Multi-motor drive control circuit
阅读说明:本技术 一种多电机驱动控制电路 (Multi-motor drive control circuit ) 是由 任林 于 2019-11-11 设计创作,主要内容包括:本发明实施例公开了一种多电机驱动控制电路。多电机驱动控制电路设置于快递仓中,包括:电源模块、主控模块、伺服电机驱动控制模块和至少2个无刷直流电机驱动控制模块;电源模块与主控模块电连接,电源模块为多电机驱动控制电路提供第一电源电压和第二电源电压;伺服电机驱动控制模块的输入端与主控模块的第一组控制端电连接,伺服电机驱动控制模块的输出端与伺服电机驱动器通信连接;无刷直流电机驱动控制模块的输入端与主控模块的第二组控制端电连接,无刷直流电机驱动控制模块的输出端与无刷直流电机驱动器电连接。本发明实施例提供的技术方案实现了通过MCU控制多类电机带动运动机构完成相应的动作,并降低驱动控制的开发成本。(The embodiment of the invention discloses a multi-motor drive control circuit. Many motor drive control circuit sets up in the express delivery storehouse, includes: the system comprises a power supply module, a main control module, a servo motor drive control module and at least 2 brushless direct current motor drive control modules; the power supply module is electrically connected with the main control module and provides a first power supply voltage and a second power supply voltage for the multi-motor drive control circuit; the input end of the servo motor drive control module is electrically connected with the first group of control ends of the main control module, and the output end of the servo motor drive control module is in communication connection with the servo motor driver; the input end of the brushless direct current motor driving control module is electrically connected with the second group of control ends of the main control module, and the output end of the brushless direct current motor driving control module is electrically connected with the brushless direct current motor driver. The technical scheme provided by the embodiment of the invention realizes that the MCU controls various motors to drive the motion mechanism to complete corresponding actions, and reduces the development cost of drive control.)
1. The utility model provides a many motor drive control circuit, many motor drive control circuit sets up in express delivery storehouse which characterized in that includes: the system comprises a power supply module, a main control module, a servo motor drive control module and at least 2 brushless direct current motor drive control modules;
the power supply module is electrically connected with the main control module and provides a first power supply voltage and a second power supply voltage for the multi-motor drive control circuit;
the input end of the servo motor drive control module is electrically connected with the first group of control ends of the main control module, and the output end of the servo motor drive control module is in communication connection with a servo motor driver;
the input end of the brushless direct current motor driving control module is electrically connected with the second group of control ends of the main control module, and the output end of the brushless direct current motor driving control module is electrically connected with a brushless direct current motor driver.
2. The multi-motor drive control circuit according to claim 1, wherein the number of the servo motor drivers is at least 5, each servo motor driver corresponds to a servo motor, and at least 5 servo motor drivers are connected in series and then connected with the servo motor drive control module through a CAN bus.
3. The multi-motor drive control circuit according to claim 1, further comprising at least 1 brushed dc motor drive control module and at least 1 stepper motor drive control module;
the input end of the brushed direct current motor driving control module is connected with the second power supply voltage, the output end of the brushed direct current motor driving control module is electrically connected with the brushed direct current motor, and the control end of the brushed direct current motor driving control module is electrically connected with the third group of control ends of the main control module;
the input end of the stepping motor drive control module is electrically connected with the fourth group control end of the main control module, and the output end of the stepping motor drive control module is electrically connected with the stepping motor driver.
4. The multi-motor drive control circuit according to claim 2, wherein the servo motor drive control module comprises a CAN transceiver, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor and a magnetic bead, wherein the CAN transceiver comprises a signal transmitting terminal, a signal receiving terminal, a high-bit data terminal, a low-bit data terminal and a power terminal;
a signal sending end of the CAN transceiver is electrically connected with a first group of control ends of the main control module through a first resistor, a signal receiving end of the CAN transceiver is electrically connected with a first group of control ends of the main control module through a second resistor, a high-bit data line end and a low-bit data line end are electrically connected with the servo motor driver through a third resistor and a fourth resistor respectively, and a fifth resistor is connected between the high-bit data line end and the low-bit data line end in parallel;
and the power supply end of the CAN transceiver is electrically connected with a power supply through the magnetic beads.
