CN114535407A

CN114535407A - Modularization assembly's dysmorphism sheet metal stamping die

Info

Publication number: CN114535407A
Application number: CN202210210940.8A
Authority: CN
Inventors: 许皖峰; 漆忠义
Original assignee: Chengdu Canling Technology Co ltd
Current assignee: Chengdu Canling Technology Co ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-05-27

Abstract

The invention discloses a modular assembled special-shaped sheet metal stamping die, which belongs to the technical field of stamping dies and comprises an upper die base and a lower die base, wherein the upper die base and the lower die base are in transmission connection, a bottom plate is fixedly arranged at the bottom of the lower die base, transmission linear modules are arranged on two sides of the top of the bottom plate in a transmission mode, and a butting mechanism is fixedly arranged at the top of each transmission linear module. According to the invention, the transmission rod pressed by the abutting mechanism can drive the abutting ball on one side to move towards the inner side of the guide seat, the abutting ball moves to drive the guide rod to move towards the guide through groove on one side far away from the abutting plate when contacting with the abutting plate, the guide rod moves to drive the front end special-shaped convex module to adjust the relative offset angle position in the lower die seat, the abutting guide directions of the abutting plate can be quickly adjusted under the cooperation of the multiple groups of guide through grooves, the guide seat capable of being rotationally adjusted and the abutting plate, the guide adjustment of different azimuth angles of the special-shaped convex module is met, and the punching adaptability is improved.

Description

Modularization assembly's dysmorphism sheet metal stamping die

Technical Field

The invention belongs to the technical field of stamping dies, and particularly relates to a modular assembly special-shaped sheet metal stamping die.

Background

The sheet metal stamping is a process for performing cold machining on a metal sheet, corresponding holes are punched through stamping to realize functions of installation and the like, and due to the fact that the number of special shapes of parts is increased gradually, different stamping dies are needed to adapt to the convenience of punching position directions, and machining efficiency is affected;

the invention with Chinese patent document publication No. CN104722638B discloses a stamping die and a special-shaped male die switching device thereof, wherein the latter comprises an air cylinder fixed on an upper die holder, a sliding block is arranged at the telescopic end of the air cylinder, when the sliding block is positioned at a first limit position far away from the fixed end of the air cylinder, the sliding block blocks the end surface of the special-shaped male die, and when the sliding block is positioned at a middle position, the sliding block avoids the end surface of the special-shaped male die; the special-shaped male die also comprises a control plate which is rotatably arranged on the upper die base, the control plate comprises a transverse plate and a vertical plate which forms an acute angle with the transverse plate, one end of the transverse plate, which is far away from the vertical plate, is fixed on the special-shaped male die, and the rotating center of the control plate is the intersection of the transverse plate and the vertical plate; a notch is formed in the sliding block, and when the sliding block is located at the middle position, the vertical plate is clamped in the notch; the stroke of the slide block along the extension direction is larger than the distance between the first extreme position and the middle position. The on-line switching of the special-shaped male dies is realized through the special-shaped male die switching device, and the switching between the working state and the non-working state of the special-shaped male dies is realized without stopping a production line;

however, although this solution can realize fast switching of the operating state, the following technical drawbacks exist:

1. the special-shaped male die is moved by the control plate, but the special-shaped male die advances in a single axial direction, so that the advancing angle is limited, namely the problem that the punching position adjustment of the special-shaped male die has certain limitation in the prior art is solved;

2. the special-shaped male die is ejected through the control plate with a fixed angle, the positioning position and the angle are influenced by the movement limit position of the rear side air cylinder, so that the projection angle of the special-shaped male die is inconvenient to adjust, and the adjustment precision of the special-shaped male die in the stamping process is influenced.

Therefore, a need exists for a stamping die capable of adapting to the regulation and control of stamping of different sheet metal part special-shaped hole angles.

