CN114346881A

CN114346881A - Automatic polishing device for knuckle bearing

Info

Publication number: CN114346881A
Application number: CN202210154541.4A
Authority: CN
Inventors: 黄锡伟
Original assignee: Zhejiang Weill Bearing Industry Co ltd
Current assignee: Zhejiang Weill Bearing Industry Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-04-15

Abstract

The invention relates to an automatic polishing device for a joint bearing, which comprises a shell, a locking mechanism and a polishing mechanism, wherein the locking mechanism comprises a working cylinder arranged at the upper end of the shell, the rear end of the working cylinder is connected with a fixed plate, the fixed plate is slidably connected with the upper end of the shell, the upper end of the fixed plate is fixedly connected with a rotary cylinder, the upper end of the rotary cylinder is provided with a locking rod, the locking rod is provided with a plurality of locking grooves, the locking rod is provided with a sliding hole which is large at the upper part and small at the lower part, the sliding hole is slidably connected with a locking block, the locking block is in a circular platform shape which is large at the upper part and small at the lower part, the lower end of the locking block is fixedly connected with a connecting rod, the lower end of the connecting rod is provided with a pull rod, the outer side of the lower end of the pull rod is provided with a bearing, the lower end of the bearing is fixedly connected with the locking cylinder, the locking cylinder is fixedly connected with the lower end of the fixed plate, the upper through groove is provided with a through groove, the bearing is positioned on the inner side of the through groove, the polishing wheel is positioned at the rear end of the locking rod and corresponds to the locking rod, the polishing motor is installed to throwing aureola lower extreme, and machining efficiency is high, and it is convenient to use.

Description

Automatic polishing device for knuckle bearing

Technical Field

The invention relates to a polishing device, in particular to an automatic polishing device for a joint bearing.

Background

The joint bearing is a spherical sliding bearing, and the basic model is composed of an inner ring and an outer ring which are provided with spherical sliding spherical contact surfaces. The joint bearing mainly comprises an inner ring with an outer spherical surface and an outer ring with an inner spherical surface, and can bear larger load. According to different types and structures, the bearing can bear radial load, axial load or combined load existing in the radial direction and the axial direction simultaneously. The rod end joint bearing is a joint bearing with or arranged at a rod end, and belongs to one of the joint bearings. The rod end knuckle bearing has an irregular shape, so that no special polishing device is provided, and the processing efficiency is low.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides an automatic polishing device for a joint bearing, which can automatically polish the joint bearing and has high processing efficiency.

The invention adopts the technical scheme for solving the technical problems that: the automatic polishing device for the joint bearing comprises a shell, a locking mechanism arranged at the upper end of the shell and a polishing mechanism arranged at the rear end of the locking mechanism, wherein the locking mechanism comprises a working cylinder arranged at the upper end of the shell, the rear end of the working cylinder is connected with a fixed plate which is connected to the upper end of the shell in a sliding way, the upper end of the fixed plate is fixedly connected with a rotating cylinder, the upper end of the rotating cylinder is provided with a locking rod, the locking rod is provided with a plurality of locking grooves, the locking rod is provided with a sliding hole which is large at the upper part and small at the lower part, a locking block is connected in the sliding hole in a sliding way and is in a circular truncated cone shape which is large at the upper part and small at the lower part, the lower end of the locking block is fixedly connected with a connecting rod, the lower end of the connecting rod is provided with a pull rod, the outer side of the lower end of the pull rod is provided with a bearing, the lower end of the bearing is fixedly connected with the locking cylinder, the lower end of the fixed plate is provided with a through hole, and the bearing is positioned on the inner side of the through hole, polishing mechanism is including polishing the wheel, it is located the check lock lever rear end and corresponding with the check lock lever to polish the wheel, polish the wheel lower extreme and install the polishing motor, place the check lock lever outside with joint bearing, the locking cylinder drives the latch segment downstream, make the check lock lever expand to the outside, with joint bearing locking, working cylinder drives revolving cylinder backward movement, make polishing wheel contact joint bearing, the polishing motor drives and polishes the wheel rotation and polishes joint bearing, revolving cylinder drives the check lock lever and rotates, the check lock lever drives joint bearing and rotates, polish the joint bearing outside, high machining efficiency, it is convenient to use.

For further perfection, polishing motor rear end fixedly connected with mounting panel, mounting panel lower extreme fixedly connected with lift cylinder, the lift cylinder can go up and down to throwing aureola for the result of use of device is better, and it is more convenient to dismantle the maintenance.

