CN112894545B

CN112894545B - End face tooth polishing equipment for turret and polishing method

Info

Publication number: CN112894545B
Application number: CN202110076312.0A
Authority: CN
Inventors: 王迪; 陈新强; 王一帆; 王钦云
Original assignee: Wenling Wenchang Cnc Machine Tool Equipment Co ltd
Current assignee: Wenling Wenchang Cnc Machine Tool Equipment Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-12-28
Anticipated expiration: 2041-01-20
Also published as: CN112894545A

Abstract

The application discloses end face tooth polishing equipment for a cutter tower, which relates to the technical field of cutter tower processing and comprises a rack, wherein the rack is provided with a workbench, the workbench is rotatably connected with a mounting seat for mounting a workpiece, and the rack is also provided with a grinding device, and the grinding device comprises a grinding seat arranged on the rack, a grinding disc rotatably connected to the grinding seat and a driving motor arranged on the grinding seat and used for driving the grinding disc to rotate; the rotating axis of the grinding disc is perpendicular to the rotating axis of the mounting seat, the outer peripheral wall of the grinding disc is provided with an inclined surface, and the inclined surface is corresponding to the inclined surface of the tooth part of the workpiece and is used for grinding the workpiece; the workbench slides relative to the grinding device, and the relative sliding direction of the workbench and the grinding device is perpendicular to the rotation axis of the grinding disc and the rotation axis of the mounting seat. The installation seat and the grinding device are arranged, and the grinding device is used for finely grinding the side wall of the tooth part of the workpiece, so that the accuracy of the end face tooth part of the fixed tooth ring and the positioning tooth ring is better.

Description

End face tooth polishing equipment for turret and polishing method

Technical Field

The application relates to the technical field of turret processing, more specifically says that it relates to a terminal surface tooth equipment of polishing for the turret.

Background

The tool turret is an automatic tool changing device of a numerical control lathe. When the numerical control turret is used, the turret is fixed on a lathe firstly, various cutters required by different processing steps are arranged on each side face of the turret respectively, and the cutters required by current processing can be adjusted through rotation of the turret, so that the processing effect of the numerical control lathe is facilitated.

For example, chinese patent with patent publication No. CN210160432U discloses a numerical control turret, which includes a base, a cutter head disposed at the front end of the base, and a rotating shaft disposed on the cutter head, wherein a mounting cavity is disposed in the base, a fixed toothed ring is fixed at one end of the cutter head close to the base, a pressing toothed ring meshed with the fixed toothed ring is also slidably disposed in the mounting cavity, and a first oil cavity and a first oil guide hole are disposed at one end of the pressing toothed ring close to the fixed toothed ring; a second oil cavity and a second oil guide hole are further formed in one end, far away from the fixed gear ring, of the pressing gear ring; and one end of the seat body close to the cutter head is also fixedly provided with a positioning toothed ring meshed with the pressing toothed ring, when the pressing toothed ring is far away from the cutter head, the pressing toothed ring is completely disengaged from the fixing toothed ring, and the pressing toothed ring is not completely disengaged from the positioning toothed ring.

According to the related technology, when the cutter tower is produced, the requirements on the accuracy of the end face tooth parts of the fixed tooth ring and the positioning tooth ring are high in the production process, the tooth faces of the end face teeth need to be ground in the production process, the accuracy is improved, no good fine grinding equipment is arranged in the existing grinding equipment, and the grinding equipment for improving the accuracy of the tooth faces is designed at present.

Disclosure of Invention

In order to improve the precision of the terminal surface tooth portion of fixed ring gear and location ring gear, this application provides a terminal surface tooth equipment of polishing for sword tower.

The application provides a pair of terminal surface tooth equipment of polishing for sword tower adopts following technical scheme:

the end face tooth polishing device for the cutter tower comprises a rack, wherein the rack is provided with a workbench, the workbench is rotatably connected with a mounting seat for mounting a workpiece, the rack is also provided with a grinding device, and the grinding device comprises a grinding seat arranged on the rack, a grinding disc rotatably connected to the grinding seat and a driving motor arranged on the grinding seat and driving the grinding disc to rotate; the rotating axis of the grinding disc is perpendicular to the rotating axis of the mounting seat, the outer peripheral wall of the grinding disc is provided with an inclined surface, and the inclined surface is corresponding to the inclined surface of the tooth part of the workpiece and is used for grinding the workpiece; the workbench slides relative to the grinding device, and the relative sliding direction of the workbench and the grinding device is perpendicular to the rotation axis of the grinding disc and the rotation axis of the mounting seat.

Through the technical scheme, when the workpiece is required to be polished, the workpiece is firstly installed on the installation seat, then the workpiece is adjusted to rotate through the installation seat, the tooth side wall to be ground of the workpiece is parallel to the sliding direction of the workbench, then the tooth side wall to be ground of the workpiece is moved through the movement of the workbench, when the tooth side wall to be ground of the workpiece passes through the position of the grinding disc, the inclined plane of the grinding disc is used for polishing the tooth part to be ground of the workpiece, the side walls of all tooth parts of the workpiece are sequentially polished, and then the precision of the end face tooth side wall of the workpiece is improved. The side wall of the tooth part of the workpiece is finely ground through the grinding device, so that the accuracy of the end face tooth parts of the fixed tooth ring and the positioning tooth ring is better.

In practice, the workpiece may be a single fixed gear ring or a single positioning gear ring, and the grinding is carried out individually. In addition, when the polishing precision of the end face tooth parts of the fixed tooth ring and the positioning tooth ring is required to be improved, the fixed tooth ring and the positioning tooth ring can be coaxially fixed, each tooth part of the fixed tooth ring and each tooth part of the positioning tooth ring are aligned in a one-to-one correspondence mode, a workpiece is formed, the grinding efficiency is improved, and meanwhile the aligning effect of the side walls of the end face tooth parts of the fixed tooth ring and the positioning tooth ring is better.

Optionally, the rotation axis of the mounting seat is vertically arranged, the grinding seat is located above the mounting seat, and the grinding seat is connected to the rack in a sliding manner along the vertical direction; the machine frame is further provided with an XY-axis moving platform, the workbench is arranged on the XY-axis moving platform, the workbench slides relative to the machine frame through the XY-axis moving platform, the X-axis direction and the Y-axis direction of the XY-axis moving platform are both in the horizontal direction and perpendicular to each other, and the X-axis direction of the XY-axis moving platform is perpendicular to the axis of the grinding disc.

Through the technical scheme, the XY-axis moving platform is arranged, and the initial position of the mounting seat can be adjusted through the XY-axis moving platform, so that the alignment of the workpiece on the mounting seat and the grinding disc is more flexible and accurate, and the whole use is more convenient and flexible.

Optionally, a positioning groove is formed in the upper end surface of the mounting seat, the axis of the positioning groove coincides with the rotation axis of the mounting seat, and the workpiece is screwed and fixed at the positioning groove through a bolt; when the lower end of the workpiece is embedded into the positioning groove for positioning, the matching relationship between the workpiece and the positioning groove is clearance fit;

the grinding seat is further provided with a detection device, the detection device comprises a universal arm arranged on the grinding seat and a detection meter arranged on the universal arm and far away from one end of the grinding seat, and the detection meter is used for abutting against the circumferential outer wall of a workpiece and detecting the contact ratio of the axis of the workpiece and the rotation axis of the mounting seat.

Through above-mentioned technical scheme, the relation is made up for clearance fit with the cooperation of constant head tank to the work piece, pass through the bolt fastening back when the work piece, make through the universal arm upset detect the table and support tightly in the circumference outer wall of work piece, then through rotating the mount pad, observe the change of detecting the table reading this moment, confirm the deviation condition of work piece axis and mount pad axis coincidence degree through the scope that detects the table reading change, when the deviation is great, finely tune the work piece position through knocking the work piece outer wall, carry out the operation of polishing of work piece terminal surface tooth portion again after work piece axis and mount pad axis coincidence degree meet the requirements. Set up detection device, detect work piece axis and mount pad axis coincidence degree through detection device to make the precision of polishing of work piece better.

Optionally, the mounting base includes a base rotatably connected to the workbench and a mounting block disposed on the base, the positioning groove is located on an upper end surface of the mounting block, a plurality of sliding grooves are formed in the upper end surface of the base, the sliding grooves are circumferentially and uniformly distributed along a rotation axis of the base, and each sliding groove extends toward the rotation axis close to the base; all be equipped with the stopper in the inslot that slides, several fixing bolt is worn to establish by the installation piece, and fixing bolt's quantity and stopper the same and position set up with the stopper one-to-one, the installation piece is fixed in through fixing bolt and the stopper threaded connection that corresponds the base.

Through above-mentioned technical scheme, set up base and installation piece for the position of installation piece can finely tune for the base, thereby makes the adjustment range of the axis of work piece bigger, makes the work piece axis better with mount pad axis coincidence degree adjustment accuracy.

