CN217096952U

CN217096952U - Bearing inner race grinding device

Info

Publication number: CN217096952U
Application number: CN202122901695.9U
Authority: CN
Inventors: 岳清风
Original assignee: Dongguan Fumeilai Powder Metallurgy Co ltd
Current assignee: Dongguan Fumeilai Powder Metallurgy Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-08-02
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the technical field of machine-building, and a bearing inner race grinding device is disclosed, including the pressure pectoral girdle, the positive fixed mounting in pressure pectoral girdle has the elasticity cloth, the equal fixed mounting in both sides at pressure pectoral girdle top has the pressure to shoulder, the equal fixed mounting in both sides that the pressure pectoral girdle is positive has round hair surface fabric. This bearing inner circle grinding device accessible motor drive transmission shaft rotates, the transmission shaft passes through a gear of drive gear drive in the gear box and rotates, a gear area pivot rotates, the pivot drives the emery wheel and rotates, rethread incomplete gear and a reversing gear and No. two reversing gears drive the transverse shaft positive and negative rotations, the transverse shaft drives threaded rod corotation and reversal through No. two gears and No. three gears, the threaded rod drives the slider and reciprocates, thereby realized polishing the upper and lower of a plurality of bearing inner circles, the chamber is put to the rethread, electric telescopic handle, the cooperation of extrusion stem and extrusion piece and tight piece of clamp, the centre gripping to not equidimension bearing inner circle has been realized.

Description

Bearing inner race grinding device

Technical Field

The utility model relates to a machine-building technical field specifically is a bearing inner race grinding device.

Background

The bearing is an important part in the present mechanical equipment, and its main function is to support the mechanical rotator, reduces the coefficient of friction in its motion process, and guarantees its gyration precision, and current bearing is adding man-hour, need polish respectively the internal surface of the inner circle of bearing, so grinding device is indispensable, and bearing inner circle is adding man-hour, and it is inconvenient because bearing inner circle's fixed, causes bearing inner circle's processing inconvenient, and grinding device adjusts inconveniently, is not convenient for the processing of the bearing inner circle of different sizes.

When the existing bearing inner ring polishing device is used, the bearing inner ring can be processed singly when the bearing inner ring is processed, the production efficiency is low, the labor force is increased, and the processing of the bearing inner ring is inconvenient due to the inconvenience in fixing the bearing inner ring when the bearing inner ring is processed, and the polishing device is inconvenient to adjust and is inconvenient for processing the bearing inner rings with different sizes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a bearing inner race grinding device possesses can once carry out reciprocal polishing from top to bottom and carry out advantages such as centre gripping to the not bearing inner race of equidimension to a plurality of bearings, has solved grinding device and can only singly polish and can not the not problem of the not bearing inner race of equidimension of centre gripping to the bearing inner race.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: a bearing inner ring polishing device comprises a box body, wherein an installation plate is slidably installed in an inner cavity of the box body, a first motor is fixedly installed at the top of the installation plate, a first output shaft is fixedly installed at the output end of the first motor through a speed reducer, a first driving wheel is fixedly installed on the outer surface of the first output shaft, transmission shafts are rotatably installed on two sides of the top of the installation plate, a second driving wheel is fixedly installed on the outer surface of the transmission shafts, a transmission belt is installed between the outer surface of the first driving wheel and the outer surface of the second driving wheel in a transmission mode, a gear box is fixedly installed at the bottom of the installation plate, hydraulic devices are fixedly installed on two sides of the bottom of the installation plate, the bottom end of each transmission shaft penetrates through the installation plate and extends to the bottom of the inner cavity of the gear box, a transmission gear is fixedly installed on the outer surface of the transmission shaft and is positioned below the second driving wheel, the bottom of the inner cavity of the gear box is rotatably provided with a rotating shaft, the outer surface of the rotating shaft is fixedly provided with a first gear, the outer surface of the transmission gear is meshed with the outer surface of the first gear, the bottom end of the rotating shaft penetrates through the bottom of the gear box and extends to the outside of the gear box, the bottom end of the rotating shaft is fixedly provided with a polishing wheel, the bottom of the inner cavity of the gear box is fixedly provided with a second motor, the output end of the second motor is fixedly provided with a second output shaft through a speed reducer, the top end of the second output shaft is fixedly provided with an incomplete gear, the bottom of the inner cavity of the gear box is positioned above the incomplete gear and is rotatably provided with a transverse shaft, the left end and the right end of the transverse shaft are both fixedly provided with a second gear, the outer surface of the transverse shaft is fixedly provided with a first reversing gear, and the right side of the transverse shaft is fixedly provided with a second reversing gear, the surface of incomplete gear meshes with the surface homogeneous phase of a reversing gear and No. two reversing gears, the both sides of box inner chamber bottom are rotated and are installed the threaded rod, the surface fixed mounting of threaded rod has No. three gears, the surface of No. two gears meshes with the surface of No. three gears mutually, the slider is installed to the surface screw thread of threaded rod, the top fixed mounting of slider has fixture device.

