CN217020627U

CN217020627U - Novel air bag support punching die

Info

Publication number: CN217020627U
Application number: CN202220761363.7U
Authority: CN
Inventors: 葛珍荣; 叶常青; 邵小燕
Original assignee: Ningbo Benxiang Auto Parts Co ltd
Current assignee: Ningbo Benxiang Auto Parts Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-22
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a novel airbag support punching die which comprises a driving part, a punching cutter and a template, wherein the driving part is provided with a driving hole; the template comprises an upper template, a lower template and a side template; one side of the side template is provided with an assembling block, the airbag bracket is provided with an assembling groove, and the assembling groove is matched with the assembling block; the arrangement of the upper template, the lower template and the side templates ensures that the airbag support can be limited in three directions, the airbag support is prevented from deforming in the punching process, and the punching precision of the utility model is further improved, so that the product processed by the utility model has higher quality, the occurrence probability of defective products is reduced, and the utility model has higher production efficiency; the assembly groove and the assembly block are matched to enable the assembly between the air bag support and the material fixing portion to be more attached, and then the assembly of the air bag support is more stable.

Description

Novel air bag support punching die

Technical Field

The utility model relates to the field of design research and development of molds, in particular to a novel airbag support punching mold.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production; in short, a mold is a tool for making a shaped article, which is composed of various parts, and different molds are composed of different parts, and it mainly implements the processing of the shape of the article through the change of the physical state of the shaped material, and is called "industrial mother".

The punching die is one of the dies, and can be used for more firmly fixing a punched material, so that the punching precision is improved; the air bag support is usually made of soft rubber, so that if other equipment is adopted for punching, the air bag support is easily deformed in the punching process, the punching deviation is caused, the quality of finished products is not high, and the production working efficiency is reduced.

Disclosure of Invention

The novel air bag support punching die overcomes the defects of the prior art, and is simple in structure, reasonable in design, high in punching precision, high in finished product quality and high in production working efficiency.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a novel airbag bracket punching die comprises a driving part, a punching cutter and a template; the template comprises an upper template, a lower template and a side template; the side template is arranged on the same side of the upper template and the lower template; the upper template is provided with an upper limit space, the lower template is provided with a lower limit space, and the upper limit space is communicated with the lower limit space when the upper template is matched with the lower template; the side template is arranged at the opening; one side of the side template is provided with an assembling block; when the upper template, the lower template and the side template are matched, the assembling block is positioned in the upper limiting space and the lower limiting space, the upper surface of one side of the side template, which is far away from the assembling block, is contacted with the upper template, and the lower surface of one side of the side template, which is far away from the assembling block, is contacted with the lower template; the air bag support is provided with an assembly groove, and the assembly groove is matched with the assembly block.

Furthermore, the upper template and the lower template are provided with punching holes which correspond to each other, and the punching holes of the upper template and the punching holes of the lower template are positioned on the same straight line.

Furthermore, punching holes for the punching cutters to penetrate through are formed in the upper template, the lower template and the side templates, and the punching holes of the upper template, the lower template and the side templates correspond to each other and are located on the same straight line.

Furthermore, an upper limit through hole arranged around the upper limit space is arranged on the upper template; a lower limiting through hole arranged around the lower limiting space is formed in the lower template; a side limiting through hole is formed in one side of the side template, which is in contact with the upper template and the lower template; the upper limiting through hole and the lower limiting through hole on the side, far away from the opening, of the upper template and the lower template are mutually corresponding and communicated, and a limiting bolt is arranged to penetrate through the upper limiting through hole and the lower limiting through hole; the upper limiting through hole and the lower limiting through hole on one side of the upper template and one side of the lower template close to the opening correspond to the side limiting through holes, the upper limiting through hole and the lower limiting through hole are communicated with the side limiting through holes, and limiting bolts are arranged to penetrate through the side limiting through holes.

Further, the device also comprises a bracket, wherein the bracket comprises a top plate, a bottom plate and a connecting rod; two ends of the connecting rod are respectively connected with the lower surface of the top plate and the upper surface of the bottom plate; the top plate, the bottom plate and the connecting rod surround to form a bracket space; the driving part comprises a driving cylinder, the driving cylinder is arranged on the upper surface of the top plate, and a cylinder arm of the driving cylinder penetrates through the top plate to be connected with the punching cutter.

The movable plate is arranged in the bracket space and is positioned above the upper template, the lower template and the side template; a cylinder arm of the driving cylinder penetrates through the top plate to be connected with the upper surface of the moving plate; the punching cutter is arranged on the lower surface of the moving plate, and the cutting edge of the punching cutter faces the punching hole; the moving plate is provided with a moving bearing, the upper surface of the bottom plate is provided with a moving guide rod, and the moving guide rod is penetrated by the moving bearing; one end of the movable guide rod is connected with the upper surface of the bottom plate; an upper positioning column is arranged on the lower surface of the moving plate, a lower positioning column is arranged on the upper surface of the bottom plate, and the upper positioning column and the lower positioning column correspond to each other; the lower surface of the movable plate is also provided with movable limiting columns, and movable limiting through holes corresponding to the movable limiting columns are formed in the upper template, the lower template and the side template.

Furthermore, one end of the punching cutter provided with the cutting edge is provided with a concave waste material groove, and the cutting edge of the punching cutter is arranged around the waste material groove; a waste material outlet hole is also formed in the bottom plate and penetrates through the upper surface and the lower surface of the bottom plate; the waste material outlet hole and the punching hole are communicated on the same straight line; and the shapes of the waste material outlet holes and the punching holes on the same straight line correspond to the shapes of the corresponding punching cutters.

Further, the upper die plate comprises a first upper die plate and a second upper die plate; the lower template comprises a first lower template and a second lower template; the side templates comprise a first side template and a second side template; the first upper template, the first lower template and the first side template are mutually corresponding and matched to form a first template group; the second upper template, the second lower template and the second side template are mutually corresponding and matched to form a second template group;

the punching cutters comprise cut-off punching cutters and material punching cutters, wherein the material punching cutters comprise first material punching cutters and second material punching cutters, the first material punching cutters correspond to punching holes of the first template group, and the second material punching cutters correspond to punching holes of the second template group; the cutting and punching knife is arranged between the first template group and the second template group, and one end of the first template group, which is far away from the second template group, is arranged.

Furthermore, a feeding limiting part is arranged at one end of the first template group, which is far away from the second template group, or at one end of the second template group, which is far away from the first template group; the air bag bracket to be punched is arranged in the feeding limiting part; the feeding limiting part comprises a limiting assembly plate, a first feeding limiting group and a second feeding limiting group; one end of the limiting and assembling plate is arranged on the upper surface of one end of the bottom plate, and a reinforcing block respectively connected with the limiting and assembling plate and the bottom plate is arranged in an included angle between the limiting and assembling plate and the bottom plate; the first feeding limiting group is arranged on the upper surface of one end, close to the limiting assembling plate, of the bottom plate and comprises a first pressing block and a first mounting block, and feeding limiting grooves matched with the air bag support are formed in the first pressing block and the first mounting block; the second feeding limiting group is arranged on the limiting assembly plate and comprises a second pressing block and a second mounting block, and feeding limiting grooves matched with the air bag support are formed in the second pressing block and the second mounting block; the air bag support to be punched is arranged in the feeding limiting grooves of the first pressing block and the first mounting block and the feeding limiting grooves of the second pressing block and the second mounting block at the same time; the heights of the air bag supports in the first feeding limiting group and the second feeding limiting group correspond to the heights of the air bag supports in the first template group and the second template group.

Furthermore, the punching device also comprises a punching cutter limiting part which is arranged on the upper surface of the moving plate and is positioned at the position corresponding to the punching cutter; the punching cutter limiting part comprises a limiting cylinder and a limiting bracket, the limiting bracket is arranged on the upper surface of the moving plate, and the limiting cylinder is arranged on the limiting bracket; a cylinder arm defining a cylinder is movable toward the base plate; a limiting rod is arranged at one end, close to the bottom plate, of a cylinder arm of the limiting cylinder, and the limiting rod penetrates through the moving plate and the corresponding punching cutter.

The beneficial effects of the utility model are:

according to the utility model, the arrangement of the upper template, the lower template and the side templates enables the airbag support to be limited in three directions, so that the airbag support is prevented from deforming in the punching process, the punching precision of the utility model is further improved, the product processed by the utility model can have higher quality, the occurrence probability of defective products is reduced, and the utility model has higher production efficiency; the assembly groove and the assembly block are matched to enable the assembly between the air bag support and the material fixing portion to be more attached, and therefore the assembly of the air bag support is more stable.

The upper limiting through hole, the lower limiting through hole, the side limiting through hole and the limiting bolt are matched, so that the upper template, the lower template and the side template can be matched more tightly, and the punching die can be more stable and accurate in the punching process.

The arrangement of the moving plate enables each punching cutter to synchronously punch the air bag support, so that punching of all parts of the air bag support can be simultaneously completed, and the condition that punching of a certain part of the air bag support is not completed is avoided; the arrangement of the movable limiting column and the movable limiting through hole ensures that the movable path of the movable plate can be ensured, and the phenomenon that the movable path deviates to cause punching precision to be influenced is avoided.

The arrangement of the waste material groove on the punching cutter enables the punching cutter to directly punch one area, and the punching efficiency is improved; and the waste material groove is matched with the waste material outlet hole, and the waste material groove can bring the waste material generated by punching out from the waste material outlet hole.

The punching cutter comprises a cutting-off punching cutter and a material punching cutter, so that the air bag bracket is punched by the material punching cutter; generally, the whole airbag support is long when being produced, needs to be cut off and becomes a plurality of finished products, and therefore production cost and production efficiency are reduced; the utility model can cut off the longer gasbag bracket by the cutting punching knife to form a plurality of finished products; therefore, the utility model can process a plurality of air bag supports at one time and improve the production efficiency.

The arrangement of the feeding limiting part enables the unprocessed airbag bracket to pass through the calibration position; after the punched finished product is taken out, the air bag support in the feeding limiting part can be directly pushed into the template, so that the feeding of the utility model is facilitated, and the production efficiency of the utility model is further accelerated.

The arrangement of the limiting part of the punching cutter ensures that the punching cutter can limit the punching range in the punching process, avoids the deviation of the punching cutter and ensures the punching precision of the punching device.

Drawings

FIG. 1 is a view showing the overall structure of the present invention.

FIG. 2 is a side view of the present invention.

Fig. 3 is a diagram showing the structure of the template.

FIG. 4 is a view showing the structure of an air bag stent.

Fig. 5 is a bottom surface structure view of the bottom plate.

Fig. 6 is a sectional view of the bottom plate and the mold plate in cooperation.

Fig. 7 is a top plate structure view.

FIG. 8 is a diagram of a sideform configuration.

Fig. 9 is a lower template structure view.

Fig. 10 is a bottom view of the moving plate.

Fig. 11 is a structural view of a piercing cutter defining portion.

Fig. 12 is a structural view of an assembly feed limiter according to the present invention.

FIG. 13 is a view showing the structure of a feed stopper.

Reference numbers in the figures:

1. a drive section; 2. punching and cutting the knife; 3. a template; 4. an air bag support; 5. a support; 6. moving the plate; 7. a feeding limiting part; 8. a punching blade defining section; 11. a driving cylinder; 21. a waste chute; 22. cutting off the punching cutter; 23. a material punching cutter; 24. a first material die cutter; 25. a second material die cutter; 31. mounting a template; 32. a lower template; 33. a sideform; 35. punching a hole; 36. a limit bolt; 37. a movable limiting through hole; 38. a first template group; 39. a second template set; 41. assembling a groove; 51. a top plate; 52. a base plate; 53. a connecting rod; 54. a rack space; 56. a lower positioning column; 58. a waste material outlet hole; 61. moving the bearing; 62. moving the guide rod; 63. an upper positioning column; 64. a movable limiting column; 71. a limiting assembling plate; 72. a first set of feed limiting bits; 73. a second feed limit group; 74. a first pressing block; 75. a first mounting block; 76. a second pressing block; 77. a second mounting block; 78. a feeding limiting groove; 79. a reinforcing block; 81. defining a cylinder; 82. defining a scaffold; 83. a restraining bar; 311. an upper bounding space; 312. an upper limiting through hole; 313. a first upper template; 314. a second upper template; 321. a lower confinement space; 322. a lower limiting through hole; 323. a first lower template; 324. a second lower template; 331. assembling the block; 332. a side limiting through hole; 333. a first side form; 334. and a second side form.

Detailed Description

The utility model is further described with reference to the following figures and specific examples. It should be noted that the examples are only specific illustrations of the present invention, and are intended to make the technical solutions of the present invention better understood by those skilled in the art, and should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

The embodiment is as follows:

as shown in fig. 1-13, a novel airbag bracket punching die comprises a driving part 1, a punching knife 2 and a template 3; the template 3 comprises an upper template 31, a lower template 32 and a side template 33; the side template 33 is arranged on the same side of the upper template 31 and the lower template 32; the upper template 31 is provided with an upper limit space 311, the lower template 32 is provided with a lower limit space 321, and the upper limit space 311 is communicated with the lower limit space 321 when the upper template 31 is matched with the lower template 32; the upper template 31 and the lower template 32 are provided with openings on the same side, and the side template 33 is arranged in the openings; one side of the sideform 33 is provided with a fitting block 311; when the upper template 31, the lower template 32 and the side templates 33 are matched, the assembling block 311 is positioned in the upper limiting space 311 and the lower limiting space 321, the upper surface of one side of the side template 33, which is far away from the assembling block 311, is contacted with the upper template 31, and the lower surface of one side of the side template 33, which is far away from the assembling block 311, is contacted with the lower template 32; the airbag bracket 4 is provided with a fitting groove 41, and the fitting groove 41 is engaged with the fitting block 311; the arrangement of the upper template 31, the lower template 32 and the side templates 33 enables the air bag support 4 to be limited in three directions, deformation of the air bag support 4 in the punching process is prevented, the punching precision of the punching machine is further improved, products processed by the punching machine can have higher quality, the occurrence probability of defective products is reduced, and the punching machine has higher production efficiency; the fitting groove 41 and the fitting block 311 cooperate to enable the fitting between the airbag bracket 4 and the material fixing portion to be more appropriate, thereby enabling the fitting of the airbag bracket 4 to be more stable.

In this embodiment, the upper die plate 31 and the lower die plate 32 are provided with the punching holes 35 corresponding to each other, and the punching holes 35 of the upper die plate 31 and the lower die plate 32 are located on the same straight line, so that when the punching cutter 2 punches, the punching range is limited to ensure the punching precision; in some other modes, punching holes 35 for the punching knives 2 to pass through are formed in the upper template 31, the lower template 32 and the side templates 33, and the punching holes 35 of the upper template 31, the lower template 32 and the side templates 33 correspond to each other and are in the same straight line; it should be noted that the arrangement of the punching holes 35 on the upper mold plate 31, the lower mold plate 32, and the side mold plate 33 is determined according to the area of the airbag support 4 to be punched.

In the present embodiment, an upper limiting through hole 312 provided around the upper limiting space 311 is provided on the upper die plate 31; a lower limit through hole 322 arranged around the lower limit space 321 is formed in the lower template 32; a side limiting through hole 332 is formed in one side, which is in contact with the upper template 31 and the lower template 32, of the side template 33; the upper limiting through hole 312 and the lower limiting through hole 322 on the sides of the upper template 31 and the lower template 32 far away from the gap are mutually corresponding and communicated, and a limiting bolt 36 is arranged to penetrate through the upper limiting through hole and the lower limiting through hole; the upper limiting through hole 312 and the lower limiting through hole 322 on the sides of the upper template 31 and the lower template 32 close to the openings correspond to the side limiting through hole 332 and are communicated with the side limiting through hole 332, and limiting bolts 36 are arranged to penetrate the side limiting through holes; the cooperation of the upper limiting through hole 312, the lower limiting through hole 322, the side limiting through hole 332 and the limiting bolt 36 enables the cooperation of the upper template 31, the lower template 32 and the side template 33 to be more compact, and further enables the punching die to be more stable and accurate in the punching process.

