CN212419203U

CN212419203U - Efficient automatic plate folding machine

Info

Publication number: CN212419203U
Application number: CN202020821580.1U
Authority: CN
Inventors: 杨宜林; 盛井军; 王伟
Original assignee: Zhengzhou Shenyu Fireproof Products Co ltd
Current assignee: Zhengzhou Shenyu Fireproof Products Co ltd
Priority date: 2020-05-16
Filing date: 2020-05-16
Publication date: 2021-01-29
Anticipated expiration: 2030-05-16

Abstract

The utility model relates to a high-efficient automatic plate folding machine relates to the technical field of metal section processing, it includes the support, loading attachment, folded plate device and unloader, fixedly connected with work platform on the support, loading attachment includes first step motor and a plurality of first running roller, first step motor fixed connection is on the support, first running roller rotates to be connected on the support, and first running roller radially passes work platform at self, first step motor is connected with a plurality of first running roller transmissions, unloader includes second step motor and a plurality of second running roller, second step motor fixed connection is on the support, second running roller rotates to be connected on the support, the output shaft and the second running roller transmission of second step motor are connected, the second running roller radially passes the rotor plate at self. The utility model discloses can accomplish the material loading of steel sheet automatically, buckle and the unloading, reduce operation workman's intensity of labour, buckle the continuity reinforcing of steel sheet simultaneously, efficiency when improving the steel sheet folded plate.

Description

Efficient automatic plate folding machine

Technical Field

The utility model belongs to the technical field of the technique of metal section processing and specifically relates to a high-efficient automatic plate folding machine is related to.

Background

A plate bending machine, also called a bending machine, is important equipment for bending and forming workpieces in the sheet metal industry, and is used for pressing and bending a steel plate into parts in various shapes according to process requirements.

At present, the announcement day is 09 months 10 in 2019, chinese utility model patent that the announcement number is CN209363340U provides a manual plate folding machine, it includes the workstation, two supporting shoes with the one end both sides fixed connection of workstation, with two supporting shoe articulated rotor plates, still be provided with the clearance that supplies the steel sheet to run through on the workstation, the both sides of workstation are provided with two fan-shaped limiting plates, be provided with the circular arc through-hole on two fan-shaped limiting plates, the circular arc through-hole is concentric rather than the centre of a circle of the fan-shaped limiting plate that corresponds, the workstation below articulates there is the board of accepting, the pin joint setting of accepting board and workstation is on the straight line that forms after the centre of a circle of two fan-shaped limiting plates is connected, the both sides of accepting the board are connected with the adjusting bolt who runs through the circular arc through-hole, and the adjusting bolt.

When carrying out the folded plate, the operation workman inserts the steel sheet in the clearance earlier, and make the steel sheet be close to the one end of supporting shoe and expose outside the workstation, later loosen adjusting bolt, and remove adjusting bolt position in the circular arc through-hole, accept the angle between board and the work platform with the adjustment, later relock adjusting bolt and then will accept the board fixed, later rotate the rotor plate, make rotor plate and steel sheet laminating, later continue to rotate the rotor plate, make the steel sheet rotate to and accept the board laminating, just so accomplish once buckling of steel sheet, the angle that the steel sheet was buckled is the same with the contained angle of accepting board and work platform.

The above prior art solutions have the following drawbacks: because the steel plate is placed, the steel plate is bent and then the steel plate is discharged, the steel plate is manually controlled by operators, the labor intensity of the operators is high, the plate folding efficiency is low, and the continuous production is not facilitated.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a high-efficient automatic folded plate machine can realize automatic feeding, buckle and unloading, has reduced operation workman's intensity of labour, improves the efficiency of folded plate simultaneously.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a high-efficiency automatic plate folding machine comprises a support, a feeding device, a plate folding device and a discharging device, wherein a working platform is fixedly connected to the support, the feeding device comprises a first stepping motor and a plurality of first rollers, the first stepping motor is fixedly connected to the support, the first rollers are rotatably connected to the support, the first rollers penetrate through the working platform in the radial direction of the first rollers, the first stepping motor is in transmission connection with the plurality of first rollers, the plate folding device comprises a pressing block, a first air cylinder, a rotating plate and a second air cylinder, the cylinder body of the first air cylinder is fixedly connected to the support, the axis of the first air cylinder is perpendicular to the upper end face of the working platform, the pressing block is fixedly connected to the piston rod of the first air cylinder, the cylinder body of the second air cylinder is rotatably connected to the support, and the piston rod of the second cylinder is rotatably connected with the rotating plate, the rotating plate is further rotatably connected with the support, the blanking device comprises a second stepping motor and a plurality of second rollers, the second stepping motor is fixedly connected to the support, the second rollers are rotatably connected to the support, the output shaft of the second stepping motor is in transmission connection with the second rollers, and the second rollers penetrate through the rotating plate in the radial direction of the second rollers.

By adopting the technical scheme, when the plate folding is carried out, the steel plate to be bent is conveyed to the first roller wheel, the first roller wheel is conveyed to the lower part of the pressing block under the driving of the first stepping motor, then the pressing block is driven by the first air cylinder to slide towards the working platform, the steel plate is tightly pressed on the working platform through the pressing block, then the rotating plate is driven by the second air cylinder to rotate, the steel plate can be bent by rotating the rotating plate, after the steel plate is bent, the first stepping motor rotates again, the first roller wheel conveys the steel plate to the second roller wheel, the second stepping motor rotates, and then the second roller wheel conveys the steel plate to the next station; so set up, the material loading of steel sheet, buckle and the unloading all need not be through the operation of operation workman, have reduced operation workman's intensity of labour, buckle the continuity reinforcing of steel sheet simultaneously, efficiency when having improved the folded plate.

The present invention may be further configured in a preferred embodiment as: still be provided with positioner on the support, positioner includes first stopper, first stopper with support fixed connection, just first stopper sets up in one side of steel sheet moving direction, the axle center of first running roller is the slope setting with the traffic direction of steel sheet.

Through adopting above-mentioned technical scheme, first running roller is when carrying the steel sheet, and the steel sheet has the gliding trend towards first stopper, and when a side butt of steel sheet was on first stopper, the steel sheet can't slide towards the direction of first stopper again, and the difficult emergence skew of steel sheet has so improved the precision when buckling.

The present invention may be further configured in a preferred embodiment as: the positioning device further comprises a second limiting block and a third air cylinder, the cylinder body of the third air cylinder is fixedly connected to the support, the axis of the third air cylinder is perpendicular to the upper surface of the working platform, the second limiting block is connected with the piston rod of the third air cylinder, and the second limiting block penetrates through the rotating plate in the axial direction of the third air cylinder.

By adopting the technical scheme, after the first roller wheel drives the steel plate to slide, the front end face of the steel plate in the self sliding direction abuts against the second limiting block, the steel plate cannot continuously slide, so that the steel plate is completely positioned, manual positioning is not needed when the steel plate is positioned, the positioning precision of the steel plate is improved, and the precision of the steel plate during bending is further improved; when the steel sheet finishes bending, the piston rod of the third cylinder is in a withdrawing state, the second limiting block withdraws from the rotating plate, so that the second limiting block does not limit the sliding of the steel sheet any more, and the second roller rotates to convey the steel sheet after finishing bending to the next station.

The present invention may be further configured in a preferred embodiment as: the positioning device further comprises a sliding plate and a first fastening screw, the sliding plate is fixedly connected to a piston rod of the third cylinder, the length direction of the sliding plate is parallel to the sliding direction of the steel plate, the second limiting block is arranged along the length direction of the sliding plate and connected with the sliding plate in a sliding mode, the first fastening screw is in threaded connection with the second limiting block, and the first fastening screw is abutted to the sliding plate.

Through adopting above-mentioned technical scheme, the position of adjustment second stopper on the board that slides, can regulate and control the tip of steel sheet to the distance of briquetting, when adjusting the position of second stopper, screw up first fastening screw and can accomplish the fixed of second stopper, so only need can adjust the width of the limit that the steel sheet was buckled through the position of adjustment second stopper, the precision of buckling when having improved the steel sheet of buckling many times has reduced the error of buckling.

The present invention may be further configured in a preferred embodiment as: and a linear scale groove is formed in the sliding plate along the length direction of the sliding plate.

Through adopting above-mentioned technical scheme, the operation workman can use the straight line scale groove to adjust the position of second stopper as the reference to the width of limit when adjusting the steel sheet and buckling, the adjustment is simple and convenient, and the batch processing of the same model steel sheet of being convenient for has improved machining efficiency.

The present invention may be further configured in a preferred embodiment as: the second limiting blocks are arranged in a plurality along the length direction of the pressing block.

Through adopting above-mentioned technical scheme, when the narrower steel sheet of machining width, make the steel sheet still can with the second stopper butt, improved the suitability of location, when the steel sheet of machining width broad, the tip of steel sheet can with a plurality of second stopper butts, so further reduced the probability that the steel sheet squinted, improved the machining precision.

The present invention may be further configured in a preferred embodiment as: and the rotating plate is fixedly connected with a reinforcing rib.

Through adopting above-mentioned technical scheme, avoid the fretwork of rotor plate to reduce the intensity of rotor plate, when the rotor plate buckles the steel sheet, rotor plate non-deformable, and then promote the precision of buckling of steel sheet.

The present invention may be further configured in a preferred embodiment as: the positioning device further comprises a guide plate, a first guide groove is formed in the guide plate and is arc-shaped, the arc center of the first guide groove is concentric with the rotating axis of the rotating plate, a first guide shaft is fixedly connected to the rotating plate and penetrates through the first guide groove, and the first guide shaft is arranged in the first guide groove and is connected with the guide plate in a sliding mode.

Through adopting above-mentioned technical scheme, when the steel sheet of buckling, first guiding axle slides in first guide way, when first guiding axle slides to the extreme point of first guide way, the rotor plate can't continue to rotate, accomplishes buckling of steel sheet this moment, so reduced the steel sheet processing with the change amount of the angle of buckling, improved the precision of steel sheet angle of buckling.

The present invention may be further configured in a preferred embodiment as: the positioning device further comprises a second proximity switch, a second guide shaft and a second fastening screw, a second guide groove is further formed in the guide plate, the second guide groove is concentric with the arc center of the first guide groove, the second guide shaft is arranged along the length direction of the second guide groove and connected with the guide plate in a sliding mode, the second fastening screw is in threaded connection with the second guide shaft, the second fastening screw is abutted to the guide plate, and the second proximity switch is fixedly connected with the second guide shaft.

By adopting the technical scheme, when the first guide shaft approaches the second proximity switch, the second air cylinder is controlled to stop extending, so that the rotating plate cannot rotate continuously, and the steel plate is bent; when the angle that the steel sheet was buckled is different, only need adjust the position of second guiding axle in the second guide way, later reuse fastening screw fixed with the second guiding axle, the injecing of angle when so folded plate machine had just accomplished the processing steel sheet has improved folded plate machine's suitability.

The present invention may be further configured in a preferred embodiment as: an angle scale groove is formed in the guide plate along the arc center of the second guide groove.

Through adopting above-mentioned technical scheme, the operation workman can use the angle scale groove to adjust the position of second guiding axle as the reference to angle when the adjustment steel sheet is buckled, the adjustment is simple and convenient, and the batch processing of the same model steel sheet of being convenient for has improved machining efficiency.

To sum up, the utility model discloses a following at least one useful technological effect:

1. through the setting of loading attachment, folded plate device and unloader, the material loading of steel sheet, buckle and the unloading all need not be through the operation workman operation, have reduced operation workman's intensity of labour, and the continuity reinforcing of the steel sheet of buckling simultaneously has improved the efficiency when folded the board.

2. Through the setting of first stopper, first running roller is when carrying the steel sheet, and the steel sheet has towards the gliding trend of first stopper, and when a side butt of steel sheet was on first stopper, the steel sheet can't slide towards the direction of first stopper again, so the steel sheet is difficult for taking place the skew, has improved the precision when buckling.

3. Through the setting of second stopper, first running roller drive steel sheet sliding back, the preceding terminal surface butt of steel sheet in self sliding direction is on the second stopper, and the steel sheet just can't continue to slide, and so the steel sheet just is fixed a position completely, no longer needs artifical location when the location steel sheet, has improved the positioning accuracy of steel sheet, and then has improved the precision when the steel sheet is buckled.

4. Through the setting of deflector and first guiding axle, when buckling the steel sheet, first guiding axle slides in first guide way, slides when the extreme point of first guide way at first guiding axle, and the rotor plate can't continue to rotate, accomplishes buckling of steel sheet this moment, so reduced the steel sheet add the variable quantity of angle of buckling man-hour, improved the precision of steel sheet angle of buckling.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

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

fig. 3 is a schematic cross-sectional view of a partial structure of the present embodiment, which aims to show a connection relationship at the second stopper;

FIG. 4 is an enlarged view of portion B of FIG. 3;

FIG. 5 is an enlarged view of portion C of FIG. 4;

fig. 6 is an enlarged schematic view of a portion D in fig. 3.

Reference numerals: 11. a support; 12. a working platform; 2. a feeding device; 21. a first stepper motor; 22. a first roller; 23. a transmission mechanism; 231. a drive shaft; 232. a first bevel gear; 233. a second bevel gear; 3. a plate folding device; 31. briquetting; 32. a first cylinder; 33. a rotating plate; 331. reinforcing ribs; 332. a first guide shaft; 34. a second cylinder; 4. a blanking device; 41. a second stepping motor; 42. a second roller; 43. a belt; 5. a positioning device; 51. a first stopper; 52. a second limiting block; 521. a first proximity switch; 53. a third cylinder; 54. a slide plate; 541. a linear scale groove; 55. a first fastening screw; 56. a guide plate; 561. a first guide groove; 562. a second guide groove; 563. an angle scale groove; 57. a second proximity switch; 58. a second guide shaft; 581. a first baffle plate; 582. a second baffle; 59. and a second fastening screw.

Detailed Description

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

Referring to fig. 1, the embodiment provides a high-efficiency automatic plate folding machine, which includes a support 11, a feeding device 2, a plate folding device 3, and a discharging device 4. The upper end of support 11 welds or through bolt fixedly connected with work platform 12, and work platform 12 is the level setting.

The feeding device 2 comprises a first stepping motor 21 and a plurality of first rollers 22, the plurality of first rollers 22 are connected to the bracket 11 in a rotating mode, and the axis of each first roller 22 forms an angle with the direction S of the steel plate. The first roller 22 passes through the work platform 12 in its radial direction, so that the upper end line of the first roller 22 is located above the work platform 12. The first stepping motor 21 is fixedly connected to the bracket 11 through a bolt, and then the first stepping motor 21 is in transmission connection with the first roller 22 through a transmission mechanism 23.

Referring to fig. 1 and 2, the transmission mechanism 23 includes a transmission shaft 231, a first bevel gear 232, and a second bevel gear 233, and the transmission shaft 231 is coaxially and fixedly connected to the output shaft of the first stepping motor 21 through a coupling. The first bevel gear 232 is coaxially connected to the transmission shaft 231, the second bevel gear 233 is coaxially connected to the first roller 22, and the first bevel gear 232 is further engaged with the second bevel gear 233.

Referring to fig. 1, the plate folding device 3 includes a pressing block 31 and a first cylinder 32 for pressing the steel plate, and further includes a rotating plate 33 and a second cylinder 34 for bending the steel plate. The cylinder body of the first cylinder 32 is fixedly connected to the bracket 11 by bolts, and the axis of the first cylinder 32 is perpendicular to the upper end surface of the working platform 12.

The pressing block 31 is fixedly connected to the piston rod of the first cylinder 32 through a screw, the pressing block 31 is located above the working platform 12, and the pressing block 31 is arranged at one end, far away from the feeding direction, of the working platform 12. In order to make the force of the pressing block 31 pressing the steel plate more uniform, two first cylinders 32 are provided, and the two first cylinders 32 are respectively provided at both ends of the pressing block 31 in the length direction.

The second cylinder 34 is arranged on one side of the support 11 far away from the working platform 12, a cylinder body of the second cylinder 34 is hinged to the support 11, a piston rod of the second cylinder 34 is hinged to the middle of the rotating plate 33, and one end, far away from the second cylinder 34, of the rotating plate 33 is hinged to the support 11. In order to make the stress of the rotating plate 33 more uniform when the rotating plate 33 bends the steel plate, two second cylinders 34 are provided, and the two second cylinders 34 are respectively arranged on two sides of the direction S in which the steel plate moves.

