CN201846302U - Controller for speed governing system of switched reluctance motor used for spindle of weaving machine - Google Patents
Controller for speed governing system of switched reluctance motor used for spindle of weaving machine Download PDFInfo
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- CN201846302U CN201846302U CN2010205908602U CN201020590860U CN201846302U CN 201846302 U CN201846302 U CN 201846302U CN 2010205908602 U CN2010205908602 U CN 2010205908602U CN 201020590860 U CN201020590860 U CN 201020590860U CN 201846302 U CN201846302 U CN 201846302U
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Abstract
The utility model discloses a controller for a speed governing system of a switched reluctance motor used for a spindle of a weaving machine, which belongs to the field of control technologies for weaving equipment, and comprises a controller and a radiating rib. The controller for the speed governing system of the switched reluctance motor used for the spindle of the weaving machine is characterized in that the radiating rib serves as a bottom board of the controller; a power device IGBT (insulated gate bipolar transistor), a current sensor, an energy storage capacitance, a silicon bridge, a contactor, a charging resistance and a control unit of the controller are all directly mounted on the bottom board of the controller; the power device IGBT and the current sensor are arranged at the lower end of the bottom board of the controller; the energy storage capacitance, the silicon bridge, the contactor, the charging resistance and the control unit are arranged at the upper end of the bottom board of the controller; moreover, output and input wire connecting terminals are arranged at one side. The controller for the speed governing system of the switched reluctance motor used for the spindle of the weaving machine does not need a radiating fan, avoids influences of high temperature, high humidity, flyings and cotton fibres on a control system, overcomes the blockage problem of the radiating fan caused by the flyings and the cotton fibres in the field, greatly improves the reliability of the system, and is especially suitable for weaving environments.
Description
Technical field
A kind of loom main shaft belongs to Weaving device and uses the control technology field with the controller of switched reluctance machines governing system.
Background technology
The tradition loom main shaft generally all adopts three-phase AC asynchronous motor to drive, V belt and clutch come transmission main shaft and other mechanism, change belt pulley during speed change, adopt brake apparatus during parking, clutch and the wearing and tearing of brake block and the reduction that belt creep all can cause the start and stop performance in the tradition loom main transmission, need regularly repair and replacement, use AC asynchronous motor can only change belt pulley and realize step speed regulation, when loom need be sought latitude at a slow speed, also need a small size motor to drive associated mechanisms specially and finish, increased mechanical complexity and maintenance difficulties.
Present more advanced a kind of loom main shaft switched reluctance machines governing system, can directly start loom, need not clutch and brake, can carry out speed regulation in real time, can satisfy simultaneously the needs when seeking latitude at a slow speed, mechanical structure is simple, reduce maintenance difficulties, control simultaneously flexibly, improve control precision, but based on above performance requirement to the switched reluctance machines governing system, conventional controller is difficult to satisfy on-the-spot actual needs, because the cooling fan of conventional controller can cause stall because of the influence of spinning and weaving workshop cotton-wool, conventional control mode can not provide enough big energy to provide motor to finish moment startup requirement simultaneously.
The utility model content
The technical problems to be solved in the utility model is: provide a kind of and can overcome above-mentioned defective, save cooling fan make loom mechanical structure simple, reduce cost, reduce maintenance difficulties, improve the controller of the loom main shaft of control precision with the switched reluctance machines governing system.
The technical scheme that its technical problem that solves the utility model adopts is: this loom main shaft switched reluctance machines governing system controller, comprise controller and fin, it is characterized in that: fin is as the base plate of controller, the power device IGBT of controller, current sensor, storage capacitor, silicon bridge, contactor, charging resistor, control unit all is directly installed on the base plate of controller, power device IGBT, current sensor places the lower end of controller base plate, storage capacitor, silicon bridge, contactor, charging resistor, control unit places the upper end of controller base plate, the input and output binding post is arranged on a side.
Power device IGBT connects according to three-phase asymmetrical half-bridge structure, charging resistor links to each other with contactor, charging resistor links to each other with storage capacitor with the wiring end points lead-out wire of contactor, storage capacitor links to each other with power device IGBT, the input wires terminal links to each other with silicon bridge, link to each other with lead-out terminal after the output cable of drawing from power device IGBT terminal passes 3 current sensor A, B, C respectively, silicon bridge links to each other with storage capacitor, and control unit links to each other with the control end of 7 power device IGBT simultaneously.
The structural design of controller adopts the self cooling but radiating mode of no fan, promptly utilizes the base plate of fin as controller, and power device IGBT, storage capacitor, silicon bridge, contactor all place on the base plate of controller.
Power device IGBT is installed in the lower end of controller base plate, storage capacitor, silicon bridge, contactor place the upper end of controller base plate, input and output cable to adopt the side outlet, can effectively reduce the electromagnetic interference of major loop and the layout size of device, the balanced loop of controller output three phase mains.
Cooperate above-described switched reluctance motor controller, loom adopts open loop control, breakdown torque to start when starting, utilize this control mode can satisfy the quick startup requirement of motor, after finishing, startup is automatically converted to closed-loop control, utilize PID to regulate the size of required electric current, satisfy the rotary speed precision requirement, the requirement the when combination of these two kinds of control modes is well positioned to meet start-up course and operate as normal.
Compared with prior art, the utility model loom main shaft with the beneficial effect that switched reluctance machines governing system controller is had is:
1, adopt controller of the present utility model, do not need cooling fan, avoided high temperature, high humidity, flyings, cotton-wool have overcome the on-the-spot problem that easily causes the cooling fan stall owing to the reason of flyings, cotton-wool to the influence of control system.Improved the reliability of system greatly.Be specially adapted to the environment of weaving.
2, the function of utilizing switched reluctance machines can finish quick startup and seek latitude at a slow speed; Save clutch and brake, saved one simultaneously and sought the latitude motor special at a slow speed, reduced cost, simplified mechanical mechanism, improved control precision and dynamic responding speed.
3,,, can adopt the control of communication networking mode so the control mode of whole loom is more flexible because loom special switch reluctance motor controller adopts microcontroller to control.
Description of drawings
Fig. 1 is a key wiring diagram of the present utility model.
Among the figure: 1, controller base plate 2, charging resistor 3, contactor 4, storage capacitor 5, silicon bridge 6, binding post 7, control unit 8, current sensor 9, power device IGBT.
Embodiment
This loom main shaft is with the controller of switched reluctance machines governing system, because the performance of start and stop that loom because of the particularity of its weaving process, requires spindle motor to have to be exceedingly fast is to eliminate bad start-up; The speed adjustable range of broad with adapt to the higher speed of a motor vehicle and at a slow speed seek latitude; The sensitive response speed and the higher steady speed precision assurance main shaft speed of a motor vehicle can change with the thickness of weft yarn be adjusted; At high temperature, high humidity, the running environment of flyings needs controller that special radiating mode is arranged, based on above performance requirement to the switched reluctance machines governing system, the structural design of controller adopts the self cooling but radiating mode of no fan, this fin is as the base plate of controller, the power device IGBT of controller, current sensor, storage capacitor, silicon bridge, contactor, charging resistor, control unit all is directly installed on the base plate of controller, power device IGBT, current sensor places the lower end of controller base plate, storage capacitor, silicon bridge, contactor, charging resistor, control unit places the upper end of controller base plate, the input and output binding post is arranged on a side.
Power device IGBT 9 connects according to three-phase asymmetrical half-bridge structure, be device for power switching, charging resistor 2 links to each other with contactor 3, charging resistor 2 links to each other with storage capacitor 4 with the wiring end points lead-out wire of contactor 3, storage capacitor 4 links to each other with power device IGBT 9, input wires terminal 6 links to each other with silicon bridge 5, the output cable of drawing from power device IGBT 9 terminals passes 3 current sensors, 8 backs respectively and links to each other with lead-out terminal 6, silicon bridge 5 links to each other with storage capacitor 4, and control unit 7 links to each other with the control end of 7 power device IGBT 9 simultaneously.
Adopt open loop control, breakdown torque to start during startup, utilize this control mode can satisfy the quick startup requirement of motor, be automatically converted to closed-loop control after startup is finished, promptly PID regulates the size of required electric current, the required precision when being well positioned to meet operate as normal so automatically.
