CN205049898U - A voltage switching control circuit for hosiery machine - Google Patents
A voltage switching control circuit for hosiery machine Download PDFInfo
- Publication number
- CN205049898U CN205049898U CN201520622345.0U CN201520622345U CN205049898U CN 205049898 U CN205049898 U CN 205049898U CN 201520622345 U CN201520622345 U CN 201520622345U CN 205049898 U CN205049898 U CN 205049898U
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- voltage
- module
- control circuit
- divider resistance
- hosiery machine
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Abstract
The utility model discloses a voltage switching control circuit for hosiery machine, its technical essential is including control module: in order to send control signal, high -low pressure feedback module: in response to control signal to output feedback signal, feedback signal includes high pressure signal and low pressure signal, voltage stabilizing module: in response to feedback signal to output power supply voltage, power supply voltage includes high voltage and low -voltage, the electromagnetic valve drive module: in response to power supply voltage to drive moving electromagnetic valve work, power module: be used for provide voltage. The utility model provides a can carry out the power supply voltage of solenoid valve high low -voltage switches over to power consumption's a voltage switching control circuit for hosiery machine on the reduction solenoid valve.
Description
Technical field
The utility model relates to a kind of hosiery machine, and it relates to a kind of voltage switching control circuit for hosiery machine in particular.
Background technology
Hosiery machine, adopts crochet hook to weave shaping socks sheet, namely for the production of the knitting machine of socks.Hosiery machine, when its work, is generally the weaving of jointly having coordinated socks product by many parts such as knitting needle, sinker and yarn sleys.In hosiery machine, utilize solenoid valve coil the elasticity of electric and dead electricity and spring to control the movement of iron core, with the break-make of gas circuit on Controlling solenoid valve, thus control the to-and-fro movement of piston rod in the cylinder be connected with this solenoid valve, this cylinder is finally utilized to control the motion of knitting needle and sinker and miscellaneous part in hosiery machine, to complete the weaving to socks product.
In the control circuit of current above-mentioned solenoid valve, the voltage of 24V is provided to solenoid valve coil, make coil produce magnetic force to be subjected to displacement with the elastic force overcoming spring, carry out the control to gas circuit in solenoid valve, but according to this enterprise long-term put into practice gained, coil is after the power supply obtaining rated voltage 24V, iron core (maximum 50 milliseconds) overcome spring in 50 milliseconds elastic force can complete displacement, simultaneously after spring completes displacement, do not need the rated voltage obtaining 24V, namely only need obtain lower voltage just can keep displacement after state.But in current control circuit on the market, in whole power supply process in solenoid valve before and after iron core displacement, the power supply that coil obtains is all 24V, so just result in the loss of electric energy in this process, a lot of cylinders can be used to control the motion of various parts in a hosiery machine simultaneously, a large amount of solenoid valves can be used (applied to 64 cylinders in this enterprise to control these cylinders, even if having 64 solenoid valves), further, in an enterprise, can apply to a large amount of hosiery machines for the production of, so result in the loss of a large amount of electric energy, on the other hand, in a hosiery machine, because all solenoid valves are all install concentratedly in an install bin, so under all solenoid valves maintain the power supply state of rated voltage 24V, a large amount of heats can be produced, cause the rising of the temperature in install bin always, and then just can have influence on the normal service life of solenoid valve, further, when a large amount of hosiery machines concentrates on and normally works in a workshop, the normal temperature in workshop can be made significantly to increase.
Utility model content
For the deficiencies in the prior art, the utility model provides and a kind ofly the supply voltage of solenoid valve can be carried out high-low voltage switching, to power on the consumable voltage switching control circuit for hosiery machine to reduce solenoid valve.
For achieving the above object, the utility model provides following technical scheme: a kind of voltage switching control circuit for hosiery machine, comprises control module: to send control signal; High-low pressure feedback module: in response to control signal, and output feedback signal, described feedback signal comprises high-voltage signal and low-voltage signal; Voltage stabilizing module: in response to feedback signal, and export supply voltage, described supply voltage comprises high voltage and low-voltage; Solenoid valve driving module: in response to supply voltage, and drive electromagnetic valve work; Power module: for providing voltage.
Preferably, described control module is single-chip microcomputer.
Preferably, described Voltage stabilizing module is power switch adjuster, and described power switch adjuster comprises input end: be electrically connected on power module; Output terminal: for exporting supply voltage; Feedback end: for receiving feedback signals, with control output end output HIGH voltage or low-voltage.
