Rapid fixing device for metal plate cutting and application method thereof

Abstract

The invention relates to the field of sheet metal machining, in particular to a rapid fixing device for sheet metal cutting and an application method thereof.The rapid fixing device comprises a moving assembly and a clamping assembly, the moving assembly comprises a base, a rotating seat and a sliding seat, the rotating seat is rotationally connected to the base, and the rotating axis of the rotating seat is vertical; the sliding seat is connected to the rotating seat in a sliding mode, the sliding direction of the sliding seat is horizontal, and the clamping assembly is connected to the sliding seat and used for fixing a metal plate. The clamping assembly fixes a metal plate, the rotating base and the sliding base jointly transfer the metal plate from the side where the metal plate is placed to the side where the metal plate is cut, the sliding base slides to enable the metal plate to be close to a cutting piece, the metal plate does not need to be manually pushed, and the production quality of the metal plate is improved.

Description

Technical Field

[0001] The present application relates to the field of sheet metal processing, and in particular to a quick fixing device for sheet metal cutting and an application method thereof. Background Art

[0002] Sheet metal is generally made by manually or by die stamping some thin metal sheets to produce plastic deformation to form the desired shape and size, and can be further welded or a small amount of mechanical processing to form more complex parts. Sheet metal cutting refers to the process of cutting metal sheets into the desired shape and size through specific processes and equipment.

[0003] In the prior art, sheet metal is often cut by pushing the sheet metal forward by hand, which can easily injure fingers and pose a safety hazard. In addition, manual control results in low cutting accuracy, which affects the production quality of sheet metal parts. Summary of the invention

[0004] In order to improve the production quality of sheet metal parts, the present application provides a quick fixing device for sheet metal cutting and an application method thereof.

[0005] In a first aspect, the present application provides a quick fixing device for sheet metal cutting, which adopts the following technical solution: A quick fixing device for sheet metal cutting comprises a moving component and a clamping component, wherein the moving component comprises a base, a rotating seat and a sliding seat, wherein the rotating seat is rotatably connected to the base, the rotating axis of the rotating seat is vertical, the sliding seat is slidably connected to the rotating seat, the sliding direction of the sliding seat is horizontal, the clamping component is connected to the sliding seat, and the clamping component is used to fix the sheet metal.

[0006] By adopting the above technical solution, the clamping assembly fixes the sheet metal, and the rotating seat and the sliding seat jointly transfer the sheet metal from the side where the sheet metal is placed to the side where the sheet metal is cut. The sliding seat slides to bring the sheet metal close to the cutting part, eliminating the need for manual pushing of the sheet metal parts, thereby improving the production quality of the sheet metal parts.

[0007] Preferably, the sliding seat includes a sliding plate and a support plate, the sliding plate is slidably connected to the rotating seat, two support plates are provided, and the two support plates are respectively fixedly connected to the two ends of the sliding plate, the clamping assembly is provided between the two support plates, the clamping assembly is connected to the support plate, two clamping assemblies are provided, the clamping assemblies are arranged in a one-to-one correspondence with the support plates, and the clamping assembly is used to clamp the end of the sheet metal.

[0008] By adopting the above technical solution, the two clamping components fix the two ends of the sheet metal, and the sheet metal is not easily displaced during the sheet metal cutting process, thereby improving the stability of the connection between the sheet metal and the clamping components and improving the production quality of the sheet metal parts.

[0009] Preferably, the clamping assembly includes a rotating disk, a fixed block and a clamping block. The rotating disk rotates around its own axis and is connected to the support plate. The rotation axis of the rotating disk is horizontal and perpendicular to the sliding direction of the sliding plate. The fixed block is fixedly connected to the end of the rotating disk away from the support plate. The clamping block is slidably connected to the end of the rotating disk away from the support plate. The clamping block and the fixed block are used to clamp the side of the sheet metal.

[0010] By adopting the above technical solution, the sliding seat slides in the direction away from the axis of the rotating seat so that the sheet metal is located between the clamping block and the fixed block. The clamping block slides and clamps the sheet metal together with the fixed block. The sliding seat slides in the direction close to the axis of the rotating seat. The rotating seat rotates 180 degrees, and the sliding seat slides in the direction away from the axis of the rotating seat, pushing the sheet metal close to the cutting piece, completing the cutting of the sheet metal. The clamping block moves away from the fixed block, the rotating disk rotates, and the sheet metal slides away from the clamping assembly and falls into the discharge area to wait for subsequent processing, thereby improving the production efficiency and production quality of sheet metal parts.

[0011] Preferably, it also includes a first gear and a first rack, the first gear rotates around its own axis and is connected to the rotating seat, the rotation axis of the first gear is colinear with the rotation axis of the rotating seat, the sliding seat is provided with two, the first racks are provided with two, the first racks are fixedly connected to the sliding plate one by one, and the two first racks are respectively meshed with the two ends of the first gear.

[0012] By adopting the above technical solution, the first gear and the first rack make the two sliding seats slide in opposite directions. When one sliding seat clamps the sheet metal raw material, the other sliding seat pushes the sheet metal to be cut and unloaded, and they work simultaneously to improve the production efficiency of sheet metal parts.

[0013] Preferably, the clamping assembly also includes a torsion spring and a pull rope, the support plate is provided with a rotating opening, one end of the rotating disk is coaxially fixedly connected to a rotating column, the rotating column is coaxially rotatably connected to the inner wall of the rotating opening, the torsion spring is sleeved on the outer periphery of the rotating column, the two ends of the torsion spring are respectively fixedly connected to the outer wall of the rotating column and the support plate, the edge of the rotating disk is fixedly connected to a fixed column, the rotating seat is provided with a rope passing opening, the rope passing opening is arranged on the outer periphery of the rotating axis of the rotating seat, the base is fixedly connected to a pull ring, one end of the pull rope is fixedly connected to the pull ring, and the other end of the pull rope is fixedly connected to the fixed column after passing through the rope passing opening.

[0014] By adopting the above technical solution, the pull ring is set away from the cutting piece. When the rotating seat rotates to make the rope opening close to the cutting piece, the distance between the pull ring and the rope opening increases. The sliding seat slides to make the sheet metal close to the cutting piece. After the cutting is completed, the sliding seat continues to slide, the pull rope is tightened, the rotating disk is pulled to rotate, the clamping block is away from the fixed block, the sheet metal is away from the clamping assembly, the sliding seat is reset, the cutting of a sheet metal is completed, and when clamping the next sheet metal, the rotating seat rotates, the rope opening is close to the pull ring, the pull rope is consistently in a relaxed state, and after clamping the sheet metal, the operation is repeated to improve processing efficiency.

[0015] Preferably, the clamping assembly also includes a limit block and an adjusting block, the limit block is arranged on a side of the adjusting block close to the axis of the rotating seat, the limit block is fixedly connected to one end of the fixed block facing the clamping block, the adjusting block is slidably connected to one end of the fixed block facing the clamping block, the sliding direction of the adjusting block is parallel to the length direction of the fixed block, and the limit block and the adjusting block are used to clamp the end face of the sheet metal.

[0016] By adopting the above technical solution, the adjustment block slides to make the sheet metal abut against the limit block, and the adjustment block and the limit block clamp the sheet metal together. When close to the cutting part, the limit block presses against the sheet metal, thereby improving the stability of the sheet metal and improving the processing quality of the sheet metal parts.

[0017] Preferably, it also includes an electromagnet, the height of the fixed block is greater than the height of the clamping block, the electromagnet is arranged between the limit block and the adjustment block, the electromagnet is fixedly connected to one end of the fixed block facing the clamping block, and the end of the adjustment block facing the limit block is fixedly connected with a metal sheet.

[0018] By adopting the above technical solution, after the sheet metal is set between the fixed block and the clamping block, the electromagnet is energized, the sheet metal abuts the limit block, the adjusting block slides and pushes the sheet metal to abut the limit block, thereby completing the positioning of the sheet metal, and the clamping block slides and presses against the sheet metal. After the cutting is completed, the electromagnet is in a power-off state, the clamping block moves away from the fixed block, the sheet metal moves with the clamping block, and when the rotating disk is tilted, the adjusting block moves away from the limit block, which is convenient for positioning the next sheet metal. The sheet metal is away from the clamping assembly, thereby improving the processing efficiency.

