CN114589750B

CN114589750B - Automatic recovery and regeneration device for fiberboard cutting edge material

Info

Publication number: CN114589750B
Application number: CN202210246036.2A
Authority: CN
Inventors: 苏殿顺
Original assignee: Pizhou Xinshijie Wood Co ltd
Current assignee: Pizhou Xinshijie Wood Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-11-08
Anticipated expiration: 2042-03-14
Also published as: CN114589750A

Abstract

The invention provides an automatic recovery and regeneration device for fiber board cutting edge materials, which relates to the technical field of panel processing and comprises a rack, wherein an edge cutting device, a conveyor belt and a dust suction device are sequentially arranged on the rack from top to bottom, a crushing, compressing and collecting device is arranged on one side of the dust suction device, the edge cutting device comprises a workbench arranged at the top of the rack, a guide rail is arranged on the workbench, a board cutting saw is arranged at one end of the workbench, a moving table top is movably arranged at the other end of the workbench, a pushing cylinder capable of pushing the moving table top to linearly move in the guide rail is further arranged on the workbench, extending plate support devices are movably arranged on two opposite sides of the moving table top, waste material removing devices are symmetrically arranged on two sides of the board cutting saw, and a conveyor belt cleaning device is arranged below the conveyor belt. The invention has the advantages of realizing automatic scrap collecting operation on the cut edges of the fiber board and the cut edge materials, improving the operation efficiency and the like.

Description

Automatic recycling device for fiberboard cutting edge materials

Technical Field

The invention relates to the technical field of plate processing, in particular to an automatic recovery and regeneration device for fiber plate cutting edges.

Background

The fibreboard need carry out the trimming to the coarse cotton board and handle in process of production, consequently must produce a large amount of fibreboard trimming material, and for reducing the waste, fibreboard manufacturing enterprise mostly retrieves regeneration and utilizes the fibreboard trimming material. At present, the enterprise carries out recycle's method to fibreboard cutting edge material, mainly adopt the manpower to collect, the handcart is transported, the manpower feed is smashed, the mode that the fan was retrieved carries out cutting edge material fibre regeneration, still need the manual work to collect cutting edge material in the recovery process, put into again and carry out the crushed aggregates in the crushed aggregates machine, the manual work is collected the back circulation again at last, because every process all needs the manual work to operate, therefore can lead to link up that can not be fine between every process, make whole recovery process can't realize full automation and operate. Therefore, the whole recycling process has the advantages of more labor, high labor intensity of personnel, low efficiency and high cost.

Disclosure of Invention

Aiming at the technical defects, the invention aims to provide an automatic recovery and regeneration device for fiber board trimming, which can realize automatic scrap collecting operation on trimming of fiber boards and trimming of the trimming, and improve the operation efficiency.

In order to solve the technical problems, the invention adopts the following technical scheme: the invention provides an automatic recovery and regeneration device for fiber board cutting edge materials, which comprises a rack, wherein an edge cutting machine device, a conveyor belt and a dust suction device are sequentially arranged on the rack from top to bottom, a crushing, compressing and collecting device is arranged on one side of the dust suction device, the edge cutting machine device comprises a workbench arranged at the top of the rack, a guide rail is arranged on the workbench, a board cutting saw is arranged at one end of the workbench, a moving table top is movably arranged at the other end of the workbench, a pushing cylinder capable of pushing the moving table top to linearly move in the guide rail is further arranged on the workbench, extending board support devices are movably arranged on two opposite sides of the moving table top, waste material poking and removing devices are symmetrically arranged on two sides of the board cutting saw, and a conveyor belt cleaning device is arranged below the conveyor belt.

Preferably, the extension board holds in palm the device and includes that the first pivot articulated first extension board and the second through taking the torsional spring extend the board, the second extends the board and keeps away from the one end of first extension board and is connected through the second pivot of taking the torsional spring and the lateral wall rotation of removal mesa, it has the regulation pole to articulate on the bottom surface of removal mesa, be provided with the first pole groove and the second pole groove that are linked together on the bottom surface of first extension board and second extension board respectively, the one end activity card that the removal mesa was kept away from to the regulation pole is established at first pole groove and second pole inslot, be convenient for when the width of the fibreboard of treating the cut edge surpasss the removal mesa, can use first extension board and second extension board to treat the fibreboard width direction's of cut edge both ends support, be favorable to treating the fibreboard of cut edge and carry steadily.

Preferably, the waste material is dialled the device and is included dialling the board base, dial the fixed setting of board base in the frame of cutting out the board saw, dial the board base and remove the mesa on same plane, it is provided with the rack to slide on the board base to dial, the fixed scraper seat that is provided with of one end of rack, threaded connection has the regulation external screw thread pole on the scraper seat, the outside movable sleeve who adjusts the external screw thread pole is equipped with the arc of taking the torsional spring and dials the board, it still is provided with driving motor on the board base to dial, be provided with drive gear on driving motor's the output shaft, the other end meshing of drive gear and rack, it is favorable to the collection of cutting edge material to dial the board through the arc of taking the torsional spring, also be convenient for reduce or avoid cutting edge material to stop on removing the mesa.

Preferably, the one end activity cover that the board was dialled to the arc of taking the torsional spring is established in the outside of adjusting the external screw thread pole, the arc of taking the torsional spring is dialled and is still all movable to be provided with lock nut on the regulation external screw thread pole of both sides about the board, it is provided with the cardboard still to fix on the board base to dial, parallel interval sets up between cardboard and the rack, and when the arc of taking the torsional spring is dialled the board and is located and dial on the board base, the arc of taking the torsional spring is dialled the other end of board and is inconsistent between the cardboard, be convenient for adjust the arc of taking the torsional spring on adjusting the external screw thread pole and dial the position of board, so that can be better contradict the trimming material to different thickness, be convenient for trimming material drops to the conveyer belt.

Preferably, dust extraction includes the fan, is connected with main dust absorption pipe and vice dust absorption pipe on the dust absorption mouth of fan, and the dust absorption mouth of main dust absorption pipe is towards conveyer belt cleaning device, and the dust absorption mouth of vice dust absorption pipe is located dials the board base, and the dust absorption mouth of vice dust absorption pipe moves the mesa, can suck the dust that the fibreboard produced when cutting edge, in the position department of cutting plate saw through vice dust absorption pipe to reducible dust that floats in the air.

Preferably, conveyer belt cleaning device includes the pull bottom plate, the activity of pull bottom plate sets up in the frame of conveyer belt below, alternate interval is provided with a plurality of blanking through grooves and a plurality of scraper blade block group on the top surface of pull bottom plate, the scraper blade block group includes a plurality of scraper blade blocks that lead to groove length direction interval distribution along the blanking, the scraper blade block is including the activity insert the scraper blade block base of establishing on the pull bottom plate top surface, the central point department of scraper blade block base top surface puts and is provided with the gag lever post perpendicularly, the both ends of scraper blade block base top surface all are provided with the arc diving board, and the fixed setting of one end of arc diving board is on the top surface of scraper blade block base, the other end of arc diving board is located the top of gag lever post, still be provided with the pillar of scraping perpendicularly on the other end outer wall of arc diving board, be provided with wavy scraper on the pillar of scraping, and wavy scraper head contacts with the conveyer belt, and be connected through elasticity connecting plate between two scraper posts, be provided with return spring between the other end inner wall of arc diving board and the top surface of pull bottom plate, can clear up and collect the dust particle of adhesion on the conveyer belt, so that produce great dust when reducing broken compression collection device operation.

Preferably, the dust absorption mouth of main dust absorption pipe is towards the logical groove of blanking, and after conveyer belt cleaning device scraped the dust particle of adhesion on the conveyer belt, the main dust absorption pipe of being convenient for was collected through the logical groove of blanking is concentrated.

Preferably, broken compression collection device is including setting up a pair of crushing roller in the conveyer belt below, and bottom in the frame is provided with the spout that runs through the opposite both sides wall of frame, and the fan is located the top of spout, and it is provided with a plurality of waste bins to slide side by side in proper order in the spout, and one side that the conveyer belt was kept away from to the crushing roller is provided with compression cylinder, and the fixed compression board that is provided with on compression cylinder's the piston rod, and compression board and waste bin's position is corresponding, and the cutting edge material after the compression more is favorable to reducing the space that occupies and the circulation of being convenient for.

Preferably, the top of waste bin is the opening form, and the shape and the size of compression board and the open-top shape and the big or small homogeneous phase adaptation of waste bin, the compression cylinder of being convenient for compresses the cut-off edge material of collecting in with the waste bin through the compression board, and the waste bin later stage circulation of being convenient for is transported.

The invention has the beneficial effects that: according to the invention, through the arranged edge cutting machine device, the conveyor belt and the crushing, compressing and collecting device, the automatic edge cutting of the fiberboard and the automatic collection, crushing and compression treatment of cut edge materials after edge cutting can be automatically and sequentially realized; the arrangement of the extension plate support device can facilitate the use of the fiber plates with different widths during edge cutting, and is beneficial to keeping the stability of the fiber plates during edge cutting and feeding; the waste material removing device can be used for abutting the cut edge materials of the fiber boards with different widths and thicknesses after edge cutting, so that the cut edge materials can easily fall onto a conveying belt, and the collection of the cut edge materials is facilitated; the setting of conveyer belt cleaning device can scrape the clearance with the dust or the granule of adhesion on the conveyer belt to collect through dust extraction, be convenient for reduce the dust and fly upward.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an automatic recovery and regeneration device for fiber board cut-edge materials according to an embodiment of the present invention.

FIG. 2 is a schematic view of the position of a crushing roller of an automatic recycling apparatus for fiber board cutting edge material according to an embodiment of the present invention.

Fig. 3 is a schematic position diagram of a conveyor belt cleaning device of an automatic recycling device for fiber board cut-edge material according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of an extending plate support device of an automatic recovery and regeneration device for fiber board cut-edge material according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of a waste removing device of an automatic recycling device for fiber board cutting edge material according to an embodiment of the present invention.

Fig. 6 is a schematic structural view of a conveyor belt cleaning device of an automatic recovery and regeneration device for fiber board cut-edge materials according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a scraper block of an automatic recycling device for fiber board cut-edge material according to an embodiment of the present invention.

Fig. 8 is an enlarged view of a portion a in fig. 7.

Fig. 9 is an enlarged view of a portion B in fig. 7.