Optionally, the mount pad is equipped with the worm wheel, the axis of worm wheel and the axis of rotation coincidence of mount pad, the workstation rotate be connected with worm wheel complex worm, the workstation still is equipped with the drive worm pivoted step motor.

Through the technical scheme, when the mounting seat needs to rotate, the worm is driven to rotate through the stepping motor, and the worm rotates to drive the worm wheel to rotate so that the mounting seat rotates, and the mounting seat can rotate more accurately and conveniently.

Optionally, the upper end surface of the workbench is further provided with a disc repairing device, the disc repairing device comprises a disc repairing seat arranged on the upper end surface of the workbench and a cutter arranged on the disc repairing seat, and the cutter is used for correcting the inclined surface of the grinding disc.

Through the technical scheme, the disc repairing device is arranged, after the grinding disc is used for a long time, the inclined plane of the grinding disc can be partially abraded due to grinding, and the inclined plane of the grinding disc is corrected through the disc repairing device, so that the grinding precision of the grinding disc is better.

Optionally, the disc repairing seat is connected to the workbench in a sliding manner, the sliding direction of the disc repairing seat is parallel to the rotational axis of the grinding disc, a guide groove is formed in a side wall of the disc repairing seat along the sliding direction, the guide groove is arranged in an inclined manner along the vertical direction, and the inclination of the guide groove is the same as the inclination of the side wall of the workpiece tooth portion; the grinding seat is provided with a guide piece, and the guide piece comprises a guide seat and a guide post arranged on the guide seat; when the grinding seat moves downwards, the guide columns are used for being embedded into the guide grooves to guide the disc repairing seat to slide, so that the cutter is attached to the inclined surface to move and the inclined surface is corrected in the downward moving process of the grinding seat.

Through the technical scheme, set up the guide, when adopting the disc repairing device to revise the inclined plane of mill, move the axis of mill to the top of cutter earlier, then drive grinding seat downstream, the in-process that the grinding seat moved down, through the cooperation of guide and guide way, make when grinding seat downstream, the guide post embedding guide way makes to drive and repaiies the disc seat and remove, repair the disc seat and remove the in-process, the cutter revises the inclined plane, thereby make the correction on inclined plane more convenient.

Optionally, the guide holder is connected to the grinding holder in a sliding manner along the vertical direction, the grinding holder is further provided with an adjusting screw rod, and the adjusting screw rod is connected with the grinding holder in a rotating manner and is in threaded connection with the guide holder.

Through the technical scheme, the adjusting screw rod is arranged, after the inclined plane of the grinding disc is corrected for many times, the distance from the position of the inclined plane to the rotation axis of the grinding disc can be adjusted, and the position of the guide seat is adjusted through the adjusting screw rod, so that the position of the guide post is adjusted, and the disc repairing device is more convenient to use.

Optionally, the adjusting screw rod is further sleeved with a pressing spring, and the pressing spring enables the guide seat to have a tendency of moving upwards.

Through above-mentioned technical scheme, set up and support tight spring, when accommodate the lead screw and guide holder threaded connection, can have the thread clearance, support tight guide holder through the elasticity that supports tight spring and make the guide holder be in and upwards support tight state to reduce the influence that the thread clearance revises the precision to the inclined plane of mill, thereby made the correction precision on mill inclined plane better.

The application also discloses a method for polishing the end face teeth for the turret, which comprises the following steps:

s1, assembling the workpiece, namely coaxially sleeving the positioning gear ring and the fixed gear ring, meshing the tooth part of the pressing gear ring with the tooth part of the positioning gear ring and the tooth part of the fixed gear ring to align the tooth parts of the positioning gear ring and the fixed gear ring, fixing the positioning gear ring and the fixed gear ring through bolts, and moving the pressing gear ring away;

s2, installing the workpiece, namely installing the assembled workpiece to a positioning groove of an installation seat, and fixing the workpiece on the positioning groove through a bolt;

s3, correcting the workpiece, abutting the detection meter on the circumferential outer wall of the workpiece, rotating the mounting seat, determining the position deviation by observing the detection meter, and finely adjusting the position of the workpiece by knocking the circumferential outer wall of the workpiece until the coaxiality deviation of the axis of the workpiece and the rotation axis of the mounting seat is within 0.02 mm;

s4, adjusting the position, namely adjusting the workpiece to a required position through the XY moving platform, so that the inclined surface of the grinding disc is just ground to the side wall of the tooth part of the workpiece;

and S5, grinding, namely moving the XY-axis moving platform along the X-axis direction to grind the workpiece, and rotating the mounting seat by a corresponding angle after each movement in the X-axis direction, so that the side walls of each tooth part of the workpiece are ground.

