CN210895086U

CN210895086U - Motor control device for numerical control system and numerical control equipment

Info

Publication number: CN210895086U
Application number: CN201922420762.8U
Authority: CN
Inventors: 林少君
Original assignee: Quanzhou Liyide Intelligent Technology Co Ltd
Current assignee: Quanzhou Liyide Intelligent Technology Co Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-06-30
Anticipated expiration: 2029-12-27

Abstract

The utility model provides a motor control device for numerical control system, including the first bus communication module that can with a plurality of numerical control system both way junction, with first bus communication module both way junction's treater, power module who is connected with the treater respectively, second bus communication module, pulse generation module, pulse receiving module and button module, and respectively with second bus communication module, the drive module that pulse generation module and pulse receiving module are connected, drive module is connected with the motor in order to drive its work, first bus communication module has multiple numerical control system bus communication protocol, button module is provided with the switching button with multiple bus communication protocol one-to-one. The utility model discloses make different numerical control system can compatible unified set motor and drive to realize electrical design's unified planning and wiring, and can expand wantonly, still can purchase in batches, reduce cost.

Description

Motor control device for numerical control system and numerical control equipment

Technical Field

The utility model relates to a motor control device and numerical control equipment for numerical control system.

Background

The existing numerical control equipment needs various motors to serve as actuating mechanisms to assist the equipment to operate, the matching drive and the motors of different numerical control systems are products provided by or specified brands of original factories, the appearances and electrical interfaces are different, and the standard is not unified, so that part of main or auxiliary actuating mechanisms of the numerical control equipment cannot be shared and the specifications cannot be unified; the control quantity of motors of various numerical control systems is limited to a certain extent, and the application cannot be flexibly expanded; meanwhile, the purchasing cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art not enough, provide a motor control device and numerical control equipment for numerical control system, make different numerical control systems can compatible unified set motor and drive to realize electrical design's unified planning and wiring, and can expand wantonly, still can purchase in batches, reduce cost.

The utility model discloses a following technical scheme realizes:

a motor control device for a numerical control system comprises a first bus communication module which can be bidirectionally connected with a plurality of numerical control systems, a processor which is bidirectionally connected with the first bus communication module, a power supply module which is respectively connected with the processor, a second bus communication module, a pulse generation module, a pulse receiving module, a key module and a driving module which is respectively connected with the second bus communication module, the pulse generation module and the pulse receiving module, wherein the driving module is connected with a motor to drive the motor to work, the first bus communication module is provided with a plurality of numerical control system bus communication protocols, the key module is provided with switching keys which are in one-to-one correspondence with the plurality of bus communication protocols, when the numerical control systems are switched, and pressing the switching key, and controlling the first bus communication module to be connected with the numerical control system through a bus communication protocol corresponding to the switched numerical control system by the processor according to the action of the switching key.

Furthermore, the first bus communication module comprises a bus interface connected with the numerical control system and a protocol processing module connected between the bus interface and the processor, and the protocol processing module is used for analyzing and reconstructing the bus communication protocol.

Further, the bus interface comprises a Senaceae IOLINK bus, a Mitsubishi remote IO bus, a Siemens Profibus, a Profinet bus, a Huazhong HNC bus and a Beifu ETherCAT bus.

Furthermore, the second bus communication module comprises a MODBUS bus communication module, a CAN bus communication module and an EtherCAT bus communication module.

Further, the processor comprises a single chip microcomputer, an MCU, a CPU, a DSP, an FPGA, a CPLD or an ARM.

Further, the driving module is a servo driver.

Further, the switching key is a button key, a knob key or a dial key.

Further, the pulse generating module and the pulse receiving module are all a single chip microcomputer, an MCU, a DSP, an FPGA or a CPLD.

The utility model discloses still realize through following technical scheme:

a numerical control device comprises a plurality of numerical control systems and a motor, and further comprises a motor control device as described in any one of the above.

The utility model discloses following beneficial effect has:

1. the utility model discloses to the numerical control system of difference, first bus communication module has the multiple bus communication agreement that corresponds with multiple numerical control system respectively, when numerical control system is switched to needs, press the switching button, the treater makes first bus communication module pass through the bus communication agreement that corresponds with numerical control system after switching according to the action that switches the button and is connected with this numerical control system, carry out data conversion through the treater, drive module can carry out data interaction with numerical control system after switching, different numerical control system all can use unified cover drive module and motor, realize hardware design immobilization, thereby make electrical design time can unified planning and wiring, and motor control's quantity also arbitrary extension, still can purchase in batches, and the cost is reduced.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic block diagram of the present invention.

Wherein, 1, a numerical control system; 21. a bus interface; 22. a protocol processing module; 3. a processor; 4. a power supply module; 51. an MODBUS bus communication module; 52. a CAN bus communication module; 53. an EtherCAT bus communication module; 6. a pulse generation module; 7. a pulse receiving module; 8. a key module; 9. a drive module; 10. an electric motor.

