CN202231660U - Self-driven type closed-loop stepping motor - Google Patents
Self-driven type closed-loop stepping motor Download PDFInfo
- Publication number
- CN202231660U CN202231660U CN 201120377043 CN201120377043U CN202231660U CN 202231660 U CN202231660 U CN 202231660U CN 201120377043 CN201120377043 CN 201120377043 CN 201120377043 U CN201120377043 U CN 201120377043U CN 202231660 U CN202231660 U CN 202231660U
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- stepping motor
- self
- type closed
- closed loop
- driving type
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Abstract
The utility model relates to a self-driven type closed-loop stepping motor, which comprises a stepping motor, a position feedback device, a driving unit, a full-closed-loop control unit and a communication unit; the position feedback device, the driving unit, the full-closed-loop control unit and the communication unit are integrated in an insulation shell; the shell is mechanically and fixedly connected with the tail part of the stepping motor; and heat dissipation teeth are arranged on the insulation shell. By adopting the integrated design method disclosed by the utility model, the stepping motor is greatly increased in integrated level, simplified in circuit, simple for wire connection, compact in structure, small in volume and low in production and maintenance cost; the stepping motor has the position closed-loop control function under the same working condition; the position deviation value is compensated immediately; the motion control precision is increased; and the out-of-step phenomenon is avoided.
Description
Technical field
The utility model relates to a kind of self-driving type closed loop stepping motor.This utility model is mainly used in fields such as the kinetic control system, digital control system, robot control system of electromechanical integration, is particularly useful for the occasion that needs are considered the installing space of motor and driving.
Background technology
The stepping motor that automation control area is used generally is to adopt motion controller (motion control card)+stepper motor driver+Stepping Motor Control mode, thereby the control signal that driver sends controller is amplified the drive stepping motor motion.There are some shortcomings in this control mode, and step-out appears in feedback not easily between motor and the driver, produces position deviation, and wiring is many, take up room greatly, can not satisfy that modern industry control technology is integrated day by day, miniaturization and high-precision demand for development.
Summary of the invention
The purpose of the utility model is to overcome the prior art defective, and a kind of novel stepper motor is provided.The integrated traditional stepper motor driver of this motor, stepping motor, encoder etc. are one, and adopt the high performance chips modularized design.Give driver through signals such as encoder feedback motor position speed when stepping motor instructs motion according to driver, realize closed-loop control.
For achieving the above object, the technical scheme that the utility model adopted is: a kind of self-driving type closed loop stepping motor comprises stepping motor, position feedback device, step motor drive unit, full cut-off ring control unit and communication unit.
Described stepping motor can be 2 phase step motors, 3 phase step motors, 5 phase step motors;
The coil that is wound with on the described stepping motor stator directly with circuit board on driver element be connected;
Described position feedback device can adopt incremental encoder, absolute type encoder, magnetic induction encoder etc.;
Described driver element comprises metal-oxide-semiconductor or IGBT driver module, current sampling circuit;
Described Full Closed-loop Position control unit comprises position detecting circuit, central control unit, full cut-off ring algorithm software;
Described communication unit comprises serial ports, Ethernet, PowerLink, EtherCat fieldbus etc.
Described position feedback device, step motor drive unit, full cut-off ring control unit and communication unit are adopted the highly integrated circuit integrated design, be integrated in the insulation crust, this shell is connected with stepping motor afterbody mechanical fixation.
Described communication unit is connected with the outside binding post that all adopts, and terminal is located at above the drive feedback crust of the device.
In order to increase the heat dispersion of motor, the utility model also is included on the described insulation crust radiation tooth is set.
The utility model has adopted above integrated design technology, compared with prior art, makes self-driving type closed loop stepping motor have the following advantages:
1. stepping motor adopts closed-loop control, has avoided the step-out phenomenon, better controlled the running precision of motor.
2. circuit adopts the high integration integrated design, makes the size decreases of product, and internal structure is compact, has better improved the overall performance of motor.
3. adopt highly integrated design, simplified circuit greatly, practice thrift cost thereby reduced distribution, is connected with the outside and all adopts the splicing ears connection, make easy installation and removal, compact conformation is reliable.
4. adopt the stepping motor of integrated design, user's type selecting is convenient, need not to mate motor and driver, practices thrift the development time.
