Surface treatment device for injection molded part

Abstract

The utility model relates to the technical field of injection molding part treatment, in particular to an injection molding part surface treatment device which comprises a working table, supporting legs are fixedly connected to the lower surface of the working table, a polishing device is arranged on the upper surface of the working table, the polishing device comprises an installation block, and the installation block is fixedly connected with the upper surface of the working table. The number of the mounting blocks is four, the four mounting blocks are symmetrically arranged, a grinding belt is mounted among the four mounting blocks, the upper surface of the workbench is fixedly connected with a sliding rod, the sliding rod is sleeved with a spring, the two ends of the spring are fixedly connected with the workbench and the carrying frame correspondingly, the carrying frame is slidably connected to the sliding rod, and the carrying frame is fixedly connected with the workbench. And a storage rack is fixedly connected to one side of the carrying rack. According to the scheme, the grinding and fixing steps of the injection molding part are combined together, so that the operation of equipment is simplified, the surface treatment of a large batch of materials can be easily carried out, the working efficiency of producers is improved, and the operation is convenient to carry out.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding processing, in particular to a device for surface processing of injection molding. Background Art

[0002] Injection molded parts refer to various injection molded products produced by injection molding machines, including various packages, parts, etc. They are mainly made of materials such as polyethylene or polypropylene and added with a variety of organic solvents. With the development of society, burrs are prone to appear on the surface of injection molded parts after production, so the surface of injection molded parts often needs to be treated.

[0003] Prior art includes a utility model with publication number CN219666195U, which discloses a surface treatment device for automobile injection molding parts, including a polishing machine, which includes a support frame, a motor box is provided on the support frame, a driving motor is provided in the motor box, a fixed block is provided on the motor shaft of the driving motor, a fixed head is provided on the fixed block, a polishing plate is provided on the fixed head, a mounting groove is provided in the fixed block, mounting rods are symmetrically provided in the mounting groove, mounting springs are provided between the mounting rods, a mounting hole is provided on the fixed head, a dust cover is provided on the support frame, a vacuum cleaner is provided on one side of the support frame, a dust suction hose is provided between the vacuum cleaner and the dust cover, the polishing plate is driven to rotate by the driving motor, and then the surface of the main body of the automobile injection molding part is polished and polished, the mounting groove, the mounting rod and the mounting spring are provided in the fixed block, and they cooperate with the mounting hole to facilitate the installation and disassembly of the polishing plate, and the dust cover, the vacuum cleaner and the vacuum hose are provided to facilitate dust absorption to prevent dust from affecting the health of the staff.

[0004] At present, most injection molding machines often need to fix the materials before grinding. When processing large quantities of materials, the operation is cumbersome, which affects the work efficiency of the producer and is not conducive to the normal use of the equipment. Improved operation is needed. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art at least to a certain extent, and proposes a surface treatment device for injection molded parts.

[0006] To achieve the above object, the utility model adopts the following technical scheme: A surface treatment device for injection molded parts, including a workbench, the lower surface of the workbench is fixedly connected with supporting feet, the upper surface of the workbench is provided with a grinding device, the grinding device includes mounting blocks, the mounting blocks are fixedly connected with the upper surface of the workbench, the number of the mounting blocks is four, the four mounting blocks are symmetrically arranged, a grinding belt is installed between the four mounting blocks, the upper surface of the workbench is fixedly connected with a sliding rod, a spring is sleeved on the sliding rod, the two ends of the spring are respectively fixedly connected with the workbench and a carrier, the carrier is slidably connected to the sliding rod, one side of the carrier is fixedly connected with a storage rack, and an operating device is arranged on the surface of the carrier. This scheme combines the grinding and fixing steps of injection molded parts, simplifies the operation of the equipment, can easily handle the surface treatment of a large number of materials, improves the work efficiency of producers, and facilitates the carrying out of operations.

[0007] Preferably, through holes are formed in the surface of the workbench, and the grinding belt is located above the through holes, so that the dust generated by grinding can fall through the through holes, facilitating the collection of dust.

[0008] Preferably, the number of the sliding rods is four, and the four sliding rods are symmetrically arranged to ensure the stable movement of the carrier.

[0009] Preferably, the number of the carriers is two, and two symmetrically arranged connecting rods are fixedly connected to the sides of the two carriers close to each other, facilitating the normal use of the equipment.

[0010] Preferably, a clamping groove is formed in the upper surface of the carrier, and a convex block is fixedly connected to the upper end of the sliding rod, and the convex block is inserted into the clamping groove to limit the position of the carrier.

