CN212944979U

CN212944979U - Crescent structure valve block stamping die

Info

Publication number: CN212944979U
Application number: CN202021161854.5U
Authority: CN
Inventors: 张立梅
Original assignee: Tianjin Dingyan Precision Die Co ltd
Current assignee: Tianjin Dingyan Precision Die Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-04-13
Anticipated expiration: 2030-06-22

Abstract

The utility model aims at providing a crescent moon structure valve block stamping die, its characterized in that: the jig assembly comprises a bottom jig plate, a top jig plate and a jig assembly, wherein the bottom jig plate is provided with four bottom jig positioning columns, the top jig plate is provided with four top jig positioning holes, the jig assembly comprises a bottom jig plate, a middle jig plate and a top jig plate, the bottom jig plate is provided with a jig and four jig positioning columns, and the middle jig plate is provided with a forming jig groove and four jig positioning holes; this stamping die all is equipped with the reference column that adopts to have a plurality of ball direction at mould part and tool part, this kind of dual location alignment compound die structure with a plurality of ball direction reference columns can promote the precision of compound die greatly, be used for realizing carrying out the registration to the stamping workpiece similar to crescent structure valve block and folding, increase the stationarity of compound die, avoid the compound die to strike the too big displacement error that causes, make the compound die, the drawing of patterns operation is nimble more freely, and is simple and convenient, and then compound die precision and product machining efficiency and quality have been improved.

Description

Crescent structure valve block stamping die

Technical Field

The utility model relates to a machine tooling mould tool field especially relates to a crescent moon structure valve block stamping die.

Background

In recent years, with the rapid development of the automobile industry, electronic information, household appliances, building materials, mechanical industry and the like in China, the mold industry is developed rapidly, the mold is an important technological device in material molding processing, the value of a product which can be produced is often many times that of the mold, and a large number of parts which have values and meet quality requirements can be easily produced in batches by utilizing the mold, so that the mold manufacturing level is an important mark for measuring the national manufacturing level; the stamping die is taken as a very common processing tool in the machining production process, which relates to the production efficiency and the product quality, how to finish the production quickly, efficiently and with quality and quantity guarantee is the aim of constantly pursuing and developing in the die processing industry, the generation of most stamping parts is finished by combining the stamping die with a forming jig, the processing equipment of the traditional stamping forming part only needs to position the die, the positioning of the die is utilized to drive the positioning of the jig, although the die closing effect can be ensured, but for some stamping parts with higher precision, larger errors exist, so that a positioning device is additionally arranged on the structure of the jig to carry out more accurate die closing, the die closing error can be reduced, the dies used in the market at the present stage are basically finished by mutually aligning a positioning column and a positioning hole, but the structures of the traditional positioning column and the positioning hole are simpler, lack the protection to the mould, the tool, because be in the punching press processing state for a long time, the produced heat of mutual friction between the mould tool in addition, can produce certain shrink influence to the metal material, make the closure of mould register not very accurate, need to the mould, the structure of tool improves, furthermore, and because the special construction of crescent moon structure valve block, the tool in the past all is the structure that links up an organic whole with the mould, inconvenient operation in the aspect of maintaining and changing, consequently, need improve the mould structure of current crescent moon structure valve block stamping workpiece, with the demand that satisfies actual production, improve the compound die precision, the notice of production efficiency, still guarantee processingquality, the processing problem that will solve at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adopt the reference column that has a plurality of ball direction to be equipped with at the mould part, and be equipped with the reference column that adopts and have a plurality of ball direction equally at the tool part, this kind of dual location alignment compound die structure with a plurality of ball direction reference columns can promote the precision of compound die greatly, a stamping workpiece for realizing crescent moon structure valve block registers folds, increase the stationarity of compound die, avoid the compound die to strike the displacement error that too big caused, make the compound die, the drawing of patterns operation is nimble more freely, and is simple and convenient, and then compound die precision and product machining efficiency and quality have been improved, be applicable to the stamping die of various machining production similar to crescent moon structure valve block.

The technical scheme of the utility model is that: the utility model provides a crescent moon structure valve block stamping die which characterized in that: the jig assembly comprises a bottom formwork, a top formwork and a jig assembly, wherein the top formwork is positioned at the upper part of the bottom formwork, the top formwork is movably connected with the bottom formwork, the jig assembly is positioned between the bottom formwork and the top formwork, the jig assembly is fixedly connected with the bottom formwork and the top formwork, four bottom formwork positioning columns are further arranged on the bottom formwork, the four bottom formwork positioning columns are respectively positioned at the four corners of the upper part of the bottom formwork, the four bottom formwork positioning columns are fixedly connected with the bottom formwork, four top formwork positioning holes are further arranged on the top formwork, the four top formwork positioning holes are respectively positioned at the four corners of the top formwork, the four top formwork positioning holes are respectively fixedly connected with the top formwork, the jig assembly comprises a bottom jig plate, a middle jig plate and a top jig plate, the bottom jig plate is positioned at the central position of the upper part of the bottom formwork, and the bottom formwork is fixedly connected with the bottom formwork, the bottom jig plate is further provided with a jig and four jig positioning columns, the jig is located at the central position of the bottom jig plate, the jig is fixedly connected with the bottom jig plate, the four jig positioning columns are respectively located at the four corners of the upper portion of the bottom jig plate, the four jig positioning columns are fixedly connected with the bottom jig plate, the middle jig plate is located between the bottom jig plate and the top jig plate, the middle jig plate is fixedly connected with the top jig plate and the top template plate through bolts, the middle jig plate is further provided with a forming jig groove and four jig positioning holes, the forming jig groove is located at the central position of the middle jig plate, the forming jig groove is fixedly connected with the middle jig plate, the four jig positioning holes are respectively located at the four corners of the middle jig plate, the four jig positioning holes are fixedly connected with the middle jig plate, the top jig plate is located at the central position of the bottom jig plate, The middle jig plate is arranged at the upper part of the middle jig plate, the top jig plate is arranged at the central position of the lower part of the top template, and the top jig plate is fixedly connected with the top template.

Furthermore, the four bottom die positioning columns are all ball guiding positioning columns with spring devices.

Further, the bottom jig plate, the middle jig plate and the top jig plate have the same plane structure, and the bottom jig plate, the middle jig plate and the top jig plate are all of bolt fixing structures.

Furthermore, the four top die positioning holes are all hollow structures.

Furthermore, the jig is a clamping groove type crescent structure jig.

Furthermore, the four jig positioning columns are all ball guiding positioning columns with spring devices.

Furthermore, the four jig positioning holes are all hollow holes with circular ring sheaths.

Furthermore, the structural distribution and the positional relationship of the four bottom die positioning columns at the four corners of the upper part of the bottom die plate are the same as the structural distribution and the positional relationship of the four top die positioning holes at the four corners of the top die plate.

Further, the structural distribution and the positional relationship of the jig at the middle position of the bottom jig plate are the same as those of the forming jig groove at the middle position of the middle jig plate, and are aligned.

Furthermore, the structural distribution and the positional relationship of the four jig positioning columns at the four corners of the upper part of the bottom jig plate are the same as the structural distribution and the positional relationship of the four jig positioning holes at the four corners of the middle jig plate.

The beneficial effects of the utility model reside in that: the stamping die adopts double alignment folding, the die part is provided with a positioning column adopting a plurality of ball guides, and the jig part is also provided with a positioning column adopting a plurality of ball guides, the double positioning alignment die closing structure with the plurality of ball guide positioning columns can greatly improve the accuracy of die closing, is used for realizing the alignment folding of a stamping part of a crescent structure valve plate, increases the stability of die closing, avoids displacement errors caused by overlarge die closing impact, enables the die closing and demoulding operation to be more flexible, simple and convenient, further improves the precision of die closing and the processing efficiency and quality of products, and an operator can disassemble and replace the die closing structure according to the actual production requirements, thereby ensuring the processing progress and the diversification of stamping forming, increasing the regulation and control performance of production, and being very quick and convenient to maintain, the tool adopts draw-in groove formula crescent moon structure tool, utilize the folding of the shaping tool groove that tool board middle part position department corresponds in, carry out stamping process with the material, and generate the stamping workpiece finished product of crescent moon structure, during the compound die, during every tool reference column inserted the tool locating hole of well tool board four corners position department respectively, the circular lantern ring structure that is equipped with can realize that the tool board is fixed to the registration of top tool board, and can also make every tool reference column pass respectively corresponding tool locating hole and with the contact of top tool board, let the rebound dynamics after the tool reference column compound die contact bigger, the drawing of patterns is facilitated, be applicable to the stamping die of the machining production of various similar to crescent moon structure valve blocks.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic diagram of the separation structure of the top mold plate and the bottom mold plate of the present invention.

