Polishing mechanism for metal product repair

Abstract

The utility model discloses a polishing mechanism for repairing metal products, which comprises a device box and an operation box arranged on the upper side of the device box, and further comprises a positioning assembly arranged in the device box and a movable polishing assembly arranged in the operation box, the positioning assembly comprises a bearing fixedly arranged in the device box, a worm with one end horizontally and fixedly arranged on an inner ring of the bearing, a driving motor fixedly arranged in the device box, a worm gear rotationally arranged in the device box and a gear concentrically and fixedly arranged on the worm gear, and the output end of the driving motor is fixedly connected with the other end of the worm. The worm gear is meshed with the worm, sliding rails are arranged on the top wall and the bottom wall of the device box, and a first connecting rod is horizontally arranged in the sliding rails in a sliding mode. The utility model belongs to the technical field of metal product repairing, and particularly relates to a polishing mechanism for metal product repairing. The polishing mechanism is high in polishing efficiency and facilitates collection and cleaning of dust and chippings.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal product repair, in particular to a polishing mechanism for metal product repair. Background Art

[0002] Polishing refers to a processing method that uses mechanical, chemical or electrochemical effects to reduce the surface roughness of a workpiece to obtain a bright and smooth surface. It is a modification process of the workpiece surface using polishing tools and abrasive particles or other polishing media. During the long-term use of metal products, a large number of scratches are prone to occur on their surface. When damaged, a polishing device is usually used to polish the damaged part to facilitate later repairs.

[0003] In the prior art, most of the grinding and polishing of metal products is done manually with a handheld polishing machine. This polishing method has low polishing efficiency and is unable to collect and clean the debris generated by polishing, which is not conducive to implementation and promotion. Therefore, it is an urgent problem to invent a polishing mechanism for metal product repair that has high polishing efficiency and is convenient for collecting and cleaning dust and debris. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a polishing mechanism for repairing metal products, which solves the problem that the polishing method of the prior art using a manual handheld polishing machine is not efficient, and the debris generated by polishing cannot be collected and cleaned, which is not conducive to implementation and promotion.

[0005] The technical solution adopted by the utility model is as follows: a polishing mechanism for repairing metal products, comprising a device box and an operating box arranged on the upper side of the device box, and also comprising a positioning assembly arranged in the device box and a movable polishing assembly arranged in the operating box, the positioning assembly comprising a bearing fixedly arranged in the device box, a worm with one end horizontally fixedly arranged on the inner ring of the bearing, a driving motor fixedly arranged in the device box, a worm wheel rotatably arranged in the device box, and a gear concentrically fixedly arranged on the worm wheel, the output end of the driving motor is fixedly connected to the other end of the worm, the worm wheel is meshed with the worm, the top wall and the bottom wall of the device box are both provided with slide rails, a connecting rod 1 is horizontally slidably arranged in the slide rail, a rack is fixedly arranged on the connecting rod 1, the rack is meshed with the gear, a connecting rod 2 is horizontally slidably arranged on the side wall of the operating box, one end of the connecting rod 2 is fixedly connected to the connecting rod 1, and the other end of the connecting rod 2 is fixedly provided with a splint.

[0006] As a preferred technical solution of this scheme, the mobile grinding assembly includes a threaded rod horizontally rotatably arranged in a working box, a movable threaded sleeve threaded on the threaded rod, a guide cross bar horizontally fixedly arranged in the working box, a sliding sleeve horizontally slidably arranged on the guide cross bar, a guide sleeve with one end vertically fixed on the mobile threaded sleeve, a guide column with one end vertically slidably arranged in the guide sleeve, a motor mounting box fixedly arranged on the guide column, and a spring sleeved on the outside of the guide column.

[0007] As a preferred technical solution of the present scheme, the movable threaded sleeve is fixedly connected to the sliding sleeve, one end of the spring is fixedly connected to the guide sleeve, the other end of the spring is fixedly connected to the top wall of the motor mounting box, a wire polishing head is rotatably provided on the bottom outer wall of the motor mounting box, a servo motor is fixedly provided in the motor mounting box, and the output end of the servo motor is fixedly connected to the wire polishing head.

