CN214269153U - Cleaning mechanism of needle loom conveyer belt - Google Patents

Abstract

The application relates to the field of needle machines, in particular to a cleaning mechanism of a conveyor belt of a needle machine, which comprises a discharging component, wherein the discharging component comprises the conveyor belt and a rack, the conveyor belt is sleeved on the rack, and a cleaning component and a driving component are arranged below the rack; the cleaning assembly comprises a cleaning roller and a plurality of cleaning plates, and one side end face of each cleaning plate is fixedly connected with the outer wall of the cleaning roller; the distance between the end face of the cleaning plate connected with the cleaning roller and the end face of the cleaning plate opposite to the cleaning roller is equal to the shortest distance between the outer wall of the cleaning roller and the outer surface of the conveyor belt; the driving assembly comprises a motor and two supporting plates, the two supporting plates are arranged and are opposite to each other, and the motor is fixedly connected to the side walls of the supporting plates; the driving shaft of the motor is in running fit with the supporting plate far away from the motor. When the cleaning roller rotated, the cleaning plate can take place to contact and scrape the fibre wadding with the surface of conveyer belt down, helped in time clearing up the fibre wadding of conveyer belt surface.

Description

Cleaning mechanism of needle loom conveyer belt

Technical Field

The application relates to the field of needle machines, in particular to a cleaning mechanism of a conveyor belt of a needle machine.

Background

Nonwoven fabrics are fabrics formed by orienting or randomly arranging textile staple fibers or filaments to form a web structure, which is then consolidated by mechanical or chemical processes, often by needling machines in the manufacture of nonwoven fabrics.

In the production process of non-woven fabrics, the felting needles of the needle loom can repeatedly puncture the non-woven fabric fiber web placed on the web supporting plate, when a plurality of felting needles penetrate the fiber web, the felting hooks on the felting needles can drive the fibers on the surface and the sub-surface of the fiber web to move, so that the fibers in the fiber web are close to each other and compressed, and then the compressed fiber web is conveyed to the next process through the discharge conveyor belt.

In view of the above-mentioned related technologies, the applicant believes that a large amount of fiber flocks are gradually bonded and accumulated on a discharged conveyor belt during the discharge of the fiber web, and if the part of the fiber flocks is not cleaned in time, the quality of the fiber web discharged subsequently will be affected.

SUMMERY OF THE UTILITY MODEL

In order to help in time clear up the fibre wadding of conveying belt surface, this application provides a clearance mechanism of needle loom conveyer belt.

The application provides a clearance mechanism of needle loom conveyer belt adopts following technical scheme:

a cleaning mechanism of a needling machine conveyor belt comprises a discharge assembly fixedly connected to one side of a needling machine body, wherein the discharge assembly comprises a conveyor belt and a rack, the conveyor belt is sleeved on the rack, the upper surface of the conveyor belt is in a discharge direction along an advancing direction gradually far away from the needling machine body, and a cleaning assembly and a driving assembly are arranged below the rack; the cleaning assembly comprises a cleaning roller and a plurality of cleaning plates, the length extending direction of the cleaning roller is perpendicular to the discharging direction, the length extending direction of the cleaning plates is parallel to the length extending direction of the cleaning roller, and one side end face of each cleaning plate is fixedly connected with the outer wall of the cleaning roller; the distance between the end face of the cleaning plate connected with the cleaning roller and the end face of the cleaning plate opposite to the cleaning roller is equal to the shortest distance between the outer wall of the cleaning roller and the outer surface of the conveyor belt; the driving assembly comprises a motor and two supporting plates fixedly connected to the ground, the two supporting plates are opposite to each other, and the motor is fixedly connected to the side wall of one supporting plate opposite to the other supporting plate; a driving shaft extends out of the motor, the length extension direction of the driving shaft is parallel to that of the cleaning roller, and one end of the driving shaft, which is far away from the motor, sequentially penetrates through a supporting plate close to the motor, the cleaning roller and the supporting plate far away from the motor; the driving shaft is in running fit with the supporting plate far away from the motor, and the driving shaft is opposite to the central line of the rotating axis of the supporting plate along the length extending direction of the driving shaft.

By adopting the technical scheme, when the conveyor belt is in a working state, the design of the driving assembly is beneficial to enabling the cleaning roller to rotate by taking the central line of the length extending direction of the cleaning roller as an axis; when the cleaning roller rotated, the terminal surface that the cleaning plate kept away from the cleaning roller can take place the contact with the surface of conveyer belt and scrape the fibre wadding that the conveyer belt surface bonded down, consequently this design has reached and has helped carrying out the effect of in time clearing up to the fibre wadding of conveyer belt surface.

Optionally, the side walls of the two adjacent cleaning plates facing each other are fixedly connected with guide strips, and the length extension direction of each guide strip is parallel to the length extension direction of the cleaning roller; scraping plates are arranged between every two adjacent cleaning plates, the end faces of the scraping plates, which are back to each other, are respectively attached to the side walls of the cleaning plates close to the scraping plates, and the end faces, which face the outer wall of the cleaning roller, of the scraping plates are attached to the outer wall of the cleaning roller; the guide way has all been seted up to the mutual back to back terminal surface of scraper blade, and the guide way is sliding fit with the gib block that self is close to, and the gib block is for the length extending direction of the slip direction edge gib block of guide way.

By adopting the technical scheme, when the cleaning roller is in a stalling maintenance state, the design of the scraper is beneficial to an operator to clean the outer wall of the cleaning roller, and the design of the guide groove and the guide strip is beneficial to the scraper to keep the stability of self movement in the process of cleaning the cleaning roller; therefore, the design achieves the effect of cleaning the outer wall of the cleaning roller, which is convenient and stable for operators.

Optionally, all be provided with the limiting plate between the lateral wall that two adjacent cleaning plates faced each other, the lateral wall fixed connection that the limiting plate was faced each other with two adjacent cleaning plates respectively, the limiting plate between two adjacent cleaning plates of every group is provided with two, and two limiting plates are close to the both sides terminal surface of cleaning roller respectively.

Through adopting above-mentioned technical scheme, when the cleaning roller is in operating condition or stall maintenance state, the design of limiting plate helps carrying on spacingly to the motion region of scraper blade, and then helps reducing the scraper blade and follow the drop on the cleaning roller.

Optionally, a gap exists between the end face, facing the outer wall of the cleaning roller, of the limiting plate and the outer wall of the cleaning roller.

Through adopting above-mentioned technical scheme, when operating personnel used the scraper blade to clear up the fibre wadding of cleaning roller outer wall, the fibre wadding of being collected by the scraper blade can be through the convenient outer wall that breaks away from the cleaning roller in clearance between limiting plate and the cleaning roller, and this design has reached and has reduced the effect of limiting plate to scraper blade work influence under the prerequisite that keeps the spacing effect of limiting plate.

Optionally, a collecting assembly is arranged below the cleaning roller, the collecting assembly comprises a collecting box, a collecting groove is formed in the upper surface of the collecting box, an opening of the collecting groove in the upper surface of the collecting box is opposite to the cleaning roller, and the length extending direction of the collecting groove is parallel to the length extending direction of the cleaning roller.

Through adopting above-mentioned technical scheme, when the cleaning roller is in operating condition, can have partial fibre wadding to drop from the outer wall of cleaning roller under the effect of gravity or the centrifugal force of cleaning roller, the design of collecting vat helps carrying out certain collection to the fibre wadding that drops on the cleaning roller this moment, and then helps maintaining the conveyer belt below and collect the near clean degree on subassembly place ground.

Optionally, an air suction assembly is arranged below the collection box, the air suction assembly comprises an air suction box and a centrifugal fan, the bottom of the air suction box is fixedly connected with the ground, and the upper surface of the air suction box is attached to the lower surface of the collection box; an air suction groove is formed in the upper surface of the air suction box at a position opposite to the collecting groove, a centrifugal fan is fixedly connected to the outer wall of the air suction box, an air inlet of the centrifugal fan is fixedly communicated with an air suction pipe, and one end, away from the centrifugal fan, of the air suction pipe penetrates through the side wall of the air suction box and extends into the air suction groove; the bottom of the collecting tank is provided with air holes, and the bottom surface of the collecting tank is fixedly attached with breathable cloth allowing air to pass through.

Through adopting above-mentioned technical scheme, when the clearance subassembly is in operating condition, the design of subassembly of breathing in helps changing the flow direction of collecting box top air, and then helps the fibre wadding that drops on the cleaning roller and the fibre wadding that drops from the conveyer belt surface can be more accurate quilt inhale fall into the collecting vat in, consequently this design has reached the effect that further increases the collection subassembly and collect fibre wadding efficiency.

Optionally, the lower surface of the collection box is attached to a sliding block fixedly connected to the position of the air suction box, the sliding block is horizontally arranged, the length extending direction of the sliding block is perpendicular to the length extending direction of the collecting tank, the upper surface of the air suction box is provided with a sliding groove in the position of the sliding block, the sliding groove is horizontally arranged, the length extending direction of the sliding groove is parallel to the length extending direction of the sliding block, the sliding block is in sliding fit with the sliding groove, and the sliding block is in sliding fit with the sliding groove in the length extending direction of the sliding groove.

By adopting the technical scheme, when the collecting box is in a working state, the sliding groove can limit the movement of the sliding block in the horizontal direction to a certain extent, so that the stability of the collecting box in the working state in the horizontal direction is improved; when the collection box needs to be taken down from the air suction box, the sliding block is matched with the sliding groove to limit the movement path of the collection box, and further the collision between the collection box and other equipment parts in the process of disassembly is reduced.

Optionally, the sliding groove includes a groove and two clamping grooves, the groove is formed in the upper surface of the air suction box, the length extending direction of the groove is along the length extending direction of the sliding groove, the two clamping grooves are respectively formed in the inner walls of the sliding groove, which are opposite to each other, and the length extending direction of the clamping grooves is along the length extending direction of the groove; the sliding block comprises a convex block and two clamping blocks, the upper surface of the convex block is fixedly connected to the lower surface of the collecting box, the length extending direction of the convex block is along the length extending direction of the sliding block, and the two clamping blocks are respectively and fixedly connected to the mutually opposite side walls of the convex block; the lug is in sliding fit with the groove, the lug is in sliding fit with the clamping groove relative to the sliding direction of the groove along the length extending direction of the groove, and the clamping block is in sliding fit with the clamping groove relative to the sliding direction of the clamping groove along the length extending direction of the clamping groove.

By adopting the technical scheme, the matching of the convex block and the groove and the matching of the clamping block and the clamping groove are beneficial to improving the connection tightness between the collecting box and the air suction box, and when the collecting box is static relative to the air suction box, the design is beneficial to reducing the shaking of the collecting box in the vertical direction; when the collecting box is in a moving state relative to the suction box, the design can be used for further improving the moving stability of the collecting box.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cleaning assembly and the driving assembly are arranged below the conveying belt, so that the effect of timely cleaning the fiber batting on the outer surface of the conveying belt is facilitated;

2. the collecting assembly is arranged below the cleaning roller, so that the effect of helping to maintain the cleanness degree of the lower part of the conveying belt and the ground near the ground where the collecting assembly is located is achieved;

3. through set up the subassembly of breathing in the below of collecting the box, reached further increase and collected the effect that the subassembly collected fibre wadding efficiency.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partial schematic view of an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an exploded view of an embodiment of the present application.

Fig. 5 is an enlarged view of a portion B in fig. 2.

Description of reference numerals: 1. needling the body; 2. a discharge assembly; 21. a conveyor belt; 22. a frame; 3. cleaning the assembly; 31. cleaning the roller; 32. cleaning the plate; 321. a guide strip; 322. a squeegee; 323. a guide groove; 324. a limiting plate; 4. a drive assembly; 41. a motor; 411. a drive shaft; 42. a support plate; 421. a through hole; 5. a collection assembly; 51. a collection box; 511. collecting tank; 512. a vent hole; 52. a breathable cloth; 6. a getter assembly; 61. an air suction box; 611. a suction groove; 62. a centrifugal fan; 621. an air intake duct; 622. a suction hole; 7. a chute; 71. a groove; 72. a card slot; 8. a slider; 81. a bump; 82. and (7) clamping blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses clearance mechanism of needle loom conveyer belt.

Referring to fig. 1, the cleaning mechanism of the conveyor belt of the needling machine comprises a discharge component 2 fixedly connected to one side of the needling machine body 1, wherein the discharge component 2 comprises a conveyor belt 21 and a rack 22, the conveyor belt 21 is sleeved on the rack 22, and a cleaning component 3 and a driving component 4 are arranged between the conveyor belt 21 and the ground; in the working process of the needle machine, the fiber web is conveyed to the next procedure through the upper surface of the conveying belt 21, meanwhile, the driving component 4 drives the cleaning component 3 to move, the cleaning component 3 can timely clean fiber batting on the outer surface of the conveying belt 21 facing the ground, and then the influence of the conveying belt 21 on the quality of the fiber web discharged subsequently is reduced.

Referring to fig. 1 and 2, the upper surface of the conveyor belt 21 is horizontally arranged, and the upper surface of the conveyor belt 21 moves along a direction gradually away from the needling machine body 1, and the moving direction of the upper surface of the conveyor belt 21 is the discharging direction; the cleaning assembly 3 comprises a cleaning roller 31 and a plurality of cleaning plates 32, the cleaning roller 31 is horizontally arranged, and the length extending direction of the cleaning roller 31 is vertical to the discharging direction; the length extension direction of the cleaning plates 32 is parallel to the length extension direction of the cleaning roller 31, one side end face of each cleaning plate 32 is fixedly connected with the outer wall of the cleaning roller 31, the plate surface of each cleaning plate 32 is perpendicular to the outer wall of the cleaning roller 31, and the plurality of cleaning plates 32 are distributed on the outer wall of the cleaning roller 31 in a circumferential array along the horizontal center line of the cleaning roller 31; the distance between the end face of the cleaning plate 32 connected to the cleaning roller 31 and the end face of the cleaning plate 32 opposite to the cleaning roller 31 is equal to the shortest distance between the outer wall of the cleaning roller 31 and the outer surface of the conveyor belt 21, and in actual production, the distance between the end face of the cleaning plate 32 connected to the cleaning roller 31 and the end face of the cleaning plate 32 opposite to the cleaning roller 31 may be slightly larger than the shortest distance between the outer wall of the cleaning roller 31 and the outer surface of the conveyor belt 21 so as to improve the cleaning force of the cleaning plate 32 on the outer surface of the conveyor belt 21.

Referring to fig. 1 and 2, the driving assembly 4 includes a motor 41 and two supporting plates 42 fixedly connected to the ground, the supporting plates 42 are vertically disposed, the two supporting plates 42 are disposed, the surfaces of the two supporting plates 42 are opposite to each other, the surfaces of the two supporting plates 42 opposite to each other are horizontally provided with through holes 421, and the through holes 421 on the two supporting plates 42 are opposite to each other; the motor 41 is fixedly connected to the plate surface of one support plate 42 opposite to the other support plate 42, the motor 41 horizontally extends to form a driving shaft 411, the length extension direction of the driving shaft 411 is parallel to the length extension direction of the cleaning roller 31, one end, away from the motor 41, of the driving shaft 411 sequentially penetrates through a through hole 421, close to the motor 41, in the support plate 42, the cleaning roller 31 and a through hole 421, far away from the motor 41, in the support plate 42, the driving shaft 411 is fixedly connected with the inner ring of the cleaning roller 31, and the axis of the driving shaft 411 is overlapped with the horizontal center line of the cleaning roller 31 in the length extension direction; the driving shaft 411 is rotatably connected with the through hole 421 of the supporting plate 42, and the driving shaft 411 is arranged along the central line of the length extension direction of the driving shaft 411 relative to the rotation axis of the through hole 421.

