CN113714547A

CN113714547A - Building board is with cuting equipment

Info

Publication number: CN113714547A
Application number: CN202111132942.1A
Authority: CN
Inventors: 朱六五
Original assignee: Individual
Current assignee: Fengtai Power Supply Co of State Grid Anhui Electric Power Co Ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2021-11-30
Anticipated expiration: 2041-09-27
Also published as: CN113714547B

Abstract

The invention discloses a cutting device for building boards, and belongs to the technical field of board processing. A cutting-off device for building boards comprises a front support and a rear support, wherein a material carrying frame is fixedly connected to the rear support, and boards with corresponding sizes are neatly stacked in the material carrying frame; a transmission frame is arranged below the material loading frame and fixedly connected to the center of the rear support, a blanking table is fixedly connected to the center of the front side of the transmission frame, a material conveying mechanism is fixedly connected to the front side of the upper end of the transmission frame, and an installation frame is fixedly connected to the upper side of the material conveying mechanism; a cutting-off component is arranged at the front end of the material conveying mechanism, the cutting-off component is fixedly connected to the front bracket, and a continuous feeding component is arranged between the transmission frames; the invention solves the problem that the plate conveying and feeding process and the cutting process in the prior art are discontinuous.

Description

Building board is with cuting equipment

Technical Field

The invention relates to the technical field of plate processing, in particular to a cutting device for building plates.

Background

The plate is a flat rectangular building material plate with standard size, is applied to the building industry, is used for manufacturing components of walls, ceilings or floors, and is also a metal plate formed by forging, rolling or casting.

However, the plate cutting process in the prior art mainly depends on manual control of feeding and cutting, and the plate conveying process and the cutting process are not continuous, so that the plate cutting efficiency is low; accordingly, the present invention provides a cutting apparatus for building boards to solve the above problems.

Disclosure of Invention

The invention aims to solve the following problems in the prior art:

(1) the plate conveying and feeding process and the cutting process in the prior art are not continuous.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cutting-off device for building boards comprises a front support and a rear support, wherein a material carrying frame is fixedly connected to the rear support, and boards with corresponding sizes are neatly stacked in the material carrying frame; a transmission frame is arranged below the material loading frame and fixedly connected to the center of the rear support, a blanking table is fixedly connected to the center of the front side of the transmission frame, a material conveying mechanism is fixedly connected to the front side of the upper end of the transmission frame, and an installation frame is fixedly connected to the upper side of the material conveying mechanism; the front end of the material conveying mechanism is provided with a cutting assembly, the cutting assembly is fixedly connected to the front support, and a continuous feeding assembly is arranged between the transmission frames.

Preferably, defeated material mechanism includes the transmission frame, transmission frame fixed connection is at transmission frame front end upside, be provided with driving block A and driving block B in the transmission frame, driving block B fixed connection is in the inside bottom surface of transmission frame, driving block B sliding connection is in driving block A top.

Preferably, an adjusting rod is movably connected between the transmission block A and the transmission block B, the adjusting rod is a telescopic rod, and the upper side of the transmission block A is movably connected to the top surface inside the transmission frame through an adjusting spring; two swing joint has driving roller A between the driving block A, and swing joint has driving roller B between two driving block B that locate, panel is exported from between driving roller A and the driving roller B.

Preferably, the axis of one end of the driving roller B is fixedly connected with a rotating wheel, one side of the rotating wheel is connected with a driving wheel disc through a driving belt in a driving mode, the axis of the driving wheel disc movably penetrates through the driving frame and is fixedly connected with an output shaft of a driving motor, and the driving motor is fixedly connected with the inner side of the driving frame.

Preferably, the cutoff component comprises two clamping plates, the clamping plates are L-shaped plates, and the two clamping plates are matched with two corners of the same side of the plate; the clamping plate is fixedly connected to one side of the lower end of the connecting rod, the rear side of the lower end of the connecting rod is rotatably connected with a sliding block, the sliding block is connected in a sliding groove of the track plate in a sliding mode, and the track plate is fixedly connected to the upper end of the front support.

