CN213825754U

CN213825754U - Recovery processing equipment of waste material for angle steel production

Info

Publication number: CN213825754U
Application number: CN202022245088.7U
Authority: CN
Inventors: 沈歧星
Original assignee: Changshu Yushun Machinery Manufacturing Co ltd
Current assignee: Changshu Yushun Machinery Manufacturing Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-07-30
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a recovery processing equipment of waste material for angle steel production relates to recovery processing equipment technical field, to the not good problem of current recovery processing equipment working property, now proposes following scheme, and it is including retrieving the box, the inside of retrieving the box has seted up the process chamber and has collected the chamber from the left hand right side in proper order, the left side of retrieving the box has been seted up and has been thrown the silo, it is corresponding with the process chamber to throw the silo, the inner wall in process chamber is fixed with the screen cloth that the slope set up, the screen cloth is located the below of throwing the silo, the below of screen cloth is equipped with the piece collecting box, the inner wall sliding connection of piece collecting box and process chamber bottom. The utility model discloses can carry out quick effectual categorised recovery to the waste material of angle steel, and can compress the inside angle steel waste material of recovery processing equipment and handle to can carry out quick cleanness to the recovery part of recovery processing equipment, recovery efficiency is fast, and working property is high, convenient to use.

Description

Recovery processing equipment of waste material for angle steel production

Technical Field

The utility model relates to a recovery processing equipment technical field especially relates to a recovery processing equipment of waste material is used in angle steel production.

Background

Angle steel is commonly called angle iron and is long-strip steel with two mutually perpendicular sides forming an angle, the angle steel can form various different stress components according to different requirements of structures, and can also be used as a connecting piece between components, and the angle steel is widely applied to various building structures and engineering structures, such as house beams, bridges, power transmission towers, hoisting and transporting machinery, ships, industrial furnaces, reaction towers, container racks, cable trench supports, power distribution pipes, bus support installation, warehouse goods shelves and the like.

Although the existing recovery processing equipment can recover the waste materials of the angle steel, in the collection process, most of the waste materials of the angle steel are simply stacked together, different angle steel waste materials cannot be flexibly collected in batches, and in the process, great inconvenience is brought to the waste material processing of a user.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of recovery processing equipment of waste material is used in angle steel production has solved the not good problem of recovery processing equipment working property.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a recovery processing equipment of waste material for angle steel production, includes retrieves the box, the treatment chamber and the collection chamber have been seted up in proper order from the left hand right side to the inside of retrieving the box, the left side of retrieving the box has been seted up and has been thrown the silo, it is corresponding with the treatment chamber to throw the silo, the inner wall in treatment chamber is fixed with the screen cloth that the slope set up, the screen cloth is located the below of throwing the silo, the below of screen cloth is equipped with the piece collecting box, the inner wall sliding connection of piece collecting box and treatment chamber bottom, the feed chute has been seted up to the inner wall between treatment chamber and the collection chamber, the higher one end of screen cloth level is corresponding with the feed chute, the inner wall sliding connection of collection chamber bottom has scrap collecting box, scrap collecting box is located the below of feed chute.

Preferably, the inner wall of the top of the treatment cavity is rotatably connected with a rotating shaft through a bearing, the other end of the rotating shaft extends to the lower part of the screen, the poking blocks are arranged above the two ends of the screen, the poking blocks are fixed on the outer wall of the rotating shaft, the poking blocks are slidably connected with the screen, a pressing plate is arranged above the waste collection box, the pressing plate and the inner wall of the waste collection box are in sliding fit with each other to work, a plurality of hydraulic cylinders are fixed on the inner wall of the top of the collection cavity, the piston ends of the hydraulic cylinders are fixed on the top of the pressing plate, the inner wall of the top of the collection cavity is rotatably connected with a lead screw through a bearing, a driving sleeve is sleeved on the outer wall thread of the bottom of the lead screw and is embedded in the middle of the pressing plate, a driving wheel is fixedly sleeved on the outer wall of the top of the lead screw, a driven wheel is fixedly sleeved on the outer wall of the top of the rotating shaft, and belts are arranged outside the driving wheel and the driven wheel, the driving wheel, the driven wheel and the belt are in transmission fit with each other.

