CN210547481U

CN210547481U - Positioning tool mounting structure of forming die

Info

Publication number: CN210547481U
Application number: CN201921301403.4U
Authority: CN
Inventors: 刘佳
Original assignee: Chongqing Pingwei Automotive Technology Co ltd
Current assignee: Chongqing Pingwei Automotive Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-05-19
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a forming die's location utensil mounting structure, including the die holder, install the blank holder on the die holder, be equipped with on the blank holder along its circumference distribution insert, the die holder corresponds the position of inserting the outside and is equipped with the installation department, and fixed mounting has the backing plate on the installation department, and the backing plate has the orientation connection portion that the orientation extends of inserting, and location connection portion is located the upside of inserting, and fixed mounting has the location utensil on the location connection portion. The utility model has the advantages that: the positioning device has the advantages that the positioning device can be ensured to be mounted without being influenced by insert heat treatment, the positioning device can be manufactured in a standard component mode, the cost of a die is reduced, and the interchangeability of the positioning device is ensured.

Description

Positioning tool mounting structure of forming die

Technical Field

The utility model relates to a mold assembly technical field, concretely relates to forming die's location utensil mounting structure.

Background

The die is a process device which enables a flat blank to obtain a stable space shape through plastic deformation under the action of a press machine and the combined action of a convex die and a concave die.

Plate-shaped parts such as automobile body panels and the like are often formed by adopting a forming die in a stamping mode, and various dies such as a drawing die, a punching die, a flanging die, a trimming die and the like are often required to be designed in the whole process of stamping forming. In order to position the plate and prevent the plate from deviating, no matter which type of die needs to be provided with the positioning tool, many existing positioning tools are directly arranged on the blank holder insert, because the forming force of the forming type die is large, the blank holder insert is often disassembled for heat treatment, the deformation of screw holes and pin holes for arranging the positioning tool can be caused in the insert heat treatment process, even the deviation of hole positions occurs, and the position precision of the positioning tool is influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a forming die's location utensil mounting structure not only can guarantee that the position precision of location utensil installation does not receive the influence of the thermal treatment of inserting, can also ensure that the location utensil is made with the mode of standard component, reduces the mould cost, guarantees the interchangeability of location utensil.

In order to achieve the above purpose, the utility model discloses technical scheme as follows:

the utility model provides a forming die's location utensil mounting structure, includes the die holder, install the blank holder on the die holder, its key lies in: the blank holder is provided with inserts distributed along the circumferential direction of the blank holder, the lower die holder is provided with an installation part corresponding to the position of the outer side of the insert, a base plate is fixedly installed on the installation part, the base plate is provided with a positioning connection part extending towards the insert direction, the positioning connection part is located on the upper side of the insert, and a positioning tool is fixedly installed on the positioning connection part.

By adopting the structure, the positioning tool is connected on the base plate, the base plate is connected on the lower die base, and the positioning tool is positioned above the insert of the blank holder after the positioning tool is assembled, so that the position precision of the positioning tool is ensured, and the insert is disassembled to carry out heat treatment without influencing the position precision. Meanwhile, the positioning tool can be assembled in such a way, and can be manufactured in a standard component way, so that the interchangeability of the positioning tool is ensured, and the cost of the die is reduced.

Preferably, the method comprises the following steps: the installation department is the slot-like structure, the backing plate passes through the screw and the pin is fixed on the installation department. By adopting the structure, the assembly can be convenient.

Preferably, the method comprises the following steps: the screws and pins are arranged diagonally. By adopting the structure, the connection strength and the positioning precision of the base plate and the lower die base can be ensured.

Preferably, the method comprises the following steps: the backing plate is a rectangular block, and the side wall of one side of the backing plate is abutted to the side wall of the mounting part. By adopting the structure, the installation of the screw and the pin can be facilitated, and the positioning precision of the base plate can be improved.

Preferably, the method comprises the following steps: and the position of the insert corresponding to the positioning connecting part is provided with a yielding groove. By adopting the structure, the space requirement of the cushion plate assembly is met.

Preferably, the method comprises the following steps: the positioning tool comprises a supporting seat and a positioning part vertically and upwards extending from the supporting seat, and the supporting seat is fixed on the positioning connecting part through a bolt. By adopting the structure, the assembly can be convenient.

Preferably, the method comprises the following steps: the supporting seat is provided with a strip-shaped hole corresponding to the bolt. By adopting the structure, the front and rear positions of the positioning tool can be conveniently adjusted.

Compared with the prior art, the beneficial effects of the utility model are that:

adopt the utility model provides a forming die's location utensil mounting structure, the position accuracy of location utensil installation is high, and this position accuracy can not receive the influence of inserting the heat treatment of pulling down. The positioning tool can be manufactured in a standard component mode, the interchangeability of the positioning tool is ensured, and the cost of the die is reduced.

Drawings

FIG. 1 is a schematic structural view of a lower die holder;

fig. 2 is a partial enlarged view of the point i in fig. 1.

Detailed Description

The present invention will be further described with reference to the following examples and accompanying drawings.

As shown in fig. 1 and 2, a positioning tool mounting structure of a forming mold comprises a lower mold base 1 and a blank holder 2 arranged on the lower mold base 1, wherein an insert 3 is arranged on the blank holder 2, the insert 3 is arranged along the circumferential direction of the blank holder 2, and a positioning tool 5 is mounted on the mold through a backing plate 4. The method specifically comprises the following steps: the die holder 1 is provided with a mounting part 1a with a groove-shaped structure, the base plate 4 is fixed on the mounting part 1a through a screw 8 and a pin 6, the base plate 4 is provided with a positioning connecting part 4a extending towards the direction of the insert 3, the positioning connecting part 4a is positioned at the upper side of the insert 3, and the positioning tool 5 is fixedly arranged on the positioning connecting part 4a of the base plate 4, so that the position precision of the positioning tool 5 cannot be influenced by the heat treatment of the insert 3 after the insert 3 is detached. The positioning tool 5 can also be manufactured as a standard part, so that the interchangeability of the positioning tool 5 is ensured, and the cost of the die is reduced.

In order to ensure the reliable connection strength of the positioning tool 5 and have higher positioning precision, the backing plate 4 is a rectangular block, one side wall of the backing plate abuts against the side wall of the mounting part 1a, and a screw 8 and a pin 6 for fixing the backing plate 4 are arranged in a diagonal manner.

In order to meet the space requirement of the assembly of the backing plate 4, the position of the insert 3 corresponding to the positioning connecting part 4a is provided with a yielding groove 3 a.

The positioning tool 5 comprises a supporting seat 5a and a positioning part 5b vertically extending upwards from the supporting seat 5a, strip-shaped holes 5c are symmetrically arranged on the supporting seat 5a, and a bolt 7 penetrates through the strip-shaped holes 5c to be fixed on a positioning connecting part 4a of the backing plate 4, so that the positioning tool 5 is fixedly connected with the backing plate 4. The arrangement of the strip-shaped hole 5c can conveniently adjust the front and back positions of the positioning tool 5.

The shim plate 4 is made of 45 steel for ease of manufacture and to improve support.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims

1. The utility model provides a forming die's location utensil mounting structure, includes die holder (1), install blank holder (2), its characterized in that on die holder (1): be equipped with on blank holder (2) along its circumference distribution insert (3), die holder (1) is equipped with installation department (1a) corresponding the position of inserting in (3) outside, and fixed mounting has backing plate (4) on installation department (1a), and backing plate (4) have towards the location connecting portion (4a) that insert (3) direction and extend, and location connecting portion (4a) are located the upside of inserting (3), and fixed mounting has location utensil (5) on location connecting portion (4 a).

2. The molding die positioner mounting structure according to claim 1, wherein: installation department (1a) is the slot-like structure, backing plate (4) are fixed on installation department (1a) through screw (8) and pin (6).

3. The molding die positioner mounting structure according to claim 2, wherein: the screw (8) and the pin (6) are arranged diagonally.

4. The molding die positioner mounting structure according to claim 3, wherein: the backing plate (4) is a rectangular block, and one side wall of the backing plate is abutted to the side wall of the mounting part (1 a).

5. The molding-die positioner mounting structure according to claim 1, 2, 3, or 4, wherein: the insert (3) is provided with a yielding groove (3a) corresponding to the position of the positioning connecting part (4 a).

6. The molding-die positioner mounting structure according to claim 1, 2, 3, or 4, wherein: the positioning tool (5) comprises a supporting seat (5a) and a positioning part (5b) vertically extending upwards from the supporting seat (5a), and the supporting seat (5a) is fixed on the positioning connecting part (4a) through a bolt (7).

7. The molding die positioner mounting structure according to claim 6, wherein: a strip-shaped hole (5c) is formed in the position, corresponding to the bolt (7), of the supporting seat (5 a).

8. The molding die positioner mounting structure according to claim 1, wherein: the backing plate (4) is made of 45 steel.