CN110578022B

CN110578022B - Leather surface polishing device

Info

Publication number: CN110578022B
Application number: CN201910891679.0A
Authority: CN
Inventors: 武加海
Original assignee: Anhui Shengyuan Environmental Protection New Material Co ltd
Current assignee: Anhui Shengyuan Environmental Protection New Material Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-12-25
Anticipated expiration: 2039-09-19
Also published as: CN110578022A

Abstract

The invention discloses a leather surface polishing device which comprises a device body, a cleaning device arranged in the device body, a hammering device arranged in the device body and a fixing device arranged in the device body, wherein a moving cavity is arranged in the device body in a front-back through manner, a moving block is arranged in the moving cavity in a sliding manner, a power mechanism is fixedly arranged in the moving block, the power mechanism is connected with the cleaning device and the hammering device through power, and the cleaning device and the hammering device work synchronously; the leather polishing device is simple in structure and convenient to operate, can automatically polish the surface of leather, can work for a long time, saves manpower resources, ensures that particles without dust and the like can influence the polishing process, has a good polishing effect, synchronously operates the cleaning device and the polishing device, is provided with the roller for rolling the leather after cleaning and before polishing, ensures that the polishing process of the leather is more stable, and has better polishing quality.

Description

Leather surface polishing device

Technical Field

The invention belongs to the technical field of leather processing, and particularly relates to a leather surface polishing device.

Background

The leather product is popular with consumers because of the advantages of soft texture, comfortable wearing, beautiful and durable appearance, strong heat retention, good hand feeling and the like, a step of polishing is carried out in the leather processing process, the polishing aims to compact and smooth the light leather, and the light leather is polished after being coated, and not only has high gloss, but also has the polishing effect which is possibly influenced by dirt such as dust on the leather surface or the polishing quality which is easily influenced by pollution on the environment where the polishing machine is positioned when the polishing machine polishes in the prior art, so a safe, efficient and high-quality leather surface polishing device is urgently needed.

Disclosure of Invention

The invention aims to provide a leather surface polishing device which is used for overcoming the defects in the prior art.

The leather surface polishing device comprises a device body, a cleaning device, a hammering device and a fixing device, wherein the cleaning device is arranged in the device body, the hammering device is arranged in the device body, the fixing device is arranged in the device body, a moving cavity is arranged in the device body in a through mode, a moving block is arranged in the moving cavity in a sliding mode, a power mechanism is fixedly arranged in the moving block, the power mechanism is connected with the cleaning device and the hammering device through power, the cleaning device and the hammering device work synchronously, a working cavity is arranged in the lower inner wall of the moving cavity in a communicated mode, a working table is fixedly connected to the lower inner wall of the working cavity, the fixing device is arranged in the front inner wall and the rear inner wall of the working table and is manually operated, and the leather is placed on the working table in the working cavity to be fixed through the manual operation fixing device, the leather cleaning device comprises a leather cleaning head, a movable block, a cleaning device, a liquid coating cleaning head, a liquid spraying cleaning head, a hammer block, a power mechanism and a manual unlocking fixing device, wherein the movable block moves leftwards for a certain distance, the cleaning device moves backwards on the leather, the gas cleaning head in the cleaning device is started to spray gas to clean the leather, when the movable block moves to a rear limit position, the switching device in the cleaning device drives the gas cleaning head at the lower end to be converted into the liquid coating cleaning head and starts to move forwards, the liquid coating cleaning head sprays specific liquid on the leather to enable the leather to be better processed next, the movable block moves leftwards for a certain distance, a roller rolls the leather in the period, the hammer device moves to the top of the cleaned leather, the power mechanism drives the hammer block to hammer backwards and forwards back and forth, the movable block.

According to the technical scheme, the cleaning device comprises a moving cavity which is arranged in the device body in a penetrating mode from front to back, a moving block is arranged in the moving cavity in a sliding mode, a first motor is fixedly arranged in the moving block, a first rotating shaft is connected with the first motor in a power fit mode, a first rotating cavity is arranged in the inner wall of the lower side of the first motor, the lower end of the first rotating shaft extends into the first rotating cavity and is fixedly connected with a first bevel gear, a second bevel gear meshed with the first bevel gear is arranged in the first rotating cavity, a second rotating shaft sixth rotating shaft is fixedly connected with the second bevel gear, a cleaning cavity with a downward opening is arranged in the moving block, the front end of the second rotating shaft sixth rotating shaft extends into the cleaning cavity and is connected with the inner wall of the front side of the cleaning cavity in a rotating fit mode through a bearing, and a cleaning sliding block connected with the second rotating shaft sixth rotating shaft in a threaded fit The piece, the inboard intercommunication of upside in clean chamber is provided with the clean smooth chamber of leading, the clean smooth intracavity slidable of leading be provided with clean slider fixed connection's clean slider of leading, it link up about and the decurrent switching chamber of opening to be provided with in the clean slider, it is provided with the switching pivot on the rotatable to switch the intracavity, switch the intracavity fixedly connected with becomes the gaseous cleaning head and the clean head of scribbling liquid of ninety degrees each other in the switching pivot, be provided with switching device in the mobile block in the switching pivot.

In a further technical scheme, the switching device comprises spline cavities which are symmetrically arranged in the switching rotating shaft from front to back, spline blocks matched with the splines of the spline cavities are slidably arranged in the spline cavities, one ends, close to each other, of the symmetrical spline blocks are communicated with the inner wall of one side, close to each other, of the symmetrical spline cavities, jacking springs are arranged in the inner walls, far away from the switching cavities, of the spline blocks, conical tooth grooves with openings far away from the switching cavities are arranged at one ends, far away from the switching cavities, of the spline blocks, second rotating cavities are symmetrically arranged in the inner walls of the front side and the back side of the cleaning cavities, third bevel gears are rotatably arranged in the second rotating cavities, the third bevel gears are fixedly connected with third rotating shafts, one ends, close to the cleaning cavities, of the third rotating shafts extend into the cleaning cavities and are fixedly connected with fourth bevel gears capable of being meshed with the conical tooth grooves, fifth bevel gears meshed with the third bevel gears are arranged in the second rotating, the fifth bevel gear is fixedly connected with a fourth rotating shaft, a sliding cavity communicated with the cleaning cavity and provided with an outward opening is arranged in the inner wall of the upper side of the second rotating cavity, the upper end of the fourth rotating shaft extends into the sliding cavity and is fixedly connected with a ratchet wheel, and the left end and the right end of the cleaning sliding block are symmetrically and fixedly connected with ratchet racks which can slide left and right in the sliding cavity and can be meshed with the ratchet wheel in a one-way mode.

According to a further technical scheme, the hammering device comprises a hammering sliding guide cavity arranged in the inner wall of the right side of the cleaning sliding guide cavity, a hammering guide sliding block is arranged in the hammering sliding guide cavity in a sliding manner, a sixth bevel gear meshed with the first bevel gear and the second bevel gear is arranged in the first rotating cavity, the sixth bevel gear is fixedly connected with a fifth rotating shaft, the right end of the fifth rotating shaft extends into the moving block and is rotatably connected with a sixth rotating shaft through a pair of bevel gears, the rear end of the sixth rotating shaft extends into the cleaning cavity and is connected with the inner wall of the rear side of the cleaning cavity in a rotating fit manner through a bearing, a hammering sliding block fixedly connected with the hammering guide sliding block and in a threaded fit manner with the sixth rotating shaft is arranged in the cleaning cavity in a sliding manner, a third rotating cavity with an upward opening is arranged in the hammering sliding block, the movable block is arranged in the third rotating cavity, a driven wheel meshed with the lower end of the movable block is rotatably arranged in the third rotating cavity, a guide gear meshed with the driven wheel is arranged in the third rotating cavity, a seventh rotating shaft is fixedly connected with the guide gear, a fourth rotating cavity is arranged in the inner wall of the right side of the third rotating cavity, a hammering cavity with a downward opening is formed in the inner wall of the lower side of the fourth rotating cavity in a communicated mode, the right end of the seventh rotating shaft extends into the third rotating cavity and is fixedly connected with a cam, a hammer block is slidably arranged in the hammering cavity, and the left end and the right end of the hammer block are symmetrically and fixedly connected with a reset device.

Further technical scheme, fixing device including be linked together set up in the working chamber in the downside inner wall of removal chamber, fixedly connected with workstation on the downside inner wall of working chamber the symmetry is provided with the fifth chamber of changeing in the front and back side inner wall of working chamber, the rotatable internal thread gear that is provided with of fifth chamber of changeing, internal thread gear is connected with the fixed axle through screw-thread fit, the rotatable belt gear that is provided with in the downside inner wall in fifth chamber of changeing, belt gear fixedly connected with eighth pivot, the fifth chamber of changeing the intracavity internal thread gear with around being equipped with the belt between the belt gear, the front end of eighth pivot extends to pass through out the device main part outside and fixedly connected with rotate the handle.

According to the technical scheme, the power mechanism comprises a second motor fixedly arranged in the inner wall of the right side of the moving cavity, the left end of the second motor is connected with a ninth rotating shaft in a power fit mode, the left end of the ninth rotating shaft extends into the left end of the moving cavity and is connected to the inner wall of the left side of the moving cavity in a rotating fit mode through a bearing, the ninth rotating shaft is connected with the moving block in a threaded fit mode, and a guide sliding rod connected with the moving block in a sliding fit mode is arranged on the rear side of the ninth rotating shaft.

According to the further technical scheme, the lower end of the moving block is fixedly connected with fixing rods which are symmetrical front and back, a tenth rotating shaft is arranged between the fixing rods in a rotating fit mode through a bearing, and a roller is fixedly connected onto the tenth rotating shaft.

The invention has the beneficial effects that: the leather polishing device is simple in structure and convenient to operate, can automatically polish the surface of leather, can work for a long time, saves manpower resources, performs air injection cleaning on the leather before polishing, coats spraying liquid for enabling the leather to obtain different polishing effects, ensures that particles without dust and the like can influence the polishing process and the polishing effect is good, and has the advantages that the cleaning device and the polishing device run synchronously, the roller is arranged before polishing after cleaning for rolling the leather, so that the polishing process of the leather is more stable, and the polishing quality is better.

Drawings

FIG. 1 is a schematic view of the internal structure of a leather surface polishing device according to the present invention;

FIG. 2 is a left side view of FIG. 1 "A-A" according to the present invention;

FIG. 3 is an enlarged view of FIG. 2 "B" according to the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1 to 3, a leather surface polishing device according to an embodiment of the present invention includes a device body 11, a cleaning device disposed in the device body 11, a hammering device disposed in the device body 11, and a fixing device disposed in the device body 11, wherein a moving cavity 12 is disposed in the device body 11 in a front-back through manner, a moving block 39 is disposed in the moving cavity 12 in a sliding manner, a power mechanism is fixedly disposed in the moving block 39, the power mechanism is connected to the cleaning device and the hammering device through power, the cleaning device and the hammering device work synchronously, a working cavity 32 is disposed in the moving cavity 12 in a communication manner, a worktable 15 is fixedly connected to the inner wall of the working cavity 32, the fixing device is disposed in the inner wall of the front side and the inner wall of the worktable 15 and is manually operated, the leather is put on a workbench 15 in a working cavity 32, a fixing device is manually operated to fix the leather, a power mechanism is started, a moving block 39 moves leftwards for a certain distance, meanwhile, a cleaning device moves backwards on the leather, a gas cleaning head 19 in the cleaning device is started to perform gas spraying cleaning on the leather, when the leather moves to a rear limit position, a switching device in the cleaning device drives the gas cleaning head 19 at the lower end to be converted into a liquid coating cleaning head 16 and starts to move forwards, the liquid coating cleaning head 16 sprays specific liquid on the leather to enable the leather to be better treated next, the moving block 39 moves leftwards for a certain distance, a roller 21 rolls the leather in the period, then a hammering device moves to the cleaned leather, the power mechanism drives a hammer block 25 to hammer backwards and forwards along the leather, the moving block 39 moves leftwards to a left limit position to finish polishing of the leather, the fixture is then manually unlocked.

Beneficially or exemplarily, the cleaning device comprises a moving cavity 12 arranged in the device body 11 in a penetrating manner, a moving block 39 is slidably arranged in the moving cavity 12, a first motor 48 is fixedly arranged in the moving block 39, a first rotating shaft 49 is connected to the first motor 48 in a power fit manner, a first rotating cavity 52 is arranged in the inner wall of the lower side of the first motor 48, the lower end of the first rotating shaft 49 extends into the first rotating cavity 52 and is fixedly connected with a first bevel gear 50, a second bevel gear 53 meshed with the first bevel gear 50 is arranged in the first rotating cavity 52, a second rotating shaft sixth rotating shaft 31 is fixedly connected to the second bevel gear 53, a cleaning cavity 14 with a downward opening is arranged in the moving block 39, the front end of the second rotating shaft sixth rotating shaft 31 extends into the cleaning cavity 14 and is connected to the inner wall of the front side of the cleaning cavity 14 in a rotating fit manner through a bearing, the cleaning device is characterized in that a cleaning slider 36 in threaded fit connection with the sixth rotating shaft 31 of the second rotating shaft is slidably arranged in the cleaning cavity 14, a cleaning sliding guide cavity 38 is communicated with the inner wall of the upper side of the cleaning cavity 14, a cleaning sliding guide block 37 fixedly connected with the cleaning slider 36 is slidably arranged in the cleaning sliding guide cavity 38, a switching cavity 20 which is communicated from left to right and has a downward opening is arranged in the cleaning slider 36, a switching rotating shaft 17 is rotatably arranged in the switching cavity 20, a gas cleaning head 19 and a liquid coating cleaning head 16 which are ninety degrees to each other are fixedly connected to the switching rotating shaft 17 in the switching cavity 20, and a switching device is arranged in a moving block 39 in the switching rotating shaft 17.

Beneficially or exemplarily, the switching device includes spline cavities 67 symmetrically arranged in the switching rotating shaft 17 in a front-back manner, spline blocks 62 in spline fit with the spline cavities 67 are slidably arranged in the spline cavities 67, one ends of the symmetrical spline blocks 62 close to each other are communicated with an inner wall of one side of the symmetrical spline cavities 67 close to each other, a top pressure spring 63 is arranged in the spline cavities, one ends of the spline blocks 62 far from the switching cavity 20 are provided with bevel gear grooves 61 with openings far from the switching cavity 20, a second rotating cavity 56 is symmetrically arranged in an inner wall of a front side and a rear side of the cleaning cavity 14, a third bevel gear 57 is rotatably arranged in the second rotating cavity 56, the third bevel gear 57 is fixedly connected with a third rotating shaft 59, one end of the third rotating shaft 59 close to the cleaning cavity 14 extends into the cleaning cavity 14 and is fixedly connected with a fourth bevel gear 60 capable of being meshed with the bevel gear grooves 61, a fifth bevel gear 55 meshed with the third bevel gear 57 is arranged in the second rotating cavity 56, the fifth bevel gear 55 is fixedly connected with a fourth rotating shaft 66, a sliding cavity 64 communicated with the cleaning cavity 14 and provided with an outward opening is arranged in the inner wall of the upper side of the second rotating cavity 56, the upper end of the fourth rotating shaft 66 extends into the sliding cavity 64 and is fixedly connected with a ratchet wheel 65, and the left end and the right end of the cleaning sliding block 36 are symmetrically and fixedly connected with ratchet racks 54 which can slide left and right in the sliding cavity 64 and can be meshed with the ratchet wheel 65 in a one-way mode.

Advantageously or exemplarily, the hammering device comprises a hammering guide sliding cavity 72 disposed in the right inner wall of the cleaning guide sliding cavity 38, a hammering guide sliding block 73 is slidably disposed in the hammering guide sliding cavity 72, a sixth bevel gear 51 engaged with the first bevel gear 50 and the second bevel gear 53 is disposed in the first rotating cavity 52, the sixth bevel gear 51 is fixedly connected with a fifth rotating shaft 70, the right end of the fifth rotating shaft 70 extends into the moving block 39 and is rotatably connected with a sixth rotating shaft 31 through a pair of bevel gears, the rear end of the sixth rotating shaft 31 extends into the cleaning cavity 14 and is rotatably connected with the rear inner wall of the cleaning cavity 14 through a bearing, a hammering sliding block 71 fixedly connected with the hammering guide sliding block 73 and is slidably connected with the sixth rotating shaft 31, the hammering device is characterized in that a third rotating cavity 24 with an upward opening is formed in the hammering sliding block 71, a driven wheel 35 meshed with the lower end of the moving block 39 is rotatably arranged in the third rotating cavity 24, a guide gear 34 meshed with the driven wheel 35 is arranged in the third rotating cavity 24, the guide gear 34 is fixedly connected with a seventh rotating shaft 28, a fourth rotating cavity 27 is arranged in the inner wall of the right side of the third rotating cavity 24, a hammering cavity 74 with a downward opening is communicated with the inner wall of the lower side of the fourth rotating cavity 27, the right end of the seventh rotating shaft 28 extends and is led into the third rotating cavity 28 and is fixedly connected with a cam 29, a hammer block 25 is slidably arranged in the hammering cavity 74, and a resetting device 26 is symmetrically and fixedly connected with the left end and the right end of the hammer block 25.

