CN210678094U

CN210678094U - Annular member deburring device

Info

Publication number: CN210678094U
Application number: CN201921521537.7U
Authority: CN
Inventors: 王斌; 齐铁城; 殷红秋; 杨建华; 杨力
Original assignee: CNNC Tianjin Technology Development Co Ltd
Current assignee: CNNC Tianjin Technology Development Co Ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-06-05
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses an annular piece removes thorn device, remove thorn device including removing thorn mechanism and work piece dress card mechanism, wherein: the deburring mechanism comprises a brush wheel, a first motor and a first driving structure, wherein the first motor is used for driving the brush wheel to rotate along the axis of the brush wheel, and the first driving structure is used for driving the brush wheel to enter or exit a station; the motor is fixed on the first bearing seat, and the first driving structure comprises a first guide assembly for providing advancing and retreating guide for the first bearing seat and a first power assembly for driving the first guide assembly to move along the advancing and retreating direction; the workpiece clamping mechanism comprises a second motor, a positioning assembly and a second driving structure, wherein the second motor is used for driving the annular part to rotate along the axis of the annular part, the positioning assembly is used for fixing the annular part on an output shaft of the second motor, the second driving structure is used for driving the annular part to reciprocate in the axial direction, the second motor is fixed on a second bearing seat, and the second driving structure comprises a second guiding assembly and a second power assembly, the second guiding assembly is used for providing axial guiding for the second bearing seat, and the second power assembly is used for driving the second guiding assembly to move along the axial direction. The utility model discloses it is efficient to remove thorn.

Description

Annular member deburring device

Technical Field

The utility model relates to an annular part processing technology field especially relates to an annular part deburring device.

Background

In the machining industry, the machined workpiece usually generates flash or burr at the edge, and a deburring procedure needs to be set for removing the flash or burr to ensure the surface quality after machining. The conventional deburring method mainly comprises a manual scraping method, a grinding and polishing deburring method, a vibration friction deburring method and the like, but the deburring methods have specific use conditions or object limitations and have limitations and disadvantages of different degrees on deburring efficiency, environmental protection and deburring effect. The utility model discloses mainly introduce one kind to cyclic annular spare but not the special use of this type of part, environmental protection, efficient and remove thorn device, can solve the shortcoming and not enough that traditional thorn method exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a thorn device is removed to the manual thorn method of scraping that exists among the prior art, the problem that the thorn method was removed to the mill throw, vibration friction thorn method all had specific service condition.

The utility model discloses an on the other hand provides cyclic annular piece removes thorn device removes thorn in-process, and brush wheel and cyclic annular piece are gyration in opposite directions, and second power component drive cyclic annular piece carries out reciprocating motion along the axial simultaneously, has and reinforces the thorn effect, guarantees to remove the advantage of thorn quality for remove cyclic annular piece surface smoothness after stinging higher.

For realizing the utility model discloses a technical scheme that the purpose adopted is:

the utility model provides a cyclic annular piece removes thorn device, includes that removes thorn mechanism and work piece dress card mechanism, wherein:

the deburring mechanism comprises a brush wheel, a first motor and a first driving structure, wherein the first motor is used for driving the brush wheel to rotate along the axis of the brush wheel, and the first driving structure is used for driving the brush wheel to enter or exit a station; the motor is fixed on the first bearing seat, and the first driving structure comprises a first guide assembly for providing advancing and retreating guide for the first bearing seat and a first power assembly for driving the first guide assembly to move along the advancing and retreating direction;

the workpiece clamping mechanism comprises a second motor, a positioning assembly and a second driving structure, wherein the second motor is used for driving the annular part to rotate along the axis of the annular part, the positioning assembly is used for fixing the annular part on an output shaft of the second motor, the second driving structure is used for driving the annular part to reciprocate in the axial direction, the second motor is fixed on a second bearing seat, and the second driving structure comprises a second guiding assembly and a second power assembly, the second guiding assembly is used for providing axial guiding for the second bearing seat, and the second power assembly is used for driving the second guiding assembly to move along the axial direction.

In the above technical solution, the rotation direction of the ring-shaped member is opposite to the rotation direction of the brush wheel.

In the above technical solution, the guide rails of the first guide assembly and the second guide assembly are fixed on the bottom plate, the first driving structure drives the brush wheel to move back and forth in the Y-axis direction of the bottom plate, and the second power assembly drives the structural annular member to move back and forth in the X-axis direction of the bottom plate.

In the above technical scheme, the first guide assembly includes a first slider fixed at the bottom of the first bearing seat and a first linear guide rail arranged along the advancing and retreating direction, the first slider is slidably connected to the first linear guide rail, a limit seat is fixed at the end of the first guide assembly to limit the feeding position of the brush wheel, and a limit column facing the first bearing seat is arranged on the limit seat.

In the above technical solution, a brush wheel rod of the brush wheel is fixed on an output shaft of the first motor through a three-jaw chuck.

In the technical scheme, the first power assembly comprises an air cylinder, the lever end of the air cylinder is fixedly connected with the first bearing seat, the tail end of the cylinder body of the air cylinder is fixed on an air cylinder support, the air cylinder support is fixed on a bottom plate and is of a stepped shaft structure, the large-diameter section is an optical axis, the bottom of the air cylinder is provided with a screw hole, the air cylinder is connected with the bottom plate through a screw, the small-diameter section is processed with an external thread, and a matching fixing bolt is used for connecting and fastening the connecting ring at the end part of the air cylinder.

In the above technical scheme, the positioning assembly comprises a positioning mandrel fixed on the output shaft of the second motor, and a pressing ring and a locking nut which are used for pressing the annular member on the positioning mandrel.

In the technical scheme, the circumference lateral wall of positioning core axle is boss structure, the circumference lateral wall of boss structure's minor diameter end is used for injecing the radial position of cyclic annular piece, boss structure's step cooperation the clamping ring is injecing the axial position of cyclic annular piece, positioning core axle axial tip is equipped with the screw thread axle in order to load lock nut with the clamping ring, the confession has been seted up to the radial direction of clamping ring the radial opening that the screw thread axle passed.

In the technical scheme, a blind hole used for being connected with a second motor output shaft is formed at one axial end of the positioning mandrel, a threaded hole communicated with the blind hole is formed in the radial direction of the positioning mandrel, and a jackscrew penetrates through the threaded hole to fix the positioning mandrel in a key groove in the axial direction of the second motor output shaft.

In the above technical solution, the second power assembly includes an eccentric wheel for driving the second bearing seat to move along the axial direction of the annular member, a third motor for driving the eccentric wheel to rotate, and a pressure spring for providing restoring force to the second bearing seat, wherein one end of the pressure spring is in contact with the second bearing seat, and the other end of the pressure spring is in contact with the fixed baffle.

In the above technical solution, the eccentric wheel is fixed at an end of an output shaft of the third motor by a pressing plate or a screw to perform axial positioning and fastening; one end of the pressure spring is sleeved outside the optical axis fixed on the second bearing seat, the other end of the pressure spring is in contact with the side face of the baffle, and a through hole for the optical axis to pass through is formed in the baffle.

In the above technical solution, it is characterized in that: the second guide assembly comprises a second sliding block fixed at the bottom of the second bearing seat and a second linear guide rail arranged along the advancing and retreating direction, and the second sliding block is connected to the second linear guide rail in a sliding mode.

The annular component deburring device comprises the following steps:

step 1, fixing the annular part on the output shaft of the second motor by using the positioning assembly to finish workpiece clamping;

step 2, the brush wheel enters a station under the driving of the first driving structure, the first motor and the second motor are started, the brush wheel and the annular part rotate in opposite directions, and meanwhile the second power assembly drives the annular part to reciprocate in the axial direction;

and 3, the brushing wheel is driven by the first driving structure to exit the station, the first motor and the second motor are closed, and the annular part is taken down from the workpiece clamping mechanism.

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

1. the utility model discloses an annular member removes thorn device, it removes thorn mechanism and work piece dress card positioning mechanism all can revolve, can realize relatively revolving, reinforces and removes thorn effect.

2. In the process of removing the thorn, the clamping and positioning mechanism can also reciprocate along the axial direction of the annular part, so that the front and the back of the workpiece can contact the brushing wheel, and the thorn removing efficiency is improved.

3. The deburring mechanism of the brush wheel is a scraping mode, is different from the traditional friction deburring principle of polishing and vibration deburring, does not generate dust and spray basically, has better environmental protection property, is more favorable for the body health of an operator, and does not have occupational health hazard.

Drawings

FIG. 1 is a front view of the ring deburring device of the present invention;

FIG. 2 is a top view of the ring deburring device;

FIG. 3 is a side view of the ring deburring device;

FIG. 4 is a cross-sectional view of a workpiece chucking mechanism;

FIG. 5 is an enlarged view of the positioning assembly;

FIG. 6 is an isometric view of a ring deburring device;

in the figure: 1-bottom plate, 2-first bearing seat, 3-first motor, 4-brush wheel, 5-limiting seat, 6-limiting column, 7-cylinder, 8-cylinder support, 9-positioning mandrel, 10-second motor, 11-locking nut, 12-pressing ring, 13-ring piece, 14-jackscrew, 15-eccentric wheel, 16-pressing piece, 17-third motor, 18-first slide block, 19-first linear guide rail, 20-pressing spring, 21-baffle, 22-second bearing seat, 23-threaded shaft, 24-second slide block, 25-second linear guide rail, 26-step and 27-radial opening.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

the deburring mechanism comprises a brush wheel 4, a first motor 3 for driving the brush wheel 4 to rotate along the axis of the brush wheel and a first driving structure for driving the brush wheel 4 to enter or exit a station; the motor 3 is fixed on the first bearing seat 2, and the first driving structure comprises a first guide assembly for providing advancing and retreating guide for the first bearing seat 2 and a first power assembly for driving the first guide assembly to move along the advancing and retreating direction;

the workpiece clamping mechanism comprises a second motor 10 for driving the annular part 13 to rotate along the axis of the annular part 13, a positioning assembly for fixing the annular part 13 on an output shaft of the second motor 10, and a second driving structure for driving the annular part 13 to reciprocate in the axial direction, wherein the second motor 10 is fixed on a second bearing seat 22, and the second driving structure comprises a second guide assembly for providing axial guide for the second bearing seat 22 and a second power assembly for driving the second guide assembly to move in the axial direction.

The deburring mechanism is mainly used for clamping the deburring brush wheel and driving the deburring brush wheel to rotate, and has the functions of entering and exiting stations; the workpiece clamping mechanism is used for clamping and rotating the annular part 13, has an axial reciprocating motion function, strengthens the deburring effect and ensures the deburring quality.

Preferably, the rotation direction of the ring-shaped member 13 is opposite to the rotation direction of the brush wheel 4, and the opposite rotation can optimize the deburring effect and improve the deburring efficiency.

Preferably, the guide rails of the first guide assembly and the second guide assembly are fixed on the base plate 1, the first driving mechanism drives the brush wheel 4 to move forward and backward in the Y-axis direction of the base plate 1, and the second power assembly drives the structural ring 13 to move back and forth in the X-axis direction of the base plate 1.

The annular part removes the thorn device

The method comprises the following steps:

step 1, fixing the annular part 13 on an output shaft of the second motor 10 by using the positioning assembly to finish workpiece clamping;

step 2, the brush wheel 4 enters a station under the driving of the first driving structure, the first motor 3 and the second motor 10 are started, the brush wheel 4 and the annular part 13 rotate oppositely, and meanwhile, the second power assembly drives the annular part 13 to reciprocate along the axial direction;

and 3, the brushing wheel 4 is driven by the first driving structure to exit the station, the first motor 3 and the second motor 10 are closed, and the annular part 13 is taken down from the workpiece clamping mechanism.

Example 2

For the deburring mechanism:

preferably, the first bearing seat 2 has a plate-shaped structure with an L-shaped cross section. The verticality requirement is 0.01mm, the first motor 3 is fixed on the vertical plate of the plate-shaped structure through a screw, and the first motor 3 is positioned right above the horizontal plate of the plate-shaped structure. The space is saved, and the fixation is firm and stable.

Preferably, the first guide assembly includes a first slider 18 fixed to the bottom of the first carriage 2 and a first linear guide 19 disposed along the advancing and retreating direction, and the first slider 18 is slidably coupled to the first linear guide 19. The first slide block 18 is fixed on the bottom surface of the horizontal plate of the first carrier 2 by screws. The first linear guide rail 19 is a dovetail groove guide rail, and a dovetail groove is formed on the first slider 18. The inner side of the dovetail groove can be embedded with balls, so that the sliding effect is improved. The first sliding block 18 is a standard universal part and is matched with the first linear guide rail 19 for use, and the motion straightness error is not more than 0.02mm within the range of 100 mm. The first linear guide rail 19 is a standard universal part and is matched with the first sliding block 18 for use, and the motion straightness error is not more than 0.02mm within the range of 100 mm. The first guide assembly can also adopt a linear bearing pair with a sliding block.

Preferably, the first motor 3 is an ac or dc high-speed motor, and has a rotation speed of 2000r/min or more.

Preferably, the brush wheel rod of the brush wheel 4 is fixed to the output shaft of the first motor 3 by a three-jaw chuck. The brush wheel 4 is clamped by the three-jaw chuck, so that the rotating concentricity of the brush wheel 4 is ensured. The brush wheel 4 is a composite material brush wheel, which is a special wheel-shaped brush for removing thorns or polishing, the wheel diameter and the brush wire diameter can be adjusted according to requirements, and sand grains or other auxiliary materials for increasing friction force can be added into the brush wire material; the straightness of the brush wheel rod is required to be not less than 0.05 mm.

Preferably, a limiting seat 5 is fixed at an end of the first guiding assembly to limit the feeding position of the brush wheel 4, and a limiting column 6 facing the first bearing seat 2 is arranged on the limiting seat 5. The limiting seat 5 is of a plate-shaped structure with an L-shaped section, a horizontal panel of the limiting seat 5 is fixed on the bottom plate 1 through a screw, and a vertical panel of the limiting seat 5 is used for limiting the feeding position of the first bearing seat 2, so that the feeding position of the brush wheel 4 is limited, and the brush wheel can accurately enter a station. The limiting column 6 is a columnar stepped shaft made of elastic materials such as PTFE (polytetrafluoroethylene) or nylon, the small-diameter end of the limiting column is arranged in a through hole in the upper part of the vertical panel of the limiting seat 5, and the limiting column 6 can also be replaced by an elastic buffer (a standard universal part) to limit the bearing plate I2.

Preferably, the first power assembly comprises a cylinder 7, and the lever end of the cylinder 7 is fixedly connected with the first bearing seat 2 (through threaded connection). The first power assembly can also be replaced by other mechanisms or standard components capable of realizing reciprocating motion, such as a two-end bracket type air cylinder or a screw rod structure driven by a motor.

Preferably, the tail end of the cylinder 7 is fixed on a cylinder support 8, and the cylinder support 8 is fixed on the bottom plate 1. The cylinder support 8 is of a stepped shaft structure, the large-diameter section is an optical axis, a screw hole is formed in the bottom of the large-diameter section and is connected with the bottom plate 1 through a screw, an external thread is formed in the small-diameter section, and a matching fixing bolt is used for connecting and fastening the connecting ring at the end portion of the cylinder 7.

Example 3

For the workpiece chucking mechanism:

the positioning assembly comprises a positioning mandrel 9 fixed on an output shaft of a second motor 10, and a pressing ring 12 and a locking nut 11 which are used for pressing the annular part 13 on the positioning mandrel 9, wherein:

the circumference lateral wall of positioning core axle 9 is boss structure, the circumference lateral wall of boss structure's minor diameter end is used for injecing the radial position of cyclic annular piece 13, boss structure's step 26 cooperation the clamping ring 12 is injectd the axial position of cyclic annular piece 13, positioning core axle 9 axial tip is equipped with threaded shaft 23 in order to load lock nut 11 with clamping ring 12, the confession has been seted up to the radial direction of clamping ring 12 the radial opening 27 that threaded shaft 23 passed.

The locating component can realize the radial and upward location of axial direction of annular member, and positional stability can reach and remove the thorn requirement, and the circumference lateral wall and the 13 internal diameter cooperations of cyclic annular member of boss minor diameter end, and the clearance volume is not more than 0.02mm, and the clamping ring 12 is right respectively with the step 26 of convex structure the axial both ends of cyclic annular member 13 are fixed to realize that the axial is spacing, and the clamping ring 12 is equipped with the incision along radial direction for pass positioning core axle 9.

