CN105588654A - Electric melting pipe fitting welding temperature detection system and detection method - Google Patents
Electric melting pipe fitting welding temperature detection system and detection method Download PDFInfo
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- CN105588654A CN105588654A CN201610182504.9A CN201610182504A CN105588654A CN 105588654 A CN105588654 A CN 105588654A CN 201610182504 A CN201610182504 A CN 201610182504A CN 105588654 A CN105588654 A CN 105588654A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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Abstract
The invention discloses an electric melting pipe fitting welding temperature detection system, and aims at providing an electric melting pipe fitting welding temperature measurement and control system which can measure and control the temperature in the electric melting pipe fitting welding process and provide important reference data for an electric melting pipe fitting welding technology. The electric melting pipe fitting welding temperature detection system comprises a temperature detection module, a current and voltage detection module, a programmable welding power source and an upper computer, and the programmable welding power source is connected with an electric melting pipe fitting; the current and voltage detection module is used for obtaining an actual output current signal and an actual output voltage signal of the programmable welding power source on the electric melting pipe fitting; the upper computer is connected with the programmable welding power source, the temperature detection module and the current and voltage detection module. The invention further provides an electric melting pipe fitting welding temperature detection method based on the electric melting pipe fitting welding temperature detection system. By means of the electric melting pipe fitting welding temperature detection system and detection method, parameters such as welding temperature, a current, voltage and time of the tested electric melting pipe fitting can be precisely controlled, and the detection system and the detection method are used for testing and assessing a welding scheme for the electric melting pipe fitting.
Description
Technical field
The present invention relates to electric melting pipe fittings welding detection field, relate in particular to a kind of to welding temperature detection system and detection method.
Background technology
PE electric melting pipe fittings is a kind of plastic pipe accessory that connects tubing for hot melt. The structure of electric melting pipe fittings mainly comprises the body of plastics, the electrode that is laid in the resistance wire of inboard wall of tube body and switches on for resistance wire, its Fundamentals of Welding are to make the plastic material melting just of pipe fitting and pipe to be connected by the resistance wire heat production of switching on, and realize tubing welding after to be connected. In welding sequence, the weldingvoltage to electric melting pipe fittings and weld interval are the important parameters that determines welding quality.
At present, in the electric melting pipe fittings welding procedure of prior art, the weldingvoltage of most electric melting pipe fittings and weld interval index parameter setting main or be judged to be main with artificial experience, artifact impact is larger, and in welding process, conventionally want disposable completing, can say without any welding method. In the welding process of PE electric melting pipe fittings, will there is high practical referential to the appointment of electric parameter standard of electric melting pipe fittings and the setting of welding method to the monitoring of welding temperature change procedure and data, and also there is no welding temperature detection system and the detection method of a set of effective PE electric melting pipe fittings at present.
Summary of the invention
The present invention lacks the deficiency to welding temperature checkout equipment and detection method in order to overcome electric melting pipe fittings welding procedure of the prior art, while providing one to weld electric melting pipe fittings, temperature is carried out observing and controlling, for electric melting pipe fittings welding procedure is improved electric melting pipe fittings welding temperature detection system and detection method that important referential data is provided.
For achieving the above object, the present invention is by the following technical solutions:
A kind of electric melting pipe fittings welding temperature detection system of the present invention, comprises temperature detecting module, current/voltage detection module, the source of welding current able to programme and host computer, and the described source of welding current able to programme connects electric melting pipe fittings, for to electric melting pipe fittings output voltage; Described temperature detecting module is used for obtaining electric melting pipe fittings temperature signal, and temperature detecting module comprises temperature sensor; Described current/voltage detection module is for obtaining actual output current signal and the actual output voltage signal of the source of welding current able to programme to electric melting pipe fittings, and current/voltage detection module comprises current/voltage sensor; Described host computer connects the source of welding current able to programme, temperature detecting module and current/voltage detection module, for controlling the source of welding current able to programme, and for the treatment of and the signal that obtains of displays temperature detection module and current/voltage detection module.
As preferably, temperature detecting module also comprises temperature transmitter, and described temperature transmitter connects temperature sensor, is converted to voltage standard signal for the electric melting pipe fittings temperature signal that temperature sensor is obtained.
As preferably, current/voltage detection module also comprises current/voltage transmitter, described current/voltage transmitter connects current/voltage sensor, and actual output current signal and actual output voltage signal for the source of welding current able to programme that current/voltage sensor is obtained to electric melting pipe fittings are converted to voltage standard signal.
As preferably, host computer is connected with data collecting card, described data collecting card connects temperature detecting module and current/voltage detection module, described data collecting card for gather and the signal for the treatment of temperature detection module and current/voltage detection module after be transferred to host computer. Data collecting card can by test signal degree of precision convert data signal to, be convenient to the data processing of host computer, thereby the observing and controlling precision of system be provided.
As preferably, temperature sensor is some probe-type galvanic couple temperature sensors, and described probe-type galvanic couple temperature sensor inserts electric melting pipe fittings tube wall. Probe-type galvanic couple temperature sensor can insert the tube wall of electric melting pipe fittings, obtains the temperature signal of electric melting pipe fittings key position, effectively improves the accuracy of detection of temperature detecting module.
As preferably, the source of welding current able to programme is provided with RS232 serial communication module, and described RS232 serial communication module connects host computer by Serial Port Line.
As preferably, host computer is provided with timer, for recording the time of the source of welding current able to programme to electric melting pipe fittings output voltage.
The present invention also provides a kind of electric melting pipe fittings welding temperature detection method, comprises the following steps:
The welding parameter of the configurating programmable source of welding current, opens the source of welding current able to programme and drives electric melting pipe fittings welding;
The welded condition parameter of Real-time Collection electric melting pipe fittings, described welded condition parameter comprises the temperature of electric melting pipe fittings;
Host computer generates electric melting pipe fittings temperature variation curve;
After having welded, cut electric melting pipe fittings assessment welding effect open.
As preferably, the welding parameter of the described configurating programmable source of welding current, opens the source of welding current able to programme and drives the step of electric melting pipe fittings welding, further comprises:
The output voltage of the configurating programmable source of welding current and stage by stage welding interval, described welding interval stage by stage, parameter comprised section and weld interval time period weld interval;
Open the source of welding current able to programme and carry out electric melting pipe fittings welding, the actual output voltage of the Real-time Collection source of welding current able to programme to electric melting pipe fittings, and according to the output voltage correction source of welding current actual output voltage able to programme of configuration;
After one of source of welding current work able to programme section weld interval, quit work a weld interval time period, complete a welding interval stage by stage;
According to actual output current and the actual output voltage of the source of welding current able to programme in welding interval stage by stage, calculate and record this actual output electric energy of the source of welding current able to programme in welding interval stage by stage;
After described welding completes, the step of cutting electric melting pipe fittings assessment welding effect open further comprises:
The source of welding current able to programme drives electric melting pipe fittings to complete after the welding interval stage by stage of preset times, cuts electric melting pipe fittings assessment welding effect open.
As preferably, the welding parameter of the described configurating programmable source of welding current, opens the source of welding current able to programme and drives the step of electric melting pipe fittings welding, further comprises:
The output voltage of the configurating programmable source of welding current, export electric energy and weld interval time period stage by stage;
Open the source of welding current able to programme and carry out electric melting pipe fittings welding, the actual output voltage of the Real-time Collection source of welding current able to programme to electric melting pipe fittings, and according to the output voltage correction source of welding current actual output voltage able to programme of configuration;
According to the actual output current of the source of welding current able to programme and actual output voltage, calculate the actual output electric energy of the source of welding current able to programme;
In the time that reality output electric energy reaches the electric energy of output stage by stage of configuration, record this weld interval and the source of welding current able to programme and quit work a weld interval time period, complete a welding interval stage by stage;
After described welding completes, the step of cutting electric melting pipe fittings assessment welding effect open further comprises:
The source of welding current able to programme drives electric melting pipe fittings to complete after the welding interval stage by stage of preset times, cuts electric melting pipe fittings assessment welding effect open.
The electric melting pipe fittings welding temperature detection system of this programme, to electric melting pipe fittings output voltage, and controls the parameter such as magnitude of voltage of the source of welding current able to programme, the state of simulation electric melting pipe fittings actual welding by the PC control source of welding current able to programme. The temperature signal that temperature detecting module is obtained electric melting pipe fittings by temperature sensor is transferred to host computer, and current/voltage detection module obtains the source of welding current able to programme by current/voltage sensor and flows to output voltage and the output current of electric melting pipe fittings reality and be transferred to host computer. Above-mentioned three parameters are processed by host computer and to represent to tester, tester can understand the temperature variation curve of electric melting pipe fittings under different voltage and current states, and control in real time accurately and supply with the parameter such as voltage, electric current and time of electric melting pipe fittings the state variation of testing electric melting pipe fittings under different welding strategies in the mode of simulated experiment, finally cut the actual welding effect of electric melting pipe fittings test electric melting pipe fittings open. Based on this, tester can carry out retest, tests the applicable welding strategy of different electric melting pipe fittings, thereby improves existing electric melting pipe fittings welding procedure. Described host computer can be that the computer of controlling and showing relative program is installed.
Brief description of the drawings
Fig. 1 is the first structural representation of the present invention.
Fig. 2 is the second structural representation of the present invention.
In figure: 1 temperature detecting module; 11 temperature sensors; 12 temperature transmitters; 2 current/voltage detection modules; 21 current/voltage sensors; 22 current/voltage transmitters; 3 sources of welding current able to programme; 31RS232 serial communication module; 4 host computers; 41 timers; 5 data collecting cards; 6 electric melting pipe fittings.
Detailed description of the invention
The invention provides a kind of electric melting pipe fittings welding temperature detection system, the parameters such as temperature, electric current, voltage and the time of welding by accurate control and detection electric melting pipe fittings 6, repeat welding experiment. Based on this, tester can test out the suitable welding strategy for different electric melting pipe fittings 6.
Embodiment 1: as shown in Figure 1, be the first structural representation of a kind of electric melting pipe fittings welding temperature detection system of the present invention, described electric melting pipe fittings 6 welding temperature TT&C systems comprise: temperature detecting module 1, current/voltage detection module 2, the source of welding current able to programme 3 and host computer 4.
The described source of welding current able to programme 3 connects electric melting pipe fittings 6, for to electric melting pipe fittings 6 output voltages.
Described temperature detecting module 1 is for obtaining electric melting pipe fittings 6 temperature signals, and temperature detecting module 1 comprises temperature sensor 11;
Described current/voltage detection module 2 is for obtaining actual output current signal and the actual output voltage signal of the source of welding current 3 able to programme to electric melting pipe fittings 6, and current/voltage detection module 2 comprises current/voltage sensor 21;
Described host computer 4 connects the source of welding current 3 able to programme, temperature detecting module 1 and current/voltage detection module 2, for controlling the source of welding current 3 able to programme, and for the treatment of and the signal that obtains of displays temperature detection module 1 and current/voltage detection module 2.
Embodiment 2: as shown in Figure 2, be the second structural representation of a kind of electric melting pipe fittings welding temperature detection system of the present invention, described electric melting pipe fittings 6 welding temperature TT&C systems comprise: temperature detecting module 1, current/voltage detection module 2, the source of welding current able to programme 3, host computer 4 and data collecting card 5.
The described source of welding current able to programme 3 connects electric melting pipe fittings 6, for to electric melting pipe fittings 6 output voltages. The source of welding current 3 able to programme is provided with RS232 serial communication module 31, and described RS232 serial communication module 31 connects host computer 4 by Serial Port Line. The resistance wire that the output circuit of the source of welding current 3 able to programme connects electric melting pipe fittings to be measured 6 inside forms welding circuit.
Described temperature detecting module 1 comprises temperature sensor 11 and temperature transmitter 12. Temperature sensor 11 is some probe-type galvanic couple temperature sensors 11, and described probe-type galvanic couple temperature sensor 11 inserts electric melting pipe fittings 6 tube walls, for obtaining electric melting pipe fittings 6 temperature signals. Described temperature transmitter 12 connects temperature sensor 11, is converted to voltage standard signal for electric melting pipe fittings 6 temperature signals that temperature sensor 11 is obtained.
Described current/voltage detection module 2 comprises current/voltage sensor 21 and current/voltage transmitter 22. Current/voltage sensor 21 connects the welding circuit of electric melting pipe fittings 6, for obtaining actual output current signal and the actual output voltage signal of the source of welding current 3 able to programme to electric melting pipe fittings 6. Described current/voltage transmitter 22 connects current/voltage sensor 21, and actual output current signal and actual output voltage signal for the source of welding current able to programme 3 that current/voltage sensor 21 is obtained to electric melting pipe fittings 6 are converted to voltage standard signal.
Described data collecting card 5 connects host computer 4, and simultaneous data-collecting card 5 also connects temperature transmitter 12 and current/voltage transmitter 22, for gather and the signal for the treatment of temperature detection module 1 and current/voltage detection module 2 after be transferred to host computer 4.
Described host computer 4 connects the source of welding current 3 able to programme, starts, stops and the operation such as configuration voltages value parameter for controlling the source of welding current 3 able to programme. Host computer 4 simultaneous connections are according to capture card 5, for the treatment of the signal that also displays temperature detection module 1 and current/voltage detection module 2 obtain. Host computer 4 is provided with timer 41, for recording the time of the source of welding current able to programme to electric melting pipe fittings 6 output voltages.
The electric melting pipe fittings welding temperature detection system of this programme, controls the source of welding current 3 able to programme to electric melting pipe fittings 6 output voltages by host computer 4, and controls the parameter such as magnitude of voltage of the source of welding current 3 able to programme, the state of simulation electric melting pipe fittings 6 actual welding. The temperature signal that temperature detecting module 1 is obtained electric melting pipe fittings 6 by temperature sensor 11 is transferred to host computer 4, and current/voltage detection module 2 obtains the source of welding current 3 able to programme by current/voltage sensor 21 and flows to output voltage and the output current of electric melting pipe fittings 6 reality and be transferred to host computer 4. Above-mentioned three parameters are processed by host computer 4 and to represent to tester, tester can understand the temperature variation curve of electric melting pipe fittings 6 under different voltage and current states, and control in real time accurately and supply with the parameter such as voltage, electric current and time of electric melting pipe fittings 6 state variation of testing electric melting pipe fittings 6 under different welding strategies in the mode of simulated experiment, the actual welding effect of finally cutting electric melting pipe fittings 6 open and testing electric melting pipe fittings 6. Based on this, tester can carry out retest, tests the applicable welding strategy of different electric melting pipe fittings 6, thereby improves existing electric melting pipe fittings 6 welding procedures. Described host computer 4 can be that the computer of controlling and showing relative program is installed.
Embodiment 3: a kind of electric melting pipe fittings welding temperature detection method that the embodiment of the present invention provides, the method specifically comprises the following steps:
The welding parameter of the S101 configurating programmable source of welding current, opens the source of welding current able to programme and drives electric melting pipe fittings welding.
The welded condition parameter of S102 Real-time Collection electric melting pipe fittings, described welded condition parameter comprises the temperature of electric melting pipe fittings.
S103 host computer generates electric melting pipe fittings temperature variation curve.
After S104 has welded, cut electric melting pipe fittings assessment welding effect open.
Embodiment 4: a kind of electric melting pipe fittings welding temperature detection method that the embodiment of the present invention provides, the method specifically comprises the following steps:
The output voltage of the S201 configurating programmable source of welding current and stage by stage welding interval, described welding interval stage by stage, parameter comprised section and weld interval time period weld interval.
S202 opens the source of welding current able to programme and carries out electric melting pipe fittings welding, the actual output voltage of the Real-time Collection source of welding current able to programme to electric melting pipe fittings, and according to the output voltage correction source of welding current actual output voltage able to programme of configuration.
After one of S203 source of welding current work able to programme section weld interval, quit work a weld interval time period, complete a welding interval stage by stage.
S204 is according to actual output current and the actual output voltage of the source of welding current able to programme in welding interval stage by stage, calculates and record this actual output electric energy of the source of welding current able to programme in welding interval stage by stage.
The welded condition parameter of S205 Real-time Collection electric melting pipe fittings, described welded condition parameter comprises the temperature of electric melting pipe fittings.
S206 host computer generates electric melting pipe fittings temperature variation curve.
The S207 source of welding current able to programme drives electric melting pipe fittings to complete after the welding interval stage by stage of preset times, cuts electric melting pipe fittings assessment welding effect open.
Embodiment 5: a kind of electric melting pipe fittings welding temperature detection method that the embodiment of the present invention provides, the method specifically comprises the following steps:
The output voltage of the S301 configurating programmable source of welding current, export electric energy and weld interval time period stage by stage;
S302 opens the source of welding current able to programme and carries out electric melting pipe fittings welding, the actual output voltage of the Real-time Collection source of welding current able to programme to electric melting pipe fittings, and according to the output voltage correction source of welding current actual output voltage able to programme of configuration;
S303, according to the actual output current of the source of welding current able to programme and actual output voltage, calculates the actual output electric energy of the source of welding current able to programme;
S304, in the time that actual output electric energy reaches the electric energy of output stage by stage of configuration, records this weld interval and the source of welding current able to programme and quits work a weld interval time period, completes a welding interval stage by stage;
The welded condition parameter of S305 Real-time Collection electric melting pipe fittings, described welded condition parameter comprises the temperature of electric melting pipe fittings.
S306 host computer generates electric melting pipe fittings temperature variation curve.
The S307 source of welding current able to programme drives electric melting pipe fittings to complete after the welding interval stage by stage of preset times, cuts electric melting pipe fittings assessment welding effect open.
Claims (10)
1. an electric melting pipe fittings welding temperature detection system, is characterized in that, comprises temperature detecting module, current/voltage detection module, the source of welding current able to programme and host computer,
The described source of welding current able to programme connects electric melting pipe fittings, for to electric melting pipe fittings output voltage;
Described temperature detecting module, for obtaining electric melting pipe fittings temperature signal;
Described current/voltage detection module, for obtaining actual output current signal and the actual output voltage signal of the source of welding current able to programme to electric melting pipe fittings;
Described host computer, for controlling the source of welding current able to programme, and for the treatment of and the signal that obtains of displays temperature detection module and current/voltage detection module.
2. a kind of electric melting pipe fittings welding temperature detection system according to claim 1, it is characterized in that, temperature detecting module comprises temperature sensor and temperature transmitter, described temperature sensor is used for obtaining electric melting pipe fittings temperature signal, and described Temperature connects temperature sensor and is converted to voltage standard signal for the electric melting pipe fittings temperature signal that temperature sensor is obtained.
3. a kind of electric melting pipe fittings welding temperature detection system according to claim 1, it is characterized in that, current/voltage detection module comprises current/voltage sensor and current/voltage transmitter, described current/voltage sensor is for obtaining actual output current signal and the actual output voltage signal of the source of welding current able to programme to electric melting pipe fittings, described current/voltage transmitter connects current/voltage sensor, and actual output current signal and actual output voltage signal for the source of welding current able to programme that current/voltage sensor is obtained to electric melting pipe fittings are converted to voltage standard signal.
4. according to a kind of electric melting pipe fittings welding temperature detection system described in claim 1 or 2 or 3, it is characterized in that, host computer is connected with data collecting card, described data collecting card connects temperature detecting module and current/voltage detection module, for gather and the signal for the treatment of temperature detection module and current/voltage detection module after be transferred to host computer.
5. a kind of electric melting pipe fittings welding temperature detection system according to claim 1 and 2, is characterized in that, temperature sensor is some probe-type galvanic couple temperature sensors, and described probe-type galvanic couple temperature sensor inserts electric melting pipe fittings tube wall.
6. according to a kind of electric melting pipe fittings welding temperature detection system described in claim 1 or 2 or 3, it is characterized in that, the source of welding current able to programme is provided with RS232 serial communication module, and described RS232 serial communication module connects host computer by Serial Port Line.
7. according to a kind of electric melting pipe fittings welding temperature detection system described in claim 1 or 2 or 3, it is characterized in that, host computer is provided with timer, for recording the time of the source of welding current able to programme to electric melting pipe fittings output voltage.
8. an electric melting pipe fittings welding temperature detection method, is characterized in that, comprises the following steps:
The welding parameter of the configurating programmable source of welding current, opens the source of welding current able to programme and drives electric melting pipe fittings welding;
The welded condition parameter of Real-time Collection electric melting pipe fittings, described welded condition parameter comprises the temperature of electric melting pipe fittings;
Host computer generates electric melting pipe fittings temperature variation curve;
After having welded, cut electric melting pipe fittings assessment welding effect open.
9. an electric melting pipe fittings welding temperature detection method, is characterized in that, the welding parameter of the described configurating programmable source of welding current is opened the step that the source of welding current able to programme drives electric melting pipe fittings to weld, and further comprises:
The output voltage of the configurating programmable source of welding current and stage by stage welding interval, described welding interval stage by stage, parameter comprised section and weld interval time period weld interval;
Open the source of welding current able to programme and carry out electric melting pipe fittings welding, the actual output voltage of the Real-time Collection source of welding current able to programme to electric melting pipe fittings, and according to the output voltage correction source of welding current actual output voltage able to programme of configuration;
After one of source of welding current work able to programme section weld interval, quit work a weld interval time period, complete a welding interval stage by stage;
According to actual output current and the actual output voltage of the source of welding current able to programme in welding interval stage by stage, calculate and record this actual output electric energy of the source of welding current able to programme in welding interval stage by stage;
After described welding completes, the step of cutting electric melting pipe fittings assessment welding effect open further comprises:
The source of welding current able to programme drives electric melting pipe fittings to complete after the welding interval stage by stage of preset times, cuts electric melting pipe fittings assessment welding effect open.
10. an electric melting pipe fittings welding temperature detection method, is characterized in that, the welding parameter of the described configurating programmable source of welding current is opened the step that the source of welding current able to programme drives electric melting pipe fittings to weld, and further comprises:
The output voltage of the configurating programmable source of welding current, export electric energy and weld interval time period stage by stage;
Open the source of welding current able to programme and carry out electric melting pipe fittings welding, the actual output voltage of the Real-time Collection source of welding current able to programme to electric melting pipe fittings, and according to the output voltage correction source of welding current actual output voltage able to programme of configuration;
According to the actual output current of the source of welding current able to programme and actual output voltage, calculate the actual output electric energy of the source of welding current able to programme;
In the time that reality output electric energy reaches the electric energy of output stage by stage of configuration, record this weld interval and the source of welding current able to programme and quit work a weld interval time period, complete a welding interval stage by stage;
After described welding completes, the step of cutting electric melting pipe fittings assessment welding effect open further comprises:
The source of welding current able to programme drives electric melting pipe fittings to complete after the welding interval stage by stage of preset times, cuts electric melting pipe fittings assessment welding effect open.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610182504.9A CN105588654A (en) | 2016-03-26 | 2016-03-26 | Electric melting pipe fitting welding temperature detection system and detection method |
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| CN201610182504.9A CN105588654A (en) | 2016-03-26 | 2016-03-26 | Electric melting pipe fitting welding temperature detection system and detection method |
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| CN108656561A (en) * | 2018-06-20 | 2018-10-16 | 诸暨市逍遥管道科技有限公司 | A kind of plastic conduit electric fusion welding intelligent monitoring device and method |
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Application publication date: 20160518 |