Through above-mentioned technical scheme, establish location ring gear and the coaxial cover of fixed ring gear, form the work piece after fixing again through compressing tightly ring gear and aliging for the initial alignment of location ring gear and fixed ring gear is better, and the cooperation detects the table and carries out the grinding to the work piece after adjusting well, makes location ring gear and fixed ring gear terminal surface tooth alignment precision better after whole grinding.

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

(1) by arranging the mounting seat and the grinding device, the grinding device carries out fine grinding on the side wall of the tooth part of the workpiece, so that the precision of the end face tooth parts of the fixed tooth ring and the positioning tooth ring is better;

(2) by arranging the detection device, the coincidence degree of the axis of the workpiece and the axis of the mounting seat is detected by the detection device, so that the polishing precision of the workpiece is better;

(3) through establishing location ring gear and the coaxial cover of fixed ring gear, form the work piece after fixing again after aligning through compressing tightly the ring gear for location ring gear and fixed ring gear end face tooth alignment precision are better after whole grinding.

Drawings

FIG. 1 is an overall schematic view of an embodiment;

FIG. 2 is a schematic partial exploded view of an embodiment;

FIG. 3 is a partial schematic structural view of an embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural view of the positioning ring gear, the fixing ring gear and the pressing ring gear of the embodiment.

Reference numerals: 1. a frame; 2. an XY axis moving platform; 21. an X-axis moving platform; 22. a Y-axis moving platform; 3. a work table; 4. a mounting seat; 41. a base; 411. a sliding groove; 42. mounting blocks; 421. positioning a groove; 5. a grinding device; 51. grinding the seat; 52. a grinding disc; 521. an inclined surface; 53. a drive motor; 6. a detection device; 61. a gimbal arm; 62. detecting a table; 7. a first driving part; 8. a driving part II; 9. a worm gear; 10. a worm; 11. a stepping motor; 12. a limiting block; 13. fixing the bolt; 14. a driving member III; 16. a magnetic base; 17. repairing the disc device; 171. repairing the disc seat; 1711. a guide groove; 1712. a vertical slot; 172. a cutter; 18. a guide member; 181. a guide seat; 182. a guide post; 19. adjusting the screw rod; 20. the spring is tightly propped; 23. positioning a toothed ring; 24. a fixed gear ring; 25. and (5) pressing the toothed ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses terminal surface tooth equipment of polishing for sword tower, as shown in fig. 1, including frame 1, still include XY axle moving platform 2, workstation 3, mount pad 4, grinding device 5 and detection device 6.

As shown in fig. 1, the XY-axis moving platform 2 is disposed on the frame 1, the XY-axis moving platform 2 includes an X-axis moving platform 21 and a Y-axis moving platform 22, wherein the X-axis moving platform 21 is slidably connected to the frame 1 along the X-axis direction, the Y-axis moving platform 22 is located on the upper end surface of the X-axis moving platform 21, a first driving part 7 is disposed on the frame 1, the first driving part 7 includes a first lead screw and a first motor, the first lead screw is rotatably connected to the frame 1 and is in threaded connection with the X-axis moving platform 21, an output shaft of the first motor is connected with a coaxial lead screw to drive the first lead screw to rotate, and the rotation of the first lead screw drives the X-axis moving platform 21 to slide along the X-axis direction.

The Y-axis moving stage 22 is connected to the X-axis moving stage 21 so as to slide in the Y-axis direction. The X-axis direction and the Y-axis direction of the XY-axis moving stage 2 are both in the horizontal direction and perpendicular to each other. The X-axis moving platform 21 is provided with a second driving part 8, the second driving part 8 comprises a second screw rod which is rotatably connected with the X-axis moving platform 21 and is in threaded connection with the Y-axis moving platform 22 and a second motor which is fixed on the X-axis moving platform 21, an output shaft of the second motor is coaxially connected with the second screw rod, the second motor drives the second screw rod to rotate, and the second screw rod rotates to drive the Y-axis moving platform 22 to slide along the Y-axis direction.

Referring to fig. 1 and 2, the worktable 3 is fixed on the upper end surface of the Y-axis moving platform 22, and the installation base 4 is disposed on the worktable 3, wherein the installation base 4 includes a base 41 and an installation block 42. Base 41 is the disc, and base 41 rotates with workstation 3 to be connected, and base 41's axis of rotation coincides with its axis and is vertical setting, and base 41's lower extreme is fixed with worm wheel 9, and worm wheel 9 is located workstation 3, and the axis of worm wheel 9 coincides with the axis of rotation of mount pad 4. The workbench 3 is further internally and rotatably connected with a worm 10, the worm 10 is matched with the worm wheel 9, the workbench 3 is further fixedly provided with a stepping motor 11, an output shaft of the stepping motor 11 is connected with the worm 10 to drive the worm 10 to rotate, and therefore the base 41 is driven to rotate relative to the workbench 3.

