Automatic punching equipment for angle punching plate

Abstract

The invention discloses automatic punching equipment for an angle punching plate, and relates to the related technical field of machining, the automatic punching equipment comprises a punching machine tool main body and a punching die arranged at the upper end part of the punching machine tool main body, and the punching machine tool main body is provided with an automatic limiting and aligning mechanism which is positioned under the punching die and is used for limiting and aligning a raw material plate; a raw material storage mechanism used for containing a whole support of raw material plates and a raw material correction mechanism used for correcting the positions of the raw material plates are arranged on the front face of the punching machine tool body, the raw material storage mechanism is arranged on one side of the raw material correction mechanism, and a finished product correction mechanism used for correcting finished product plates is arranged at a discharging port of the punching machine tool body. According to the automatic product stacking line, the problem of a traditional manual carrying corner punching process is solved, the production efficiency is improved, manual finished products are reduced, the finished product plates are scanned through the scanning mistake-proof mechanism, the product percent of pass is improved, the product stacking automatic line is more orderly compared with traditional manual stacking, packaging and transportation are convenient, and the product consistency is more stable compared with a traditional mode.

Description

Technical Field

[0001] The invention relates to the technical field related to mechanical processing, and in particular to an automatic punching device for corner plates. Background Art

[0002] Stamping equipment is the so-called press. Scientific name: stamping machine, oil press, hydraulic press. It is a large special equipment for pressing containers. The existing production method of corner punching plates is that a punching machine is equipped with 1-2 personnel for manual loading and unloading. Two people lift the raw material plate onto the punching machine mold, manually align the limit, and after the stamping is completed, two people cooperate to remove the corner punching plate and transfer it to the finished car, which makes the production efficiency low and the labor intensity high. There will be a certain deviation when manually placing the plate and aligning the limit, resulting in poor consistency in the corner punching size of the product, and the corner punching plate is easily bumped and scratched when it is taken and moved, causing scrap. Summary of the invention

[0003] In order to solve the defects in the prior art, the present invention provides an automatic punching device for corner plates.

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions:

[0005] The present invention discloses an automatic punching device for punching corner plates, comprising a punching machine body and a punching die arranged at the upper end of the punching machine body, the punching machine body is provided with an automatic limit and alignment mechanism which is located just below the punching die and limits and aligns the raw material plate, the front of the punching machine body is provided with a raw material storage mechanism for placing a whole tray of raw material plates and a raw material correction mechanism for correcting the position of the raw material plates, the raw material storage mechanism is arranged on one side of the raw material correction mechanism, a finished product correction mechanism for correcting the finished product plate is arranged at the discharge port of the punching machine body, the punching machine body is provided with a finished product storage mechanism located on one side of the finished product correction mechanism, a vertical support rod is arranged on one side of the finished product storage mechanism, a scanning error prevention mechanism which is located just above the finished product storage mechanism is arranged at the top of the support rod, a support seat is arranged between the raw material correction mechanism and the finished product storage mechanism, a transport mechanical arm is arranged at the top of the support seat, and a suction cup grabbing mechanism for grabbing the sheet material is arranged at one end of the transport mechanical arm away from the support seat.

[0006] As a preferred technical solution of the present invention, the suction cup grasping mechanism includes a disc seat arranged at the top of the handling robot arm, a private service motor is installed inside the disc seat, the output shaft of the private service motor is connected to a rotating disk, and two first bidirectional electric guide rails are symmetrically connected to the bottom end of the rotating disk, and two second bidirectional electric guide rails perpendicular to the first bidirectional electric guide rails are connected to the sliders of the two first bidirectional electric guide rails, and rubber suction cups are installed on the sliders of the two second bidirectional electric guide rails, and the bottom end of the disc seat is connected to a guide ring via multiple connecting rods, and the side of the rotating disk is connected to a guide sleeve that slides in matching with the guide ring, and the guide sleeve is set to a two-thirds open loop.

[0007] As a preferred technical solution of the present invention, the automatic limit and alignment mechanism includes a processing table arranged on the main body of the stamping machine, and a plurality of vertically upward support columns are provided at the top of the processing table, and a first ball is embedded at the top of the support column. At least two limit plates are provided on both sides of the top of the processing table, and a plurality of limit plates are provided on two adjacent sides of the processing table, and a pushing component for pushing the raw material plate against the limit plates is provided on the other two sides of the processing table.

[0008] As a preferred technical solution of the present invention, the pushing assembly includes a guide slide groove arranged on the processing table, a guide slider matching the guide slide groove is slidably arranged in the guide slide groove, a displacement cylinder for driving the guide slider to move along the guide slide groove is installed inside the guide slide groove, and a movable push plate is provided on the top of the guide slider for cooperating with a limit plate to align the raw material plate.

[0009] As a preferred technical solution of the present invention, the raw material correction mechanism includes a first support frame arranged on the front side of the stamping machine body, a vertically upward supporting connecting rod is provided on one side of the middle part of the top of the first support frame, the top of the supporting connecting rod is connected to an inclined positioning table via a rotating shaft, a plurality of second balls are arranged in a matrix at the top of the positioning table, and an angle adjustment component for adjusting the inclination angle of the positioning table is provided on the first support frame, a plurality of plastic limiting circular rollers are equidistantly provided on both sides of the positioning table near the lowest corners, and an anti-error proximity switch is installed at the lowest corners of the positioning table.

[0010] As a preferred technical solution of the present invention, the angle adjustment assembly includes two telescopic rods connected to the first support frame via a rotating shaft, wherein the top end of one telescopic rod is connected to the middle part of the other side of the positioning table via the rotating shaft, and the top end of the other telescopic rod is connected to a corner of the positioning table via the rotating shaft, and a hydraulic cylinder is connected to a corner of the first support frame via the rotating shaft, and the output shaft of the hydraulic cylinder is connected to the corner of the positioning table via the rotating shaft, and the supporting connecting rod, the hydraulic cylinder and the two telescopic rods are distributed in a rectangular shape.

[0011] As a preferred technical solution of the present invention, the raw material storage mechanism includes a second support frame arranged on one side of the first support frame, two rows of rollers are provided at the top of the second support frame, and vertically upward sheet metal positioning baffles are provided on adjacent two sides of the second support frame, a magnet is installed inside the sheet metal positioning baffle, and a handle is provided at the top of the sheet metal positioning baffle.

[0012] As a preferred technical solution of the present invention, the finished product correction mechanism includes a supporting frame rod arranged at one end of the stamping machine body, and two inclined fixed connecting plates are provided at the end of the supporting frame rod away from the stamping machine body, and a U-shaped placing frame plate is provided on the two fixed connecting plates, and the bottom end and both sides of the placing frame plate are provided with limit stop plates.

[0013] As a preferred technical solution of the present invention, the finished product storage mechanism includes a finished product placement rack arranged on the front side of the supporting frame rod, a tray is placed on the top of the finished product placement rack, an L-shaped positioning plate is provided at one corner of the finished product placement rack, and the bottom of the supporting rod is fixed on the finished product placement rack.

[0014] As a preferred technical solution of the present invention, the scanning error prevention mechanism includes a horizontal crossbar arranged at the top of the support rod, the top of the horizontal crossbar is provided with a vertical rod pointing vertically downward, a scanning probe is installed on the vertical rod, and an alarm is installed on the support rod.

[0015] The beneficial effects of the present invention are:

[0016] 1. This type of automatic punching equipment for corner plates places the whole tray of raw material plates on the raw material storage mechanism, the suction cup grabbing mechanism grabs the top sheet from the raw material storage mechanism, the handling robot arm transfers the grabbed top sheet to the raw material correction mechanism for correction, and completes precise positioning. The handling robot arm and the suction cup grabbing mechanism cooperate to grab the precisely positioned sheet to the automatic limit alignment mechanism, the stamping die of the stamping machine body starts stamping and completes the cornering action, and then the handling robot arm and the suction cup grabbing mechanism cooperate to grab the finished sheet after cornering to the finished product correction mechanism for automatic positioning The handling robot arm and the suction cup grabbing mechanism cooperate to grab the finished board to the finished product storage mechanism, and the scanning and error prevention mechanism scans the finished board stored on the finished product storage mechanism, and makes qualified judgments on the punching angles, markings and holes, etc., which solves the problems of the traditional manual handling of the punching angle process, improves production efficiency, and reduces manual work. The scanning and error prevention mechanism scans the finished boards to improve the product qualification rate. The product stacking automatic line is neater than the traditional manual stacking, which is convenient for packaging and transportation. The product consistency is more stable than the traditional method, and it also avoids the scrapping of the punching angle boards due to bumps and scratches caused by manual handling.

[0017] 2. In this type of automatic punching equipment for corner plates, the servo motor can rotate multiple rubber suction cups, and the first bidirectional electric guide rail and the second bidirectional electric guide rail can adjust the positions of the rubber suction cups, so that it can adapt to the grabbing and use of sheets of different sizes. The rotating disk rotates, and the guide sleeve moves along the guide ring, which improves the stability of the rubber suction cup movement.

[0018] 3. This type of automatic punching equipment for corner plates facilitates the sliding of the sheet material by providing multiple first ball bearings. The handling robot arm and the suction cup grabbing mechanism cooperate to grab the sheet material to the processing table just below the stamping die. The displacement cylinder on the processing table works to move the movable push plate. The movable push plate pushes the sheet material so that the sheet material rests on the limit support plate. The sheet material can be quickly and accurately positioned, thereby enabling the stamping die to stamp accurately. The guide slider moves inside the guide slide groove, thereby improving the stability of the movement of the movable push plate.

[0019] 4. This type of automatic punching equipment for corner plates can make the plate slide down automatically by tilting the positioning table and distributing the second ball bearings on the surface of the positioning table. The two rows of plastic limit blocks on both sides can limit the plate and realize rapid positioning. The supporting connecting rod, hydraulic cylinder and two telescopic rods are arranged at the bottom of the positioning table to facilitate the adjustment of the tilt angle of the positioning table to ensure that the placed plate can slide freely under the action of gravity, so that the two sides of the plate are attached to the plastic limit blocks, and an anti-error proximity switch is installed. If it does not slide into place, the anti-error proximity switch will alarm.

[0020] 5. This type of automatic punching equipment for corner plates places the entire tray of corner plate materials on the rollers so that both sides of the materials are attached to the plate positioning baffle. Under the action of the magnetic force of the magnet inside the plate positioning baffle, the topmost plate will be slightly lifted up at one corner, making it easier to grab the plate and prevent it from sticking.

[0021] 6. After the punching is completed, the handling robot arm and the suction cup grabbing mechanism cooperate to place the finished plate on the placement frame with an inclined angle. The finished plate slides down to the limit stop plate under the action of gravity to ensure accurate positioning.

[0022] 7. This type of automatic punching equipment for corner plates, the handling robot arm and the suction cup grabbing mechanism cooperate to transfer the finished plate on the finished product correction mechanism to the finished product placement rack. The scanning probe scans and determines the product features of the finished plate, such as holes, markings, and corners. If they are unqualified, the alarm will sound. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0024] Figure 1 It is a structural schematic diagram of an automatic punching device for corner plates of the present invention;

[0025] Figure 2 It is a structural schematic diagram of an automatic limit alignment mechanism of an automatic corner plate punching device of the present invention;

[0026] Figure 3 It is a schematic diagram of the structure of a suction cup grabbing mechanism and a handling mechanical arm of an automatic punching device for corner plates of the present invention;

[0027] Figure 4 It is a schematic diagram of the structure of a suction cup grabbing mechanism of an automatic punching device for corner plates of the present invention;

[0028] Figure 5 It is a cross-sectional view of a suction cup grabbing mechanism of an automatic punching device for corner plates of the present invention;

[0029] Figure 6 It is a structural schematic diagram of a raw material correction mechanism of an automatic punching device for corner plates of the present invention;

[0030] Figure 7 It is a structural schematic diagram of a raw material storage mechanism of an automatic punching device for corner plates of the present invention;

[0031] Figure 8 It is a cross-sectional view of the connection between the sheet positioning baffle and the magnet of an automatic punching device for punching corner plates of the present invention;

[0032] Fig. 9 It is a structural schematic diagram of a finished product storage mechanism of an automatic corner plate punching equipment of the present invention;

[0033] Fig.10 It is a schematic diagram of the structure of a scanning error prevention mechanism of an automatic punching device for corner plates of the present invention;

[0034] Fig.11 The present invention is a schematic diagram of the finished product correction mechanism of an automatic corner plate punching equipment.

[0035] In the figure: 1. stamping machine body; 2. stamping die; 3. automatic limit alignment mechanism; 301. processing table; 302. support column; 303. first ball; 304. limit support plate; 305. push assembly; 3051. guide slide; 3052. guide slide; 3053. displacement cylinder; 3054. movable push plate; 4. raw material storage mechanism; 401. second support frame; 402. roller; 403. sheet material positioning baffle; 404. magnet; 5. raw material correction mechanism; 501. first support frame; 502. support connecting rod; 503. positioning table; 504. second ball; 505. angle adjustment assembly; 5051. telescopic rod; 5052. hydraulic cylinder; 506. plastic limit roller; 507. Error-proofing proximity switch; 6. Finished product correction mechanism; 601. Support frame rod; 602. Fixed connecting plate; 603. Placement frame plate; 604. Limiting material stop plate; 7. Finished product storage mechanism; 701. Finished product placement rack; 702. Positioning plate; 8. Support rod; 9. Scanning error-proofing mechanism; 901. Horizontal crossbar; 902. Vertical rod; 903. Scanning probe; 904. Alarm; 10. Support seat; 11. Handling robot arm; 12. Suction cup grabbing mechanism; 1201. Disc seat; 1202. Private service motor; 1203. Rotating disc; 1204. First bidirectional electric guide rail; 1205. Second bidirectional electric guide rail; 1206. Rubber suction cup; 1207. Connecting rod; 1208. Guide ring; 1209. Guide sleeve. DETAILED DESCRIPTION

[0036] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0037] Example: Figure 1 and Figure 3As shown, the present invention is an automatic punching equipment for punching corner plates, including a punching machine body 1 and a punching die 2 and a machine control system arranged at the upper end of the punching machine body 1. The punching die 2 and the machine control system belong to the prior art and are well known to technicians in this technical field. The punching machine body 1 adopts a 160T punching machine. The punching machine body 1 is provided with an automatic limit and alignment mechanism 3 located just below the punching die 2 and aligning the raw material plate. The front of the punching machine body 1 is provided with a raw material storage mechanism 4 for placing a whole tray of raw material plates and a raw material correction mechanism 5 for correcting the position of the raw material plates. The raw material storage mechanism 4 is arranged on one side of the raw material correction mechanism 5. A finished product correction mechanism 6 for correcting the finished product plate is provided at the material inlet, a finished product storage mechanism 7 located on one side of the finished product correction mechanism 6 is provided on the main body 1 of the stamping machine tool, a vertically upward support rod 8 is provided on one side of the finished product storage mechanism 7, and a scanning error prevention mechanism 9 located directly above the finished product storage mechanism 7 is provided on the top of the support rod 8. A support seat 10 is provided between the raw material correction mechanism 5 and the finished product storage mechanism 7, and a handling robot arm 11 is provided on the top of the support seat 10. The handling robot arm 11 adopts an OTC handling robot arm. The handling robot arm 11 belongs to the prior art and is well known to technicians in this technical field. A suction cup gripper for grabbing the sheet material is provided on the end of the handling robot arm 11 away from the support seat 10. The electrical equipment on the picking mechanism 12, the automatic limit alignment mechanism 3, the handling robot arm 11 and the suction cup grabbing mechanism 12 are all electrically connected to the machine tool control system, and the whole pallet of raw material plates is placed on the raw material storage mechanism 4. The suction cup grabbing mechanism 12 grabs the top sheet of the raw material storage mechanism 4, and the handling robot arm 11 transfers the grabbed top sheet of the raw material to the raw material correction mechanism 5 for correction to complete the precise positioning. The handling robot arm 11 and the suction cup grabbing mechanism 12 cooperate to grab the precisely positioned sheet of material onto the automatic limit alignment mechanism 3, and the stamping die 2 of the stamping machine tool body 1 starts stamping and completes the punching angle action, and then the handling robot arm 11 and the suction cup grabbing mechanism 12 cooperate to transfer the stamping die 2 to the raw material correction mechanism 5. The finished board after cornering is grabbed onto the finished product correction mechanism 6 for automatic positioning, and the handling robot arm 11 and the suction cup grabbing mechanism 12 cooperate to grab the finished board onto the finished product storage mechanism 7, and the scanning and error prevention mechanism 9 scans the finished board stored on the finished product storage mechanism 7, and makes a qualified judgment on the corners, markings and holes, etc., which solves the problem of traditional manual handling of corner punching process, improves production efficiency, and reduces manual work. The scanning and error prevention mechanism 9 scans the finished board to improve the product qualification rate. The product stacking automatic line is neater than traditional manual stacking, which is convenient for packaging and transportation. The product consistency is more stable than the traditional method, and it also avoids the situation where the corner punching plates are scrapped due to bumps and scratches caused by manual handling.

[0038] Specifically, Figure 4 and Figure 5As shown, the suction cup grasping mechanism 12 includes a disc seat 1201 arranged at the top of the handling robot arm 11, a private service motor 1202 is installed inside the disc seat 1201, the output shaft of the private service motor 1202 is connected to a rotating disk 1203, the bottom end of the rotating disk 1203 is symmetrically connected to two first bidirectional electric guide rails 1204, the sliders of the two first bidirectional electric guide rails 1204 are connected to two second bidirectional electric guide rails 1205 perpendicular to the first bidirectional electric guide rails 1204, the sliders of the two second bidirectional electric guide rails 1205 are installed with rubber suction cups 1206, the bottom end of the disc seat 1201 is connected to a guide ring 1208 via a plurality of connecting rods 1207, the rotating disk 1203 The side is connected with a guide sleeve 1209 that slides in matching relationship with the guide ring 1208. The guide sleeve 1209 is set to be a two-thirds open loop. The stamping machine body 1 is also equipped with an electrical control system connected to the rubber suction cup 1206, which belongs to the prior art and is well known to technicians in this technical field. The servo motor can make multiple rubber suction cups 1206 rotate. The first bidirectional electric guide rail 1204 and the second bidirectional electric guide rail 1205 can adjust the position of the rubber suction cup 1206 so that it can adapt to the grabbing of sheets of different sizes. The rotating disk 1203 rotates, and the guide sleeve 1209 moves along the guide ring 1208, thereby improving the stability of the movement of the rubber suction cup 1206.

[0039] Specifically, Figure 2As shown, the automatic limit alignment mechanism 3 includes a processing table 301 arranged on the stamping machine body 1, and a plurality of vertical support columns 302 are provided on the top of the processing table 301, and a first ball 303 is embedded on the top of the support column 302. At least two limit support plates 304 are provided on both sides of the top of the processing table 301, and a plurality of limit support plates 304 are provided on the adjacent two sides of the processing table 301. The other two sides of the processing table 301 are provided with a pushing component 305 for pushing the raw material plate against the limit support plate 304. The pushing component 305 includes a guide slide 3051 provided on the processing table 301, and a guide slider 3052 matching the guide slide 3051 is slidably provided in the guide slide 3051, and a driving guide slider 3052 is installed inside the guide slide 3051. 052 A displacement cylinder 3053 moves along the guide slot 3051. A movable push plate 3054 is provided at the top of the guide slider 3052 to align with the raw material plate in cooperation with the limit support plate 304. The plurality of first balls 303 are provided to facilitate the sliding of the sheet material. The transport robot arm 11 and the suction cup grasping mechanism 12 cooperate to grasp the sheet material onto the processing table 301 directly below the stamping die 2. The displacement cylinder 3053 on the processing table 301 works to move the movable push plate 3054. The movable push plate 3054 pushes the sheet material so that the sheet material rests on the limit support plate 304. The sheet material can be quickly and accurately positioned, thereby allowing the stamping die 2 to be accurately stamped. The guide slider 3052 moves inside the guide slot 3051, which improves the stability of the movement of the movable push plate 3054.