Preferably, the upper end of the connecting rod is movably connected with a nut assembly, the connecting rod is movably connected to a gear plate through the nut assembly, a gear hole is formed in the gear plate, and the upper end of the connecting rod is movably connected with the gear hole through the nut assembly; the gear board outside swing joint has the slip cover piece, slip cover piece rear side passes through the torsional spring and rotates to be connected in the backup pad upper end, backup pad lower extreme fixed connection is at horizontal board upside central authorities, horizontal board one side fixed connection is central in the fore-stock outside.

Preferably, the upper end of the transmission frame is fixedly connected with an installation frame, the lower end of the front side of the installation frame is fixedly connected with a pressing cylinder, and the output end of the pressing cylinder is fixedly connected with a cutting rod; cut off pole downside both ends fixedly connected with and cut off the hammer, cut hammer downside and locating piece upside contact, the locating piece slides through the damping ring and cup joints in the reference column upper end, rotate through the torsional spring between locating piece and the damping ring and be connected, reference column lower extreme fixed connection is in transverse plate upside one end, cut off the pole below and be provided with the cutting piece, the cutting piece activity sets up between two track board medial extremity.

Preferably, the cutting part comprises a linkage plate, the center of the linkage plate is fixedly connected with a linkage rod, the lower end of the linkage rod movably penetrates through a fixed plate, and two ends of the fixed plate are fixedly connected between the track plates; the utility model discloses a cutting device, including fixed plate, linkage rod, locating piece, spring post, linkage plate, cutting blade, mounting groove, linkage rod, locating piece downside and linkage plate, fixed plate below swing joint has the cutting blade, the linkage rod lower extreme runs through the mounting groove of fixed plate central authorities and cuts off blade upside fixed connection, pass through spring post swing joint between fixed plate and the linkage plate, the locating piece downside contacts with linkage plate upside.

Preferably, the continuous feeding assembly comprises a special-shaped wheel, the special-shaped wheel is fixedly connected to the center of the axis of the transmission wheel disc, one side of the special-shaped wheel is movably contacted with an offset wheel, and the offset wheel is fixedly connected to the middle lower part of the oscillating rod; the lower end of the swing rod is rotatably connected to the rotating shaft, two ends of the rotating shaft are fixedly connected between the two transmission frames, and the upper end of the swing rod is rotatably connected with the material conveying plate; the outer end of the upper side of the material conveying plate is fixedly connected with an extrusion block, the upper side of the material conveying plate is in contact with the bottom surface of a plate, one side of the upper end of the oscillating rod is movably connected to one side of the connecting plate through a return spring, and the lower end of the connecting plate is fixedly connected to the upper side of the center of the transmission frame.

Compared with the prior art, the invention provides the cutting equipment for the building board, which has the following beneficial effects:

(1) the invention is through setting up the feeding mechanism and cutting the assembly, before using this apparatus, correspond to unloading apparatus delivery outlet of the board with carrying the port on the shelf first, make the board corresponding to size put up in order in carrying the shelf, then move forward the board of the bottom layer one by one through the continuous feed mechanism and make it stretch out smoothly from between driving roller A and driving roller B, start the driving motor at the same time and can drive the driving wheel disc to rotate and drive the driving roller B to rotate by the rotating wheel, it should be noted that the driving roller A does not have driving structure, produce the upward extrusion force to the underside of driving roller A first in the course of board transmission, thus make the driving roller A drive the driving block A to move upward, produce the interval matching with thickness of board under the effects of regulating lever and regulating spring with the driving roller B, thus make the board pass, and make the driving roller A rotate smoothly through producing the friction force with surface of driving roller A when the board advances, thereby completing the forward conveying of the plate; when the plate is transmitted to a certain position, the plate is cut by the cutting assembly, so that the plate transportation and plate cutting processes are continuous, and the cutting efficiency is improved.

(2) According to the invention, by arranging the cutting-off component, when the tail end of the plate advances to be clamped with the corners of the clamping plates at two sides, cutting-off can be realized; it should be noted that, when the plate does not reach the cut-off position, the cut-off assembly is in the state shown in fig. 7, the clamping plate, the connecting rod and the gear plate are all in the state of inclining upwards, and the positioning block is in the open state under the action of the torsion spring and is not in contact with the upper side of the cutting element, when the tail end of the plate is gradually attached to the clamping plate, the clamping plate and the connecting rod are driven to rotate anticlockwise and the gear plate is driven to rotate anticlockwise synchronously, in the process, the inner side end of the gear plate generates extrusion force on one side of the positioning block, so that the positioning block rotates until the positioning block is in the horizontal state and is in full contact with the upper side of the linkage plate in the cutting element, that is, as shown in fig. 6, the cut-off assembly is in the critical state; at the moment, a controller of the device starts a pressing cylinder to drive an output end of the pressing cylinder to extend, a cutting rod is driven to move downwards, a positioning block is extruded by a cutting hammer, the positioning block drives a linkage plate to move downwards, and the linkage plate drives the linkage rod and a cutting blade to press a cut plate downwards; after the cutting is finished, the output end of the pressing cylinder rises, the cutting blade moves upwards under the action of the spring column, the plate is conveyed forwards continuously, the cut part of the plate pushes the clamping plate forwards and rotates reversely until the cut plate can fall down smoothly along the blanking table after a certain angle, the clamping plate and the connecting rod rotate clockwise under the action of restoring force of the torsion spring to the original state in the figure 7, and the positioning block returns to the original position under the action of the damping ring and the torsion spring without interference of external force.

(3) According to the invention, by arranging the continuous feeding assembly, after the driving motor is started, the driving wheel disc can be driven to rotate, the wheel shaft of the driving wheel disc drives the special-shaped wheel to rotate, the special-shaped wheel can intermittently extrude the offset wheel when rotating, so that the swinging rod is driven to rotate, the swinging rod can drive the material conveying plate at the upper end of the swinging rod to move when rotating, and each plate at the bottom layer can be conveyed one by one in the reciprocating movement process of the material conveying plate, so that the material conveying process and the cutting process are continuous; when the process is repeated, the penultimate board can fall on the isolation stratum of the material conveying board right when the last board is completely moved out of the material carrying rack, and the continuity of the next material conveying process is realized.

Drawings

Fig. 1 is a schematic structural view of a cutting apparatus for building boards according to the present invention;

FIG. 2 is a schematic view of a 180-degree turn-around cutting apparatus for building panels according to the present invention;

FIG. 3 is a schematic view of a part of the structure of a cutting apparatus for building boards according to the present invention;

FIG. 4 is a schematic view of a part of the structure of a cutting apparatus for building boards according to the present invention;

FIG. 5 is a schematic view of a part of the structure of a cutting apparatus for building boards according to the present invention;

FIG. 6 is a schematic structural view of a cutting assembly of the cutting apparatus for building boards according to the present invention;

fig. 7 is a schematic structural view of a cutting assembly in the cutting apparatus for building boards according to the present invention;

fig. 8 is a schematic structural view of a cutting member of the cutoff apparatus for building boards according to the present invention;

fig. 9 is a schematic structural view of a continuous feeding assembly in a cutting apparatus for building boards according to the present invention.

Description of the figure numbers:

1. a rear bracket; 101. a material loading frame; 102. a transmission frame; 103. a drive sheave; 104. a rotating wheel; 105. a transmission belt; 2. a plate material; 3. a front bracket; 301. a transverse plate; 302. a blanking table; 4. a material conveying mechanism; 401. a transmission frame; 402. a driving roller A; 403. a transmission block A; 404. adjusting the spring; 405. a transmission block B; 406. adjusting a rod; 407. a driving roller B; 5. a chopping assembly; 501. a clamping plate; 502. a track plate; 503. a positioning column; 504. positioning blocks; 505. a gear plate; 506. a stop hole; 507. a sliding groove; 508. a support bar; 509. a sliding sleeve block; 510. a connecting rod; 511. a slider; 512. cutting the piece; 5121. a linkage plate; 5122. a linkage rod; 5123. a fixing plate; 5124. cutting off the blade; 5125. mounting grooves; 5126. a spring post; 6. installing a frame; 601. pressing down the air cylinder; 602. cutting off the rod; 7. a continuous feed assembly; 701. a special-shaped wheel; 702. a swing lever; 703. a deflection wheel; 704. a material conveying plate; 705. extruding the block; 706. a return spring; 707. a connecting plate.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-5, a cutting device for building boards comprises a front support 3 and a rear support 1, wherein a material loading frame 101 is fixedly connected to the rear support 1, and boards 2 with corresponding sizes are orderly stacked in the material loading frame 101; a transmission frame 102 is arranged below the material loading frame 101, the transmission frame 102 is fixedly connected to the center of the rear support 1, a blanking table 302 is fixedly connected to the center of the front side of the transmission frame 102, a material conveying mechanism 4 is fixedly connected to the front side of the upper end of the transmission frame 102, and an installation frame 6 is fixedly connected to the upper side of the material conveying mechanism 4; a cutting-off component 5 is arranged at the front end of the material conveying mechanism 4, the cutting-off component 5 is fixedly connected on the front bracket 3, and a continuous feeding component 7 is arranged between the transmission frames 102;

the material conveying mechanism 4 comprises a transmission frame 401, the transmission frame 401 is fixedly connected to the upper side of the front end of the transmission frame 102, a transmission block A403 and a transmission block B405 are arranged in the transmission frame 401, the transmission block B405 is fixedly connected to the bottom surface inside the transmission frame 401, and the transmission block B405 is connected above the transmission block A403 in a sliding mode;

an adjusting rod 406 is movably connected between the transmission block A403 and the transmission block B405, the adjusting rod 406 is a telescopic rod, and the upper side of the transmission block A403 is movably connected to the top surface inside the transmission frame 401 through an adjusting spring 404; a driving roller A402 is movably connected between the two driving blocks A403, a driving roller B407 is movably connected between the two driving blocks B405, and the sheet material 2 is output from between the driving roller A402 and the driving roller B407;

the axle center of one end of the driving roller B407 is fixedly connected with a rotating wheel 104, one side of the rotating wheel 104 is in transmission connection with a driving wheel disc 103 through a transmission belt 405, the axle center of the driving wheel disc 103 movably penetrates through the driving frame 102 and is fixedly connected with an output shaft of a driving motor, and the driving motor is fixedly connected with the inner side of the driving frame 102;

the invention sets a material conveying mechanism 4 and a cutting component 5, before using the device, the output port of the blanking device of the plate 2 corresponds to the upper port of the material loading frame 101, so that the plate 2 with the corresponding size is orderly stacked in the material loading frame 101, then the plate 2 at the bottommost layer is moved forward one by the continuous feeding mechanism 7 to be smoothly extended out from the space between the driving roller A402 and the driving roller B407, meanwhile, the driving motor is started to drive the driving wheel disc 103 to rotate and further drive the driving roller B407 to rotate by the rotating wheel 104, it needs to be explained that the driving roller A402 has no driving structure, during the transmission process of the plate 2, an upward extrusion force is firstly generated to the lower side of the driving roller A402, so that the driving roller A402 drives the driving block A405 to move upward, and a distance matched with the thickness of the plate 2 is generated between the driving roller B407 under the action of the adjusting rod 406 and the adjusting spring 404, so that the plate 2 passes through, when the plate 2 moves forward, friction force is generated between the plate 2 and the surface of the driving roller A402, so that the driving roller A402 can rotate smoothly, and forward transmission of the plate 2 is completed; when the plate 2 is transmitted to a certain position, the plate is cut by the cutting assembly 5, so that the processes of conveying the plate 2 and cutting the plate 2 are continuous, and the cutting efficiency is improved.

Example 2:

referring to fig. 6-8, the following differences are shown in the following embodiments:

the cutting-off assembly 5 comprises two clamping plates 501, the clamping plates 501 are L-shaped plates, and the two clamping plates 501 are matched with the two corners of the same side of the plate 2; the clamping plate 501 is fixedly connected to one side of the lower end of the connecting rod 510, the rear side of the lower end of the connecting rod 510 is rotatably connected with a sliding block 511, the sliding block 511 is connected in a sliding groove 507 of the track plate 502 in a sliding manner, and the track plate 502 is fixedly connected to the upper end of the front bracket 301;

