Stability testing mechanism used after automobile flitch screw head welding

Abstract

The utility model relates to a stability testing mechanism used after automobile flitch screw head welding, comprising a bottom frame, the inner bottom of the bottom frame is fixedly connected with a first motor, the top of the output shaft of the first motor is fixedly connected with a rotating disc, the top of the rotating disc is fixedly connected with two limiting columns, and the limiting columns are fixedly connected with the rotating disc. A material plate body is inserted into the outer portion of the limiting column, a material plate screw head is fixedly connected to the top of the material plate body, a material plate nut is fixedly connected to the top of the material plate screw head, and a material plate screw is fixedly connected to the top of the material plate nut. According to the stability testing mechanism used after welding of the automobile flitch screw head, a flitch body welded with the flitch screw head is inserted into a turntable through a limiting column, a second motor drives a threaded rod to rotate, and the threaded rod drives a lifting seat, a limiting cylinder and a nut cylinder to move downwards, so that the nut cylinder is clamped with a flitch nut, and the flitch nut is fixed; after the first motor is started, torsion is applied to the material plate body, whether the welding point of the material plate body and the material plate screw head is damaged or not is observed, and therefore the stability of the material plate screw head on the material plate body is verified.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts processing, in particular to a stability testing mechanism for automobile sheet screw heads after welding. Background Art

[0002] Auto parts are the various units that constitute the overall auto parts processing and the products that serve the auto parts processing, including auto sheet metal.

[0003] During the processing of automobile sheet materials, screw heads need to be welded on their surfaces so that other parts can be connected to the sheet materials through the screw heads. After the screw heads are welded on the automobile sheet materials, if the stability of the screw heads is not tested, the stability after welding may be poor, which may affect the stability of the connection between other parts and the sheet materials. Therefore, a stability testing mechanism for automobile sheet material screw heads after welding is proposed to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a stability testing mechanism for automobile sheet metal screw heads after welding, which can test the stability of the screw heads welded to the automobile sheet metal, and solve the above-mentioned problems.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a stability testing mechanism for automobile sheet metal screw heads after welding, comprising a bottom frame, a first motor is fixedly connected to the inner bottom of the bottom frame, a turntable is fixedly connected to the top of the output shaft of the first motor, two limit columns are fixedly connected to the top of the turntable, a sheet metal body is plugged into the outside of the limit columns, a sheet metal screw head is fixedly connected to the top of the sheet metal screw head, a sheet metal nut is fixedly connected to the top of the sheet metal nut, and a sheet metal screw is fixedly connected to the top of the sheet metal nut.

[0006] Preferably, two fixing plates symmetrically distributed on the left and right are fixedly connected to the top of the bottom frame, a top plate is fixedly connected to adjacent sides of the two fixing plates, and the bottom of the top plate is rotatably connected to the turntable.

[0007] Preferably, a second motor is fixedly connected to the front side of the top plate, a threaded rod is fixedly connected to the bottom of the output shaft of the second motor, an external thread of the threaded rod is connected to a lifting seat, a limiting cylinder is fixedly connected to the bottom of the lifting seat, a nut cylinder is fixedly connected to the bottom of the limiting cylinder, and the rear side of the lifting seat is slidably connected to the top plate.

[0008] Preferably, the nut barrel can be snap-connected with the sheet nut, the inner wall diameter of the limiting barrel is larger than the diameter of the sheet screw, and the sheet screw can extend to the interior of the limiting barrel.

[0009] Preferably, a first limit plate is fixedly connected to the front side of the top plate, the bottom of the threaded rod is rotatably connected to the first limit plate, and two second limit plates symmetrically distributed up and down are fixedly connected to the front side of the top plate, and a limit rod is fixedly connected to the adjacent side of the two second limit plates, and the limit rod passes through the lifting seat and is slidably connected to the lifting seat.

[0010] Preferably, a control panel is fixedly connected to the top of the fixing plate on the right side, and the first motor and the second motor can be electrically connected to the control panel through wires.

[0011] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0012] The stability testing mechanism used for the welding of the screw head of the automobile material plate comprises the following steps: the material plate body welded with the material plate screw head is inserted on the turntable through the limit column, the second motor drives the threaded rod to rotate, and the threaded rod drives the lifting seat, the limit cylinder and the nut cylinder to move downward, so that the nut cylinder and the material plate nut are engaged with each other to fix the material plate nut, and the first motor is started to apply torque to the material plate body to observe whether the welding point between the material plate body and the material plate screw head is damaged, thereby verifying the stability of the material plate screw head on the material plate body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the structure of the utility model.

[0016] In the figure: 1. bottom frame; 2. first motor; 3. turntable; 4. limiting column; 5. material plate body; 6. material plate screw head; 7. material plate nut; 8. material plate screw; 9. fixing plate; 10. top plate; 11. second motor; 12. threaded rod; 13. lifting seat; 14. limiting cylinder; 15. nut cylinder; 16. first limiting plate; 17. second limiting plate; 18. limiting rod; 19. control panel. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-3 , an embodiment provided by the utility model:

[0019] A stability testing mechanism for automobile sheet metal screw heads after welding, comprising a bottom frame 1, a first motor 2 is fixedly connected to the inner bottom of the bottom frame 1, a turntable 3 is fixedly connected to the top of the output shaft of the first motor 2, two limiting columns 4 are fixedly connected to the top of the turntable 3, a sheet metal body 5 is plugged into the outside of the limiting columns 4, a sheet metal screw head 6 is fixedly connected to the top of the sheet metal screw head 6, a sheet metal nut 7 is fixedly connected to the top of the sheet metal nut 7, and a sheet metal screw 8 is fixedly connected to the top of the sheet metal nut 7.

