CN215243534U

CN215243534U - Automatic board feeding device for multilayer board

Info

Publication number: CN215243534U
Application number: CN202120488455.8U
Authority: CN
Inventors: 赵雄飞
Original assignee: Foshan Shunde Distr Huashunpeng Machinery Co ltd
Current assignee: Foshan Shunde Distr Huashunpeng Machinery Co ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-12-21
Anticipated expiration: 2031-03-08

Abstract

The utility model relates to the technical field of multilayer board processing equipment, and discloses an automatic multilayer board feeding device, which comprises a board feeding suspension cage, a supporting board assembly and a horizontal driving mechanism; the horizontal driving mechanism is arranged in the plate feeding suspension cage, a plurality of groups of supporting plate components are arranged in the plate feeding suspension cage at intervals along the vertical direction and are connected with the horizontal driving mechanism, and each supporting plate component comprises a horizontal push rod, a supporting plate, a guide slope, a one-way pressing block and a pushing plate block; horizontal push rod's both ends all are connected with horizontal drive mechanism, and the bracing piece sets up in the play board end of advancing the board cage, and its both ends all are connected with advancing the board cage, the one end and the horizontal push rod fixed connection of layer board, and layer board slidable ground is established on the bracing piece, and the push pedal piece is installed in another terminal surface of layer board, all install on horizontal push rod and the bracing piece with layer board matched with direction slope, and one-way briquetting is installed in the bracing piece. The beneficial effects are that: the plate can be automatically fed into the hot press, and the production efficiency is improved.

Description

Automatic board feeding device for multilayer board

Technical Field

The utility model relates to a multiply wood processing equipment technical field, concretely relates to automatic board device that advances of multiply wood.

Background

In the traditional multilayer board production process, when the hot pressing process is carried out, a manual transfer mode is usually adopted, the blank boards are fed into a hot pressing machine one by one, the mode is high in labor intensity of workers and low in efficiency, manual operation is close to the hot pressing machine, and scalding or other safety accidents are easy to happen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the deficiencies of the prior art, providing a multiply wood automatic plate feeding device that is rational in infrastructure, and production efficiency is high to the automatic plate that advances of hot press.

The purpose of the utility model is realized through the following technical scheme: an automatic multi-layer board feeding device comprises a board feeding suspension cage, a supporting board assembly and a horizontal driving mechanism; the horizontal driving mechanism is arranged in the plate feeding suspension cage, a plurality of groups of supporting plate components are arranged in the plate feeding suspension cage at intervals along the vertical direction and are connected with the horizontal driving mechanism, and each supporting plate component comprises a horizontal push rod, a supporting plate, a guide slope, a one-way pressing block and a pushing plate block; the two ends of the horizontal push rod are connected with the horizontal driving mechanism, the support rod is arranged at the plate outlet end of the plate inlet suspension cage, the two ends of the support rod are connected with the plate inlet suspension cage, one end of the support plate is fixedly connected with the horizontal push rod, the support plate is slidably arranged on the support rod, the push plate block is arranged on the other end face of the support plate, guide slopes matched with the support plate are arranged on the horizontal push rod and the support rod, and the unidirectional pressing block is arranged on the support rod and matched with the support plate.

Further, still include the sucking disc and advance the trigger structure, the sucking disc advances trigger structure and advances trigger structure including advancing grillage, sucking disc frame, guide rail, sucking disc, arm-tie hook, first cylinder and second cylinder, advance the grillage liftable ground and set up the board end of advancing at the board cage, the guide rail is installed in advancing grillage along advancing board direction slidable, the sucking disc frame is connected with the guide rail, first cylinder is installed in advancing the grillage, and its output is connected with the sucking disc frame, the sucking disc interval is installed in the sucking disc frame, the both sides in the sucking disc frame are installed respectively to the second cylinder, the arm-tie hook is installed in the output of second cylinder.

Furthermore, the sucking disc plate feeding mechanism further comprises a third air cylinder, the third air cylinder is installed on the guide rail in the vertical direction, and the output end of the third air cylinder is connected with the sucking disc frame so as to drive the sucking disc frame to move in the vertical direction.

Further, the sucking disc plate feeding mechanism further comprises a plate feeding motor, a guide roller and a clamping plate roller; the guide roll and the clamping plate roller are both rotatably installed on the plate feeding frame, and the plate feeding motor is used for driving the guide roll and the clamping plate roller to rotate.

Further, the horizontal driving mechanism comprises a driving motor, a transmission assembly and a vertical push rod; the driving assembly is movably arranged on the plate feeding suspension cage along the plate feeding direction, the driving motor is arranged on the driving assembly, the two vertical push rods are respectively positioned on two sides of the plate feeding suspension cage and connected with the driving assembly, and two ends of the horizontal push rod are respectively connected with the two vertical push rods.

Further, the transmission assembly comprises a first transmission shaft, a second transmission shaft, a rack, a gear and a sliding frame; the rack is installed in the upper and lower both sides of advancing the board cage along advancing the board direction, the carriage is along the movably top that sets up at advancing the board cage of board direction, driving motor and first transmission shaft are all installed in the carriage, driving motor's output and first transmission shaft are connected, two vertical direction setting is all followed to the second transmission shaft, and is connected with the rack toothing who corresponds through the gear respectively, the both ends of first transmission shaft are passed through the gear and are connected with two second transmission shaft meshings, vertical push rod is connected with the carriage.

Further, the pallet assembly further comprises rollers; the rollers are respectively arranged on the other end surfaces of the horizontal push rod, the support rod and the supporting plate.

Further, the automatic multilayer board feeding device further comprises an outer suspension cage and a first oil cylinder; the plate feeding suspension cage is arranged in the outer suspension cage, and the first oil cylinders are arranged on the outer suspension cage and are respectively arranged on two sides of the plate feeding suspension cage so as to drive the plate feeding suspension cage to move along the vertical direction.

Further, still include the second hydro-cylinder, the second hydro-cylinder is installed in outer cage to be located into the both sides that the board cage entered the board end, the output of second hydro-cylinder with advance the grillage and be connected, move along vertical direction with the drive grillage of advancing.

Further, the material blocking mechanism is further included; the material blocking mechanism comprises a material blocking cylinder, a horizontal material blocking rod and a vertical material blocking rod; the horizontal material blocking rod is installed at the plate outlet end of the outer suspension cage, the installation height of the horizontal material blocking rod is matched with that of the plate inlet suspension cage, the two vertical material blocking rods are installed on the horizontal material blocking rod and the outer suspension cage in a sliding mode, the material blocking cylinders are installed on two sides of the bottom end of the outer suspension cage respectively, and the output ends of the material blocking cylinders are connected with the corresponding vertical material blocking rods.

Further, the device also comprises a sliding block component; the sliding block assembly comprises a sliding block plate and a pulley; the pulley is rotatably arranged on the pulley plate; the plate feeding suspension cage is fixedly connected with the sliding block plate, and the pulleys are matched with the outer suspension cage.

Compared with the prior art, the utility model have following advantage:

1. the utility model discloses an automatic board device that advances of this multiply wood can be to automatic board that advances in the hot press through setting up one-way briquetting in the layer board subassembly through setting up horizontal drive subassembly and layer board subassembly, can ensure that the layer board carries panel and gets into the hot press smoothly, can prevent again that panel from following the push pedal and returning back. The tail end of the supporting plate is provided with the pushing plate block, so that the hot-pressed plate can be pushed into the plate unloading suspension cage, the hot press can automatically unload the plate, the production efficiency is effectively improved, and personnel can be prevented from being scalded.

2. The utility model discloses in advance through setting up the sucking disc and advance board mechanism, can advance the board in automatically hoisting to advancing the board, further improve production efficiency.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of an inlet plate side of a multi-plate automatic plate inlet device according to the present invention;

fig. 2 shows a schematic structural diagram of the outlet side of the multi-layer board automatic feeding device according to the present invention;

fig. 3 shows a schematic structural view of the connection between the supporting plate and the horizontal push rod according to the present invention;

fig. 4 shows a schematic structural view of a support bar according to the present invention;

fig. 5 shows a schematic structural view of a suction cup plate feeding mechanism according to the present invention;

fig. 6 shows a schematic structural view of a transmission assembly according to the present invention;

FIG. 7 shows an enlarged schematic view at A in FIG. 2;

FIG. 8 shows a schematic view of the first ram of FIG. 1 being raised;

FIG. 9 shows a schematic view of the first ram of FIG. 2 being raised;

FIG. 10 shows a schematic view of the pallet assembly of FIG. 2 pushed out;

FIG. 11 shows an enlarged schematic view at B in FIG. 10;

in the figure, 1, a plate-entering suspension cage; 2. a pallet assembly; 201. a horizontal push rod; 202. a support bar; 203. a support plate; 204. a guide ramp; 205. unidirectional briquetting; 206. a push plate block; 207. a roller; 3. a horizontal driving mechanism; 301. a drive motor; 302. a vertical push rod; 303. a first drive shaft; 304. a second drive shaft; 305. a rack; 306. a gear; 307. a carriage; 308. a support bracket; 309. a wheel; 4. A sucker plate feeding mechanism; 401. a plate inlet frame; 402. a suction cup holder; 403. a guide rail; 404. a suction cup; 405. a plate pulling hook; 406. a first cylinder; 407. a second cylinder; 408. a third cylinder; 409. a plate feeding motor; 410. A guide roller; 411. a nip roll; 5. a stock stop mechanism; 501. a material blocking cylinder; 502. a horizontal material blocking rod; 503. a vertical material blocking rod; 6. a slider assembly; 601. a slider plate; 602. a pulley; 7. an outer suspension cage; 701. An I-shaped groove; 8. a first cylinder; 9. a second cylinder; 10. the oil cylinder is pushed.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The automatic multi-layer plate feeding device shown in fig. 1-4 comprises a plate feeding suspension cage 1, a supporting plate assembly 2 and a horizontal driving mechanism; the horizontal driving mechanism is arranged on the plate feeding suspension cage 1, a plurality of groups of supporting plate assemblies 2 are arranged in the plate feeding suspension cage 1 at intervals along the vertical direction and are connected with the horizontal driving mechanism, and each supporting plate assembly 2 comprises a horizontal push rod 201, a supporting rod 202, a supporting plate 203, a guide slope 204, a one-way pressing block 205 and a pushing plate block 206; the two ends of the horizontal push rod 201 are connected with the horizontal driving mechanism, the support rod 202 is arranged at the plate outlet end of the plate inlet suspension cage 1, the two ends of the support rod are connected with the plate inlet suspension cage 1, one end of the support plate 203 is fixedly connected with the horizontal push rod 201, the support plate 203 is slidably arranged on the support rod 202, the push plate block 206 is arranged on the other end surface of the support plate 203, guide slopes 204 matched with the support plate 203 are arranged on the horizontal push rod 201 and the support rod 202, and the unidirectional pressing block 205 is arranged on the support rod 202 and matched with the support plate 203. The horizontal push rod 201 can drive all the supporting plates 203 to synchronously move along the plate feeding direction under the action of the horizontal driving mechanism. The one-way pressing block 205 is installed on the supporting rod 202 and can only be opened along the plate feeding direction, when the supporting plate 203 is transferred to the hot press, the supporting plate 203 pushes the one-way pressing block 205 to be opened, the plates on the supporting plate 203 and the supporting plate synchronously enter the hot press, then the supporting plate returns, the one-way pressing block is not opened, the plates are blocked from returning along with the supporting plate, and therefore the plates are left in the hot press. All install direction slope 204 on horizontal push rod and the bracing piece, the panel of being convenient for can get into the layer board smoothly. The push plate block is arranged on the other end face of the supporting plate, after the plate is hot-pressed, the supporting plate enters the hot press again, and the push plate block is in contact with the plate, so that the plate in the hot press is synchronously pushed out to the next procedure. As shown in fig. 11, the pusher block 206 has a semi-arc surface, which can better fit the sheet material to push the sheet material into the discharge cage.

As shown in fig. 5, the plate feeding mechanism 4 further includes a suction cup plate feeding mechanism 4, the suction cup plate feeding mechanism 4 includes a plate feeding frame 401, a suction cup frame 402, a guide rail 403, a suction cup 404, a plate pulling hook 405, a first air cylinder 406 and a second air cylinder 408, the plate feeding frame 401 is arranged at a plate feeding end of the plate feeding cage 1 in a liftable manner, the guide rail 403 is slidably mounted on the plate feeding frame 401 along a plate feeding direction, the suction cup frame 402 is connected with the guide rail 403, the first air cylinder 406 is mounted on the plate feeding frame 401, an output end of the first air cylinder 406 is connected with the suction cup frame 402, the suction cups 404 are mounted on the suction cup frame 402 at intervals, the second air cylinders 407 are respectively mounted on two sides of the suction cup frame 404, and the plate pulling hook 405 is mounted on an output end of the second air cylinder 407. Through setting up sucking disc and advancing board mechanism 4, advance board cage 1 and can realize advancing the board automatically. The first air cylinder 406 is matched with the guide rail 403 to drive the suction disc frame 402 to reciprocate along the plate feeding direction, the suction disc 404 is used for sucking up the plate, the first air cylinder 406 drives the suction disc frame 402 to be close to the plate feeding suspension cage 1, the push rod of the second air cylinder 407 retracts, and the plate is pushed to the supporting plate by the plate pulling hook.

