CN110625462A

CN110625462A - Bearing grinding machine

Info

Publication number: CN110625462A
Application number: CN201810640341.3A
Authority: CN
Inventors: 杨荣富
Original assignee: Taizhou Runyang Electrical Co ltd
Current assignee: Taizhou Runyang Electrical Co ltd
Priority date: 2018-06-21
Filing date: 2018-06-21
Publication date: 2019-12-31

Abstract

The invention discloses a bearing grinding machine which comprises a workbench, a motor, a rotating shaft and a grinding disc, wherein the motor is fixedly connected to the upper end of the workbench through a fixing block, one end of the rotating shaft is fixedly connected to the output end of the motor, the other end of the rotating shaft is fixedly connected with the grinding disc, and the upper end of the workbench is connected with a fixing device; the upper end of the bearing can be supported by adding the extrusion rod, so that the bearing cannot shake; the bearing can be well fixed by fixing the upper end and the inner ring, so that the bearing has a good fixing effect.

Description

Bearing grinding machine

Technical Field

The invention relates to the field of bearing processing equipment, in particular to a bearing grinding machine.

Background

The bearing is an important part in the modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the motion process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, the bearing can be divided into two categories of a rolling bearing and a sliding bearing according to the difference of the friction properties of moving elements, wherein the rolling bearing is standardized and serialized, but compared with the sliding bearing, the rolling bearing has larger radial size, vibration and noise and higher price, the rolling bearing generally consists of four parts, namely an outer ring, an inner ring, a rolling body and a retainer, strictly speaking consists of six major parts, namely the outer ring, the inner ring, the rolling body, the retainer, a seal and lubricating oil, and simply speaking, the rolling bearing can be defined as the rolling bearing as long as the rolling bearing is provided with the outer ring, the inner ring and the.

In the bearing course of working, its terminal surface department has the overlap and the burr of different degree after the bearing preparation is accomplished, need through the processing of polishing for the terminal surface is smooth, and present common bearing polisher, the chucking effect is not good, and at the in-process that the bearing was polished, causes the bearing to drop easily, thereby has leaded to the phenomenon that the bearing damaged to appear, has caused the wastrel to increase, has reduced the qualification rate of bearing, provides a bearing polisher for this reason.

Disclosure of Invention

The present invention is directed to a bearing sander to solve the problems set forth in the background above.

In order to achieve the purpose, the invention provides the following technical scheme:

a bearing grinding machine comprises a workbench, a motor, a rotating shaft and a grinding disc, wherein the motor is fixedly connected to the upper end of the workbench through a fixing block, one end of the rotating shaft is fixedly connected to the output end of the motor, and the other end of the rotating shaft is fixedly connected with the grinding disc;

the upper end of the workbench is connected with a fixing device;

the fixing device comprises two fixing rods, a bearing block and a screw rod, the two fixing rods are symmetrically and slidably connected to the upper end of the workbench, the bearing block is fixedly connected to the side walls of the fixing rods, a screw hole is formed in the upper end, located between the two fixing rods, of the workbench, the lower end of the screw rod is in threaded connection with the screw hole, the fixing block is movably sleeved on one section of outer side wall, located above the workbench, of the screw rod, the lower end of the fixing block is symmetrically hinged with one end of two hinge rods, the other end of each hinge rod is hinged to the side wall of the lower end of each fixing rod, a sleeve is fixedly connected to the upper end of each fixing block, movably sleeved on the screw rod, a disc is fixedly sleeved on one section of outer side wall, located in the sleeve, of the screw rod, a plurality of movable holes are formed in the side wall of the sleeve, the extrusion rod is wound with a spring on one section of outer side wall of the sleeve, one end of the spring is fixedly connected to the outer side wall of the extrusion rod, the other end of the spring is fixedly connected to the outer side wall of the sleeve, and an extrusion block is fixedly sleeved on one section of outer side wall of the upper end of the screw rod.

Preferably, the lower end of the extrusion block is of a conical structure.

Preferably, one end of the extrusion rod, which is positioned in the sleeve, is of a bevel structure.

Preferably, the bearing block is of an arc-shaped structure.

Preferably, the number of the extrusion rods is at least four, and the extrusion rods are distributed in an annular shape at equal intervals.

Compared with the prior art, the invention has the beneficial effects that:

the bearing grinding machine has the advantages of simple structure,

1. by adding the fixing rod, the fixing rod moves in the opposite direction under the pushing of the hinge rod, so that the inner ring of the bearing can be fixed.

2. By adding the extrusion rod, the upper end of the bearing can be supported due to the downward movement of the whole sleeve, so that the bearing cannot shake.

The bearing can be well fixed by fixing the upper end and the inner ring, so that the bearing has a good fixing effect.

Drawings

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

FIG. 2 is a schematic sectional view taken along line A-A.

In the figure: the grinding machine comprises a workbench 1, a motor 2, a rotating shaft 3, a grinding disc 4, a fixing device 5, a fixing rod 501, a bearing block 502, a screw 503, a fixing block 504, a hinge rod 505, a sleeve 506, an extrusion rod 507, a spring 508 and an extrusion block 509.

