Roundness shaping tool for slewing bearing machining

Abstract

The utility model discloses a roundness shaping tool for slewing bearing machining, and belongs to the technical field of slewing bearing machining. A roundness shaping tool for slewing bearing machining comprises a rotary table, the upper end of the rotary table is movably connected with a working platform, the working platform rotates on the rotary table to change the position of a slewing bearing, a clamping plate for clamping the slewing bearing is arranged on the working platform, supporting plates are symmetrically arranged on the two sides of the rotary table, and shaping plates are movably connected to the supporting plates. According to the roundness shaping tool for machining the slewing bearing, high-precision shaping of the inner ring and the outer ring of the slewing bearing can be achieved, the product quality is remarkably improved, and the problems of vibration and noise caused by insufficient roundness are solved; due to the adjustable clamping system and the height adjusting function of the shaping plate, the tool can adapt to slewing bearings of different specifications and models, wide applicability is achieved, the equipment investment cost of enterprises is reduced, the automation degree is high, and operation is easy.

Description

TECHNICAL FIELD

[0001] The utility model relates to slewing bearing processing technical field more specifically, relate to a kind of roundness shaping frock for slewing bearing processing. BACKGROUND

[0002] In the manufacturing process of slewing bearing, it is crucial to ensure the high roundness of inner and outer rings for its rotation performance. Traditional processing methods may not achieve the required precision, resulting in problems such as vibration and noise in product use. Therefore, it is necessary to develop a shaping frock that can effectively improve the roundness precision of slewing bearing. SUMMARY

[0003] The utility model aims at overcoming the deficiencies in the prior art, and provides a roundness shaping frock for slewing bearing processing to solve the above problems.

[0004] To achieve the above-mentioned purpose, the utility model provides the technical scheme as follows:

[0005] The utility model relates to a kind of roundness shaping frock for slewing bearing processing, including rotary table, the movable joint of work platform is established in the rotary table upper end, work platform rotates on rotary table, changes the position of slewing bearing, and the clamping plate that clamps slewing bearing is provided on work platform, and the both sides of rotary table are symmetrically provided with support plate, and the movable joint of shaping plate is established in support plate, and shaping plate can be vertically moved position on support plate, changes the height of shaping plate, and it is convenient to install and dismount slewing bearing, and the shaping hydraulic cylinder that is shaped to the inner and outer rings of slewing bearing is provided on shaping plate.

[0006] Preferably, the upper surface of the rotary table is provided with an annular sliding groove, and the lower surface of the work platform is provided with an annular sliding rail matched with the annular sliding groove. The annular sliding rail and the annular sliding groove work together to improve the lubricity of the work platform during rotation. A rotary motor is arranged inside the work platform, and the rotary motor controls the rotation of the work platform.

[0007] Preferably, the inside of the work platform is a hollow structure, the upper surface of the work platform is provided with a clamping motor, the output end of the clamping motor extends into the inside of the work platform, and the output end of the clamping motor is fixedly connected with a first bevel gear, the top of the inside of the work platform is connected with a first lead screw through a bearing seat, one end of the first lead screw is provided with a second bevel gear, the second bevel gear is engaged with the first bevel gear, the first bevel gear is driven to rotate by the clamping motor, which drives the second bevel gear to rotate, and controls the rotation of the first lead screw.

[0008] Preferably, the first lead screw is engaged with a clamping plate, the upper end of the clamping plate penetrates through the work platform, and a guide sliding groove matched with the clamping plate is formed on the work platform. The annularly distributed clamping plates can adjust the clamping diameter to meet the shaping of slewing bearings of different sizes.

[0009] Preferably, the upper end of the clamping plate is provided with an I-shaped clamping plate, the I-shaped clamping plate is provided with two clamping openings, the end of the clamping opening is provided with an outwardly inclined slope, the clamping height of the end of the I-shaped clamping plate can be increased through the slope, the installation of the slewing bearing is facilitated, one clamping opening faces the center of the working platform, the outer ring of the slewing bearing can be fixed, the outer ring of the slewing bearing is shaped, when the inner ring of the slewing bearing needs to be fixed, the clamping opening facing the edge of the working platform is used.

[0010] Preferably, the upper end of the support plate is provided with a screw groove and a guide groove, the end of the shaping plate is provided with a threaded sleeve and a guide block, the threaded sleeve is engaged with the threaded rod in the screw groove, the guide block is movably connected with the guide groove, one end of the threaded rod is provided with a lifting motor, the lifting motor controls the rotation of the threaded rod, and drives the shaping plate to move up and down.

