Punching device and punching method for flange machining

Abstract

The invention discloses a punching device and a punching method for flange machining, and relates to the technical field of flange machining punching. The flange punching device comprises a punching machine, a supporting and fixing assembly and a transferring assembly, a supporting inner plate, a movable supporting plate and a supporting outer plate support a flange, the movable supporting plate and the supporting outer plate are located on the two sides of the flange punching position correspondingly, a pushing block moves in the direction close to the supporting inner plate, and a lifting rod vertically moves and drives a rotating and fixing plate to rotate; the pushing block moves and pushes the rotating fixing plate to move, the rotating fixing plate moves to make contact with the flange and conduct extrusion fixing, flanges of different specifications can be fixed, supporting parts do not need to be replaced, and the machining efficiency is improved; the two sides of punched holes are supported when multiple holes of different flanges are punched at the same time, deformation flaws caused by insufficient supporting contact points when the multiple holes are punched at the same time are prevented, the defective rate is reduced, and the punching quality is improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of flange processing and punching, and in particular, relates to a punching device and a punching method for flange processing. Background Art

[0002] Flange, also known as flange flange or flange. Flange is a part that connects shafts to each other and is used to connect pipe ends. During the production and processing of flanges, punching is required. In order to improve the efficiency when punching holes in flanges, multiple holes are usually punched simultaneously. However, when faced with flanges of different materials with low rigidity, different sizes, and different punching points, the flange punching work lacks sufficient support. For example, Chinese patent application CN117282845A uses a fixed table to support the flange. When the flange material has low rigidity, different sizes, and different punching points, punching multiple holes in the flange simultaneously will cause deformation defects due to insufficient support contact points, thereby increasing the defective rate. After punching, manual handling is usually used. Most flanges are heavy, which makes it extremely inconvenient to carry and has low work efficiency. Summary of the invention

[0003] 1. Technical issues to be resolved In response to the problems in the related technology, the present invention proposes a punching device and a punching method for flange processing, which have the functions of fixing flanges of different specifications without replacing supporting parts, thereby improving processing efficiency, supporting both sides of the punching holes when punching multiple holes of different flanges at the same time, preventing deformation defects of the punching holes due to insufficient support contact points when punching multiple holes at the same time, reducing the defective rate and improving the punching quality; making the punched flange slide, reducing manual handling, and improving work efficiency, etc., and solving the technical problems that when the flange material has low rigidity, different sizes, and different punching points, the simultaneous punching of multiple holes in the flange will cause deformation defects of the punching holes due to insufficient support contact points, thereby increasing the defective rate; and manual handling is usually used after punching, and most flanges are heavy, which is extremely inconvenient to handle and has low work efficiency.

[0004] (II) Technical solution In order to solve the above technical problems, the present invention provides the following technical solutions: The present invention is a punching device, comprising a punching machine, a supporting and fixing assembly and a transfer assembly, wherein the punching machine can punch a flange; the supporting and fixing assembly comprises a plurality of supporting units, a plurality of fixing units, a supporting inner plate, a movable supporting plate and a fixed supporting plate, wherein the fixed supporting plate is arranged on the punching machine, the movable supporting plate is arranged above the fixed supporting plate, and the supporting inner plate, the supporting unit and the fixing unit are arranged above the movable supporting plate; The support unit includes a movable support plate, a lifting plate and a support outer plate, the movable support plate is slidably installed with the support inner plate, the support outer plate is arranged above the movable support plate, and the lifting plate is arranged below the support inner plate, when the lifting plate moves vertically, the movable support plate can move horizontally to support the bottom surface of the flange near the center; the support outer plate can move horizontally to support the bottom surface of the flange near the edge; The fixing unit comprises a rotating fixing plate, a lifting rod and a pushing block, the supporting outer plate is provided with a fixed moving groove, the rotating fixing plate is slidably installed in the fixed moving groove, the lifting rod is arranged below the rotating fixing plate, and the pushing block is arranged at an end of the rotating fixing plate away from the supporting outer plate, when the pushing block moves toward the supporting outer plate, the lifting rod can contact the rotating fixing plate and move vertically to rotate the rotating fixing plate, the pushing block moves and pushes the rotating fixing plate to move, and the rotating fixing plate moves to fix the flange; The transfer assembly includes a lifting plate, a moving block, a moving screw and a moving motor. A lifting groove is provided on one side of the fixed support plate, and the lifting plate is slidably installed in the lifting groove. Two moving mounting plates are fixedly installed on one side of the fixed support plate. The moving screw is arranged between the moving mounting plates and is rotatably connected to the moving mounting plates. The moving block is sleeved on the moving screw, and a lifting slide is provided on the moving block. A lifting block is slidably installed in the lifting slide, and the lifting block is fixedly connected to the lifting plate, and the moving motor is fixedly connected to the moving mounting plate away from the lifting plate.

[0005] Preferably, the support unit also includes a plurality of support connecting rods and a plurality of lifting cylinders, the top surface of the movable support plate is fixedly installed with a support column, the top surface of the support column is fixedly connected to the support inner plate, the support inner plate is provided with a plurality of support slide grooves, and the support slide grooves are distributed in a circular manner, a slide plate is slidably installed in the support slide groove, the slide plate is fixedly connected to the movable support plate, the lifting plate is sleeved on the support column, and a plurality of movable connecting grooves are provided on the lifting plate, and the movable connecting grooves are distributed in a circular manner, the support connecting rod is arranged under the support inner plate, one end of the support connecting rod is rotatably installed in the movable connecting groove, and the other end is rotatably connected to the bottom surface of the slide plate, the lifting cylinder is fixedly installed on the top surface of the movable support plate, and the output end of the lifting cylinder is fixedly connected to the bottom surface of the lifting plate.

[0006] Preferably, the support unit also includes a support moving column and a moving cylinder. A plurality of support moving grooves are opened on the top surface of the movable support plate. The support moving grooves are distributed in a circular shape. The support moving column is slidably matched with the support moving grooves. The top surface of the support moving column is fixedly connected to the bottom surface of the support outer plate. The moving cylinder is fixedly installed on the top surface of the movable support plate, and the output end of the moving cylinder is fixedly connected to the support moving column.

[0007] Preferably, the fixed unit also includes a fixed mounting block, a fixed electric push rod, a lifting wedge block and a movable wedge block, a fixed connecting block is fixedly installed on the side of the supporting movable column away from the supporting column, the fixed connecting block is fixedly connected to the fixed mounting block, the fixed mounting block is provided with a fixed groove, the pushing block is arranged in the fixed groove, the fixed electric push rod is fixedly installed on the end of the fixed mounting block away from the supporting movable column, the output end of the fixed electric push rod passes through the fixed mounting block and is fixedly connected to the pushing block, the lifting wedge block is slidably installed on one end of the fixed mounting block close to the supporting movable column, the lifting rod is fixedly connected to the lifting wedge block, and the movable wedge is located below the lifting wedge block and slidably cooperates with the fixed groove.

[0008] Preferably, the fixed unit also includes a sliding block, a movable fixed plate, a return spring and a lifting baffle, the sliding block is slidably installed in the fixed groove and fixedly connected to the movable wedge block, the movable fixed plate is fixedly installed on the top surface of the sliding block, the lifting baffle is slidably installed on the side of the movable fixed plate close to the pushing block, and a plurality of return springs are fixedly installed on the bottom end of the lifting baffle, and the bottom end of the return spring is fixedly connected to the sliding block.

[0009] Preferably, the punching machine includes a frame, a horizontal moving mechanism 1, a horizontal moving mechanism 2 and a punching drive mechanism, the horizontal moving mechanism 1 is arranged on the frame, the horizontal moving mechanism 2 is arranged on the horizontal moving mechanism 1, and the punching drive mechanism is arranged on the frame and located above the supporting inner plate.

[0010] Preferably, the fixed support plate is fixedly mounted on the second horizontal moving mechanism, a rotating block is fixedly mounted on one end of the fixed support plate away from the lifting plate, and one side of the movable support plate is rotatably connected to the rotating block.

[0011] Preferably, the transfer assembly further comprises a transfer machine, and the transfer machine is arranged on one side of the frame.

[0012] A punching method for flange processing uses the flange processing punching device.

[0013] (III) Beneficial effects Compared with the prior art, the present invention provides a punching device and a punching method for flange processing, which has the following beneficial effects: 1. The supporting inner plate, the movable supporting plate and the supporting outer plate support the flange, and the movable supporting plate and the supporting outer plate are respectively located on both sides of the flange punching. The pushing block moves toward the supporting inner plate, the lifting rod moves vertically and drives the rotating fixed plate to rotate, so that the rotating fixed plate rotates from a horizontal state to a vertical state, the pushing block moves and drives the rotating fixed plate to move, the rotating fixed plate moves to contact the flange and squeeze and fix it, flanges of different specifications can be fixed, there is no need to replace supporting parts, and the processing efficiency is improved. When punching multiple holes of different flanges at the same time, both sides of the punching holes are supported to prevent deformation defects caused by punching holes due to insufficient support contact points when punching multiple holes at the same time, reduce the defective rate, and improve the punching quality.

[0014] 2. The mobile motor drives the moving screw to rotate, and the rotation of the moving screw drives the moving block to move toward the moving motor. The moving block drives the lifting plate to move through the lifting block. During the movement of the lifting plate, the horizontal movable support plate is pushed to rotate to an inclined state with the end close to the mobile motor as the axis, so that the punched flange slides off, reducing manual handling and improving work efficiency.

[0015] 3. The transfer machine collects and transfers the fallen flanges, and transfers the flanges in time to prevent the flanges that have heated up after punching from piling up and to avoid defects caused by thermal expansion and contraction.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the invention, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is one of the overall three-dimensional structural schematic diagrams of the present invention; Figure 2 This is the second schematic diagram of the overall three-dimensional structure of the present invention; Figure 3 It is one of the partial three-dimensional structural schematic diagrams of the present invention; Figure 4 For the present invention Figure 3 A schematic diagram of the structure at A; Figure 5 This is the second schematic diagram of the partial three-dimensional structure of the present invention; Figure 6 For the present invention Figure 5 Schematic diagram of the structure at B; Figure 7 This is the third schematic diagram of the partial three-dimensional structure of the present invention; Figure 8 For the present invention Figure 7 Schematic diagram of the structure at C; Fig. 9 This is the fourth schematic diagram of the partial three-dimensional structure of the present invention; Fig.10 For the present invention Fig. 9 Schematic diagram of the structure at D.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows: 1. Punching machine; 101. Frame; 102. Horizontal moving mechanism 1; 103. Horizontal moving mechanism 2; 104. Punching drive mechanism; 2. Support and fixing assembly; 21. Support unit; 211. Moving support plate; 212. Lifting plate; 213. Support outer plate; 214. Support connecting rod; 215. Lifting cylinder; 216. Slide plate; 217. Support moving column; 218. Moving cylinder; 22. Fixing unit; 221. Rotating fixing plate; 222. Lifting rod; 223. Pushing block; 2 24. Fixed mounting block; 225. Fixed electric push rod; 226. Lifting wedge block; 227. Moving wedge block; 228. Sliding block; 229. Movable fixed plate; 2210. Return spring; 2211. Lifting baffle; 23. Support inner plate; 24. Movable support plate; 25. Fixed support plate; 26. Support column; 3. Transfer assembly; 301. Lifting plate; 302. Moving block; 303. Moving screw rod; 304. Moving motor; 305. Lifting block; 306. Rotating block; 307. Transfer machine. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the invention to clearly and completely describe the technical solutions in the embodiments of the invention. Obviously, the described embodiments are only part of the embodiments of the invention, not all of the embodiments. Based on the embodiments in the invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the invention.

[0021] In the description of the present invention, it is necessary to understand that the terms "opening", "upper", "lower", "top", "middle", "inside" and the like indicating orientation or positional relationship are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the invention.

[0022] For example, see Figure 1-10As shown, the present invention is a punching device, including a punching machine 1, a supporting and fixing assembly 2 and a transfer assembly 3. The punching machine 1 can punch the flange; the supporting and fixing assembly 2 includes a plurality of supporting units 21, a plurality of fixing units 22, a supporting inner plate 23, a movable supporting plate 24 and a fixed supporting plate 25. The fixed supporting plate 25 is arranged on the punching machine 1, the movable supporting plate 24 is arranged above the fixed supporting plate 25, and the supporting inner plate 23, the supporting unit 21 and the fixing unit 22 are arranged above the movable supporting plate 24; The support unit 21 includes a movable support plate 211, a lifting plate 212 and a support outer plate 213. The movable support plate 211 is slidably installed with the support inner plate 23. The support outer plate 213 is arranged above the movable support plate 24, and the lifting plate 212 is arranged below the support inner plate 23. When the lifting plate 212 moves vertically, the movable support plate 211 can move horizontally to support the bottom surface of the flange near the center; the support outer plate 213 can move horizontally to support the bottom surface of the flange near the edge; The fixing unit 22 includes a rotating fixing plate 221, a lifting rod 222 and a pushing block 223. A fixed moving groove is provided on the supporting outer plate 213. The rotating fixing plate 221 is slidably installed in the fixed moving groove. The lifting rod 222 is provided below the rotating fixing plate 221. The pushing block 223 is provided at one end of the rotating fixing plate 221 away from the supporting outer plate 213. When the pushing block 223 moves toward the supporting outer plate 213, the lifting rod 222 can contact the rotating fixing plate 221 and move vertically, so that the rotating fixing plate 221 rotates, the pushing block 223 moves and pushes the rotating fixing plate 221 to move, and the rotating fixing plate 221 moves to fix the flange. The transfer assembly 3 includes a lifting plate 301, a moving block 302, a moving screw rod 303 and a moving motor 304. A lifting groove is provided on one side of the fixed support plate 25. The lifting plate 301 is slidably installed in the lifting groove. Two moving mounting plates are fixedly installed on one side of the fixed support plate 25. The moving screw rod 303 is arranged between the moving mounting plates and is rotatably connected to the moving mounting plates. The moving block 302 is sleeved on the moving screw rod 303. The moving block 302 is provided with a lifting slot. A lifting block 305 is slidably installed in the lifting slot. The lifting block 305 is fixedly connected to the lifting plate 301. The moving motor 304 is fixedly connected to the moving mounting plate away from the lifting plate 301. When in use, the lifting plate 212 moves vertically, so that the movable support plate 211 moves horizontally; the supporting outer plate 213 moves horizontally, and the flange is placed on the supporting inner plate 23. The supporting inner plate 23, the movable support plate 211 and the supporting outer plate 213 support the flange, and the movable support plate 211 and the supporting outer plate 213 are respectively located on both sides of the flange punching. The pushing block 223 moves in the direction close to the supporting inner plate 23, and the lifting rod 222 moves vertically and drives the rotating fixed plate 221 to rotate, so that the rotating fixed plate 221 rotates from a horizontal state to a vertical state, and the pushing block 223 moves and pushes the rotating fixed plate 221 to move, and the rotating fixed plate 221 moves to contact with the flange and squeeze and fix it. Flanges of different specifications can be fixed without replacing supporting parts, thereby improving processing efficiency, supporting both sides of the punching holes when punching multiple holes of different flanges at the same time, preventing the punching holes from having deformation defects due to insufficient support contact points when punching multiple holes at the same time, reducing the defective rate, and improving the punching quality; The moving motor 304 drives the moving screw 303 to rotate, and the rotation of the moving screw 303 drives the moving block 302 to move toward the moving motor 304. The moving block 302 drives the lifting plate 301 to move through the lifting block 305. During the movement of the lifting plate 301, the horizontal movable support plate 24 is pushed to rotate to an inclined state with one end close to the moving motor 304 as the axis, so that the punched flange can slide off, reducing manual handling and improving work efficiency.