[0011] Preferably, the operating device includes positioning seats, the positioning seats are fixedly connected to the upper surface of one of the carriers, the number of the positioning seats is two, a pressing rod is rotatably connected to the sides of the two positioning seats close to each other, and a pressing block is fixedly connected to the lower surface of the pressing rod. When grinding a flat injection molded part, place the injection molded material of the injection molding machine between the two storage racks, then hold the pull ring and drive the pressing rod to rotate. The pressing rod then drives the pressing block to rotate, and the pressing block presses the injection molded material. Subsequently, the carrier moves downward, the spring deforms under force, the carrier drives the injection molded material to move downward. When the injection molded material contacts the grinding belt, the grinding belt grinds the burrs on the lower surface of the injection molded part.

[0012] Preferably, a pull ring is fixedly connected to the end of the pressing rod far from the positioning seat. After the grinding operation is completed, release the pull ring, the spring drives the carrier to reset, and then the injection molded material can be taken out.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are as follows:

[0014] In the present utility model, when grinding a flat injection molded part, the injection molding machine material is placed between two storage racks. Then, hold the pull ring and drive the pressure rod to rotate. The pressure rod then drives the pressure block to rotate, and the pressure block presses the injection molded part material. Subsequently, the carrier moves downward, the spring deforms under force, and the carrier drives the injection molded part material to move downward. When the injection molded part material contacts the grinding belt, the grinding belt grinds the burrs on the lower surface of the injection molded part. After the operation is completed, release the pull ring, and the spring drives the carrier to reset. Then, take out the injection molded part material. This solution combines the grinding and fixing steps of the injection molded part, simplifies the operation of the equipment, can easily handle the surface treatment of a large number of materials, improves the work efficiency of the producer, and facilitates the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional structural schematic diagram of a surface treatment device for an injection molded part proposed by the present utility model;

[0016] Figure 2 is a side view structural schematic diagram of a surface treatment device for an injection molded part proposed by the present utility model;

[0017] Figure 3 is a partial structural schematic diagram of a surface treatment device for an injection molded part proposed by the present utility model;

[0018] Figure 4 is a structural schematic diagram when the carrier of a surface treatment device for an injection molded part proposed by the present utility model presses down;

[0019] Figure 5 is a Figure 4 structural schematic diagram of part A in a surface treatment device for an injection molded part proposed by the present utility model.

[0020] LEGEND DESCRIPTION:

[0021] 1. Workbench; 2. Support feet; 3. Grinding device; 31. Mounting block; 32. Grinding belt; 33. Slide bar; 34. Spring; 35. Carrier; 36. Convex block; 37. Card slot; 38. Connecting rod; 39. Storage rack; 4. Operating device; 41. Positioning seat; 42. Pressure rod; 43. Pull ring; 44. Pressure block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] Please refer to Figures 1 - 5, the present utility model provides a technical solution: a surface treatment device for injection molded parts, including a workbench 1. The lower surface of the workbench 1 is fixedly connected with support feet 2. A grinding device 3 is arranged on the upper surface of the workbench 1. The grinding device 3 includes a mounting block 31. The mounting block 31 is fixedly connected with the upper surface of the workbench 1. The number of mounting blocks 31 is four, and the four mounting blocks 31 are symmetrically arranged. A grinding belt 32 is installed between the four mounting blocks 31. A sliding rod 33 is fixedly connected to the upper surface of the workbench 1. A spring 34 is sleeved on the sliding rod 33. The two ends of the spring 34 are respectively fixedly connected with the workbench 1 and a carrier 35. The carrier 35 is slidably connected to the sliding rod 33. One side of the carrier 35 is fixedly connected with a storage rack 39. An operating device 4 is arranged on the surface of the carrier 35. This solution combines the grinding and fixing steps of injection molded parts, simplifies the operation of the equipment, can easily handle the surface treatment of a large number of materials, improves the work efficiency of producers, and is convenient for carrying out operations.

[0023] In this embodiment: through holes are provided on the surface of the workbench 1, and the grinding belt 32 is located above the through holes, facilitating the dust generated during grinding to fall through the through holes and facilitating the collection of dust.

[0024] Specifically, the number of sliding rods 33 is four, and the four sliding rods 33 are symmetrically arranged to ensure the stable movement of the carrier 35.

[0025] Specifically, the number of carriers 35 is two. Two symmetrically arranged connecting rods 38 are fixedly connected to the sides of the two carriers 35 close to each other, facilitating the normal use of the equipment.