Preferably, cleaning brushes are arranged below two ends of the screen, the cleaning brushes are fixed on the outer wall of the rotating shaft, and bristles of the cleaning brushes are in contact with the screen.

Preferably, the inner wall of the processing cavity, which is close to one side of the feeding groove, is fixed with an installation block, the outer side of the installation block is hinged with a baffle through a hinge, the feeding groove is sealed through the baffle, one side, which is close to the feeding groove, of the top of the installation block is provided with a containing groove, the inner wall of the containing groove is fixed with a plurality of reset springs, and the other ends of the reset springs extend out of the containing groove and are fixed on the inner wall of the processing cavity.

Preferably, one side of the outside of the recovery box body is hinged with a movable door through a hinge, and a sealing ring is arranged on the outer wall of the movable door along the circumferential direction.

Preferably, a supporting block is arranged between the screen and the scrap collecting box, the width of the supporting block is smaller than that of the scrap collecting box, two ends of the supporting block are fixed on the inner wall of the treatment cavity, a rotating shaft located below the screen is rotatably connected to the top of the supporting block through a bearing, a rotating groove is formed in the middle of the screen, and the rotating shaft is rotatably connected to the inside of the rotating groove.

Preferably, the scrap collecting box and the waste collecting box are both box bodies with upward openings, a sliding groove is formed in the inner wall between the treatment cavity and the collecting cavity, and the belt is connected inside the sliding groove in a sliding mode.

The utility model discloses in:

through the cooperation of the recovery box body, the treatment cavity, the collection cavity, the feeding groove, the screen mesh, the scrap collecting box, the feed chute, the scrap collecting box, the rotating shaft, the stirring block, the pressing plate, the hydraulic cylinder, the screw rod, the driving sleeve, the driving wheel, the driven wheel, the belt, the cleaning brush, the installation block, the baffle plate, the holding tank, the reset spring, the movable door and the supporting block, the waste of the angle steel can be quickly and effectively classified and recovered, so that the angle steel waste can be conveniently utilized by a user, the use is convenient, the compression treatment can be carried out on the angle steel waste in the recovery treatment equipment, the holding capacity of the angle steel waste in the recovery treatment equipment is effectively improved, the working performance is high, the recovery part of the recovery treatment equipment can be quickly cleaned, the recovery part is prevented from being blocked by particles in the angle steel waste, and the cruising ability of the recovery part is effectively improved, the cruising ability is strong.

To sum up, the utility model discloses can carry out quick effectual categorised recovery to the waste material of angle steel, and can carry out compression treatment to the inside angle steel waste material of recovery processing equipment to can carry out quick cleanness to the recovery part of recovery processing equipment, recovery efficiency is fast, and working property is high, convenient to use.

Drawings

FIG. 1 is a schematic structural view of a recycling and processing device for waste materials used in the production of angle steel;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a front view of the recycling device for waste material for angle steel production of the present invention.

