CN215998331U

CN215998331U - Stamping die

Info

Publication number: CN215998331U
Application number: CN202120267857.5U
Authority: CN
Inventors: 李林涛
Original assignee: Suzhou Goto Microwave Technology Co ltd
Current assignee: Suzhou Goto Microwave Technology Co ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2022-03-11
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a stamping die which comprises a bottom plate, two support columns, a top plate, sliding sleeves, an installation seat, a stamping head, a lower die seat, a stamping head seat and an air cylinder, wherein the two support columns are symmetrically and fixedly arranged at the top of the bottom plate, the top plate is fixedly arranged at the top of the support columns, the sliding sleeves are connected onto the support columns in a sliding manner, the installation seat is fixedly arranged between the two sliding sleeves, the air cylinder is fixedly arranged at the center of the lower surface of the top plate, the tail end of a piston end of the air cylinder is fixedly connected with the top of the installation seat, the lower die seat is fixedly arranged at the top of the bottom plate, the stamping head is fixedly arranged below the stamping head seat, the stamping head seat is movably connected to the bottom of the installation seat, and an installation groove is formed in the installation seat. The utility model relates to the technical field of stamping dies, has simple structure and convenient operation, improves the working efficiency of later-stage replacement and maintenance, and is beneficial to the use of users.

Description

Stamping die

Technical Field

The utility model relates to the technical field of dies, in particular to a stamping die.

Background

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

The existing stamping die needs to disassemble, maintain and replace a stamping head after long-term use, the existing disassembling process is troublesome, the work efficiency of later-stage replacement and maintenance is reduced, and the stamping die is not convenient for users to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a stamping die.

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

a stamping die comprises a bottom plate, two support columns, a top plate, two sliding sleeves, a mounting seat, a stamping head, a lower die holder, a stamping head seat and an air cylinder, wherein the two support columns are symmetrically and fixedly arranged at the top of the bottom plate, the top plate is fixedly arranged at the top of the support columns, the sliding sleeves are slidably connected onto the support columns, the mounting seat is fixedly arranged between the two sliding sleeves, the air cylinder is fixedly arranged at the center of the lower surface of the top plate, the tail end of a piston end of the air cylinder is fixedly connected with the top of the mounting seat, the lower die holder is fixedly arranged at the top of the bottom plate, the stamping head is fixedly arranged below the stamping head seat, the stamping head seat is movably connected at the bottom of the mounting seat, a mounting groove is formed in the mounting seat, a bidirectional lead screw is rotatably connected in the mounting groove, two nuts are in threaded connection with the bidirectional lead screw, the bottom fixed mounting of screw has the fixture block, the gliding mouth that slides of confession fixture block is seted up to the bottom of mount pad, the draw-in groove that confession fixture block card was gone into is all seted up to the both sides of punch holder, the top of mount pad is rotated and is connected with the pivot, the bottom of pivot extends to the inside of mounting groove and fixedly connected with drive bevel gear, fixed mounting has driven bevel gear on the two-way lead screw, drive bevel gear is connected with driven bevel gear meshing.

Preferably, the top of the screw is fixedly provided with a limiting block, and the inner top wall of the mounting seat is provided with a limiting groove for the limiting block to slide.

Preferably, fixed mounting has the gear on the two-way lead screw, the screw thread through-hole with the mounting groove intercommunication is seted up at the top of mount pad, the inside threaded connection of screw thread through-hole has the threaded rod, fixed mounting has two telescopic links on the roof of mounting groove, the terminal fixed mounting of the flexible end of telescopic link has the rack, the rack is connected with gear engagement, the bottom of threaded rod is rotated with the top of rack and is connected.

Preferably, the threaded rod is sleeved with an extension spring, the top of the extension spring is fixedly connected with the top wall of the mounting groove, and the bottom of the extension spring is fixedly connected with the top of the rack.

Preferably, the one end fixed mounting that the pivot extends to the mount pad top has the turning block, the surface integrated into one piece of turning block has anti-skidding line.

Preferably, the sliding sleeve is a ball sliding sleeve, and the sliding sleeve is made of stainless steel.

The utility model has the beneficial effects that:

1. drive the rotation of drive bevel gear through rotatory pivot, drive driven bevel gear through drive bevel gear and rotate, drive two-way lead screw through driven bevel gear and rotate, the screw opposite direction by two screw insides, be thread engagement connection between screw and the two-way lead screw, make two screw drive two synchronous opposite movements of screw, then two screws drive two synchronous opposite movements of fixture block, the inside that makes two fixture block cards go into the draw-in groove realizes carrying out the clamping to the ram and fixes, only need the counter rotation pivot during dismantlement, can be two synchronous back of the body movements of mutually, then two screws drive two synchronous back of the body movements of fixture block, make two fixture blocks break away from the inside of draw-in groove, the dismantlement is accomplished, moreover, the steam generator is simple in structure, and is convenient to operate, the work efficiency of later stage change and maintenance is improved, and the use of a user is facilitated.

2. Because threaded through hole and threaded rod are threaded connection, it can take place the position and move when rotating the threaded rod, again because threaded rod and rack are connected for rotating, and through the restriction of telescopic link to rack pivoted, can make the threaded rod drive the rack and remove, can lock the rotation of gear through the cooperation of threaded rod and rack, and then realize the locking of two-way lead screw, can effectually guarantee the fastening nature of long-term use, also avoid using the condition that the rotation appears in two-way lead screw for a long time, guarantee the fixity after the regulation.

Drawings

Fig. 1 is a schematic structural diagram of a stamping die according to the present invention;

fig. 2 is a schematic cross-sectional view of a stamping die according to the present invention;

fig. 3 is an enlarged view of a structure at a in fig. 2.

In the figure: 1. a base plate; 2. a support pillar; 3. a top plate; 4. a sliding sleeve; 5. a mounting seat; 6. punching a head; 7. a lower die holder; 8. a punch holder; 9. a bidirectional screw rod; 10. a nut; 11. a sliding port; 12. a clamping block; 13. a card slot; 14. a rotating shaft; 15. a drive bevel gear; 16. a driven bevel gear; 17. a cylinder; 18. a gear; 19. a threaded through hole; 20. a threaded rod; 21. a rack; 22. a telescopic rod; 23. an extension spring; 24. and a limiting block.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to the attached drawings 1 to 3, the punching die in the embodiment includes a bottom plate 1, two support columns 2, a top plate 3, two sliding sleeves 4, a mounting seat 5, a punching head 6, a lower die holder 7, a punching head holder 8 and a cylinder 17, the number of the support columns 2 is two, the two support columns 2 are symmetrically and fixedly mounted on the top of the bottom plate 1, the top plate 3 is fixedly mounted on the top of the support columns 2, the sliding sleeves 4 are slidably connected on the support columns 2, the mounting seat 5 is fixedly mounted between the two sliding sleeves 4, the cylinder 17 is fixedly mounted at the center of the lower surface of the top plate 3, the tail end of the piston end of the cylinder 17 is fixedly connected with the top of the mounting seat 5, the lower die holder 7 is fixedly mounted on the top of the bottom plate 1, the punching head 6 is fixedly mounted below the punching head holder 8, the punching head holder 8 is movably connected to the bottom of the mounting seat 5, a mounting groove is formed in the mounting seat 5, and a bidirectional screw 9 is rotatably connected in the mounting groove, two screw nuts 10 are connected to the bidirectional screw rod 9 through threads, a clamping block 12 is fixedly mounted at the bottom of each screw nut 10, a sliding opening 11 for sliding the clamping block 12 is formed in the bottom of the mounting seat 5, clamping grooves 13 for clamping the clamping block 12 are formed in the two sides of the punch seat 8, a rotating shaft 14 is connected to the top of the mounting seat 5 in a rotating mode, the bottom of the rotating shaft 14 extends to the inside of the mounting groove and is fixedly connected with a driving bevel gear 15, a driven bevel gear 16 is fixedly mounted on the bidirectional screw rod 9, and the driving bevel gear 15 is meshed with the driven bevel gear 16.

Wherein, the top fixed mounting of screw 10 has stopper 24, offers on the interior roof of mount pad 5 and supplies the gliding spacing groove of stopper 24, uses through the cooperation of stopper 24 and spacing groove to carry out spacing and direction to the removal of screw 10, avoids screw 10 to take place the skew at the in-process position that removes, has improved the stability that screw 10 removed.

Wherein, a gear 18 is fixedly installed on the bidirectional screw rod 9, a thread through hole 19 communicated with the installation groove is formed at the top of the installation seat 5, a threaded rod 20 is connected with the inner thread of the thread through hole 19, two telescopic rods 22 are fixedly installed on the top wall of the installation groove, a rack 21 is fixedly installed at the tail end of the telescopic end of each telescopic rod 22, the rack 21 is meshed with the gear 18, the bottom of each threaded rod 20 is rotatably connected with the top of the rack 21, the threaded rod 20 can move by driving the rack 21 to move due to the fact that the thread through hole 19 is in threaded connection with the threaded rod 20 and can move when the threaded rod 20 is rotated, the threaded rod 20 is rotatably connected with the rack 21 and can limit the rotation of the rack 21 through the telescopic rods 22, the rotation of the gear 18 can be locked through the matching of the threaded rod 20 and the rack 21, further, the locking of the bidirectional screw rod 9 is realized, and the long-term use tightness can be effectively ensured, the condition that the bidirectional screw rod 9 rotates when being used for a long time is also avoided, and the regulated fixity is ensured.

Wherein, the cover is equipped with extension spring 23 on the threaded rod 20, extension spring 23's top and the roof fixed connection of mounting groove, extension spring 23's bottom and rack 21's top fixed connection, can extrude and stretch extension spring 23 through threaded rod 20 and rack 21's installation when threaded rod 20 is carrying out upper and lower position control, along with extension spring 23's extrusion and tensile and produce reaction force, make the meshing between the screw more inseparable and increase frictional force, make the meshing between the screw more stable, it is more reliable to use.

Wherein, the one end fixed mounting that pivot 14 extends to mount pad 5 top has the turning block, and the surface integrated into one piece of turning block has anti-skidding line, can drive pivot 14 through rotating the turning block and rotate, and then makes things convenient for user's use, has increased the frictional force of turning block surface through anti-skidding line, avoids the condition of skidding appearing in the pivoted in-process.

Wherein, sliding sleeve 4 is the ball sliding sleeve, and sliding sleeve 4's material is the stainless steel, adopts stainless steel to have the high advantage of corrosion-resistant hardness, is favorable to prolonging sliding sleeve 4's life, adopts the ball sliding sleeve when mount pad 5 takes place the position and removes, and the inside ball of ball sliding sleeve takes place to rotate, reduces the frictional force of slip process, makes the better smoothness of gliding process, has also improved the stability when sliding simultaneously.

The working principle is as follows: in the utility model, the driving bevel gear 15 is driven to rotate by rotating the rotating shaft 14, the driven bevel gear 16 is driven to rotate by the driving bevel gear 15, the two-way screw rod 9 is driven to rotate by the driven bevel gear 16, the directions of the threads in the two nuts 10 are opposite, the nuts 10 are in threaded engagement connection with the two-way screw rod 9, so that the two nuts 10 drive the two nuts 10 to synchronously move in opposite directions, the two nuts 10 drive the two clamping blocks 12 to synchronously move in opposite directions, the two clamping blocks 12 are clamped in the clamping groove 13 to clamp and fix the punching head 6, when in disassembly, the rotating shaft 14 is reversely rotated, namely the two nuts 10 synchronously move in opposite directions, the two nuts 10 drive the two clamping blocks 12 to synchronously move in opposite directions, the two clamping blocks 12 are separated from the inside of the clamping groove 13, the disassembly is completed, the structure is simple, the operation is convenient, and the work efficiency of later period replacement and maintenance is improved, is beneficial to the use of users.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. A stamping die comprises a bottom plate (1), support columns (2), a top plate (3), sliding sleeves (4), mounting seats (5), stamping heads (6), a lower die holder (7), a stamping head seat (8) and a cylinder (17), and is characterized in that the number of the support columns (2) is two, the two support columns (2) are symmetrically and fixedly mounted at the top of the bottom plate (1), the top plate (3) is fixedly mounted at the top of the support columns (2), the sliding sleeves (4) are slidably connected onto the support columns (2), the mounting seats (5) are fixedly mounted between the two sliding sleeves (4), the cylinder (17) is fixedly mounted at the center of the lower surface of the top plate (3), the tail end of the piston end of the cylinder (17) is fixedly connected with the top of the mounting seats (5), the lower die holder (7) is fixedly mounted at the top of the bottom plate (1), the punching head (6) is fixedly arranged below the punching head seat (8), the punching head seat (8) is movably connected to the bottom of the mounting seat (5), a mounting groove is formed in the mounting seat (5), a bidirectional screw rod (9) is rotatably connected to the inside of the mounting groove, two nuts (10) are in threaded connection with the bidirectional screw rod (9), a clamping block (12) is fixedly arranged at the bottom of each nut (10), a sliding opening (11) for the clamping block (12) to slide is formed in the bottom of the mounting seat (5), clamping grooves (13) for the clamping block (12) to be clamped in are formed in the two sides of the punching head seat (8), a rotating shaft (14) is rotatably connected to the top of the mounting seat (5), the bottom of the rotating shaft (14) extends to the inside of the mounting groove and is fixedly connected with a driving bevel gear (15), and driven bevel gears (16) are fixedly arranged on the bidirectional screw rod (9), the driving bevel gear (15) is in meshed connection with the driven bevel gear (16).

2. The stamping die according to claim 1, wherein a limiting block (24) is fixedly mounted at the top of the nut (10), and a limiting groove for the limiting block (24) to slide is formed in the inner top wall of the mounting seat (5).

3. The stamping die as recited in claim 1, wherein a gear (18) is fixedly mounted on the bidirectional screw rod (9), a threaded through hole (19) communicated with the mounting groove is formed in the top of the mounting seat (5), a threaded rod (20) is connected to the internal thread of the threaded through hole (19), two telescopic rods (22) are fixedly mounted on the top wall of the mounting groove, a rack (21) is fixedly mounted at the tail end of the telescopic end of each telescopic rod (22), the rack (21) is meshed with the gear (18) and connected with the bottom of the threaded rod (20) in a rotating manner with the top of the rack (21).

4. A stamping die according to claim 3, characterized in that the threaded rod (20) is sleeved with an extension spring (23), the top of the extension spring (23) is fixedly connected with the top wall of the mounting groove, and the bottom of the extension spring (23) is fixedly connected with the top of the rack (21).

5. The stamping die as claimed in claim 1, wherein a rotating block is fixedly mounted at one end of the rotating shaft (14) extending above the mounting seat (5), and anti-skid lines are integrally formed on the outer surface of the rotating block.

6. The stamping die according to claim 1, wherein the sliding sleeve (4) is a ball sliding sleeve, and the sliding sleeve (4) is made of stainless steel.