The operation principle and the course of work: three phase mains is defeated to enter silicon bridge 5 rectifications through binding post 6, after 4 chargings of 2 pairs of storage capacitors of charging resistor are finished, contactor 3 adhesives, electric current enters storage capacitor 4 through contactor 3, form positive and negative busbar, after power device IGBT 9 introduces power supply from positive and negative busbar, 3 current transformer A, B, C 8 are connected to binding post 6, by the control of control unit 7, thereby the break-make of the corresponding power device IGBT9 control of break-make motor corresponding windings is to reach the purpose of control motor.
Claims (2)
1. a loom main shaft is with switched reluctance machines governing system controller, comprise controller and fin, it is characterized in that: fin is as the base plate of controller, the power device IGBT (9) of controller, current sensor (8), storage capacitor (4), silicon bridge (5), contactor (3), charging resistor (2), control unit (7) all is directly installed on the base plate of controller, power device IGBT (9), current sensor (8) places the lower end of controller base plate, storage capacitor (4), silicon bridge (5), contactor (3), charging resistor (2), control unit (7) places the upper end of controller base plate, input and output binding post (6) is arranged on a side.
2. loom main shaft according to claim 1 switched reluctance machines governing system controller, it is characterized in that: power device IGBT (9) connects according to three-phase asymmetrical half-bridge structure, charging resistor (2) links to each other with contactor (3), charging resistor (2) links to each other with storage capacitor (4) with the wiring end points lead-out wire of contactor (3), storage capacitor (4) links to each other with power device IGBT (9), input wires terminal (6) links to each other with silicon bridge (5), the output cable of drawing from power device IGBT (9) terminal passes 3 current sensor A respectively, B, C (8) back links to each other with lead-out terminal, silicon bridge (5) links to each other with storage capacitor (4), and control unit (7) links to each other with the control end of 7 power device IGBT (9) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205908602U CN201846302U (en) | 2010-10-22 | 2010-10-22 | Controller for speed governing system of switched reluctance motor used for spindle of weaving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205908602U CN201846302U (en) | 2010-10-22 | 2010-10-22 | Controller for speed governing system of switched reluctance motor used for spindle of weaving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201846302U true CN201846302U (en) | 2011-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205908602U Expired - Fee Related CN201846302U (en) | 2010-10-22 | 2010-10-22 | Controller for speed governing system of switched reluctance motor used for spindle of weaving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201846302U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102497139A (en) * | 2011-12-02 | 2012-06-13 | 安徽巨一自动化装备有限公司 | Double-motor controller structure for hybrid-engine electric vehicle |
| CN102684579A (en) * | 2012-05-23 | 2012-09-19 | 天津工业大学 | Motor drive system for direct main drive of weaving machine |
| CN110138292A (en) * | 2019-04-30 | 2019-08-16 | 厦门汉印电子技术有限公司 | A kind of output torque control method, apparatus, equipment and the storage medium of stepper motor |
-
2010
- 2010-10-22 CN CN2010205908602U patent/CN201846302U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102497139A (en) * | 2011-12-02 | 2012-06-13 | 安徽巨一自动化装备有限公司 | Double-motor controller structure for hybrid-engine electric vehicle |
| CN102684579A (en) * | 2012-05-23 | 2012-09-19 | 天津工业大学 | Motor drive system for direct main drive of weaving machine |
| CN110138292A (en) * | 2019-04-30 | 2019-08-16 | 厦门汉印电子技术有限公司 | A kind of output torque control method, apparatus, equipment and the storage medium of stepper motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG KEHUI POWER AUTOMATION CO., LTD. Free format text: FORMER NAME: SHANDONG KEHUI ELECTRIC CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 255087 Shandong Province, Zibo city Zhangdian District Road No. 16 win Department of science and Technology Park Patentee after: SHANDONG KEHUI POWER AUTOMATION CO., LTD. Address before: 255087 Shandong Province, Zibo city Zhangdian District Fang Zhen win Road No. 16 Patentee before: Shandong Kehui Electric Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110525 Termination date: 20171022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |