CN215614470U - Machining die for automobile bottom plate cross beam - Google Patents
Machining die for automobile bottom plate cross beam Download PDFInfo
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- CN215614470U CN215614470U CN202121350049.1U CN202121350049U CN215614470U CN 215614470 U CN215614470 U CN 215614470U CN 202121350049 U CN202121350049 U CN 202121350049U CN 215614470 U CN215614470 U CN 215614470U
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Abstract
The utility model provides a machining die for a cross beam of an automobile bottom plate, which can solve the technical problem that the existing machining die cannot realize quick production of the cross beam of the automobile bottom plate and simultaneously ensure the shape profile requirement and the boundary size of the cross beam. The utility model provides a mold processing of vehicle floor crossbeam, includes upper die base and die holder, its characterized in that: and a guide hole punching notch structure, a first shearing structure, a second shearing structure, a third shearing flanging structure, a forming structure, a fourth shearing structure, an upward forming structure, a first punching structure, a downward forming structure, a shaping structure, a second punching structure and a cutting and separating structure are sequentially arranged between the upper die base and the lower die base along the feeding direction.
Description
Technical Field
The utility model relates to the technical field of automobile part processing dies, in particular to a processing die for an automobile bottom plate cross beam.
Background
A kind of car floor crossbeam, its structure is as shown in fig. 12, 13, the part body is V-shaped, both sides inclined plane and upper portion level have hole sites, there are protruding structures on both sides inclined plane; the end plane adjacent to the inclined planes on the two sides is provided with a continuous concave-convex structure. Conventional dies do not allow for rapid production thereof while ensuring shape definition requirements and boundary dimensions.
SUMMERY OF THE UTILITY MODEL
The utility model provides a machining die for a cross beam of an automobile bottom plate, which can solve the technical problem that the existing machining die cannot realize quick production of the cross beam of the automobile bottom plate and simultaneously ensure the shape profile requirement and the boundary size of the cross beam.
The technical scheme is that the machining die for the automobile bottom plate cross beam comprises an upper die base and a lower die base, wherein the upper die base and the lower die base are in guiding fit through an outer guide pillar and an outer guide sleeve; the lower die base is elastically connected with a floating plate through a nitrogen spring, and the floating plate is in guide fit with the lower die base through a floating plate guide pillar with a limiting function and a floating plate guide sleeve; the method is characterized in that: and a guide hole punching notch structure, a first shearing structure, a second shearing structure, a third shearing flanging structure, a forming structure, a fourth shearing structure, an upward forming structure, a first punching structure, a downward forming structure, a shaping structure, a second punching structure and a cutting and separating structure are sequentially arranged between the upper die base and the lower die base along the feeding direction.
The punching guide hole notch cutting structure comprises a punching guide hole notch cutting stripper plate insert, a punching guide hole punch, a notch cutting punch, a punching guide hole die sleeve and a notch cutting edge, wherein the punching guide hole notch cutting stripper plate insert is arranged below the stripper plate, the punching guide hole punch and the notch cutting punch are arranged below the upper die base and can downwards penetrate through the stripper plate and the punching guide hole notch cutting stripper plate insert, and the punching guide hole die sleeve and the notch cutting edge are arranged on the lower die base through a sinking disc and are respectively matched with the punching guide hole punch and the notch cutting punch; a guide hole punching punch of the guide hole notch punching structure is matched with a guide hole punching die sleeve, a notch punching punch is matched with a notch cutting edge, and a guide hole and a pitch notch are respectively punched on two sides of the material belt;
the first shearing structure comprises a first shearing stripper plate insert, a first shearing punch and a first shearing knife edge, the first shearing stripper plate insert is installed below the stripper plate, the first shearing punch is installed below the upper die base and can penetrate through the stripper plate and the first shearing stripper plate insert downwards, and the first shearing knife edge is installed on the lower die base through a sinking disc and matched with the first shearing punch; a first shearing punch of the first shearing structure is matched with the first shearing knife edge to carry out first shearing operation on the material plate;
the second shearing structure comprises a second shearing stripper plate insert, a second shearing punch and a second shearing knife edge, the second shearing stripper plate insert is installed below the stripper plate, the second shearing punch is installed below the upper die base and can penetrate through the stripper plate and the second shearing stripper plate insert downwards, and the second shearing knife edge is installed on the lower die base through a sinking disc and is matched with the second shearing punch; a second shearing punch of the second shearing structure is matched with the second shearing tool opening to carry out second shearing operation on the material plate;
the third shearing flanging stripper plate insert is arranged below the stripper plate, the third shearing punch and the flanging punch are arranged below an upper die base and can downwards penetrate through the stripper plate and the third shearing flanging stripper plate insert, and the third shearing cutter point and the flanging die are arranged on the lower die base through a sinking disc and are matched with the third shearing punch and the flanging punch; a third shearing punch of a third shearing flanging structure is matched with a third shearing tool opening to carry out third shearing operation on the material plate, after the third shearing operation, the material plate in a workpiece unfolding state is formed, the flanging punch is matched with the flanging female die to carry out downward flanging operation on the position between adjacent pitch gaps on the two sides of the material belt, and bending hooking the two sides of the floating material plate is formed;
the forming structure comprises a forming punch and a forming female die, the forming punch is mounted below the upper die base and can penetrate through the stripper plate downwards, and the forming female die is mounted on the lower die base and matched with the forming punch; a forming punch of the forming structure is matched with the forming female die, and a reinforcing rib structure is formed on the material plate;
the fourth shearing structure comprises a fourth shearing stripper plate insert, a fourth shearing punch and a fourth shearing knife edge, the fourth shearing stripper plate insert is installed below the stripper plate, the fourth shearing punch is installed below the upper die base and can penetrate through the stripper plate and the fourth shearing stripper plate insert downwards, and the fourth shearing knife edge is installed on the lower die base through a sinking disc and is matched with the fourth shearing punch; a fourth shearing punch of a fourth shearing structure is matched with a fourth shearing tool opening to carry out fourth shearing operation on the material plate, and specifically, shearing operation is carried out on the connecting part of the material plate and the connecting belt on the two sides of the material belt so as to shorten the width of the connecting part;
the upward forming structure comprises an upward forming upper pressure plate, an upward forming female die, an upward forming punch, a lower imitation block and an upward forming lower pressure plate, the upward forming upper pressure plate and the upward forming female die are arranged below the stripper plate, the upward forming female die is respectively arranged at two sides of the upward forming upper pressure plate, the lower die imitation block is arranged on the upward forming lower pressure plate, the upward forming lower pressure plate is arranged on the lower die seat through a nitrogen spring, the upward forming punch is arranged on the lower die seat, and the upward forming punch and the upward forming female die are matched and respectively arranged at two sides of the lower imitation block; an upward forming upper pressure plate of the upward forming structure is matched with the lower die profiling block to press materials in advance, then an upward forming female die is matched with an upward forming punch to form upward turnover at two sides of the material plate;
the first punching structure comprises a first punching stripper plate insert, a first punching punch and a first punching die case, the first punching stripper plate insert is mounted below the stripper plate, the first punching punch is mounted below the upper die base and can penetrate through the stripper plate and the first punching stripper plate insert downwards, the first punching die case is mounted on the lower die base through a sinking disc and matched with the first punching punch, the punching punch of the first punching structure is matched with the first punching die case, and corresponding hole positions are punched at the inclined plane parts on the two sides of a workpiece;
the downward forming structure comprises a downward forming upper pressure plate, a downward forming punch and a downward forming female die, the downward forming upper pressure plate is arranged below the stripper plate, the downward forming punch is arranged below the upper die base and can penetrate through the stripper plate and the downward forming upper pressure plate downwards, and the downward forming female die is arranged on the lower die base and is matched with the downward forming punch; a downward forming punch of the downward forming structure is matched with the downward forming female die, and two sides of the material plate are bent downwards to form inclined planes at two sides of the workpiece;
the shaping structure comprises a shaping pressure plate, an upper shaping block and a lower shaping block, the shaping pressure plate is arranged on the stripper plate, the upper shaping block is arranged below the upper die base and can downwards penetrate through the stripper plate and the shaping pressure plate, and the lower shaping block is arranged on the lower die base and is matched with the upper shaping block and the shaping pressure plate; the shaping material pressing plate, the upper shaping block and the lower shaping block of the shaping structure are matched to carry out shaping operation on the preliminarily shaped workpiece;
the second punching structure comprises a second punching stripper plate insert, a second punching punch and a second punching die sleeve, the second punching stripper plate insert is mounted below the stripper plate, the second punching punch is mounted below the upper die base and can penetrate through the stripper plate and the second punching stripper plate insert downwards, and the second punching die sleeve is mounted on the lower die base through a die fixing base and is matched with the second punching punch; a punching punch of the second punching structure is matched with the second punching concave die sleeve, and a corresponding hole position is punched at the upper plane part of the workpiece;
the cutting and separating structure comprises a cutting and separating stripper plate insert, a cutting and separating punch and a cutting and separating knife edge, the cutting and separating stripper plate insert is installed below the stripper plate, the cutting and separating punch is installed below the upper die base and can penetrate through the stripper plate and the cutting and separating stripper plate insert downwards, and the cutting and separating knife edge is installed on the lower die base and is matched with the cutting and separating punch; and a cutting and separating punch of the cutting and separating structure is matched with a cutting and separating knife edge to separate the workpiece from the connecting bands on two sides to obtain a finished product of the automobile floor beam, and the separated connecting bands are cut into short strips.