[0040] Specifically, Figure 6As shown, the raw material correction mechanism 5 includes a first support frame 501 arranged on the front side of the stamping machine body 1, a vertical upward support connecting rod 502 is provided on one side of the middle part of the top of the first support frame 501, the top of the support connecting rod 502 is connected to an inclined positioning table 503 via a rotating shaft, and a plurality of second balls 504 are arranged in a matrix at the top of the positioning table 503, and an angle adjustment component 505 for adjusting the inclination angle of the positioning table 503 is provided on the first support frame 501, and a plurality of plastic limiting circular rollers 506 are equidistantly provided on both sides of the positioning table 503 near the lowest end corner, and an anti-error proximity switch 507 is installed at the lowest end corner of the positioning table 503, and the angle adjustment component 505 includes two telescopic rods 5051 connected to the first support frame 501 via a rotating shaft, the top of one of the telescopic rods 5051 is connected to the middle part of the other side of the positioning table 503 via a rotating shaft, and the top of the other telescopic rod 5051 is connected to the middle part of the other side of the positioning table 503 via a rotating shaft, and the top of the other telescopic rod 5051 is connected to the middle part of the other side of the positioning table 503 via a rotating shaft. The top of the rod 5051 is connected to a corner of the positioning table 503 via a rotating shaft, and a hydraulic cylinder 5052 is connected to a corner of the first supporting frame 501 via a rotating shaft. The output shaft of the hydraulic cylinder 5052 is connected to the corner of the positioning table 503 via a rotating shaft. The supporting connecting rod 502, the hydraulic cylinder 5052 and the two telescopic rods 5051 are distributed in a rectangular shape. By tilting the positioning table 503 and distributing the second balls 504 on the surface of the positioning table 503, the plate can slide down automatically. The two rows of plastic limit blocks on both sides can limit the plate material to achieve rapid positioning. The supporting connecting rod 502, the hydraulic cylinder 5052 and the two telescopic rods 5051 at the bottom of the positioning table 503 are convenient for adjusting the inclination angle of the positioning table 503 to ensure that the placed plate material can slide freely under the action of gravity, so that the two sides of the plate material are attached to the plastic limit blocks, and an anti-error proximity switch 507 is installed. If it does not slide into place, the anti-error proximity switch 507 will alarm.

[0041] Specifically, Figure 7 and Figure 8 As shown, the raw material storage mechanism 4 includes a second support frame 401 arranged on one side of the first support frame 501, and two rows of rollers 402 are arranged on the top of the second support frame 401, and vertically upward sheet metal positioning baffles 403 are arranged on the adjacent two sides of the second support frame 401, and a magnet 404 is installed inside the sheet metal positioning baffle 403, and a handle is arranged on the top of the sheet metal positioning baffle 403, and the whole support and corner punching sheet metal is placed on the roller 402, so that the two sides of the sheet metal are attached to the sheet metal positioning baffle 403, and under the action of the magnetic force of the magnet 404 arranged in the sheet metal positioning baffle 403, the top sheet metal will be slightly lifted up, which is convenient for grabbing the sheet metal and preventing the sheet metal from sticking.

[0042] Specifically, Fig.11As shown, the finished product correction mechanism 6 includes a supporting frame rod 601 arranged at one end of the stamping machine body 1, and two inclined fixed connecting plates 602 are provided on the end of the supporting frame rod 601 away from the stamping machine body 1, and a U-shaped placing frame plate 603 is provided on the two fixed connecting plates 602. The bottom end and both sides of the placing frame plate 603 are provided with limiting material blocking plates 604. After the stamping is completed, the transport robot arm 11 and the suction cup grasping mechanism 12 cooperate to place the finished plate on the placing frame plate 603 with an inclined angle, and the finished plate slides down to the limiting material blocking plate 604 under the action of gravity to ensure the accurate position.

[0043] Specifically, Fig. 9 As shown, the finished product storage mechanism 7 includes a finished product placement rack 701 arranged on the front side of the supporting frame rod 601, a tray is placed on the top of the finished product placement rack 701, an L-shaped positioning plate 702 is provided at one corner of the finished product placement rack 701, the bottom of the support rod 8 is fixed on the finished product placement rack 701, and the handling robot arm 11 and the suction cup grasping mechanism 12 cooperate to grasp the accurately positioned finished product board onto the finished product placement rack 701.

[0044] Specifically, Fig.10 As shown, the scanning error prevention mechanism 9 includes a horizontal cross bar 901 arranged at the top of the support rod 8, and a vertical rod 902 is arranged vertically downward at the top of the horizontal cross bar 901. A scanning probe 903 is installed on the vertical rod 902, and an alarm 904 is installed on the support rod 8. The transport robot arm 11 and the suction cup grasping mechanism 12 cooperate to transfer the finished board on the finished product correction mechanism 6 to the finished product placement rack 701. The scanning probe 903 scans and determines the product features of the finished board, such as holes, markings, and impact angles. If they are unqualified, the alarm 904 will alarm.

