CN202684371U

CN202684371U - Welding joint track end identification parking system of spiral pillar automatic welder

Info

Publication number: CN202684371U
Application number: CN 201220324716
Authority: CN
Inventors: 张效铭
Original assignee: HEBEI HONGDE PLASTIC HARDWARE PRODUCTS CO Ltd
Current assignee: HEBEI HONGDE PLASTIC HARDWARE PRODUCTS CO Ltd
Priority date: 2012-07-06
Filing date: 2012-07-06
Publication date: 2013-01-23
Anticipated expiration: 2022-07-06

Abstract

The utility model discloses a welding joint track end identification parking system of a spiral pillar automatic welder. The welding joint track end identification parking system of the spiral pillar automatic welder comprises a spiral piece position sensor, the spiral piece position sensor is fixedly connected with a welding gun base or parts which are fixed on the welding gun, the spiral piece position sensor is arranged at the front of the welding gun, and an output end of the spiral piece position sensor is connected with an input terminal of a controller with a central processing unit (CPU) chip. An output mode of the controller with the CPU chip is a switch output, the controller with the CPU chip is connected with a relay J1, and a switch contacting point J1-1 of the relay J1 is connected with a power source of a motor in series. The welding joint track end identification parking system of the spiral pillar automatic welder is capable of achieving welding joint track end identification and parking function of the spiral pillar automatic welder, improving degree of automation, improving working efficiency, reducing labor intensity of a worker, and ensuring welding quality at the rear of the welding joint.

Description

The terminal identification of a kind of seam track of spiral ground pile automatic welding machine shutdown system

Technical field

The utility model relates to a kind of control system, especially a kind of control system of spiral ground pile automatic welding machine.

Background technology

In the spiral ground pile welding was produced, the flight length of spiral ground pile differed greatly, and this brings very large difficulty for the calculating of fusion length in the automatic Arc Welding, parking needed manually-operated after automatic welding was finished, exist automaticity low, inefficiency, welding quality is difficult to the problems such as guarantee.

The utility model content

The technical problems to be solved in the utility model provides a kind of terminal identification of seam track shutdown system of spiral ground pile automatic welding machine, it have simple in structure, reliability is high, the characteristics such as practical.

For solving the problems of the technologies described above, technical solution adopted in the utility model is: it comprises the flight position sensor, flight position sensor and welding gun seat or the parts that are fixed on above the welding gun seat are fixedly connected with, be positioned at the place ahead of welding gun, its output is connected with controller input with cpu chip; The controller way of output with cpu chip is switching value output, and is connected with relay J 1, and relay J 1 switch contact J1-1 connects with motor power.

The utility model further improves and is: the controller input with cpu chip also is connected with spiral ground pile speed probe output; The flight position sensor is approach switch; The flight position sensor can also be travel switch, is installed on an end and is connected with vertical connecting rod, and on the other end and the travel switch bracket that pinch roller elasticity is connected, when being in the duty of welding, pinch roller cooperates with the flight rolling; The spiral ground pile speed probe is approach switch; Controller with cpu chip is PLC.

The beneficial effect that adopts technique scheme to produce is: employing PLC is key control unit, at the certain distance that is ahead of roller and welding gun the flight position sensor is set, the leading welding gun of this position sensor is covered weld length in automatic Arc Welding, flight position sensor and welding torch position are fixed, its distance is certain value also, when the flight position sensor detects the flight end, send switching signal, control system begins to clock or counts from this moment and calculates the seam track terminal position, realize the terminal identification of seam track and parking function, improved the automaticity of equipment, improved operating efficiency, reduce labor strength, guaranteed the welding quality of weld seam afterbody.

Description of drawings

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

Fig. 2 is the utility model control principle drawing.

In the accompanying drawings: 1, welding gun seat support; 2, horizontally-sliding guide; 3, spiral ground pile; 4, welding gun seat; 5, vertically-sliding guide; 6, roller; 7, holder for welding gun; 8, horizontally-sliding guide support; 9, vertical connecting rod; 10, Pneumatic piston executing agency; 11, horizontal connecting rod; 12, spiral ground pile automatic welding machine underframe; 13, motor; 14, spiral ground pile speed probe; 15, power transmission shaft; 17, PLC; 18, flight position sensor.

The specific embodiment

Embodiment 1

By the embodiment shown in Fig. 1-2 as can be known, it comprises flight position sensor 18, flight position sensor 18 and welding gun seat 4 or the parts that are fixed on above the welding gun seat 4 are fixedly connected with, and are positioned at the place ahead of welding gun, and its output is connected with controller 17 inputs with cpu chip; Controller 17 way of outputs with cpu chip are switching value output, and are connected with relay J 1, and relay J 1 switch contact J1-1 connects with motor 13 power supplys; Controller 17 inputs with cpu chip also are connected with spiral ground pile speed probe 14 outputs; Flight position sensor 18 is approach switch; Spiral ground pile speed probe 14 is approach switch; Controller 17 with cpu chip is PLC.

Embodiment 2

In Fig. 1 the flight position sensor part, other can be with reference to shown in Fig. 1-2, it comprises flight position sensor 18, flight position sensor 18 and welding gun seat 4 or the parts that are fixed on above the welding gun seat 4 are fixedly connected with, be positioned at the place ahead of welding gun, its output is connected with controller 17 inputs with cpu chip; Controller 17 way of outputs with cpu chip are switching value output, and are connected with relay J 1, and relay J 1 switch contact J1-1 connects with motor 13 power supplys; Flight position sensor 18 is travel switch, being installed on an end is connected with vertical connecting rod 9, on the other end and the travel switch bracket that pinch roller elasticity is connected, when being in the duty of welding, pinch roller rolls with flight and cooperates, when pinch roller is covered flight in automatic Arc Welding, can eject elongation at the effect lower pressure wheel of flexible member, thereby the travel switch state is changed; Controller 17 with cpu chip is PLC.

Controller with cpu chip can also be single-chip microcomputer, intelligent digital table or DCS system etc.; The flight position sensor can also adopt photoelectric sensor.

Annotate: the direction that welding gun advanced when the place ahead of welding gun referred to automatic welding.

Operation principle:

Employing PLC is key control unit, at the certain distance that is ahead of roller and welding gun the flight position sensor is set, the leading welding gun of this position sensor is covered weld length in automatic Arc Welding, flight position sensor and welding torch position are fixed, its distance is certain value also, when the flight position sensor detects the flight end, send switching signal, control system begins to clock or counts from this moment and calculates the seam track terminal position, send stop sign, realize the terminal identification of seam track and parking function.When adopting clocking method, because the spiral ground pile rotating speed is known, utilize the time delay command of PLC, can find the seam track terminal position, send switching signal, motor is shut down; When adopting Numeration, numerical value according to the output of spiral ground pile speed probe, utilize the counting instruction of PLC, calculate the seam track terminal position, send switching signal, motor is shut down, thereby realize the terminal identification of seam track parking function, improved the automaticity of equipment, improved operating efficiency, reduce labor strength, guaranteed the welding quality of weld seam afterbody.

Claims

1. the seam track of spiral ground pile automatic welding machine end is identified shutdown system, it is characterized in that: comprise flight position sensor (18), described flight position sensor (18) and welding gun seat (4) or the parts that are fixed on above the welding gun seat (4) are fixedly connected with, be positioned at the place ahead of welding gun, its output is connected with controller (17) input with cpu chip; Described controller with cpu chip (17) way of output is switching value output, and is connected with relay J 1, and described relay J 1 switch contact J1-1 connects with motor (13) power supply.

2. the terminal identification of the seam track of a kind of spiral ground pile automatic welding machine according to claim 1 shutdown system is characterized in that described controller with cpu chip (17) input also is connected with spiral ground pile speed probe (14) output.

3. the terminal identification of the seam track of a kind of spiral ground pile automatic welding machine according to claim 1 and 2 shutdown system is characterized in that described flight position sensor (18) is approach switch.

4. the seam track of a kind of spiral ground pile automatic welding machine according to claim 1 and 2 end is identified shutdown system, it is characterized in that described flight position sensor (18) can also be travel switch, being installed on an end is connected with vertical connecting rod (9), on the other end and the travel switch bracket that pinch roller elasticity is connected, when being in the duty of welding, described pinch roller rolls with flight and cooperates.

5. the terminal identification of the seam track of a kind of spiral ground pile automatic welding machine according to claim 3 shutdown system is characterized in that described spiral ground pile speed probe (14) is approach switch; Described controller with cpu chip (17) is PLC.

6. the terminal identification of the seam track of a kind of spiral ground pile automatic welding machine according to claim 4 shutdown system is characterized in that described spiral ground pile speed probe (14) is approach switch; Described controller with cpu chip (17) is PLC.