[0023] For example 2, please refer to Figure 4 , Figure 6 The support unit 21 also includes a plurality of support connecting rods 214 and a plurality of lifting cylinders 215. A support column 26 is fixedly installed on the top surface of the movable support plate 24. The top surface of the support column 26 is fixedly connected to the support inner plate 23. A plurality of support slide grooves are provided on the support inner plate 23, and the support slide grooves are distributed in a circle. A slide plate 216 is slidably installed in the support slide groove. The slide plate 216 is fixedly connected to the movable support plate 211. The lifting plate 212 is sleeved on the support column 26. A plurality of mobile connecting grooves are provided on the lifting plate 212, and the mobile connecting grooves are distributed in a circle. A support connecting rod 214 is arranged below the support inner plate 23. One end of the support connecting rod 214 is rotatably installed in the mobile connecting groove, and the other end is rotatably connected to the bottom surface of the slide plate 216. The lifting cylinder 215 is fixedly installed on the top surface of the movable support plate 24, and the output end of the lifting cylinder 215 is fixedly connected to the bottom surface of the lifting plate 212. When in use, the lifting cylinder 215 drives the lifting plate 212 to move vertically, and the movement of the lifting plate 212 drives the slide plate 216 to move horizontally along the supporting slide groove through the supporting connecting rod 214, and the slide plate 216 drives the side moving support plate 211 to move horizontally.

[0024] For example 3, please refer to Figure 5The support unit 21 also includes a support moving column 217 and a moving cylinder 218. A plurality of support moving grooves are provided on the top surface of the movable support plate 24. The support moving grooves are distributed in a circumference. The support moving column 217 is slidably matched with the support moving grooves. The top surface of the support moving column 217 is fixedly connected to the bottom surface of the support outer plate 213. The moving cylinder 218 is fixedly installed on the top surface of the movable support plate 24. The output end of the moving cylinder 218 is fixedly connected to the support moving column 217. When in use, the moving cylinder 218 drives the support moving column 217 to move horizontally along the support moving groove, and the support moving column 217 drives the support outer plate 213 to move horizontally.

[0025] Example 4, please refer to Figure 7 , Figure 8 The fixed unit 22 also includes a fixed mounting block 224, a fixed electric push rod 225, a lifting wedge 226 and a moving wedge 227. A fixed connecting block is fixedly installed on the side of the supporting moving column 217 away from the supporting column 26. The fixed connecting block is fixedly connected to the fixed mounting block 224. The fixed mounting block 224 is provided with a fixed groove. The pushing block 223 is arranged in the fixed groove. The fixed electric push rod 225 is fixedly installed on the end of the fixed mounting block 224 away from the supporting moving column 217. The output end of the fixed electric push rod 225 passes through the fixed mounting block 224 and is fixedly connected to the pushing block 223. The lifting wedge 226 is slidably installed on the end of the fixed mounting block 224 close to the supporting moving column 217. The lifting rod 222 is fixedly connected to the lifting wedge 226. The moving wedge 227 is located below the lifting wedge 226 and slidably cooperates with the fixed groove. When in use, the fixed electric push rod 225 drives the pushing block 223 to move, and the pushing block 223 drives the moving wedge block 227 to move toward the supporting outer plate 213, and the moving wedge block 227 squeezes the lifting wedge block 226 to make the lifting wedge block 226 move vertically, and the lifting wedge block 226 drives the lifting rod 222 to move upward, and the lifting rod 222 contacts and moves vertically with the rotating fixed plate 221, so that the rotating fixed plate 221 rotates, and the rotating fixed plate 221 rotates from a horizontal state to a vertical state. When the pushing block 223 moves to the position farthest from the rotating fixed plate 221, the lifting wedge block 226 squeezes the moving wedge block 227 downward due to its own gravity, and the moving wedge block 227 moves away from the supporting outer plate 213.

[0026] For example 5, please refer to Figure 8The fixed unit 22 also includes a sliding block 228, a movable fixed plate 229, a return spring 2210 and a lifting baffle 2211. The sliding block 228 is slidably installed in the fixed groove and is fixedly connected to the movable wedge block 227. The movable fixed plate 229 is fixedly installed on the top surface of the sliding block 228. The lifting baffle 2211 is slidably installed on a side of the movable fixed plate 229 close to the push block 223. A plurality of return springs 2210 are fixedly installed at the bottom end of the lifting baffle 2211. The bottom end of the return spring 2210 is fixedly connected to the sliding block 228. When in use, the pushing block 223 moves to contact the lifting baffle 2211 and drives the lifting baffle 2211 to move. The lifting baffle 2211 drives the movable wedge block 227 to move through the movable fixed plate 229 and the sliding block 228. When the sliding block 228 contacts the inner wall of the fixed groove and stops moving, the pushing block 223 continues to move and squeezes the lifting baffle 2211. The lifting baffle 2211 moves downward along the movable fixed plate 229, and the reset spring 2210 is compressed. When the pushing block 223 moves to the position farthest from the rotating fixed plate 221, the reset spring 2210 is reset, and the lifting baffle 2211 moves upward.

[0027] Example 6, please refer to Figure 1 , Figure 2 The punching machine 1 includes a frame 101, a horizontal moving mechanism 1 102, a horizontal moving mechanism 2 103 and a punching drive mechanism 104. The horizontal moving mechanism 1 102 is arranged on the frame 101, the horizontal moving mechanism 2 103 is arranged on the horizontal moving mechanism 1 102, and the punching drive mechanism 104 is arranged on the frame 101 and located above the supporting inner plate 23; When in use, the horizontal moving mechanism 1 102 and the horizontal moving mechanism 2 103 move to adjust the position of the movable support plate 24 to adjust to the set punching position, and the punching drive mechanism 104 performs punching.

[0028] Example 7, please refer to Fig. 9 The fixed support plate 25 is fixedly mounted on the horizontal moving mechanism 103, and a rotating block 306 is fixedly mounted on one end of the fixed support plate 25 away from the lifting plate 301, and one side of the movable support plate 24 is rotatably connected to the rotating block 306; When in use, the movable support plate 24 rotates to an inclined state with one end close to the rotating block 306 as an axis.

[0029] For example 8, please refer to Figure 2 , the transfer assembly 3 further includes a transfer machine 307, and the transfer machine 307 is arranged on one side of the frame 101; When in use, the transfer machine 307 collects and transfers the fallen flange.

[0030] A punching method for flange processing uses the flange processing punching device.

[0031] In summary, with the aid of the above technical solution of the present invention, when the device is used, the horizontal moving mechanism 102 and the horizontal moving mechanism 2 103 move to adjust the position of the movable support plate 24, thereby adjusting to the set punching position, the lifting cylinder 215 drives the lifting plate 212 to move vertically, the lifting plate 212 moves through the support connecting rod 214 to drive the slide plate 216 to move horizontally along the support slide groove, the slide plate 216 drives one side of the movable support plate 211 to move horizontally, the moving cylinder 218 drives the support moving column 217 to move horizontally along the support moving groove, the support moving column 217 drives the support outer plate 213 to move horizontally, and the flange is placed on the On the support inner plate 23, the support inner plate 23, the movable support plate 211 and the support outer plate 213 support the flange, and the movable support plate 211 and the support outer plate 213 are respectively located on both sides of the flange punching, and the fixed electric push rod 225 drives the push block 223 to move, and the push block 223 moves to contact the lifting baffle 2211 and drives the lifting baffle 2211 to move, and the lifting baffle 2211 drives the movable wedge block 227 to move through the movable fixed plate 229 and the sliding block 228, and the movable wedge block 227 squeezes the lifting wedge block 226 to make the lifting wedge block 226 move vertically, and the lifting wedge block 226 drives the lifting rod 222 to move upward, and the lifting The lifting rod 222 contacts the rotating fixed plate 221 and moves vertically, so that the rotating fixed plate 221 rotates, so that the rotating fixed plate 221 rotates from a horizontal state to a vertical state, the pushing block 223 moves and pushes the rotating fixed plate 221 to move, the rotating fixed plate 221 moves to contact the flange and is squeezed and fixed, and the punching drive mechanism 104 punches; after the punching is completed, the fixed electric push rod 225 drives the pushing block 223 to move to the position farthest from the rotating fixed plate 221, and the lifting wedge block 226 squeezes the moving wedge block 227 downward due to its own gravity, and the moving wedge block 227 moves away from the supporting outer plate 213, and the lifting rod 222 moves The movable support plate 24 is pushed to rotate with the end close to the moving motor 304 as the axis, and the flange 307 is used to collect and transport the flange.

[0032] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0033] The preferred embodiments of the invention disclosed above are only used to help illustrate the invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific embodiments described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the invention, so that those skilled in the art can better understand and use the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A punching device, comprising a punching machine (1), a supporting and fixing component (2) and a transfer component (3), characterized in that: The punching machine (1) is capable of punching flanges; the support and fixing assembly (2) comprises a plurality of support units (21), a plurality of fixing units (22), a support inner plate (23), a movable support plate (24) and a fixed support plate (25); the fixed support plate (25) is arranged on the punching machine (1), the movable support plate (24) is arranged above the fixed support plate (25), and the support inner plate (23), the support unit (21) and the fixing unit (22) are arranged above the movable support plate (24); The support unit (21) comprises a movable support plate (211), a lifting plate (212) and a support outer plate (213); the movable support plate (211) is slidably mounted on the support inner plate (23); the support outer plate (213) is arranged above the movable support plate (24); the lifting plate (212) is arranged below the support inner plate (23); when the lifting plate (212) moves vertically, the movable support plate (211) can move horizontally to support the bottom surface of the flange near the center; the support outer plate (213) can move horizontally to support the bottom surface of the flange near the edge; The fixing unit (22) comprises a rotating fixing plate (221), a lifting rod (222) and a pushing block (223); a fixed movable groove is provided on the supporting outer plate (213); the rotating fixing plate (221) is slidably installed in the fixed movable groove; the lifting rod (222) is provided below the rotating fixing plate (221); the pushing block (223) is provided at one end of the rotating fixing plate (221) away from the supporting outer plate (213); when the pushing block (223) moves toward the supporting outer plate (213), the lifting rod (222) can contact the rotating fixing plate (221) and move vertically, so that the rotating fixing plate (221) rotates; the pushing block (223) moves and pushes the rotating fixing plate (221) to move; the rotating fixing plate (221) moves to fix the flange; The transfer assembly (3) comprises a lifting plate (301), a moving block (302), a moving screw (303) and a moving motor (304); a lifting groove is provided on one side of the fixed support plate (25); the lifting plate (301) is slidably mounted in the lifting groove; two moving mounting plates are fixedly mounted on one side of the fixed support plate (25); the moving screw (303) is arranged between the moving mounting plates and is rotatably connected to the moving mounting plates; the moving block (302) is sleeved on the moving screw (303); the moving block (302) is provided with a lifting slot; a lifting block (305) is slidably mounted in the lifting slot; the lifting block (305) is fixedly connected to the lifting plate (301); and the moving motor (304) is fixedly connected to the moving mounting plate away from the lifting plate (301).

2. A punching device according to claim 1, characterized in that: The support unit (21) further comprises a plurality of support connecting rods (214) and a plurality of lifting cylinders (215); a support column (26) is fixedly mounted on the top surface of the movable support plate (24); the top surface of the support column (26) is fixedly connected to the support inner plate (23); a plurality of support slide grooves are provided on the support inner plate (23), and the support slide grooves are distributed in a circumference; a slide plate (216) is slidably mounted in the support slide groove; the slide plate (216) is fixedly connected to the movable support plate (211); and the lifting plate (212) is sleeved on the movable support plate (211). A plurality of movable connection grooves are provided on the support column (26) and the lifting plate (212), and the movable connection grooves are distributed in a circumference. The support connecting rod (214) is provided below the support inner plate (23), and one end of the support connecting rod (214) is rotatably mounted in the movable connection groove, and the other end is rotatably connected to the bottom surface of the slide plate (216). The lifting cylinder (215) is fixedly mounted on the top surface of the movable support plate (24), and the output end of the lifting cylinder (215) is fixedly connected to the bottom surface of the lifting plate (212).

3. A punching device according to claim 2, characterized in that: The support unit (21) further comprises a support movable column (217) and a movable cylinder (218); a plurality of support movable grooves are provided on the top surface of the movable support plate (24); the support movable grooves are distributed in a circumferential manner; the support movable column (217) is slidably matched with the support movable grooves; the top surface of the support movable column (217) is fixedly connected to the bottom surface of the support outer plate (213); the movable cylinder (218) is fixedly mounted on the top surface of the movable support plate (24); and the output end of the movable cylinder (218) is fixedly connected to the support movable column (217).

4. A punching device according to claim 3, characterized in that: The fixed unit (22) further comprises a fixed mounting block (224), a fixed electric push rod (225), a lifting wedge block (226) and a moving wedge block (227); a fixed connection block is fixedly mounted on a side of the supporting moving column (217) away from the supporting column (26); the fixed connection block is fixedly connected to the fixed mounting block (224); the fixed mounting block (224) is provided with a fixed groove; the pushing block (223) is arranged in the fixed groove; the fixed electric push rod (225) is fixedly mounted on the fixed mounting block The block (224) is away from one end of the supporting movable column (217), the output end of the fixed electric push rod (225) passes through the fixed mounting block (224) and is fixedly connected to the pushing block (223), the lifting wedge block (226) is slidably mounted on one end of the fixed mounting block (224) close to the supporting movable column (217), the lifting rod (222) is fixedly connected to the lifting wedge block (226), and the movable wedge block (227) is located below the lifting wedge block (226) and is slidably matched with the fixed groove.

5. A punching device according to claim 4, characterized in that: The fixing unit (22) further comprises a sliding block (228), a movable fixing plate (229), a return spring (2210) and a lifting baffle (2211); the sliding block (228) is slidably mounted in the fixing groove and is fixedly connected to the movable wedge block (227); the movable fixing plate (229) is fixedly mounted on the top surface of the sliding block (228); the lifting baffle (2211) is slidably mounted on a side of the movable fixing plate (229) close to the pushing block (223); a plurality of return springs (2210) are fixedly mounted on the bottom end of the lifting baffle (2211); and the bottom end of the return spring (2210) is fixedly connected to the sliding block (228).

6. A punching device according to claim 5, characterized in that: The punching machine (1) comprises a frame (101), a horizontal moving mechanism 1 (102), a horizontal moving mechanism 2 (103) and a punching drive mechanism (104); the horizontal moving mechanism 1 (102) is arranged on the frame (101), the horizontal moving mechanism 2 (103) is arranged on the horizontal moving mechanism 1 (102), and the punching drive mechanism (104) is arranged on the frame (101) and is located above the supporting inner plate (23).

7. A punching device according to claim 6, characterized in that: The fixed support plate (25) is fixedly mounted on the second horizontal moving mechanism (103); a rotating block (306) is fixedly mounted on one end of the fixed support plate (25) away from the lifting plate (301); and one side of the movable support plate (24) is rotatably connected to the rotating block (306).

8. A punching device according to claim 6, characterized in that: The transfer assembly (3) further comprises a transfer machine (307), and the transfer machine (307) is arranged on one side of the frame (101).

9. A punching method for flange processing, characterized in that: A punching device as claimed in any one of claims 1 to 8 is used.

Images