Polishing device for metal tool manufacturing

By introducing a protective frame and a dust extraction system into the metal tool polishing device, the problem of flying debris was solved, thus protecting the operator and keeping the environment clean.

CN224223555UActive Publication Date: 2026-05-12TIANJIN SHUNXIN MACHINERY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TIANJIN SHUNXIN MACHINERY CO LTD
Filing Date
2025-06-13
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

During the grinding of metal tools, flying debris can negatively impact the working environment and the health of workers.

Method used

A polishing device comprising a protective frame, an electric push rod, a collection box, a fan, and a suction pipe is designed. The electric push rod clamps the tool, the fan generates negative pressure, and the suction pipe collects debris to prevent the debris from spreading.

Benefits of technology

It effectively blocks the spread of sparks, metal shavings and dust during the grinding process, protects the health of operators, and keeps the working environment clean.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224223555U_ABST
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Abstract

The utility model provides a polishing device for metal tool manufacturing, and relates to the field of metal tool machining. The device comprises a supporting frame and a protective frame, the outer surface of the protective frame is connected with two electric push rods, the output ends of the two electric push rods are connected with blocking shells, the front face of the protective frame is connected with a collecting box, and the upper surface of the collecting box is connected with a fan. The tool clamping device has the advantages that the two electric push rods are used for driving the blocking shells to be relatively close to each other to clamp a tool, manual clamping is replaced, a relatively closed space can be formed after the tool is clamped through the design of the blocking shells, sparks, metal scraps and dust generated in the polishing process can be effectively prevented from being diffused outwards, and the polishing effect is improved. And after polishing is started, a first motor drives a fan to rotate to generate negative pressure, and dust in a blocking shell is sucked away through a dust suction pipe and collected into a collection box.
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Description

Technical Field

[0001] This utility model relates to the field of metal tool processing, specifically a polishing device for manufacturing metal tools. Background Technology

[0002] Metal tools, as the name suggests, are tools made primarily of metal. Metal, with its excellent strength, hardness, toughness, wear resistance, corrosion resistance, and plasticity (it can be forged, cast, cut, welded, etc.), has become an ideal choice for manufacturing various tools. In summary, metal tools are the crystallization of human wisdom. They greatly extend our capabilities and are indispensable items for promoting social progress and improving the quality of life. Without metal tools, many aspects of our modern society would be unimaginable.

[0003] Patent CN220260582U discloses a polishing device for manufacturing metal tools, comprising a support frame, a first cylinder fixedly connected to the top of the support frame, the output end of the first cylinder passing through the support frame and fixedly connected to a mounting frame, and an adjusting plate movably connected to the bottom of the mounting frame. This invention provides lifting functions for the mounting frame, adjusting plate, rotating rod, and grinding head body through the first cylinder. Simultaneously, a first motor, in conjunction with an extension block, can drive the locking block, rotating rod, and grinding head body located at its bottom to rotate. Combined with the lowering adjustment of the grinding head body by the first cylinder, the grinding head body can polish the spoon at the top of the fixed frame. The adjusting plate, in conjunction with the rotation of a second motor and the height adjustment of the first motor by the second cylinder, achieves the technical effect of "allowing the device to select grinding head bodies of different grit sizes for further polishing of the spoon, thereby eliminating the step of changing grinding head bodies of different grit sizes and improving the polishing efficiency of the device."

[0004] However, during the polishing process, a large amount of debris is generated and flies everywhere, which not only has a great impact on the working environment, but also affects the health of workers if they are accidentally inhaled. To address this problem, we propose a polishing device for metal tool manufacturing. Utility Model Content

[0005] The purpose of this utility model is to provide a polishing device for manufacturing metal tools, so as to solve the problems mentioned in the background art and overcome its technical defects.

[0006] To solve the above-mentioned technical problems, the technical solution adopted by this utility model is: a polishing device for metal tool manufacturing, including a support frame and a protective frame. Two electric push rods are connected to the outer surface of the protective frame. The output ends of the two electric push rods are connected to blocking shells. A collection box is connected to the front of the protective frame. A fan is connected to the upper surface of the collection box. A No. 1 motor is connected to the upper surface of the fan. A suction pipe is connected to the output end of the collection box. The end of the suction pipe away from the collection box is connected to one of the blocking shells behind the protective frame. A baffle is hinged to the front of the collection box.

[0007] As a further improvement of this utility model: a cylinder is connected to the upper surface of the protective frame, and a support shell is connected to the output end of the cylinder.

[0008] As a further improvement of this utility model: a second motor is provided on the inner wall of the support shell, and a grinding disc is installed at the output end of the second motor after passing through the support shell.

[0009] As a further embodiment of this utility model: the upper surface of the support frame is connected to two support plates, and the two support plates are connected to a buffer box on their adjacent sides. A No. 3 motor is connected to the front of one of the support plates, and the output end of the No. 3 motor passes through the support plate and is connected to the buffer plate through a connecting shaft.

