Bending device for electric vehicle frame assembling pipe fitting machining

Abstract

The utility model discloses a bending device for processing an assembling pipe fitting of an electric vehicle frame, which comprises a bending table, a movable die is movably arranged on one side of the surface of the bending table, a static die is arranged on one side of the movable die, the static die is fixed on the surface of the bending table through two groups of inside hexagonal bolts, the end part of the static die is fixed with a bending plate, and the bending plate is fixed on the bending table. A rotating disc is installed at the bottom of the bending plate, the end of the rotating disc and a handle are welded and fixed, and meanwhile a bending wheel is movably installed on the handle. And a long assembly pipe fitting is arranged between the movable mold and the static mold, and the long assembly pipe fitting is clamped and fixed on the bending table through the movable mold and the static mold. According to the bending device for machining the electric vehicle frame assembling pipe fitting, when the long assembling pipe fitting is stressed, the interior of the long assembling pipe fitting is supported through the spring piece, the inner wall of the pipe fitting is supported when the inner wall of the pipe fitting is stressed, and the situation that when the long assembling pipe fitting is bent, local excessive deformation or inconsistent bending angles occur can be avoided.

Description

Technical Field

[0001] The utility model relates to the field of bending devices, in particular to a bending device for processing electric vehicle frame assembly pipes. Background Art

[0002] The electric vehicle frame is the main formed component of the electric vehicle. Different driving transmission equipment and protective structures are installed around the electric vehicle frame and its outside to form the main structure of the electric vehicle. The electric vehicle frame is made of metal pipes and metal sheet metal parts. During the processing, part of the pipe structure needs to be bent according to the design structure of the frame, and the pipe elements are processed into corresponding angles through bending machines.

[0003] Regarding the patent for bending the metal pipe of the frame, the Chinese patent with the authorization announcement number CN212419216U discloses a bending device for processing the pipe parts of the electric vehicle frame assembly; the article includes that the push plates 5 on both sides of the device rotate in opposite directions at the same time, driving the metal pipe 3 locked inside to rotate and bend to both sides, according to the processing design requirements, the metal pipe 3 is rotated to a certain angle position, and the lower end of the metal pipe 3 moves upward inside the limit block 2;

[0004] When metal pipes are bent, there is no support reinforcement inside, so when they are bent under force, local excessive deformation or inconsistent bending angles are prone to occur. Utility Model Content

[0005] The utility model aims to provide a bending device for processing electric vehicle frame assembly pipes to solve the defects mentioned in the above background technology.

[0006] In order to achieve the above-mentioned purpose, a bending device for processing electric vehicle frame assembly pipe fittings is provided, comprising a bending table, a movable die is movably installed on one side of the surface of the bending table, and a static die is installed on one side of the movable die, and the static die is fixed to the surface of the bending table by two sets of hexagon socket bolts, and the end of the static die is fixed to the bending plate, a turntable is installed at the bottom of the bending plate, and the end of the turntable is welded and fixed to the handle, and a bending wheel is movably installed on the handle;

[0007] A long assembly pipe is arranged between the moving die and the static die, and the long assembly pipe is clamped and fixed on the bending table by the moving die and the static die, and a spring is inserted into the interior of the long assembly pipe.

[0008] Preferably, a first limiting groove is provided inside the movable mold, and a second limiting groove is provided inside the static mold, and both the second limiting groove and the first limiting groove are arc-shaped.

[0009] Preferably, the second limiting groove and the first limiting groove respectively cover two sides of the long assembly pipe, and the movable mold and the static mold are arranged in parallel.

[0010] Preferably, two groups of slide blocks are fixedly arranged at the bottom of the movable mold, and a slide groove is provided on the surface of the bending table, and the slide groove is adapted to the size of the slide block, and the slide block is slidably arranged inside the slide groove.

