CN218283356U

CN218283356U - Stamping equipment is used in stamping workpiece production

Info

Publication number: CN218283356U
Application number: CN202222491896.0U
Authority: CN
Inventors: 耳明厂; 韩长会; 耳明旗
Original assignee: Tianjin Changjun Machinery Parts Processing Co ltd
Current assignee: Tianjin Changjun Machinery Parts Processing Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-01-13
Anticipated expiration: 2032-09-20

Abstract

The utility model provides stamping equipment for producing stamping parts, which comprises a lower die and an upper die, wherein the upper die can be close to or far away from the lower die; the lower die is provided with a punch, a punching groove capable of being matched with the punch is formed in the position, corresponding to the punch, of the upper die, rotating rods are arranged on the position, corresponding to the front side and the rear side of the punch, of the lower die, at least two rotating rods are arranged correspondingly, each rotating rod slightly protrudes out of the surface of the lower die, and an assembly groove in rotary matching with the rotating rods is formed in the lower die; and telescopic top posts are arranged on the upper die corresponding to the periphery of the punching groove. The utility model provides a stamping workpiece stamping equipment for production, simple structure, easy to maintain and use have reduced operating personnel's the operation degree of difficulty, are favorable to improving the integrity on stamping workpiece surface in the stamping process. Through set up rotatable dwang on the bed die, reduced operating personnel and placed the operation degree of difficulty of stamping workpiece.

Description

Stamping equipment is used in stamping workpiece production

Technical Field

The utility model belongs to the stamping equipment field especially relates to a stamping equipment is used in stamping workpiece production.

Background

The 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 separate or plastically deform the material to obtain a required part, and a common stamping method requires cooperation of an upper stamping die and a lower stamping die, wherein the stamping die is a special process equipment for processing the material (metal or nonmetal) into a part (or a semi-finished product) in cold stamping, and is called a cold stamping die (commonly called a cold stamping die).

Along with the more complex shape of the product, the requirement on the dimensional precision is higher and higher, and the requirement on the stability of the product production is more rigorous; the appearance of some processed products has strict requirements, so the processing requirement on the surface integrity of the products is high, and in order to meet the processing requirement of the products, collision or friction between a stamping part and a die needs to be avoided in the stamping processing process. However, when the existing stamping die is used for stamping, a stamping part needs to be placed between an upper stamping die and a lower stamping die, and if the existing stamping die is not operated properly, the surface of the stamping part is easy to generate sliding friction with the surface of the lower stamping die in the placing process, so that the surface of the stamping part is abraded; in addition, two stamping die cooperation stamping process accomplish the back from top to bottom, and the stamping workpiece also more easily pastes on last mould to along with last mould removal, if the stamping workpiece takes place to drop, the improper very easy damage that collides with that leads to stamping workpiece surface and bed die to take place is unfavorable for improving the integrity of stamping workpiece outward appearance in the stamping process.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a stamping equipment is used in stamping workpiece production to solve current stamping equipment and add the easy wearing and tearing or collide with the bed die of stamping workpiece, lead to the problem that the stamping workpiece surface takes place wearing and tearing or damage.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the stamping equipment for producing the stamping parts comprises a lower die and an upper die, wherein the upper die can be close to or far away from the lower die; the lower die is provided with a punch, a punching groove capable of being matched with the punch is formed in the position, corresponding to the punch, of the upper die, rotating rods are arranged on the position, corresponding to the front side and the rear side of the punch, of the lower die, at least two rotating rods are correspondingly arranged, each rotating rod slightly protrudes out of the surface of the lower die, and an assembly groove in rotary matching with each rotating rod is formed in the lower die; and telescopic top posts are arranged on the upper die corresponding to the periphery of the punching groove.

Further, be equipped with spacing subassembly on the bed die, spacing subassembly includes the flexible ejector pin that bed die one side set up, and the moving direction of flexible ejector pin is the same with the rotation direction of dwang.

Furthermore, flexible ejector pin includes the threaded bush that sets up on the bed die and the threaded rod of installation on the threaded bush.

Furthermore, one end of the threaded rod, which faces the punch, is provided with a positioning part, and the other end of the threaded rod is provided with a screwing part.

Further, flexible fore-set corresponds at least and sets up two, goes up to be equipped with the mounting groove that is used for installing flexible fore-set on the mould, and the one end that flexible fore-set stretches into the mounting groove is equipped with elastic element, and elastic element one end withstands flexible fore-set, and the mould is withstood to the other end.