[0011] Preferably, the upper surface of the shaping plate is movably connected with a second lead screw through a bearing seat, one end of the second lead screw is connected with a lead screw motor, the screw directions of the two ends of the second lead screw are opposite, the two ends of the second lead screw are engaged with symmetrically arranged moving supports, the lead screw motor controls the rotation of the second lead screw, drives the moving supports to move towards or reversely at the same time, and the distance between the moving supports is adjusted to meet slewing bearings of different sizes.

[0012] Preferably, the shaping plate is provided with a sliding groove matched with the moving support, the lower end of the moving support is provided with a limiting plate, the two ends of the limiting plate are fixedly connected with positioning plates, the lower surface of the limiting plate is provided with a rotating column, the lower end of the rotating column is movably connected with a shaping hydraulic cylinder, the shaping hydraulic cylinder can rotate around the rotating column, one end of the shaping hydraulic cylinder is provided with a latch plate, and the latch plate and the positioning plate are fixed through positioning latches, so that the shaping hydraulic cylinder cannot rotate.

[0013] Compared with the prior art, the technical scheme has the following beneficial effects:

[0014] The rotary bearing machining roundness shaping tool can realize high-precision shaping of the inner and outer rings of the rotary bearing, significantly improve the quality of products, reduce vibration and noise problems caused by insufficient roundness, and has adjustable clamping systems and height adjustment functions of the shaping plate, so that the tool can adapt to rotary bearings of different specifications and models, has wide applicability, reduces equipment investment costs of enterprises, has high automation degree and simple operation, workers only need to place the rotary bearing on the working platform, start the equipment, and the shaping process can be completed, production efficiency is greatly improved, manual intervention is reduced, flexible contact materials and accurate pressure control are adopted, damage to the surface of the rotary bearing in the shaping process is avoided, and the service life of the part is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model discloses a roundness shaping frock for slewing bearing processing whole structure diagram;

[0016] Figure 2 The utility model discloses a roundness shaping frock for slewing bearing processing exploded view;

[0017] Figure 3 The utility model discloses a working platform internal structure diagram;

[0018] Figure 4 The utility model discloses a mobile support and shaping hydraulic cylinder exploded view.

[0019] In the figure: 1, rotary table;11, support plate;111, screw groove;112, guide groove;12, annular slide groove;13, threaded rod;14, lifting motor;2, working platform;21, annular slide rail;22, clamping motor;221, first bevel gear;23, first screw;231, second bevel gear;24, clamping plate;241, I-shaped clamping plate;2411, inclined surface;25, guide slide groove;3, shaping plate;31, threaded sleeve;32, guide block;33, second screw;34, mobile support;341, limiting plate;342, positioning plate;343, rotating column;35, shaping hydraulic cylinder;351, bolt plate;36, positioning bolt. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the person skilled in the art without creative work fall within the protection scope of the utility model.

[0021] In order to further understand the content of the utility model, the utility model will be described in detail with reference to the drawings.

[0022] In combination with Figures 1-4 The utility model discloses a roundness shaping frock for slewing bearing processing, including rotary table 1, the movable joint of rotary table 1 upper end has working platform 2, and working platform 2 rotates on rotary table 1, changes the position of slewing bearing, and the both sides of rotary table 1 are provided with support plate 11 symmetrically, and the movable joint of shaping plate 3 can be changed height, and the height of shaping plate 3 is changed, and the slewing bearing is conveniently installed and disassembled.

[0023] The upper surface of the rotating table 1 is provided with an annular sliding groove 12, and the lower surface of the working platform 2 is provided with an annular sliding rail 21 matched with the annular sliding groove 12. The annular sliding rail 21 and the annular sliding groove 12 work together to improve the lubricity of the working platform 2 during rotation. The working platform 2 is internally provided with a rotating motor which controls the rotation of the working platform 2.