Description of reference numerals: 1. a frame; 2. an edge cutting machine device; 21. a work table; 22. cutting a board saw; 23. moving the table top; 24. an extension plate support device; 241. a first rotating shaft with a torsion spring; 242. a first extension plate; 2421. a first rod groove; 243. a second extension plate; 2431. a second rod groove; 244. a second rotating shaft with a torsion spring; 245. adjusting a rod; 3. a conveyor belt; 4. a dust collection device; 41. a fan; 42. a main dust suction pipe; 43. an auxiliary dust suction pipe; 5. a crushing, compressing and collecting device; 51. a crushing roller; 52. a chute; 53. a waste bin; 54. a compression cylinder; 6. a guide rail; 7. a waste removal device; 71. a dial plate base; 72. a rack; 73. a squeegee base; 74. adjusting the external threaded rod; 741. locking the nut; 75. an arc-shaped shifting plate with a torsion spring; 76. a drive motor; 77. a drive gear; 78. clamping a plate; 8. a conveyor belt cleaning device; 81. drawing the bottom plate; 82. a blanking through groove; 83. a group of scraper blocks; 831. a scraper block; 8311. a scraper block base; 8312. a limiting rod; 8313. an arc-shaped elastic plate; 8314. scraping the column; 8315. a wavy scraping head; 8316. an elastic connecting plate; 84. and a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 to 9, the invention provides an automatic recovery and regeneration device for fiber board cut-edge materials, which comprises a frame 1, wherein an edge cutting device 2, a conveyor belt 3 and a dust suction device 4 are sequentially arranged on the frame 1 from top to bottom, a crushing, compressing and collecting device 5 is arranged on one side of the dust suction device 4, the edge cutting device 2 comprises a workbench 21 arranged at the top of the frame 1, a guide rail 6 is arranged on the workbench 21, a cut-board saw 22 is arranged at one end of the workbench 21, a movable table-board 23 is movably arranged at the other end of the workbench 21, a pushing cylinder capable of pushing the movable table-board 23 to move linearly in the guide rail 6 is further arranged on the workbench 21, extension board support devices 24 are movably arranged on two opposite sides of the movable table-board 23, waste material poking devices 7 are symmetrically arranged on two sides of the cut-board saw 22, and a conveyor belt cleaning device 8 is arranged below the conveyor belt 3; the waste material removing device 7 comprises a shifting plate base 71, the shifting plate base 71 is fixedly arranged on a rack of the plate cutting saw 22, the shifting plate base 71 and the moving table board 23 are on the same plane, a rack 72 is arranged on the shifting plate base 71 in a sliding mode, one end of the rack 72 is fixedly provided with a scraper plate base 73, an adjusting external threaded rod 74 is connected onto the scraper plate base 73 in a threaded mode, an arc-shaped shifting plate 75 with a torsion spring is movably sleeved outside the adjusting external threaded rod 74, a driving motor 76 is further arranged on the shifting plate base 71, a driving gear 77 is arranged on an output shaft of the driving motor 76, and the driving gear 77 is meshed with the other end of the rack 72; one end of the arc-shaped shifting plate 75 with the torsion spring is movably sleeved outside the adjusting external thread rod 74, locking nuts 741 are movably arranged on the adjusting external thread rods 74 on the upper side and the lower side of the arc-shaped shifting plate 75 with the torsion spring, clamping plates 78 are fixedly arranged on the shifting plate base 71, the clamping plates 78 and the rack 72 are arranged in parallel at intervals, and when the arc-shaped shifting plate 75 with the torsion spring is positioned on the shifting plate base 71, the other end of the arc-shaped shifting plate 75 with the torsion spring is abutted against the clamping plates 78; the dust suction device 4 comprises a fan 41, a main dust suction pipe 42 and an auxiliary dust suction pipe 43 are connected to a dust suction port of the fan 41, the dust suction port of the main dust suction pipe 42 faces the conveyor belt cleaning device 8, the dust suction port of the auxiliary dust suction pipe 43 is positioned on the shifting plate base 71, and the dust suction port of the auxiliary dust suction pipe 43 faces the movable table board 23; the conveyor belt cleaning device 8 comprises a drawing bottom plate 81, the drawing bottom plate 81 is movably arranged on the rack 1 below the conveyor belt 3, a plurality of blanking through grooves 82 and a plurality of scraper block groups 83 are alternately arranged on the top surface of the drawing bottom plate 81 at intervals, each scraper block group 83 comprises a plurality of scraper blocks 831 distributed at intervals along the length direction of the blanking through grooves 82, each scraper block 831 comprises a scraper block base 8311 movably inserted on the top surface of the drawing bottom plate 81, a limiting rod 8312 is vertically arranged at the central position of the top surface of the scraper block base 8311, arc-shaped elastic plates 8313 are respectively arranged at two ends of the top surface of the scraper block base 8311, one end of each arc-shaped elastic plate 8313 is fixedly arranged on the top surface of the scraper block base 8311, the other end of each arc-shaped elastic plate 8313 is positioned above the limiting rod 8312, scraping columns 8314 are also vertically arranged on the outer wall of the other end of each arc-shaped elastic plate 8313, a wavy scraping head 8315 is arranged on each scraping column 8314, the wavy scraping head 8315 is in contact with the conveyor belt 3, two scraping columns 8314 are connected through an elastic connection 8316, and a return spring 84 is arranged between the inner wall of the other end of each arc-shaped elastic plate 8313 and the top surface of the drawing bottom plate 81; the dust suction port of the main dust suction pipe 42 faces the blanking through groove 82; the crushing, compressing and collecting device 5 comprises a pair of crushing rollers 51 arranged below the conveyor belt 3, a sliding groove 52 penetrating through two opposite side walls of the frame 1 is arranged at the bottom in the frame 1, the fan 41 is positioned above the sliding groove 52, a plurality of waste boxes 53 are sequentially arranged in the sliding groove 52 in a parallel sliding manner, a compression cylinder 54 is arranged on one side of the crushing rollers 51 far away from the conveyor belt 3, a compression plate is fixedly arranged on a piston rod of the compression cylinder 54, and the compression plate corresponds to the waste boxes 53 in position;