[0045] During operation, the automatic punching equipment for corner plates places the whole tray of raw material plates on the raw material storage mechanism 4, the suction cup grabbing mechanism 12 grabs the top sheet from the raw material storage mechanism 4, the handling robot arm 11 transfers the grabbed top sheet to the raw material correction mechanism 5 for correction, and completes precise positioning. The handling robot arm 11 and the suction cup grabbing mechanism 12 cooperate to grab the precisely positioned sheet to the automatic limit alignment mechanism 3, the stamping die 2 of the stamping machine body 1 starts stamping and completes the corner punching action, and then the handling robot arm 11 and the suction cup grabbing mechanism 12 cooperate to grab the finished sheet after corner punching to the finished product correction mechanism 6 Automatic positioning is performed, and the handling robot arm 11 and the suction cup grabbing mechanism 12 cooperate to grab the finished board to the finished product storage mechanism 7. The scanning and error prevention mechanism 9 scans the finished board stored on the finished product storage mechanism 7, and makes qualified judgments on the punching angles, markings and holes, etc., which solves the problems of the traditional manual handling of the punching angle process, improves production efficiency, and reduces manual work. The scanning and error prevention mechanism 9 scans the finished board to improve the product qualification rate. The product stacking automatic line is neater than the traditional manual stacking, which is convenient for packaging and transportation. The product consistency is more stable than the traditional method, and it also avoids the scrapping of the punched angle boards due to bumps and scratches caused by manual handling.

[0046] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automatic punching device for punching corner plates, comprising a punching machine body (1) and a punching die (2) arranged at the upper end of the punching machine body (1), characterized in that: The punching machine body (1) is provided with an automatic limit and alignment mechanism (3) located directly below the punching die (2) and used to limit and align the raw material plate. The front of the punching machine body (1) is provided with a raw material storage mechanism (4) for placing a whole tray of raw material plates and a raw material correction mechanism (5) for correcting the position of the raw material plates. The raw material storage mechanism (4) is arranged on one side of the raw material correction mechanism (5). The discharge port of the punching machine body (1) is provided with a finished product correction mechanism (6) for correcting the finished product plate. The punching machine body (1) is provided with a raw material storage mechanism (4) for placing a whole tray of raw material plates and a raw material correction mechanism (5) for correcting the position of the raw material plates. A finished product storage mechanism (7) is provided on one side of the correction mechanism (6), a vertically upward support rod (8) is provided on one side of the finished product storage mechanism (7), a scanning error prevention mechanism (9) is provided at the top end of the support rod (8) and is located directly above the finished product storage mechanism (7), a support seat (10) is provided between the raw material correction mechanism (5) and the finished product storage mechanism (7), a transport robot arm (11) is provided at the top end of the support seat (10), and a suction cup grasping mechanism (12) for grasping the sheet material is provided at one end of the transport robot arm (11) away from the support seat (10).

2. The automatic punching equipment for corner plates according to claim 1 is characterized in that: The suction cup grasping mechanism (12) comprises a disc seat (1201) arranged at the top end of the handling robot arm (11), a private service motor (1202) is installed inside the disc seat (1201), the output shaft of the private service motor (1202) is connected to a rotating disc (1203), the bottom end of the rotating disc (1203) is symmetrically connected to two first bidirectional electric guide rails (1204), and the sliders of the two first bidirectional electric guide rails (1204) are connected to two first bidirectional electric guide rails. (1204) are perpendicular to the second bidirectional electric guide rails (1205), the sliders of the two second bidirectional electric guide rails (1205) are installed with rubber suction cups (1206), the bottom end of the disc seat (1201) is connected to a guide ring (1208) via a plurality of connecting rods (1207), the side of the rotating disc (1203) is connected to a guide sleeve (1209) that slides in matching manner with the guide ring (1208), and the guide sleeve (1209) is set to be a two-thirds open loop.

3. The automatic punching equipment for corner plates according to claim 1 is characterized in that: The automatic limit alignment mechanism (3) comprises a processing table (301) arranged on the punching machine body (1); a plurality of vertically upward support columns (302) are arranged at the top of the processing table (301); a first ball (303) is embedded at the top of the support column (302); at least two limit support plates (304) are arranged on both sides of the top of the processing table (301); and a plurality of limit support plates (304) are arranged on two adjacent sides of the processing table (301); and a pushing component (305) for pushing the raw material plate against the limit support plates (304) is arranged on the other two sides of the processing table (301).

4. The automatic punching equipment for corner plates according to claim 3 is characterized in that: The pushing assembly (305) comprises a guide slot (3051) arranged on the processing table (301), a guide slider (3052) matching the guide slot (3051) being slidably arranged in the guide slot (3051), a displacement cylinder (3053) for driving the guide slider (3052) to move along the guide slot (3051) being installed inside the guide slot (3051), and a movable pushing plate (3054) for cooperating with a limiting support plate (304) to align the raw material plate is arranged at the top end of the guide slider (3052).

5. The automatic punching equipment for corner plates according to claim 1 is characterized in that: The material correction mechanism (5) comprises a first support frame (501) arranged on the front side of the punching machine body (1); a vertically upward supporting connecting rod (502) is arranged on one side of the middle part of the top end of the first support frame (501); the top end of the supporting connecting rod (502) is connected to an inclined positioning table (503) via a rotating shaft; a plurality of second balls (504) are arranged in a matrix at the top end of the positioning table (503); an angle adjustment component (505) for adjusting the inclination angle of the positioning table (503) is arranged on the first support frame (501); a plurality of plastic limiting circular rollers (506) are equidistantly arranged on both sides of the positioning table (503) near the lowest corner; and an error-proofing proximity switch (507) is installed at the lowest corner of the positioning table (503).

6. The automatic punching equipment for corner plates according to claim 5, characterized in that: The angle adjustment component (505) comprises two telescopic rods (5051) connected to the first support frame (501) via a rotating shaft, wherein the top end of one of the telescopic rods (5051) is connected to the middle of the other side of the positioning platform (503) via the rotating shaft, and the top end of the other telescopic rod (5051) is connected to a corner of the positioning platform (503) via the rotating shaft, and a hydraulic cylinder (5052) is connected to a corner of the first support frame (501) via the rotating shaft, and the output shaft of the hydraulic cylinder (5052) is connected to the corner of the positioning platform (503) via the rotating shaft, and the supporting connecting rod (502), the hydraulic cylinder (5052) and the two telescopic rods (5051) are distributed in a rectangular shape.

7. The automatic punching equipment for corner plates according to claim 6 is characterized in that: The material storage mechanism (4) comprises a second support frame (401) arranged on one side of the first support frame (501), two rows of rollers (402) are arranged at the top of the second support frame (401), vertically upward sheet material positioning baffles (403) are arranged on adjacent two sides of the second support frame (401), a magnet (404) is installed inside the sheet material positioning baffle (403), and a handle is arranged at the top of the sheet material positioning baffle (403).

8. The automatic punching equipment for corner plates according to claim 1 is characterized in that: The finished product correction mechanism (6) comprises a support frame rod (601) arranged at one end of the punching machine body (1); two inclined fixed connecting plates (602) are arranged at one end of the support frame rod (601) away from the punching machine body (1); a U-shaped placement frame plate (603) is arranged on the two fixed connecting plates (602); and the bottom end and both sides of the placement frame plate (603) are provided with a limit stop plate (604).

9. The automatic punching equipment for corner plates according to claim 8, characterized in that: The finished product storage mechanism (7) comprises a finished product placement rack (701) arranged on the front of the support frame rod (601), a tray is placed on the top of the finished product placement rack (701), an L-shaped positioning plate (702) is provided at one corner of the finished product placement rack (701), and the bottom of the support rod (8) is fixed on the finished product placement rack (701).

10. The automatic punching equipment for corner plates according to claim 9, characterized in that: The scanning error prevention mechanism (9) comprises a horizontal crossbar (901) arranged at the top end of the support rod (8), a vertical rod (902) extending vertically downward is arranged at the top end of the horizontal crossbar (901), a scanning probe (903) is installed on the vertical rod (902), and an alarm (904) is installed on the support rod (8).

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