Local polishing device for rotating shaft

Abstract

The utility model discloses a rotating shaft local polishing device which comprises a base, a fixing plate is fixed to one end of the base, a supporting plate is arranged at the other end of the base in a sliding mode, clamping structures are arranged on the supporting plate and the fixing plate, and the rotating shaft is fixed to the fixing plate through the clamping structures. A mounting plate is slidably arranged on the base, a through hole is formed in the mounting plate, at least part of the rotating shaft is located in the through hole, a first gear is arranged at an opening of the through hole, a polishing plate is slidably arranged in the first gear, the polishing plate abuts against the rotating shaft, and the rotating shaft is located in the first gear. And a second gear is rotatably arranged on the mounting plate, the second gear is in engaged connection with the first gear, the second gear is rotated to drive the polishing plate to polish the rotating shaft and drive the polishing plate to polish the surface of the rotating shaft, and through the simple structure, the device can conveniently polish different positions.

Description

Technical Field

[0001] The utility model relates to the field of rotating shafts, in particular to a local polishing device for rotating shafts. Background Art

[0002] The processing of the shaft specifically includes the following processing steps: part pattern analysis; determination of the blank; determination of the processing method of the main surface; determination of the positioning reference; division of stages; arrangement of the heat treatment process; processing size and cutting amount, etc. After the shaft is processed by the tool for chip cutting, small burrs are likely to be generated on the side of the shaft or some burrs are adhered. When the shaft is packaged or installed, the burrs are likely to slide on the side of the shaft, which will cause scratches on the side of the shaft, affecting the processing accuracy and processing of the shaft. Patent No. CN 217371882U provides a polishing device for shaft production, comprising a base plate, columns are fixedly arranged at the four corners of the upper end surface of the base plate, a top plate is fixedly arranged on the upper end of the column, a clamping mechanism is arranged inside the base plate and the top plate, and the clamping mechanism comprises a slide groove, a slider, a screw, a mounting frame, and a roller, a slide groove is arranged inside the base plate and the top plate, sliders are movably arranged on both sides of the slide groove, a screw is movably arranged inside the slide groove through a bearing, the slider is movably sleeved on the outer surface of the screw through a thread, a mounting frame is fixedly arranged on the outer surface of the slider, a roller is interactively arranged inside the mounting frame through a rotating shaft, and a grinding sandpaper is sleeved on the outer surface of the roller. However, since the roller of the device is easy to drive the rotating shaft to rotate synchronously during rotation, the rotating shaft and the roller are in a state of roller friction, which makes the polishing device unable to frictionally polish with the outer wall of the rotating shaft. Utility Model Content

[0003] The purpose of the utility model is to provide a local polishing device for a rotating shaft, which solves the problem that the rotating shaft is easily driven to rotate synchronously by a roller during rotation, resulting in a state of roller friction between the rotating shaft and the roller, resulting in the inability of the polishing device to perform friction polishing with the outer wall of the rotating shaft.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a local polishing device for a rotating shaft, which comprises a base, a fixing plate is fixed at one end of the base, and a supporting plate is slidably provided at the other end, and both the supporting plate and the fixing plate are provided with clamping structures, and the clamping structure fixes the rotating shaft to the fixing plate; a mounting plate is slidably provided on the base, and a through hole is provided on the mounting plate, and the rotating shaft is at least partially located in the through hole, and a first gear is provided at the opening of the through hole, and a polishing plate is slidably provided in the first gear, and the polishing plate is in conflict with the rotating shaft, and a second gear is rotatably provided on the mounting plate, and the second gear is meshed and connected with the first gear, and rotating the second gear can drive the polishing plate to grind the rotating shaft.

[0005] Preferably, the clamping structure includes a chassis arranged on the supporting plate and the fixed plate, a rotating rod is rotatably arranged on the chassis, a rotating disk is arranged on the rotating rod, clamps are slidably arranged at both ends of the chassis, an arc groove is arranged on the rotating disk, a limiting column is arranged on each of the clamps, the limiting column is slidably arranged in the arc groove, and rotating the rotating disk can drive the clamps to contact the inner wall of the rotating shaft.

[0006] Preferably, a sliding block is provided on the chassis, and the clamping plate is slidably provided on the sliding block.

[0007] Preferably, a ratchet and a pawl are provided on both the fixing plate and the supporting plate, the ratchet is provided on the rotating rod, and the ratchet is meshed and connected with the pawl to fix the rotating rod.

[0008] Preferably, a cylinder is provided on the base, and a push rod of the cylinder is connected to the support plate.

[0009] Preferably, a lead screw lever is rotatably provided on the fixing plate, a lead screw nut is provided on the lead screw lever, and the lead screw nut is connected to the mounting plate.