[0019] Preferably, it also includes a second spring, a switch, a conductive block and a conductive sheet, the upper end of the base is provided with a mounting groove, one end of the second spring is connected to the bottom of the mounting groove, the other end of the second spring is connected to the switch, the rotating seat is provided with a through-hole, the through-hole is provided on the side of the sliding seat away from the axis of the rotating seat, the through-hole vertically penetrates the rotating seat, the conductive block is fixedly connected to the inner wall of the through-hole, the conductive sheet is fixedly connected to the end of the sliding plate away from the axis of the rotating seat, the conductive sheet is electrically connected to the electromagnet through a wire, the conductive block is used for abutment between the switch and the conductive sheet, and when the conductive block abuts against the switch and the conductive sheet, the electromagnet is energized.

[0020] By adopting the above technical solution, when it is necessary to clamp the sheet metal, the sliding seat slides so that the sheet metal is located between the fixed block and the clamping block, the switch abuts the conductive block, the conductive block abuts the conductive sheet, the electromagnet is energized, the sheet metal and the adjustment block are adsorbed, the positioning of the sheet metal is automatically completed, and the processing efficiency is improved.

[0021] In a second aspect, the present application provides an application method of a quick fixing device for sheet metal cutting, which adopts the following technical solution: A method for applying a quick fixing device for sheet metal cutting, comprising: The sliding seat controls the clamping assembly to approach the processing table where the sheet metal is placed; The clamping assembly clamps the sheet metal; The sliding seat controls the clamping assembly for clamping the sheet metal to move away from the processing table on which the sheet metal is placed; The swivel seat rotates; The sliding seat slides to bring the sheet metal closer to the device for cutting the sheet metal, thus completing the cutting; The sliding seat slides to bring the sheet metal close to the position where the sheet metal is placed, and the clamping assembly releases the sheet metal to complete the unloading; The sliding seat slides and the rotating seat rotates; Repeat the above steps.

[0022] By adopting the above technical solution, after the clamping component clamps the sheet metal, the moving component moves and controls the sheet metal to approach the cutting device, thereby reducing safety hazards caused by manual operation and improving processing quality.

[0023] In summary, the present application includes at least one of the following beneficial technical effects: 1. The clamping assembly fixes the sheet metal, and the rotating seat and the sliding seat jointly transfer the sheet metal from the side where the sheet metal is placed to the side where the sheet metal is cut. The sliding seat slides to bring the sheet metal close to the cutting part, eliminating the need for manual hand-pushing of the sheet metal parts, thereby improving the production quality of the sheet metal parts; 2. The sliding seat slides in the direction away from the axis of the rotating seat so that the sheet metal is located between the clamping block and the fixed block. The clamping block slides and clamps the sheet metal together with the fixed block. The sliding seat slides in the direction close to the axis of the rotating seat. The rotating seat rotates 180 degrees, and the sliding seat slides in the direction away from the axis of the rotating seat, pushing the sheet metal close to the cutting piece to complete the cutting of the sheet metal. The clamping block moves away from the fixed block, the rotating disk rotates, and the sheet metal slides away from the clamping assembly and falls into the discharge area to wait for subsequent processing, thereby improving the production efficiency and production quality of sheet metal parts. 3. When the sheet metal needs to be clamped, the sliding seat slides so that the sheet metal is located between the fixed block and the clamping block, the switch abuts the conductive block, the conductive block abuts the conductive sheet, the electromagnet is energized, the sheet metal and the adjustment block are adsorbed, the positioning of the sheet metal is automatically completed, and the processing efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1The utility model is a schematic diagram of the overall structure of a quick fixing device for sheet metal cutting.

[0025] Figure 2 The invention is a schematic diagram of the overall structure of a quick fixing device for sheet metal cutting after being cut open.

[0026] Figure 3 is a cross-sectional view of the slide seat and clamping assembly.