during operation, a fiberboard to be trimmed is placed on the movable table 23, the movable table 23 pushes the movable table 23 to move in the guide rail 6 under the action of the pushing cylinder, trimming can be performed through the board cutting saw 22, trimmed materials after trimming can fall onto the conveyor belt 3 from two sides of the movable table 23, the conveyor belt 3 is conveyed to fall into a pair of crushing rollers 51 below the conveyor belt 3 to perform automatic crushing operation, the crushed trimmed materials can fall into the waste bin 53 at a corresponding position in the chute 52 to be collected, when the waste bin 53 containing the trimmed materials flows to a position corresponding to the position of the compression plate, the compression cylinder 54 can push the compression plate to compress the trimmed materials in the waste bin 53, (a conveying device for conveying the waste bin 53, such as a conveyor belt device, can be arranged in the chute 52, when the waste bin 53 below the crushing roller 51 is fully collected, adjacent waste bins 53 can be sequentially circulated, so that the trimmed materials can be continuously collected, and the waste bin 53 filled with the trimmed materials can be taken out from one side of the chute 52; in order to prevent the trimming from staying on the moving table 23, the waste material removing device 7 can be adjusted before trimming the edges of the fiber boards, the driving motor 76 can be started to rotate through the driving gear 77 to drive the rack 72 to move so as to adjust the distance from the arc-shaped trimming plate 75 with the torsion spring to the moving table 23 (adjusted according to the width of the fiber board to be trimmed), the other end of the arc-shaped trimming plate 75 with the torsion spring is pushed to the outside of the trimming plate base 71 by the rack 72 and separated from the clamping plate 78, so that the arc-shaped trimming plate 75 with the torsion spring is popped up and rotates 90 degrees under the action of the torsion spring, the other end of the arc-shaped trimming plate 75 with the torsion spring can be positioned above the edge position of the fiber board to be trimmed (namely above the trimming edge), the moving table 23 pushes the moving table 23 to move in the guide rail 6 under the action of the pushing cylinder, the other end of the arc-shaped trimming plate 75 with the torsion spring can be abutted against the edge position of the edge of the fiber board to be trimmed (namely above the trimming edge), and the other end of the arc-shaped trimming plate 75 can be easily abutted against the trimming belt in the trimming process or the torsion spring to prevent the trimming belt 75 from splashing; the height of the arc-shaped shifting plate 75 with the torsion spring can be adjusted on the adjusting external thread rod 74 according to the thickness of the fiber plate with the edge to be cut, so that the fiber plates with different thicknesses and edges to be cut can pass through conveniently, and then the arc-shaped shifting plate 75 with the torsion spring is fixed by using the locking nut 741; when the waste material removing device 7 is not used, the arc-shaped shifting plate 75 with the torsion spring can be retracted to the shifting plate base 71, the other end of the arc-shaped shifting plate 75 with the torsion spring is enabled to rotate and then to be abutted against the clamping plate 78, and at the moment, when edge cutting operation is carried out, interference between a fiber plate to be cut and the waste material removing device 7 cannot be generated; the conveyer belt 3 is easy to adhere dust or granular edge cutting materials in the operation process, and the wavy scraping head 8315 can scrape and clean the conveyer belt 3 adhered with the dust or the granular edge cutting materials, so that the scraped dust or granular edge cutting materials are collected by the dust collection opening of the main dust collection pipe 42 through the blanking through groove 82 on the drawing bottom plate 81; the return spring 84 can adjust the position of the other end of the arc elastic plate 8313, so that the wavy scraping head 8315 can always keep a state of contacting with the conveyor belt 3, and after the operation is finished, the pulling bottom plate 81 can be pulled out from the rack 1 to clean the scraper block group 83 (a movable door corresponding to the position of the conveyor belt cleaning device 8 can be opened on the outer wall of the rack 1).

