CN207358454U - A kind of high accuracy racing car welding fixture - Google Patents

Abstract

The utility model discloses a kind of high-precision racing car welding fixture, belong to welding fixture field.A kind of high-precision racing car welding fixture of the utility model, including bottom plate, the both sides of the bottom plate are equipped with side holding device, the corner of the bottom plate is equipped with the angle clamping device in the corner for being used to fix vehicle frame to be welded, electromagnetic adsorption mechanism is additionally provided with below the bottom plate, adsorbing vehicle frame to be welded on bottom plate.The main application of the utility model is to provide a kind of high-precision racing car welding fixture, which fixes racing car vehicle frame the precision for reliably, improving welding processing, and welding is accurate, and the clamp structure is simple, highly practical.

Description

A high-precision welding jig for racing cars

technical field

The utility model relates to a welding jig, in particular to a high-precision racing welding jig.

Background technique

With the development of the economy and the popularization of automobiles, more and more racing cars have entered people's field of vision. At present, racing cars have been pursued by more and more young enthusiasts, and motor racing has also become a sporting event. The manufacturing process of racing cars involves a lot of welding work, and for welding work, fixtures are an indispensable tool. Most of the racing welding fixtures at this stage are not very accurate, and they only use traditional fixtures for simple fixation. The fixation is not very firm, resulting in unsatisfactory welding results, resulting in a large number of defective products, and sometimes even leads to welding products. Unusable, resulting in waste.

Nowadays, some improvements have been made to the welding jig for racing cars, such as the patent application number CN201410807276.0, the date of authorization announcement is March 25, 2015, and the name of the utility model is: a welding jig for a racing car frame. The application relates to a welding jig for a racing car frame, including a platform with an inverted T-shaped groove, and a horizontal 4040 aluminum profile on the surface of the inverted T-shaped groove of the platform, and the two ends of the horizontal 4040 aluminum profile pass through the T-shaped The fixed splint is fixedly connected to the platform; an L-shaped corner plate is provided on the horizontal 4040 aluminum profile, and a vertical 4040 aluminum profile is clamped between the two opposite L-shaped corner plates; there is a vertical 4040 aluminum profile The arc groove fixing splint is composed of the arc groove fixing plate and the U-shaped bolt. When in use, the arc groove fixing splint is used to clamp and fix the steel pipe of the frame. The jig can realize individual fixing and welding of each part of the frame, and the overall welding is performed after the residual stress is eliminated, so as to ensure the stability of the frame and smoothly realize the processing and production of the racing car. However, the welding fixture of this application does not fix the corner position of the racing car, and only relies on parts such as aluminum profiles and arc-shaped fixing splints to fix the racing car frame, which is not stable, and the racing car frame is prone to slide on the platform, so that The position of the weld seam deviates from the original position, which reduces the welding accuracy.

Contents of the invention

1. The technical problems to be solved by the utility model

The purpose of this utility model is to overcome the shortage of the existing welding jig for racing cars that the workpiece to be welded is not stable and unreliable, and provide a high-precision welding jig for racing cars, which is reliable for fixing the frame of the racing car and improves the precision of welding processing , accurate welding, high welding quality, and the fixture has a simple structure, is easy to process and manufacture, and has strong practicability.

2. Technical solution

In order to achieve the above object, the technical solution provided by the utility model is:

A high-precision racing car welding fixture of the utility model includes a base plate, lateral clamping devices are provided on both sides of the base plate, and corners for fixing the corners of the frame to be welded are provided at the corners of the base plate. As for the clamping device, an electromagnetic adsorption mechanism is provided under the base plate to absorb the vehicle frame to be welded on the base plate.

Furthermore, the lateral clamping device includes a lateral clamping column, an adjustment handle and a first fixing base, the lateral clamping column is fixed on the bottom plate through the first fixing base, and the adjustment handle is installed on the One end of the lateral clamping post is used to adjust the position of the lateral clamping post.

Furthermore, the angle clamping device is installed on the bottom plate through the second fixed seat, the angle clamping device includes a chuck, a lead screw and a limiter, and the limiter is installed on the second fixed base On the seat, the lead screw passes through the limiter, and the chuck is installed at one end of the lead screw.

Furthermore, the second fixing seat is provided with side baffles.

Furthermore, the electromagnetic adsorption mechanism includes an adsorption assembly, a distribution box, and a foot switch electrically connected to the distribution box. The adsorption assembly includes an iron core and a copper coil, and the copper coil is wound on the iron On the core, the iron core is inlaid with the bottom plate, and the lower end of the iron core is provided with a terminal for connecting to the distribution box.

Furthermore, the bottom plate is also provided with a press buckle, the lower end of the press buckle is arc-shaped, and the corresponding position on the bottom plate is provided with a groove, and the lower end of the press buckle cooperates with the groove to form a Circle-shaped card slot.

Furthermore, the adjustable length of the lateral clamping column is in the range of 0-5cm.

