CN201107640Y - Hand-operated pulse control system for numerical control machine tool - Google Patents
Hand-operated pulse control system for numerical control machine tool Download PDFInfo
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- CN201107640Y CN201107640Y CNU2007201987459U CN200720198745U CN201107640Y CN 201107640 Y CN201107640 Y CN 201107640Y CN U2007201987459 U CNU2007201987459 U CN U2007201987459U CN 200720198745 U CN200720198745 U CN 200720198745U CN 201107640 Y CN201107640 Y CN 201107640Y
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Abstract
The utility model relates to a hand-operated pulse control system that is used for the numerical control machine, which comprises a hand-operated pulse generator, wherein, the hand-operated pulse generator comprises a first wireless communication module, the first wireless communication module is connected with a control-function circuit that is arranged inside the hand-operated pulse generator; the system also comprises a second wireless communication module that is arranged on the numerical-control machine, the second wireless communication module is connected with a control system that is arranged inside the numerical control machine, and the first wireless communication module is connected with the second wireless communication module through a wireless communication link. The hand-operated pulse control system of the utility model resolves the connection control problem between the hand-operated pulse generator and the numerical control system, and realizes the short-distant wireless high-speed communication of the data, which is not only flexible to control, but also has simple structure, low manufacturing cost; at the same time, the operation is fast and convenient, the working performance is stable and reliable, the application range is wide, which set a firm foundation for the further development of the control technology of the modern numerical-control machine.
Description
Technical field
The utility model relates to the numerically-controlled machine field, and particularly numerically-controlled machine pulse control technique field specifically is meant a kind of hand pulse-control system that is used for numerically-controlled machine.
Background technology
During modernization industry is produced, the use of numerically-controlled machine more and more widely, it is wherein modal that what lathe was manually controlled is exactly pulse producer.
In the prior art, what couple together by a data lines between employed hand pulse producer and the control system on the lathe, in use can be because of the reason use feeling inconvenience of band line, and command range is limited in the small range, like this for controlling all very inconvenience of lathe and monitoring in real time; Simultaneously, if the time of using is a bit long or frequent La Laila goes, then be easy to data line is fractureed, and the interrupt control signal, can't operate as normal, even can cause the fault and the infringement of controlled numerically-controlled machine, so just give people's work and produce and brought very big obstacle.
The utility model content
The purpose of this utility model is to have overcome above-mentioned shortcoming of the prior art, provides a kind of and can utilize that communication is controlled flexibly, simple in structure, manufacturing cost is lower, swift and convenient to operate, stable and reliable working performance, the scope of application comparatively are widely used in numerically-controlled machine hand pulse-control system.
In order to realize above-mentioned purpose, the hand pulse-control system that is used for numerically-controlled machine of the present utility model has following formation:
This is used for the hand pulse-control system of numerically-controlled machine, comprise hand pulse producer, its principal feature is, include first wireless communication module in the described hand pulse producer, control function circuit in described first wireless communication module and the hand pulse producer is connected, described system also comprises second wireless communication module that is arranged on the numerically-controlled machine, control system in described second wireless communication module and the numerically-controlled machine is connected, and is connected by wireless communication link between described first wireless communication module and second wireless communication module.
This first wireless communication module that is used for the hand pulse-control system of numerically-controlled machine comprises a wireless receiving and dispatching control module and an antenna element, and described antenna element is connected with control function circuit in the hand pulse producer by this wireless receiving and dispatching control module.
This second wireless communication module that is used for the hand pulse-control system of numerically-controlled machine comprises a wireless receiving and dispatching control module and an antenna element, and described antenna element is connected with control system in the numerically-controlled machine by this wireless receiving and dispatching control module.
This wireless receiving and dispatching control module that is used for the hand pulse-control system of numerically-controlled machine is the wireless monolithic transceiving chip of nRF2401A.
This interior control function circuit of hand pulse producer that is used for the hand pulse-control system of numerically-controlled machine comprises micro-control unit, input/output point collecting unit, power supply unit and pulse generation unit, and described micro-control unit is connected with described first wireless communication module, input/output point collecting unit, power supply unit and pulse generation unit respectively.
