CN219758685U - Manipulator control circuit of servo driver - Google Patents
Manipulator control circuit of servo driver Download PDFInfo
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- CN219758685U CN219758685U CN202320311402.8U CN202320311402U CN219758685U CN 219758685 U CN219758685 U CN 219758685U CN 202320311402 U CN202320311402 U CN 202320311402U CN 219758685 U CN219758685 U CN 219758685U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 91
- 230000002457 bidirectional effect Effects 0.000 claims description 22
- 239000003990 capacitor Substances 0.000 claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims description 19
- 239000013078 crystal Substances 0.000 claims description 8
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
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- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of motion control, and discloses an operator control circuit of a servo driver, which comprises: the device comprises a data transmission circuit, a main control board and a display board; the data transmission circuit and the display panel are electrically connected with the main control panel; the data transmission circuit is used for transmitting data; the main control board is used for analyzing the input data and outputting the data to the display board; the display board is used for displaying the input information of the main control board; the data transmission circuit includes: the device comprises an RJ45 data transmission circuit, an RS485 data transmission circuit, an RS232 data transmission circuit and a USB data transmission circuit; the RJ45 data transmission circuit, the RS485 data transmission circuit, the RS232 data transmission circuit and the USB data transmission circuit are all electrically connected with the main control board. It has significant advantages in terms of data transmission efficiency and variety of functions compared to conventional operator control circuits.
Description
Technical Field
The utility model relates to the technical field of motion control, in particular to an operator control circuit of a servo driver.
Background
The servo driver is a controller for controlling the servo motor, and the servo driver acts like a frequency converter to act on a common alternating current motor, belongs to a part of a servo system and is used in a high-precision positioning system. The servo driver is an important component of modern motion control, is widely applied to automation equipment such as industrial robots, numerical control machining centers and the like, and can greatly improve the efficiency of industrial production. Especially, the servo driver applied to control the alternating current permanent magnet synchronous motor has become a research hot spot at home and abroad.
The manipulator is a part of the servo driver and can display the functions of voltage, current, output power, running state of the motor and the like of the driver. The traditional manipulator generally consists of a nixie tube and keys, the nixie tube is generally a 7-section 8-word, the control circuit is simple in structure, the types of interfaces are few, and only simple numbers and letters can be displayed.
Aiming at the related technology, the inventor considers that the traditional manipulator control circuit has simple structure, few interface types, interface patch cords are needed when debugging different devices, and the operability is poor.
Disclosure of Invention
The utility model mainly aims to provide an operator control circuit of a servo driver, and aims to solve the technical problems that the traditional operator control circuit is simple in structure, few in interface types, low in operability and needs an interface patch cord when debugging different equipment.
To achieve the above object, the present utility model provides an operator control circuit of a servo driver, comprising: data transmission circuit, main control board and display panel.
The data transmission circuit and the display panel are electrically connected with the main control panel; the data transmission circuit is used for transmitting data; the main control board is used for analyzing the input data and outputting the data to the display board; the display panel is used for displaying the input information of the main control panel. The data transmission circuit includes: the device comprises an RJ45 data transmission circuit, an RS485 data transmission circuit, an RS232 data transmission circuit and a USB data transmission circuit; the RJ45 data transmission circuit, the RS485 data transmission circuit, the RS232 data transmission circuit and the USB data transmission circuit are all electrically connected with the main control board.
By adopting the scheme, the data transmission circuit of the control circuit is provided with various interfaces, and can be connected with different devices. When the driver is debugged and monitored on site, related parameters can be clearly displayed, so that the operation steps of equipment debugging are simplified, and the debugging efficiency is improved. The RJ45 data transmission circuit transmits data through an RJ45 interface. The RS485 data transmission circuit transmits data through an RS485 interface. The RS232 data transmission circuit transmits data through an RS232 interface. The USB data transmission circuit transmits data through a USB interface. The interface arrangement of the control circuit makes the hand-held operator a portable mobile download device. In related operations such as debugging of industrial equipment, the portable mobile function enables the debugging operation to be more convenient, and the efficiency of industrial production is improved. Therefore, the technical problems of simple structure and few interface types of the traditional manipulator control circuit can be solved.
Optionally, the RJ45 data transmission circuit includes: an RJ45 interface connector, an ethernet transformer, and an ethernet transceiver; one end of the Ethernet transformer is connected with the RJ45 interface connector, and the other end is connected with the Ethernet transceiver.
By adopting the scheme, the connection transformation ratio of the RJ45 interface connector is 1: and 1, the Ethernet transformer is connected to the main control board, so that the stability of transmission signals is facilitated. The ethernet transformer can perform waveform restoration and clutter suppression on the transmission signal. The Ethernet transformer is also used for impedance matching and high-voltage isolation, and plays a role in voltage protection on the main control board.
Optionally, the RS485 data transmission circuit includes: the device comprises an RS485 interface connector, an RS485 transceiver, a bidirectional zener diode Z1, a zener diode Z2, a bidirectional zener diode Z3 and a zener diode Z4; the RS485 interface connector is connected with an RS485 transceiver by using an A line and a B line respectively; the bidirectional voltage stabilizing diode Z1 and the voltage stabilizing diode Z2 are connected in parallel, one end of the cathodes of the bidirectional voltage stabilizing diode Z1 and the voltage stabilizing diode Z2 is connected with a B line, and the other end is grounded; the bidirectional zener diode Z3 is connected with the zener diode Z4 in parallel, one end of the negative electrode of the bidirectional zener diode Z3 and one end of the negative electrode of the zener diode Z4 are connected with the A line, and the other end is grounded.
By adopting the scheme, the bidirectional voltage stabilizing diode is used for protecting the main control board from being damaged by voltage spikes introduced by the transmission line. The zener diode can protect electronic components in the circuit from being broken down by high currents. The bidirectional voltage stabilizing diode and the voltage stabilizing diode are connected in parallel to the transmission line, the protection circuit is not damaged by higher voltage and current, if one diode is damaged, the other diode can also play a role in protecting the circuit, and double protection is safer.
Optionally, the RS232 data transmission circuit includes: an RS232 interface connector and an RS232 transceiver; the RS232 interface connector is electrically connected with the RS232 transceiver.
By adopting the scheme, the RS232 data transmission circuit transmits data through the RS232 interface. The diversity of interfaces is increased, and the information transmission between different devices is convenient to adapt.
Optionally, the USB data transmission circuit includes: a first resistor R1, a second resistor R2, a third resistor R3, a USB interface connector, and a power supply; one end of the third resistor R3 is connected with an external power supply, and the other end of the third resistor R3 is connected with a USB interface connector; the DM transmission line of the USB interface connector is connected in series with a first resistor R1; the DB transmission line of the USB interface connector is connected in series with a second resistor R2.
By adopting the above scheme, the first resistor R1 and the second resistor R2 are respectively connected in series on the DM and DP transmission lines of the USB interface connector. The first resistor R1 and the second resistor R2 are pull-down resistors, when equipment is connected to the USB interface, the level of one data transmission line of the DM and DP transmission lines is pulled up through the pull-down resistors, and the main control board can detect that the data transmission line is high level and judge whether the access equipment is at low speed or high speed according to the high level. The device can be distinguished by simple electronic components, and the use of raw materials is saved. The third resistor R3 is a fuse resistor and has the functions of voltage division and current limiting. When the power of the USB data transmission circuit exceeds a normal value, the internal fuse of the fuse resistor is fused, so that the circuit is prevented from being shorted, and the safety of an operator is improved.
Optionally, the display panel is connected with the main control panel by using a 16-bit parallel bus.
Optionally, the display panel is a liquid crystal display panel.
By adopting the scheme, the 16-bit parallel port bus connection mode is adopted, so that the data transmission speed is higher, and the system is safer and more reliable. The safety and the reliability of data transmission are improved, and the efficiency of engineering debugging equipment is improved by transmitting data rapidly in real time.
Optionally, the actuator control circuit of the servo driver further includes: an oscillating circuit; the oscillating circuit comprises: a crystal oscillator Y1, a first capacitor C1, and a second capacitor C2; one end of the crystal oscillator Y1 is connected with the input end of the main control board, and the other end is connected with the output end of the main control board; one end of the first capacitor C1 is connected with the input end of the main control board, and the other end of the first capacitor C is grounded; one end of the second capacitor C2 is connected with the output end of the main control board, and the other end of the second capacitor C2 is grounded.
Through adopting above-mentioned scheme, the external ground connection of main control board is two electric capacities, and first electric capacity C1 and second electric capacity C2 are crystal oscillator's two load electric capacity, play the effect of matching load frequency, have these two electric capacities, and the circuit is more easy to shake, and the frequency is more stable, has improved clock signal's stability and digital signal transmission's stability.
In summary, the utility model has the following beneficial technical effects:
the servo operator control circuit is provided with 4 different communication interfaces, can adapt to data transmission of various devices, and is convenient for engineers to debug the devices. The display panel connected with the 16-bit parallel bus is arranged, so that parameter information of equipment can be quickly transmitted to the display screen, an engineer can conveniently debug the equipment, and the efficiency of the engineer in debugging the equipment is improved.
Drawings
Fig. 1 is a schematic diagram of an operator control circuit of a servo driver according to an embodiment of the present utility model.
Detailed Description
In order that those skilled in the art will better understand the technical solutions in the present specification, the technical solutions in the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments.
In describing embodiments of the present utility model, words such as "for example" or "for example" are used to mean serving as examples, illustrations, or descriptions. Any embodiment or design described herein as "such as" or "for example" in embodiments of the utility model should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "or" for example "is intended to present related concepts in a concrete fashion.
In the description of embodiments of the utility model, the term "plurality" means two or more. For example, a plurality of systems means two or more systems, and a plurality of screen terminals means two or more screen terminals. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating an indicated technical feature. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
The technical scheme provided by the utility model can be applied to the scene of debugging industrial equipment. In order to achieve the object of the present utility model, as shown in fig. 1, there is provided an operator control circuit of a servo driver, including: the device comprises a data transmission circuit, a main control board and a display board; the data transmission circuit and the display panel are electrically connected with the main control panel; a data transmission circuit for transmitting data; the main control board is used for analyzing the input data and outputting the data to the display board; and the display panel is used for displaying the input information of the main control panel. The data transmission circuit includes: the device comprises an RJ45 data transmission circuit, an RS485 data transmission circuit, an RS232 data transmission circuit and a USB data transmission circuit; the RJ45 data transmission circuit, the RS485 data transmission circuit, the RS232 data transmission circuit and the USB data transmission circuit are all electrically connected with the main control board.
Each circuit, the main control board and the display board form a control circuit of the handheld manipulator. The display panel may display numerals, kanji and letters. The display content is rich, and the parameters of the equipment can be read clearly by engineers. Through each interface of the data transmission circuit, an operator can be connected with various devices to carry out field debugging, and the efficiency of engineer debugging is improved.
The RJ45 data transmission circuit comprises: an RJ45 interface connector, an ethernet transformer, and an ethernet transceiver; one end of the Ethernet transformer is connected with the RJ45 interface connector, and the other end is connected with the Ethernet transceiver.
The Ethernet transformer can better protect the circuit from high voltage, and plays a vital role in stabilizing transmission signals.
The RS485 data transmission circuit includes: the device comprises an RS485 interface connector, an RS485 transceiver, a bidirectional zener diode Z1, a zener diode Z2, a bidirectional zener diode Z3 and a zener diode Z4; the RS485 interface connector is respectively connected with the RS485 transceiver by using an A line and a B line; the bidirectional voltage stabilizing diode Z1 and the voltage stabilizing diode Z2 are connected in parallel, one end of the cathodes of the bidirectional voltage stabilizing diode Z1 and the voltage stabilizing diode Z2 is connected with a B line, and the other end is grounded; the bidirectional zener diode Z3 is connected with the zener diode Z4 in parallel, one end of the negative electrode of the bidirectional zener diode Z3 and one end of the negative electrode of the zener diode Z4 are connected with the A line, and the other end is grounded.
The bidirectional voltage stabilizing diode and the voltage stabilizing diode are connected in parallel to the transmission line, so that the bidirectional voltage stabilizing diode has a strong inhibiting effect on overvoltage surge, and the response is more sensitive than that of a common diode, and the protection of a circuit is more timely.
The RS232 data transmission circuit includes: an RS232 interface connector and an RS232 transceiver; the RS232 interface connector is electrically connected with the RS232 transceiver.
The USB data transmission circuit includes: a first resistor R1, a second resistor R2, a third resistor R3, a USB interface, and a power supply; one end of the third resistor R3 is connected with an external power supply, and the other end of the third resistor R3 is connected with a USB interface connector; the DM transmission line of the USB interface connector is connected in series with a first resistor R1; the DB transmission line of the USB interface connector is connected in series with a second resistor R2.
The third resistor R3 protection circuit is in normal working power, and the internal fuse can be automatically repaired after being fused and cooled, so that the waste of raw materials is saved. The function of detecting whether the equipment is high-speed equipment can be realized through the simple first resistor R1 and the simple second resistor R2, and the structure is simple and the function is strong.
The display board and the main control board are connected by using a 16-bit parallel bus. The display panel is a liquid crystal display panel.
The adoption of the 16 parallel port bus greatly improves the data transmission efficiency, and the liquid crystal display panel can display numbers, letters and Chinese characters, so that the display content is more abundant.
The servo operator control circuit further includes: an oscillating circuit; the oscillating circuit comprises: a crystal oscillator Y1, a first capacitor C1, and a second capacitor C2; one end of the crystal oscillator Y1 is connected with the input end of the main control board, and the other end is connected with the output end of the main control board; one end of the first capacitor C1 is connected with the input end of the main control board, and the other end of the first capacitor C is grounded; one end of the second capacitor C2 is connected with the output end of the main control board, and the other end of the second capacitor C2 is grounded.
