CN202503468U - Stepping-motor moving device with multiple work modes - Google Patents
Stepping-motor moving device with multiple work modes Download PDFInfo
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- CN202503468U CN202503468U CN2012200500687U CN201220050068U CN202503468U CN 202503468 U CN202503468 U CN 202503468U CN 2012200500687 U CN2012200500687 U CN 2012200500687U CN 201220050068 U CN201220050068 U CN 201220050068U CN 202503468 U CN202503468 U CN 202503468U
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Abstract
The utility model relates to a stepping-motor moving device with multiple work modes. The stepping-motor moving device comprises an I/O interface (1), communication interfaces (1), a power supply (3), a power supplying module (4), peripheral equipment (5), a power module (6), a stepping motor (7) and a control chip (8), wherein the control chip (8) is connected with the I/O interface (1), the communication interfaces (2), the power supplying module (4), the peripheral equipment (5) and the power module (6) respectively, the power supply (3) is connected with the power supplying module (4) and the power module (6) respectively, and the power module (6) is connected with the stepping motor (7). The control chip (8) supports the multiple work modes. Compared with the prior art, the stepping-motor device of the utility model supports the multiple work modes; and a specified I/O function can be set in each work mode, which greatly enriches functions and application range of stepping-motor moving devices.
Description
Technical field
The utility model relates to a kind of stepping motor telecontrol equipment, especially relates to a kind of stepping motor telecontrol equipment that has multi-operation mode.
Background technology
Stepping motor is the control element that electric impulse signal is changed into the mechanical angle displacement, promptly gives pulse signal of stepping motor, and motor just turns over a step angle.Stepping motor is one of critical product of electromechanical integration as executive component, is widely used in the various automation control systems.Along with microelectronics and development of computer, because step motor control is simple, convenient easy-to-use, the demand of stepping motor grows with each passing day, and in each national economy field application is arranged all.
Though stepping motor is widely used, the stepping motor that generally uses at present can not look like common direct current machine, and alternating current machine can be worked under various modes.Its mode of operation is more single, is exactly usually to be operated under pulse/direction control mode, must can be used by forming control systems such as pulse signal, power driving circuits.Therefore make good use of the non-easy thing of stepping motor, it relates to many professional knowledges such as machinery, motor, electronics and computer.Because the mode of operation of its use is comparatively single, has brought inconvenience even limited its application under many occasions simultaneously to many application.
The utility model content
The purpose of the utility model is exactly for the defective that overcomes above-mentioned prior art existence a kind of stepping motor telecontrol equipment that has multi-operation mode to be provided.
The purpose of the utility model can realize through following technical scheme:
A kind of stepping motor telecontrol equipment that has multi-operation mode; It is characterized in that; This stepping motor telecontrol equipment comprises I/O interface, communication interface, power supply, supply module, peripheral hardware, power model, stepping motor and control chip; Described control chip is connected with I/O interface, communication interface, supply module, peripheral hardware, power model respectively, and described power supply is connected with supply module, power model respectively, and described power model is connected with stepping motor; Described control chip is for supporting the control chip of multiple mode of operation.
Described communication interface comprises RS232, RS485, CANOpen and Ethernet interface, and described peripheral hardware comprises interconnective voltage transformation module and photoelectric isolation module.
Described multiple mode of operation comprises torque mode, velocity mode, mode position, bus type communications control mode and programmable, intelligent operational mode.
Compared with prior art; The utility model can be supported multiple mode of operation; Comprise torque mode, velocity mode, mode position, bus type communications control mode and programmable, intelligent operational mode; And under each mode of operation, also can set the I/O function of appointment, enrich the function and the range of application of stepping motor telecontrol equipment greatly, expand the application scenario of stepping motor.
Description of drawings
Fig. 1 is the structured flowchart of the utility model;
Fig. 2 is the software function block diagram of the utility model;
Fig. 3 is the background program flow chart;
Fig. 4 is a PWM cycle interruption process chart;
Fig. 5 is the under-voltage Interrupt Process flow chart of power down.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
As shown in Figure 1; The stepping motor telecontrol equipment that has multi-operation mode comprises I/O interface 1, communication interface 2, power supply 3, supply module 4, peripheral hardware 5, power model 6, stepping motor 7 and control chip 8; Described control chip 8 is connected with I/O interface 1, communication interface 2, supply module 4, peripheral hardware 5, power model 6 respectively; Described power supply 3 is connected with supply module 4, power model 6 respectively, and described power model 6 is connected with stepping motor 7; Control chip 8 embedded firmware functional modules wherein comprise communication module c, command analysis module b, motor control module a and warning and protection module d; Described motor control module a is connected with communication module c through command analysis module b, and described motor control module a is connected with protection module d with warning;
The responsible described stepping motor telecontrol equipment of described communication module c is communicated by letter with last level controller; Command analysis module b is responsible for resolving data or the instruction that communication module is obtained, and returns corresponding data; Motor control module a realizes the operation control of motor under the mode of operation of appointment, and supports multiple mode of operation control algolithm; Report to the police and monitor the working condition of stepping motor telecontrol equipment in real time with protection module d and warning and defencive function are provided.
Wherein, Communication module is used for the host computer or the communication of communication disruption; The command analysis module can be used to dispose or read parameter, mode of operation, I/O function, online programming of stepping motor telecontrol equipment etc.; False alarm monitored and provided to alarm module can in real time to the motion state of stepping motor telecontrol equipment; Protection module is used for to the stepping motor telecontrol equipment protection under power down, overvoltage, under-voltage, excess temperature, the situation such as spacing being provided; Motor control module can make motor under the mode of operation of appointment, move, and is provided with the various control unit, comprises electric current loop closed-loop control unit, speed ring closed-loop control unit, position ring closed-loop control unit, AD conversion unit, filter unit, smooth trajectory unit, movement locus generation unit, instruction storage and reading unit; Also support torque mode, velocity mode, mode position, bus type communications control mode, these five kinds of control models of programmable, intelligent operational mode, and can realize online switching between each mode of operation.
Under torque mode; Motor is output as required moment; Motor control module calls electric current loop closed-loop control unit, AD conversion unit, filter unit; Comprise that analog quantity is with reference to input mode and these two kinds of control modes of user instruction input mode; Analog quantity allows the user to set output torque/analog input voltage ratio, aanalogvoltage bias and dead band value with reference to input mode, and the instruction that the user instruction input mode allows the user to use motor to support is directly set the output torque size through communication modes such as RS232, RS485, CAN bus, Ethernets.
Under velocity mode; Motor is according to the speed operation that sets; Motor control module calls electric current loop closed-loop control unit, speed ring closed-loop control unit, AD conversion unit, filter unit; Comprise that analog quantity is with reference to input mode and these two kinds of control modes of fixed speed operational mode; All support the setting of acceleration-deceleration under the dual mode, analog quantity allows the user to set the speed of service/analog input voltage ratio, aanalogvoltage bias and dead band value with reference to input mode, the velocity amplitude operation that the fixed speed operational mode can make motor directly set by the user.
Under mode position; Motor can be turned to specified absolute distance or relative distance; Motor control module calls electric current loop closed-loop control unit, speed ring closed-loop control unit, position ring closed-loop control unit, AD conversion unit, filter unit, smooth trajectory unit; Comprise that analog quantity is with reference to input mode and two kinds of control modes of pulse input mode; Analog quantity allows the user to set operation step number/analog input voltage ratio with reference to input mode; Aanalogvoltage bias and dead band value, pulse input mode allow the user to use pulse mode control motor, support the input of pulse/direction signal, direct impulse/reverse impulse signal and three kinds of pulse signals of orthogonal pulses signal simultaneously again.
At the bus type communications control mode; Motor control module calls electric current loop closed-loop control unit, speed ring closed-loop control unit, position ring closed-loop control unit, filter unit, movement locus generation unit, and the user can use host computer or control board cartoon to cross communication modes such as RS232, RS485, CAN bus, Ethernet and call the instruction that motor is supported.