Beneficially or exemplarily, the fixing device includes a working chamber 32 disposed in the lower inner wall of the moving chamber 12 in a communicating manner, a working table 15 is fixedly connected to the lower inner wall of the working chamber 32, fifth rotating chambers 43 are symmetrically disposed in the front and rear inner walls of the working chamber 32, an internally threaded gear 45 is rotatably disposed in the fifth rotating chamber 43, the internally threaded gear 45 is connected to a fixed shaft 44 through a threaded fit, a belt gear 69 is rotatably disposed in the lower inner wall of the fifth rotating chamber 43, the belt gear 69 is fixedly connected to the eighth rotating shaft 18, a belt 46 is wound between the internally threaded gear 45 and the belt gear 69 in the fifth rotating chamber 43, and a front end of the eighth rotating shaft 18 extends out of the device main body 11 and is fixedly connected to a rotating handle 47.

Beneficially or exemplarily, the power mechanism includes a second motor 33 fixedly disposed in the right inner wall of the moving cavity 12, a ninth rotating shaft 13 is connected to the left end of the second motor 33 in a power fit manner, the left end of the ninth rotating shaft 13 extends into the left end of the moving cavity 12 and is connected to the left inner wall of the moving cavity 12 in a rotation fit manner through a bearing, the ninth rotating shaft 13 is connected to the moving block 39 in a threaded fit manner, and a sliding guide rod 41 connected to the moving block 39 in a sliding fit manner is disposed at the rear side of the ninth rotating shaft 13.

Beneficially or exemplarily, the lower end of the moving block 39 is fixedly connected with fixing rods 23 which are symmetrical front and back, a tenth rotating shaft 22 is rotatably matched between the fixing rods 23 through a bearing, and the drum 21 is fixedly connected to the tenth rotating shaft 22.

When the device works, leather is placed on the workbench 15, the rotating handle 47 is manually rotated to drive the eighth rotating shaft 18 to rotate, the belt gear 69 is further driven to rotate, the belt 46 is further driven to rotate, the internal thread gear 45 is further driven to rotate, the fixed shaft 44 is further driven to move towards the direction close to the workbench 15 to fix the leather on the workbench 15, the first motor 48 is started to drive the first rotating shaft 49 to rotate, the first bevel gear 50 is further driven to rotate, the second bevel gear 53 is further driven to rotate, the sixth rotating shaft 31 is further driven to rotate, the cleaning slide block 36 is further driven to move backwards, the gas cleaning head 19 works at the same time, the lower leather is cleaned by spraying gas, when the cleaning slide block 36 moves backwards to the rear limit position, the rack 54 at the rear end enters the ratchet 64 at the rear end to drive the ratchet 65 to rotate, thereby rotating the rear fourth rotating shaft 66 and further rotating the rear fifth bevel gear 55 and further rotating the rear third bevel gear 57 and further rotating the rear third rotating shaft 59 and further rotating the rear fourth bevel gear 60, when the rear ratchet rack 54 enters the rear slide chamber 64, the rear fourth bevel gear 60 meshes with the rear bevel groove 61, the fourth bevel gear 60 rotates to rotate the spline block 62 and further rotate the switching shaft 17 and further drive the coating liquid cleaning head 16 to face the leather, the first motor 48 rotates reversely to rotate the sixth rotating shaft 31 and further drive the cleaning slider 36 to move forward, and the coating liquid cleaning head 16 operates to spray liquid on the leather, when the cleaning slider 36 moves forward to the front limit position, the gas cleaning head 19 rotates to face the leather, and then the second motor 33 is started to rotate the ninth rotating shaft 13, and then the moving block 39 is driven to move leftwards, and then the roller 21 is driven to roll the leather and fix the leather to a certain extent, the moving block 39 is moved to the position where the hammer block 25 is located on the leather, the first bevel gear 50 rotates to drive the sixth bevel gear 51 to rotate, and then the fifth rotating shaft 70 is driven to rotate, and then the pair of bevel gears is driven to drive the sixth rotating shaft 31 to rotate, and then the hammering sliding block 71 is driven to move backwards, and then the driven wheel 35 is driven to rotate, and then the guide gear 34 is driven to rotate, and then the cam 29 is driven to rotate, and then the hammer block 25 is driven to move downwards and then is driven to move upwards by the resetting device 26, so as to hammer the leather, the moving block 39 is driven by the ninth rotating shaft 13.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. A leather surface polishing device comprises a device body, a cleaning device arranged in the device body, a hammering device arranged in the device body and a fixing device arranged in the device body, wherein a moving cavity is arranged in the device body in a through manner, a moving block is arranged in the moving cavity in a sliding manner, a power mechanism is fixedly arranged in the moving block, the power mechanism is connected with the cleaning device and the hammering device through power, working cavities are arranged in the inner walls of the lower sides of the moving cavities in a communicated manner, a workbench is fixedly connected to the inner walls of the lower sides of the working cavities, the fixing device is arranged in the inner walls of the front and the rear sides of the workbench and is manually operated, the leather is fixed by manually operating the fixing device on the workbench for placing the leather into the working cavities, the power mechanism is started, and the moving block moves a certain distance leftwards, meanwhile, the cleaning device moves backwards on the leather, the gas cleaning head in the cleaning device is started to perform air injection cleaning on the leather, when the cleaning device moves to a rear limit position, the switching device in the cleaning device is driven to convert the gas cleaning head at the lower end into a liquid coating cleaning head and starts to move forwards, the liquid coating cleaning head coats spraying liquid on the surface of the leather to enable the leather to perform subsequent treatment better, the moving block moves leftwards for a certain distance, the roller rolls the leather during the certain distance, then the hammering device moves to the position above the cleaned leather, the power mechanism drives the hammer block to backward and forwards hammer the leather back and forth along the leather, the moving block moves leftwards to a left limit position to complete polishing of the leather, and then the fixing device is unlocked manually.

2. A leather finishing device as defined in claim 1, further comprising: the cleaning device comprises a moving cavity which is arranged in the device main body in a penetrating way from front to back, a moving block is arranged in the moving cavity in a sliding way, a first motor is fixedly arranged in the moving block, the first motor is connected with a first rotating shaft in a power fit way, a first rotating cavity is arranged in the inner wall of the lower side of the first motor, the lower end of the first rotating shaft extends into the first rotating cavity and is fixedly connected with a first bevel gear, a second bevel gear meshed with the first bevel gear is arranged in the first rotating cavity, a second rotating shaft sixth rotating shaft is fixedly connected with the second bevel gear, a cleaning cavity with a downward opening is arranged in the moving block, the front end of the second rotating shaft sixth rotating shaft extends into the cleaning cavity and is connected to the inner wall of the front side of the cleaning cavity in a rotating fit way through a bearing, and a cleaning slide block in threaded fit connection with the second rotating shaft sixth, the utility model discloses a clean room of leading is provided with in the upside inner wall in clean chamber, clean lead smooth chamber with clean chamber is linked together, clean lead smooth intracavity slidable be provided with clean slider fixed connection's clean slider of leading, it link up and open-down switching chamber about being provided with in the clean slider, it is provided with the switching pivot to switch intracavity pivoted, switch the intracavity fixedly connected with each other becomes the gaseous cleaning head and scribble liquid cleaning head of ninety degrees in the pivot, be provided with switching device in the switching pivot.