Further perfecting, the front side of the upper end of the shell is fixedly connected with a connecting plate, the rear end of the connecting plate is provided with a clamping mechanism, the clamping mechanism comprises a rodless cylinder fixedly connected with the rear end of the connecting plate, a sliding plate is fixedly connected onto a piston of the rodless cylinder, the rear end of the sliding plate is fixedly connected with a clamping cylinder, the lower end of the clamping cylinder is fixedly connected with a pneumatic finger, the pneumatic finger is fixedly connected with a V-shaped block, the left side of the front end of the shell is fixedly connected with a supporting block, the upper end of the supporting block is fixedly connected with a positioning block, the positioning block is provided with a V-shaped groove, the left end of the positioning block is provided with a track fixedly connected with the upper end of the supporting block, the upper end of the track is fixedly connected with a feeding frame, the right end of the feeding frame is fixedly connected with a limiting shaft, the lower end of the supporting block is fixedly connected with a feeding cylinder, the left end of the feeding cylinder is provided with a pushing rod, the pushing rod is slidably connected to the inner side of the track, so that the device can automatically feed, carry the check lock lever outside with joint bearing through pneumatic finger for the device uses more conveniently, and the location effect when V type piece makes pneumatic finger add to hold joint bearing is better, and the machining precision is higher, and it is more convenient to use, improves production efficiency, alleviates workman intensity of labour, shortens processing auxiliary time, improves workman's working condition, and spacing axle is cylindrical, can avoid causing the damage to joint bearing.

Further perfect, the first screw rod of fortune ampere of fixedly connected with under the check lock lever, first screw rod threaded connection are on revolving cylinder, connecting rod lower extreme fixedly connected with second screw rod, and second screw rod threaded connection is on the pull rod for the dismouting of check lock lever and latch segment is more convenient, makes the device maintenance more convenient.

Further perfect, locking mechanism has two, and polishing mechanism and locking mechanism are corresponding for the polishing effect of device is better, and the machining efficiency of device is higher.

Further perfect, the pay-off cylinder is connected with the ejector pin through second joint bearing, the first slider of fixed plate lower extreme left and right sides all fixedly connected with, the first guide rail of casing upper end fixedly connected with, first slider sliding connection is in the first guide rail outside, and fixed plate front end fixedly connected with connecting block, connecting block are connected with the working cylinder through first joint bearing, mounting panel rear end fixedly connected with second slider, the inboard fixedly connected with second guide rail of casing, second slider sliding connection are in the second guide rail outside for the use precision of device is higher, makes the result of use of device better.

Further perfect, it has three and equidistance evenly distributed in the slide plate rear end to press from both sides the material cylinder for the machining efficiency of device is higher, and three pneumatic finger can carry out work simultaneously, and machining efficiency is showing and is improving.

Further perfect, it is triaxial cylinder to press from both sides the material cylinder, presss from both sides material cylinder upper end and installs travel switch, and the sliding plate front end fixedly connected with third slider, no pole cylinder rear end fixedly connected with third guide rail, third slider sliding connection are in the third guide rail outside, and the design of third slider makes the mechanism of device more firm, and the triaxial cylinder is equipped with the guiding axle for the precision of cylinder is higher, and travel switch makes the design make the device use more convenient.

Further perfect, the ejection of compact frame is installed to the casing right-hand member, and ejection of compact frame below is equipped with the case that gathers materials, the working cylinder upper end is equipped with the dust guard, and the connection can be dismantled on the casing to the dust guard, the polishing wheel end is equipped with the apron, and the connection can be dismantled at the casing inboard to the apron, and open at the casing rear end has the opening, and the opening rotates and is connected with the shrouding for the dustproof effect of device is better, makes the device maintenance more convenient, makes the device can collect the joint bearing of processing completion, and it is more convenient to use.

Further perfect, throw aureola lower extreme and be equipped with the backup pad of installing at the casing inboard, throw aureola rear end and be equipped with the bull stick of rotating the connection in the backup pad upper end, bull stick one end rear side is equipped with the guiding axle of fixed connection on the casing, the guiding axle outside is equipped with the spring, spring front end fixedly connected with push rod, push rod sliding connection is in the guiding axle outside, the push rod front end is circular, the bull stick is kept away from push rod one end and is equipped with the fixed block of installing in the backup pad upper end, shift knob is installed to the fixed block front end, the size diminishes after throwing aureola wearing and tearing, spring promotion push rod, the push rod promotes the bull stick and rotates, the bull stick presses shift knob, can indicate the staff to change and throw aureola, make the degree of automation of device higher, it is more convenient to use, it is more humanized.