Preferably, the bottom of the sliding block is fixedly provided with an electric telescopic rod, and the top end of the electric telescopic rod is fixedly provided with an extrusion block.

Preferably, the clamping device comprises a bottom plate, a placing cavity is formed in the top of the bottom plate, and a first supporting block is arranged on the front face and the back face of the placing cavity in a sliding mode.

Preferably, the two sides of the top of the bottom plate are slidably provided with extrusion rods, and one ends of the extrusion rods, which are far away from each other, penetrate through the placing cavity and extend into the placing cavity.

Preferably, a clamping block is fixedly installed at one end, away from each other, of each of the two extrusion rods, and a second support block is installed on the inner surface of the placing cavity and on the side opposite to the clamping block in a sliding mode.

Preferably, the two opposite sides of the extrusion rods are provided with extrusion grooves, and the outer surfaces of the extrusion blocks are in sliding connection with the inner surfaces of the extrusion grooves.

(III) advantageous effects

Compared with the prior art, the utility model provides a bearing inner race grinding device possesses following beneficial effect: this bearing inner circle grinding device accessible motor drive transmission shaft rotates, the transmission shaft passes through a gear of drive gear drive in the gear box and rotates, a gear area pivot rotates, the pivot drives the emery wheel and rotates, rethread incomplete gear and a reversing gear and No. two reversing gears drive the transverse shaft positive and negative rotations, the transverse shaft drives threaded rod corotation and reversal through No. two gears and No. three gears, the threaded rod drives the slider and reciprocates, thereby realized polishing the upper and lower of a plurality of bearing inner circles, the chamber is put to the rethread, electric telescopic handle, the cooperation of extrusion stem and extrusion piece and tight piece of clamp, the centre gripping to not equidimension bearing inner circle has been realized.

1. This bearing inner race grinding device, drive the axis of rotation through a motor and rotate, the transmission shaft drives a gear revolve through drive gear, a gear drives the wheel of polishing through the pivot and rotates, No. two motors of rethread and incomplete gear, the transverse axis, a reversing gear, No. two reversing gear, and No. three gears and threaded rod's cooperation drive fixture device and do reciprocating motion from top to bottom, thereby realized polishing to the internal surface of a plurality of bearing inner races, and the production efficiency is greatly improved, and the labor intensity of workers is also reduced, and the product quality is also improved.

2. This bearing inner circle grinding device through electric telescopic handle, place chamber, extrusion stem and extrusion piece and the cooperation of pressing from both sides tight piece, has realized the centre gripping to the inner circle in the not bearing of equidimension, has improved grinding device's practicality greatly, has also reduced the extravagant time of change anchor clamps simultaneously and has brought the difficulty of work for the staff, has improved production efficiency greatly.

Drawings

Fig. 1 is a front view of the internal structure of the present invention.

