CN101286055A - High speed air-floating main shaft temperature alarming and rotation speed monitoring system - Google Patents
High speed air-floating main shaft temperature alarming and rotation speed monitoring system Download PDFInfo
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- CN101286055A CN101286055A CNA2008100668525A CN200810066852A CN101286055A CN 101286055 A CN101286055 A CN 101286055A CN A2008100668525 A CNA2008100668525 A CN A2008100668525A CN 200810066852 A CN200810066852 A CN 200810066852A CN 101286055 A CN101286055 A CN 101286055A
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Abstract
The invention provides a high-speed air floatation main shaft temperature ultra-high alarming and rotation speed monitoring device, comprising a main shaft temperature ultra-high alarming part and a rotation speed monitoring part, wherein, the rotation speed monitoring part comprises a filter circuit, a signal amplification circuit, a signal selection circuit, a counting circuit and a communication circuit; the main shaft temperature ultra-high alarming part comprises a temperature filter circuit and a temperature signal amplification circuit; the high-speed air floatation main shaft temperature ultra-high alarming and rotation speed monitoring device has the effects of preventing manipulators from taking or replacing cutters to block the main shaft when the rotation speed is still not zero so as to protect the main shaft, protecting the processed circuit boards of the users against poor quality or rejections caused by oversize of rotation speed of the main shaft, immediately stopping the main shaft and protecting the main shaft when the temperature of the main shaft exceeds the normal working temperature.
Description
Technical field
The present invention relates to warning of high speed air-floating main shaft temperature superelevation and rotational speed measuring device that a kind of numerical control PCB drilling hole machine tool is used.
Background technology
In the circuit board manufacture field, in the past, reported to the police and the exploitation of rotational speed measuring device is seldom for the high speed air-floating main shaft temperature superelevation.Generally, the deviser does not receive the high speed air-floating main shaft tach signal in the host computer, therefore, both can't know in the operation whether the high speed air-floating main shaft rotating speed arrives the instruction rotating speed; Can't know also when the requirement high speed air-floating main shaft was out of service, whether main shaft had really stopped operation; And, when main shaft actual speed and setting command rotating speed differ big, influence the drilling quality of wiring board.
In addition, the deviser only receives the high speed air-floating main shaft temperature alarming signal in the host computer, main shaft temperature is not monitored, and therefore, when main shaft temperature surpasses the normal temperature of work, can not stop the operation of main shaft immediately, to protect main shaft.
Summary of the invention
The purpose of this invention is to provide a kind of high speed air-floating main shaft temperature superelevation and report to the police and rotational speed measuring device, solve following three problems: 1, the user can't know high speed air-floating main shaft actual speed problem.2, monitoring main shaft temperature and rotating speed are with the protection main shaft.3, solution high speed air-floating main shaft output speed signal is irregular, disturbs big problem.
The technical solution adopted in the present invention is as follows:
A kind of high speed air-floating main shaft temperature superelevation is reported to the police and rotational speed measuring device, comprise main shaft temperature superelevation warning part and two parts of monitor speed, wherein, described monitor speed partly comprises filtering circuit, signal amplification circuit, signal selecting circuit, counting circuit and telecommunication circuit, differential wave impulse with speed of mainshaft sensor sends inserts in the filtering circuit, enters in the filter amplifier again, the tach signal of output is through the tach signal amplifying circuit, enter into signal selecting circuit, enter the CPU timer counter again, the data of counting in the certain hour are sent to host computer through telecommunication circuit; Described main shaft temperature superelevation is reported to the police and is partly comprised temperature filtering circuit and temperature signal amplifying circuit, the differential wave impulse that the main shaft temperature inductor is sent, in the cut-in temperature filtering circuit, enter again in the filter amplifier, be transferred in the host computer through the temperature signal amplifying circuit then.
Described filtering circuit comprises that filter network circuit and model that first resistance (R1), first electric capacity (C1), second resistance (R2), second electric capacity (C2) are formed are the filter amplifier of LM6134BIN.
Described tach signal amplifying circuit comprises the signal amplification circuit that the 3rd resistance (R3), the 3rd electric capacity (C3), the 4th resistance (R4), triode (Q1) are formed.
The model of described signal selecting circuit is CD4052, comprises two tach signal input ends, two tach signal output terminals and three alternative condition output terminals.
It is the integrated chip of MAX232 that described telecommunication circuit is selected model for use.
According to the relation of rotating speed and voltage, pre-set the reference voltage of filter amplifier LM6134BIN, when rotating speed is overproof when surpass setting, host computer will provide the warning stop signal.
Described temperature filtering circuit comprises first resistance (R1), second resistance (R2), the 3rd resistance (R3) and first electric capacity (C1) and filter amplifier.
Described temperature signal amplifying circuit is selected the M54563 chip for use.
