CN2258178Y - Self-controlling device for length and position fixing and stop of loom - Google Patents

Abstract

The utility model relates to a length fixing and positioning self-controlling device of a loom, which is suitable for a loom with a shuttle. The utility model is composed of a counting circuit, a length fixing setting circuit, a comparison circuit, an output executive circuit and a positioning and parking circuit, wherein, the counting circuit is composed of a counting sensor circuit, a counting coding circuit, a decoding drive circuit and a display circuit; the length fixing setting circuit is composed of an oscillating circuit, a presetting count circuit, a decoding drive circuit and a display circuit; the positioning and parking circuit is composed of a counting sensor circuit, a monostable circuit and an output executive circuit. The utility model which is favorable to production, management and cost reduction has the advantages that the length counting is accurate, and the positioning and parking are accurate and reliable. The utility model can effectively reduce the crosspiece residue of a cloth surface, and can improve the textile product quality.

Description

Loom fixed length vehicle positioning stop self-con-tained unit

The utility model relates to a kind of loom fixed length vehicle positioning stop self-con-tained unit.

There is shuttle cloth machine in China's loom equipment, to occupy sizable ratio, be still the main machine that textile department is used at present, this loom automaticity is low, and auto-action all is a machine driving, poor reliability can not satisfy the requirement more and more higher to the textile product quality of present domestic and international market.

The purpose of this utility model is to provide a kind of and has the long counting of cloth, fixed length parking, vehicle positioning stop, broken yarn parking, shows the loom fixed length vehicle positioning stop self-con-tained unit of functions such as parking reason automatically.

The purpose of this utility model is achieved in that it is by counting circuit, fixed length is provided with circuit, comparison circuit, output executing circuit and vehicle positioning stop circuit are formed, counting circuit is by the sensor for countering circuit, the counting coding circuit, decoder driver circuit and display circuit are formed, the output of sensor for countering circuit connects the input of counting coding circuit, one tunnel output of counting coding circuit connects display circuit through decoder driver circuit, another road output of counting coding circuit connects the input of comparison circuit, fixed length is provided with circuit by oscillating circuit, prewired circuit, decoder driver circuit and display circuit are formed, the output of oscillating circuit connects the input that presets several circuit, one tunnel output of presetting several circuit connects display circuit through decoder driver circuit, another road output of presetting several circuit connects the input of comparison circuit, the output of comparison circuit connects the input of output executing circuit, the vehicle positioning stop circuit is by the sensor for countering circuit, monostable circuit and output executing circuit are formed, the output of sensor for countering circuit is by the input of monostable circuit, and the output of monostable circuit connects the input of output executing circuit.

Below in conjunction with accompanying drawing and example the utility model is further described.

Fig. 1 is a theory diagram of the present utility model.

Fig. 2 is circuit theory diagrams of the present utility model.

Fig. 3 is the vehicle positioning stop circuit theory diagrams.

Fig. 4 stops the information display circuit schematic diagram for car.

Fig. 5 is circuit for controlling motor and DC power supply circuit schematic diagram.

By Fig. 1-5 as can be known, the utility model is by counting circuit, fixed length is provided with circuit, comparison circuit, output executing circuit and vehicle positioning stop circuit are formed, counting circuit is by the sensor for countering circuit, the counting coding circuit, decoder driver circuit and display circuit are formed, the output of sensor for countering circuit connects counting coding electricity input slightly, one tunnel output of counting coding circuit connects display circuit through decoder driver circuit, counting is compiled another road of circuit and is exported the input that connects comparison circuit, fixed length is provided with circuit by oscillating circuit, preset several circuit, decoder driver circuit and display circuit are formed, the output of oscillating circuit connects the input that presets several circuit, one tunnel output of presetting several circuit connects display circuit through decoder driver circuit, another road output of presetting several circuit connects the input of comparison circuit, the output of comparison circuit connects the input of output executing circuit, the vehicle positioning stop circuit is by the sensor for countering circuit, monostable circuit and output executing circuit are formed, the input of the output order steady-state circuit of sensor for countering circuit, the output of monostable circuit connects the input of output executing circuit.

The sensor for countering circuit of counting circuit adopts Hall circuit, and it is by hall device IC ₁And resistance R ₁Form R ₁Be connected on IC ₁1 pin and 3 pin between, the counting coding circuit by BCD synchronous addition device IC ₃, IC ₄, press button A ₁Form IC ₃And IC ₄7 pin be connected A ₁Be connected on IC ₃7 pin and power supply just between, decoder driver circuit is by IC ₅And IC ₇Form, display circuit is by IC ₆And IC ₈Form IC ₁1 pin output meet IC ₃1 pin, IC ₃And IC ₄Output meet IC respectively ₅And IC ₇Input, IC ₅And IC ₇Output meet IC respectively ₆And IC ₈Input.

Fixed length is provided with the oscillating circuit of circuit by ic chip ₁₆, resistance R ₅, R ₆, capacitor C ₅, C ₆Form R ₅Be connected on IC ₁₆7 pin and power supply just between, R ₆Be connected to IC ₁₆7 pin and 2 pin between, IC ₁₆2 pin be connected C with 6 pin ₅Be connected to IC ₁₆5 pin and ground between, C ₆Be connected to IC ₁₆2 pin and ground between, preset several circuit by counter IC ₁₄, IC ₁₅, press button A ₂, A ₃ Form IC ₁₆3 pin output respectively through A ₂, A ₃Meet IC ₁₄, IC ₁₅9 pin, decoder driver circuit is by IC ₉, IC ₁₁Form, display circuit is by IC ₁₀, IC ₁₂Form IC ₁₄Output meet IC ₉Input, IC ₉Output meet IC ₁₀Input, IC ₁₅Output meet IC ₁₁Input, IC ₁₁Output meet IC ₁₂Input.

Comparison circuit is by ic chip ₁₃Form, output executing circuit is by relay K ₂Form IC ₃, IC ₁₄And IC ₄, IC ₁₅Output meet IC ₁₃Input, K ₂Be serially connected in IC ₁₃Output and ground between.

The monostable circuit of vehicle positioning stop circuit is by ic chip ₂, resistance R ₂-R ₄, capacitor C ₁-C ₄, press button A ₄₂, A ₆₂, A, normally opened contact K ₂₂Form A, A ₄₂, A ₆₂, K ₂₂Be serially connected in IC after the parallel connection ₁Output and IC ₂Input between, R ₂-R ₄, C ₁-C ₄Be IC ₂Outward element, output executing circuit is by relay K ₁, loom motor main circuit forms K ₁Be serially connected in IC ₂Output and ground between, the motor main circuit is by the contact J of motor M, contactor J ₁-J ₃, J ₆, commutation diode D ₁, D ₂, the normally opened contact K switch ₁₁, K ₁₂Form, three phase windings of motor M are through J ₁-J ₃Connect A, B, the C three-phase of power supply, K ₁₂Be connected on A contact J mutually ₃Parallel connection, K ₁₁With D ₁Series connection back be connected on C contact J mutually ₁Parallel connection, normally-closed contact J ₆With D ₂Be connected between the A phase and B phase connection of motor M D after the series connection ₁And D ₂Negative electrode be connected.

It also is provided with the parking information display circuit, and it is by controllable silicon SCR ₁-SCR ₃, diode D ₄, D ₅, variable color LED, press button A ₄₁, A ₆₁, normally opened contact K ₂₁Form SCR ₁-SCR ₃Anode just connecing power supply, LED and press button A ₅Be serially connected in SCR ₁-SCR ₃Cathode circuit in, SCR ₁-SCR ₃The control utmost point and power supply be connected in series A respectively between just ₆₁, K ₂₁, A ₄₁, SCR ₂Negative electrode pass through D respectively ₄, D ₅Be connected A with LED ₄₁With A ₄₂, A ₆₁With A ₆₂Be the interlock button.

Operation principle of the present utility model is as follows:

On the disk of cloth machine main shaft one end, fixing a magnetic material, hall device IC ₁Be fixed on the place over against magnetic material, disk when the main shaft band and rotate, magnetic material skims over IC ₁The time, IC ₁Just export a pulse signal, IC ₃This pulse signal is converted into binary-coded decimal, drives and display circuit IC by decoding again ₅And IC ₆Show IC ₃Carry pulse deliver to IC ₄, by IC ₇, IC ₈Show A ₁Press zero clearing.This circuit only draws two and counts, and can set any multidigit as required.Counting circuit of the present utility model as long as provide a conversion coefficient, is easy to obtain physical length for meter latitude counting.