Disclosure of Invention

The invention aims to: the special-shaped sheet metal stamping die is assembled in a modularized mode in order to solve the problem that the special-shaped male die has certain limitation in punching position adjustment.

In order to achieve the purpose, the invention adopts the following technical scheme:

a special-shaped sheet metal stamping die assembled in a modularized mode comprises an upper die base and a lower die base, wherein the upper die base is in transmission connection with the lower die base, a bottom plate is fixedly installed at the bottom of the lower die base, transmission linear modules are installed on two sides of the top of the bottom plate in a transmission mode, a butting mechanism is fixedly installed at the top of each transmission linear module, transmission mechanisms are fixedly installed at the two sides of the inner cavity of the lower die base and corresponding to one side of each butting mechanism, a plurality of guide mechanisms used for guiding the butting direction are fixedly installed on one side of each transmission mechanism, and a special-shaped convex module is fixedly installed on one side of each guide mechanism;

the guide mechanism comprises a guide plate, one side of the guide plate is connected with a guide seat in a rotating mode through a bearing, a guide through groove is formed in one side of the guide seat, one side of an inner cavity of the guide through groove is connected with a butt joint plate in an adjustable mode through a pin shaft, one side of the butt joint plate is attached with a butt joint ball, one side of the butt joint ball is fixedly connected with a guide rod, a mounting groove seat is fixedly connected with one side of the guide rod, the mounting groove seat is movably inserted into one side of the special-shaped convex module, a conducting rod is connected to one side of the butt joint ball in a butt mode, the conducting rod is inserted into the inner side of the transmission mechanism, a plurality of guide grooves used for guiding the trend of the special-shaped convex module are formed in one side of the guide plate, and the diameter of the inner cavity of each guide groove is equal to the diameter of the guide rod.

As a further description of the above technical solution:

the cross section of the inner cavity of the mounting groove seat is T-shaped, a T-shaped mounting block is fixedly mounted at the rear side of the special-shaped convex module, the special-shaped convex module is connected into the mounting groove seat in an inserting mode through the mounting block, and the inserting direction of the mounting groove seat is perpendicular to the stamping direction of the upper die seat.

As a further description of the above technical solution:

the guiding mechanism further comprises a mounting seat, the mounting seat is fixedly connected with one side of the outer wall of the guiding seat, one side of the inner cavity of the mounting seat and one side of the butt plate, far away from the butt joint ball, are fixedly connected with hinged blocks, and fixedly connected with electric push rods used for controlling the relative expansion angles of the butt plate between the hinged blocks at the two sides.

As a further description of the above technical solution:

the butt ball tail end guide rod is fixedly provided with an assembly limiting ring, and the assembly limiting ring is attached to one side of the transmission rod.

As a further description of the above technical solution:

drive mechanism is including the transmission frame, transmission frame fixed mounting is at the die holder inner chamber, transmission frame one side fixed mounting is connected with the supporting seat that multiunit and front end guide seat axle center correspond, the cell body that corresponds with the guide way is seted up to supporting seat one side, and supporting seat inner chamber cell body one side fixedly connected with telescopic link, telescopic link other end fixedly connected with butt arc board, the butt arc board is laminated with conduction pole one side mutually, telescopic link lateral wall cover is equipped with the spring, the spring both ends correspond position fixed connection with butt arc board and supporting seat inner chamber cell body one side respectively.

As a further description of the above technical solution:

the butt mechanism includes the butt backup pad, butt backup pad fixed mounting is at transmission sharp module lead screw seat top, butt backup pad top can be dismantled and be connected with the extrusion piece that multiunit and conduction pole are corresponding.

As a further description of the above technical solution:

the multi-unit assembly sliding groove is formed in the top of the abutting supporting plate, an assembly sliding block is connected to an inner cavity of the assembly sliding groove in a sliding mode, and one side of the assembly sliding block is fixedly connected with one side of the extrusion block.