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 a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, other embodiments obtained by persons of ordinary skill in the art without any creative effort are within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

a bearing grinding machine comprises a workbench 1, a motor 2, a rotating shaft 3 and a grinding disc 4, wherein the motor 2 is fixedly connected to the upper end of the workbench 1 through a fixing block, the motor 2, a switch and an external power supply form a series circuit, one end of the rotating shaft 3 is fixedly connected to the output end of the motor 2, the other end of the rotating shaft 3 is fixedly connected with the grinding disc 4, and the upper end of the workbench 1 is connected with a fixing device 5;

the fixing device 5 comprises two fixing rods 501, a bearing block 502 and a screw 503, the two fixing rods 501 are symmetrically and slidably connected to the upper end of the workbench 1, the bearing block 502 is fixedly connected to the side walls of the fixing rods 501, the upper end of the workbench 1 between the two fixing rods 501 is provided with a screw hole, the lower end of the screw 503 is in threaded connection with the screw hole, the fixing block 504 is movably sleeved on one section of outer side wall of the screw 503 above the workbench 1, the lower end of the fixing block 504 is symmetrically hinged with one end of two hinge rods 505, the other end of the hinge rod 505 is hinged on the lower end side wall of the fixing rods 501, the upper end of the fixing block 504 is fixedly connected with a sleeve 506, the sleeve 506 is movably sleeved on the screw 503, a section of outer side wall of the screw 503 inside the sleeve 506 is fixedly sleeved with a disc, the side wall of the sleeve 506 is provided with a plurality of movable holes, a spring 508 is wound on a section of outer side wall of the extrusion rod 507 outside the sleeve 506, one end of the spring 508 is fixedly connected to the outer side wall of the extrusion rod 507, the other end of the spring 508 is fixedly connected to the outer side wall of the sleeve 506, and an extrusion block 509 is fixedly sleeved on a section of outer side wall of the upper end of the screw 503;

specifically, the lower end of the extrusion block 509 is in a conical structure, and one end of the extrusion rod 507, which is located in the sleeve 506, is in a slope structure, so that the extrusion block 509 is favorable for extruding the extrusion rod 507, and the extrusion rod 507 is extruded; the bearing block 502 is of an arc-shaped structure, so that the bearing can be better loaded by matching the shape of the bearing; the quantity of the extrusion rods 507 is at least four, the extrusion rods 507 are distributed in an annular equidistant mode, the plurality of extrusion rods can fix the bearing in a multi-direction fixed mode, the annular equidistant distribution can guarantee that the stress of all directions of the upper end of the bearing is balanced, and deviation cannot occur in the polishing process.

In the scheme, a bearing is placed on a bearing block 502, a screw 503 is screwed, a disc on the screw 503 and an extrusion block 509 move downwards along with the screw 503, when the disc is in contact with a fixed block 504, the extrusion block 509 is in contact with an extrusion rod 507 and continuously moves downwards along with the screw 503, the fixed block 504 continuously moves downwards, the two fixing rods 501 move in opposite directions due to the movement of the fixed block 504, the extrusion rod 507 is continuously extruded by the extrusion block 509, the lower end of the extrusion rod 507 is in contact with the upper end of the bearing, and when the inner side wall of the bearing is fixed by the two fixing rods 501, the upper end of the bearing is also compressed by the extrusion rod 507, so that the bearing can be fixed from an inner ring, the upper end of the bearing can also be fixed, and a good fixing effect is achieved; the switch is then turned on and sanding can take place.

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. A bearing grinding machine comprises a workbench (1), a motor (2), a rotating shaft (3) and a grinding disc (4), wherein the motor (2) is fixedly connected to the upper end of the workbench (1) through a fixing block, one end of the rotating shaft (3) is fixedly connected to the output end of the motor (2), and the other end of the rotating shaft (3) is fixedly connected with the grinding disc (4);

the method is characterized in that: the upper end of the workbench (1) is connected with a fixing device (5);

the fixing device (5) comprises two fixing rods (501), a bearing block (502) and a screw rod (503), wherein the two fixing rods (501) are symmetrically and slidably connected to the upper end of the workbench (1), the bearing block (502) is fixedly connected to the side wall of the fixing rods (501), a screw hole is formed in the upper end of the workbench (1) between the two fixing rods (501), the lower end of the screw rod (503) is in threaded connection with the screw hole, the fixing block (504) is movably sleeved on one section of outer side wall above the workbench (1), the lower end of the fixing block (504) is symmetrically hinged with one end of two hinge rods (505), the other end of each hinge rod (505) is hinged to the side wall of the lower end of the corresponding fixing rod (501), a sleeve (506) is fixedly connected to the upper end of the corresponding fixing block (504), and the sleeve (506) is movably sleeved on the screw rod (503), the fixed cover of screw rod (503) on one section lateral wall that is located sleeve (506) has connect the disc, a plurality of movable holes have been seted up on the lateral wall of sleeve (506), the activity is pegged graft in the movable hole has extrusion stem (507), the lateral wall sliding connection of extrusion stem (507) is on the inside wall of movable hole, the winding has spring (508) on one section lateral wall that extrusion stem (507) is located sleeve (506) outside, the one end fixed connection of spring (508) is on the lateral wall of extrusion stem (507), the other end fixed connection of spring (508) is on the lateral wall of sleeve (506), the fixed cover of the upper end of screw rod (503) is connected on one section lateral wall has extrusion block (509).

2. A bearing grinding machine according to claim 1, characterized in that: the lower end of the extrusion block (509) is in a conical structure.

3. A bearing grinding machine according to claim 1, characterized in that: one end of the extrusion rod (507) positioned in the sleeve (506) is of a bevel structure.

4. A bearing grinding machine according to claim 1, characterized in that: the bearing block (502) is of an arc-shaped structure.

5. A bearing grinding machine according to claim 1, characterized in that: the number of the extrusion rods (507) is at least four, and the extrusion rods (507) are distributed in an annular and equidistant mode.