5. The multi-motor drive control circuit according to claim 1, wherein each of the brushless dc motor drive control modules corresponds to a brushless dc motor driver one to one;
brushless DC motor drive control module includes first opto-coupler, the input of first opto-coupler with master control module's the second control end electricity of organizing is connected, the input of first opto-coupler is received a set of brushless DC motor control signal that the second control end of organizing sent to from its output to brushless DC motor driver.
6. The multi-motor drive control circuit according to claim 3,
the brush direct current motor driving control module comprises a first driving chip, wherein the first driving chip comprises a first input end, a first output end, a second input end and a second output end;
the first input end is electrically connected with a third group of control ends of the main control module, and the first output end is electrically connected with the first brushed direct current motor; the second input end is electrically connected with the fifth group of control ends of the main control module, and the second output end is electrically connected with the second brush direct current motor.
7. The multi-motor drive control circuit according to claim 3, wherein the stepping motor drive control module comprises a second optical coupler, an input end of the second optical coupler is electrically connected with a fourth group of control ends of the main control module, and an input end of the second optical coupler receives a group of stepping motor control signals sent by the fourth group of control ends and outputs the stepping motor control signals to the stepping motor driver from an output end.
8. The multi-motor drive control circuit according to claim 1, further comprising an alternating current motor drive control module including a communication circuit;
the input end of the communication circuit is connected with the sixth group of control ends of the main control module through a network cable, and the output end of the communication circuit is electrically connected with a frequency converter of the alternating current motor.
9. The multi-motor drive control circuit according to claim 8, wherein the communication circuit comprises a transceiver chip, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a first voltage regulator tube and a second voltage regulator tube, wherein the transceiver chip comprises a signal receiving end, a signal receiving enabling end, a signal driving end, a first signal transmitting end and a second signal transmitting end;
the signal receiving end is electrically connected with the sixth group of control ends through a sixth resistor, the signal receiving enabling end is electrically connected with the fifth group of control ends through a seventh resistor, and the signal driving end is electrically connected with the sixth group of control ends through an eighth resistor;
the first path of signal sending terminal and the second path of signal sending terminal are electrically connected with the frequency converter, the first path of signal sending terminal is grounded through a first voltage-stabilizing tube, the second path of signal sending terminal is grounded through a second voltage-stabilizing tube, and the ninth resistor is connected in parallel between the first path of signal sending terminal and the second path of signal sending terminal.
10. The multi-motor drive control circuit according to claim 1, wherein the master control module employs IMXRT1021 as a master chip.
Technical Field
The embodiment of the invention relates to the technical field of motor control, in particular to a multi-motor drive control circuit.
Background
Along with the rapid development of electricity merchant platform, the online shopping is more and more common, can both see the shadow of the body in express delivery cabinet or express delivery storehouse in each district, compares in the express delivery cabinet, and the express delivery storehouse will be more convenient.
Like stereoscopic warehouse, the express delivery storehouse has only a access opening before the man-machine interaction panel, and the access opening is opened during the storage, puts express delivery or article on the access opening tray, and later the access opening is closed, and the inside motion of express delivery storehouse can convey express delivery or article to suitable position automatically. When getting the piece, also only need wait for several seconds at the access opening, express delivery or article that express delivery storehouse inside motion can be automatic will be got and convey the access opening, take away express delivery or article after the access opening door is opened, access opening self-closing.
Disclosure of Invention
The embodiment of the invention provides a multi-motor drive control circuit, which is used for realizing the drive control of various motors in an express delivery bin and reducing the development cost of the drive control.
