CN214559810U

CN214559810U - Automatic change lock body multiaspect burnishing machine

Info

Publication number: CN214559810U
Application number: CN202120675026.1U
Authority: CN
Inventors: 毛奇秀; 周洪军
Original assignee: Pujiang Guoma Machinery Technology Co ltd
Current assignee: Pujiang Guoma Machinery Technology Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-02
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses an automatic lock body multi-surface polishing machine, which comprises a frame (1), wherein two lock body polishing clamping parts are arranged on the frame (1), and an abrasive belt polishing part is arranged on one side of the frame (1) corresponding to the two lock body polishing clamping parts; and a lock body carrying and steering mechanism is arranged between the two lock body polishing clamping parts on the rack (1), and can carry and steer the lock body between the two lock body polishing clamping parts. The utility model discloses not only can improve the security, still have that whole polishing effect is better, polishing efficiency is higher, go up unloading operation more convenient, control accuracy is higher, the drive power demand is less, equipment is not fragile, equipment cost is lower, transmission stability is better and environmental pollution is less advantage.

Description

Automatic change lock body multiaspect burnishing machine

Technical Field

The utility model relates to a burnishing machine, especially automatic lock body multiaspect burnishing machine.

Background

In the preparation process of the existing padlock, each surface of the lock body needs to be polished; the lock body has outer surfaces in 6 directions, namely, front, back, left, right, upper and lower directions, and when mechanical clamping polishing operation is adopted, two clamped side surfaces cannot be polished, so that the conventional lock body is completely polished by manual holding, and the polishing operation is poor in safety; and the polishing effect is easily influenced by operators, so that the polishing effect of each surface of the lock body is different, and the overall polishing effect of the lock body is poor. Therefore, the problems of lower safety and poorer overall polishing effect exist in the conventional overall polishing operation of the lock body.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic change lock body multiaspect burnishing machine. The utility model discloses not only can improve the security, still have the better advantage of whole polishing effect.

The technical scheme of the utility model: the automatic lock body multi-surface polishing machine comprises a rack, wherein two lock body polishing clamping parts are arranged on the rack, and abrasive belt polishing parts are arranged on one sides of the rack corresponding to the two lock body polishing clamping parts; and a lock body carrying and steering mechanism is arranged between the two lock body polishing clamping parts on the frame, and can carry and steer the lock body between the two lock body polishing clamping parts.

In the automatic lock body multi-surface polishing machine, a feeding part and a discharging part are respectively arranged on two sides of the rack; the lock body carrying and steering mechanism is connected with a synchronous feeding part, and the synchronous feeding part can carry the lock body from the feeding part to the lock body polishing clamping part while the lock body carrying and steering mechanism carries and steers the lock body between the two lock body polishing clamping parts.

In the automatic lock body multi-surface polishing machine, the lock body carrying and steering mechanism comprises a screw rod sliding block structure fixed at the top of the frame, and one side of a sliding block in the screw rod sliding block structure is connected with a vertical telescopic cylinder; the bottom of the vertical telescopic cylinder is provided with a pneumatic chuck, and a vertically arranged rotary cylinder is connected between the pneumatic chuck and the bottom of the vertical telescopic cylinder.

In the automatic lock body multi-surface polishing machine, the synchronous feeding part comprises a feeding telescopic cylinder fixed on a sliding block in a screw rod sliding block structure, and the feeding telescopic cylinder is vertically arranged; the bottom of the feeding telescopic cylinder is connected with a feeding pneumatic chuck.

In the automatic lock body multi-surface polishing machine, the feeding part comprises a feeding rack fixed on the rack, and a feeding guide rail obliquely arranged is fixed on the feeding rack; a feeding platform is arranged at the bottom of the feeding guide rail, and a stop block arranged at an interval with the bottom of the feeding guide rail is fixed on the feeding platform; a material pushing cylinder is fixed on one side of the feeding platform corresponding to the stop block, a positioning cylinder is fixed on the other side of the feeding platform, and the positioning cylinder and the material pushing cylinder are vertically distributed; the blanking part is a blanking conveying belt connected to the rack.

In the automatic lock body multi-surface polishing machine, the lock body polishing clamping part comprises a horizontal screw rod sliding block structure fixed on the frame, a vertical screw rod sliding block structure is connected to a sliding block of the horizontal screw rod sliding block structure, and a fixing frame is connected to a sliding block of the vertical screw rod sliding block structure; the fixed frame is rotatably connected with a left chuck and a right chuck which are distributed at intervals, a synchronous transmission mechanism is connected between the left chuck and the right chuck, and the synchronous transmission mechanism is connected with a driving motor; the left chuck and the right chuck are positioned on the same straight line; and the left chuck is connected with a clamping cylinder, and the clamping cylinder can drive the left chuck to be close to or far away from the right chuck.

In the automatic lock body multi-surface polishing machine, the synchronous transmission mechanism comprises a main shaft rotationally connected to the fixed frame, the end part of the main shaft is connected with a driven wheel, one side of the driven wheel is provided with a driving wheel fixed with the driving motor, and a transmission belt is sleeved between the driving wheel and the driven wheel; driving wheels are respectively connected to the positions, corresponding to the left chuck and the right chuck, of the main shaft, and synchronous belts are sleeved between the left chuck and the corresponding driving wheels; and a tensioning wheel is arranged on the fixing frame at the position corresponding to the synchronous belt.

In the aforesaid automatic lock body multiaspect burnishing machine, the position department that corresponds between left chuck and the right chuck in every lock body polishing clamping part in the frame all is provided with down pneumatic chuck, is connected with the telescopic cylinder who is vertical setting between lower pneumatic chuck and the frame.

In the automatic lock body multi-surface polishing machine, the abrasive belt polishing part comprises an abrasive belt motor fixed on the frame, a driving V wheel is connected to the abrasive belt motor, a driven V wheel is arranged on one side of the driving V wheel, and a V belt is sleeved between the driven V wheel and the driving V wheel; an abrasive belt main shaft which is rotatably connected to the rack is fixed on the driven V wheel, first abrasive belt wheels are fixed on the abrasive belt main shaft at positions corresponding to the two lock body polishing clamping parts, a second abrasive belt wheel which is rotatably connected to the rack is arranged above the first abrasive belt wheels, and an abrasive belt is sleeved between the second abrasive belt wheel and the first abrasive belt wheel.

In the automatic lock body multi-surface polishing machine, a dust cover arranged outside the abrasive belt is fixed on the frame, and an opening is formed in a moving path of the lock body close to the abrasive belt corresponding to the lock body polishing clamping part on the dust cover.

