CN214236692U

CN214236692U - Heating pipe bundle welding device

Info

Publication number: CN214236692U
Application number: CN202022266233.XU
Authority: CN
Inventors: 刘世武; 刘兴宇; 董雅贤; 王红峰; 李帅
Original assignee: Fuxin Hanbang Technology Corp ltd
Current assignee: Fuxin Hanbang Technology Corp ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-09-21
Anticipated expiration: 2030-10-13

Abstract

The application provides a heating pipe bundle welding device, which comprises a base, a lead screw, a movable arm, a welding gun, a rotating motor, a clamp and a centering mechanism, wherein the lead screw is vertically fixed on the base, the movable arm is vertical to the lead screw, one end of the movable arm is connected with the lead screw, the other end of the movable arm is connected with a welding gun support arranged in parallel with the support, the welding gun support is provided with the rotating motor, the welding gun is movably connected on the side surface of a rotating shaft of the motor through a welding gun fixing frame, the clamp is arranged at the position under the centering mechanism, the centering mechanism comprises a centering ring and a centering rod, the centering ring is connected with the centering rod, the centering rod penetrates through the circle center of the centering ring, the centering rod is connected with the welding gun support, and the welding device has the advantages that through the cooperation of the positioning mechanism and the welding gun, the welding point position is, the one-time welding forming has high welding efficiency, high one-time welding qualification rate and attractive appearance forming.

Description

Heating pipe bundle welding device

Technical Field

The application relates to a heating pipe bundle welding field especially relates to a heating pipe bundle welding set.

Background

Nowadays, the organic heat carrier heating technology is continuously perfected, organic heat carrier equipment tends to be scientific and reasonable, and the organic heat carrier equipment has the characteristics of higher working temperature, higher heating speed, larger heat supply and more heat transmission. And heating apparatuses in which small-diameter heating pipes are used are increasingly widely used.

In the actual production process, the heating pipe and the heat insulation sleeve are welded by adopting manual electric arc welding and manual argon arc welding due to technical limitation.

The welding mode has poor welding forming, various welding defects are easy to generate, the gap between the heating tube bundle tubes is small, the blocking of the binding posts of the heating tubes brings inconvenience to welding and repair, even manual argon arc welding can not normally carry out welding, and difficulty is brought to the later stage of additionally installing other components.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the application provides a heating pipe bundle welding device, including base, lead screw, digging arm, welder, motor, anchor clamps and centering mechanism, the lead screw vertical fixation is on the base, the digging arm is perpendicular with the lead screw, and one end and screw connection, the other end connect with support parallel arrangement's welder support, are equipped with on the welder support and rotate the motor, welder mobilizable connection is on the side of motor shaft, anchor clamps set up position under centering mechanism, centering mechanism includes centering ring and centering rod, centering ring is connected with the centering rod, and the centering rod passes the centre of a circle of centering ring, centering rod and welder leg joint.

In order to improve the activity flexibility of the movable arms, the number of the movable arms is two, one side of the first movable arm is movably connected with the lead screw in a vertical mode, the other side of the first movable arm is rotatably connected with one side of the second movable arm through a rotating shaft, and the other side of the second movable arm is connected to the welding gun support.

Optionally, the welding gun is an argon arc welding gun, and the welding gun is connected to the pulse argon arc welding machine and the argon bottle.

In order to carry out steadily fixed to the digging arm, this application still includes lead screw lock nut, lead screw lock nut sets up the junction at digging arm and lead screw.

In order to improve welding efficiency, this application still includes control box and operation panel, the signal input part of control box connects the operation panel, and signal output part is connected to pulse argon arc welding machine and motor.

Optionally, the motor is a constant speed motor.

In this application, through positioning mechanism and welder cooperation, the welding position is accurate, drives the welder motion through the constant speed motor simultaneously, and position deviation can not appear in the welding process, and disposable welding takes shape, and welding efficiency is high, has solved the problem that densely covered minor diameter heating pipe bundle argon arc welds and can't carry out manual welding, and disposable welding qualification rate is high moreover, and the outward appearance takes shape beautifully.

Drawings

In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present application.

In the figure, 1-base, 2-leading screw, 3-leading screw locking nut, 4-movable arm, 5-motor, 6-motor rotating shaft, 7-welding gun fixing frame, 8-centering mechanism, 9-welding gun and 10-heating pipe bundle.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without inventive step, are within the scope of the present disclosure.

As shown in fig. 1, the heating tube bundle welding device of the present application mainly comprises a base 1, a lead screw 2, a movable arm 4, a welding gun 9, a motor 5, a fixture and a centering mechanism 8, wherein the lead screw 2 is vertically connected and fixed with the base 1.

The number of the movable arms 4 is two, and the two movable arms 4 are rotatably connected through a rotating shaft. The movable arm 4 is perpendicular to the lead screw 2, one end of the movable arm 4 is connected with the lead screw 2, the movable arm is fixed through a lead screw locking nut 3 arranged at the joint of the movable arm 4 and the lead screw 2, and the other end of the movable arm is connected to a welding gun support arranged in parallel with the lead screw. The number of the movable arms 4 is two, one side of the first movable arm is movably connected with the lead screw 2 in a vertical mode, the other side of the first movable arm is rotatably connected with one side of the second movable arm through a rotating shaft, and the other side of the second movable arm is connected to the welding gun support

The welding gun support is provided with a constant speed motor 5, a welding gun 9 is movably connected to the side face of the motor rotating shaft 6 through a welding gun fixing frame 7, the welding gun 9 is an argon arc welding gun, and the welding gun 9 is connected to a pulse argon arc welding machine and an argon gas bottle. The clamp is arranged at a position right below the centering mechanism. The centering mechanism 8 comprises a centering ring and a centering rod, the centering ring is connected with the centering rod, the centering rod penetrates through the circle center of the centering ring, and the centering rod is connected with the welding gun support.

The application is also provided with a control box and an operation table, wherein the signal input end of the control box is connected with the operation table, and the signal output end is connected with the pulse argon arc welding machine and the motor.

The utility model provides a heating pipe tube bank welding set, at the in-service use in-process, the heating pipe that at first will carry out processing is installed fixedly on anchor clamps to adjust the position of digging arm 4, arrange the centering ring in the heating pipe of prewelding, adjust the height of digging arm 4 simultaneously, penetrate the centering rod and carry out the centering in the terminal of prewelding heating pipe.

After centering, the screw rod locking nut 3 is screwed down to fix the movable arm 4. The height of the welding torch 9 is then adjusted to align it with the weld. And the welding torch 9 is fixed.

And after the adjustment is finished, controlling the welding parameters of the pulsed argon arc welding machine, the flow of the argon bottle and the rotating speed of the constant-speed motor by the operating platform. And after the setting is finished, starting a power switch of the argon arc welding gun to perform welding. In the welding process, the welding parameters set by the pulsed argon arc welding machine are used for ensuring the quality of the welding seam and the surface forming.

And after the welding is finished, the constant speed motor 5 stops rotating, and then a power switch of the argon arc welding gun is closed. Then, the constant speed motor 5 rotates reversely to drive the argon arc welding gun 9 to return to the initial welding position.

And (5) after the welding seam of the pre-welding heating pipe is welded. And loosening the screw rod locking nut 3, lifting the screw rod 2, moving the welding gun centering ring out of the binding post of the pre-welding heating pipe, and pushing and rotating the movable arm to the next pre-welding heating pipe.

And repeating the welding process until the welding of all the heating pipes in the pipe bundle is finished.

The present application has been described in detail with reference to specific embodiments and illustrative examples, but the description is not intended to limit the application. Those skilled in the art will appreciate that various equivalent substitutions, modifications or improvements may be made to the presently disclosed embodiments and implementations thereof without departing from the spirit and scope of the present disclosure, and these fall within the scope of the present disclosure. The protection scope of this application is subject to the appended claims.

Claims

1. A heating tube bundle welding device is characterized by comprising a base (1), a screw rod (2), a movable arm (4), a welding gun (9), a rotating motor (5), a clamp and a centering mechanism (8), the screw rod (2) is vertically fixed on the base (1), the movable arm (4) is vertical to the screw rod (2), one end of the movable arm is connected with the screw rod (2), the other end of the movable arm is connected with a welding gun support arranged in parallel with the screw rod, a rotating motor (5) is arranged on the welding gun support, the welding gun (9) is movably connected on the side surface of the motor rotating shaft (6) through a welding gun fixing frame (7), the clamp is arranged at a position right below the centering mechanism (8), the centering mechanism (8) comprises a centering ring and a centering rod, the centering ring is connected with the centering rod, the centering rod penetrates through the circle center of the centering ring, and the centering rod is connected with the welding gun support.

2. The heating tube bundle welding device according to claim 1, characterized in that the movable arm (4) comprises a first movable arm and a second movable arm, one side of the first movable arm is movably connected with the screw rod (2) in an up-and-down movement manner, the other side of the first movable arm is rotatably connected with one side of the second movable arm through a rotating shaft, and the other side of the second movable arm is connected to the welding gun support.

3. The heating tube bundle welding device according to claim 1, characterized in that the welding gun (9) is an argon arc welding gun movably connected with a welding gun holder, and the welding gun is connected to a pulsed argon arc welding machine and an argon bottle.

4. The heating tube bundle welding device according to claim 3, wherein the argon arc welding gun is fixed to the welding gun fixing frame through a locking screw, a connecting hole is formed in the welding gun fixing frame, and the locking screw is inserted into the connecting hole and presses the argon arc welding gun to fix the argon arc welding gun.

5. The heating tube bundle welding device according to claim 1, further comprising a screw locking nut (3), wherein the screw locking nut (3) is disposed at a connection position of the movable arm and the screw.

6. The heating tube bundle welding device according to claim 3, further comprising a control box and an operation console, wherein the signal input end of the control box is connected to the operation console, and the signal output end is connected to the pulsed argon arc welding machine and the motor.

7. The heating tube bundle welding device according to claim 1, wherein the motor (5) is a constant speed motor, and the welding gun holder is connected to a rotating shaft of the constant speed motor.