Detailed Description

As shown in fig. 1, the numerical control apparatus may include a plurality of numerical control systems 1 of different brands and different specifications, a plurality of motors 10 and their driving modules 9, and a motor control device, when a customer needs to replace a numerical control system 1, the motor 10 can still be used normally through the motor control device after replacing the numerical control system 1. The motor control device comprises a first bus communication module which can be bidirectionally connected with a plurality of numerical control systems 1, a processor 3 which is bidirectionally connected with the first bus communication module, a power supply module 4 which is respectively connected with the processor 3, a second bus communication module, a pulse generation module 6, a pulse receiving module 7, a key module 8 and a driving module 9 which is respectively connected with the second bus communication module, the pulse generation module 6 and the pulse receiving module 7, wherein the driving module 9 is connected with a motor 10 to drive the motor to work, the first bus communication module is provided with a plurality of bus communication protocols of the numerical control systems 1, the key module 8 is provided with switching keys which are in one-to-one correspondence with the plurality of bus communication protocols, when the numerical control systems 1 are switched, and when the switching key is pressed, the processor 3 controls the first bus communication module to be connected with the numerical control system 1 through a bus communication protocol corresponding to the switched numerical control system 1 according to the action of the switching key. The power supply module 4 is prior art.

The first bus communication module comprises a bus interface 21 connected with the numerical control system 1 and a protocol processing module 22 connected between the bus interface 21 and the processor 3, wherein the protocol processing module 22 is used for analyzing and reconstructing the bus communication protocol, and specifically adopts a CPLD with a chip of EPM240T 100. Bus interface 21 includes the Pennaceae IOLINK bus, the Mitsubishi remote IO bus, Siemens Profibus, the Profinet bus, the Huazhong HNC bus, and the Beifu ETherCAT bus.

The second bus communication module comprises a MODBUS bus communication module 51, a CAN bus communication module 52 and an EtherCAT bus communication module 53. The drive module 9 is a general purpose servo drive such as a stepper drive, single axis servo drive, multi axis servo drive, DD motor application, linear motor application, spindle motor application, tool magazine motor application, compressor control, electric cylinder control or electric pump control. The driving module 9 CAN be connected with the processor 3 through the MODBUS bus communication module 51, the CAN bus communication module 52 and/or the EtherCAT bus communication module 53, when in actual use, the processor 3 selects the corresponding communication module from the three communication modules according to actual conditions to connect, and the processor 3 CAN also control the driving module 9 through the pulse generating module 6, or receive the pulse sent by the driving module 9.

In this embodiment, the pulse generation module 6 and the pulse receiving module 7 are both single-chip microcomputers, that is, the single-chip microcomputers can generate pulses and also receive pulses, and the specific model of the single-chip microcomputers selects STM 32. The processor 3 is an ARM. The switch key is a button key. It is prior art that the button keys are connected to the processor 3 so that the processor 3 selects the corresponding bus communication protocol according to the signals sent by the button keys.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.

Claims

1. A motor control device for a numerical control system is characterized in that: the numerical control system switching device comprises a first bus communication module, a processor, a power module, a second bus communication module, a pulse generation module, a pulse receiving module, a key module and a driving module, wherein the first bus communication module can be in bidirectional connection with a plurality of numerical control systems, the processor is in bidirectional connection with the first bus communication module, the power module is respectively connected with the processor, the second bus communication module, the pulse generation module, the pulse receiving module and the key module are respectively connected with the second bus communication module, the pulse generation module and the pulse receiving module, the driving module is connected with a motor to drive the motor to work, the first bus communication module is provided with a plurality of numerical control system bus communication protocols, the key module is provided with switching keys which correspond to the plurality of bus communication protocols one to one, when the numerical control systems are switched, the switching keys are pressed, and the processor controls the first bus communication module to be.

2. A motor control apparatus for a numerical control system according to claim 1, characterized in that: the first bus communication module comprises a bus interface connected with the numerical control system and a protocol processing module connected between the bus interface and the processor, and the protocol processing module is used for analyzing and reconstructing the bus communication protocol.

3. A motor control apparatus for a numerical control system according to claim 2, characterized in that: the bus interface comprises a Senaceae IOLINK bus, a Mitsubishi remote IO bus, a Siemens Profibus, a Profinet bus, a Huazhong HNC bus and a Beifu ETherCAT bus.

4. A motor control apparatus for a numerical control system according to claim 1, 2 or 3, characterized in that: and the second bus communication module comprises an MODBUS bus communication module, a CAN bus communication module and an EtherCAT bus communication module.

5. A motor control apparatus for a numerical control system according to claim 1, 2 or 3, characterized in that: the processor comprises a singlechip, an MCU, a CPU, a DSP, an FPGA, a CPLD or an ARM.

6. A motor control apparatus for a numerical control system according to claim 1, 2 or 3, characterized in that: the driving module is a servo driver.

7. A motor control apparatus for a numerical control system according to claim 1, 2 or 3, characterized in that: the switching key is a button key, a knob key or a dial key.

8. A motor control apparatus for a numerical control system according to claim 1, 2 or 3, characterized in that: the pulse generating module and the pulse receiving module are respectively a singlechip, an MCU, a DSP, an FPGA or a CPLD.

9. The utility model provides a numerical control equipment, includes multiple numerical control system and motor, its characterized in that: further comprising a motor control device according to any of claims 1-8.