Referring to fig. 1 and 2, when the conveyor belt 21 is in operation, an operator may open the driving assembly 4 and the cleaning assembly 3 to clean the outer surface of the conveyor belt 21; the operator first turns on the motor 41, and at this time, under the driving of the motor 41, the driving shaft 411 drives the cleaning roller 31 to rotate along the axis of the driving shaft 411, and at the same time, the end surface of the cleaning plate 32, which faces away from the cleaning roller 31, contacts with the outer surface of the conveyor belt 21 and scrapes off the fiber flocks on the outer surface of the conveyor belt 21.

Referring to fig. 2 and 3, the mutually facing side walls of two adjacent cleaning plates 32 are fixedly connected with guide strips 321, and the length extension direction of each guide strip 321 is parallel to the length extension direction of the cleaning roller 31; a scraper 322 is arranged between every two adjacent cleaning plates 32, the surface of each scraper 322 is perpendicular to the outer wall of each cleaning roller 31, the end faces of the scrapers 322, which face away from each other, are respectively attached to the side walls of the cleaning plates 32 close to the scrapers, and the end faces, facing the outer wall of each cleaning roller 31, of the scrapers 322 are attached to the outer wall of each cleaning roller 31; the end faces of the scraping plates 322, which are opposite to each other, are provided with guide grooves 323, the guide grooves 323 are in sliding fit with the guide bars 321 which are close to the guide grooves 323, and the guide bars 321 extend along the length of the guide bars 321 in the sliding direction relative to the guide grooves 323; when the outer wall of the cleaning roller 31 needs to be cleaned, the cleaning roller 31 is firstly in a stop state, at the moment, an operator applies acting force to the scraper 322 to enable the scraper 322 to move along the extension direction of the cleaning roller 31, at the moment, the scraper 322 is attached to the end face of the cleaning roller 31 to clean the outer wall of the cleaning roller 31, and the guide strip 321 moves in the guide groove 323 along the extension direction of the guide groove 323.

Referring to fig. 2, two limiting plates 324 are disposed between the mutually facing side walls of two adjacent cleaning plates 32, and the two limiting plates 324 are respectively close to the two side end surfaces of the cleaning roller 31; the plate surfaces of the two limiting plates 324 are parallel to the plate surface of the scraper 322, the end surfaces of the two opposite sides of the limiting plates 324 are respectively and fixedly connected with the side walls of the two adjacent cleaning plates 32 facing each other, and a gap is formed between the end surface of the limiting plate 324 facing the outer wall of the cleaning roller 31 and the outer wall of the cleaning roller 31; when an operator cleans the outer wall of the cleaning roller 31 by using the scraper 322, the fiber flocks cleaned and collected by the scraper 322 can be separated from the cleaning roller 31 through the gap between the limiting plate 324 and the cleaning roller 31, and meanwhile, the limiting plate 324 can block the movement path of the scraper 322 to a certain extent.

Referring to fig. 2 and 4, a collection assembly 5 and a suction assembly 6 are arranged below the cleaning roller 31, the collection assembly 5 includes a collection box 51, a collection groove 511 is vertically formed in the center of the upper surface of the collection box 51, the collection groove 511 faces the cleaning roller 31 at the opening of the upper surface of the collection box 51, the length extension direction of the collection groove 511 in the horizontal direction is parallel to the length extension direction of the cleaning roller 31, a plurality of air holes are formed in the bottom of the collection groove 511, and an air permeable cloth 52 allowing air to pass through is fixedly attached to the bottom surface of the collection groove 511.

