Grinding device for bearing inner ring

Abstract

The utility model discloses a polishing device for a bearing inner ring, which relates to the field of bearing inner ring polishing and comprises a polishing rack, a supporting table for placing the bearing inner ring is mounted on the polishing rack, a limiting hoop for limiting the bearing inner ring is mounted on the supporting table, a polishing and polishing wheel is arranged above the limiting hoop, and the polishing and polishing wheel is arranged on the supporting table. The polishing and grinding wheel is detachably mounted and connected to a connecting shaft, the other end of the connecting shaft rotatably penetrates through a sliding block through a bearing, the end of the connecting shaft is connected with a hydraulic telescopic rod, the other end of the hydraulic telescopic rod is used for being mounted and connected with a driving mechanism, and the driving mechanism is connected with a grinding rack through a movable mechanism. The grinding device is simple in structure and convenient to operate and control, and is used for polishing and grinding the bearing inner ring, so that time and manpower are saved; and moreover, a traditional polishing and grinding mode can be replaced by the grinding device, different positions of the bearing inner ring are adjusted to be comprehensively polished and ground, and the efficiency and quality of the bearing inner ring are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of bearing inner ring polishing, specifically to a bearing inner ring polishing device. BACKGROUND

[0002] The existing bearing is generally assembled by inner ring, outer ring and ball, and the inner ring and outer ring of the bearing are different because of different uses and the size of the produced bearing, so the inner ring and outer ring of the bearing are also different. After the inner ring of the bearing is formed, the surface of the inner ring still has many burrs and the like, in order to process the formed bearing quality, the burrs and the like of the bearing inner ring need to be removed, and many processing plants still use the manual grinding wheel to polish and remove, and this traditional polishing and burr removing method not only wastes manpower and time, but also is low in efficiency. SUMMARY

[0003] The utility model aims to realize the following technical scheme:

[0004] A bearing inner ring polishing device, comprising a polishing frame, a support table for placing the bearing inner ring is installed on the polishing frame, a limiting hoop for limiting the bearing inner ring is installed on the support table, a polishing wheel is arranged above the limiting hoop, the polishing wheel is detachably installed and connected on a connecting shaft, the other end of the connecting shaft is rotatably penetrated through a sliding block by a bearing and the end is connected with a hydraulic telescopic rod, the other end of the hydraulic telescopic rod is used for being connected with a driving mechanism, and the driving mechanism is connected with the polishing frame through a movable mechanism.

[0005] Preferably, the driving mechanism comprises a driving wheel, a connecting wheel and a servo motor.

[0006] The other end of the hydraulic telescopic rod away from the sliding block is rotatably penetrated through a connecting plate by a bearing, and the end is connected with the connecting wheel.

[0007] The driving wheel and the connecting wheel are drivingly connected through a conveying belt, the driving wheel is installed and connected on the output end of the servo motor, the servo motor is fixedly connected on the connecting plate through a support, and the connecting plate is connected with the movable mechanism.

[0008] Preferably, the movable mechanism comprises a first movable lead screw, the top end of the first movable lead screw is rotatably penetrated through the connecting plate by a bearing and the end is connected with a first connecting pulley, the first connecting pulley is drivingly connected with a first transmission pulley through a belt, the first transmission pulley is connected on a first rotating shaft, the other end of the first rotating shaft away from the first transmission pulley is rotatably penetrated through the connecting plate by a bearing and is connected with the output end of a first driving motor, and the first driving motor is installed and connected on a vertically arranged fixed plate.

[0009] The first movable screw rod is vertically and parallel arranged with the fixed plate, one end of the first movable screw rod away from the first connecting belt pulley is movably arranged through the first movable seat and is rotatably connected to the first fixed seat through a bearing, and the first movable seat is slidingly and limitingly arranged with the fixed plate;

[0010] The first movable seat is connected with the vertical connecting plate through the connecting block, and the vertical connecting plate is slidingly connected with the sliding block.

[0011] Preferably, the two sides of the first movable seat are respectively connected with the first sliding guide which can slide along the fixed plate with the first movable seat, and the first sliding guide is slidingly and limitingly connected with the fixed plate through the connecting steel sheet.

[0012] Preferably, one end of the fixed plate away from the first movable seat is connected with the second sliding structure for driving the fixed plate to slide horizontally;

[0013] The second sliding structure comprises a second movable screw rod, one end of the second movable screw rod is movably arranged through the second connecting seat a and is rotatably connected with the second connecting belt pulley, the second connecting belt pulley is drivingly connected with the second transmission belt pulley through a belt, the second transmission belt pulley is mounted on the output shaft of the second driving motor, the second driving motor is mounted on the positioning plate, the bottom end of the positioning plate is connected with the base, and the base is connected with the grinding frame.

[0014] The second connecting seat a is connected with the positioning plate.

[0015] One end of the second movable screw rod away from the second connecting belt pulley is movably arranged through the second movable seat and is rotatably connected with the second connecting seat b, one side end of the second movable seat is connected with the fixed plate through the fixed connecting steel plate, and the other end of the second movable seat is slidingly and limitingly arranged with the positioning plate.

[0016] Preferably, the two sides of the second movable seat are respectively connected with the second sliding guide which can slide along the positioning plate with the second movable seat, and the second sliding guide is slidingly and limitingly connected with the positioning plate through the connecting steel sheet.

[0017] The utility model discloses a beneficial effect is: the utility model discloses a purpose lies in providing a kind of bearing inner ring's polishing device, the polishing device is used to polish the bearing inner ring (also including bearing outer ring) of processing production, the polishing device is positioned hoop, for the bearing inner ring needing polishing is positioned fixed, then through the hydraulic lifting rod of this lifting structure, adjust the position of polishing wheel, control this drive mechanism and drive the polishing wheel to rotate and polish the bearing outer ring positioned on the positioned hoop;And, the polishing device is additionally provided with the control structure for being able to realize "horizontal, vertical" adjustment polishing wheel position, it is convenient for polishing wheel to carry out overall polishing to bearing inner ring, improve the efficiency of polishing and polishing;Through the polishing device of this design, not only simple structure, operation control is convenient, is used to polish the bearing inner ring, to save time and manpower;And, through the polishing device can replace traditional polishing and polishing mode, adjust the "comprehensive" polishing and polishing of different positions to bearing inner ring, improve its efficiency and quality. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 It is whole connection effect schematic diagram of the utility model a kind of bearing inner ring's polishing device;

[0019] Fig. 2 It is side view connection structure schematic diagram of the utility model a kind of bearing inner ring's polishing device;

[0020] Fig. 3 It is isometric connection structure schematic diagram of the utility model a kind of bearing inner ring's polishing device;

[0021] In the drawing, 1-polishing machine frame, 2-supporting table, 3-positioning hoop, 4-polishing wheel, 5-servo motor, 6-fixed plate, 41-sliding block, 42-hydraulic telescopic rod, 51-driving wheel, 52-connecting wheel, 53-connecting plate, 61-first movable screw rod, 62-first movable seat, 63-second movable screw rod, 64-second movable seat, 611-first connecting belt pulley, 612-first transmission belt pulley, 613-first drive motor, 631-second connecting belt pulley, 632-second transmission belt pulley, 633-second drive motor. DETAILED DESCRIPTION

[0022] In order to make the purpose of the utility model, technical scheme and advantage more clearly, the following is combined with drawing and example, and the utility model is further explained in detail.

[0023] Example 1

[0024] As Figs. 1 to 3As shown, a bearing inner ring polishing device is used for polishing the bearing inner ring produced by machining, and the bearing outer ring can also be polished. The bearing inner ring polishing is described in detail below. In the embodiment, the polishing device comprises a polishing frame 1, a support table 2 for placing the bearing inner ring is installed on the polishing frame 1, a limiting hoop 3 for limiting the bearing inner ring is installed on the support table 2, a polishing wheel 4 is arranged above the limiting hoop 3, the polishing wheel 4 is detachably installed and connected on a connecting shaft, the other end of the connecting shaft is rotatably penetrated through a sliding block 41 and the end is connected with a hydraulic telescopic rod 42, the other end of the hydraulic telescopic rod 42 is used for being connected with a driving mechanism, and the driving mechanism is connected with the polishing frame 1 through a movable mechanism. The support table 2 of the polishing device is provided with the limiting hoop 3 for clamping and limiting the bearing inner ring, the bearing outer ring to be polished is clamped and limited on the limiting hoop 3, then the position of the polishing wheel 4 is adjusted through the hydraulic telescopic rod 42, the driving mechanism is controlled to drive the polishing wheel 4 to rotate, and the bearing inner ring limited on the limiting hoop 3 is polished.

[0025] Embodiment 2

[0026] In the embodiment, the driving mechanism of the polishing device comprises a driving wheel 51, a connecting wheel 52 and a servo motor 5. The end of the hydraulic telescopic rod 42 away from the sliding block 41 is rotatably penetrated through a connecting plate and the end is connected with the connecting wheel 52. The driving wheel 51 is drivingly connected with the connecting wheel 52 through a transmission belt, the driving wheel 51 is installed and connected on the output end of the servo motor 5, the servo motor 5 is fixedly connected on a connecting plate 53 through a support, and the connecting plate 53 is connected with the movable mechanism. When the bearing inner ring limited below the polishing wheel 4 and on the limiting hoop 3 needs to be polished, the hydraulic telescopic rod 42 can be controlled to move downward at first, the sliding block 41 is driven to move downward, and then the polishing wheel 4 connected with the connecting shaft is driven to the appropriate position. It is explained that the polishing wheel 4 is designed according to requirements, can be “shaped matched” with the bearing inner ring to be polished, and can polish the bearing inner ring. The implementation of the polishing wheel 4 and the limiting hoop 3 for limiting the bearing inner ring is the prior art, which is not described in detail in the embodiment. Then the servo motor 5 is controlled to start, the servo motor 5 drives the driving wheel 51 to rotate, the driving wheel 51 drives the connecting wheel 52 adjacent to the driving wheel 51 to rotate through the belt, the connecting wheel 52 drives the hydraulic telescopic rod 42 connected with the connecting wheel 52 to rotate, the hydraulic telescopic rod 42 rotates around the sliding block 41, the polishing wheel 4 connected with the end of the hydraulic telescopic rod 42 through the connecting shaft is driven to rotate, and the inner and outer surfaces of the side end of the bearing inner ring are polished through the polishing wheel 4.

[0027] Embodiment 3

[0028] The polishing device is also provided with a movable mechanism capable of adjusting and controlling the position of the polishing grinding wheel 4, thereby facilitating the overall polishing of the bearing inner ring and improving the efficiency and quality. In the embodiment, the movable mechanism of the polishing device includes a first movable lead screw 61, the top end of the first movable lead screw 61 is rotatably connected to the connecting plate 53 through a bearing and is connected with a first connecting pulley 611 at the end, the first connecting pulley 611 is connected with a first transmission pulley 612 through a belt drive, the first transmission pulley 612 is connected to a first rotating shaft, the end of the first rotating shaft away from the first transmission pulley 612 is rotatably connected to the connecting plate 53 through a bearing and is connected with the output end of a first driving motor 613, the first driving motor 613 is vertically mounted on the fixed plate 6. At the same time, the first movable lead screw 61 is vertically and parallelly arranged with the fixed plate 6, the end of the first movable lead screw 61 away from the first connecting pulley 611 is movably connected to the first movable seat 62 and is connected to the first fixed seat through a bearing at the end, the first movable seat 62 is slidingly and limitingly arranged with the fixed plate 6; the first movable seat 62 is connected with a vertical connecting plate through a connecting block, and the vertical connecting plate is slidingly connected with the sliding block 41. In addition, the two sides of the first movable seat 62 are respectively connected with first sliding rails 63 which are arranged to slide along the fixed plate 6 with the first movable seat 62, and the first sliding rails 63 are slidingly and limitingly connected with the fixed plate 6 through connecting steel sheets. By controlling the first driving motor 613, the first transmission pulley 612 can be driven to rotate, the first transmission pulley 612 drives the first connecting pulley 611 connected through a belt to rotate, and the first connecting pulley 611 drives the first movable lead screw 61 to rotate, thereby driving the first movable seat 62 movably arranged on the first movable lead screw 61, so as to realize the sliding of the first movable seat 62 along the fixed plate 6, the first movable seat 62 is driven to move up and down by the connecting block, and the vertical connecting plate is driven to move up and down by the connecting block, since the vertical connecting plate is slidingly connected with the sliding block 41, in order to adjust the height position of the polishing grinding wheel 4, the hydraulic telescopic rod 42 needs to be controlled to cooperate with the sliding block 41 to move up and down, so as to finally realize the adjustment of the height position.