Reference numbers in the figures: 1. a recovery box body; 2. a treatment chamber; 3. a collection chamber; 4. a feeding trough; 5. screening a screen; 6. a debris collection bin; 7. a feed chute; 8. a waste collection tank; 9. a rotating shaft; 10. a shifting block; 11. pressing a plate; 12. a hydraulic cylinder; 13. a screw rod; 14. a drive sleeve; 15. a driving wheel; 16. a driven wheel; 17. a belt; 18. a cleaning brush; 19. mounting blocks; 20. a baffle plate; 21. accommodating grooves; 22. a return spring; 23. a movable door; 24. and (7) a supporting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a recycling treatment device for waste materials used for angle steel production comprises a recycling box body 1, a treatment cavity 2 and a collection cavity 3 are sequentially arranged in the recycling box body 1 from left to right, the treatment cavity 2 is a cylindrical cavity, a feeding groove 4 is arranged on the left side of the recycling box body 1, the feeding groove 4 corresponds to the treatment cavity 2, a screen 5 which is obliquely arranged is fixed on the inner wall of the treatment cavity 2, the screen 5 is positioned below the feeding groove 4, a scrap collecting box 6 is arranged below the screen 5, the scrap collecting box 6 is in sliding connection with the inner wall at the bottom of the treatment cavity 2, a feeding groove 7 is arranged on the inner wall between the treatment cavity 2 and the collection cavity 3, the higher end of the screen 5 corresponds to the feeding groove 7, a waste collecting box 8 is in sliding connection with the inner wall at the bottom of the collection cavity 3, the waste collecting box 8 is positioned below the feeding groove 7, and a mounting block 19 is fixed on the inner wall of the side of the treatment cavity 2 close to the feeding groove 4, the outer side of the mounting block 19 is hinged with a baffle 20 through a hinge, the feeding trough 4 is sealed through the baffle 20, one side, close to the feeding trough 4, of the top of the mounting block 19 is provided with a containing groove 21, the inner wall of the containing groove 21 is fixed with a plurality of return springs 22, the other ends of the return springs 22 extend out of the containing groove 21 and are fixed on the inner wall of the processing cavity 2, when a user needs to recycle waste materials generated in the angle steel production process, the user can push the baffle 20 at the moment, the baffle 20 can be driven to deflect through the hinge matching work of the baffle 20 and the mounting block 19 at the moment, when the feeding trough 4 is opened by the baffle 20, the user can feed the waste materials generated in the angle steel production process into the feeding trough 4 at the moment, the waste materials entering the feeding trough 4 can fall on the top of the screen 5 at the moment, and the waste materials can be screened through the screen 5 at the moment, sift the piece waste material in the angle steel waste material to inside 6 pieces collecting box of screen cloth 5 below, sift great cubic angle steel waste material in the angle steel waste material to the top of screen cloth 5, accessible screen cloth 5 is selected separately the processing to the waste material of angle steel this moment, and the waste material that produces when the angle steel in-process all drops into the inside back of throwing silo 4, the user can not hard up baffle 20 this moment, accessible reset spring 22's the elasticity that resets this moment, through baffle 20 and the articulated cooperation work of installation piece 19, it deflects to drive baffle 20, it throws silo 4 to drive baffle 20 and seal, thereby avoid the inside waste material dust of treatment chamber 2 all to spill over the outside of throwing silo 4, carry out the stopping of certain degree to the inside waste material dust of treatment chamber 2.