[0024] The working platform 2 is mainly used for clamping and fixing the slewing bearing. The working platform 2 is of a hollow structure. The upper surface of the working platform 2 is provided with a clamping motor 22. The output end of the clamping motor 22 extends into the working platform 2 and is fixedly connected with a first bevel gear 221. The top of the working platform 2 is connected with a first lead screw 23 through a bearing seat. One end of the first lead screw 23 is provided with a second bevel gear 231 which is engaged with the first bevel gear 221. The first bevel gear 221 is driven to rotate by the clamping motor 22, thereby driving the second bevel gear 231 to rotate and controlling the rotation of the first lead screw 23. The first lead screw 23 is engaged with a clamping plate 24. The upper end of the clamping plate 24 penetrates through the working platform 2 and is placed above the working platform 2. The working platform 2 is provided with a guide sliding groove 25 matched with the clamping plate 24. The guide sliding groove 25 is in the same direction as the first lead screw 23. When the first lead screw 23 rotates, the clamping plate 24 moves along the guide sliding groove 25 under the limitation of the guide sliding groove 25. The annularly distributed clamping plates 24 can adjust the clamping diameter to meet the sizing of slewing bearings of different sizes.

[0025] The upper end of the clamping plate 24 is provided with an I-shaped clamping plate 241 which is provided with two clamping openings. The end of the clamping opening is provided with an outwardly inclined slope 2411 which can increase the clamping height of the end of the I-shaped clamping plate 241 to facilitate the installation of the slewing bearing. One clamping opening is directed to the center of the working platform 2 to fix the outer ring of the slewing bearing for sizing the outer ring of the slewing bearing. When the inner ring of the slewing bearing needs to be fixed, the clamping opening directed to the edge of the working platform 2 is used.

[0026] The upper end of the support plate 11 is provided with a screw groove 111 and a guide groove 112. The end of the sizing plate 3 is provided with a threaded sleeve 31 and a guide block 32. The threaded sleeve 31 is engaged with the threaded rod 13 in the screw groove 111, and the guide block 32 is movably connected with the guide groove 112. One end of the threaded rod 13 is provided with a lifting motor 14 which controls the rotation of the threaded rod 13 to drive the sizing plate 3 to move up and down.

[0027] The upper surface of the shaping plate 3 is movably connected with a second lead screw 33 through a bearing seat, one end of the second lead screw 33 is connected with a lead screw motor, the thread directions of the two ends of the second lead screw 33 are opposite, the two ends of the second lead screw 33 are engaged with symmetrically arranged moving supports 34, the lead screw motor controls the rotation of the second lead screw 33, drives the moving supports 34 to move towards or in the opposite direction at the same time, and the distance between them is adjusted to meet different sizes of slewing bearings.

[0028] The moving supports 34 penetrate the shaping plate 3, the shaping plate 3 is provided with a sliding groove matched with the moving supports 34, which is used for limiting the movement path of the moving supports 34, the lower end of the moving supports 34 is provided with a limiting plate 341, both ends of the limiting plate 341 are fixedly connected with positioning plates 342, the lower surface of the limiting plate 341 is provided with a rotating column 343, the lower end of the rotating column 343 is movably connected with a shaping hydraulic cylinder 35, the shaping hydraulic cylinder 35 can rotate around the rotating column 343, one end of the shaping hydraulic cylinder 35 is provided with a latch plate 351, the latch plate 351 and the positioning plates 342 are fixed through positioning latches 36, so that the shaping hydraulic cylinder 35 cannot rotate, when the outer ring of the slewing bearing needs to be shaped, the output end of the shaping hydraulic cylinder 35 is adjusted to the end towards the center of the working platform 2, the shaping hydraulic cylinder 35 exerts pressure towards the center of the slewing bearing, when the inner ring of the slewing bearing needs to be shaped, the output end of the shaping hydraulic cylinder 35 is adjusted to the end away from the center of the working platform 2, the shaping hydraulic cylinder 35 exerts pressure outward from the center of the slewing bearing, the output end of the shaping hydraulic cylinder 35 is provided with a flexible contact point, so as to avoid damaging the surface of the slewing bearing.

[0029] Working process: the rotary bearing to be shaped is placed on the working platform 2, the position of the I-shaped clamping plate 241 is selected according to the position of shaping, when the rotary bearing inner ring needs to be shaped, the rotary bearing is placed on the outer ring of the I-shaped clamping plate 241, when the rotary bearing outer ring needs to be shaped, the rotary bearing is placed on the inner ring of the I-shaped clamping plate 241, the first bevel gear 221 is driven to rotate by the clamping motor 22, the second bevel gear 231 is driven to rotate, and then the first lead screw 23 is controlled to rotate, the clamping diameter is adjusted to adapt to rotary bearings of different sizes, the lifting motor 14 on the supporting plate 11 controls the threaded rod 13 to rotate, drives the shaping plate 3 to move up and down, and thus the height of the shaping plate 3 is adjusted, the working direction of the shaping hydraulic cylinder 35 is adjusted according to the position of shaping, when the outer ring needs to be shaped, the output end of the shaping hydraulic cylinder 35 is adjusted to the end towards the center of the working platform 2, radial pressure is applied, when the inner ring needs to be shaped, the output end of the shaping hydraulic cylinder 35 is adjusted to the end away from the center of the working platform 2, outward radial pressure is applied, and the angle of the shaping hydraulic cylinder 35 is locked by the positioning pin 36 to prevent rotation, the shaping hydraulic cylinder 35 can accurately apply the required force through the preset program of the control system, and the roundness of the rotary bearing is corrected, the rotary motor in the working platform 2 controls the working platform 2 to rotate around the annular sliding groove 12 on the turntable 1, so that the rotary bearing constantly changes position during shaping, ensuring that the entire circumference can be uniformly stressed to achieve the best shaping effect.

[0030] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0031] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application.

Claims

1. A roundness shaping tool for processing a slewing bearing, comprising a rotary table (1), characterized in that: The upper end of the rotating platform (1) is movably connected with a working platform (2), the working platform (2) is provided with a clamping plate (24) for clamping the slewing bearing, the two sides of the rotating platform (1) are symmetrically provided with support plates (11), the support plates (11) are movably connected with shaping plates (3), and the shaping plates (3) are provided with shaping hydraulic cylinders (35) for shaping the inner and outer rings of the slewing bearing.

2. The roundness shaping tool for a slew bearing machining according to claim 1, characterized in that: The upper surface of the rotating platform (1) is provided with an annular sliding groove (12), the lower surface of the working platform (2) is provided with an annular sliding rail (21) matched with the annular sliding groove (12), and the inside of the working platform (2) is provided with a rotating motor.

3. The roundness shaping tool for a slew bearing machining according to claim 1, characterized in that: The inside of the working platform (2) is a hollow structure, the upper surface of the working platform (2) is provided with a clamping motor (22), the output end of the clamping motor (22) extends into the inside of the working platform (2), and the output end of the clamping motor (22) is fixedly connected with a first bevel gear (221), the top of the inside of the working platform (2) is connected with a first lead screw (23) through a bearing seat, one end of the first lead screw (23) is provided with a second bevel gear (231), and the second bevel gear (231) is engaged with the first bevel gear (221).

4. The roundness shaping tool for a slew bearing machining according to claim 3, characterized in that: The first lead screw (23) is engaged with a clamping plate (24), the upper end of the clamping plate (24) penetrates through the working platform (2), and the working platform (2) is provided with a guide sliding groove (25) matched with the clamping plate (24).

5. The roundness shaping tool for a slew bearing machining according to claim 4, characterized in that: The upper end of the clamping plate (24) is provided with an I-shaped clamping plate (241), the I-shaped clamping plate (241) is provided with two clamping openings, and the end of the clamping opening is provided with an outwardly inclined inclined surface (2411).

6. The roundness dressing tool for a slew bearing according to claim 1, characterized in that: The upper end of the support plate (11) is provided with a screw groove (111) and a guide groove (112), the end of the shaping plate (3) is provided with a threaded sleeve (31) and a guide block (32), the threaded sleeve (31) is engaged with a threaded rod (13) in the screw groove (111), the guide block (32) is movably connected with the guide groove (112), and one end of the threaded rod (13) is provided with a lifting motor (14).

7. The roundness shaping tool for rotary bearing machining according to claim 1, characterized in that: The upper surface of the shaping plate (3) is movably connected with a second lead screw (33) through a bearing seat, one end of the second lead screw (33) is connected with a lead screw motor, the screw threads at the two ends of the second lead screw (33) are opposite, and the two ends of the second lead screw (33) are engaged with symmetrically arranged moving supports (34).

8. The roundness shaping tool for a slew bearing machining according to claim 7, characterized in that: The shaping plate (3) is provided with a sliding groove matched with the moving support (34), the lower end of the moving support (34) is provided with a limiting plate (341), the two ends of the limiting plate (341) are fixedly connected with positioning plates (342), the lower surface of the limiting plate (341) is provided with a rotating column (343), the lower end of the rotating column (343) is movably connected with the shaping hydraulic cylinder (35), one end of the shaping hydraulic cylinder (35) is provided with a latch plate (351), and the latch plate (351) and the positioning plate (342) are fixed through a positioning latch (36).

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