Example two:

on the basis of the first embodiment, the extending plate supporting device 24 includes a first extending plate 242 and a second extending plate 243 which are hinged through a first rotating shaft 241 with a torsion spring, one end of the second extending plate 243 far away from the first extending plate 242 is rotatably connected with the side wall of the moving table 23 through a second rotating shaft 244 with a torsion spring, an adjusting rod 245 is hinged on the bottom surface of the moving table 23, a first rod groove 2421 and a second rod groove 2431 which are communicated with each other are respectively arranged on the bottom surfaces of the first extending plate 242 and the second extending plate 243, and one end of the adjusting rod 245 far away from the moving table 23 is movably clamped in the first rod groove 2421 and the second rod groove 2431; when the width of the fiberboard to be trimmed exceeds the width of the moving table 23, the second extension plate 243 may be used alone or the first extension plate 242 and the second extension plate 243 may be used simultaneously according to the width of the fiberboard to be trimmed: that is, when the second extending plate 243 is used alone, the adjusting rod 245 is rotated, so that one end of the adjusting rod 245, which is far away from the moving table-board 23, is located in the second rod groove 2431 on the bottom surface of the second extending plate 243, at this time, the first extending plate 242 is turned over under the action of the first rotating shaft 241 with the torsion spring to be attached to the bottom surface of the second extending plate 243, and both ends of the fiber board to be trimmed can be located on the second extending plate 243, which is beneficial to keeping the fiber board to be trimmed stable during feeding; when the first extension plate 242 and the second extension plate 243 are used simultaneously, the adjusting rod 245 is rotated, so that one end of the adjusting rod 245, which is far away from the moving table 23, is simultaneously positioned in the first rod groove 2421 and the second rod groove 2431 on the bottom surfaces of the first extension plate 242 and the second extension plate 243, at this time, the adjusting rod 245 can simultaneously support the first extension plate 242 and the second extension plate 243, and both ends of the fiberboard to be trimmed can be supported by the first extension plate 242 and the second extension plate 243, which is beneficial to keeping the fiberboard to be trimmed to be smooth during feeding.

Example three:

on the basis of the first embodiment, an edge material cutting limiting rod can be further arranged on the inner wall of the rack 1, and the position of the edge material cutting limiting rod is flush with the position of the top opening of the waste material box 53, so that when the waste material box 53 is pulled out, redundant edge materials at the position of the top opening of the waste material box 53 can be scraped through the edge material cutting limiting rod, and the situation that the edge materials are taken out of the rack 1 along with the pulling-out of the waste material box 53 is avoided.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An automatic recovery and regeneration device for fiber board cut-edge materials is characterized by comprising a rack (1), wherein an edge cutting device (2), a conveyor belt (3) and a dust suction device (4) are sequentially arranged on the rack (1) from top to bottom, a crushing, compressing and collecting device (5) is arranged on one side of the dust suction device (4), the edge cutting device (2) comprises a workbench (21) arranged at the top of the rack (1), a guide rail (6) is arranged on the workbench (21), a cut-board saw (22) is arranged at one end of the workbench (21), a movable table board (23) is movably arranged at the other end of the workbench (21), a pushing cylinder capable of pushing the movable table board (23) to linearly move in the guide rail (6) is further arranged on the workbench (21), extending board support devices (24) are movably arranged on two sides of the movable table board support devices (23), waste material removing devices (7) are symmetrically arranged on two sides of the cut-board saw (22), a conveyor belt cleaning device (8) is arranged below the conveyor belt (3), each extending board support device (24) comprises a first rotating shaft (241) hinged with a torsion spring, and a second extending board (242) connected with a second extending board (242) through a second torsion spring, an adjusting rod (245) is hinged on the bottom surface of the movable table top (23), a first rod groove (2421) and a second rod groove (2431) which are communicated with each other are respectively arranged on the bottom surfaces of the first extending plate (242) and the second extending plate (243), one end of the adjusting rod (245) far away from the movable table top (23) is movably clamped in the first rod groove (2421) and the second rod groove (2431), the waste material removing device (7) comprises a shifting plate base (71), the shifting plate base (71) is fixedly arranged on a rack of the plate cutting saw (22), the shifting plate base (71) and the movable table top (23) are on the same plane, a rack (72) is arranged on the shifting plate base (71) in a sliding manner, a scraper seat (73) is fixedly arranged at one end of the rack (72), an adjusting external thread rod (74) is connected onto the scraper seat (73) in a threaded manner, an arc-shaped shifting plate (75) with a torsion spring is movably sleeved outside the adjusting external thread rod (74), a driving motor (76) is further arranged on the shifting plate base (71), a driving gear (77) is arranged on an output shaft of the driving motor (76), the driving gear (77) is meshed with the other end of the rack (72), one end of the arc-shaped shifting plate (75) with the torsion spring is movably sleeved outside the adjusting external thread rod (74), and locking nuts (741) are further movably arranged on the adjusting external thread rods (74) at the upper side and the lower side of the arc-shaped shifting plate (75) with the torsion spring, the shifting plate base (71) is further fixedly provided with a clamping plate (78), the clamping plate (78) and the rack (72) are arranged at intervals in parallel, and when the arc-shaped shifting plate (75) with the torsion spring is located on the shifting plate base (71), the other end of the arc-shaped shifting plate (75) with the torsion spring is abutted to the clamping plate (78).

