Stamping equipment suitable for automatically replacing die for automobile production

Abstract

The invention discloses stamping equipment suitable for automatically replacing a die for automobile production, which comprises a bottom plate, a die body and a stamping equipment body, a pair of placing plates which are movably matched, a driving structure used for driving the placing plates to move and a stamping position adjusting assembly used for bearing the stamping equipment body to move and adjust are arranged above the bottom plate, the die body is arranged on the placing plates, and pressing buckle assemblies used for positioning the die body are arranged on the peripheries of the placing plates. A guide rod is fixedly connected to the inner side wall of the placing plate on one side, and a guide groove matched with the guide rod is formed in the inner side wall of the placing plate on the other side. The two sets of containing plates are combined more stably, deviation caused by external stress is reduced, automatic downward pressing adaptation can be conducted when the die body is replaced through the pressing buckle assembly, replacement is easy and convenient, adjustment and fixation can be conducted when materials are punched through the punching position adjusting assembly, and the punching process is conducted stably.

Description

Technical Field

[0001] The invention relates to the technical field of automobile moulds, and in particular to a stamping device suitable for automatic mould replacement in automobile production. Background Art

[0002] The automotive parts industry is the foundation of automobile manufacturing, and its development level directly affects the performance and quality of the entire vehicle. In recent years, with the rapid development of the automobile industry, especially the development of new energy vehicles and intelligent vehicles, the automotive parts industry has ushered in new development opportunities and challenges.

[0003] The stamping process of automotive parts is an important part of the automobile manufacturing process. It involves the manufacture of multiple components such as the automobile body, chassis, fuel tank, etc. The stamping process mainly includes processes such as drawing, trimming, punching and flanging. These processes work together to cause plastic deformation of metal sheets and eventually form automotive parts with certain shapes and sizes.

[0004] After long-term use, it was found that the mold needs to be replaced during the use of stamping equipment due to different parts. The mold replacement of existing stamping equipment is not only time-consuming and labor-intensive, but the mold also needs to be positioned after replacement, otherwise the offset of the mold during stamping will affect the stamping process.

[0005] For example, patent CN115555453A discloses a stamping device for automobile stamping parts production, including a scrubbing device, a stamping device is installed on the right side of the scrubbing device, a scrubbing mechanism is installed inside the scrubbing device, and an upper punch and a lower punch are installed inside the stamping device; a stamping device with a pre-scrubbing scrubbing device is also disclosed, when replacing the mold before stamping, the fixing bolts are removed, and then the first mold fixing frame is released and flipped downward, the mold is replaced on the vertical surface, and then the second fixing ear is unlocked, the second mold fixing frame is pulled forward, and replaced at a position away from the inside of the equipment; it cannot solve the positioning problem after the mold is replaced. Summary of the invention

[0006] In view of the shortcomings of the prior art, the present invention provides a stamping device suitable for automatic mold replacement in automobile production, which is easy to replace and has accurate mold positioning.

[0007] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0008] The stamping equipment suitable for automatic mold replacement in automobile production includes a base plate, a mold body and a stamping equipment body. A pair of movably matched placement plates and a driving structure for driving the placement plates to move and a stamping adjustment component for carrying the movement and adjustment of the stamping equipment body are provided above the base plate. The mold body is arranged on the placement plate, and a buckle component for positioning the mold body is provided around the placement plate.

[0009] Further:

[0010] A first sliding groove is provided in the middle of the bottom plate, a servo motor is fixedly connected to the outer wall of the bottom plate, a bidirectional threaded rod is connected to the output end of the servo motor, and the bidirectional threaded rod cooperates with a sliding block arranged at the lower part of the placement plate.

[0011] A guide rod is fixedly connected to the inner side wall of the placement plate on one side, and a guide groove matched with the guide rod is arranged on the inner side wall of the placement plate on the other side.

[0012] A chip removal assembly is provided on one side of the base plate, and the chip removal assembly includes a collection box, a dust extractor, a covering cover and an adjustment frame. The dust extractor is provided on the collection box, and the dust extractor and the covering cover are connected through a hose. The covering cover is mounted above the base plate through an adjustment frame.

[0013] The buckle assembly includes a slide bar, which is arranged at the bottom of the placement plate, and the slide bar is slidably matched with a lower buckle. The slide bar is covered with a spring, and a gasket for pressing down and positioning the mold body is arranged on the inner side of the top of the lower buckle.