The suction cup plate feeding mechanism further comprises a third air cylinder 408, the third air cylinder 408 is mounted on the guide rail 403 in the vertical direction, and an output end of the third air cylinder 408 is connected with the suction cup frame 402 to drive the suction cup frame 402 to move in the vertical direction. Through setting up third cylinder 408, can adjust the position of sucking disc frame 402 along vertical direction to drive the sucking disc and rise or descend, adsorb panel better.

The sucking disc feeding mechanism 4 further comprises a feeding motor 409, a guide roller 410 and a clamping roller 411; the guide roller 410 and the clamping plate roller 411 are both rotatably installed on the plate feeding frame 401, and the plate feeding motor 409 is used for driving the guide roller 410 and the clamping plate roller 411 to rotate. The guide roller 410 and the nip roller 411 rotate in synchronization.

As shown in fig. 5, the nip rollers 411 are a pair of upper and lower rollers that rotate synchronously to grip the sheet material and feed the sheet material to the pallet in cooperation with the draw hook 405.

As shown in fig. 6 and 7, the horizontal driving mechanism 3 includes a driving motor 301, a transmission assembly and a vertical push rod 302; the driving assembly is movably arranged on the plate feeding suspension cage 1 along the plate feeding direction, the driving motor 301 is arranged on the driving assembly, the two vertical push rods 302 are respectively positioned on two sides of the plate feeding suspension cage 1 and connected with the driving assembly, and two ends of the horizontal push rod 201 are respectively connected with the two vertical push rods 302. The driving motor 301 drives the vertical push rod 302 to reciprocate along the plate feeding direction through the transmission assembly, so as to drive the horizontal push rod 201 and the supporting plate 203 to enter and exit the plate feeding suspension cage.

The transmission assembly comprises a first transmission shaft 303, a second transmission shaft 304, a rack 305, a gear 306 and a sliding frame 307; rack 305 is installed in the upper and lower both sides of advancing board cage 1 along advancing the board direction, carriage 307 is along the movably top that sets up at advancing board cage 1 of advancing board direction, driving motor 301 and first transmission shaft 303 are all installed in carriage 307, driving motor 301's output is connected with first transmission shaft 303, two second transmission shaft 304 all sets up along vertical direction, and is connected with the rack toothing who corresponds through the gear respectively, the both ends of first transmission shaft 303 are connected with the meshing of two second transmission shafts through the gear, vertical push rod 302 is connected with carriage 307. The drive assembly may also be a combination of a conventional sprocket chain. The sliding frame comprises a bearing bracket and wheels, the bearing bracket can reciprocate at the top of the plate feeding suspension cage through the wheels, a driving motor and a transmission shaft are both arranged on the bearing bracket, and the two vertical push rods are respectively connected with two ends of the bearing bracket. The driving motor works to drive the gears at the two ends of the first transmission shaft to rotate so as to drive the second transmission shaft to rotate, and the second transmission shaft is provided with a gear meshed with the rack so as to enable the sliding frame and the vertical push rod to synchronously move.

The pallet assembly 2 further comprises rollers 207; the roller 207 is respectively installed on one end face of the horizontal push rod 201, the support rod 202 and the supporting plate close to the push plate block 206. The movement of the sheet is facilitated by the provision of rollers 207.

The automatic multilayer board feeding device also comprises an outer suspension cage 7 and a first oil cylinder 8; the plate feeding suspension cage is arranged in the outer suspension cage, and the first oil cylinders 8 are arranged on the outer suspension cage and are respectively arranged on two sides of the plate feeding suspension cage 1 so as to drive the plate feeding suspension cage to move along the vertical direction.

Still include second hydro-cylinder 9, the second hydro-cylinder is installed in outer cage 7 to be located into the both sides that the board cage entered the board end, the output of second hydro-cylinder 9 with advance grillage 401 and be connected, move along vertical direction with the drive grillage of advancing.

Sliding block assemblies 6 are arranged between the plate inlet suspension cage 1 and the outer suspension cage 7 and between the plate inlet frame 401 and the outer suspension cage 7; the slider assembly 6 includes a slider plate 601 and a pulley 602; the pulley 602 is rotatably mounted on the pulley plate 601; the plate feeding suspension cage, the plate feeding frame and the sliding block plate are fixedly connected, and the pulleys are matched with the outer suspension cage. The slider component is matched with the first oil cylinder and the second oil cylinder to improve the stability of the lifting process of the plate feeding suspension cage and the sucking disc plate feeding mechanism.

As shown in fig. 2 and 9, the stock stop mechanism 5 is further included; the material blocking mechanism 5 comprises a material blocking cylinder 501, a horizontal material blocking rod 502 and a vertical material blocking rod 503; the horizontal material blocking rod 502 is installed at the plate outlet end of the outer suspension cage 7, the installation height of the horizontal material blocking rod 502 is matched with the plate inlet suspension cage 1, two vertical material blocking rods 503 are installed on the horizontal material blocking rod 502 and the outer suspension cage 7 in a sliding mode, the material blocking air cylinders 501 are installed on two sides of the bottom end of the outer suspension cage 7 respectively, and the output ends of the material blocking air cylinders 501 are connected with the corresponding vertical material blocking rods 503. The vertical material blocking rod 503 is movable under the driving of the material blocking cylinder 501, when the plate entering suspension cage enters the plate, the vertical material blocking rod 503 is close to each other, the plate is prevented from being separated from the plate outlet end of the plate entering suspension cage, and meanwhile, the multilayer plate in the plate entering suspension cage is ensured to be flushed. When the plate enters the hot press through the plate entering suspension cage, the material blocking cylinder drives the vertical material blocking rods to be away from each other, the plate outlet ends of the plate entering suspension cage are opened by the two vertical material blocking rods, and plates enter the hot press under the driving of the supporting plate. The mounting position of the horizontal material blocking rod can not block the inlet and outlet of the supporting plate.

The side of the outer suspension cage close to the hot press is provided with a pushing oil cylinder 10 or a pushing air cylinder, a pushing rod of the pushing oil cylinder or the pushing air cylinder faces the hot press, and the bottom of the outer suspension cage is provided with wheels which are matched with the pushing air cylinder or the pushing oil cylinder to realize the separation and transfer of the outer suspension cage and the hot press, so that the maintenance is convenient. I-shaped grooves 701 formed by I-shaped steel are fixed on two sides of the outer suspension cage, and the pushing oil cylinder 10 or the pushing air cylinder is installed in the I-shaped grooves.

When in specific use:

the plate feeding motor, the first cylinder, the second cylinder and the third cylinder in the sucker plate feeding mechanism are matched to work, plates are sequentially conveyed to the supporting plate of the supporting plate assembly one by one, two vertical stop bars in the stop mechanism play a role at the moment, the plates are prevented from being separated from the plate support of the plate feeding suspension cage, and the plates are ensured to be aligned vertically. After the sucking disc advances the board mechanism and advances the plate, the striker cylinder drives vertical striker rod and removes to the both sides of advancing the board cage, will advance the play board end of board cage and give way, and horizontal drive subassembly work drives horizontal push rod and removes to the hot press to push away panel on the layer board in step to the hot press, horizontal push rod drives the layer board and returns afterwards, because of the effect that blocks of one-way briquetting, the layer board can move back smoothly to advancing in the board cage, and panel then stops in the hot press. After the hot pressing is finished, the vertical push rod drives the supporting plate to enter the hot press, and the push plate block on the end face of the supporting plate pushes the plate to enter the next working procedure.

The above-mentioned specific implementation is the preferred embodiment of the present invention, can not be right the utility model discloses the limit, any other does not deviate from the technical scheme of the utility model and the change or other equivalent replacement modes of doing all contain within the scope of protection of the utility model.

Claims

1. The utility model provides a multiply wood is automatic advances board device which characterized in that: comprises a plate-entering suspension cage, a supporting plate component and a horizontal driving mechanism; the horizontal driving mechanism is arranged in the plate feeding suspension cage, a plurality of groups of supporting plate components are arranged in the plate feeding suspension cage at intervals along the vertical direction and are connected with the horizontal driving mechanism, and each supporting plate component comprises a horizontal push rod, a supporting plate, a guide slope, a one-way pressing block and a pushing plate block; the two ends of the horizontal push rod are connected with the horizontal driving mechanism, the support rod is arranged at the plate outlet end of the plate inlet suspension cage, the two ends of the support rod are connected with the plate inlet suspension cage, one end of the support plate is fixedly connected with the horizontal push rod, the support plate is slidably arranged on the support rod, the push plate block is arranged on the other end face of the support plate, guide slopes matched with the support plate are arranged on the horizontal push rod and the support rod, and the unidirectional pressing block is arranged on the support rod and matched with the support plate.

2. The multilayer plate automatic plate feeding device according to claim 1, characterized in that: still include the sucking disc and advance board mechanism, the sucking disc advances board mechanism and includes into grillage, sucking disc frame, guide rail, sucking disc, arm-tie hook, first cylinder and second cylinder, it sets up the board end of advancing into the board cage with advancing the grillage liftable, the guide rail is installed in advancing the grillage along advancing board direction slidable, the sucking disc frame is connected with the guide rail, first cylinder is installed in advancing the grillage, and its output is connected with the sucking disc frame, the sucking disc interval is installed in the sucking disc frame, the both sides in the sucking disc frame are installed respectively to the second cylinder, the arm-tie hook is installed in the output of second cylinder.

3. The multilayer plate automatic plate feeding device according to claim 2, characterized in that: the sucking disc plate feeding mechanism further comprises a third air cylinder, the third air cylinder is installed on the guide rail in the vertical direction, and the output end of the third air cylinder is connected with the sucking disc frame to drive the sucking disc frame to move in the vertical direction.

4. The multilayer plate automatic plate feeding device according to claim 2, characterized in that: the sucking disc plate feeding mechanism further comprises a plate feeding motor, a guide roller and a clamping plate roller; the guide roll and the clamping plate roller are both rotatably installed on the plate feeding frame, and the plate feeding motor is used for driving the guide roll and the clamping plate roller to rotate.

5. The multilayer plate automatic plate feeding device according to claim 1, characterized in that: the horizontal driving mechanism comprises a driving motor, a transmission assembly and a vertical push rod; the driving assembly is movably arranged on the plate feeding suspension cage along the plate feeding direction, the driving motor is arranged on the driving assembly, the two vertical push rods are respectively positioned on two sides of the plate feeding suspension cage and connected with the driving assembly, and two ends of the horizontal push rod are respectively connected with the two vertical push rods.

6. The multilayer plate automatic plate feeding device according to claim 5, characterized in that: the transmission assembly comprises a first transmission shaft, a second transmission shaft, a rack, a gear and a sliding frame; the rack is installed in the upper and lower both sides of advancing the board cage along advancing the board direction, the carriage is along the movably top that sets up at advancing the board cage of board direction, driving motor and first transmission shaft are all installed in the carriage, driving motor's output and first transmission shaft are connected, two vertical direction setting is all followed to the second transmission shaft, and is connected with the rack toothing who corresponds through the gear respectively, the both ends of first transmission shaft are passed through the gear and are connected with two second transmission shaft meshings, vertical push rod is connected with the carriage.

7. The multilayer plate automatic plate feeding device according to claim 1, characterized in that: the pallet assembly further comprises rollers; the rollers are respectively arranged on the horizontal push rod, the support rod and the supporting plate.

8. The multilayer plate automatic plate feeding device according to claim 1, characterized in that: the automatic multilayer board feeding device also comprises an outer suspension cage and a first oil cylinder; the plate feeding suspension cage is arranged in the outer suspension cage, and the first oil cylinders are arranged on the outer suspension cage and are respectively arranged on two sides of the plate feeding suspension cage so as to drive the plate feeding suspension cage to move along the vertical direction.

9. The multilayer plate automatic plate feeding device according to claim 8, characterized in that: the device also comprises a material blocking mechanism; the material blocking mechanism comprises a material blocking cylinder, a horizontal material blocking rod and a vertical material blocking rod; the horizontal material blocking rod is installed at the plate outlet end of the outer suspension cage, the installation height of the horizontal material blocking rod is matched with that of the plate inlet suspension cage, the two vertical material blocking rods are installed on the horizontal material blocking rod and the outer suspension cage in a sliding mode, the material blocking cylinders are installed on two sides of the bottom end of the outer suspension cage respectively, and the output ends of the material blocking cylinders are connected with the corresponding vertical material blocking rods.

10. The multilayer plate automatic plate feeding device according to claim 8, characterized in that: the sliding block assembly is also included; the sliding block assembly comprises a sliding block plate and a pulley; the pulley is rotatably arranged on the pulley plate; the plate feeding suspension cage is fixedly connected with the sliding block plate, and the pulleys are matched with the outer suspension cage.