CN215498645U - Multi-axis motor driver and automation equipment - Google Patents
Multi-axis motor driver and automation equipment Download PDFInfo
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- CN215498645U CN215498645U CN202120988097.7U CN202120988097U CN215498645U CN 215498645 U CN215498645 U CN 215498645U CN 202120988097 U CN202120988097 U CN 202120988097U CN 215498645 U CN215498645 U CN 215498645U
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Abstract
The utility model provides a multi-axis motor driver and an automation device, the multi-axis motor driver comprises: the display device comprises a shell, wherein an accommodating space is formed in the shell and used for accommodating a first circuit board, and the first circuit board is provided with a control unit, a first display device connected with the control unit and at least two motor driving modules; each motor driving module is used for being connected with a motor; the control unit is electrically connected with the at least two motor driving modules and used for reading the real-time state of the correspondingly connected motor through the at least two motor driving modules, and the control unit is also used for reading the real-time state of the multi-axis motor driver and outputting the real-time states of the motor and the multi-axis motor driver to the first display device; and the first display device is used for displaying the real-time state of at least one motor and the multi-shaft motor driver. And the display device is adopted to display the state information of the motor and the multi-axis motor driver, so that the use by a user is facilitated.
Description
Technical Field
The utility model relates to the technical field of motor drive, in particular to a multi-shaft motor driver and automation equipment.
Background
The motor driver is used as an actuating mechanism for driving the motor to work, is widely applied to industrial control and automatic production, and is required to be applied in automatic control industries such as 3C automation, carving, three-axis platforms and the like.
The existing driver usually adopts a mode that one driver controls one motor, if a plurality of motors are controlled, a plurality of drivers are needed, space saving is not facilitated, and the motor driver cannot meet the existing industrial requirement of limited installation space.
Meanwhile, the conventional motor driver cannot display the running state and fault information of the multi-axis motor driver and the motor by using one circuit board, or the multi-axis motor driver with a plurality of circuit boards is large in size and cannot be used for simultaneously displaying the state information of the multi-board multi-axis motor driver and the motor.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, it is an object of the present invention to provide a multi-axis motor driver and an automation apparatus, which can clearly display the operation states of a motor and a driver and is convenient for a user to use.
In a first aspect, an embodiment of the present invention provides a multi-axis motor driver, including: the display device comprises a shell, wherein an accommodating space is formed in the shell and used for accommodating a first circuit board, and the first circuit board is provided with a control unit, a first display device connected with the control unit and at least two motor driving modules;
each motor driving module is used for being connected with a motor;
the control unit is used for reading the real-time state of the correspondingly connected motor through at least two motor driving modules, reading the real-time state of the multi-axis motor driver and outputting the real-time states of the motor and the multi-axis motor driver to the first display device;
the first display device is used for displaying the real-time state of at least one motor and the multi-axis motor driver.
As an improvement of the above scheme, the first display device comprises at least one of a nixie tube, a liquid crystal screen and an indicator light, and is used for displaying the running state and/or the fault state of at least two motors and/or the state machine of the multi-axis motor driver.
As an improvement of the above scheme, the first display device includes three nixie tubes, one nixie tube is used for displaying a state machine of the multi-axis motor driver, and two nixie tubes are respectively used for displaying the running states of at least two motors, or three nixie tubes are used for displaying the fault states of at least two motors.
As an improvement of the above solution, the first circuit board further comprises at least one first motor winding interface or the first circuit board comprises at least one first motor winding interface and at least one first encoder interface.
As an improvement of the above scheme, the multi-axis motor driver further includes at least one second circuit board, the second circuit board is disposed in the accommodating space, and each second circuit board is provided with a second display device, wherein the first display device and the at least one second display device are used for respectively displaying a real-time state of one motor and/or the multi-axis motor driver.
As an improvement of the above scheme, the second display device comprises at least one of a nixie tube, a liquid crystal screen and an indicator light, and the first display device and the at least one second display device are used for respectively displaying the running state and/or the fault state of a motor and/or the state machine of the multi-axis motor driver.
As an improvement of the above solution, the second circuit board further comprises at least one motor winding interface or the circuit board comprises at least one motor winding interface and at least one encoder interface.
As an improvement of the above solution, the second circuit board further comprises at least one second motor winding interface or the second circuit board comprises at least one second motor winding interface and at least one second encoder interface.
As an improvement of the above solution, at least two of the first motor winding interface, the first encoder interface, and the first display device are disposed on the same side of the multi-axis motor driver.
As an improvement of the above solution, at least two of the second motor winding interface, the second encoder interface, the first display device, and the second display device are disposed on the same side of the multi-axis motor driver.
In a second aspect, the utility model also provides an automated device comprising a multi-axis motor and a multi-axis motor drive as defined in any one of the first aspects.
Compared with the prior art, the embodiment of the utility model has the beneficial effects that: the multi-axis motor driver includes: the display device comprises a shell, wherein an accommodating space is arranged in the shell and used for accommodating a first circuit board, and the first circuit board is provided with a control unit, a first display device connected with the control unit and at least two motor driving modules; each motor driving module is used for being connected with a motor; the control unit is electrically connected with the at least two motor driving modules and used for reading the correspondingly connected motors through the at least two motor driving modules, and the control unit is also used for reading the real-time state of the multi-axis motor driver and outputting the real-time states of the motors and the multi-axis motor driver to the display device; the first display device is used for displaying the real-time state of at least one motor and the multi-shaft motor driver, and the first display device is additionally arranged on the multi-shaft motor driver with one circuit board, so that the miniaturization can be realized, and the real-time states of a plurality of motors and the multi-shaft motor driver can be clearly and visually displayed; simultaneously, multiaxis motor drive still includes at least one second circuit board, every the second circuit board is equipped with at least one second display device for show at least one the real-time status of motor and multiaxis motor drive, through add the second display device on the multiaxis motor drive who has the polylith circuit board, can more and clear audio-visual real-time status of showing a plurality of motors and multiaxis motor drive to, this device is miniaturized, can solve installation space limitation and need realize controlling the function of multiaxis motor.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic block diagram of a multi-axis motor drive provided by the present invention;
fig. 2 is a front view of a multi-axis motor drive provided by the present invention;
FIG. 3 is a side view of a multi-axis motor drive provided by the present invention;
fig. 4 is a bottom view of a multi-axis motor driver provided by the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
The first embodiment is as follows:
referring to fig. 1, a multi-axis motor driver according to an embodiment of the present invention includes: the display device comprises a shell 1, wherein an accommodating space is formed in the shell 1 and used for accommodating a first circuit board, and the first circuit board is provided with a control unit 111, a first display device 7 connected with the control unit 111 and at least two motor driving modules 112;
each motor driving module 112 is used for being connected with a motor;
the control unit 111, the control unit 111 being electrically connected to at least two of the motor driving modules 112, and being configured to read a real-time status of a correspondingly connected motor through at least two of the motor driving modules 112, and being further configured to read a real-time status of a multi-axis motor driver, and output the real-time status of the motor and the multi-axis motor driver to the first display device 7;
and the first display device 7 is used for displaying the real-time state of at least one motor and the multi-axis motor driver.
In this embodiment, by additionally providing the first display device, a control unit is connected to a plurality of motor driving modules, status information of the motors and the multi-axis driver is uniformly managed, and uniform display is performed through the first display device, so that the running status, the fault status and the state machine of the multi-axis driver of the motors can be clearly displayed, the real-time status of the motors and the multi-axis motor driver can be visually and clearly displayed, integration and miniaturization of products can be realized through the design of a single circuit board, and the problem of limitation of installation space and the need of realizing the function of controlling the multi-axis motors can be solved.
In an alternative embodiment, the first display device 7 includes three nixie tubes, one nixie tube is used for displaying the state machine of the multi-axis motor driver, two nixie tubes are used for displaying the running states of at least two motors, or three nixie tubes are used for displaying the fault states of at least two motors.
In other embodiments, the first display device 7 comprises at least one of a nixie tube, a liquid crystal screen and an indicator light, and is used for displaying the operation state and/or the fault state of at least two motors and/or the state machine of the multi-axis motor driver.
Illustratively, the display device 7 may be one of an indicator light, a liquid crystal screen and a nixie tube, or the display device 7 may be a combination of an indicator light and a liquid crystal screen, or the display device 7 may be a combination of an indicator light and a nixie tube, or the display device 7 may be a combination of a liquid crystal screen and a nixie tube, or the display device 7 may be a combination of an indicator light, a liquid crystal screen and a nixie tube.
