CN204244123U - A kind of tension control system for brushless motor driven apparatus - Google Patents
A kind of tension control system for brushless motor driven apparatus Download PDFInfo
- Publication number
- CN204244123U CN204244123U CN201420508861.6U CN201420508861U CN204244123U CN 204244123 U CN204244123 U CN 204244123U CN 201420508861 U CN201420508861 U CN 201420508861U CN 204244123 U CN204244123 U CN 204244123U
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- module
- tension
- electrically connected
- control chip
- electric machine
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Abstract
The utility model discloses a kind of tension control system for brushless motor driven apparatus, comprises DSP control chip, PWM control module, current acquisition module, position signalling feedback module, Drive Module, brushless electric machine, position transducer, current controller and tension pick-up; Tension pick-up is electrically connected with DSP control chip, DSP control chip is electrically connected with current controller, current controller is electrically connected with PWM control module, PWM control module is electrically connected with Drive Module, Drive Module is electrically connected with brushless electric machine, brushless electric machine is equipped with position transducer, and position transducer and position signalling feedback module communicate to connect, and position signalling feedback module and affiliated described DSP control chip communicate to connect.The unwinding and rewinding that the utility model is applied to fiber-pulling machine control, and ensure that the constant tension of whole unwinding and rewinding process, also can apply little with tension value, tension force is sensitive, the unwinding and rewinding occasion easily broken controls.
Description
Technical field
The utility model relates to technical field of modern motor control, particularly a kind of tension control system for brushless motor driven apparatus.
Background technology
Original fiber-pulling machine unwinding and rewinding system adopts common alternating current machine and frequency converter combination, by tension pick-up the pull transfer of material to controller, controller is through PID arithmetic, regulate the frequency of frequency converter again, and then the rotating speed of adjustment motor, to be reached through the change of speed to regulate the tension force of material.The scheme of common alternating current machine and frequency converter, can only be applicable to material pull resistance strong, not easily break, tension value is bigger than normal, and the insensitive occasion of tension force, namely the precision of tension adjustment is not high.
Utility model content
In view of this, the utility model is the tension control system for brushless motor driven apparatus providing a kind of tension adjustment precision high, is not only quick on the draw to tension variation, and system response time is fast, and the material that can effectively avoid pull resistance poor is pulled off.
For solving the problem, the utility model adopts following technical scheme: a kind of tension control system for brushless motor driven apparatus, comprises DSP control chip, PWM control module, current acquisition module, position signalling feedback module, Drive Module, brushless electric machine, position transducer, current controller and tension pick-up; Described tension pick-up is electrically connected with described DSP control chip, described DSP control chip is electrically connected with described current controller, described current controller is electrically connected with described PWM control module, described PWM control module is electrically connected with described Drive Module, described Drive Module is electrically connected with described brushless electric machine, described brushless electric machine is equipped with described position transducer, described position transducer and described position signalling feedback module communicate to connect, and described position signalling feedback module and affiliated described DSP control chip communicate to connect; Described current acquisition module one end is connected with the input of described brushless electric machine, and the other end and the described DSP control chip of described current acquisition module communicate to connect.
The above-mentioned tension control system for brushless motor driven apparatus, described position transducer is Hall element.
The above-mentioned tension control system for brushless motor driven apparatus, described PWM control module is PWM chopper circuit module.
The above-mentioned tension control system for brushless motor driven apparatus, described position signalling feedback module is encoder.
The above-mentioned tension control system for brushless motor driven apparatus, described DSP control chip is also connected with control panel, and described control panel is provided with display screen and button.
The above-mentioned tension control system for brushless motor driven apparatus, described DSP control chip is connected with microcomputer communication.
The beneficial effects of the utility model are: the unwinding and rewinding that the utility model is applied to fiber-pulling machine control, ensure that the constant tension of whole unwinding and rewinding process, also can apply little with tension value, tension force is sensitive, the unwinding and rewinding occasion easily broken controls, and DC brushless motor improves 1.4 times than the energy-saving effect of common alternating current machine; Production efficiency improves: compared with original common alternating current machine+frequency converter scheme, and speed of production improves 20%; Space and weight reduce: decrease more than 50% than the weight of original common electric machine and size; Improve anti-interference; Cost reduces 20% than original scheme, is controlling cost and power cost has very large advantage.
Accompanying drawing explanation
Fig. 1 is the tension control system fundamental diagram of the utility model for brushless motor driven apparatus.
Embodiment
For clearly demonstrating the scheme in the utility model, providing preferred embodiment below and being described with reference to the accompanying drawings.
As shown in Figure 1, for the tension control system of brushless motor driven apparatus, comprise DSP control chip, PWM control module, current acquisition module, position signalling feedback module, Drive Module, brushless electric machine, position transducer, current controller and tension pick-up.Wherein said, described position transducer is Hall element, and described PWM control module is PWM chopper circuit module, and described position signalling feedback module is encoder.
As shown in Figure 1, described tension pick-up is electrically connected with described DSP control chip, described DSP control chip is electrically connected with described current controller, described current controller is electrically connected with described PWM control module, described PWM control module is electrically connected with described Drive Module, described Drive Module is electrically connected with described brushless electric machine, described brushless electric machine is equipped with described position transducer, described position transducer and described position signalling feedback module communicate to connect, and described position signalling feedback module and affiliated described DSP control chip communicate to connect; Described current acquisition module one end is connected with the input of described brushless electric machine, and the other end and the described DSP control chip of described current acquisition module communicate to connect.
For the ease of to the control of tension control system and operation, described DSP control chip is also connected to control panel, and described control panel is provided with display screen and button, also can change described control panel into microcomputer, to be more convenient for like this man-machine interaction, to be conducive to the manipulation to tension control system.
In the present embodiment, use microcomputer as the actuation means of tension control system.Needed for fiber-pulling machine wire drawing, the size of tension force is preset control system parameters by described microcomputer.Described tension pick-up converts voltage digital signal to tension force, and described voltage digital signal is sent to described DSP control chip, described voltage digital signal flows to described current controller via after the process of described DSP control chip, described current controller is according to described voltage digital signal adjustment output current, and treated described voltage digital signal is flowed to described PWM control module, the size of PWM control module according to described current controller output current and the voltage and current of described voltage digital signal control output, then by described drive circuit module, described brushless electric machine is controlled, and then regulate the rotating speed of unwinding and rewinding motor, reach the tension force of the control material of high accuracy height response.
Above-described embodiment is only for clearly illustrating that the utility model creates example, and not the utility model is created to the restriction of embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.All within spirit of the present utility model and principle any apparent change of extending out or variation be still in the utility model and create among the protection range of claim.
Claims (3)
1. the tension control system for brushless motor driven apparatus, it is characterized in that, comprise DSP control chip, PWM control module, current acquisition module, position signalling feedback module, Drive Module, brushless electric machine, position transducer, current controller and tension pick-up; Described tension pick-up is electrically connected with described DSP control chip, described DSP control chip is electrically connected with described current controller, described current controller is electrically connected with described PWM control module, described PWM control module is electrically connected with described Drive Module, described Drive Module is electrically connected with described brushless electric machine, described brushless electric machine is equipped with described position transducer, described position transducer and described position signalling feedback module communicate to connect, and described position signalling feedback module and affiliated described DSP control chip communicate to connect; Described current acquisition module one end is connected with the input of described brushless electric machine, and the other end and the described DSP control chip of described current acquisition module communicate to connect; Described position transducer is Hall element, and described PWM control module is PWM chopper circuit module, and described position signalling feedback module is encoder.
2. the tension control system for brushless motor driven apparatus according to claim 1, is characterized in that, described DSP control chip is also connected with control panel, and described control panel is provided with display screen and button.
3. the tension control system for brushless motor driven apparatus according to claim 1, is characterized in that, described DSP control chip is connected with microcomputer communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420508861.6U CN204244123U (en) | 2014-09-04 | 2014-09-04 | A kind of tension control system for brushless motor driven apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420508861.6U CN204244123U (en) | 2014-09-04 | 2014-09-04 | A kind of tension control system for brushless motor driven apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204244123U true CN204244123U (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420508861.6U Expired - Fee Related CN204244123U (en) | 2014-09-04 | 2014-09-04 | A kind of tension control system for brushless motor driven apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN204244123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104973455A (en) * | 2015-07-06 | 2015-10-14 | 浙江康立自控科技有限公司 | Method and system for yarn tension control based on FFT control algorithm |
-
2014
- 2014-09-04 CN CN201420508861.6U patent/CN204244123U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104973455A (en) * | 2015-07-06 | 2015-10-14 | 浙江康立自控科技有限公司 | Method and system for yarn tension control based on FFT control algorithm |
| CN104973455B (en) * | 2015-07-06 | 2018-09-18 | 浙江康立自控科技有限公司 | A kind of method for controlling yarn tension produced and control system based on FFT control algolithms |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20200904 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |