CN218080004U - Stamping die easy to replace - Google Patents

Abstract

The utility model discloses a stamping die who easily changes, including installing the last mould in the press below, install the lower mould on the base, the base is located the below of press, the movable location strip of installing four mutual parallel arrangement of detachable on the upper surface of base, be located two high location strips in the middle of the base respectively, be located the low location strip of high location strip both sides, the lower mould includes the fixing base, install the lower mould body on the fixing base, the size of fixing base is greater than the size of lower mould body, two high location strips support the below at the fixing base, stamping die is still including being used for compressing tightly the stationary blade on high location support bar with the lower mould, the stationary blade has two at least, be corresponding to two high location strips respectively, one side of stationary blade compresses tightly on the fixing base, the opposite side compresses tightly on rather than the low location strip of homonymy through increasing the gasket, the stationary blade passes through retaining member locking on the base. The stamping die is simple in structure, and dies of different sizes can be replaced quickly and conveniently.

Description

Stamping die easy to replace

Technical Field

The utility model relates to a sheet metal component stamping die technical field especially relates to an easy stamping die who changes.

Background

The stamping die is a special technological device capable of processing materials into parts or semi-finished products in the cold stamping processing process, also called as a cold stamping die, in the manufacturing of sheet metal part products, a large number of different stamping dies are needed to be pressed step by step, for example, after a mounting plate of a case is punched, a groove needs to be pressed at two through holes in the middle of the side edge, so that positioning and installation of bolts are facilitated; because of space and cost problems, multiple dies use the same press, and the dies need to be replaced when different shapes are pressed, so that the die replacement process is simple and quick, and the reduction of the cost of parts is the direction of improvement of the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an easy stamping die who changes.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides an easy stamping die who changes, is including installing last mould, the lower mould of installing on the base in the press below, the base is located the below of press, movable installation on the upper surface of base has four mutual parallel arrangement's of detachable location strip, is two high location strips in the middle of being located the base respectively, is located the low location strip of high location strip both sides, the lower mould includes the fixing base, installs lower mould body on the fixing base, the size of fixing base is greater than the size of lower mould body, two high location strips support in the below of fixing base, stamping die is still including being used for compressing tightly the lower mould stationary blade on the high location support bar, the stationary blade has at least two, is corresponding to two high location strips respectively, one side of stationary blade compresses tightly on the fixing base, the opposite side compresses tightly on rather than the low location strip of homonymy through increasing the gasket, the stationary blade passes through the retaining member locking on the base.

As a specific implementation manner, a plurality of positioning through grooves are formed in the upper surface of the base, the extending direction of the grooves of the positioning through grooves is perpendicular to the extending direction of the length of the positioning strips, and the bottom ends of the positioning strips are provided with sliding blocks which are matched with the positioning through grooves in a clamping manner.

As a specific implementation mode, the retaining member includes locking screw and nut that the screw thread links to each other, locking screw sets up along vertical direction and its bottom is provided with the lug that the complex card was established at the logical inslot in location, the stationary blade cover is established it will to cooperate through nut and locking screw on the locking screw the stationary blade compresses tightly on the fixing base.

As a specific implementation mode, the lower mould still includes infrabasal plate and pilot pin, the infrabasal plate is located between fixing base and lower mould body, be provided with down the type groove on the lower mould body, the mounting hole has been seted up to the bottom surface in type groove down, set up on the infrabasal plate with the hole of mounting hole one-to-one in position and quantity, pilot pin and mounting hole one-to-one in quantity and position.

As a specific implementation mode, the top end face of the positioning needle is provided with a smooth arc-shaped face, and the positioning needle is sleeved with a spring.

As a specific implementation mode, go up the mould including installing the last base on the press, the below of going up the base is provided with the mould body, go up the mould body along the installation of vertical direction activity the below of going up the base, go up the last type groove of having seted up on the mould body, go up the type groove with down the type groove one-to-one in quantity and position, be provided with the drift that extends along vertical direction on the lower surface of going up the base, the drift with go up the type groove one-to-one in quantity and position, the lower tip of drift wears to establish through go up the type groove.

As a specific implementation manner, an elastic member is disposed between the upper mold body and the upper base, and upper and lower ends of the elastic member are respectively fixed on the bottom surface of the upper base and the upper surface of the upper mold body.

As a specific implementation mode, the press machine is provided with guide posts arranged along the vertical direction, and the upper base, the upper die body, the lower die body and the lower base plate are provided with guide holes corresponding to the guide posts in position and quantity.

In a specific embodiment, the fixing piece is Z-shaped.

In a specific embodiment, there are a plurality of the raised spacers, and the thickness of the raised spacers is the same or different.

Compared with the prior art, the utility model discloses a beneficial technological effect: set up the base of installation lower mould into adjustable high location strip and low location strip as bearing structure, two high location strips are used for bearing the fixing base of lower mould bottom, adjust the position of two high locations in the constant head tank, can adapt to not unidimensional lower mould, the fixing base both sides of lower mould are fixed through the stationary blade, the outer end setting of stationary blade is on a plurality of pads that increase on low location strip, set up corresponding increase gasket quantity, can adapt to the vertical height of different lower moulds, height and the interval between two high location strips through the adjustment stationary blade, the mould that can be quick to the difference is changed, change fast, high efficiency.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

FIG. 1 is an overall view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic view of the product mounting plate before stamping of the present invention;

FIG. 4 is a schematic view of the punched product mounting plate of the present invention;

wherein: 1. a guide post; 2. an upper base; 3. a punch; 4. an elastic member; 5. an upper die body; 6. a positioning pin; 7. a lower die body; 8. a lower substrate; 9. a fixing sheet; 10. a fixed seat; 11. a locking member; 12. heightening the gasket; 13. a high positioning bar; 14. a low positioning bar; 15. a base; 16. positioning the through groove; 17. and (7) mounting the plate.

Detailed Description

The technical solution of the present invention is further explained by the specific embodiments with reference to fig. 1-4.

Referring to fig. 1 to 4, an easily replaceable stamping die is provided for pressing a mounting groove on a mounting plate 17, and includes an upper die installed below a press machine, and a lower die installed on a base 15, the base 15 is located below the press machine, four detachable positioning strips arranged in parallel are movably installed on the upper surface of the base 15, the four detachable positioning strips are respectively two high positioning strips 13 located in the middle of the base 15 and low positioning strips 14 located on two sides of the high positioning strips 13, the lower die includes a fixing seat 10 and a lower die body 7 installed on the fixing seat 10, the size of the fixing seat 10 is larger than that of the lower die body 7, the two high positioning strips 13 are supported below the fixing seat 10, the stamping die further includes fixing plates 9 for pressing the lower die onto the high positioning support bars, the fixing plates 9 have at least two pieces, which correspond to the two high positioning strips 13 respectively, one side of each fixing plate 9 is pressed onto the upper surface of the fixing seat 10, the other side of each fixing plate is pressed onto the upper surface of the low positioning strip 14 on the same side through a heightening gasket 12, and the fixing plates 9 are locked onto the base 15 through locking pieces 11.

Specifically, a plurality of positioning through grooves 16 are formed in the upper surface of the base 15, the channel extending direction of the positioning through grooves 16 is perpendicular to the length extending direction of the positioning strips, and the bottom ends of the positioning strips are provided with sliding blocks which are clamped in the positioning through grooves 16 in a matched mode. Through this mode of setting up, can be convenient for to not unidimensional lower mould, adjust the interval between two high location strips 13, easy operation, swift. In addition, the heightening gaskets 12 are added on the low positioning strips 14 so that the fixing pieces 9 can tightly press the fixing seats 10, the sizes of the heightening gaskets 12 can be adjusted conveniently according to the thicknesses of different lower dies, and the fixing pieces 9 are ensured to be installed firmly. Here, the raised part 12 may be provided in plural, and the thickness of the raised part 12 may be selected to be the same or different as required. Here, the fixing piece 9 is a "Z" shaped fixing piece 9.