Compared with the prior art, the lock body polishing clamping part is arranged on the frame, the lock body can be clamped by the two lock body polishing clamping parts, and the lock body can be polished by matching with the abrasive belt polishing part; a lock body carrying and steering mechanism is arranged between the two lock body polishing clamping parts, one lock body polishing clamping part is used for clamping the upper side surface and the lower side surface of the lock body and then polishing the front side surface, the rear side surface, the left side surface and the right side surface (fillets or chamfers can be polished completely at one time), after the front side surface, the rear side surface, the left side surface and the right side surface are polished, the lock body carrying and steering mechanism is transferred to the other lock body polishing clamping part, and the left side surface and the right side surface are clamped to polish the residual upper side surface and the residual lower side surface, so that the outer surface of the lock body can be polished well; manual holding and steering are not needed, so that people are prevented from being injured by machinery, and the safety is improved; the polishing clamping parts of the two lock bodies are accurately controlled through software programming to polish all surfaces of each lock body, and the overall polishing effect is guaranteed. In addition, when the lock body is transported between the two lock body polishing clamping parts by the lock body transporting and steering mechanism, the lock body can be moved to the lock body polishing clamping parts from the feeding part by the synchronous feeding part, so that the lock body polishing surface changing and the lock body feeding are synchronously carried out, and the lock body polishing efficiency is greatly improved; the lock body carrying and steering mechanism forms a mechanical arm through a screw rod sliding block structure, a vertical telescopic cylinder, a rotary cylinder and a pneumatic chuck, and the screw rod sliding block structure is driven by a servo motor to drive the lock body to move and steer between the two lock body polishing clamping parts accurately; the synchronous feeding part is characterized in that a feeding telescopic cylinder is fixed on a screw rod sliding block structure, and a feeding pneumatic chuck at the bottom is matched to form a feeding manipulator, so that feeding operation can be performed while the lock body is carried and turned, the cost is saved, and the synchronism is guaranteed; the lock body slides downwards along the inclined feeding guide rail under the action of self gravity, and the bottom of the feeding guide rail is provided with a stop block at intervals to prevent the lock body from continuously sliding downwards; after the pushing cylinder pushes the lock body at the stop block away, the lock body can continuously slide downwards, and automatic feeding operation one by one can be completed; the lock body is positioned at a specific position at one end of the stop block (a groove for a feeding pneumatic chuck to extend into is arranged at the position, corresponding to the specific position for positioning, on the stop block) through the matching among the pushing cylinder, the positioning cylinder and the stop block, so that synchronous feeding parts can be clamped conveniently; when the lock body is discharged, the lock body can be discharged by the discharging conveying belt only by moving the lock body to the position above the discharging conveying belt by the lock body polishing clamping part and then loosening the chuck, so that the operation is more convenient; the lock body polishing clamping part controls the movement and alignment of a fixing frame clamping the lock body through a horizontal screw rod sliding block structure and a vertical screw rod sliding block structure, and the control precision is high during polishing; a synchronous transmission mechanism is connected between the left chuck and the right chuck, and the driving motor can drive the left chuck and the right chuck to synchronously rotate through the synchronous transmission mechanism and synchronously drive the left chuck and the right chuck to rotate from two sides so as to drive the lock body to rotate; the large driving force on one side is dispersed to two sides, and the driving force requirement is reduced; stress generated when the lock body is driven to rotate is also dispersed to two sides, so that the service life of the whole equipment is prolonged, and the equipment is not easy to damage; the left chuck and the right chuck are positioned on the same straight line, the left chuck can be close to the right chuck through the driving of the clamping cylinder, so that the lock body is clamped between the left chuck and the right chuck, and the clamping operation is convenient (the left chuck can be in a structure which can be extended and rotated, and can be in a structure with a common spline structure of a rotating main shaft similar to a main shaft of a machine tool); the synchronous transmission mechanism drives the driving wheel to rotate through the driving motor, drives the driven wheel to synchronously rotate with the main shaft through the driving belt, and drives the left chuck and the right chuck to synchronously rotate through the two driving wheels and the synchronous belt, so that the lock body between the left chuck and the right chuck can be driven to rotate; the positions, corresponding to the two synchronous belts, of the fixed frame are respectively provided with a tensioning wheel, so that the transmission stability is improved (an induction block is eccentrically connected to a driving wheel rotating at the same angular speed as the left chuck or the right chuck, and one side of the induction block is provided with a sensor for inducing and controlling the lock body to finish polishing of an integral circle, so that the integral polishing evenness of the lock body is ensured); a lower pneumatic chuck which can vertically stretch and retract is arranged on the rack and corresponds to the lower part between the left chuck and the right chuck, and is used for placing and positioning a lock body clamping part on the lock body carrying mechanism and the synchronous feeding part, so that the lock body can be conveniently clamped by the subsequent left chuck and the right chuck; the abrasive belt polishing part also drives two abrasive belts at the positions corresponding to the two lock body polishing clamping parts through one abrasive belt motor, so that the equipment cost is saved; the dust cover is arranged outside the abrasive belt, so that the flying of impurities during polishing can be better prevented, and the environmental pollution is reduced. Therefore, the utility model discloses not only can improve the security, still have that whole polishing effect is better, polishing efficiency is higher, go up unloading operation more convenient, control accuracy is higher, drive power demand less, equipment is not fragile, equipment cost is lower, transmission stability is better and environmental pollution is less advantage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the lock body in a polished grip and lower pneumatic collet position;

FIG. 3 is a schematic view of the lock body handling steering mechanism and the synchronous loading position;

FIG. 4 is a schematic structural view of the charging part;

fig. 5 is a schematic view of the abrasive belt polishing portion with one side dust cover removed.

