CN114683135B

CN114683135B - Automatic bearing inner race channel superfinishing machine

Info

Publication number: CN114683135B
Application number: CN202210392330.4A
Authority: CN
Inventors: 张智; 宋熙; 罗致华; 何亚军
Original assignee: Daw Bearing Co ltd
Current assignee: Daw Bearing Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-12-27
Anticipated expiration: 2042-04-15
Also published as: CN114683135A

Abstract

The application relates to an automatic bearing inner ring channel superfinishing machine, which comprises a table body, wherein one side of the table body is provided with a processing mechanism for processing a bearing on the table body, a plurality of groups of fixing mechanisms for fixing the bearing are arranged on the table body, each group of fixing mechanisms comprises an arc-shaped plate and a fixing plate arranged opposite to the arc-shaped plate, the arc-shaped plates are fixedly arranged on the table body and are positioned at positions close to the edge of the table body, each fixing plate comprises a plurality of connecting plates, hinge rods are arranged between the adjacent connecting plates and are arranged in a telescopic structure, one end of each hinge rod is hinged to one connecting plate of the adjacent connecting plates, the other end of each hinge rod is hinged to the other connecting plate of the adjacent connecting plates, and each fixing mechanism further comprises a driving mechanism for driving the connecting plates at the two ends of the plurality of connecting plates to move towards the arc-shaped plates; the application has the advantage of improving the adaptability of the superfinishing machine to simultaneously process a plurality of bearings of different specifications.

Description

Automatic bearing inner race channel superfinishing machine

Technical Field

The application relates to the field of part machining equipment, in particular to an automatic bearing inner ring channel superfinishing machine.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process, and guarantee its gyration precision. The ball bearing inner ring channel superfinishing machine used at present processes a workpiece.

Chinese patent with grant publication number CN211916493U discloses an automatic super smart machine of bearing inner race channel, including base, outer splint and backup pad, fixed frame is installed to the upper end of base, outer splint are located the upper end edge of disc board, the inboard of first circular arc board is provided with the second circular arc board, the other end of piston rod is connected with electric putter, the slider is installed in the lower extreme integration of inner splint, the backup pad is located the right side of disc board. This super smart machine passes through first circular arc board and second circular arc board with the encirclement of bearing firmly for the bearing position is fixed, avoid the bearing position skew phenomenon to appear in the course of working, the disc board moves the bearing and rotates, this item sets up the processing head of being convenient for and carries out continuous processing to the bearing, every five bearings set up to a set of, can carry out whole dismantlement to it after a set of bearing processing finishes, can process another group's bearing when taking off the bearing that processing finishes, this item sets up effectual save time, the machining efficiency of bearing is improved.

With respect to the related art among the above, there are the following technical drawbacks: when the bearing diameter size that needs processing is different, drive the second circular arc board through electric putter and remove towards first circular arc board, then can lead to the less bearing of diameter can't be fixed, has reduced the suitability of super smart machine when processing simultaneously a plurality of bearings of different specifications.

Disclosure of Invention

In order to improve the adaptability of superfinishing machine to a plurality of bearings of different specifications simultaneous processing, the application provides an automatic bearing inner race groove superfinishing machine.

The application provides an automatic bearing inner race channel superfinishing machine adopts following technical scheme:

the utility model provides an automatic super smart machine of bearing inner race channel, includes the stage body, one side of stage body is provided with the processing agency that is used for carrying out processing to the bearing on the stage body, be provided with the fixed establishment that the multiunit is used for fixing the bearing on the stage body, every fixed establishment of group all includes the arc and the fixed plate that sets up relatively with the arc, the fixed setting of arc just is located the position setting near the edge of stage body on the stage body, the fixed plate includes a plurality of connecting plates, and is adjacent be provided with the hinge bar between the connecting plate, the hinge bar sets up to scalable structure, the articulated setting of one end of hinge bar is on one of them connecting plate of adjacent connecting plate, and the articulated setting of other end is on another connecting plate of adjacent connecting plate, fixed establishment is still including being arranged in driving a plurality of connecting plates the connecting plate at both ends towards the actuating mechanism that the arc removed simultaneously.

Through adopting above-mentioned technical scheme, place a plurality of bearings between arc and fixed plate, drive the connecting plate through actuating mechanism and remove towards the arc, make a plurality of connecting plates remove towards the arc, make a plurality of connecting plate one-to-ones with a plurality of bearing butt on the arc, but set up to extending structure because of the hinge bar, thereby make the hinge bar change length drive the bearing butt of connecting plate with different specifications on the arc, make fixed establishment can fix the bearing of different specifications simultaneously, super smart machine suitability when adding man-hour has been improved.

Optionally, the telescopic structure comprises a fixed rod and a movable rod which is inserted into the fixed rod and is slidably connected into the fixed rod, the fixed rod is hinged to one of the adjacent connecting plates, the movable rod is hinged to the other connecting plate of the adjacent connecting plates, and an adjusting piece used for adjusting the movable rod to any position in the fixed rod is arranged in the fixed rod.

Through adopting above-mentioned technical scheme, be located the position of dead lever through the adjustable carriage release lever of regulating part to adjust the length of hinge bar, make the hinge bar of different length can drive the connecting plate fixed to different specification bearings, adopt setting up its simple structure of dead lever and carriage release lever, improved the regulation effect to hinge bar length.

Optionally, the adjusting part comprises a spring, one end of the spring is fixedly connected to the bottom wall of the fixing rod, and the other end of the spring is fixedly connected to the bottom wall of the moving rod.

Through adopting above-mentioned technical scheme, the setting that adopts the spring can make the different specification bearings of hinge bar automatic adaptation to when the connecting plate with the bearing butt to the arc on, the spring can be by the pulling to tensile state, thereby make the connecting plate rely on the elasticity of spring to support the bearing tightly to the arc on, improved the fixed effect to the bearing.

Optionally, the driving mechanism includes a connecting rod and adjusting electric cylinders disposed on the connecting rod and located at two sides of the connecting rod, and driving ends of the adjusting electric cylinders at two sides are fixedly disposed on the connecting plate at the two ends of the plurality of connecting plates in a one-to-one correspondence manner.

Through adopting above-mentioned technical scheme, can drive the connecting plate removal at both ends in a plurality of connecting plates through adjusting the electric jar to make a plurality of connecting plates at middle part can be simultaneously with a plurality of bearing butt on the arc, adopt its simple structure of setting up of adjusting the electric jar, improved the drive effect to the connecting plate.

Optionally, the hinge bar is hinged to the connecting plate through a bolt and a nut, the bolt is penetrated through and is connected to the connecting plate and the hinge bar in a sliding mode, the nut is sleeved with the nut and is connected to the bolt in a threaded mode, and the driving end of the adjusting electric cylinder is detachably connected to the connecting plate.

Through adopting above-mentioned technical scheme, the setting that adopts bolt and nut is convenient for be located the connecting plate and take off on the hinge bar, through the quantity adjustment to connecting plate and hinge bar to drive the connecting plate of adjusting the different positions of electric cylinder drive, make with a set of can fix simultaneously the bearing of the different quantity of different specifications, further improved the suitability of super smart machine.

Optionally, an adjusting groove has been seted up along the length direction of the connecting rod on the connecting rod, the both sides that just are located the adjusting groove in the adjusting groove slide and are provided with the regulating block, the fixed regulating plate that is located outside the adjusting groove that is provided with on the regulating block, both sides the fixed setting of regulation electric jar one-to-one is on both sides regulating plate, be provided with on the connecting rod and be used for driving both sides and adjust the adjustment mechanism that the electric jar is close to each other or keeps away from.

Through adopting above-mentioned technical scheme, can drive both sides through adjustment mechanism and adjust that the electric jar is close to each other or keep away from to adjust the interval between the adjacent connecting plate, make the connecting plate of different intervals can further fix different specifications and the bearing of different quantity, thereby further improved the suitability of super smart machine.

Optionally, the adjusting mechanism includes that the length direction along the adjustment tank rotates the two-way lead screw that sets up in the adjustment tank, both sides the regulating block cover is established and threaded connection is on the both ends screw portion of two-way lead screw, the fixed accommodate motor who is used for driving two-way lead screw pivoted that is provided with on the connecting rod.

Through adopting above-mentioned technical scheme, drive two-way lead screw through adjusting motor and rotate, slide to set up in the adjustment tank because of the regulating block for the regulating block can not follow the rotation of two-way lead screw and rotate, thereby both sides regulating block drive regulating plate is close to or keeps away from each other, makes both sides adjust the electric jar and is close to or keeps away from each other, further improves the fixed effect to the bearing.

Optionally, wear to establish and rotate on the regulating plate and be connected with the axis of rotation, the mesa of the length direction perpendicular to stage body of axis of rotation, the fixed plate body that is provided with in the axis of rotation, it sets up to adjust the electric jar is fixed on the plate body, be provided with on the regulating plate and be used for driving the axis of rotation and drive regulation electric jar pivoted slewing mechanism.

Through adopting above-mentioned technical scheme, can drive the axis of rotation through slewing mechanism and rotate, thereby further adjust the both sides and adjust the interval between the electric jar, and can drive the drive end of adjusting the electric jar and adjust its orientation, thereby further make super smart machine be applicable to the bearing of different specifications and different quantity, and because of the arc is the arc setting, through the orientation of adjusting the electric jar, further improved to support tight effect to the arc with a plurality of bearings, thereby improved the fixed effect to a plurality of bearings.

Optionally, slewing mechanism includes worm wheel, worm and rotation motor, worm wheel cover is established and fixed connection is in the axis of rotation, the fixed setting of worm is served and is engaged with the worm wheel on the drive that rotates the motor, it sets up on the regulating plate to rotate the motor is fixed.

Through adopting above-mentioned technical scheme, drive the worm through rotating the motor and rotate for the worm wheel drives the axis of rotation and rotates, and the axis of rotation can drive the plate body and rotate, thereby makes the plate body drive the regulation electric jar and rotates, thereby adjusts the orientation of adjusting the electric jar drive end, adopts setting up its simple structure of worm and worm wheel, can drive the regulation electric jar and fix to the position after arbitrary the removal, has improved the drive effect to adjusting the electric jar.

In summary, the present application includes at least one of the following beneficial technical effects:

the bearings are placed between the arc-shaped plate and the fixing plate, the connecting plate is driven to move towards the arc-shaped plate through the driving mechanism, the connecting plates move towards the arc-shaped plate, the bearings are abutted to the arc-shaped plate through the connecting plates in a one-to-one correspondence mode, the hinge rod is arranged to be of a telescopic structure, so that the length of the hinge rod is changed, the connecting plates are driven to abut the bearings with different specifications to the arc-shaped plate, the fixing mechanism can fix the bearings with different specifications at the same time, and the applicability of the superfinishing machine during processing is improved;

the adjusting mechanisms can drive the adjusting electric cylinders on the two sides to get close to or away from each other, so that the distance between the adjacent connecting plates is adjusted, the connecting plates with different distances can further fix bearings with different specifications and different numbers, and the applicability of the superfinishing machine is further improved;

can drive the axis of rotation through slewing mechanism and rotate to further adjust the both sides and adjust the interval between the electric jar, and can drive the drive end of adjusting the electric jar and adjust its orientation, thereby further make super smart machine be applicable to the bearing of different specifications and different quantity, and because of the arc sets up for the arc, through the orientation of adjusting the electric jar, further improved and supported tight effect to the arc with a plurality of bearings, thereby improved the fixed effect to a plurality of bearings.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural view for showing a fixing mechanism according to an embodiment of the present application;

fig. 3 is a schematic half-sectional structure diagram for showing a spring, a bolt and a nut according to an embodiment of the present application.

Description of reference numerals: 1. a table body; 11. an arc-shaped plate; 12. a fixing plate; 121. a connecting plate; 122. an arc-shaped slot; 13. a hinged lever; 131. fixing the rod; 132. a travel bar; 133. a bolt; 134. a nut; 135. a spring; 14. a connecting rod; 141. adjusting an electric cylinder; 142. disassembling the plate; 143. a screw; 144. an adjustment groove; 145. a regulating block; 146. an adjusting plate; 147. a bidirectional screw; 148. adjusting the motor; 15. a rotating shaft; 151. a plate body; 152. a worm gear; 153. a worm; 154. the motor is rotated.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses an automatic bearing inner ring channel superfinishing machine. Referring to fig. 1, the automatic bearing inner ring channel superfinishing machine comprises a table body 1, wherein a processing mechanism for processing a bearing on the table body 1 is arranged on one side of the table body 1; the processing mechanism is the prior art, and the specific structure of the processing mechanism is not described in detail.