[0014] The stamping positioning assembly includes a group of second slide grooves arranged on the bottom plate, a first rotating seat is slidably matched with the middle part of each group of the second slide grooves, a first telescopic rod is rotatably matched with the middle part of the first rotating seat, a mounting frame for mounting the stamping equipment body is fixedly connected to the side wall of the first telescopic rod, a second rotating seat is fixedly connected to the side wall of the first telescopic rod, and the second telescopic rod is rotatably matched with the middle part of the second rotating seat; a limiting hole for positioning the lower end of the second telescopic rod is opened at the bottom of the inner side wall of the second slide groove.

[0015] The bottom plate is provided with a limiting assembly for limiting the placement plate, the limiting assembly includes a third telescopic rod, a third sliding groove is opened on the bottom plate, the third telescopic rod is fixedly connected to the bottom of the placement plate, the third telescopic rod and the third sliding groove are in sliding cooperation; the output end of the third telescopic rod passes through the middle of the third sliding groove, and the side wall screw of the output end of the third telescopic rod is connected with a fixing nut.

[0016] A protection block is fixedly connected to the inner side wall of the first sliding groove, and the protection block is rotationally matched with the bidirectional threaded rod.

[0017] The side wall of the covering cover is fixedly connected with a sealing ring, and the inner side wall of the collecting box is slidably matched with a pull-out box.

[0018] The bottom of the inner side wall of the pull-out box is fixedly connected with a magnet, and the magnet is evenly distributed at the bottom of the inner side wall of the pull-out box; and the inner side wall of the pull-out box is fixedly connected with a sponge strip.

[0019] Compared with the prior art, the present invention has the following advantages:

[0020] 1. The setting of the guide rod and the guide groove can guide the merging of the two sets of placement plates, making the merging of the two sets of placement plates more stable and reducing the deviation caused by external forces. The setting of the buckle assembly can automatically press down and adapt when the mold body is replaced, and the replacement is simple. The setting of the limit assembly can limit and fix the two groups of placement plates that are merged, reducing the deviation of the placement plates caused by stamping. The setting of the stamping adjustment assembly can adjust and fix the material during stamping, so that the stamping process can be carried out stably. The setting of the chip removal assembly can clean up the metal debris left by stamping, thereby enhancing the automatic stabilization effect of mold replacement of a stamping equipment suitable for automatic mold replacement in automobile production;

[0021] 2. Through the setting of the slide bar, the press buckle and the spring, the edge of the mold body can be pressed down and fixed when it is replaced. The gasket can reduce the direct contact between the inner wall of the press buckle and the edge of the mold body. The mold is accurately positioned, further enhancing the pressing and stabilizing effect of a stamping equipment suitable for automatic mold replacement in automobile production. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The following is a brief description of the contents and symbols in the drawings of this specification:

[0023] Figure 1 It is a three-dimensional diagram of the device of the present invention.

[0024] Figure 2 It is a side view of the device of the present invention.

[0025] Figure 3 It is a schematic diagram of the placement plate in the present invention.

[0026] Figure 4 It is a schematic diagram of the sliding rod structure in the present invention.

[0027] Figure 5 It is a schematic diagram of the structure of the second rotating seat in the present invention.

[0028] Figure 6 It is a schematic diagram of the sealing gasket structure in the present invention.

[0029] Figure 7 It is a schematic diagram of the magnet structure in the present invention.

[0030] In the figure:

[0031] 1. Bottom plate; 11. First slide slot; 12. Servo motor; 13. Bidirectional threaded rod; 14. Placement plate; 15. Mold body; 16. Guide rod; 17. Guide slot; 2. Slide rod; 21. Press buckle; 22. Spring; 23. Gasket; 3. Second slide slot; 31. First rotating seat; 32. First telescopic rod; 33. Mounting frame; 34. Stamping equipment body; 35. Second rotating seat; 36. Second telescopic rod; 37. Limiting hole; 4. Third slide slot; 41. Third telescopic rod; 42. Fixing nut; 5. Fourth slide slot; 51. Adjustment frame; 52. Covering cover; 53. Dust extractor; 54. Collection box; 6. Sealing ring; 61. Pull-out box; 7. Magnet; 71. Sponge strip; 8. Protective block. DETAILED DESCRIPTION

[0032] Although the present invention is shown and described herein with reference to specific embodiments, the present invention is not intended to be limited to the details shown. Rather, various modifications may be made in the details within the equivalent scope and range of the claims without departing from the present invention. In the accompanying drawings, the same item numbers refer to the same elements.

[0033] Various terms are used throughout this disclosure to describe the physical shape or arrangement of features. Many of these terms are used to describe features that conform to a cylindrical or substantially cylindrical geometry with the feature as the radius and a central axis perpendicular to the radius. Unless a different meaning is specified, the terms are given the following meanings. The terms "longitudinal," "longitudinal," "axial," and "axially" refer to a direction, dimension, or orientation parallel to the central axis. The terms "radial" and "radially" refer to a direction, dimension, or orientation perpendicular to the central axis. The terms "inward" and "inwardly" refer to a direction, dimension, or orientation extending in a radial direction toward the central axis. The terms "outward" and "outwardly" refer to a direction, dimension, or orientation extending in a radial direction away from the central axis.

[0034] In the specification, relative terms such as "horizontal", "vertical", "upward", "downward", "top" and "bottom" and derivatives thereof (e.g., "horizontal", "downward", "upward", etc.) should be interpreted as referring to the direction being described or shown in the drawings being discussed. These relative terms are for convenience of description and are generally not intended to require a particular orientation.

[0035] The specific implementation modes of the present invention will be further explained in detail below through the description of embodiments with reference to the accompanying drawings.

[0036] like Figures 1 to 7As shown, the stamping equipment suitable for automatic mold replacement in automobile production includes a base plate 1; a first slide groove 11 is opened in the middle of the base plate 1; a servo motor 12 is fixedly connected to the outer wall of the base plate 1; a bidirectional threaded rod 13 is connected to the output end of the servo motor 12; the bidirectional threaded rod 13 and the base plate 1 are rotationally matched; the side wall of the bidirectional threaded rod 13 is transmission-matched with a placement plate 14; two groups of placement plates 14 are provided on the side wall of the bidirectional threaded rod 13; a mold body 15 is provided on the top of the placement plate 14; a guide rod 16 is fixedly connected to the side wall of the placement plate 14; the guide rods 16 are evenly distributed on the side wall of the placement plate 14; a guide groove 17 is opened on the side wall of the other guide rod 16; the guide grooves 17 are evenly distributed on the side wall of the guide rod 16; the guide rod 16 and the guide groove 17 are slidingly matched; a buckle assembly is fixedly connected to the bottom of the placement plate 14; a stamping adjustment assembly is slidingly matched at the top of the base plate 1; a limiting assembly is provided at the bottom of the placement plate 14; and a chip removal assembly is provided on the side wall of the base plate 1.

[0037] During operation, the distance between the two sets of placement plates 14 can be adjusted by rotating the bidirectional threaded rod 13 through the servo motor 12, and the mold body 15 can be pressed down and stabilized by the buckle assembly. When the placement plates 14 are separated, the downward restraint of the mold body 15 can be automatically released. The merging of the two sets of placement plates 14 can be guided by the guide rod 16 and the guide groove 17. The merged placement plates 14 are limited and fixed by the limit assembly, and it is not easy to misalign when replacing the mold body 15. The stamping adjustment assembly can be used to adjust and fix the material when it is necessary to stamp. After the stamping is completed, the residual metal debris will be cleaned up by the chip removal assembly; the guide rod 16 and the guide groove 17 are used to guide the merging of the two sets of placement plates 14. The setting can guide the merging of the two groups of placement plates 14, making the merging of the two groups of placement plates 14 more stable and reducing the displacement caused by external forces; the setting of the buckle assembly can automatically press down and adapt when the mold body 15 is replaced; the setting of the limit assembly can limit and fix the two merged groups of placement plates 14, reducing the displacement of the placement plates 14 caused by stamping; the setting of the stamping adjustment assembly can adjust and fix the material during stamping, so that the stamping process can be carried out stably; the setting of the chip removal assembly can clean up the metal debris remaining from the stamping, thereby enhancing the automatic stabilization effect of mold replacement of a stamping equipment suitable for automatic mold replacement in automobile production.