The labels in the figures are: 1-a machine frame, 2-a screw rod slide block structure, 3-a vertical telescopic cylinder, 4-a pneumatic chuck, 5-a rotary cylinder, 6-a feeding telescopic cylinder, 7-a feeding pneumatic chuck, 8-a feeding frame, 9-a feeding guide rail, 10-a feeding platform, 11-a driving motor, 12-a stop, 13-a pushing cylinder, 14-a positioning cylinder, 15-a feeding conveyer belt, 16-a horizontal screw rod slide block structure, 17-a vertical screw rod slide block structure, 18-a fixed frame, 19-a left chuck, 20-a right chuck, 21-a clamping cylinder, 22-a main shaft, 23-a driven wheel, 24-a driving wheel, 25-a driving belt, 26-a driving wheel, 27-a synchronous belt and 28-a tension wheel, 29-lower pneumatic chuck, 30-telescopic cylinder, 31-belt motor, 32-driving V wheel, 33-driven V wheel, 34-V belt, 35-belt spindle, 36-first belt wheel, 37-second belt wheel, 38-belt, 39-dust cover.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. An automatic lock body multi-surface polishing machine is shown in figures 1 to 5 and comprises a frame 1, wherein two lock body polishing clamping parts are arranged on the frame 1, and abrasive belt polishing parts are arranged on one sides of the frame 1 corresponding to the two lock body polishing clamping parts; and a lock body carrying and steering mechanism is arranged on the frame 1 between the two corresponding lock body polishing clamping parts, and can carry and steer the lock body between the two lock body polishing clamping parts.

A feeding part and a discharging part are respectively arranged on two sides of the rack 1; the lock body carrying and steering mechanism is connected with a synchronous feeding part, and the synchronous feeding part can carry the lock body from the feeding part to the lock body polishing clamping part while the lock body carrying and steering mechanism carries and steers the lock body between the two lock body polishing clamping parts; the lock body carrying and steering mechanism comprises a screw rod sliding block structure 2 fixed at the top of the rack 1, and one side of a sliding block in the screw rod sliding block structure 2 is connected with a vertical telescopic cylinder 3; a pneumatic chuck 4 is arranged at the bottom of the vertical telescopic cylinder 3, and a vertically arranged rotary cylinder 5 is connected between the pneumatic chuck 4 and the bottom of the vertical telescopic cylinder 3; the synchronous feeding part comprises a feeding telescopic cylinder 6 fixed on a sliding block in the screw rod sliding block structure 2, and the feeding telescopic cylinder 6 is vertically arranged; the bottom of the feeding telescopic cylinder 6 is connected with a feeding pneumatic chuck 7; the feeding part comprises a feeding rack 8 fixed on the rack 1, and a feeding guide rail 9 which is obliquely arranged is fixed on the feeding rack 8; a feeding platform 10 is arranged at the bottom of the feeding guide rail 9, and a stop block 12 which is arranged at an interval with the bottom of the feeding guide rail 9 is fixed on the feeding platform 10; a material pushing cylinder 13 is fixed on one side of the material loading platform 10 corresponding to the stop block 12, a positioning cylinder 14 is fixed on the other side of the material loading platform, and the positioning cylinder 14 and the material pushing cylinder 13 are vertically distributed; the blanking part is a blanking conveying belt 15 connected to the frame 1; the lock body polishing clamping part comprises a horizontal screw rod sliding block structure 16 fixed on the rack 1, a vertical screw rod sliding block structure 17 is connected to a sliding block of the horizontal screw rod sliding block structure 16, and a fixed frame 18 is connected to a sliding block of the vertical screw rod sliding block structure 17; the fixed frame 18 is rotatably connected with a left chuck 19 and a right chuck 20 which are distributed at intervals, a synchronous transmission mechanism is connected between the left chuck 19 and the right chuck 20, and the synchronous transmission mechanism is connected with a driving motor 11; the left chuck 19 and the right chuck 20 are positioned on the same straight line; the left chuck 19 is connected with a clamping cylinder 21, and the clamping cylinder 21 can drive the left chuck 19 to be close to or far away from the right chuck 20; the synchronous transmission mechanism comprises a main shaft 22 which is rotatably connected to the fixed frame 18, the end part of the main shaft 22 is connected with a driven wheel 23, one side of the driven wheel 23 is provided with a driving wheel 24 which is fixed with the driving motor 11, and a transmission belt 25 is sleeved between the driving wheel 24 and the driven wheel 23; the main shaft 22 is connected with driving wheels 26 at positions corresponding to the left chuck 19 and the right chuck 20 respectively, and synchronous belts 27 are sleeved between the left chuck 19 and the corresponding driving wheels 26 and between the right chuck 20 and the corresponding driving wheels 26; a tension wheel 28 is arranged on the fixed frame 18 at a position corresponding to the synchronous belt 27; a lower pneumatic chuck 29 is arranged on the machine frame 1 corresponding to the position between the left chuck 19 and the right chuck 20 in each lock body polishing clamping part, and a vertically arranged telescopic cylinder 30 is connected between the lower pneumatic chuck 29 and the machine frame 1; the abrasive belt polishing part comprises an abrasive belt motor 31 fixed on the frame 1, a driving V wheel 32 is connected to the abrasive belt motor 31, a driven V wheel 33 is arranged on one side of the driving V wheel 32, and a V belt 34 is sleeved between the driven V wheel 33 and the driving V wheel 32; an abrasive belt main shaft 35 rotatably connected to the frame 1 is fixed on the driven V-wheel 33, first abrasive belt wheels 36 are fixed on the abrasive belt main shaft 35 at positions corresponding to the two lock body polishing clamping parts, second abrasive belt wheels 37 rotatably connected to the frame 1 are arranged above the first abrasive belt wheels 36, and an abrasive belt 38 is sleeved between the second abrasive belt wheels 37 and the first abrasive belt wheels 36; a dust cover 39 arranged outside the abrasive belt 38 is fixed on the frame 1, and an opening is arranged on a moving path of the lock body close to the abrasive belt 38 corresponding to the polishing clamping part of the lock body on the dust cover 39.