Furthermore, the distance that the chuck moves back and forth is in the range of 0-5cm.

3. Beneficial effect

Adopting the technical solution provided by the utility model, compared with the existing known technology, has the following beneficial effects:

(1) A high-precision racing car welding jig of the present utility model, the welding jig is provided with a bottom plate, a side clamping device and a corner clamping device are arranged on the bottom plate, and an electromagnetic adsorption mechanism is also provided under the bottom plate, the The fixture can fix the frame to be welded in multiple directions from the side and corners, and the fixation is reliable. At the same time, the electromagnetic adsorption mechanism can absorb the frame to be welded on the bottom plate, so that the frame to be welded is not easy to slide on the bottom plate, and the fixation is more reliable. The precision of the welding process can be improved.

(2) A high-precision racing car welding jig of the utility model, the structure of the side clamping device, the corner clamping device and the electromagnetic adsorption mechanism of the welding jig is relatively simple, easy to process and manufacture, low in production cost, economical and practical.

(3) A high-precision racing welding jig of the utility model, the electromagnetic adsorption mechanism of the welding jig is provided with a limiter, which can limit the moving distance of the screw rod and the chuck, and avoid damage to the chuck due to excessive clamping. The frame to be welded is easy and reliable to use.

Description of drawings

Fig. 1 is the top view of the whole mechanism of a kind of high-precision racing car welding jig of the present utility model;

Fig. 2 is the overall mechanism schematic diagram of the electromagnetic adsorption structure in the utility model;

Fig. 3 is a top view of the overall structure of the corner clamping device in the present invention.

Explanation of the labels in the schematic diagram:

1. Electromagnetic adsorption mechanism; 2. Distribution box; 3. Foot switch; 4. Base plate; 5. Adjusting handle; 10. Angle clamping device; 11. Terminal post; 12. Iron core; 13. Copper coil; 14. Side baffle; device.

Detailed ways

In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.

Example

As shown in FIG. 1 , a high-precision racing car welding jig of this embodiment includes a base plate 4 , lateral clamping devices are provided on both sides of the base plate 4 , and corners of the base plate 4 are provided for fixing the car to be welded. The corner clamping device 10 at the corner of the frame, at the same time, the bottom of the bottom plate 4 is also provided with an electromagnetic adsorption mechanism 1, which is used to adsorb the vehicle frame to be welded on the bottom plate 4. The fixture can fix the vehicle frame to be welded in multiple directions from the sides and corners, and the fixing is reliable. At the same time, the electromagnetic adsorption mechanism 1 can absorb the vehicle frame to be welded on the bottom plate, so that the vehicle to be welded is not easy to slide on the bottom plate, and the fixing is more reliable. Reliable, can improve the precision of welding process.

Specifically, as shown in FIG. 1 , the above-mentioned lateral clamping device includes a lateral clamping column 7 , an adjustment handle 5 and a first fixing seat 6 , wherein the lateral clamping column 7 is fixed on the bottom plate 4 through the first fixing base 6 Above, the adjusting handle 5 is installed on one end of the lateral clamping column 7 for adjusting the position of the lateral clamping column 7 . More specifically, a lateral clamping device is provided on the front and rear sides of the above-mentioned bottom plate 4, and the adjustment length of the above-mentioned lateral clamping column 7 is 0-5 cm. During use, turning the adjustment handle 5 can drive the lateral clamping column 7 to move back and forth, and the vehicle frame to be welded can be fixed by adjusting the lateral clamping column 7 to a suitable position.

As shown in FIG. 1 and FIG. 3 , the above-mentioned corner clamping device 10 is installed on the bottom plate 4 through the second fixing seat 15, and the corner clamping device 10 includes a chuck 16, a lead screw 17 and a limiter 18, wherein , the limiter 18 is installed on the second fixing base 15 , the lead screw 17 runs through the limiter 18 , and at the same time, the collet 16 is installed on one end of the lead screw 17 . Specifically, a corner clamping device 10 is provided on the upper and lower corners of the bottom plate 4 to fix the two corners of the vehicle frame to be welded. More specifically, as a preferred solution, the above-mentioned limiter 18 can be provided with threads that cooperate with the lead screw 17, and the other end of the lead screw 17 is also provided with a handle. When in use, turn the handle and the lead screw 17 can Rotate in the limiter 18, because the limiter 18 is fixed on the base plate 4, the screw rod 17 moves back and forth, and then drives the chuck 16 to move back and forth. When the chuck 16 touches the limiter 18, the clamp The head 16 stops moving forward. In this embodiment, the above-mentioned collet 16 moves forward and backward in a range of 0-5 cm. This distance is moderate, which can not only firmly fix the vehicle frame to be welded, but also avoid damage to the vehicle frame to be welded due to excessive clamping of the collet. Easy to use and reliable. In addition, the above-mentioned second fixing seat 15 is provided with a side baffle 14, and the side baffle 14 can be pressed against the side of the vehicle frame to be welded, and the fixing effect is better.