In this embodiment, the locking member 11 includes a locking screw and a nut connected to each other by a thread, the locking screw is disposed along a vertical direction, and a protrusion is disposed at a bottom of the locking screw and engaged with the positioning through groove 16, and the fixing piece 9 is sleeved on the locking screw and then pressed against the fixing seat 10 by the nut engaging with the locking screw. Can be convenient for fix stationary blade 9 through retaining member 11, easy operation is convenient.

Here, go up the mould including installing last base 2 on the press, the below of going up base 2 is provided with mould body 5, go up the below of mould body 5 along the movable installation of vertical direction at last base 2, go up the last type groove of having seted up on mould body 5, go up type groove and down type groove one-to-one in quantity and position, be provided with the drift 3 that extends along vertical direction on the lower surface of going up base 2, drift 3 and last type groove one-to-one in quantity and position, the lower tip of drift 3 wears to establish through last type groove.

Here, an elastic member 4 is disposed between the upper mold body 5 and the upper base 2, and upper and lower ends of the elastic member 4 are respectively fixed to the bottom surface of the upper base 2 and the upper surface of the upper mold body 5. Specifically, the elastic member 4 is a spring connected to four corners of the upper die body 5. Through setting up elastic component 4, in the lower mould in-process of last mould, go up the back of mould body 5 butt on lower mould body 7, drift 3 continues down in order to accomplish the punching press operation. Through setting up elastic component 4, make the contact between last mould body 5 and the lower mould body 7 obtain the buffering, reduced the damage that hard contact brought.

The press machine is also fixedly provided with guide columns 1, the guide columns 1 are arranged along the vertical direction, and guide holes which correspond to the guide columns 1 in position and quantity are formed in the upper base 2, the upper die body 5, the lower die body 7 and the lower substrate 8. In the punching process, the upper die with the punch 3 on the upper portion of the press machine is moved to the position of the lower die, the working arm on the press machine is moved downwards to the guide post 1 to be aligned and inserted into the guide holes on the lower die body 7 and the lower die 8, the positions of the upper die and the lower die are accurately adjusted through the guide post 1, and the upper base 2 drives the punch 3 to punch downwards along the axial direction of the guide post 1 in the punching process.

In this example, the lower mold further includes a lower substrate 8 and positioning pins 6, the lower substrate 8 is located between the fixing base 10 and the lower mold body 7, a lower groove is formed in the lower mold body 7, mounting holes are formed in the bottom surface of the lower groove, holes corresponding to the mounting holes in position and number are formed in the lower substrate 8, and the positioning pins 6 correspond to the mounting holes in number and position. The top end face of the positioning needle 6 is provided with a smooth arc-shaped face, and the positioning needle 6 is sleeved with a spring. Through pilot pin 6 for in stamping process, treat on the mounting panel 17 that the suppression recess goes up fashioned through-hole cover at the top of pilot pin 6, in order to treat suppression mounting panel 17 and fix a position, because of the cover is equipped with the spring on this pilot pin 6, the pilot pin 6 kick-backs after the suppression is accomplished, drives mounting panel 17 and breaks away from the lower mould, effectively prevents that the groove position that suppresses from gluing even on the lower mould on mounting panel 17.

In this example, according to the punching press demand, this drift 3 has two, and the bottom of drift 3 and side all are provided with transition fillet, and the upper end of drift 3 is installed on last base 2. Through two drifts 3, can realize two recess one shot forming suppression on the mounting panel 17, easy operation, swift, work efficiency improves greatly.

The working process of the utility model is as follows:

firstly, according to the diagrams 1-4, an upper die is arranged at the bottom of a moving part of a press, a lower die is fixed on a base 15, two through holes at positions to be pressed on an installation plate 17 are correspondingly sleeved on two positioning pins 6 and are laid flat;

then, the upper base 2, the punch 3 and the upper die body 5 are driven by the press to move downwards, and the punch 3 penetrates through an upper groove on the upper die body 5 and a lower groove on the lower die body 7 to press the corresponding position of the mounting plate 17 into a groove;

finally, the mounting plate 17 after pressing is taken away, and the mounting plate 17 to be pressed is placed into the mounting plate 17 to be pressed for operation.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims (10)

1. The utility model provides an easy stamping die who changes, is including installing last mould, the lower mould of installing on the base in the press below, the base is located the below of press, a serial communication port, the movable location strip of installing four mutual parallel arrangement of detachable on the upper surface of base, be located the low location strip of high location strip both sides for two high location strips in the middle of being located the base respectively, the lower mould includes the fixing base, installs lower mould body on the fixing base, the size of fixing base is greater than the size of lower mould body, two high location strips support the below at the fixing base, stamping die is still including being used for compressing tightly the lower mould stationary blade on the high location support bar, the stationary blade has two at least, is corresponding to two high location strips respectively, one side of stationary blade compresses tightly on the fixing base, the opposite side compresses tightly on rather than the low location strip of homonymy through increasing the gasket, the stationary blade is in through retaining member locking on the base.

2. The easy-to-replace stamping die according to claim 1, wherein a plurality of positioning through grooves are formed in the upper surface of the base, the extending direction of the grooves of the positioning through grooves is perpendicular to the extending direction of the length of the positioning strips, and the bottom ends of the positioning strips are provided with sliding blocks which are matched and clamped in the positioning through grooves.

3. The easily replaceable stamping die as claimed in claim 1, wherein the locking member includes a locking screw and a nut connected with each other by a thread, the locking screw is disposed along a vertical direction and a protrusion engaged with the locking screw and disposed in the positioning through groove is disposed at the bottom of the locking screw, and the fixing piece is disposed on the locking screw and then pressed on the fixing seat by the engagement of the nut and the locking screw.

4. The easy-to-replace stamping die of claim 1, wherein the lower die further comprises a lower base plate and positioning pins, the lower base plate is located between the fixing seat and the lower die body, the lower die body is provided with a lower groove, the bottom surface of the lower groove is provided with mounting holes, the lower base plate is provided with holes corresponding to the mounting holes in position and quantity one by one, and the positioning pins correspond to the mounting holes in quantity and position one by one.

5. The easily replaceable stamping die of claim 4, wherein the top end face of the positioning pin has a smooth arc-shaped face, and the positioning pin is sleeved with a spring.

6. The easy-to-replace stamping die of claim 4, wherein the upper die comprises an upper base installed on the press, an upper die body is arranged below the upper base, the upper die body is movably installed below the upper base along the vertical direction, an upper shaping groove is formed in the upper die body, the upper shaping groove and the lower shaping groove are in one-to-one correspondence in number and position, a punch extending along the vertical direction is arranged on the lower surface of the upper base, the punch and the upper shaping groove are in one-to-one correspondence in number and position, and the lower end of the punch penetrates through the upper shaping groove.

7. The easily replaceable stamping die of claim 6, wherein an elastic member is disposed between the upper die body and the upper base, and upper and lower ends of the elastic member are respectively fixed on the bottom surface of the upper base and the upper surface of the upper die body.

8. The easy-to-replace stamping die according to claim 6, wherein the press is provided with guide posts arranged along the vertical direction, and the upper base, the upper die body, the lower die body and the lower base plate are provided with guide holes corresponding to the guide posts in position and number one by one.

9. An easily replaceable press die as claimed in claim 1, wherein the fixing tab is "Z" shaped.

10. An easily replaceable press die as claimed in claim 1, wherein the raised pad is provided in plural numbers, and the thickness of the raised pads is the same or different.

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