With reference to fig. 1 and fig. 2, a plurality of sets of fixing mechanisms for fixing the bearing are disposed on the table body 1, in this embodiment, two sets of fixing mechanisms are disposed, each set of fixing mechanism includes an arc plate 11 and a fixing plate 12 disposed opposite to the arc plate 11, the arc plate 11 is fixedly disposed on the table body 1 and located at a position close to an edge of the table body 1, a notch of the arc plate 11 is disposed toward a position where a center of a table top of the table body 1 is located, and the fixing plate 12 includes a plurality of connecting plates 121; in this embodiment, an arc-shaped slot 122 for fitting with a bearing is opened on the surface of each connecting plate 121 facing the arc-shaped plate 11.

With reference to fig. 2 and 3, in order to adjust the positions of the adjacent link plates 121, the hinge rods 13 are disposed between the adjacent link plates 121, the hinge rods 13 are arranged in a telescopic structure, the telescopic structure includes a fixed rod 131 and a movable rod 132 inserted into and slidably connected to the fixed rod 131, the fixed rod 131 is hinged to one of the link plates 121 of the adjacent link plates 121, and the movable rod 132 is hinged to the other link plate 121 of the adjacent link plates 121; when the moving bar 132 moves within the fixed bar 131, the interval between each connection plate 121 and the arc plate 11 can be adjusted, so that the connection plate 121 can be fixed to bearings of different specifications.

With reference to fig. 2 and 3, in order to adjust the number of the connecting plates 121, the hinge rod 13 is hinged to the connecting plate 121 through a bolt 133 and a nut 134, the bolt 133 is inserted into and slidably connected to the connecting plate 121 and the hinge rod 13, the nut 134 is sleeved on the bolt 133 and is in threaded connection with the bolt 133, and the head of the bolt 133 is abutted to two faces of the connecting plate 121 and the hinge rod 13 which face away from each other.

With reference to fig. 2 and 3, in order to drive the plurality of connecting plates 121 to be simultaneously suitable for a plurality of bearings with different specifications, an adjusting member for adjusting the movable rod 132 to any position in the fixed rod 131 is arranged in the fixed rod 131; the adjusting member comprises a spring 135, one end of the spring 135 is fixedly connected to the bottom wall of the fixed rod 131, and the other end is fixedly connected to the bottom wall of the movable rod 132; when the movable rod 132 is located in the fixed rod 131 to move, the spring 135 can be driven to be pulled to a stretching state, so that the connecting plate 121 abuts the bearing to the arc plate 11 by means of the elastic force of the spring 135, and the fixing effect of the bearing is improved.

As shown in fig. 2, the fixing mechanism further includes a driving mechanism for driving the connection plate 121 at the two-most end of the plurality of connection plates 121 to simultaneously move toward the arc plate 11; the driving mechanism comprises a connecting rod 14 and adjusting electric cylinders 141 which are arranged on the connecting rod 14 and located on two sides of the connecting rod 14, and driving ends of the adjusting electric cylinders 141 on two sides are fixedly arranged on the connecting plates 121 on the two ends of the plurality of connecting plates 121 in a one-to-one correspondence mode.

As shown in fig. 2, in order to detachably connect the driving end of the adjustment electric cylinder 141 to the connection plate 121, a detaching plate 142 is fixedly arranged at the driving end of the adjustment electric cylinder 141, and the detaching plate 142 and the connection plate 121 are detachably connected together through a screw 143, so that the driving of any connection plate 121 by the adjustment electric cylinder 141 can be adjusted on the premise of adjusting the number of the connection plates 121.

As shown in fig. 2, in order to adjust the distance between the two side adjusting electric cylinders 141, an adjusting groove 144 is formed on the connecting rod 14 along the length direction of the connecting rod 14, adjusting blocks 145 are slidably disposed in the adjusting groove 144 and on the two sides of the adjusting groove 144, an adjusting plate 146 outside the adjusting groove 144 is fixedly disposed on the adjusting block 145, the two side adjusting electric cylinders 141 are fixedly disposed on the two side adjusting plates 146 in a one-to-one correspondence manner, in this embodiment, the cross section of the adjusting groove 144 is "T" shaped, and the adjusting block 145 is disposed in cooperation with the "T" shaped adjusting groove 144.