The working principle is as follows: a driving V wheel 32 is driven by a belt motor 31 on the frame 1 to rotate, a driven V wheel 33 and a belt spindle 35 are driven to rotate by a V belt 34, two first belt wheels 36 (the first belt wheels 36 are generally rubber wheels) on the belt spindle 35 corresponding to the polishing clamping positions of the two lock bodies synchronously rotate and drive corresponding belts 38 and second belt wheels 37 (the second belt wheels 37 are generally aluminum wheels) to rotate; the dust cover 39 is arranged outside the abrasive belt 38, so that impurities are not easy to scatter during polishing, and the environmental pollution is reduced.

A plurality of lock bodies are arranged at a feeding guide rail 9 fixed on a feeding rack 8, and the lock bodies slide downwards under the action of self gravity until being blocked by a stop block 12 on a feeding platform 10; then, the pushing cylinder 13 pushes the lock body to the positioning cylinder 14 and resets, and the positioning cylinder 14 continues to push the lock body, so that the lock body is positioned (because the pushing cylinder 13 and the positioning cylinder 14 are arranged perpendicularly to each other, the lock body is positioned at the right-angle positioning position at one side of the stop block 12 after being pushed twice); after the pushing cylinder 13 is reset, the lock body on the feeding guide rail 9 can continuously slide down until being blocked by the stop block 12.

A feeding telescopic cylinder 6 fixed on the screw rod sliding block structure 2 extends to enable a feeding pneumatic chuck 7 to clamp the lock body positioned on the stop block 12, and the lock body is lifted after the feeding telescopic cylinder 6 is shortened; then, the slide block in the screw rod slide block structure 2 on the rack 1 moves to transfer the lock body to the position of a first lock body polishing clamping part, at the moment, the feeding telescopic cylinder 6 and the telescopic cylinder 30 are extended to realize butt joint, the feeding pneumatic chuck 7 on the feeding telescopic cylinder 6 is loosened, and the lower pneumatic chuck 29 at the top end of the telescopic cylinder 30 clamps and positions the lock body to finish butt joint transfer of the lock body.

Then, a horizontal screw rod sliding block structure 16 and a vertical screw rod sliding block structure 17 on the frame 1 are matched to drive a left chuck 19 and a right chuck 20 on a fixed frame 18 to be positioned at two sides of the lock body; after the lower pneumatic chuck 29 is loosened, the clamping cylinder 21 is started to extend the left chuck 19 to clamp the lock body between the left chuck 19 and the right chuck 20, and then the telescopic cylinder 30 drives the lower pneumatic chuck 29 to retract and reset; the horizontal screw rod sliding block structure 16 and the vertical screw rod sliding block structure 17 move in a matching way to drive the lock body clamped between the left chuck 19 and the right chuck 20 to pass through an opening on the dust cover 39 to be in contact with the abrasive belt 38 for polishing; the driving motor 11 is started to drive the driving wheel 24 to rotate, the driving wheel 24 drives the driven wheel 23 and the main shaft 22 to rotate through the driving belt 25, the two driving wheels 26 on the main shaft 22 corresponding to the positions of the left chuck 19 and the right chuck 20 synchronously rotate, and the driving wheels 26 drive the left chuck 19 and the right chuck 20 to synchronously rotate through the synchronous belt 27, so that the lock body can be subjected to surface rotation polishing; the synchronous belt 27 is provided with a tension pulley 28, so that the transmission stability is improved; three-axis linkage is realized by rotating the lock body and matching the horizontal screw rod sliding block structure 16 and the vertical screw rod sliding block structure, so that the front, rear, left and right side surfaces of the lock body are polished.

During subsequent feeding, the feeding telescopic cylinder 6 and the vertical telescopic cylinder 3 in the synchronous feeding part extend synchronously; then, a feeding pneumatic chuck 7 at the bottom of a feeding telescopic cylinder 6 clamps the lock body on the feeding platform 10, and meanwhile, a pneumatic chuck 4 at the bottom of a vertical telescopic cylinder 3 clamps the lock body with the polished side surface; then, the feeding telescopic cylinder 6 and the vertical telescopic cylinder 3 are synchronously shortened and move along with the slide block in the screw rod slide block structure 2, and the rotating cylinder 5 drives the lock body on the pneumatic chuck 4 to rotate while the vertical telescopic cylinder 3 is shortened and moved; the lock body is moved to a first lock body polishing clamping part by the feeding telescopic cylinder 6, the lock body with the polished side surface is moved to a second lock body polishing clamping part by the vertical telescopic cylinder 3, the lock body feeding and the lock body carrying and steering are synchronously carried out, and the overall polishing efficiency of the lock body is greatly improved; the second lock body polishing clamping part clamps the left side surface and the right side surface of the lock body, and polishes the upper side surface and the lower side surface (or polishes the upper surface and the lower surface first and then polishes the front side surface, the rear side surface, the left side surface and the right side surface), so that the lock body is polished comprehensively.

After the lock body is completely polished, the lock body polishing clamping part moves the lock body to the position above the blanking conveying belt 15, then the clamping cylinder 21 shortens the left chuck 19, so that the lock body falls downwards on the blanking conveying belt 15, and then the blanking conveying belt 15 conveys the blanking.

Claims

1. Automatic change lock body multiaspect burnishing machine, its characterized in that: the lock body polishing machine comprises a rack (1), wherein two lock body polishing clamping parts are arranged on the rack (1), and an abrasive belt polishing part is arranged on one side of the rack (1) corresponding to the two lock body polishing clamping parts; and a lock body carrying and steering mechanism is arranged between the two lock body polishing clamping parts on the rack (1), and can carry and steer the lock body between the two lock body polishing clamping parts.

2. The automated lock body multi-faceted polishing machine of claim 1, wherein: a feeding part and a discharging part are respectively arranged on two sides of the rack (1); the lock body carrying and steering mechanism is connected with a synchronous feeding part, and the synchronous feeding part can carry the lock body from the feeding part to the lock body polishing clamping part while the lock body carrying and steering mechanism carries and steers the lock body between the two lock body polishing clamping parts.

3. The automated lock body multi-faceted polishing machine of claim 2, wherein: the lock body carrying and steering mechanism comprises a screw rod sliding block structure (2) fixed at the top of the rack (1), and one side of a sliding block in the screw rod sliding block structure (2) is connected with a vertical telescopic cylinder (3); the bottom of the vertical telescopic cylinder (3) is provided with a pneumatic chuck (4), and a vertically arranged rotary cylinder (5) is connected between the pneumatic chuck (4) and the bottom of the vertical telescopic cylinder (3).

4. The automated lock body multi-faceted polishing machine of claim 3, wherein: the synchronous feeding part comprises a feeding telescopic cylinder (6) fixed on a sliding block in the screw rod sliding block structure (2), and the feeding telescopic cylinder (6) is vertically arranged; the bottom of the feeding telescopic cylinder (6) is connected with a feeding pneumatic chuck (7).

5. The automated lock body multi-faceted polishing machine of claim 2, wherein: the feeding part comprises a feeding rack (8) fixed on the rack (1), and a feeding guide rail (9) which is obliquely arranged is fixed on the feeding rack (8); a feeding platform (10) is arranged at the bottom of the feeding guide rail (9), and a stop block (12) which is arranged at an interval with the bottom of the feeding guide rail (9) is fixed on the feeding platform (10); a material pushing cylinder (13) is fixed on one side of the feeding platform (10) corresponding to the stop block (12), a positioning cylinder (14) is fixed on the other side of the feeding platform, and the positioning cylinder (14) and the material pushing cylinder (13) are vertically distributed; the blanking part is a blanking conveying belt (15) connected to the rack (1).

6. The automated lock body multi-faceted polishing machine of claim 1, wherein: the lock body polishing clamping part comprises a horizontal screw rod sliding block structure (16) fixed on the rack (1), a vertical screw rod sliding block structure (17) is connected to a sliding block of the horizontal screw rod sliding block structure (16), and a fixed frame (18) is connected to a sliding block of the vertical screw rod sliding block structure (17); the fixed frame (18) is rotatably connected with a left chuck (19) and a right chuck (20) which are distributed at intervals, a synchronous transmission mechanism is connected between the left chuck (19) and the right chuck (20), and a driving motor (11) is connected on the synchronous transmission mechanism; the left chuck (19) and the right chuck (20) are positioned on the same straight line; the left chuck (19) is connected with a clamping cylinder (21), and the clamping cylinder (21) can drive the left chuck (19) to be close to or far away from the right chuck (20).

7. The automated lock body multi-faceted polishing machine of claim 6, wherein: the synchronous transmission mechanism comprises a main shaft (22) which is rotatably connected to the fixed frame (18), the end part of the main shaft (22) is connected with a driven wheel (23), one side of the driven wheel (23) is provided with a driving wheel (24) which is fixed with the driving motor (11), and a transmission belt (25) is sleeved between the driving wheel (24) and the driven wheel (23); the main shaft (22) is connected with driving wheels (26) at positions corresponding to the left chuck (19) and the right chuck (20), and synchronous belts (27) are sleeved between the left chuck (19) and the corresponding driving wheels (26) and between the right chuck (20) and the corresponding driving wheels (26); and a tension wheel (28) is arranged on the fixed frame (18) at a position corresponding to the synchronous belt (27).

8. The automated lock body multi-faceted polishing machine of claim 6, wherein: the frame (1) is gone up and is corresponded in every lock body polishing clamping part position department between left chuck (19) and right chuck (20) and all be provided with down pneumatic chuck (29), is connected with between lower pneumatic chuck (29) and frame (1) and is flexible cylinder (30) that are vertical setting.

9. The automated lock body multi-faceted polishing machine of claim 1, wherein: the abrasive belt polishing part comprises an abrasive belt motor (31) fixed on the rack (1), a driving V wheel (32) is connected to the abrasive belt motor (31), a driven V wheel (33) is arranged on one side of the driving V wheel (32), and a V belt (34) is sleeved between the driven V wheel (33) and the driving V wheel (32); an abrasive belt main shaft (35) rotatably connected to the rack (1) is fixed on the driven V-wheel (33), first abrasive belt wheels (36) are fixed at positions, corresponding to the two lock body polishing clamping parts, on the abrasive belt main shaft (35), second abrasive belt wheels (37) rotatably connected to the rack (1) are arranged above the first abrasive belt wheels (36), and an abrasive belt (38) is sleeved between the second abrasive belt wheels (37) and the first abrasive belt wheels (36).

10. The automated lock body multi-faceted polishing machine of claim 9, wherein: a dust cover (39) arranged on the outer side of the abrasive belt (38) is fixed on the frame (1), and an opening is formed in a moving path of the lock body, which is close to the abrasive belt (38), on the dust cover (39) and corresponds to the polishing clamping part of the lock body.