Furthermore, the one end that flexible fore-set stretched into the mounting groove is equipped with spacing portion, go up the mould on correspond the mounting groove the position be equipped with spacing portion complex spacing groove, spacing groove and mounting groove intercommunication.

Furthermore, the elastic element adopts a compression spring, a detachable plugging cover is arranged at the position, corresponding to the limiting groove, on the upper die, one end of the compression spring props against the plugging cover, and the other end of the compression spring props against the limiting part.

Furthermore, adopt threaded connection between shutoff lid and the last mould, be equipped with the external screw thread on the shutoff lid, go up the position that corresponds the spacing groove on the mould and be equipped with the internal thread.

Compared with the prior art, stamping equipment for stamping workpiece production have following advantage:

the utility model provides a stamping workpiece stamping equipment for production, simple structure, easy to maintain and use have reduced operating personnel's the operation degree of difficulty, are favorable to improving the integrity on stamping workpiece surface in the stamping process. Through set up rotatable dwang on the bed die, reduced operating personnel and placed the operation degree of difficulty of stamping workpiece, the dwang can become rolling friction with the friction between stamping workpiece and the bed die by sliding friction to avoid the stamping workpiece to take place wearing and tearing at the place in-process. Furthermore, the utility model discloses a set up flexible fore-set on last mould, utilize flexible fore-set to promote the stamping workpiece after the punching press is accomplished and go up the mould separation, can avoid the stamping workpiece along with last mould rebound, prevent that the stamping workpiece from dropping from last mould to ensure that the stamping workpiece surface can not take place to collide with and damage with the bed die in the course of working. The flexible fore-set cooperation that sets up on dwang through setting up on the bed die and the last mould has reduced the stamping workpiece and has taken place the possibility that wearing and tearing or collide with in the course of working, has improved the stability and the yields of this kind of stamping equipment processing.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a stamping device for producing stamping parts according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an upper die in a stamping device for producing stamping parts according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional structural view of an upper die in a stamping apparatus for producing stamping parts according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a telescopic support pillar in the stamping equipment for producing stamping parts according to the embodiment of the present invention.

Description of reference numerals:

1. a lower die; 2. an upper die; 3. rotating the rod; 4. a punch; 5. a threaded rod; 6. a threaded sleeve; 7. a telescopic top column; 8. a blocking cover; 9. notching; 10. an elastic element; 11. mounting grooves; 12. a limiting groove; 13. a limiting part.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A stamping device for producing stamping parts is shown in figures 1 to 4 and comprises a lower die 1 and an upper die 2, wherein the upper die 2 can be close to or far away from the lower die 1; the lower die 1 is provided with a punch 4, a punching groove 9 which can be matched with the punch 4 is arranged on the upper die 2 corresponding to the punch 4, the lower die 1 is provided with rotating rods 3 corresponding to the front side and the rear side of the punch 4, at least two rotating rods 3 are correspondingly arranged, each rotating rod 3 slightly protrudes out of the surface of the lower die 1, and the lower die 1 is provided with an assembly groove which is matched with the rotating rods 3 in a rotating manner; and telescopic top pillars 7 are arranged on the upper die 2 corresponding to the periphery of the punching groove 9.

In the practical application process, the lower die 1 can be installed and fixed on a workbench of a punching machine tool, and the upper die 2 can be installed and fixed on a lifting column of the punching machine tool, so that the upper die 2 is driven to be close to or far away from the lower die 1, and punching processing of a punching piece is realized. Wherein, the installation of mould is fixed to be prior art, and the field technical staff can select by oneself according to actual need, and no longer repeated herein.

In addition, drift 4 can be fixed on lower mould 1, and when operating personnel placed the stamping workpiece between upper mould 2 and lower mould 1, dwang 3 can change the friction between stamping workpiece and lower mould 1 into rolling friction by sliding friction to avoid the stamping workpiece surface to take place wearing and tearing, be favorable to improving the integrity of stamping workpiece punching press rear surface. After the stamping part is placed at a proper position on the lower die 1, the upper die 2 can be driven to press down the stamping part by utilizing a lifting column on a stamping machine tool, and the punching groove 9 on the upper die 2 is matched with the punch 4 on the lower die 1 to realize punching processing.

Optionally, dwang 3 is cylindrical structure spare, and detachable limit nut all can be installed at the both ends of dwang 3, and dwang 3 all is equipped with can with limit nut complex external screw thread, and limit nut can be used to restrict dwang 3 and remove, ensures that dwang 3 can be stable all the time at the assembly groove internal rotation. Wherein, the rotation direction of dwang 3 needs to be the same with the moving direction of stamping workpiece on bed die 1 to make dwang 3 can play the effect that reduces the friction between stamping workpiece and the bed die 1.

