CN201218919Y - Temperature control system of loom edge hot-melting apparatus - Google Patents
Temperature control system of loom edge hot-melting apparatus Download PDFInfo
- Publication number
- CN201218919Y CN201218919Y CNU2008201269320U CN200820126932U CN201218919Y CN 201218919 Y CN201218919 Y CN 201218919Y CN U2008201269320 U CNU2008201269320 U CN U2008201269320U CN 200820126932 U CN200820126932 U CN 200820126932U CN 201218919 Y CN201218919 Y CN 201218919Y
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Abstract
The utility model discloses a temperature control system for a weaving machine heat edge melting device, which is used for controlling electric heating material mounted in the heat edge melting device of weaving machine. The temperature control system for the weaving machine heat edge melting device includes a switch or linear electric power source connected to electric heating material and used for controlling input voltage of the electric heating material, an electric power source for supplying electricity to the switch or linear electric power source which is connected therewith, a controller for controlling output voltage (or current) of switch or linear electric power source which is connected therewith, and an electric heating material voltage collecting circuit connected with the control, or a switch current collecting circuit connected to the controller. The utility model provides a temperature control system for a weaving machine heat edge melting device, which is capable of precisely controlling temperature of an electric heating cutting knife.
Description
Technical field
The utility model relates to loom machinery control field, and particularly a kind of loom heat is melted limit unit temp control system.
Background technology
Heat is melted cutter or heat and is melted scissors and also claim electric heating cutter or electric heating scissors, prevents that warp thread from coming off from incision owing to can melt yarn, therefore is widely used in cutting the chemical fibre kind fabric.
The principle of work of existing electric heating cutter: pass to certain voltage by giving on the electric heating cutting blade, can make the electric heating cutting blade be heated to suitable temperature, can melt yarn and prevent that warp thread from coming off from incision.
Whether existing control device only comes control output voltage by the manual shift transformer, rely on the eye-observation sensible temperature suitable.It can't realize automatic control at all, has low-response, needs repeatedly to regulate just can obtain suitable temperature.
Existing electric heating cutter often is autotransformer of manual adjustments, and the output voltage of control autotransformer is regulated the output voltage of another one isolating transformer, to reach the purpose of regulating temperature.The adjustment of existing electric heating cutter does not have the closed-loop control function, is difficult to guarantee output temperature accuracy and stability, and the heat that directly influences fabric is melted the limit effect.Need regulate parameter repeatedly for different fabrics and loom and can obtain suitable temperature, influence production efficiency.
Existing electric heating cutter temperature is inaccurate.Because output temperature is open loop control, can not guarantee the actual temperature of electric heating cutter.Existing electric heating cutter does not have function of temperature maintenance.When loom stopped, output power did not suitably reduce, the electric heating cutter conduct the heat that the fabric of well cutting melt a breach.
Therefore, it is inaccurate how to solve above-mentioned electric heating cutter temperature, and slow and electric heating cutter of response time does not have the problem of temperature maintenance, is those skilled in the art's technical issues that need to address.
The utility model content
The purpose of this utility model provides a kind of loom heat and melts limit unit temp control system, is used to improve the response time of control, improves the temperature controlled accuracy of electric heating cutter.
For addressing the above problem, the utility model discloses a kind of loom heat and melts limit unit temp control system, be used for controlling the heat that is installed in loom and melt the thermo electric material of limit device, described temperature control system comprises: the switch or the linear power supply of the described thermo electric material input voltage of control that links to each other with described thermo electric material, the controller that is used to control described switch or linear power supply output voltage or electric current that links to each other with described switch or linear power supply, the power supply that links to each other with described switch or linear power supply for described switch or linear power supply power supply, and the voltage collection circuit of the described thermo electric material that links to each other with described controller, perhaps the current acquisition circuit that links to each other with described controller.
Preferably, described temperature control system also comprises the temperature sensor of installing with described thermo electric material, and described temperature sensor is used to gather described thermo electric material temperature.
Preferably, described controller is the switch power controller that links to each other with described switch specifically, or the signal condition control circuit that links to each other with described linear power supply.
Preferably, described controller is a microprocessor;
Described controller carries out power adjustment with the Switching Power Supply structure, perhaps controls out-put supply in the linear circuit mode.
Preferably, described power supply comprise AC power interface, direct supply interface, the isolating transformer that links to each other with described AC power interface, link to each other with described isolating transformer exchange output unit and rectification unit and the direct current output unit that links to each other with described rectification unit;
Described direct supply interface links to each other with described direct current output unit.
Preferably, when described power supply was direct supply, described switch was specially and turn-offs controllable silicon or field effect transistor or igbt;
When described power supply was AC power, described switch was specially controllable silicon or relay.
Preferably, described thermo electric material is specially electric heating blade or resistance wire.
Preferably, described temperature control system also comprises the input-output unit that links to each other with described controller.
Preferably, described temperature control system also comprises display unit that links to each other with described controller and/or the communication unit that communicates with the external world.
Preferably, described temperature control system also comprises the inverter that all links to each other with described switch and described power supply.
Because the described temperature control system of the utility model embodiment comprises the switch or the linear power supply of the described thermo electric material input voltage of the control that links to each other with described thermo electric material, and described switch or linear power supply can go out the temperature of thermo electric material by described thermo electric material voltage or described amperometry according to controller, determine controlling schemes.The described temperature control system of the utility model embodiment just can be controlled described thermo electric material temperature according to the feedback information of thermo electric material like this, can realize accurately controlling the thermo electric material temperature, and the function that realizes the thermo electric material temperature maintenance.Because described thermo electric material is pure resistive load, the computing formula of thermal value is W=U*U/R*T=I*I*R*T.As the thermal value W that needs to reach enough in given time T, controller then can improve voltage or electric current realization by control, has reduced the corresponding time.
Description of drawings
Fig. 1 melts the limit unit temp control system first example structure figure for loom heat described in the utility model;
Fig. 2 melts the limit unit temp control system second example structure figure for loom heat described in the utility model;
Fig. 3 melts limit unit temp control system the 3rd example structure figure for loom heat described in the utility model;
Fig. 4 is the controller first example structure figure described in the utility model;
Fig. 5 is the controller second example structure figure described in the utility model.
Embodiment
The utility model provides a kind of loom heat to melt limit unit temp control system, is used to improve the response time of control, improves the temperature controlled accuracy of electric heating cutter.
Below in conjunction with accompanying drawing specific embodiment of the utility model is further specified.
Referring to Fig. 1, this figure is that loom heat described in the utility model is melted the limit unit temp control system first example structure figure.
The described loom heat of the utility model embodiment is melted limit unit temp control system, is used for controlling the thermo electric material 3 that the heat that is installed in loom is melted the limit device.
The described temperature control system of the utility model embodiment can comprise: the switch 2 of the described thermo electric material input voltage of control that links to each other with described thermo electric material 3, the controller 5 that is used to control described switch 2 output voltages or electric current that links to each other with described switch 2, the power supply 1 that links to each other with described switch 2 for described switch 2 power supplies, and the voltage collection circuit of the thermo electric material that links to each other with described controller 5, the perhaps described current acquisition circuit that links to each other with described controller 5.
Described controller 5 can be the switch power controller that links to each other with described switch 2.
The described temperature control system of the utility model embodiment can comprise: the linear power supply of described thermo electric material 3 input voltages of control that link to each other with described thermo electric material 3, the controller 5 that is used to control described linear power supply output voltage that links to each other with described linear power supply, the power supply 1 that links to each other with described linear power supply for described linear power supply power supply, and the described thermo electric material voltage collection circuit that links to each other with described controller 5, the perhaps described current acquisition circuit that links to each other with described controller 5.
Described controller 5 specifically can be the signal condition control circuit that links to each other with described linear power supply.Realize the temperature of thermo electric material 3 is controlled by the signal condition control circuit.
Described thermo electric material 3 is specifically as follows electric heating blade or resistance wire.The electric heating blade can be electric heating cutter or electric heat cutter.
The described temperature control system of the utility model embodiment comprises the switch 2 or the linear power supply of described thermo electric material 3 input voltages of the control that links to each other with described thermo electric material 3, and described switch 2 or linear power supply can go out the temperature of thermo electric material 3 by described thermo electric material 3 voltages or amperometry according to controller 5, determine controlling schemes.The described temperature control system of the utility model embodiment just can have been controlled described thermo electric material 3 temperature according to the feedback information of thermo electric material 3 like this, can realize accurately controlling thermo electric material 3 temperature, and the function that realizes thermo electric material 3 temperature maintenance.Because described thermo electric material 3 is pure resistive load, the computing formula of thermal value is W=U*U/R*T=I*I*R*T.As the thermal value W that needs to reach enough in given time T, controller then can improve voltage or electric current realization by control, has reduced the corresponding time, can realize the temperature control of thermo electric material 3 fast.
Referring to Fig. 2, this figure is that loom heat described in the utility model is melted the limit unit temp control system second example structure figure.
Loom heat described in the utility model is melted relative first embodiment of limit unit temp control system second embodiment, and described temperature control system also comprises the temperature sensor 31 of described thermo electric material 3 temperature of the collection that is installed on the described thermo electric material 3.
Described thermo electric material 3 temperature values that temperature sensor 31 will collect are sent to controller 5, and controller 5 is determined controlling schemes according to described temperature value.If controller 5 receives temperature value more than or equal to described thermo electric material 3 predefined heating-up temperature values, described controller 5 gauge tap 2 or linear power supply are closed, and stop the heating to described thermo electric material 3.
If controller 5 receives temperature value less than described thermo electric material 3 predefined heating-up temperature values, described controller 5 gauge tap 2 or linear power supply stay open state, and described thermo electric material 3 is continued heating.
The described temperature control system of the utility model embodiment just can be controlled described thermo electric material 3 temperature according to the feedback temperature value of temperature sensor 31 like this, can control thermo electric material 3 temperature more accurately, and the function that realizes thermo electric material 3 temperature maintenance.
When described controller 5 adopted the switch power controller that links to each other with described switch 2 to realize, described controller 5 can also comprise the frequency that links to each other with described switch power controller.
The described temperature control system of the utility model embodiment can obtain being fit to the voltage type of required for example interchange or direct current by power supply 1.Described power supply 1 comprises AC power interface and direct supply interface, and the isolating transformer that links to each other with described AC power interface, and link to each other with described isolating transformer exchange output unit and rectification unit and the direct current output unit that links to each other with described rectification unit.Described direct supply interface links to each other with described direct current output unit.
Switch 2 can select to turn-off the device that controllable silicon or field effect etc. have conducting, turn-off function according to actual needs.
When described power supply 1 was direct supply, described switch 2 was specifically as follows controllable silicon or switching devices such as field effect transistor or igbt.
When described power supply 1 was AC power, described switch 2 was specially the switching device of controllable silicon or relay and so on.
The adjusting of power supply 1 output voltage can be controlled by switch 2.When power supply 1 needs to increase output voltage, can realize by the ON time that prolongs switch 2.Otherwise then can realize by reducing the switch conduction time.
Can directly act on thermo electric material 3 from the output voltage of switch 2, realize the temperature control of thermo electric material.
The feedback signal that the controller 5 of the described temperature control system of the utility model embodiment receives is taken from the thermo electric material control loop.Described feedback signal can comprise the information feedback signal of switch 2 and the temperature feedback signal of thermo electric material 3.
The information feedback signal of switch 2 comprises the sampled voltage signal, the sample rate current signal.The temperature feedback signal of thermo electric material 3 is specially the temperature value of thermo electric material.The sampled voltage signal is the magnitude of voltage that obtains on the reaction actual electrical hot material 3.The sample rate current signal is taken from switch 2.
The temperature feedback signal of thermo electric material 3 is gathered by the temperature sensor 31 that is installed on the thermo electric material 3.
Referring to Fig. 3, this figure is that loom heat described in the utility model is melted limit unit temp control system the 3rd example structure figure.
Relative second embodiment of the described temperature control system of the utility model the 3rd embodiment has increased the input-output unit 4 that links to each other with described controller 5 input ends.
Input-output unit 4 can input to described controller 5 with external setting-up value and parameter signal.All information interactions relevant with the described temperature control system of the utility model embodiment can realize by input-output unit 4.
Input-output unit 4 specifically can be stroke devices such as keyboard, also can be remote wireless control device.
The described temperature control system of the utility model the 3rd embodiment can also comprise the display 6 that links to each other with described controller 5.
The described temperature control system of the utility model embodiment can also comprise and described controller 5 communication units that communicate with the external world that link to each other.
According to the different model of thermo electric material 3, thermo electric material 3 can be selected different supply voltages.Such as voltage can be direct current or exchange way.
If power supply 1 gives the voltage of switch 2 power supply and adopts the mode that exchanges, when the output voltage of needs is higher than input voltage, then can use step-up transformer.If the voltage that provides of power supply 1 (as alternating current 220V/when 380V) surpassing the safe voltage scope, then need to increase isolating transformer.2 on switch can use controllable silicon to realize current chopping.
If power supply 1 gives the voltage of switch 2 power supplies and adopts the direct current supply mode, 2 on switch can use triode, field effect transistor, igbt on-off elements such as (IGBT).Equally, if the voltage of output need be than input voltage height then must realize that for example inversion or DC-DC boost by the method for boosting.
Referring to Fig. 4, this figure is the controller first example structure figure described in the utility model.
The described controller 5 of the utility model first embodiment can comprise switch power controller 51 and voltage/current/temperature detecting unit 53 and frequency/voltage converting unit 52.