Under the programmable, intelligent operational mode; Motor control module calls electric current loop closed-loop control unit, speed ring closed-loop control unit, position ring closed-loop control unit, filter unit, movement locus generation unit, instruction storage and reading unit; The user can use upper computer software that a series of control commands of motor support are cured among the FLASH that motor-driven inside carries, and motor can move according to the instruction of being write automatically.
More than several kinds of mode of operations all support to comprise the setting of I/O function enabling motor, spacing input, startup/out of service, sign internal operation state, opportunistic input and output or the like.
As shown in Figure 3, the flow process of background program has the following steps:
1) incipient stage, initialization main control chip and system variable;
2) system has judged whether the instruction input, if then get into step 3), otherwise get into step 4);
3) the command analysis module is resolved and preliminary treatment the instruction that receives, and sends response data;
4) the background state machine upgrades and the processing dependent instruction;
5) system shows running status and warning, gets into step 2).
Fig. 4, Fig. 5 are the Interrupt Process flow charts, and the step of PWM cycle interruption handling process is following:
A) interrupting initialization and variable handles;
B) system obtains current feedback position;
C) smooth adaptive technology control algolithm module compensates the position, and filter amplifier carries out smothing filtering;
D) motor control module carries out handled to electric current loop;
E) motor control module upgrades PWM;
F) dependent instruction is obtained and handled to the command analysis module;
G) motor control module carries out the speed ring processing;
H) motor control module carries out the position ring processing;
I) system queries I/O state;
J) the interrupt status machine is handled and is upgraded;
K) system withdraws from interruption.
Protection module is used for to the stepping motor telecontrol equipment protection under power down, overvoltage, under-voltage, excess temperature, the situation such as spacing being provided, and Fig. 5 provides the handling process in the under-voltage interruption of power down, is having when interrupting getting into, and gets into power down protection and handles and also withdraw from interruption.
Claims (3)
1. stepping motor telecontrol equipment that has multi-operation mode; It is characterized in that; This stepping motor telecontrol equipment comprises I/O interface (1), communication interface (2), power supply (3), supply module (4), peripheral hardware (5), power model (6), stepping motor (7) and control chip (8); Described control chip (8) is connected with I/O interface (1), communication interface (2), supply module (4), peripheral hardware (5), power model (6) respectively; Described power supply (3) is connected with supply module (4), power model (6) respectively, and described power model (6) is connected with stepping motor (7); Described control chip (8) is for supporting the control chip of multiple mode of operation.
2. a kind of stepping motor telecontrol equipment that has multi-operation mode according to claim 1; It is characterized in that; Described communication interface (2) comprises RS232, RS485, CANOpen and Ethernet interface, and described peripheral hardware (5) comprises interconnective voltage transformation module and photoelectric isolation module.
3. a kind of stepping motor telecontrol equipment that has multi-operation mode according to claim 1; It is characterized in that described multiple mode of operation comprises torque mode, velocity mode, mode position, bus type communications control mode and programmable, intelligent operational mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200500687U CN202503468U (en) | 2012-02-16 | 2012-02-16 | Stepping-motor moving device with multiple work modes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200500687U CN202503468U (en) | 2012-02-16 | 2012-02-16 | Stepping-motor moving device with multiple work modes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202503468U true CN202503468U (en) | 2012-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200500687U Expired - Lifetime CN202503468U (en) | 2012-02-16 | 2012-02-16 | Stepping-motor moving device with multiple work modes |
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| Country | Link |
|---|---|
| CN (1) | CN202503468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712610A (en) * | 2017-02-06 | 2017-05-24 | 上海电机学院 | Control system of 3D (Three Dimensional) printing stepping motor |
-
2012
- 2012-02-16 CN CN2012200500687U patent/CN202503468U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712610A (en) * | 2017-02-06 | 2017-05-24 | 上海电机学院 | Control system of 3D (Three Dimensional) printing stepping motor |
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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: 20121024 |
|
| CX01 | Expiry of patent term |