As a further description of the above technical solution:

the assembly slide block is characterized in that positioning grooves are fixedly connected to two sides of the bottom of the assembly slide block, and assembly rods are fixedly connected to two sides of the top of the assembly slide block.

As a further description of the above technical solution:

the top of the butt supporting plate is fixedly connected with an assembly seat, and an inner cavity of the assembly seat is fixedly connected with one side of the assembly rod through a bolt for limiting.

As a further description of the above technical solution:

the cross section shapes of the inner cavity of the assembling chute and the assembling sliding block are both T-shaped, and the width of the inner cavity of the assembling chute is equal to that of the assembling sliding block.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, through the designed abutting mechanism and the designed guide mechanism, the rear abutting mechanism can drive the guide rod to press the front guide mechanism to drive the special-shaped convex module to unfold under the transmission action of the bottom side transmission linear module, the transmission rod pressed by the abutting mechanism can drive one side abutting ball to move towards the inner side of the guide seat, the abutting ball moves to drive the guide rod to move towards the guide through groove far away from one side of the abutting plate when contacting with the abutting plate, the guide rod moves to drive the front end special-shaped convex module to adjust the relative offset angle position in the lower die seat, the abutting guide directions of the abutting plate can be rapidly adjusted under the cooperation of the multiple groups of guide through grooves, the guide seats capable of being rotationally adjusted and the abutting plate, the guide adjustment of different azimuth angles of the special-shaped convex module is met, and the punching adaptability is improved.

2. According to the invention, through the designed transmission mechanism, the electric push rod can rotate around the bottom side of the butting plate through the hinge block on one side to push the butting plate to rotate in the guide through groove through the pin shaft on the bottom side, the contact area between the butting plate and the butting ball can be adjusted after the butting plate rotates, at the moment, the butting ball is fully attached to the butting plate, the advancing depth of the butting ball, the guide rod and the front-end special-shaped convex module can be changed through adjusting the angle of the butting plate, the unfolding position of the special-shaped convex module at a corresponding angle can be adjusted through controlling the angle of the butting plate, the regulation and control of the hole depth angle of a special-shaped hole during stamping of a special-shaped hole of a sheet metal part can be met, the advancing depth of the special-shaped convex module can be adjusted and controlled without disassembling a lower die holder, and the multi-mode regulation and control treatment of the sheet metal part can be met.

3. According to the invention, through the designed extrusion block and the butt support plate, when the bottom side transmission linear module moves, the top butt support plate can be driven to move towards one side of the support seat, the butt support plate can move to drive the extrusion block on one side to be in contact with the tail end of the conduction rod, so that the assembly control of the extrusion block on one side of the butt support plate can be controlled through the transmission connection of the guide rod, the expansion of the special-shaped convex module can be conveniently controlled, the assembly slide block can be controlled in the extension assembly in the assembly sliding groove through the sequential assembly of the assembly rod on one side and the bottom side positioning groove, the processing adaptability of a special-shaped hole in the stamping process of the special-shaped plate can be fully adjusted through the assembly slide block in the modularized assembly, the compression extension depth can be controlled through replacing the extrusion blocks with different depths, and the processing adjustment requirement on the front-end special-shaped convex module is met.

Drawings

Fig. 1 is a schematic overall structure diagram of a modularly assembled profiled sheet metal stamping die according to the present invention;

fig. 2 is a schematic view of a disassembled structure of a modular assembled profiled sheet metal stamping die according to the present invention;

FIG. 3 is a schematic structural view of a guiding mechanism of a modularly assembled profiled sheet metal stamping die according to the present invention;

fig. 4 is a schematic view of another angle structure of the guiding mechanism of the modularly assembled profiled sheet metal stamping die according to the present invention;

FIG. 5 is a schematic perspective view of an abutting mechanism of a modular assembly special-shaped sheet metal stamping die according to the present invention;

FIG. 6 is a schematic view of an assembly structure of a support seat of a modular assembly special-shaped sheet metal stamping die according to the present invention;

FIG. 7 is a schematic view of an assembly structure of a guiding mechanism of a modularly assembled profiled sheet metal stamping die according to the present invention;

fig. 8 is a schematic view of a split structure of a guide mechanism of a modularly assembled profiled sheet metal stamping die according to the present invention;

FIG. 9 is a schematic view of an abutting mechanism assembly structure of a modular assembly deformed sheet metal stamping die according to the present invention;

fig. 10 is another angle structure diagram of the modularly assembled profiled sheet metal stamping die according to the present invention.

Illustration of the drawings:

1. an upper die holder; 2. a lower die holder; 3. a base plate; 4. an abutting mechanism; 401. abutting against the supporting plate; 402. assembling a chute; 403. assembling a sliding block; 404. extruding the block; 405. assembling a rod; 406. assembling a seat; 5. a transmission mechanism; 501. a transmission frame; 502. a supporting seat; 503. a telescopic rod; 504. a spring; 505. abutting against the arc plate; 6. a guide mechanism; 601. a guide plate; 602. a guide seat; 603. a guide groove; 604. abutting the ball; 605. assembling a limiting ring; 606. a butt joint plate; 607. a guide through groove; 608. a mounting seat; 609. an electric push rod; 610. a hinged block; 611. installing a groove seat; 7. a transmission linear module; 8. a conductive rod; 9. the special-shaped convex module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: a special-shaped sheet metal stamping die assembled in a modularized mode comprises an upper die holder 1 and a lower die holder 2, wherein the upper die holder 1 is in transmission connection with the lower die holder 2, a bottom plate 3 is fixedly installed at the bottom of the lower die holder 2, transmission linear modules 7 are installed on two sides of the top of the bottom plate 3 in a transmission mode, a butting mechanism 4 is fixedly installed at the top of each transmission linear module 7, transmission mechanisms 5 are fixedly installed at positions, corresponding to one sides of the butting mechanisms 4, of two sides of the inner cavity of the lower die holder 2, one side of each transmission mechanism 5 is fixedly provided with a plurality of guide mechanisms 6 used for guiding the butting direction, and a special-shaped convex module 9 is fixedly installed on one side of each guide mechanism 6;

the guide mechanism 6 comprises a guide plate 601, one side of the guide plate 601 is rotatably connected with a guide seat 602 through a bearing, one side of the guide seat 602 is provided with a guide through groove 607, one side of the inner cavity of the guide through groove 607 is adjustably connected with a butting plate 606 through a pin shaft, one side of the butting plate 606 is jointed with a butting ball 604, one side of the butting ball 604 is fixedly connected with a guide rod, one side of the guide rod is fixedly connected with a mounting groove seat 611, the mounting groove seat 611 is movably inserted into one side of the special-shaped convex module 9, one side of the butting ball 604 is abutted with a conducting rod 8, the conducting rod 8 is inserted into the inner side of the transmission mechanism 5, one side of the guide plate 601 is provided with a plurality of guide grooves 603 for guiding the trend of the special-shaped convex module 9, the diameter of the inner cavity of the guide grooves 603 is equal to the diameter of the guide rod, the cross section of the inner cavity of the mounting groove seat 611 is in a T shape, and a T-shaped mounting block is fixedly mounted at the rear side of the special-shaped convex module 9, the special-shaped male module 9 is inserted and connected in the installation groove seat 611 through the installation block, and the insertion direction of the installation groove seat 611 is perpendicular to the stamping direction of the upper die seat 1.

The implementation mode is specifically as follows: when the special-shaped plate needs to be punched, the special-shaped convex module 9 can be arranged in the guide groove 603 and the guide seat 602, the rear-side abutting mechanism 4 can drive the guide rod to press the front-side guide mechanism 6 to drive the special-shaped convex module 9 to unfold under the transmission action of the bottom-side transmission linear module 7, and after the special-shaped convex module 9 is extruded into the inner cavity of the lower die holder 2, the punching tool of the upper die holder 1 can punch out a special-shaped groove hole under the abutting limiting action of the special-shaped convex module 9, when the extending position of the special-shaped convex module 9 needs to be adjusted, the transmission rod pressed by the abutting mechanism 4 can drive the abutting ball 604 to move towards the inner side of the guide seat 602, when the abutting ball 604 moves to be in contact with the abutting plate 606, the abutting ball 604 can drive the abutting ball 604 and the guide rod to move towards the guide through groove 607 far from the abutting plate 606 under the inclined abutting action of the abutting plate 606, the guide rod can drive the front-end convex module 9 to adjust the relative offset angle position in the lower die holder 2 by the guide rod movement, thereby, the abutting guide direction of the abutting plate 606 can be quickly adjusted under the coordination of a plurality of groups of guide through grooves 607, the guide seat 602 capable of rotating and adjusting the direction and the abutting plate 606, the guide adjustment of different direction angles of the special-shaped convex module 9 is met, the multi-reverse full adjustment of the special-shaped punching position of the sheet metal part can be carried out, the punching adaptability is improved, the orientation position can be quickly adjusted only by screwing the guide seat 602, the positioning and adjusting direction has higher stability under the limiting action of the guide through grooves 607, the maintenance and treatment difficulty can be effectively reduced, through the designed abutting ball 604, the abutting ball 604 can realize full abutting of the abutting plate 606 in different directions through the spherical outer wall, full attaching with the abutting plate 606 after angle adjustment is realized, the transmission stability is improved, the special-shaped convex module 9 can be quickly installed through the installation block, the assembling position of the T-shaped convex module 9 can be in a vertical state with the punching angle through insertion connection, the transmission of the stamping force to the rear side abutting mechanism 4 and the transmission mechanism 5 is reduced, and the stamping abutting stability is improved.

Referring to fig. 3-4 and 7-8, the guiding mechanism 6 further includes a mounting seat 608, the mounting seat 608 is fixedly connected to one side of the outer wall of the guiding seat 602, both one side of the inner cavity of the mounting seat 608 and one side of the abutting plate 606 away from the abutting ball 604 are fixedly connected to hinge blocks 610, an electric push rod 609 for controlling the relative expansion angle of the abutting plate 606 is fixedly connected between the hinge blocks 610 at both sides, an assembly limit ring 605 is fixedly installed on a guide rod at the end of the abutting ball 604, the assembly limit ring 605 is attached to one side of the transmission rod, the transmission mechanism 5 includes a transmission frame 501, the transmission frame 501 is fixedly installed in the inner cavity of the lower die holder 2, one side of the transmission frame 501 is fixedly installed and connected to a plurality of sets of supporting seats 502 corresponding to the axis of the front end guiding seat 602, one side of the supporting seat 502 is provided with a groove body corresponding to the guiding groove 603, and one side of the groove body of the supporting seat 502 is fixedly connected to an expansion rod 503, the other end of the telescopic rod 503 is fixedly connected with a butt arc plate 505, the butt arc plate 505 is attached to one side of the conducting rod 8, a spring 504 is sleeved on the outer side wall of the telescopic rod 503, and two ends of the spring 504 are fixedly connected with the butt arc plate 505 and one side of an inner cavity groove body of the supporting seat 502 in a corresponding position respectively.