The first capacitor C1 and the second capacitor C2 are connected to the ground through the crystal oscillator, so that the oscillating circuit can start oscillation more easily, and the frequency of an output clock signal is more stable.
The external device transmits data to the handheld operator through the interface, and the control circuit checks and analyzes the data, and then transmits the data to the display panel and displays the data on the liquid crystal display screen. The display board and the main control board adopt 16-bit parallel bus transmission, so that the transmission speed is faster, and the display is richer. The efficiency of engineer debugging equipment can be greatly improved.
The foregoing is merely exemplary embodiments of the present disclosure and is not intended to limit the scope of the present disclosure. That is, equivalent changes and modifications are contemplated by the teachings of this disclosure, which fall within the scope of the present disclosure. Other embodiments of the present disclosure will be apparent to those skilled in the art from consideration of the specification.
This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a scope and spirit of the disclosure being indicated by the claims.
Claims (8)
1. An operator control circuit for a servo driver, the operator control circuit comprising: the device comprises a data transmission circuit, a main control board and a display board;
the data transmission circuit and the display panel are electrically connected with the main control panel;
the data transmission circuit is used for transmitting data;
the main control board is used for analyzing the input data and outputting the data to the display board;
the display board is used for displaying the input information of the main control board;
the data transmission circuit includes: the device comprises an RJ45 data transmission circuit, an RS485 data transmission circuit, an RS232 data transmission circuit and a USB data transmission circuit; the RJ45 data transmission circuit, the RS485 data transmission circuit, the RS232 data transmission circuit and the USB data transmission circuit are all electrically connected with the main control board.
2. The actuator control circuit of claim 1, wherein the RJ45 data transmission circuit comprises: an RJ45 interface connector, an ethernet transformer, and an ethernet transceiver; one end of the Ethernet transformer is connected with the RJ45 interface connector, and the other end is connected with the Ethernet transceiver.
3. The actuator control circuit of claim 1, wherein the RS485 data transmission circuit comprises: the device comprises an RS485 interface connector, an RS485 transceiver, a bidirectional zener diode Z1, a zener diode Z2, a bidirectional zener diode Z3 and a zener diode Z4; the RS485 interface connector is connected with an RS485 transceiver by using an A line and a B line respectively; the bidirectional voltage stabilizing diode Z1 and the voltage stabilizing diode Z2 are connected in parallel, one end of the cathodes of the bidirectional voltage stabilizing diode Z1 and the voltage stabilizing diode Z2 is connected with a B line, and the other end is grounded; the bidirectional zener diode Z3 is connected with the zener diode Z4 in parallel, one end of the negative electrode of the bidirectional zener diode Z3 and one end of the negative electrode of the zener diode Z4 are connected with the A line, and the other end is grounded.
4. The actuator control circuit of claim 1, wherein the RS232 data transmission circuit comprises: an RS232 interface connector and an RS232 transceiver; the RS232 interface connector is electrically connected with the RS232 transceiver.
5. The actuator control circuit of claim 1, wherein the USB data transfer circuit comprises: a first resistor R1, a second resistor R2, a third resistor R3, a USB interface, and a power supply; one end of the third resistor R3 is connected with an external power supply, and the other end of the third resistor R3 is connected with a USB interface connector; the DM transmission line of the USB interface connector is connected in series with a first resistor R1; the DB transmission line of the USB interface connector is connected in series with a second resistor R2.
6. The actuator control circuit of claim 1, wherein the display panel is connected to the main control panel using a 16-bit parallel bus.
7. The actuator control circuit of claim 6, wherein the display panel is a liquid crystal display panel.
8. The actuator control circuit of claim 1, wherein the actuator control circuit of the actuator further comprises: an oscillating circuit; the oscillating circuit comprises: a crystal oscillator Y1, a first capacitor C1, and a second capacitor C2; one end of the crystal oscillator Y1 is connected with the input end of the main control board, and the other end is connected with the output end of the main control board; one end of the first capacitor C1 is connected with the input end of the main control board, and the other end of the first capacitor C is grounded; one end of the second capacitor C2 is connected with the output end of the main control board, and the other end of the second capacitor C2 is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320311402.8U CN219758685U (en) | 2023-02-24 | 2023-02-24 | Manipulator control circuit of servo driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320311402.8U CN219758685U (en) | 2023-02-24 | 2023-02-24 | Manipulator control circuit of servo driver |
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| Publication Number | Publication Date |
|---|---|
| CN219758685U true CN219758685U (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320311402.8U Active CN219758685U (en) | 2023-02-24 | 2023-02-24 | Manipulator control circuit of servo driver |
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|---|---|
| CN (1) | CN219758685U (en) |
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- 2023-02-24 CN CN202320311402.8U patent/CN219758685U/en active Active
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