[0011] Preferably, a mounting frame is screwed on the side wall of the bending table, and the cross-section of the mounting frame is "T"-shaped. At the same time, a cylinder is screwed on the mounting frame, and the output shaft of the cylinder is fixed to the surface of the movable mold.

[0012] Preferably, a bending groove is opened inside the bending plate, and the bending groove is connected with the second limiting groove. At the same time, the bending groove is set in a "U" shape, and the bending wheel drives the upper end of the long assembled pipe to bend on the outside of the bending groove with a turntable in a circular shape, and the bottom shaft of the turntable is fixed to the output shaft of the drive motor.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the long assembled pipe is clamped and fixed on the bending table by the moving die and the static die, and the bending wheel drives the upper end of the long assembled pipe to bend on the outside of the bending groove with the rotating disk as a circle, thereby completing the bending work of the long assembled pipe;

[0014] When the long assembled pipe fittings are subjected to stress, the spring parts inside them are used to support the inner wall of the pipe fittings when they are subjected to stress, thereby avoiding the occurrence of local excessive deformation or inconsistent bending angles when the long assembled pipe fittings are bent. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front view of the structure of the utility model;

[0016] Figure 2 The utility model structure Figure 1 Schematic diagram of bending long assembled pipe fittings;

[0017] Figure 3 This is a schematic diagram of the installation structure of the dynamic mold and the static mold of the utility model;

[0018] Figure 4 The utility model structure Figure 1 Schematic diagram of the AA section structure.

[0019] Numbers in the figure: 1. Bending table; 2. Moving mold; 3. Slide; 4. Mounting frame; 5. Cylinder; 6. First limiting groove; 7. Spring part; 8. Long assembly pipe fitting; 9. Static mold; 10. Second limiting groove; 11. Bending plate; 12. Bending groove; 13. Turntable; 14. Bending wheel; 15. Handle. DETAILED DESCRIPTION

[0020] See also Figure 1-4The utility model provides a bending device for processing electric vehicle frame assembly pipes, including a bending table 1, a movable die 2 is movably installed on one side of the surface of the bending table 1, and a static die 9 is installed on one side of the movable die 2, and the static die 9 is fixed to the surface of the bending table 1 by two sets of hexagon socket bolts, and the end of the static die 9 is fixed to the bending plate 11, a turntable 13 is installed at the bottom of the bending plate 11, and the end of the turntable 13 is welded and fixed to a handle 15, and a bending wheel 14 is movably installed on the handle 15;

[0021] A long assembly pipe 8 is arranged between the movable die 2 and the static die 9 , and the long assembly pipe 8 is clamped and fixed on the bending table 1 by the movable die 2 and the static die 9 , and a spring part 7 is inserted into the interior of the long assembly pipe 8 .

[0022] Working principle: The long assembled pipe fitting 8 is clamped and fixed on the bending table 1 by the movable mold 2 and the static mold 9, and then the turntable 13 is driven by the motor to rotate, and the bending wheel 14 drives the upper end of the long assembled pipe fitting 8 to bend on the outside of the bending groove 12 with the turntable 13 as a circle, so as to complete the bending work of the long assembled pipe fitting 8. When the long assembled pipe fitting 8 is subjected to force, its interior is supported by the spring part 7 to support the inner wall of the pipe fitting when it is subjected to force, so as to avoid the occurrence of local excessive deformation or inconsistent bending angles of the long assembled pipe fitting 8 when bending.

[0023] As a preferred embodiment, a first limiting groove 6 is provided inside the movable mold 2, and a second limiting groove 10 is provided inside the static mold 9, and both the second limiting groove 10 and the first limiting groove 6 are arc-shaped.

[0024] As a preferred embodiment, the second limiting groove 10 and the first limiting groove 6 respectively cover the two sides of the long assembly pipe 8, and the movable mold 2 and the static mold 9 are arranged in parallel.

[0025] Two sets of slide blocks are fixedly arranged at the bottom of the movable mold 2 , and a slide groove 3 is provided on the surface of the bending table 1 . The slide groove 3 is adapted to the size of the slide block, and the slide block is slidably arranged inside the slide groove 3 .

[0026] like Figure 1-4 As shown: before bending the long assembled pipe fitting 8, the long assembled pipe fitting 8 is placed inside the second limit groove 10, and at this time, the external switch of the cylinder 5 is started, and the output of the cylinder 5 drives the movable mold 2 to move laterally, and the long assembled pipe fitting 8 is clamped and fixed by the movable mold 2 and the static mold 9 to ensure the stability of the long assembled pipe fitting 8 when being bent and prevent it from loosening.

[0027] As a preferred embodiment, a mounting frame 4 is screwed to the side wall of the bending table 1, and the cross-section of the mounting frame 4 is set in a "T" shape. At the same time, a cylinder 5 is screwed to the mounting frame 4, and the output shaft of the cylinder 5 is fixed to the surface of the movable mold 2.

[0028] A bending groove 12 is opened inside the bending plate 11, and the bending groove 12 is connected with the second limiting groove 10. At the same time, the bending groove 12 is set in a "U" shape, and the bending wheel 14 drives the upper end of the long assembly pipe 8 to bend on the outside of the bending groove 12 with the turntable 13 as a circle, and the bottom rotating shaft of the turntable 13 is fixed to the output shaft of the driving motor.

Claims

1. A bending device for processing electric vehicle frame assembly pipes, comprising a bending table (1), characterized in that: A movable mold (2) is movably mounted on one side of the surface of the bending platform (1), and a static mold (9) is mounted on one side of the movable mold (2); the static mold (9) is fixed to the surface of the bending platform (1) by two sets of hexagon socket bolts, and the end of the static mold (9) is fixed to the bending plate (11); a turntable (13) is mounted on the bottom of the bending plate (11), and the end of the turntable (13) is welded and fixed to a handle (15); and a bending wheel (14) is movably mounted on the handle (15); A long assembly pipe (8) is arranged between the movable die (2) and the static die (9), and the long assembly pipe (8) is clamped and fixed on the bending table (1) by the movable die (2) and the static die (9), and a spring part (7) is inserted into the interior of the long assembly pipe (8).

2. A bending device for processing electric vehicle frame assembly pipes according to claim 1, characterized in that: The movable mold (2) has a first limiting groove (6) inside, and the static mold (9) has a second limiting groove (10) inside. Both the second limiting groove (10) and the first limiting groove (6) are arc-shaped.

3. A bending device for processing electric vehicle frame assembly pipes according to claim 2, characterized in that: The second limiting groove (10) and the first limiting groove (6) respectively cover two sides of the long assembly pipe (8), and the movable mold (2) and the static mold (9) are arranged in parallel.

4. The bending device for processing electric vehicle frame assembly pipes according to claim 1, characterized in that: Two groups of slide blocks are fixedly arranged at the bottom of the movable mold (2), and a slide groove (3) is provided on the surface of the bending table (1). The slide groove (3) is adapted to the size of the slide block, and the slide block is slidably arranged inside the slide groove (3).

5. The bending device for processing electric vehicle frame assembly pipes according to claim 1, characterized in that: A mounting frame (4) is screwed to the side wall of the bending table (1), and the cross section of the mounting frame (4) is set in a "T" shape. At the same time, a cylinder (5) is screwed to the mounting frame (4), and the output shaft of the cylinder (5) is fixed to the surface of the movable mold (2).

6. The bending device for processing electric vehicle frame assembly pipes according to claim 1, characterized in that: A bending groove (12) is provided inside the bending plate (11), and the bending groove (12) is connected to the second limiting groove (10). The bending groove (12) is arranged in a "U" shape, and the bending wheel (14) drives the upper end of the long assembly pipe (8) to bend on the outer side of the bending groove (12) with the rotating disk (13) as a circle, and the rotating shaft at the bottom of the rotating disk (13) is fixed to the output shaft of the driving motor.

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