CN202586863U - Frequency conversion control system of circular saw cutting machine - Google Patents
Frequency conversion control system of circular saw cutting machine Download PDFInfo
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- CN202586863U CN202586863U CN2012201319735U CN201220131973U CN202586863U CN 202586863 U CN202586863 U CN 202586863U CN 2012201319735 U CN2012201319735 U CN 2012201319735U CN 201220131973 U CN201220131973 U CN 201220131973U CN 202586863 U CN202586863 U CN 202586863U
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- 238000006243 chemical reaction Methods 0.000 title abstract description 9
- 238000001914 filtration Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model relates to a numerical control carbide annular saw cutting machine field, in particular to frequency conversion control system of annular saw cutting machine, a serial communication port, including PLC controller, DSP control module, drive module and frequency conversion module, including PWM unit and DSP unit in the DSP control module and linking to each other, the corresponding output of PLC controller links to each other with PWM unit and DSP unit respectively, and DSP control module's output links to each other with drive module and frequency conversion module in proper order. The input end of an inversion unit in the frequency conversion module is sequentially connected with the rectification filter unit, the air switch and the power input terminal, and the output end of the inversion unit is sequentially connected with the current sensor and the power output terminal. Compared with the prior art, the beneficial effects of the utility model are that: the circular saw cutting machine is controlled by adopting an advanced frequency conversion technology, the rotating speed of the motor can be controlled according to a pressure-frequency conversion curve programmed by software in advance, the failure rate of the cutting machine is reduced, and the cutting quality of a workpiece is improved.
Description
Technical field
The utility model relates to numerical control carbide alloy annular saw cutting machine field, particularly a kind of frequency-changing control system of annular saw cutting machine.
Background technology
At present, generally adopt 380V 50KW motor-driven saw head on the carbide alloy annular saw cutting machine, because power of motor is big; Start-up circuit is complicated, and failure rate is high, because the frequency of utilization of annular saw cutting machine is very high in producing; Often be operating only haltingly, inefficiency, rotating speed is unsmooth; Discontinuous, make the work piece cut quality not reach specification requirement, also more complicated in the operation.
Summary of the invention
The purpose of the utility model provides a kind of frequency-changing control system of annular saw cutting machine, overcomes the deficiency of prior art, adopts converter technique control annular saw cutting machine, improves the stability of rotating speed control, reduces the cutting machine failure rate, improves the work piece cut quality.
For solving the problems of the technologies described above, the technical scheme of the utility model is:
A kind of frequency-changing control system of annular saw cutting machine; Comprise PLC controller, DSP control module, driver module and frequency-variable module; Comprise in the said DSP control module that PWM (pulse-width modulation) unit links to each other with DSP (Digital Signal Processing) unit; PLC controller corresponding output end links to each other with the DSP unit with the PWM unit respectively, and the output of DSP control module links to each other with frequency-variable module with driver module successively.
The inversion unit input links to each other with rectification filtering unit, air switch, power input terminal successively in the said frequency-variable module, and the inversion unit output links to each other with power output terminal with current sensor successively.
Compared with prior art; The beneficial effect of the utility model is: adopt advanced converter technique control annular saw cutting machine, improved the stability of rotating speed control significantly, motor speed can be controlled by the voltage to frequency conversion curve of software programming in advance; Reliable operation; Reduced the cutting machine failure rate, motor rotation is steady, has improved the work piece cut quality greatly.
Description of drawings
Fig. 1 is the utility model example structure schematic block diagram.
Embodiment
Be described further below in conjunction with the embodiment of accompanying drawing the utility model:
See Fig. 1; It is the frequency-changing control system example structure sketch map of a kind of annular saw cutting machine of the utility model; Comprise PLC controller, DSP control module, driver module and frequency-variable module; Comprise in the DSP control module that the PWM unit links to each other with the DSP unit, PLC controller corresponding output end links to each other with the DSP unit with the PWM unit respectively, and the output of DSP control module links to each other with frequency-variable module with driver module successively.Implant system software in the PLC controller can be set up the voltage to frequency conversion curve, to adapt to rating of electric machine parameter.
The inversion unit input links to each other with rectification filtering unit, air switch, power input terminal successively in the frequency-variable module; The inversion unit output links to each other with power output terminal with current sensor successively; Power input terminal links to each other with three-phase 380V power supply, and power output terminal links to each other with annular saw cutting machine motor.
Claims (2)
1. the frequency-changing control system of an annular saw cutting machine; It is characterized in that; Comprise PLC controller, DSP control module, driver module and frequency-variable module; Comprise in the said DSP control module that the PWM unit links to each other with the DSP unit, PLC controller corresponding output end links to each other with the DSP unit with the PWM unit respectively, and the output of DSP control module links to each other with frequency-variable module with driver module successively.
2. the frequency-changing control system of a kind of annular saw cutting machine according to claim 1; It is characterized in that; The inversion unit input links to each other with rectification filtering unit, air switch, power input terminal successively in the said frequency-variable module, and the inversion unit output links to each other with power output terminal with current sensor successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201319735U CN202586863U (en) | 2012-03-30 | 2012-03-30 | Frequency conversion control system of circular saw cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201319735U CN202586863U (en) | 2012-03-30 | 2012-03-30 | Frequency conversion control system of circular saw cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202586863U true CN202586863U (en) | 2012-12-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201319735U Expired - Fee Related CN202586863U (en) | 2012-03-30 | 2012-03-30 | Frequency conversion control system of circular saw cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202586863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117307163A (en) * | 2023-11-27 | 2023-12-29 | 泉州华大超硬工具科技有限公司 | Electric control system and method for electrically driven plate chain arm saw |
-
2012
- 2012-03-30 CN CN2012201319735U patent/CN202586863U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117307163A (en) * | 2023-11-27 | 2023-12-29 | 泉州华大超硬工具科技有限公司 | Electric control system and method for electrically driven plate chain arm saw |
| CN117307163B (en) * | 2023-11-27 | 2024-04-30 | 泉州华大超硬工具科技有限公司 | Electric control system and method for electrically driven plate chain arm saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20180330 |