Die for trimming inner plate of automobile firewall

Abstract

The utility model belongs to the technical field of automobile firewall inner plate machining, and particularly relates to an automobile firewall inner plate trimming die which comprises a lower die and an upper die located at the top end of the lower die, a die groove is formed in the top of the lower die, and the bottom end of the upper die is connected with a stamping block. The automobile firewall inner plate trimming die comprises a lower die and an upper die, a stamping block is arranged on the lower die, guide columns are connected between the lower die and the upper die and located at the four vertex angles, a trimming knife is arranged at the bottom end of the stamping block, and the outer wall of the stamping block is connected with a hexagon socket screw. The automobile firewall inner plate is formed through the stamping die without edge warping, and the trimming knife is installed at the bottom end of the stamping block, so that corners are trimmed when the upper die and the lower die are closed for stamping.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile firewall inner plate processing, and in particular relates to a mold for trimming an automobile firewall inner plate. Background Art

[0002] The car firewall is an important component in the car, located in the engine compartment, and mainly serves to isolate the engine from the passenger compartment. The firewall is usually made of iron plates, which may be covered with heat insulation materials to prevent the high temperature generated by the engine from being transmitted to the passenger compartment, thereby ensuring the safety of passengers and drivers. The firewall inner panel is an important part of the firewall, usually located on the inner side of the firewall, adjacent to the engine compartment. The design and material selection of the firewall inner panel must not only consider its structural strength and heat insulation performance, but also its matching and compatibility with other components in the engine compartment.

[0003] During the processing of the inner panel of the automobile firewall, the inner panel needs to be stamped and formed, and then a stamping mold will be used. However, during the stamping process, the edges and corners of the inner panel of the automobile firewall often curl up, which leads to the need for trimming after stamping, further reducing the processing efficiency of the inner panel of the automobile firewall. Utility Model Content

[0004] The utility model aims to provide a mold with trimming for the inner plate of an automobile firewall, aiming to solve the problem in the prior art that the corners of the inner plate of the automobile firewall often curl up during the stamping process, which leads to the need for trimming after stamping, further reducing the processing efficiency of the inner plate of the automobile firewall.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a mold for trimming the inner plate of a car firewall, comprising a lower mold and an upper mold located at the top of the lower mold, a mold groove is opened on the top of the lower mold, a stamping block is connected to the bottom end of the upper mold, guide columns are connected between the lower mold and the upper mold and at the four top corners, a trimming knife is arranged at the bottom end of the stamping block, and a hexagon socket bolt is connected to the outer wall of the stamping block.

[0006] In order to ensure the stable installation and use of the trimming knife, as a preferred mold for trimming the inner plate of a car firewall of the utility model, the outer wall of the stamping block is provided with a groove for inserting a hexagon socket bolt, and the trimming knife is fixedly connected to the stamping block through the hexagon socket bolt.

[0007] In order to ensure the stable installation and use of the trimming knife, as a preferred die for trimming the inner plate strip of a car firewall of the utility model, the trimming knife is made of stainless steel and is connected around the outer bottom end near the stamping block.

[0008] In order to remove materials after processing the inner panel of the automobile firewall, as a preferred mold for the inner panel of the automobile firewall with trimming of the utility model, the left and right sides of the lower mold are connected with fixed columns, the surface of the fixed column is rotatably connected with a movable plate, the top surface of the movable plate is installed with an electric rod, and the telescopic end of the electric rod is connected with a suction cup.

[0009] In order to remove the material after the automobile firewall inner panel is processed, as a preferred mold for the automobile firewall inner panel with trimming of the utility model, the surface of the fixed column close to the top is connected with a baffle, two baffles are provided, and the movable plate is located between the two baffles.

[0010] In order to remove the material after the automobile firewall inner plate is processed, as a preferred mold of the automobile firewall inner plate with trimming of the utility model, the suction cup is connected to the lower mold by an electric rod to form a lifting connection.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model is convenient for trimming the edges and corners when the inner panel of the automobile firewall is formed by the die, so that the inner panel of the automobile firewall is formed by the stamping die without warping the edges. The trimming knife is installed at the bottom end of the stamping block, and the edges and corners are trimmed when the upper die and the lower die are combined for stamping;

[0013] 2. The utility model facilitates the removal of the automobile firewall inner panel from the mold when the automobile firewall inner panel is formed by the mold, thereby reducing the inconvenience of taking out the material after stamping. The suction cup is located at the top of the mold groove through the cooperation among the suction cup, the electric rod, the movable plate and the fixed column. Then the electric rod is extended to drive the suction cup to descend to adsorb the automobile firewall inner panel, and then it is raised to remove the automobile firewall inner panel from the mold groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the main structure of the utility model when viewed from above;

[0017] Figure 3 This is a schematic diagram of the lower mold structure of the utility model;

[0018] Figure 4 It is a schematic diagram of the upper mold structure of the utility model.

