Battery box welding clamp

Abstract

The utility model discloses a battery box welding fixture, which relates to the technical field of battery box processing, and comprises a fixture seat, a circular tray is arranged right above the fixture seat, the bottom end of a supporting piece seat is connected right above the circular tray through a screw, a clamping mechanism is arranged right above the fixture seat, and the bottom end of the supporting piece seat is connected with the bottom end of the circular tray through a screw. The clamping mechanism adjusts the battery box according to the specific size of the battery box, the clamping and positioning flexibility of the battery box is improved, a transposition mechanism is arranged in the clamp base, the transposition mechanism drives the battery box and the clamping mechanism to rotate, and then the battery box is welded in multiple directions. In the using process, the side clamping arms and one side of the side positioning base are aligned and locked, the width of the side positioning base is large and larger than the width of the multiple sets of side clamping arms, in the using process, the distance between the side clamping arms is adjusted according to the width of the battery box, the side clamping arms are pulled to move outwards, and the distance between the side clamping arms is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of battery box processing, in particular to a battery box welding fixture. Background Art

[0002] The battery casing is an essential component of electric vehicles. It houses high-voltage batteries, electronic components, sensors and connectors, helping to protect the overall structure and safety of the vehicle and protecting key components from potential external impacts, heat and water seepage. The battery casings of pure electric vehicles are relatively large, generally about two meters long and about one meter and four meters wide.

[0003] The battery casing assembly is relatively large on all sides due to the battery tray. When welding the battery box, the bottom of the fixture itself is a fixed structure, which makes it difficult to rotate and position the battery casing and the fixture according to welding and further processing requirements. In addition, during the operation of the welding fixture, the fixture lacks dynamic adjustment of its clamping range according to the size of the workpiece, resulting in shaking or displacement of the battery box during the clamping process. Summary of the invention

[0004] The purpose of the utility model is to provide a battery box welding fixture to solve the above-mentioned defects caused by the prior art.

[0005] A battery box welding fixture comprises a fixture seat, a circular tray is arranged directly above the fixture seat, the bottom end of a support seat is screwed directly above the circular tray, a clamping mechanism is arranged directly above the fixture seat, the clamping mechanism is adjusted according to the specific size of the battery box to improve the flexibility of clamping and positioning the battery box, a shifting mechanism is arranged inside the fixture seat, the shifting mechanism drives the battery box and the clamping mechanism to rotate, and then the battery box is welded in multiple directions.

[0006] Preferably, the clamping mechanism includes a side clamping arm, a fastening hole, a rubber pad, a side positioning seat, a fastener and a two-way cylinder, a fastening hole is provided through the outer side of the side clamping arm, the side clamping arm is connected to the rubber pad through a groove provided on the outer side, one side of the bottom end of the side clamping arm is connected to the side positioning seat, one side of the side positioning seat is connected to the output end of the two-way cylinder, the side positioning seat is symmetrically arranged inside the support seat, and a fastener is connected through the top end of the side positioning seat.

[0007] Preferably, the side clamp arm is connected to the inner end of the side positioning seat via a fastener penetrating through the top end.

[0008] Preferably, the shifting mechanism includes a servo motor, a driving gear, a toothed disc body, and a rolling bearing. The servo motor is installed inside the fixture seat, the output end of the servo motor is connected to the driving gear, the outer side of the driving gear is kneaded and connected to the toothed disc body, the top of the toothed disc body is provided with a rolling bearing, and the top of the toothed disc body is welded and connected to a rotating column.

[0009] Preferably, the rotating column is connected to the fixture seat through a rolling bearing penetrating the outer side.

[0010] Preferably, the circular tray is connected to the top end of the toothed plate body via a rotating column that penetrates and connects therethrough.

[0011] Compared with the prior art, the utility model has the following advantages:

[0012] 1. During use, the side clamping arm is aligned and locked with one side of the side positioning seat, and the width of the side positioning seat is relatively large, which is greater than the width of multiple sets of side clamping arms. During use, the spacing of the side clamping arms is adjusted according to the width of the battery box, and the side clamping arms are pulled outward to adjust the spacing of the side clamping arms, so as to clamp and position battery boxes of different specifications to ensure the stability of the clamping, and to clamp the entire battery shell and the frame part, thereby improving the stability and the flexibility of positioning and switching the battery box.

[0013] 2. The operator drives the active gear to rotate through the servo motor, and connects the gear plate body with different numbers of teeth through the bottom end of the bracket seat set at the top of the gear plate body. During use, the bracket seat and the bottom end of the battery box set above are clamped and replaced. During use, the rotation speed of the battery box is adjusted according to the use requirements to avoid insufficient or loose welding caused by too fast rotation speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the top view structure of the clamp seat in the utility model.

[0016] Figure 3 It is a schematic diagram of the internal structure of the clamp seat in the utility model.

[0017] Figure 4 It is a schematic diagram of the front section structure of the clamp seat in the utility model.

[0018] Figure 5 It is a schematic diagram of the internal structure of the support seat in the utility model.

[0019] Figure 6The schematic diagram of the structure of the side positioning seat in the utility model

[0020] in:

[0021] 1. Clamp seat; 2. Support seat; 3. Side clamp arm; 4. Fastening hole; 5. Rubber pad; 6. Clamping mechanism; 7. Round tray; 8. Rotating column; 9. Servo motor; 10. Driving gear; 11. Gear plate body; 12. Rolling bearing; 13. Transposition mechanism; 14. Side positioning seat; 15. Fastener; 16. Bidirectional cylinder. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figures 1 to 6 As shown, a battery box welding fixture includes a fixture seat 1, a circular tray 7 is arranged directly above the fixture seat 1, and the bottom end of the support seat 2 is screwed directly above the circular tray 7, and a clamping mechanism 6 is arranged directly above the fixture seat 1. The clamping mechanism 6 is adjusted according to the specific size of the battery box to improve the flexibility of clamping and positioning the battery box. A shifting mechanism 13 is arranged inside the fixture seat 1, and the shifting mechanism 13 drives the battery box and the clamping mechanism 6 to rotate, thereby performing welding processing on the battery box in multiple directions.

[0024] In this embodiment, the clamping mechanism 6 includes a side clamping arm 3, a fastening hole 4, a rubber pad 5, a side positioning seat 14, a fastener 15 and a two-way cylinder 16. The fastening hole 4 is opened through the outer side of the side clamping arm 3, and the side clamping arm 3 is connected to the rubber pad 5 through the groove opened on the outer side. The bottom side of the side clamping arm 3 is connected to the side positioning seat 14, and one side of the side positioning seat 14 is connected to the output end of the two-way cylinder 16. The side positioning seat 14 is symmetrically arranged inside the support seat 2, and the top of the side positioning seat 14 is penetrated by the fastener 15.

[0025] In this embodiment, the side clamping arm 3 is connected to the inner end of the side positioning seat 14 through a fastener 15 connected through the top end. The side clamping arm 3 is provided to clamp both sides of the workpiece to complete the rapid adjustment and control of the equipment.

[0026] In this embodiment, the shifting mechanism 13 includes a servo motor 9, a driving gear 10, a toothed disc body 11, and a rolling bearing 12. The servo motor 9 is installed inside the fixture seat 1. The output end of the servo motor 9 is connected to the driving gear 10. The outer side of the driving gear 10 is kneaded and connected to the toothed disc body 11. The top of the toothed disc body 11 is provided with a rolling bearing 12. The top of the toothed disc body 11 is welded and connected to a rotating column 8. The rotation speed of the equipment is adjusted by the driving gear 10 to switch the processing position of the battery box.

[0027] In this embodiment, the rotating column 8 is connected to the fixture seat 1 through a rolling bearing 12 penetrating from the outside, and the device can be flexibly adjusted and positioned through the wider fixture seat 1.

[0028] In this embodiment, the circular tray 7 is connected to the top of the toothed plate body 11 through the rotating column 8 connected therethrough, and the battery box is rotated by the circular tray 7 to dynamically switch the processing position of the workpiece.

[0029] In practical application, this battery box welding fixture includes the following work contents:

[0030] Step 1: The operator first opens the cover plate set at the top of the bracket seat 2, and then according to the specific width and length of the battery box body used for production, the operator first pulls the side clamp arm 3 to move the side clamp arm 3 on the left and right sides of the side positioning seat 14, first adjusts the distance between the two groups of side clamp arms 3, and then pulls the side clamp arm 3 outward to adjust the distance between the side clamp arms 3 set on the left and right sides, inserts the fastener 15 into the connection between the side clamp arm 3 and the side positioning seat 14, and completes the assembly and positioning of the side clamp arm 3 and the bracket seat 2;

[0031] Step 2: The operator fits the circular tray 7 provided at the bottom of the support seat 2 to each other, and positions the circular tray 7 and the support seat 2 by screws. The operator installs the rubber pad 5 on the outside of the side clamp arm 3, and inserts the screws into the inside of the fastening hole 4 to complete the positioning of the rubber pad 5 and the outside of the side clamp arm 3, and turns on the two-way cylinder 16, and drives the side positioning seats 14 and the side clamp arms 3 provided on the left and right sides to perform the unfolding operation through the two-way cylinder 16;

[0032] Step 3: The operator places the battery box body and the battery box cover just above the bracket seat 2, and opens the two-way cylinder 16, uses the side positioning seat 14 and the side clamping arm 3 to operate toward the middle, clamps and positions the four groups of battery box bodies through the rubber pad 5 provided on the outside of the side clamping arm 3, and spot welds the battery box body and the battery box cover with an electric welding gun;

[0033] Step 4: Then turn on the servo motor 9, and drive the driving gear 10 to rotate through the servo motor 9, and drive the outer side of the toothed disc body 11 to engage through the driving gear 10, and the toothed disc body 11 drives the bracket 2 to rotate through the rotating column 8 set at the top, and the friction of the rotating column 8 is reduced by the rolling bearing 12, and the toothed disc body 11 and the bracket 2 are rotated to switch the positions of the bracket 2 and the workpiece, so that the operator can weld the contact surface between the battery box body and the battery box cover conveniently, and complete the rectangular welding process of the equipment.

[0034] Therefore, the embodiments disclosed above are only illustrative in all aspects and are not exclusive. All changes within the scope of the present invention or within the scope equivalent to the present invention are included in the present invention.

Claims

1. A battery box welding fixture, characterized in that: The clamp seat (1) comprises a circular tray (7) arranged directly above the clamp seat (1), the bottom end of the support seat (2) being screwed directly above the circular tray (7), a clamping mechanism (6) being arranged directly above the clamp seat (1), the clamping mechanism (6) being adjusted according to the specific size of the battery box, a shifting mechanism (13) being arranged inside the clamp seat (1), the shifting mechanism (13) driving the battery box and the clamping mechanism (6) to rotate, thereby performing welding processing on the battery box in multiple directions; The clamping mechanism (6) comprises a side clamping arm (3), a fastening hole (4), a rubber pad (5), a side positioning seat (14), a fastener (15) and a bidirectional cylinder (16); the fastening hole (4) is provided through the outer side of the side clamping arm (3); the side clamping arm (3) is connected to the rubber pad (5) through a groove provided on the outer side; one side of the bottom end of the side clamping arm (3) is connected to the side positioning seat (14); one side of the side positioning seat (14) is connected to the output end of the bidirectional cylinder (16); the side positioning seat (14) is symmetrically arranged inside the supporting seat (2); and the top end of the side positioning seat (14) is connected through the fastener (15).

2. A battery box welding fixture according to claim 1, characterized in that: The side clamp arm (3) is connected to the inner end of the side positioning seat (14) via a fastener (15) penetrating through the top end.

3. A battery box welding fixture according to claim 1, characterized in that: The shifting mechanism (13) comprises a servo motor (9), a driving gear (10), a toothed disc body (11), and a rolling bearing (12); the servo motor (9) is mounted inside the fixture seat (1); the output end of the servo motor (9) is connected to the driving gear (10); the outer side of the driving gear (10) is kneadedly connected to the toothed disc body (11); the top end of the toothed disc body (11) is provided with a rolling bearing (12); and the top end of the toothed disc body (11) is weldedly connected to a rotating column (8).

4. A battery box welding fixture according to claim 3, characterized in that: The rotating column (8) is connected to the fixture seat (1) through a rolling bearing (12) penetrating the outer side.

5. A battery box welding fixture according to claim 1, characterized in that: The circular tray (7) is connected to the top end of the toothed plate body (11) via a rotating column (8) that penetrates and connects the rotating plate.

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