CN207681321U - A precision stamping die with lubrication supply function - Google Patents

Abstract

The utility model discloses a precision stamping die with a lubrication supply function, comprising a buffer spring, a limiting clamping plate, a lubricating oil cylinder, an oil distribution pipeline, a positioning pin hole and a fixed blind hole, wherein a limiting clamping plate is arranged below the buffer spring, an oil distribution pipeline is connected to the top of the lubricating oil cylinder, and a fixed blind hole is arranged inside the positioning pin hole. The utility model has a scientific and reasonable structure and is safe and convenient to use. The buffer spring is arranged to effectively reduce the pressure borne by the stamping die during the stamping process of the stamping machine; the limiting clamping plate is arranged to prevent deviation between the die and the parts during the stamping process; the lubricating oil cylinder is arranged to facilitate timely replenishment of lubricating oil to the stamping die; the oil distribution pipeline is arranged to facilitate uniform distribution of the lubricating oil to the die; the positioning pin hole is arranged to make the positioning of the stamping die more accurate during installation; the fixed blind hole is arranged to make the stamping die more fixed when connected and installed with the stamping machine.

Description

A precision stamping die with lubrication supply function

technical field

The utility model relates to the technical field of stamping dies, in particular to a precision stamping die with a lubrication supply function.

Background technique

With the continuous development of the current industry and manufacturing industry, the scope of use of stamping dies has gradually expanded. Stamping dies are a special process equipment that processes materials into parts in stamping processing. The mold exerts pressure on the material to cause it to separate or deform, so that the part can obtain a processed shape. Therefore, the quality of the stamping die will directly affect the quality of the part processing. The traditional stamping die is due to its lack of internal fixation. Restricted and positioned components cause the stamping die to be easily deflected during the stamping process, resulting in a deflection between the die and the stamped workpiece, resulting in a large difference in the shape of the parts and easily causing damage to the die. At the same time, the existing stamping Due to the lack of supplementary equipment for the lubricating oil of the stamping die during the stamping process of the mold, the stamping die is prone to excessive wear and tear between the workpiece during the stamping process, which reduces the processing quality of the part. At the same time, the mold is prone to damage.

Utility model content

The utility model provides a precision stamping die with a lubrication supply function, which can effectively solve the problem that the traditional stamping die proposed in the above background technology is prone to deflection during the stamping process due to the lack of fixed limiting and positioning components inside. , resulting in easy deviation between the mold and the stamping workpiece, resulting in a large difference in the shape of the parts, and easily causing damage to the mold. The supplementary equipment of the mold lubricating oil leads to excessive wear between the stamping die and the workpiece during the stamping process, which reduces the processing quality of the parts and makes the mold prone to damage and other problems.

In order to achieve the above purpose, the utility model provides the following technical solutions: a precision stamping die with a lubrication supply function, including an upper mold base, a lower mold base, a mold handle, a forming punch, a pull rod, a buffer spring, a spring seat, and a stamping die Groove, restricting clamping plate, mounting panel, shaped rib, restricting end column, movable wedge, lubricating oil cylinder, oil distribution pipe, oil inlet, guide post, movable guide sleeve, positioning pin hole and fixed blind hole, the above A lower mold base is fixedly supported under the bottom of the mold base, a mold handle is fixedly installed in the middle part of the inner side of the upper mold base, a forming punch is fixedly connected to the inner bottom of the mold handle, and pull rods are movable on both sides of the mold handle. A buffer spring is fixedly installed under the bottom of the pull rod, and the bottom of the buffer spring is fixedly supported by a spring seat. The bottom of the spring seat is fixedly provided with a stamping die groove, and restricting clamping plates are fixedly installed on both sides of the bottom of the stamping die groove. The outer side of the stamping die groove is fixedly inlaid with an installation panel, and the bottom of the installation panel is fixed with shaped ribs, and the upper and lower sides of the shaped rib are restricted to be installed with limiting end columns, and the upper sides of the two sides of the installation panel are both A lubricating oil cylinder is fixedly installed, and an oil distribution pipeline is sealed and connected above the middle part of the lubricating oil cylinder. All are provided with positioning pin holes, and fixed blind holes are provided inside the positioning pin holes.