3. A leather finishing device as defined in claim 2, further comprising: the switching device comprises spline cavities which are symmetrically arranged in the switching rotating shaft in the front-back direction, spline blocks matched with splines of the spline cavities are slidably arranged in the spline cavities, one ends, close to each other, of the symmetrical spline blocks are communicated with the inner wall, close to each other, of one side of the symmetrical spline cavities, jacking springs are arranged, one ends, far away from the switching cavities, of the spline blocks are provided with bevel gear grooves with openings far away from the switching cavities, second rotating cavities are symmetrically arranged in the inner walls, on the front side and the rear side of the cleaning cavities, third bevel gears are rotatably arranged in the second rotating cavities, the third bevel gears are fixedly connected with third rotating shafts, one ends, close to the cleaning cavities, of the third rotating shafts extend into the cleaning cavities and are fixedly connected with fourth bevel gears capable of being meshed with the bevel gear grooves, and fifth bevel gears meshed with the third bevel gears are arranged in the second rotating cavities, the fifth bevel gear is fixedly connected with a fourth rotating shaft, a sliding cavity communicated with the cleaning cavity and provided with an outward opening is arranged in the inner wall of the upper side of the second rotating cavity, the upper end of the fourth rotating shaft extends into the sliding cavity and is fixedly connected with a ratchet wheel, and the left end and the right end of the cleaning sliding block are symmetrically and fixedly connected with ratchet racks which can slide left and right in the sliding cavity and can be meshed with the ratchet wheel in a one-way mode.

4. A leather finishing device as defined in claim 2, further comprising: the hammering device comprises a hammering sliding guide cavity arranged in the inner wall of the right side of the cleaning sliding guide cavity, a hammering sliding guide block is arranged in the hammering sliding guide cavity in a sliding manner, a sixth bevel gear meshed with the first bevel gear and the second bevel gear is arranged in the first rotating cavity, the sixth bevel gear is fixedly connected with a fifth rotating shaft, the right end of the fifth rotating shaft extends into the moving block and is rotatably connected with a sixth rotating shaft through a pair of bevel gears, the rear end of the sixth rotating shaft extends into the cleaning cavity and is connected to the inner wall of the rear side of the cleaning cavity in a rotating fit manner through a bearing, a hammering sliding block fixedly connected with the hammering sliding guide block and in threaded fit connection with the sixth rotating shaft is arranged in the cleaning cavity in a sliding manner, a third rotating cavity with an upward opening is arranged in the hammering sliding block, and a driven wheel meshed with the lower end of the moving block is rotatably arranged in the third rotating cavity, the third is changeed the intracavity be provided with driven wheel engaged with leads movable gear mutually, lead movable gear fixedly connected with seventh pivot, the third is changeed and is provided with the fourth in the right side inner wall in chamber and changeed the chamber, the fourth is changeed and is provided with the decurrent chamber of beating of opening in the downside inner wall in chamber, beat the chamber with the fourth is changeed the chamber and is linked together, the right-hand member of seventh pivot stretches into intracavity and fixedly connected with cam are changeed to the third, it is provided with the hammer block to beat intracavity slidable, the fixedly connected with resetting means of the left and right ends symmetry of hammer block.

5. A leather finishing device as defined in claim 1, further comprising: fixing device including set up in remove the working chamber in the downside inner wall in chamber, the working chamber with it is linked together to remove the chamber, fixedly connected with workstation on the downside inner wall of working chamber, the symmetry is provided with the fifth chamber of changeing in the front and back side inner wall of working chamber, the rotatable internal thread gear that is provided with of fifth intracavity, internal thread gear is connected with the fixed axle through screw-thread fit, the rotatable belt gear that is provided with in the downside inner wall in fifth chamber of changeing, belt gear fixedly connected with eighth pivot, the fifth intracavity of changeing the internal thread gear with around being equipped with the belt between the belt gear, the front end of eighth pivot stretches out the device main part, and in device main part outside fixedly connected with rotates the handle.

6. A leather finishing device as defined in claim 1, further comprising: the power mechanism comprises a second motor fixedly arranged in the inner wall of the right side of the moving cavity, the left end of the second motor is connected with a ninth rotating shaft in a power fit mode, the left end of the ninth rotating shaft extends into the left end of the moving cavity and is connected onto the inner wall of the left side of the moving cavity in a rotating fit mode through a bearing, the ninth rotating shaft is connected with the moving block in a threaded fit mode, and a guide sliding rod connected with the moving block in a sliding fit mode is arranged on the rear side of the ninth rotating shaft.

7. A leather finishing device as defined in claim 1, further comprising: the lower end of the moving block is fixedly connected with fixing rods which are symmetrical front and back, a tenth rotating shaft is arranged between the fixing rods in a rotating fit mode through a bearing, and a roller is fixedly connected onto the tenth rotating shaft.