CN205613916U - A continuous stamping die for an automobile intermediate hinge bracket - Google Patents

Abstract

The utility model discloses a continuous stamping die for a middle hinge bracket of an automobile, which is formed by combining an upper die and a lower die, wherein a positioning punching part, a trimming part, a forming part, a bending forming part and a side punching part are sequentially arranged in the upper die and the lower die according to the processing sequence of products; the trimming mechanism comprises a lower die knife edge insert and a trimming punch, the trimming punch is arranged in the upper die, the lower die knife edge insert is arranged on a lower template, and the lower template is arranged in the lower die; the positioning punch hole part comprises a punch needle, a female die insert, a positioning needle and a floating sleeve, the punch needle and the female die insert are aligned to form a group, and the positioning needle and the floating sleeve are aligned to form a group. The utility model can realize punching, cutting, forming, trimming, bending and forming, side punching and other functions in a mould; in addition, a scientific and reasonable processing method is designed according to the structural characteristics of the die, so that the die has multiple purposes, the safety performance, the production efficiency and the product quality are improved, and the production cost is reduced.

Description

A continuous stamping die for an automobile intermediate hinge bracket

technical field

The utility model relates to the technical field of auto parts products, in particular to a production mold for an automobile middle hinge bracket.

Background technique

With the increasing refinement of automobiles, the requirements for auto parts are also getting higher and higher. This requirement is not only reflected in the quality of the parts, but also in the control of the manufacturing process of the parts. At present, the manufacture of automobile middle hinge bracket products usually adopts a single punching die, that is to say, one die for one process, for example, a special punching die is used for punching, and a special trimming die is used for edge trimming. Special forming molds are required for forming, special bending molds are used for bending, and special molds are also used for side punching, which leads to a large number of punching machines and workers, many safety accidents, high defect rate and low efficiency , The cost of mold development and product manufacturing is high.

Utility model content

The technical problem to be solved by the utility model is to provide a continuous stamping die for the middle hinge bracket of an automobile with reasonable structural design, convenient use, multiple functions and low die cost.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical scheme: a continuous stamping mold for the middle hinge bracket of an automobile, which is composed of an upper mold and a lower mold, and is characterized in that: in the upper mold and the lower mold, the products are processed sequentially There are positioning punching part, trimming part, forming part, bending forming part and side punching part; the trimming mechanism includes a lower die edge insert and a trimming punch, and the trimming punch is installed in the upper die, The knife-edge insert of the lower mold is installed on the lower template, and the lower template is installed in the lower mold; the positioning punching part includes a punching needle, a die insert, a positioning pin and a lifting sleeve, and the punching needle and the die insert Alignment constitutes a group, positioning pins and lifting sleeves are aligned to form a group, punching needles and positioning pins are installed in the upper die, die inserts and lifting sleeves are installed in the lower die.

The lifting sleeve is installed in the lower mold through a spring; the distance between the center of the punching pin and the center of the positioning pin is 145 mm, the diameter of the punching pin is 16.2 mm, and the diameter of the positioning pin is 16.0 mm.

There are several places for the knife-edge inserts of the lower mold, and the knife-edge inserts of the lower mold are divided into three edge trimming processes together.

The forming part includes a forming punch, an upper mold pressing plate and a forming die, one side of the forming die is provided with a block, and the side where the block is in contact with the forming punch is provided with a wear-resistant block, and the forming punch is located on the In the upper mold, the forming die and the block are located in the lower mold.

The bending forming part includes several groups of bending forming mechanisms, the bending forming mechanism includes a bending punch, and there is a bending insert docked with it under the bending punch, and the bending insert is installed on a slider In the process, the slider is docked with a driving block, and the bending insert is provided with a pressure plate, and the outer side of the bending punch and the lower punch of the driving block are respectively provided with a support block, and the inner surfaces of the two support blocks are respectively provided with a resistance grinding block.

The side punching part has a punching needle, the punching needle is installed in the punch splint, the punch splint is fixed on the backing plate, the backing plate is fixed on the slider, the slider is connected to the driving block, and the driving block is installed in the lower die; The slider is connected to the slider seat through an inclined plane, and a support block with a wear-resistant block is provided on one side of the slider seat; there is a die insert in front of the punch needle, and the die insert is located on the lower template; There is a pressing plate on the top of the insert and the lower template; the lower template is located in the lower die, and the pressing plate and the slider seat are located in the upper die.

There is a safety position detection part at the end of the mold, which includes an inductor, and the sensor is aligned with the position of the strip; the sensor is installed on the sensor bracket, the sensor bracket is installed on the lower template, and the lower template is located on the lower mold base .

The utility model integrates multiple forming mechanisms such as the bending forming part, the integral forming part, the edge trimming part, and the side punching part in one mold, and can realize punching and material cutting, forming, edge trimming, bending forming and side punching in a centralized manner. Holes and other functions; in addition, scientific and reasonable processing methods are designed according to the structural characteristics of the mold, so as to achieve a multi-purpose mold, improve safety performance, production efficiency and product quality, and reduce production costs.

Description of drawings

Fig. 1 is the layout schematic diagram of the utility model;

Fig. 2 is a schematic diagram of the positioning structure of the utility model;

Fig. 3 is a schematic diagram of the trimming structure of the utility model;

Fig. 4 is the schematic diagram of trimming part on the lower formwork of the utility model;

Fig. 5 is a structural schematic diagram of the molding part of the utility model;

Fig. 6 is a structural schematic diagram of the bending and forming part of the utility model;

Fig. 7 is a schematic diagram of the structure of the side punching part of the utility model;

Fig. 8 is a schematic structural diagram of the end safety position detection part.

In the figure, 1 is the material belt, 2 is the positioning hole, 3 is the insert of the lower die edge, 3A is the insert of the lower die edge, 3B is the insert of the lower die edge, 3C is the insert of the lower die edge, and 3D is the edge of the lower die Insert, 4 is the lower template, 5 is the trimming punch, 6 is the punching needle, 7 is the positioning pin, 8 is the die insert, 9 is the lifting sleeve, 10 is the spring, 11 is the forming punch, 12 is Pressing plate of the upper mold, 13 is the forming insert, 14 is the block, 15 is the wear block, 16 is the bending punch, 17 is the driving block, 18 is the slider, 19 is the bending insert, 20 is the pressing material Plate, 21 is by block, and 22 is wear-resistant block, and 23 is by block, and 24 is wear-resistant block, and 25 is drive block, and 26 is slide block, and 27 is backing plate, and 28 is punch splint, and 29 is punch needle, 30 is a die insert, 31 is a lower template, 32 is a binder plate, 33 is a block, 34 is a slider seat, 35 is an inductor, 36 is an inductor bracket, 37 is a lower template, and 38 is a lower mold seat.

detailed description

In this embodiment, with reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the continuous stamping die of the automobile intermediate hinge bracket is composed of an upper die and a lower die, and the upper die and the lower die are processed in sequence according to the product processing sequence There are positioning punching part, trimming part, forming part, bending forming part and side punching part; the trimming mechanism includes a lower die edge insert 3 and a trimming punch 5, and the trimming punch 5 is installed on the upper In the mold, the lower die insert 3 is installed on the lower template 4, and the lower template 4 is installed in the lower die; the positioning punching part includes a punching needle 6, a die insert 7, a positioning pin 8 and a lift Set 9, the punching pin 6 is aligned with the die insert 7 to form a set, the positioning pin 8 is aligned with the lifting sleeve 9 to form a set, the punching pin 6 and the positioning pin 8 are installed in the upper mold, the die insert 7 and the floating Rising cover 9 is installed in the lower mold.

The lifting sleeve 9 is installed in the lower mold through a spring 10; the distance between the center of the punching pin 6 and the center of the positioning pin 8 is 145 mm, the diameter of the punching pin is 16.2 mm, and the diameter of the positioning pin is 16.0 mm.

Referring to Fig. 4, the lower mold knife edge insert 3 is provided with several places, such as the lower mold knife edge insert 3A, the lower mold knife edge insert 3B, the lower mold knife edge insert 3C, and the lower mold knife edge insert 3D, each lower mold knife edge insert together It is divided into three trimming processes.

With reference to Fig. 5, described forming part comprises forming punch 11, upper mold hold-down plate 12 and forming die 13, one side of forming die 13 is provided with by block 14, by block 14 and forming punch 11 contacts one side The side is provided with a wear-resistant block 15, the forming punch 11 is located in the upper die, and the forming die 13 and the block 14 are located in the lower die.

Referring to Fig. 6, the bending forming part includes several sets of bending forming mechanisms, the bending forming mechanism includes a bending punch 16, and there is a bending insert 19 docked with it under the bending punch 16, and the bending forming mechanism includes a bending punch 16. The insert 19 is installed in a slide block 18, the slide block is docked with a driving block 17, and the bending insert 19 has a binder plate 20 on it, and the outer sides of the bending punch 16 and the drive block 17 are respectively provided with Blocks 21,23 are arranged, and the inner surfaces of the two blocks 21,23 are respectively provided with wear-resistant blocks 22,24.

