CN202639682U - Welding speed control system of spiral ground pile automatic welding machine - Google Patents
Welding speed control system of spiral ground pile automatic welding machine Download PDFInfo
- Publication number
- CN202639682U CN202639682U CN 201220324719 CN201220324719U CN202639682U CN 202639682 U CN202639682 U CN 202639682U CN 201220324719 CN201220324719 CN 201220324719 CN 201220324719 U CN201220324719 U CN 201220324719U CN 202639682 U CN202639682 U CN 202639682U
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- CN
- China
- Prior art keywords
- ground pile
- spiral ground
- control system
- speed control
- circuit module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a welding speed control system of a spiral ground pile automatic welding machine, and the welding speed control system comprises a spiral ground pile rotation speed sensor, wherein the spiral ground pile rotation speed sensor is arranged on a transmission shaft of a motor, and an output end of the spiral ground pile rotation speed sensor is connected with an input end of a controller with a central processing unit (CPU) chip; and the welding speed control system also comprises an auxiliary circuit module, wherein the input end of the auxiliary circuit module is connected with the output end of the controller with the CPU chip, the output end of the auxiliary circuit module is connected with the motor, and the auxiliary circuit module is connected with a power supply. The welding speed control system has characteristics of simplicity in structure, low cost, easiness in operation and the like.
Description
Technical field
The utility model relates to a kind of weldering speed control system of spiral ground pile automatic welding machine.
Background technology
In spiral ground pile welding is produced, because the pipe fitting of spiral ground pile is a cone, guarantee the consistent of rotational line speed, regulating electric machine angular velocity of rotation at any time, way commonly used is to adopt servomotor.Regulate at any time rotary speed, but such system complex, cost is high, anti-interference poor reliability.
The utility model content
The technical problems to be solved in the utility model provides a kind of weldering speed control system of spiral ground pile automatic welding machine, the characteristics such as system architecture is simple, cost is low, easy operating that it has.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: it comprises the spiral ground pile speed probe, and the spiral ground pile speed probe is arranged on the power transmission shaft of motor, and its output is connected with controller input with cpu chip; It also comprises the auxiliary circuit module, and the auxiliary circuit module input is connected with controller output end with cpu chip, and its output is connected with motor, and the auxiliary circuit module is connected with electrical source of power.
The utility model further improves and is: motor is direct current generator, and the auxiliary circuit module is voltage regulator board; The spiral ground pile speed probe is approach switch; Controller with cpu chip is PLC, its speed governing output be 3-6 switching value without source output terminal, and respectively the divider resistance R by separately and voltage regulator board formation loop.
The beneficial effect that adopts technique scheme to produce is: employing PLC is core cell, the rate signal that utilizes the spiral ground pile speed probe to send, adopt decoding technique, the tapering of spiral ground pile partly is divided into three equal parts, utilize three output of PLC control point, its rotary speed is controlled in segmentation, guaranteed well the consistent of sealing wire speed, make even weld attractive in appearance, owing to having adopted common DC motor, greatly simplify control circuit, guaranteed the reliability of system, reduced use and maintenance cost.
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, direct current generator; 14, spiral ground pile speed probe; 15, power transmission shaft; 16, voltage regulator board; 17, PLC.
The specific embodiment
By the embodiment shown in Fig. 1-2 as can be known: it comprises spiral ground pile speed probe 14, and spiral ground pile speed probe 14 is arranged on the power transmission shaft 15 of motor, and its output is connected with controller 17 inputs with cpu chip; It also comprises auxiliary circuit module 16, and auxiliary circuit module 16 inputs are connected with controller 17 outputs with cpu chip, and its output is connected with motor 13, and auxiliary circuit module 16 is connected with electrical source of power; Motor 13 is direct current generator, and auxiliary circuit module 16 is voltage regulator board; Spiral ground pile speed probe 14 is approach switch; Controller 17 with cpu chip is PLC, its speed governing output be 3-6 switching value without source output terminal, and respectively the divider resistance R by separately and voltage regulator board 16 formation loops.
Controller with cpu chip can also be single-chip microcomputer, intelligent digital table or DCS etc.; Motor also can be variable-frequency motor, when using variable-frequency motor; The controller output end outputting analog signal, its auxiliary circuit module is frequency converter.
Operation principle:
Employing PLC is core cell, the rate signal that utilizes the spiral ground pile speed probe to send adopts decoding technique, and the tapering of spiral ground pile partly is divided into three equal parts, utilize three output of PLC control point, its rotary speed is controlled in segmentation, has guaranteed well the consistent of sealing wire speed, makes even weld attractive in appearance, owing to having adopted common DC motor, greatly simplify control circuit, guaranteed the reliability of system, reduced use and maintenance cost.
Claims (4)
1. the weldering speed control system of a spiral ground pile automatic welding machine, it is characterized in that: it comprises spiral ground pile speed probe (14), described spiral ground pile speed probe (14) is arranged on the power transmission shaft (15) of motor, and its output is connected with controller (17) input with cpu chip; It also comprises auxiliary circuit module (16), described auxiliary circuit module (16) input is connected with controller (17) output with cpu chip, its output is connected with motor (13), and described auxiliary circuit module (16) is connected with electrical source of power.
2. the weldering speed control system of a kind of spiral ground pile automatic welding machine according to claim 1 is characterized in that described motor (13) is direct current generator, and described auxiliary circuit module (16) is voltage regulator board.
3. the weldering speed control system of a kind of spiral ground pile automatic welding machine according to claim 2 is characterized in that described spiral ground pile speed probe (14) is approach switch.
4. the weldering speed control system of a kind of spiral ground pile automatic welding machine according to claim 3, it is characterized in that described controller with cpu chip (17) is PLC, its speed governing output be 3-6 switching value without source output terminal, and respectively the divider resistance R by separately and voltage regulator board (16) formation loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220324719 CN202639682U (en) | 2012-07-06 | 2012-07-06 | Welding speed control system of spiral ground pile automatic welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220324719 CN202639682U (en) | 2012-07-06 | 2012-07-06 | Welding speed control system of spiral ground pile automatic welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202639682U true CN202639682U (en) | 2013-01-02 |
Family
ID=47408855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220324719 Expired - Lifetime CN202639682U (en) | 2012-07-06 | 2012-07-06 | Welding speed control system of spiral ground pile automatic welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202639682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104668872A (en) * | 2015-01-30 | 2015-06-03 | 南通弘峰机电有限公司 | Clamping and rotating fixture of welding platform of spiral pipes |
-
2012
- 2012-07-06 CN CN 201220324719 patent/CN202639682U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104668872A (en) * | 2015-01-30 | 2015-06-03 | 南通弘峰机电有限公司 | Clamping and rotating fixture of welding platform of spiral pipes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |