Stamping die for automobile front door inner plate

Abstract

The utility model relates to the technical field of stamping dies, and discloses an automobile front door inner plate stamping die which comprises a die base, stand columns are fixed to the outer walls of the four corners of the upper end of the die base, a hydraulic cylinder is installed at the upper ends of the stand columns through bolts, a pressing disc is fixed to the telescopic end of the hydraulic cylinder, and the lower end of the pressing disc is connected with a connecting base. A pressing groove is formed in the connecting position of the connecting base and the pressing disc, a mold plate is fixed to the lower end of the connecting base, limiting rings are embedded in the outer walls of the four corners of the mold plate, and stand columns penetrate through the inner sides of the limiting rings; the clamping ring is arranged on the inner side of the pressing groove, and fixing bolts are arranged on the outer walls of the four corners of the clamping ring and the outer walls of the four corners of the connecting base in a penetrating mode. According to the automobile front door inner plate stamping die, the clamping ring and the connecting base are arranged and used for detachable connection of the hydraulic cylinder and the die plate, and the stamping direction is limited by the limiting ring and the stand column when the die plate conducts stamping operation, so that the die plate is convenient to disassemble, assemble and maintain, and meanwhile the stability is good when the stamping operation is conducted.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a stamping die for an inner plate of a front door of an automobile. Background Art

[0002] Today, high-strength steel and ultra-high-strength steel stamping parts made by stamping dies have achieved the goal of lightweighting vehicles and improving the collision strength and safety performance of vehicles. Some vehicle components in the automotive manufacturing industry are made using stamping technology. For stamping parts such as the inner panels of the front door of a car, it is often necessary to use a stamping die for the inner panels of the front door of a car for stamping.

[0003] After searching, we found a stamping die for the inner panel of the front door of an automobile with the publication number CN219766618U, which includes a lower die base, an upper die base, a lower die and an upper die. The die is used to solve the problem that there is no cleaning device on the stamping die, and dust and hair may cause the stamped front door panel of the automobile to have abnormal shapes during the processing; the practical lower die base, upper die base, lower die and upper die are all fixedly connected, which is not convenient for disassembly and maintenance, and there is a lack of guidance during the stamping operation, and the stability of the stamping operation is poor; for this reason, we propose a stamping die for the inner panel of the front door of an automobile. Utility Model Content

[0004] The utility model aims to provide a stamping die for an inner panel of a front door of an automobile, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a stamping die for an inner panel of a front door of an automobile, comprising:

[0006] A die base, wherein columns are fixed to the outer walls at the four corners of the upper end of the die base, a hydraulic cylinder is installed on the upper end of the column by bolts, a pressure plate is fixed to the telescopic end of the hydraulic cylinder, a connecting seat is connected to the lower end of the pressure plate, a pressure groove is provided at the connection between the connecting seat and the pressure plate, a template is fixed to the lower end of the connecting seat, limiting rings are embedded in the outer walls at the four corners of the template, and the columns are penetrated on the inner side of the limiting rings;

[0007] The clamping ring is arranged on the inner side of the pressing groove, and the outer walls of the four corners of the clamping ring and the connecting seat are penetrated with fixing bolts, and the fixing bolts penetrate the outer walls of the four corners of the telescopic end of the hydraulic cylinder.

[0008] Furthermore, the columns and the hydraulic cylinder are symmetrically arranged about the central axis of the mold base, and the template is telescopically connected to the mold base through the telescopic end of the hydraulic cylinder, and the template is slidably connected to the columns through the limiting ring.

[0009] Furthermore, the pressure plate is consistent with the outer structure of the clamping ring and the pressure groove, and the telescopic end of the hydraulic cylinder is threadedly connected to the connecting seat through the clamping ring.

[0010] Furthermore, a side support plate is fixed to an outer wall of one side of the mold base, an upper surface of one side of the side support plate is connected to a swivel seat via a bearing, an electric telescopic rod is installed on an outer wall of one side of the upper end of the swivel seat via bolts, a motor is installed on an outer wall of the lower end of the side support plate via bolts, and the output shaft of the motor is connected to the lower surface of the swivel seat.

[0011] Furthermore, the swivel seat is rotatably connected to the side support plate through the output shaft of the motor, and the electric telescopic rod is rotatably connected to the side support plate through the swivel seat.

[0012] Furthermore, an air pump is embedded on the upper surface of the telescopic end of the electric telescopic rod, a suction end of the air pump is connected to a suction cup, and the suction cup penetrates to the lower surface of the telescopic end of the electric telescopic rod.

[0013] Furthermore, the suction cup is connected to the air pump, and the suction cup is connected to the rotating seat through the telescopic end of the electric telescopic rod.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The automobile front door inner panel stamping die is provided with a clamping ring and a connecting seat, which are used for detachable connection between the hydraulic cylinder and the template. When the template performs stamping operations, the stamping direction is limited by the limiting ring and the column, so that the template is easy to disassemble and maintain, and has good stability during stamping operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model in working state;

[0017] Figure 2 This is an enlarged structural diagram of the disassembled state of the pressure plate and the connecting seat of the utility model;

[0018] Figure 3 It is a cross-sectional enlarged structural schematic diagram of the rotating seat part of the side support plate of the utility model;

[0019] Figure 4 It is a schematic diagram of the enlarged structure of the telescopic end of the electric telescopic rod of the utility model.

[0020] In the figure: 1. mold base; 2. column; 3. hydraulic cylinder; 4. pressure plate; 5. connecting seat; 6. pressure groove; 7. template; 8. clamping ring; 9. fixing bolt; 10. limiting ring; 11. side support plate; 12. swivel seat; 13. electric telescopic rod; 14. motor; 15. air pump; 16. suction cup. DETAILED DESCRIPTION

[0021] 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.

[0022] The utility model provides a stamping die for the inner panel of the front door of an automobile through improvement. Figure 1-Figure 2 , including: a mold base 1, columns 2 are fixed on the outer walls of the four corners of the upper end of the mold base 1, a hydraulic cylinder 3 is installed on the upper end of the column 2 by bolts, the column 2 and the hydraulic cylinder 3 are symmetrically arranged about the central axis of the mold base 1, a pressure plate 4 is fixed to the telescopic end of the hydraulic cylinder 3, a connecting seat 5 is connected to the lower end of the pressure plate 4, a pressure groove 6 is provided at the connection between the connecting seat 5 and the pressure plate 4, a template 7 is fixed to the lower end of the connecting seat 5, and the template 7 is telescopically connected to the mold base 1 through the telescopic end of the hydraulic cylinder 3, a limiting ring 10 is embedded in the outer wall of the four corners of the template 7, and the column 2 is penetrated on the inner side of the limiting ring 10, and the template 7 is slidably connected to the column 2 through the limiting ring 10, a clamping ring 8 is arranged on the inner side of the pressure groove 6, and the outer structure of the pressure plate 4 is consistent with that of the clamping ring 8 and the pressure groove 6, and the clamping ring 8 is provided on the inner side of the pressure groove 6. The ring 8 is used to prevent the pressure plate 4 from escaping from the pressure groove 6; the four corner outer walls of the clamping ring 8 and the connecting seat 5 are pierced with fixing bolts 9, and the set clamping ring 8 and the connecting seat 5 are used for the detachable connection between the hydraulic cylinder 3 and the template 7, which is convenient for the staff to disassemble and maintain the template 7, and the stamping direction of the template 7 is limited by the limiting ring 10 and the column 2 when the stamping operation is performed, and the stamping direction is stable and controlled, so that the template 7 has better stability during operation; and the fixing bolts 9 penetrate the four corner outer walls of the telescopic end of the hydraulic cylinder 3, and the telescopic end of the hydraulic cylinder 3 is threadedly connected with the connecting seat 5 through the clamping ring 8 and the fixing bolts 9. The fixing bolts 9 are used to connect the telescopic end of the hydraulic cylinder 3, the clamping ring 8 and the connecting seat 5 to prevent the template 7 from loosening during use and affecting the stamping effect.

[0023] See also Figure 1 and Figure 3, a stamping die for the inner panel of the front door of an automobile, comprising: a side support plate 11 is fixed to the outer wall of one side of the die base 1, a swivel seat 12 is connected to the upper surface of one side of the side support plate 11 through a bearing, a motor 14 is installed on the outer wall of the lower end of the side support plate 11 through bolts, and the output shaft of the motor 14 is connected to the lower surface of the swivel seat 12, the swivel seat 12 is rotatably connected to the side support plate 11 through the output shaft of the motor 14, and the output shaft of the motor 14 is used to drive the swivel seat 12 to rotate on the side support plate 11; an electric telescopic rod 13 is installed on the outer wall of one side of the upper end of the swivel seat 12 through bolts, and the electric telescopic rod 13 is rotatably connected to the side support plate 11 through the swivel seat 12, the electric telescopic rod 13 is arranged to adjust its direction through the drive of the swivel seat 12, and the inner plate material obtained by stamping the template 7 and the die base 1 is pushed out from the die base 1 through the telescopic end, so as to realize automatic unloading.

[0024] See also Figure 3-Figure 4 A stamping die for an inner panel of a front door of an automobile comprises: an air pump 15 is embedded on the upper surface of the telescopic end of an electric telescopic rod 13, a suction end of the air pump 15 is connected to a suction cup 16, and the suction cup 16 penetrates to the lower surface of the telescopic end of the electric telescopic rod 13, the suction cup 16 and the air pump 15 are connected, and the suction cup 16 is telescopically connected to a rotating seat 12 through the telescopic end of the electric telescopic rod 13, the suction cup 16 is used to suck up the material required for stamping from elsewhere through the suction force of the air pump 15, and transfer it to the die base 1 for stamping operation through the rotation of the rotating seat 12 and the extension and retraction of the telescopic end of the electric telescopic rod 13, thereby realizing automatic feeding.