Further, the first display device 7 further includes a button. The button is used for switching the information currently displayed by the first display device 7, such as switching and displaying the operation state, the fault state and the multi-axis motor driver state machine of at least two motor shafts.
In this embodiment, the specific installation position of the first display device 7 is not particularly limited, and may be, for example, the end, the upper right corner, the upper left corner, or the like of the first side surface of the multi-axis motor driver, or may be installed on the top surface of the multi-axis motor driver. Preferably, the first display device 7 and the power interface 4 of the multi-axis motor driver are disposed at both ends of a first side of the multi-axis motor driver.
Furthermore, starting from the second nixie tube, the decimal point at the lower right corner of the second nixie tube is used for indicating whether the multi-axis motor driver is in the enabling state, namely the motor shaft locking state, and when the decimal point of the nixie tube is lightened, the motor correspondingly connected with the driver is in the enabling state.
Specifically, taking a nixie tube as the first display device 7 as an example: the first display device 7 comprises at least 3 nixie tubes, under the condition of no fault, the first nixie tube displays a state machine of the whole multi-axis motor driver, the second nixie tube and the third nixie tube respectively display the running states of the motors of the shaft 1 and the shaft 2, or the first nixie tube, the second nixie tube and the third nixie tube display the fault states of the motors of the shaft 1 and the shaft 2, and the specific display logics are as follows:
initialization phase
After the multi-axis motor driver is powered on, three nixie tubes are fully bright for 0.5S, and the second nixie tube and the third nixie tube display the actual node address of the current multi-axis motor driver in a 16-system mode to the maximum FF (255). Meanwhile, the nixie node address flickers at intervals of 1S (0.5S on and 0.5S off) for 5S.
And in the initialization stage and the normal operation stage, if the node address is changed, the nixie tube carries out flickering (0.5S is on and 0.5S is off) display at the interval of 1S, and the nixie tube continues to return to the original display state after 5S.
The time for the nixie tube to light/extinguish within 0.5s can be modified according to field application or user habits.
Stage of normal operation
After the initialization of the nixie tube display part is finished, the nixie tube enters an operation stage, and the nixie tube can display the following information:
wherein, the decimal point of charactron lights the motor of the corresponding axle and is in the enable state.
The status of each axis under normal conditions shows: the first nixie tube is used for displaying a state machine of the multi-axis motor driver, the second nixie tube is used for displaying the operation mode of the motor of the shaft 1, the third nixie tube is used for displaying the operation mode of the motor of the shaft 2, and the like; the operating states represented by specific numerical values are shown in the following table:
the first display device 7 further comprises at least two indicator lights, and one indicator light corresponds to one shaft motor.
The status of each axis in case of failure shows:
in the nixie tube display information, 1-E, 2-E would be used to distinguish between the shaft 1 and shaft 2 motors, respectively.
The display logic is as follows:
and in the normal operation stage, if a fault occurs, the combination of the nixie tube and the shaft indicator lamp flickers to display a corresponding alarm code.
If only one axis gives an alarm, the indicator lamp of the corresponding axis is lightened, and meanwhile, the nixie tube flickers to display a fault code.
If both axes alarm, the two axes are the nixie tubes and alternately switch to flash at intervals of 1 s.
After one axis fault is solved, the state display is switched to a scene of one axis alarm display; if the failure of both axes is resolved, the state machine display switches to a run state display.
Illustratively, when two axes alarm, 3 nixie tubes display the following fault codes at set intervals: 1-E-180-2-E-152, wherein 180 and 152 are respectively the current alarm information of the shaft 1 and the shaft 2, and 180 and 152 are set according to the requirements of users.
In the embodiment, the first display device 7 is arranged to enable a user to visually observe the operation state and the fault state of the motor and the state machine of the multi-axis motor driver, so that the user can conveniently process abnormal and fault motors and multi-axis motor drivers.
In an alternative embodiment, the first circuit board further comprises at least one first motor winding interface 2 or the circuit board comprises at least one first motor winding interface 2 and at least one first encoder interface 6.
Further, at least two of the first motor winding interface 2, the first encoder interface and the first display device 7 are arranged on the same side of the multi-axis motor driver.
Referring to fig. 2-4, taking the first circuit board configured with at least two first motor winding interfaces 2 and at least two first encoder interfaces 6 as an example, the port arrangement of the multi-axis motor driver will be described:
the at least two first encoder interfaces 6 and the at least two first motor winding interfaces 2 are connected to the control unit 111.
The first circuit board further comprises at least one of a power interface 4, a signal interface 5, a communication interface 3 and a USB interface 8, wherein the communication interface 3 is connected with the control unit 111, and the communication interface 3 adopts at least one of an Ethercat interface, an RS485 interface and an RS232 interface; at least two first motor winding interfaces 2, at least two first encoder interfaces 6, the power interface 4 and the signal interface 5 are arranged on a first side surface of the multi-axis motor driver, and at least two communication interfaces 3 and USB interfaces 8 are arranged on the first side surface or a second side surface adjacent to the first side surface of the multi-axis motor driver.
The communication interface 3 adopts at least one of an Ethercat interface (RJ45 interface), an RS485 interface and an RS232 interface.
In this embodiment, the position where the USB interface 8 is disposed is not particularly limited, for example, the USB interface 8 is disposed on a first side surface of the multi-axis motor driver; is located on a side of the first display means 7 adjacent to the signal interface 5.
Illustratively, when at least two of the communication interfaces 3 and at least two of the first motor winding interface 2, the power interface 4, and the I/O interface 5 are disposed on a first side of the multi-axis motor drive, the first side may be a front surface or an upper surface of the multi-axis motor drive.
When at least two of the communication interfaces 3 are disposed on a second side of the multi-axis motor drive, and at least two of the first motor winding interface 2, the power interface 4, and the I/O interface 5 are disposed on a first side of the multi-axis motor drive, the first side may be a front surface or an upper surface of the multi-axis motor drive, when at least two of said first motor winding interface 2, said power interface 4, said I/O interface 5 are arranged on the front surface of the motor drive, at least two of the communication interfaces 3 are provided on the upper surface or the lower surface of the multi-axis motor driver, when at least two of the first motor winding interface 2, the power interface 4 and the I/O interface 5 are disposed on the upper surface of the motor driver, at least two of the communication interfaces 3 are disposed on the front surface of the multi-axis motor driver.
The at least two first motor winding interfaces 2 are connected with corresponding motors through motor winding wires, the I/O interface 5 is used for connecting an external sensor, and the at least two first motor winding interfaces 2 are adjacent to the I/O interface 5. When the number of the communication interfaces 3 is 2, one communication interface 3 is a data output port, one communication interface 3 is a data input port, and the two communication interfaces 3 are arranged to control the inflow and outflow of data, so that the multi-axis Ethernet networking of a bus structure topology is facilitated, and CANopen communication networking and RS-485 communication networking are realized.
In this embodiment, the power interface 4 is located at the end of the first side of the multi-axis motor drive, and the I/O interface 5 is located at the center of the first side of the multi-axis motor drive. At least two first motor winding interface 2, power source 3, IO interface 2, communication interface 3 set up same side of multiaxis motor drive, perhaps, will at least two first motor winding interface 2, power source 3, IO interface 2 set up in a side, and communication interface 3 sets up at adjacent second side, on a circuit board, adopt above-mentioned interface arrangement mode simultaneously, effectively avoid the circuit winding condition that the multiaxis motor is connected, the operation of the multiaxis motor drive of being convenient for is used, has greatly made things convenient for the user to use, can realize the product integration, miniaturization through the design of monolithic circuit board.
In this embodiment, the first circuit board further includes at least two first encoder interfaces 6, the first encoder interfaces 6 and the first motor winding interface 2 are disposed adjacently, or the first encoder interfaces 6 are disposed on two sides of the first motor winding interface 2 respectively, or at least one of the first encoder interfaces 6 and at least one of the first motor winding interface 2 are disposed at an interval.
Wherein the first encoder interface 6 is connected with the corresponding motor through an encoder feedback line.
For example, the arrangement of the first encoder interface 6 and the first motor winding interface 2 may be: one of said first encoder interfaces 6 is located next to one of the first motor winding interfaces 2, so that the spacing is repeated, taking as an example two first encoder interfaces 6 and two first motor winding interfaces 2: the first motor winding interface 2a is adjacent to the first encoder interface 6a, the first encoder interface 6a is adjacent to the first motor winding interface 2b, and the first motor winding interface 2b is adjacent to the first encoder interface 6 b.
Or, the arrangement of the first encoder interface 6 and the first motor winding interface 2 may also be: at least two of the first encoder interfaces 6 are arranged adjacent to at least two of the first motor winding interfaces 2, and also taking two of the first encoder interfaces 6 and two of the first motor winding interfaces 2 as an example: the first motor winding interface 2a is adjacent to the first motor winding interface 2b, the first motor winding interface 2b is adjacent to the first encoder interface 6a, and the first encoder interface 6a is adjacent to the first encoder interface 6 b.
Or, the arrangement of the first encoder interface 6 and the first motor winding interface 2 may also be: the arrangement mode that at least two first encoder interfaces 6 are respectively arranged at two sides of the first motor winding interface 2 is also taken as an example that the two first encoder interfaces 6 and the two first motor winding interfaces 2 are: the first motor winding interface 2a is adjacent to the first encoder interface 6a, the first encoder interface 6a is adjacent to the first encoder interface 6b, and the first encoder interface 6b is adjacent to the first motor winding interface 2 b.
It is understood that, when the number of the first encoder interface 6 and the first motor winding interface 2 exceeds 2, the first encoder interface 6 and the first motor winding interface 2 may be randomly arranged in a permutation and combination manner, for example, xxxyyy, xyyyxxx, xyyxxy, yxxxy, etc., where x and y respectively represent the first encoder interface 6 and the first motor winding interface 2.
The number of the first motor winding interfaces 2 is the same as the number of the first encoder interfaces 6, and when the multi-axis motor driver is used for driving a motor, one motor needs to occupy one first encoder interface 6 and one first motor winding interface 2. Further, every first encoder interface 6, every be equipped with the identification portion respectively directly over first motor winding interface 2, wherein, with one first encoder interface 6 and one first motor winding interface 2 is a set of, and the identification portion directly over first encoder interface 6 and the first motor winding interface 2 of every group is the same, and the identification portion directly over first encoder interface 6 and the first motor winding interface 2 of different groups is inequality. The identification part can be one or more of color blocks, character strings and patterns. Through the identification part, which first encoder interface 6 and which first motor winding interface 2 that same motor needs to be accessed can be accurately distinguished, so that the operation of a user is greatly facilitated, and the risk of wrong connection of the user is reduced.
In an alternative embodiment, when the at least two communication interfaces 3 are disposed on the first side of the multi-axis motor driver, the at least two communication interfaces 3, the I/O interface 5, the at least two first encoder interfaces 6, the at least two first motor winding interfaces 2, and the power supply interface 4 are sequentially arranged along a set direction of the first side of the multi-axis motor driver;
or, the at least two communication interfaces 3, the I/O interface 5, the at least two first motor winding interfaces 2, the at least two first encoder interfaces 6, and the power interface 4 are sequentially arranged along a set direction of a first side surface of the multi-axis motor driver.
Or, the I/O interface 5, the at least two communication interfaces 3, the at least two motor winding interfaces 2, the at least two encoder interfaces 6, and the power interface 4 are sequentially arranged along a set direction of a first side surface of the multi-axis stepper driver;
or, at least two of the encoder interfaces 6, at least two of the motor winding interfaces 2, at least two of the communication interfaces 3, the I/O interface 5, and the power interface 4 are sequentially arranged along a set direction of a first side surface of the multi-axis stepper driver;
or, at least two of the motor winding interfaces 2, at least two of the encoder interfaces 6, at least two of the communication interfaces 3, the I/O interface 5, and the power interface 4 are sequentially arranged along a set direction of a first side surface of the multi-axis stepper driver.
Or, the at least two communication interfaces 3, the I/O interface 5, the at least two first motor winding interfaces 2, and the power interface 4 are sequentially arranged along a set direction of a first side surface of the multi-axis motor driver;
or, the I/O interface 5, the at least two communication interfaces 3, the at least two first motor winding interfaces 2, and the power supply interface 4 are sequentially arranged along a set direction of the first side surface of the multi-axis motor driver.
