CN215143909U

CN215143909U - Portable high-precision positioning mechanism of stamping die

Info

Publication number: CN215143909U
Application number: CN202120299800.3U
Authority: CN
Inventors: 屠世顺; 蔡军杰
Original assignee: Xingsan Xingyun Technology Co Ltd
Current assignee: Xingsanxing Cloud Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-14
Anticipated expiration: 2031-02-02

Abstract

The utility model belongs to the technical field of stamping die, especially, relate to a stamping die's portable high accuracy positioning mechanism. The utility model discloses it is limited to stamping die's upper and lower space among the prior art, and drawing tool operation is inconvenient, can't realize the problem of the rapid Assembly of mould, provides a stamping die's portable high accuracy positioning mechanism, insert including lower bolster and the lower mould of setting on the lower bolster, be equipped with the reference column on the lower bolster, reference column one end protrusion lower bolster surface, have the location passageway in the lower mould insert, location passageway one end link up the lower mould and insert the side, the other end communicates reference column surface, still includes the locating part, the one end of locating part runs through the location passageway and presses and establish on the reference column. The utility model discloses a locating part gets into and cooperatees the installation location that realizes the mould with the reference column from the mould side, so do not receive the limited current situation restriction in stamping die upper and lower space, and die assembly is more convenient, the high accuracy location of realization mould that can be simple and convenient.

Description

Portable high-precision positioning mechanism of stamping die

Technical Field

The utility model belongs to the technical field of stamping die, especially, relate to a stamping die's portable high accuracy positioning mechanism.

Background

At present, a stamping die is a process equipment for processing materials into workpieces or semi-finished products in stamping processing, and is a main process equipment for industrial production. The stamping die can be used for producing parts and components by adopting rolled steel plates or steel belts which are produced in large quantities in a metallurgical plant as blanks, and heating is not needed in production, so that the stamping die has the advantages of high production efficiency, good quality, light weight and low cost.

The installation and positioning of the stamping die in the prior art are mostly realized through pins. In order to realize accurate installation and positioning, the fit clearance of the pin is often only 0.01mm, so that the pin is required to be detached by a special pulling tool. However, the upper and lower spaces of the stamping die are limited, the drawing tool is inconvenient to operate, and the rapid assembly of the die cannot be realized.

For example, the chinese invention patent application discloses a stamping die convenient for die stripping [ application number: 201911151869.5], the patent application of the invention comprises a fixed base and an upper die holder, wherein the top of the fixed base is fixedly connected with the bottom of a lower template waste cutter, the top of the lower template waste cutter is fixedly connected with the bottom of a female die fixing plate, the top of the lower template waste cutter is fixedly connected with the bottom of a female die, the top of the upper die holder is provided with a die handle, the upper die holder is fixedly connected with a male die fixing plate through a positioning pin, and the bottom of the male die fixing plate is fixedly connected with the top of a male die; a clamping material discharging device is arranged between the female die and the male die and comprises an air cylinder, a push rod, an extrusion block, a sliding block, a telescopic rod and a rubber protective sleeve, the air cylinder is fixedly connected with the top of the fixed base through a fixed rod, the output end of the air cylinder is fixedly connected with the bottom of the push rod, the top of the push rod is fixedly connected with one end of the extrusion block, far away from the air cylinder, is movably connected with one end of the sliding block, a sliding rail is arranged at the connecting end of the extrusion block and the sliding block, a fixed block and a pressure reducing spring are arranged in the extrusion block, the bottom of the pressure reducing spring is fixedly connected with one end in the extrusion block, the top of the pressure reducing spring is fixedly connected with the corresponding end of the fixed block, one end of the fixed block, far away from the pressure reducing spring, is fixedly connected with the bottom of the connecting rod, the top of the connecting rod is fixedly connected with the sliding block, one end of the sliding block, far away from the extrusion block, is fixedly connected with the bottom of the telescopic rod, the top cover of telescopic link has the rubber protective sheath.

The invention has the advantages that the blanking of the female die can be more accurate, and the material clamping condition of the female die is avoided, but the problems are not solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a convenient stamping die's of dismouting portable high accuracy positioning mechanism is provided.

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

the utility model provides a stamping die's portable high accuracy positioning mechanism, includes that lower bolster and the lower mould of setting on the lower bolster are inserted, be equipped with the reference column on the lower bolster, reference column one end protrusion lower bolster surface, the location passageway has in the lower mould inserts, location passageway one end link up the lower mould side of inserting, and the other end communicates the reference column surface, still includes the locating part, the one end of locating part runs through the location passageway and presses and establish on the reference column.

In the portable high-precision positioning mechanism of the stamping die, the axis of the positioning column is perpendicular to the axis of the limiting part.

In foretell stamping die's portable high accuracy positioning mechanism, the locating part includes spacing bolt, spacing bolt surface has the external screw thread, and location passageway surface has the internal thread, spacing bolt and location passageway threaded connection rotate spacing bolt and can make spacing bolt's one end press to establish on the reference column.