Referring to fig. 2, a plurality of sliding grooves 411 are disposed on the upper end surface of the base 41, each sliding groove 411 is circumferentially and uniformly distributed along the rotation axis of the base 41, and each sliding groove 411 extends along the radial direction of the base 41. The slot 411 that slides all is equipped with stopper 12 for T-slot or wedge groove in every slot 411 that slides, and stopper 12 corresponds the shape of slot 411 that slides, and stopper 12 can slide along the extending direction of slot 411 that slides, but stopper 12 can not upwards deviate from in the slot 411 that slides. The mounting block 42 is located on the upper end face of the base 41, a plurality of fixing bolts 13 are arranged on the upper end face of the mounting block 42 in a penetrating mode, the number of the fixing bolts 13 is the same as that of the limiting blocks 12, and the positions of the fixing bolts 13 are in one-to-one correspondence with the limiting blocks 12. The fixing bolt 13 is threaded with the corresponding limiting block 12 after penetrating the mounting block 42, and after the fixing bolt 13 is screwed down, the lower end face of the mounting block 42 is abutted against the upper end face of the base 41 to realize fixing. The upper end surface of the mounting block 42 is further provided with a positioning groove 421, the positioning groove 421 is a circular groove, and the axis of the positioning groove 421 coincides with the rotation axis of the mounting seat 4.

Grinding device 5 is located above mounting seat 4, and grinding device 5 includes grinding seat 51, grinding disc 52 and drive motor 53. The grinding seat 51 is connected to the rack 1 in a sliding mode along the vertical direction through guide rail guiding, a driving piece III 14 is further arranged on the rack 1, the driving piece III 14 comprises a screw rod III which is rotatably connected to the rack 1 and is in threaded connection with the grinding seat 51 and a motor III which is fixed to the rack 1, an output shaft of the motor III is coaxially fixed with the screw rod III, and the motor III drives the screw rod III to rotate so that the grinding seat 51 slides along the vertical direction.

Grinding disc 52 is a grinding wheel, grinding disc 52 is rotatably connected with grinding seat 51, and the rotation axis of grinding disc 52 is horizontally arranged and is vertical to the X-axis direction. The outer peripheral wall of the grinding disc 52 is provided with an inclined surface 521, the inclination of the inclined surface 521 corresponds to the inclined surface of the tooth side wall of the workpiece, and the inclined surface 521 is used for grinding the workpiece. The driving motor 53 is fixed in the grinding seat 51, an output shaft of the driving motor 53 is coaxially fixed with the grinding disc 52, and the driving motor 53 drives the grinding disc 52 to rotate.

The detection device 6 is disposed on the grinding seat 51, and the detection device 6 includes a universal arm 61 disposed on the grinding seat 51 and a detection meter 62 disposed on an end of the universal arm 61 away from the grinding seat 51. The magnetic base 16 is fixed to one end of the gimbal arm 61 close to the grinding base 51, and the gimbal arm 61 is fixed to the grinding base 51 by being attracted by the magnetic base 16. The dial gauge 62 is a dial gauge.

When the workpiece needs to be installed on the installation seat 4, the lower end of the workpiece is embedded into the corresponding positioning groove 421, the lower end of the workpiece is in clearance fit with the workpiece, then the workpiece is penetrated through by the bolt, the bolt penetrating through the workpiece is in threaded connection with the installation block 42, and the workpiece is fixed at the positioning groove 421 by screwing the bolt. Make the detection table 62 support tightly in the circumference outer wall of work piece through the upset of universal arm 61, then through rotating mount pad 4, observe the change of detection table 62 reading this moment, confirm the deviation condition of work piece axis and 4 axis overlap ratio of mount pad through the scope that detects table 62 reading change, it is within 0.02mm to detect table 62 reading change range general control, when the deviation is great, finely tune the work piece position through strikeing the work piece outer wall, carry out the operation of polishing of work piece terminal surface tooth portion again after work piece axis and 4 axis overlap ratio accord with the requirement.