With reference to Fig. 7, described side punching part has punching needle 29, and punching needle 29 is installed in punch clamping plate 28, and punching clamping plate 28 is fixed on the backing plate 27, and backing plate 27 is fixed on the slide block 26, and slide block connects Drive block 25, drive block is installed in the lower die; Slide block 26 joins with slide block seat 34 through an inclined plane, and slide block seat 34 side is provided with by block 33 that has wear-resisting block; Punch needle 29 front has The die insert 30, the die insert 30 is positioned on the lower template 31; there is a binder plate 32 above the die insert 30 and the lower template 31; the lower template 31 is located in the lower mold, the binder plate 32 and the slide block The seat 34 is located in the upper mold.

Referring to Fig. 8, a safety position detection part is provided at the end of the mold, which includes an inductor 35, and the inductor 35 is aligned with the position of the strip 1; the inductor 35 is installed on the inductor bracket 36, and the inductor bracket 36 is installed on the On the template 37, the lower template is located on the lower mold base 38.

The steel coil is fed into the mold after being leveled by the feeder, and a positioning hole 2 is punched on both sides of the strip 1. The diameter of the positioning hole is 16.2MM, and the step distance of the mold is 145MM. The positioning pin 7 with a diameter of 16.0MM at the arc-shaped leading end is used to ensure that the material strip 1 is stepped and accurately positioned at a step distance of 145MM.

The trimming part is punched in three steps to ensure the strength of the trimming punch and the insert of the lower die.

A separation part can also be provided, and the separation part is provided with a separation punch on the upper die and a corresponding knife-edge insert on the lower die. After separation, the waste falls into the waste chute, and the product slides out of the mold through the corresponding chute.

The utility model has been described in detail above. The above description is only a preferred embodiment of the utility model. When it cannot limit the scope of the utility model, all equivalent changes and modifications made according to the scope of the application should be Still belong to the scope covered by the present utility model.

Claims (7)

1. an automobile middle hinge support continuous stamping die, combined by upper die and lower die, it is characterised in that: in upper die and lower die, it is sequentially provided with position punch part, trim portion, moulding section, bending and molding part and side punching part by Product processing order；Trimming mechanism includes lower mold edge of a knife mold insert and trimming punch, and trimming punch is installed in upper mold, and lower mold edge of a knife mold insert is installed on a lower bolster, and this lower bolster is installed in lower mold；Described position punch part includes red needle, die mold insert, positioning needle and buoyance lift set, red needle is alignd with die mold insert and is constituted one group, positioning needle is alignd with buoyance lift set and is constituted one group, and red needle and positioning needle are installed in upper mold, and die mold insert and buoyance lift set are installed in lower mold.

Automobile middle hinge support continuous stamping die the most according to claim 1, it is characterised in that: described buoyance lift set is installed in lower mold by spring；Red needle center is 145mm with the distance at positioning needle center, a diameter of 16.2mm of red needle, a diameter of 16.0mm of positioning needle.

Automobile middle hinge support continuous stamping die the most according to claim 1, it is characterised in that: described lower mold edge of a knife mold insert is provided with some places, and each lower mold edge of a knife mold insert office together is in three road trimming operations.

Automobile middle hinge support continuous stamping die the most according to claim 1, it is characterized in that: described moulding section includes forming punching head, upper mold holding pad and molding concave die, the side of molding concave die is provided with by block, the side contacted with forming punching head by block is provided with wear-resistant block, forming punching head is positioned in upper mold, molding concave die and being positioned in lower mold by block.

Automobile middle hinge support continuous stamping die the most according to claim 1, it is characterized in that: described bending and molding part includes some groups of bending forming mechanisms, bending forming mechanism includes Bending punch, the bending mold insert being mated with is had below Bending punch, bending mold insert is installed in a slide block, slide block and drive block docking, has holding pad above bending mold insert, lateral surface at Bending punch and drive block undershoot position is respectively provided with by block, and two lean on the medial surface of block to be respectively provided with wear-resistant block.

Automobile middle hinge support continuous stamping die the most according to claim 1, it is characterised in that: described side punching part has red needle, red needle to be installed in drift clamping plate, drift Boards wall is on backing plate, backing plate is fixed on slide block, and slide block connects drive block, and drive block is installed in lower mold；Slide block is connected with slide block stand by an inclined-plane, slide block stand side be provided with have wear-resistant block by block；Red needle front has die mold insert, and die mold insert is positioned on lower bolster；On die mold insert and lower bolster, there is holding pad；Lower bolster is positioned in lower mold, and holding pad and slide block stand are positioned in upper mold.

Automobile middle hinge support continuous stamping die the most according to claim 1, it is characterised in that: the end at mould is provided with home detection part, and it includes induction apparatus, induction apparatus alignment material strip position；Induction apparatus is installed on induction apparatus support, and induction apparatus support is installed on a lower bolster, and lower bolster is positioned on die shoe.