CN211866357U

CN211866357U - Die stamping mechanism

Info

Publication number: CN211866357U
Application number: CN201921903388.0U
Authority: CN
Inventors: 许培
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-11-06
Anticipated expiration: 2029-11-06

Abstract

The utility model relates to the technical field of mold, and a mould punching press mechanism is disclosed, including cope match-plate pattern and lower bolster, the middle part fixed mounting of cope match-plate pattern bottom has the die board, the constant head tank has been seted up to one side of die board bottom, the bottom fixed mounting of constant head tank inner chamber has the cushion, the top of cushion and the one end fixed connection of gag lever post, the other end of gag lever post and one side fixed connection at constant head tank inner chamber top, and the one end of gag lever post cup joints with one side activity of baffle. This mould punching press mechanism uses through the cooperation of constant head tank, gag lever post, baffle, buffer spring and locating lever, before making the contact of convex die board and die board, the locating lever contacts with the baffle earlier, then utilizes buffer spring's elasticity to cushion, thereby reduced the impact force of convex die board with the die board contact, and then reduced the wearing and tearing of convex die board and die board, improved the life of convex die board and die board.

Description

Die stamping mechanism

Technical Field

The utility model relates to the technical field of dies, specifically a mould punching press mechanism.

Background

A press die is a special processing equipment for processing a material into a part in cold press processing, called a cold press die, and the press die is a press processing method for obtaining a desired part by applying pressure to the material at room temperature by using a die mounted on a press machine to cause separation or plastic deformation.

Present mould is when the punching press, it is module and lower module direct contact to go up mostly, then carry out the punching press to the work piece, but direct contact causes the wearing and tearing of module and lower module easily like this to reduced the life of last module and lower module, in addition, the work piece is after the punching press is accomplished, and the elasticity that generally relies on the spring comes the work piece of processing ejecting, but the spring uses the back for a long time again, and elasticity can weaken, makes the work of processing be difficult to by steady ejecting die cavity, for this reason the utility model provides a mould punching press mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model is not enough to prior art, the utility model provides a mould punching press mechanism, the impact force when possessing last module and lower module contact cushions, ejecting machined part's advantage steadily, solved present mould when the punching press, it is module and lower module direct contact to go up mostly, then carry out the punching press to the work piece, but direct contact causes the wearing and tearing of module and lower module easily like this, thereby the life of last module and lower module has been reduced, in addition, the work piece is after the punching press is accomplished, it is ejecting that the work piece that generally relies on the elasticity of spring to come to process, but the spring uses the back for a long time again, elasticity can weaken, make the work of processing be difficult to by the problem of steady ejecting die cavity.

The utility model provides a following technical scheme: a die stamping mechanism comprises an upper die plate and a lower die plate, wherein a concave die plate is fixedly mounted in the middle of the bottom end of the upper die plate, a positioning groove is formed in one side of the bottom of the concave die plate, a cushion block is fixedly mounted at the bottom of an inner cavity of the positioning groove, the top of the cushion block is fixedly connected with one end of a limiting rod, the other end of the limiting rod is fixedly connected with one side of the top of the inner cavity of the positioning groove, one end of the limiting rod is movably sleeved with one side of a baffle, a buffer spring is fixedly mounted at the top of the baffle, the top end of the buffer spring is fixedly mounted in the middle of the top end of the inner cavity of the positioning groove, a convex die plate is fixedly mounted at the top of the lower die plate, a fixed rod is fixedly mounted in the middle of the top end of the convex die plate, one side of the top of the convex die plate is, the top fixed mounting of stripper has the locating lever, the bottom of stripper cup joints with the one end activity of knock-out lever, the other end fixed mounting of knock-out lever is at the top of support frame, the middle part of support frame bottom is run through the convex die board and is cup jointed with the outside screw thread of threaded rod, the bottom fixed mounting of convex die board inner chamber has the backup pad that is located threaded rod one side, one side fixed mounting of backup pad has the horizontal pole, the wedge has been cup jointed in the outside activity of horizontal pole, one side fixed mounting of wedge has compression spring.

Preferably, the diameter value of constant head tank is the same with the sum of the width value of the diameter value of locating lever and cushion, and the degree of depth value of constant head tank is greater than the length value of locating lever, the quantity of constant head tank is four, and four constant head tanks evenly distributed are in the bottom of cavity die plate.

Preferably, the number of the limiting rods is twice the number of the positioning grooves, and the limiting rods are not in contact with the buffer springs and the positioning rods.

Preferably, the through-hole with locating lever looks adaptation is seted up at the top of baffle, and the quantity of baffle top through-hole is the same with the locating lever, the outside of baffle and the lateral wall of constant head tank inner chamber contactless, and the length value of baffle is greater than the diameter value of locating lever.

Preferably, the length value of the ejector rods is larger than the thickness value of the stripper plate, and the ejector rods are uniformly distributed at the top of the support frame.

Preferably, one end of the threaded rod is movably sleeved with the top of the inner cavity of the convex template, and the other end of the threaded rod is movably sleeved with the bottom of the inner cavity of the convex template.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this mould punching press mechanism uses through the cooperation of constant head tank, gag lever post, baffle, buffer spring and locating lever, before making the contact of convex die board and die board, the locating lever contacts with the baffle earlier, then utilizes buffer spring's elasticity to cushion, thereby reduced the impact force of convex die board with the die board contact, and then reduced the wearing and tearing of convex die board and die board, improved the life of convex die board and die board.

2. This mould punching press mechanism uses through the cooperation of support frame, backup pad, horizontal pole, wedge and compression spring, makes the support frame promote the wedge to the direction motion of keeping away from the threaded rod through the lug on both sides in the decline process for after the punching press is accomplished, the support frame receives compression spring's elastic potential energy and upward movement, thereby has strengthened the performance of ejecting mechanism.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the side view and sectional view of the structure male mold plate of the present invention.

In the figure: 1. mounting a template; 2. a lower template; 3. a cavity plate; 4. positioning a groove; 5. cushion blocks; 6. a limiting rod; 7. a baffle plate; 8. a buffer spring; 9. a convex template; 10. fixing the rod; 11. a telescopic rod; 12. a stripper plate; 13. a return spring; 14. positioning a rod; 15. ejecting the rod; 16. a support frame; 17. a threaded rod; 18. a support plate; 19. a cross bar; 20. a wedge block; 21. compressing the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a die stamping mechanism comprises an upper die plate 1 and a lower die plate 2, wherein a cavity plate 3 is fixedly arranged in the middle of the bottom end of the upper die plate 1, a positioning groove 4 is formed in one side of the bottom of the cavity plate 3, a cushion block 5 is fixedly arranged at the bottom of an inner cavity of the positioning groove 4, the top of the cushion block 5 is fixedly connected with one end of a limiting rod 6, the other end of the limiting rod 6 is fixedly connected with one side of the top of the inner cavity of the positioning groove 4, one end of the limiting rod 6 is movably sleeved with one side of a baffle 7, a buffer spring 8 is fixed at the top of the baffle 7, the top of the buffer spring 8 is fixedly arranged in the middle of the top of the inner cavity of the positioning groove 4, a convex die plate 9 is fixedly arranged at the top of the lower die plate 2, a fixing rod 10 is fixedly arranged in the middle of the top of the, one side fixed mounting at the die plate 9 top has reset spring 13 that is located telescopic link 11 outside, the top fixed mounting of stripper 12 has locating lever 14, the bottom of stripper 12 cup joints with the one end activity of ejector pin 15, the other end fixed mounting of ejector pin 15 is at the top of support frame 16, the middle part of support frame 16 bottom is run through die plate 9 and is cup jointed with the outside screw thread of threaded rod 17, the equal fixed mounting in both sides of support frame 16 has the lug with wedge 20 looks adaptation, the bottom fixed mounting in the die plate 9 inner chamber has backup pad 18 that is located threaded rod 17 one side, one side fixed mounting of backup pad 18 has horizontal pole 19, wedge 20 has been cup jointed in the outside activity of horizontal pole 19, one side fixed mounting of wedge 20 has compression spring 21, compression spring 21's other end fixed connection is in one side of die plate 9 inner chamber bottom, and compression spring 21 activity cup joints the outside at horizontal pole 19.

The diameter value of the positioning grooves 4 is the same as the sum of the diameter value of the positioning rod 14 and the width value of the cushion block 5, the depth value of each positioning groove 4 is larger than the length value of the positioning rod 14, the number of the positioning grooves 4 is four, the four positioning grooves 4 are uniformly distributed at the bottom of the concave template 3, the positioning rods 14 are limited through the positioning grooves 4, so that the convex template 9 and the concave template 3 are limited, the number of the limiting rods 6 is twice of the number of the positioning grooves 4, the limiting rods 6 are not in contact with the buffer springs 8 and the positioning rods 14, the baffle 7 can better move up and down along with the elastic force of the buffer springs 8 or the impact force of the positioning rods 14 by utilizing the limiting rods 6, through holes matched with the positioning rods 14 are formed in the top of the baffle 7, the number of the through holes in the top of the baffle 7 is the same as that of the positioning rods 14, the outer side walls of the, through baffle 7, before making the male die plate 9 and the contact of female die plate 3, locating lever 14 earlier with the contact of baffle 7, then utilize buffer spring 8's elasticity to cushion, impact force when having reduced male die plate 9 and the contact of female die plate 3, thereby the wearing and tearing of male die plate 9 and female die plate 3 have been reduced, the length value of ejector pin 15 is greater than the thickness value of stripper 12, and ejector pin 15 evenly distributed is at the top of support frame 16, utilize ejector pin 15, it is ejecting to the work piece that will process, guarantee simultaneously that ejector pin 15 can not contact with female die plate 3, the one end of threaded rod 17 cup joints with the top activity of male die plate 9 inner chamber, and the other end of threaded rod 17 cup joints with the bottom activity of male die plate 9 inner chamber.

The working principle is that firstly, a workpiece is placed at the top of the stripper plate 12, the upper die plate 1 and the lower die plate 2 start to be matched, the positioning rod 14 firstly contacts with the baffle plate 7 to enable the baffle plate 7 to move upwards, the buffer spring 8 is used for buffering, then the stripper plate 12 is pushed to move downwards until the stripper plate contacts with the support frame 16 and then continues to move downwards, the convex block pushes the wedge-shaped block 20 to move towards the direction away from the threaded rod 17, the concave die plate 3 is separated from the convex die plate 9 after the workpiece is driven to be stamped, the stripper plate 12 is reset by the reset spring 13, and meanwhile, the support frame 16 moves upwards under the elastic potential energy of the compression spring 21.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and it is to be understood that in describing the present invention, the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," or the like are used in the orientation or positional relationship illustrated in the drawings, simply for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould punching press mechanism, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that: the middle part of the bottom end of the upper template (1) is fixedly provided with a concave template (3), one side of the bottom of the concave template (3) is provided with a positioning groove (4), the bottom of the inner cavity of the positioning groove (4) is fixedly provided with a cushion block (5), the top of the cushion block (5) is fixedly connected with one end of a limiting rod (6), the other end of the limiting rod (6) is fixedly connected with one side of the top of the inner cavity of the positioning groove (4), one end of the limiting rod (6) is movably sleeved with one side of a baffle (7), the top of the baffle (7) is fixedly provided with a buffer spring (8), the top end of the buffer spring (8) is fixedly arranged in the middle part of the top end of the inner cavity of the positioning groove (4), the top part of the lower template (2) is fixedly provided with a convex template (9), the middle part of the top end of the convex template (9) is fixedly provided with a fixing rod (, the other end of telescopic link (11) and one side fixed connection of stripper (12) bottom, one side fixed mounting at the top of stripper (9) has reset spring (13) that is located telescopic link (11) outside, the top fixed mounting of stripper (12) has locating lever (14), the bottom of stripper (12) is cup jointed with the one end activity of knock-out rod (15), the other end fixed mounting of knock-out rod (15) is at the top of support frame (16), the middle part of support frame (16) bottom runs through stripper (9) and cup joints with the outside screw thread of threaded rod (17), the bottom fixed mounting of stripper (9) inner chamber has backup pad (18) that is located threaded rod (17) one side, one side fixed mounting of backup pad (18) has horizontal pole (19), the outside activity of horizontal pole (19) has cup jointed wedge (20), and a compression spring (21) is fixedly arranged on one side of the wedge block (20).

2. A die stamping mechanism according to claim 1, wherein: the diameter value of constant head tank (4) is the same with the sum of the width value of the diameter value of locating lever (14) and cushion (5), and the degree of depth value of constant head tank (4) is greater than the length value of locating lever (14), the quantity of constant head tank (4) is four, and four constant head tank (4) evenly distributed are in the bottom of die board (3).

3. A die stamping mechanism according to claim 1, wherein: the quantity of gag lever post (6) is the twice of constant head tank (4) quantity, and gag lever post (6) and buffer spring (8) and locating lever (14) all contactless.

4. A die stamping mechanism according to claim 1, wherein: the through-hole with locating lever (14) looks adaptation is seted up at the top of baffle (7), and the quantity of baffle (7) top through-hole is the same with locating lever (14), the outside of baffle (7) and the lateral wall of constant head tank (4) inner chamber contactless, and the length value of baffle (7) is greater than the diameter value of locating lever (14).

5. A die stamping mechanism according to claim 1, wherein: the length value of the ejection rods (15) is larger than the thickness value of the stripper plate (12), and the ejection rods (15) are uniformly distributed at the top of the support frame (16).

6. A die stamping mechanism according to claim 1, wherein: one end of the threaded rod (17) is movably sleeved with the top of the inner cavity of the convex template (9), and the other end of the threaded rod (17) is movably sleeved with the bottom of the inner cavity of the convex template (9).