[0010] As a further embodiment of this utility model: a fixing plate is connected to the outer surface of the support frame, a No. 4 motor is connected to the upper surface of the fixing plate, a reducer is connected to the output end of the No. 4 motor, two rotating rods are rotatably connected to the inner wall of the support frame, the output end of the reducer passes through the support frame and is fixedly connected to one end of one of the rotating rods, and a conveyor belt is connected to the outer surfaces of the two rotating rods for transmission.

[0011] As a further improvement of this utility model: the inner wall of the support frame is connected to a guide plate, the upper surface of the guide plate is connected to two limiting rods, and the bottom surface of the support frame is connected to a set of lifting legs.

[0012] As a further improvement of this utility model: a transfer box is provided on the right side of the support frame, a set of casters is installed on the bottom of the transfer box, and a push handle is connected to the right side of the transfer box.

[0013] Compared with the prior art, the beneficial effects of this utility model include: using two electric actuators to move the blocking shell closer together to clamp the tool, replacing manual clamping. The design of the blocking shell can form a relatively closed space after the tool is clamped, which can effectively prevent the sparks, metal chips and dust generated during the grinding process from spreading outward, protecting the health of the operator and keeping the working environment clean. After grinding begins, the No. 1 motor drives the fan to rotate and generate negative pressure, which draws the dust inside the blocking shell through the dust suction pipe and collects it into the collection box, avoiding the impact of the working environment. Attached Figure Description

[0014] The disclosure of this utility model is illustrated with reference to the accompanying drawings. It should be understood that the drawings are for illustrative purposes only and are not intended to limit the scope of protection of this utility model. In the drawings, the same reference numerals are used to refer to the same parts. Wherein:

[0015] Figure 1 The schematic diagram shows a frontal view of a polishing apparatus for manufacturing metal tools according to one embodiment of the present invention.

[0016] Figure 2 The schematic diagram shows a right-view structural schematic of a polishing apparatus for manufacturing metal tools according to one embodiment of the present invention;

[0017] Figure 3 The schematic diagram shows a top-view structural diagram of a polishing apparatus for manufacturing metal tools according to one embodiment of the present invention;

[0018] Figure 4 The schematic diagram shows a front cross-sectional view of a polishing apparatus for manufacturing metal tools according to one embodiment of the present invention.

[0019] The following components are labeled in the diagram: 1. Support frame; 2. Lifting leg; 3. Reducer; 4. Support shell; 5. Fixing plate; 6. Motor No. 4; 7. Casters; 8. Push handle; 9. Transfer box; 10. Grinding disc; 11. Protective frame; 12. Baffle; 13. Support plate; 14. Delay box; 15. Motor No. 3; 16. Blocking shell; 17. Collection box; 18. Fan; 19. Motor No. 1; 20. Suction pipe; 21. Cylinder; 22. Motor No. 2; 23. Delay plate; 24. Conveyor belt; 25. Limiting rod; 26. Guide plate; 27. Rotating rod; 28. Electric push rod. Detailed Implementation

[0020] It is readily understood that, based on the technical solution of this utility model, those skilled in the art can propose various interchangeable structural methods and implementations without altering the essential spirit of this utility model. Therefore, the following detailed embodiments and accompanying drawings are merely illustrative descriptions of the technical solution of this utility model and should not be considered as the entirety of this utility model or as limitations or restrictions on the technical solution of this utility model.

[0021] An embodiment of the present invention is shown in conjunction with the accompanying drawings.

[0022] A polishing device for manufacturing metal tools includes a support frame 1 and a protective frame 11. Two electric push rods 28 are connected to the outer surface of the protective frame 11. The output ends of the two electric push rods 28 are each connected to a blocking shell 16. A collection box 17 is connected to the front of the protective frame 11. A fan 18 is connected to the upper surface of the collection box 17. A motor 19 is connected to the upper surface of the fan 18. A suction pipe 20 is connected to the output end of the collection box 17. The end of the suction pipe 20 away from the collection box 17 is connected to one of the blocking shells 16 after passing through the protective frame 11. A baffle 12 is hinged to the front of the collection box 17.

[0023] In this embodiment, a cylinder 21 is connected to the upper surface of the protective frame 11, and a support shell 4 is connected to the output end of the cylinder 21. The use of the cylinder 21 ensures that the support shell 4 can move up and down.

[0024] In this embodiment, a second motor 22 is provided on the inner wall of the support shell 4. The output end of the second motor 22 passes through the support shell 4 and is connected to a grinding disc 10. The second motor 22 directly drives the grinding disc 10, which reduces energy loss during the transmission process and improves transmission efficiency.

[0025] In this embodiment, two support plates 13 are connected to the upper surface of the support frame 1. The two support plates 13 are connected to a buffer box 14 on their side that is close to each other. The main function of the buffer box 14 is to store the metal tools or workpieces to be polished, and it may also play a preliminary buffering role to prevent the workpieces from falling directly and quickly into the polishing area and causing impact or blockage. A No. 3 motor 15 is connected to the front of one of the support plates 13. The output end of the No. 3 motor 15 passes through the support plate 13 and is connected to the buffer plate 23 through the connecting shaft.