[0038] like Figures 1 to 4As shown, the buckle assembly includes a slide bar 2; the slide bar 2 is fixedly connected to the bottom of the placement plate 14; the side wall of the slide bar 2 is slidably matched with a lower buckle 21; the side wall of the slide bar 2 is sleeved with a spring 22; the inner wall of the lower buckle 21 is fixedly connected with a gasket 23; when working, the elastic force of the spring 22 can be used to press down and stabilize the mold body 15 contacted by the gasket 23 through the sliding fit between the slide bar 2 and the lower buckle 21, and the damage caused by the direct contact between the mold body 15 and the lower buckle 21 can be reduced by the gasket 23; through the arrangement of the slide bar 2, the lower buckle 21 and the spring 22, the edge of the mold body 15 can be pressed down and fixed when replaced, and the gasket 23 can reduce the direct contact between the inner wall of the lower buckle 21 and the edge of the mold body 15, further enhancing the downward pressing stabilization effect of a stamping equipment suitable for automatic mold replacement in automobile production.

[0039] like Figures 1 to 5 As shown, the stamping adjustment component includes a second slide groove 3; a second slide groove 3 is opened on the top of the bottom plate 1; the second slide grooves 3 are evenly distributed on the top of the bottom plate 1; a first rotating seat 31 is slidably matched in the middle of each group of the second slide grooves 3; a first telescopic rod 32 is rotatably matched in the middle of the first rotating seat 31; a mounting frame 33 is fixedly connected to the side wall of the first telescopic rod 32; a stamping equipment body 34 is installed in the middle of the mounting frame 33; a second rotating seat 35 is fixedly connected to the side wall of the first telescopic rod 32; a second telescopic rod 36 is rotatably matched in the middle of the second rotating seat 35; a limiting hole 37 is opened at the bottom of the inner side wall of the second slide groove 3; the limiting holes 37 are evenly distributed at the bottom of the inner side wall of the second slide groove 3; the limiting holes 37 are slidably matched with the second telescopic rod 36; During operation, the position of the stamping equipment body 34 can be adjusted through the sliding cooperation between the second slide groove 3 and the first rotating seat 31. When stamping is required, the stamping equipment body 34 is adjusted to above the mold body 15, and the first telescopic rod 32 can be limited and fixed through the sliding cooperation between the second telescopic rod 36 and the limiting hole 37; through the setting of the first rotating seat 31 and the first telescopic rod 32, the mounting frame 33 and the stamping equipment body 34 can be adjusted to above the placement plate 14 when stamping is required, and the first telescopic rod 32 can be limited and fixed through the setting of the second telescopic rod 36 and the limiting hole 37, which further enhances the adjustment and limiting effect of a stamping equipment suitable for automated mold replacement in automobile production.

[0040] like Figures 1 to 4As shown, the limiting assembly includes a third telescopic rod 41; a third slide groove 4 is opened on the top of the base plate 1; the third slide grooves 4 are evenly distributed on the top of the base plate 1; a third telescopic rod 41 is fixedly connected to the bottom of the placement plate 14; the third telescopic rod 41 and the third slide groove 4 are in sliding cooperation; the output end of the third telescopic rod 41 passes through the middle of the third slide groove 4; the side wall screw of the output end of the third telescopic rod 41 is connected with a fixing nut 42; when working, the third slide groove 4 and the third telescopic rod 41 can be used to stabilize the placement plate 14 when the position is adjusted, and the third telescopic rod 41 and the fixing nut 42 can be used to limit and fix after the placement plates 14 are combined; the third slide groove 4 and the third telescopic rod 41 can be set to make the placement plate 14 more stable when it is moved and adjusted, and the fixing nut 42 can be set to limit and fix after the placement plates 14 are combined, which further enhances the fixing effect of a stamping equipment suitable for automatic mold replacement in automobile production.

[0041] like Figures 1 to 7 As shown, the chip removal component includes a fourth slide 5; a fourth slide 5 is opened on the side wall of the bottom plate 1; the fourth slides 5 are evenly distributed on the side wall of the bottom plate 1; an adjustment frame 51 is slidably matched in the middle of each group of the fourth slides 5; a covering cover 52 is installed in the middle of the adjustment frame 51; a collecting box 54 is installed on the side wall of the bottom plate 1; a dust extractor 53 is installed on the top of the collecting box 54; the input end of the dust extractor 53 is connected to the covering cover 52 through a hose; when working, the position of the covering cover 52 can be adjusted through the fourth slide 5 and the adjustment frame 51, and the stamping is completed at the top of the mold body 15 The stamping area can be covered, and the metal debris in the area covered by the covering cover 52 can be extracted and discharged into the collecting box 54 by using the negative pressure of the dust extractor 53; the position of the covering cover 52 can be adjusted by the setting of the fourth slide 5 and the adjusting frame 51, and the metal debris can be extracted in the area covered by the covering cover 52 by the setting of the dust extractor 53, and the metal debris discharged by the dust extractor 53 can be collected by the collecting box 54, thereby further enhancing the metal debris extraction and collection effect of the stamping equipment suitable for automatic mold replacement in automobile production.

[0042] like Figures 1 to 7 As shown, a sealing ring 6 is fixedly connected to the side wall of the covering cover 52; a pull-out box 61 is slidably fitted on the inner wall of the collecting box 54; during operation, the sealing ring 6 can be used to reduce the leakage of metal debris from the covering area of ​​the covering cover 52, and the pull-out box 61 can be used to dump the metal debris collected in the collecting box 54; the setting of the sealing ring 6 can reduce the leakage of metal debris from the covering area of ​​the covering cover 52, and the setting of the pull-out box 61 can be used to dump the metal debris collected in the collecting box 54, thereby further enhancing the sealing and metal debris processing effects of a stamping equipment suitable for automated mold replacement in automobile production.

[0043] like Figure 7As shown, a magnet 7 is fixedly connected to the bottom of the inner wall of the pull-out box 61; the magnet 7 is evenly distributed at the bottom of the inner wall of the pull-out box 61; a sponge strip 71 is fixedly connected to the inner wall of the pull-out box 61; the sponge strip 71 is evenly distributed on the inner wall of the pull-out box 61; when working, the metal debris collected by the pull-out box 61 can be adsorbed by the magnet 7, and the sponge strip 71 can be soaked with water to form a humid environment to bind the dust collected by the pull-out box 61; the arrangement of the magnet 7 and the sponge strip 71 can adsorb and bind the metal debris and dust inside the pull-out box 61, further reducing the dust of metal debris and dust in a stamping equipment suitable for automatic mold replacement in automobile production.

[0044] like Figure 3 As shown, a protective block 8 is fixedly connected to the inner wall of the first slide groove 11; the protective block 8 is rotatably matched with the bidirectional threaded rod 13; when working, the placement plate 14 can be adjusted and protected by the protective block 8 to reduce damage caused by excessive adjustment of the placement plate 14; the position adjustment of the placement plate 14 can be protected by the setting of the protective block 8, further enhancing the adjustment and protection effect of a stamping equipment suitable for automated mold replacement in automobile production.

[0045] Working principle: during operation, the distance between the two sets of placement plates 14 can be adjusted by rotating the bidirectional threaded rod 13 through the servo motor 12, and the mold body 15 can be pressed down and stabilized by the buckle assembly. When the placement plates 14 are separated, the downward pressure on the mold body 15 can be automatically released. The merging of the two sets of placement plates 14 can be guided by the guide rod 16 and the guide groove 17. The merged placement plates 14 are limited and fixed by the limit assembly, so that it is not easy to misalign when replacing the mold body 15. The stamping adjustment assembly can be used when it is necessary to adjust the mold body 15. The material is adjusted and fixed during stamping. After the stamping is completed, the residual metal debris will be cleaned up by the chip removal component. The elastic force of the spring 22 can be used to press down and stabilize the mold body 15 contacted by the gasket 23 through the sliding cooperation between the slide bar 2 and the lower pressure buckle 21. The gasket 23 can reduce the damage caused by the direct contact between the mold body 15 and the lower pressure buckle 21. The position of the stamping equipment body 34 can be adjusted through the sliding cooperation between the second slide groove 3 and the first rotating seat 31. When stamping is required, the stamping equipment body 34 is adjusted to the mold Above the main body 15, the first telescopic rod 32 can be limited and fixed by the sliding cooperation between the second telescopic rod 36 and the limiting hole 37, the third slide groove 4 and the third telescopic rod 41 can be used to stabilize when the position of the placement plate 14 is adjusted, the third telescopic rod 41 and the fixing nut 42 can be used to limit and fix after the placement plate 14 is combined, and the position of the covering cover 52 can be adjusted by the fourth slide groove 5 and the adjustment frame 51. After the stamping of the top of the mold body 15 is completed, the stamping area can be covered, and the vacuum cleaner 53 uses negative pressure to cover the covered area. The metal debris in the area covered by the cover 52 is extracted and discharged into the collection box 54. The sealing ring 6 can reduce the leakage of metal debris in the covered area of ​​the cover 52. The pull-out box 61 can dump the metal debris collected in the collection box 54. The magnet 7 can adsorb the metal debris collected in the pull-out box 61. The sponge strip 71 can be soaked with water to form a humid environment to restrain the dust collected in the pull-out box 61. The protective block 8 can adjust and protect the placement plate 14 to reduce damage caused by excessive adjustment of the placement plate 14.