Fig. 3 is the schematic view of the separation structure of the bottom jig plate, the middle jig plate and the top jig plate of the present invention.

Fig. 4 is a schematic diagram of the structure of the bottom jig plate of the present invention.

Wherein: 1. bottom die plate 2, bottom die positioning column 3 and top die plate

4. Top die positioning hole 5, jig assembly 6 and bottom jig plate

7. Tool 8, tool reference column 9, well tool board

10. Forming jig groove 11, jig positioning hole 12, and top jig plate

Detailed Description

The following provides a brief description of the embodiments of the present invention with reference to the accompanying drawings.

A crescent structure valve block stamping die shown in figure 1, figure 2, figure 3 and figure 4 is characterized in that: the die structure is composed of a bottom die plate 1, a top die plate 3 and a jig assembly 5, wherein the top die plate 3 is positioned at the upper part of the bottom die plate 1, the top die plate 3 is movably connected with the bottom die plate 1, the jig assembly 5 is positioned between the bottom die plate 1 and the top die plate 3, the jig assembly 5 is fixedly connected with the bottom die plate 1 and the top die plate 3, four bottom die positioning columns 2 are further arranged on the bottom die plate 1, the four bottom die positioning columns 2 are respectively positioned at the four corners of the upper part of the bottom die plate 1, the four bottom die positioning columns 2 are fixedly connected with the bottom die plate 1, four top die positioning holes 4 are further arranged on the top die plate 3, the four top die positioning holes 4 are respectively positioned at the four corners of the top die plate 3, the four top die positioning holes 4 are respectively fixedly connected with the top die plate 3, the jig assembly 5 is composed of a bottom jig plate 6, a middle jig plate 9, the bottom jig plate 6 is positioned at the central position of the upper part of the bottom template 1, the bottom jig plate 6 is fixedly connected with the bottom template 1, the bottom jig plate 6 is also provided with a jig 7 and four jig positioning columns 8, the jig 7 is positioned at the central position of the bottom jig plate 6, the jig 7 is fixedly connected with the bottom jig plate 6, the four jig positioning columns 8 are respectively positioned at the four corners of the upper part of the bottom jig plate 6, the four jig positioning columns 8 are fixedly connected with the bottom jig plate 6, the middle jig plate 9 is positioned between the bottom jig plate 6 and the top jig plate 12, the middle jig plate 9 is fixedly connected with the top jig plate 12 and the top template 3 by bolts, the middle jig plate 9 is also provided with a forming jig groove 10 and four jig positioning holes 11, the forming jig groove 10 is positioned at the central position of the middle jig plate 9, the forming groove 10 is fixedly connected with the middle jig plate 9, the four jig positioning holes 11 are respectively located at four corners of the middle jig plate 9, the four jig positioning holes 11 are fixedly connected with the middle jig plate 9, the top jig plate 12 is located at the upper portions of the bottom jig plate 6 and the middle jig plate 9, the top jig plate 12 is located at the central position of the lower portion of the top template 3, and the top jig plate 12 is fixedly connected with the top template 3. And the four bottom die positioning columns 2 are all ball guiding positioning columns with spring devices. The bottom jig plate 6, the middle jig plate 9 and the top jig plate 12 are identical in plane structure, and the bottom jig plate 6, the middle jig plate 9 and the top jig plate 12 are all of bolt fixing structures. The four top die positioning holes 4 are all hollow structures. The jig 7 is a jig with a clamping groove type crescent structure. The four jig positioning columns 8 are all ball guiding positioning columns with spring devices. The four jig positioning holes 11 are all hollowed holes with circular ring sheaths. The structural distribution and the positional relationship of the four bottom die positioning columns 2 at the four corners of the upper part of the bottom die plate 1 are the same as those of the four top die positioning holes 4 at the four corners of the top die plate 3. The structural distribution and the positional relationship of the jig 7 at the middle position of the bottom jig plate 6 are the same as those of the forming jig groove 10 at the middle position of the middle jig plate 9, and are aligned. The structural distribution and the positional relationship of the four jig positioning columns 8 at the four corners of the upper part of the bottom jig plate 6 are the same as those of the four jig positioning holes 11 at the four corners of the middle jig plate 9.