[0020] Furthermore, the bottom frame 1 and the top plate 10 support the mechanism to maintain the balance and stability of the overall structure of the mechanism, and the fixing plate 9 is fixedly connected to the top plate 10 to maintain the stability of the top plate 10 .

[0021] Furthermore, the output shaft of the first motor 2 is fixedly connected to the turntable 3, and the turntable 3 is plugged into the sheet body 5 through the limit column 4, so that after the first motor 2 is started, it can apply torque to the turntable 3, the limit column 4 and the sheet body 5. The sheet body 5, the sheet screw head 6, the sheet nut 7 and the sheet screw 8 are semi-finished parts before welding, and the sheet screw head 6 is fixed to the sheet body 5 through welding.

[0022] Furthermore, the output shaft of the motor 11 is fixedly connected to the threaded rod 12, so that the motor 11 can drive the threaded rod 12 to rotate after starting, the threaded rod 12 is threadedly connected to the lifting seat 13, and the top plate 10 and the limit rod 18 are both slidably connected to the lifting seat 13, so that when the threaded rod 12 rotates, it can drive the lifting seat 13 to move up and down.

[0023] Furthermore, the lifting seat 13 is fixedly connected to the limiting cylinder 14, and the limiting cylinder 14 is fixedly connected to the nut cylinder 15, so that when the lifting seat 13 moves, it can drive the limiting cylinder 14 and the nut cylinder 15 to move synchronously. The inner wall diameter of the limiting cylinder 14 is larger than the diameter of the material sheet screw 8 to prevent the material sheet screw 8 from being hindered from moving upward. The nut cylinder 15 can be engaged with the material sheet nut 7. In the engaged state, the material sheet nut 7 and the material sheet nut head 6 can be fixed, and torque can be applied to the material sheet nut head 6 by starting the first motor 2.

[0024] Furthermore, the first limit plate 16 is rotatably connected to the threaded rod 12 to maintain the stability of the threaded rod 12, the second limit plate 17 is fixedly connected to the limit rod 18 to maintain the stability of the limit rod 18, and the limit rod 18 is slidably connected to the lifting seat 13 to maintain the stability of the lifting seat 13 during the up and down movement.

[0025] Furthermore, the control panel 19 facilitates the user to control the operation of the first motor 2 and the second motor 11 , and the user can adjust the power of the first motor 2 through the control panel 19 , thereby adjusting the torque provided by the output shaft of the first motor 2 .

[0026] Working principle: the sheet body 5 welded with the sheet screw head 6 is inserted into the turntable 3 through the limiting column 4, the second motor 11 drives the threaded rod 12 to rotate, and the threaded rod 12 drives the lifting seat 13, the limiting cylinder 14 and the nut cylinder 15 to move downward, so that the nut cylinder 15 is engaged with the sheet nut 7 to fix the sheet nut 7. After the first motor 2 is started, a torque is applied to the sheet body 5 to observe whether the welding point between the sheet body 5 and the sheet screw head 6 is damaged, thereby verifying the stability of the sheet screw head 6 on the sheet body 5, which solves the problems raised in the background technology.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0028] 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 stability testing mechanism for automobile sheet metal screw head after welding, comprising a bottom frame (1), characterized in that: The inner bottom of the bottom frame (1) is fixedly connected to a first motor (2), the top of the output shaft of the first motor (2) is fixedly connected to a turntable (3), the top of the turntable (3) is fixedly connected to two limit columns (4), the outside of the limit columns (4) is plugged with a material plate body (5), the top of the material plate body (5) is fixedly connected to a material plate screw head (6), the top of the material plate screw head (6) is fixedly connected to a material plate nut (7), and the top of the material plate nut (7) is fixedly connected to a material plate screw (8).

2. A stability testing mechanism for automobile sheet metal screw head welding according to claim 1, characterized in that: The top of the bottom frame (1) is fixedly connected to two fixed plates (9) that are symmetrically distributed on the left and right, and a top plate (10) is fixedly connected to the adjacent sides of the two fixed plates (9), and the bottom of the top plate (10) is rotatably connected to the turntable (3).

3. A stability testing mechanism for automobile sheet metal screw head welding according to claim 2, characterized in that: The front side of the top plate (10) is fixedly connected to a second motor (11); the bottom of the output shaft of the second motor (11) is fixedly connected to a threaded rod (12); the external thread of the threaded rod (12) is connected to a lifting seat (13); the bottom of the lifting seat (13) is fixedly connected to a limiting cylinder (14); the bottom of the limiting cylinder (14) is fixedly connected to a nut cylinder (15); and the rear side of the lifting seat (13) is slidably connected to the top plate (10).

4. A stability testing mechanism for automobile sheet metal screw head welding according to claim 3, characterized in that: The nut cylinder (15) can be snap-connected with the sheet nut (7), the inner wall diameter of the limiting cylinder (14) is larger than the diameter of the sheet screw (8), and the sheet screw (8) can extend to the interior of the limiting cylinder (14).

5. The stability testing mechanism for automobile sheet metal screw head welding according to claim 3, characterized in that: The front side of the top plate (10) is fixedly connected with a first limit plate (16), the bottom of the threaded rod (12) is rotatably connected to the first limit plate (16), the front side of the top plate (10) is fixedly connected with two second limit plates (17) symmetrically distributed up and down, and the adjacent sides of the two second limit plates (17) are fixedly connected with a limit rod (18), and the limit rod (18) passes through the lifting seat (13) and is slidably connected to the lifting seat (13).

6. The stability testing mechanism for automobile sheet metal screw head welding according to claim 3, characterized in that: A control panel (19) is fixedly connected to the top of the fixing plate (9) on the right side, and both the first motor (2) and the second motor (11) can be electrically connected to the control panel (19) via wires.

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