Voltage/current/temperature detecting unit 53 can be specifically as follows the added value of feedback with detected voltage/current feedback signal, is sent to switch power controller 51.
Because 52 pairs of environments for use of voltage/current/temperature detecting unit 53 and frequency/voltage converting unit require very low.And voltage detection unit can adopt technology very proven technique realize to detect voltage feedback signal, the current monitoring unit also can adopt technology very proven technique realize detecting current feedback signal, temperature detecting unit can be realized by temperature sensor.Therefore, the described controller 5 of the utility model first embodiment can be suitable for rugged surroundings and to the condition of cost sensitivity.
Referring to Fig. 5, this figure is the controller second example structure figure described in the utility model.
The described controller 5 of the utility model second embodiment comprises microprocessor 54.
The described controller 5 of the utility model second embodiment has adopted microprocessor technology, has promoted the dirigibility and the intelligent degree of the described temperature control system of the utility model embodiment by the method for software and hardware combining.
The described controller of the utility model second embodiment may further include the inside detecting unit 55 that links to each other with described microprocessor 54.
Described inner detecting unit 55 is used to detect the duty of described microprocessor 54 place circuit boards.
As everyone knows, Switching Power Supply have efficiently, advantages such as volume is little, dependable performance.The switching technique of embodiment of the invention indication can be to the copped wave of AC power or inversion control, also can be boosting or step-down control to direct current signal.The described system of the utility model embodiment is a core with such technology, can adopt the strong chip of antijamming capability as main control chip, according to the external input signal value, for example analog quantity, switching value or communication data are output as suitable voltage or electric current by certain algorithm with external power source.By the method for feedback, for example detect output valves such as voltage in the control loop, electric current, temperature sensor and guarantee temperature stabilization on the thermo electric material 3.
The described system of the utility model embodiment can rely on pure hardware circuit or contain microprocessor circuit and realize that controller 5 is the effect of main control chip according to different application scenarios.External input signal both can be that simulating signal also can be a digital signal.Temperature on the thermo electric material 3 is set and indication can use corresponding input can pass through pilot lamp such as button, potentiometer and communication etc. with showing according to the different application occasion, and modes such as liquid crystal display and vacuum fluorescent display screen realize.The described system of the utility model embodiment both can use separately also and can use by supporting other controller.
The described system of the utility model embodiment can adapt to multiple power supply mode, and efficient also can be higher than 75%.In addition, it also has self-diagnostic function, abnormal alarm and defencive function, and automatic constant-temperature or alternating temperature function, display mode also is not limited only to pilot lamp, the mode of also available display screen or communication.Price does not but obviously improve except promoting on performance.The described system of the utility model embodiment can only use a simple isolating transformer to guarantee the output isolation, has reduced the requirement to transformer.
The described temperature control system of the utility model embodiment can adopt heating technique such as laser to replace thermo electric material 3, realizes that heat of the present invention melts the limit function.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1, a kind of loom heat is melted limit unit temp control system, be used for controlling the heat that is installed in loom and melt the thermo electric material of limit device, it is characterized in that, described temperature control system comprises: the switch or the linear power supply of the described thermo electric material input voltage of control that links to each other with described thermo electric material, the controller that is used to control described switch or linear power supply output voltage or electric current that links to each other with described switch or linear power supply, the power supply that links to each other with described switch or linear power supply for described switch or linear power supply power supply, and the voltage collection circuit of the described thermo electric material that links to each other with described controller, perhaps the current acquisition circuit that links to each other with described controller.
2, temperature control system according to claim 1 is characterized in that, described temperature control system also comprises the temperature sensor of installing with described thermo electric material, and described temperature sensor is used to gather described thermo electric material temperature.
3, temperature control system according to claim 1 is characterized in that, described controller is the switch power controller that links to each other with described switch specifically, or the signal condition control circuit that links to each other with described linear power supply.
4, temperature control system according to claim 3 is characterized in that, described controller is a microprocessor;
Described controller carries out power adjustment with the Switching Power Supply structure, perhaps controls out-put supply in the linear circuit mode.
5, temperature control system according to claim 1, it is characterized in that, described power supply comprise AC power interface, direct supply interface, the isolating transformer that links to each other with described AC power interface, link to each other with described isolating transformer exchange output unit and rectification unit and the direct current output unit that links to each other with described rectification unit;
Described direct supply interface links to each other with described direct current output unit.
6, temperature control system according to claim 5 is characterized in that, when described power supply was direct supply, described switch was specially and turn-offs controllable silicon or field effect transistor or igbt;
When described power supply was AC power, described switch was specially controllable silicon or relay.
7, according to the arbitrary described temperature control system of claim 1 to 6, it is characterized in that described thermo electric material is specially electric heating blade or resistance wire.
8, temperature control system according to claim 7 is characterized in that, described temperature control system also comprises the input-output unit that links to each other with described controller.
9, temperature control system according to claim 7 is characterized in that, described temperature control system also comprises display unit that links to each other with described controller and/or the communication unit that communicates with the external world.
10, temperature control system according to claim 7 is characterized in that, described temperature control system also comprises the inverter that all links to each other with described switch and described power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201269320U CN201218919Y (en) | 2008-06-24 | 2008-06-24 | Temperature control system of loom edge hot-melting apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201269320U CN201218919Y (en) | 2008-06-24 | 2008-06-24 | Temperature control system of loom edge hot-melting apparatus |
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| CN201218919Y true CN201218919Y (en) | 2009-04-08 |
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| CNU2008201269320U Expired - Fee Related CN201218919Y (en) | 2008-06-24 | 2008-06-24 | Temperature control system of loom edge hot-melting apparatus |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334289A (en) * | 2013-07-19 | 2013-10-02 | 湖州现代纺织机械有限公司 | Automatic hot-cutting and splitting device |
| CN104389152A (en) * | 2014-12-17 | 2015-03-04 | 刘桂芹 | Intelligent cutting machine |
| CN105116009A (en) * | 2015-08-11 | 2015-12-02 | 上海原动力通信科技有限公司 | Heating simulation device and heat pipe heat dispersion detection device |
| CN105375781A (en) * | 2015-12-21 | 2016-03-02 | 常州市肯迪电器制造有限公司 | Circuit system of handheld portable low-voltage DC endotherm knife |
| CN105700584A (en) * | 2014-11-26 | 2016-06-22 | 中国科学院沈阳自动化研究所 | Temperature control circuit and temperature control method for hot knife mechanism |
| CN108621475A (en) * | 2018-05-10 | 2018-10-09 | 汕头市龙华包装机械有限公司 | A kind of method and mechanism accurately controlling electric resistance wire heating temperature |
| CN109318294A (en) * | 2017-08-01 | 2019-02-12 | 常州双超超声波科技有限公司 | A kind of automation operating system and its implementation for heating wire cutting machine |
| CN115012160A (en) * | 2022-07-08 | 2022-09-06 | 台嘉玻璃纤维有限公司 | Control circuit and control device of glass fiber cloth edge ironing device |
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2008
- 2008-06-24 CN CNU2008201269320U patent/CN201218919Y/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334289A (en) * | 2013-07-19 | 2013-10-02 | 湖州现代纺织机械有限公司 | Automatic hot-cutting and splitting device |
| CN103334289B (en) * | 2013-07-19 | 2015-07-22 | 湖州现代纺织机械有限公司 | Automatic hot-cutting and splitting device |
| CN105700584A (en) * | 2014-11-26 | 2016-06-22 | 中国科学院沈阳自动化研究所 | Temperature control circuit and temperature control method for hot knife mechanism |
| CN105700584B (en) * | 2014-11-26 | 2017-11-21 | 中国科学院沈阳自动化研究所 | A kind of temperature control circuit and its method for hot cutter mechanism |
| CN104389152A (en) * | 2014-12-17 | 2015-03-04 | 刘桂芹 | Intelligent cutting machine |
| CN105116009A (en) * | 2015-08-11 | 2015-12-02 | 上海原动力通信科技有限公司 | Heating simulation device and heat pipe heat dispersion detection device |
| CN105116009B (en) * | 2015-08-11 | 2017-12-08 | 上海原动力通信科技有限公司 | One kind heating analogue means and heat pipe heat radiation device for detecting performance |
| CN105375781A (en) * | 2015-12-21 | 2016-03-02 | 常州市肯迪电器制造有限公司 | Circuit system of handheld portable low-voltage DC endotherm knife |
| CN109318294A (en) * | 2017-08-01 | 2019-02-12 | 常州双超超声波科技有限公司 | A kind of automation operating system and its implementation for heating wire cutting machine |
| CN108621475A (en) * | 2018-05-10 | 2018-10-09 | 汕头市龙华包装机械有限公司 | A kind of method and mechanism accurately controlling electric resistance wire heating temperature |
| CN115012160A (en) * | 2022-07-08 | 2022-09-06 | 台嘉玻璃纤维有限公司 | Control circuit and control device of glass fiber cloth edge ironing device |
| CN115012160B (en) * | 2022-07-08 | 2023-09-26 | 台嘉玻璃纤维有限公司 | Control circuit and control equipment of glass fiber cloth edge ironing device |
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| CF01 | Termination of patent right due to non-payment of annual fee |