CN217474600U - Automobile punching part side integer structure - Google Patents

Abstract

The utility model relates to an automobile punching part side integer structure, including last mould and lower mould, the top surface of going up the mould is provided with and supplies the forming table, the top surface of forming table is last profile, and the side is respectively the side profile with each limit one-to-one of buckling of stamping workpiece about this forming table, the bottom of lower mould is provided with presses the material piece, the bottom surface of pressing the material piece is down the profile, and press the left and right sides of material piece to be provided with integer sword piece relatively, the opposite face of each integer sword piece is respectively the integer knife face with the limit one-to-one of buckling of stamping workpiece, under the operating condition, press the lower profile compacting plate body of material piece, and each integer sword piece then respectively towards the corresponding side profile direction of forming table, from outer to the limit of buckling of compressing tightly the stamping workpiece up. The utility model discloses the integer of the integer knife face of utilizing each integer sword piece and the mating reaction that corresponds the side profile realizes the integer to the resilience face of stamping piece to the angle of buckling on each limit of buckling of stamping piece is adjusted simultaneously, in order to reach the qualified state of part size.

Description

Automobile punching part side integer structure

Technical Field

The utility model relates to an automobile chassis spare part processing field especially relates to an automobile punching part side integer structure.

Background

The plate stamping process is one of the main processing processes in the field of automobile manufacturing, and about 85 percent of automobile chassis parts need to be realized by adopting the stamping process. The automobile chassis parts have unique stamping manufacturing process by comprehensively considering factors such as manufacturing cost, the structure of parts, whole automobile assembly and strength. In recent years, high strength and light weight are taken as the leading factors, the design requirements on automobile chassis parts are higher and higher, the parts with flanges and holes are difficult to process, the common process cannot be realized, the mold structure is complicated, and the strength is poor. The spare part on limit needs adjust the face of buckling (resilience face) after the operation of bending in area to, when the angle of resilience face needs to be adjusted, need buckle again to the spare part and handle, improve the mould again after that, the face adjustment of kick-backing, troublesome poeration.

Disclosure of Invention

The utility model aims to solve the technical problem that a stamping workpiece side integer structure is provided to prior art, this structure can not only be to the adjustment of the resilience face of the limit spare part of buckling, but also can adjust the angle of buckling on the limit of buckling.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a side shaping structure of automobile stamping parts comprises a plate body and bending edges positioned at the left side and the right side of the plate body, and is characterized by comprising an upper die and a lower die, wherein the top surface of the upper die is provided with a forming table for buckling the stamping parts, the top surface of the forming table is an upper molded surface matched with the lower surface of the plate body of the stamping parts, the left side surface and the right side surface of the forming table are respectively side molded surfaces corresponding to the bending edges of the stamping parts one by one, the bottom of the lower die is provided with a material pressing block, the bottom surface of the material pressing block is a lower molded surface matched with the upper surface of the plate body of the stamping parts, the left side and the right side of the material pressing block are oppositely provided with shaping cutter blocks, the opposite surfaces of the shaping cutter blocks are respectively shaping cutter surfaces corresponding to the bending edges of the stamping parts one by one, and in a working state, the lower molded surfaces of the material pressing blocks tightly buckle the plate body arranged on the forming table, and each shaping cutter block obliquely upwards presses each bending edge of the stamping part from outside to inside towards the direction of the corresponding side profile of the forming table.

Further, the lower die also comprises lower driving blocks arranged at the left side and the right side of the forming table, the inner side of each lower driving block is respectively provided with a lower driving inclined surface which is inclined inwards from top to bottom, the upper die also comprises upper driving blocks arranged at the left side and the right side of the material pressing block, the outer side of each upper driving block is respectively provided with an upper driving inclined surface which is inclined inwards from top to bottom, the inner side of each upper driving block is respectively provided with the shaping cutter block, each upper driving inclined surface is respectively corresponding to and matched with the lower driving inclined surface one by one, and each upper driving inclined surface is respectively abutted against the corresponding lower driving inclined surface up and down in a working state,

and the upper driving blocks respectively extend vertically, the upper ends of the upper driving blocks are respectively connected to the upper die in a left-right rotating mode, the outer sides of the lower ends of the upper driving blocks are respectively provided with the upper driving inclined surfaces, the inner sides of the upper driving blocks are respectively recessed inwards to form mounting grooves, and the shaping cutter blocks are respectively embedded in the corresponding mounting grooves. Like this when each upper drive inclined plane respectively with the lower drive inclined plane of correspondence offset from top to bottom can drive respectively each upper drive piece and rotate inwards for last mould, and then make each shaping sword piece compress tightly the corresponding limit of buckling of stamping workpiece from top to bottom inwards, each limit of buckling is compressed tightly between corresponding shaping knife face and side profile, realizes resilience face adjustment and the angle modulation to each limit of buckling.

Further, the upper die comprises an upper seat and a lifting platform which is arranged below the upper seat and can lift up and down relative to the upper seat, a mounting gap extending up and down is reserved between the upper seat and the lifting platform all the time, the material pressing blocks are mounted on the bottom surface of the lifting platform, mounting holes corresponding to the upper driving blocks one by one are formed in the lifting platform in an up-and-down penetrating mode, the upper driving blocks penetrate through the corresponding mounting holes respectively, hinged seats corresponding to the upper driving blocks one by one are arranged on the bottom surface of the upper seat respectively, and the upper ends of the upper driving blocks are hinged to the corresponding hinged seats respectively. The lower molded surface on the material pressing block can be better matched with the upper molded surface on the forming table through the lifting table to press a stamping part, meanwhile, each upper driving block can be rotatably connected with the upper die through the hinge seat, the design of each mounting opening can realize the rotary connection between each upper driving block and the upper die on one hand, and on the other hand, each upper driving block can be limited to a certain extent relative to the rotation of the upper die.

Furthermore, each upper driving block is in front-back interference fit with the corresponding mounting opening and is in left-right clearance fit, in an initial state, each upper driving block is in a vertical state, the outer side face of each upper driving block abuts against the corresponding opening edge of the mounting opening, and in a working state, the inner side face of each upper driving block can abut against the corresponding opening edge of the mounting opening. Therefore, each mounting opening can better limit each upper driving block, each upper driving block can stably keep a vertical state under the non-working state, and each upper driving block can accurately rotate to a required angle under the working state.

Further, each articulated seat all includes the base and sets up the installation piece at this base front and back both ends, and the pivot that extends around is all installed to the upper end of each last drive block, and the up end of each last drive block is the arc surface that extends around, and the bottom surface of each base is sunken respectively upwards and forms the circular-arc guide groove with the upper end assorted of the last drive block that corresponds, and the upper end of each last drive block inlays respectively in the guide groove that corresponds, and the front and back end of the pivot of each last drive block wears respectively to link in the shaft hole that corresponds the installation piece. Therefore, the upper driving blocks can be stably hinged with the upper die, and the upper driving blocks can stably rotate under the matching action of the top surfaces of the upper driving blocks and the corresponding guide grooves.

Further, a through hole is formed in the plate body of the stamping part, a first positioning hole is formed in the upper molded surface of the forming table, a first positioning pin extending vertically is arranged on the lower molded surface of the pressing block, the through hole is vertically opposite to the first positioning hole in the working state, and the first positioning pin can penetrate through the through hole and penetrate into the first positioning hole. The stable positioning of the stamping part can be realized through the cooperation of the first positioning pin, the through hole in the stamping part and the first positioning hole.

Furthermore, the bottom of the lifting platform is provided with a second positioning pin which vertically extends, and the lower die is provided with a second positioning hole for the second positioning pin to penetrate through. The upper die and the lower die can be positioned through the cooperation between the second positioning pin and the second positioning hole, and then the accuracy of the adjustment of the rebound surface and the angle adjustment is ensured.

Furthermore, the two second positioning pins are respectively arranged on the left side and the right side of the material pressing block, and correspondingly, the two second positioning holes are in one-to-one correspondence with the second positioning pins. Thereby better positioning the upper die and the lower die.

Compared with the prior art, the utility model has the advantages of: the upper and lower compressing of the stamping part is realized through the upper and lower matching of the upper profile of the forming table and the lower profile of the pressing block, the bending edges of the stamping part are upwards compressed from outside to inside towards the corresponding side profile direction of the forming table through the shaping knife blocks on two sides, so that the shaping of the rebound surface of the stamping part is realized through the matching action of the shaping knife face of each shaping knife block and the corresponding side profile, and the bending angles of the bending edges of the stamping part can be adjusted simultaneously, so that the qualified state of the part size is reached.