the upper end of the connecting rod 510 is movably connected with a nut component, the connecting rod 510 is movably connected to the gear plate 505 through the nut component, the gear plate 505 is provided with a gear hole 506, and the upper end of the connecting rod 510 is movably connected with the gear hole 506 through the nut component; the outer side of the gear plate 505 is movably connected with a sliding sleeve block 509, the rear side of the sliding sleeve block 509 is rotatably connected with the upper end of the supporting plate 508 through a torsion spring, the lower end of the supporting plate 508 is fixedly connected with the center of the upper side of the transverse plate 301, and one side of the transverse plate 301 is fixedly connected with the center of the outer side of the front bracket 3;

the upper end of the transmission frame 401 is fixedly connected with an installation frame 6, the lower end of the front side of the installation frame 6 is fixedly connected with a lower pressing cylinder 601, and the output end of the lower pressing cylinder 601 is fixedly connected with a cutting rod 602; the two ends of the lower side of the cutting rod 602 are fixedly connected with cutting hammers, the lower sides of the cutting hammers are in contact with the upper side of the positioning block 504, the positioning block 504 is slidably sleeved at the upper end of the positioning column 503 through a damping ring, the positioning block 504 and the damping ring are rotatably connected through a torsion spring, the lower end of the positioning column 503 is fixedly connected to one end of the upper side of the transverse plate 301, a cutting piece 512 is arranged below the cutting rod 602, and the cutting piece 512 is movably arranged between the inner side ends of the two track plates 502;

the cutting element 512 comprises a linkage plate 5121, the center of the linkage plate 5121 is fixedly connected with a linkage rod 5122, the lower end of the linkage rod 5122 movably penetrates through the fixing plate 5123, and two ends of the fixing plate 5123 are fixedly connected between the track plates 502; a cutting blade 5124 is movably connected below the fixing plate 5123, the lower end of the linkage rod 5122 penetrates through a mounting groove 5125 in the center of the fixing plate 5123 and is fixedly connected with the upper side of the cutting blade 5124, the fixing plate 5123 is movably connected with the linkage plate 5121 through a spring column 5126, and the lower side of the positioning block 504 is contacted with the upper side of the linkage plate 5121;

according to the invention, by arranging the cutting-off component 5, when the tail end of the plate 2 advances to be clamped with the corners of the clamping plates 501 at two sides, cutting-off can be realized; it should be noted that, when the plate 2 does not reach the cut-off position, the cut-off assembly 5 is in the state shown in fig. 7, the engaging plate 501, the connecting rod 510 and the positioning plate 505 are all in the upward inclined state, and the positioning block 504 is in the open state under the action of the torsion spring and is not in contact with the upper side of the cutting element 512, when the end of the plate 2 is gradually attached to the engaging plate 501, the engaging plate 501 and the connecting rod 510 are driven to rotate counterclockwise, and the positioning plate 505 is driven to rotate counterclockwise synchronously, in this process, the inner side of the positioning plate 505 generates a pressing force on one side of the positioning block 504, so that the positioning block 504 rotates until the positioning block 504 is in the horizontal state and is in full contact with the upper side of the linkage plate 5121 in the cutting element 512, that is the cut-off assembly 5 in the critical state shown in fig. 6; at the moment, the controller of the device starts the pressing cylinder 601 to drive the output end of the pressing cylinder to extend, the cutting rod 602 is driven to move downwards, the cutting hammer extrudes the positioning block 504, the positioning block 504 drives the linkage plate 5121 to move downwards, and the linkage plate 5121 drives the linkage rod 5122 and the cutting blade 5124 to press down the cut plate 2; after the cutting is completed, the output end of the pressing cylinder 601 rises, the cutting blade 5124 moves upwards under the action of the spring column 5126, the plate 2 is continuously conveyed forwards, so that the cut part of the plate 2 pushes the clamping plate 501 forwards and rotates reversely until the cut plate 2 can smoothly fall down along the blanking table 302 after a certain angle, the clamping plate 501 and the connecting rod 510 rotate clockwise under the action of the restoring force of the torsion spring to the original state in fig. 7, and the positioning block returns to the original position under the action of the damping ring and the torsion spring without the interference of external force.

Example 3:

referring to fig. 9, the difference between embodiments 1 and 2 is that:

the continuous feeding assembly 7 comprises a special-shaped wheel 701, the special-shaped wheel 701 is fixedly connected to the center of the axis of the transmission wheel disc 103, one side of the special-shaped wheel 701 is movably contacted with an offset wheel 703, and the offset wheel 703 is fixedly connected to the middle lower part of the swinging rod 702; the lower end of the swing rod 702 is rotatably connected to the rotating shaft, two ends of the rotating shaft are fixedly connected between the two transmission frames 102, and the upper end of the swing rod 702 is rotatably connected with a material conveying plate 704; the outer end of the upper side of the material conveying plate 704 is fixedly connected with an extrusion block 705, the upper side of the material conveying plate 704 is contacted with the bottom surface of the plate 2, one side of the upper end of the swinging rod 702 is movably connected to one side of a connecting plate 707 through a return spring 706, and the lower end of the connecting plate 707 is fixedly connected to the upper side of the center of the transmission frame 102;

according to the invention, by arranging the continuous feeding assembly 7, after the driving motor is started, the driving wheel disc 103 can be driven to rotate, the wheel shaft of the driving wheel disc 103 drives the special-shaped wheel 701 to rotate, the special-shaped wheel 701 can intermittently extrude the offset wheel 703 when rotating, so that the swinging rod 702 is driven to rotate, the swinging rod 702 can drive the material conveying plate 704 at the upper end of the swinging rod 702 to move when rotating, and each plate 2 at the bottom layer can be conveyed one by one in the reciprocating movement process of the material conveying plate 704, so that the material conveying process and the truncation process are continuous; when the swinging rod 702 is extruded to swing outwards, the material conveying plate 704 moves outwards until the position of the height difference between the extrusion block 705 and the material conveying plate 704 is in contact with the outer side of the bottom layer plate 2, when the extrusion wheel 703 is not extruded by the special-shaped wheel 701, the swinging rod 702 can move inwards under the restoring force of the return spring 706 and drive the bottom layer plate 2 forwards under the driving of the extrusion block 705, and when the process is repeated, the penultimate plate 2 falls on the isolation layer of the material conveying plate 704 right when the last layer plate 2 is completely moved out of the material loading frame 101, so that the continuity of the next material conveying process is realized.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a building board is with cuting equipment, includes fore-stock (3) and after-poppet (1), its characterized in that: the rear support (1) is fixedly connected with a material loading frame (101), and plates (2) with corresponding sizes are orderly stacked in the material loading frame (101); a transmission frame (102) is arranged below the material loading frame (101), the transmission frame (102) is fixedly connected to the center of the rear support (1), the center of the front side of the transmission frame (102) is fixedly connected with a blanking table (302), the front side of the upper end of the transmission frame (102) is fixedly connected with a material conveying mechanism (4), and the upper side of the material conveying mechanism (4) is fixedly connected with a mounting frame (6); the front end of the material conveying mechanism (4) is provided with a cut-off component (5), the cut-off component (5) is fixedly connected to the front support (3), and a continuous feeding component (7) is arranged between the transmission frames (102).

2. The cutoff apparatus for building boards according to claim 1, wherein: defeated material mechanism (4) are including transmission frame (401), transmission frame (401) fixed connection is in transmission frame (102) front end upside, be provided with driving block A (403) and driving block B (405) in transmission frame (401), driving block B (405) fixed connection is in the inside bottom surface of transmission frame (401), driving block B (405) sliding connection is in driving block A (403) top.

3. The cutoff apparatus for building boards according to claim 2, wherein: an adjusting rod (406) is movably connected between the transmission block A (403) and the transmission block B (405), the adjusting rod (406) is a telescopic rod, and the upper side of the transmission block A (403) is movably connected to the top surface inside the transmission frame (401) through an adjusting spring (404); two swing joint has driving roller A (402) between driving block A (403), and swing joint has driving roller B (407) between two driving block B (405) that locate, panel (2) are exported from between driving roller A (402) and driving roller B (407).