[0027] Explanation of reference numerals: 1. moving assembly; 11. base; 111. placement groove; 112. pull ring; 113. installation groove; 12. driving motor; 13. rotating seat; 131. protection ring; 132. fixing groove; 133. embedding groove; 134. rope opening; 135. through opening; 14. sliding seat; 141. sliding plate; 1411. wire opening; 142. support plate; 1421. rotating opening; 2. driving assembly; 21. first gear; 22. first rack; 23. first driving cylinder ; 3. Clamping assembly; 31. Rotating disk; 311. Rotating column; 312. Fixed column; 32. Torsion spring; 33. Fixed block; 331. Dovetail groove; 332. Connecting groove; 34. Clamping block; 35. Second driving cylinder; 36. Limit block; 37. Adjusting block; 371. Dovetail block; 372. Metal sheet; 38. Blocking plate; 39. First spring; 4. Control assembly; 41. Pull rope; 42. Electromagnet; 43. Second spring; 44. Switch; 45. Conductive block; 46. Conductive sheet. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-3 This application is described in further detail.

[0029] The present application embodiment discloses a quick fixing device for sheet metal cutting. Figure 1 The quick fixing device for sheet metal cutting includes a moving component 1, a driving component 2, a clamping component 3 and a control component 4.

[0030] Reference Figure 2 The moving component 1 includes a base 11, a driving motor 12, a rotating base 13 and a sliding base 14. The base 11 is fixedly connected to the ground. A placement groove 111 is provided at the upper end of the base 11. The motor housing of the driving motor 12 is fixedly connected to the bottom of the placement groove 111. The motor shaft of the driving motor 12 is fixedly connected to the rotating base 13. A protective ring 131 is fixedly connected to the lower end of the rotating base 13. The protective ring 131 abuts against the upper end of the base 11 and is provided on the outer periphery of the placement groove 111.

[0031] Reference Figure 1 and Figure 2The driving assembly 2 includes a first gear 21, a first rack 22 and a first driving cylinder 23. A fixed groove 132 is provided at the upper end of the rotating seat 13. The first gear 21 is connected to the bottom of the fixed groove 132 by rotating around its own axis. The rotation axis of the first gear 21 is colinear with the rotation axis of the rotating seat 13. Two first racks 22 are provided. The length direction of the first racks 22 is parallel to the length direction of the rotating seat 13. The first racks 22 are slidably connected to the groove wall of the fixed groove 132. The two first racks 22 are respectively meshed with the two ends of the first gear 21.

[0032] Reference Figure 2 There are two sliding seats 14, and the sliding seats 14 are arranged in a one-to-one correspondence with the first rack 22, and the two sliding seats 14 are respectively close to the two ends of the rotating seat 13. The sliding seat 14 includes a sliding plate 141 and a support plate 142, the sliding plate 141 is slidably connected to the upper end of the rotating seat 13, the first rack 22 is fixedly connected to the lower end of the sliding plate 141, the length direction of the sliding plate 141 is parallel to the width direction of the rotating seat 13, and there are two support plates 142, and the two support plates 142 are respectively fixedly connected to the two ends of the sliding plate 141, and the two support plates 142 are parallel to each other.

[0033] The upper end of the rotating seat 13 is provided with an embedding groove 133, and the embedding groove 133 is arranged on the outer periphery of the fixed groove 132. The cylinder body of the first driving cylinder 23 is fixedly connected to the bottom of the embedding groove 133. The piston rod of the first driving cylinder 23 is fixedly connected to the lower end of a sliding plate 141. The first driving cylinder 23 drives the sliding seat 14 to slide.

[0034] Reference Figure 1 and Figure 3 The clamping assembly 3 is disposed between the two support plates 142, the clamping assembly 3 is connected to the support plate 142, two clamping assemblies 3 are provided, and the clamping assembly 3 is disposed one-to-one with the support plate 142, and the clamping assembly 3 is used to clamp the end of the sheet metal. The clamping assembly 3 includes a rotating disk 31, a torsion spring 32, a fixing block 33, a clamping block 34, a second driving cylinder 35, a limit block 36, an adjusting block 37, a blocking plate 38 and a first spring 39.

[0035] Reference Figure 1 The support plate 142 is provided with a rotating opening 1421, the axis of the rotating opening 1421 is horizontal and perpendicular to the sliding direction of the sliding plate 141, the rotating opening 1421 passes through the support plate 142, one end of the rotating disk 31 is coaxially fixedly connected with a rotating column 311, the rotating column 311 is coaxially rotatably connected to the inner wall of the rotating opening 1421, the torsion spring 32 is arranged on the side of the support plate 142 away from the rotating disk 31, the torsion spring 32 is sleeved on the outer periphery of the rotating column 311, and the two ends of the torsion spring 32 are respectively fixedly connected to the outer wall of the rotating column 311 and the support plate 142.

[0036] The fixed block 33 is fixedly connected to the end of the rotating disk 31 away from the support plate 142, and the clamping block 34 is slidably connected to the end of the rotating disk 31 away from the support plate 142. The height of the fixed block 33 is greater than the height of the clamping block 34, the length direction of the fixed block 33 is parallel to the length direction of the clamping block 34, the length of the fixed block 33 is greater than the length of the clamping block 34, and the sliding direction of the clamping block 34 is parallel to the radial direction of the rotating disk 31. The clamping block 34 and the fixed block 33 are used to clamp the side of the sheet metal. The second driving cylinder 35 is arranged on the side of the clamping block 34 away from the fixed block 33, the cylinder body of the second driving cylinder 35 is fixedly connected to the rotating disk 31, and the piston rod of the second driving cylinder 35 is fixedly connected to the clamping block 34.

[0037] Reference Figure 1 and Figure 3 The limit block 36 is arranged on the side of the adjusting block 37 close to the axis of the rotating seat 13. The limit block 36 is fixedly connected to one end of the fixed block 33 facing the clamping block 34. The fixed block 33 is provided with a dovetail groove 331 on one end facing the clamping block 34. A dovetail block 371 is fixedly connected to one end of the adjusting block 37. The dovetail block 371 is slidably embedded in the dovetail groove 331. The sliding direction of the adjusting block 37 is parallel to the length direction of the fixed block 33. The limit block 36 and the adjusting block 37 are used to clamp the end face of the sheet metal. The blocking plate 38 is arranged on the side of the adjusting block 37 away from the limit block 36. The blocking plate 38 is fixedly connected to one end of the fixed block 33 facing the clamping block 34. One end of the first spring 39 is fixedly connected to the adjusting block 37, and the other end of the first spring 39 is fixedly connected to the blocking plate 38.

[0038] Reference Figure 2 and Figure 3 The control assembly 4 includes a pull rope 41, an electromagnet 42, a second spring 43, a switch 44, a conductive block 45 and a conductive sheet 46. The edge of the lower end of the rotating disk 31 is fixedly connected to a fixed column 312, the rotating seat 13 is provided with a rope opening 134, and there are two rope openings 134, which are respectively arranged on both sides of the protective ring 131, and the rope opening 134 is arranged between the first gear 21 and the sliding plate 141. The rope opening 134 vertically penetrates the rotating seat 13, and the upper end of the base 11 is fixedly connected to a pull ring 112, and the pull ring 112 is arranged on the side of the protective ring 131 away from the cutting piece. Two wire passing openings 1411 are provided on each sliding plate 141, and the two wire passing openings 1411 are respectively arranged close to the two clamping components 3, the fixed column 312 is arranged in a one-to-one correspondence with the nearest wire passing openings 1411, and the rope opening 134 is arranged corresponding to the two nearest wire passing openings 1411, one end of the pull rope 41 is fixedly connected to the pull ring 112, and the other end of the pull rope 41 passes through the rope opening 134 and the wire passing opening 1411 in sequence and then is fixedly connected to the fixed column 312.

[0039] Reference Figure 3The electromagnet 42 is arranged between the limit block 36 and the adjustment block 37. A connecting groove 332 is provided at one end of the fixing block 33 facing the clamping block 34. The connecting groove 332 is arranged on the side of the dovetail groove 331 close to the limit block 36. The electromagnet 42 is fixedly embedded in the connecting groove 332. A metal sheet 372 is fixedly connected to one end of the adjustment block 37 facing the limit block 36.

[0040] Reference Figure 2 and Figure 3 The upper end of the base 11 is provided with a mounting groove 113, which is arranged near the pull ring 112. One end of the second spring 43 is fixedly connected to the bottom of the mounting groove 113, and the other end of the second spring 43 is fixedly connected to the switch 44. The upper end of the switch 44 is set as a spherical surface. The rotating seat 13 is provided with a through hole 135, which is arranged on the side of the sliding plate 141 away from the first gear 21. The through hole 135 vertically penetrates the rotating seat 13. The conductive block 45 is fixedly connected to the inner wall of the through hole 135. The upper end of the conductive block 45 extends out of the through hole 135. The conductive sheet 46 is fixedly connected to the end of the sliding plate 141 away from the axis of the rotating seat 13. The conductive sheet 46 is electrically connected to the electromagnet 42 through a wire. The conductive block 45 is used for the switch 44 and the conductive sheet 46 to abut. When the sliding plate 141 slides so that the sheet metal is located between the fixed block 33 and the clamping block 34, the conductive block 45 abuts the switch 44 and the conductive sheet 46, and the electromagnet 42 is energized.

[0041] The implementation principle of a quick fixing device for sheet metal cutting in an embodiment of the present application is as follows: the sliding seat 14 slides in a direction away from the axis of the rotating seat 13, one group of clamping components 3 clamps the sheet metal, and the other group of clamping components 3 drives the sheet metal close to the cutting piece to complete the cutting and unloading. After the operation is completed, the sliding seat 14 moves in a direction close to the axis of the rotating seat 13, and the rotating seat 13 rotates 180 degrees. The operation is repeated to improve processing efficiency and processing quality.

[0042] The present application also discloses an application method of a quick fixing device for sheet metal cutting. Figure 1 , the application method of the quick fixing device for sheet metal cutting includes: The sliding seat 14 controls the clamping assembly 3 to approach the processing table where the sheet metal is placed; The clamping assembly 3 clamps the sheet metal; The sliding seat 14 controls the clamping assembly 3 for clamping the sheet metal to move away from the processing table on which the sheet metal is placed; The rotating seat 13 rotates; The sliding seat 14 slides so that the sheet metal approaches the device for cutting the sheet metal, and the cutting is completed; The sliding seat 14 slides so that the sheet metal approaches the position where the sheet metal is placed, and the clamping assembly 3 releases the sheet metal to complete the unloading; The sliding seat 14 slides and the rotating seat 13 rotates; Repeat the above steps.

[0043] The implementation principle of the application method of a quick fixing device for sheet metal cutting in the embodiment of the present application is: after the clamping component 3 clamps the sheet metal, the moving component 1 moves and controls the sheet metal to approach the cutting device, thereby reducing safety hazards caused by manual operation and improving processing quality.

[0044] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A quick fixing device for sheet metal cutting, characterized in that: The invention comprises a moving assembly (1) and a clamping assembly (3), wherein the moving assembly (1) comprises a base (11), a rotating seat (13) and a sliding seat (14), wherein the rotating seat (13) is rotatably connected to the base (11), wherein the rotating axis of the rotating seat (13) is vertical, wherein the sliding seat (14) is slidably connected to the rotating seat (13), wherein the sliding direction of the sliding seat (14) is horizontal, and wherein the clamping assembly (3) is connected to the sliding seat (14), wherein the clamping assembly (3) is used for fixing sheet metal.

2. The quick fixing device for sheet metal cutting according to claim 1, characterized in that: The sliding seat (14) comprises a sliding plate (141) and a supporting plate (142); the sliding plate (141) is slidably connected to the rotating seat (13); two supporting plates (142) are provided, and the two supporting plates (142) are respectively fixedly connected to the two ends of the sliding plate (141); the clamping assembly (3) is provided between the two supporting plates (142); the clamping assembly (3) is connected to the supporting plate (142); two clamping assemblies (3) are provided, and the clamping assemblies (3) and the supporting plates (142) are arranged in a one-to-one correspondence, and the clamping assembly (3) is used to clamp the end of the sheet metal.

3. The quick fixing device for sheet metal cutting according to claim 2, characterized in that: The clamping assembly (3) comprises a rotating disk (31), a fixed block (33) and a clamping block (34); the rotating disk (31) is connected to the support plate (142) by rotating around its own axis; the rotating axis of the rotating disk (31) is horizontal and perpendicular to the sliding direction of the sliding plate (141); the fixed block (33) is fixedly connected to one end of the rotating disk (31) away from the support plate (142); the clamping block (34) is slidably connected to one end of the rotating disk (31) away from the support plate (142); the clamping block (34) and the fixed block (33) are used to clamp the side of the sheet metal.

