CN205430108U - Drive and control circuit suitable for many axis stepper motor - Google Patents
Drive and control circuit suitable for many axis stepper motor Download PDFInfo
- Publication number
- CN205430108U CN205430108U CN201620147591.XU CN201620147591U CN205430108U CN 205430108 U CN205430108 U CN 205430108U CN 201620147591 U CN201620147591 U CN 201620147591U CN 205430108 U CN205430108 U CN 205430108U
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- digital comparator
- output
- power amplifier
- control circuit
- phase winding
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- Control Of Stepping Motors (AREA)
Abstract
The utility model discloses a drive and control circuit suitable for many axis stepper motor, a serial communication port, including PWM counter, address counter, PWM wave form ROM controller, digital comparator, power amplifier, many axis stepper motor, the output of PWM counter with digital comparator's input is connected, the output of address counter with the input of PWM wave form ROM controller is connected, the output of PWM wave form ROM controller with digital comparator's input is connected, digital comparator's output with power amplifier's input is connected, power amplifier's output with many axis stepper motor's polyphase winding is connected. The utility model discloses the beneficial effect who reaches: the utility model discloses a carry on earlier eight to the four -phase electric current and clap the segmentation, and then realized having guaranteed to move stable, accurate response and control to four -phase step motor to four -phase step motor's segmentation drive to the design that every bat goes on segmenting.
Description
Technical field
The utility model relates to the driving control circuit being applicable to many shaft step motors, belongs to motor control technology field.
Background technology
Stepper motor directly carries out opened loop control due to its available digital signal, unique corresponding in input pulse signal number, step pitch error step long-term accumulated, reliability is high, brushless, motor body parts are few, it is easy to start and stop, rotating and the existence of the advantage such as speed change response is good, are widely used among Industry Control.But, stepper motor operating condition there is also the defect of many, such as noise is big, resolution ratio is relatively low, low-frequency oscillation etc., seriously constrain its range of application, it is therefore necessary to drive control circuit to overcome many weak points that stepper motor occurs in operating condition according to the proposition of circuit micro-stepping control strategy is a kind of.
Utility model content
The purpose of this utility model is the defect overcoming prior art to exist, and proposes to be applicable to the driving control circuit of many shaft step motors.
The utility model adopts the following technical scheme that the driving control circuit being applicable to many shaft step motors, it is characterized in that, including PWM counter, address counter, PWM waveform ROM controller, digital comparator, power amplifier, many shaft step motors, the output of described PWM counter is connected with the input of described digital comparator, the output of described address counter is connected with the input of described PWM waveform ROM controller, the described output of PWM waveform ROM controller is connected with the input of described digital comparator, the output of described digital comparator is connected with the input of described power amplifier, the output of described power amplifier is connected with the polyphase windings of described many shaft step motors.
Preferably, described polyphase windings includes A phase winding, B phase winding, C phase winding, D phase winding, described digital comparator includes digital comparator A, digital comparator B, digital comparator C, digital comparator D, described digital comparator A is connected with described A phase winding by power amplifier, described digital comparator B is connected with described B phase winding by power amplifier, described digital comparator C is connected with described C phase winding by power amplifier, and described digital comparator D is connected with described D phase winding by power amplifier.
Preferably, the output of described PWM waveform ROM controller includes exporting A end, output B end, output C end, output D end, described output A end is connected with described digital comparator A, described output B end is connected with described digital comparator B, described output C end is connected with described digital comparator C, and described output D end is connected with described digital comparator D.
Preferably, described PWM counter is pulse hour hands counter.
Preferably, the model of described address counter is Omron H7CX-A4-N.
Preferably, the model of described PWM waveform ROM controller is SA4828.
Preferably, the model of described power amplifier is 37HM4G18-40.
The beneficial effect that the utility model is reached: the utility model by first carrying out eight bat segmentations to four phase currents, achieve the Multi-level microstep to four phase step motor to often clapping the design being finely divided the most again, it is ensured that response stable to four phase step motor, accurate and control.
Accompanying drawing explanation
Fig. 1 is circuit connection diagram of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings the utility model is further described.Following example are only used for clearly illustrating the technical solution of the utility model, and can not limit protection domain of the present utility model with this.
Fig. 1 is circuit connection diagram of the present utility model, the utility model proposes the driving control circuit being applicable to many shaft step motors, including PWM counter, address counter, PWM waveform ROM controller, digital comparator, power amplifier, many shaft step motors, the output of PWM counter is connected with the input of digital comparator, the output of address counter is connected with the input of PWM waveform ROM controller, the output of PWM waveform ROM controller is connected with the input of digital comparator, the output of digital comparator is connected with the input of power amplifier, the output of power amplifier is connected with the polyphase windings of many shaft step motors.