Fig. 2 is a top view of the internal structure of the clamping device of the present invention.

Fig. 3 is a top view of the internal structure of the gear box of the present invention.

In the figure: 1. a box body; 2. mounting a plate; 3. a first motor; 4. a first output shaft; 5. a first transmission wheel; 6. a drive shaft; 7. a second driving wheel; 8. a transmission belt; 9. a gear case; 10. a hydraulic device; 11. A transmission gear; 12. a rotating shaft; 13. a first gear; 14. grinding the wheel; 15. a second motor; 16. a second output shaft; 17. an incomplete gear; 18. a transverse axis; 19. a second gear; 20. a first reversing gear; 21. a second reversing gear; 22. a threaded rod; 23. a third gear; 24. a slider; 25. a clamp device; 26. an electric telescopic rod; 27. a base plate; 28. a placement chamber; 29. the rod is squeezed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a bearing inner ring polishing device comprises a box body 1, a mounting plate 2 is slidably mounted in an inner cavity of the box body 1, a first motor 3 is fixedly mounted at the top of the mounting plate 2, the first motor 3 is controlled by a Programmable Logic Controller (PLC) program and can control the rotating speed of the first motor 3, a first output shaft 4 is fixedly mounted at the output end of the first motor 3 through a speed reducer, a first driving wheel 5 is fixedly mounted on the outer surface of the first output shaft 4, transmission shafts 6 are rotatably mounted at two sides of the top of the mounting plate 2, a second driving wheel 7 is fixedly mounted on the outer surface of the transmission shafts 6, a transmission belt 8 is mounted between the outer surface of the first driving wheel 5 and the outer surface of the second driving wheel 7 in a transmission manner, a gear box 9 is fixedly mounted at the bottom of the mounting plate 2, hydraulic devices 10 are fixedly mounted at two sides of the bottom of the mounting plate 2, each hydraulic device 10 comprises a hydraulic cylinder and a telescopic rod, the controllable telescopic rod can be extended to a set position for fixing, the bottom end of the transmission shaft 6 penetrates through the mounting plate 2 and extends to the bottom of an inner cavity of the gear box 9, a transmission gear 11 is fixedly arranged on the outer surface of the transmission shaft 6 and is positioned below the second driving wheel 7, a rotating shaft 12 is rotatably arranged at the bottom of the inner cavity of the gear box 9, a first gear 13 is fixedly arranged on the outer surface of the rotating shaft 12, the outer surface of the transmission gear 11 is meshed with the outer surface of the first gear 13, the bottom end of the rotating shaft 12 penetrates through the bottom of the gear box 9 and extends to the outside of the gear box 9, a grinding wheel 14 is fixedly arranged at the bottom end of the rotating shaft 12, a second motor 15 is fixedly arranged at the bottom of the inner cavity of the box body 1, the second motor 15 is controlled by a PLC programming program, the rotating speed of the second motor 15 can be controlled, a second output shaft 16 is fixedly arranged at the output end of the second motor 15 through a speed reducer, and an incomplete gear 17 is fixedly arranged at the top end of the second output shaft 16, a transverse shaft 18 is rotatably arranged at the bottom of an inner cavity of the box body 1 and above the incomplete gear 17, a second gear 19 is fixedly arranged at the left end and the right end of the transverse shaft 18, a first reversing gear 20 is fixedly arranged on the outer surface of the transverse shaft 18, a second reversing gear 21 is fixedly arranged on the outer surface of the transverse shaft 18 and at the right side of the first reversing gear 20, the outer surface of the incomplete gear 17 is meshed with the outer surfaces of the first reversing gear 20 and the second reversing gear 21, threaded rods 22 are rotatably arranged at two sides of the bottom of the inner cavity of the box body 1, a third gear 23 is fixedly arranged on the outer surface of each threaded rod 22, the outer surface of the second gear 19 is meshed with the outer surface of the third gear 23, a sliding block 24 is arranged on the outer surface of each threaded rod 22 in a threaded manner, a clamp device 25 is fixedly arranged at the top of each sliding block 24, and an electric telescopic rod 26 is fixedly arranged at the bottom of each sliding block 24, electric telescopic handle 26's top fixed mounting has the extrusion piece, fixture device 25 includes bottom plate 27, bottom plate 27's top has been seted up and has been placed chamber 28, the front of placing chamber 28 has a supporting shoe with the equal slidable mounting in back, the both sides slidable mounting at bottom plate 27 top has squeeze bar 29, the squeeze bar is kept away from one end each other and is run through and place chamber 28 and extend to the inside of placing chamber 28, the one end fixed mounting that two squeeze bars 29 kept away from each other presss from both sides tight piece, the internal surface of placing chamber 28 and have No. two supporting shoes with pressing from both sides the relative one side slidable mounting of tight piece, the extrusion groove has been seted up to the relative one side of two squeeze bars 29, the surface of extrusion piece and the internal surface sliding connection in extrusion groove.