Referring to fig. 3, a disc dressing device 17 is further provided on the grinding bed 51, and the disc dressing device 17 includes a disc dressing bed 171 and a cutter 172 fixed to the disc dressing bed 171. The tool 172 is a diamond tool 172, the dresser 171 is provided on the table 3, and the dresser 171 is located at one end of the mounting base 4 in the X-axis direction.

Referring to fig. 3 and 4, the dresser disk seat 171 is slidably attached to the table 3 in a horizontal direction by a guide rail, and the sliding direction of the dresser disk seat 171 is parallel to the rotation axis of the grinding disk 52. A guide groove 1711 is formed in the side wall of the dresser base 171 along the sliding direction thereof, the guide groove 1711 is inclined in the vertical direction, and the inclination of the guide groove 1711 is the same as the inclination of the side wall of the workpiece tooth portion. The upper end of the guide groove 1711 is communicated with a vertical groove 1712, the vertical groove 1712 upwards penetrates through the disc repairing base 171, and the upper end opening of the vertical groove 1712 upwards is flared.

The grinding seat is further provided with a guide part 18, the guide part 18 comprises a guide seat 181 and a guide column 182 fixed at the lower end of the guide seat 181, the guide column 182 is a cylinder, the diameter of the guide column 182 is equal to the groove width of the guide groove 1711, and the axis of the guide column 182 is parallel to the X-axis direction. The guide seat 181 slides along the vertical direction and is connected in the grinding seat 51, the grinding seat 51 is also provided with an adjusting screw rod 19, the axis of the adjusting screw rod 19 is vertically arranged, and the adjusting screw rod 19 is rotatably connected with the grinding seat 51 and is in threaded connection with the guide seat 181. The adjusting screw rod 19 rotates to adjust the vertical position of the guide seat 181, thereby realizing the height adjustment of the guide column 182. In order to control the rotation of the adjusting screw rod 19 conveniently, a motor four is further fixed at the upper end of the grinding seat 51, and an output shaft of the motor four is coaxially fixed with the adjusting screw rod 19 so as to drive the adjusting screw rod 19 to rotate. The adjusting screw 19 is further sleeved with a pressing spring 20, the lower end of the pressing spring 20 is fixed with the grinding seat 51, and the upper end of the pressing spring 20 presses against the guide seat 181, so that the guide seat 181 has an upward trend.

After the grinding disc 52 is used for a long time, the inclined surface 521 of the grinding disc 52 is partially worn due to grinding, and at this time, the inclined surface 521 of the grinding disc 52 is corrected by the sharpening device. In practice, the axis of grinding disc 52 is moved above tool holder 172, and then grinding table 51 is moved downward so that the lowest segment of grinding disc 52 is aligned with tool 172. At this time, the motor drives the adjusting screw rod 19 to rotate, so that the guide column 182 of the guide seat 181 moves downwards, the guide column 182 passes through the vertical groove 1712 and enters the guide groove 1711, then the grinding seat 51 moves downwards, and in the process of moving the grinding seat 51 downwards, the dressing seat 171 moves through the matching of the guide column 182 and the guide groove 1711, so that the tool 172 corrects the inclined surface 521 of the grinding disc 52. When the grinding disc 52 grinds the workpiece, the guide 18 is not used, and the guide seat 181 is driven to move upwards by the adjusting screw rod 19, so that the grinding of the workpiece is not influenced by the fact that the guide 18 is abutted to the workpiece.

Alternatively, the dresser disk 171 may be fixed directly to the table 3, and the cutter 172 may be fixed to the dresser disk 171. In this case, the correction of the inclined surface 521 of the grinding disc 52 can also be realized by the movement of the grinding carriage 51 in the vertical direction in conjunction with the movement of the XY-moving table in the Y-axis, in which case the guide 18 is not required.

The working principle of the embodiment is as follows:

when the workpiece needs to be polished, the workpiece is firstly arranged on the mounting seat 4, then the side wall of the tooth part to be polished of the workpiece is adjusted to be parallel to the sliding direction of the workbench 3 through the rotation of the mounting seat 4, the tool setting is realized by moving the XY-axis moving platform 2 and the grinding device 5, so that the grinding disc 52 is aligned with the side wall of the tooth part of the workpiece to be ground, then the work piece to be ground tooth sidewall is moved by the reciprocating movement of the table 3 in the X-axis direction, when the side wall of the tooth to be ground of the workpiece passes through the position of the grinding disc 52, the inclined surface 521 of the grinding disc 52 is used for grinding the tooth to be ground of the workpiece, after the front end surface is ground, the installation seat 4 rotates to enable the next end face to be polished to rotate to be parallel to the X-axis direction, the workbench 3 moves along the X-axis direction to conduct grinding, the side walls of all tooth portions of the workpiece are polished in sequence, and therefore the accuracy of the side walls of the end face tooth portions of the workpiece is improved.

The embodiment of the application also discloses a method for polishing the end face teeth for the turret, which comprises the following steps:

s1, assembling the workpiece, referring to fig. 5, the positioning gear ring 23 and the fixed gear ring 24 are coaxially sleeved, then the teeth of the pressing gear ring 25 are engaged with the teeth of the positioning gear ring 23 and the fixed gear ring 24, pressure is applied to the pressing gear ring 25 to align the teeth of the positioning gear ring 23 and the fixed gear ring 24, then the positioning gear ring 23 and the fixed gear ring 24 are fixed by bolts, and the pressing gear ring 25 is removed.

And S2, mounting the workpiece, mounting the assembled workpiece to the positioning groove 421 of the mounting seat 4, and fixing the workpiece on the positioning groove 421 through a bolt.

S3, correcting the workpiece, abutting the detection meter 62 on the circumferential outer wall of the workpiece, driving the worm 10 to rotate through the stepping motor 11, so that the worm wheel 9 rotates to drive the mounting seat 4 to rotate, and determining the position deviation by observing the change of the number of the detection meter 62. The position of the workpiece is finely adjusted by knocking the circumferential outer wall of the workpiece until the coaxiality deviation between the axis of the workpiece and the rotating axis of the mounting seat 4 is within 0.02 mm.

And S4, adjusting the position, namely rotating the mounting seat 4 to enable the side wall of the tooth part to be ground of the workpiece to be parallel to the X-axis direction of the moving platform, adjusting the workpiece to a required position through the XY moving platform, and enabling the inclined surface 521 of the grinding disc 52 to be just ground to the side wall of the tooth part of the workpiece through the up-down movement of the grinding device 5.

And S5, grinding, namely moving the XY-axis moving platform 2 along the X-axis direction to grind the workpiece, and rotating the mounting seat 4 by a corresponding angle after each movement in the X-axis direction, so that the next tooth part side wall to be ground rotates to a state parallel to the X-axis direction, thereby grinding each tooth part side wall of the workpiece.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the 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 a terminal surface tooth equipment of polishing for sword tower which characterized in that: the grinding machine comprises a rack (1), wherein a workbench (3) is arranged on the rack (1), a mounting seat (4) for mounting a workpiece is rotatably connected to the workbench (3), a grinding device (5) is further arranged on the rack (1), and the grinding device (5) comprises a grinding seat (51) arranged on the rack (1), a grinding disc (52) rotatably connected to the grinding seat (51) and a driving motor (53) arranged on the grinding seat (51) and used for driving the grinding disc (52) to rotate; the rotating axis of the grinding disc (52) is perpendicular to the rotating axis of the mounting seat (4), an inclined surface (521) is arranged on the outer peripheral wall of the grinding disc (52), and the inclined surface (521) is used for grinding a workpiece corresponding to the inclined surface of the tooth part of the workpiece; the workbench (3) slides relative to the grinding device (5), and the relative sliding direction of the workbench (3) and the grinding device (5) is vertical to the rotation axis of the grinding disc (52) and the rotation axis of the mounting seat (4);

the rotating axis of the mounting seat (4) is vertically arranged, the grinding seat (51) is positioned above the mounting seat (4), and the grinding seat (51) is connected to the rack (1) in a sliding manner along the vertical direction; the grinding machine is characterized in that the rack (1) is further provided with an XY-axis moving platform (2), the workbench (3) is arranged on the XY-axis moving platform (2), the workbench (3) slides relative to the rack (1) through the XY-axis moving platform (2), the X-axis direction and the Y-axis direction of the XY-axis moving platform (2) are both in the horizontal direction and are mutually vertical, and the X-axis direction of the XY-axis moving platform (2) is vertical to the axis of the grinding disc (52);

a positioning groove (421) is formed in the upper end face of the mounting seat (4), the axis of the positioning groove (421) is overlapped with the rotation axis of the mounting seat (4), and the workpiece is screwed and fixed at the positioning groove (421) through a bolt; when the lower end of the workpiece is embedded into the positioning groove (421) for positioning, the matching relationship between the workpiece and the positioning groove (421) is clearance fit;

the grinding seat (51) is further provided with a detection device (6), the detection device (6) comprises a universal arm (61) arranged on the grinding seat (51) and a detection meter (62) arranged at one end, far away from the grinding seat (51), of the universal arm (61), and the detection meter (62) is used for abutting against the circumferential outer wall of a workpiece to detect the coincidence degree of the axis of the workpiece and the rotation axis of the mounting seat (4);

the mounting seat (4) comprises a base (41) rotatably connected to the workbench (3) and a mounting block (42) arranged on the base (41), the positioning groove (421) is located on the upper end face of the mounting block (42), a plurality of sliding grooves (411) are formed in the upper end face of the base (41), each sliding groove (411) is circumferentially and uniformly distributed along the rotating axis of the base (41), and each sliding groove (411) extends towards the rotating axis close to the base (41); all be equipped with stopper (12) in groove (411) slides, several fixing bolt (13) are worn to establish in installation piece (42), and the quantity and stopper (12) of fixing bolt (13) are the same and the position sets up with stopper (12) one-to-one, installation piece (42) are fixed in through fixing bolt (13) and corresponding stopper (12) threaded connection base (41).

2. A face tooth sharpening apparatus for a turret according to claim 1 wherein: mount pad (4) are equipped with worm wheel (9), the axis of worm wheel (9) coincides with the axis of rotation of mount pad (4), workstation (3) rotate be connected with worm wheel (9) complex worm (10), workstation (3) still are equipped with the drive worm (10) pivoted step motor (11).

3. A face tooth sharpening apparatus for a turret according to claim 1 wherein: the disc repairing device is characterized in that a disc repairing device (17) is further arranged on the upper end face of the workbench (3), the disc repairing device (17) comprises a disc repairing seat (171) arranged on the upper end face of the workbench (3) and a cutter (172) arranged on the disc repairing seat (171), and the cutter (172) is used for correcting the inclined face (521) of the grinding disc (52).

4. A face tooth sharpening apparatus for a turret according to claim 3 wherein: the disc repairing seat (171) is connected to the workbench (3) in a sliding mode, the sliding direction of the disc repairing seat (171) is parallel to the rotating axis of the grinding disc (52), a guide groove (1711) is formed in the side wall of the disc repairing seat (171) along the sliding direction, the guide groove (1711) is obliquely arranged along the vertical direction, and the inclination of the guide groove (1711) is the same as that of the side wall of the workpiece tooth part; grinding seat (51) is equipped with guide (18), guide (18) include guide holder (181) and set up in guide post (182) of guide holder (181), when grinding seat (51) moves down, guide post (182) are used for imbedding guide way (1711) direction is repaiied a set seat (171) and is slided.

5. The face tooth grinding apparatus for a turret according to claim 4, wherein: guide holder (181) along vertical direction slide connect in grinding seat (51), grinding seat (51) still are equipped with accommodate the lead screw (19), accommodate the lead screw (19) with grinding seat (51) rotate be connected and with guide holder (181) threaded connection.

6. A face tooth sharpening apparatus for a turret according to claim 5 wherein: the adjusting screw rod (19) is further sleeved with a pressing spring (20), and the pressing spring (20) enables the guide seat (181) to have the trend of moving upwards.

7. The end face tooth polishing method for the cutter tower is characterized by comprising the following steps: use of a turret face tooth sharpening device as defined in claim 1, comprising the steps of:

s1, assembling the workpiece, namely, coaxially sleeving the positioning toothed ring (23) and the fixed toothed ring (24), meshing the teeth of the pressing toothed ring (25) with the teeth of the positioning toothed ring (23) and the fixed toothed ring (24) to align the teeth of the positioning toothed ring (23) and the fixed toothed ring (24), fixing the positioning toothed ring (23) and the fixed toothed ring (24) through bolts, and moving the pressing toothed ring (25) away;

s2, installing the workpiece, namely installing the assembled workpiece to a positioning groove (421) of the installation seat (4), and fixing the workpiece on the positioning groove (421) through a bolt;

s3, correcting the workpiece, abutting the detection meter (62) on the circumferential outer wall of the workpiece, rotating the mounting seat (4), determining the position deviation by observing the detection meter (62), and finely adjusting the position of the workpiece by knocking the circumferential outer wall of the workpiece until the coaxiality deviation between the axis of the workpiece and the rotation axis of the mounting seat (4) is within 0.02 mm;

s4, adjusting the position, namely adjusting the workpiece to a required position through the XY moving platform, so that the inclined surface (521) of the grinding disc (52) just grinds the tooth side wall of the workpiece;

and S5, grinding, namely moving the XY-axis moving platform (2) along the X-axis direction to grind the workpiece, and rotating the mounting seat (4) by a corresponding angle after each movement in the X-axis direction, so that the side walls of each tooth part of the workpiece are ground.