Carrier roller surface cleaning device

Abstract

The utility model discloses a carrier roller surface cleaning device which comprises a workbench, a sliding table, two arc-shaped supporting arms and a cleaning assembly. The workbench is provided with a fixed pier base and a movable pier base, and the fixed pier base and the movable pier base form a notch allowing a roller shaft of the carrier roller to be inserted. The sliding table is arranged on the workbench in a sliding mode and arranged between the fixed pier base and the movable pier base, and the workbench is provided with a driving piece for driving the sliding table. The two arc-shaped supporting arms are arranged on the sliding table in a sliding mode, and a driving mechanism is installed on the sliding table to drive the two arc-shaped supporting arms to move face to face or back to back. And a clamping plate is telescopically mounted on the inner arc surface of the arc-shaped support arm. The cleaning assembly comprises two sponge blocks, and the sponge blocks are laid on the opposite sides of the two clamping plates and wrap the carrier rollers. A cleaning fluid cavity, a flushing fluid cavity and a gas storage cavity are formed in the arc-shaped supporting arm, and three nozzles are installed on the inner arc face of the arc-shaped supporting arm and communicate with the cleaning fluid cavity, the flushing fluid cavity and the gas storage cavity in a one-to-one correspondence mode. The problem that time and labor are wasted when the carrier roller is manually cleaned is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a roller cleaning device technical field, concretely relates to a roller surface cleaning device. BACKGROUND

[0002] In the mechanical processing assembly production, will often use the roller to carry on the material transmission. The production and processing process of the roller needs to use the corresponding device to carry out the turning processing or the welding processing to the roller. After processing, the surface of the roller will remain cutting fluid and metal dust, and the prior art usually cleans the surface of the roller by manual scrubbing, which is time-consuming and laborious, and has low working efficiency.

[0003] The information disclosed in this BACKGROUND section is only for the purpose of increasing the understanding of the background of the present utility model and should not be construed as acknowledging or implying in any form that this information constitutes prior art with respect to the present utility model. SUMMARY

[0004] In order to overcome the defects existing in the prior art, a roller surface cleaning device is provided to solve the problem of time-consuming and laborious manual cleaning of the roller.

[0005] In order to achieve the above-mentioned purpose, a roller surface cleaning device is provided, which comprises:

[0006] A workbench, one end of the workbench is vertically provided with a fixed pier, the other end of the workbench is adjustably installed with a movable pier along the length direction of the workbench, and the opposite sides of the fixed pier and the movable pier respectively form a notch for inserting the roller shaft of the roller;

[0007] A sliding table is arranged between the fixed pier and the movable pier, and is slidably arranged on the workbench along the length direction of the workbench, the sliding table is arranged along the width direction of the workbench, and the workbench is provided with a driving member for driving the sliding table;

[0008] Two arc-shaped arms are arranged along the length direction of the sliding table and are slidably arranged on the sliding table, the inner arc surfaces of the two arc-shaped arms are oppositely arranged, a passage for passing the roller is formed between the inner arc surfaces of the two arc-shaped arms, and the sliding table is provided with a driving mechanism for driving the two arc-shaped arms to move towards or away from each other;

[0009] The cleaning assembly comprises two sponge blocks, the inner arc surface is elastically mounted with clamping plates arranged along the arc direction of the inner arc surface, the sponge blocks are arranged on the side of the clamping plates away from the arc-shaped supporting arms, the sponge blocks of the two clamping plates form a sleeve ring wrapped around the supporting roller, the arc-shaped supporting arms are internally formed with a cleaning liquid cavity, a flushing liquid cavity and a gas storage cavity, the inner arc surface is mounted with three rows of nozzles arranged along the length direction of the arc-shaped supporting arms, each row of nozzles comprises a plurality of nozzles arranged at intervals along the arc direction of the inner arc surface, the three rows of nozzles are correspondingly communicated with the cleaning liquid cavity, the flushing liquid cavity and the gas storage cavity, after the driving member drives the sliding table to slide, the cleaning liquid in the cleaning liquid cavity is sprayed on the supporting roller, the sponge blocks wipe the supporting roller, then the clamping plates are retracted to separate the sponge blocks from the supporting roller, the flushing liquid in the flushing liquid cavity flushes the cleaning liquid remaining on the supporting roller, and after the flushing of the flushing liquid is completed, the nozzles of the gas storage cavity spray high-pressure gas to blow away the flushing liquid remaining on the supporting roller.

