CN207494332U - A stamping die for an automobile shell with a fuel tank cover hole - Google Patents

Abstract

The utility model discloses a stamping die for an automobile shell with a fuel tank cover hole, comprising a first upper template, a forming convex die, a forming concave die matched with the forming convex die, and a lower template, wherein the forming convex die comprises a first movable convex die and a second movable convex die, wherein the first movable convex die is fixed to the bottom of the first upper template, the second movable convex die penetrates the first upper template and the first movable convex die, the second movable convex die and the first upper template form a sliding pair, the second movable convex die and the first movable convex die form a sliding pair, the top of the second movable convex die is fixedly connected with the second upper template, the forming concave die comprises a fixed concave die and a movable concave die, and the utility model has the beneficial effects of completing stamping and punching at the same station, thereby improving work efficiency compared with the prior art, and causing less damage to the appearance of an automobile shell with a curved surface, thereby meeting use requirements.

Description

A stamping die for an automobile shell with a fuel tank cover hole

technical field

The utility model relates to a stamping die, in particular to a stamping die for an automobile shell with a fuel tank cover hole.

Background technique

The surface of the current car shell with the fuel tank cap hole is curved and has a through hole. Existing car shells with this structure are stamped first, and then laser cut and punched. This laser cutting and punching processing method will not damage the shape of the car shell with curved surfaces. The disadvantage is that this production method has a long process flow and needs to be installed and positioned on different processing equipment, resulting in a lot of waste of manpower and time, which is not conducive to the improvement of production efficiency.

Utility model content

The purpose of this utility model is to provide a stamping die for an automobile shell with a fuel tank cover hole, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A stamping die for an automobile shell with a fuel tank cap hole, comprising a first upper template, a forming punch, a forming die matched with the forming punch, and a lower template, the forming punch comprising a first movable punch, And the second movable punch, the first movable punch is fixed on the bottom of the first upper template, the second movable punch runs through the first upper template and the first movable punch, the The second movable punch and the first upper template constitute a sliding pair, the second movable punch and the first movable punch constitute a sliding pair, and the top of the second movable punch is fixedly connected with a second upper Template, the forming die includes a fixed die and a movable die, the fixed die is fixedly connected to the top of the lower template, the bottom of the lower template is fixedly connected to a bottom plate, and the movable die runs through the The base plate, the lower template and the fixed die, the movable die and the base plate constitute a sliding pair, the movable die and the lower template constitute a sliding pair, the movable die and the fixed die A sliding pair is formed, the bottom of the movable die is fixedly connected with a movable template, the bottom plate is provided with a through groove, and the movable template is located in the through groove.

Further, a first guide rod is connected to the bottom of the first upper template, and the first guide rod and the lower template form a sliding pair.

Further, a second guide rod is connected to the bottom of the second upper formwork, and the second guide rod and the first upper formwork form a sliding pair.

Further, positioning blocks are connected to both sides of the fixed die.

The beneficial effects of the utility model are: through the above structure, stamping forming and punching are completed on the same station, compared with the prior art, the work efficiency is improved, and the damage to the shape of the car shell with curved surface is low, which meets the needs of the user. Require.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic view of the stamping and forming structure of the utility model;

Fig. 3 is the structural representation of entering the punching preparation stage of the utility model;

Fig. 4 is the punching structure schematic diagram of the utility model;