According to the processing die, a guide hole punching notch structure, a first shearing structure, a second shearing structure, a third shearing flanging structure, a forming structure, a fourth shearing structure, an upward forming structure, a first punching structure, a downward forming structure, a shaping structure, a second punching structure and a cutting and separating structure are sequentially arranged between an upper die base and a lower die base along a feeding direction, and the upper die base and the lower die base are assembled once, so that twelve working steps can be simultaneously completed, and continuous processing and rapid production of a beam of an automobile bottom plate can be realized; meanwhile, the arrangement of the stations in a sequencing mode enables the overall dimension of the product to meet the requirements and the qualification rate to be high.
Drawings
Fig. 1 is a schematic structural view of the front half of the working mold of the present invention.
Fig. 2 is a schematic structural view of the rear half of the processing mold of the present invention.
Fig. 3 is a partially enlarged schematic structural view of a portion a in fig. 1.
Fig. 4 is a schematic view of a part of the enlarged structure at B in fig. 1.
Fig. 5 is a partially enlarged schematic structural view of a point C in fig. 1.
Fig. 6 is a schematic view of the structure of fig. 2 at a part enlarged D.
Fig. 7 is a schematic view of the structure of fig. 2 at a part enlarged at E.
Fig. 8 is a partially enlarged structural view of F in fig. 2.
Fig. 9 is a schematic view of the structure of fig. 2 at a part enlarged at G.
Fig. 10 is a schematic view of a continuous processing process of a material belt corresponding to the processing mold of the utility model, and corresponding process steps STA # 1 to STA # 6.
Fig. 11 is a schematic view of a continuous processing process of a material belt corresponding to the processing mold of the utility model, and corresponding process steps STA # 7 to STA # 12.
Fig. 12 is a schematic top view of a floor cross member of an automobile.
Fig. 13 is a cross-sectional structural view of the floor cross member of the automobile.
Detailed Description
As shown in fig. 1 to 9, a machining die for a cross beam of an automobile floor comprises an upper die holder 1 and a lower die holder 2, wherein the upper die holder 1 and the lower die holder 2 are in guiding fit through an outer guide pillar and an outer guide sleeve, a stripper plate 3 is elastically connected below the upper die holder 1 through a nitrogen spring, and the stripper plate 3 is in guiding fit with the upper die holder 1 through an inner guide pillar and an inner guide sleeve and is limited through a hook; the lower die holder 2 is elastically connected with a floating plate 4 through a nitrogen spring, and the floating plate 4 is in guide fit with the lower die holder 2 through a floating plate guide pillar with a limiting function and a floating plate guide sleeve; between upper die base 1 and the die holder 2, be equipped with in proper order along the direction of feed and cut a structure, first shearing structure, second shearing structure, third shearing turn-ups structure, shaping structure, fourth shearing structure, upward shaping structure, the first structure of punching a hole, downward shaping structure, plastic structure, second structure of punching a hole, cut off the separation structure of leading the hole.