In addition, in order to enable the rotating rod 3 to change sliding friction into rolling friction so as to reduce friction between the stamping part and the lower die 1, and simultaneously enable the rotating rod 3 not to influence the stamping matching of the upper die 2 and the lower die 1, the rotating rod 3 only needs to slightly protrude from the upper surface of the lower die 1 by 0.5-1mm, and a person skilled in the art can also adjust the size of the rotating rod 3 protruding from the upper surface of the lower die 1 according to actual needs, which is not described herein again.

Optionally, a limiting component is arranged on the lower die 1, the limiting component comprises a telescopic ejector rod arranged on one side of the lower die 1, and the moving direction of the telescopic ejector rod is the same as the rotating direction of the rotating rod 3. Illustratively, the telescopic ejector rod comprises a threaded sleeve 6 arranged on the lower die 1 and a threaded rod 5 arranged on the threaded sleeve 6; one end of the threaded rod 5 facing the punch 4 is provided with a positioning part, and the other end is provided with a screwing part. Wherein, the thread bush 6 is fixed on the lower die 1, and the screwing part is provided with anti-skid lines which are convenient for operators to screw the threaded rod 5.

In the practical application process, flexible ejector pin can set up two at the interval to improve the spacing effect of flexible ejector pin to the stamping workpiece, flexible ejector pin can withstand one side of stamping workpiece during stamping process, thereby plays limiting displacement to the stamping workpiece, the operating personnel of being convenient for carry out follow-up punching operation. When operating personnel need adjust the position of punching a hole, operating personnel can utilize threaded rod 5 and the 6 cooperations of thread bush through revolving threaded rod 5, adjust threaded rod 5 and stretch into the length of bed die 1 to adjust the clearance between 5 location portions of threaded rod and the drift 4, realize the adjustment to the punching position of stamping workpiece, it is easy and simple to handle.

Optionally, the telescopic support pillar 7 is at least correspondingly provided with two, the upper die 2 is provided with a mounting groove 11 for mounting the telescopic support pillar 7, one end of the telescopic support pillar 7 extending into the mounting groove 11 is provided with an elastic element 10, one end of the elastic element 10 abuts against the telescopic support pillar 7, and the other end of the elastic element abuts against the upper die 2. Exemplarily, the one end that flexible fore-set 7 stretched into mounting groove 11 is equipped with spacing portion 13, goes up the mould 2 and goes up the position that corresponds mounting groove 11 and be equipped with spacing portion 13 complex spacing groove 12, spacing groove 12 and mounting groove 11 intercommunication. Wherein, the external diameter of spacing portion 13 need be greater than the diameter of flexible fore-set 7 to make spacing portion 13 and spacing groove 12 cooperation, in order to realize spacing to flexible fore-set 7, avoid flexible fore-set 7 and mounting groove 11 to break away from.

In the practical application in-process, after stamping process accomplished, the stamping workpiece pasted on last mould 2 very easily to move up along with last mould 2, the stamping workpiece that the punching press was accomplished is not only taken off to the operating personnel of not being convenient for, and in case the stamping workpiece breaks away from the tenesmus of last mould 2 under the effect of self gravity in addition, the surface of stamping workpiece bumps with bed die 1 very easily, leads to the surface of stamping workpiece to take place wearing and tearing or damage. Therefore, by arranging the telescopic top column 7 on the upper die 2, when the lower die 1 moves downwards to extrude the stamping part, the stamping part can push the telescopic top column 7 to compress the elastic element 10, and the telescopic top column 7 is retracted into the mounting groove 11; when last mould 2 rebound, flexible fore-set 7 can extrude the stamping workpiece downwards under the effect of elastic element 10 reset elasticity, makes stamping workpiece and last mould 2 separation, avoids the stamping workpiece to take place to fall along with last mould 2 rebound to prevent that the stamping workpiece from taking place to fall, the convenient stamping workpiece of getting of operating personnel of being convenient for is favorable to improving the surperficial integrity in the stamping processes of stamping workpiece, improves the stamping process efficiency of stamping workpiece.

