CN216264970U

CN216264970U - Novel polishing device for manufacturing precision bearing

Info

Publication number: CN216264970U
Application number: CN202122807983.8U
Authority: CN
Inventors: 邓德安
Original assignee: Dongguan Dingjingxuan Machinery Equipment Technology Co ltd
Current assignee: Dongguan Dingjingxuan Machinery Equipment Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-12
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a novel polishing device for manufacturing a precision bearing, which comprises an anti-drop top plate and a bearing ring, wherein an outer gear ring is fixed at the bottom of the anti-drop top plate, an anti-drop bottom plate is fixed at the bottom of the outer gear ring, a supporting rod is fixed at one side of the top of the anti-drop top plate, a motor is fixed at the top end of the supporting rod, and a rotating shaft is fixed at the power output end of the motor; according to the bearing ring, the bearing ring is placed on the polishing rod and the cleaning scraping rod, the starting motor rotates to drive the rotating shaft and the driving gear to rotate to drive the driven gear to rotate and simultaneously rotate around the outer gear ring, the first connecting rod and the second connecting rod at the bottom of the outer driven gear generate centrifugal force, the second connecting rod drives the polishing rod and the cleaning scraping rod to touch the inner wall of the bearing ring under the driving of the centrifugal force, when the size of the bearing ring is changed, the centrifugal force controls the second connecting rod to expand to continuously touch the inner wall of the bearing ring to polish, and therefore the effect that bearings with various sizes can be used is achieved.

Description

Novel polishing device for manufacturing precision bearing

Technical Field

The utility model relates to the technical field of bearing processing, in particular to a novel polishing device for manufacturing a precision bearing.

Background

The bearing is an important part in modern mechanical equipment, and its main function is to support the mechanical rotating body, reduce the friction coefficient in its motion process, and ensure its rotation precision, and grinding, which is one of surface modification techniques, generally referring to a processing method for changing the physical properties of the material surface by friction with the help of rough objects such as sand paper containing higher hardness particles, and the main purpose is to obtain specific surface roughness.

Bearing adds man-hour need polish bearing surface for reduce the frictional force of bearing surface and steel ball, current grinding device when polishing not unidimensional bearing, need adjust or change the grinding apparatus and polish, lead to grinding device's suitability to reduce, grinding device need change abrasive paper after using a period of time simultaneously, current device is changed very inconveniently, consequently proposes a novel precision bearing makes and solves these problems with grinding device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel polishing device for manufacturing a precision bearing, which aims to solve the problems of low adaptability and inconvenient replacement of polishing abrasive paper.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a novel polishing device for precision bearing manufacturing, includes anti-drop roof and bearing ring, anti-drop roof bottom is fixed with the external gear ring, external gear ring bottom is fixed with the anti-drop bottom plate, anti-drop roof top one side is fixed with the bracing piece, the bracing piece top is fixed with the motor, the power take off end of motor is fixed with the axis of rotation, the axis of rotation bottom is fixed with the driving gear, external gear ring middle part is provided with driven gear, the driven gear bottom is fixed with the head rod, head rod top movable mounting has the second connecting rod, second connecting rod bottom movable mounting has the pole of polishing and clean scraping, the polishing rod outer wall is provided with the paper of polishing.

Preferably, four of the driven gears are provided, one side of each of the four driven gears is engaged with the driving gear, and the other side of each of the four driven gears is engaged with the external gear ring.

Preferably, the first connecting rods are also provided with four, the first connecting rods are respectively fixed with four driven gears, the bottoms of the first connecting rods are respectively fixed with first balls, the bottoms of the second connecting rods are respectively fixed with four balls, the tops of the second connecting rods are respectively fixed with a first sleeve ball, and the first sleeve balls are respectively movably sleeved with four balls.

Preferably, the bottom of each first sleeve ball is fixedly provided with a second round ball, the number of the polishing rods is three, the tops of the polishing rods and the top of the cleaning scraping rod are fixedly provided with a second sleeve ball, and the number of the second sleeve balls is four, and the second sleeve balls are movably sleeved with the four second round balls respectively.

Preferably, the height value of the polishing rod is larger than the thickness value of the bearing ring, the outer wall of the polishing rod is attached to the inner wall of the bearing ring, and the cleaning scraping rod is attached to the inner wall of the bearing ring.

Preferably, the polishing rods are hollow, a placing groove is formed in one side of each polishing rod in a penetrating mode, polishing paper is arranged on the outer wall of each polishing rod, an extrusion block is inserted into the bottom end of each polishing rod in a plugging mode, and each extrusion block is conical.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the bearing ring, the bearing ring is placed on the grinding rod and the cleaning scraping rod, the starting motor rotates to drive the rotating shaft and the driving gear to rotate to drive the driven gear to rotate and simultaneously rotate around the outer gear ring, the first connecting rod and the second connecting rod at the bottom of the outer driven gear generate centrifugal force, the second connecting rod can drive the grinding rod and the cleaning scraping rod to touch the inner wall of the bearing ring under the action of the centrifugal force, when the bearing ring is changed in size, the centrifugal force controls the second connecting rod to expand to continue to touch the inner wall of the bearing ring for grinding, and therefore the effect that bearings with various sizes can be used is achieved.

2. When the polishing paper needs to be replaced, the extrusion block is pulled out, the polishing paper is taken out from the placing groove, new polishing paper is placed in the polishing rod from the placing groove, the extrusion block is inserted into the polishing rod, and the polishing paper is limited, so that the effect of replacing polishing abrasive paper quickly and conveniently is achieved.

3. According to the utility model, the grinding rod and the cleaning scraping rod are movably arranged at the bottom of the second connecting rod, the cleaning scraping rod rotates in the bearing ring, and the slag generated after the grinding rod is ground is cleaned, so that the effect of cleaning the slag after grinding is achieved.

Drawings

FIG. 1 is a schematic front view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic bottom view of a portion of the present invention;

fig. 4 is an enlarged view of the structure of the grinding rod of the present invention.

In the figure: 1. an anti-falling top plate; 2. an outer gear ring; 3. a motor; 4. a rotating shaft; 41. a driving gear; 42. a support bar; 5. an anti-drop bottom plate; 6. a driven gear; 7. a first connecting rod; 71. a first round ball; 8. a second connecting rod; 81. a first set of balls; 82. a second sphere; 9. grinding the rod; 91. a placement groove; 92. a second set of balls; 10. polishing paper; 11. extruding the block; 12. cleaning the scraping rod; 13. and (5) bearing a ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

Referring to fig. 1-4, a novel polishing device for manufacturing a precision bearing comprises an anti-drop top plate 1 and a bearing ring 13, wherein an outer gear ring 2 is fixed at the bottom of the anti-drop top plate 1, an anti-drop bottom plate 5 is fixed at the bottom of the outer gear ring 2, the anti-drop top plate 1 and the anti-drop bottom plate 5 limit a driving gear 41 and a driven gear 6 to prevent dropping, a support rod 42 is fixed at one side of the top of the anti-drop top plate 1, a motor 3 is fixed at the top end of the support rod 42, a rotating shaft 4 is fixed at the power output end of the motor 3, a driving gear 41 is fixed at the bottom of the rotating shaft 4, a driven gear 6 is arranged in the middle of the outer gear ring 2, a first connecting rod 7 is fixed at the bottom of the driven gear 6, a second connecting rod 8 is movably installed at the top of the first connecting rod 7, a polishing rod 9 and a cleaning scraping rod 12 are movably installed at the bottom of the second connecting rod 8, and polishing paper 10 is arranged on the outer wall of the polishing rod 9, the inner wall of the bearing ring 13 is ground by rotating the grinding paper 10 to rub against the inner wall of the bearing ring 13.

Wherein, driven gear 6 be provided with four, four driven gear 6 one sides all with the driving gear 41 meshing, and four driven gear 6 opposite sides all with outer gear ring 2 meshing, drive axis of rotation 4 and driving gear 41 through motor 3 and rotate, drive driven gear 6 and rotate, rotate around outer gear ring 2 simultaneously.

Wherein, the head rod 7 also is provided with four, four head rods 7 are fixed with four driven gear 6 respectively, and four head rod 7 bottoms all are fixed with first ball 71, the second connecting rod 8 is equipped with four, and four 8 tops of second connecting rod all are fixed with first set of ball 81, four first set of balls 81 cup joint with four first ball 71 activities respectively, make the second connecting rod 8 carry out the bending, the angle is adjusted between second connecting rod 8 and the head rod 7, second connecting rod 8 carries out the crooked interval value of adjusting between clean scraping rod 12 and the grinding rod 9.

Wherein, four first balls 81 bottoms all are fixed with second ball 82, grinding pin 9 is provided with threely, three grinding pin 9 and clean 12 tops of scraping the pole all are fixed with second ball 92, four second balls 92 cup joint with four second ball 82 activities respectively for 8 crooked backs of second connecting rod clean scraping pole 12 and grinding pin 9 also can be crooked, clean scraping pole 12 and three grinding pin 9 rotate through motor 3 and produce centrifugal force can laminate with bearing ring 13 inner wall.

Wherein, the height value of grinding rod 9 is greater than bearing ring 13 thickness value, and the outer wall of grinding rod 9 and the inner wall laminating of bearing ring 13, the clean pole 12 of scraping and the inner wall laminating of bearing ring 13 of scraping, grinding rod 9 is polished at bearing ring 13 inner wall running friction, grinding rod 9 can polish bearing ring 13 inner wall overall position, clean pole 12 of scraping rotates in bearing ring 13, clear up the sediment that produces after grinding rod 9 polishes.