The inner wall of the top of the processing cavity 2 is rotatably connected with a rotating shaft 9 through a bearing, the other end of the rotating shaft 9 extends to the lower part of the screen 5, the upper parts of the two ends of the screen 5 are respectively provided with a poking block 10, the poking blocks 10 are all fixed on the outer wall of the rotating shaft 9, the poking blocks 10 are in sliding connection with the screen 5, a pressing plate 11 is arranged above the waste collecting box 8, the pressing plate 11 is in sliding fit with the inner wall of the waste collecting box 8, the inner wall of the top of the collecting cavity 3 is fixedly provided with a plurality of hydraulic cylinders 12, the piston ends of the hydraulic cylinders 12 are all fixed on the top of the pressing plate 11, the inner wall of the top of the collecting cavity 3 is rotatably connected with a screw rod 13 through a bearing, the inner wall of the collecting cavity 3 is fixedly provided with a supporting plate, a rotating hole is formed in the middle part of the supporting plate, the screw rod 13 is rotatably connected inside the rotating hole, the outer wall of the screw rod 13 positioned above the rotating hole is fixedly sleeved with a supporting sleeve, the diameter of the supporting sleeve is larger than the diameter of the rotating hole, the screw rod 13 can be supported by the supporting sleeve, thereby improving the stability of the screw 13, the outer wall thread of the bottom of the screw 13 is sleeved with the driving sleeve 14, the driving sleeve 14 is embedded in the middle of the pressing plate 11, the outer wall of the top of the screw 13 is fixedly sleeved with the driving wheel 15, the outer wall of the top of the rotating shaft 9 is fixedly sleeved with the driven wheel 16, the driving wheel 15 and the driven wheel 16 are provided with the belt 17 outside, the driving wheel 15, the driven wheel 16 and the belt 17 are in transmission fit operation, and when the recovery processing equipment is subjected to long-time recovery operation, and more massive angle steel waste remains on the top of the screen 5, and the massive angle steel waste needs to be processed, the piston end of the hydraulic cylinder 12 can be driven to perform vertical displacement through the operation of the hydraulic cylinder 12 at the moment, the pressing plate 11 can be driven to perform vertical displacement through the pressing plate 11 with vertical displacement, the driving sleeve 14 in the middle of the pressing plate 11 can be driven to perform vertical displacement at the moment, and the thread fit operation of the driving sleeve 14 with the screw 13 with vertical displacement at the moment, drive lead screw 13 and rotate, accessible pivoted lead screw 13 this moment, drive action wheel 15 and rotate, accessible pivoted action wheel 15 this moment, drive belt 17 and move, accessible operation belt 17 this moment, the drive rotates from driving wheel 16, accessible pivoted from driving wheel 16 this moment, drive pivot 9 and rotate, accessible pivoted pivot 9 this moment, drive and dial movable block 10 and rotate, accessible pivoted dial movable block 10 this moment, stir the angle steel waste at screen cloth 5 top, stir the inside to feed chute 7 with the angle steel waste at screen cloth 5 top, enter into the inside angle steel waste of feed chute 7 this moment and will fall into the inside of garbage collection box 8, accessible garbage collection box 8 is collected massive angle steel waste this moment.

And when a certain amount of blocky angle steel waste materials are accumulated in the waste collection box 8, the piston end of the hydraulic cylinder 12 is driven to vertically move downwards by the operation of the hydraulic cylinder 12, the pressing plate 11 is driven to vertically move downwards, and the pressing plate 11 capable of vertically moving downwards compresses the blocky angle steel waste materials in the waste collection box 8, so that the containing capacity of the blocky angle steel waste materials in the waste collection box 8 is effectively improved.

The below at screen cloth 5 both ends all is equipped with cleaning brush 18, and cleaning brush 18 all is fixed on the outer wall of pivot 9, and the brush hair of cleaning brush 18 contacts with screen cloth 5, and when pivot 9 rotated, will drive cleaning brush 18 and rotate, and accessible pivoted cleaning brush 18 cleans screen cloth 5 this moment to avoid screen cloth 5's sieve mesh to be blockked up by the particulate matter in the angle steel waste material, then effectual improvement screen cloth 5's permeability and duration.

Retrieve the outside one side of box 1 and articulate through the hinge and have dodge gate 23, the outer wall of dodge gate 23 is equipped with the sealing washer along circumference, through opening dodge gate 23, the user can be convenient overhauls the part of retrieving box 1 inside and maintains, and can the person of facilitating the use take out piece collecting box 6 and garbage collection box 8 to the person of facilitating the use utilizes angle steel waste.

Be equipped with supporting shoe 24 between screen cloth 5 and the piece collecting box 6, the width of supporting shoe 24 is less than the width of piece collecting box 6, and the both ends of supporting shoe 24 are all fixed on the inner wall of process chamber 2, and pivot 9 that is located the screen cloth 5 below rotates through the bearing and connects at the top of supporting shoe 24, through supporting shoe 24, can support pivot 9 to the stability ability of effectual improvement pivot 9.

The rotary groove is opened at the middle part of screen cloth 5, and pivot 9 rotates the inside of connecting at the rotary groove, through the rotary groove, and pivot 9 can carry out nimble rotation.

The scrap collecting box 6 and the scrap collecting box 8 are both boxes with upward openings, and the scrap collecting box 6 and the scrap collecting box 8 which are both boxes with upward openings can effectively collect the angle steel wastes of different types.