The operation principle that fixed length is provided with circuit is as follows: IC ₁₆The pulse that produces is by press button A ₂, A ₃Give IC ₁₄, IC ₁₅Preset number, pass through IC then ₉, IC ₁₀And IC ₁₁, IC ₁₂Show, this circuit two figure places of only drawing preset, and can preset any multidigit as required.

The IC of counting circuit ₃, IC ₄With fixed length the IC of circuit is set ₄, IC ₁5 all by battery VDC power supply, even long-time the power failure, digital information also can be preserved for a long time.

Comparison circuit IC ₁₃The numeral that counting circuit and fixed length are provided with in the circuit compares, in case equate IC then ₁₃Export a control signal, make relay K ₂Adhesive, its normally opened contact K ₂₂Closure makes the vehicle positioning stop circuit working, realizes the fixed length vehicle positioning stop.

The operation principle of vehicle positioning stop circuit or title energy-dissipating brake circuit is as follows:

(see figure 3) when parking appears causing in following stop sign:, press the button switch A when artificial parking; When arriving fixed length, K ₂Adhesive, K ₂₂Connect: when cracked ends occurring, mechanical device touches A ₆₂When staplings occurring, mechanical device touches A ₄₂At this moment IC ₁The Hall pulse signal of output triggers monostable circuit IC by above-mentioned a certain road ₂Make its upset enter transient state, IC ₂3 pin output high level, make relay K ₁Adhesive, K ₁₃Cut off circuit for controlling motor, J discharges, its contact J ₁-J3 disconnects, meanwhile, and K ₁₁, K ₁₂, J ₆Connect braking circuit.From C through K ₁₁The positive half cycle current of rectification through the two phase windings inflow A of motor M phase, produces brake force in winding, the induced current in this two winding when negative half period, passes through J ₆And D ₂Release, quickened braking.Through after a while after (adjustable), IC ₂Turn back stable state, output low level, K ₁Discharge, cut off braking circuit, braking procedure finishes.

The operation principle that car stops information display circuit following (referring to Fig. 4): if cracked ends, mechanical device touches A ₆₁(A ₆₁With A ₆₂Interlock), make SCR ₁Conducting, LED glows; If staplings touches A ₄₁(A ₄₁With A ₄₂Interlock), make SCR ₃Conducting, the LED green light; When reaching fixed length, K ₂₁Closure, SCR ₂Conducting, LED sends out orange-colored light.These three kinds of different colours stop reason with regard to these three kinds of different cars above the expression.During car stopped, LED kept same color always, and when driving, the driving handle touches microswitch A ₅, LED is extinguished till.

In Fig. 5, J is a contactor, and T, Q are press button, and A7 is a DC power supply switch, and B is a transformer, and ZL is a bridge rectifier, and W is a three terminal regulator, and DC is a battery.

The utility model has the advantages that the fixed length counting accurately, it is aobvious to be used for cloth board class output Show and the preset of fixed length cropping, be conducive to production management and reduce production costs; The vehicle positioning stop standard Really reliable, the broken end parking spot can be adjusted fully as required, can effectively reduce the cloth cover horizontal stroke Shelves are residual; Broken end shows sensitive, and turner is touring can directly understand the broken end reason from light color, Seek the time of judging before saving machine, shorten down time, improve loom efficiency, alleviate car Worker's labour intensity.

Claims (6)

1, a kind of loom fixed length vehicle positioning stop self-con-tained unit, it is characterized in that it is by counting circuit, fixed length is provided with circuit, comparison circuit, output executing circuit and vehicle positioning stop circuit are formed, counting circuit is by the sensor for countering circuit, the counting coding circuit, decoder driver circuit and display circuit are formed, the output of sensor for countering circuit connects the input of counting coding circuit, one tunnel output of counting coding circuit connects display circuit through decoder driver circuit, another road output of counting coding circuit connects the input of comparison circuit, fixed length is provided with circuit by oscillating circuit, preset several circuit, decoder driver circuit and display circuit are formed, the output of oscillating circuit connects the input that presets several circuit, one tunnel output of presetting several circuit connects display circuit through decoder driver circuit, another road output of presetting several circuit connects the input of comparison circuit, the output of comparison circuit connects the input of output executing circuit, the vehicle positioning stop circuit is by the sensor for countering circuit, monostable circuit and output executing circuit are formed, the input of the output order steady-state circuit of sensor for countering circuit, the output of monostable circuit connects the input of output executing circuit.

2, device according to claim 1 is characterized in that the sensor for countering circuit of counting circuit adopts Hall circuit, and it is by hall device IC ₁And resistance R ₁Form R ₁Be connected on IC ₁1 pin and 3 pin between, the counting coding circuit by BCD synchronous addition device IC ₃, IC ₄, press button A ₁Form IC ₃And IC ₄7 pin be connected A ₁Be connected on IC ₃7 pin and power supply just between, decoder driver circuit is by IC ₅And IC ₇Form, display circuit is by IC ₆And IC ₈Form IC ₁1 pin output meet IC ₃1 pin, IC ₃And IC ₄Output meet IC respectively ₅And IC ₇Input, IC ₅And IC ₇Output meet IC respectively ₆And IC ₈Input.

3, device according to claim 2 is characterized in that fixed length is provided with the oscillating circuit of circuit by ic chip ₁₆, resistance R ₅, R ₆, capacitor C ₅, C ₆Form R ₅Be connected on IC ₁₆7 pin and power supply just between, R ₆Be connected to IC ₁₆7 pin and 2 pin between, IC ₁₆2 pin be connected C with 6 pin ₅Be connected to IC ₁₆5 pin and ground between, C ₆Be connected to IC ₁₆2 pin and ground between, preset several circuit by counter IC ₁₄, IC ₁₅, press button A ₂, A ₃Form IC ₁₆3 pin output respectively through A ₂, A ₃Meet IC ₁₄, IC ₁₅9 pin, decoder driver circuit is by IC ₉, IC ₁₁Form, display circuit is by IC ₁₀, IC ₁₂Form IC ₁₄Output meet IC ₉Input, IC ₉Output meet IC ₁₀Input, IC ₁₅Output meet IC ₁₁Input, IC ₁₁Output meet IC ₁₂Input.

4, device according to claim 3 is characterized in that comparison circuit is by ic chip ₁₃Form, output executing circuit is by relay K ₂Form IC ₃, IC ₄And IC ₄, IC ₁₅Output meet IC ₁₃Input, K ₂Be serially connected in IC ₁₃Output and ground between.

5, device according to claim 4, the monostable circuit that it is characterized in that the vehicle positioning stop circuit is by ic chip ₂, resistance R ₂-R ₄, capacitor C ₁-C ₄, press button A ₄₂, A ₆₂, A, normally opened contact K ₂2 form A, A ₄₂, A ₆₂, K ₂₂Be serially connected in IC after the parallel connection ₁Output and IC ₂Input between, R ₂-R ₄, C ₁-C ₄Be IC ₂Outward element, output executing circuit is by relay K ₁, loom motor main circuit forms K ₁Be serially connected in IC ₂Output and ground between, the motor main circuit is by the contact J of motor M, contactor J ₁-J ₃, J ₆, commutation diode D ₁, D ₂, the normally opened contact K switch ₁₁, K ₁₂Form, three phase windings of motor M are through J ₁-J ₃Connect A, B, the C three-phase of power supply, K ₁₂Be connected on A contact J mutually ₃Parallel connection, K ₁₁With D ₁Series connection back be connected on C contact J mutually ₁Parallel connection, normally-closed contact J ₆With D ₂Be connected between the A phase and B phase connection of motor M D after the series connection ₁And D ₂Negative electrode be connected.

6, device according to claim 5 is characterized in that it also is provided with the parking information display circuit, and it is by controllable silicon SCR ₁-SC _R3, diode D ₄, D ₅, variable color LED, press button A ₄₁, A ₆₁, normally opened contact K ₂₁Form SCR ₁-SCR ₃Anode just connecing power supply, LED and press button A ₅Be serially connected in SCR ₁-SCR ₃Cathode circuit in, SCR ₁-SCR ₃The control utmost point and power supply be connected in series A respectively between just ₆₁, K ₂₁, A ₄₁, SCR ₂Negative electrode pass through D respectively ₄, D ₅Be connected A with LED ₄₁With A ₄₂, A ₆₁With A ₆₂Be the interlock button.

Images