CN211321242U - Four-axis pulse control mainboard - Google Patents
Four-axis pulse control mainboard Download PDFInfo
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- CN211321242U CN211321242U CN201922344924.4U CN201922344924U CN211321242U CN 211321242 U CN211321242 U CN 211321242U CN 201922344924 U CN201922344924 U CN 201922344924U CN 211321242 U CN211321242 U CN 211321242U
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- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 1
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Abstract
The utility model discloses a four-axis pulse control mainboard, including singlechip, switching value input module, encoder input module, serial communication module, switching value output module, relay output module and servo control output module, the singlechip is connected switching value input module, encoder input module, serial communication module, switching value output module, relay output module and servo control output module respectively, the beneficial effects of the utility model are that: 1. adopting an STM32 series chip as a main control chip; 2. 4 groups of pulse output control 4 groups of servo motors are externally connected; 3. 32-point input, wherein 8 points are two-point input; 4. 24 points of output, wherein 8 points of output are relay contact output; 5. input and output all adopt opto-coupler to keep apart to sum up, this design has control accuracy height, the good a bit of stability.
Description
Technical Field
The utility model relates to a control panel technical field specifically is a four-axis pulse control mainboard.
Background
The servo motor can control the speed and position accuracy accurately, and can convert the voltage signal into torque and rotating speed to drive a control object. The rotation speed of the rotor of the servo motor is controlled by an input signal and can quickly respond, the servo motor is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity, starting voltage and the like, and can convert a received electric signal into angular displacement or angular speed on a motor shaft for output. The servo motor is divided into two categories of direct current servo motors and alternating current servo motors, and is mainly characterized in that when the signal voltage is zero, the signal voltage has no autorotation phenomenon, and the rotating speed is reduced at a constant speed along with the increase of the torque.
At present, a general PLC generally controls a servo motor in an open loop mode, and encoder signals of the servo motor are not detected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a four-axis pulse control mainboard to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a four-axis pulse control mainboard, includes singlechip, switching value input module, encoder input module, serial ports communication module, switching value output module, relay output module and servo control output module, the singlechip is connected switching value input module, encoder input module, serial ports communication module, switching value output module, relay output module and servo control output module respectively.
As a further technical solution of the present invention: the single chip microcomputer adopts STM32 series single chip microcomputers.
As a further technical solution of the present invention: the power supply also comprises a DC-DC power supply conversion module used for supplying power to each module, and the DC-DC power supply conversion module adopts PDL06-48S05 power supply chips.
As a further technical solution of the present invention: the serial port communication module is realized by adopting an SP3232 chip.
As a further technical solution of the present invention: the servo control output module adopts a 15D socket to input control signals, realizes signal isolation through a 2630 optical coupler, and finally completes output of driving signals through an AM26LS31 type driver.
Compared with the prior art, the beneficial effects of the utility model are that: 1. adopting an STM32 series chip as a main control chip; 2. 4 groups of pulse output control 4 groups of servo motors are externally connected; 3. 32-point input, wherein 8 points are two-point input; 4. 24 points of output, wherein 8 points of output are relay contact output; 5. input and output all adopt opto-coupler to keep apart to sum up, this design has control accuracy height, the good a bit of stability.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a circuit diagram of a DC-DC power conversion module.
Fig. 3 is a circuit diagram of serial port communication and touch screen communication.
FIG. 4 is a circuit diagram of the servo motor encoder input and drive output.
Fig. 5 is a circuit diagram of an IO input.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1-5, a four-axis pulse control mainboard comprises a single chip microcomputer, a switching value input module, an encoder input module, a serial communication module, a switching value output module, a relay output module and a servo control output module, wherein the single chip microcomputer adopts an STM32 series single chip microcomputer, the serial communication module mainly completes communication with a touch screen, the serial communication module is realized by adopting an SP3232 chip, and the single chip microcomputer is respectively connected with the switching value input module, the encoder input module, the serial communication module, the switching value output module, the relay output module and the servo control output module. The servo control output module adopts a 15D socket to input a control signal, realizes signal isolation through a 2630 optical coupler, finally completes output of a driving signal through an AM26LS31 type driver, and inputs a switching value signal into the MCU through a 7474HC245 chip after passing through the optical coupler, as shown in FIG. 5.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a four-axis pulse control mainboard, includes singlechip, switching value input module, encoder input module, serial ports communication module, switching value output module, relay output module and servo control output module, its characterized in that, singlechip connects switching value input module, encoder input module, serial ports communication module, switching value output module, relay output module and servo control output module respectively.
2. The four-axis pulse control mainboard of claim 1, wherein, the singlechip adopts STM32 series singlechip.
3. The four-axis pulse control mainboard of claim 1, further comprising a DC-DC power conversion module for supplying power to each module, wherein the DC-DC power conversion module employs PDL06-48S05 power chips.
4. The four-axis pulse control mainboard of claim 1, wherein the serial port communication module is implemented by using an SP3232 chip.
5. A four-axis pulse control mainboard of any one of claims 1-4, wherein the servo control output module adopts a 15D socket to input control signals, signal isolation is realized through 2630 optical couplers, and finally output of driving signals is completed through an AM26LS31 driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344924.4U CN211321242U (en) | 2019-12-24 | 2019-12-24 | Four-axis pulse control mainboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922344924.4U CN211321242U (en) | 2019-12-24 | 2019-12-24 | Four-axis pulse control mainboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211321242U true CN211321242U (en) | 2020-08-21 |
Family
ID=72054232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922344924.4U Expired - Fee Related CN211321242U (en) | 2019-12-24 | 2019-12-24 | Four-axis pulse control mainboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211321242U (en) |
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2019
- 2019-12-24 CN CN201922344924.4U patent/CN211321242U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 |