[0010] Preferably, a guide rod is provided on the fixing plate, and the mounting plate is slidably disposed on the guide rod.

[0011] The utility model provides a local polishing device for a rotating shaft, wherein the local polishing device for a rotating shaft comprises a base, a fixing plate is fixed at one end of the base, and a supporting plate is slidably provided at the other end, and a clamping structure is provided on the supporting plate and the fixing plate, and the clamping structure fixes the rotating shaft to the fixing plate; a mounting plate is slidably provided on the base, and a through hole is provided on the mounting plate, and the rotating shaft is at least partially located in the through hole, and a first gear is provided at the opening of the through hole, and a polishing plate is slidably provided in the first gear, and the polishing plate is in conflict with the rotating shaft, and a second gear is rotatably provided on the mounting plate, and the second gear is meshed and connected with the first gear, and rotating the second gear can drive the polishing plate to grind the rotating shaft, and when the rotating shaft is polished When one end of the rotating shaft needs to be fixed on the fixed plate through the clamping structure, it needs to pass through the through hole on the mounting plate first, and the rotating shaft is in conflict with the polishing plate (a spring is provided on the polishing plate here, one end of the spring is connected to the inner wall of the first gear, and the other end is connected to the polishing plate). Then, start the cylinder so that the cylinder drives the clamping structure on the supporting plate to conflict with the rotating shaft. Then, fix the rotating shaft on the supporting plate through the clamping structure. Then, rotate the wire lever so that the wire lever drives the mounting plate to reciprocate. During the reciprocating motion of the mounting plate, the second gear on the mounting plate is rotated, so that the second gear drives the first gear to rotate. During the rotation of the first gear, it drives the polishing plate to polish the surface of the rotating shaft. Through the simple structure, the device is convenient for polishing different positions.

[0012] Beneficial effect: the mounting plate is moved by the wire lever, so that the second gear drives the first gear to rotate. During the rotation of the first gear, the polishing plate is driven to polish the surface of the rotating shaft, so that the device is convenient for polishing different positions.

[0013] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0015] Figure 1 This is a structural diagram of the local polishing device for a rotating shaft provided by the utility model from a first perspective;

[0016] Figure 2 This is a structural diagram of the clamping structure of the local polishing device for the rotating shaft provided by the utility model;

[0017] Figure 3 This is a structural diagram from a second viewing angle of the rotating shaft local polishing device provided by the utility model.

[0018] Description of Reference Numerals

[0019] 1. Base; 2. Fixed plate; 3. Support plate; 4. Clamping structure; 41. Chassis; 42. Turntable; 43. Arc groove; 44. Clamping plate; 45. Limiting column; 5. Cylinder; 6. Ratchet; 7. Pawl; 8. Wire lever; 9. Mounting plate; 10. Guide rod; 11. First gear; 12. Second gear; 13. Polishing plate. DETAILED DESCRIPTION

[0020] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0021] like Figure 1-3 As shown: the utility model provides a local polishing device for a rotating shaft, the local polishing device for a rotating shaft comprises a base 1, a fixing plate 2 is fixed at one end of the base 1, and a supporting plate 3 is slidably provided at the other end, the supporting plate 3 and the fixing plate 2 are both provided with a clamping structure 4, and the clamping structure 4 fixes the rotating shaft to the fixing plate 2; a mounting plate 9 is slidably provided on the base 1, the mounting plate 9 is provided with a through hole, the rotating shaft is at least partially located in the through hole, a first gear 11 is provided at the opening of the through hole, a polishing plate 13 is slidably provided in the first gear 11, the polishing plate 13 is in conflict with the rotating shaft, a second gear 12 is rotatably provided on the mounting plate 9, the second gear 12 is meshed and connected with the first gear 11, and rotating the second gear 12 can drive the polishing plate 13 to grind the rotating shaft.

[0022] The working principle of the utility model is as follows: when polishing the rotating shaft, it is necessary to first fix one end of the rotating shaft on the fixed plate through the clamping structure, and then it is necessary to first pass through the through hole on the mounting plate, and the rotating shaft is in conflict with the polishing plate (a spring is provided on the polishing plate here, one end of the spring is connected to the inner wall of the first gear, and the other end is connected to the polishing plate), then, start the cylinder, so that the cylinder drives the clamping structure on the supporting plate to conflict with the rotating shaft, then, the rotating shaft is fixed on the supporting plate through the clamping structure, then, rotate the wire lever so that the wire lever drives the mounting plate to reciprocate, and during the reciprocating motion of the mounting plate, the second gear on the mounting plate is rotated, so that the second gear drives the first gear to rotate, and during the rotation of the first gear, it drives the polishing plate to polish the surface of the rotating shaft, and through a simple structure, the device is convenient for polishing different positions.

[0023] In a preferred embodiment of the utility model, the clamping structure 4 includes a chassis 41 arranged on the support plate 3 and the fixed plate 2, a rotating rod is rotatably arranged on the chassis 41, a rotating disk 42 is arranged on the rotating rod, splints 44 are slidably arranged at both ends of the chassis 41, an arc groove 43 is arranged on the rotating disk 42, and a limiting column 45 is arranged on each of the splints 44, and the limiting column 45 is slidably arranged in the arc groove 43. Rotating the rotating disk 42 can drive the splint 44 to contact the inner wall of the rotating shaft, which is for the convenience of fixing the rotating shaft and polishing the rotating shaft.

[0024] In a preferred embodiment of the present invention, a sliding block is provided on the chassis 41, and the clamping plate 44 is slidably provided on the sliding block, so as to facilitate the positioning of the clamping plate.

[0025] In a preferred embodiment of the utility model, a ratchet 6 and a pawl 7 are provided on the fixed plate 2 and the support plate 3, and the ratchet 6 is provided on the rotating rod. The ratchet 6 and the pawl 7 are meshed and connected to fix the rotating rod. This is to facilitate the fixing of the rotating rod after rotation.

[0026] In a preferred embodiment of the present utility model, a cylinder 5 is provided on the base 1, and a push rod of the cylinder 5 is connected to the support plate 3, so as to facilitate the cylinder to drive the support plate to move.

[0027] In a preferred embodiment of the utility model, a screw lever 8 is rotatably provided on the fixing plate 2, a screw nut is provided on the screw lever 8, and the screw nut is connected to the mounting plate 9, so as to facilitate the screw lever to drive the mounting plate to move.

[0028] In a preferred embodiment of the present invention, a guide rod 10 is provided on the fixing plate 2, and the mounting plate 9 is slidably disposed on the guide rod 10, so as to facilitate the positioning of the mounting plate.

[0029] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, and these simple modifications all belong to the protection scope of the present invention.

[0030] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present utility model will not further describe various possible combinations.

[0031] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A local polishing device for a rotating shaft, characterized in that: The rotating shaft partial polishing device comprises a base (1), a fixing plate (2) is fixed at one end of the base (1), and a supporting plate (3) is slidably arranged at the other end, and a clamping structure (4) is arranged on both the supporting plate (3) and the fixing plate (2), and the clamping structure (4) fixes the rotating shaft on the fixing plate (2); A mounting plate (9) is slidably provided on the base (1), a through hole is provided on the mounting plate (9), the rotating shaft is at least partially located in the through hole, a first gear (11) is provided at the opening of the through hole, a polishing plate (13) is slidably provided in the first gear (11), the polishing plate (13) is in contact with the rotating shaft, a second gear (12) is rotatably provided on the mounting plate (9), the second gear (12) is meshedly connected with the first gear (11), and the rotation of the second gear (12) can drive the polishing plate (13) to grind the rotating shaft.

2. The local polishing device for a rotating shaft according to claim 1, characterized in that: The clamping structure (4) comprises a chassis (41) arranged on the support plate (3) and the fixed plate (2), a rotating rod is rotatably arranged on the chassis (41), a rotating disk (42) is arranged on the rotating rod, clamping plates (44) are slidably arranged at both ends of the chassis (41), an arc groove (43) is arranged on the rotating disk (42), and each clamping plate (44) is provided with a limiting column (45), and the limiting column (45) is slidably arranged in the arc groove (43), and rotating the rotating disk (42) can drive the clamping plate (44) to contact the inner wall of the rotating shaft.

3. The local polishing device for a rotating shaft according to claim 2, characterized in that: The chassis (41) is provided with a sliding block, and the clamping plate (44) is slidably arranged on the sliding block.

4. The local polishing device for a rotating shaft according to claim 3, characterized in that: The fixing plate (2) and the supporting plate (3) are both provided with a ratchet (6) and a ratchet pawl (7); the ratchet (6) is provided on the rotating rod; the ratchet (6) and the ratchet pawl (7) are meshed and connected to fix the rotating rod.

5. The local polishing device for a rotating shaft according to claim 4, characterized in that: A cylinder (5) is provided on the base (1), and a push rod of the cylinder (5) is connected to the support plate (3).

6. The local polishing device for a rotating shaft according to claim 1, characterized in that: A lead screw lever (8) is rotatably arranged on the fixing plate (2), a lead screw nut is arranged on the lead screw lever (8), and the lead screw nut is connected to the mounting plate (9).

7. The local polishing device for a rotating shaft according to claim 6, characterized in that: A guide rod (10) is arranged on the fixing plate (2), and the mounting plate (9) is slidably arranged on the guide rod (10).

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