Relation according to heating temp and voltage; the suitable reference voltage that sets filter amplifier in the temperature filtering circuit; when temperature surpasses the alarm temperature that is provided with; filter amplifier will be exported a high level signal; through the temperature signal amplifying circuit; heat alarm will be transferred in the host computer, provide stopping signal.
Beneficial effect of the present invention is: help the rotating speed control of high speed air-floating main shaft, when preventing that rotating speed from not stopping being zero, mechanical arm reaches the tool changing tool, stuck main shaft.
When high speed air-floating main shaft occur unusual, when actual speed and instruction rotating speed differs above setting range, can be out of service immediately, protect main shaft, the quality that protection client's processed wiring board causes because of the speed of mainshaft is overproof is bad or scrap.
When main shaft temperature surpasses the normal temperature of work, can stop the operation of main shaft immediately, protect main shaft.
Description of drawings
Fig. 1, entire circuit principle of work and block scheme;
Fig. 2, tach signal amplifier section schematic diagram;
Fig. 3, signal selecting part divides schematic diagram;
Fig. 4, the segment count schematic diagram;
Fig. 5, the communications portion schematic diagram;
Fig. 6, temperature filtering circuit principle letter figure;
Fig. 7, temperature signal amplifying circuit schematic diagram.
Fig. 8, rotating speed filtering circuit schematic diagram.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and shown in Figure 8,
A kind of high speed air-floating main shaft temperature superelevation is reported to the police and rotational speed measuring device, comprise main shaft temperature superelevation warning part and two parts of monitor speed, wherein, described monitor speed partly comprises filtering circuit, signal amplification circuit, signal selecting circuit, counting circuit and telecommunication circuit, main shaft whenever turns around, speed of mainshaft sensor will send 6 differential wave impulses, the differential wave impulse that has a large amount of undesired signals of sending is inserted R1, C1, R2, in the filter network circuit that C2 forms, enter again in the LM6134BIN filter amplifier, set the REF (reference voltage) of filter amplifier LM6134BIN after, the tach signal of output is through the tach signal amplifying circuit, to signal selecting circuit CD4052, enter the CPU timer counter, the data of counting in the certain hour are sent to host computer through telecommunication circuit MAX232 chip, host computer is according to timing relationship, calculate the rotating speed of main shaft per minute, and on host computer, show rotating speed, surpass when setting, will provide the warning stop signal when rotating speed is overproof when forward spindle.
Described filtering circuit comprises that filter network circuit and model that first resistance (R1), first electric capacity (C1), second resistance (R2), second electric capacity (C2) are formed are the filter amplifier of LM6134BIN.
Described tach signal amplifying circuit comprises the signal amplification circuit that the 3rd resistance (R3), the 3rd electric capacity (C3), the 4th resistance (R4), triode (Q1) are formed.
The model of described signal selecting circuit is CD4052, comprises two tach signal input ends, two tach signal output terminals and three alternative condition output terminals.
It is the integrated chip of MAX232 that described telecommunication circuit is selected model for use.
According to the relation of rotating speed and voltage, pre-set the reference voltage of filter amplifier LM6134BIN, when rotating speed is overproof when surpass setting, host computer will provide the warning stop signal.
Described temperature filtering circuit comprises first resistance (R1), second resistance (R2), the 3rd resistance (R3) and first electric capacity (C1) and filter amplifier.
Described temperature signal amplifying circuit is selected the M54563 chip for use.
When main shaft moves; the main shaft stator coil will have heating to a certain degree; relation according to heating temp and voltage; the suitable REF that sets filter amplifier (reference voltage); when temperature surpasses the alarm temperature that is provided with, filter amplifier will be exported a high level signal, through temperature signal amplifying circuit M54563 chip; heat alarm will be transferred in the host computer host computer, provide stopping signal.
Claims (9)
1, a kind of high speed air-floating main shaft temperature superelevation is reported to the police and rotational speed measuring device, comprise main shaft temperature superelevation warning part and two parts of monitor speed, wherein, described monitor speed partly comprises filtering circuit, signal amplification circuit, signal selecting circuit, counting circuit and telecommunication circuit, differential wave impulse with speed of mainshaft sensor sends inserts in the filtering circuit, enters in the filter amplifier again, the tach signal of output is through the tach signal amplifying circuit, enter into signal selecting circuit, enter the CPU timer counter again, the data of counting in the certain hour are sent to host computer through telecommunication circuit; Described main shaft temperature superelevation is reported to the police and is partly comprised temperature filtering circuit and temperature signal amplifying circuit, the differential wave impulse that the main shaft temperature inductor is sent, in the cut-in temperature filtering circuit, enter again in the filter amplifier, be transferred in the host computer through the temperature signal amplifying circuit then.
2, high speed air-floating main shaft temperature superelevation according to claim 1 is reported to the police and rotational speed measuring device, it is characterized in that: described filtering circuit comprises that filter network circuit and model that first resistance (R1), first electric capacity (C1), second resistance (R2), second electric capacity (C2) are formed are the filter amplifier of LM6134BIN.
3, high speed air-floating main shaft temperature superelevation according to claim 1 and 2 is reported to the police and rotational speed measuring device, it is characterized in that: described tach signal amplifying circuit comprises the signal amplification circuit that the 3rd resistance (R3), the 3rd electric capacity (C3), the 4th resistance (R4), triode (Q1) are formed.
4, high speed air-floating main shaft temperature superelevation according to claim 3 is reported to the police and rotational speed measuring device, it is characterized in that: the model of described signal selecting circuit is CD4052, comprises two tach signal input ends, two tach signal output terminals and three alternative condition output terminals.
5, high speed air-floating main shaft temperature superelevation according to claim 4 is reported to the police and rotational speed measuring device, and it is characterized in that: it is the integrated chip of MAX232 that described telecommunication circuit is selected model for use.
6, high speed air-floating main shaft temperature superelevation according to claim 1 and 2 is reported to the police and rotational speed measuring device, it is characterized in that: according to the relation of rotating speed and voltage, pre-set the reference voltage of filter amplifier LM6134BIN, when rotating speed is overproof when surpass setting, host computer will provide the warning stop signal.
7, high speed air-floating main shaft temperature superelevation according to claim 1 is reported to the police and rotational speed measuring device, and it is characterized in that: described temperature filtering circuit comprises first resistance (R1), second resistance (R2), the 3rd resistance (R3) and first electric capacity (C1) and filter amplifier.
8, high speed air-floating main shaft temperature superelevation according to claim 7 is reported to the police and rotational speed measuring device, and it is characterized in that: described temperature signal amplifying circuit is selected the M54563 chip for use.
9, report to the police and rotational speed measuring device according to claim 1 or 8 described high speed air-floating main shaft temperature superelevation; it is characterized in that: according to the relation of heating temp and voltage; the suitable reference voltage that sets filter amplifier in the temperature filtering circuit; when temperature surpasses the alarm temperature that is provided with; filter amplifier will be exported a high level signal; through the temperature signal amplifying circuit, heat alarm will be transferred in the host computer, provide stopping signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100668525A CN101286055A (en) | 2008-04-25 | 2008-04-25 | High speed air-floating main shaft temperature alarming and rotation speed monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100668525A CN101286055A (en) | 2008-04-25 | 2008-04-25 | High speed air-floating main shaft temperature alarming and rotation speed monitoring system |
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| CN101286055A true CN101286055A (en) | 2008-10-15 |
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| CNA2008100668525A Pending CN101286055A (en) | 2008-04-25 | 2008-04-25 | High speed air-floating main shaft temperature alarming and rotation speed monitoring system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635623A (en) * | 2013-11-07 | 2015-05-20 | 维嘉数控科技（苏州）有限公司 | Main shaft rotating speed monitoring device and main shaft rotating speed monitoring method |
| CN109144120A (en) * | 2017-06-15 | 2019-01-04 | 大族激光科技产业集团股份有限公司 | A kind of speed of mainshaft control method and device |
| CN110620701A (en) * | 2019-09-12 | 2019-12-27 | 北京百度网讯科技有限公司 | Data stream monitoring processing method, device, equipment and storage medium |
| CN116124360A (en) * | 2023-04-14 | 2023-05-16 | 新乡北方车辆仪表有限公司 | Method for self-judging out-of-tolerance output of piezoresistive pressure sensor |
-
2008
- 2008-04-25 CN CNA2008100668525A patent/CN101286055A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104635623A (en) * | 2013-11-07 | 2015-05-20 | 维嘉数控科技（苏州）有限公司 | Main shaft rotating speed monitoring device and main shaft rotating speed monitoring method |
| CN104635623B (en) * | 2013-11-07 | 2018-01-30 | 维嘉数控科技（苏州）有限公司 | Speed of mainshaft monitoring method |
| CN109144120A (en) * | 2017-06-15 | 2019-01-04 | 大族激光科技产业集团股份有限公司 | A kind of speed of mainshaft control method and device |
| CN110620701A (en) * | 2019-09-12 | 2019-12-27 | 北京百度网讯科技有限公司 | Data stream monitoring processing method, device, equipment and storage medium |
| CN110620701B (en) * | 2019-09-12 | 2024-03-08 | 北京百度网讯科技有限公司 | Data stream monitoring processing method, device, equipment and storage medium |
| CN116124360A (en) * | 2023-04-14 | 2023-05-16 | 新乡北方车辆仪表有限公司 | Method for self-judging out-of-tolerance output of piezoresistive pressure sensor |
| CN116124360B (en) * | 2023-04-14 | 2023-07-25 | 新乡北方车辆仪表有限公司 | Method for self-judging out-of-tolerance output of piezoresistive pressure sensor |
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Application publication date: 20081015 |