The invention has the beneficial effects that: the invention can automatically polish the joint bearing, has high processing efficiency, places the joint bearing outside the locking rod, the locking cylinder drives the locking block to move downwards, so that the locking rod expands outwards, the joint bearing is locked, the working cylinder drives the rotary cylinder to move backwards, so that the polishing wheel contacts the joint bearing, the polishing motor drives the polishing wheel to rotate to polish the joint bearing, the rotary cylinder drives the locking rod to rotate, the locking rod drives the joint bearing to rotate, the outer side of the joint bearing is polished, the processing efficiency is high, the use is convenient, the joint bearing is conveyed to the outer side of the locking rod through a pneumatic finger, the device is more convenient to use, the V-shaped block has better positioning effect when the pneumatic finger holds the joint bearing, the processing precision is higher, the use is more convenient, the device can automatically feed, the use is more convenient, and the production efficiency is improved, alleviate workman intensity of labour, shorten processing auxiliary time, improve workman's working condition, the polishing wheel size diminishes after wearing and tearing, and the spring promotes the push rod, and the push rod promotes the bull stick and rotates, and the bull stick presses shift knob, can indicate the staff to change the polishing wheel for the degree of automation of device is higher, and it is more convenient to use, and is more humanized.

Drawings

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of the locking mechanism of the present invention;

FIG. 4 is a cross-sectional view of the locking mechanism of the present invention;

FIG. 5 is a schematic view of the polishing mechanism of the present invention;

FIG. 6 is a schematic view of the polishing mechanism of the present invention;

FIG. 7 is a schematic structural view of a material clamping mechanism according to the present invention;

FIG. 8 is a schematic structural view of a material clamping mechanism according to the present invention;

FIG. 9 is a schematic structural diagram of a material feeding frame according to the present invention;

fig. 10 is a schematic structural diagram of the present invention.

Description of reference numerals: 1. a housing; 11. a connecting plate; 12. a dust-proof plate; 13. a cover plate; 14. discharging the material frame; 15. an opening; 16. closing the plate; 17. a material collecting box; 2. a locking mechanism; 21. a rotating cylinder; 211. a locking lever; 212. a locking groove; 213. a first screw; 214. a slide hole; 22. a locking block; 221. a connecting rod; 222. a second screw; 23. a pull rod; 24. a bearing; 25. a locking cylinder; 26. a fixing plate; 261. a through hole; 262. a first slider; 263. connecting blocks; 27. a working cylinder; 271. a first joint bearing; 28. a first guide rail; 3. a polishing mechanism; 31. a polishing wheel; 311. polishing the motor; 32. mounting a plate; 321. a second slider; 33. a second guide rail; 34. a lifting cylinder; 35. a support plate; 351. a rotating rod; 36. a fixed block; 361. a switch button; 37. a spring; 371. a push rod; 372. a guide bar; 4. a material clamping mechanism; 41. a rodless cylinder; 411. a third guide rail; 42. a slide plate; 421. a third slider; 43. a material clamping cylinder; 431. a travel switch; 44. a pneumatic finger; 441. a V-shaped block; 5. a feeding frame; 51. a limiting shaft; 52. a support block; 521. a track; 53. positioning blocks; 531. a V-shaped groove; 54. a feeding cylinder; 541. a second joint bearing; 55. a material pushing rod.

Detailed Description

The invention will be further described with reference to the accompanying drawings in which:

as shown in fig. 1-4: the embodiment of the invention relates to an automatic polishing device for a joint bearing, which comprises a shell 1, a locking mechanism 2 arranged at the upper end of the shell 1, and a polishing mechanism 3 arranged at the rear end of the locking mechanism 2, wherein the locking mechanism 2 comprises a working cylinder 27 arranged at the upper end of the shell 1, the rear end of the working cylinder 27 is connected with a fixing plate 26, the fixing plate 26 is connected to the upper end of the shell 1 in a sliding manner, the upper end of the fixing plate 26 is fixedly connected with a rotating cylinder 21, the upper end of the rotating cylinder 21 is provided with a locking rod 211, the locking rod 211 is provided with a plurality of locking grooves 212, the locking rod 211 is provided with a sliding hole 214 with a large upper part and a small lower part, the sliding hole 214 is internally and slidably connected with a locking block 22, the locking block 22 is in a circular truncated cone shape with a large upper part and a small lower part, the lower end of the locking block 22 is fixedly connected with a connecting rod 221, the lower end of the connecting rod 221 is provided with a pull rod 23, the bearing 24 is arranged on the outer side of the lower end of the pull rod 23, the lower end of the bearing 24 is fixedly connected with a locking cylinder 25, locking cylinder 25 fixed connection is at fixed plate 26 lower extreme, it has through-hole 261 to open on fixed plate 26, the bearing is located the through-hole 261 inboard, the first screw rod 213 of good fortune ampere of fixedly connected with under the check lock lever 211, first screw rod 213 threaded connection is on revolving cylinder 21, connecting rod 221 lower extreme fixedly connected with second screw rod 222, second screw rod 222 threaded connection is on pull rod 23, the first slider 262 of the equal fixedly connected with in fixed plate 26 lower extreme left and right sides, the first guide rail 28 of casing 1 upper end fixedly connected with, first slider 262 sliding connection is in the first guide rail 28 outside, fixed plate 26 front end fixedly connected with connecting block 263, connecting block 263 is connected with working cylinder 27 through first joint bearing 271.

As shown in fig. 1-2 and 6-7: the polishing mechanism 3 comprises a polishing wheel 31, the polishing wheel 31 is positioned at the rear end of the locking rod 211 and corresponds to the locking rod 211, a polishing motor 311 is arranged at the lower end of the polishing wheel 31, a mounting plate 32 is fixedly connected at the rear end of the polishing motor 311, a lifting cylinder 34 is fixedly connected at the lower end of the mounting plate 32, two locking mechanisms 2 are provided, two polishing mechanisms 3 are provided, the polishing mechanisms 3 correspond to the locking mechanisms 2, a second sliding block 321 is fixedly connected at the rear end of the mounting plate 32, a second guide rail 33 is fixedly connected at the inner side of the shell 1, the second sliding block 321 is slidably connected at the outer side of the second guide rail 33, a supporting plate 35 arranged at the inner side of the shell 1 is arranged at the lower end of the polishing wheel 31, a rotating rod 351 rotatably connected at the upper end of the supporting plate 35 is arranged at the rear end of the polishing wheel 31, a guide shaft fixedly connected to the shell 1 is arranged at the rear side of one end of the rotating rod 351, a spring 37 is arranged at the outer side of the guide shaft, a push rod 371 is fixedly connected at the front end of the spring 37, the push rod 371 is connected outside the guide rod 372 in a sliding mode, the front end of the push rod 371 is circular, a fixing block 36 installed at the upper end of the supporting plate 35 is arranged at one end, away from the push rod 371, of the rotating rod 351, and a switch button 361 is installed at the front end of the fixing block 36.

As shown in fig. 1-2 and 7-8: casing 1 upper end front side fixedly connected with connecting plate 11, material clamping mechanism 4 is installed to connecting plate 11 rear end, material clamping mechanism 4 includes the rodless cylinder 41 of fixed connection in connecting plate 11 rear end, fixedly connected with slide plate 42 on rodless cylinder 41's the piston, slide plate 42 rear end fixedly connected with material clamping cylinder 43, material clamping cylinder 43 lower extreme fixedly connected with pneumatic finger 44, fixedly connected with V type piece 441 on the pneumatic finger 44, material clamping cylinder 43 has three and equidistance evenly distributed at slide plate 42 rear end, material clamping cylinder 43 is the triaxial cylinder, stroke switch 431 is installed to material clamping cylinder 43 upper end, slide plate 42 front end fixedly connected with third slider 421, rodless cylinder 41 rear end fixedly connected with third guide rail 411, third slider 421 sliding connection is in the third guide rail 411 outside.

As shown in fig. 1-2 and 9: the left side of the front end of the shell 1 is fixedly connected with a supporting block 52, the upper end of the supporting block 52 is fixedly connected with a positioning block 53, the positioning block 53 is provided with a V-shaped groove 531, the left end of the positioning block 53 is provided with a track 521 fixedly connected to the upper end of the supporting block 52, the upper end of the track 521 is fixedly connected with a feeding frame 5, the right end of the feeding frame 5 is fixedly connected with a limiting shaft 51, the lower end of the supporting block 52 is fixedly connected with a feeding cylinder 54, the left end of the feeding cylinder 54 is provided with a pushing rod 55, the pushing rod 55 is slidably connected to the inner side of the track 521, and the feeding cylinder 54 is connected with the pushing rod 55 through a second joint bearing 541.

