CN204896933U - Coiled material feeder frequency conversion pay -off control system - Google Patents
Coiled material feeder frequency conversion pay -off control system Download PDFInfo
- Publication number
- CN204896933U CN204896933U CN201520566920.XU CN201520566920U CN204896933U CN 204896933 U CN204896933 U CN 204896933U CN 201520566920 U CN201520566920 U CN 201520566920U CN 204896933 U CN204896933 U CN 204896933U
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- China
- Prior art keywords
- circuit
- control system
- frequency conversion
- coiled material
- feeding control
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- Expired - Fee Related
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Abstract
The utility model discloses a coiled material feeder frequency conversion pay -off control system, including converter (1), motor (2), feeder operation, its characterized in that are controlled through motor (2) in converter (1): converter (1) is through frequency conversion pay -off control system (3) actuating motor (2) operation. The utility model discloses effectively having solved the coiled material feeder and having adopted traditional control system, the feeder frequently opens and stops during the coiled material pay -off to the life problem of feeder and converter has been shortened.
Description
Technical field
The utility model relates to automatic control device technical field, is specifically related to a kind of coiled material feeder frequency conversion feeding control system.
Background technology
Coiled material is applied wider in mechanical equipment processing manufacturing industry, many employings are manually first cut into the sheet material of certain size size traditionally, then processed by artificial feeding, both lot of materials is wasted like this, strengthen operating personal work capacity again, cause capacity utilization rate not high, also there is the problems such as safety of operation hidden danger.Enterprise is for improving production efficiency; upgrading is carried out to the control system of most coiled material feeder; frequency converter and a small amount of low-voltage electrical apparatus and detecting element is utilized to realize controlling the automation feeding of coiled material; improve the production efficiency of product to a certain extent; reduce the labour intensity of operating personal; but also there is following problem; because this kind of control system feeder is in intermittent operation, the frequent start-stop of feeder can shorten the electrical motor of feeder and the service life of frequency converter.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of coiled material feeder frequency conversion feeding control system, the utility model efficiently solves coiled material feeder and adopts traditional control system, feeder frequent start-stop during coiled material feeding, thus the problem in service life shortening feeder and frequency converter.
The utility model is achieved through the following technical solutions:
A kind of coiled material feeder frequency conversion feeding control system, comprise frequency converter (1), electrical motor (2), frequency converter (1) controls feeder operation by electrical motor (2), it is characterized in that: described frequency converter (1) is by frequency conversion feeding control system (3) driving motor (2) operation.
The further Technological improvement plan of the utility model is:
Described frequency conversion feeding control system (3) comprises microprocessor module, coder, keyboard circuit, eeprom circuit, display circuit, D/A change-over circuit, switching on/off circuit, power circuit, working mode change circuit, microprocessor module is connected with the analog input end of frequency converter by D/A change-over circuit, microprocessor module is connected with the start-stop digital quantity input end of frequency converter by switching on/off circuit, power circuit is connected with the DC voltage output end of frequency converter, for frequency conversion feeding control system (3) provides working power.
The further Technological improvement plan of the utility model is:
Described D/A change-over circuit, switching on/off circuit are all connected with frequency converter by working mode change circuit, and working mode change circuit is used for switched system " continuously " and " intermittently " mode of operation;
Described coder is installed on electrical motor (2) output shaft, for detecting the feeder anglec of rotation and the number of turns;
Described keyboard circuit is used for the setting of system parameter, the detection of web transport high-low-position and receives the actuating signal of feeding Fabricating machinery;
Described eeprom circuit is used for memory system correlation parameter;
Described switching on/off circuit is used for the operation starting or stoping frequency converter (1).
The further Technological improvement plan of the utility model is:
Described microprocessor module adopts chip AT89S51; Eeprom circuit adopts chip AT24C02; D/A change-over circuit adopts chip DAC0832; Power circuit adopts chip LM7805; Display circuit adopts charactron and light-emitting diode, and keyboard circuit adopts matrix press-key circuit.
The utility model compared with prior art, has following obvious advantage:
The utility model arranges frequency conversion feeding control system in existing frequency converter front end, adopt existing single-chip microcomputer control technology, be connected with multifunction module by bussing technique, the continuous operation realizing coiled material feeder controls, thus efficiently solve coiled material feeder frequent start-stop mode of operation, improve the production efficiency of coiled material to a great extent, extend the service life of feeding electrical motor and frequency converter, and provide two kinds of operation modes, further ensure the uninterrupted operation of web-handled equipment.The utility model cost performance is high, control accuracy is high, and meanwhile, all input/output signals of control system all adopt plug-in connection plug, safeguards and replacing saves time and convenient.
Accompanying drawing explanation
Fig. 1 is the utility model system architecture diagram.
Detailed description of the invention
As shown in Figure 1, the utility model comprises frequency converter 1, electrical motor 2, and frequency converter 1 controls feeder operation by electrical motor 2, and described frequency converter 1 is by the operation of frequency conversion feeding control system 3 driving motor 2;
Described frequency conversion feeding control system 3 comprises microprocessor module, coder, keyboard circuit, eeprom circuit, display circuit, D/A change-over circuit, switching on/off circuit, power circuit, working mode change circuit, microprocessor module is connected with the analog input end of frequency converter by D/A change-over circuit, microprocessor module is connected with the start-stop digital quantity input end of frequency converter by switching on/off circuit, power circuit is connected with the DC voltage output end of frequency converter, for frequency conversion feeding control system 3 provides working power.
Described D/A change-over circuit, switching on/off circuit are all connected with frequency converter by working mode change circuit, and working mode change circuit is used for switched system " continuously " and " intermittently " mode of operation;
Described coder is installed on electrical motor 2 output shaft, for detecting the feeder anglec of rotation and the number of turns;
Described keyboard circuit is used for the setting of system parameter, the detection of web transport high-low-position and receives the actuating signal of feeding Fabricating machinery;
Described eeprom circuit is used for memory system correlation parameter;
Described switching on/off circuit is for starting or stoping the operation of frequency converter 1;
Described microprocessor module adopts chip AT89S51; Eeprom circuit adopts chip AT24C02; D/A change-over circuit adopts chip DAC0832; Power circuit adopts chip LM7805; Display circuit adopts charactron and light-emitting diode, and keyboard circuit adopts matrix press-key circuit.
Composition graphs 1 sketches principle of work of the present utility model:
First system operating mode is chosen as " continuously " pattern, by keyboard circuit, coiled material gross thickness is set, the thickness of coiled material, inlet amount, the system parameters such as the number of processing parts and process-cycle, microprocessor module starts after receiving the actuating signal of web-handled equipment voluntarily, output signal starts frequency converter 1 after switching on/off circuit and working mode change circuit, the counting pulse signal that microprocessor module provides according to coder and zero pulse signal and system correlation parameter export a digital quantity signal, this digital quantity signal is supplied to frequency converter 1 running frequency after D/A change-over circuit and working mode change circuit, in web transport process, if when upper limit or lower limit detecting element detect signal, illustrate that now coiled material feeder running velocity is lower or very fast, microprocessor suitably can be strengthened by adjustment or reduce to export digital quantity, frequency converter 1 running frequency is improved or reduces, so that the long needs of the material adapting to web-handled equipment, the mode of operation of system and correlation parameter can be shown by charactron on display circuit, when web-handled number of components reaches system settings, coiled material feeder stops feeding automatically, when frequency conversion feeding control system 3 occurs abnormal, by the change-over swith on working mode change circuit, system operating mode is chosen as " intermittently " pattern, can ensures that system runs without interruption like this.Wherein, eeprom circuit be used for saved system arrange correlation parameter.
Technological means disclosed in the utility model scheme is not limited only to the technological means disclosed in above-mentioned embodiment, also comprises the technical scheme be made up of above technical characteristic combination in any.It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle, can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (7)
1. a coiled material feeder frequency conversion feeding control system, comprise frequency converter (1), electrical motor (2), frequency converter (1) controls feeder operation by electrical motor (2), it is characterized in that: described frequency converter (1) is by frequency conversion feeding control system (3) driving motor (2) operation, described frequency conversion feeding control system (3) comprises microprocessor module, coder, keyboard circuit, eeprom circuit, display circuit, D/A change-over circuit, switching on/off circuit, power circuit, working mode change circuit, microprocessor module is connected with the analog input end of frequency converter by D/A change-over circuit, microprocessor module is connected with the start-stop digital quantity input end of frequency converter by switching on/off circuit, power circuit is connected with the DC voltage output end of frequency converter, for frequency conversion feeding control system (3) provides working power.
2. a kind of coiled material feeder frequency conversion feeding control system according to claim 1, it is characterized in that: described D/A change-over circuit, switching on/off circuit are all connected with frequency converter by working mode change circuit, working mode change circuit is used for switched system " continuously " and " intermittently " mode of operation.
3. a kind of coiled material feeder frequency conversion feeding control system according to claim 1 and 2, is characterized in that: described coder is installed on electrical motor (2) output shaft, for detecting the feeder anglec of rotation and the number of turns.
4. a kind of coiled material feeder frequency conversion feeding control system according to claim 1 and 2, is characterized in that: described keyboard circuit is used for the setting of system parameter, the detection of web transport high-low-position and receives the actuating signal of feeding Fabricating machinery.
5. a kind of coiled material feeder frequency conversion feeding control system according to claim 1 and 2, is characterized in that: described eeprom circuit is used for memory system correlation parameter.
6. a kind of coiled material feeder frequency conversion feeding control system according to claim 1 and 2, is characterized in that: described switching on/off circuit is used for starting or stoping the operation of frequency converter (1).
7. a kind of coiled material feeder frequency conversion feeding control system according to claim 1 and 2, is characterized in that: described microprocessor module adopts chip AT89S51; Eeprom circuit adopts chip AT24C02; D/A change-over circuit adopts chip DAC0832; Power circuit adopts chip LM7805; Display circuit adopts charactron and light-emitting diode, and keyboard circuit adopts matrix press-key circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520566920.XU CN204896933U (en) | 2015-07-31 | 2015-07-31 | Coiled material feeder frequency conversion pay -off control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520566920.XU CN204896933U (en) | 2015-07-31 | 2015-07-31 | Coiled material feeder frequency conversion pay -off control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204896933U true CN204896933U (en) | 2015-12-23 |
Family
ID=54919125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520566920.XU Expired - Fee Related CN204896933U (en) | 2015-07-31 | 2015-07-31 | Coiled material feeder frequency conversion pay -off control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204896933U (en) |
-
2015
- 2015-07-31 CN CN201520566920.XU patent/CN204896933U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20151223 Termination date: 20160731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |