Punching device for angle steel tower machining

Abstract

The utility model relates to the technical field of angle steel tower machining, and provides an angle steel tower machining punching device which comprises a workbench, a feeding plate is slidably mounted on the workbench, two symmetrical second piston cavities are formed in a second supporting frame, and second piston plates are slidably mounted in the two second piston cavities in a sealed mode. Clamping plates are fixedly arranged on the two second piston plates, a first piston cavity is fixedly formed in the feeding plate, the first piston cavity communicates with the two second piston cavities in a sealed mode through pipelines, a first piston plate is installed in the first piston cavity in a sealed and sliding mode, and a third driving part is detachably installed on the feeding plate; the automatic feeding device has the advantages that the second piston plate drives the clamping plates to move, workpieces are clamped and fixed through the two clamping plates, the workpieces of different sizes are clamped and positioned, the driving mechanism is started to drive the workpieces to move through the feeding plate, the workpieces are clamped and positioned through the clamping plates, and the workpieces are clamped and positioned through the clamping plates. And the automatic feeding function is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to angle steel tower processing technical field, especially relate to a punching device for angle steel tower processing. BACKGROUND

[0002] Angle steel tower, as the common iron tower type in the field of communication power, is mainly constructed by angle steel, steel plate and other materials, and the use amount of angle steel is large, and the angle steel needs to be fixed and limited during punching, but the existing automatic feeding and cutting efficiency of angle steel is slow, which reduces the work efficiency, and it is not convenient to use angle steel of different sizes. INVENTION CONTENTS

[0003] Therefore, the utility model provides a punching device for angle steel tower processing, and the third driving part drives the first piston plate to move along the first piston cavity through the sliding rod, the clamping plates are driven to move through the second piston plates due to the communication between the first piston cavity and the second piston cavity, the workpieces are clamped and fixed through the two clamping plates, the workpieces of different sizes are clamped and positioned, the driving mechanism drives the workpieces to move through the feeding plate, and the automatic feeding function is realized.

[0004] The technical scheme is as follows: a punching device for angle steel tower processing, comprising a workbench, a feeding plate is slidably installed on the workbench, a driving mechanism is arranged between the workbench and the feeding plate, the driving mechanism drives the feeding plate to move along the workbench in a circular reciprocating manner, a second support frame is arranged on the feeding plate, two second piston cavities that are symmetrical to each other are formed in the second support frame, second piston plates are sealingly and slidably installed in the two second piston cavities, clamping plates are fixedly arranged on the two second piston plates, a first piston cavity is fixedly arranged on the feeding plate, the first piston cavity is sealingly communicated with the two second piston cavities through pipelines, a first piston plate is sealingly and slidably installed in the first piston cavity, a third driving part is detachably installed on the feeding plate, the third driving part is connected with the first piston plate through a sliding rod, and the third driving part drives the first piston plate to move along the first piston cavity through the sliding rod.

[0005] In the use process of the above technical scheme, the third driving part drives the first piston plate to move along the first piston cavity through the sliding rod, the clamping plates are driven to move through the second piston plates due to the communication between the first piston cavity and the second piston cavity, the workpieces are clamped and fixed through the two clamping plates, the workpieces of different sizes are clamped and positioned, the driving mechanism drives the workpieces to move through the feeding plate, and the automatic feeding function is realized.

[0006] Preferably, the second support frame is provided with a fourth sliding groove, and two clamping plates are slidingly installed in the fourth sliding groove, and the two clamping plates are connected and fixed with the second piston plate through a connecting rod.

[0007] Preferably, a second elastic component is movably installed in the second piston cavity, one end of the second elastic component is connected and fixed with the second piston plate, and the other end is connected and fixed with the second piston cavity.

[0008] Preferably, the pipeline comprises a gas conveying main pipe fixed on the feeding plate and in sealed communication with the first piston cavity, an exhaust pipe is arranged on the gas conveying main pipe, two gas inlet pipes are fixedly arranged on the two second piston cavities, and the exhaust pipe and the gas inlet pipe are in sealed communication through a gas conveying hose.

[0009] Preferably, a detection mechanism for detecting the gas pressure in the first piston cavity is detachably installed on the feeding plate, the detection mechanism is in sealed communication with the first piston cavity through a gas conveying pipe, and is electrically connected with the third driving component.

[0010] Preferably, the detection mechanism comprises a detection cavity detachably installed on the feeding plate, a third piston plate is sealingly and slidingly installed in the detection cavity, a piston rod is fixedly arranged at the other end of the third piston plate, a first detection contact is detachably installed at the end of the piston rod, a second detection contact corresponding to the first detection contact is detachably installed in the detection cavity, a second annular frame is fixedly arranged in the detection cavity, the piston rod and the first detection contact slidingly pass through the center hole of the second annular frame, a third elastic component is arranged between the second annular frame and the third piston plate, and the first detection contact is pushed away from the second detection contact through the third elastic component.

[0011] In use of the above technical scheme, the third piston plate is moved along the detection cavity by the gas in the first piston cavity, and the third elastic component is pressed, the first detection contact is contacted with the second detection contact by the third piston plate, the workpiece is clamped and fixed by the clamping plate at this time, the automatic clamping and detection function is realized, and the convenience and stability of clamping are improved.

[0012] Preferably, two symmetrical third sliding grooves and second screw holes are formed in the feeding plate, a third sliding block is slidingly installed in each third sliding groove, a second adjusting bolt is rotatably installed on the third sliding block, the second adjusting bolt is threadedly installed in the second screw hole, the number of the second support frames is two, the two second support frames are connected and fixed with the third sliding blocks through the two first support frames, and two workpieces are synchronously clamped by the clamping plates on the two second support frames.

[0013] As preferred, the driving mechanism comprises two symmetrical first mounting seats fixedly mounted on the workbench, an adjusting screw is rotatably mounted between the two first mounting seats, a first driving part is detachably mounted on one side of the workbench, the output end of the first driving part is in transmission connection with the adjusting screw, a first screw hole is formed in the feeding plate, the adjusting screw is screw-mounted in the first screw hole, a second sliding groove is formed in the workbench, a second sliding block is fixedly arranged in the middle of the feeding plate, and the second sliding block is slidingly mounted in the second sliding groove.

[0014] As preferred, a gantry is fixedly arranged on the side of the workbench away from the first driving part, a sliding plate is slidingly mounted on the gantry, a second driving part for driving the sliding plate to move is arranged between the gantry and the sliding plate, two symmetrical punching seats are fixedly arranged on the sliding plate, and a punching head is detachably mounted on the punching seat.

[0015] As preferred, two symmetrical limiting plates are slidingly mounted on the workbench, a first adjusting screw is rotatably mounted on each limiting plate, and the first adjusting screw is screw-mounted on the gantry.

[0016] The above technical scheme can realize synchronous machining of two workpieces at the same time, improve work efficiency, and save energy consumption.

[0017] After the above technical scheme is adopted, the utility model has the beneficial effects that:

[0018] 1. The third driving part is started to drive the first piston plate to move along the first piston cavity, the second piston plate is driven to move through the communication between the first piston cavity and the second piston cavity, the workpiece is clamped and fixed through the two clamping plates, different sizes of workpieces are clamped and positioned, the driving mechanism is started to drive the workpiece to move through the feeding plate, and the function of automatic feeding is realized.

[0019] 2. The third piston plate is driven to move along the detection cavity through the gas in the first piston cavity, the third elastic part is extruded, the first detection contact and the second detection contact are contacted through the third piston plate, the workpiece is clamped and fixed through the clamping plate, the function of automatic clamping detection is realized, and the convenience and stability of clamping are improved.

[0020] 3. The above technical scheme can realize synchronous machining of two workpieces at the same time, improve work efficiency, and save energy consumption. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without any creative labor.

[0022] Figure 1 It is the installation perspective view of the present application;

[0023] Figure 2 It is the front view of the present application;

[0024] Figure 3 It is the partial perspective view of the present application;

[0025] Figure 4 It is the partial front view of the present application;

[0026] Figure 5 It is the partial top view of the present application;

[0027] Figure 6 It is the exploded view of the present application;

[0028] Figure 7 It is the perspective view of the loading plate of the present application;

[0029] Figure 8 It is the partial perspective view of the present application;

[0030] Figure 9 It is the partial exploded view of the present application;

[0031] Figure 10 It is the partial sectional view of the present application;

[0032] Figure 11 It is the sectional view of the detection mechanism of the present application;

[0033] In the diagram, 1. Workbench; 2. First mounting base; 3. Adjusting screw; 4. First drive component; 5. Gantry frame; 6. Limiting plate; 7. First adjusting bolt; 8. First sliding groove; 9. Sliding plate; 10. Second drive component; 11. Stamping seat; 12. Stamping head; 13. Second sliding groove; 14. Feeding plate; 15. Second sliding block; 16. First screw hole; 17. Third sliding groove; 18. Second screw hole; 19. First piston cavity; 20. First ring frame; 21. Detection mechanism; 22. Gas supply main pipe; 23. Exhaust pipe; 24. Third sliding... 25. Second adjusting bolt; 26. First support frame; 27. Second support frame; 28. Fourth sliding groove; 29. ​​Second piston cavity; 30. Air inlet pipe; 31. Air delivery hose; 32. Second piston plate; 33. Second elastic component; 34. Clamping plate; 35. Third driving component; 36. Sliding rod; 37. First piston plate; 2101. Detection cavity; 2102. Third piston plate; 2103. Third elastic component; 2104. Piston rod; 2105. First detection contact; 2106. Second ring frame; 2107. Second detection contact; Detailed Implementation

[0034] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0035] Example 1

[0036] like Figures 1 to 11 As shown, a punching device for processing angle steel towers includes a worktable 1, on which a feeding plate 14 is slidably mounted. A driving mechanism is provided between the worktable 1 and the feeding plate 14. Activating the driving mechanism causes the feeding plate 14 to move cyclically along the worktable 1. A second support frame 27 is provided on the feeding plate 14. Two mutually symmetrical second piston cavities 29 are opened on the second support frame 27. A second piston plate 32 is slidably and sealed within each of the two second piston cavities 29. A clamping plate 34 is fixedly mounted on each of the two second piston plates 32. A first piston cavity 19 is fixedly mounted on the feeding plate 14 and is sealed to the two second piston cavities 29 via a pipe. A first piston plate 37 is slidably and sealed within the first piston cavity 19. A third driving component 35 is detachably mounted on the feeding plate 14 and is connected to the first piston plate 37 via a sliding rod 36. Activating the third driving component 35 causes the first piston plate 37 to move along the first piston cavity 19 via the sliding rod 36.

[0037] Specifically, the third driving component 35 is an electric push rod or a hydraulic cylinder, a power end of the third driving component 35 is connected and fixed with the sliding rod 36 through a connecting plate, and the end of the first piston cavity 19 is fixedly provided with the first annular frame 20, and the sliding rod 36 slides through the center hole of the first annular frame 20.

[0038] The second support frame 27 is provided with a fourth sliding groove 28, and the two clamping plates 34 are slidingly installed in the fourth sliding groove 28, and the two clamping plates 34 are connected and fixed with the second piston plate 32 through connecting rods.

[0039] The second elastic component 33 is movably installed in the second piston cavity 29, one end of the second elastic component 33 is connected and fixed with the second piston plate 32, and the other end is connected and fixed with the second piston cavity 29.

[0040] Specifically, the end of the second piston cavity 29 is fixedly provided with an annular limiting frame, the connecting rod slides through the center hole of the annular limiting frame, and the second elastic component 33 is a return spring.

[0041] The pipeline includes a gas conveying main pipe 22 fixed on the feeding plate 14 and in sealed communication with the first piston cavity 19, the gas conveying main pipe 22 is provided with an exhaust pipe 23, two second piston cavities 29 are fixedly provided with an air inlet pipe 30, the exhaust pipe 23 and the air inlet pipe 30 are in sealed communication through a gas conveying hose 31, and the air inlet pipe 30 seals and communicates the two second piston cavities 29.

[0042] In actual operation: the third driving component 35 is started to drive the first piston plate 37 to move along the first piston cavity 19 through the sliding rod 36, so as to press the gas in the first piston cavity 19, since the first piston cavity 19 is in sealed communication with the two second piston cavities 29 through the pipeline, the gas in the second piston cavity 29 is compressed, the second piston plate 32 is driven to move along the second piston cavity 29 through the gas, the clamping plate 34 is driven to fix the workpiece through the connecting rod, and the second elastic component 33 is stretched, when disassembly is needed, the third driving component 35 is started to drive the first piston plate 37 to reset through the sliding rod 36, and the clamping plate 34 is driven to reset through the second elastic component 33, so as to release the fixation of the workpiece.

[0043] The driving mechanism includes two symmetrical first mounting seats 2 fixedly installed on the workbench 1, an adjusting screw 3 is rotatably installed between the two first mounting seats 2, a first driving component 4 is detachably installed on one side of the workbench 1, an output end of the first driving component 4 is in transmission connection with the adjusting screw 3, a first screw hole 16 is formed in the feeding plate 14, the adjusting screw 3 is screwedly installed in the first screw hole 16, a second sliding groove 13 is formed in the workbench 1, and a second sliding block 15 is fixedly arranged in the middle of the feeding plate 14 and slidingly installed in the second sliding groove 13.

[0044] Specifically, the first driving component 4 is a reversible servo motor, the first driving component 4 is installed on the workbench 1 through a bolt and a nut, and an output end of the first driving component 4 is connected and fixed with the adjusting screw rod 3.

[0045] In actual operation, the first driving component 4 is started to drive the adjusting screw rod 3 to rotate, the adjusting screw rod 3 drives the feeding plate 14 to move along the workbench 1, and the second sliding block 15 is driven to move along the second sliding groove 13, so that the automatic feeding function is realized.

[0046] Embodiment Two

[0047] On the basis of the embodiment one, the feeding plate 14 is detachably installed with a detection mechanism 21 for detecting the gas pressure in the first piston cavity 19, the detection mechanism 21 is in sealed communication with the first piston cavity 19 through a gas conveying pipe, and is electrically connected with a third driving component 35.

[0048] The detection mechanism 21 comprises a detection cavity 2101 detachably installed on the feeding plate 14, a third piston plate 2102 is sealingly and slidably installed in the detection cavity 2101, a piston rod 2104 is fixedly arranged at the other end of the third piston plate 2102, a first detection contact 2105 is detachably installed at the end of the piston rod 2104, a second detection contact 2107 corresponding to the first detection contact 2105 is detachably installed in the detection cavity 2101, a second annular frame 2106 is fixedly arranged in the detection cavity 2101, the piston rod 2104 and the first detection contact 2105 slide through the center hole of the second annular frame 2106, a third elastic component 2103 is arranged between the second annular frame 2106 and the third piston plate 2102, and the first detection contact 2105 is pushed away from the second detection contact 2107 by the third elastic component 2103.

[0049] Specifically, the third elastic component 2103 is a detection spring, the detection spring is movably sleeved on the piston rod 2104, one end of the detection spring is connected and fixed with the third piston plate 2102, and the other end of the detection spring is connected and fixed with the second annular frame 2106, the detection cavity 2101 and the piston rod 2104 are both insulated, the first detection contact 2105 and the second detection contact 2107 are electrically connected with the third driving component 35 through a controller, a signal is transmitted to the controller through the contact between the first detection contact 2105 and the second detection contact 2107, and the third driving component 35 is controlled to be paused through the controller.

[0050] In actual operation: the third piston plate 2102 is pushed by the gas in the first piston cavity 19 to move along the detection cavity 2101, and the third elastic component 2103 is extruded, the first detection contact 2105 is pushed by the third piston plate 2102 to contact the second detection contact 2107, at this time, the workpieces are clamped and fixed by the clamping plates, the function of automatic clamping detection is realized, and the convenient performance and stable performance of clamping are improved.

[0051] Embodiment three

[0052] On the basis of the embodiment two or the embodiment one, two symmetric third sliding grooves 17 and second screw holes 18 are formed on the feeding plate 14, the third sliding grooves 17 are slidably installed with third sliding blocks 24, the second adjusting bolts 25 are rotatably installed on the third sliding blocks 24, the second adjusting bolts 25 are threadedly installed in the second screw holes 18, the number of the second support frames 27 is two, the two second support frames 27 are respectively connected and fixed with the third sliding blocks 24 through the two first support frames 26, and the two workpieces are synchronously clamped by the clamping plates 34 on the two second support frames 27.

[0053] In actual operation: the two workpieces are synchronously clamped by the two clamping plates 34 on the two symmetric second support frames 27, the third sliding blocks 24 are driven to move along the third sliding grooves 17 by operating the second adjusting bolts 25, the positions of the two workpieces are adjusted, the two workpieces are linearly moved by the feeding plate 14, the function of automatic feeding is realized, and the function of automatically feeding the two workpieces is realized.

[0054] Embodiment four

[0055] On the basis of any of the above embodiments, the gantry 5 is fixedly arranged on the workbench 1 away from the first driving component 4, the sliding plate 9 is slidably installed on the gantry 5, the second driving component 10 for driving the sliding plate 9 to move is arranged between the gantry 5 and the sliding plate 9, the two symmetric stamping seats 11 are fixedly arranged on the sliding plate 9, and the stamping head 12 is detachably installed on the stamping seat 11.

[0056] Specifically: the two symmetric first sliding grooves 8 are fixedly formed in the inner side of the gantry 5, the sliding plate 9 is slidably installed in the two first sliding grooves 8, the stamping head 12 is installed on the stamping seat 11 through bolts and nuts, the second driving component 10 is a hydraulic cylinder, the hydraulic cylinder is installed on the gantry 5 through bolts and nuts, the power end of the hydraulic cylinder is connected and fixed with the sliding plate 9 through bolts and nuts, and the stamping hole corresponding to the stamping head 12 is formed on the workbench 1.

[0057] In actual operation: the second driving component 10 is started to drive the sliding plate 9 to move along the first sliding grooves 8 on the gantry 5, the gantry 5 drives the stamping head 12 to move through the stamping seat 11, and the function of stamping is realized.

[0058] Two symmetrical limiting plates 6 are slidably installed on the workbench 1, and a first adjusting bolt 7 is rotatably installed on each limiting plate 6, the first adjusting bolt 7 is threadedly installed on the gantry 5, and the first adjusting bolt 7 is operated to drive the limiting plate 6 to move along the workbench 1.

[0059] The working principle of the utility model is: starting the third driving part 35 to drive the first piston plate 37 to move along the first piston cavity 19 through the sliding rod 36, the gas in the first piston cavity 19 is extruded, the first piston cavity 19 is in sealed communication with the two second piston cavities 29 through pipelines, the gas in the second piston cavity 29 is compressed, the second piston plate 32 is driven to move along the second piston cavity 29 through the gas, the workpiece is fixed through the clamping plate 34 driven by the connecting rod, and the second elastic part 33 is stretched, when disassembling, the third driving part 35 is started to drive the first piston plate 37 to reset through the sliding rod 36, the clamping plate 34 is driven to reset through the second elastic part 33, and the fixing of the workpiece is released.

[0060] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and the skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only for illustrating the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, these changes and improvements all fall into the scope of the utility model to be protected, and the protection scope of the utility model is defined by the attached claims and equivalents thereof.

Claims

1. A punching device for processing angle steel towers, comprising a worktable (1), wherein a feeding plate (14) is slidably mounted on the worktable (1), and a driving mechanism is provided between the worktable (1) and the feeding plate (14), wherein starting the driving mechanism drives the feeding plate (14) to move cyclically back and forth along the worktable (1), characterized in that: The second support frame (27) is provided on the feeding plate (14), two second piston cavities (29) are symmetrically arranged on the second support frame (27), a second piston plate (32) is slidably arranged in each second piston cavity (29), a clamping plate (34) is fixedly arranged on each second piston plate (32), a first piston cavity (19) is fixedly arranged on the feeding plate (14), the first piston cavity (19) is in sealed communication with the two second piston cavities (29) through a pipeline, a first piston plate (37) is slidably arranged in the first piston cavity (19), a third driving component (35) is detachably arranged on the feeding plate (14), the third driving component (35) is connected with the first piston plate (37) through a sliding rod (36), and the third driving component (35) drives the first piston plate (37) to move along the first piston cavity (19) through the sliding rod (36).

2. The punching device for angle steel tower processing according to claim 1, characterized in that, The second support frame (27) is provided on the feeding plate (14), two second piston cavities (29) are symmetrically arranged on the second support frame (27), a second piston plate (32) is slidably arranged in each second piston cavity (29), a clamping plate (34) is fixedly arranged on each second piston plate (32), a first piston cavity (19) is fixedly arranged on the feeding plate (14), the first piston cavity (19) is in sealed communication with the two second piston cavities (29) through a pipeline, a first piston plate (37) is slidably arranged in the first piston cavity (19), a third driving component (35) is detachably arranged on the feeding plate (14), the third driving component (35) is connected with the first piston plate (37) through a sliding rod (36), and the third driving component (35) drives the first piston plate (37) to move along the first piston cavity (19) through the sliding rod (36).

3. The punching device for angle steel tower processing according to claim 2, characterized in that, The second support frame (27) is provided on the feeding plate (14), two second piston cavities (29) are symmetrically arranged on the second support frame (27), a second piston plate (32) is slidably arranged in each second piston cavity (29), a clamping plate (34) is fixedly arranged on each second piston plate (32), a first piston cavity (19) is fixedly arranged on the feeding plate (14), the first piston cavity (19) is in sealed communication with the two second piston cavities (29) through a pipeline, a first piston plate (37) is slidably arranged in the first piston cavity (19), a third driving component (35) is detachably arranged on the feeding plate (14), the third driving component (35) is connected with the first piston plate (37) through a sliding rod (36), and the third driving component (35) drives the first piston plate (37) to move along the first piston cavity (19) through the sliding rod (36).

4. The punching device for angle steel tower processing according to claim 3, characterized in that, The pipeline comprises a gas conveying main pipe (22) fixedly arranged on the feeding plate (14) and in sealed communication with the first piston cavity (19), an exhaust pipe (23) is arranged on the gas conveying main pipe (22), an air inlet pipe (30) is fixedly arranged on each second piston cavity (29), and the exhaust pipe (23) and the air inlet pipe (30) are in sealed communication through a gas conveying hose (31).

5. The punching device for angle steel tower processing according to claim 4, characterized in that, A detection mechanism (21) for detecting the gas pressure in the first piston cavity (19) is detachably arranged on the feeding plate (14), the detection mechanism (21) is in sealed communication with the first piston cavity (19) through a gas conveying pipe, and is electrically connected with the third driving component (35).

6. The punching device for angle steel tower processing according to claim 5, characterized in that, The detection mechanism (21) comprises a detection cavity (2101) detachably mounted on the feeding plate (14), a third piston plate (2102) is sealingly and slidably arranged in the detection cavity (2101), the other end of the third piston plate (2102) is fixedly provided with a piston rod (2104), the end of the piston rod (2104) is detachably provided with a first detection contact (2105), a second detection contact (2107) corresponding to the first detection contact (2105) is detachably arranged in the detection cavity (2101), a second annular frame (2106) is fixedly arranged in the detection cavity (2101), the piston rod (2104) and the first detection contact (2105) slide through the center hole of the second annular frame (2106), and a third elastic component (2103) is arranged between the second annular frame (2106) and the third piston plate (2102), so that the first detection contact (2105) is pushed away from the second detection contact (2107) through the third elastic component (2103).

7. The punching device for angle steel tower processing according to claim 6, characterized in that, The feeding plate (14) is provided with two symmetrical third sliding grooves (17) and a second screw hole (18), the third sliding grooves (17) are slidably provided with third sliding blocks (24), the second adjusting bolts (25) are rotatably arranged on the third sliding blocks (24), the second adjusting bolts (25) are threadedly arranged in the second screw hole (18), the number of the second supporting frames (27) is two, and the two second supporting frames (27) are connected and fixed with the third sliding blocks (24) through the two first supporting frames (26), and the two workpieces are synchronously clamped through the clamping plates (34) on the two second supporting frames (27).

8. The punching device for angle steel tower processing according to any one of claims 1-7, characterized in that, The driving mechanism comprises two symmetrical first mounting seats (2) fixedly arranged on the workbench (1), an adjusting screw rod (3) is rotatably arranged between the two first mounting seats (2), a first driving component (4) is detachably arranged on one side of the workbench (1), the output end of the first driving component (4) is in transmission connection with the adjusting screw rod (3), a first screw hole (16) is arranged on the feeding plate (14), the adjusting screw rod (3) is threadedly arranged in the first screw hole (16), and a second sliding groove (13) is arranged on the workbench (1). The middle of the feeding plate (14) is fixedly provided with a second sliding block (15), and the second sliding block (15) is slidably arranged in the second sliding groove (13).

9. The punching device for angle steel tower processing according to claim 8, characterized in that, The workbench (1) is fixedly provided with a gantry (5) away from the first driving component (4) on one side, a sliding plate (9) is slidably arranged on the gantry (5), a second driving component (10) for driving the sliding plate (9) to move is arranged between the gantry (5) and the sliding plate (9), and two symmetrical punching seats (11) are fixedly arranged on the sliding plate (9). The punching head (12) is detachably arranged on the punching seat (11).

10. The punching device for angle steel tower processing according to claim 9, characterized in that, Two symmetrical limiting plates (6) are slidably installed on the workbench (1), and a first adjusting bolt (7) is rotatably installed on each limiting plate (6), and the first adjusting bolt (7) is threadedly installed on the gantry (5), and the first adjusting bolt (7) is operated to drive the limiting plate (6) to move along the workbench (1).

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