As shown in Figure 2, the above-mentioned electromagnetic adsorption mechanism 1 includes an adsorption assembly, a distribution box 2 and a foot switch 3 electrically connected to the distribution box 2, wherein the adsorption assembly includes an iron core 12 and a copper coil 13, the copper The coil 13 is wound on the iron core 12 , the iron core 12 is inlaid and connected with the base plate 4 , and the lower end of the iron core 12 is provided with a terminal post 11 for connecting the distribution box 2 . The electromagnetic adsorption mechanism 1 generates a magnetic field after being energized, and the iron core 12 is inlaid on the base plate 4, and the iron core 12 can adsorb the vehicle frame to be welded on the base plate 4, so that the vehicle frame to be welded is not easy to slide on the base plate , the fixing is more reliable, and the precision of the welding process can be improved.

As shown in Figure 1, the above-mentioned base plate 4 is also provided with a press buckle 8, the lower end of which is arc-shaped, and the corresponding position on the above-mentioned base plate 4 is provided with a groove 9, and the lower end of the press buckle 8 is in contact with the groove 9. Cooperating to form a circular clamping groove, the circular clamping groove can clamp the steel pipe of the vehicle frame, and the fixing is reliable, and the structure is relatively simple and easy to process and manufacture.

When using the welding jig of this embodiment, first put the parts that need to be welded into the designated position of the device, then step on the foot switch 3, so that the electromagnetic adsorption mechanism 1 works, and the parts that need to be welded are tightly sucked on the bottom plate 4 , and then the corners are fixed by the chuck 16 on the corner clamping device 10, and then the surrounding parts are fixed by the buckle 8, and finally the adjustment handle 5 is rotated to adjust the lateral clamping column 7 to a suitable position to fix the parts OK, then the corresponding welding work can be done.

The utility model relates to a high-precision welding jig for a racing car. The welding jig can be reliably fixed to the car frame of the racing car, improves the precision of welding processing, and has precise welding. The jig has a simple structure and strong practicability.

The above has schematically described the utility model and its implementation, which is not restrictive, and what is shown in the drawings is only one of the implementation of the utility model, and the actual structure is not limited thereto. Therefore, if a person of ordinary skill in the art is inspired by it, without departing from the purpose of the utility model, without creatively designing a structural method and embodiment similar to the technical solution, all should belong to the utility model protected range.

Claims (8)

1. A high-precision racing car welding fixture, comprising a base plate (4), is characterized in that: the both sides of described base plate (4) are provided with lateral clamping device, and the corner of described base plate (4) is provided with For the corner clamping device (10) that fixes the corners of the frame to be welded, an electromagnetic adsorption mechanism (1) is provided below the bottom plate (4) to adsorb the frame to be welded on the bottom plate (4) superior. 2. A high-precision racing car welding jig according to claim 1, characterized in that: the lateral clamping device includes a lateral clamping column (7), an adjustment handle (5) and a first fixed seat (6 ), the lateral clamping column (7) is fixed on the bottom plate (4) through the first fixing seat (6), and the described adjustment handle (5) is installed at one end of the lateral clamping column (7) for Adjust the position of the lateral clamp (7). 3. A high-precision racing car welding fixture according to claim 2, characterized in that: said corner clamping device (10) is installed on the base plate (4) through a second fixing seat (15), and said Angle clamping device (10) comprises collet (16), leading screw (17) and limiter (18), and described limiter (18) is installed on the second fixing seat (15), and described Leading screw (17) runs through limiter (18), and described collet (16) is installed on one end of leading screw (17). 4. A high-precision welding jig for racing cars according to claim 3, characterized in that: said second fixing seat (15) is provided with side baffles (14). 5. A high-precision racing car welding jig according to claim 4, characterized in that: the electromagnetic adsorption mechanism (1) includes an adsorption assembly, a distribution box (2) and is electrically connected to the distribution box (2) The foot switch (3), the adsorption assembly includes an iron core (12) and a copper coil (13), the copper coil (13) is wound on the iron core (12), and the iron core ( 12) Inlaid connection with the bottom plate (4), and the lower end of the iron core (12) is provided with a terminal (11) for connecting the distribution box (2). 6. A high-precision racing car welding fixture according to claim 5, characterized in that: the bottom plate (4) is also provided with a buckle (8), and the lower end of the buckle (8) is arc-shaped The bottom plate (4) is provided with a groove (9) at the corresponding position, and the lower end of the press buckle (8) cooperates with the groove (9) to form a circular clamping groove. 7. A high-precision racing car welding jig according to claim 6, characterized in that: the adjustment length of the lateral clamping post (7) ranges from 0 to 5 cm. 8. A high-precision welding jig for racing cars according to claim 7, characterized in that: the distance that the chuck (16) moves back and forth is 0-5cm.