[0029] Embodiment 4

[0030] In the embodiment, the fixed plate 6 is connected with a second sliding structure for driving the fixed plate to slide horizontally away from the end face of the first movable seat 62. The second sliding structure comprises a second movable lead screw 63, one end of the second movable lead screw 63 is rotatably connected with a second connecting pulley 631 through a bearing and penetrates through a second connecting seat a, the second connecting pulley 631 is connected with a second transmission pulley 632 through a belt, the second transmission pulley 632 is installed on the output shaft of a second driving motor 633, the second driving motor 633 is installed on a positioning plate, the bottom end of the positioning plate is connected with a base 7, the base 7 is connected with the polishing machine frame 1; the second connecting seat a is connected with the positioning plate; the other end of the second movable lead screw 63 is movably connected with a second connecting seat b through a bearing and penetrates through a second movable seat 64, one side end of the second movable seat is connected with the fixed plate 6 through a fixed connection steel plate, the other end of the second movable seat 64 is slidingly and limitingly arranged on the positioning plate. The two sides of the second movable seat 64 are respectively connected with second sliding rails which can slide along the positioning plate with the second movable seat 64, the second sliding rails are slidingly and limitingly connected with the positioning plate through a connecting steel sheet. By controlling the second driving motor 631, the second transmission pulley 632 can be driven to rotate, the second connecting pulley 631 connected with the second transmission pulley 632 through a belt is driven to rotate, the second movable lead screw 63 is driven to rotate, thereby driving the second movable seat 64 penetrating through the second movable lead screw 63 to move, so as to realize the horizontal sliding of the second movable seat 64 along the positioning plate, the fixed plate 6 connected with the second movable seat 64 is driven to move horizontally under the sliding guiding of the two second sliding rails, and finally the horizontal position of the polishing and grinding wheel 4 is adjusted, so as to facilitate the polishing and grinding of the bearing inner ring. The polishing device has the advantages of simple structure, convenient operation and control, and can be used for polishing and grinding the bearing inner ring, thereby saving time and labor; and the polishing device can replace the traditional polishing and grinding method to adjust the different positions of the bearing inner ring for comprehensive polishing and grinding, thereby improving the efficiency and quality.

Claims

1. A grinding device for a bearing inner ring, comprising a grinding frame, characterized in that, The polishing machine frame is provided with a support table for placing the bearing inner ring, a limiting hoop for limiting the bearing inner ring is arranged on the support table, a polishing grinding wheel is arranged above the limiting hoop, the polishing grinding wheel is detachably connected to a connecting shaft, the other end of the connecting shaft is rotatably arranged through a sliding block and connected to a hydraulic telescopic rod, the other end of the hydraulic telescopic rod is connected to a driving mechanism, and the driving mechanism is connected to the polishing machine frame through a movable mechanism.

2. The bearing inner race polishing apparatus of claim 1, wherein, The driving mechanism comprises a driving wheel, a connecting wheel and a servo motor; The other end of the hydraulic telescopic rod is rotatably arranged through a connecting plate and connected to the connecting wheel through a bearing; The driving wheel and the connecting wheel are drivingly connected through a transmission belt, the driving wheel is connected to the output end of the servo motor, the servo motor is fixedly connected to the connecting plate through a support, and the connecting plate is connected to the movable mechanism.

3. The bearing inner race polishing apparatus of claim 2, wherein, The movable mechanism comprises a first movable lead screw, the top end of the first movable lead screw is rotatably arranged through a connecting plate and connected to a first connecting pulley through a bearing, the first connecting pulley is drivingly connected to a first transmission pulley through a belt, the first transmission pulley is connected to a first rotating shaft, the other end of the first rotating shaft is rotatably arranged through a connecting plate and connected to the output end of a first driving motor, and the first driving motor is connected to a fixed plate arranged vertically; The first movable lead screw is arranged vertically and parallel to the fixed plate, the other end of the first movable lead screw is movably arranged from a first movable seat and connected to a first fixed seat through a bearing, and the first movable seat is slidingly and limitingly arranged to the fixed plate; The first movable seat is connected to a vertical connecting plate through a connecting block, and the vertical connecting plate is slidingly connected to the sliding block.

4. The bearing inner race grinding apparatus of claim 3, wherein First sliding rails are arranged on the two sides of the first movable seat and can slide along the fixed plate with the first movable seat, and the first sliding rails are slidingly and limitingly connected to the fixed plate through connecting steel sheets.

5. The bearing inner race polishing apparatus of claim 4, wherein, A second sliding structure is arranged on the end face of the fixed plate away from the first movable seat and used for sliding the fixed plate horizontally; The second sliding structure comprises a second movable lead screw, one end of the second movable lead screw is rotatably arranged through a second connecting seat a and connected to a second connecting pulley through a bearing, the second connecting pulley is drivingly connected to a second transmission pulley through a belt, the second transmission pulley is connected to the output shaft of a second driving motor, the second driving motor is connected to a positioning plate, the bottom end of the positioning plate is connected to a base, and the base is connected to the polishing machine frame; The second connecting seat a is connected to the positioning plate; The other end of the second movable lead screw is movably arranged from a second movable seat and connected to a second connecting seat b through a bearing, one side end of the second movable seat is connected to the fixed plate through a fixed connecting steel plate, and the other end of the second movable seat is slidingly and limitingly arranged to the positioning plate.

6. The bearing inner race polishing apparatus of claim 5, wherein, Two sides of the second movable seat are respectively connected with second sliding rails which are arranged to slide along the positioning plate horizontally with the second movable seat, and the second sliding rails are connected with the positioning plate through the connecting steel sheet.

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