The working mode is as follows: the stamping die mainly comprises a bottom die plate 1, a top die plate 3 and a die assembly 5, wherein the die assembly 5 comprises a bottom die plate 6, a middle die plate 9 and a top die plate 12, the plane structures of the bottom die plate 6, the middle die plate 9 and the top die plate 12 are the same, so that the bottom die plate 6, the middle die plate 9 and the top die plate 12 can be kept in the same folding region during die assembly, the bottom die plate 6, the middle die plate 9 and the top die plate 12 all adopt bolt fixing structures, the bottom die plate 6 is installed and fixed at the central position of the upper part of the bottom die plate 1 by bolts, the top die plate 12 is also installed and fixed at the central position of the lower part of the top die plate 3 by bolts, the middle die plate 9 is positioned between the bottom die plate 6 and the top die plate 12, the middle die plate 9 is fixedly connected with the top die plate 12 by bolts, wherein four die positioning holes 11 respectively arranged at the four corners of the middle die plate 9 are aligned with the hollowed-out structures at the four corners of, the top template 3, the middle jig plate 9 and the top jig plate 12 are integrated, and the bottom template 1 and the bottom jig plate 6 which are fixed by the bolts are also integrated; then the bottom template 1 is installed and fixed on the stamping equipment, the top template 3 is fixed on a lifting driving device of the stamping equipment by using bolts, and the integral structure formed by the top template 3, the middle jig plate 9 and the top jig plate 12 is positioned right above the integral structure formed by the bottom template 1 and the bottom jig plate 6, so that the double-structure die assembly is formed; when the die is closed, the bottom die plate 1 carries out die closing registration by utilizing bottom die positioning columns 2 respectively arranged at four corners of the bottom die plate 1 and top die positioning holes 4 arranged at four corners of the top die plate 3, the structural distribution and the positional relationship of the four bottom die positioning columns 2 at the four corners of the upper portion of the bottom die plate 1 are the same as those of the four top die positioning holes 4 at the four corners of the top die plate 3, each bottom die positioning column 2 adopts a ball guiding positioning column with a spring device, each four top die positioning holes 4 adopts a hollow structure, so that a bottom jig plate 6 arranged at the central position of the upper portion of the bottom die plate 1 and an integral jig consisting of a middle jig plate 9 and a top jig plate 12 arranged at the central position of the lower portion of the top die plate 3 can carry out alignment and die closing, the first re-alignment of the die is completed, the bottom die positioning column 2 with the ball guiding structure with the spring, the displacement error in the die assembly and registration process of the die can be reduced, and the die assembly accuracy is improved; then, the structural distribution and positional relationship of the four jig positioning holes 8 at the four corners of the upper portion of the bottom jig plate 6 are the same as those of the four jig positioning holes 11 at the four corners of the middle jig plate 9, and the four jig positioning columns 8 also adopt ball guiding positioning columns with spring devices, when the bottom jig plate 6, the middle jig plate 9 and the top jig plate 12 are aligned and matched, each jig positioning column 8 provided with the ball guide can also reduce the displacement error of each jig in the registration process, increase the stability of matching, the die assembly and the demolding procedures are more flexible, and after the bottom template 1 and the top template 3 are aligned and assembled, the corresponding bottom jig plate 6, middle jig plate 9 and top jig plate 12 are driven to perform the second alignment mold closing, the dual-positioning alignment die-closing structure with the plurality of ball guiding positioning columns can greatly improve the die-closing accuracy; in addition, the structural distribution and the positional relationship of the jig 7 at the middle position of the bottom jig plate 6 are the same as those of the forming jig groove 10 at the middle position of the middle jig plate 9, and are registered, wherein the jig 7 adopts a clamping groove type crescent structure jig, and the material is punched by utilizing the folding of the forming jig groove 10 corresponding to the middle position of the middle jig plate 9, so as to generate a finished product of the stamping part with a crescent structure; in addition, the jig positioning holes 11 respectively arranged at the four corners of the middle jig plate 9 are hollowed holes with circular sheaths, during die assembly, each jig positioning column 8 is respectively inserted into the jig positioning holes 11 at the four corners of the middle jig plate 9, the circular lantern ring structure is arranged to realize the alignment and fixation of the middle jig plate 9 to the top jig plate 12, and each jig positioning column 8 can penetrate through the corresponding jig positioning hole 11 and is in contact with the top jig plate 12, so that the rebound force after the die assembly of the jig positioning columns 8 is larger, the demolding is convenient, the bottom jig plate 6, the middle jig plate 9 and the top jig plate 12 are all in a bolt fixing structure, an operator can disassemble and replace the jig positioning columns according to the actual production requirement, the processing progress and the diversification of punch forming are ensured, the regulation and control performance of production is improved, and the maintenance is very fast, The operation is convenient; the whole set of die is simple in structure and convenient and flexible to operate, can improve the precision degree of stamping and die assembly and the processing efficiency and quality of products, and is suitable for various machining production similar to crescent structure valve plates.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", "end", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a crescent moon structure valve block stamping die which characterized in that: the jig assembly comprises a bottom formwork, a top formwork and a jig assembly, wherein the top formwork is positioned at the upper part of the bottom formwork, the top formwork is movably connected with the bottom formwork, the jig assembly is positioned between the bottom formwork and the top formwork, the jig assembly is fixedly connected with the bottom formwork and the top formwork, four bottom formwork positioning columns are further arranged on the bottom formwork, the four bottom formwork positioning columns are respectively positioned at the four corners of the upper part of the bottom formwork, the four bottom formwork positioning columns are fixedly connected with the bottom formwork, four top formwork positioning holes are further arranged on the top formwork, the four top formwork positioning holes are respectively positioned at the four corners of the top formwork, the four top formwork positioning holes are respectively fixedly connected with the top formwork, the jig assembly comprises a bottom jig plate, a middle jig plate and a top jig plate, the bottom jig plate is positioned at the central position of the upper part of the bottom formwork, and the bottom formwork is fixedly connected with the bottom formwork, the bottom jig plate is further provided with a jig and four jig positioning columns, the jig is located at the central position of the bottom jig plate, the jig is fixedly connected with the bottom jig plate, the four jig positioning columns are respectively located at the four corners of the upper portion of the bottom jig plate, the four jig positioning columns are fixedly connected with the bottom jig plate, the middle jig plate is located between the bottom jig plate and the top jig plate, the middle jig plate is fixedly connected with the top jig plate and the top template plate through bolts, the middle jig plate is further provided with a forming jig groove and four jig positioning holes, the forming jig groove is located at the central position of the middle jig plate, the forming jig groove is fixedly connected with the middle jig plate, the four jig positioning holes are respectively located at the four corners of the middle jig plate, the four jig positioning holes are fixedly connected with the middle jig plate, the top jig plate is located at the central position of the bottom jig plate, The middle jig plate is arranged at the upper part of the middle jig plate, the top jig plate is arranged at the central position of the lower part of the top template, and the top jig plate is fixedly connected with the top template.

2. The crescent structure valve plate stamping die of claim 1, characterized in that: and the four bottom die positioning columns are all ball guiding positioning columns with spring devices.

3. The crescent structure valve plate stamping die of claim 1, characterized in that: the bottom jig plate, the middle jig plate and the top jig plate are of the same plane structure, and the bottom jig plate, the middle jig plate and the top jig plate are of bolt fixing structures.

4. The crescent structure valve plate stamping die of claim 1, characterized in that: and the four top die positioning holes are all hollow structures.

5. The crescent structure valve plate stamping die of claim 1, characterized in that: the jig is a clamping groove type crescent structure jig.

6. The crescent structure valve plate stamping die of claim 1, characterized in that: and the four jig positioning columns are all ball guide positioning columns with spring devices.

7. The crescent structure valve plate stamping die of claim 1, characterized in that: the four jig positioning holes are all hollowed holes with circular ring sheaths.

8. The crescent structure valve plate stamping die of claim 1, characterized in that: the structural distribution and the positional relationship of the four bottom die positioning columns at the four corners of the upper part of the bottom die plate are the same as the structural distribution and the positional relationship of the four top die positioning holes at the four corners of the top die plate.

9. The crescent structure valve plate stamping die of claim 1, characterized in that: the structural distribution and the positional relationship of the jig at the middle position of the bottom jig plate are the same as those of the forming jig groove at the middle position of the middle jig plate, and the jig is aligned with the forming jig groove.

10. The crescent structure valve plate stamping die of claim 1, characterized in that: the structural distribution and the positional relation of the four jig positioning columns at the four corners of the upper part of the bottom jig plate are the same as those of the four jig positioning holes at the four corners of the middle jig plate.