As shown in fig. 1-2 and 10: discharging frame 14 is installed to 1 right-hand member of casing, and discharging frame 14 below is equipped with case 17 that gathers materials, working cylinder 27 upper end is equipped with dust guard 12, and dust guard 12 can be dismantled and connect on casing 1, throwing aureola 31 end is equipped with apron 13, and apron 13 can be dismantled and connect in casing 1 inboard, and open at casing 1 rear end has opening 15, and opening 15 rotates and is connected with shrouding 16.

When the invention is used: the knuckle bearing is placed in the feeding frame 5, the knuckle bearing falls to the inner side of the track 521 under the action of gravity, the feeding cylinder 54 drives the material returning rod to move rightwards, the material returning rod pushes the knuckle bearing into the V-shaped groove 531, the material clamping cylinder 43 drives the pneumatic finger 44 to move downwards for a moving distance, the pneumatic finger 44 drives the V-shaped blocks 441 to approach each other, the V-shaped blocks 441 clamp the knuckle bearing, the rodless cylinder 41 drives the mounting plate 32 to move rightwards, the mounting plate 32 drives the pneumatic finger 44 to move rightwards to a designated position, the material clamping cylinder 43 drives the pneumatic finger 44 to move downwards, the knuckle bearing is placed on the outer side of the locking rod 211, the locking cylinder 25 drives the bearing to move downwards to drive the pull rod 23 to move downwards, the pull rod 23 drives the second screw rod 222 to move downwards, the second screw rod 222 drives the connecting rod 221 to move downwards, the connecting rod 221 drives the locking block 22 to move downwards, so that the locking rod 211 expands outwards, the knuckle bearing is locked, the polishing motor 311 drives the polishing wheel 31 to rotate to polish the knuckle bearing, the rotary cylinder 21 drives the locking rod 211 to rotate, the locking rod 211 drives the knuckle bearing to rotate, the outer side of the knuckle bearing is polished, the polishing is completed, the locking cylinder 25 drives the locking block 22 to move upwards, the knuckle bearing is loosened, and the pneumatic finger 44 conveys the knuckle bearing to the discharging frame 14.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides an automatic burnishing device for joint bearing, includes casing (1), installs locking mechanism (2) in casing (1) upper end, installs polishing mechanism (3) at locking mechanism (2) rear end, characterized by: the locking mechanism (2) comprises a working cylinder (27) arranged at the upper end of a shell (1), the rear end of the working cylinder (27) is connected with a fixing plate (26), the fixing plate (26) is connected with the upper end of the shell (1) in a sliding manner, a rotary cylinder (21) is fixedly connected with the upper end of the fixing plate (26), a locking rod (211) is arranged at the upper end of the rotary cylinder (21), a plurality of locking grooves (212) are formed in the locking rod (211), a sliding hole (214) with a large upper part and a small lower part is formed in the locking rod (211), a locking block (22) is connected in the sliding hole (214) in a sliding manner, the locking block (22) is in a circular truncated cone shape with a large upper part and a small lower part, a connecting rod (221) is fixedly connected with the lower end of the locking block (22), a pull rod (23) is arranged at the lower end of the connecting rod (221), a bearing is arranged at the outer side of the lower end of the pull rod (23), a locking cylinder (25) is fixedly connected with the locking cylinder (25) at the lower end of the fixing plate (26), open on fixed plate (26) has through-hole (261), and the bearing is located through-hole (261) inboard, polishing mechanism (3) are located check lock lever (211) rear end and corresponding with check lock lever (211) including polishing wheel (31), and polishing motor (311) are installed to polishing wheel (31) lower extreme.

2. The automatic polishing apparatus for a spherical plain bearing according to claim 1, wherein: polishing motor (311) rear end fixedly connected with mounting panel (32), mounting panel (32) lower extreme fixedly connected with lift cylinder (34).