[0010] Further, the tabletop of the workbench is formed with a sliding groove arranged along the length direction of the workbench, the bottom of the sliding table is connected with a sliding block, the sliding block is slidably arranged in the sliding groove, a first screw rod is rotatably arranged in the sliding groove and arranged in the same direction as the sliding groove, the sliding block is provided with a threaded hole, and the first screw rod is screwed into the threaded hole. The driving member is a first motor, and the first motor is drivingly connected to the first screw rod.

[0011] Further, the tabletop is provided with a plurality of lock holes arranged at intervals along the length direction of the workbench, the side of the movable pedestal is connected with an ear plate, the ear plate is provided with a positioning through hole, and a lock rod is detachably arranged in the positioning through hole and a lock hole.

[0012] Further, the bottom of the movable pedestal is connected with a limiting block slidably arranged in the sliding groove.

[0013] Further, the driving mechanism comprises:

[0014] A second screw rod, the top of the sliding table is provided with a guide groove arranged along the length direction of the sliding table, the lower parts of the two arc-shaped supporting arms are respectively connected with guide blocks, the guide blocks are slidably arranged in the guide groove, the guide blocks of the two arc-shaped supporting arms are respectively formed with threaded holes, the threaded directions of the threaded holes of the two guide blocks are opposite, the second screw rod is arranged along the length direction of the guide groove, the second screw rod is rotatably arranged in the guide groove, and the second screw rod is screwed into the threaded holes of the two guide blocks.

[0015] A second motor is arranged on the sliding table, and the second motor is drivingly connected to the second screw rod.

[0016] Further, the arc-shaped supporting arm is provided with a through hole arranged along the length direction of the sliding table, and an outer arc surface of the arc-shaped supporting arm is provided with a pneumatic cylinder, the telescopic end of the pneumatic cylinder is movably arranged in the through hole and connected to the clamping plate.

[0017] Further, the arc-shaped supporting arm is provided with a plurality of guide holes arranged in the same direction as the through hole, and a side of the clamping plate facing the arc-shaped supporting arm is connected with a plurality of guide rods movably arranged in the guide holes.

[0018] Further, the utility model also comprises a controller, which is signal connected to the driving part, the driving mechanism and the pneumatic cylinder.

[0019] Further, the table top of the workbench is provided with a wheel groove arranged along the length direction of the workbench, and the bottom of the sliding table is provided with a roller sliding in the wheel groove.

[0020] The utility model discloses a roller surface cleaning device, by adjusting the position of movable pier on the workbench, the distance between fixed pier and movable pier is adjusted, and the length size of the roller to be cleaned is adapted. The driving mechanism drives the two arc-shaped supporting arms to move away from each other, so that the hoisted roller passes between the two arc-shaped supporting arms and moves downward, and the roller is quickly fed after the roller shaft is inserted into the gap between the fixed pier and the movable pier.

[0021] After the roller feeding is completed, the driving mechanism drives the two arc-shaped supporting arms to move towards each other, so that the two arc-shaped supporting arms are connected and enclosed, and the clamping plate is extended to cover the two sponge blocks on the roller. During the reciprocating sliding process of the sliding table driven by the driving part, first, the roller is scrubbed by the cleaning liquid in the cleaning liquid cavity and the sponge block; then, the sponge block is separated from the roller by the contraction of the clamping plate, and the flushing liquid in the flushing liquid cavity flushes the remaining cleaning liquid on the roller; finally, the nozzle of the gas storage cavity sprays high-pressure gas to dry the remaining flushing liquid on the roller. Through the three processes of scrubbing, flushing and air blowing, the roller is conveniently, efficiently and labor-savingly cleaned.

[0022] After the roller cleaning is completed, the driving mechanism drives the two arc-shaped supporting arms to move away from each other, so that the roller is lifted and moved out between the two arc-shaped supporting arms, and the roller feeding is quickly completed. BRIEF DESCRIPTION OF DRAWINGS

[0023] Other features, objects and advantages of the application will become more apparent from the following detailed description of non-limiting embodiments, made with reference to the accompanying drawings:

[0024] Figure 1 It is a structural schematic view of the roller surface cleaning device of the utility model embodiment.

[0025] Figure 2 A side view of the sliding table of the utility model embodiment.

[0026] Figure 3 A structure diagram of the inner arc surface of the arc-shaped supporting arm of the utility model embodiment.

[0027] Figure 4 A schematic diagram of the feeding state of the carrier roller of the utility model embodiment. DETAILED DESCRIPTION

[0028] The application will be further described in detail below with reference to the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the related utility model, and are not a limitation on the utility model. In addition, it should be noted that only parts related to the utility model are shown in the drawings for ease of description.

[0029] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and embodiments.

[0030] Referring to Figures 1 to 4 The utility model provides a kind of carrier roller surface cleaning device, it include: workbench 1, sliding table 3, two arc-shaped supporting arms 4 and cleaning component.

[0031] In the embodiment, workbench 1 is cuboid. Fixed pier 11 is installed at one end of workbench 1, and movable pier 12 is adjustably installed at the other end of workbench 1 along the length direction of workbench 1. Fixed pier 11 is oppositely arranged with movable pier 12, and the opposite sides of fixed pier 11 and movable pier 12 form notches for inserting the roller shaft of carrier roller 2.

[0032] Specifically, the surface of workbench 1 is provided with a plurality of lock holes g, and the plurality of lock holes g are arranged at intervals along the length direction of workbench 1. In the embodiment, the surface of workbench 1 is provided with two rows of lock holes g, and the lock holes g are threaded holes, and the lock rod is a threaded rod. The side of movable pier 12 is connected with an ear plate, and the ear plate is provided with a positioning through hole. After sliding movable pier 12 to the predetermined position of the surface, the lock rod is movably inserted into the positioning through hole of the ear plate and screwed into the lock hole of workbench 1, so as to complete the adjustment of the position of movable pier 12, so that the distance between fixed pier and movable pier is adapted to the length dimension of carrier roller 2 (including the roller shaft).

[0033] Sliding table 3 is arranged between fixed pier 11 and movable pier 12, and sliding table 3 is arranged along the width direction of workbench 1, and sliding table 3 is slidably arranged on workbench 1 along the length direction of workbench 1. Workbench 1 is provided with a driving member for driving sliding table 3.

[0034] Specifically, the table top of the workbench 1 is formed with a sliding groove f, which is arranged along the length direction of the workbench 1. The bottom of the sliding table 3 is connected with a sliding block 31, which is slidably arranged in the sliding groove f. A first screw rod is rotatably arranged in the sliding groove f, and the first screw rod is arranged in the same direction as the sliding groove f. The sliding block 31 is provided with a threaded hole, and the first screw rod is screwed into the threaded hole of the sliding block 31. In this embodiment, the driving member is a first motor 13, which is arranged on the workbench 1 and is drivingly connected to the first screw rod.

[0035] After the first motor 13 is started, the first motor 13 drives the first screw rod to rotate, and the sliding table 3 is driven to slide on the workbench 1 through the cooperation of the first screw rod, the sliding block 31 and the sliding groove f.

[0036] The arc-shaped supporting arms 4 are arranged along the width direction of the sliding table 3, and are slidably arranged on the sliding table 3 along the length direction of the sliding table 3.

[0037] As shown in FIGS. 1, 2 and 3, Figure 1 , Figure 2 the inner arc surfaces of the two arc-shaped supporting arms 4 are oppositely arranged, and a channel a (the diameter of the channel a is larger than the outer diameter of the supporting roller 2) is formed between the inner arc surfaces of the two arc-shaped supporting arms 4 for the supporting roller 2 to pass through. The sliding table 3 is provided with a driving mechanism for driving the two arc-shaped supporting arms 4 to move towards or away from each other.

[0038] Specifically, the driving mechanism includes a second motor 32 and a second screw rod. The top of the sliding table 3 is provided with a guide groove h, which is arranged along the length direction of the sliding table 3.

[0039] The lower part of the arc-shaped supporting arm 4 is connected with a guide block, which is slidably arranged in the guide groove h. The guide blocks of the two arc-shaped supporting arms 4 are respectively provided with threaded holes, and the threaded directions of the threaded holes of the guide blocks of the two arc-shaped supporting arms 4 are opposite. The second screw rod is arranged along the length direction of the guide groove h, and is rotatably arranged in the guide groove h. The second screw rod is screwed into the threaded holes of the guide blocks;

[0040] The second motor 32 is arranged on the sliding table 3 and is drivingly connected to the second screw rod.

[0041] After the second motor 32 drives the second screw rod to rotate, the two arc-shaped supporting arms 4 move towards or away from each other due to the opposite threaded directions of the threaded holes of the guide blocks.

