CN218015220U

CN218015220U - Forming die for upper female hinge of rear vehicle door

Info

Publication number: CN218015220U
Application number: CN202222377187.XU
Authority: CN
Inventors: 陈明果; 周润国
Original assignee: Chongqing Jianggen Machinery Co ltd
Current assignee: Chongqing Jianggen Machinery Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-13
Anticipated expiration: 2032-09-07

Abstract

The utility model relates to the technical field of auto-parts moulds, in particular to a rear door upper female hinge forming mould, which comprises an upper template, a lower template, a male mould core and a guide sleeve which are positioned on the bottom plate surface of the upper template, and a guide post and a female mould core which are positioned on the top plate surface of the lower template, wherein the outer diameter of the guide post is matched with the inner diameter of the guide sleeve; wherein: the female die core also comprises a female die frame, a female die insert fixed on the inner wall of the female die frame and a female die small insert fixed on one side of the inner cavity of the female die insert, wherein the female die small insert is made of DC53 steel; the inner cavity defined by the female die insert and the female die small insert is a product molding cavity, and the product molding cavity is matched with the appearance of the male die core. The utility model discloses reduce the consumption and the cost input of mould raw and other materials, reduced manufacturing cost and improved the finished product qualification rate.

Description

Forming die for upper female hinge of rear vehicle door

Technical Field

The utility model relates to an auto-parts mould technical field especially relates to cloudy hinge forming die on back door.

Background

As shown in fig. 1, the female hinge product on the back door of the automobile is generally formed by putting a plate into a die for punch forming in the process of processing.

The die core of the female die of the existing die for the female hinge on the rear vehicle door is of an integral structure, DC53 steel is adopted as a raw material, the die core of the female die is easy to deform and damage in the machining process, and the maintenance and replacement rate is high. In the processing process, the forming arc back plate surface (2) of the rear door upper female hinge product is easy to crack, the forming arc side plate surface (1) of the rear door upper female hinge product is easy to strain and extrude, the design size precision of the rear door upper female hinge product cannot be guaranteed, the product rejection rate is high, the die abrasion is fast, and the die cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a forming die for an upper female hinge of a rear door.

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

a rear vehicle door upper female hinge forming die comprises an upper die plate, a lower die plate, a male die core and a guide sleeve which are positioned on the bottom plate surface of the upper die plate, and a guide post and a female die core which are positioned on the top plate surface of the lower die plate, wherein the outer diameter of the guide post is matched with the inner diameter of the guide sleeve; wherein: the female die core also comprises a female die frame, a female die insert fixed on the inner wall of the female die frame and a female die small insert fixed on one side of the inner cavity of the female die insert, wherein the female die small insert is made of DC53 steel;

the inner cavity defined by the female die insert and the female die small insert is a product molding cavity, and the product molding cavity is matched with the appearance of the male die core.

The utility model discloses following beneficial effect has: the die core of the female die is changed into a split structure from an integrated structure, and in the using process, once the cracking of the arc back plate surface of the product forming is found, or the pulling of the arc side plate surface of the product forming and the material extruding of the die are found, the small insert of the female die is directly replaced, so that the design size precision of the product can be effectively guaranteed. Later maintenance is only needed to be carried out on the small insert of the female die, so that the consumption and the cost input of raw materials of the die are reduced, the manufacturing cost is reduced, and the qualification rate of finished products is improved.

Drawings

FIG. 1 is a three-dimensional structure view of the rear door female hinge of the present invention;

fig. 2 is a schematic perspective view of an upper mold of the female hinge forming mold for a rear door of the present invention;

fig. 3 is a schematic perspective view of a lower mold of the rear door upper female hinge forming mold of the present invention;

fig. 4 is the utility model provides a three-dimensional structure schematic diagram after female die frame is got to rear door upper and female hinge forming die's lower mould.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a rear door upper female hinge forming die, including cope match-plate pattern 3 and lower bolster 4, the terrace die mold core 5 and the uide bushing 6 that are located on the bottom plate face of cope match-plate pattern 3, the guide post 7 and the die mold core 8 that are located on the roof face of lower bolster 4, the external diameter of guide post 7 and the internal diameter phase-match of uide bushing 6; wherein: the female die mold core 8 comprises a female die frame 801, a female die insert 802 fixed on the inner wall of the female die frame 801, and a female die small insert 803 fixed on one side of the inner cavity of the female die insert 802, wherein the female die small insert 803 is made of DC53 steel;

the inner cavity defined by the female die insert 802 and the female die insert 803 is a product molding cavity 804, and the product molding cavity 804 is matched with the shape of the male die core 5. In this embodiment, the die core 8 is changed from an integrated structure to a split structure, and in the using process, once the product forming arc backboard surface 2 is cracked or the product forming arc side backboard surface 2 is damaged by pulling and the die is extruded, the die insert 803 is directly replaced, so that the design size precision of the product can be effectively ensured. Later maintenance is only needed to be carried out on the small insert 803 of the female die, so that the consumption and the cost input of raw materials of the die are reduced, the manufacturing cost is reduced, and the qualification rate of finished products is improved.