The working principle is as follows: firstly, a user puts a workpiece to be polished into a clamp device 25, a first motor 3 in a box body 1 is started, the first motor 3 drives a first output shaft 4 to rotate through a speed reducer, the first output shaft 4 drives a first driving wheel 5 to rotate, the first driving wheel 5 drives a second driving wheel 7 to rotate through a driving belt 8, the second driving wheel 7 drives a driving shaft 6 to rotate, the driving shaft 6 drives a driving gear 11 in a gear box 9 to rotate, the outer surface of the driving gear 11 is meshed with the outer surface of a first gear 13 to drive the first gear 13 to rotate, the first gear 13 rotates to drive a rotating shaft 12 to rotate, the rotating shaft 12 drives a polishing wheel 14 to rotate, meanwhile, a hydraulic device 10 is started to drive a mounting plate 2 to move downwards and stop after moving to a polishing position, so that the inner surface of an inner ring of a bearing is polished, at the moment, the second motor 15 is started, the speed reducer drives a second output shaft 16 to rotate, the second output shaft 16 drives the incomplete gear 17 to rotate, the incomplete gear 17 drives the transverse shaft 18 to realize forward rotation and reverse rotation through the first reversing gear 20 and the second reversing gear 21, the transverse shaft 18 drives the second gear 19 to rotate forward rotation and reverse rotation, the second gear 19 drives the third gear 23 to rotate forward rotation and reverse rotation, the third gear 23 drives the threaded rod 22 to realize forward rotation and reverse rotation, the threaded rod 22 drives the sliding block 24 to move up and down, the polishing wheel 14 performs up-and-down movement and polishing on the inner surface of the bearing inner ring, the bearing inner ring to be polished is placed in the placing cavity 28 on the bottom plate 27 when the bearing inner ring is clamped, then the electric telescopic rod 26 is started, the electric telescopic rod 26 drives the extrusion block to extrude the extrusion groove on the extrusion rod 29, and the extrusion rod 29 moves to push the clamping block to extrude and fix the bearing inner ring.

To sum up, the bearing inner ring polishing device can drive the transmission shaft 6 to rotate through the first motor 3, the transmission shaft 6 drives the first gear 13 in the gear box 9 to rotate through the transmission gear 11, the first gear 13 drives the rotating shaft 12 to rotate, the rotating shaft 12 drives the polishing wheel 14 to rotate, then the incomplete gear 17, the first reversing gear 20 and the second reversing gear 21 drive the transverse shaft 18 to rotate positively and negatively, the transverse shaft 18 drives the threaded rod 22 to rotate positively and negatively through the second gear 19 and the third gear 23, and the threaded rod 22 drives the sliding block 24 to move up and down, so that the plurality of bearing inner rings are polished up and down, and then clamping of the bearing inner rings with different sizes is realized through the matching of the placing cavity 28, the electric telescopic rod 26, the extrusion rod 29, the extrusion block and the clamping block.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing inner race grinding device, includes box (1), its characterized in that: the inner cavity of the box body (1) is slidably provided with a mounting plate (2), the top of the mounting plate (2) is fixedly provided with a first motor (3), the output end of the first motor (3) is fixedly provided with a first output shaft (4) through a speed reducer, the outer surface of the first output shaft (4) is fixedly provided with a first transmission wheel (5), the two sides of the top of the mounting plate (2) are rotatably provided with transmission shafts (6), the outer surface of the transmission shafts (6) is fixedly provided with a second transmission wheel (7), the outer surface of the first transmission wheel (5) and the outer surface of the second transmission wheel (7) are in transmission connection with a transmission belt (8), the bottom of the mounting plate (2) is fixedly provided with a gear box (9), the two sides of the bottom of the mounting plate (2) are fixedly provided with hydraulic devices (10), and the bottom end of the transmission shaft (6) penetrates through the mounting plate (2) and extends to the bottom of the inner cavity of the gear box (9), the surface of transmission shaft (6) and the below fixed mounting that is located No. two drive wheels (7) have drive gear (11), the bottom of gear box (9) inner chamber is rotated and is installed pivot (12), the fixed surface of pivot (12) installs gear (13) No. one, the surface of drive gear (11) meshes with the surface of gear (13) mutually, and the bottom of pivot (12) runs through the bottom of gear box (9) and extends to the outside of gear box (9), the bottom fixed mounting of pivot (12) has grinding wheel (14), the bottom fixed mounting of box (1) inner chamber has No. two motors (15), the output of No. two motors (15) has No. two output shafts (16) through speed reducer fixed mounting, the top fixed mounting of No. two output shafts (16) has incomplete gear (17), the bottom of box (1) inner chamber and the top that is located incomplete gear (17) are rotated and are installed and are transversely installed motor (15) No. two A shaft (18), wherein a second gear (19) is fixedly arranged at the left end and the right end of the transverse shaft (18), a first reversing gear (20) is fixedly arranged on the outer surface of the transverse shaft (18), a second reversing gear (21) is fixedly arranged on the outer surface of the transverse shaft (18) and positioned on the right of the first reversing gear (20), the outer surface of the incomplete gear (17) is meshed with the outer surfaces of a first reversing gear (20) and a second reversing gear (21), threaded rods (22) are rotatably arranged on two sides of the bottom of the inner cavity of the box body (1), a third gear (23) is fixedly arranged on the outer surface of the threaded rod (22), the outer surface of the second gear (19) is meshed with the outer surface of the third gear (23), the outer surface thread of threaded rod (22) installs slider (24), the top fixed mounting of slider (24) has fixture device (25).

2. The bearing inner ring grinding device according to claim 1, wherein: the bottom fixed mounting of slider (24) has electric telescopic handle (26), the top fixed mounting of electric telescopic handle (26) has the extrusion piece.

3. The bearing inner ring grinding device according to claim 2, wherein: the fixture device (25) comprises a bottom plate (27), a placing cavity (28) is formed in the top of the bottom plate (27), and a first supporting block is arranged on the front face and the back face of the placing cavity (28) in a sliding mode.

4. The bearing inner ring grinding device according to claim 3, wherein: extrusion rods (29) are slidably mounted on two sides of the top of the bottom plate (27), and one ends of the extrusion rods, which are far away from each other, penetrate through the placing cavity (28) and extend into the placing cavity (28).

5. The bearing inner ring grinding device according to claim 4, wherein: and one ends of the two extrusion rods (29) which are far away from each other are fixedly provided with clamping blocks, and one side of the inner surface of the placing cavity (28) opposite to the clamping blocks is provided with a second support block in a sliding way.

6. The bearing inner ring grinding device according to claim 4, wherein: and extrusion grooves are formed in the opposite sides of the two extrusion rods (29), and the outer surfaces of the extrusion blocks are in sliding connection with the inner surfaces of the extrusion grooves.