In foretell stamping die's portable high accuracy positioning mechanism, the reference column is close to one side surface of location passageway and is equipped with the constant head tank that caves in to the reference column, rotates spacing bolt and can make the one end pressure of spacing bolt establish in the constant head tank.

In the portable high-precision positioning mechanism of the stamping die, the surface of the positioning groove is provided with internal threads, and the end part of the limiting bolt is in threaded connection with the positioning groove; or the end part of the limiting bolt is in interference fit with the positioning groove.

In the portable high-precision positioning mechanism of the stamping die, the height of the positioning column protruding out of the surface of the lower template is equal to the thickness of the lower die insert.

In the portable high-precision positioning mechanism of the stamping die, the lower die insert is further provided with a pre-positioning hole, one end, far away from the side face of the lower die insert, of the positioning channel is communicated with the pre-positioning hole, the cross-sectional area of the positioning column is smaller than that of the pre-positioning hole, and one end of the positioning column is located in the pre-positioning hole.

In the portable high-precision positioning mechanism of the stamping die, the pre-positioning hole comprises at least three linear side edges, two adjacent side edges are connected through an arc-shaped arc edge, and the outer surface of the positioning column can be attached to the arc edge by moving the lower die insert.

In the portable high-precision positioning mechanism of the stamping die, the diameters of the arc edges are equal to the diameter of the positioning column, and the circle center of at least one arc edge is located on the axis of the positioning channel.

In the portable high-precision positioning mechanism of the stamping die, the included angle between two adjacent side edges is 45-75 degrees.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses a locating part gets into and cooperatees the installation location that realizes the mould with the reference column from the mould side, so do not receive the limited current situation restriction in stamping die upper and lower space, and die assembly is more convenient, the high accuracy location of realization mould that can be simple and convenient.

2. The utility model discloses simple structure, it is less to the repacking of mould structure, manufacturing cost is lower.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the lower die insert;

in the figure: the die comprises a lower template 1, a lower die insert 2, a limiting part 3, a positioning column 11, a positioning groove 12, a positioning channel 21, a pre-positioning hole 22, a side edge 23, an arc edge 24 and a limiting bolt 31.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, a portable high accuracy positioning mechanism of stamping die, include that lower bolster 1 and the lower mould of setting on lower bolster 1 are inserted 2, be equipped with reference column 11 on the lower bolster 1, 11 one end protrusions lower bolster 1 surfaces of reference column, the lower mould is inserted and is had location passageway 21 in 2, 2 sides are inserted to location passageway 21 one end link up the lower mould, and the other end communicates reference column 11 surfaces, still includes locating part 3, the one end of locating part 3 runs through location passageway 21 and presses and establish on reference column 11.

The utility model discloses, during the use, 2 places on lower bolster are inserted to the lower mould, and the position that 2 were inserted to the adjustment lower mould makes the one end of positioning channel 21 communicate reference column 11 surface, and locating part 3 presses through positioning channel 21 to establish on reference column 11 in order to realize the location between 2 that lower bolster 1 and lower mould are inserted. The event the utility model discloses a locating part 3 gets into from the mould side and cooperatees the installation location who realizes the mould with reference column 11, so do not receive the limited current situation restriction in stamping die upper and lower space, and die assembly is more convenient, the high accuracy location of realization mould that can be simple and convenient.

Preferably, the axis of the positioning column 11 is perpendicular to the axis of the limiting member 3. The mutually perpendicular arrangement can make the cooperation between reference column 11 and the locating part 3 more firm stable.

Preferably, the height of the positioning column 11 protruding out of the surface of the lower template 1 is equal to the thickness of the lower die insert 2. After the lower die insert 2 is installed on the lower template 1, the upper end of the positioning column 11 is just flush with the upper surface of the lower die insert 2.

Preferably, a plurality of positioning columns 11 are arranged in parallel, the positioning channels 21 are arranged in one-to-one correspondence with the positioning columns 11, and the positioning channels 21 are parallel to each other. This improves the stability and accuracy of the positioning.

Referring to fig. 1 and 3, the limiting member 3 includes a limiting bolt 31, the surface of the limiting bolt 31 has an external thread, the surface of the positioning channel 21 has an internal thread, the limiting bolt 31 is connected with the positioning channel 21 by a thread, and one end of the limiting bolt 31 is pressed on the positioning column 11 by rotating the limiting bolt 31.

As shown in fig. 3, a positioning groove 12 recessed toward the inside of the positioning column 11 is formed on a side surface of the positioning column 11 close to the positioning channel 21, and one end of the limiting bolt 31 is pressed in the positioning groove 12 by rotating the limiting bolt 31. One end of the limiting bolt 31 can be embedded into the positioning groove 12, so that pressure is provided between the positioning column 11 and the limiting bolt 31, and supporting force along the axial direction of the positioning column 11 is provided, and the combination firmness between the lower template 1 and the lower die insert 2 is ensured.

Specifically, the surface of the positioning groove 12 is provided with internal threads, and the end part of the limiting bolt 31 is in threaded connection with the positioning groove 12; or the end part of the limit bolt 31 is in interference fit with the positioning groove 12.