2. The automatic recovery and regeneration device for the fiber board cutting edge material as claimed in claim 1, wherein the dust suction device (4) comprises a fan (41), a main dust suction pipe (42) and an auxiliary dust suction pipe (43) are connected to a dust suction port of the fan (41), the dust suction port of the main dust suction pipe (42) faces the conveyor belt cleaning device (8), the dust suction port of the auxiliary dust suction pipe (43) is located on the shifting board base (71), and the dust suction port of the auxiliary dust suction pipe (43) faces the movable table top (23).

3. The automatic recovery and regeneration device for the fiber board trimming material according to claim 1, wherein the conveyor belt cleaning device (8) comprises a drawing bottom plate (81), the drawing bottom plate (81) is movably arranged on the frame (1) below the conveyor belt (3), a plurality of blanking through grooves (82) and a plurality of scraper block groups (83) are alternately arranged on the top surface of the drawing bottom plate (81) at intervals, the scraper block groups (83) comprise a plurality of scraper blocks (831) which are distributed at intervals along the length direction of the blanking through grooves (82), the scraper blocks (831) comprise scraper block bases (8311) which are movably inserted on the top surface of the drawing bottom plate (81), and a limiting rod (8312) is vertically arranged at the center position of the top surface of the scraper block bases (8311), both ends of the top surface of the scraper block base (8311) are provided with arc-shaped elastic plates (8313), one end of each arc-shaped elastic plate (8313) is fixedly arranged on the top surface of the scraper block base (8311), the other end of each arc-shaped elastic plate (8313) is positioned above the limiting rod (8312), the outer wall of the other end of each arc-shaped elastic plate (8313) is vertically provided with a scraping column (8314), the scraping column (8314) is provided with a wavy scraping head (8315), the wavy scraping head (8315) is in contact with the conveyor belt (3), the two scraping columns (8314) are connected through an elastic connecting plate (8316), and a return spring (a) (8313) is arranged between the inner wall of the other end of each arc-shaped elastic plate (8313) and the top surface of the drawing bottom plate (81) 84).

4. An automatic recycling device for fiber board cutting edge material according to claim 3, characterized in that the dust suction opening of the main dust suction pipe (42) faces the blanking through groove (82).

5. The automatic recovery and regeneration device for the cut-off edge of the fiberboard of claim 1, wherein the crushing, compressing and collecting device (5) comprises a pair of crushing rollers (51) arranged below the conveyor belt (3), a chute (52) penetrating through two opposite side walls of the frame (1) is arranged at the bottom inside the frame (1), the fan (41) is positioned above the chute (52), a plurality of waste bins (53) are sequentially arranged inside the chute (52) in a parallel sliding manner, a compression cylinder (54) is arranged at one side of the crushing rollers (51) far away from the conveyor belt (3), a compression plate is fixedly arranged on a piston rod of the compression cylinder (54), and the compression plate corresponds to the waste bins (53).

6. An automatic recycling apparatus for fiber board trimmings as claimed in claim 5, wherein the top of the waste bin (53) is open, and the shape and size of the compression plate are adapted to the shape and size of the top opening of the waste bin (53).