CN219052644U

CN219052644U - Integrated stamping die

Info

Publication number: CN219052644U
Application number: CN202223509131.1U
Authority: CN
Inventors: 胡宣
Original assignee: Xiamen Ruiji Industry & Trade Co ltd
Current assignee: Ruiji Xiamen Electromechanical Industry Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-23
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses an integrated stamping die which comprises a pressure head and a pressing seat, wherein a lower die holder is arranged in the pressing seat, and a lower groove is formed in the lower die holder in a penetrating manner along a specified direction; the specified direction is perpendicular to the stamping direction of the pressure head; the pressing seat is provided with a pressing needle which extends into the lower groove and is driven by the pressing cylinder to press towards the center of the lower groove. The utility model integrates the tools required by processing the workpiece (namely, the pressing seat is provided with the pressing needle), realizes the pressing forming processing of the end after the stamping processing, and avoids the error problem caused by repeated clamping and positioning in a plurality of working procedures, thereby improving the qualification rate of the product and further reducing the processing cost of the workpiece.

Description

Integrated stamping die

Technical Field

The utility model relates to the field of stamping dies, in particular to an integrated stamping die special for red copper workpieces.

Background

The red copper is applied to conductive products, and is cylindrical as a whole due to higher value, such as a workpiece A, and comprises a middle section and side sections, wherein the two side sections are arranged at two ends of the middle section, the outer diameter of the middle section is smaller than that of the side sections, and conical inner notches are formed at the ends of the two side sections.

In the prior art, the production and processing flow of the workpiece A is that after a raw material rod is obtained, the raw material rod is subjected to stamping operation, a stamped prepared workpiece is transported to an end head forming tool, and the inner notch processing operation of the end head is performed, so that the workpiece A is obtained. Obviously, the above processing requires two tooling cooperation and two clamping and positioning steps, namely: the positioning of the raw material rod and the positioning of the prepared workpiece can cause errors in the positioning process of the workpiece every time, so that the reject ratio of the workpiece is increased, and the processing cost of the product is directly influenced due to higher material value of the workpiece.

Therefore, how to improve the existing tooling on the basis of the structure, integrating the tooling with two procedures to solve the technical problems in the prior art is one of the problems that the technicians in the field need to study.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model aims to provide an integrated stamping die special for a red copper workpiece A.

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

an integrated stamping die, which comprises a pressure head and a pressure seat, wherein:

a lower die holder is arranged in the pressing seat, and a lower groove is formed in the lower die holder in a penetrating manner along a specified direction;

the specified direction is perpendicular to the stamping direction of the pressure head;

the pressing seat is provided with a pressing needle which extends into the lower groove and is driven by the pressing cylinder to press towards the center of the lower groove.

Further preferred is: the end of the pressing needle extending into the lower groove is a forming end, and a forming protrusion is arranged at the end of the forming end.

Further preferred is: the forming protrusion is conical.

Further preferred is: the bottom of the pressing seat is provided with a base plate, and the pressing cylinder is assembled on the base plate through a fixing plate.

Further preferred is: the fixing plate is locked with the base plate through the fixing pins;

and the fixing pins are provided with base through holes and fixing plate through holes.

Further preferred is: the fixed feet are connected with the fixed plate through screws;

the screw is arranged along the stamping direction and passes through the through hole of the fixing plate to be in threaded connection with the fixing plate.

Further preferred is: the fixing feet are locked with the base plate through screws;

the screw is arranged along the appointed direction and passes through the substrate through hole to be in threaded connection with the substrate.

Further preferred is: the lower groove is formed by communicating a middle groove and side grooves which are communicated with each other;

the two side position grooves are positioned at two ends of the middle position groove;

the pressing needle extends into the side position groove.

Further preferred is: the side position groove is provided with a residual material section.

Further preferred is: the pressing head is provided with an upper pressing die, the upper pressing die is provided with an upper groove, and the upper groove is communicated with the lower groove in a closing way to form a forming cavity.

After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:

the utility model integrates the tools required by processing the workpiece A (namely, the pressing seat is provided with the pressing needle), realizes the pressing forming processing of the end after the stamping processing, and avoids the error problem caused by repeated clamping and positioning in a plurality of working procedures, thereby improving the qualification rate of products and further reducing the processing cost of the workpiece A.

Drawings

FIG. 1 is a perspective view of an integrated stamping die according to an embodiment of the present utility model;

FIG. 2 is a top view of the die holder in accordance with an embodiment of the utility model;

FIG. 3 is a perspective view showing a stamping state of the integrated stamping die according to the embodiment of the present utility model;

fig. 4 is a structural cross-sectional view of a punched state of the integrated punching die according to the embodiment of the present utility model.

The reference numerals in the above description are as follows:

A. a workpiece;

100. a pressure head; 110. performing upper pressing;

200. pressing a base; 210. a substrate; 220. a lower template; 230. a template; 240. a positioning block; 250. a lower die holder;

300. a pressing group; 310. a pressing cylinder; 320. pressing the needle;

400. a fixing plate; 410. and fixing the feet.

Detailed Description

Technical problems existing in the prior art: the processing of the workpiece A has multiple working procedures and multiple clamping, and the problems of error and high processing cost are caused.

The inventor aims at the technical problems, and through analyzing reasons, the inventor finds an integrated stamping die which comprises a pressing head and a pressing seat, wherein: a lower die holder is arranged in the pressing seat, and a lower groove is formed in the lower die holder in a penetrating manner along a specified direction; the specified direction is perpendicular to the stamping direction of the pressure head; the pressing seat is provided with a pressing needle which extends into the lower groove and is driven by the pressing cylinder to press towards the center of the lower groove.

In the technical scheme, the tooling required by processing the workpiece A is integrated (namely, the pressing seat is provided with the pressing needle), after the stamping processing is realized, the pressing forming processing of the end is performed, the error problem caused by repeated clamping and positioning in a plurality of working procedures is avoided, the qualification rate of products is improved, and the processing cost of the workpiece A is further reduced.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

With reference to fig. 1 to 4, an integrated stamping die performs integrated processing operations of stamping and pressing against forming only on a workpiece a, and aims to realize one-time processing operation on the workpiece a by using a set of tools, so that the processing efficiency is improved, the reject ratio of products is avoided, and the products are ensured to meet the requisite technical requirements.

Referring to fig. 1 to 4, the integrated stamping die includes a press base 200, a press head 100, and a forming set, wherein the press head 100 is assembled on the stamping driving member, and performs a downward stamping operation toward the press base 200, and the forming set is assembled on the press base 200.

As shown in fig. 1 to 4, the press head 100 includes an upper press die 110, and a press plate, wherein the upper press die 110 is assembled on the press plate and is disposed near the press seat 200, and the press plate is assembled on a press driving member; the specific method is as follows: the stamping plate comprises an upper bottom plate, an upper die ring, an upper die pad and an upper die, wherein the upper bottom plate is rectangular, the upper die ring is circular and fixed on one side of the upper bottom plate, which is close to the lower die holder 250, the upper die is a solid cylinder, the upper die is positioned in the upper die ring and is concentrically arranged with the upper die ring, and the outer diameter of the upper die is smaller than the inner diameter of the upper die ring, namely: and a gap is formed between the upper die ring and the upper die, and the gap is in a circular ring shape. The upper die cushion is arranged between the upper die ring and the upper die, is matched with the upper die in size, and is clamped between the upper die and the upper die ring.

In order to ensure the stability and accuracy of the assembly between the upper die and the upper die ring, a gap ring is assembled at the annular gap, and the gap ring fills the gap position and is positioned between the upper die and the upper die ring, as shown in fig. 1 to 4. It should be noted that: the upper die protrudes out of the upper die ring, and the thickness of the upper die ring is consistent with that of the clearance ring.

Referring to fig. 1 to 4, the upper die 110 is rectangular, and has an upper groove in the direction of the press seat 200, the upper groove is a strip-shaped inner groove, and the upper groove is adapted to the shape of the desired product. The specific method is as follows: the upper groove comprises a middle groove and side grooves, the middle groove and the side grooves are semicircular inner grooves, the side grooves are located at two ends of the middle groove, the inner diameter of each side groove is smaller than that of the middle groove, and each side groove is in butt joint and communication with two ends of the middle groove through a transition groove.

It should be noted that: the axial length of each side position groove is greater than the axial length of the corresponding position of the workpiece A, the part of the side position groove greater than the side end of the workpiece A is a residual material section, and the setting of the residual material section can effectively accommodate and position the prepared workpiece of the axial clamping pin due to stamping forming.

Referring to fig. 1 to 4, the press base 200 includes a base 210, a lower die plate 220, a die plate 230 and a lower die holder 250, wherein the two die plates 230 are symmetrically distributed and are fixed on the plate of the press base 200, a mounting cavity of the lower die holder 250 is formed between the two die plates 230, a yielding gap is formed on one side of each die plate 230 facing the press head 100, and the yielding gap allows the upper die 110 to be pressed down.

As shown in fig. 1 to 4, the lower die holder 250 is located in the installation cavity and is fixed above the die plates 230, but a gap is provided between the lower die holder 250 and the die plates 230, the number of the two positioning blocks 240 is two, and the two positioning blocks 240 are respectively located between each die plate 230 and the lower die holder 250; the positioning block 240 is fixed on the lower die plate 220, the positioning block 240 is provided with a protrusion towards the direction of the lower die holder 250, and the protrusion is inserted into the recess of the lower die holder 250 to realize further positioning of the lower die holder 250. It should be noted that: the positioning block 240 is detachably mounted on the lower die plate 220, and in order to adjust the distance between the die plate 230 and the lower die holder 250, the positioning block 240 may be of different sizes, so as to achieve the purpose of adjusting and positioning the lower die holder 250, thereby achieving high adaptability.

As shown in fig. 1 to 4, the lower mold plate 220 is fixed on the substrate 210, and two sides of the substrate 210 protrude from the lower mold plate 220. The specific method is as follows: the substrate 210 is a rectangular plate body, the lower die plate 220 is a rectangular plate body, the long side length of the substrate 210 is longer than the long side length of the lower die plate 220, so that two ends of the substrate 210 protrude from the lower die plate 220, and the portion of the substrate 210 protruding from the lower die plate 220 is an installation part.

As shown in fig. 1 to 4, it should be noted that: the height of the die plate 230 along the stamping direction is greater than the height of the positioning block 240 along the same direction, namely: the template 230 protrudes from the positioning block 240; the height of the positioning block 240 along the stamping direction is smaller than the height of the lower die holder 250 along the same direction, but the height of the lower die holder 250 along the stamping direction is smaller than the lowest height of the die plate 230 along the same direction.

Preferably: as shown in fig. 1 to 4, the two templates 230 are connected by a transverse plate to form a lower die body, the lower die body comprises a transverse plate and two templates 230 which are integrally connected, the cross section of the lower die body is in a U shape, and the opening of the lower die body is arranged towards the direction of the pressure head 100; the lower die body is fixed on the lower die plate 220, the lower die base 250 and the positioning block 240 are fixed on the transverse plate of the lower die body, and the positioning block 240 is located between the die plate 230 and the lower die base 250.

As shown in fig. 1 to 4, the lower die holder 250 is provided with a lower groove toward the direction of the pressing head 100, the lower groove is a strip-shaped inner groove, and the lower groove is adapted to the shape of the desired product. The specific method is as follows: the lower groove comprises a middle groove and side grooves, the middle groove and the side grooves are semicircular inner grooves, the side grooves are located at two ends of the middle groove, the inner diameter of each side groove is smaller than that of the middle groove, and each side groove is in butt joint and communication with two ends of the middle groove through a transition groove.