As shown in fig. 2, the lower die insert 2 is further provided with a pre-positioning hole 22, one end of the positioning channel 21, which is far away from the side surface of the lower die insert 2, is communicated with the pre-positioning hole 22, the cross-sectional area of the positioning column 11 is smaller than that of the pre-positioning hole 22, and one end of the positioning column 11 is located in the pre-positioning hole 22. The pre-positioning hole 22 can play a role of pre-positioning, and the lower die insert 2 generally has a large mass, so that more time is often needed for one-step accurate assembly, which causes inconvenience in assembly. Therefore, the pre-positioning hole 22 with a larger cross section area is arranged, so that the lower die insert 2 can be quickly assembled to the surface of the mounting plate 1, the pre-assembly is completed, the accurate positioning is further carried out, and the difficulty of the assembly positioning is reduced.

Specifically, the pre-positioning hole 22 includes at least three straight side edges 23, two adjacent side edges are connected by an arc-shaped arc edge 24, and the outer surface of the positioning column 11 can be attached to the arc edge 24 by moving the lower die insert 2. The arc edge 24 is arranged, so that a larger contact area is formed between the positioning column 11 and the pre-positioning hole 22, and the positioning stability and accuracy are ensured.

Preferably, the diameter of the arc edge 24 is equal to the diameter of the positioning column 11, and the center of at least one arc edge 24 is located on the axial center line of the positioning channel 21. The included angle between two adjacent side edges 23 is 45-75 degrees. Further preferably, the included angle between two adjacent side edges 23 is 60 degrees.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the lower die plate 1, the lower die insert 2, the limiting member 3, the positioning column 11, the positioning groove 12, the positioning channel 21, the pre-positioning hole 22, the side edge 23, the circular arc edge 24, the limiting bolt 31, etc. are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a stamping die's portable high accuracy positioning mechanism, includes that lower bolster (1) and the lower mould of setting on lower bolster (1) insert (2), its characterized in that: be equipped with reference column (11) on lower bolster (1), reference column (11) one end protrusion lower bolster (1) surface, the lower mould is inserted and is had location passageway (21) in (2), location passageway (21) one end link up the lower mould and insert (2) side, and the other end communicates reference column (11) surface, still includes locating part (3), the one end of locating part (3) runs through location passageway (21) and presses and establish on reference column (11).

2. The portable high-precision positioning mechanism of the stamping die as recited in claim 1, characterized in that: the axis of the positioning column (11) is perpendicular to the axis of the limiting part (3).

3. The portable high-precision positioning mechanism of the stamping die as recited in claim 1, characterized in that: the limiting part (3) comprises a limiting bolt (31), an external thread is arranged on the surface of the limiting bolt (31), an internal thread is arranged on the surface of the positioning channel (21), the limiting bolt (31) is in threaded connection with the positioning channel (21), and one end of the limiting bolt (31) can be pressed on the positioning column (11) by rotating the limiting bolt (31).

4. The portable high-precision positioning mechanism of the stamping die as recited in claim 3, characterized in that: and a positioning groove (12) which is sunken towards the inside of the positioning column (11) is formed in the surface of one side, close to the positioning channel (21), of the positioning column (11), and one end of the limiting bolt (31) can be pressed in the positioning groove (12) by rotating the limiting bolt (31).

5. The portable high-precision positioning mechanism of the stamping die as recited in claim 4, characterized in that: the surface of the positioning groove (12) is provided with internal threads, and the end part of the limiting bolt (31) is in threaded connection with the positioning groove (12); or the end part of the limiting bolt (31) is in interference fit with the positioning groove (12).

6. The portable high-precision positioning mechanism of the stamping die as recited in claim 1, characterized in that: the height of the positioning column (11) protruding out of the surface of the lower template (1) is equal to the thickness of the lower die insert (2).

7. The portable high-precision positioning mechanism of the stamping die as recited in claim 1, characterized in that: the lower die insert (2) is further provided with a pre-positioning hole (22), one end, far away from the side face of the lower die insert (2), of the positioning channel (21) is communicated with the pre-positioning hole (22), the cross-sectional area of the positioning column (11) is smaller than that of the pre-positioning hole (22), and one end of the positioning column (11) is located in the pre-positioning hole (22).

8. The portable high-precision positioning mechanism of a stamping die as recited in claim 7, characterized in that: the pre-positioning hole (22) comprises at least three straight side edges (23), two adjacent side edges are connected through arc-shaped arc edges (24), and the outer surface of the positioning column (11) can be attached to the arc edges (24) by moving the lower die insert (2).

9. The portable high-precision positioning mechanism of a stamping die as recited in claim 8, characterized in that: the diameter of the arc edge (24) is equal to that of the positioning column (11), and the center of at least one arc edge (24) is located on the axis of the positioning channel (21).

10. The portable high-precision positioning mechanism of a stamping die as recited in claim 8, characterized in that: the included angle between two adjacent side edges (23) is 45-75 degrees.