Preferably, described high-low pressure feedback module comprises four the second divider resistances of connecting successively, the 3rd divider resistance, the 6th divider resistance and the 7th divider resistance, described second divider resistance is electrically connected on the output terminal of power switch adjuster, described 7th divider resistance ground connection, the node between described second divider resistance and the 3rd divider resistance is electrically connected on the feedback end of power switch adjuster; Optical coupled switch: the input end of described optical coupled switch is electrically connected on the Nodes between the 3rd divider resistance and the 6th divider resistance, the output head grounding of described optical coupled switch, the positive terminal electric connection of power supply module of described optical coupled switch, the negative pole end of described optical coupled switch is in response to control signal.
Preferably, also energy-storage module is included: think that power module provides back-up source.
Preferably, described energy-storage module includes storage capacitor, and the positive pole of described storage capacitor is electrically connected on power module, the minus earth of described storage capacitor.
Preferably, described storage capacitor is parallel with light emitting diode.
The utility model has the advantages that: in the utility model, supply voltage can be switched between high voltage and low-voltage, to save the loss of voltage on solenoid valve.
Accompanying drawing explanation
Fig. 1 is the module frame chart of the utility model for the voltage switching control circuit of hosiery machine;
Fig. 2 is the circuit diagram of the utility model for the voltage switching control circuit of hosiery machine.
Reference numeral: 1, Voltage stabilizing module; 2, high-low pressure feedback module; 3, energy-storage module.
Embodiment
By Fig. 1 to Fig. 2, the voltage switching control circuit that the utility model is used for hosiery machine is further described.
For a voltage switching control circuit for hosiery machine, comprise control module, this control module is single-chip microcomputer: for sending control signal; High-low pressure feedback module 2: in response to control signal, and output feedback signal, described feedback signal comprises high-voltage signal and low-voltage signal; Voltage stabilizing module 1: in response to feedback signal, and export supply voltage VQF, supply voltage VQF comprises high voltage and low-voltage; Solenoid valve driving module: in response to supply voltage VQF, and drive electromagnetic valve work, multiple solenoid valve is all connected on this solenoid valve driving module, and this solenoid valve driving module is the pcb board with circuit; Power module: for providing 27V DC voltage, the voltage that 27V DC voltage is linked into Voltage stabilizing module 1 after dividing potential drop is 24V.
Preferably, Voltage stabilizing module 1 is power switch adjuster, and the model of this power switch adjuster is MC33167, and power switch adjuster comprises input end VCC: this input end VCC is connected with power module, to receive the 24V voltage that power module provides; Output terminal OUT: for exporting supply voltage VQF, this supply voltage VQF is high voltage or low-voltage, and in the technical program, high voltage is 24V, and low-voltage is 13V; Feedback end FB: for receiving feedback signals, thus control output end OUT output is high voltage or low-voltage.
Preferably, high-low pressure feedback module 2 comprises four the second divider resistance R2 connected successively, the 3rd divider resistance R3, the 6th divider resistance and the 7th divider resistance R7, second divider resistance R2 is electrically connected on the output terminal OUT of power switch adjuster, 7th divider resistance R7 ground connection, the node between the second divider resistance R2 and the 3rd divider resistance R3 is electrically connected on the feedback end FB of power switch adjuster, the input end of optical coupled switch P: optical coupled switch P is electrically connected on the Nodes between the 3rd divider resistance R3 and the 6th divider resistance, the output head grounding of optical coupled switch P, the positive terminal electric connection of power supply module of optical coupled switch P, i.e. 24V voltage, the control signal that the negative pole end of optical coupled switch P sends in response to control single chip computer, to control the keying of light emitting diode in optical coupled switch P, and then the break-make controlled between the input end of optical coupled switch P and output terminal, different magnitudes of voltage (this magnitude of voltage is the feedback signal in the utility model) is received with the feedback end FB of regulating power switch adjuster, and then control power switch adjuster output HIGH voltage or low-voltage.
Preferably, also include energy-storage module 3: think that power module provides back-up source, this energy-storage module 3 is the energy storage electric energy C of 68000uf, the positive pole of this energy storage electric energy C is electrically connected on power module, the minus earth of energy storage electric energy C, when power module is while powering for modules, also charging for this energy storage electric energy C, thus when after the unexpected power-off of power module, this energy storage electric energy C can also for the utility model be powered within the end time, to ensure the good security of practicality of the present utility model.