As shown in fig. 1 to 4, the pressing group 300 is assembled at the mounting portion of the pressing seat 200, the pressing group 300 includes a pressing pin and a pressing cylinder 310, and the pressing pin is assembled on the output shaft of the pressing cylinder 310 and is driven by the pressing cylinder 310 to perform pressing molding. The specific method is as follows: the pressing cylinder 310 is mounted at the mounting portion by pressing the fixing plate 400, the fixing plate 400 is fixed on the base and is located at the mounting portion, the bottom of the fixing plate 400 is locked with the side wall of the base plate 210 through the fixing leg 410, the fixing leg 410 is in a triangular shape of a supporting leg, the inclined edge is a concave arc edge and is used for inserting a screw, the screw is a transverse screw and a vertical screw, the transverse screw penetrates through the fixing leg 410 to be locked with a screw hole on the side wall of the base, and the vertical screw penetrates through the fixing leg 410 to be locked with the screw hole formed in the bottom of the fixing plate 400. The pressing cylinder 310 is locked on the fixed cover plate by a screw, and the output end of the pressing cylinder 310 is arranged towards the direction of the pressing seat 200.

As shown in fig. 1 to 4, the pressing pin 320 extends into the lower groove of the lower die holder 250. The specific method is as follows: one end of the pressing pin 320 is fixed at the output end of the pressing cylinder 310, and is driven by the pressing cylinder 310 to perform telescopic motion along the axial direction thereof, and the other end of the pressing pin 320 extends into a side slot of the lower slot and performs pressing forming operation corresponding to the workpiece end after press forming. It should be noted that: the end of the pressing pin 320 extending into the lower groove is a forming end, and the shape of the forming end is matched with the shape of the workpiece end.

Referring to fig. 1 to fig. 4, in order to adapt to the technical requirements and product needs of the workpiece, the number of the pressing groups 300 is two, the two pressing groups 300 are symmetrically distributed, and the pressing cylinders 310 in the two pressing groups 300 can respectively drive the pressing forming operation, and can also synchronously press the workpiece in the downward groove direction. Preferably: the two mortgage groups simultaneously, i.e. synchronously, perform the pressing forming operation in the downward slot direction, and the pressing ends of the pressing pins 320 in the two pressing groups 300 may have the same structure or different structures.

Referring to fig. 1 to 4, the specific working steps for processing the raw material rod by using the integrated stamping die to obtain a workpiece a are as follows:

the raw material rod is placed in the lower forming groove, the pressing head 100 is driven to press and displace downwards towards the pressing seat 200, the upper pressing die 110 and the lower die seat 250 are buckled with each other, and at the moment, the upper forming groove and the lower forming groove are communicated in a closed mode, a forming cavity of a workpiece is formed, and therefore the raw material rod is pressed and machined to prepare the workpiece.

After stamping forming, obtaining the preparation workpiece, wherein the preparation workpiece is placed in the lower groove;

and driving the two pressing groups 300, wherein the pressing cylinder 310 in each pressing group 300 drives the pressing needle 320 to perform pressing forming operation towards the downward groove direction, so that the two ends of the prepared workpiece are respectively pressed to obtain the workpiece A.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. Integrated form stamping die, its characterized in that: it includes pressure head and pressure seat, wherein:

2. The integrated stamping die of claim 1, wherein: the end of the pressing needle extending into the lower groove is a forming end, and a forming protrusion is arranged at the end of the forming end.

3. The integrated stamping die of claim 2, wherein: the forming protrusion is conical.

4. The integrated stamping die of claim 1, wherein: the bottom of the pressing seat is provided with a base plate, and the pressing cylinder is assembled on the base plate through a fixing plate.

5. The integrated stamping die of claim 4, wherein: the fixing plate is locked with the base plate through the fixing pins;

6. The integrated stamping die of claim 5, wherein: the fixed feet are connected with the fixed plate through screws;

7. The integrated stamping die of claim 5, wherein: the fixing feet are locked with the base plate through screws;

8. The integrated stamping die of claim 1, wherein: the lower groove is formed by communicating a middle groove and side grooves which are communicated with each other;

the pressing needle extends into the side position groove.

9. The integrated stamping die of claim 8, wherein: the side position groove is provided with a residual material section.

10. The integrated stamping die of claim 1, wherein: the pressing head is provided with an upper pressing die, the upper pressing die is provided with an upper groove, and the upper groove is communicated with the lower groove in a closing way to form a forming cavity.