The blanking device 4 comprises a second stepping motor 41 and a plurality of second rollers 42, the second stepping motor 41 is fixedly connected to the bracket 11 through bolts, and the second rollers 42 are rotatably connected to the bracket 11. The second roller 42 passes through the rotating plate 33 in its radial direction while the rotating plate 33 is parallel to the work table 12. The output shaft of the second stepping motor 41 is in transmission connection with the second roller 42 through a belt 43.

Referring to fig. 3, the bracket 11 is further provided with a positioning device 5, the positioning device 5 includes a first limiting block 51, the first limiting block 51 is welded or fixedly connected to the bracket 11 through a bolt, and the first limiting block 51 is disposed on one side of the steel plate moving direction S, so that the first roller 22 abuts against the first limiting block 51 on one side of the steel plate when the steel plate is conveyed.

Referring to fig. 3 and 4, the positioning device 5 further includes a second stopper 52, a sliding plate 54 and a third cylinder 53, a cylinder body of the third cylinder 53 is fixedly connected to the bracket 11 by a bolt, and an axis of the third cylinder 53 is perpendicular to the upper surface of the working platform 12. The sliding plate 54 is fixedly connected or clamped on the piston rod of the third cylinder 53 through a bolt, and the length direction of the sliding plate 54 is parallel to the moving direction S of the steel plate.

Referring to fig. 4 and 5, the sliding plate 54 further has a linear scale groove 541 along a longitudinal direction thereof. The second limiting block 52 is connected with the sliding plate 54 in a sliding manner along the length direction of the sliding plate 54, the positioning device 5 further comprises a first fastening screw 55, the first fastening screw 55 is in threaded connection with the second limiting block 52, and one end, far away from the bolt head, of the first fastening screw 55 penetrates through the second limiting block 52 to abut against the sliding plate 54. When the rotating plate 33 is parallel to the working platform 12, the second stopper 52 passes through the rotating plate 33.

The second stopper 52 is further fixedly connected with a first proximity switch 521 through a screw, and the first proximity switch 521 is arranged on one side of the second stopper 52 close to the pressing block 31. When the rotating plate 33 is parallel to the work platform 12, the probe of the proximity switch is lower than the upper surface of the rotating plate 33. The first proximity switch 521 is electrically connected to the first cylinder 32, and when the first proximity switch 521 detects that the steel plate abuts against the first stopper 51, the piston rod of the first cylinder 32 is retracted, and the pressing block 31 is pressed against the steel plate.

Referring to fig. 3 and 4, a plurality of sets of the third cylinder 53, the sliding plate 54, the second limiting block 52, the fastening screws and the first proximity switch 521 are provided, and the plurality of sets of the third cylinder 53, the sliding plate 54, the second limiting block 52, the fastening screws and the first proximity switch 521 are uniformly distributed along the length direction of the pressing block 31. The second roller 42 is also provided with a plurality of sets, and the second roller 42 and the second stopper 52 are arranged at intervals in the length direction of the pressing block 31.

The bottom end face of the rotating plate 33 is welded with a reinforcing rib 331 to reinforce the strength of the rotating plate 33 and prevent the rotating plate 33 from deforming when the steel plate is bent.

Referring to fig. 3 and 6, the positioning device 5 further includes a guide plate 56, and the guide plate 56 is fixedly connected or welded to the bracket 11 by bolts. The guide plate 56 has a fan shape, and the axis of the guide plate 56 is coaxial with the axis of rotation of the rotating plate 33. The guide plate 56 is provided with a first guide groove 561, the first guide groove 561 is arc-shaped, and an arc center of the first guide groove 561 is concentric with the rotation axis of the rotation plate 33.

A first guide shaft 332 is screwed on one side of the rotating plate 33 close to the guide plate 56, the first guide shaft 332 is inserted into the first guide groove 561, and the first guide shaft 332 is connected with the guide plate 56 in a sliding manner along the length direction of the first guide groove 561.

The positioning device 5 further includes a second proximity switch 57, a second guide shaft 58 and a second fastening screw 59, a second guide groove 562 is further formed on the guide plate 56, the second guide groove 562 is concentric with the arc center of the first guide groove 561, and the diameter of the second guide groove 562 is larger than that of the first guide groove 561. The second guide shaft 58 is inserted into the second guide groove 562, and the second guide shaft 58 is slidably connected to the guide plate 56 along the length direction of the second guide groove 562. An angle scale groove 563 is further formed in the guide plate 56 along the arc center of the second guide groove 562, and the angle scale groove 563 is disposed on the outer side of the second guide groove 562.

The second guide shaft 58 is further connected with a first baffle 581 and a second baffle 582 in a clamping or threaded manner, and the first baffle 581 and the second baffle 582 are respectively disposed at two ends of the guide plate 56 in the thickness direction. The second fastening screw 59 is screwed to the first shutter 581, and the second fastening screw 59 passes through the first shutter 581 to abut against the guide plate 56.

The second proximity switch 57 is fixedly connected to one end of the second guide shaft 58 far from the rotating plate 33 through a screw, and the second proximity switch 57 is also electrically connected to the first cylinder 32, the second cylinder 34 and the third cylinder 53. When the second proximity switch 57 detects the first guide shaft 332, the piston rod of the first cylinder 32 extends, and the pressing block 31 no longer presses the steel plate; the piston rod of the second cylinder 34 retracts, and the rotating plate 33 is restored to be horizontal to the working platform 12; the piston rod of the third cylinder 53 is retracted, the second limiting block 52 is retracted below the rotating plate 33, at the moment, the first roller 22 and the second roller 42 rotate simultaneously, and the steel plate which is bent can be conveyed out of the plate folding machine through the first roller 22 and the second roller 42.

The implementation principle of the embodiment is as follows:

when the steel plate is conveyed to the feeding end of the plate folding machine, the steel plate is in rolling connection with the outer peripheral surface of the first roller 22, the steel plate slides towards the S direction under the driving of the first stepping motor 21 and the first roller 22, the steel plate slides towards the first limiting block 51, and after the steel plate is abutted against the first limiting block 51, the steel plate only slides along the S direction; the steel plate continuously slides towards the S direction, after the steel plate is abutted to the second limiting block 52, the first proximity switch 521 obtains a signal, so that the first stepping motor 21 and the second stepping motor 41 are controlled to be powered off, the first roller 22 and the second roller 42 stop rotating, meanwhile, the first proximity switch 521 controls the first air cylinder 32, a piston rod of the first air cylinder 32 is retracted, and at the moment, the pressing block 31 presses the steel plate on the working platform 12; after the piston rod of the first cylinder 32 is completely retracted, the piston rod of the second cylinder 34 extends out, the rotating plate 33 bends the steel plate at the moment, when the first guide shaft 332 touches the second proximity switch 57, the second proximity switch 57 is powered on, and then the piston rod of the first cylinder 32 is controlled to extend out, so that the pressing block 31 does not compress the steel plate any more, meanwhile, the piston rod of the second cylinder 34 is retracted, the rotating plate 33 is restored to be flush with the working platform 12, the piston rod of the third cylinder 53 is retracted, the second limiting block 52 is retracted to be below the rotating plate 33, the first stepping motor 21 and the second stepping motor 41 are powered on, the first roller 22 and the second roller 42 convey the bent steel plate to the next station, and thus, the bending of one steel plate is completed.

When different steel plates are processed, the edge width of the steel plate during bending can be controlled by adjusting the position of the second limiting block 52 on the sliding plate 54; by adjusting the position of the second guide shaft 58 on the guide plate 56, the angle of the steel plate when being bent can be controlled.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The efficient automatic plate folding machine is characterized by comprising a support (11), a feeding device (2), a plate folding device (3) and a discharging device (4), wherein the support (11) is fixedly connected with a working platform (12), the feeding device (2) comprises a first stepping motor (21) and a plurality of first rollers (22), the first stepping motor (21) is fixedly connected onto the support (11), the first rollers (22) are rotatably connected onto the support (11), the first rollers (22) penetrate through the working platform (12) in the radial direction of the first rollers (22), the first stepping motor (21) is in transmission connection with the plurality of first rollers (22), the plate folding device (3) comprises a pressing block (31), a first air cylinder (32), a rotating plate (33) and a second air cylinder (34), and a cylinder body of the first air cylinder (32) is fixedly connected onto the support (11), the axle center of the first air cylinder (32) is vertical to the upper end surface of the working platform (12), the pressing block (31) is fixedly connected to a piston rod of the first air cylinder (32), the cylinder body of the second air cylinder (34) is rotationally connected to the bracket (11), and a piston rod of the second cylinder (34) is rotationally connected with the rotating plate (33), the rotating plate (33) is also rotationally connected with the bracket (11), the blanking device (4) comprises a second stepping motor (41) and a plurality of second rollers (42), the second stepping motor (41) is fixedly connected to the bracket (11), the second roller (42) is rotationally connected to the bracket (11), the output shaft of the second stepping motor (41) is in transmission connection with the second roller (42), the second roller (42) passes through the rotating plate (33) in the radial direction thereof.

2. An efficient automated plate folding machine according to claim 1, characterized in that: still be provided with positioner (5) on support (11), positioner (5) include first stopper (51), first stopper (51) with support (11) fixed connection, just first stopper (51) set up the one side at the steel sheet moving direction, the axle center of first running roller (22) is the slope setting with the traffic direction of steel sheet.

3. An efficient automated plate folding machine according to claim 2, characterized in that: the positioning device (5) further comprises a second limiting block (52) and a third air cylinder (53), a cylinder body of the third air cylinder (53) is fixedly connected to the support (11), the axis of the third air cylinder (53) is perpendicular to the upper surface of the working platform (12), the second limiting block (52) is connected with a piston rod of the third air cylinder (53), and the second limiting block (52) penetrates through the rotating plate (33) in the axial direction of the third air cylinder (53).

4. A high efficiency automated plate folder as recited in claim 3 wherein: the positioning device (5) further comprises a sliding plate (54) and a first fastening screw (55), the sliding plate (54) is fixedly connected to a piston rod of the third cylinder (53), the length direction of the sliding plate (54) is parallel to the sliding direction of the steel plate, the second limiting block (52) is arranged along the length direction of the sliding plate (54) and connected with the sliding plate (54) in a sliding mode, the first fastening screw (55) is connected with the second limiting block (52) in a threaded mode, and the first fastening screw (55) is abutted to the sliding plate (54).

5. An efficient automated plate folding machine according to claim 4, characterized in that: the sliding plate (54) is provided with a linear scale groove (541) along the length direction of the sliding plate.

6. An efficient automated plate folding machine according to claim 5, characterized in that: the second limiting blocks (52) are arranged in a plurality along the length direction of the pressing block (31).

7. An efficient automated plate folding machine according to claim 6, characterized in that: the rotating plate (33) is fixedly connected with a reinforcing rib (331).

8. A high efficiency automated plate folder as recited in any one of claims 2-7 wherein: the positioning device (5) further comprises a guide plate (56), a first guide groove (561) is formed in the guide plate (56), the first guide groove (561) is arc-shaped, the arc center of the first guide groove (561) is concentric with the rotation axis of the rotating plate (33), a first guide shaft (332) is fixedly connected to the rotating plate (33), the first guide shaft (332) penetrates through the first guide groove (561), and the first guide shaft (332) is connected with the guide plate (56) in a sliding mode along the length direction of the first guide groove (561).

9. An efficient automated plate folder as recited in claim 8 wherein: the positioning device (5) further comprises a second proximity switch (57), a second guide shaft (58) and a second fastening screw (59), a second guide groove (562) is further formed in the guide plate (56), the second guide groove (562) is concentric with the arc center of the first guide groove (561), the second guide shaft (58) is connected with the guide plate (56) in a sliding mode along the length direction of the second guide groove (562), the second fastening screw (59) is in threaded connection with the second guide shaft (58), the second fastening screw (59) abuts against the guide plate (56), and the second proximity switch (57) is fixedly connected with the second guide shaft (58).

10. An efficient automated plate folder as recited in claim 9 wherein: an angle scale groove (563) is formed in the guide plate (56) along the arc center of the second guide groove (562).