Fig. 5 is a schematic diagram of the workpiece structure processed by the utility model.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 1, a kind of stamping die of automobile shell with fuel tank cover hole, comprises the first upper template 1, molding punch, the molding die that cooperates with described molding punch and lower template 2, and described molding punch The mold includes a first movable punch 31 and a second movable punch 32, the first movable punch 31 is fixed on the bottom of the first upper template 1, and the second movable punch 32 runs through the first The upper template 1 and the first movable punch 32, the second movable punch 32 and the first upper template 1 form a sliding pair, the second movable punch 32 and the first movable punch 31 Constitute a sliding pair, the top of the second movable punch 32 is fixedly connected with the second upper template 4, the forming die includes a fixed die 51 and a movable die 52, and the fixed die 51 is fixedly connected to the The top of the lower template 2, the bottom of the lower template 2 is fixedly connected with a base plate 6, the movable die runs through the base plate 6, the lower template 2 and the fixed die 51, and the movable die 52 is connected to the fixed die 51. The bottom plate 6 constitutes a sliding pair, the movable die 52 and the lower template 2 constitute a sliding pair, the movable die 52 and the fixed die 51 constitute a sliding pair, and the bottom of the movable die 52 is fixedly connected There is a movable template 7, and the bottom plate 6 is provided with a through groove 61, and the movable template 7 is located in the through groove 61.

The bottom of the first upper template 1 is connected with a first guide rod 11 , and the first guide rod 11 and the lower template 2 form a sliding pair.

A second guide rod 41 is connected to the bottom of the second upper template 4 , and the second guide rod 41 and the first upper template 1 form a sliding pair.

Positioning blocks 8 are connected to both sides of the fixed die 51 .

The working principle of the present utility model is: as shown in Figure 1, workpiece 9 is placed on fixed die 51, is positioned by positioning block 8. The first upper template 1 and the second upper template 4 are started simultaneously, and as shown in FIG. 2 , the first movable punch 31 and the second movable punch 32 descend simultaneously to press and form the workpiece. After stamping and forming, as shown in Figure 3, the second upper template 4 is reset, the movable template 7 is started, and the movable die 52 descends. As shown in Figure 4, the second upper template starts again, the second movable punch punches the workpiece 9, the cooperation of the first movable punch 31 and the fixed die 51 constitutes a punching incision, and the first movable punch The die 31 and the fixed die 51 press and fix the workpiece 9. As shown in Figure 5, a curved car shell with a fuel tank cover hole is processed. This punching method has very low damage to the curved car shell and meets the requirements Require.

It is obvious to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above, but that it can be implemented in other specific forms without departing from the essential characteristics of the invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (4)

1. a kind of automobile case stamping die with fuel tank cap bore, which is characterized in that including the first cope plate, forming convax mould, With the molding concave die and lower template of forming convax mould cooperation, the forming convax mould is moved including the first dynamic punch-pin and second Punch-pin, the first dynamic punch-pin are fixed on the bottom of first cope plate, and the second dynamic punch-pin runs through first upper mold Plate and the first dynamic punch-pin, the second dynamic punch-pin and first cope plate form sliding pair, the second dynamic punch-pin with The first dynamic punch-pin forms sliding pair, and the second cope plate is fixedly connected at the top of the second dynamic punch-pin, and the molding is recessed Mould includes determining cavity plate and dynamic cavity plate, and the top determined cavity plate and be fixedly connected on the lower template, the bottom of the lower template is consolidated Surely be connected with bottom plate, the dynamic cavity plate through the bottom plate, the lower template and it is described determine cavity plate, the dynamic cavity plate is with stating bottom plate Sliding pair is formed, the dynamic cavity plate forms sliding pair with the lower template, and the dynamic cavity plate determines cavity plate composition sliding pair with described, The bottom of the dynamic cavity plate is fixedly connected with collapsible form, and the bottom plate is equipped with straight slot, and the collapsible form is located at the straight slot In.

2. a kind of automobile case stamping die with fuel tank cap bore according to claim 1, which is characterized in that described The bottom of one cope plate is connected with the first guide rod, and first guide rod forms sliding pair with the lower template.

3. a kind of automobile case stamping die with fuel tank cap bore according to claim 1, which is characterized in that described The bottom of two cope plates is connected with the second guide rod, and second guide rod forms sliding pair with first cope plate.

4. a kind of automobile case stamping die with fuel tank cap bore according to claim 1, which is characterized in that described fixed The both sides of cavity plate are connected with locating piece.