4. The quick fixing device for sheet metal cutting according to claim 3, characterized in that: It also includes a first gear (21) and a first rack (22), the first gear (21) being rotatable about its own axis and connected to the rotating seat (13), the rotation axis of the first gear (21) being colinear with the rotation axis of the rotating seat (13), the sliding seat (14) being provided with two, the first rack (22) being provided with two, the first racks (22) being fixedly connected to the sliding plate (141) in a one-to-one correspondence, and the two first racks (22) being respectively meshed with two ends of the first gear (21).

5. The quick fixing device for sheet metal cutting according to claim 4, characterized in that: The clamping assembly (3) further comprises a torsion spring (32) and a pull rope (41); the support plate (142) is provided with a rotating opening (1421); one end of the rotating disk (31) is coaxially fixedly connected to a rotating column (311); the rotating column (311) is coaxially rotatably connected to the inner wall of the rotating opening (1421); the torsion spring (32) is sleeved on the outer circumference of the rotating column (311); and the two ends of the torsion spring (32) are respectively fixedly connected to the outer wall of the rotating column (311) and the support plate. (142), the edge of the rotating disk (31) is fixedly connected to a fixed column (312), the rotating seat (13) is provided with a rope opening (134), the rope opening (134) is arranged on the outer periphery of the rotating axis of the rotating seat (13), the base (11) is fixedly connected to a pull ring (112), one end of the pull rope (41) is fixedly connected to the pull ring (112), and the other end of the pull rope (41) passes through the rope opening (134) and is fixedly connected to the fixed column (312).

6. The quick fixing device for sheet metal cutting according to claim 3, characterized in that: The clamping assembly (3) further comprises a limit block (36) and an adjusting block (37); the limit block (36) is arranged on a side of the adjusting block (37) close to the axis of the rotating seat (13); the limit block (36) is fixedly connected to one end of the fixed block (33) facing the clamping block (34); the adjusting block (37) is slidably connected to one end of the fixed block (33) facing the clamping block (34); the sliding direction of the adjusting block (37) is parallel to the length direction of the fixed block (33); and the limit block (36) and the adjusting block (37) are used to clamp the end face of the sheet metal.

7. The quick fixing device for sheet metal cutting according to claim 6, characterized in that: The electromagnet (42) is also included. The height of the fixed block (33) is greater than the height of the clamping block (34). The electromagnet (42) is arranged between the limit block (36) and the adjustment block (37). The electromagnet (42) is fixedly connected to one end of the fixed block (33) facing the clamping block (34). The end of the adjustment block (37) facing the limit block (36) is fixedly connected to a metal sheet (372).

8. The quick fixing device for sheet metal cutting according to claim 7, characterized in that: The invention also comprises a second spring (43), a switch (44), a conductive block (45) and a conductive sheet (46); the upper end of the base (11) is provided with a mounting groove (113); one end of the second spring (43) is connected to the bottom of the mounting groove (113); the other end of the second spring (43) is connected to the switch (44); the rotating seat (13) is provided with a through opening (135); the through opening (135) is provided on a side of the sliding seat (14) away from the axis of the rotating seat (13); the through opening (135) ) vertically penetrates the rotating seat (13), the conductive block (45) is fixedly connected to the inner wall of the through opening (135), the conductive sheet (46) is fixedly connected to an end of the sliding plate (141) away from the axis of the rotating seat (13), the conductive sheet (46) is electrically connected to the electromagnet (42) through a wire, the conductive block (45) is used for abutting the switch (44) and the conductive sheet (46), and when the conductive block (45) abuts the switch (44) and the conductive sheet (46), the electromagnet (42) is energized.

9. An application method of a quick fixing device for sheet metal cutting, applied to the quick fixing device for sheet metal cutting as claimed in any one of claims 1 to 8, characterized in that: The sliding seat (14) controls the clamping assembly (3) to approach the processing table on which the sheet metal is placed; The clamping assembly (3) clamps the sheet metal; The sliding seat (14) controls the clamping assembly (3) for clamping the sheet metal to move away from the processing table on which the sheet metal is placed; The rotating seat (13) rotates; The sliding seat (14) slides so that the sheet metal approaches the device for cutting the sheet metal, thereby completing the cutting; The sliding seat (14) slides so that the sheet metal approaches the position where the sheet metal is placed, and the clamping assembly (3) releases the sheet metal, thereby completing the unloading; The sliding seat (14) slides and the rotating seat (13) rotates; Repeat the above steps.

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