CN112246936B

CN112246936B - Rolling mill

Info

Publication number: CN112246936B
Application number: CN202011036714.XA
Authority: CN
Inventors: 沈鹏程; 吴金龙; 何超; 吴润; 鱼向东; 盖秀宁; 严龙; 曹海军; 董伟; 张建东
Original assignee: Changshu Hongda Commercial Facilities Co ltd
Current assignee: Changshu Hongda Commercial Facilities Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2022-09-02
Anticipated expiration: 2040-09-28
Also published as: CN112246936A

Abstract

The application relates to a rolling mill, which comprises a rack, wherein a pressing plate device used for pressing up two sides of a laminate along the length direction is arranged on the rack, one end of the pressing plate device is connected with a bending device used for bending the two sides of the laminate, and one end of the bending device, which is far away from the pressing plate device, is connected with a folding device used for folding up the two sides of the laminate; the pressing plate device, the bending device and the folding device are connected with a driving device together, and one end of the folding device, which is far away from the bending device, is provided with an inward folding device for inward folding two ends of the laminate along the length direction. This application has the simplified operation step, and better be applicable to the effect of bending the edge of plywood.

Description

Rolling mill

Technical Field

The present application relates to the field of metal rolling, and more particularly to a rolling mill.

Background

The shelf of the supermarket is generally provided with a laminate, and four edges of the laminate are bent inwards. Because the shape that the plywood was buckled is comparatively complicated, consequently buckle the time to the plywood through the bender, need adjust the plywood many times, relative bender adjust the height and the orientation of plywood many times, bend step by step, finally reach required effect of buckling.

In view of the above-mentioned related technologies, the inventor thinks that when the laminate is bent by the bending machine, the laminate needs to be adjusted many times, and the operation process is complicated.

Disclosure of Invention

In order to simplify the operation steps and better adapt to bending the edge of a laminate, the application provides a rolling mill.

The application provides a rolling mill adopts following technical scheme:

a rolling mill comprises a rack, wherein a pressure plate device for pressing up two sides of a laminate along the length direction is arranged on the rack, one end of the pressure plate device is connected with a bending device for bending the pressed two sides of the laminate, and one end of the bending device, which is far away from the pressure plate device, is connected with a folding device for folding up the two sides of the laminate; the pressing plate device, the bending device and the folding device are connected with a driving device together, and one end, far away from the bending device, of the folding device is provided with an inward folding device used for inward folding two ends of the laminate along the length direction.

By adopting the technical scheme, when the laminated board passes through the rack, the laminated board sequentially passes through the pressing plate device, the bending device, the folding device and the inward folding device, and the edge of the laminated board can be bent in a relatively complex manner. The laminate does not need to be adjusted for multiple times in the bending process, the operation process is simple, and the method is suitable for bending the edge part of the laminate.

Optionally, the pressing plate device includes two pressing plate members, and the two pressing plate members are respectively located at two sides of the laminate along the length direction; each pressure plate piece comprises a plurality of pressure plate rollers, the pressure plate rollers are sequentially arranged along the direction from the pressure plate device to the bending device, and the pressure plate rollers axially comprise abutting parts and pressure plate parts; the diameters of the abutting parts are equal, and the diameters of the pressing plate parts are gradually reduced along the direction from the pressing plate device to the bending device;

a stabilizing roller is arranged below each pressure plate roller and comprises a stabilizing part and a supporting part, the supporting part is positioned below the corresponding abutting part, and the diameters of the supporting parts are equal; the stabilizing parts are located below the corresponding pressing plate parts, and the diameters of the stabilizing parts are gradually increased along the direction from the pressing plate device to the bending device.

Through adopting above-mentioned technical scheme, can upwards buckle the edge of plywood through the cooperation of clamp plate roller and stabilizer roll, butt portion and supporting portion play the effect that offsets with the plywood, can guarantee that the plywood is relatively stable at the in-process of bending. The plywood passes through between pressure board portion and the stabilizing part, and along with the diameter of pressure board portion reduces gradually, the diameter of stabilizing part crescent can reach the effect of bending the plywood.

Optionally, the bending device includes two bending pieces, and the two bending pieces are respectively located at two sides of the laminate along the length direction; each bending piece comprises a plurality of bending rollers, the plurality of bending rollers are sequentially arranged along the direction from the pressing plate device to the bending device, and the bending rollers comprise pressing parts, connecting parts and bending parts along the axial direction of the bending rollers; the diameters of the plurality of pressing parts are equal, the diameters of the plurality of connecting parts are equal, the diameters of the connecting parts are smaller than the diameters of the corresponding pressing parts and the bending parts, and the diameters of the plurality of bending parts are gradually increased along the direction from the pressing plate device to the bending device;

a fixed roller is arranged below each bending roller and comprises a fixed part, a clamping part and a supporting part, the supporting parts are positioned below the corresponding pressing parts, and the diameters of the supporting parts are equal; the clamping parts are positioned below the corresponding connecting parts, the diameters of the clamping parts are larger than those of the corresponding supporting parts and bending parts, and the diameters of the clamping parts are equal; the fixing parts are located below the corresponding bending parts, and the diameters of the fixing parts are gradually reduced along the direction from the pressing plate device to the bending device.

Through adopting above-mentioned technical scheme, can bend the edge of plywood downwards through the cooperation of bending roller and fixed roll, support splenium and supporting part play the effect that offsets with the plywood, can guarantee that the plywood is relatively stable at the in-process of bending. The plywood passes through between the portion of bending and the fixed part, along with the diameter crescent of the portion of bending, the diameter of fixed part reduces gradually, can realize the edge of plywood and bend downwards.

Optionally, the folding device comprises two folding pieces, and the two folding pieces are respectively positioned at two sides of the laminate along the length direction; each folding piece comprises a plurality of folding rollers, the folding rollers are sequentially arranged along the direction from the pressure plate device to the bending device, and the folding rollers comprise a contact part, a bearing part and a folding part along the axial direction; the diameters of the plurality of collision parts are equal, the diameters of the plurality of bearing parts are equal, and the diameters of the bearing parts are smaller than the diameters of the corresponding collision parts and the folding parts; the bending device comprises a plurality of bending parts, a plurality of pressing plate devices, a plurality of bending devices and a plurality of folding parts, wherein the bending parts are in a circular truncated cone shape, the axial lengths of the plurality of folding parts are gradually reduced along the direction from the pressing plate devices to the bending devices, and the angles between the generatrices of the plurality of folding parts and the lower bottom surfaces are gradually reduced along the direction from the pressing plate devices to the bending devices;

a resisting roller is arranged below each folding part and comprises a resisting part, an inserting part and a supporting part, the supporting part is positioned below the corresponding abutting part, and the diameters of the supporting parts are equal; the inserting parts are positioned below the corresponding bearing parts, and the diameters of the inserting parts are equal; the butting parts are located below the corresponding folding parts and are in a circular truncated cone shape, the angles between the generatrices of the butting parts and the lower bottom surface are gradually reduced along the direction from the pressing plate device to the bending device, and the generatrices of the butting parts are parallel to the generatrices of the corresponding folding parts.

Through adopting above-mentioned technical scheme, can upwards bend the edge of plywood through the cooperation of roll-up roller and resist the roller, conflict portion with prop the portion of holding and play the effect that offsets with the plywood, can guarantee that the in-process relatively stable that the plywood is bending. The plywood passes through between by the portion of turning up and the portion of keeping out, along with the axial length reduction of the portion of turning up, the axial length increase of the portion of keeping out can realize upwards buckling the edge of plywood.

Optionally, the inward folding device comprises two fixing frames, a fixed cylinder is arranged above each fixing frame, and a piston rod of each fixed cylinder is vertically downwards fixedly connected with a fixing plate; each one side that another mount was kept away from to the mount all is provided with the jacking cylinder, each the equal vertical fixedly connected with jacking board upwards of piston rod of jacking cylinder.