Optionally, the elastic element 10 is a compression spring, a detachable plugging cover 8 is arranged at a position, corresponding to the limiting groove 12, on the upper die 2, one end of the compression spring abuts against the plugging cover 8, and the other end of the compression spring abuts against the limiting part 13. Exemplarily, the plugging cover 8 is in threaded connection with the upper mold 2, an external thread is arranged on the plugging cover 8, an internal thread is arranged on the upper mold 2 at a position corresponding to the limiting groove 12, and a groove for facilitating screwing by an operator is arranged on the plugging cover 8. Through adopting detachable shutoff lid 8, reduced this kind of stamping equipment's the use and maintained the degree of difficulty, operating personnel can be very convenient maintain or change compression spring, ensure that compression spring can be continuously stable to flexible withstand and play the effect of reseing, be favorable to improving this kind of stamping equipment's life.

The utility model provides a stamping equipment is used in stamping workpiece production, simple structure, easy to maintain and use have reduced operating personnel's the operation degree of difficulty, are favorable to improving the integrity on stamping workpiece surface in the stamping process. Through set up rotatable dwang on the bed die, reduced operating personnel and placed the operation degree of difficulty of stamping workpiece, the dwang can become rolling friction with the friction between stamping workpiece and the bed die by sliding friction to avoid the stamping workpiece to take place wearing and tearing at the place in-process. Furthermore, the utility model discloses a set up flexible fore-set on last mould, utilize flexible fore-set to promote the stamping workpiece after the punching press is accomplished and go up the mould separation, can avoid the stamping workpiece along with last mould rebound, prevent that the stamping workpiece from dropping from last mould to ensure that the stamping workpiece surface can not take place to collide with and damage with the bed die in the course of working. The flexible fore-set cooperation that sets up on dwang through setting up on the bed die and the last mould has reduced the stamping workpiece and has taken place the possibility that wearing and tearing or collide with in the course of working, has improved the stability and the yields of this kind of stamping equipment processing.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stamping equipment is used in stamping workpiece production which characterized in that: the die comprises a lower die (1) and an upper die (2), wherein the upper die (2) can be close to or far away from the lower die (1); the punching head (4) is arranged on the lower die (1), punching grooves (9) which can be matched with the punching head (4) are formed in the position, corresponding to the punching head (4), on the upper die (2), rotating rods (3) are arranged in the positions, corresponding to the front side and the rear side of the punching head (4), on the lower die (1), at least two rotating rods (3) are correspondingly arranged, each rotating rod (3) slightly protrudes out of the surface of the lower die (1), and an assembly groove which is in rotating fit with the rotating rods (3) is formed in the lower die (1); the upper die (2) is provided with two telescopic top columns (7) corresponding to the positions around the punching groove (9), and the number of the telescopic top columns (7) is at least two.

2. The stamping apparatus for producing stampings of claim 1, wherein: be equipped with spacing subassembly on bed die (1), spacing subassembly includes the flexible ejector pin that bed die (1) one side set up, and the moving direction of flexible ejector pin is the same with the rotation direction of dwang (3).

3. The stamping apparatus for producing stampings of claim 2, wherein: the telescopic ejector rod comprises a threaded sleeve (6) arranged on the lower die (1) and a threaded rod (5) arranged on the threaded sleeve (6).

4. The stamping apparatus for producing stampings of claim 3 wherein: one end of the threaded rod (5) facing the punch (4) is provided with a positioning part, and the other end of the threaded rod is provided with a screwing part.

5. The stamping apparatus for producing stampings of claim 1, wherein: go up and be equipped with mounting groove (11) that are used for installing flexible fore-set (7) on mould (2), the one end that flexible fore-set (7) stretched into mounting groove (11) is equipped with elastic component (10), and elastic component (10) one end withstands flexible fore-set (7), and mould (2) are withstood to the other end.

6. The stamping apparatus for producing stampings of claim 5 wherein: the one end that flexible fore-set (7) stretched into mounting groove (11) is equipped with spacing portion (13), go up the position that corresponds mounting groove (11) on mould (2) and be equipped with spacing portion (13) complex spacing groove (12), spacing groove (12) and mounting groove (11) intercommunication.

7. The stamping device for producing stamped parts according to claim 6, wherein: elastic element (10) adopt compression spring, go up the position that corresponds spacing groove (12) on mould (2) and be equipped with detachable shutoff lid (8), compression spring one end withstands shutoff lid (8), and spacing portion (13) are withstood to the other end.

8. The stamping device for producing stamped parts according to claim 7, wherein: adopt threaded connection between shutoff lid (8) and the last mould (2), be equipped with the external screw thread on shutoff lid (8), go up the position that corresponds spacing groove (12) on mould (2) and be equipped with the internal thread.