CN206764085U - A kind of round end cap or boss double welding gun welding tooling - Google Patents

Abstract

The utility model discloses a round end cover or a boss welding tool with double welding torches, which comprises a beam, a driving mechanism, a welding mechanism I, a welding mechanism II, and a workpiece placement device. The middle part of the beam is vertically installed on the driving mechanism, and the beam The whole can rotate horizontally under the drive of the driving mechanism; the beam is provided with slide rails, and the welding mechanism I and welding mechanism II are respectively installed on the beam through sliders and are respectively located on both sides of the driving mechanism. The utility model adopts semi-automatic rotary welding with double welding torches, which improves the welding efficiency and increases the size of the welding seam.

Description

A circular end cap or boss welding tool with double welding torches

technical field

The utility model belongs to the technical field of welding equipment, in particular to a circular end cover or boss double welding torch welding tool.

Background technique

At present, manual welding is mainly used for circular end caps or boss joints such as boom lap welding. In order to improve product quality, production efficiency, and improve the working environment of workers, automatic or semi-automatic welding processes are required. The welding seam of circular end cap or boss welding has higher requirements, and the welding seam width of single welding torch fillet welding process cannot meet the requirements. In order to make the welding seam meet the process requirements, the methods that can be used at present are: swing welding torch method, welding robot method, double welding torch arc guide rail method, but these methods are expensive or the structure does not meet the field conditions of circular end cap or boss welding.

Contents of the invention

The purpose of the utility model is to provide a round end cover or boss double welding torch welding tool, which adopts double welding torch semi-automatic rotary welding, which improves the welding efficiency and increases the size of the weld seam.

In order to achieve the above object, the technical scheme of the utility model is as follows:

The circular end cover or boss double welding torch welding tool of the utility model includes a beam, a driving mechanism, a welding mechanism I, a welding mechanism II, and a workpiece placement device. The middle part of the beam is vertically installed on the driving mechanism, and the beam as a whole can Driven by the driving mechanism to rotate horizontally; the beam is provided with slide rails, and the welding mechanism I and welding mechanism II are respectively installed on the beam through sliders and are respectively located on both sides of the driving mechanism.

Further, the welding mechanism I includes a vertical rod I, a welding gun holder I, and a welding gun I; the welding mechanism II includes a vertical rod II, a welding gun holder II, and a welding gun II;

The vertical bar I and the vertical bar II are respectively installed on the beam through the slider; the welding torch holder I is installed on the vertical bar I, and the welding torch holder II is installed on the vertical bar II. The welding torch I described above is installed on the welding torch holder I, and the welding torch II described above is installed on the welding torch holder II.

Further, the welding gun I and the welding gun II are symmetrical to the center of rotation, and the welding gun I and the welding gun II have the same included angle with the horizontal direction, and the included angle is 40-50°.

Further, it also includes a rib plate, a connecting plate and a positioning plate, the drive mechanism is installed on the connecting plate through the rib plate, the rib plate is perpendicular to the connecting plate; one end of the connecting plate protrudes, and the positioning plate is installed on the lower bottom surface, The positioning plate is provided with a positioning pin protruding vertically downwards, and the axis of the positioning pin coincides with the axis of the driving mechanism.

Further, it also includes a slanting block and a ring-shaped sleeve, the slanting block and the sleeve are used to fix the circular end cap or the boss on the welding machine parts, wherein the sleeve extends into the circular end cap or the boss , the inclined block is used to withstand the circular end cap or the boss from the outside; the lower part of the positioning plate is provided with a boss that matches the inner cylindrical surface of the circular end cap or the boss, and the middle part of the boss is provided with Positioning pins, the positioning pins cooperate with the inner cylindrical surface of the sleeve, so as to locate the relative positions of the circular end cap or boss double welding torch welding tool and the circular end cap or boss.

Further, the driving mechanism is a motor, the motor is installed vertically, and the middle part of the beam is installed on the vertical extension shaft of the motor.

The working process of the present utility model is as follows:

The circular end cover or boss of the utility model is positioned by the positioning plate and the positioning pin, and is clamped and fixed by the sleeve and the inclined block. The welding torch I and the welding torch II are symmetrical to the rotation center, and the position and angle of the welding torch holder can be adjusted. Auxiliary with programmable controller control, adjust the position of welding torch I and welding torch II, so that welding torch I is lower than welding torch II, adjust the angle so that the angle between welding torch I and welding torch II and the horizontal plane is between 40-50°, and then carry out two Two layers of fillet welding are welded. First, the welding torch I welds clockwise for one circle, and then the welding torch is closed. When the welding torch I is working, the welding torch II does not work; then the welding torch II works counterclockwise for one circle, and the work ends. When the welding torch II works, the welding torch I does not work. Work.

The beneficial effects of the utility model are:

The utility model effectively locates and clamps the circular end cover or the boss through the ingenious design of the positioning mechanism and the clamping mechanism, and sets the driving mechanism and the positioning pin on the same axis line to ensure the welding quality. The welding efficiency is improved, and the size of the weld seam is increased; the double welding torch structure is set up, and the two welding torches are arranged in a symmetrical form to reduce the torque required to rotate the welding torch gas pipe and welding wire, and the working sequence of the two welding torches in the welding process is designed to realize two welding torches. Layer two fillet welds.

The utility model has the advantages of simple structure, convenient operation, low cost and strong practicability, and the width of the weld seam can meet the welding requirements of the boom round lap, replacing the manual welding method in the prior art.

Description of drawings

Fig. 1 is the structural representation of the utility model

Fig. 2 is the A-A sectional view of the utility model

The serial numbers and names in the figure are as follows:

1-column; 2-beam; 3-drive mechanism; 4-motor mounting plate;

21 - slide rail;

41-vertical bar Ⅰ; 42-vertical bar Ⅱ; 43-welding gun holder Ⅰ; 44-welding gun holder Ⅱ; 45-welding gun Ⅰ; 46-welding gun Ⅱ;

51-base plate; 52-base; 53-slope block; 54-locating pin; 55-sleeve; 56-boss.

detailed description

The utility model is described in detail below through specific embodiments.

Example 1

The circular end cover or boss double welding torch welding tool of the present utility model includes a beam 2, a driving mechanism 3, a welding mechanism I, a welding mechanism II, and a workpiece placement device. The middle part of the beam 2 is vertically installed on the driving mechanism 3 , the beam 2 as a whole can rotate horizontally under the drive of the driving mechanism 3; the beam 2 is provided with a slide rail 21, and the welding mechanism I and the welding mechanism II are respectively installed on the beam 2 through sliders, respectively located in the driving mechanism 3 sides. The welding mechanism I includes a vertical rod I41, a welding gun holder I43, and a welding gun I45; the welding mechanism II includes a vertical rod II42, a welding gun holder II44, and a welding gun II46; the vertical rod I41 and the vertical rod II42 are respectively Installed on the beam 2 through the slider; the welding torch holder I43 is installed on the vertical bar I41, the welding torch holder II44 is installed on the vertical bar II42, and the welding torch I45 is installed on the welding torch holder On I43, the welding gun II46 is installed on the welding gun holder II44. The welding gun I45 and the welding gun II46 are symmetrical to the center of rotation, and the welding gun I45 and the welding gun II46 have the same included angle with the horizontal direction, and the included angle is 40-50°. It also includes a rib plate 1, a connecting plate 51 and a positioning plate 52, the driving mechanism 3 is installed on the connecting plate 51 through the rib plate 1, and the rib plate 1 is perpendicular to the connecting plate 51; one end of the connecting plate 51 protrudes A positioning plate 52 is installed on the lower bottom surface, and the positioning plate 52 is provided with a positioning pin 54 protruding vertically downward, and the axis line of the positioning pin 54 coincides with the axis line of the driving mechanism 3 . Also comprise the sleeve 55 of oblique block 53 and annular shape, described oblique block 53 and sleeve 55 are used for fixing circular end cap or boss on welding machine parts, wherein sleeve 55 stretches into circular end cap or In the boss, the inclined block 53 is used to withstand the circular end cap or the boss from the outside; the lower part of the positioning plate 52 is provided with a boss 56 that matches the circular end cap or the inner cylindrical surface of the boss. The middle part of the boss 56 is provided with a locating pin 54, and the locating pin 54 cooperates with the inner cylindrical surface of the sleeve 55, so as to locate the relative position of the circular end cap or the boss double welding torch welding tool and the circular end cap or the boss. Location. The driving mechanism 3 is a motor, and the motor is installed vertically, and the middle part of the beam 2 is installed on the vertical extension shaft of the motor.

The working process of the present utility model is as follows:

The circular end cover or boss of the utility model is positioned by the positioning plate 52 and the positioning pin 53, and is clamped and fixed by the sleeve 55 and the inclined block 53. The welding torch I45 and the welding torch II46 are symmetrical to the center of rotation, and the welding torch holder I43, Welding torch holder II44 can adjust the position and angle, supplemented by programmable controller control, adjust the position of welding torch I45 and welding torch II46, so that welding torch I45 is lower than welding torch II46, adjust the angle so that the angle between welding torch I45 and welding torch II46 and the horizontal plane are equal Between 40-50°, then perform two-layer and two-pass fillet welding. First, the welding torch I45 is welded clockwise for a circle, and then the welding torch I45 is turned off. When the welding torch I45 is working, the welding torch II46 is not working; followed by the welding torch II46 working counterclockwise for a circle , End work, welding torch I45 does not work when welding torch II46 works.

Claims (6)

1. A round end cover or boss welding tool with double welding torches, including a beam (2), a driving mechanism (3), a welding mechanism I, a welding mechanism II, and a workpiece placement device, characterized in that the beam (2 ) is installed vertically on the drive mechanism (3), and the beam (2) as a whole can rotate horizontally under the drive of the drive mechanism (3); the beam (2) is provided with a slide rail (21), and the welding Mechanism I and welding mechanism II are respectively installed on the beam (2) through sliders, and are respectively located on both sides of the driving mechanism (3). 2. The round end cover or boss double welding gun welding tool according to claim 1, characterized in that: the welding mechanism I includes a vertical rod I (41), a welding gun holder I (43), a welding gun I ( 45); the welding mechanism II includes a vertical rod II (42), a welding gun holder II (44), and a welding gun II (46); The vertical bar I (41) and the vertical bar II (42) are respectively installed on the beam (2) through the slider; the welding torch holder I (43) is installed on the vertical bar I (41). The welding torch holder II (44) is installed on the vertical bar II (42), the welding torch I (45) is installed on the welding torch holder I (43), and the welding torch II (46) is installed on On the welding torch holder II (44). 3. The circular end cover or boss double welding torch welding tool according to claim 1, characterized in that: said welding torch I (45) and welding torch II (46) are symmetrical to the center of rotation, welding torch I (45) and welding torch I (45) Welding torch II (46) has the same included angle with the horizontal direction, and the number of included angles is 40-50°. 4. The round end cap or boss double welding torch welding tool according to claim 1, characterized in that it also includes a rib plate (1), a connecting plate (51) and a positioning plate (52), and the driving mechanism (3) Install on the connection plate (51) through the rib plate (1), the rib plate (1) is perpendicular to the connection plate (51); one end of the connection plate (51) protrudes, and the lower bottom surface is installed with a positioning plate ( 52), the positioning plate (52) is provided with a positioning pin (54) protruding vertically downwards, and the axis of the positioning pin (54) coincides with the axis of the driving mechanism (3). 5. The circular end cap or boss double welding torch welding tool according to claim 4, characterized in that it also includes a slanting block (53) and a ring-shaped sleeve (55), the slanting block (53) And the sleeve (55) is used to fix the circular end cap or boss on the welding machine parts, wherein the sleeve (55) protrudes into the circular end cap or boss, and the inclined block (53) is used to withstand it from the outside Circular end cap or boss; the lower part of the positioning plate (52) is provided with a boss (56) that matches the inner cylindrical surface of the circular end cap or boss, and the middle part of the boss (56) is provided with Positioning pin (54), said positioning pin (54) cooperates with the inner cylindrical surface of the sleeve (55), so as to locate the relative position of the round end cap or boss double welding torch welding tool and the round end cap or boss . 6. The round end cap or boss double welding torch welding tool according to claim 1, characterized in that: the driving mechanism (3) is a motor, the motor is installed vertically, and the beam (2 ) The middle part is installed on the vertical extension shaft of the motor.