The punching guide hole notch cutting structure comprises a punching guide hole notch cutting die sleeve 75, a punching guide hole punch 6, a notch cutting punch, a punching guide hole notch cutting die sleeve 7 and a notch cutting edge, the punching guide hole notch cutting die sleeve 75 is installed below the stripper plate 3, the punching guide hole punch 6 and the notch cutting punch are installed below the upper die base 1 and can penetrate through the stripper plate 3 and the punching guide hole notch cutting die sleeve 75 downwards, and the punching guide hole notch cutting die sleeve 7 and the notch cutting edge are installed on the lower die base 2 through the sinking disc 8 and are respectively matched with the punching guide hole punch 6 and the notch cutting punch;
the first shearing structure comprises a first shearing stripper plate insert, a first shearing punch and a first shearing knife edge, the first shearing stripper plate insert is arranged below the stripper plate 3, the first shearing punch is arranged below the upper die base 1 and can downwards penetrate through the stripper plate 3 and the first shearing stripper plate insert, the first shearing knife edge is arranged on the lower die base 2 through a sinking disc and is matched with the first shearing punch, and the first shearing structure can refer to a shearing part of a third shearing flanging structure;
the second shearing structure comprises a second shearing stripper plate insert, a second shearing punch and a second shearing knife edge, the second shearing stripper plate insert is arranged below the stripper plate 3, the second shearing punch is arranged below the upper die base 1 and can downwards penetrate through the stripper plate 3 and the second shearing stripper plate insert, the second shearing knife edge is arranged on the lower die base 2 through a sinking disc and is matched with the second shearing punch, and the second shearing structure can refer to a shearing part of a third shearing flanging structure;
the third shearing flanging stripper plate insert 9 is arranged below the stripper plate 3, the third shearing punch 9 and the flanging punch are arranged below the upper die base 1 and can downwards penetrate through the stripper plate 3 and the third shearing flanging stripper plate insert 9, and the third shearing cutter 11 and the flanging punch are arranged on the lower die base 2 through a sinking disc and are matched with the third shearing punch 9 and the flanging punch;
the forming structure comprises a forming punch 12 and a forming female die 13, the forming punch 12 is mounted below the upper die holder 1 and can penetrate through the stripper plate 3 downwards, and the forming female die 13 is mounted on the lower die holder 2 and is matched with the forming punch 12;
the fourth shearing structure comprises a fourth shearing stripper plate insert, a fourth shearing punch and a fourth shearing knife edge, the fourth shearing stripper plate insert is arranged below the stripper plate 3, the fourth shearing punch is arranged below the upper die base 1 and can downwards penetrate through the stripper plate 3 and the fourth shearing stripper plate insert, the fourth shearing knife edge is arranged on the lower die base 2 through a sinking disc and is matched with the fourth shearing punch, and the fourth shearing structure can refer to a shearing part of the third shearing flanging structure;
the upward forming structure comprises an upward forming upper pressure plate 14, an upward forming female die 15, an upward forming punch 16, a lower die profiling block 17 and an upward forming lower pressure plate 18, the upward forming upper pressure plate 14 and the upward forming female die 15 are arranged below the stripper plate 3, the upward forming female die 15 is respectively arranged at two sides of the upward forming upper pressure plate 14, the lower die profiling block 17 is arranged on the upward forming lower pressure plate 18, the upward forming lower pressure plate 18 is arranged on the lower die base 2 through a nitrogen spring, the upward forming punch 16 is arranged on the lower die base 2, and the upward forming punch 16 is matched with the upward forming female die 15 and is respectively arranged at two sides of the lower imitation block 17;
the first punching structure comprises a first punching stripper plate insert, a first punching punch and a first punching female die sleeve, the first punching stripper plate insert is arranged below the stripper plate 3, the first punching punch is arranged below the upper die base 1 and can downwards penetrate through the stripper plate 3 and the first punching stripper plate insert, the first punching female die sleeve is arranged on the lower die base 2 through a sinking disc and is matched with the first punching punch, the first punching structure is not shown in the figure and can refer to a second punching structure;
the downward forming structure comprises a downward forming upper pressure plate 28, a downward forming punch 19 and a downward forming female die 20, the downward forming upper pressure plate 28 is arranged below the stripper plate 3, the downward forming punch 19 is arranged below the upper die holder 1 and can penetrate through the stripper plate 3 downwards to form the upper pressure plate 28, and the downward forming female die 20 is arranged on the lower die holder 2 and is matched with the downward forming punch 19;
