Angle-adjustable frame welding clamp

Abstract

The utility model relates to the technical field of frame welding clamps, and discloses an angle-adjustable frame welding clamp which comprises an operation table, a containing groove is formed in the middle of the top end of the operation table, a connecting cylinder is fixedly connected to the middle of the bottom end of the operation table, and a first motor is fixedly connected to the right end of the connecting cylinder. The first motor is connected with a rotating disc through a gear set, the outer wall of the rotating disc is rotationally connected to the inner wall of the containing groove, sliding grooves are formed in the left side and the right side of the top end of the operation table correspondingly, and electric push rods are fixedly connected to the inner walls of the opposite ends of the sliding grooves in the two sides correspondingly. According to the frame welding device, the welding angle of a frame is adjusted through rotation of the gear set and the rotary disc, the effect of improving the frame welding quality is achieved, the clamping plates are driven to move through meshing of the driving gear and the toothed plate, frames of various shapes and sizes are clamped and fixed, and the diversity of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle frame welding fixtures, in particular to a vehicle frame welding fixture with adjustable angles. Background Art

[0002] Frame welding jigs are a type of tool or equipment used for welding vehicle frames. They are designed to stably support the frame and maintain its correct position and angle, making the welding process more accurate and stable. Frame welding jigs are usually made of solid metal and can be adjusted according to the shape and size of the specific frame.

[0003] After searching, an automatic positioning fixture for frame welding with announcement number CN217316603U includes a support table, the bottom surface of the support table is fixedly connected to a mechanism box, the inner bottom wall of the mechanism box is fixedly connected to two fixed plates, the side surfaces of the two fixed plates that are away from each other are hinged with electric push rods through pins, the telescopic ends of the two electric push rods are hinged with connecting plates through connecting shafts, the upper surface of the support table is provided with two through holes, the upper surface of the support table is fixedly connected to two protective covers, the top ends of the two connecting plates pass through the through holes and extend to the inside of the protective covers. The utility model achieves the effect of pushing the two clamping blocks above the support table, which will enable the two clamping blocks to position and clamp the frame components above the support table, so that the fixture has the function of automatic positioning and clamping, which solves the problem that the current fixture is usually manually operated and has a slow positioning speed for frame components, and improves the positioning efficiency during frame welding;

[0004] Based on the above patent, by achieving the effect of pushing the two clamping blocks above the support platform, the two clamping blocks will position and clamp the frame components above the support platform, so that the clamp has the function of automatic positioning and clamping, which solves the problem that the current clamps are usually manually operated to position the frame components at a slow speed, and improves the positioning efficiency during frame welding. However, when the device is in use, the frame welding angle cannot be adjusted, and inaccurate welding may occur, resulting in a decrease in the quality of frame welding. In addition, the shape of the frame is irregular, and the device cannot clamp and fix frames of various shapes and sizes, which limits the scope of application of the clamp, thereby affecting the welding efficiency. Therefore, the present application proposes a frame welding clamp with an adjustable angle. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an angle-adjustable frame welding fixture, which adjusts the welding angle of the frame by rotating the gear set and the turntable to achieve the effect of improving the welding quality of the frame, and drives the clamping plate to move by the meshing of the active gear and the toothed plate to clamp and fix frames of various shapes and sizes, thereby improving the diversity of the device.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A frame welding fixture with adjustable angle comprises an operating table, a placement slot is provided in the middle of the top end of the operating table, a connecting tube is fixedly connected to the middle of the bottom end of the operating table, a first motor is fixedly connected to the right end of the connecting tube, the first motor is connected to a turntable through a gear set, the outer wall of the turntable is rotatably connected to the inner wall of the placement slot, sliding slots are provided on the left and right sides of the top end of the operating table, electric push rods are fixedly connected to the inner walls of the opposite ends of the sliding slots on both sides, the electric push rods on both sides are connected to the clamping plate through adjustment components, and support plates are fixedly connected to the left and right sides of the bottom end of the operating table.

[0008] Furthermore, the gear set includes a first bevel gear fixedly connected to the first motor driving end and a second bevel gear fixedly connected to the bottom end of the turntable. The first bevel gear and the second bevel gear are meshingly connected, and the first bevel gear and the second bevel gear are both arranged on the inner wall of the connecting cylinder.

[0009] Furthermore, the adjustment assembly includes sliding columns fixedly connected to the telescopic rod ends of the electric push rods on both sides, and the outer walls of the bottom ends of the sliding columns on both sides are slidably connected to the inner walls of the sliding grooves.

[0010] Furthermore, the top ends of the sliding columns on both sides are fixedly connected to fixing seats, the inner walls of the fixing seats on both sides are provided with cavities, and the front and rear sides of opposite ends of the fixing seats on both sides are provided with openings.

[0011] Furthermore, the opposite ends of the fixing seats on both sides are fixedly connected with second motors, the driving ends of the second motors on both sides pass through the fixing seats and are fixedly connected with driving gears, and the upper and lower outer walls of the driving gears on both sides are meshed with toothed plates.

[0012] Furthermore, one end of the tooth plates on both sides away from the driving gear is fixedly connected to a connecting plate, one end of the connecting plates on both sides away from the tooth plates is provided with a through groove, and the inner walls of the through grooves on both sides are slidably connected to the outer wall of the tooth plates.

[0013] Furthermore, the opposite ends of the connecting plates on the left and right sides are fixedly connected to the outer walls of the clamping plates on the two sides at the opposite ends, and the outer walls of the clamping plates on the two sides are slidably connected to the inner walls of the opening.

[0014] Furthermore, the outer walls of the tooth plates and the connecting plates on both sides are slidably connected to the inner wall of the cavity, and the inner walls of the driving gears on both sides are rotatably connected to the inner wall of the cavity.

[0015] The utility model has the following beneficial effects:

[0016] 1. In the utility model, first, the frame to be welded is placed on the turntable for welding. After welding one side, the first bevel gear is driven to rotate by driving the first motor, the first bevel gear and the second bevel gear are meshed, and the second bevel gear and the turntable are driven to rotate together, so that the frame is rotated to the other side for welding, thereby improving the welding accuracy of the frame and achieving the effect of improving the welding quality.

[0017] 2. In the utility model, first, the electric push rods on both sides are driven to drive the sliding columns, the fixing seats and the clamping plates on both sides to approach relative directions, and then the second motor is driven to drive the driving gear to rotate, the driving gear is meshed with the toothed plates on the upper and lower sides, and the toothed plates drive the connecting plates and the clamping plates to move in relative directions, so that the left and right sides of the frame can be clamped and fixed, so as to achieve the effect of clamping and fixing frames of various shapes and sizes, thereby improving the diversity of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A three-dimensional diagram of a frame welding fixture with adjustable angle proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of a placement slot of an angle-adjustable frame welding fixture proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the opening of a frame welding fixture with adjustable angle proposed by the utility model;

[0021] Figure 4 The utility model is a schematic diagram of a through slot of a frame welding fixture with adjustable angle.

[0022] Legend:

[0023] 1. Operating table; 2. Slide groove; 3. Placement groove; 4. Connecting tube; 5. First motor; 6. First bevel gear; 7. Second bevel gear; 8. Turntable; 9. Electric push rod; 10. Sliding column; 11. Fixed seat; 12. Cavity; 13. Second motor; 14. Opening; 15. Driving gear; 16. Tooth plate; 17. Connecting plate; 18. Through groove; 19. Clamping plate; 20. Support plate. DETAILED DESCRIPTION

[0024] 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.

[0025] Reference Figure 1-4, the utility model provides an embodiment: an angle-adjustable frame welding fixture, including an operating table 1, a placement slot 3 is opened in the middle of the top of the operating table 1, a connecting tube 4 is fixedly connected to the middle of the bottom of the operating table 1, a first motor 5 is fixedly connected to the right end of the connecting tube 4, and a turntable 8 is rotatably connected to the inner wall of the placement slot 3, and slide slots 2 are opened on the left and right sides of the top of the operating table 1, and electric push rods 9 are fixedly connected to the inner walls of the opposite ends of the slide slots 2 on both sides, and clamping plates 19 are arranged on the tops of the electric push rods 9 on both sides, and support plates 20 are fixedly connected to the left and right sides of the bottom of the operating table 1, wherein the driving end of the first motor 5 is fixedly connected to the first bevel gear 6 and the bottom end of the turntable 8 is fixedly connected to the second bevel gear 7, the first bevel gear 6 and the second bevel gear 7 are meshedly connected, and the first bevel gear 6 and the second bevel gear 7 are both arranged on the inner wall of the connecting tube 4.

[0026] Furthermore, the operating table 1 is fixedly supported by the support plate 20, and the frame is placed on the turntable 8. Then, the first motor 5 is fixedly supported by the connecting tube 4. The turntable 8 and the frame are rotated by using the first motor 5 as a power source to adjust the angle of the frame welding. The slide groove 2 acts as a limit to the electric push rod 9.

[0027] The telescopic rod ends of the electric push rods 9 on both sides are fixedly connected with sliding columns 10, the bottom outer walls of the sliding columns 10 on both sides are slidably connected to the inner walls of the slide grooves 2, the tops of the sliding columns 10 on both sides are fixedly connected with fixed seats 11, the inner walls of the fixed seats 11 on both sides are provided with cavities 12, the front and rear sides of the opposite ends of the fixed seats 11 on both sides are provided with openings 14, the opposite ends of the fixed seats 11 on both sides are fixedly connected with second motors 13, the driving ends of the second motors 13 on both sides penetrate the fixed seats 11 and are fixedly connected with driving gears 15, and the upper and lower outer walls of the driving gears 15 on both sides are meshed and connected The toothed plate 16, the ends of the toothed plates 16 on both sides away from the driving gear 15 are fixedly connected with connecting plates 17, the ends of the connecting plates 17 on both sides away from the toothed plate 16 are provided with through grooves 18, the inner walls of the through grooves 18 on both sides are slidably connected to the outer walls of the toothed plates 16, the opposite ends of the left and right connecting plates 17 are fixedly connected to the outer walls of the opposite ends of the clamping plates 19 on both sides, the outer walls of the clamping plates 19 on both sides are slidably connected to the inner walls of the openings 14, the outer walls of the toothed plates 16 and the connecting plates 17 on both sides are slidably connected to the inner walls of the cavities 12, and the inner walls of the driving gears 15 on both sides are rotatably connected to the inner walls of the cavities 12.