The implementation mode is specifically as follows: during stamping, the working extension of the electric push rod 609 can be controlled, the electric push rod 609 can be extended to rotate around the bottom side of the abutting plate 606 through the hinge block 610 on one side, the hinge block 610 can push the abutting plate 606 to rotate in the guide through groove 607 through the bottom side pin shaft while rotating around the abutting plate 606, the contact area between the rotated abutting plate 606 and the abutting ball 604 can be adjusted through the rotated abutting plate 606, at the moment, after the abutting ball 604 is fully attached to the abutting plate 606, the angle adjustment of the abutting plate 606 can change the advancing depth of the abutting ball 604, the guide rod and the front end special-shaped convex module 9, the unfolding position of the special-shaped convex module 9 at a corresponding angle can be adjusted through the angle control of the abutting plate 606, the regulation and control of the depth angle of the special-shaped hole during stamping of the special-shaped hole of the sheet metal part can be satisfied, the advancing depth of the special-shaped convex module 9 can be adjusted and controlled without disassembling the lower die holder 2, the multi-die regulation and control treatment of the sheet metal part can be satisfied, when the abutting ball 604 moves in the guide through groove 607, the transmission rod can be driven to move transversely under the limiting action of the rear assembly limiting ring 605, the transmission rod can move to press one side of the abutting arc plate 505 to slide in the inner cavity of the supporting seat 502, the abutting arc plate 505 can improve the moving stability of the transmission rod under the elastic supporting action of the telescopic rod 503 and the spring 504, and the sufficient transmission of the pressing force of the rear extrusion block 404 is ensured.

Referring to fig. 2, 5 and 9, the abutting mechanism 4 includes an abutting support plate 401, the abutting support plate 401 is fixedly installed on the top of a screw rod seat of a transmission linear module 7, a plurality of sets of extrusion blocks 404 corresponding to a transmission rod 8 are detachably connected to the top of the abutting support plate 401, a plurality of sets of assembling sliding grooves 402 are formed in the top of the abutting support plate 401, an assembling slide block 403 is slidably connected to an inner cavity of the assembling sliding groove 402, one side of the assembling slide block 403 is fixedly connected to one side of the extrusion block 404, positioning grooves are fixedly connected to two sides of the bottom of the assembling slide block 403, assembling rods 405 are fixedly connected to two sides of the top of the assembling slide block 403, an assembling seat 406 is fixedly connected to the top of the abutting support plate 401, an inner cavity of the assembling seat 406 is fixedly connected to one side of the assembling rod 405 through bolts for limiting, cross-sectional shapes of the inner cavity of the assembling sliding groove 402 and the assembling slide block 403 are both T-shaped, the width of the inner cavity of the assembly chute 402 is equal to the width of the assembly slide 403.

The implementation mode is specifically as follows: through the designed extrusion block 404 and the butt support plate 401, when the bottom side transmission linear module 7 moves, the top butt support plate 401 can be driven to move towards one side of the support seat 502, the butt support plate 401 moves to drive the extrusion block 404 at one side to contact with the tail end of the conduction rod 8, so that the assembly control of the extrusion block 404 at one side of the butt support plate 401 can be controlled to be in transmission connection with the guide rod, the expansion of the special-shaped convex module 9 is controlled conveniently, the assembly slide block 403 can control the support strength in the assembly chute 402 through the sequential assembly of the assembly rod 405 at one side and the bottom side positioning groove, the treatment adaptability of a special-shaped hole in the stamping of the special-shaped plate can be fully adjusted through the assembly slide block 403 in modular assembly, the compression depth can be controlled through replacing the extrusion blocks 404 with different depths, the treatment adjustment requirement on the special-shaped convex module 9 at the front end is met, and the cross section shape of the extrusion block 404 is circular, can guarantee to shift the axial butt of conduction pole 8, effectively improve the stability of pressure conduction.