In the embodiment of the present invention, when at least two communication interfaces 3 are disposed on the first side of the multi-axis motor driver, at least two communication interfaces 3, the I/O interface 5, at least two first encoder interfaces 6, at least two first motor winding interfaces 2, and the power supply interface 4 may be randomly arranged on the first side of the multi-axis motor driver according to actual requirements. For example, the positions of at least two of the first encoder interfaces 6 and at least two of the first motor winding interfaces 2 may be interchanged or arranged alternately in a crossed manner, the positions of at least two of the communication interfaces 3 and the I/O interfaces 5 may be interchanged, and the positions of at least two of the communication interfaces 3 and the I/O interfaces 5 and at least two of the first encoder interfaces 6 and at least two of the first motor winding interfaces 2 may also be interchanged, which is not described herein.
Illustratively, when at least two of the communication interfaces 3 and at least two of the first motor winding interface 2, the power interface 4, and the I/O interface 5 are disposed on a first side of the multi-axis motor drive, the first encoder interface 6 and the communication interface 3 are symmetrically disposed along a center line of the I/O interface 5, wherein the I/O interface 5 is located at a center position of the first side of the multi-axis motor drive. The communication interface 3, the first encoder interface 6 and the first motor winding interface 2 are distributed on two sides of the I/O interface 5 by taking the I/O interface 5 as a center, so that the interfaces are more reasonably and uniformly arranged.
In other embodiments, when at least two of the communication interfaces 3 are disposed on the second side of the multi-axis motor drive, and at least two of the first motor winding interfaces 2, the power supply interface 4, and the I/O interface 5 are disposed on the first side of the multi-axis motor drive, at least two of the first motor winding interfaces 2 and at least two of the first encoder interfaces 6 are disposed symmetrically along the center line of the I/O interface 5; or one first motor winding interface 2 and one first encoder interface 6 form a group, and at least one group of the first motor winding interface 2 and the first encoder interface 6 are respectively arranged on two sides of the I/O interface 5.
In other embodiments, the first motor winding interface 2, the encoding interface, and the I/O interface 5 may be uniformly arranged along two sides of the communication interface with the communication interface 3 as a center.
In this embodiment, use I/O interface 5 as the center to evenly arrange other interfaces to both sides, the arrangement of interface is more reasonable, and the winding problem of electric wire when a plurality of motors insert simultaneously can be avoided.
In an alternative embodiment, the first circuit board further comprises an STO interface 11, and the STO interface 11 is connected with the control unit 111 for safely turning off the torque output.
In an optional embodiment, the first circuit board further comprises an LSD knob 9 and an MSD knob 10, and the LSD knob 9 and the MSD knob 10 are connected with the control unit 111; the LSD knob 9 is configured to set a low address of a driver node, and the MSD knob 10 is configured to set a high address of a driver node.
Referring to fig. 3, the LSD knob 9, the MSD knob 10, and the STO interface 11 are disposed on the top surface of the multi-axis motor driver, and the LSD knob 9 and the MSD knob 10 are used to set a driver node address.
Illustratively, the LSD knob 9 is disposed adjacent to the MSD knob 10, and the STO interface 11 is disposed at one side of the LSD knob 9 or the MSD knob 10. The LSD knob 9 and the MSD knob 10 are combined and used for setting a driver node address, namely a communication slave station address, the MSD knob 10 is used for setting a high-order address, the LSD knob 9 is used for setting a low-order address, and the address range is 0-255. And the STO interface 11 is used for connecting an STO terminal and is used for safely switching off. By arranging the LSD knob 9 and the MSD knob 10, the user can conveniently adjust the node address of the driver, and the functions of the driver are enriched.
In this embodiment, since the LSD knob 9, the MSD knob 10, and the STO interface 11 are used less frequently, the LSD knob 9, the MSD knob 10, and the STO interface 11 are disposed on the top surface of the multi-axis motor driver, so that the space of the first side surface of the multi-axis motor driver provided with other interfaces can be saved without affecting the use of the driver, thereby facilitating the miniaturization of the driver.
In an alternative embodiment, the control unit 111 includes an SPI communication module (not shown), the control unit 111 is electrically connected to at least two of the motor driving modules 112, and the SPI communication module enables the control unit 111 to communicate with at least two of the motor driving modules 112.
Example two
The multi-axis motor driver further comprises at least one second circuit board, the second circuit board is arranged in the accommodating space, exemplarily, the multi-axis motor driver comprises a first circuit board and one second circuit board, or the multi-axis motor driver comprises a first circuit board and at least two second circuit boards.
Each second circuit board is provided with a second display device, wherein the second display devices are used for respectively displaying the real-time state of at least one motor and/or multi-shaft motor driver.
Further, the second display device comprises at least one of a nixie tube, a liquid crystal screen and an indicator light, and the at least one second display device is used for respectively displaying the running state and/or the fault state of a motor and/or the state machine of the multi-axis motor driver.
Further, the second display device comprises three nixie tubes, one nixie tube is used for displaying a state machine of the multi-axis motor driver, two nixie tubes are used for displaying the running states of at least two motors, or the three nixie tubes are used for displaying the fault states of at least two motors.
Illustratively, the first display device comprises three nixie tubes, and the second display device comprises three nixie tubes, that is, the multi-axis motor driver of the present invention has 6 nixie tubes for displaying the real-time states of the motors connected thereto, and the motors are sorted according to the 6 nixie tubes, wherein the first nixie tube is used for displaying the state machine of the multi-axis motor driver, and the second, third, fourth, fifth, and sixth nixie tubes are respectively used for displaying the operating states of at least two motors.
The second display device comprises at least one of a nixie tube, a liquid crystal screen and an indicator light, and is used for displaying the running state and/or the fault state of a motor and/or the state machine of the multi-axis motor driver.
Illustratively, the first display device comprises three nixie tubes, the second display device comprises at least two indicator lamps, one nixie tube is used for displaying a state machine of the multi-axis motor driver, the two nixie tubes are used for displaying the running states of at least two motors, or the three nixie tubes are used for displaying the fault states of at least two motors, and the at least two indicator lamps respectively and correspondingly prompt whether a shaft motor has a fault alarm.
The display principle and the structural design of the second display device are the same as those of the first display device 7, and the description thereof is omitted. Therefore, the multi-shaft motor driver can be designed with one circuit board and a plurality of display devices for displaying the running states of the multi-shaft motor driver and the motor, or a plurality of circuit boards, each circuit board is provided with one display device for displaying the running states of the multi-shaft motor driver and the motor in a combined mode, and the integration and miniaturization of products can be realized by the design of a single circuit board or a plurality of circuit boards, so that the problem of limited installation space can be solved, and the function of controlling the multi-shaft motor can be realized.
Further, the second circuit board further includes at least one second motor winding interface or the second circuit board includes at least one second motor winding interface and at least one second encoder interface.
It can be understood that the first circuit board and the second circuit board are both provided with motor winding interfaces, and the encoder interfaces may be provided or not according to actual needs.
Furthermore, at least two of the second motor winding interface, the second encoder interface, the first display device and the second display device are arranged on the same side face of the multi-axis motor driver.
In this embodiment, the at least two communication interfaces, the power interface, the I/O interface, the STO interface, the LSD knob, the MSD knob, the USB interface, the reserved interface, and the display device may be on the first circuit board, the second circuit board, or both.
For example, the number of the second circuit boards is not specifically limited in the embodiment of the present invention, and the number of the connection motors may be configured according to actual needs, for example, the number of the second circuit boards may be set to 2, 3, 4, and the like. The structural design of each second circuit board is the same, and repeated description is not provided herein.
When the design that N (N is more than or equal to 2) second circuit boards are matched with one first circuit board is adopted, N corresponding second display devices and one first display device are adopted.
The device 7 displays the real-time states of a plurality of motors connected with the multi-axis motor driver in a combined manner, for example, the first display device 7 displays a state machine of the whole multi-axis motor driver, and the second and third display devices respectively display the running states and/or fault states of the shafts 1 and 2.
One second winding interface of the second circuit board is correspondingly connected with one motor, one first winding interface 2 of the first circuit board is correspondingly connected with one motor, so that the connection of the N + 1-axis motor can be realized, and the multi-axis motor driving is realized. When the first circuit board is provided with 2 first winding interfaces, and the second circuit board is provided with 2 second winding interfaces, 4-axis motor driving can be realized; when the first circuit board is provided with 2 first winding interfaces, the second circuit board is provided with 1 second winding interface, 3-axis motor driving can be realized, and the like.