Drawings

Fig. 1 is a schematic structural diagram (in an inoperative state) of a side reforming structure of an automobile stamping part in an embodiment of the present invention;

FIG. 2 is a sectional view (in operation) of a side reforming structure of an automobile stamping part according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a lower die according to an embodiment of the present invention;

fig. 4 is a schematic structural view of an upper die in the embodiment of the present invention;

fig. 5 is a cross-sectional view of an upper die in an embodiment of the present invention;

fig. 6 is a partial structure exploded view of the upper mold in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the disclosed embodiments of the invention may be oriented in different directions and the directional terms are intended to be illustrative and should not be construed as limiting, such as "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

As shown in fig. 1 to 6, an automobile stamping part side shaping structure includes a plate body 31 and bending edges 32 located at left and right sides of the plate body 31, wherein the plate body 31 is provided with a through hole 311. Further, the side shaping structure of the automobile stamping part comprises an upper die 1 and a lower die 2, wherein the top surface of the lower die 2 is provided with a forming table 21 for buckling the stamping part 3, the top surface of the forming table 21 is an upper profile 211 matched with the lower surface of the plate body 31 of the stamping part 3, the left side surface and the right side surface of the forming table 21 are respectively side profiles 212 corresponding to the bending edges 32 of the stamping part 3 one by one, the bottom of the lower die 2 is provided with a material pressing block 13, the bottom surface of the material pressing block 13 is a lower profile 131 matched with the upper surface of the plate body 31 of the stamping part 3, the left side and the right side of the material pressing block 13 are oppositely provided with shaping cutter blocks 14, the opposite surfaces of the shaping cutter blocks 14 are respectively shaping cutter surfaces 141 corresponding to the bending edges 32 of the stamping part 3 one by one, in an operating state, the lower profile 131 of the material pressing block 13 presses the plate body 31 buckled on the forming table 21, the shaping cutter blocks 14 press the bending edges 32 of the stamping part 3 obliquely upwards from outside to inside in the direction of the corresponding side profiles 212 of the forming table 21.

The utility model discloses in, the upper and lower cooperation of the lower profile 131 of last profile 211 through moulding platform 21 and pressure material piece 13 realizes compressing tightly stamping part 3 from top to bottom, correspond side profile 212 direction towards moulding platform 21 through both sides integer sword piece 14, each limit 32 of buckling that compresses tightly stamping part 3 from outside to inside up, thereby utilize the integer knife face 141 of each integer sword piece 14 and the mating reaction that corresponds side profile 212 to realize the integer of the resilience face to stamping part 3, and can adjust the angle of buckling on each limit of buckling of stamping part 3 simultaneously, in order to reach the qualified state of part size.

Further, the lower mold 2 further includes lower driving blocks 22 disposed on the left and right sides of the forming table 21, the inner sides of the lower driving blocks 22 respectively have lower driving inclined surfaces 221 inclined from top to bottom inward, the upper mold 1 further includes upper driving blocks 15 disposed on the left and right sides of the material pressing block 13, the outer sides of the upper driving blocks 15 respectively have upper driving inclined surfaces 151 inclined from top to bottom inward, the inner sides of the upper driving blocks 15 are respectively provided with the shaping cutter blocks 14, the upper driving inclined surfaces 151 respectively correspond to and match with the lower driving inclined surfaces 221 one by one, and in an operating state, the upper driving inclined surfaces 151 respectively abut against the corresponding lower driving inclined surfaces 221 up and down.

Still further, each of the upper driving blocks 15 extends vertically, the upper end of each of the upper driving blocks 15 is connected to the upper mold 1 in a left-right rotating manner, the outer side of the lower end of each of the upper driving blocks 15 is provided with the upper driving inclined surface 151, the inner side thereof is recessed inward to form a mounting groove 152, and each of the shaping cutter blocks 14 is fitted into the corresponding mounting groove 152. Thus, when each upper driving inclined surface 151 is respectively abutted against the corresponding lower driving inclined surface 221 up and down, each upper driving block 15 can be respectively driven to rotate inwards relative to the upper die 1, so that each shaping cutter block 14 is enabled to inwards press the corresponding bending edge 32 of the stamping part 3 from top to bottom, each bending edge 32 is pressed between the corresponding shaping cutter surface 141 and the side profile 212, and the rebound surface adjustment and the angle adjustment of each bending edge 32 are realized.