the shaping structure comprises a shaping pressure plate 21, an upper shaping block 22 and a lower shaping block 23, the shaping pressure plate 21 is arranged on the stripper plate 3, the upper shaping block 22 is arranged below the upper die base 1 and can downwards penetrate through the stripper plate 3 and the shaping pressure plate 21, and the lower shaping block 23 is arranged on the lower die base 2 and is matched with the upper shaping block 22 and the shaping pressure plate 21;
the second punching structure comprises a second punching stripper plate insert 24, a second punching punch 25 and a second punching die sleeve 26, the second punching stripper plate insert 24 is arranged below the stripper plate 3, the second punching punch 25 is arranged below the upper die base 1 and can downwards penetrate through the stripper plate 3 and the second punching stripper plate insert 24, and the second punching die sleeve 26 is arranged on the lower die base 2 through a die fixing base 27 and is matched with the second punching punch 25;
the cutting and separating structure comprises a cutting and separating stripper plate insert, a cutting and separating punch and a cutting and separating knife edge, the cutting and separating stripper plate insert is installed below the stripper plate 3, the cutting and separating punch is installed below the upper die base 1 and can downwards penetrate through the stripper plate 3, the cutting and separating stripper plate insert is installed, the cutting and separating knife edge is installed on the lower die base 2 and is matched with the cutting and separating punch, the cutting and separating structure is not shown in the drawing, the cutting and separating structure is a conventional existing structure and is used for separating a workpiece from connecting bands on two sides and cutting the separated connecting bands into small segments.
The machining die disclosed by the utility model is used for machining the cross beam of the automobile bottom plate, the upper die holder and the lower die holder are matched once, twelve process steps can be simultaneously completed, and as shown in figures 10 and 11:
first step (STA # 1): a guide hole punching punch of the guide hole notch punching structure is matched with a guide hole punching die sleeve, a notch punching punch is matched with a notch cutting edge, and a guide hole and a pitch notch are respectively punched on two sides of the material belt;
second step (STA # 2): a first shearing punch of the first shearing structure is matched with the first shearing knife edge to carry out first shearing operation on the material plate;
third step (STA # 3): a second shearing punch of the second shearing structure is matched with the second shearing tool opening to carry out second shearing operation on the material plate;
fourth step (STA # 4): a third shearing punch of a third shearing flanging structure is matched with a third shearing tool opening to carry out third shearing operation on the material plate, after the third shearing operation, the material plate in a workpiece unfolding state is formed, the flanging punch is matched with the flanging female die to carry out downward flanging operation on the position between adjacent pitch gaps on the two sides of the material belt, and bending hooking the two sides of the floating material plate is formed;
fifth step (STA # 5): a forming punch of the forming structure is matched with the forming female die, and a reinforcing rib structure is formed on the material plate;
sixth process step (STA # 6): a fourth shearing punch of a fourth shearing structure is matched with a fourth shearing tool opening to carry out fourth shearing operation on the material plate, and particularly shearing operation is carried out on the connecting part of the material plate and the connecting belt on the two sides of the material belt so as to shorten the width of the connecting part;
seventh process step (STA # 7): an upward forming upper pressure plate of the upward forming structure is matched with the lower die profiling block to press materials in advance, then an upward forming female die is matched with an upward forming punch to form upward turnover at two sides of the material plate;
eighth process step (STA # 8): a punching punch of the first punching structure is matched with the first punching concave die sleeve, and corresponding hole positions are punched at the inclined plane parts on the two sides of the workpiece;
ninth process step (STA # 9): a downward forming punch of the downward forming structure is matched with the downward forming female die, and two sides of the material plate are bent downwards to form inclined planes at two sides of the workpiece; the seventh step is to fold the two sides of the material plate upwards, and then the ninth step is to fold the two sides of the material plate downwards, so that the problem that the negative angle of the side part formed in one step is difficult to put in place can be solved;
tenth process step (STA # 10): the shaping material pressing plate, the upper shaping block and the lower shaping block of the shaping structure are matched to carry out shaping operation on the preliminarily shaped workpiece;
eleventh step (STA # 11): a punching punch of the second punching structure is matched with the second punching concave die sleeve, and a corresponding hole position is punched at the upper plane part of the workpiece;
twelfth process step (STA # 12): and the cutting and separating punch of the cutting and separating structure is matched with a cutting and separating knife edge to separate the workpiece from the connecting bands on two sides to obtain a finished product of the automobile floor beam, and the separated connecting bands are cut into small sections.