Preferably, a movable wedge is movably plugged above the restricting end post.

Preferably, an oil inlet is fixedly opened above the oil distribution pipeline.

Preferably, the outer diameter of the guide post is equal to the inner diameter of the movable guide sleeve.

Preferably, both the upper mold base and the lower mold base are components made of high-quality tungsten steel.

Compared with the prior art, the utility model has the beneficial effects: the utility model has a scientific and reasonable structure, is safe and convenient to use, and is provided with a buffer spring that can effectively reduce the pressure on the stamping die during the stamping process of the stamping machine; The plate prevents the deviation between the mold and the parts during the stamping process; a lubricating oil cylinder is provided to replenish the lubricating oil to the stamping mold in time; an oil distribution pipe is provided to distribute the lubricating oil evenly into the mold; a positioning pin hole is provided Make the positioning of the stamping die more accurate during installation; a fixed blind hole is provided to make the stamping die more fixed when it is connected and installed with the punching machine.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a schematic diagram of the installation structure of the buffer spring of the present invention;

Fig. 3 is a schematic diagram of the installation structure of the utility model lubricating oil cylinder;

Labels in the figure: 1, upper mold base; 2, lower mold base; 3, mold handle; 4, forming punch; 5, pull rod; 6, buffer spring; 7, spring seat; 8, stamping die groove; 9, limit Clamping plate; 10. Installation panel; 11. Shaped rib; 12. Limiting end column; 13. Movable wedge; 14. Lubricating oil cylinder; 15. Oil distribution pipe; 16. Oil inlet; 17. Guide post; 18. Movable guide sleeve; 19, positioning pin hole, 20, fixed blind hole.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

Embodiment: As shown in Figure 1-3, the utility model provides a technical solution, a precision stamping die with a lubrication supply function, including an upper mold base 1, a lower mold base 2, a mold handle 3, and a forming punch 4 , pull rod 5, buffer spring 6, spring seat 7, stamping die groove 8, limiting clamping plate 9, mounting panel 10, shaped rib 11, limiting end column 12, movable wedge 13, lubricating oil cylinder 14, oil distribution pipe 15, Oil inlet 16, guide post 17, movable guide sleeve 18, positioning pin hole 19 and fixed blind hole 20, lower mold base 2 is fixedly supported under the bottom of upper mold base 1, and mold handle 3 is fixedly installed in the middle of the inner side of upper mold base 1 , the bottom of the inner side of the mold handle 3 is fixedly connected with the forming punch 4, and the outside of both sides of the mold handle 3 is movably installed with a pull rod 5, and the bottom of the pull rod 5 is fixedly installed with a buffer spring 6, and the bottom of the buffer spring 6 is fixedly supported by a spring seat 7, and the spring The bottom of the seat 7 is fixed with a stamping die groove 8, and the two sides of the bottom of the stamping die groove 8 are fixedly installed with limiting clamps 9, and the outside of the stamping die groove 8 is fixedly inlaid with an installation panel 10, and the bottom of the installation panel 10 is fixed with a shaped rib 11 , both sides of the shaped rib 11 are restricted to be installed with a restriction end column 12, and the top of the two sides of the installation panel 10 is fixedly installed with a lubricating oil cylinder 14, and the upper part of the lubricating oil cylinder 14 is sealed and connected with an oil distribution pipeline 15, and the upper mold base 1 All through guide post 17 and movable guide sleeve 18 movably connected between lower mold base 2, lower mold base 2 inner sides all offer dowel hole 19, and dowel pin hole 19 inboards offer fixed blind hole 20.

In order to make the restricting end post 12 more stable and firm when being restricted, in this embodiment, preferably, a movable wedge 13 is movably inserted above the restricting end post 12 .

In order to facilitate the replenishment of lubricating oil in the lubricating oil cylinder 14 , in this embodiment, preferably, an oil inlet 16 is fixedly opened above the oil distribution pipe 15 .

In order to avoid deflection when the guide post 17 and the movable guide sleeve 18 move, in this embodiment, preferably, the outer diameter of the guide post 17 is equal to the inner diameter of the movable guide sleeve 18 .

In order to improve the mechanical strength and service life of the upper mold base 1 and the lower mold base 2, in this embodiment, preferably, the upper mold base 1 and the lower mold base 2 are both made of high-quality tungsten steel.

The working principle and use process of the utility model: during the use of the stamping die, the upper die base 1 and the lower die base 2 of the stamping die are fixedly connected with the punching machine and the stamping workbench respectively, and the lower die base 2 and its The positioning pin hole 19 and the fixed blind hole 20 opened inside make the installation and positioning of the stamping die between the stamping tables more accurate. During stamping, the parts are placed in the stamping die groove 8 below the forming punch 4 and passed through the shaping ribs. 11 and the restriction of the end column 12, so that the stamping part does not deflect when stamping in the stamping die, and the movable connection between the guide post 17 and the movable guide sleeve 18 is convenient The movement and connection between the buffer spring 6 and the spring seat 7 can effectively reduce the pressure on the internal components of the stamping die during stamping, and prevent the stamping die from being deformed due to excessive pressure. During the stamping process, the lubricating oil cylinder 14 and the oil distribution pipe 15 will replenish the lubricating oil to the internal components of the mold in time to prevent the excessive wear between the mold and the parts due to the lack of lubricating oil when the stamping die is stamping, so that the parts are stamped. After forming, its appearance quality is higher.

Finally, it should be noted that: the above is only a preferred example of the utility model, and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, It is still possible to modify the technical solutions described in the foregoing embodiments, or to perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (5)

1. a kind of precise punching die having lubrication functions of physical supply, including upper die holder (1), lower die holder (2), die shank (3), molding Punch-pin (4), buffer spring (6), spring base (7), punching press die cavity (8), limitation snap-gauge (9), installation panelling (10), is determined pull rod (5) Type rib (11), movable tapered wedge (13), lubrication oil cylinder (14), oil distributing pipe road (15), oil inlet (16), is led limitation newel post (12) Column (17), movable guide bush (18), dowel hole (19) and fixed blind hole (20), it is characterised in that：Under upper die holder (1) bottom Side is fixed to be supported by lower die holder (2), and upper die holder (1) middle inside is installed with die shank (3), die shank (3) inside Bottom is fixedly connected with forming convax mould (4), and pull rod (5), the pull rod (5) are movably installed with outside die shank (3) both sides Bottom part down is installed with buffer spring (6), and buffer spring (6) bottom is fixed and is supported by spring base (7), the spring Seat (7) bottom, which is fixed, offers punching press die cavity (8), and restricted snap-gauge (9) is fixedly mounted in punching press die cavity (8) two bottom sides, Fixed mounting has installation panelling (10), installation panelling (10) bottom to be fixed with sizing rib on the outside of the punching press die cavity (8) (11), restricted newel post (12), installation panelling (10) two sides are installed in limitation above sizing rib (11) both sides Lubrication oil cylinder (14) is installed with above portion, upper seal is connected with oil distributing pipe road in the middle part of the lubrication oil cylinder (14) (15), it is flexibly connected by guide post (17) and movable guide bush (18) between the upper die holder (1) and lower die holder (2), under described Edge offers dowel hole (19) on the inside of die holder (2), and fixed blind hole (20) is offered on the inside of the dowel hole (19).

2. a kind of precise punching die having lubrication functions of physical supply according to claim 1, it is characterised in that：The limit Activity is plugged with movable tapered wedge (13) above newel post (12) processed.

3. a kind of precise punching die having lubrication functions of physical supply according to claim 1, it is characterised in that：Described point Fixation offers oil inlet (16) above oil-piping (15).

4. a kind of precise punching die having lubrication functions of physical supply according to claim 1, it is characterised in that：It is described to lead The overall diameter of column (17) and the interior diameter of movable guide bush (18) are equal in magnitude.

5. a kind of precise punching die having lubrication functions of physical supply according to claim 1, it is characterised in that：On described Die holder (1) and lower die holder (2) are a kind of component of high-quality wolfram steel material.