Through adopting above-mentioned technical scheme, fixed cylinder promotes the fixed plate and carries on spacingly to the position of plywood, then promotes the jacking board through jacking cylinder and buckles other both ends of plywood.

Optionally, two limiting plates are arranged between the fixing frames, each limiting plate is fixedly connected with a stabilizing cylinder, the stabilizing cylinders are located on one side of the length direction of the laminate, each piston rod of each stabilizing cylinder is arranged towards the laminate, and each piston rod of each stabilizing cylinder is connected with a stabilizing plate.

Through adopting above-mentioned technical scheme, the steadying plate moves about under the drive of stabilizing the cylinder, and when the piston rod of stabilizing the cylinder withdrawed, steadying plate and limiting plate can play limiting displacement to the floor.

Optionally, each stabilizing plate includes a connecting plate and a rotating plate, the connecting plate is fixedly connected with a piston rod of the stabilizing cylinder, and the rotating plate is rotatably connected with the connecting plate.

Through adopting above-mentioned technical scheme, the rotor plate rotates with even board to be connected, can have certain buffering effect when spacing to the plywood, because the edge of plywood is buckled, if it is spacing directly to carry out the centre gripping to the plywood, then probably can damage the plywood, and the rotor plate rotates with even board to be connected, just can avoid damaging the problem of plywood.

Optionally, a plurality of guide rollers are arranged on the rack, the guide rollers are sequentially arranged along the direction from the pressing device to the bending device, and the guide rollers are distributed below the pressing device, the bending device and the folding device.

Through adopting above-mentioned technical scheme, the back is set up to the guide roll, and the plywood carries out the in-process of bending on the frame, and the transportation that can be more smooth and easy.

Optionally, a conveyor belt conveyor is arranged below the inward folding device.

Through adopting above-mentioned technical scheme, the conveyer belt conveyer sets up the back, can make the transportation of plywood more smooth and easy when carrying out the infolding.

Optionally, the driving device includes two rotating motors, and the two rotating motors are respectively located at one side of the two pressing plate members; a motor shaft of each rotating motor is coaxially connected with a rotating shaft, each rotating shaft is sleeved with a plurality of rotating bevel gears, each rotating bevel gear is engaged with a driven bevel gear, the center of each driven bevel gear is connected with a driven shaft, and the driven shafts are arranged corresponding to the pressure plate roller, the bending roller and the folding roller;

the driving device further comprises two driving motors, wherein the two driving motors are respectively located on one side of the two pressing plate pieces, and are respectively and coaxially connected with a rotating rod and a rotating rod, each rotating rod is sleeved with a plurality of connecting bevel gears, each connecting bevel gear is meshed with a movable bevel gear, each movable bevel gear is connected to the center of each movable bevel gear, and the movable bevel gears correspond to the stabilizing rollers, the fixing rollers and the resisting rollers.

Through adopting above-mentioned technical scheme, can provide power for the rotation of clamp plate roller, the roller of bending and the roller of turning up through rotating the motor, can provide power for the rotation of stabilizing roll, fixed roll and offset roller through driving motor. The rotating directions of the rotating motor and the driving motor are opposite, and the laminated plate can be pushed to advance.

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

1. through the arrangement of the rack, the pressing plate device, the bending device, the folding device, the driving device and the inward folding device, the laminate does not need to be adjusted for multiple times, the operation process is simple, and the edge part of the laminate can be conveniently bent;

2. through the setting of limiting plate, stable cylinder and steadying plate, carry on spacingly to the plywood when can bending, guarantee the stability and the precision of bending.

Drawings

FIG. 1 is a schematic view of the overall construction of a laminate;

FIG. 2 is a schematic view showing the overall structure of the rolling mill according to the present embodiment;

FIG. 3 is a schematic structural view of the platen roller and the stabilizing roller shown in the present embodiment;

FIG. 4 is a schematic structural view of a bending roller and a fixing roller shown in the present embodiment;

fig. 5 is a schematic structural view of the turning-up roller and the resist roller shown in the present embodiment;

fig. 6 is a schematic view of the overall structure of the fold-in apparatus shown in this embodiment;

fig. 7 is a schematic view of the overall structure for showing the connection relationship of the platen device, the bending device, and the folding device according to the present embodiment.

Description of reference numerals: 1. a frame; 11. laminating the board; 12. a guide roller; 13. rotating the motor; 14. a rotating shaft; 141. rotating the bevel gear; 142. a driven bevel gear; 143. a driven shaft; 15. a drive motor; 16. rotating the rod; 161. connecting a bevel gear; 162. a movable bevel gear; 163. a movable rod; 2. a platen roller; 21. an abutting portion; 22. a pressing plate portion; 23. a stabilizing roller; 231. a stabilizer; 232. a support section; 3. bending rollers; 31. a pressing part; 32. a connecting portion; 33. a bending part; 34. a fixed roller; 341. a fixed part; 342. a snap-in portion; 343. a support portion; 4. a fold-up roller; 41. a contact part; 42. a receiving part; 43. a folded-up portion; 44. a resist roller; 441. a resisting part; 442. an insertion portion; 443. a supporting part; 5. a fixed mount; 51. a conveyor belt conveyor; 52. fixing the air cylinder; 53. a fixing plate; 54. jacking a cylinder; 55. a jacking plate; 56. a limiting plate; 561. a stabilizing cylinder; 562. a stabilizing plate; 563. connecting plates; 564. a rotating plate; 57. and a limiting frame.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

Referring to fig. 1, the laminate 11 is bent in a zigzag shape at both sides in the length direction, and both ends of the laminate 11 in the length direction are bent in an L shape.

The embodiment of the application discloses a rolling mill. Referring to fig. 2, the rolling mill comprises a frame 1, wherein a pressing device for pressing up two sides of a laminate 11 along the length direction is arranged on the frame 1, one end of the pressing device is connected with a bending device for bending the two sides of the laminate 11, and the end, far away from the pressing device, of the bending device is connected with a folding device for folding up the two sides of the laminate 11. And the pressing plate device, the bending device and the folding device are connected with a driving device together. Under the action of the pressing device, the bending device and the folding device, two sides of the laminated board 11 along the length direction are bent step by step to form a shape like a Chinese character 'ji'. One end of the folding device, which is far away from the bending device, is provided with an inward folding device for inward folding two ends of the laminate 11 along the length direction, and the two ends of the laminate 11 along the length direction are bent into an L shape through the inward folding device.

Referring to fig. 2 and 3, the platen device includes two platen members respectively located at both sides of the laminate 11 in the length direction. Each clamp plate piece all includes a plurality of clamp plate rollers 2, and a plurality of clamp plate rollers 2 set gradually along clamp plate device to bending device's direction, and clamp plate roller 2 includes butt portion 21 and clamp plate portion 22 in its axial. The plurality of abutting portions 21 are equal in diameter, and the plurality of pressing plate portions 22 are gradually reduced in diameter in the direction from the pressing plate device to the bending device.

Referring to fig. 2 and 3, a stabilizing roller 23 is disposed below each platen roller 2, the stabilizing roller 23 includes a stabilizing portion 231 and a supporting portion 232, the supporting portion 232 is located below the corresponding abutting portion 21, the diameters of a plurality of the supporting portions 232 are equal, and the non-bent portion of the laminate 11 passes between the supporting portion 232 and the abutting portion 21. The stabilizing portions 231 are located below the corresponding pressing plate portions 22, the diameters of the stabilizing portions 231 gradually increase along the direction from the pressing plate device to the bending device, the portion, where the laminate 11 is bent, is located between the pressing plate portions 22 and the stabilizing portions 231, and in the process of moving the laminate 11, as the diameter of the pressing plate portions 22 decreases, the diameter of the stabilizing portions 231 increases, and the edges of the laminate 11 are bent.

Referring to fig. 2 and 4, the bending apparatus includes two bending members, which are respectively located at both sides of the laminate 11 in the length direction. Each piece of bending all includes a plurality of bending rollers 3, and a plurality of bending rollers 3 set gradually along the direction of presser device to bending device, and bending rollers 3 includes in its axial direction to suppress portion 31, connecting portion 32 and the portion of bending 33. The diameters of the plurality of pressing parts 31 are equal, the diameters of the plurality of connecting parts 32 are equal, the diameters of the connecting parts 32 are smaller than the diameters of the corresponding pressing parts 31 and the bending parts 33, and the diameters of the plurality of bending parts 33 are gradually increased along the direction from the pressing plate device to the bending device.

Referring to fig. 2 and 4, a fixing roller 34 is disposed below each bending roller 3, the fixing roller 34 includes a fixing portion 341, a clamping portion 342, and a supporting portion 343, the supporting portion 343 is located below the corresponding pressing portion 31, the diameters of the supporting portions 343 are equal, and the non-bending portion of the laminate 11 passes between the supporting portion 343 and the pressing portion 31. The snap-in portions 342 are located below the corresponding connecting portions 32, the diameters of the snap-in portions 342 are larger than the diameters of the corresponding supporting portions 343 and the bending portions 33, and the diameters of the snap-in portions 342 are equal. The fixing portions 341 are located below the corresponding bending portions 33, the diameters of the fixing portions 341 gradually decrease along the direction from the pressing plate device to the bending device, when the laminate 11 passes between the bending portions 33 and the fixing portions 341, the diameters of the fixing portions 341 decrease along with the increase of the diameters of the bending portions 33, the edges of the laminate 11 are pressed by the clamping portions 342, and a protrusion attached to the connecting portion 32 is formed.

Referring to fig. 2 and 5, the folding means includes two folding members respectively provided at both sides of the laminate 11 in the longitudinal direction. Each folding piece comprises a plurality of folding rollers 4, the folding rollers 4 are sequentially arranged along the direction from the pressing plate device to the bending device, and the folding rollers 4 comprise abutting parts 41, bearing parts 42 and folding parts 43 along the axial direction of the folding rollers. The diameters of the interference parts 41 are equal, the diameters of the bearing parts 42 are equal, and the diameters of the bearing parts 42 are smaller than the diameters of the corresponding interference parts 41 and the folded parts 43. The folded parts 43 are circular truncated cone-shaped, the axial lengths of the plurality of folded parts 43 are gradually reduced along the direction from the pressing plate device to the bending device, and the angles between the generatrices of the plurality of folded parts 43 and the lower bottom surface are gradually reduced along the direction from the pressing plate device to the bending device.

Referring to fig. 2 and 5, a resisting roller 44 is disposed below each of the folding portions 43, the resisting roller 44 includes a resisting portion 441, an inserting portion 442 and a supporting portion 443, the supporting portion 443 is located below the corresponding resisting portion 41, the diameters of the supporting portions 443 are equal, and an un-bent portion of the laminate 11 passes between the resisting portion 41 and the supporting portion 443. The insertion portions 442 are located below the corresponding receiving portions 42, and the diameters of the plurality of insertion portions 442 are equal. The resisting parts 441 are positioned below the corresponding folding parts 43, the resisting parts 441 are in a circular truncated cone shape, the angles between the generatrices of the resisting parts 441 and the lower bottom surface are gradually reduced along the direction from the pressing plate device to the bending device, and the generatrices of the resisting parts 441 are parallel to the generatrices of the corresponding folding parts 43. When the laminated plate 11 passes between the folded portion 43 and the resisting portion 441, as the angle between the generatrix of the folded portion 43 and the lower bottom surface gradually decreases, the angle between the generatrix of the resisting portion 441 and the lower bottom surface gradually decreases, and the edge of the laminated plate 11 is bent and tilted.

Referring to fig. 2 and 6, the inward folding device includes two fixing frames 5, a conveyor belt conveyor 51 is disposed between the frame 1 and the fixing frame 5 and between the two fixing frames 5, and the two fixing frames 5 are respectively located at two ends of the laminate 11 in the length direction. A fixed cylinder 52 is arranged above each fixed frame 5, and a fixed plate 53 is fixedly connected to the piston rod of each fixed cylinder 52 vertically downwards. One side that another mount 5 was kept away from to each mount 5 all is provided with jacking cylinder 54, and the equal vertical fixedly connected with jacking board 55 up of piston rod of each jacking cylinder 54, jacking board 55 can buckle 11 length direction's both ends with jacking cylinder 54's drive down.

Referring to fig. 2 and 6, two limiting plates 56 are arranged between the two fixing frames 5, each limiting plate 56 is fixedly connected with a stabilizing cylinder 561, the two stabilizing cylinders 561 are located on one side of the length direction of the layer plate 11, a piston rod of each stabilizing cylinder 561 is arranged towards the layer plate 11, and a piston rod of each stabilizing cylinder 561 is connected with a stabilizing plate 562. Each stabilizing plate 562 comprises a connecting plate 563 and a rotating plate 564, wherein the connecting plate 563 is fixedly connected with a piston rod of the stabilizing cylinder 561, and the rotating plate 564 is rotatably connected with the connecting plate 563. Each limiting plate 56 is provided with a limiting frame 57, after a piston rod of the stabilizing cylinder 561 extends out, the rotating plate 564 is in contact with the limiting frame 57, and after the piston rod of the stabilizing cylinder 561 retracts, the bent part of the laminate 11 is located between the limiting plate 56 and the rotating plate 564, so that the laminate 11 can be fixed.

Referring to fig. 7, a plurality of guide rollers 12 are arranged on the frame 1, the guide rollers 12 are sequentially arranged along the direction from the pressing device to the bending device, and the guide rollers 12 are uniformly distributed below the pressing device, the bending device and the folding device.

Referring to fig. 2, the driving device includes two rotating motors 13, the two rotating motors 13 are respectively located at one side of the two platen members, and the two rotating motors 13 are motors with the same rotating speed. A rotating shaft 14 is coaxially connected to a motor shaft of each rotating motor 13, a plurality of rotating bevel gears 141 are sleeved on each rotating shaft 14, and a driven bevel gear 142 is engaged with each rotating bevel gear 141. The center of each driven bevel gear 142 is connected with a driven shaft 143, the driven shafts 143 are arranged corresponding to the pressure plate rollers 2, the bending rollers 3 and the folding rollers 4, the number of the driven shafts 143 is equal to the sum of the number of the pressure plate rollers 2, the number of the bending rollers 3 and the number of the folding rollers 4, the driven shafts 143 are fixedly connected with the centers of the pressure plate rollers 2, the number of the bending rollers 3 or the number of the folding rollers 4, and the driven shafts 143 are connected with the rack 1 through bearings.

Referring to fig. 2, the driving apparatus further includes two driving motors 15, the two driving motors 15 are motors with the same rotation speed, and the rotation directions of the driving motors 15 and the rotating motors 13 are opposite. Two driving motor 15 are located one side of two clamp plate pieces respectively, and equal coaxial coupling has dwang 16 on the motor shaft of two driving motor 15, all overlaps on each dwang 16 to be equipped with a plurality of connection bevel gear 161, all meshes on each connection bevel gear 161 to have movable bevel gear 162. The center of each movable bevel gear 162 is connected with a movable rod 163, the movable rods 163 are arranged corresponding to the stabilizing rollers 23, the fixed rollers 34 and the resisting rollers 44, the number of the movable rods 163 is equal to the sum of the number of the stabilizing rollers 23, the number of the fixed rollers 34 and the number of the resisting rollers 44, the movable rods 163 are fixedly connected with the centers of the stabilizing rollers 23, the fixed rollers 34 or the resisting rollers 44, and the movable rods 163 are connected with the frame 1 through bearings.

The implementation principle of the rolling mill in the embodiment of the application is as follows:

when the edge of the laminate 11 is to be bent, the two rotating motors 13 and the two driving motors 15 are started, the rotating directions of the platen roller 2 and the stabilizing roller 23 are opposite, the rotating directions of the bending roller 3 and the fixing roller 34 are opposite, and the rotating directions of the folding roller 4 and the resisting roller 44 are opposite. The laminate 11 is conveyed, and during the conveyance, both sides of the laminate 11 in the longitudinal direction are bent in a zigzag shape. Then, the laminate 11 is conveyed onto the conveyor belt conveyor 51, and the lifting plate 55 bends both ends of the laminate 11 in the longitudinal direction by being driven by the lifting cylinder 54.

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

Claims

1. A rolling mill characterized by: the laminated plate bending machine comprises a rack (1), wherein a pressing plate device used for pressing up two sides of a laminated plate (11) along the length direction is arranged on the rack (1), one end of the pressing plate device is connected with a bending device used for bending the two sides of the laminated plate (11) which is pressed up, and one end of the bending device far away from the pressing plate device is connected with a folding device used for folding up the two sides of the laminated plate which is bent up; the pressing plate device, the bending device and the folding device are connected with a driving device together, and one end of the folding device, which is far away from the bending device, is provided with an inward folding device for inward folding two ends of the laminate (11) along the length direction;

the inward folding device comprises two fixing frames (5), a fixing cylinder (52) is arranged above each fixing frame (5), and a piston rod of each fixing cylinder (52) is vertically downwards fixedly connected with a fixing plate (53); a jacking cylinder (54) is arranged on one side of each fixing frame (5) far away from the other fixing frame (5), and a piston rod of each jacking cylinder (54) is vertically and upwards fixedly connected with a jacking plate (55);

two limiting plates (56) are arranged between the two fixing frames (5), each limiting plate (56) is fixedly connected with a stabilizing cylinder (561), the two stabilizing cylinders (561) are located on one side of the length direction of the laminated plate (11), a piston rod of each stabilizing cylinder (561) is arranged towards the laminated plate (11), and a stabilizing plate (562) is connected to the piston rod of each stabilizing cylinder (561);

the plate pressing device comprises two plate pressing pieces, and the two plate pressing pieces are respectively positioned on two sides of the laminate (11) along the length direction; each pressure plate piece comprises a plurality of pressure plate rollers (2), the pressure plate rollers (2) are sequentially arranged along the direction from the pressure plate device to the bending device, and the pressure plate rollers (2) comprise abutting parts (21) and pressure plate parts (22) along the axial direction of the pressure plate rollers; the diameters of the abutting parts (21) are equal, and the diameters of the pressing plate parts (22) are gradually reduced along the direction from the pressing plate device to the bending device;

a stabilizing roller (23) is arranged below each pressure plate roller (2), each stabilizing roller (23) comprises a stabilizing part (231) and a supporting part (232), each supporting part (232) is positioned below the corresponding abutting part (21), and the diameters of the supporting parts (232) are equal; the stabilizing parts (231) are positioned below the corresponding pressing plate parts (22), and the diameters of a plurality of stabilizing parts (231) are gradually increased along the direction from the pressing plate device to the bending device;

the bending device comprises two bending pieces, and the two bending pieces are respectively positioned on two sides of the laminate (11) along the length direction; each bending piece comprises a plurality of bending rollers (3), the plurality of bending rollers (3) are sequentially arranged along the direction from the pressing plate device to the bending device, and the bending rollers (3) comprise pressing parts (31), connecting parts (32) and bending parts (33) in the axial direction; the diameters of the plurality of pressing parts (31) are equal, the diameters of the plurality of connecting parts (32) are equal, the diameters of the connecting parts (32) are smaller than the diameters of the corresponding pressing parts (31) and the bending parts (33), and the diameters of the plurality of bending parts (33) are gradually increased along the direction from the pressing plate device to the bending device;

a fixing roller (34) is arranged below each bending roller (3), each fixing roller (34) comprises a fixing portion (341), a clamping portion (342) and a supporting portion (343), each supporting portion (343) is located below the corresponding pressing portion (31), and the diameters of the supporting portions (343) are equal; the clamping parts (342) are positioned below the corresponding connecting parts (32), the diameters of the clamping parts (342) are larger than those of the corresponding supporting parts (343) and the corresponding bending parts (33), and the diameters of the clamping parts (342) are equal; the fixing parts (341) are positioned below the corresponding bending parts (33), and the diameters of the fixing parts (341) are gradually reduced along the direction from the pressure plate device to the bending device;

the folding device comprises two folding pieces, and the two folding pieces are respectively positioned on two sides of the laminate (11) along the length direction; each folding piece comprises a plurality of folding rollers (4), the folding rollers (4) are sequentially arranged along the direction from the pressure plate device to the bending device, and the folding rollers (4) comprise a contact part (41), a bearing part (42) and a folding part (43) along the axial direction of the folding rollers; the diameters of the plurality of interference parts (41) are equal, the diameters of the plurality of bearing parts (42) are equal, and the diameters of the bearing parts (42) are smaller than the diameters of the corresponding interference parts (41) and the folded parts (43); the folding parts (43) are in a circular truncated cone shape, the axial lengths of the plurality of folding parts (43) are gradually reduced along the direction from the pressing plate device to the bending device, and the angles between the generatrices of the plurality of folding parts (43) and the lower bottom surface are gradually reduced along the direction from the pressing plate device to the bending device;

a resisting roller (44) is arranged below each folding part (43), each resisting roller (44) comprises a resisting part (441), an inserting part (442) and a supporting part (443), each supporting part (443) is positioned below the corresponding interference part (41), and the diameters of the supporting parts (443) are equal; the insertion parts (442) are positioned below the corresponding bearing parts (42), and the diameters of a plurality of the insertion parts (442) are equal; the resisting parts (441) are positioned below the corresponding folded parts (43), the resisting parts (441) are in a circular truncated cone shape, the angles between the generatrices of the resisting parts (441) and the lower bottom surface are gradually reduced along the direction from the pressing plate device to the bending device, and the generatrices of the resisting parts (441) are parallel to the generatrices of the corresponding folded parts (43);

each stabilizing plate (562) comprises a connecting plate (563) and a rotating plate (564), the connecting plate (563) is fixedly connected with a piston rod of the stabilizing cylinder (561), and the rotating plate (564) is rotatably connected with the connecting plate (563).

2. A rolling mill according to claim 1, characterized in that: the bending machine is characterized in that a plurality of guide rollers (12) are arranged on the rack (1), the guide rollers (12) are sequentially arranged along the direction from the pressing plate device to the bending device, and the guide rollers (12) are distributed below the pressing plate device, the bending device and the folding device.

3. A rolling mill according to claim 1, characterized in that: and a conveyor belt conveyor (51) is arranged on the inward folding device.

4. A rolling mill according to claim 1, characterized in that: the driving device comprises two rotating motors (13), and the two rotating motors (13) are respectively positioned on one side of the two pressing plate pieces; a motor shaft of each rotating motor (13) is coaxially connected with a rotating shaft (14), each rotating shaft (14) is sleeved with a plurality of rotating bevel gears (141), each rotating bevel gear (141) is meshed with a driven bevel gear (142), the center of each driven bevel gear (142) is connected with a driven shaft (143), and the driven shafts (143) are arranged corresponding to the pressure plate rollers (2), the bending rollers (3) and the folding rollers (4);

drive arrangement still includes two driving motor (15), two driving motor (15) are located one side of two clamp plate pieces respectively, two equal coaxial coupling has dwang (16), each on the motor shaft of driving motor (15) dwang (16) all the cover is equipped with a plurality of connection bevel gear (161), each connect and all mesh on bevel gear (161) and have activity bevel gear (162), each the center department of activity bevel gear (162) all is connected with movable rod (163), movable rod (163) correspond the setting with stabilizing roll (23), fixed roll (34) and keep out roller (44).