CN211071434U

CN211071434U - Plate forming machine

Info

Publication number: CN211071434U
Application number: CN201921796951.9U
Authority: CN
Inventors: 丁胜仁; 张异孟; 郭俊虎; 耿伟
Original assignee: Henan Xingtian Equipment Technology Co ltd
Current assignee: Henan Xingtian Equipment Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-24
Anticipated expiration: 2029-10-23

Abstract

The utility model relates to a door frame processingequipment field, more specifically say, it relates to a panel make-up machine, include the frame and place the panel in the frame, fixed being provided with in the frame is used for carrying out the conveyor that carries panel, a notching device that is used for carrying out notching processing to panel after carrying and the forming device that is used for carrying out shaping processing to panel after the notching processing, the notching device sets up between conveyor and forming device, forming device includes drive assembly, the shaping subassembly and the subassembly of bending, drive assembly and the subassembly of bending all fix the setting in the frame, shaping subassembly and drive assembly fixed connection, and the shaping subassembly sets up between notching device and the subassembly of bending, panel wears to locate in the shaping subassembly. Through be provided with conveyor and forming device in the frame, can treat the panel of processing and carry out lasting feeding and the shaping processing that lasts to make the shaping processing easy operation, efficient of panel of make-up machine.

Description

Plate forming machine

Technical Field

The utility model relates to a door frame processingequipment field, more specifically say, it relates to a panel make-up machine.

Background

The forming machine equipment is used for processing the steel plate and is simple in structure. The plate forming machine is divided into a single-side plate forming machine and a double-side plate one-step forming machine, wherein the single-side plate forming machine enables a single side of the inner plate and the outer plate of the door leaf to be formed at one time, and the double-side plate one-step forming machine enables the left plate and the right plate of the inner plate and the outer plate of the door leaf. The plate forming machine comprises straightening and cutting, and a cutting part on the plate forming machine is used for cutting the plate. The existing door frame processing equipment generally adopts a door frame forming machine.

Chinese patent with publication number CN206201545U discloses a right-angle forming machine for door bodies, which comprises a frame, wherein when the machine works, the door bodies are placed on a lower template, the end parts of the door bodies are propped against an inner baffle, a hydraulic cylinder is started, the hydraulic cylinder drives an upper template to descend, the upper transition surface of the upper template is contacted with a notch of the lower template, and thus a right angle with a round angle is formed on the door bodies; when limit switch and lower bolster contact, the pneumatic cylinder stops the decline process, simultaneously, in work, when the door body is shorter, at the in-process that the cope match-plate pattern pushed down, the part that the door body is located the operation groove outside can be ascending trend, and at this moment, only need external force make the part that the door body is located the operation groove outside fixed can. Although the door body can be formed in the actual using process of the forming machine, the door body needs to be firstly cut into single door bodies and then the single door bodies are formed one by one during the forming process, so that the problems of complex processing operation, low efficiency and the like are caused, and therefore the forming machine needs to be improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a panel make-up machine, it can treat the panel of processing and carry out the feeding that lasts through being provided with conveyor and forming device in the frame to carry out the contour machining that lasts with panel through forming device, thereby make the make-up machine to the contour machining easy operation of panel, efficient.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a plate forming machine, includes the frame and places the panel in the frame, fixed being provided with in the frame is used for carrying out conveyor of carrying to panel, is used for carrying out the notching device of notching processing to panel after carrying and is used for carrying out the forming device of forming processing to panel after the notching processing, the notching device sets up between conveyor and forming device, forming device includes drive assembly, shaping subassembly and the subassembly of bending, drive assembly and the subassembly of bending all fix the setting in the frame, shaping subassembly and drive assembly fixed connection, and the shaping subassembly sets up between notching device and the subassembly of bending, panel wears to locate in the shaping subassembly.

Through the technical scheme, the frame is fixedly provided with the conveying device used for conveying the plates, the notching device used for notching the conveyed plates and the forming device used for forming the plates subjected to notching, the driving device is used for conveying the plates to the notching device for notching, the notching device is used for processing the plates subjected to notching, the forming device is used for processing the plates after the notching is finished, continuous feeding and continuous forming can be carried out on the plates to be processed, and therefore the forming machine is simple in operation and high in efficiency.

The utility model discloses further set up to: the conveying device comprises a driving device, a rotating gear and a toothed chain, the driving device is fixedly arranged on the rack, the rotating gear is coaxially fixed on an output shaft of the driving device, conveying rollers penetrate through the rotating gear and are fixedly connected with the rotating gear, a plurality of conveying rollers and the rotating gear are arranged along the length direction of the rack, the toothed chain is sleeved on the rotating gear, and the toothed chain is meshed with the rotating gear.

Through above-mentioned technical scheme, drive arrangement is fixed to be set up in the frame, and the transmitting gear is coaxial to be fixed on drive arrangement's output shaft, and when drive arrangement rotated, can electronic transmitting gear rotate, drives the chain gear and rotates, makes the conveying roller rotate to can realize that the conveying roller carries the panel of placing above that, simple structure, simple operation.

The utility model discloses further set up to: the notching device comprises an air cylinder, a fixing frame and a notching knife, wherein the fixing frame is fixedly arranged on the rack, the air cylinder is fixedly arranged on the fixing frame, a piston rod penetrates through the air cylinder, the piston rod penetrates through the fixing frame, the piston rod is in sliding fit with the fixing frame, and the notching knife is fixedly arranged on the piston rod.

Through above-mentioned technical scheme, the fixed mount that is provided with in the frame, the cylinder is fixed to be set up on the mount, when needs carry out the notching to the panel of placing in the notching device man-hour, starts the cylinder, makes the piston rod of cylinder stretch out in the mount, drives the notching sword simultaneously and carries out the notching to panel to go out the notch the same with the notching sword shape with panel punching, it is more convenient to process.

The utility model discloses further set up to: the drive assembly includes driving motor, pivot and reduction gear, driving motor is fixed to be set up in the frame, the pivot is coaxial to be fixed on driving motor's output shaft, the reduction gear cover is located in the pivot, wear to be equipped with the dwang in the reduction gear, the fixed gear that is provided with on the dwang, and gear and shaping subassembly fixed connection.

Through the technical scheme, driving motor is fixed to be set up in the frame, the pivot is coaxial to be fixed on driving motor's output shaft, driving motor rotates, thereby it rotates to drive the pivot, thereby it rotates to drive the dwang through the reduction gear, make the gear revolve, the gear can drive the shaping subassembly and rotate, carry out contour machining to the panel that gets into in the shaping subassembly, bend the side of the panel after the notching, and gradually roll over into the right angle, can realize that the contour machining who lasts to the panel of shaping subassembly handles, it is more convenient to operate.

The utility model discloses further set up to: the shaping subassembly includes forming roll and live-rollers, forming roll and live-rollers all set up in the frame, and forming roll and live-rollers rotate with the frame and support, forming roll and live-rollers and gear fixed connection, the shaping groove has all been seted up on forming roll and the live-rollers, and forming roll and the corresponding setting of live-rollers.

Through the technical scheme, forming roll and live-rollers all set up in the frame, forming roll and live-rollers and gear fixed connection, when driving motor drive gear rotated, can drive forming roll and live-rollers through the gear and rotate, carry out contour machining to panel through the shaping groove on forming roll and the live-rollers, the limit of bending that will wait of panel carries out the limit of bending that lasts and handles, can realize bending the limit of waiting to bend of panel and become the right angle limit, machining efficiency is high.

The utility model discloses further set up to: the bending assembly comprises a support piece, an inner side straightening piece and a butt piece, wherein the support piece and the butt piece are fixedly arranged on the rack, the inner side straightening piece is fixedly arranged on the support piece, the inner side straightening piece and the butt piece are correspondingly arranged, the inner side straightening piece is in butt joint with the inner side of the plate with the fillet right-angle bending edge, and the butt piece is in butt joint with the outer side of the plate bending edge.

Through the technical scheme, support piece and butt piece are all fixed to be set up in the frame, inboard alignment butt is in the inboard that has fillet right angle limit of panel, the butt is in the outside on the limit is bent to panel, bend the processing to panel through inboard alignment and butt piece, the right angle limit of bending that makes the panel through contour machining can keep buckling, the right angle limit of bending that makes panel is more firm, avoid the panel after the contour machining under the effect of its self rigidity restoring force, the limit of bending can not keep the right angle state, it is poor to cause contour machining's panel quality.

The utility model discloses further set up to: the pressing device is fixedly arranged on the rack and abutted against the plate and comprises a support frame and a pressing plate, the support frame is arranged on the rack, the pressing plate is fixedly arranged on the support frame and abutted against the upper surface of the plate.

Through the technical scheme, the pressing device is fixedly arranged on the rack, the supporting frame is arranged on the rack, the pressing plate is arranged on the supporting frame, the upper surface of the plate is pressed through the pressing plate, the plate can be abutted to the rotating roller in the forming machining process, the plate is always positioned between the rotating roller and the forming roller for forming machining, the plate is prevented from shaking in the forming machining process of the forming roller and the rotating roller, machining errors are caused, and the quality of the plate subjected to forming machining is low.

The utility model discloses further set up to: the rack is fixedly provided with a placing frame, an adjusting groove is formed in the placing frame, the supporting frame is arranged in the adjusting groove in a penetrating mode, an adjusting screw rod is arranged in the placing frame in a penetrating mode, the adjusting screw rod is vertically arranged, the placing frame is in threaded connection with the adjusting screw rod, and the adjusting screw rod extends to the two ends of the supporting frame in a butt mode.

Through the technical scheme, the fixed rack that is provided with in the frame, the adjustment tank has been seted up on the rack, wear to be equipped with adjusting screw in the rack, the vertical setting of adjusting screw, rack and adjusting screw threaded connection, and adjusting screw extends to the both ends of adjustment tank interior butt in the support frame, carry out the centre gripping to the support frame through adjusting screw, simultaneously through twisting the adjusting screw who moves the support frame both ends, make adjusting screw can drive the support frame and carry out the ascending altitude mixture control of vertical side, thereby make the pressure board can freely adjust, better according to the upper surface at panel, make the panel quality of contour machining higher.

To sum up, the utility model discloses following beneficial effect has:

(1) the conveying device and the forming device are arranged on the rack, so that the plate to be processed can be continuously fed, and the plate can be continuously formed and processed by the forming device, and the forming operation of the forming machine on the plate is simple and high in efficiency;

(2) the support piece and the abutting piece are arranged on the rack, the inner straightening piece abuts against the inner side of the plate with the fillet right-angle side, the abutting piece abuts against the outer side of the plate bending side, the plate is bent through the inner straightening piece and the abutting piece, the right-angle bending side of the plate after being formed can be kept bent, the right-angle bending side of the plate is more stable, and the problem that the bent side of the plate after being formed cannot keep a right-angle state under the action of the rigidity restoring force of the plate is avoided, so that the quality of the plate after being formed is poor;

(3) through fixed press device that sets up in the frame, the support frame sets up in the frame, is provided with the pressure on the support frame and presses down the clamp plate, presses down the upper surface of panel through the pressure, makes panel can the butt on the live-rollers in the shaping course, makes panel be in all the time and carries out shaping processing between live-rollers and the shaping roller, avoids panel in shaping course of working in shaping roller and live-rollers, produces and rocks, causes machining error, makes shaping processing's panel quality lower.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

fig. 5 is a schematic view showing the structure of the driving assembly.

Reference numerals: 1. a frame; 2. a plate material; 3. a conveying device; 31. a drive device; 32. a rotating gear; 33. a toothed chain; 34. a conveying roller; 4. a notching device; 41. a cylinder; 42. a fixed mount; 43. a notching cutter; 44. a piston rod; 5. a molding device; 51. a drive assembly; 511. a drive motor; 512. a rotating shaft; 513. a speed reducer; 514. rotating the rod; 515. a gear; 52. a molding assembly; 521. a forming roller; 522. a rotating roller; 523. forming a groove; 53. bending the assembly; 531. a support member; 532. an inboard straightening member; 533. an abutting member; 6. a pressing device; 61. a support frame; 62. a pressing plate; 7. placing a rack; 71. an adjustment groove; 72. adjusting the screw rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A sheet forming machine comprises a machine frame 1 and a sheet 2 placed on the machine frame 1, wherein a conveying device 3 used for conveying the sheet 2, a notching device 4 used for notching the conveyed sheet 2 and a forming device 5 used for forming the sheet 2 subjected to notching are fixedly arranged on the machine frame 1, and the notching device 4 is arranged between the conveying device 3 and the forming device 4. When panel 2 carries out the contour machining operation, carry panel 2 through conveyor 3 earlier, make panel 2 get into from one side of frame 1 to when reacing notching device 4 department, carry out the notching processing to panel 2 by notching device 4, go out the notch with panel 2 punching press, panel 2 gets into forming device 5 after the processing is accomplished in, carries out contour machining to panel 2 through forming device 5, makes the side that the notching of panel 2 was accomplished carry out the bending process. The forming machine can continuously feed the plate 2 to be processed and continuously form and process the plate 2 through the forming device 5, so that the forming machine is simple in operation and high in efficiency in forming and processing the plate 2.

As shown in fig. 1 and 2, the conveying device 3 includes a driving device 31, a rotating gear 32 and a toothed chain 33, the driving device 31 is fixedly disposed on the frame 1, the driving device 31 can be directly formed by a motor, the rotating gear 32 is coaxially fixed on an output shaft of the motor, a conveying roller 34 is disposed in the rotating gear 32 in a penetrating manner, the conveying roller 34 is fixedly connected with the rotating gear 32, a plurality of conveying rollers 34 and the rotating gear 32 are disposed along a length direction of the frame 1, the toothed chain 33 is sleeved on the rotating gear 32, and the toothed chain 33 is meshed with the rotating gear 32. When conveying device 3 carried panel 2, start drive arrangement 31, drive rotating gear 32 rotates, drives the toothed chain 33 and rotates, and toothed chain 33 drives along the ascending a plurality of rotating gear 32 rotations of 1 length direction of frame to make rotating gear 32 drive conveying roller 34 and rotate, carry panel 2 placed on conveying roller 34, and carry notching device 4 department with panel 2.

As shown in fig. 1 and 3, the notching device 4 includes a cylinder 41, a fixing frame 42 and a notching knife 43, the fixing frame 42 is fixedly disposed on the frame 1, the cylinder 41 is fixedly disposed on the fixing frame 42, a piston rod 44 penetrates through the cylinder 41, the piston rod 44 penetrates through the fixing frame 42, the piston rod 44 is in sliding fit with the fixing frame 42, and the notching knife 43 is fixedly disposed on the piston rod 44. When conveying device 3 carries panel 2 to notching device 4 department, notching device 4 treats the notching position to panel 2 along the ascending both ends of 1 width direction of frame and carries out the notching processing, starts cylinder 41, and piston rod 44 is vertical gliding downwards in mount 42, drives the notching sword 43 and cuts panel 2, carries out the notching processing to panel 2, and the back is accomplished in the notching processing, and piston rod 44 drives the vertical upward movement of notching sword 43, prepares for carrying out the notching processing of next time.

As shown in fig. 1, after the sheet material 2 is subjected to the notching process, the sheet material 2 is moved to a forming device 5 by the conveying action of a conveying device 3 for forming. The forming device 5 comprises a driving assembly 51, a forming assembly 52 and a bending assembly 53, the driving assembly 51 and the bending assembly 53 are both fixedly arranged on the machine frame 1, the forming assembly 52 is fixedly connected with the driving assembly 51, the forming assembly 52 is arranged between the notching device 4 and the bending assembly 53, and the plate 2 is arranged in the forming assembly 52 in a penetrating mode. Panel 2 carries out the shaping man-hour through forming device 5, drive forming assembly 52 by drive assembly 51 and rotate, 2 side width surpasss the part of dashing the notch and buckle processing to panel 2 between two adjacent dashing the notch of horizontal direction, bend to panel 2 limit through bending assembly 53 after the processing is accomplished, make panel 2 limit of bending can keep the right angle state, make the right angle limit of bending of panel 2 more firm, panel 2 after avoiding the shaping processing is under the effect of its self rigidity restoring force, the limit of bending can not keep the right angle state, it is poor to cause 2 qualities of panel of shaping processing.

As shown in fig. 1 and 5, the driving assembly 51 includes a driving motor 511, a rotating shaft 512 and a speed reducer 513, the driving motor 511 is fixedly disposed on the frame 1, the rotating shaft 512 is coaxially fixed on an output shaft of the driving motor 511, the speed reducer 513 is sleeved on the rotating shaft 512, a rotating rod 514 is disposed in the speed reducer 513 in a penetrating manner, a gear 515 is fixedly disposed on the rotating rod 514, and the gear 515 is fixedly connected to the forming assembly 52. When the plate 2 is formed, the driving motor 511 is started to drive the rotating shaft 512 to rotate, the rotating rod 514 is driven to rotate through the speed reducer 513, and the gear 515 is driven to rotate, so that the forming assembly 52 can be driven to form the plate 2.

As shown in fig. 1 and 3, the forming assembly 52 includes a forming roller 521 and a rotating roller 522, the forming roller 521 and the rotating roller 522 are both disposed on the frame 1, the forming roller 521 and the rotating roller 522 are rotatably supported by the frame 1, in combination with fig. 5, the forming roller 521 and the rotating roller 522 are fixedly connected to the gear 515, the gear 515 is two gears 515 engaged with each other in the vertical direction, the rotating roller 522 is coaxially fixed to the gear 515 at the bottom end, the forming roller 521 is coaxially fixed to the gear 515 at the top end, forming grooves 523 are both disposed on the forming roller 521 and the rotating roller 522, and the forming roller 521 and the rotating roller 522 are disposed correspondingly. When gear 515 rotates, can drive shaping roller 521 and live-rollers 522 and rotate simultaneously, the limit of bending of treating of panel 2 that will set up in shaping groove 523 through shaping groove 523 is processed, shaping roller 521 and live-rollers 522 are provided with a plurality ofly along 1 length direction of frame, and the vertical height of shaping groove 523 on the shaping roller 521 increases gradually, cooperate with the shaping groove 523 on the live-rollers 522, thereby with the gradual processing of buckling in the limit of bending of treating of panel 2, the limit of bending of treating that makes panel 2 is the right angle setting.

As shown in fig. 1 and 4, after the bending process of the bent edge of the plate 2 is completed, the plate 2 is continuously bent, so that the bent edge of the plate 2 can keep a right-angled state, the bending assembly 53 includes a support member 531, an inner straightening member 532 and an abutting member 533, the support member 531 and the abutting member 533 are both fixedly arranged on the rack 1, the inner straightening member 532 is fixedly arranged on the support member 531, the inner straightening member 532 is arranged corresponding to the abutting member 533, the inner straightening member 532 abuts against the inner side of the plate 2 with the rounded right-angled bent edge, the abutting member 533 abuts against the outer side of the bent edge of the plate 2, the plate 2 is bent through the inner straightening member 532 and the abutting member 533, the bent edge of the plate 2 is clamped, the right-angled bent edge of the plate 2 after being formed can be kept bent, and the right-angled bent edge of the plate 2 is more stable.

As shown in fig. 1 and 4, in order to avoid the sheet material 2 from shaking during the forming process in the forming roller 521 and the rotating roller 522 and causing processing errors, the quality of the formed sheet material 2 is low, the pressing device 6 is fixedly arranged on the frame 1, the pressing device 6 abuts against the sheet material 2, the pressing device 6 comprises a supporting frame 61 and a pressing plate 62, the supporting frame 61 is arranged on the frame 1, the pressing plate 62 is fixedly arranged on the supporting frame 61, and the pressing plate 62 abuts against the upper surface of the sheet material 2 to press the sheet material 2 during the forming process. Frame 1 is last to be fixed and is provided with rack 7, has seted up adjustment tank 71 in the rack 7, and support frame 61 wears to locate in adjustment tank 71, wears to be equipped with adjusting screw 72 in the rack 7, the vertical setting of adjusting screw 72, rack 7 and adjusting screw 72 threaded connection, and adjusting screw 72 extends to the both ends of butt in support frame 61 in adjustment tank 71. Carry out the centre gripping to support frame 61 through adjusting screw 72, move the adjusting screw 72 at support frame 61 both ends simultaneously through twisting, make adjusting screw 72 can drive support frame 61 and carry out the ascending altitude mixture control of vertical side to make and press the clamp plate 62 and can freely adjust, better press at the upper surface of panel 2, make the 2 qualities of shaping processing's panel higher.

The implementation principle of the embodiment is as follows: when panel 2 carries out the contour machining operation, carry panel 2 through conveyor 3 earlier, make panel 2 get into from one side of frame 1, and when reacing notching device 4 department, carry out the notching processing to panel 2 by notching device 4, go out the notch with panel 2 punching press, panel 2 gets into forming device 5 after the processing is accomplished, drive forming assembly 52 by drive assembly 51 and rotate, the processing of buckling is surpassed the part that dashes the notch to panel 2 side width between two adjacent notching of horizontal direction on panel 2, bend the limit to panel 2 through bending assembly 53 after the processing is accomplished, make panel 2 bend the limit and can keep the right angle state, make the right angle limit of panel 2 more firm that bends, panel 2 contour machining accomplishes the back, conveyor 3 carries out panel 2 from one side of frame 1, accomplish the contour machining to panel 2.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A sheet forming machine comprises a rack (1) and a sheet (2) placed on the rack (1), and is characterized in that a conveying device (3) used for conveying the sheet (2), a notching device (4) used for notching the conveyed sheet (2) and a forming device (5) used for forming the sheet (2) subjected to notching are fixedly arranged on the rack (1), the notching device (4) is arranged between the conveying device (3) and the forming device (5), the forming device (5) comprises a driving assembly (51), a forming assembly (52) and a bending assembly (53), the driving assembly (51) and the bending assembly (53) are fixedly arranged on the rack (1), the forming assembly (52) is fixedly connected with the driving assembly (51), and the forming assembly (52) is arranged between the notching device (4) and the bending assembly (53), the plate (2) penetrates through the forming assembly (52).