[0046] The above is only an explanation of the preferred embodiments of the present invention, and the above technical features can be arbitrarily combined to form multiple embodiments of the present invention.

[0047] The present invention is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the present invention is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the concept and technical solution of the present invention, or the concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A stamping equipment for automatic die replacement in automobile production, comprising a base plate, a die body and a stamping equipment body, characterized in that: A pair of movably matched placement plates and a driving structure for driving the placement plates to move, as well as a stamping adjustment component for carrying the movement and adjustment of the stamping equipment body are provided above the base plate. The mold body is arranged on the placement plates, and a buckle component for positioning the mold body is provided around the placement plates.

2. The stamping equipment for automatic die replacement for automobile production as claimed in claim 1, characterized in that: A first sliding groove is provided in the middle of the bottom plate, a servo motor is fixedly connected to the outer wall of the bottom plate, a bidirectional threaded rod is connected to the output end of the servo motor, and the bidirectional threaded rod cooperates with a sliding block arranged at the lower part of the placement plate.

3. The stamping equipment for automatic die replacement for automobile production as claimed in claim 1, characterized in that: A guide rod is fixedly connected to the inner side wall of the placement plate on one side, and a guide groove matched with the guide rod is arranged on the inner side wall of the placement plate on the other side.

4. The stamping equipment for automatic die replacement for automobile production as claimed in claim 1, characterized in that: A chip removal assembly is provided on one side of the base plate, and the chip removal assembly includes a collection box, a dust extractor, a covering cover and an adjustment frame. The dust extractor is provided on the collection box, and the dust extractor and the covering cover are connected through a hose. The covering cover is mounted above the base plate through an adjustment frame.

5. The stamping equipment for automatic die replacement in automobile production as claimed in claim 1, characterized in that: The buckle assembly includes a slide bar, which is arranged at the bottom of the placement plate, and the slide bar is slidably matched with a lower buckle. The slide bar is covered with a spring, and a gasket for pressing down and positioning the mold body is arranged on the inner side of the top of the lower buckle.

6. The stamping equipment for automatic die replacement in automobile production as claimed in claim 1, characterized in that: The stamping positioning assembly includes a group of second slide grooves arranged on the bottom plate, a first rotating seat is slidably matched with the middle part of each group of the second slide grooves, a first telescopic rod is rotatably matched with the middle part of the first rotating seat, a mounting frame for mounting the stamping equipment body is fixedly connected to the side wall of the first telescopic rod, a second rotating seat is fixedly connected to the side wall of the first telescopic rod, and the second telescopic rod is rotatably matched with the middle part of the second rotating seat; a limiting hole for positioning the lower end of the second telescopic rod is opened at the bottom of the inner side wall of the second slide groove.

7. The stamping equipment for automatic die replacement for automobile production as claimed in claim 1, characterized in that: The bottom plate is provided with a limiting assembly for limiting the placement plate, the limiting assembly includes a third telescopic rod, a third sliding groove is opened on the bottom plate, the third telescopic rod is fixedly connected to the bottom of the placement plate, the third telescopic rod and the third sliding groove are in sliding cooperation; the output end of the third telescopic rod passes through the middle of the third sliding groove, and the side wall screw of the output end of the third telescopic rod is connected with a fixing nut.

8. The stamping equipment for automatic die replacement in automobile production as claimed in claim 2, characterized in that: A protection block is fixedly connected to the inner side wall of the first sliding groove, and the protection block is rotationally matched with the bidirectional threaded rod.

9. The stamping equipment for automatic die replacement in automobile production as claimed in claim 4, characterized in that: The side wall of the covering cover is fixedly connected with a sealing ring, and the inner side wall of the collecting box is slidably matched with a pull-out box.

10. The stamping equipment for automatic die replacement in automobile production as claimed in claim 9, characterized in that: The bottom of the inner side wall of the pull-out box is fixedly connected with a magnet, and the magnet is evenly distributed at the bottom of the inner side wall of the pull-out box; and the inner side wall of the pull-out box is fixedly connected with a sponge strip.

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