In this embodiment, a bracket 5 is further included, and the bracket 5 includes a top plate 51, a bottom plate 52 and a connecting rod 53; both ends of the connecting rod 53 are respectively connected with the lower surface of the top plate 51 and the upper surface of the bottom plate 52; the top plate 51, the bottom plate 52 and the connecting rod 53 surround to form a bracket space 54; the driving part 1 comprises a driving cylinder 11, the driving cylinder 11 is arranged on the upper surface of a top plate 51, and a cylinder arm of the driving cylinder 11 penetrates through the top plate 51 to be connected with the punching cutter 2; the movable plate 6 is arranged in the bracket space 54 and is positioned above the upper template 31, the lower template 32 and the side templates 33; the cylinder arm of the driving cylinder 11 passes through the top plate 51 and is connected with the upper surface of the moving plate 6; the punching cutter 2 is arranged on the lower surface of the moving plate 6, and the blade of the punching cutter 2 faces the punching hole 35; the moving plate 6 is provided with a moving bearing 61, the upper surface of the bottom plate 52 is provided with a moving guide rod 62, the moving guide rod 62 is penetrated by the moving bearing 61, and the moving plate 6 is driven by the driving cylinder 11 to move along the moving guide rod 62; the arrangement of the moving plate 6 enables each punching cutter 2 to synchronously punch the air bag support 4, so that punching of all parts of the air bag support 4 can be simultaneously completed, and the situation that punching of a certain part of the air bag support 4 is not completed is avoided; one end of the moving guide 62 is connected to the upper surface of the base plate 52; an upper positioning column 63 is arranged on the lower surface of the moving plate 6, a lower positioning column 56 is arranged on the upper surface of the bottom plate 52, and the upper positioning column 63 and the lower positioning column 56 correspond to each other; the lower surface of the moving plate 6 is also provided with a movable limiting column 64, and the upper template 31, the lower template 32 and the side template 33 are all provided with a movable limiting through hole 37 corresponding to the movable limiting column 64; the arrangement of the movable limiting column 64 and the movable limiting through hole 37 ensures the movable path of the movable plate 6, and avoids the deviation of the movable path, which causes the punching precision to be affected.

In the embodiment, an inwards concave waste material groove 21 is arranged at one end, provided with a cutting edge, of the punching cutter 2, and the cutting edge of the punching cutter 2 is arranged around the waste material groove 21; a scrap-material outlet 58 is provided on the bottom plate 52, and the scrap-material outlet 58 penetrates the upper and lower surfaces thereof; the waste material outlet holes 58 and the punching holes 35 on the same straight line are communicated; and the shapes of the scrap outlet holes 58 and the punching holes 35 on the same straight line correspond to the shapes of the corresponding punching blades 2; the arrangement of the waste material groove 21 on the punching cutter 2 enables the punching machine to directly punch one area, and the punching efficiency is improved; and the waste chute 21 is matched with the waste outlet 58, the waste chute 21 can take the waste generated by punching out of the utility model from the waste outlet 58.

In the present embodiment, the upper die plate 31 includes a first upper die plate 313 and a second upper die plate 314; the lower die plate 32 comprises a first lower die plate 323 and a second lower die plate 324; the side mold plate 33 includes a first side mold plate 333 and a second side mold plate 334; the first upper template 313, the first lower template 323 and the first side template 333 correspond to and cooperate with each other to form a first template group 38; the second upper template 314, the second lower template 324 and the second side template 334 correspond to and cooperate with each other to form a second template group 39; the punching cutter 2 comprises a cut-off punching cutter 22 and a material punching cutter 23, wherein the material punching cutter 23 comprises a first material punching cutter 24 and a second material punching cutter 25, the first material punching cutter 24 corresponds to the punching hole 35 of the first template group 38, and the second material punching cutter 25 corresponds to the punching hole 35 of the second template group 39; the cutting and punching knife 22 is arranged between the first template group 38 and the second template group 39, and at one end of the first template group 38 and the second template group 39, which are far away from each other; the punching cutter 2 comprises a cut-off punching cutter 22 and a material punching cutter 23, so that the air bag bracket 4 is punched by the material punching cutter 23; in general, the whole airbag support 4 is long when being produced, and needs to be cut off to form a plurality of finished products, so that the production cost and the production efficiency are reduced; the utility model can cut off the longer air bag bracket 4 by the cutting-off punching cutter 22 to form a plurality of finished products; therefore, the utility model can process a plurality of air bag supports 4 at one time and improve the production efficiency.

In the present embodiment, the feeding limiting portion 7 is disposed at one end of the first template group 38 away from the second template group 39 or at one end of the second template group 39 away from the first template group 38; the airbag support 4 to be punched is arranged in the feeding limiting part 7; the feeding limiting part 7 comprises a limiting assembly plate 71, a first feeding limiting group 72 and a second feeding limiting group 73; one end of the limiting and assembling plate 71 is arranged on the upper surface of one end of the bottom plate 52, and a reinforcing block 79 connected with the limiting and assembling plate 71 and the bottom plate 52 is arranged in an included angle between the limiting and assembling plate 71 and the bottom plate 52; the first feeding limiting group 72 is arranged on the upper surface of one end, close to the limiting assembly plate 71, of the bottom plate 52 and comprises a first pressing block 74 and a first installation block 75, and feeding limiting grooves 78 matched with the airbag bracket 4 are formed in the first pressing block 74 and the first installation block 75; the second feeding limiting group 73 is arranged on the limiting assembly plate 71 and comprises a second pressing block 76 and a second mounting block 77, and feeding limiting grooves 78 matched with the airbag bracket 4 are formed in the second pressing block 76 and the second mounting block 77; the airbag support 4 to be punched is simultaneously arranged in the feeding limiting grooves 78 of the first pressing block 74 and the first mounting block 75 and the feeding limiting grooves 78 of the second pressing block 76 and the second mounting block 77; the height of the bladder support 4 in the first and second groups of feed stops 72, 73 corresponds to the height of the bladder support 4 in the first and second groups of die plates 38, 39; the feeding limiting part 7 is arranged to enable the unprocessed airbag bracket 4 to pass through the calibration position; after the punched finished product is taken out, the air bag support 4 in the feeding limiting part 7 can be directly pushed into the template 3, so that the feeding of the punching machine is facilitated, and the production efficiency of the punching machine is further accelerated.

In the embodiment, the punching blade limiting part 8 is arranged on the upper surface of the moving plate 6 and is positioned corresponding to the punching blade 2; the punching blade defining part 8 includes a defining cylinder 81 and a defining bracket 82, the defining bracket 82 is disposed on the upper surface of the moving plate 6, the defining cylinder 81 is disposed on the defining bracket 82; the cylinder arm defining the cylinder 81 is movable towards the base plate 52; a limiting rod 83 is arranged at one end of the cylinder arm of the limiting cylinder 81 close to the bottom plate 52, and the limiting rod 83 penetrates through the moving plate 6 and the corresponding punching knife 2; the arrangement of the punching cutter limiting part 8 enables the punching cutter 2 to be limited in the punching range in the punching process, so that the deviation of the punching cutter is avoided, and the punching precision of the punching machine is ensured.

It should be noted that other technical solutions of the present invention are all the prior art, and therefore, are not described in detail.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the spirit of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A novel air bag support punching die is characterized by comprising a driving part, a punching cutter and a template; the template comprises an upper template, a lower template and a side template; the side template is arranged on the same side of the upper template and the lower template; the upper template is provided with an upper limit space, the lower template is provided with a lower limit space, and the upper limit space is communicated with the lower limit space when the upper template is matched with the lower template; the side template is arranged at the opening; one side of the side template is provided with an assembling block; when the upper template, the lower template and the side template are matched, the assembling block is positioned in the upper limiting space and the lower limiting space, the upper surface of one side of the side template, which is far away from the assembling block, is contacted with the upper template, and the lower surface of one side of the side template, which is far away from the assembling block, is contacted with the lower template; the air bag support is provided with an assembly groove, and the assembly groove is matched with the assembly block.

2. The novel air bag bracket punching die as claimed in claim 1, wherein the upper die plate and the lower die plate are provided with punching holes corresponding to each other, and the punching holes of the upper die plate and the punching holes of the lower die plate are in the same straight line.

3. The novel airbag bracket punching die as claimed in claim 2, wherein punching holes for the punching knives to pass through are formed in the upper die plate, the lower die plate and the side die plates, and the punching holes of the upper die plate, the lower die plate and the side die plates correspond to each other and are positioned on the same straight line.

4. The novel air bag bracket punching die as claimed in claim 2 or 3, wherein an upper limiting through hole arranged around the upper limiting space is arranged on the upper die plate; a lower limiting through hole arranged around the lower limiting space is formed in the lower template; a side limiting through hole is formed in one side of the side template, which is in contact with the upper template and the lower template; the upper limiting through hole and the lower limiting through hole on the side, far away from the notch, of the upper template and the lower template are mutually corresponding and communicated, and a limiting bolt is arranged to penetrate through the upper limiting through hole and the lower limiting through hole; the upper limiting through hole and the lower limiting through hole on one side of the upper template and one side of the lower template close to the opening correspond to the side limiting through holes, the upper limiting through hole and the lower limiting through hole are communicated with the side limiting through holes, and limiting bolts are arranged to penetrate through the side limiting through holes.

5. The novel airbag bracket punching die as claimed in claim 4, further comprising a bracket, wherein the bracket comprises a top plate, a bottom plate and a connecting rod; two ends of the connecting rod are respectively connected with the lower surface of the top plate and the upper surface of the bottom plate; the top plate, the bottom plate and the connecting rod surround to form a bracket space; the driving part comprises a driving cylinder, the driving cylinder is arranged on the upper surface of the top plate, and a cylinder arm of the driving cylinder penetrates through the top plate to be connected with the punching cutter.