The embodiment of the invention provides a multi-motor drive control circuit, which is arranged in an express delivery warehouse and comprises: the system comprises a power supply module, a main control module, a servo motor drive control module and at least 2 brushless direct current motor drive control modules;
the power supply module is electrically connected with the main control module and provides a first power supply voltage and a second power supply voltage for the multi-motor drive control circuit;
the input end of the servo motor drive control module is electrically connected with the first group of control ends of the main control module, and the output end of the servo motor drive control module is in communication connection with a servo motor driver;
the input end of the brushless direct current motor driving control module is electrically connected with the second group of control ends of the main control module, and the output end of the brushless direct current motor driving control module is electrically connected with a brushless direct current motor driver.
Optionally, the number of the servo motor drivers is at least 5, each servo motor driver corresponds to a servo motor, and at least 5 servo motor drivers are connected in series and then connected with the servo motor drive control module through a CAN bus.
Optionally, the system further comprises at least 1 brush direct current motor drive control module and at least 1 stepping motor drive control module;
the input end of the brushed direct current motor driving control module is connected with the second power supply voltage, the output end of the brushed direct current motor driving control module is electrically connected with the brushed direct current motor, and the control end of the brushed direct current motor driving control module is electrically connected with the third group of control ends of the main control module;
the input end of the stepping motor drive control module is electrically connected with the fourth group control end of the main control module, and the output end of the stepping motor drive control module is electrically connected with the stepping motor driver.
Optionally, the servo motor drive control module includes a CAN transceiver, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, and a magnetic bead, where the CAN transceiver includes a signal sending end, a signal receiving end, a high-bit data line end, a low-bit data line end, and a power end;
a signal sending end of the CAN transceiver is electrically connected with a first group of control ends of the main control module through a first resistor, a signal receiving end of the CAN transceiver is electrically connected with a first group of control ends of the main control module through a second resistor, a high-bit data line end and a low-bit data line end are electrically connected with the servo motor driver through a third resistor and a fourth resistor respectively, and a fifth resistor is connected between the high-bit data line end and the low-bit data line end in parallel;
and the power supply end of the CAN transceiver is electrically connected with a power supply through the magnetic beads.
Optionally, each brushless dc motor drive control module corresponds to a brushless dc motor driver one to one;
brushless DC motor drive control module includes first opto-coupler, the input of first opto-coupler with master control module's the second control end electricity of organizing is connected, the input of first opto-coupler is received a set of brushless DC motor control signal that the second control end of organizing sent to from its output to brushless DC motor driver.
Optionally, the brush direct current motor driving control module includes a first driving chip, where the first driving chip includes a first input end, a first output end, a second input end, and a second output end;
the first input end is electrically connected with a third group of control ends of the main control module, and the first output end is electrically connected with the first brushed direct current motor; the second input end is electrically connected with the fifth group of control ends of the main control module, and the second output end is electrically connected with the second brush direct current motor.
Optionally, the step motor drive control module includes a second optical coupler, an input end of the second optical coupler is electrically connected with a fourth group control end of the main control module, and an input end of the second optical coupler receives a group of step motor control signals sent by the fourth group control end and outputs the signals to the step motor driver from an output end.
Optionally, the system further comprises an alternating current motor drive control module, wherein the alternating current motor drive control module comprises a communication circuit;
the input end of the communication circuit is connected with the sixth group of control ends of the main control module through a network cable, and the output end of the communication circuit is electrically connected with a frequency converter of the alternating current motor.
Optionally, the communication circuit includes a transceiver chip, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a first voltage regulator tube, and a second voltage regulator tube, where the transceiver chip includes a signal receiving end, a signal receiving enabling end, a signal driving end, a first signal transmitting end, and a second signal transmitting end;
the signal receiving end is electrically connected with the sixth group of control ends through a sixth resistor, the signal receiving enabling end is electrically connected with the fifth group of control ends through a seventh resistor, and the signal driving end is electrically connected with the sixth group of control ends through an eighth resistor;
the first path of signal sending terminal and the second path of signal sending terminal are electrically connected with the frequency converter, the first path of signal sending terminal is grounded through a first voltage-stabilizing tube, the second path of signal sending terminal is grounded through a second voltage-stabilizing tube, and the ninth resistor is connected in parallel between the first path of signal sending terminal and the second path of signal sending terminal.
Optionally, the main control module adopts IMXRT1021 as a main control chip.
According to the technical scheme provided by the embodiment of the invention, the MCU is used as a main control chip to control various motors, and after the motor driving control modules receive the instruction for registering and fetching, the motors are driven to work, so that the movement mechanism can complete corresponding actions, and the intelligent and automatic requirements of the express delivery warehouse are met. And the servo motor adopts a bus communication mode, so that the wiring is simple, the integration level of the control circuit is high, and the failure rate of the control circuit is greatly reduced.
Drawings
Fig. 1 is a block diagram of a multi-motor drive control circuit according to an embodiment of the present invention;
fig. 2 is a schematic connection diagram of a servo motor and a main control module according to an embodiment of the present invention;
fig. 3 is a block diagram of another multi-motor drive control circuit according to an embodiment of the present invention;
fig. 4 is a block diagram of another multi-motor drive control circuit according to an embodiment of the present invention;
fig. 5 is a block diagram of another multi-motor drive control circuit according to an embodiment of the present invention;
fig. 6 is a block diagram of another multi-motor drive control circuit according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a block diagram of a multi-motor drive control circuit according to an embodiment of the present invention, and the multi-motor drive control circuit according to the embodiment of the present invention may be applied to an express delivery warehouse to achieve automatic control of the express delivery warehouse. Referring to fig. 1, the multi-motor drive control circuit includes a
the
the input end B1 of the servo motor
the input end C1 of the brushless dc motor
It should be noted that each group of control terminals includes a plurality of output ports, and each output port corresponds to an input port of the drive control module, to which the control terminal is electrically connected.
Specifically, multiple types of motors are arranged in the express delivery bin to enable the motion mechanism to complete corresponding actions, for example, if the servo motor is used for motion control, the internal structure of the express delivery bin can complete actions such as lifting and translation; the brushless direct current motor is used for controlling the on-off state of the access opening of the express delivery warehouse. The
Illustratively, the
According to the technical scheme provided by the embodiment of the invention, the MCU is used as a main control chip to control various motors, and after the motor driving control modules receive the instruction for registering and fetching, the motors are driven to work, so that the movement mechanism can complete corresponding actions, and the intelligent and automatic requirements of the express delivery warehouse are met. And the servo motor adopts a bus communication mode, so that the wiring is simple, the integration level of the control circuit is high, and the failure rate of the control circuit is greatly reduced.
Optionally, fig. 2 is a schematic diagram of a connection between a servo motor and a main control module according to an embodiment of the present invention, and referring to fig. 2, on the basis of the above embodiment, the number of servo motor drivers is at least 5, each servo motor driver corresponds to a servo motor, and at least 5 servo motor drivers are connected in series and then connected to a servo motor
Specifically, each servo motor driver is provided with an input port and an output port of two RJ45 ethernet ports, the output end B2 of the servo motor
Optionally, fig. 3 is a block diagram of another multi-motor drive control circuit according to an embodiment of the present invention, and referring to fig. 3, the multi-motor drive control circuit further includes at least 1 brushed dc motor
the input end of the brushed direct current motor driving
the input end E1 of the stepping motor driving
Specifically, there is brush direct current motor
Optionally, fig. 4 is a block diagram of another multi-motor drive control circuit provided in an embodiment of the present invention, and referring to fig. 4, on the basis of the above embodiment, the servo motor
a signal sending end 1 of the CAN transceiver U1 is electrically connected with a first group of control ends A3 of the
the power supply terminal 5 of the CAN transceiver U1 is electrically connected to a power supply via the magnetic beads B.
Specifically, the
On the basis of the above embodiment, with reference to fig. 4, each of the brushless dc motor driving
the brushless dc motor driving
Specifically, the
Optionally, on the basis of the foregoing embodiment, with continued reference to fig. 4, the brushed dc motor driving
the
Specifically, the first driving chip U2 may be L6206Q, and L6206Q is a full bridge control chip for controlling the expansion and contraction and the movement speed of the brushed dc motor. The third set of control terminals a5 of the
Optionally, on the basis of the foregoing embodiment, with reference to fig. 4, the stepping motor driving
Specifically, the working principle of the second
Alternatively, fig. 5 is a block diagram of another multi-motor drive control circuit provided in the embodiment of the present invention, and fig. 6 is a block diagram of another multi-motor drive control circuit provided in the embodiment of the present invention, and on the basis of the above-mentioned embodiment, referring to fig. 5 and fig. 6, the multi-motor drive control circuit further includes an ac motor drive control module 70, and the ac motor drive control module 70 includes a communication circuit 701;
the input end of the communication circuit 701 is connected to the sixth group control end A8 of the
Specifically, the ac motor is used as a backup motor and is powered by the commercial power, and the ac motor driving control module 70 is in communication connection with the frequency converter 71 through the network cable to control the starting, braking, direction, speed, and the like of the ac motor. The alternating current motor driving control module 70 is provided with an RJ45 network port, and performs RS485 communication with the frequency converter 71 through a communication circuit 701.
Optionally, referring to fig. 6, the communication circuit 701 includes a transceiver chip U3, a sixth resistor R6, a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, a first voltage regulator VD1, and a second voltage regulator VD2, where the transceiver chip U3 includes a signal receiving terminal 31, a signal receiving enabling terminal 32, a
the signal receiving terminal 31 is electrically connected with the sixth group of control terminals a8 through a sixth resistor R6, the signal receiving enabling terminal 32 is electrically connected with the sixth group of control terminals a8 through a seventh resistor R7, and the
the first signal transmitting terminal 34 and the second signal transmitting terminal 35 are electrically connected with the frequency converter 71, the first signal transmitting terminal 34 is grounded through a first voltage regulator tube VD1, the second signal transmitting terminal 35 is grounded through a second voltage regulator tube VD2, and a ninth resistor R9 is connected in parallel between the first signal transmitting terminal 34 and the second signal transmitting terminal 35.
Specifically, the transceiver chip U3 may be MAX3485AE, and is used to implement communication between the ac motor driving control module 70 and the frequency converter 71. The signal receiving end 31 of the transceiver chip U3 is configured to receive an ac motor control signal sent by the
Referring to fig. 5, the specific operation principle of the multi-motor drive control circuit is as follows:
the
Express delivery storehouse motion control needs 5 servo motor, and every servo motor pairs has the servo motor driver to accomplish the access function in express delivery storehouse. 5 servo motor adopt CAN bus signal control, and 5 servo motor drivers are connected in series and then pass through CAN bus connection with servo motor
According to the multi-motor drive control circuit provided by the embodiment of the invention, the MCU is used as a main control chip to control various motors, and after each motor drive control module receives a deposit and fetch instruction, the motors are driven to work, so that the movement mechanism completes corresponding actions, the functions of opening the door, lifting, walking, fetching goods, caching and the like of the movement mechanism in the express delivery bin are realized, and the intelligent and automatic requirements of the express delivery bin are met. And the servo motor adopts a CAN bus communication mode, so that the wiring is simple, the integration level of the control circuit is high, and the fault rate of the control circuit is greatly reduced.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
- 上一篇:一种医用注射器针头装配设备
- 下一篇:直流变频风扇灯过温保护电路