Polyphase windings includes A phase winding, B phase winding, C phase winding, D phase winding, digital comparator includes digital comparator A, digital comparator B, digital comparator C, digital comparator D, digital comparator A is connected with A phase winding by power amplifier, digital comparator B is connected with B phase winding by power amplifier, digital comparator C is connected with C phase winding by power amplifier, and digital comparator D is connected with D phase winding by power amplifier.
The output of PWM waveform ROM controller includes exporting A end, output B end, output C end, output D end, output A end is connected with digital comparator A, output B end is connected with digital comparator B, and output C end is connected with digital comparator C, and output D end is connected with digital comparator D.
As a kind of preferred embodiment, PWM counter is pulse hour hands counter；The model of address counter is Omron H7CX-A4-N；The model of PWM waveform ROM controller is SA4828；The model of power amplifier is 37HM4G18-40.
PWM counter produces staircase waveform the most upwards, address counter control direction and given input signal, and to control the method for frequency, speed is controlled, often bat in Setting signal is finely divided by PWM waveform ROM controller, and be entered in digital comparator A, digital comparator B, digital comparator C, digital comparator D, it is achieved the drive circuit of many shaft step motors is controlled.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; on the premise of without departing from the utility model know-why; can also make some improvement and deformation, these improve and deformation also should be regarded as protection domain of the present utility model.
Claims (7)
1. it is applicable to the driving control circuit of many shaft step motors, it is characterized in that, including PWM counter, address counter, PWM waveform ROM controller, digital comparator, power amplifier, many shaft step motors, the output of described PWM counter is connected with the input of described digital comparator, the output of described address counter is connected with the input of described PWM waveform ROM controller, the described output of PWM waveform ROM controller is connected with the input of described digital comparator, the output of described digital comparator is connected with the input of described power amplifier, the output of described power amplifier is connected with the polyphase windings of described many shaft step motors.
The driving control circuit being applicable to many shaft step motors the most according to claim 1, it is characterized in that, described polyphase windings includes A phase winding, B phase winding, C phase winding, D phase winding, described digital comparator includes digital comparator A, digital comparator B, digital comparator C, digital comparator D, described digital comparator A is connected with described A phase winding by power amplifier, described digital comparator B is connected with described B phase winding by power amplifier, described digital comparator C is connected with described C phase winding by power amplifier, described digital comparator D is connected with described D phase winding by power amplifier.
The driving control circuit being applicable to many shaft step motors the most according to claim 2, it is characterized in that, the output of described PWM waveform ROM controller includes exporting A end, output B end, output C end, output D end, described output A end is connected with described digital comparator A, described output B end is connected with described digital comparator B, described output C end is connected with described digital comparator C, and described output D end is connected with described digital comparator D.
The driving control circuit being applicable to many shaft step motors the most according to claim 1, it is characterised in that described PWM counter is pulse hour hands counter.
The driving control circuit being applicable to many shaft step motors the most according to claim 1, it is characterised in that the model of described address counter is Omron H7CX-A4-N.
The driving control circuit being applicable to many shaft step motors the most according to claim 1, it is characterised in that the model of described PWM waveform ROM controller is SA4828.
The driving control circuit being applicable to many shaft step motors the most according to claim 1, it is characterised in that the model of described power amplifier is 37HM4G18-40.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147591.XU CN205430108U (en) | 2016-02-29 | 2016-02-29 | Drive and control circuit suitable for many axis stepper motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147591.XU CN205430108U (en) | 2016-02-29 | 2016-02-29 | Drive and control circuit suitable for many axis stepper motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205430108U true CN205430108U (en) | 2016-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620147591.XU Expired - Fee Related CN205430108U (en) | 2016-02-29 | 2016-02-29 | Drive and control circuit suitable for many axis stepper motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205430108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105656374A (en) * | 2016-02-29 | 2016-06-08 | 江苏美伦影像系统有限公司 | Drive control circuit suitable for multi-axis stepping motor |
-
2016
- 2016-02-29 CN CN201620147591.XU patent/CN205430108U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105656374A (en) * | 2016-02-29 | 2016-06-08 | 江苏美伦影像系统有限公司 | Drive control circuit suitable for multi-axis stepping motor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20190228 |