5. maintenance maintenance is convenient, need not to diagnose the failure problems between driver, the motor, only needs to change motor, has practiced thrift manpower greatly.
Description of drawings
Fig. 1 is the structural representation of the preferred embodiment of the utility model
Fig. 2 is the control block diagram of the utility model
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment the utility model is further specified.
Comprise that like Fig. 1, a kind of self-driving type closed loop stepping motor shown in 2 stepping motor 1, position feedback device 5, step motor drive unit 24, full cut-off ring control unit 22 and communication unit 20 constitute; Described driver element 24, full cut-off ring control unit 22, communication unit 20 adopt the highly integrated circuits design to be integrated on the circuit board 7; Described position feedback device 5, step motor drive unit 24, full cut-off ring control unit 22 and communication unit 20 are arranged in the insulation crust 4, and this insulation crust 4 adopts screw 12 to be connected with stepping motor 1 afterbody.
Have stator 2 on the described stepping motor 1, be wound with coil 3 on the stator 2, coil 3 directly with circuit board 7 on driver element 24 be connected.
Described position feedback device can adopt incremental encoder, absolute type encoder, magnetic induction encoder etc., comprises photoelectric code disk 17, photoelectric detection system 8.
Described driver element 24 comprises metal-oxide-semiconductor or IGBT driver module 23, current sampling circuit 25;
Described Full Closed-loop Position control unit 22 comprises position detecting circuit 26, central control unit 21, full cut-off ring algorithm software;
Described communication unit 20 adopts serial ports, Ethernet, PowerLink or EtherCat fieldbus etc.
Four screw holes 19 of processing on described stepping motor 1 breech face are used for fixing and connect steel plate 18, and said circuit board 7 is connected said the connection on the steel plate 18 with photoelectric detection system 8 through the double-screw bolt 6 that becomes 60 ° of angular direction along circumference.The photoelectric code disk 17 of position feedback device 5 is installed on the motor shaft extension 9, can rotate synchronously with motor shaft extension 9, thereby can feed back speed, the positional information of stepping motor 1.
The operation principle of the utility model: self-driving type closed loop stepping motor major loop adopts direct current supply, is realized from direct current to the inversion that exchanges, for the coil 3 that is wound with on the stator 2 in the stepping motor 1 provides needed alternating current by IGBT power driver module 23; Host computer sends pulse, directions, instruction such as enables through communication unit 20, and 22 pairs of control signals of full cut-off ring control unit are handled and driven through driver element 24 and amplify 1 motion of rear drive stepping motors; Photoelectric code disk 17 on the feedback unit 5 is installed on stepping motor 1 shaft extension 9; Rotate simultaneously with stepping motor 1; Photoelectric detection system 8 receives stepping motor 1 turn signal and is translated into position, velocity information; Feed back to position detecting circuit 26 through winding displacement 11; Simultaneously the coil current of 25 pairs of stepping motors 1 of current sampling circuit is sampled, and central control unit 21 is according to position detecting circuit 26 and current sampling circuit 25 feedback data, has accomplished closed-loop control thereby through full cut-off ring control algolithm stepping motor position, electric current are adjusted in real time.
Claims (8)
1. self-driving type closed loop stepping motor; It is characterized in that; Said self-driving type closed loop stepping motor comprises: stepping motor, position feedback device, driver element, full cut-off ring control unit and communication unit; Said position feedback device, driver element, full cut-off ring control unit and communication unit are integrated in the insulation crust, and this shell is connected with stepping motor afterbody mechanical fixation.
2. self-driving type closed loop stepping motor according to claim 1 is characterized in that described position feedback device is incremental encoder or absolute type encoder or magnetic induction encoder.
3. self-driving type closed loop stepping motor according to claim 1 is characterized in that said driver element comprises: metal-oxide-semiconductor or IGBT driver module, current sampling circuit.
4. self-driving type closed loop stepping motor according to claim 1 is characterized in that said full cut-off ring control unit comprises: position detecting circuit, central control unit, full cut-off ring algorithm software.
5. self-driving type closed loop stepping motor according to claim 1 is characterized in that, said communication unit adopts serial communication or ethernet communication or PowerLink communication or the communication of EtherCat bus mode.
6. self-driving type closed loop stepping motor according to claim 1 is characterized in that, said communication unit adopts the binding post connection with outside the connection, and binding post is located at above the said insulation crust.
7. self-driving type closed loop stepping motor according to claim 1 is characterized in that said insulation crust is provided with radiation tooth.
8. self-driving type closed loop stepping motor according to claim 1 is characterized in that, is wound with coil on the said stepping motor stator, coil directly and driver element be electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120377043 CN202231660U (en) | 2011-09-24 | 2011-09-24 | Self-driven type closed-loop stepping motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120377043 CN202231660U (en) | 2011-09-24 | 2011-09-24 | Self-driven type closed-loop stepping motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202231660U true CN202231660U (en) | 2012-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120377043 Expired - Lifetime CN202231660U (en) | 2011-09-24 | 2011-09-24 | Self-driven type closed-loop stepping motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202231660U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562471A (en) * | 2015-01-06 | 2015-04-29 | 深圳市德业自动化科技有限公司 | Control system of automatic diversified sewing machine |
| CN105897091A (en) * | 2016-05-25 | 2016-08-24 | 北京先驱威锋技术开发公司 | Noise reduction apparatus and noise reduction method for liquid-feeding device |
| CN105915132A (en) * | 2016-07-06 | 2016-08-31 | 西安瑞日电子发展有限公司 | Magnetic closed-loop stepper motor controller |
| CN107370329A (en) * | 2017-09-13 | 2017-11-21 | 北京立迈胜控制技术有限责任公司 | Integrated CAN closed loop stepper motor |
| CN109787520A (en) * | 2019-03-08 | 2019-05-21 | 深圳市雷赛智能控制股份有限公司 | Drive control apparatus, integrated electric motor and automatic control system |
| CN109861600A (en) * | 2019-03-08 | 2019-06-07 | 深圳市雷赛智能控制股份有限公司 | Stepping motor control apparatus, drive control apparatus, integrated electric motor and system |
| CN110635659A (en) * | 2019-10-29 | 2019-12-31 | 杭州北马科技有限公司 | Take integrative step motor of drive of many rings of feedback |
| WO2020057507A1 (en) * | 2018-09-17 | 2020-03-26 | Chinaleadshine Technology Co., Ltd. | Closed-loop stepper motor control system, drive device and automation device. |
-
2011
- 2011-09-24 CN CN 201120377043 patent/CN202231660U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104562471A (en) * | 2015-01-06 | 2015-04-29 | 深圳市德业自动化科技有限公司 | Control system of automatic diversified sewing machine |
| CN104562471B (en) * | 2015-01-06 | 2017-05-17 | 深圳市德业智能股份有限公司 | Control system of automatic diversified sewing machine |
| CN105897091A (en) * | 2016-05-25 | 2016-08-24 | 北京先驱威锋技术开发公司 | Noise reduction apparatus and noise reduction method for liquid-feeding device |
| CN105915132A (en) * | 2016-07-06 | 2016-08-31 | 西安瑞日电子发展有限公司 | Magnetic closed-loop stepper motor controller |
| CN107370329A (en) * | 2017-09-13 | 2017-11-21 | 北京立迈胜控制技术有限责任公司 | Integrated CAN closed loop stepper motor |
| WO2020057507A1 (en) * | 2018-09-17 | 2020-03-26 | Chinaleadshine Technology Co., Ltd. | Closed-loop stepper motor control system, drive device and automation device. |
| US11463031B2 (en) | 2018-09-17 | 2022-10-04 | China Leadshine Technology Co., Ltd. | Closed-loop stepper motor control system, drive device and automation device |
| CN109787520A (en) * | 2019-03-08 | 2019-05-21 | 深圳市雷赛智能控制股份有限公司 | Drive control apparatus, integrated electric motor and automatic control system |
| CN109861600A (en) * | 2019-03-08 | 2019-06-07 | 深圳市雷赛智能控制股份有限公司 | Stepping motor control apparatus, drive control apparatus, integrated electric motor and system |
| CN109787520B (en) * | 2019-03-08 | 2024-02-23 | 深圳市雷赛智能控制股份有限公司 | Drive control equipment, integrated motor and automatic control system |
| CN110635659A (en) * | 2019-10-29 | 2019-12-31 | 杭州北马科技有限公司 | Take integrative step motor of drive of many rings of feedback |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |
|
| CX01 | Expiry of patent term |