This interior control system of numerically-controlled machine that is used for the hand pulse-control system of numerically-controlled machine comprises micro-control unit, and described micro-control unit is connected with described second wireless communication module.
This micro-control unit that is used for the hand pulse-control system of numerically-controlled machine is 16 a RISC MSP430 series microprocessor chip.
Adopted the hand pulse-control system that is used for numerically-controlled machine of this utility model, owing in hand pulse producer, be provided with first wireless communication module, correspondingly in numerically-controlled machine, be provided with second wireless communication module, by in hand pulse producer with MCU with various signals, such as X, Y, each signal such as Z, various feeding multiplying powers * 1, * 10, * 100, pulse producer, after comprising that collections such as tightly stopping signal is good and carrying out anti-interference process, data are broken into the bag back to send by first wireless communication module, carry out the signal reception and second wireless communication module is installed at an end of numerically-controlled machine, after formulating corresponding unified Data Transport Protocol, just can realize two-way data communication, thereby solved the connection control problem between hand pulse producer and the digital control system, removed the hand pulse producer line La Laila trouble of going in tow from, realized short-distance wireless high speed communication between data, not only control flexibly, and it is simple in structure, manufacturing cost is lower, simultaneously swift and convenient to operate, stable and reliable working performance, the scope of application is comparatively extensive, for further developing of modern numerically-controlled machine control technology established solid foundation.
Description of drawings
Fig. 1 is the functional module principle schematic that is used for the hand pulse-control system of numerically-controlled machine of the present utility model.
Fig. 2 is the circuit theory diagrams of the hand pulse producer transmitting terminal of the hand pulse-control system that is used for numerically-controlled machine of the present utility model.
Fig. 3 is the circuit theory diagrams of the numerically-controlled machine receiving end of the hand pulse-control system that is used for numerically-controlled machine of the present utility model.
Fig. 4 is the data transmission flow figure of the wireless monolithic transceiving chip of hand pulse-control system nRF2401A under the ShockBurst mode that is used for numerically-controlled machine of the present utility model.
Fig. 5 is the Data Receiving process flow diagram of the wireless monolithic transceiving chip of hand pulse-control system nRF2401A under the ShockBurst mode that is used for numerically-controlled machine of the present utility model.
Embodiment
In order more to be expressly understood technology contents of the present utility model, describe in detail especially exemplified by following examples.
See also Fig. 1 to shown in Figure 3, this is used for the hand pulse-control system of numerically-controlled machine, comprise hand pulse producer 1, wherein, include first wireless communication module in the described hand pulse producer 1, described first wireless communication module is connected with control function circuit in the hand pulse producer 1; This first wireless communication module comprises a wireless receiving and dispatching control module 11 and antenna element 12, and described antenna element 12 is connected with control function circuit in the hand pulse producer 1 by this wireless receiving and dispatching control module 11; Control function circuit in this hand pulse producer 1 comprises micro-control unit (MCU) 13, input/output point collecting unit 14, power supply unit 15 and pulse generation unit 16, and described micro-control unit 13 is connected with described wireless receiving and dispatching control module 11, input/output point collecting unit 14, power supply unit 15 and pulse generation unit 16 respectively.
The described hand pulse-control system that is used for numerically-controlled machine also comprises second wireless communication module that is arranged on the numerically-controlled machine 2, control system 24 in described second wireless communication module and the numerically-controlled machine 2 is connected, and is connected by wireless communication link between described first wireless communication module and second wireless communication module; This second wireless communication module comprises a wireless receiving and dispatching control module 21 and antenna element 22, described antenna element 22 is connected by the control system 24 in this wireless receiving and dispatching control module 21 and the numerically-controlled machine 2, comprise micro-control unit 23 in the control system in this numerically-controlled machine 2, described micro-control unit 23 is connected with described second wireless communication module.
The described wireless receiving and dispatching control module 11,21 that is used for the hand pulse-control system of numerically-controlled machine can be the wireless monolithic transceiving chip of nRF2401A, and described micro-control unit 13,23 can be 16 RISC MSP430 series microprocessor chip.
Wherein, Northern Europe integrated circuit company has produced a series of radio transmitting and receiving chip, can open for free in a plurality of worlds common frequency band as: use under the frequency ranges such as 433MHZ, 2.4GHZ, used a model wherein to be in the utility model: nRF2401A, its main abbreviated functional description is as follows:
2.4GHz wireless monolithic transceiving chip nRF2401A
● the 2.4GHz frequency range that the whole world is open, 125 channels satisfy multifrequency and frequency hopping needs
● adopt the data of FSK or GSFK modulation, transfer rate can reach 1Mbps, is higher than bluetooth, has high data throughput, if reduce its transmission digit rate, can improve its interference free performance, is particularly suitable for industry spot and uses
● few peripheral cell only needs a crystal oscillator and a resistance
● all working parameters such as emissive power, frequency of operation are all finished by software setting
● 1.9V～3.6V low-power consumption, satisfy the low power dissipation design needs, be fit to the powered battery occasion
● be fit to be connected with various MCU (Microprocessor Control Unit), connect very simply, SPI (synchronous transmitting data interface) interface of a need and MCU or I/O mouth link to each other and get final product
● unique design: chip internal is provided with special mu balanced circuit, uses various power supplys to comprise that the DC/DC Switching Power Supply all has good communication efficiency
● unique design: each chip can pass through the maximum 40bit of software setting address, just understands output data (provide and interrupt indication) when only receiving this machine address, and programming is easily
● unique design: error correction and detection is the difficult point of wireless communication designs, and nRF2401 is built-in CRC error correction and detection hardware circuit and agreement really greatly facilitate their use-do not need the to carry out CRC check work of software for the software developer
● all running parameters such as emissive power, frequency of operation are all finished by software setting
For above-mentioned mentioned FSK frequency modulation technology, be a kind of frequency-shift keying technology, frequency keying (FSK:Frequency Shift Key) or be called frequency shift keying, it is to come transmission information with the frequency that digital signal goes to control carrier wave from technical standpoint.If " 1 " of digital signal sign indicating number is that the carrier wave of f1 transmits with frequency, " 0 " yard is that the carrier wave of f2 transmits with frequency, and then fsk signal can be regarded two staggered ASK signal sums as.This signal can be expressed as:
Wherein, the characteristics of FSK frequency modulation technology are: the FSK modulation technique is a kind of transmission mode the earliest of using in the data transmission, have that the bit error rate is low, transmission attenuation is little, characteristics such as strong anti-interference performance, noise robustness are good, and implement also than being easier to, be the optimal selection of carrier-wave transmission, be particularly suitable for the use of industry spot.
Concrete list of references information is as follows:
Pan new people, " computer communication technology (the 2nd edition) " the 5th chapter frequency band transmission and modulation technique, Electronic Industry Press, in August, 2006.
And MCU adopts 16 430 series processors of TIX.The MCU of 16 RISC MSP430, it is an industry solution least in power-consuming, be applicable to 8 to 16 powered battery types measurement application, comprise measurement, Industry Control product, portable apparatus, intelligent sensing and consumer electronics product, that wherein the utility model adopts is the MCU of this model of MSP430F1132, and its abbreviated functional description is as follows:
Characteristic description
● low-work voltage scope: 1.8V～3.6V
● super low-power consumption is particularly suitable for the powered battery occasion:
■ activity pattern: 200 μ A at 1MHz, 2.2V
■ standby mode: 0.7 μ A
■ " shut " mode" (RAM Retention): 0.1 μ A
● five kinds of battery saving modes
● wake 6 μ s up from standby mode
● 16-Bit RISC instruction system, 125ns instruction cycle
● the fundamental clock modular structure
Many internal resistances of ■
The single non-essential resistance of ■
■ 32-kHz crystal oscillator
■ high frequency crystal oscillator
The ■ resonator
The ■ external clock reference
● 16-Bit Timer A (be with 3 catch/comparand register)
● 10-Bit, 200ksps A/D converter (internal reference voltage, sampling maintenance, autoscan and data transfer controller)
● serial communication interface (USART), select asynchronous UART or synchronous SPI (only F12X2) by software
● the serial online programming need not outside program voltage, programmable safety fuse code protection
● the supply voltage low-voltage protection
In the middle of reality is used, in the hand pulse producer by MCU with various signals (such as X, Y, each signal such as Z, various feeding multiplying powers * 1, * 10, * 100, pulse producer comprises and tightly stops signal etc.) gather carry out anti-interference process after good after, data are broken into the bag back send by the wireless receiving and dispatching integrated chip.The wireless receiving and dispatching integrated chip has also been installed on one side in digital control system.After passing agreement, certain number just can carry out two-way data communication by formulating.
Wherein, the configuration interface of nRF2401A chip is made up of CE, PWR, CS.4 kinds of mode of operations are arranged, and data are by DATA, CLK1 input.All parameters such as its emissive power, frequency of operation are all finished by software setting.NRF2401A has 2 kinds of communication mode: ShockBurst (transparent transmission) and Direct mode.During the ShockBurst mode, the nRF2401A chip is the loading data head automatically, carries out work such as CRC check, and is few to the workload of outside programming, adopts the ShockBurst mode to work in system for this reason.The data of ShockBurst mode send and receive workflow and see also shown in the process flow diagram among Fig. 4 and Fig. 5.
By the process flow diagram among Fig. 4 and Fig. 5, can make corresponding Data Transport Protocol easily, repeat no more here.By not occurring the chaotic and random transmission of data each other of transmission between mutual data between the wireless hand-operated pulse producers different as can be seen in the software flow among Fig. 4 and Fig. 5 and between the different digital control systems.Each chip of nRF2401A can pass through the maximum 40bit of software setting address, just understands output data when only receiving this machine address.
Adopted the above-mentioned hand pulse-control system that is used for numerically-controlled machine, owing in hand pulse producer 1, be provided with first wireless communication module, correspondingly in numerically-controlled machine 2, be provided with second wireless communication module, by in hand pulse producer 1 with MCU with various signals, such as X, Y, each signal such as Z, various feeding multiplying powers * 1, * 10, * 100, pulse producer, after comprising that collections such as tightly stopping signal is good and carrying out anti-interference process, data are broken into the bag back to send by first wireless communication module, carry out the signal reception and second wireless communication module is installed at an end of numerically-controlled machine 2, after formulating corresponding unified Data Transport Protocol, just can realize two-way data communication, thereby solved the connection control problem between hand pulse producer 1 and the digital control system 2, removed the hand pulse producer 1 line La Laila trouble of going in tow from, realized short-distance wireless high speed communication between data, not only control flexibly, and it is simple in structure, manufacturing cost is lower, simultaneously swift and convenient to operate, stable and reliable working performance, the scope of application is comparatively extensive, for further developing of modern numerically-controlled machine control technology established solid foundation.
In this instructions, the utility model is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, instructions and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (8)
1, a kind of hand pulse-control system that is used for numerically-controlled machine, comprise hand pulse producer, it is characterized in that, include first wireless communication module in the described hand pulse producer, control function circuit in described first wireless communication module and the hand pulse producer is connected, described system also comprises second wireless communication module that is arranged on the numerically-controlled machine, control system in described second wireless communication module and the numerically-controlled machine is connected, and is connected by wireless communication link between described first wireless communication module and second wireless communication module.
2, the hand pulse-control system that is used for numerically-controlled machine according to claim 1, it is characterized in that, described first wireless communication module comprises a wireless receiving and dispatching control module and an antenna element, and described antenna element is connected with control function circuit in the hand pulse producer by this wireless receiving and dispatching control module.
