CN103603133A - Detection device of knitting needle element, knitting machine and detection method of knitting needle element - Google Patents
Detection device of knitting needle element, knitting machine and detection method of knitting needle element Download PDFInfo
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- CN103603133A CN103603133A CN201310637312.9A CN201310637312A CN103603133A CN 103603133 A CN103603133 A CN 103603133A CN 201310637312 A CN201310637312 A CN 201310637312A CN 103603133 A CN103603133 A CN 103603133A
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- knitting needle
- needle part
- measurement data
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Abstract
The invention relates to the field of weaving machines, in particular to a detection device of a knitting needle element, a knitting machine and a detection method of the knitting needle element. The detection device of the knitting needle element comprises an electromagnetic induction measurement unit and coils used for generating an alternating magnetic field and receiving an induced magnetic field fed back by the knitting needle element, wherein the electromagnetic induction measurement unit comprises an input end and an output end, the input end is in electric connection with the coils, and the output end outputs electromagnetic induction measurement data obtained according to the alternating magnetic field and the induced magnetic field. The detection device of the knitting needle element and the detection method of the knitting needle element are free of influences of cotton fiber, dust and the like on the knitting needle element and accordingly the misjudgment that the knitting needle element lacks cannot occur.
Description
Technical field
The present invention relates to field of textile machinery, in particular to the detection method of checkout gear, loom and the knitting needle part of knitting needle part.
Background technology
The knitting needle part of traditional hosiery machine inside, because internal structure reason, after knitting needle part disappearance, is difficult to discovery, if after knitting needle part disappearance, replace not in time, will knit out the product of inferior quality so.
In correlation technique, whether the checkout gear of knitting needle part is to utilize laser reflection principle to survey knitting needle part to rupture, when laser penetrates, if metal knitting needle part exists, can reflect away, as ruptured, without, with this, judge whether knitting needle part lacks.
Yet, the checkout gear of the knitting needle part in correlation technique is in application, inventor finds to have following shortcoming: cotton-wool, dust that laser may be adsorbed onto above knitting needle part by hosiery machine inside absorb, and reflex does not occur, thereby has occurred the erroneous judgement of knitting needle part disappearance.
Summary of the invention
The object of the present invention is to provide the detection method of checkout gear, loom and the knitting needle part of knitting needle part, to solve the above problems.
The checkout gear that knitting needle part is provided in an embodiment of the present invention, comprising: electromagnetic induction measuring unit, and for generation of alternating magnetic field, and receive from the coil of the induced field of knitting needle part feedback.
Electromagnetic induction measuring unit comprises input and output, and input is electrically connected to coil, the measurement data of the electromagnetic induction that output output obtains according to alternating magnetic field and induced field.
Loom is also provided in an embodiment of the present invention, has comprised for controlling the control system of knitting needle part operation, also comprised as the checkout gear of the knitting needle part of above-described embodiment;
Control system is electrically connected to output.
The detection method that knitting needle part is also provided in an embodiment of the present invention, comprising:
Produce alternating magnetic field;
Receive the induced field that knitting needle part induction alternating magnetic field produces;
According to described alternating magnetic field and described induced field, obtain the measurement data of electromagnetic induction;
Contrast described measurement data and the reference data setting in advance;
Difference according to described measurement data with the reference data setting in advance, determines whether knitting needle part lacks.
The checkout gear of the knitting needle part that the embodiment of the present invention provides and the detection method of knitting needle part, utilize laser reflection principle to survey knitting needle whether to rupture with of the prior art, laser may be adsorbed onto the cotton-wool above knitting needle part by hosiery machine inside, dust absorbs, there is not reflex, thereby the erroneous judgement that has occurred knitting needle part disappearance is compared, coil is set and produces alternating magnetic field, and by electromagnetic induction measuring unit connecting coil, the feedback magnetic field and the reference magnetic field that according to knitting needle part induction alternating magnetic field, produce cause coil voltage, the isoparametric variation of impedance, obtain the variation of the measurement data of electromagnetic induction, can knitting needle part normal and when fixed rate turns round, the measurement data of the electromagnetic induction receiving is reference data, if measurement data and the reference data of the electromagnetic induction that knitting needle part receives when fixed rate turns round are variant, can judge knitting needle part disappearance, not affected by cotton-wool above knitting needle part, dust etc., there will not be the erroneous judgement of knitting needle part disappearance.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of a kind of embodiment of the checkout gear of knitting needle part of the present invention;
Fig. 2 shows the schematic diagram of a kind of embodiment of the checkout gear of knitting needle part of the present invention.
1-electromagnetic induction measuring unit; 2-coil; 3-knitting needle part; 4-controller.
The specific embodiment
Below by specific embodiment, also by reference to the accompanying drawings the present invention is described in further detail.
A checkout gear for knitting needle part 3, as shown in Figure 1, comprising: electromagnetic induction measuring unit 1, and for generation of alternating magnetic field, and receive from the coil 2 of the induced field of knitting needle part 3 feedbacks; Electromagnetic induction measuring unit 1 comprises input and output, and input is electrically connected to coil 2, the measurement data of the electromagnetic induction that output output obtains according to alternating magnetic field and induced field.
Knitting needle part 3 wherein can be sheetmetal knitting needle and all kinds of auxiliary knitting needles used such as all kinds of large circle machines, straight-bar machines, fur machine, hosiery machine, glove knitting machine.Comprise: through compiling pin and annex, circular knitting machine pin and sinker, sinker, latch needles and knife needle for cut velvet machine, computer stocking pin, sinker, half-needle, pusher jack, knitting needle, straight-bar machines pin, ribbon pin, gloves pin, plastics pin piece, sinker needle block, spring crochet hook (chassis pin, loop wheel machine pin, crocheting eedle), sinker, pattern bit, cutter, eye needle guide, spins knitting needle, yarn guide needle block, separating needle piece, groove pin and various auxiliary pin accessories etc.
The checkout gear of the knitting needle part 3 that the embodiment of the present invention provides, coil 2 is set and produces alternating magnetic field, and by electromagnetic induction measuring unit 1 connecting coil 2, according to induced field and the alternating magnetic field of the 3 induction alternating magnetic fields generations of knitting needle part, obtain the measurement data of electromagnetic induction; Can knitting needle part 3 normal and when fixed rate turns round, the measurement data of the electromagnetic induction receiving is reference data, if measurement data and the reference data of the electromagnetic induction that knitting needle part 3 receives when fixed rate turns round are variant, can judge knitting needle part 3 disappearances, not affected by cotton-wool above of knitting needle part 3, dust etc., there will not be the erroneous judgement of knitting needle part 3 disappearances.
Preferably, in the checkout gear of above-mentioned knitting needle part 3, as shown in Figure 2, also comprise: for receiving measurement data and carrying out the controller 4 of preset instructions according to measurement data; Controller 4 is electrically connected to output.
By conveniently manipulate measurement data of controller 4 is set, and generate according to measurement data control system or other external equipment that instruction sends to knitting needle part 3 place looms, such as outside alarming device or external display device.
Preferably, in the checkout gear of above-mentioned knitting needle part 3, described preset instructions comprises halt instruction and/or alarm command.
By preset instructions is set, be halt instruction and/or alarm command; can be by conveniently manipulate measurement data of controller 4 be set; and generate according to measurement data control system or other external equipment that halt instruction and/or alarm command send to knitting needle part 3 place looms; control system or other external equipment of loom are acted accordingly according to the situation of knitting needle disappearance, reduce the loss of producing.
In a kind of loom, comprise for controlling the control system of knitting needle part 3 operations, also comprise the checkout gear of the knitting needle part 3 as described in above-described embodiment; Control system is electrically connected to output.
The loom that the embodiment of the present invention provides, by the output of the electromagnetic induction measuring unit 1 in the checkout gear of the control system of loom and knitting needle part 3 is connected, make the control system of loom can read the electromagnetic induction measurement data of electromagnetic induction measuring unit 1 output, and measurement data is judged, according to judged result, control again the operation of knitting needle part 3, facilitate the timely and effective operation of adjusting knitting needle part 3 that whether lacks according to knitting needle part 3, increase work efficiency.
Preferably, in above-mentioned loom, also comprise: for receiving measurement data and carrying out the controller 4 of preset instructions according to measurement data; Controller 4 is electrically connected to output and control system.
By controller 4 is set, can according to measurement data, produce the control system that control instruction sends to loom by controller 4, thereby control the operation of knitting needle part 3, facilitate the timely and effective operation of adjusting knitting needle part 3 that whether lacks according to knitting needle part 3, increase work efficiency.
A detection method for knitting needle part 3, comprising: produce alternating magnetic field; Receive the induced field that knitting needle part induction alternating magnetic field produces; According to described alternating magnetic field and described induced field, obtain the measurement data of electromagnetic induction; Contrast described measurement data and the reference data setting in advance; Difference according to described measurement data with the reference data setting in advance, determines whether knitting needle part lacks.
The detection method of the knitting needle part 3 that the embodiment of the present invention provides, by alternating magnetic field and induced field, obtain the measurement data of electromagnetic induction, measurement of comparison data and the reference data setting in advance, thereby determine whether knitting needle part 3 lacks, not affected by cotton-wool above of knitting needle part 3, dust etc., there will not be the erroneous judgement of knitting needle part 3 disappearances, the accuracy rate of the disappearance of detection knitting needle part 3 is high.
Preferably, in the detection method of above-mentioned knitting needle part 3, the reference data setting in advance is: when knitting needle part 3 is normal, and according to alternating magnetic field and induced field, the electromagnetic induction measurement data obtaining.
By clear and definite reference data, make the concrete enforcement of detection method of knitting needle part 3 more convenient.
Preferably, in the detection method of above-mentioned knitting needle part, the measurement data of described electromagnetic induction comprises: the voltage and the impedance that produce the coil of described alternating magnetic field.
Measurement data by clear and definite electromagnetic induction, for producing voltage and the impedance of the coil of described alternating magnetic field, can be selected corresponding testing tool for voltage and impedance, conveniently detects the measurement data of electromagnetic induction of the detection method of knitting needle part 3.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a checkout gear for knitting needle part, is characterized in that, comprising: electromagnetic induction measuring unit, and for generation of alternating magnetic field, and receive from the coil of the induced field of knitting needle part feedback;
Described electromagnetic induction measuring unit comprises input and output, and described input is electrically connected to described coil, the measurement data of the electromagnetic induction that the output of described output obtains according to described alternating magnetic field and described induced field.
2. the checkout gear of knitting needle part according to claim 1, is characterized in that, also comprises: for receiving described measurement data and carrying out the controller of preset instructions according to described measurement data;
Described controller is electrically connected to described output.
3. the checkout gear of knitting needle part according to claim 2, is characterized in that, described preset instructions comprises halt instruction and/or alarm command.
4. a loom, comprises for controlling the control system of knitting needle part operation, it is characterized in that, also comprises the checkout gear of knitting needle part as claimed in claim 1;
Described control system is electrically connected to described output.
5. loom according to claim 4, is characterized in that, also comprises: for receiving described measurement data and carrying out the controller of preset instructions according to described measurement data;
Described controller is electrically connected to described output and described control system.
6. a detection method for knitting needle part, is characterized in that, comprising:
Produce alternating magnetic field;
Receive the induced field that knitting needle part induction alternating magnetic field produces;
According to described alternating magnetic field and described induced field, obtain the measurement data of electromagnetic induction;
Contrast described measurement data and the reference data setting in advance;
Difference according to described measurement data with the reference data setting in advance, determines whether knitting needle part lacks.
7. the detection method of knitting needle part according to claim 6, is characterized in that, described in the reference data that sets in advance be: when described knitting needle part is normal, according to described alternating magnetic field and described induced field, the electromagnetic induction measurement data obtaining.
8. according to the detection method of the knitting needle part described in claim 6 or 7, it is characterized in that, described measurement data comprises: the voltage and the impedance that produce the coil of described alternating magnetic field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310637312.9A CN103603133A (en) | 2013-11-29 | 2013-11-29 | Detection device of knitting needle element, knitting machine and detection method of knitting needle element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310637312.9A CN103603133A (en) | 2013-11-29 | 2013-11-29 | Detection device of knitting needle element, knitting machine and detection method of knitting needle element |
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| CN103603133A true CN103603133A (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310637312.9A Pending CN103603133A (en) | 2013-11-29 | 2013-11-29 | Detection device of knitting needle element, knitting machine and detection method of knitting needle element |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2760363A (en) * | 1951-07-30 | 1956-08-28 | Borg George W Corp | Defective needle spotter |
| US2963890A (en) * | 1957-09-03 | 1960-12-13 | James M Hoots | Electrical stop motion for knitting machines |
| US3659437A (en) * | 1969-07-25 | 1972-05-02 | Reynolds Tobacco Co R | Knitting machine defective needle detector |
| US3690127A (en) * | 1971-03-15 | 1972-09-12 | Stop Motion Devices Corp | Defective latch needle detector and control network therefor |
| JPS58127101A (en) * | 1982-01-26 | 1983-07-28 | Paafuekuto:Kk | Proximity detector |
| CN85107461B (en) * | 1985-10-13 | 1986-09-17 | 河南省驻马店地区内衣厂 | Magnetic cotton guide |
| JPH0314663A (en) * | 1989-06-12 | 1991-01-23 | Gunze Ltd | Sensor for needle breakage in knitting machine |
| CN201121241Y (en) * | 2007-09-30 | 2008-09-24 | 李健成 | Broken needle detection device of knitting machine |
-
2013
- 2013-11-29 CN CN201310637312.9A patent/CN103603133A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2760363A (en) * | 1951-07-30 | 1956-08-28 | Borg George W Corp | Defective needle spotter |
| US2963890A (en) * | 1957-09-03 | 1960-12-13 | James M Hoots | Electrical stop motion for knitting machines |
| US3659437A (en) * | 1969-07-25 | 1972-05-02 | Reynolds Tobacco Co R | Knitting machine defective needle detector |
| US3690127A (en) * | 1971-03-15 | 1972-09-12 | Stop Motion Devices Corp | Defective latch needle detector and control network therefor |
| JPS58127101A (en) * | 1982-01-26 | 1983-07-28 | Paafuekuto:Kk | Proximity detector |
| CN85107461B (en) * | 1985-10-13 | 1986-09-17 | 河南省驻马店地区内衣厂 | Magnetic cotton guide |
| JPH0314663A (en) * | 1989-06-12 | 1991-01-23 | Gunze Ltd | Sensor for needle breakage in knitting machine |
| CN201121241Y (en) * | 2007-09-30 | 2008-09-24 | 李健成 | Broken needle detection device of knitting machine |
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Application publication date: 20140226 |