Technical effects and advantages of the utility model:

[0016] 1. Through the provision of cylinder 1, connecting block, connecting rod, L-shaped plate and trimming knife, the output end of cylinder 1 drives the connecting block to move, the connecting block drives the L-shaped plate to move through the connecting rod, and the L-shaped plate drives the trimming knife to move and adjust the spacing, thereby adapting to the trimming of plastic products of different sizes.

[0017] 2. Through the provided thread groove, limit box and thread rod, when the trimming knife is worn, the thread rod is rotated to disengage from the thread groove, and the trimming knife is pulled out of the limit box, thereby facilitating the removal and replacement of the trimming knife. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the three-dimensional structure of the fixing platform of the utility model.

[0020] Figure 3 It is a schematic diagram of the three-dimensional structure of the trimming knife of the utility model.

[0021] Figure 4 For this utility model Figure 1 Schematic diagram of the enlarged structure at A in the middle.

[0022] In the figure: 1. base; 2. fixed table; 3. T-shaped plate; 4. L-shaped plate; 5. trimming knife; 6. cylinder one; 7. connecting block; 8. connecting rod; 9. sliding rod; 10. cylinder two; 11. sliding groove; 12. threaded groove; 13. limit box; 14. threaded rod; 15. motor; 16. bidirectional screw; 17. clamping plate. 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 in 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] The utility model provides Figure 1-4 The plastic product trimming mold shown in the figure comprises a base 1, a fixed platform 2 is fixedly installed on the top of the base 1, the plastic product is placed on the fixed platform 2 for limiting, a T-shaped plate 3 is fixedly installed on the top of the base 1, an L-shaped plate 4 is slidably connected to the top of the T-shaped plate 3, a slide groove 11 is opened on the top of the T-shaped plate 3, the L-shaped plate 4 is slidably connected to the slide groove 11, a trimming knife 5 is detachably connected to one side of the L-shaped plate 4, the trimming knife 5 is detachably installed, and it is easy to replace when it is worn. A cylinder 6 is fixedly installed on the top of the plate 3, and a connecting block 7 is slidably connected to the top of the T-shaped plate 3. The output end of the cylinder 6 is fixedly connected to one side of the connecting block 7, and a connecting rod 8 is hinged on the bottom inner wall of the connecting block 7. One end of the connecting rod 8 is hinged to the top of the L-shaped plate 4. The output end of the cylinder 6 drives the connecting block 7 to move, and the connecting block 7 drives the L-shaped plate 4 to move through the connecting rod 8. The L-shaped plate 4 moves through the slide groove 11 and drives the trimming knife 5 to move, so as to adjust the distance between the two groups of trimming knives 5.

[0025] In this embodiment, a slide bar 9 is fixedly installed on the top of the base 1, and the T-shaped plate 3 is slidably connected to the slide bar 9. A cylinder 2 10 is fixedly installed on the top of the base 1, and the output end of the cylinder 2 10 is fixedly connected to the T-shaped plate 3. The output end of the cylinder 2 10 drives the T-shaped plate 3 to move through the slide bar 9, and drives the trimming knife 5 to move through the L-shaped plate 4 to trim the two sides of the plastic product.

[0026] In this embodiment, a limit box 13 is fixedly installed on one side of the L-shaped plate 4, and a threaded rod 14 is installed on one side of the limit box 13 through a thread. A threaded groove 12 is opened on one side of the trimming knife 5, and the threaded rod 14 is threadedly connected to the threaded groove 12. The threaded rod 14 is rotated to separate from the threaded groove 12, and the trimming knife 5 is pulled out of the limit box 13, and the trimming knife 5 is disassembled and replaced.

[0027] In this embodiment, a motor 15 is fixedly installed on one side of the fixed table 2, and the output end of the motor 15 passes through the fixed table 2 and is fixedly connected to a bidirectional screw 16. A clamping plate 17 is slidably connected to the interior of the fixed table 2, and the clamping plate 17 and the bidirectional screw 16 are threadedly connected. After the plastic product is placed on the fixed table 2, the output end of the motor 15 drives the bidirectional screw 16 to rotate, and the bidirectional screw 16 drives the two groups of clamping plates 17 to move closer to each other to clamp the plastic product. The height of the clamping plate 17 is lower than the trimming knife 5, and does not affect the trimming of the plastic product by the trimming knife 5.

[0028] Working principle of the utility model: the utility model is a plastic product trimming mold. First, when in use, the plastic product is placed on the fixed table 2, the output end of the motor 15 drives the bidirectional screw 16 to rotate, the bidirectional screw 16 drives the clamping plates 17 to clamp the plastic product close to each other, the output end of the cylinder 2 10 drives the T-shaped plate 3 to move, the T-shaped plate 3 drives the trimming knife 5 to move through the L-shaped plate 4, and the trimming knife 5 is used to trim the plastic product on both sides, the output end of the cylinder 1 6 drives the connecting block 7 to move, the connecting block 7 drives the L-shaped plate 4 to move through the connecting rod 8, and the L-shaped plate 4 drives the trimming knife 5 to move to adjust the spacing to adapt to the trimming of plastic products of different sizes.

[0029] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A plastic product trimming mold, comprising a base (1), characterized in that: A fixing platform (2) is fixedly mounted on the top of the base (1); A T-shaped plate (3) is fixedly mounted on the top of the base (1), an L-shaped plate (4) is slidably connected to the top of the T-shaped plate (3), and a trimming knife (5) is detachably connected to one side of the L-shaped plate (4); A cylinder 1 (6) is fixedly mounted on the top of the T-shaped plate (3), a connecting block (7) is slidably connected to the top of the T-shaped plate (3), an output end of the cylinder 1 (6) is fixedly connected to one side of the connecting block (7), a connecting rod (8) is hingedly connected to the bottom inner wall of the connecting block (7), and one end of the connecting rod (8) is hingedly connected to the top of the L-shaped plate (4).

2. A plastic product trimming mold according to claim 1, characterized in that: A sliding rod (9) is fixedly mounted on the top of the base (1), and the T-shaped plate (3) is slidably connected to the sliding rod (9).

3. A plastic product trimming mold according to claim 1, characterized in that: A second cylinder (10) is fixedly mounted on the top of the base (1), and an output end of the second cylinder (10) is fixedly connected to the T-shaped plate (3).

4. The plastic product trimming mold according to claim 1, characterized in that: A sliding groove (11) is provided on the top of the T-shaped plate (3), and the L-shaped plate (4) is slidably connected to the sliding groove (11).

5. The plastic product trimming mold according to claim 1, characterized in that: A limit box (13) is fixedly mounted on one side of the L-shaped plate (4), and a threaded rod (14) is installed on one side of the limit box (13) through a thread.

6. A plastic product trimming mold according to claim 5, characterized in that: A thread groove (12) is provided on one side of the trimming knife (5), and the threaded rod (14) is threadedly connected to the thread groove (12).

7. The plastic product trimming mold according to claim 1, characterized in that: A motor (15) is fixedly mounted on one side of the fixed platform (2); an output end of the motor (15) passes through the fixed platform (2) and is fixedly connected to a bidirectional screw (16); a clamping plate (17) passes through the interior of the fixed platform (2) and is slidably connected; the clamping plate (17) is threadedly connected to the bidirectional screw (16).

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