6. The novel airbag bracket punching die as claimed in claim 5, further comprising a moving plate, wherein the moving plate is arranged in the bracket space and is positioned above the upper template, the lower template and the side templates; a cylinder arm of the driving cylinder penetrates through the top plate to be connected with the upper surface of the moving plate; the punching cutter is arranged on the lower surface of the moving plate, and the cutting edge of the punching cutter faces the punching hole; the moving plate is provided with a moving bearing, the upper surface of the bottom plate is provided with a moving guide rod, and the moving guide rod is penetrated by the moving bearing; one end of the movable guide rod is connected with the upper surface of the bottom plate; an upper positioning column is arranged on the lower surface of the moving plate, a lower positioning column is arranged on the upper surface of the bottom plate, and the upper positioning column and the lower positioning column correspond to each other; the lower surface of the movable plate is also provided with movable limiting columns, and movable limiting through holes corresponding to the movable limiting columns are formed in the upper template, the lower template and the side template.

7. The novel airbag bracket punching die as claimed in claim 6, wherein the end of the punching knife provided with the cutting edge is provided with a concave waste groove, and the cutting edge of the punching knife is arranged around the waste groove; a waste material outlet hole is also formed in the bottom plate and penetrates through the upper surface and the lower surface of the bottom plate; the waste material outlet hole and the punching hole are communicated on the same straight line; and the shapes of the waste material outlet holes and the punching holes on the same straight line correspond to the shapes of the corresponding punching cutters.

8. The novel air bag bracket punching die as claimed in claim 7, wherein the upper die plate comprises a first upper die plate and a second upper die plate; the lower template comprises a first lower template and a second lower template; the side templates comprise a first side template and a second side template; the first upper template, the first lower template and the first side template are mutually corresponding and matched to form a first template group; the second upper template, the second lower template and the second side template are mutually corresponding and matched to form a second template group;

the punching cutter comprises a cut-off punching cutter and a material punching cutter, wherein the material punching cutter comprises a first material punching cutter and a second material punching cutter, the first material punching cutter corresponds to the punching hole of the first template group, and the second material punching cutter corresponds to the punching hole of the second template group; the cutting and punching knife is arranged between the first template group and the second template group and at one end of the first template group, which is far away from the second template group.

9. The novel airbag bracket punching die as claimed in claim 8, wherein a feeding limiting part is arranged at one end of the first template group, which is far away from the second template group, or at one end of the second template group, which is far away from the first template group; the air bag bracket to be punched is arranged in the feeding limiting part; the feeding limiting part comprises a limiting assembly plate, a first feeding limiting group and a second feeding limiting group; one end of the limiting and assembling plate is arranged on the upper surface of one end of the bottom plate, and a reinforcing block respectively connected with the limiting and assembling plate and the bottom plate is arranged in an included angle between the limiting and assembling plate and the bottom plate; the first feeding limiting group is arranged on the upper surface of one end, close to the limiting assembling plate, of the bottom plate and comprises a first pressing block and a first mounting block, and feeding limiting grooves matched with the air bag support are formed in the first pressing block and the first mounting block; the second feeding limiting group is arranged on the limiting assembly plate and comprises a second pressing block and a second mounting block, and feeding limiting grooves matched with the air bag support are formed in the second pressing block and the second mounting block; the airbag support to be punched is arranged in the feeding limiting grooves of the first pressing block and the first mounting block and the feeding limiting grooves of the second pressing block and the second mounting block at the same time; the heights of the air bag supports in the first feeding limiting group and the second feeding limiting group correspond to the heights of the air bag supports in the first template group and the second template group.

10. The novel airbag bracket punching die as claimed in claim 6, further comprising a punching blade defining portion disposed on the upper surface of the moving plate and located at a position corresponding to the punching blade; the die-cutting knife limiting part comprises a limiting cylinder and a limiting bracket, the limiting bracket is arranged on the upper surface of the moving plate, and the limiting cylinder is arranged on the limiting bracket; a cylinder arm defining a cylinder is movable toward the base plate; a limiting rod is arranged at one end, close to the bottom plate, of a cylinder arm of the limiting cylinder, and the limiting rod penetrates through the moving plate and the corresponding punching cutter.