Claims (2)
1. A machining die for a cross beam of an automobile bottom plate comprises an upper die base and a lower die base, wherein the upper die base and the lower die base are in guiding fit through an outer guide pillar and an outer guide sleeve; the lower die base is elastically connected with a floating plate through a nitrogen spring, and the floating plate is in guide fit with the lower die base through a floating plate guide pillar with a limiting function and a floating plate guide sleeve; the method is characterized in that: and a guide hole punching notch structure, a first shearing structure, a second shearing structure, a third shearing flanging structure, a forming structure, a fourth shearing structure, an upward forming structure, a first punching structure, a downward forming structure, a shaping structure, a second punching structure and a cutting and separating structure are sequentially arranged between the upper die base and the lower die base along the feeding direction.
2. The processing mold of the automobile floor beam as claimed in claim 1, wherein: the punching guide hole notch cutting structure comprises a punching guide hole notch cutting stripper plate insert, a punching guide hole punch, a notch cutting punch, a punching guide hole die sleeve and a notch cutting edge, wherein the punching guide hole notch cutting stripper plate insert is arranged below the stripper plate, the punching guide hole punch and the notch cutting punch are arranged below the upper die base and can downwards penetrate through the stripper plate and the punching guide hole notch cutting stripper plate insert, and the punching guide hole die sleeve and the notch cutting edge are arranged on the lower die base through a sinking disc and are respectively matched with the punching guide hole punch and the notch cutting punch; a guide hole punching punch of the guide hole notch punching structure is matched with a guide hole punching die sleeve, a notch punching punch is matched with a notch cutting edge, and a guide hole and a pitch notch are respectively punched on two sides of the material belt;
the first shearing structure comprises a first shearing stripper plate insert, a first shearing punch and a first shearing knife edge, the first shearing stripper plate insert is installed below the stripper plate, the first shearing punch is installed below the upper die base and can penetrate through the stripper plate and the first shearing stripper plate insert downwards, and the first shearing knife edge is installed on the lower die base through a sinking disc and matched with the first shearing punch; a first shearing punch of the first shearing structure is matched with the first shearing knife edge to carry out first shearing operation on the material plate;
the second shearing structure comprises a second shearing stripper plate insert, a second shearing punch and a second shearing knife edge, the second shearing stripper plate insert is installed below the stripper plate, the second shearing punch is installed below the upper die base and can penetrate through the stripper plate and the second shearing stripper plate insert downwards, and the second shearing knife edge is installed on the lower die base through a sinking disc and is matched with the second shearing punch; a second shearing punch of the second shearing structure is matched with the second shearing tool opening to carry out second shearing operation on the material plate;
the third shearing flanging stripper plate insert is arranged below the stripper plate, the third shearing punch and the flanging punch are arranged below an upper die base and can downwards penetrate through the stripper plate and the third shearing flanging stripper plate insert, and the third shearing cutter point and the flanging die are arranged on the lower die base through a sinking disc and are matched with the third shearing punch and the flanging punch; a third shearing punch of a third shearing flanging structure is matched with a third shearing tool opening to carry out third shearing operation on the material plate, after the third shearing operation, the material plate in a workpiece unfolding state is formed, the flanging punch is matched with the flanging female die to carry out downward flanging operation on the position between adjacent pitch gaps on the two sides of the material belt, and bending hooking the two sides of the floating material plate is formed;
the forming structure comprises a forming punch and a forming female die, the forming punch is mounted below the upper die base and can penetrate through the stripper plate downwards, and the forming female die is mounted on the lower die base and matched with the forming punch; a forming punch of the forming structure is matched with the forming female die, and a reinforcing rib structure is formed on the material plate;
the fourth shearing structure comprises a fourth shearing stripper plate insert, a fourth shearing punch and a fourth shearing knife edge, the fourth shearing stripper plate insert is installed below the stripper plate, the fourth shearing punch is installed below the upper die base and can penetrate through the stripper plate and the fourth shearing stripper plate insert downwards, and the fourth shearing knife edge is installed on the lower die base through a sinking disc and is matched with the fourth shearing punch; a fourth shearing punch of a fourth shearing structure is matched with a fourth shearing tool opening to carry out fourth shearing operation on the material plate, and specifically, shearing operation is carried out on the connecting part of the material plate and the connecting belt on the two sides of the material belt so as to shorten the width of the connecting part;
the upward forming structure comprises an upward forming upper pressure plate, an upward forming female die, an upward forming punch, a lower imitation block and an upward forming lower pressure plate, the upward forming upper pressure plate and the upward forming female die are arranged below the stripper plate, the upward forming female die is respectively arranged at two sides of the upward forming upper pressure plate, the lower die imitation block is arranged on the upward forming lower pressure plate, the upward forming lower pressure plate is arranged on the lower die seat through a nitrogen spring, the upward forming punch is arranged on the lower die seat, and the upward forming punch and the upward forming female die are matched and respectively arranged at two sides of the lower imitation block; an upward forming upper pressure plate of the upward forming structure is matched with the lower die profiling block to press materials in advance, then an upward forming female die is matched with an upward forming punch to form upward turnover at two sides of the material plate;
the first punching structure comprises a first punching stripper plate insert, a first punching punch and a first punching die case, the first punching stripper plate insert is mounted below the stripper plate, the first punching punch is mounted below the upper die base and can penetrate through the stripper plate and the first punching stripper plate insert downwards, the first punching die case is mounted on the lower die base through a sinking disc and matched with the first punching punch, the punching punch of the first punching structure is matched with the first punching die case, and corresponding hole positions are punched at the inclined plane parts on the two sides of a workpiece;
the downward forming structure comprises a downward forming upper pressure plate, a downward forming punch and a downward forming female die, the downward forming upper pressure plate is arranged below the stripper plate, the downward forming punch is arranged below the upper die base and can penetrate through the stripper plate and the downward forming upper pressure plate downwards, and the downward forming female die is arranged on the lower die base and is matched with the downward forming punch; a downward forming punch of the downward forming structure is matched with the downward forming female die, and two sides of the material plate are bent downwards to form inclined planes at two sides of the workpiece;
the shaping structure comprises a shaping pressure plate, an upper shaping block and a lower shaping block, the shaping pressure plate is arranged on the stripper plate, the upper shaping block is arranged below the upper die base and can downwards penetrate through the stripper plate and the shaping pressure plate, and the lower shaping block is arranged on the lower die base and is matched with the upper shaping block and the shaping pressure plate; the shaping material pressing plate, the upper shaping block and the lower shaping block of the shaping structure are matched to carry out shaping operation on the preliminarily shaped workpiece;
the second punching structure comprises a second punching stripper plate insert, a second punching punch and a second punching die sleeve, the second punching stripper plate insert is mounted below the stripper plate, the second punching punch is mounted below the upper die base and can penetrate through the stripper plate and the second punching stripper plate insert downwards, and the second punching die sleeve is mounted on the lower die base through a die fixing base and is matched with the second punching punch; a punching punch of the second punching structure is matched with the second punching concave die sleeve, and a corresponding hole position is punched at the upper plane part of the workpiece;
the cutting and separating structure comprises a cutting and separating stripper plate insert, a cutting and separating punch and a cutting and separating knife edge, the cutting and separating stripper plate insert is installed below the stripper plate, the cutting and separating punch is installed below the upper die base and can penetrate through the stripper plate and the cutting and separating stripper plate insert downwards, and the cutting and separating knife edge is installed on the lower die base and is matched with the cutting and separating punch; and a cutting and separating punch of the cutting and separating structure is matched with a cutting and separating knife edge to separate the workpiece from the connecting bands on two sides to obtain a finished product of the automobile floor beam, and the separated connecting bands are cut into short strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121350049.1U CN215614470U (en) | 2021-06-17 | 2021-06-17 | Machining die for automobile bottom plate cross beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121350049.1U CN215614470U (en) | 2021-06-17 | 2021-06-17 | Machining die for automobile bottom plate cross beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215614470U true CN215614470U (en) | 2022-01-25 |
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ID=79944400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121350049.1U Active CN215614470U (en) | 2021-06-17 | 2021-06-17 | Machining die for automobile bottom plate cross beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215614470U (en) |
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2021
- 2021-06-17 CN CN202121350049.1U patent/CN215614470U/en active Active
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