3, the hand pulse-control system that is used for numerically-controlled machine according to claim 1, it is characterized in that, described second wireless communication module comprises a wireless receiving and dispatching control module and an antenna element, and described antenna element is connected with control system in the numerically-controlled machine by this wireless receiving and dispatching control module.
According to claim 2 or the 3 described hand pulse-control systems that are used for numerically-controlled machine, it is characterized in that 4, described wireless receiving and dispatching control module is the wireless monolithic transceiving chip of nRF2401A.
5, according to each described hand pulse-control system that is used for numerically-controlled machine in the claim 1 to 3, it is characterized in that, control function circuit in the described hand pulse producer comprises micro-control unit, input/output point collecting unit, power supply unit and pulse generation unit, and described micro-control unit is connected with described first wireless communication module, input/output point collecting unit, power supply unit and pulse generation unit respectively.
6, the hand pulse-control system that is used for numerically-controlled machine according to claim 5 is characterized in that, described micro-control unit is 16 a RISC MSP430 series microprocessor chip.
7, according to each described hand pulse-control system that is used for numerically-controlled machine in the claim 1 to 3, it is characterized in that, comprise micro-control unit in the control system in the described numerically-controlled machine, described micro-control unit is connected with described second wireless communication module.
8, the hand pulse-control system that is used for numerically-controlled machine according to claim 7 is characterized in that, described micro-control unit is 16 a RISC MSP430 series microprocessor chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201987459U CN201107640Y (en) | 2007-11-30 | 2007-11-30 | Hand-operated pulse control system for numerical control machine tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201987459U CN201107640Y (en) | 2007-11-30 | 2007-11-30 | Hand-operated pulse control system for numerical control machine tool |
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| Publication Number | Publication Date |
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| CN201107640Y true CN201107640Y (en) | 2008-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2007201987459U Expired - Lifetime CN201107640Y (en) | 2007-11-30 | 2007-11-30 | Hand-operated pulse control system for numerical control machine tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107824A (en) * | 2013-01-15 | 2013-05-15 | 深圳市岑科实业有限公司 | Wireless receiving launcher and wireless communication method |
| CN103149900A (en) * | 2013-02-04 | 2013-06-12 | 深圳市大族激光科技股份有限公司 | Communication method and communication device between power amplifier (PA) numerical control system and external device |
-
2007
- 2007-11-30 CN CNU2007201987459U patent/CN201107640Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107824A (en) * | 2013-01-15 | 2013-05-15 | 深圳市岑科实业有限公司 | Wireless receiving launcher and wireless communication method |
| CN103107824B (en) * | 2013-01-15 | 2015-12-09 | 深圳市岑科实业有限公司 | Wireless receiving reflector and wireless communications method |
| CN103149900A (en) * | 2013-02-04 | 2013-06-12 | 深圳市大族激光科技股份有限公司 | Communication method and communication device between power amplifier (PA) numerical control system and external device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI WEIHONG TECHNOLOGYCO., LTD. Free format text: FORMER OWNER: SHANGHAI NAIKAI ELECTRONIC SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20111021 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200032 XUHUI, SHANGHAI TO: 201108 MINHANG, SHANGHAI |
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| TR01 | Transfer of patent right |
Effective date of registration: 20111021 Address after: 201108, No. 2338, No. 29 Enterprise Park, headquarter, Shanghai Road, Minhang District Patentee after: Shanghai Weihong TechnologyCo., Ltd. Address before: 200032 Shanghai Xietu Road No. 1221 Room 305 Patentee before: Shanghai Naikai Electronic Science and Technology Co., Ltd. |
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| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI WEIHONG ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANGHAI WEIHONG TECHNOLOGYCO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 201108, No. 2338, No. 29 Enterprise Park, headquarter, Shanghai Road, Minhang District Patentee after: Shanghai Weihong Electronic Technology Ltd. Address before: 201108, No. 2338, No. 29 Enterprise Park, headquarter, Shanghai Road, Minhang District Patentee before: Shanghai Weihong TechnologyCo., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20080827 |