[0028] Furthermore, the electric push rod 9 is used as an electric source to drive the sliding column 10, the fixing seat 11 and the clamping plate 19 on both sides to move, and then the second motor 13 is driven to drive the driving gear 15 to rotate, the driving gear 15 and the tooth plate 16 are engaged, and the tooth plate 16 drives the connecting plates 17 and the clamping plates 19 on both sides to move in relative directions, so as to achieve the effect of clamping and fixing frames of various shapes and sizes, and realize the diversity of the device. The clamping plate 19 is limited by the opening 14, and the driving gear 15 and the tooth plate 16 are limited by the cavity 12.

[0029] Working principle: First, place the frame to be welded on the turntable 8, then drive the electric push rods 9 on both sides to drive the sliding columns 10, the fixing seats 11 and the clamping plates 19 on both sides to move towards relative directions, and then drive the second motor 13 to drive the driving gear 15 to rotate, the driving gear 15 is meshed with the toothed plates 16 on the upper and lower sides, and the toothed plates 16 drive the connecting plates 17 and the clamping plates 19 to move in relative directions, the left and right sides of the frame can be clamped and fixed, and the frame can be welded. After welding one side, drive the first motor 5 to drive the first bevel gear 6 to rotate, the first bevel gear 6 and the second bevel gear 7 are meshed, and the second bevel gear 7 and the turntable 8 are driven to rotate together, so that the frame is rotated to the other side for welding, thereby improving the welding quality of the frame.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A frame welding fixture with adjustable angle, comprising an operating table (1), characterized in that: A placement groove (3) is provided in the middle of the top of the operating table (1), a connecting tube (4) is fixedly connected to the middle of the bottom of the operating table (1), a first motor (5) is fixedly connected to the right end of the connecting tube (4), the first motor (5) is connected to a turntable (8) through a gear set, the outer wall of the turntable (8) is rotatably connected to the inner wall of the placement groove (3), sliding grooves (2) are provided on the left and right sides of the top of the operating table (1), the inner walls of the opposite ends of the sliding grooves (2) on both sides are fixedly connected to electric push rods (9), the electric push rods (9) on both sides are connected to the clamping plate (19) through an adjustment component, and the left and right sides of the bottom of the operating table (1) are fixedly connected to support plates (20).

2. The angle-adjustable frame welding fixture according to claim 1, characterized in that: The gear set comprises a first bevel gear (6) fixedly connected to the driving end of the first motor (5) and a second bevel gear (7) fixedly connected to the bottom end of the turntable (8), the first bevel gear (6) and the second bevel gear (7) being meshingly connected, and the first bevel gear (6) and the second bevel gear (7) are both arranged on the inner wall of the connecting cylinder (4).

3. The angle-adjustable frame welding fixture according to claim 1, characterized in that: The adjustment assembly comprises a sliding column (10) fixedly connected to the telescopic rod ends of the electric push rods (9) on both sides, and the outer walls of the bottom ends of the sliding columns (10) on both sides are slidably connected to the inner wall of the sliding groove (2).

4. The angle-adjustable frame welding fixture according to claim 3, characterized in that: The top ends of the sliding columns (10) on both sides are fixedly connected to fixed seats (11), the inner walls of the fixed seats (11) on both sides are provided with cavities (12), and the front and rear sides of opposite ends of the fixed seats (11) on both sides are provided with openings (14).

5. The angle-adjustable frame welding fixture according to claim 4, characterized in that: The opposite ends of the fixed seats (11) on both sides are fixedly connected to a second motor (13), the driving ends of the second motors (13) on both sides pass through the fixed seats (11) and are fixedly connected to a driving gear (15), and the upper and lower outer walls of the driving gears (15) on both sides are meshedly connected to toothed plates (16).

6. The angle-adjustable frame welding fixture according to claim 5, characterized in that: The ends of the tooth plates (16) on both sides away from the driving gear (15) are fixedly connected to connecting plates (17), and the ends of the connecting plates (17) on both sides away from the tooth plates (16) are provided with through grooves (18), and the inner walls of the through grooves (18) on both sides are slidably connected to the outer walls of the tooth plates (16).

7. The angle-adjustable frame welding fixture according to claim 6, characterized in that: The opposite ends of the connecting plates (17) on the left and right sides are fixedly connected to the outer walls of the opposite ends of the clamping plates (19) on both sides, and the outer walls of the clamping plates (19) on both sides are slidably connected to the inner walls of the opening (14).

8. The angle-adjustable frame welding fixture according to claim 6, characterized in that: The outer walls of the toothed plates (16) and the connecting plates (17) on both sides are slidably connected to the inner walls of the cavity (12), and the inner walls of the driving gears (15) on both sides are rotationally connected to the inner walls of the cavity (12).

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