[0008] As a preferred technical solution of the present invention, a collection drawer is provided on the inner wall of the bottom of the work box in a pull-out sliding manner, and a glass protective door is provided on the outer wall of the work box.

[0009] As a preferred technical solution of the present invention, a fixing rod is fixedly provided in the working box, and a placing plate is horizontally fixedly provided on the upper side of the fixing rod.

[0010] As a preferred technical solution of the present invention, a knob is rotatably provided on the outer wall of the work box, and the knob is fixedly connected to one end of the threaded rod.

[0011] After adopting the above structure, the utility model has the following beneficial effects: the utility model is a polishing mechanism for repairing metal products,

[0012] 1. Through the arrangement of the bearing, worm, driving motor, worm wheel, gear, rack, connecting rod 1, connecting rod 2 and clamping plate, the clamping plate can be moved inward at the same time, thereby achieving the clamping and fixing effect on the metal crafts, and avoiding displacement of the metal crafts during the grinding and polishing process;

[0013] 2. Through the arrangement of the threaded rod, the guide crossbar, the sliding sleeve, the movable threaded sleeve, the guide sleeve, the guide column, the spring, the motor mounting box, the servo motor and the wire polishing head, the metal crafts can be polished, and the position of the wire polishing head can be adjusted, so that the metal crafts of different sizes can be polished;

[0014] 3. The dust and debris generated during the grinding process can be collected by setting the collection drawer, making it easy to clean. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present solution and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] Figure 1 This is a three-dimensional diagram of the overall structure of a polishing mechanism for repairing metal products in this scheme;

[0017] Figure 2 This is a cross-sectional view of the internal structure of a polishing mechanism for repairing metal products in this scheme.

[0018] In the accompanying drawings: 1. device box, 2. work box, 3. mobile grinding assembly, 4. positioning assembly, 5. drive motor, 6. worm, 7. worm wheel, 8. gear, 9. rack, 10. connecting rod one, 11. connecting rod two, 12. splint, 13. fixing rod, 14. placing plate, 15. knob, 16. threaded rod, 17. guide cross bar, 18. movable threaded sleeve, 19. sliding sleeve, 20. guide sleeve, 21. guide column, 22. spring, 23. servo motor, 24. wire polishing head, 25. collection drawer, 26. glass protection door, 27. motor mounting box, 28. bearing. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0021] like Figure 1-Figure 2As shown, a polishing mechanism for repairing metal products includes a device box 1 and a work box 2 arranged on the upper side of the device box 1, and also includes a positioning component 4 arranged in the device box 1 and a movable polishing component 3 arranged in the work box 2, the positioning component 4 includes a bearing 28 fixedly arranged in the device box 1, a worm 6 with one end horizontally fixedly arranged on the inner ring of the bearing 28, a driving motor 5 fixedly arranged in the device box 1, a worm wheel 7 rotatably arranged in the device box 1, and a gear 8 concentrically fixedly arranged on the worm wheel 7, the output end of the driving motor 5 is fixedly connected to the other end of the worm 6, the worm wheel 7 is meshed with the worm 6, the top wall and the bottom wall of the device box 1 are provided with slide rails, a connecting rod 10 is horizontally slidably arranged in the slide rail, a rack 9 is fixedly arranged on the connecting rod 10, and the rack 9 is meshed with the gear 8, a connecting rod 2 11 is horizontally slidably arranged on the side wall of the work box 2, one end of the connecting rod 2 11 is fixedly connected to the connecting rod 10, and the other end of the connecting rod 2 11 is fixedly provided with a clamping plate 12.

[0022] The mobile grinding assembly 3 includes a threaded rod 16 horizontally rotatably arranged in the working box 2, a movable threaded sleeve 18 threadedly arranged on the threaded rod 16, a guide cross bar 17 horizontally fixedly arranged in the working box 2, a sliding sleeve 19 horizontally slidably arranged on the guide cross bar 17, a guide sleeve 20 with one end vertically fixedly arranged on the movable threaded sleeve 18, a guide column 21 with one end vertically slidably arranged in the guide sleeve 20, a motor mounting box 27 fixedly arranged on the guide column 21, and a spring 22 sleeved on the outside of the guide column 21.

