CN202571715U - Device for welding outer circumference of tubular cylinder barrel - Google Patents

Abstract

The utility model discloses a device for welding an outer circumference of a tubular cylinder barrel, which comprises a system base, a driving rotating device, a supporting mechanism, a driven mechanism, a cylinder abutting mechanism, a robot welding gun, a fixture device arranged on the shaft of the driving rotating device, and a cam-ring chuck arranged on the shaft of the driving rotating device, wherein the driving rotating device is installed on the system base; the supporting mechanism, driven mechanism and cylinder abutting mechanism are arranged on the system base; the supporting mechanism is installed between the driving rotating device and the cylinder abutting mechanism; the driven mechanism is arranged between the supporting mechanism and the cylinder abutting mechanism; the robot welding gun is arranged between the driving rotating device and the cylinder abutting mechanism; and the driving rotating device is connected with a servomotor. The device implements the welding of the welding seam between the cylinder barrel and the oil port by controlling the rotation of the cylinder barrel and the motion of the robot welding gun, thereby improving the welding quality, enhancing the welding efficiency and reducing the labor intensity of workers.

Description

Apparatus for welding the outer circumference of tubular cylinders

technical field

The utility model relates to a device for welding the outer circumference of a tubular cylinder, which is used to realize the welding of the weld seam between the cylinder and the oil port, and is especially suitable for connecting the tubular cylinder with small parts on the outer circumference. Welding of welds.

Background technique

Welding is a process in which the material of the workpiece to be welded (same or different) is heated or pressurized or used in combination, with or without filler material, so that the material of the workpiece can be reconciled between atoms to form a permanent connection. During the welding process, the workpiece and the solder melt to form a molten zone, and the molten pool cools and solidifies to form a connection between the materials. During this process, pressure is usually required. There are many sources of energy for welding, including gas flames, electric arcs, lasers, electron beams, friction, and ultrasound. Before the end of the 19th century, the only welding process was metal forging, which blacksmiths had used for hundreds of years. The earliest modern welding technology appeared at the end of the 19th century, first arc welding and oxygen gas welding, and later resistance welding. In the early 20th century, with the first and second world wars, there was a great demand for cheap and reliable joining methods for military equipment, which promoted the development of welding technology. With the rapid development of modern manufacturing industry, the welding application field has become more and more extensive, and how to reduce the labor intensity of welders and improve welding quality has also attracted widespread attention in the industry.

Utility model content

The purpose of this utility model is to overcome the shortcomings and deficiencies of the above-mentioned prior art, and provide a device for welding the outer circumference of the tubular cylinder. The welding of the weld seam between the oil port and the oil port meets the welding needs of workpieces of different sizes, improves the quality of welding, improves the efficiency of welding, and reduces the labor intensity of workers.

The purpose of this utility model is achieved through the following technical solutions: a device for welding the outer circumference of a tubular cylinder, including a system base, an active rotating device, a supporting mechanism, a driven mechanism, a cylinder tightening mechanism, and a robot welding torch , the fixture device arranged on the shaft of the active rotating device and the three-jaw chuck arranged on the shaft of the active rotating device, the active rotating device is installed on the system base, the supporting mechanism, the driven mechanism and the cylinder top The tightening mechanisms are all set on the system base, the supporting mechanism is installed between the active rotating device and the cylinder tightening mechanism, the driven mechanism is arranged between the supporting mechanism and the cylinder tightening mechanism, and the robot welding torch is arranged between the active rotating device and the cylinder Between the clamping mechanisms, the active rotating device is connected with a servo motor.

Further, a linear guide rail is installed on the base of the system, and the material supporting mechanism, the driven mechanism and the cylinder clamping mechanism are installed on the linear guide rail through sliders. To adapt to workpieces of different lengths.

Further, the clamp device is equipped with a traverse mechanism driven by a servo motor on its driving axis.

Further, the traversing mechanism, the servo motor connected to the active rotating device, and the control end of the robot welding torch are all connected to the control cabinet.

Further, the driven mechanism is provided with a top.

In summary, the beneficial effect of the utility model is: the device realizes the welding of the weld seam between the cylinder and the oil port by controlling the rotation of the cylinder and the movement of the robot welding torch, so as to meet the welding needs of workpieces of different sizes and improve Improve the quality of welding, improve the efficiency of welding, reduce the labor intensity of workers.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic view of the structure of the fixture device;

Fig. 3 is a schematic diagram of the pneumatic lifting mechanism.

The marks in the drawings and the names of corresponding parts: 1—system base; 2—active rotation device; 3—fixture device; 4—three-jaw chuck; 5—robot welding torch; ;8—top; 9—driven mechanism; 10—cylinder jacking mechanism; 11—tow chain; 12—tow chain groove; 13—tow chain connecting plate; 14—tow chain groove support plate; 16—transverse mechanism; 17—pneumatic lifting mechanism; 18—cylinder; 19—adapter plate; 20—linear guide sleeve; 21—guide rod; 22—small round nut; 23—connecting screw; 24—connecting plate; 25 —support rod; 26—fixture seat.

Detailed ways

The utility model will be further described in detail below in conjunction with the embodiments and accompanying drawings, but the implementation of the utility model is not limited thereto.

Example:

As shown in Figure 1, the device for welding the outer circumference of the tubular cylinder includes a system base 1, an active rotating device 2, a supporting mechanism 6, a driven mechanism 9, a cylinder tightening mechanism 10, and a robot welding torch 5 , the clamp device 3 arranged on the shaft of the active rotating device 2 and the three-jaw chuck 4 arranged on the shaft of the active rotating device 2, the active rotating device 2 is installed on the system base 1, and the supporting mechanism 6 , the driven mechanism 9 and the cylinder tightening mechanism 10 are all arranged on the system base 1, the supporting mechanism 6 is installed between the active rotating device 2 and the cylinder tightening mechanism 10, and the driven mechanism 9 is arranged on the supporting mechanism 6 and the cylinder Between the clamping mechanism 10, the robot welding torch 5 is arranged between the active rotating device 2 and the cylinder clamping mechanism 10, and the active rotating device 2 is connected with a servo motor. The fixture device 3 is integrated with the active rotating shaft through the connecting bracket. The fixture device 3 is equipped with a servo drive mechanism and a pneumatic lifting mechanism 17 on the active axis. The bottom of the pneumatic lifting mechanism 17 is equipped with a magnet to attract the cylinder that needs to be welded on the outer circumference of the cylinder. small artifacts on the The traversing mechanism 16 driven by a servo motor on the drive axis of the fixture device 3 meets the needs of welding small workpieces at different positions on the outer circumference of the cylinder.

The detailed structure of the fixture device 3 is shown in Figure 2, including a drag chain 11, a drag chain tank 12, a drag chain connecting plate 13, a drag chain tank support plate 14, an up and down fine-tuning mechanism 15, a lateral movement mechanism 16, and a pneumatic lifting mechanism 17, As shown in Figure 3, the pneumatic lifting mechanism 17 includes a cylinder 18, an adapter plate 19, a linear guide sleeve 20, a guide rod 21, a small round nut 22, a connecting screw 23, a connecting plate 24, a support rod 25, and a clamp seat 26. It is used to tighten the cylindrical cylinder workpiece through the action of each component.

A linear guide rail is installed on the system base 1, and the material supporting mechanism 6, the driven mechanism 9 and the cylinder clamping mechanism 10 are installed on the linear guide rail through sliders. To adapt to workpieces of different lengths.

The fixture device 7 is equipped with a traverse mechanism 16 driven by a servo motor on its active axis; the traverse mechanism, the servo motor connected to the active rotation device, and the control end of the robot welding torch 5 are all connected to the control cabinet. The driven mechanism 9 is provided with a top 8 .

Working principle: Place the cylindrical cylinder workpiece on the material support mechanism 6, and the other small workpiece such as the oil port is adsorbed on the magnet at the bottom of the pneumatic lifting mechanism 17 of the fixture device 3, press the start button on the control box, the pneumatic lift The cylinder of the tightening mechanism 10 pushes the top 8 on the driven mechanism 9 to tighten the workpiece, the three-jaw chuck 4 on the active rotating device 2 clamps the workpiece, and the pneumatic lifting mechanism 17 on the clamping device 3 and the auxiliary clamping device 7 carries oil. Small workpieces such as the mouth, etc., are pressed on the outer circumference of the cylinder, and the workpiece is welded through the pre-programmed program. After the welding is completed, the cylinder of the pneumatic lifting mechanism 17 on the fixture device 3 and 7 is lifted, and the three-jaw chuck 4 is loosened. Open, remove the workpiece manually, and cycle in turn.

The key point of this embodiment is that the active rotating servo motor can realize synchronous coordination with the robot action, that is, while the active shaft rotates, the robot welding torch performs welding at the same time; One, to ensure the continuity of the weld. The effect of this is to save the labor intensity of the workers and greatly improve the welding quality, and the one-time failure rate of the product is reduced from 3% to 3/1000.

By adopting the above method, the utility model can be better realized.

Claims (5)

1. be used for the device that the excircle to the tubing cylinder barrel welds; It is characterized in that: comprise system's base (1), active rotation device (2), material carrying mechanism (6), follower (9), cylinder jacking mechanism (10), robot welding gun (5), be arranged on active rotation device (2) the axle on grip device (3) and be arranged on active rotation device (2) the axle on scroll chuck (4); Said active rotation device (2) is installed on system's base (1); Said material carrying mechanism (6), follower (9) and cylinder jacking mechanism (10) all are arranged on system's base (1); Material carrying mechanism (6) is installed between active rotation device (2) and the cylinder jacking mechanism (10); Follower (9) is arranged between material carrying mechanism (6) and the cylinder jacking mechanism (10); Robot welding gun (5) is arranged between active rotation device (2) and the cylinder jacking mechanism (10), and said active rotation device (2) is connected with servomotor.

2. the device that the excircle that is used for the tubing cylinder barrel according to claim 1 welds; It is characterized in that: on the said system base (1) line slideway is installed, said material carrying mechanism (6), follower (9) and cylinder jacking mechanism (10) are installed on the line slideway through slide block.

3. the device that the excircle that is used for the tubing cylinder barrel according to claim 1 welds is characterized in that: said grip device (3) upwards is equipped with the transverse-moving mechanism (16) of band driven by servomotor at its driving shaft.

4. the device that the excircle that is used for the tubing cylinder barrel according to claim 3 welds, it is characterized in that: the control end of said transverse-moving mechanism (16), the servomotor that is connected with the active rotation device and robot welding gun (5) all connects switch board.

5. according to any device that the described excircle that is used for the tubing cylinder barrel welds in the claim 1 to 4, it is characterized in that: said follower (9) is provided with top (8).

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