3. The automatic polishing apparatus for a spherical plain bearing according to claim 1, wherein: the front side of the upper end of the shell (1) is fixedly connected with a connecting plate (11), the rear end of the connecting plate (11) is provided with a clamping mechanism (4), the clamping mechanism (4) comprises a rodless cylinder (41) fixedly connected to the rear end of the connecting plate (11), a sliding plate (42) is fixedly connected to a piston of the rodless cylinder (41), the rear end of the sliding plate (42) is fixedly connected with a clamping cylinder (43), the lower end of the clamping cylinder (43) is fixedly connected with a pneumatic finger (44), the pneumatic finger (44) is fixedly connected with a V-shaped block (441), the left side of the front end of the shell (1) is fixedly connected with a supporting block (52), the upper end of the supporting block (52) is fixedly connected with a positioning block (53), the V-shaped groove (531) is formed in the positioning block (53), the left end of the positioning block (53) is provided with a track (521) fixedly connected to the upper end of the supporting block (52), and the upper end of the track (521) is fixedly connected with a feeding frame (5), the right end of the feeding frame (5) is fixedly connected with a limiting shaft (51), the lower end of the supporting block (52) is fixedly connected with a feeding cylinder (54), the left end of the feeding cylinder (54) is provided with a pushing rod (55), and the pushing rod (55) is connected to the inner side of the track (521) in a sliding mode.

4. The automatic polishing apparatus for a spherical plain bearing according to claim 1, wherein: the safety lock is characterized in that a first screw rod (213) is fixedly connected to the lower portion of the locking rod (211), the first screw rod (213) is in threaded connection with the rotary cylinder (21), a second screw rod (222) is fixedly connected to the lower end of the connecting rod (221), and the second screw rod (222) is in threaded connection with the pull rod (23).

5. The automatic polishing apparatus for a spherical plain bearing according to claim 1, wherein: the polishing machine is characterized in that the number of the locking mechanisms (2) is two, the number of the polishing mechanisms (3) is two, and the polishing mechanisms (3) correspond to the locking mechanisms (2).

6. The automatic polishing apparatus for a spherical plain bearing according to claim 2, wherein: pay-off cylinder (54) are connected through second joint bearing (541) and ejector pin (55), fixed plate (26) lower extreme left and right sides all first slider (262) of fixedly connected with, the first guide rail (28) of casing (1) upper end fixedly connected with, first slider (262) sliding connection is in first guide rail (28) outside, fixed plate (26) front end fixedly connected with connecting block (263), and connecting block (263) are connected through first joint bearing (271) and work cylinder (27), mounting panel (32) rear end fixedly connected with second slider (321), casing (1) inboard fixedly connected with second guide rail (33), second slider (321) sliding connection is in second guide rail (33) outside.

7. The automatic polishing device for the spherical plain bearing according to claim 3, wherein: the material clamping cylinders (43) are three and are uniformly distributed at the rear end of the sliding plate (42) at equal intervals.

8. The automatic polishing apparatus for a spherical plain bearing according to claim 3 or 7, wherein: press from both sides material cylinder (43) and be the triaxial cylinder, press from both sides material cylinder (43) upper end and install travel switch (431), and slide plate (42) front end fixedly connected with third slider (421), rodless cylinder (41) rear end fixedly connected with third guide rail (411), third slider (421) sliding connection are in third guide rail (411) outside.

9. The automatic polishing apparatus for a spherical plain bearing according to claim 1, wherein: the polishing machine is characterized in that a discharging frame (14) is installed at the right end of the shell (1), a material collecting box (17) is arranged below the discharging frame (14), a dust guard (12) is arranged at the upper end of the working cylinder (27), the dust guard (12) can be detachably connected to the shell (1), a cover plate (13) is arranged at the end of the polishing wheel (31), the cover plate (13) can be detachably connected to the inner side of the shell (1), an opening (15) is formed in the rear end of the shell (1), and a sealing plate (16) is rotatably connected to the opening (15).

10. The automatic polishing apparatus for a spherical plain bearing according to claim 1, wherein: polishing wheel (31) lower extreme is equipped with backup pad (35) of installing in casing (1) inboard, polishing wheel (31) rear end is equipped with commentaries on classics pole (351) of rotating the connection in backup pad (35) upper end, commentaries on classics pole (351) one end rear side is equipped with the guiding axle of fixed connection on casing (1), the guiding axle outside is equipped with spring (37), spring (37) front end fixedly connected with push rod (371), push rod (371) sliding connection is in the guiding rod (372) outside, push rod (371) front end is circular, push rod (371) one end is kept away from in commentaries on classics pole (351) and is equipped with fixed block (36) of installing in backup pad (35) upper end, shift knob (361) are installed to fixed block (36) front end.