Wherein, three pole 9 of polishing is the cavity form, and three pole 9 one side of polishing all runs through and has seted up standing groove 91, the outer wall of pole 9 of polishing is provided with

polishing paper

10, 9 bottom pegs graft there is extrusion block 11 of polishing pole, extrusion block 11 is coniform, when needing to be changed polishing paper 10, extract extrusion block 11, will polish paper 10 and take out from standing groove 91, place new polishing paper 10 in pole 9 of polishing from standing groove 91, insert extrusion block 11 in pole 9 of polishing at last, will polish paper 10 and carry on spacingly.

The working principle is as follows: when the bearing ring 13 is used, firstly, the bearing ring 13 is placed on the polishing rod 9 and the cleaning scraping rod 12, the starting motor 3 rotates to drive the rotating shaft 4 and the driving gear 41 to rotate to drive the driven gear 6 to rotate and simultaneously rotate around the outer gear ring 2, the first connecting rod 7 and the second connecting rod 8 at the bottom of the outer driven gear 6 generate centrifugal force, the second connecting rod 8 can drive the polishing rod 9 and the cleaning scraping rod 12 to touch the inner wall of the bearing ring 13 under the action of the centrifugal force, when the bearing ring 13 changes the size, the centrifugal force controls the second connecting rod 8 to expand to continue to touch the inner wall of the bearing ring 13 for polishing, the polishing rod 9 rotates to drive the polishing paper 10 on the outer wall to rotate, the polishing paper 10 performs friction polishing on the inner wall of the bearing ring 13, the cleaning scraping rod 12 rotates in the bearing ring 13, the slag generated after the polishing rod 9 is polished is cleaned, when the polishing paper 10 needs to be changed, the squeezing block 11 is pulled out, the polishing paper 10 is taken out from the placing groove 91, new polishing paper 10 is placed in the polishing rod 9 from the placing groove 91, the squeezing block 11 is finally inserted into the polishing rod 9, and the polishing paper 10 is limited.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A novel grinding device for manufacturing a precision bearing comprises an anti-drop top plate (1) and a bearing ring (13), and is characterized in that an outer gear ring (2) is fixed at the bottom of the anti-drop top plate (1), an anti-drop bottom plate (5) is fixed at the bottom of the outer gear ring (2), a support rod (42) is fixed on one side of the top of the anti-drop top plate (1), a motor (3) is fixed at the top end of the support rod (42), a rotating shaft (4) is fixed at the power output end of the motor (3), a driving gear (41) is fixed at the bottom of the rotating shaft (4), a driven gear (6) is arranged in the middle of the outer gear ring (2), a first connecting rod (7) is fixed at the bottom of the driven gear (6), a second connecting rod (8) is movably mounted at the top of the first connecting rod (7), a grinding rod (9) and a cleaning scraping rod (12) are movably mounted at the bottom of the second connecting rod (8), and the outer wall of the polishing rod (9) is provided with polishing paper (10).

2. The novel grinding device for manufacturing the precision bearing is characterized in that four driven gears (6) are arranged, one side of each of the four driven gears (6) is meshed with the driving gear (41), and the other side of each of the four driven gears (6) is meshed with the external gear ring (2).

3. The novel grinding device for manufacturing the precision bearing as claimed in claim 2, wherein there are four first connecting rods (7), four first connecting rods (7) are respectively fixed to four driven gears (6), the bottom parts of the four first connecting rods (7) are respectively fixed with first round balls (71), the top parts of the four second connecting rods (8) are respectively fixed with first ball sets (81), and the four first ball sets (81) are respectively movably sleeved with the four first round balls (71).

4. The novel grinding device for manufacturing the precision bearing as claimed in claim 3, wherein a second round ball (82) is fixed at the bottom of each of the four first balls (81), the number of the grinding rods (9) is three, a second ball set (92) is fixed at the top of each of the three grinding rods (9) and the cleaning scraping rod (12), and the four second ball sets (92) are movably sleeved with the four second round balls (82).

5. The novel grinding device for manufacturing the precision bearing is characterized in that the height value of the grinding rod (9) is larger than the thickness value of the bearing ring (13), the outer wall of the grinding rod (9) is attached to the inner wall of the bearing ring (13), and the cleaning scraping rod (12) is attached to the inner wall of the bearing ring (13).

6. The novel grinding device for manufacturing the precision bearing as claimed in claim 5, wherein three grinding rods (9) are hollow, a placing groove (91) is formed in one side of each of the three grinding rods (9), grinding paper (10) is arranged on the outer wall of each grinding rod (9), an extrusion block (11) is inserted into the bottom end of each grinding rod (9), and each extrusion block (11) is conical.