The annular part can also be a cylindrical part or other polygonal round rotating parts, and only corresponding positioning components need to be designed, and other parts do not need to be changed.

The second motor 10 is a speed-regulating motor, more preferably an alternating current motor, and can meet the speed-regulating function within the range of 10-100 r/min of rotating speed.

Preferably, a blind hole for connecting an output shaft of the second motor 10 is formed at one axial end of the positioning mandrel 9, a threaded hole communicated with the blind hole is formed in the radial direction of the positioning mandrel 9, and the jackscrew 14 passes through the threaded hole to fix the positioning mandrel 9 in a key slot in the axial direction of the output shaft of the second motor 10. The jackscrew 14 is a standard universal part and is used for limiting and fastening the positioning mandrel 9, and limiting and fastening are realized by screwing in a radial threaded hole of the positioning mandrel 9 and entering a key groove on the shaft of the speed regulating motor 10.

Preferably, the second power assembly includes an eccentric wheel 15 for driving the second bearing seat 22 to move in the axial direction of the ring member 13, a third motor 17 for driving the eccentric wheel 15 to rotate, and a compression spring 20 for providing a restoring force to the second bearing seat 22, wherein one end of the compression spring 20 is in contact with the second bearing seat 22, and the other end is in contact with the fixed baffle 21. The eccentric wheel drives the workpiece to reciprocate axially, so that both sides of the part of the workpiece needing deburring can effectively contact the deburring brush, and meanwhile, the periodical reciprocating motion can ensure that the deburring effect of both sides is consistent and the deburring efficiency can be improved.

The third motor 17 drives the eccentric wheel 15 to rotate, the eccentric wheel 15 is provided with a through hole in the radial direction, a certain distance exists between the circle center of the through hole and the whole circle center, the rotation track is oval, the rotation track of the eccentric wheel 15 is oval, the outer edge of the eccentric wheel 15 is in contact with the second bearing seat 22, the second bearing seat 2 is pushed to move along the axial direction of the annular part 13 during rotation, the pressure spring 20 is used for providing resilience force capable of enabling the second bearing seat 22 to do reciprocating motion, and the diameter of a steel wire of the pressure spring is matched according to the rotation torque of the third motor 17. The third motor 17 is a speed-regulating motor, more preferably an alternating current motor, and can meet the speed-regulating function within the range of 10-100 r/min of rotating speed.

Preferably, the third motor 17 is fixed to the lower surface of the plate 1, an output shaft of the third motor 17 passes through a through hole formed in the plate 1 and faces upward, and the eccentric 15 is fixed to an end of the output shaft of the third motor 17 by a pressing plate 16 or a screw. For axial positioning and tightening, the pressure plate 16 and the screw can both effect the fixing of the eccentric 15.

Preferably, one end of the pressure spring 20 is sleeved outside the optical axis fixed on the second bearing seat 2, and the other end of the pressure spring is in contact with the side surface of the baffle plate 21, and a through hole for the optical axis to pass through is formed in the baffle plate 21. The baffle 21 is used for limiting the pressure spring 20.

Preferably, the second bearing seat 22 is a folded plate with an L-shaped cross section, the verticality requirement is 0.01mm, the second motor 10 is fixed on the vertical plate of the folded plate through a screw, and the second motor 10 is located right above the horizontal plate of the folded plate. The space is saved, and the fixation is firm and stable.

Preferably, the second guiding assembly includes a second sliding block 24 fixed at the bottom of the second carriage 22 and a second linear guide 25 arranged along the advancing and retreating direction, and the second sliding block 24 is slidably connected to the second linear guide 25. The second slider 24 is fixed to the bottom surface of the horizontal plate of the second carriage 22 by screws. The second linear guide rail 25 is a dovetail groove guide rail, and a dovetail groove is formed on the second slider 24. The inner side of the dovetail groove can be embedded with balls, so that the sliding effect is improved. The second sliding block 24 is a standard universal part and is matched with the second linear guide rail 25 for use, and the motion straightness error is not more than 0.02mm within the range of 100 mm. The second linear guide rail 25 is a standard universal part and is matched with the second sliding block 24 for use, and the motion straightness error is not more than 0.02mm within the range of 100 mm. The second guide assembly can also adopt a linear bearing pair with a sliding block.