[0042] The cleaning assembly includes two clamping plates 52 and two sponge blocks 51. The clamping plates 52 are telescopically arranged on the inner arc surfaces of the arc-shaped supporting arms 4, and are arranged along the arc direction of the inner arc surfaces.

[0043] Specifically, the arc-shaped supporting arm 4 is provided with a through hole arranged along the length direction of the sliding table 3. The outer arc surface of the arc-shaped supporting arm 4 is provided with a pneumatic cylinder 41, the telescopic end of the pneumatic cylinder 41 is movably arranged in the through hole and connected to the clamping plate 52. The telescopic driving of the pneumatic cylinder 41 drives the clamping plate 52 to telescopically translate.

[0044] Preferably, the arc-shaped supporting arm 4 is provided with a plurality of guide holes arranged in the same direction as the through hole. The side of the clamping plate 52 facing the arc-shaped supporting arm 4 is connected to a plurality of guide rods 42, and the plurality of guide rods 42 are movably arranged in the plurality of guide holes respectively. The cooperation of the guide rods 42 and the guide holes makes the clamping plate 52 more stable when it telescopically translates.

[0045] The sponge block 51 is arranged on the side of the clamping plate 52 away from the arc-shaped supporting arm 4. The sponge blocks 51 of the two clamping plates 52 enclose a sleeve ring covering the carrier roller 2.

[0046] Referring to Figure 3 As shown, the interior of the arc-shaped supporting arm 4 forms a cleaning liquid cavity b, a flushing liquid cavity c, and a gas storage cavity d. The cleaning liquid cavity b is connected to a cleaning liquid tank through a liquid delivery pipe and a liquid delivery pump, and the cleaning liquid tank contains cleaning liquid (a mixture of cleaning agent and water); the flushing liquid cavity c is connected to a flushing liquid tank through a liquid delivery pipe and a liquid delivery pump, and the flushing liquid tank contains flushing liquid (water); and the gas storage cavity d is connected to a high-pressure gas pump through a gas delivery pipe.

[0047] The inner arc surface of the arc-shaped supporting arm 4 is provided with three nozzles arranged at intervals along the length direction of the arc-shaped supporting arm 4. Each nozzle includes a plurality of nozzles e arranged at intervals along the arc direction of the inner arc surface of the arc-shaped supporting arm 4. The three nozzles are in one-to-one correspondence with the cleaning liquid cavity b, the flushing liquid cavity c, and the gas storage cavity d.

[0048] After the driving member (first motor 13) drives the sliding table 3 to slide, the cleaning liquid in the cleaning liquid cavity b is sprayed on the carrier roller 2, and the sponge block 51 wipes the carrier roller 2. Then the clamping plate 52 is contracted so that the sponge block 51 is separated from the carrier roller 2, and the flushing liquid in the flushing liquid cavity c flushes the remaining cleaning liquid on the carrier roller 2. After the flushing liquid flushing is completed, the nozzles e of the gas storage cavity d spray high-pressure gas to blow away the remaining flushing liquid on the carrier roller 2. Through the cooperation of the sponge block, the flushing liquid, and the high-pressure gas, the surface cleaning of the carrier roller 2 is quickly and efficiently completed.

[0049] The carrier roller surface cleaning device of the embodiment further includes a controller connected in signal to the driving member (first motor 13), the driving mechanism (second motor 32), and the pneumatic cylinder 41. The operator controls the first motor 13, the second motor 32, the pneumatic cylinder 41, the liquid delivery pump, and the high-pressure gas pump through the controller, thereby efficiently realizing the cleaning process of the carrier roller surface.

[0050] The working principle and use process of the roller surface cleaning device are as follows:

[0051] S1, the position of the movable pier seat 12 on the workbench 1 is adjusted, the distance between the fixed pier seat 11 and the movable pier seat 12 is matched with the length size of the roller 2.

[0052] S2, refer to Figure 4 , the two arc-shaped arms 4 are driven to move away from each other by the second motor 32, and the feeding space is formed between the two arc-shaped arms 4. When the roller 2 is large in size, the roller 2 is lowered by the hoisting device, so that the roller 2 passes through the feeding space, and the roller shafts at both ends of the roller 2 are inserted into the notches of the fixed pier seat 11 and the movable pier seat 12 respectively, so that the feeding of the roller 2 is completed.

[0053] S3, refer to Figure 1 , Figure 2 , the second motor 32 drives the two arc-shaped arms 4 to move towards each other, so that the two arc-shaped arms 4 are (movably) sleeved on the roller 2. The cylinder 41 drives the clamping plate 52 to extend, so that the sponge blocks 51 of the two clamping plates are wrapped on the roller 2.