The housing 1 includes a housing cover 101, a base 102, and a single-sided circuit board (not shown), the housing cover 101 and the base 102 are fastened to form an accommodating space, and the first circuit board and the second circuit board are accommodated in the accommodating space.
When the multi-axis motor driver adopts a single-sided circuit board, the integration and miniaturization of products can be better realized compared with a double-PCB structure.
A second embodiment of the present invention provides an automation device including a multi-axis motor and a multi-axis motor driver as described in any one of the first embodiments. The automated equipment may be a robot, a machine tool, a dispenser, a printer, etc., and is not particularly limited herein. The multi-axis motor driver is referred to the first embodiment and will not be described in detail herein.
The multi-axis motor driver adopts the first embodiment, and adopts a mode that one control unit is connected with a plurality of motor driving modules by additionally arranging a display device, so that the state information of the motor is uniformly managed, the display device is used for uniformly displaying, the running state of the motor can be clearly displayed, and the use by a user is convenient.
It should be noted that the above-described device embodiments are merely illustrative, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. In addition, in the drawings of the embodiment of the apparatus provided by the present invention, the connection relationship between the modules indicates that there is a communication connection between them, and may be specifically implemented as one or more communication buses or signal lines. One of ordinary skill in the art can understand and implement it without inventive effort.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.
Claims (10)
1. A multi-axis motor drive, comprising: the display device comprises a shell, wherein an accommodating space is formed in the shell and used for accommodating a first circuit board, and the first circuit board is provided with a control unit, a first display device connected with the control unit and at least two motor driving modules;
each motor driving module is used for being connected with a motor;
the control unit is electrically connected with the at least two motor driving modules and used for reading the real-time state of the correspondingly connected motor through the at least two motor driving modules, and the control unit is also used for reading the real-time state of the multi-axis motor driver and outputting the real-time states of the motor and the multi-axis motor driver to the first display device;
the first display device is used for displaying the real-time state of at least one motor and the multi-axis motor driver.
2. Multi-axis motor drive as claimed in claim 1, characterized in that the first display means comprise at least one of a nixie tube, a liquid crystal screen, an indicator light for displaying the operating state and/or the fault state of at least two motors and/or the state machine of the multi-axis motor drive.
3. The multi-axis motor driver of claim 2, wherein the first display means comprises three nixie tubes, one nixie tube for displaying the state machine of the multi-axis motor driver, two nixie tubes for displaying the operating states of at least two motors, or three nixie tubes for displaying the fault states of at least two motors.
4. The multi-axis motor drive of claim 1 wherein the first circuit board further comprises at least one first motor winding interface or the first circuit board comprises at least one first motor winding interface and at least one first encoder interface.
5. The multi-axis motor driver of claim 1, further comprising at least one second circuit board disposed within the receiving space, each second circuit board being provided with at least one second display device, wherein the second display devices are used to display a real-time status of at least one of the motors and or multi-axis motor driver.
6. Multi-axis motor drive as claimed in claim 5, characterized in that the second display means comprise at least one of a nixie tube, a liquid crystal screen, an indicator light, which second display means are used to display the operating state and/or the fault state of a motor and/or the state machine of the multi-axis motor drive.
7. The multi-axis motor drive of claim 5 wherein the second circuit board further comprises at least one second motor winding interface or the second circuit board comprises at least one second motor winding interface and at least one second encoder interface.
8. The multi-axis motor drive of claim 4, wherein at least two of the first motor winding interface, the first encoder interface, and the first display device are disposed on a same side of the multi-axis motor drive.
9. The multi-axis motor drive of claim 7, wherein at least two of the second motor winding interface, the second encoder interface, the first display device, and the second display device are disposed on a same side of the multi-axis motor drive.
10. An automated device comprising a multi-axis motor and a multi-axis motor drive according to any of claims 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120988097.7U CN215498645U (en) | 2021-05-10 | 2021-05-10 | Multi-axis motor driver and automation equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120988097.7U CN215498645U (en) | 2021-05-10 | 2021-05-10 | Multi-axis motor driver and automation equipment |
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| CN215498645U true CN215498645U (en) | 2022-01-11 |
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| CN202120988097.7U Active CN215498645U (en) | 2021-05-10 | 2021-05-10 | Multi-axis motor driver and automation equipment |
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| CN (1) | CN215498645U (en) |
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