CN213438651U

CN213438651U - Bearing inner race grinding device

Info

Publication number: CN213438651U
Application number: CN202022180967.6U
Authority: CN
Inventors: 官布亮
Original assignee: Shaoxing Hengyue Bearing Co ltd
Current assignee: Shaoxing Hengyue Bearing Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-15
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a bearing inner race grinding device relates to machining equipment, and it is complicated to aim at solving the material loading process to a large amount of manpowers have been wasted, the problem of the machining efficiency of bearing has been reduced, and its technical scheme main points are: including the workstation, the top surface sliding connection of workstation has the movable plate, fixedly connected with driving motor on the movable plate, and driving motor's output is organized through bevel gear and is rotated the pivot that is connected with vertical setting, and the top of pivot can be dismantled and be connected with the sleeve, and telescopic top articulates has a plurality of mountings, and the one side of mounting towards the axis department of pivot is the inclined plane. The utility model discloses the mounting passes the hole of bearing inner race, then through pressing the depression bar downwards, the bottom that is the taper of depression bar is inconsistent with the inclined plane of mounting, and the mounting struts for the internal perisporium of the lateral wall extrusion bearing inner race of mounting, and then the fixed bearing outer race, the material loading process of bearing inner race is more convenient, improves the efficiency of polishing of bearing inner race.

Description

Bearing inner race grinding device

Technical Field

The utility model relates to a machining equipment, more specifically say, it relates to a bearing inner race grinding device.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body.

The polishing of bearing divide into the inner circle and polish and the outer lane is polished, and traditional cylindrical bearing inner race equipment of polishing carries out the in-process of polishing at first need press from both sides the dress to the bearing, and the purpose is not rocked in order to guarantee the bearing in the course of working, the processingquality of assurance bearing of certain degree.

But the clamping structure of the existing bearing outer ring polishing equipment is complex, so that the feeding process is complex, a large amount of manpower is wasted, and the processing efficiency of the bearing is reduced.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a bearing inner race grinding device, the material loading process of bearing inner race is more convenient, improves the efficiency of polishing of bearing inner race.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a bearing outer ring grinding device, includes the workstation, the top surface sliding connection of workstation has the movable plate, fixedly connected with driving motor on the movable plate, driving motor's output passes through bevel gear group and rotates the pivot that is connected with vertical setting, the top of pivot can be dismantled and is connected with the sleeve, telescopic top articulates there is a plurality of mountings that are used for the fixed bearing outer lane, the mounting is the inclined plane towards the one side of the axis department of pivot, the top surface fixedly connected with support frame of movable plate, the support frame rotates through the telescopic component and is connected with the depression bar with the coaxial setting of pivot, the bottom of depression bar is the taper and is used for providing the effort of mounting extrusion bearing outer lane with the inclined plane is inconsistent, fixedly connected with is located the polishing subassembly of movable plate moving direction.

By adopting the technical scheme, when people need to polish the bearing outer ring, the plurality of fixing pieces are turned over towards the axis of the rotating shaft, the bearing outer ring is placed, the fixing pieces penetrate through the inner hole of the bearing outer ring, then the bearing outer ring is attached to the side wall of the fixing pieces, so that the fixing pieces are placed on the plurality of fixing pieces, the compression rod is pressed downwards through the telescopic assembly, the tapered bottom end of the compression rod is abutted to the inclined surface of the fixing pieces, the fixing pieces are turned over against the axis of the rotating shaft, the fixing pieces are conveniently unfolded by the compression rod, so that the side wall of the fixing pieces extrudes the inner peripheral wall of the bearing outer ring, the friction force between the fixing pieces and the bearing outer ring is increased, the bearing outer ring is further fixed, the feeding process of the bearing outer ring is more convenient, the polishing efficiency of the bearing outer, and then drive the bearing inner race and rotate, then inconsistent bearing inner race and the subassembly of polishing through removing the movable plate, polish the bearing.

The utility model discloses further set up to: the hinge joint of the fixing piece and the sleeve is provided with a torsional spring, two ends of the torsional spring are respectively fixedly connected with the fixing piece and the sleeve, and the torsional spring is used for providing a force for turning the fixing piece towards the axis of the rotating shaft.

Through adopting above-mentioned technical scheme, the back has polished, and the depression bar is kept away from the pivot, and the mounting turns over towards the axis department of pivot under the effort of torsional spring to reduce the frictional force between mounting and the bearing, make things convenient for the unloading of bearing inner race.

The utility model discloses further set up to: the fixing piece is fixedly connected with a limiting block on the side wall of the axis back to the rotating shaft.

Through adopting above-mentioned technical scheme, bearing inner race and stopper are inconsistent, play the guide effect to the bearing inner race for the bearing inner race is the horizontality and fixes on the mounting.

The utility model discloses further set up to: the lateral wall fixedly connected with buffer plate of mounting, the buffer plate is located the top of stopper.

Through adopting above-mentioned technical scheme, through setting up the buffer chip, increase the frictional force between mounting and the bearing inner race on the one hand, improve the joint strength between bearing inner race and the mounting, on the other hand reduces the rigidity collision between mounting and the bearing inner race, improves the life of mounting.

The utility model discloses further set up to: the telescopic assembly comprises an electric push rod fixedly connected to the support frame, an output end of the electric push rod is fixedly connected with a push block, and the press rod is rotatably connected to the bottom surface of the push block.

Through adopting above-mentioned technical scheme, start electric putter for the ejector pad is displacement downwards, thereby drives depression bar displacement downwards, conveniently struts the mounting, rotates through setting up depression bar and ejector pad and connects, makes the depression bar when rotating along with the pivot, and relative rotation takes place for ejector pad and depression bar, and the ejector pad does not interfere the depression bar and rotates.

The utility model discloses further set up to: the shrinkage pool has been seted up on the pivot periphery wall, shrinkage pool threaded connection has the bolt that runs through the sleeve lateral wall.

By adopting the technical scheme, the bolt is unscrewed and taken out, the sleeve and the rotating shaft are conveniently separated, so that different sleeves and fixing pieces are conveniently replaced, and the bearing outer ring with different inner diameters is conveniently adapted.

The utility model discloses further set up to: the polishing assembly comprises a fixing plate, and a polishing stone is detachably connected to one surface of the fixing plate facing the rotating shaft.

Through adopting above-mentioned technical scheme, can dismantle the connection through setting up the fixed plate and the stone of polishing, conveniently change different stones of polishing, and then conveniently carry out polishing of different precisions to the bearing inner race.

The utility model discloses further set up to: the bottom surface fixedly connected with a plurality of sliders of movable plate, set up a plurality of spouts that are used for holding the slider embedding on the workstation.

Through adopting above-mentioned technical scheme, the slider slides in the spout, plays the guide effect to the movable plate, makes things convenient for bearing inner race and the stone of polishing to contradict.

To sum up, the utility model discloses following beneficial effect has: when people need to polish the bearing outer ring, the fixing pieces are turned over towards the axis of the rotating shaft, the bearing outer ring is placed, the fixing pieces penetrate through the inner hole of the bearing outer ring, then the bearing outer ring is attached to the side wall of the fixing pieces, the fixing pieces are placed on the fixing pieces, then the compression rod is pressed downwards through the telescopic assembly, the tapered bottom end of the compression rod is abutted to the inclined surfaces of the fixing pieces, the fixing pieces are turned over towards the axis of the rotating shaft, the fixing pieces are conveniently unfolded by the compression rod, the side wall of the fixing pieces is enabled to extrude the inner circumferential wall of the bearing outer ring, the friction force between the fixing pieces and the bearing outer ring is increased, the bearing outer ring is further fixed, the feeding process of the bearing outer ring is more convenient, the polishing efficiency of the bearing outer ring is improved, then the driving motor is started, then, the bearing outer ring is abutted to the polishing assembly through the movable plate, and the bearing is polished.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an exploded view of the middle rotating shaft and the sleeve of the present invention.

In the figure: 1. a work table; 2. a drive motor; 3. a rotating shaft; 4. a sleeve; 5. a fixing member; 6. an inclined surface; 7. a support frame; 8. a pressure lever; 9. a bearing outer race; 10. a torsion spring; 11. a limiting block; 12. a buffer sheet; 13. an electric push rod; 14. a push block; 15. concave holes; 16. a bolt; 17. a fixing plate; 18. grinding stone; 19. moving the plate; 20. a slider; 21. a chute.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1, the bearing outer ring polishing device comprises a workbench 1, wherein a movable plate 19 is connected to the top surface of the workbench 1 in a sliding manner, a driving motor 2 is fixedly connected to the movable plate 19, and the driving motor 2 rotates through a bevel gear set; a vertically arranged rotating shaft 3 is connected, the bevel gear group comprises a first bevel gear welded with the output end of a driving motor 2, the rotating shaft 3 is rotatably connected on a workbench 1, the peripheral wall of the rotating shaft 3 is welded with a second bevel gear meshed with the first bevel gear, the driving motor 2 is driven by the first bevel gear, the second bevel gear and the rotating shaft 3, as shown in figure 2, the top end of the rotating shaft 3 is detachably connected with a sleeve 4, the top end of the sleeve 4 is hinged with a plurality of fixing parts 5 for fixing a bearing outer ring 9, one surface of the fixing part 5, facing the axial line of the rotating shaft 3, is an inclined surface 6, the inclined surface 6 is arranged opposite to the sleeve 4, as shown in figures 1 and 2, the top surface of a movable plate 19 is fixedly connected with a support frame 7, the support frame 7 is rotatably connected with a pressure rod 8 which is coaxially arranged with the rotating shaft 3 and has a conical bottom end, the bottom surface of, the grinding assembly positioned on one side of the moving direction of the moving plate 19 is welded on the workbench 1.

As shown in fig. 1, a plurality of sliders 20 are welded to the bottom surface of the moving plate 19, a plurality of sliding grooves 21 for accommodating the sliders 20 to be embedded are formed in the workbench 1, the support frame 7 is L-shaped, the vertical portion of the support frame is welded to the top surface of the moving plate 19, and the driving motor 2 is a stepping motor and is fixedly connected to the top surface of the moving plate 19 through screws.

As shown in fig. 1 and 2, the telescopic assembly includes an electric push rod 13 screwed on the support frame 7 through a screw, a push block 14 is welded at the output end of the electric push rod 13, and the press rod 8 is rotatably connected to the bottom surface of the push block 14.

As shown in fig. 3, shrinkage pool 15 has been seted up on the periphery wall on 3 tops of pivot, shrinkage pool 15 threaded connection has the bolt 16 that runs through the 4 lateral walls of sleeve, as shown in fig. 2, mounting 5 is equipped with torsional spring 10 with telescopic 4's articulated department, the both ends of torsional spring 10 bond with mounting 5 and sleeve 4 respectively, torsional spring 10 is used for providing the power that mounting 5 turned over the book towards the axis department of pivot 3, it has stopper 11 to bond on the lateral wall of the axis of mounting 5 pivot 3 dorsad, stopper 11 and bearing inner race 9 are inconsistent, the lateral wall welding of mounting 5 has buffer plate 12, buffer plate 12 is located the top of stopper 11, buffer plate 12 is the rubber material.

As shown in figure 1, the polishing assembly comprises a fixing plate 17 welded on the top surface of a workbench 1, the fixing plate 17 is welded with a containing box towards one surface of a rotating shaft 3, the containing box is sunken close to one surface of the rotating shaft 3 to form a cavity, the containing box is detachably connected with a polishing stone 18 located in the cavity, a moving plate 19 vertically penetrates through a bolt, a jack used for containing the bolt is arranged on the top surface of the workbench 1, and when the bolt is embedded into the jack, a bearing outer ring 9 is inconsistent with the polishing stone 18.

When people need polish bearing inner race 9, earlier change sleeve 4 according to bearing inner race 9's internal diameter, unscrew and take out bolt 16, the convenience is with

sleeve

4 and 3 separation of pivot, thereby conveniently change different sleeve 4 and mounting 5, and then make things convenient for the bearing inner race 9 of the different internal diameters of adaptation, the precision of polishing bearing inner race 9 as required, change grindstone 18, the grindstone 18 that will change takes out from the cavity in the holding box, then in 18 embedding cavities of the grindstone that will need, and then conveniently carry out polishing of different precisions to bearing inner race 9.

The fixing pieces 5 are turned over towards the axis of the rotating shaft 3 under the action of the torsion springs 10, the bearing outer ring 9 is placed, the fixing pieces 5 penetrate through the inner hole of the bearing outer ring 9, and then the bearing outer ring 9 is attached to the side wall of the fixing pieces 5, so that the fixing pieces 5 are placed on the fixing pieces 5.

Then starting the electric push rod 13 to make the push block 14 displace downwards, thereby driving the press rod 8 to displace downwards, the conical bottom end of the press rod 8 is abutted against the inclined plane 6 of the fixing part 5, the fixing part 5 is turned over against the axis of the rotating shaft 3, the fixing part 5 is conveniently propped open by the press rod 8, the bearing outer ring 9 is abutted against the limiting block 11, thereby guiding the bearing outer ring 9, the bearing outer ring 9 is fixed on the fixing part 5 in a horizontal state, the bearing outer ring 9 is abutted against the buffer sheet 12, the side wall of the fixing part 5 extrudes the inner peripheral wall of the bearing outer ring 9 through the buffer sheet 12, thereby fixing the bearing outer ring 9 and the fixing part 5, the feeding process of the bearing outer ring 9 is more convenient, the polishing efficiency of the bearing outer ring 9 is improved, by arranging the buffer sheet 12, on one hand, the friction force between the fixing part 5 and the bearing outer ring 9 is increased, and, on the other hand, the rigid collision between the fixing piece 5 and the bearing outer ring 9 is reduced, the service life of the fixing piece 5 is prolonged, and meanwhile, the torsion spring 10 deforms to generate elastic force for turning the fixing piece 5 towards the axis of the rotating shaft 3.

Then start driving motor 2 to make pivot 3 rotate, drive mounting 5 and depression bar 8 and rotate, and then drive bearing inner race 9 and rotate, because depression bar 8 and ejector pad 14 rotate to be connected, when making depression bar 8 rotate along with pivot 3, ejector pad 14 and depression bar 8 take place relative rotation, and ejector pad 14 does not interfere the depression bar 8 and rotates.

Then slide in spout 21 through slider 20, play the guide effect to movable plate 19, make things convenient for bearing inner race 9 and the stone 18 of polishing to contradict, and insert the jack through the bolt, fix movable plate 19, conveniently keep bearing inner race 9 to be in the state of polishing.

After polishing, the movable plate 19 is moved to separate the bearing outer ring 9 from the polishing stone 18, the driving motor 2 is closed, the electric push rod 13 is started to separate the press rod 8 from the fixing part 5, and the fixing part 5 is turned over towards the axis of the rotating shaft 3 under the action of the torsion spring 10, so that the friction force between the fixing part 5 and the bearing is reduced, and the bearing outer ring 9 is convenient to discharge.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a bearing inner race grinding device which characterized in that: comprises a workbench (1), a movable plate (19) is connected to the top surface of the workbench (1) in a sliding manner, a driving motor (2) is fixedly connected to the movable plate (19), the output end of the driving motor (2) is rotatably connected with a vertically arranged rotating shaft (3) through a bevel gear set, the top end of the rotating shaft (3) is detachably connected with a sleeve (4), a plurality of fixing parts (5) for fixing a bearing outer ring (9) are hinged to the top end of the sleeve (4), one surface of each fixing part (5) facing the axis of the rotating shaft (3) is an inclined surface (6), a support frame (7) is fixedly connected to the top surface of the movable plate (19), the support frame (7) is rotatably connected with a pressure lever (8) coaxially arranged with the rotating shaft (3) through a telescopic assembly, the bottom end of the pressure lever (8) is in a conical shape and is in butt contact with the inclined surface (6) for, and the workbench (1) is fixedly connected with a polishing assembly positioned on one side of the moving direction of the moving plate (19).

2. The bearing outer ring grinding device according to claim 1, wherein: the hinge joint of the fixing piece (5) and the sleeve (4) is provided with a torsion spring (10), two ends of the torsion spring (10) are respectively fixedly connected with the fixing piece (5) and the sleeve (4), and the torsion spring (10) is used for providing a force for turning over the fixing piece (5) towards the axis of the rotating shaft (3).

3. The bearing outer ring grinding device according to claim 2, wherein: the fixing piece (5) is fixedly connected with a limiting block (11) on the side wall back to the axis of the rotating shaft (3).

4. The bearing outer ring grinding device according to claim 3, wherein: the lateral wall fixedly connected with buffer piece (12) of mounting (5), buffer piece (12) are located the top of stopper (11).

5. The bearing outer ring grinding device according to claim 1, wherein: the telescopic assembly comprises an electric push rod (13) fixedly connected to the support frame (7), an output end of the electric push rod (13) is fixedly connected with a push block (14), and the pressing rod (8) is rotatably connected to the bottom surface of the push block (14).

6. The bearing outer ring grinding device according to claim 1, wherein: shrinkage pool (15) have been seted up on pivot (3) periphery wall, shrinkage pool (15) threaded connection has bolt (16) that runs through sleeve (4) lateral wall.

7. The bearing outer ring grinding device according to claim 1, wherein: the grinding assembly comprises a fixing plate (17), and one surface, facing the rotating shaft (3), of the fixing plate (17) is detachably connected with a grinding stone (18).

8. The bearing outer ring grinding device according to claim 1, wherein: the bottom surface of the moving plate (19) is fixedly connected with a plurality of sliding blocks (20), and a plurality of sliding grooves (21) used for accommodating the sliding blocks (20) to be embedded are formed in the workbench (1).