Referring to fig. 2 and 4, the air suction assembly 6 includes an air suction box 61 and a centrifugal fan 62, the bottom of the air suction box 61 is fixedly connected with the ground, and the upper surface of the air suction box 61 is attached to the lower surface of the collection box 51; a suction groove 611 is vertically formed in the position, opposite to the collecting groove 511, of the upper surface of the suction box 61, and the length extension direction of the suction groove 611 in the horizontal direction is parallel to the length extension direction of the cleaning roller 31; the outer wall of the suction box 61 is fixedly connected with a centrifugal fan 62, an air inlet of the centrifugal fan 62 is fixedly communicated with a suction pipe 621, one end of the suction pipe 621 departing from the centrifugal fan 62 penetrates through the side wall of the suction box 61 and extends into the suction groove 611, the bottom of the suction pipe 621 is fixedly connected with the bottom surface of the suction groove 611, the suction pipe 621 is bent in a reciprocating manner in the suction groove 611, and the upper side of the suction pipe 621 is provided with a plurality of suction holes 622 to increase the suction coverage area of the suction pipe 621; when clearance subassembly 3 is in operating condition, operating personnel need open centrifugal fan 62, and at this moment under centrifugal fan 62's drive, collect the near air of box 51 and gush into to collecting the box 51 to gush into to inhaling in the groove 611 through ventilative cloth 52, at the in-process of air motion, the fibre wadding in the air can follow the motion of air and fall in collecting the box 51 equally so that collect.

Referring to fig. 2 and 5, a sliding block 8 is fixedly connected to a position, which is close to the air suction box 61, on the lower surface of the collection box 51, the sliding block 8 is horizontally arranged, a length extending direction of the sliding block 8 is perpendicular to a length extending direction of the collection groove 511, a sliding groove 7 is formed in a position, which is opposite to the sliding block 8, on the upper surface of the air suction box 61, the sliding groove 7 is horizontally arranged, the length extending direction of the sliding groove 7 is parallel to the length extending direction of the sliding block 8, the sliding block 8 is in sliding fit with the sliding groove 7, and the sliding direction of the sliding block 8 relative to the sliding groove 7 is along the length extending direction of the sliding groove 7; when the operator needs to attach and detach the collection box 51 and the suction box 61, the operator applies force to the collection box 51 to move the collection box 51 relative to the suction box 61, and at this time, the slider 8 moves in the chute 7 in the longitudinal extending direction of the chute 7.

Referring to fig. 2 and 5, the chute 7 includes a groove 71 and two slots 72, the groove 71 is disposed on the upper surface of the air suction box 61, the length extending direction of the groove 71 is along the length extending direction of the chute 7, the two slots 72 are disposed, the two slots 72 are respectively disposed on the inner walls of the chute 7 opposite to each other, and the length extending direction of the slots 72 is along the length extending direction of the groove 71; the sliding block 8 comprises a convex block 81 and two clamping blocks 82, the upper surface of the convex block 81 is fixedly connected to the lower surface of the collecting box 51, the length extending direction of the convex block 81 is along the length extending direction of the sliding block 8, and the two clamping blocks 82 are respectively and fixedly connected to the mutually opposite side walls of the convex block 81; the projection 81 is in sliding fit with the groove 71, the sliding direction of the projection 81 relative to the groove 71 is along the length extension direction of the groove 71, the fixture block 82 is in sliding fit with the slot 72, and the sliding direction of the fixture block 82 relative to the slot 72 is along the length extension direction of the slot 72; when the sliding block 8 slides in the sliding groove 7, the projection 81 moves in the groove 71 along the length extension direction of the groove 71, and simultaneously the latch 82 moves in the latch groove 72 along the length extension direction of the latch groove 72.