[0054] S4, the first motor 13 is started, and the sliding table 3 is driven to reciprocate on the workbench 1. In this process, the nozzle of the cleaning liquid cavity b sprays cleaning liquid towards the roller 2, and the sponge blocks 51 cooperate with the cleaning liquid to scrub the surface of the roller 2.

[0055] S5, after the scrubbing is completed, the liquid pump of the cleaning liquid tank is closed. The cylinder 41 drives the clamping plate 52 to contract, so that the sponge blocks 51 are separated from the roller 2. The liquid pump of the flushing liquid tank is started, and the nozzle of the flushing liquid cavity c sprays flushing liquid to flush the residual cleaning liquid on the roller 2.

[0056] S6, after the flushing is completed, the liquid pump of the flushing liquid tank is closed. The high-pressure gas pump is started, the nozzle of the gas storage cavity d sprays high-pressure gas towards the roller 2, so that the residual flushing liquid on the roller 2 is blown away, and then the cleaning of the roller 2 is completed.

[0057] S7, the second motor 32 drives the two arc-shaped arms 4 to move away from each other, and the roller 2 is lifted and transferred (by the hoisting device), so that the discharging of the roller 2 is completed.

[0058] As a preferred embodiment, the bottom of the movable pier seat 12 is connected with a limiting block, and the limiting block is slidably arranged in the sliding groove f. By installing the limiting block, when the position of the movable pier seat 12 is adjusted, the movable pier seat 12 can move more stably.

[0059] As a preferable embodiment, the table top of the workbench 1 is provided with a wheel groove arranged along the length direction of the workbench 1. The bottom of the sliding table 3 is provided with a roller 33 which is slidably arranged in the wheel groove. Through the cooperation of the roller and the wheel groove, the sliding table 3 is more smoothly translated.

[0060] The roller surface cleaning device adjusts the distance between the fixed pier and the movable pier by adjusting the position of the movable pier on the workbench, so as to adapt to the length size of the roller. The driving mechanism drives the two arc-shaped supporting arms to move away from each other, so that the hoisted roller passes between the two arc-shaped supporting arms and moves downward, and the feeding of the roller is quickly completed after the roller shaft is inserted into the gap between the fixed pier and the movable pier.

[0061] After the feeding of the roller is completed, the roller is scrubbed by the cleaning liquid in the cleaning liquid cavity in cooperation with the sponge block; then the sponge block is separated from the roller by the contraction of the clamping plate, the residual cleaning liquid on the roller is washed away by the washing liquid in the washing liquid cavity; finally, the nozzle of the gas storage cavity sprays high-pressure gas to blow dry the residual washing liquid on the roller. Through the three processes of scrubbing, washing and air blowing, the cleaning of the roller is conveniently, efficiently and labor-savingly completed.

[0062] After the cleaning of the roller is completed, the driving mechanism drives the two arc-shaped supporting arms to move away from each other, so as to conveniently and quickly lift and move out the roller from between the two arc-shaped supporting arms, and quickly complete the discharging of the roller.

[0063] The above description is only the preferred embodiment of the present application and the explanation of the applied technical principles. It should be understood by those skilled in the art that the utility model range involved in the present application is not limited to the technical solutions formed by the specific combination of the above technical features, and also covers other technical solutions formed by the combination of the above technical features or equivalent features without departing from the utility model concept. For example, the above features are replaced with the technical features disclosed in the present application (but not limited to) having similar functions to form technical solutions.