Preferably, energy storage electric energy C is parallel with light emitting diode, this light emitting diode can show the utility model intuitively whether in normal work, to improve dirigibility of the present utility model.
In sum, workflow of the present utility model is: under original state, the power module of 27V after dividing potential drop for the input end VCC of power switch adjuster provides the voltage of 24V, and export the high voltage of 24V to solenoid valve driving module by its output terminal OUT, and the high voltage of 24V is provided to solenoid valve by this solenoid valve driving module, the elastic force that can overcome spring after making the coil in solenoid valve obtain 24V rated voltage is subjected to displacement, and now by the control of single-chip microcomputer, positive pole and the negative pole of optical coupled switch P are in off-state, namely light emitting diode is not energized, so the input end of optical coupled switch P and output terminal are off state, therefore the feedback signal that the feedback end FB of power switch adjuster receives is the partial pressure value of the second divider resistance R2 and the 3rd divider resistance R3+ the 6th divider resistance+the seven divider resistance R7.After 50 milliseconds, the negative pole conducting of Single-chip Controlling optical coupled switch P, make the direct ground connection of the 3rd divider resistance R3, thus the feedback signal making the feedback end of power switch adjuster receive is the partial pressure value of the second divider resistance R2 and the 3rd divider resistance R3, the supply voltage VQF of 13V is exported to solenoid valve driving module to control power switch adjuster, and the low-voltage of 13V is provided to the coil of solenoid valve by solenoid valve driving module, can maintain iron core move after state.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1., for a voltage switching control circuit for hosiery machine, it is characterized in that: comprise
Control module: to send control signal;
High-low pressure feedback module: in response to control signal, and output feedback signal, described feedback signal comprises high-voltage signal and low-voltage signal;
Voltage stabilizing module: in response to feedback signal, and export supply voltage, described supply voltage comprises high voltage and low-voltage;
Solenoid valve driving module: in response to supply voltage, and drive electromagnetic valve work;
Power module: for providing voltage.
2. the voltage switching control circuit for hosiery machine according to claim 1, is characterized in that: described control module is single-chip microcomputer.
3. the voltage switching control circuit for hosiery machine according to claim 1, is characterized in that: described Voltage stabilizing module is power switch adjuster, and the described power adjuster that opens the light comprises
Input end: be electrically connected on power module;
Output terminal: for exporting supply voltage;
Feedback end: for receiving feedback signals, with control output end output HIGH voltage or low-voltage.
4. the voltage switching control circuit for hosiery machine according to claim 1, is characterized in that: described high-low pressure feedback module comprises
Four second divider resistances of connecting successively, the 3rd divider resistance, the 6th divider resistance and the 7th divider resistances, described second divider resistance is electrically connected on the output terminal of power switch adjuster, described 7th divider resistance ground connection, the node between described second divider resistance and the 3rd divider resistance is electrically connected on the feedback end of power switch adjuster;
Optical coupled switch: the input end of described optical coupled switch is electrically connected on the Nodes between the 3rd divider resistance and the 6th divider resistance, the output head grounding of described optical coupled switch, the positive terminal electric connection of power supply module of described optical coupled switch, the negative pole end of described optical coupled switch is in response to control signal.
5. the voltage switching control circuit for hosiery machine according to claim 1, is characterized in that: also include energy-storage module: think that power module provides back-up source.
6. the voltage switching control circuit for hosiery machine according to claim 5, it is characterized in that: described energy-storage module includes storage capacitor, the positive pole of described storage capacitor is electrically connected on power module, the minus earth of described storage capacitor.
7. the voltage switching control circuit for hosiery machine according to claim 6, is characterized in that: described storage capacitor is parallel with light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622345.0U CN205049898U (en) | 2015-08-18 | 2015-08-18 | A voltage switching control circuit for hosiery machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622345.0U CN205049898U (en) | 2015-08-18 | 2015-08-18 | A voltage switching control circuit for hosiery machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205049898U true CN205049898U (en) | 2016-02-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520622345.0U Expired - Fee Related CN205049898U (en) | 2015-08-18 | 2015-08-18 | A voltage switching control circuit for hosiery machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205049898U (en) |
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2015
- 2015-08-18 CN CN201520622345.0U patent/CN205049898U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20160818 |