[0026] In this embodiment, a fixing plate 5 is connected to the outer surface of the support frame 1, a fourth motor 6 is connected to the upper surface of the fixing plate 5, a reducer 3 is connected to the output end of the fourth motor 6, and two rotating rods 27 are rotatably connected to the inner wall of the support frame 1. The output end of the reducer 3 passes through the support frame 1 and is fixedly connected to one end of one of the rotating rods 27. The outer surfaces of the two rotating rods 27 are connected to a conveyor belt 24 for transmission. The two rotating rods 27 cooperate with the conveyor belt 24 to form a reliable transmission chain, which can smoothly drive the conveyor belt 24 to operate.

[0027] In this embodiment, the inner wall of the support frame 1 is connected to a guide plate 26, and the upper surface of the guide plate 26 is connected to two limiting rods 25. The guide plate 26 and the limiting rods 25 work together to provide a relatively fixed channel for the workpiece. The bottom surface of the support frame 1 is connected to a set of lifting legs 2.

[0028] In this embodiment, a transfer box 9 is provided on the right side of the support frame 1 and installed on the bottom surface of the transfer box 9, so that the entire polishing device can be easily moved on the workshop floor. A set of moving wheels 7 are installed on the bottom surface of the transfer box 9, and a push handle 8 is connected to the right side of the transfer box 9.

[0029] Working principle: The operator first places the metal tool inside the buffer box 14. Then, the rotation of motor 15 and buffer plate 23 slides the tool onto the conveyor belt 24. Motor 6 drives reducer 3 to rotate, which in turn drives rotating rod 27 to rotate, ensuring that the tool is conveyed to the center of the conveyor belt 24. Then, cylinder 21 drives support shell 4 to slide downwards. After the tool comes into contact with the grinding disc 10, two electric push rods 28 drive two blocking shells 16 to move closer together, clamping the tool and grinding disc 10 inside. Motor 22 drives grinding disc 10 to rotate and grind the tool. Then, motor 19 drives fan 18 to rotate, generating negative pressure. Dust inside the blocking shell 16 is collected into collection box 17 through suction pipe 20. After grinding, the tool slides down guide plate 26 into transfer box 9 and is then transferred to the next process by push handle 8 and moving wheels 7.

[0030] The technical scope of this utility model is not limited to the content described above. Those skilled in the art can make various modifications and variations to the above embodiments without departing from the technical concept of this utility model, and all such modifications and variations should fall within the protection scope of this utility model.

Claims

1. A polishing apparatus for manufacturing metal tools, characterized in that, The system includes a support frame (1) and a protective frame (11). Two electric push rods (28) are connected to the outer surface of the protective frame (11). The output ends of the two electric push rods (28) are connected to blocking shells (16). A collection box (17) is connected to the front of the protective frame (11). A fan (18) is connected to the upper surface of the collection box (17). A motor (19) is connected to the upper surface of the fan (18). A suction pipe (20) is connected to the output end of the collection box (17). The end of the suction pipe (20) away from the collection box (17) is connected to one of the blocking shells (16) after passing through the protective frame (11). A baffle (12) is hinged to the front of the collection box (17).

2. The polishing apparatus for manufacturing metal tools according to claim 1, characterized in that, A cylinder (21) is connected to the upper surface of the protective frame (11), and a support shell (4) is connected to the output end of the cylinder (21).

3. The polishing apparatus for manufacturing metal tools according to claim 2, characterized in that, The inner wall of the support shell (4) is provided with a second motor (22), and the output end of the second motor (22) passes through the support shell (4) and is fitted with a grinding disc (10).

4. The polishing apparatus for manufacturing metal tools according to claim 1, characterized in that, The upper surface of the support frame (1) is connected to two support plates (13). The two support plates (13) are connected to a buffer box (14) on one side that is close to each other. A No. 3 motor (15) is connected to the front of one of the support plates (13). The output end of the No. 3 motor (15) passes through the support plate (13) and is connected to the buffer plate (23) through the connecting shaft.

5. A polishing apparatus for manufacturing metal tools according to claim 1, characterized in that, The outer surface of the support frame (1) is connected to a fixing plate (5), the upper surface of the fixing plate (5) is connected to a No. 4 motor (6), the output end of the No. 4 motor (6) is connected to a reducer (3), the inner wall of the support frame (1) is rotatably connected to two rotating rods (27), the output end of the reducer (3) passes through the support frame (1) and is fixedly connected to one end of one of the rotating rods (27), and the outer surfaces of the two rotating rods (27) are connected to a conveyor belt (24) for transmission.

6. A polishing apparatus for manufacturing metal tools according to claim 1, characterized in that, The inner wall of the support frame (1) is connected to a guide plate (26), the upper surface of the guide plate (26) is connected to two limiting rods (25), and the bottom surface of the support frame (1) is connected to a set of lifting legs (2).

7. A polishing apparatus for manufacturing metal tools according to claim 1, characterized in that, The support frame (1) is provided with a transfer box (9) on the right side, and a set of moving wheels (7) is installed on the bottom surface of the transfer box (9). A push handle (8) is connected to the right side of the transfer box (9).