Large material sheet male die sheet paving device

Abstract

The utility model relates to a large material sheet male die sheet paving device. The large material sheet male die sheet paving device comprises a rack, six large material sheet holding, clamping and sheet paving devices, a sheet paving head die vacuum material sheet suction and uniform sheet paving rotating device, wherein the six large material sheet holding, clamping and sheet paving devices and the sheet paving head die vacuum material sheet suction and uniform sheet paving rotating device are mounted on the rack; each large material sheet holding, clamping and paving device is correspondingly mounted on the inner side of the lower part of a flexible pressing stand column of the rack; the sheet paving head mold vacuum material suction and uniform sheet paving rotating device is mounted on a working table plate of the rack; the left gripping piece clamping assembly and the right gripping piece clamping assembly are used for gripping large material piece sections; each material piece is tightly attached to the radian of the piece head die and pulled down to the bottom, the preset piece laying action is completed, the material pieces do not influence each other during piece laying, and it can be well guaranteed that the overlapped parts are flatly laid; a stepping motor of the uniform sheet-paving rotating assembly drives a sheet-paving head mold to circularly rotate and uniformly stagger through a synchronous belt, so that overlapping is avoided, and the same layer number and thickness of each section of fabric sheet of the helmet are ensured; the automatic sheet paving machine is reliable in automatic sheet paving performance, convenient to operate, smooth in sheet paving, free of wrinkles, good in appearance quality and high in working efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to a big piece of sheet male die sheet laying device and belongs to the bulletproof product production and processing technical field of equipment and tool. BACKGROUND

[0002] At present, the bulletproof helmet is made of n big pieces (integral cutting piece) and m small pieces (elliptical cutting piece added to strengthen the strength of the top of the helmet) on the sheet laying head mold; the big and small pieces are aramid fabric cut according to the size, and each big piece has six cutting seams, that is, six piece petals, and the whole is in the shape of a fan blade; in the production process, a small piece is laid on the top of the head to make up for the thickness difference accumulated at the top and the lower part, and the big and small pieces are laid reciprocally.

[0003] In the traditional production process of the bulletproof helmet, the sheet laying process is always manually operated; generally, the operator pulls the piece with one hand and heats the piece with the hot air gun with the other hand, and then lays the piece one petal after another; if not careful, the fingers will be scalded or the piece will be damaged; each operator has different techniques, and the helmets laid by them are various; some are too loose between layers, some are not heated for enough time, the pieces are not effectively bonded, some are heated for too long, causing the glue layer to fail, some are pulled too hard, the big piece is deformed, the local thickness is too thick, the local material is insufficient, the piece is damaged when pressed, the local material is insufficient, wrinkles are generated, the bulletproof performance and appearance quality of the helmet are greatly reduced, and many defective products are generated; due to the material of the bulletproof helmet, the defective products cannot be repaired and repaired, and can only be scrapped, causing great loss and waste. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem of providing a big piece of sheet male die sheet laying device that does not affect each piece petal when laying the pieces and can ensure that the overlapping part is laid flat on the sheet laying head mold.

[0005] The utility model adopts the following technical scheme:

[0006] The utility model comprises a rack, six big piece piece clamping and laying devices installed on the rack, and a sheet laying head mold vacuum suction piece and uniform laying rotation device; each big piece piece clamping and laying device is installed on the inner side of the lower part of the flexible pressing column of the rack, and the sheet laying head mold vacuum suction piece and uniform laying rotation device are installed on the workbench plate of the rack.

[0007] The utility model discloses a big material piece holds piece clamping and lays piece device, including vertical setting's lay piece lifting cylinder, fixed mounting in the lay piece lifting cylinder top end's special-shaped connecting step board and install in the special-shaped connecting step board both end structure same's right hold piece clamping subassembly and left hold piece clamping subassembly, in the special-shaped connecting step board middle part department face the head mould direction setting is used for installing big material piece hot blast hole's two screw holes, right hold piece clamping subassembly and left hold piece clamping subassembly with special-shaped connecting step board middle part's top plate center symmetry sets up, install lower base mounting plate in the lay piece lifting cylinder cylinder body bottom side, and the lower base of lower base mounting plate is hinged with the lower hinge seat of installing on the workbench plate, and the inside through installation base of soft pressure stand column lower part is hinged with the auxiliary lay piece cylinder cylinder body end of setting horizontally, install the upper mounting plate corresponding with the auxiliary lay piece cylinder piston rod end on the lay piece lifting cylinder cylinder body upper portion other side, and the auxiliary lay piece cylinder piston rod end is hinged with the upper mounting plate outside through the connecting lug plate.

[0008] The utility model discloses right hold piece clamping subassembly includes press down right rotationally -revolving clamping cylinder, right lower toothed plate and right upper toothed pressing plate, right lower toothed plate and right upper toothed pressing plate corresponding end face set up intermeshing tooth, set up circular through -hole A in right lower toothed plate middle part, press down right rotationally -revolving clamping cylinder cylinder body top surface both sides set up height adjustment sleeve A and height adjustment sleeve B, install long rod bolt A and long rod bolt B in right lower toothed plate both sides respectively gap through height adjustment sleeve A and height adjustment sleeve B with press down right rotationally -revolving clamping cylinder cylinder body both sides screw joint, and press down right rotationally -revolving clamping cylinder's piston rod gap passes through circular through -hole A with right upper toothed pressing plate fixed, and press down right rotationally -revolving clamping cylinder's piston rod downlink drive right upper toothed pressing plate with right lower toothed plate interlock, left hold piece clamping subassembly includes press down left rotationally -revolving clamping cylinder, left lower toothed plate and left upper toothed pressing plate, set up circular through -hole B in left lower toothed plate middle part, press down left rotationally -revolving clamping cylinder cylinder body top surface both sides set up height adjustment sleeve C and height adjustment sleeve D, install long rod bolt C and long rod bolt D in left lower toothed plate both sides respectively gap through height adjustment sleeve C and height adjustment sleeve D with press down left rotationally -revolving clamping cylinder cylinder body both sides screw joint, and press down left rotationally -revolving clamping cylinder's piston rod gap passes through circular through -hole B with left upper toothed pressing plate fixed, and press down left rotationally -revolving clamping cylinder's piston rod downlink drive left upper toothed pressing plate with left lower toothed plate interlock.

[0009] The utility model discloses lay piece head mould vacuum suction material piece and even lay piece rotating device, including lay piece head mould, set up on the vacuum suction material piece subassembly of lay piece head mould and install even lay piece rotating subassembly at the bottom of lay piece head mould, the lay piece head mould is with the metal casing that helmet shape matches, and its inner chamber is hollow.

[0010] The utility model discloses vacuum suction material piece assembly includes setting in the 6 material petal shape matching suction piece area of big material piece of laying piece head mould outer wall, sets up three suction disc step mounting hole on each suction piece area and the vacuum suction disc of embedding on each suction disc step mounting hole, the suction piece area includes a, b, c, d, e, f area, and three vacuum suction discs in each area is in the shape of a Chinese character "pin" arrangement, the bottom disc is fixedly installed in the laying piece head mould bottom surface, and the column pipe is installed in the bottom disc bottom surface, and the column pipe communicates with the laying piece head mould inner chamber through the air hole in the bottom disc middle part, and the through -hole C for the vacuum pipeline entering the laying piece head mould inner chamber is set up in the both sides of bottom disc, the step shaft is fixedly installed in the column pipe bottom end, and the pressure bead disc is installed on the upper shaft section of step shaft, and the pressure bead disc mounting seat and bearing mounting seat are installed on the top surface and bottom surface of the workbench plate middle part correspondingly, and the pressure bead disc is arranged in the pressure bead disc mounting seat, and the step shaft passes through the workbench plate middle part hole and bearing mounting seat, and the bearing B is installed on the lower shaft section of step shaft.

[0011] The utility model discloses even spread piece rotation subassembly includes synchronous pulley A, synchronous pulley B, synchronous belt and stepping motor, synchronous pulley A installs on the axle head of step shaft, and the motor installation support of lateral opening is fixedly installed on the bottom surface one side of workbench plate, and the stepping motor is fixedly installed in the bottom plate of motor installation support and its transmission shaft clearance passes through bottom plate, and synchronous pulley B installs on the transmission shaft of stepping motor, and synchronous pulley B sets up in the inboard of motor installation support, and the synchronous belt is installed on synchronous pulley A and synchronous pulley B.

[0012] The utility model discloses the model of stepping motor is STM57100.

[0013] The utility model discloses positive effect as follows: every big piece is 6 piece of material petal, need 6 installation in the rack when working the direction of the piece head mould of this utility model bulletproof helmet piece clamping and piece laying device of concentric circle distribution, every this utility model includes right piece clamping assembly and left piece clamping assembly, namely 12 piece clamping assembly is equally high circular interval distribution, every piece of material petal edge corresponds a this utility model, namely has two pairs of upper and lower toothed plate engagement and holds 1 piece of material petal, prevents the piece laying and pulls down in the process and the piece of any petal of big piece to separate, causes the piece laying failure, the auxiliary piece laying cylinder of every big piece piece clamping and piece laying device can guarantee that the piece laying lift cylinder is in the vertical state on -rise when the piston rod retracts, the lower pressure left and right rotary rotation clamping cylinder of every this utility model can guarantee that the corresponding upper tooth type pressure plate is when ascending to the highest point 90 ° rotation to each outer side, let out the space of upper tooth type pressure plate block, expose lower toothed plate to facilitate the corresponding piece of material petal of big piece to descend to lower toothed plate, then two upper toothed pressure plates each 90 ° after rotating inwardly and descending to lower toothed plate, hold the piece of material petal of big piece, when piece laying, the piece of material petal that piece laying lift cylinder holds along respective piece head mould contour and descend, slow extension is formed simultaneously with auxiliary piece laying cylinder, common formation one arc movement track, every piece of material petal is pulled down to the bottom closely piece head mould radian, completes the preset piece laying action, first piece A, C, E, piece B, D, F after piece laying when working, piece petal between piece laying does not influence each other and can guarantee that the overlapping portion is flatly laid well. Piece head mould is divided into 6 piece of material petal area corresponding with 6 pieces of big piece, install one on every piece of material petal area upper portion, install two vacuum chuck A on lower portion, through the suction of 18 vacuum chuck A, keep the shape of first layer big piece after piece laying and heating softening tightly packed in piece head mould outer wall, make big piece perfect adsorption to head mould surface, vacuum material piece assembly is only effective to first layer big piece, when laying second layer big piece, because of the first layer piece bottoming, will be very smoothly and first layer piece perfect bonding together, through PLC control, the step motor of even piece laying rotary assembly drives piece head mould to rotate evenly and avoid overlapping by synchronous belt, guarantee that the piece of material petal of each section of headgear is same in thickness and layer number.

[0014] Adopt this new piece laying performance reliable, convenient operation, piece laying is flat and wrinkleless, and appearance quality is good and high working efficiency. DRAWINGS

[0015] ATTACHED Figure 1 It is the structure schematic drawing of the utility model;

[0016] ATTACHED Figure 2 It is the structure schematic drawing of big piece automatic weighing and feeding device of the utility model;

[0017] ATTACHED Figure 3 It is the part assembly structure schematic drawing of big piece automatic weighing and feeding device of the utility model;

[0018] Appendix Figure 4 This is a schematic diagram of the structure of the vacuum suction sheet of the sheeting head mold and the uniform sheeting rotation device of this utility model;

[0019] Appendix Figure 5 This is a schematic diagram of the assembly structure of the vacuum suction plate of the sheeting head mold and the uniform sheeting rotation device of this utility model;

[0020] Appendix Figure 6 For the appendix Figure 4 Enlarged view of part A;

[0021] Appendix Figure 7 This is a top view of the sheet-laying head mold structure of the present invention;

[0022] Appendix Figure 8 A schematic diagram of the large-format structure is attached. Figure 9 This is a schematic diagram of the structure of this utility model installed on the frame. Detailed Implementation

[0023] As attached Figure 1 , 9 As shown, this utility model includes a frame 1, six large sheet gripping and spreading devices 3 mounted on the frame 1, and a sheet spreading head mold vacuum suction sheet and uniform sheet spreading rotation device 6. Each large sheet gripping and spreading device 3 is installed on the lower inner side of the flexible pressure column 102 of the frame 1. The sheet spreading head mold vacuum suction and uniform sheet spreading rotation device 6 is installed on the worktable 103 of the frame 1, and the worktable 103 is installed in the middle of the frame 1.

[0024] As attached Figure 3 , 4As shown, the utility model discloses a big piece of tobacco leaf holds piece clamping and lays piece device 3 including the vertical setting of laying piece lift cylinder 301, the special-shaped connection step board 302 of fixed installation at the top of laying piece lift cylinder 301 and install the right piece of tobacco leaf holds piece clamping subassembly and left piece of tobacco leaf holds piece clamping subassembly of same structure at the both ends of special-shaped connection step board 302, the model of laying piece lift cylinder 301 is TR20 × 125S, in the middle part of special-shaped connection step board 302, two screw holes 303 for installing big piece of tobacco leaf hot blast hole are set up to the head mould direction, the top plate center symmetry is set up to the both sides step of special-shaped connection step board 302, and the right piece of tobacco leaf holds piece clamping subassembly and left piece of tobacco leaf holds piece clamping subassembly are set up with the top plate center symmetry of the middle part of special-shaped connection step board 302, install lower base mounting plate 304 on one side of laying piece lift cylinder 301 cylinder body bottom, and the lower base of lower base mounting plate 304 is hinged with the lower hinge seat 305 installed on the workbench plate 103, and the inside lower part of soft pressure stand 102 is hinged with the cylinder body end of laterally arranged auxiliary laying piece cylinder 308 through the installation base 307, and install the upper mounting plate 306 corresponding with the piston rod end of auxiliary laying piece cylinder 308 on the other side of the upper part of laying piece lift cylinder 301 cylinder body, the piston rod end of auxiliary laying piece cylinder 308 is hinged with the outside ear seat of upper mounting plate 306 through the coupling ear plate 309, and the model of auxiliary laying piece cylinder 308 is MAL20 × 75SCA, the right piece of tobacco leaf holds piece clamping subassembly includes lower pressure right rotary rotation clamping cylinder 310, right lower toothed plate 311 and right upper toothed pressing plate 312, and the corresponding end face of right lower toothed plate 311 and right upper toothed pressing plate 312 is provided with meshing teeth, for holding big piece of tobacco leaf, round through hole A 313 is set up in the middle part of right lower toothed plate 311, height adjustment sleeve A 314 and height adjustment sleeve B 315 are set up on both sides of the top surface of lower pressure right rotary rotation clamping cylinder 310 cylinder body, long rod bolt A 316 and long rod bolt B 317 installed on both sides of right lower toothed plate 311 respectively gap through height adjustment sleeve A 314 and height adjustment sleeve B 315 and are screwed with the both sides of lower pressure right rotary rotation clamping cylinder 310 cylinder body, and the piston rod of lower pressure right rotary rotation clamping cylinder 310 gap passes through round through hole A 313 and is fixed with right upper toothed pressing plate 312, and the piston rod of lower pressure right rotary rotation clamping cylinder 310 goes down and drives right upper toothed pressing plate 312 and right lower toothed plate 311 to mesh,

[0025] The left gripper clamping assembly includes a left-hand rotary clamping cylinder 318, a lower left toothed plate 319, and an upper left toothed pressure plate 320; a circular through hole B321 is provided in the middle of the lower left toothed plate 319; height adjustment sleeves C322 and D323 are provided on both sides of the top surface of the cylinder body of the left-hand rotary clamping cylinder 318, and long bolts C324 and D325 installed on both sides of the lower left toothed plate 319 pass through the height adjustment sleeves C322 and D323 respectively. The cylinder body of the left-hand rotary clamping cylinder 318 is screwed to both sides. The piston rod of the left-hand rotary clamping cylinder 318 passes through the circular through hole B321 and is fixed to the upper left toothed pressure plate 320. The piston rod of the left-hand rotary clamping cylinder 318 moves downward to drive the upper left toothed pressure plate 320 to mesh with the lower left toothed plate 319. The model of the right-hand rotary clamping cylinder 310 is OCKR20×30S. The model of the left-hand rotary clamping cylinder 318 is OCKL20×30S.

[0026] As attached Figure 3 , 4 As shown in Figure 8, when the six large material sheet gripping and laying device 3 of this utility model is working, while picking up the large material sheet 2, the auxiliary laying cylinder 308 is in its original position, ensuring that the piston rod of the laying lifting cylinder 301 rises vertically to the exit position. Then, the piston rods of the right-hand rotary clamping cylinder 310 and the left-hand rotary clamping cylinder 318 are pressed down and extended from their original positions to the exit position, i.e., the highest position. The upper right toothed pressure plate 312 and the upper left toothed pressure plate 320 rotate 90° outward from the direction of the laying head mold, making room for the space blocked by the upper right toothed pressure plate 312 and the upper left toothed pressure plate 320, exposing the lower right toothed plate 311 and the lower left toothed plate 319, so that the corresponding material pieces of the large material sheet 2 can fall smoothly onto the lower right toothed plate 311 and the lower left toothed plate 319. Then the upper right toothed pressure plate 312 and the upper left toothed plate 320 rotate 90° outward from their original positions. Each toothed pressure plate 320 rotates inward by 90° and then descends to press onto the lower right toothed plate 311 and the lower left toothed plate 319 respectively, gripping the corresponding petal of the large sheet 2. All six identical large sheet gripping and laying devices 3 are concentrically distributed towards the laying head die, each corresponding to one of the six petal areas of the large sheet 2. Each petal edge of each large sheet 2 corresponds to a large sheet gripping and laying device 3, i.e., the upper right toothed pressure plate 312 and the lower right toothed plate 311 mesh, and the upper left toothed pressure plate 320 and the lower left toothed plate 319 mesh. The two sets of meshing toothed plates grip one petal of the large sheet 2. Similarly, the toothed plates on the other large sheet gripping and laying devices 3 synchronously complete the same action to prevent any petal of the large sheet from detaching during the laying process, causing laying failure.

[0027] As attached Figure 4 , 5As shown in Figures 6 and 7, the vacuum suction sheet and uniform sheeting rotating device 6 of this utility model includes a sheeting head mold 601, a vacuum suction sheet assembly disposed on the sheeting head mold 601, and a uniform sheeting rotating assembly installed at the bottom of the sheeting head mold 601; the sheeting head mold 601 is a metal shell matching the shape of a helmet, with a hollow inner cavity and a wall thickness of 20mm; the vacuum suction sheet assembly includes a suction area disposed on the outer wall of the sheeting head mold 601 that matches the shape of six material petals of a large sheet, three suction cup step mounting holes 620 disposed on each suction area, and a vacuum suction cup 602 embedded in each suction cup step mounting hole 622. The suction area includes a Zones a, b, c, d, e, and f are each equipped with three vacuum suction cups 602 arranged in a triangular pattern. The suction cup openings of the vacuum suction cups 602 are flush with the outer wall of the laying head mold 601. The air inlet of the vacuum suction cups 602 is installed in the inner cavity of the laying head mold 601 via nuts. A base plate 603 is fixedly installed on the bottom surface of the laying head mold 601. A column tube 604 is installed on the bottom surface of the base plate 603. The column tube 604 communicates with the inner cavity of the laying head mold 601 through a vent hole in the middle of the base plate 603. Through holes C605 are provided on both sides of the base plate 603 for the vacuum pipeline to enter the inner cavity of the laying head mold 601. The air inlet of the vacuum suction cups 602 is connected to the corresponding vacuum tube inside the laying head mold 601. A step is fixedly installed at the bottom end of the column tube 604. A stepped shaft 606 has a pressure ball bearing 610 mounted on its upper section 607. A pressure ball bearing mounting seat 611 and a bearing mounting seat 612 are correspondingly mounted on the top and bottom surfaces of the worktable 103. The pressure ball bearing 610 is housed within the pressure ball bearing mounting seat 611. The stepped shaft 606 passes through the hole 613 in the middle of the worktable 103 and the bearing mounting seat 612. A bearing B614 is mounted on the lower section 608 of the stepped shaft 606. The uniformly laid sheet rotating assembly includes a synchronous pulley A615, a synchronous pulley B616, a synchronous belt 617, and a stepper motor 618. The synchronous pulley A615 is mounted on the shaft head 609 of the stepped shaft 606, on one side of the bottom surface of the worktable 103. A motor mounting bracket 619 with a side opening is fixedly installed. The stepper motor 618 is vertically fixedly installed on the base plate of the motor mounting bracket 619, with its drive shaft passing through the base plate. The synchronous pulley B616 is installed on the drive shaft of the stepper motor 618 and is located inside the motor mounting bracket 619. The synchronous belt 617 is installed on the synchronous pulleys A615 and B616. The vacuum chuck A602 is a Dingling PA-10. The pressure bead plate 610 is an F3-8M51110. The bearing B614 is an F6208-2Z. The stepper motor 618 is an STM57100.

[0028] As attached Figure 4 , 5、6、7、8, the vacuum suction sheet of the sheet laying head mold and the uniform sheet laying rotating device 6 work, the six large sheet clamping and laying devices 3 of the sheet laying lifting cylinder 301 synchronous drive clamping large sheet 2, along the corresponding sheet laying head mold contour descending, at the same time auxiliary sheet laying cylinder 308 slowly extends, both form an arc motion trajectory, each large sheet is pulled down to the bottom of the sheet laying head mold arc, work first A, C, E, then B, D, F, through 18 small vacuum suction cups A602 of the vacuum suction of large sheet 2, can keep the shape of the first layer of large sheet 2 after heating and softening tightly wrapped on the surface of the sheet laying head mold 601, so that the sheet laying between the sheet can not affect each other and can be well guaranteed to overlap the same flat and wrinkle-free; because one side of the large sheet 2 is coated with a gas-impermeable film, so only the first layer of large sheet 2 is effective, when laying the second layer of large sheet 2, because the first layer of large sheet 2 is perfectly bottomed, it can be smoothly and ideally bonded with the first layer of large sheet 2, and the following layers of sheets can also be smoothly laid, in order to be able to overlap the overlapping part between each piece of large sheet 2, evenly staggered to avoid overlapping, that is, to ensure that the number of layers and thickness of each cross-section sheet of the helmet are the same, through the PLC control of the uniform sheet laying rotating assembly, the stepping motor 618 drives the sheet laying head mold through the synchronous belt 617 from the starting position (the starting position is positioned at 0°) to lay 15 large sheets, and the stepping motor 618 performs the following cycle: 0°, left 30°, left 60°, 0°, right 30°, right 60°, 0°, left 30°, left 60°, 0°, right 30°, right 60°, 0°, left 30°, left 60°, the helmet sheet laying is automatically returned to 0° (the starting position), and the next cycle (generally, the large sheet of the helmet is divided into six pieces, and the overlapping amount between each sheet piece accounts for one third of each sheet piece, and three large sheets are evenly laid to lay a layer).

[0029] The full-automatic sheet laying device is adopted, the effective adhesion between the sheets is prevented, the deformation of the sheets is prevented, the sheet laying is uniform, the appearance of the bulletproof helmet after forming is beautiful, the product quality is high, the sheet laying is time-saving and labor-saving, the working efficiency is greatly improved, and the device is suitable for popularization and application in the equipment and equipment enterprises.

Claims

1. A large tablet punch sheet laying device, characterized by, It includes rack (1), 6 big sheet clamping and paving device (3) and paving head mold vacuum suction sheet and uniform paving rotating device (6) installed on the rack (1); Each big sheet clamping and paving device (3) is correspondingly installed on the inner side of the lower part of the flexible pressing column (102) of the rack (1), and the paving head mold vacuum suction sheet and uniform paving rotating device (6) is installed on the workbench plate (103) of the rack (1).

2. A large tablet punch sheet laying device according to claim 1, characterized in that, The big sheet clamping and paving device (3) comprises a vertical paving lifting cylinder (301), a special-shaped connecting step plate (302) fixedly installed at the top end of the paving lifting cylinder (301), and right and left clamping components with the same structure installed at both ends of the special-shaped connecting step plate (302); Two screw holes (303) for installing big sheet hot air outlets are arranged in the middle of the special-shaped connecting step plate (302) and face the head mold direction; The right and left clamping components are symmetrically arranged with the top plate center in the middle of the special-shaped connecting step plate (302); A lower base mounting plate (304) is installed on one side of the cylinder body bottom of the paving lifting cylinder (301), the base of the lower base mounting plate (304) is hingedly connected with the lower hinge base (305) installed on the workbench plate (103), the lower inner side of the flexible pressing column (102) is hingedly connected with the cylinder body end of the transversely arranged auxiliary paving cylinder (308) through the mounting base (307), and the upper mounting plate (306) corresponding to the piston rod end of the auxiliary paving cylinder (308) is installed on the other side of the upper part of the cylinder body of the paving lifting cylinder (301); The piston rod end of the auxiliary paving cylinder (308) is hingedly connected with the outer side of the upper mounting plate (306) through the connecting lug plate (309).

3. A large stock sheet punch die sheet laying device according to claim 2, characterized in that, The right clamping component comprises a lower right rotary rotating clamping cylinder (310), a right lower tooth-shaped plate (311) and a right upper tooth-shaped pressing plate (312); The corresponding end faces of the right lower tooth-shaped plate (311) and the right upper tooth-shaped pressing plate (312) are provided with meshing teeth, and a circular through hole A (313) is arranged in the middle of the right lower tooth-shaped plate (311); Height adjustment sleeves A (314) and height adjustment sleeves B (315) are arranged on both sides of the top surface of the cylinder body of the lower right rotary rotating clamping cylinder (310), long rod bolts A (316) and long rod bolts B (317) installed on both sides of the right lower tooth-shaped plate (311) are respectively gap-connected through the height adjustment sleeves A (314) and the height adjustment sleeves B (315) and are screwed with both sides of the cylinder body of the lower right rotary rotating clamping cylinder (310), and the piston rod of the lower right rotary rotating clamping cylinder (310) is fixedly connected with the right upper tooth-shaped pressing plate (312) through the circular through hole A (313); The piston rod of the lower right rotary rotating clamping cylinder (310) drives the right upper tooth-shaped pressing plate (312) to mesh with the right lower tooth-shaped plate (311) when descending; The left clamping assembly comprises a downward left rotary clamping cylinder (318), a left lower tooth-shaped plate (319), and a left upper tooth-shaped pressing plate (320); a circular through hole B (321) is arranged in the middle of the left lower tooth-shaped plate (319); height adjustment sleeves C (322) and D (323) are arranged on the top surface of the cylinder body of the downward left rotary clamping cylinder (318) on both sides; long rod bolts C (324) and D (325) are respectively arranged on both sides of the left lower tooth-shaped plate (319) and are respectively arranged in gaps through the height adjustment sleeves C (322) and D (323) and are screwed with the cylinder body of the downward left rotary clamping cylinder (318) on both sides; the piston rod of the downward left rotary clamping cylinder (318) is arranged in a gap through the circular through hole B (321) and is fixed with the left upper tooth-shaped pressing plate (320); the piston rod of the downward left rotary clamping cylinder (318) drives the left upper tooth-shaped pressing plate (320) to mesh with the left lower tooth-shaped plate (319) when descending.

4. A large tablet punch sheet laying device according to claim 1, wherein The vacuum material suction sheet and uniform sheet laying rotating device (6) comprises a sheet laying head mold (601), a vacuum material suction sheet assembly arranged on the sheet laying head mold (601), and a uniform sheet laying rotating assembly installed at the bottom of the sheet laying head mold (601); the sheet laying head mold (601) is a metal shell matched with the shape of a helmet, and the inner cavity is hollow.

5. A large stock sheet punch die sheet laying device according to claim 4, wherein The vacuum material suction sheet assembly comprises six suction sheet areas arranged on the outer wall of the sheet laying head mold (601) and matched with the shape of six material petal, three suction disc step mounting holes (620) arranged on each suction sheet area, and vacuum suction discs (602) embedded in each suction disc step mounting hole (620); the suction sheet area comprises a, b, c, d, e, and f areas, and three vacuum suction discs (602) in each area are arranged in a triangular shape; A bottom disc (603) is fixedly installed on the bottom surface of the sheet laying head mold (601), a column pipe (604) is installed on the bottom surface of the bottom disc (603), the column pipe (604) is communicated with the inner cavity of the sheet laying head mold (601) through a ventilation hole in the middle of the bottom disc (603), and a through hole C (605) for a vacuum pipeline to enter the inner cavity of the sheet laying head mold (601) is arranged on both sides of the bottom disc (603); A stepped shaft (606) is fixedly installed at the bottom end of the column pipe (604), and a pressure bead disc (610) is installed on the upper shaft segment (607) of the stepped shaft (606); a pressure bead disc mounting seat (611) and a bearing mounting seat (612) are correspondingly installed on the top surface and the bottom surface of the middle part of the workbench plate (103), the pressure bead disc (610) is arranged in the pressure bead disc mounting seat (611), the stepped shaft (606) passes through the middle hole (613) of the workbench plate (103) and the bearing mounting seat (612), and a bearing B (614) is installed on the lower shaft segment (608) of the stepped shaft (606).

6. A large stock sheet punch die sheet laying device according to claim 5, wherein The uniform sheet laying rotating assembly comprises a synchronous pulley A (615), a synchronous pulley B (616), a synchronous belt (617), and a stepping motor (618). Synchronous pulley A (615) is installed on the shaft head (609) of the stepped shaft (606), a laterally open motor mounting bracket (619) is fixedly installed on the bottom surface of the workbench plate (103), the step motor (618) is vertically fixedly installed on the bottom plate of the motor mounting bracket (619) and the transmission shaft gap thereof passes through the bottom plate, the synchronous pulley B (616) is installed on the transmission shaft of the step motor (618), the synchronous pulley B (616) is arranged on the inner side of the motor mounting bracket (619), and the synchronous belt (617) is installed on the synchronous pulley A (615) and the synchronous pulley B (616).

7. A large stock sheet punch die sheet laying device according to claim 6, wherein The model of the step motor (618) is STM57100.

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