2. The sheet forming machine according to claim 1, wherein the conveying device (3) comprises a driving device (31), a rotating gear (32) and a toothed chain (33), the driving device (31) is fixedly arranged on the rack (1), the rotating gear (32) is coaxially fixed on an output shaft of the driving device (31), a conveying roller (34) penetrates through the rotating gear (32), the conveying roller (34) is fixedly connected with the rotating gear (32), the conveying roller (34) and the rotating gear (32) are arranged in a plurality along the length direction of the rack (1), the toothed chain (33) is sleeved on the rotating gear (32), and the toothed chain (33) is meshed with the rotating gear (32).

3. The sheet forming machine according to claim 1, wherein the notching device (4) comprises a cylinder (41), a fixing frame (42) and a notching knife (43), the fixing frame (42) is fixedly arranged on the frame (1), the cylinder (41) is fixedly arranged on the fixing frame (42), a piston rod (44) penetrates through the cylinder (41), the piston rod (44) penetrates through the fixing frame (42), the piston rod (44) is in sliding fit with the fixing frame (42), and the notching knife (43) is fixedly arranged on the piston rod (44).

4. The sheet forming machine according to claim 1, wherein the driving assembly (51) comprises a driving motor (511), a rotating shaft (512) and a speed reducer (513), the driving motor (511) is fixedly arranged on the frame (1), the rotating shaft (512) is coaxially fixed on an output shaft of the driving motor (511), the speed reducer (513) is sleeved on the rotating shaft (512), a rotating rod (514) penetrates through the speed reducer (513), a gear (515) is fixedly arranged on the rotating rod (514), and the gear (515) is fixedly connected with the forming assembly (52).

5. The sheet forming machine according to claim 4, wherein the forming assembly (52) comprises a forming roller (521) and a rotating roller (522), the forming roller (521) and the rotating roller (522) are both arranged on the rack (1), the forming roller (521) and the rotating roller (522) are rotatably supported by the rack (1), the forming roller (521) and the rotating roller (522) are fixedly connected with the gear (515), forming grooves (523) are respectively formed in the forming roller (521) and the rotating roller (522), and the forming roller (521) and the rotating roller (522) are correspondingly arranged.

6. A sheet forming machine according to claim 1, characterized in that the bending assembly (53) comprises a support member (531), an inner straightening member (532) and an abutment member (533), the support member (531) and the abutment member (533) are both fixedly arranged on the frame (1), the inner straightening member (532) is fixedly arranged on the support member (531), the inner straightening member (532) is arranged corresponding to the abutment member (533), the inner straightening member (532) abuts against the inner side of the sheet (2) having the rounded right-angled bending edge, and the abutment member (533) abuts against the outer side of the bending edge of the sheet (2).

7. A sheet forming machine according to claim 1, wherein the frame (1) is fixedly provided with a pressing device (6), and the pressing device (6) abuts against the sheet (2), the pressing device (6) comprises a supporting frame (61) and a pressing plate (62), the supporting frame (61) is arranged on the frame (1), the pressing plate (62) is fixedly arranged on the supporting frame (61), and the pressing plate (62) abuts against the upper surface of the sheet (2).

8. The sheet forming machine according to claim 7, wherein a placing frame (7) is fixedly arranged on the machine frame (1), an adjusting groove (71) is formed in the placing frame (7), the supporting frame (61) is arranged in the adjusting groove (71) in a penetrating manner, an adjusting screw (72) is arranged in the placing frame (7) in a penetrating manner, the adjusting screw (72) is vertically arranged, the placing frame (7) is in threaded connection with the adjusting screw (72), and the adjusting screw (72) extends into the adjusting groove (71) and abuts against two ends of the supporting frame (61).