4. A cutting apparatus for building boards according to claim 3 wherein: the transmission device is characterized in that an axis of one end of the transmission roller B (407) is fixedly connected with a rotating wheel (104), one side of the rotating wheel (104) is connected with a transmission wheel disc (103) through a transmission belt (405), the axis of the transmission wheel disc (103) movably penetrates through the transmission frame (102) and is fixedly connected with an output shaft of a driving motor, and the driving motor is fixedly connected with the inner side of the transmission frame (102).

5. The cutoff apparatus for building boards according to claim 4, wherein: the cutting-off assembly (5) comprises two clamping plates (501), the clamping plates (501) are L-shaped plates, and the two clamping plates (501) are matched with two corners of the same side of the plate (2); the clamping plate (501) is fixedly connected to one side of the lower end of the connecting rod (510), the rear side of the lower end of the connecting rod (510) is rotatably connected with a sliding block (511), the sliding block (511) is slidably connected into a sliding groove (507) of the track plate (502), and the track plate (502) is fixedly connected to the upper end of the front support (301).

6. The cutoff apparatus for building boards according to claim 5, wherein: the upper end of the connecting rod (510) is movably connected with a nut assembly, the connecting rod (510) is movably connected to a gear plate (505) through the nut assembly, a gear hole (506) is formed in the gear plate (505), and the upper end of the connecting rod (510) is movably connected with the gear hole (506) through the nut assembly; the gear plate (505) outside swing joint has slip cover piece (509), slip cover piece (509) rear side is passed through the torsional spring and is rotated and connect in backup pad (508) upper end, backup pad (508) lower extreme fixed connection is in horizontal board (301) upside center, horizontal board (301) one side fixed connection is in fore-stock (3) outside center.

7. The cutoff apparatus for building boards according to claim 6, wherein: the upper end of the transmission frame (401) is fixedly connected with a mounting frame (6), the lower end of the front side of the mounting frame (6) is fixedly connected with a pressing cylinder (601), and the output end of the pressing cylinder (601) is fixedly connected with a cutting rod (602); cut off pole (602) downside both ends fixedly connected with and cut off the hammer, cut off hammer downside and locating piece (504) upside contact, locating piece (504) slide through the damping ring and cup joint in reference column (503) upper end, be connected through torsional spring rotation between locating piece (504) and the damping ring, reference column (503) lower extreme fixed connection is in transverse plate (301) upside one end, cut off pole (602) below and be provided with cutting member (512), cutting member (512) activity sets up between two track board (502) medial extremity.

8. The cutoff apparatus for building boards according to claim 7, wherein: the cutting part (512) comprises a linkage plate (5121), a linkage rod (5122) is fixedly connected to the center of the linkage plate (5121), the lower end of the linkage rod (5122) movably penetrates through the fixing plate (5123), and two ends of the fixing plate (5123) are fixedly connected between the track plates (502); the utility model discloses a cutting device, including fixed plate (5123), link rod (5122), locating piece (504) downside and link plate (5121), fixed plate (5123) below swing joint has cutting off blade (5124), mounting groove (5125) and the upside fixed connection of cutting off blade (5124) that link rod (5122) lower extreme runs through fixed plate (5123) central authorities, through spring post (5126) swing joint between fixed plate (5123) and the link plate (5121), the contact of locating piece (504) downside and link plate (5121) upside.

9. The cutoff apparatus for building boards according to claim 8, wherein: the continuous feeding assembly (7) comprises a special-shaped wheel (701), the special-shaped wheel (701) is fixedly connected to the center of the axis of the transmission wheel disc (103), one side of the special-shaped wheel (701) is movably contacted with an offset wheel (703), and the offset wheel (703) is fixedly connected to the middle lower part of the swinging rod (702); the lower end of the swing rod (702) is rotatably connected to a rotating shaft, two ends of the rotating shaft are fixedly connected between the two transmission frames (102), and the upper end of the swing rod (702) is rotatably connected with a material conveying plate (704); the outer end of the upper side of the material conveying plate (704) is fixedly connected with an extrusion block (705), the upper side of the material conveying plate (704) is in contact with the bottom surface of the plate (2), one side of the upper end of the swinging rod (702) is movably connected to one side of a connecting plate (707) through a return spring (706), and the lower end of the connecting plate (707) is fixedly connected to the upper side of the center of the transmission frame (102).