[0025] Working principle: For this type of automobile front door inner panel stamping die, the staff first places the die base 1 of the die on a stable and horizontal working surface in the working environment, and then places the material to be stamped on the side of the die base 1 close to the side support plate 11. The electric telescopic rod 13 installed on the side support plate 11 through the rotating seat 12 can be driven by the output shaft of the motor 14 to turn to the material first, and then the material is sucked up by the telescopic end of the electric telescopic rod 13 and the suction force generated by the air pump 15 at the suction cup 16, and the material is sent to the inner side of the die base 1 and the template 7 by rotating and stretching again, which is convenient for stamping operations. After stamping, the inner plate of the stamped part is pushed down the die base 1 by the telescopic end of the electric telescopic rod 13, realizing self- The material is loaded and unloaded dynamically, and then the mold processes the material by stamping the template 7 on the mold base 1. The template 7 is connected to the telescopic end of the hydraulic cylinder 3 installed on the column 2 through the connecting seat 5, and the telescopic end of the hydraulic cylinder 3 extends into the pressing groove 6 on the connecting seat 5 through the pressure plate 4. The staff fixes the pressure plate 4 to the inner side of the pressing groove 6 through the clamping ring 8, and uses the fixing bolts 9 to fasten the telescopic end of the hydraulic cylinder 3 and the connecting seat 5 to prevent the template 7 from falling off from the telescopic end of the hydraulic cylinder 3 during operation. The detachable design is convenient for the staff to disassemble and maintain the template 7. Finally, when the template 7 is lifted or lowered, the sliding of the limit ring 10 on the column 2 realizes stable guidance to prevent the template 7 from shifting in direction during stamping operation.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stamping die for the inner panel of a front door of an automobile, characterized in that: include: A die base (1), wherein columns (2) are fixed to the outer walls at the four corners of the upper end of the die base (1), a hydraulic cylinder (3) is installed at the upper end of the column (2) by means of bolts, a pressure plate (4) is fixed to the telescopic end of the hydraulic cylinder (3), a connecting seat (5) is connected to the lower end of the pressure plate (4), a pressure groove (6) is provided at the connection between the connecting seat (5) and the pressure plate (4), a template (7) is fixed to the lower end of the connecting seat (5), limiting rings (10) are embedded in the outer walls at the four corners of the template (7), and the column (2) is arranged on the inner side of the limiting ring (10); A clamping ring (8) is arranged on the inner side of the pressing groove (6), and fixing bolts (9) are provided on the four corner outer walls of the clamping ring (8) and the connecting seat (5), and the fixing bolts (9) penetrate the four corner outer walls of the telescopic end of the hydraulic cylinder (3).

2. The automobile front door inner panel stamping die according to claim 1, characterized in that: The columns (2) and the hydraulic cylinders (3) are symmetrically arranged about the central axis of the die base (1), and the template (7) is telescopically connected to the die base (1) through the telescopic end of the hydraulic cylinder (3), and the template (7) is slidably connected to the columns (2) through the limiting ring (10).

3. The automobile front door inner panel stamping die according to claim 1, characterized in that: The pressure plate (4) matches the outer structure of the clamping ring (8) and the pressure groove (6), and the telescopic end of the hydraulic cylinder (3) is threadedly connected to the connecting seat (5) through the clamping ring (8).

4. The automobile front door inner panel stamping die according to claim 1, characterized in that: A side support plate (11) is fixed to an outer wall of one side of the mold base (1); an upper surface of one side of the side support plate (11) is connected to a swivel seat (12) via a bearing; an electric telescopic rod (13) is installed to an outer wall of one side of the upper end of the swivel seat (12) via bolts; a motor (14) is installed to an outer wall of the lower end of the side support plate (11) via bolts, and an output shaft of the motor (14) is connected to the lower surface of the swivel seat (12).

5. The automobile front door inner panel stamping die according to claim 4, characterized in that: The rotating seat (12) is rotatably connected to the side support plate (11) via the output shaft of the motor (14), and the electric telescopic rod (13) is rotatably connected to the side support plate (11) via the rotating seat (12).

6. The automobile front door inner panel stamping die according to claim 4, characterized in that: An air pump (15) is embedded in the upper surface of the telescopic end of the electric telescopic rod (13), and a suction cup (16) is connected to the suction end of the air pump (15), and the suction cup (16) penetrates to the lower surface of the telescopic end of the electric telescopic rod (13).

7. The automobile front door inner panel stamping die according to claim 6, characterized in that: The suction cup (16) is in communication with the air pump (15), and the suction cup (16) is in telescopic connection with the rotating seat (12) via the telescopic end of the electric telescopic rod (13).

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