As shown in fig. 2, in order to drive the two-side adjusting blocks 145 to approach or separate from each other, an adjusting mechanism for driving the two-side adjusting electric cylinders 141 to approach or separate from each other is arranged on the connecting rod 14; the adjusting mechanism comprises a bidirectional screw 147 which is rotatably arranged in the adjusting groove 144 along the length direction of the adjusting groove 144, adjusting blocks 145 on two sides are sleeved and are in threaded connection with thread parts at two ends of the bidirectional screw 147, and an adjusting motor 148 for driving the bidirectional screw 147 to rotate is fixedly arranged on the connecting rod 14; drive two-way lead screw 147 through adjusting electric cylinder 141 and rotate, because of regulating block 145 slides and sets up in adjustment tank 144 for regulating block 145 can not follow two-way lead screw 147's rotation and rotate, thereby make both sides regulating block 145 drive both sides regulating block 145 and be close to each other or keep away from, make both sides regulating block 145 drive adjust electric cylinder 141 and be close to each other or keep away from, thereby make both sides adjust electric cylinder 141 and be applicable to the connecting plate 121 of different quantity.

As shown in fig. 2, in order to drive the adjusting electric cylinder 141 to adjust the orientation of the driving end thereof along the horizontal direction, the adjusting plate 146 is penetrated and rotatably connected with the rotating shaft 15, the length direction of the rotating shaft 15 is perpendicular to the table top of the table body 1, a plate body 151 is fixedly arranged on the rotating shaft 15, and the adjusting electric cylinder 141 is fixedly arranged on the plate body 151.

As shown in fig. 2, the adjusting plate 146 is provided with a rotating mechanism for driving the rotating shaft 15 to drive the adjusting electric cylinder 141 to rotate; the rotating mechanism comprises a worm wheel 152, a worm 153 and a rotating motor 154, the worm wheel 152 is sleeved and fixedly connected on the rotating shaft 15, the worm 153 is fixedly arranged on the driving end of the rotating motor 154 and meshed with the worm wheel 152, and the rotating motor 154 is fixedly arranged on the adjusting plate 146; the worm 153 is driven to rotate by the rotating motor 154, so that the worm wheel 152 drives the rotating shaft 15 to rotate, the plate body 151 drives the adjusting electric cylinder 141 to rotate, and the two-side adjusting electric cylinder 141 is suitable for different numbers of connecting plates 121.

The implementation principle of the automatic bearing inner ring channel superfinishing machine in the embodiment of the application is as follows: when a plurality of bearings of different specifications need to be fixed simultaneously, the number of the connecting plates 121 is determined according to the number of the bearings, the plurality of connecting plates 121 are fixed together through the bolts 133 and the nuts 134, the driving end of the adjusting electric cylinder 141 is fixed on the connecting plate 121 through the detaching plate 142 and the screws 143, the worm 153 is driven to rotate through the rotating motor 154, the worm wheel 152 drives the rotating shaft 15 to rotate, the plate body 151 drives the adjusting electric cylinder 141 to rotate, the orientation of the adjusting electric cylinder 141 on both sides is adjusted, the adjusting motor 148 drives the bidirectional screw 147 to rotate, the adjusting blocks 145 on both sides drive the adjusting electric cylinder 141 to adjust the distance, the plurality of bearings of different specifications are arranged between the connecting plates 121 and the arc plates 11, the adjusting electric cylinder 141 drives the plurality of connecting plates 121 to move towards the arc plates 11 simultaneously, when the connecting plates 121 abut against the bearings, the moving rods 132 are driven to be located in the fixing rods 131 to pull the springs 135 to be in a stretching state, the connecting plates abut against the bearings 121 to the arc plates 11 by means of the elasticity of the springs 135, the plurality of the hinge rods 13 are stretched to be different lengths, thereby fixing the bearings of different specifications simultaneously.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic super smart machine of bearing inner race channel, includes stage body (1), one side of stage body (1) is provided with the processing agency that is used for carrying out processing to the bearing on stage body (1), its characterized in that: the bearing fixing device is characterized in that a plurality of groups of fixing mechanisms used for fixing bearings are arranged on the table body (1), each group of fixing mechanisms comprises an arc-shaped plate (11) and a fixing plate (12) arranged opposite to the arc-shaped plate (11), the arc-shaped plates (11) are fixedly arranged on the table body (1) and are located at positions close to the edge of the table body (1), each fixing plate (12) comprises a plurality of connecting plates (121), a hinge rod (13) is arranged between every two adjacent connecting plates (121), each hinge rod (13) is of a telescopic structure, one end of each hinge rod (13) is hinged to one connecting plate (121) of every two adjacent connecting plates (121), the other end of each hinge rod is hinged to the other connecting plate (121) of every two adjacent connecting plates (121), and each fixing mechanism further comprises a driving mechanism used for driving the connecting plates (121) at the two ends of the connecting plates (121) to move towards the arc-shaped plates (11) at the same time;

the telescopic structure comprises a fixed rod (131) and a movable rod (132) which is connected in the fixed rod (131) in an inserting and sliding mode, the fixed rod (131) is hinged to one connecting plate (121) of the adjacent connecting plates (121), the movable rod (132) is hinged to the other connecting plate (121) of the adjacent connecting plates (121), and an adjusting piece used for adjusting the movable rod (132) to any position in the fixed rod (131) is arranged in the fixed rod (131).

2. The automatic bearing inner race groove superfinishing machine of claim 1, wherein: the adjusting piece comprises a spring (135), one end of the spring (135) is fixedly connected to the bottom wall of the fixed rod (131), and the other end of the spring (135) is fixedly connected to the bottom wall of the movable rod (132).

3. The automatic bearing inner race groove superfinishing machine of claim 1, wherein: the driving mechanism comprises a connecting rod (14) and adjusting electric cylinders (141) which are arranged on the connecting rod (14) and located on two sides of the connecting rod (14), and driving ends of the adjusting electric cylinders (141) on the two sides are fixedly arranged on the connecting plates (121) at the two most ends of the connecting plates (121) in a one-to-one correspondence mode.

4. The automatic bearing inner race groove superfinishing machine of claim 3, wherein: articulated rod (13) are articulated to be set up on connecting plate (121) through bolt (133) and nut (134), bolt (133) wear to establish and sliding connection on connecting plate (121) and articulated rod (13), nut (134) cover is established and threaded connection is on bolt (133), the drive end of adjusting electric cylinder (141) can be dismantled and connect on connecting plate (121).

5. The automatic bearing inner race groove superfinishing machine of claim 3, wherein: adjustment tank (144) have been seted up along the length direction of connecting rod (14) on connecting rod (14), the both sides that just are located adjustment tank (144) in adjustment tank (144) slide and are provided with regulating block (145), fixed being provided with regulating plate (146) that are located outer in adjustment tank (144) on regulating block (145), both sides the fixed setting of regulation electric jar (141) one-to-one is on both sides regulating plate (146), be provided with on connecting rod (14) and be used for driving both sides and adjust the adjustment mechanism that electric jar (141) are close to each other or keep away from each other.

6. The automatic bearing inner race groove superfinishing machine of claim 5, wherein: the adjusting mechanism comprises a bidirectional screw rod (147) which is rotatably arranged in an adjusting groove (144) along the length direction of the adjusting groove (144), adjusting blocks (145) are sleeved on two sides of the bidirectional screw rod (147) and are in threaded connection with thread portions at two ends of the bidirectional screw rod (147), and an adjusting motor (148) which is used for driving the bidirectional screw rod (147) to rotate is fixedly arranged on the connecting rod (14).

7. The automatic bearing inner race groove superfinishing machine of claim 6, wherein: wear to establish and rotate on regulating plate (146) and be connected with axis of rotation (15), the mesa of the length direction perpendicular to stage body (1) of axis of rotation (15), the fixed plate body (151) that is provided with on axis of rotation (15), it is in to adjust electric jar (141) fixed the setting on plate body (151), be provided with on regulating plate (146) and be used for driving axis of rotation (15) and drive regulation electric jar (141) pivoted slewing mechanism.

8. The automatic bearing inner race raceway superfinishing machine of claim 7, wherein: slewing mechanism includes worm wheel (152), worm (153) and rotates motor (154), worm wheel (152) cover is established and fixed connection is on axis of rotation (15), worm (153) are fixed to be set up on the drive end of rotating motor (154) and mesh with worm wheel (152), it sets up on regulating plate (146) to rotate motor (154) fixed.