[0026] Specifically, a clamping groove 37 is provided on the upper surface of the carrier 35, and a convex block 36 is fixedly connected to the upper end of the sliding rod 33. The convex block 36 is inserted into the clamping groove 37 to limit the position of the carrier 35.

[0027] In this embodiment: the operating device 4 includes a positioning seat 41. The positioning seat 41 is fixedly connected to the upper surface of one of the carriers 35. The number of positioning seats 41 is two. A pressure rod 42 is rotatably connected to the sides of the two positioning seats 41 close to each other. A pressure block 44 is fixedly connected to the lower surface of the pressure rod 42. When performing grinding operations on flat injection molded parts, place the injection molded material of the injection molding machine between the two storage racks 39, then hold the pull ring 43 and drive the pressure rod 42 to rotate. The pressure rod 42 then drives the pressure block 44 to rotate, and the pressure block 44 presses the injection molded material. Subsequently, the carrier 35 moves downward, the spring 34 deforms under force, the carrier 35 drives the injection molded material to move downward. When the injection molded material contacts the grinding belt 32, the grinding belt 32 grinds the burrs on the lower surface of the injection molded part.

[0028] Specifically, a pull ring 43 is fixedly connected to the end of the pressure rod 42 away from the positioning seat 41. After completing the grinding operation, release the pull ring 43, the spring 34 drives the carrier 35 to reset, and then take out the injection molded material.

[0029] Working principle: When grinding a flat injection molded part, the injection molding machine material is placed between two storage racks 39. Then, hold the pull ring 43 and drive the pressure rod 42 to rotate. The pressure rod 42 then drives the pressure block 44 to rotate, and the pressure block 44 presses the injection molded part material. Subsequently, the carrier 35 moves downward, the spring 34 deforms under force, and the carrier 35 drives the injection molded part material to move downward. When the injection molded part material contacts the grinding belt 32, the grinding belt 32 grinds the burrs on the lower surface of the injection molded part. After the operation is completed, release the pull ring 43, and the spring 34 drives the carrier 35 to reset. Then, the injection molded part material can be taken out. This solution combines the grinding and fixing steps of the injection molded part, simplifies the operation of the equipment, can easily handle the surface treatment of a large number of materials, improves the work efficiency of producers, and facilitates the carrying out of operations.

Claims

1. A device for surface treatment of injection molded parts, comprising a workbench (1), wherein a support leg (2) is fixedly connected to the lower surface of the workbench (1), characterized in that: The upper surface of the workbench (1) is provided with a grinding device (3), and the grinding device (3) comprises a mounting block (31), and the mounting block (31) is fixedly connected to the upper surface of the workbench (1). There are four mounting blocks (31), and the four mounting blocks (31) are symmetrically arranged. A grinding belt (32) is installed between the four mounting blocks (31). The upper surface of the workbench (1) is fixedly connected with a sliding rod (33), and a spring (34) is sleeved on the sliding rod (33). The two ends of the spring (34) are respectively fixedly connected to the workbench (1) and a carrier (35). The sliding rod (33) is slidably connected with a carrier (35), and one side of the carrier (35) is fixedly connected with a storage rack (39), and the surface of the carrier (35) is provided with an operating device (4).

2. The device for surface treatment of injection molded parts according to claim 1, characterized in that: A through hole is provided on the surface of the workbench (1), and the grinding belt (32) is located above the through hole.

3. The device for surface treatment of injection molded parts according to claim 1, characterized in that: The number of the sliding rods (33) is four, and the four sliding rods (33) are symmetrically arranged.

4. The device for surface treatment of injection molded parts according to claim 1, characterized in that: There are two carriers (35), and two symmetrically arranged connecting rods (38) are fixedly connected to one side of the two carriers (35) that are close to each other.

5. The device for surface treatment of injection molded parts according to claim 1, characterized in that: A slot (37) is provided on the upper surface of the carrier (35), and a protrusion (36) is fixedly connected to the upper end of the slide bar (33), and the protrusion (36) is inserted into the slot (37).

6. A device for surface treatment of injection molded parts according to any one of claims 1 to 5, characterized in that: The operating device (4) comprises a positioning seat (41), wherein the positioning seat (41) is fixedly connected to the upper surface of one of the carriers (35), and the number of the positioning seats (41) is two, and a pressure rod (42) is rotatably connected to one side of the two positioning seats (41) close to each other, and a pressure block (44) is fixedly connected to the lower surface of the pressure rod (42).

7. The device for surface treatment of injection molded parts according to claim 6, characterized in that: One end of the pressure rod (42) away from the positioning seat (41) is fixedly connected to a pull ring (43).

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