In this embodiment, the upper die 1 includes an upper seat 11 and a lifting platform 12 disposed below the upper seat 11 and capable of moving up and down relative to the upper seat 11, and a vertically extending mounting gap is always left between the upper seat 11 and the lifting platform 12, the material pressing block 13 is mounted on the bottom surface of the lifting platform 12, mounting openings 122 corresponding to the upper driving blocks 15 are vertically penetrated through the lifting platform 12, the upper driving blocks 15 are respectively inserted into the corresponding mounting openings 122, hinge seats 16 corresponding to the upper driving blocks 15 are respectively disposed on the bottom surface of the upper seat 11, and the upper ends of the upper driving blocks 15 are respectively hinged to the corresponding hinge seats 16. The lower profile 131 on the material pressing block 13 can be better matched with the upper profile 211 on the forming table 21 through the lifting table 12 to press the stamping part 3, meanwhile, each upper driving block 15 can be rotatably connected with the upper die 1 through the hinge seat 16, and the design of each mounting opening 122 can realize the rotatable connection between each upper driving block 15 and the upper die 1 on one hand and can limit the rotation of each upper driving block 15 relative to the upper die 1 on the other hand. Preferably, each of the upper driving blocks 15 is in a front-and-back interference fit with the corresponding mounting opening 122 and is in a left-and-right clearance fit, and in an initial state, each of the upper driving blocks 15 is in a vertical state, and an outer side surface of each of the upper driving blocks 15 abuts against a corresponding opening edge of the mounting opening 122, and in an operating state, an inner side surface of each of the upper driving blocks 15 abuts against a corresponding opening edge of the mounting opening 122, so that each of the mounting openings 122 can better limit each of the upper driving blocks 15, each of the upper driving blocks 15 can stably maintain a vertical state in an inoperative state, and can accurately rotate to a required angle in the operating state. In this embodiment, the lower mold 2 includes a lower seat 20, and the forming table 21 and the lower driving blocks 22 are disposed on the top surface of the lower seat 20. In addition, the bottom surface of the lifting table 12 is upwardly recessed to form a mounting groove 121 for mounting the material pressing block 13.

Specifically, in this embodiment, each of the hinge bases 16 includes a base 161 and mounting blocks 162 disposed at front and rear ends of the base 161, a rotating shaft 17 extending forward and rearward is mounted at an upper end of each upper driving block 15, an upper end surface of each upper driving block 15 is an arc surface extending forward and rearward, a bottom surface of each base 161 is recessed upward to form an arc-shaped guide groove 1611 matched with an upper end of the corresponding upper driving block 15, an upper end of each upper driving block 15 is embedded in the corresponding guide groove 1611, and front and rear ends of the rotating shaft 17 of each upper driving block 15 are respectively connected to shaft holes of the corresponding mounting blocks 162, so that each upper driving block 15 can be stably hinged to the upper mold 1, and each upper driving block 15 can be stably rotated by cooperation between a top surface of each upper driving block 15 and the corresponding guide groove 1611.

In this embodiment, the upper mold surface 211 of the forming table 21 is provided with a first positioning hole 23, the lower mold surface 131 of the material pressing block 13 is provided with a first positioning pin 19 extending vertically, in an operating state, the through hole 311 is aligned with the first positioning hole 23, and the first positioning pin 19 can penetrate through the through hole 311 and penetrate into the first positioning hole 23. The stable positioning of the stamping part 3 can be realized through the cooperation of the first positioning pin 19, the through hole 311 on the stamping part 3 and the first positioning hole 23. Further, the bottom of above-mentioned elevating platform 12 is provided with vertical extension's second locating pin 18, and sets up the second locating hole 24 that supplies this second locating pin 18 to penetrate on above-mentioned lower mould 2, can fix a position between last mould 1 and the lower mould 2 through the mating reaction between second locating pin 18 and the second locating hole 24, and then guarantees the accuracy nature of resilience face adjustment and angle adjustment. Preferably, in this embodiment, two second positioning pins 18 are respectively disposed on the left and right sides of the swage block 13, and correspondingly, two second positioning holes 24 are also corresponding to the second positioning pins 18 one by one, so as to better position the upper die 1 and the lower die 2.

Claims (8)

1. A kind of automobile stamping workpiece side integer structure, this stamping workpiece (3) includes the plate body (31) and locates at the bending edge (32) of the left and right sides of this plate body (31), characterized by, including upper die (1) and lower die (2), wherein, the top surface of this lower die (2) has forming table (21) for the above-mentioned stamping workpiece (3) buckles, the top surface of this forming table (21) is the upper profile (211) assorted with the plate body (31) lower surface of the above-mentioned stamping workpiece (3), and the left and right sides of this forming table (21) are the side profile (212) corresponding to each bending edge (32) of the stamping workpiece (3) one-to-one respectively, there are swage blocks (13) at the bottom of the above-mentioned upper die (1), the bottom surface of this swage block (13) is the lower profile (131) assorted with the plate body (31) upper surface of the above-mentioned stamping workpiece (3), and the left and right sides of this swage block (13) are relatively provided with integer cutter block (14), the opposite surfaces of the shaping cutter blocks (14) are respectively shaping cutter surfaces (141) which are in one-to-one correspondence with the bending edges (32) of the stamping part (3), in a working state, the lower profile (131) of the pressing block (13) compresses a plate body (31) of the stamping part (3) buckled on the forming table (21), and the shaping cutter blocks (14) are respectively inclined upwards towards the corresponding side profile (212) direction of the forming table (21) from outside to inside to compress the bending edges (32) of the stamping part (3).

2. A side reforming structure of an automobile punching part according to claim 1, wherein said lower die (2) further comprises lower driving blocks (22) provided on both left and right sides of said forming table (21), the inner sides of each lower driving block (22) having lower driving slopes (221) inclined inward from top to bottom, the upper die (1) also comprises upper driving blocks (15) arranged at the left side and the right side of the material pressing block (13), the outer side of each upper driving block (15) is respectively provided with an upper driving inclined plane (151) which is inclined inwards from top to bottom, the inner sides of the upper driving blocks (15) are respectively provided with the shaping cutter block (14), and each upper driving inclined plane (151) is respectively corresponding to and matched with the lower driving inclined plane (221) one by one, each upper driving inclined plane (151) is respectively abutted against the corresponding lower driving inclined plane (221) up and down,

and each upper driving block (15) extends vertically, the upper end of each upper driving block (15) is connected to the upper die (1) in a left-right rotating mode, the outer side of the lower end of each upper driving block (15) is provided with the upper driving inclined surface (151), the inner side of each upper driving block is recessed inwards to form a mounting groove (152), and each shaping cutter block (14) is embedded in the corresponding mounting groove (152).

3. The automobile stamping part side shaping structure as recited in claim 2, characterized in that the upper die (1) comprises an upper seat (11) and a lifting platform (12) which is arranged below the upper seat (11) and can be lifted up and down relative to the upper seat (11), a mounting gap which extends up and down is always reserved between the upper seat (11) and the lifting platform (12), the material pressing blocks (13) are mounted on the bottom surface of the lifting platform (12), mounting openings (122) which correspond to the upper driving blocks (15) one by one are arranged on the lifting platform (12) up and down in a penetrating manner, the upper driving blocks (15) are respectively arranged in the corresponding mounting openings (122), hinged seats (16) which correspond to the upper driving blocks (15) one by one are respectively arranged on the bottom surface of the upper seat (11), and the upper ends of the upper driving blocks (15) are respectively hinged on the corresponding hinged seats (16).

4. A side reforming structure for automobile stampings, according to claim 3, characterized in that each of said upper driving blocks (15) is in front-to-back interference fit with the corresponding mounting opening (122) with a left-to-right clearance fit, and in the initial state, each of said upper driving blocks (15) is in the vertical state, and the outer side face of each of said upper driving blocks (15) is against the corresponding opening edge of the mounting opening (122), and in the working state, the inner side face of each of said upper driving blocks (15) can be against the corresponding opening edge of the mounting opening (122).

5. A stamping workpiece side shaping structure as claimed in claim 3, characterized in that each hinge seat (16) comprises a base (161) and mounting blocks (162) arranged at the front and rear ends of the base (161), the upper end of each upper driving block (15) is provided with a rotating shaft (17) extending forwards and backwards, the upper end surface of each upper driving block (15) is an arc surface extending forwards and backwards, the bottom surface of each base (161) is respectively recessed upwards to form an arc-shaped guide groove (1611) matched with the upper end of the corresponding upper driving block (15), the upper end of each upper driving block (15) is respectively embedded in the corresponding guide groove (1611), and the front and rear ends of the rotating shaft (17) of each upper driving block (15) are respectively connected in the shaft holes of the corresponding mounting blocks (162) in a penetrating manner.

6. A vehicle stamping workpiece side profiling structure as claimed in any one of claims 1 to 5, characterised in that the plate body (31) of the stamping workpiece (3) is provided with a through hole (311), the upper profile (211) of the forming table (21) is provided with a first locating hole (23), the lower profile (131) of the die block (13) is provided with a first locating pin (19) extending vertically, in an operating state, the through hole (311) is aligned with the first locating hole (23) vertically, and the first locating pin (19) can pass through the through hole (311) and penetrate into the first locating hole (23).

7. The automobile stamping part side reforming structure as defined in any one of claims 3 to 5, characterized in that a second positioning pin (18) extending vertically is arranged at the bottom of the lifting platform (12), and a second positioning hole (24) for the second positioning pin (18) to penetrate is formed on the lower die (2).

8. The automobile punch side reforming structure as defined in claim 7, wherein said second positioning pins (18) are two and provided on the left and right sides of said swage block (13), respectively, and correspondingly, said second positioning holes (24) are also two and correspond one-to-one to said second positioning pins (18).

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