Claims

1. A cleaning device for the surface of a carrier roller, characterized in that The utility model provides a kind of cleaning device for supporting roller, including: Workbench, one end of the workbench is vertically provided with fixed pier, the other end of the workbench is adjustably installed with movable pier along the length direction of the workbench, the opposite side of the fixed pier and the movable pier is formed with the notch for the roller shaft of supporting roller to be inserted; Slip table is arranged between the fixed pier and the movable pier, and is slidably arranged on the workbench along the length direction of the workbench, the slip table is arranged along the width direction of the workbench, and the workbench is provided with a driving member for driving the slip table; Two arc-shaped supporting arms are arranged along the length direction of the slip table, and are slidably arranged on the slip table, the inner arc surfaces of the two arc-shaped supporting arms are oppositely arranged, and the inner arc surfaces of the two arc-shaped supporting arms are enclosed to form a channel for the supporting roller to pass through, and the slip table is provided with a driving mechanism for driving the two arc-shaped supporting arms to move towards or away from each other; The cleaning assembly includes two sponge blocks, the inner arc surface is telescopically installed with a clamping plate, the clamping plate is arranged along the arc direction of the inner arc surface, the sponge block is arranged on the side of the clamping plate away from the arc-shaped supporting arm, and the sponge blocks of the two clamping plates are enclosed to form a sleeve ring covering the supporting roller, the inside of the arc-shaped supporting arm is formed with a cleaning liquid cavity, a flushing liquid cavity and a gas storage cavity, the inner arc surface is provided with three nozzles arranged along the length direction of the arc-shaped supporting arm, each nozzle includes a plurality of nozzles arranged at intervals along the arc direction of the inner arc surface, and the three nozzles are correspondingly connected to the cleaning liquid cavity, the flushing liquid cavity and the gas storage cavity, after the driving member drives the slip table to slide, the cleaning liquid in the cleaning liquid cavity is sprayed on the supporting roller, the sponge block wipes the supporting roller, then the clamping plate is retracted to separate the sponge block from the supporting roller, the flushing liquid in the flushing liquid cavity flushes the cleaning liquid remaining on the supporting roller, and after the flushing of the flushing liquid is completed, the nozzle of the gas storage cavity sprays high-pressure gas to blow away the flushing liquid remaining on the supporting roller.

2. The cleaning device of claim 1, wherein The surface of the workbench is formed with a sliding groove, the sliding groove is arranged along the length direction of the workbench, the bottom of the slip table is connected with a sliding block, the sliding block is slidably arranged in the sliding groove, a first screw rod is rotatably installed in the sliding groove, the first screw rod is arranged in the same direction as the sliding groove, the sliding block is provided with a threaded hole, the first screw rod is screwed into the threaded hole, and the driving member is a first motor.

3. The cleaning device of claim 2, wherein, The surface of the workbench is provided with a plurality of lock holes, the plurality of lock holes are arranged at intervals along the length direction of the workbench, the side of the movable pier is connected with an ear plate, the ear plate is provided with a positioning through hole, and a lock rod is detachably installed in the positioning through hole and a lock hole.

4. The cleaning device of claim 3, wherein the cleaning device is configured to be mounted to the idler roller. The bottom of the movable pier is connected with a limiting block, and the limiting block is slidably arranged in the sliding groove.

5. The cleaning device of claim 1, wherein, The driving mechanism includes: Second screw rod, the top of the sliding table is provided with a guide slot along the length direction of the sliding table, the lower part of each of the two arc-shaped supporting arms is connected with a guide block, the guide block is slidably arranged in the guide slot, the guide block of each of the two arc-shaped supporting arms is formed with a threaded hole, the thread direction of the threaded holes of the two guide blocks is opposite, the second screw rod is arranged along the length direction of the guide slot, the second screw rod is rotatably arranged in the guide slot, and the second screw rod is screwed into the threaded holes of the two guide blocks; A second motor is mounted on the sliding table, and the second motor is drivingly connected with the second screw rod.

6. The cleaning apparatus of claim 1, wherein, The arc-shaped supporting arm is provided with a through hole, the through hole is arranged along the length direction of the sliding table, the outer arc surface of the arc-shaped supporting arm is mounted with a pneumatic cylinder, the telescopic end of the pneumatic cylinder is movably arranged in the through hole and connected with the clamping plate.

7. The cleaning device of claim 6, wherein the cleaning device is configured to be mounted to the idler roller such that the cleaning device is disposed between the idler roller and the belt. The arc-shaped supporting arm is provided with a plurality of guide holes, the guide holes are arranged in the same direction as the through hole, the side of the clamping plate facing the arc-shaped supporting arm is connected with a plurality of guide rods, and the guide rods are movably arranged in the guide holes.

8. The cleaning apparatus of claim 6, wherein the cleaning apparatus is configured to clean the surface of the idler roller by rotating the idler roller in a first direction and then in a second direction opposite the first direction. A controller is further arranged, and the controller is signal connected with the driving member, the driving mechanism and the pneumatic cylinder.

9. The cleaning apparatus of claim 1, wherein, The tabletop of the workbench is provided with a wheel groove, the wheel groove is arranged along the length direction of the workbench, and the bottom of the sliding table is mounted with a roller, and the roller is slidably arranged in the wheel groove.

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