[0019] In the figure: 1. lower die; 2. upper die; 3. die groove; 4. stamping block; 5. guide column; 6. trimming knife; 7. hexagon socket bolt; 8. fixing column; 9. movable plate; 10. baffle; 11. electric rod; 12. suction cup; 13. groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a mold for trimming the inner plate of a car firewall, comprising a lower mold 1 and an upper mold 2 located at the top of the lower mold 1, a mold groove 3 is opened on the top of the lower mold 1, a punching block 4 is connected to the bottom of the upper mold 2, guide columns 5 are connected between the lower mold 1 and the upper mold 2 and at four top corners, a trimming knife 6 is arranged at the bottom end of the punching block 4, and a hexagon socket bolt 7 is connected to the outer wall of the punching block 4.

[0023] Preferably, a groove 13 for inserting the hexagon socket bolt 7 is formed on the outer wall of the punching block 4 , and the trimming knife 6 is fixedly connected to the punching block 4 via the hexagon socket bolt 7 .

[0024] Preferably, the trimming knife 6 is made of stainless steel, and the trimming knife 6 is connected around the bottom end of the periphery close to the punching block 4 .

[0025] In the embodiment, when processing the inner panel of the automobile firewall, the upper die 2 is connected to the punching machine, and then the material is placed in the die groove 3 of the lower die 1, and then the punching machine drives the upper die 2 to descend and close the die with the lower die 1, and then the punching block 4 punches the material in the die groove 3 to form the inner panel of the automobile firewall. In the process of closing the upper die 2 and the lower die 1, the trimming knife 6 first enters the die groove 3 to contact the material, and then the continuous descent of the punching block 4 drives the trimming knife 6 to trim the edges and corners of the material, and then when the inner panel of the automobile firewall is formed by the mold, it is convenient to trim the edges and corners, so that the inner panel of the automobile firewall will not warp when it is formed by the stamping die, thereby playing a trimming role.

[0026] It should be noted that: Figure 1 and 4Among them, a cylindrical connecting piece extends from the top of the upper mold 2, and is then connected to the punching machine through the connecting piece. The punching machine belongs to the existing mature technology, and the connecting stamping mold also belongs to the existing mature technology. Therefore, the punching machine and the connected stamping mold are not shown in the attached figure.

[0027] Embodiment 2

[0028] See also Figure 1-4 The left and right sides of the lower mold 1 are connected with fixed columns 8, the surface of the fixed columns 8 is rotatably connected with a movable plate 9, the top surface of the movable plate 9 is installed with an electric rod 11, and the telescopic end of the electric rod 11 is connected with a suction cup 12.

[0029] Preferably, a baffle 10 is connected to the surface of the fixed column 8 close to the top end, two baffles 10 are provided, and the movable plate 9 is located between the two baffles 10 .

[0030] Preferably, the suction cup 12 is connected to the lower mold 1 through the electric rod 11 to form a lifting connection.

[0031] In the embodiment, according to the description of the above embodiment, after the automobile firewall inner panel is stamped and formed, the rotating movable plate 9 rotates along the surface of the fixed column 8, and at the same time between the two baffles 10, then, the movement of the movable plate 9 drives the electric rod 11 and the suction cup 12 to be located at the top of the mold groove 3, and then the electric rod 11 is started to work, driving the suction cup 12 to descend, and then the suction cup 12 extends into the mold groove 3 to absorb the formed automobile firewall inner panel, then, the telescopic end of the electric rod 11 is controlled to be retracted to drive the suction cup 12 to rise, and then the formed automobile firewall inner panel is taken out from the mold groove 3, thereby facilitating the material removal.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A die for trimming the inner plate of a car firewall. It is characterized in that It comprises a lower die (1) and an upper die (2) located at the top of the lower die (1), the top of the lower die (1) is provided with a die groove (3), and the bottom of the upper die (2) is connected to a punching block (4); A guide column (5) is connected between the lower die (1) and the upper die (2) and at four vertex corners; a trimming knife (6) is provided at the bottom end of the punching block (4); and a hexagon socket bolt (7) is connected to the outer wall of the punching block (4).

2. A mold for trimming the inner strip of a car firewall according to claim 1, Features: The outer wall of the punching block (4) is provided with a groove (13) for receiving the inner hexagonal bolt (7), and the trimming knife (6) is fixedly connected to the punching block (4) via the inner hexagonal bolt (7).

3. A mold for trimming the inner strip of a car firewall according to claim 1, Features: The trimming knife (6) is made of stainless steel and is connected around the bottom end of the periphery close to the punching block (4).

4. A mold for trimming the inner strip of a car firewall according to claim 1, Features: The left and right sides of the lower mold (1) are connected to fixed columns (8), the surface of the fixed columns (8) is rotatably connected to a movable plate (9), the top surface of the movable plate (9) is installed with an electric rod (11), and the telescopic end of the electric rod (11) is connected to a suction cup (12).

5. A mold for trimming the inner strip of a car firewall according to claim 4, Features: A baffle (10) is connected to the surface of the fixed column (8) close to the top end, two baffles (10) are provided, and the movable plate (9) is located between the two baffles (10).

6. A mold for trimming the inner strip of a car firewall according to claim 4, Features: The suction cup (12) is connected to the lower mold (1) in a lifting manner via the electric rod (11).

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