In order to reduce the manufacturing cost of the punch core 5, in the above embodiment, it is preferable that: the male die core 5 is fixed on a male die holder 501, and the male die holder 501 is fixed on the bottom plate surface of the upper die plate 3.

In order to adjust the control accuracy of the punch core 5, in the above embodiment, it is preferable that: the punch retainer 501 is fixed to a punch retainer plate 502, and the punch retainer plate 502 is fixed to the bottom plate surface of the upper die plate 3.

In order to reduce the manufacturing cost of the die core 8, in the above embodiment, it is preferable that: the female die frame 801 of the female die core 8 is fixed on the female die backing plate 9, and the female die backing plate 9 is fixed on the top plate surface of the lower template 4.

In order to adjust the control accuracy of the die core 8, in the above embodiment, it is preferable that: the female die frame 801 is fixed on the female die frame backing plate 10, and the female die frame backing plate 10 is fixed on the female die backing plate 9.

In order to prolong the service life of the guide post 7, in the above embodiment, it is preferable that: the guide post 7 is fixed on a guide post backing plate 11, and the guide post backing plate 11 is fixed on the top plate surface of the lower template 4.

In order to ensure the guiding precision and reduce the manufacturing cost, in the above embodiment, it is preferable that: the number of the guide posts 7 is two, the guide posts are respectively positioned on two sides of the female die core 8, and the number of the guide sleeves 6 corresponding to the guide posts 7 is two.

In order to improve the loading efficiency and reduce the labor intensity of workers, in the above embodiment, preferably: two material sheet positioning plates 12 are fixed at the top of the female die frame 801, and positioning notches 13 are formed in the inner side walls of the material sheet positioning plates 12.

Finally, it should be noted that: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rear vehicle door upper female hinge forming die comprises an upper die plate (3), a lower die plate (4), a male die core (5) and a guide sleeve (6) which are positioned on the bottom plate surface of the upper die plate (3), and a guide post (7) and a female die core (8) which are positioned on the top plate surface of the lower die plate (4), wherein the outer diameter of the guide post (7) is matched with the inner diameter of the guide sleeve (6); the method is characterized in that: the female die mold core (8) comprises a female die frame (801), a female die insert (802) fixed on the inner wall of the female die frame (801), and a female die small insert (803) fixed on one side of the inner cavity of the female die insert (802), wherein the female die small insert (803) is made of DC53 steel;

the inner cavity defined by the female die insert (802) and the female die small insert (803) is a product molding cavity (804), and the product molding cavity (804) is matched with the shape of the male die core (5).

2. The rear door upper female hinge forming die as claimed in claim 1, wherein: the male die core (5) is fixed on a male die fixing plate (501), and the male die fixing plate (501) is fixed on the bottom plate surface of the upper die plate (3).

3. The rear door upper female hinge forming die as claimed in claim 2, wherein: the male die fixing plate (501) is fixed on a male die backing plate (502), and the male die backing plate (502) is fixed on the bottom plate surface of the upper die plate (3).

4. The rear door upper female hinge forming die as set forth in claim 1, wherein: and a female die frame (801) of the female die core (8) is fixed on a female die backing plate (9), and the female die backing plate (9) is fixed on the top plate surface of the lower template (4).

5. The rear door upper female hinge forming die as claimed in claim 4, wherein: the female die frame (801) is fixed on a female die frame backing plate (10), and the female die frame backing plate (10) is fixed on a female die backing plate (9).

6. The rear door upper female hinge forming die as claimed in claim 1, wherein: the guide post (7) is fixed on a guide post backing plate (11), and the guide post backing plate (11) is fixed on the top plate surface of the lower template (4).

7. The rear door upper female hinge forming die as claimed in claim 1 or 6, wherein: the number of the guide columns (7) is two, the two guide columns are respectively positioned on two sides of the female die core (8), and the number of the guide sleeves (6) corresponding to the guide columns (7) is two.

8. The rear door upper female hinge forming die as set forth in claim 1, wherein: two material piece positioning plates (12) are fixed at the top of the female die frame (801), and positioning notches (13) are formed in the inner side walls of the material piece positioning plates (12).