The inner wall between treatment chamber 2 and the collection chamber 3 has seted up the sliding tray, and belt 17 sliding connection is in the inside of sliding tray, through the sliding tray, and belt 17 can carry out nimble slip.

The working principle is as follows: when a user needs to recover waste materials generated in the process of angle steel production, the user can push the baffle 20 at the moment, the baffle 20 can be driven to deflect through the hinged cooperation of the baffle 20 and the mounting block 19 at the moment, when the feeding groove 4 is opened by the baffle 20, the user can feed the waste materials generated in the process of angle steel production into the feeding groove 4 at the moment, the waste materials entering the feeding groove 4 fall on the top of the screen 5 at the moment, the waste materials can be screened through the screen 5 at the moment, the scrap waste materials in the angle steel waste materials are screened into the scrap collecting box 6 below the screen 5, larger massive angle steel waste materials in the angle steel waste materials are screened to the top of the screen 5, the angle steel waste materials can be sorted through the screen 5 at the moment, and after all the waste materials generated in the process of angle steel production are fed into the feeding groove 4, the baffle 20 can be loosened by the user at the moment, at the moment, the baffle 20 can be driven to deflect by the reset elasticity of the reset spring 22 through the hinged cooperation work of the baffle 20 and the mounting block 19, the baffle 20 is driven to seal the feeding groove 4, so that the situation that all waste materials and dust in the treatment cavity 2 overflow out of the feeding groove 4 is avoided, the waste materials and dust in the treatment cavity 2 are blocked to a certain extent, and when the recovery treatment equipment is subjected to long-time recovery work and more massive angle steel waste materials are remained at the top of the screen 5, the massive angle steel waste materials need to be treated, the piston end of the hydraulic cylinder 12 can be driven to vertically displace through the operation of the hydraulic cylinder 12 at the moment, the pressing plate 11 can be driven to vertically displace, at the moment, the driving sleeve 14 in the middle of the pressing plate 11 can be driven to vertically displace, and at the moment, the driving sleeve 14 capable of vertically displacing can be matched with the screw thread of the screw rod 13 to work, the screw rod 13 is driven to rotate, the driving wheel 15 can be driven to rotate through the rotating screw rod 13, the belt 17 can be driven to operate through the rotating driving wheel 15, the driven wheel 16 can be driven to rotate through the operating belt 17, the rotating shaft 9 can be driven to rotate through the rotating driven wheel 16, the stirring block 10 can be driven to rotate through the rotating shaft 9, the angle steel waste at the top of the screen mesh 5 can be stirred through the rotating stirring block 10, the angle steel waste at the top of the screen mesh 5 can be stirred into the feeding chute 7, the angle steel waste entering the feeding chute 7 can fall into the waste collecting box 8, the blocky angle steel waste can be collected through the waste collecting box 8, the cleaning brush 18 can be driven to rotate when the rotating shaft 9 rotates, and the screen mesh 5 can be cleaned through the rotating cleaning brush 18, thereby avoid screen cloth 5's sieve mesh to be blockked up by the particulate matter in the angle steel waste material, then effectual improvement screen cloth 5's permeability and duration, and when 8 inside of garbage collection box piled up a certain amount of cubic angle steel waste material, accessible pneumatic cylinder 12's operation this moment, the piston end that drives pneumatic cylinder 12 carries out vertical decurrent displacement, it carries out vertical decurrent displacement to drive clamp plate 11, the clamp plate 11 of the vertical downward displacement of accessible this moment compresses the inside cubic angle steel waste material of garbage collection box 8, thereby the effectual volume of holding of improving 8 inside cubic angle steel waste materials of garbage collection box.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The recovery processing device for the waste materials for the production of the angle steel comprises a recovery box body (1) and is characterized in that a processing cavity (2) and a collecting cavity (3) are sequentially formed in the recovery box body (1) from left to right, a feeding groove (4) is formed in the left side of the recovery box body (1), the feeding groove (4) corresponds to the processing cavity (2), a screen (5) which is obliquely arranged is fixed on the inner wall of the processing cavity (2), the screen (5) is positioned below the feeding groove (4), a scrap collecting box (6) is arranged below the screen (5), the scrap collecting box (6) is in sliding connection with the inner wall at the bottom of the processing cavity (2), a feeding groove (7) is formed in the inner wall between the processing cavity (2) and the collecting cavity (3), and one end of the screen (5) which is higher in level corresponds to the feeding groove (7), the inner wall of the bottom of the collection cavity (3) is connected with a waste collection box (8) in a sliding mode, and the waste collection box (8) is located below the feeding groove (7).

2. The recycling and processing equipment of the waste materials for the production of the angle steel according to claim 1, characterized in that the inner wall of the top of the processing chamber (2) is rotatably connected with a rotating shaft (9) through a bearing, the other end of the rotating shaft (9) extends to the lower part of the screen (5), toggle blocks (10) are arranged above the two ends of the screen (5), the toggle blocks (10) are fixed on the outer wall of the rotating shaft (9), the toggle blocks (10) are slidably connected with the screen (5), a pressing plate (11) is arranged above the waste material collecting box (8), the pressing plate (11) and the inner wall of the waste material collecting box (8) are slidably matched to work, a plurality of hydraulic cylinders (12) are fixed on the inner wall of the top of the collecting chamber (3), the piston ends of the hydraulic cylinders (12) are fixed on the top of the pressing plate (11), and a screw rod (13) is rotatably connected with the inner wall of the top of the collecting chamber (3) through a bearing, the outer wall screw thread of lead screw (13) bottom has cup jointed driving sleeve (14), driving sleeve (14) inlays the middle part of dress at clamp plate (11), the outer wall at lead screw (13) top is fixed to be cup jointed action wheel (15), the outer wall at pivot (9) top is fixed to be cup jointed from driving wheel (16), action wheel (15) and the outside from driving wheel (16) are equipped with belt (17), action wheel (15), from driving wheel (16) and belt (17) transmission cooperation work.

3. The equipment for recycling and treating the waste materials for producing the angle iron as claimed in claim 2, wherein cleaning brushes (18) are arranged below two ends of the screen (5), the cleaning brushes (18) are fixed on the outer wall of the rotating shaft (9), and bristles of the cleaning brushes (18) are in contact with the screen (5).

4. The angle iron production waste recycling and processing equipment according to claim 1, wherein a mounting block (19) is fixed to the inner wall of the processing chamber (2) close to one side of the feeding groove (4), the outer side of the mounting block (19) is hinged to a baffle plate (20) through a hinge, the feeding groove (4) is closed through the baffle plate (20), a containing groove (21) is formed in one side of the top of the mounting block (19) close to the feeding groove (4), a plurality of return springs (22) are fixed to the inner wall of the containing groove (21), and the other ends of the return springs (22) extend out of the containing groove (21) and are fixed to the inner wall of the processing chamber (2).

5. The equipment for recycling and treating the waste materials for producing the angle steel according to claim 1, wherein a movable door (23) is hinged to one side of the outside of the recycling box body (1) through a hinge, and a sealing ring is arranged on the outer wall of the movable door (23) along the circumferential direction.

6. The angle iron production waste recycling and processing equipment according to claim 1, wherein a supporting block (24) is arranged between the screen (5) and the scrap collecting box (6), the width of the supporting block (24) is smaller than that of the scrap collecting box (6), two ends of the supporting block (24) are fixed on the inner wall of the processing cavity (2), a rotating shaft (9) located below the screen (5) is rotatably connected to the top of the supporting block (24) through a bearing, a rotating groove is formed in the middle of the screen (5), and the rotating shaft (9) is rotatably connected to the inside of the rotating groove.

7. The recycling and processing equipment of the waste materials for the production of angle steel according to claim 2, characterized in that the scrap collecting box (6) and the waste collecting box (8) are both box bodies with upward openings, the inner wall between the processing chamber (2) and the collecting chamber (3) is provided with a sliding groove, and the belt (17) is connected inside the sliding groove in a sliding manner.