The working principle is as follows: when the special-shaped plate needs to be punched, when the bottom side transmission linear module 7 moves, the top abutting support plate 401 is driven to move towards one side of the support seat 502, the abutting support plate 401 moves to drive the extrusion block 404 at one side to contact with the tail end of the transmission rod 8, the special-shaped convex module 9 is arranged in the guide groove 603 and the guide seat 602, the rear abutting mechanism 4 drives the guide rod to press the front side guide mechanism 6 to drive the special-shaped convex module 9 to unfold under the transmission action of the bottom side transmission linear module 7, after the special-shaped convex module 9 is extruded to the inner cavity of the lower die seat 2, the punching tool of the upper die seat 1 punches out a special-shaped groove hole under the abutting limiting action of the special-shaped convex module 9, the transmission rod pressed by the abutting mechanism 4 drives the abutting ball 604 at one side to move towards the inner side of the guide seat 602, when the abutting ball 604 moves to contact with the abutting plate 606, the abutting ball 604 drives the abutting ball 604 under the inclined abutting action of the abutting plate 606 to move towards the guide rod to move towards the guide groove 607 far away from one side of the abutting plate 606, the guide rod moves to drive the front end special-shaped convex module 9 to adjust the relative offset angle position in the lower die holder 2, the abutting guide direction of the abutting plate 606 is adjusted under the matching of the plurality of groups of guide through grooves 607, the guide seat 602 capable of rotating and adjusting the direction and the abutting plate 606, after the angle adjustment, the driving mechanism connected with the top of the upper die holder 1 drives the stamping tool at the bottom side of the upper die holder 1 to press a sheet metal part downwards into the lower die holder 2, the special-shaped convex module 9 and the sheet metal part form a special-shaped hole after being supported, the stamped sheet metal part is blanked through an external blanking mechanism, and the stamping is finished;

during punching, by controlling the working elongation of the electric push rod 609, the electric push rod 609 is elongated to rotate around the bottom side of the abutting plate 606 through the hinge block 610 on one side, the hinge block 610 rotates around the abutting plate 606 and simultaneously pushes the abutting plate 606 to rotate in the guide through groove 607 through the bottom side pin shaft, the contact area between the rotated abutting plate 606 and the abutting ball 604 is adjusted, at this time, after the abutting ball 604 is fully abutted against the abutting plate 606, the adjustment of the angle of the abutment plate 606 changes the advancing depth of the abutment ball 604, the guide bar and the front end heteromorphic male module 9, the spread position of the special-shaped convex module 9 at the corresponding angle is adjusted through the angle control of the abutting plate 606, when the abutting ball 604 moves in the guiding through groove 607, the driving rod is driven to move transversely under the limiting action of the rear-side assembling limiting ring 605, the abutting arc plate 505 on one side of the driving rod moving and pressing slides in the inner cavity of the supporting seat 502, and the abutting arc plate 505 supports the driving rod when moving through the elastic force of the telescopic rod 503 and the spring 504.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The special-shaped sheet metal stamping die is characterized in that a bottom plate (3) is fixedly mounted at the bottom of the lower die base (2), transmission linear modules (7) are mounted on two sides of the top of the bottom plate (3) in a transmission mode, a butting mechanism (4) is fixedly mounted at the top of each transmission linear module (7), transmission mechanisms (5) are fixedly mounted on two sides of the inner cavity of the lower die base (2) and corresponding positions of one sides of the butting mechanisms (4), a plurality of guide mechanisms (6) used for guiding the butting direction are fixedly mounted on one sides of the transmission mechanisms (5), and special-shaped convex modules (9) are fixedly mounted on one sides of the guide mechanisms (6);

the guide mechanism (6) comprises a guide plate (601), one side of the guide plate (601) is rotatably connected with a guide seat (602) through a bearing, one side of the guide seat (602) is provided with a guide through groove (607), one side of an inner cavity of the guide through groove (607) is adjustably connected with a butt joint plate (606) through a pin shaft, one side of the butt joint plate (606) is jointed with a butt joint ball (604), one side of the butt joint ball (604) is fixedly connected with a guide rod, one side of the guide rod is fixedly connected with a mounting groove seat (611), the mounting groove seat (611) is movably inserted into one side of the special-shaped convex module (9), one side of the butt joint ball (604) is abutted with a conduction rod (8), the conduction rod (8) is inserted into the inner side of the transmission mechanism (5), one side of the guide plate (601) is provided with a plurality of guide grooves (603) for guiding the direction of the special-shaped convex module (9), the diameter of the inner cavity of the guide groove (603) is equal to that of the guide rod.

2. The special-shaped sheet metal stamping die for modular assembly according to claim 1, wherein the cross section of the inner cavity of the installation groove seat (611) is in a T shape, a T-shaped installation block is fixedly installed at the rear side of the special-shaped male module (9), the special-shaped male module (9) is inserted and connected in the installation groove seat (611) through the installation block, and the insertion direction of the installation groove seat (611) is perpendicular to the stamping direction of the upper die holder (1).

3. The special-shaped sheet metal stamping die for modular assembly according to claim 1, wherein the guide mechanism (6) further comprises a mounting seat (608), the mounting seat (608) is fixedly connected with one side of the outer wall of the guide seat (602), a hinged block (610) is fixedly connected with one side of the inner cavity of the mounting seat (608) and one side of the abutting plate (606) far away from the abutting ball (604), and an electric push rod (609) for controlling the relative expansion angle of the abutting plate (606) is fixedly connected between the hinged blocks (610) at two sides.

4. The special-shaped sheet metal stamping die for modular assembly according to claim 1, wherein an assembly limiting ring (605) is fixedly mounted on the guide rod at the tail end of the abutting ball (604), and the assembly limiting ring (605) is attached to one side of the transmission rod.

5. The modular assembly profiled sheet metal stamping die of claim 1, the transmission mechanism (5) comprises a transmission frame (501), the transmission frame (501) is fixedly arranged in the inner cavity of the lower die holder (2), one side of the transmission frame (501) is fixedly provided with a plurality of groups of supporting seats (502) corresponding to the axes of the front end guide seats (602), one side of the supporting seat (502) is provided with a groove body corresponding to the guide groove (603), and one side of the inner cavity groove body of the supporting seat (502) is fixedly connected with a telescopic rod (503), the other end of the telescopic rod (503) is fixedly connected with an abutting arc plate (505), the abutting arc plate (505) is attached to one side of the conducting rod (8), the outer side wall of the telescopic rod (503) is sleeved with a spring (504), and two ends of the spring (504) are fixedly connected with the corresponding positions of one side of the inner cavity groove body of the abutting arc plate (505) and the supporting seat (502) respectively.

6. The special-shaped sheet metal stamping die for modular assembly according to claim 1, wherein the abutting mechanism (4) comprises an abutting support plate (401), the abutting support plate (401) is fixedly mounted on the top of a screw rod seat of the transmission linear module (7), and a plurality of groups of extrusion blocks (404) corresponding to the conduction rods (8) are detachably connected to the top of the abutting support plate (401).

7. The special-shaped sheet metal stamping die for modular assembly according to claim 6, wherein a plurality of sets of assembly sliding grooves (402) are formed in the top of the abutting support plate (401), an assembly sliding block (403) is connected to an inner cavity of each assembly sliding groove (402) in a sliding manner, and one side of each assembly sliding block (403) is fixedly connected with one side of the corresponding extrusion block (404).

8. The special-shaped sheet metal stamping die for modular assembly according to claim 7, wherein positioning grooves are fixedly connected to two sides of the bottom of the assembly sliding block (403), and assembly rods (405) are fixedly connected to two sides of the top of the assembly sliding block (403).

9. The special-shaped sheet metal stamping die for modular assembly according to claim 7, wherein a mounting seat (406) is fixedly connected to the top of the abutting support plate (401), and an inner cavity of the mounting seat (406) is fixedly connected with one side of the mounting rod (405) through a bolt for limiting.

10. The special-shaped sheet metal stamping die for modular assembly according to claim 7, wherein the cross-sectional shapes of the inner cavity of the assembly chute (402) and the assembly slide block (403) are both T-shaped, and the width of the inner cavity of the assembly chute (402) is equal to the width of the assembly slide block (403).