The horizontal plate of the second bearing seat 22 is connected with the second sliding block 24 through a screw, and the vertical plate of the second bearing seat 22 is provided with a threaded connection hole and a through hole for loading the second motor 10.

And (3) mounting the annular piece 13 on the positioning mandrel 9, putting the pressing ring 12 on the positioning mandrel, and screwing the locking nut 11 to finish the workpiece clamping. The device is started to be switched on, the deburring mechanism enters a working position under the pushing of the air cylinder 7, then the brush wheel 4 and the positioning mandrel 9 rotate oppositely under the driving of the motor, meanwhile, the eccentric wheel 15 also rotates under the driving of the motor, so that workpieces reciprocate along the axial direction at the same time, the working time of the device is controlled by a time relay and can be set according to the process requirement condition, after the set time is reached, the device stops running and resets, and the workpieces are taken down to complete the deburring operation.

Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A ring-shaped member deburring device is characterized in that: including deburring mechanism and work piece dress card mechanism, wherein:

2. The ring deburring device of claim 1 wherein: the rotation direction of the annular member is opposite to the rotation direction of the brush wheel.

3. The ring deburring device of claim 1 wherein: the guide rails of the first guide assembly and the second guide assembly are fixed on the bottom plate, the first driving structure drives the brush wheel to move back and forth in the Y-axis direction of the bottom plate, and the second power assembly drives the annular part of the structure to move back and forth in the X-axis direction of the bottom plate.

4. The ring deburring device of claim 1 wherein: the first guide assembly comprises a first sliding block fixed to the bottom of the first bearing seat and a first linear guide rail arranged in the advancing and retreating direction, the first sliding block is connected to the first linear guide rail in a sliding mode, a limiting seat is fixed to the end portion of the first guide assembly to limit the feeding position of the brush wheel, and a limiting column facing the first bearing seat is arranged on the limiting seat.

5. The ring deburring device of claim 1 wherein: and a brush wheel rod of the brush wheel is fixed on an output shaft of the first motor through a three-jaw chuck.

6. The ring deburring device of claim 1 wherein: first power component includes the cylinder, the lever of cylinder terminal with first bear a weight of a fixed connection, the cylinder body tail end of cylinder is fixed on the cylinder support, the cylinder support is fixed on the bottom plate, the cylinder support is stepped shaft structure, and the major diameter section is the optical axis, and the bottom is equipped with the screw, is connected with the bottom plate through the screw, and minor diameter section processing has the external screw thread, and cooperation fixing bolt is used for connecting and fastening the go-between of cylinder tip.

7. The ring deburring device of claim 1 wherein: the positioning assembly comprises a positioning mandrel fixed on the output shaft of the second motor, and a pressing ring and a locking nut which are used for pressing the annular part on the positioning mandrel.

8. The ring deburring device of claim 7 wherein: the utility model discloses a clamping ring, including annular piece, positioning core axle, clamping ring.

9. The ring deburring device of claim 7 wherein: the positioning core shaft is characterized in that a blind hole used for being connected with a second motor output shaft is formed at one axial end of the positioning core shaft, a threaded hole communicated with the blind hole is formed in the radial direction of the positioning core shaft, and a jackscrew penetrates through the threaded hole to fix the positioning core shaft in a key groove in the axial direction of the second motor output shaft.

10. The ring deburring device of claim 1 wherein: the second power assembly comprises an eccentric wheel for driving the second bearing seat to move along the axial direction of the annular part, a third motor for driving the eccentric wheel to rotate and a pressure spring for providing restoring force for the second bearing seat, wherein one end of the pressure spring is in contact with the second bearing seat, and the other end of the pressure spring is in contact with the fixed baffle.

11. The ring deburring device of claim 10 wherein: the eccentric wheel is fixed at the end part of an output shaft of the third motor through a pressing sheet or a screw to carry out axial positioning and fastening; one end of the pressure spring is sleeved outside the optical axis fixed on the second bearing seat, the other end of the pressure spring is in contact with the side face of the baffle, and a through hole for the optical axis to pass through is formed in the baffle.

12. The ring deburring device of claim 1 wherein: the second guide assembly comprises a second sliding block fixed at the bottom of the second bearing seat and a second linear guide rail arranged along the advancing and retreating direction, and the second sliding block is connected to the second linear guide rail in a sliding mode.