The implementation principle of the clearance mechanism of needle loom conveyer belt of this application embodiment is: when the conveyor belt 21 is in a working state, an operator needs to turn on the motor 41 and the centrifugal fan 62, at this time, under the driving of the motor 41, the cleaning plate 32 can contact with the outer surface of the conveyor belt 21 and scrape off fiber batting on the outer surface of the conveyor belt 21, and meanwhile, under the driving of the centrifugal fan 62, the limiting batting near the upper part of the collecting box 51 can fall into the collecting box 51 as much as possible to be collected; when the cleaning roller 31 needs to be cleaned, an operator applies acting force to the scraper 322 to enable the scraper 322 to clean the outer wall of the cleaning roller 31 in the moving process; when the fiber batting in the collecting box 51 needs to be led out, an operator applies acting force to the collecting box 51 to make the collecting box 51 separate from the suction box 61; in summary, this design achieves the effect of facilitating the timely cleaning and collection of the fiber batt on the conveyor belt 21.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a clearance mechanism of needle loom conveyer belt which characterized in that: the needle machine comprises a discharge component (2) fixedly connected to one side of a needle machine body (1), wherein the discharge component (2) comprises a conveyor belt (21) and a rack (22), the conveyor belt (21) is sleeved on the rack (22), the upper surface of the conveyor belt (21) is in a discharge direction along a forward direction gradually far away from the needle machine body (1), and a cleaning component (3) and a driving component (4) are arranged below the rack (22);

the cleaning assembly (3) comprises a cleaning roller (31) and a plurality of cleaning plates (32), the length extending direction of the cleaning roller (31) is perpendicular to the discharging direction, the length extending direction of the cleaning plates (32) is parallel to the length extending direction of the cleaning roller (31), and one side end face of each cleaning plate (32) is fixedly connected with the outer wall of the cleaning roller (31); the distance between the end face of the cleaning plate (32) connected with the cleaning roller (31) and the end face of the cleaning plate (32) back to the cleaning roller (31) is equal to the shortest distance between the outer wall of the cleaning roller (31) and the outer surface of the conveyor belt (21);

the driving assembly (4) comprises a motor (41) and two supporting plates (42) fixedly connected to the ground, the two supporting plates (42) are arranged and are opposite to each other, and the motor (41) is fixedly connected to the side wall of one supporting plate (42) back to the other supporting plate (42); a driving shaft (411) extends out of the motor (41), the length extension direction of the driving shaft (411) is parallel to the length extension direction of the cleaning roller (31), and one end, departing from the motor (41), of the driving shaft (411 sequentially penetrates through a supporting plate (42) close to the motor (41), the cleaning roller (31) and the supporting plate (42) far away from the motor (41); the driving shaft (411) is in rotating fit with the supporting plate (42) far away from the motor (41), and the driving shaft (411) is relative to the rotating axis of the supporting plate (42) along the central line of the length extending direction of the driving shaft (411).

2. The needle loom belt cleaning mechanism as claimed in claim 1, wherein: the mutually-oriented side walls of two adjacent cleaning plates (32) are fixedly connected with guide strips (321), and the length extension direction of each guide strip (321) is parallel to the length extension direction of the cleaning roller (31); scrapers (322) are arranged between every two adjacent cleaning plates (32), the end faces of the scrapers (322) which are back to each other are respectively attached to the side walls of the cleaning plates (32) which are close to the scrapers, and the end faces of the scrapers (322) facing the outer wall of the cleaning roller (31) are attached to the outer wall of the cleaning roller (31); the guide grooves (323) are formed in the end faces, back to back, of the scraper (322), the guide grooves (323) are in sliding fit with the guide strips (321) close to the guide grooves (323), and the guide strips (321) extend along the length of the guide strips (321) relative to the sliding direction of the guide grooves (323).

3. The needle loom belt cleaning mechanism as claimed in claim 2, wherein: all be provided with limiting plate (324) between the lateral wall of two adjacent cleaning plate (32) orientation each other, limiting plate (324) back to each other both sides terminal surface respectively with two adjacent cleaning plate (32) side wall fixed connection of orientation each other, limiting plate (324) between two adjacent cleaning plate (32) of every group are provided with two, and two limiting plate (324) are close to the both sides terminal surface of cleaning roller (31) respectively.

4. The needle loom belt cleaning mechanism as claimed in claim 3, wherein: and a gap exists between the end face of the limiting plate (324) facing the outer wall of the cleaning roller (31) and the outer wall of the cleaning roller (31).

5. The needle loom belt cleaning mechanism as claimed in claim 1, wherein: the cleaning roller is characterized in that a collecting assembly (5) is arranged below the cleaning roller (31), the collecting assembly (5) comprises a collecting box (51), a collecting groove (511) is formed in the upper surface of the collecting box (51), an opening of the collecting groove (511) in the upper surface of the collecting box (51) is opposite to the cleaning roller (31), and the length extending direction of the collecting groove (511) is parallel to the length extending direction of the cleaning roller (31).

6. The needle loom belt cleaning mechanism as claimed in claim 5, wherein: an air suction assembly (6) is arranged below the collecting box (51), the air suction assembly (6) comprises an air suction box (61) and a centrifugal fan (62), the bottom of the air suction box (61) is fixedly connected with the ground, and the upper surface of the air suction box (61) is attached to the lower surface of the collecting box (51); an air suction groove (611) is formed in the position, opposite to the collecting groove (511), of the upper surface of the air suction box (61), a centrifugal fan (62) is fixedly connected to the outer wall of the air suction box (61), an air inlet of the centrifugal fan (62) is fixedly communicated with an air suction pipe (621), and one end, deviating from the centrifugal fan (62), of the air suction pipe (621) penetrates through the side wall of the air suction box (61) and extends into the air suction groove (611); the bottom of the collecting tank (511) is provided with air holes, and the bottom surface of the collecting tank (511) is fixedly attached with air permeable cloth (52) allowing air to pass through.

7. The needle loom belt cleaning mechanism as claimed in claim 6, wherein: collect box (51) lower surface laminating in the position fixedly connected with slider (8) of box (61) of breathing in, slider (8) level sets up, and the length extending direction of the length extending direction perpendicular to collecting vat (511) of slider (8), spout (7) have just been seted up to the position of slider (8) to box (61) upper surface of breathing in, spout (7) level sets up, and the length extending direction of spout (7) is on a parallel with the length extending direction of slider (8), slider (8) and spout (7) are sliding fit, and slider (8) are for the length extending direction of the slip direction of spout (7) along spout (7).

8. The needle loom belt cleaning mechanism as claimed in claim 7, wherein: the sliding groove (7) comprises a groove (71) and two clamping grooves (72), the groove (71) is formed in the upper surface of the air suction box (61), the length extending direction of the groove (71) is along the length extending direction of the sliding groove (7), the two clamping grooves (72) are formed in the inner walls, opposite to each other, of the sliding groove (7), and the length extending direction of the clamping grooves (72) is along the length extending direction of the groove (71); the sliding block (8) comprises a convex block (81) and two clamping blocks (82), the upper surface of the convex block (81) is fixedly connected to the lower surface of the collecting box (51), the length extending direction of the convex block (81) is along the length extending direction of the sliding block (8), the two clamping blocks (82) are arranged, and the two clamping blocks (82) are respectively and fixedly connected to the mutually opposite side walls of the convex block (81); the projection (81) is in sliding fit with the groove (71), the sliding direction of the projection (81) relative to the groove (71) is along the length extending direction of the groove (71), the fixture block (82) is in sliding fit with the clamping groove (72), and the sliding direction of the fixture block (82) relative to the clamping groove (72) is along the length extending direction of the clamping groove (72).

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