[0023] The movable threaded sleeve 18 is fixedly connected to the sliding sleeve 19, one end of the spring 22 is fixedly connected to the guide sleeve 20, and the other end of the spring 22 is fixedly connected to the top wall of the motor mounting box 27. A wire polishing head 24 is rotatably provided on the bottom outer wall of the motor mounting box 27, and a servo motor 23 is fixedly provided in the motor mounting box 27, and the output end of the servo motor 23 is fixedly connected to the wire polishing head 24.

[0024] A collection drawer 25 is provided on the inner wall at the bottom of the work box 2 in a pull-out sliding manner, and a glass protection door 26 is provided on the outer wall of the work box 2.

[0025] A fixing rod 13 is fixedly provided in the work box 2 , and a placement plate 14 is horizontally fixedly provided on the upper side of the fixing rod 13 .

[0026] A knob 15 is rotatably provided on the outer wall of the work box 2 , and the knob 15 is fixedly connected to one end of a threaded rod 16 .

[0027] When in use, first open the glass protection door 26, then lift the wire polishing head 24 upward, place the metal craft to be polished on the placement plate 14, then release the wire polishing head 24, the spring 22 will drive the motor mounting box 27 and the wire polishing head 24 to move downward, so as to keep the wire polishing head 24 in contact with the outer wall of the metal craft;

[0028] Then, the driving motor 5 is started, the driving motor 5 drives the worm 6 to rotate, the worm 6 drives the worm wheel 7 and the gear 8 to rotate, the gear 8 drives the rack 9 to move inward at the same time, the rack 9 drives the connecting rod 10, the connecting rod 2 11 and the clamping plate 12 to move inward at the same time, and when the clamping plate 12 contacts the outer wall of the metal handicraft, the metal handicraft can be fixed;

[0029] Then, the servo motor 23 is started, and the servo motor 23 drives the wire polishing head 24 to rotate, thereby realizing the polishing effect on the outer wall of the metal craft, and then the knob 15 is turned, and the knob 15 drives the threaded rod 16 to rotate, and the threaded rod 16 drives the movable threaded sleeve 18 to move to one side under the sliding guide of the sliding sleeve 19, thereby realizing the adjustment of the polishing position;

[0030] During the grinding process, dust and waste generated by the grinding will fall into the collection drawer 25, which is convenient for collecting and cleaning the waste.

[0031] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the attached claims and their equivalents. In short, if those skilled in the art are inspired by them and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the scope of protection of the utility model.

Claims

1. A polishing mechanism for repairing metal products, comprising a device box and a work box arranged on the upper side of the device box, characterized in that: The worm gear is fixedly mounted on the inner ring of the bearing, and the ...

2. A polishing mechanism for repairing metal products according to claim 1, characterized in that: The mobile grinding assembly includes a threaded rod horizontally rotatably arranged in a working box, a movable threaded sleeve threadedly arranged on the threaded rod, a guide cross bar horizontally fixedly arranged in the working box, a sliding sleeve horizontally slidably arranged on the guide cross bar, a guide sleeve with one end vertically fixedly arranged on the mobile threaded sleeve, a guide column with one end vertically slidably arranged in the guide sleeve, a motor mounting box fixedly arranged on the guide column, and a spring sleeved on the outside of the guide column.

3. A polishing mechanism for repairing metal products according to claim 2, characterized in that: The movable threaded sleeve is fixedly connected to the sliding sleeve, one end of the spring is fixedly connected to the guide sleeve, and the other end of the spring is fixedly connected to the top wall of the motor mounting box. A wire polishing head is rotatably provided on the bottom outer wall of the motor mounting box. A servo motor is fixedly provided in the motor mounting box, and the output end of the servo motor is fixedly connected to the wire polishing head.

4. A polishing mechanism for repairing metal products according to claim 3, characterized in that: A collection drawer is provided on the inner wall of the bottom of the work box in a pull-out sliding manner, and a glass protection door is provided on the outer wall of the work box.

5. A polishing mechanism for repairing metal products according to claim 4, characterized in that: A fixing rod is fixedly arranged in the working box, and a placing plate is horizontally fixedly arranged on the upper side of the fixing rod.

6. A polishing mechanism for repairing metal products according to claim 5, characterized in that: A knob is rotatably provided on the outer wall of the working box, and the knob is fixedly connected to one end of the threaded rod.

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