TW202006205A - Method for detecting knitting needle selection device and knitting needle selection device with detecting system - Google Patents

Abstract

A knitting needle selection device with detecting system includes a controller, a plurality of needle selectors, a transmitting cable and a machine station. The needle selector is an electromagnetic type selector. Each of the needle selectors has at least one detector which is able to detect an abnormal signal. The controller can transmit the signal by the transmitting cable to the needle selectors, and change the state of the needle selectors. The present disclosure can utilize the detector to detect an abnormal signal of the needle selectors and inform the controller about the abnormal state by the transmitting cable, so that a stopping signal can be sent to the machine station to stop the machine station. The present disclosure thus can send a stopping signal when an abnormal state of the needle selector is occurred, so as to avoid defective cloth or goods.

Description

Detection method of needle selection device and needle selection device with detection system

The invention relates to a needle selection device, in particular to a method for detecting a needle selection device and a needle selection device with a detection system.

Knitting machine includes control computer, needle selector and knitting machine. The control computer has a controller and a memory, and the memory is used to store a cloth pattern data. At the same time, the controller cooperates with the timing pulse wave to send the fabric pattern data stored in the memory to the needle selector through the data bus. The needle selector can actuate the knitting machine according to the cloth pattern data sent to knit the desired pattern.

Most of the existing needle selectors adopt piezoelectric or electromagnetic design, in which the piezoelectric needle selector has a high barrier rate, so the electromagnetic needle selector is gradually paid attention to by the industry. The electromagnetic needle selector All are provided with a plurality of coil iron core structures, so as to drive the selector jack to swing by the electromagnetic method, and then actuate the knitting needle action of the knitting machine.

However, the electromagnetic needle selector will have abnormal conditions such as short circuit or burnout. When any of the needle selectors of the knitting machine is abnormal, it is not immediately known. You must wait until the fabric is knitted and manually watch it with the human eye. It can be found by judgment that at this time, defective cloth and defective products have already occurred, and it is not easy to judge manually, and it is easy to cause negligence, which often causes serious losses to the manufacturer and increases manufacturing costs.

In summary, the inventor feels that the above-mentioned defects can be improved, but it is dedicated to study and cooperate with the application of theory, and finally proposes a reasonable design and effectively improves the above-mentioned defects of the present invention.

The technical problem to be solved by the present invention is to provide a method for detecting a needle selection device and a needle selection device with a detection system. When an abnormal state occurs in the needle selector, a stop signal can be issued to avoid defective cloth and defective products It can reduce losses and reduce manufacturing costs.

In order to solve the above technical problems, the present invention provides a method for detecting a needle selection device, comprising the steps of: providing a needle selection device with a detection system, the needle selection device including a controller, a plurality of needle selectors and a transmission line The needle selectors are electromagnetic needle selectors, the transmission line is electrically connected between the controller and the needle selectors, at least one sensor is provided on each of the needle selectors; the designed fabric The pattern data is sent to the controller; the controller transmits signals to the needle selectors through the transmission line to change the needle selection status of the needle selectors to achieve the effect of jacquard; and if the needle selector has an abnormal state, The sensor on the needle selector can detect the abnormal signal, and transmits the abnormal signal to the controller through the transmission line. After receiving the abnormal signal, the controller sends a stop signal to the machine to stop the machine.

In order to solve the above technical problems, the present invention also provides a needle selection device with a detection system, including: a controller; a plurality of needle selectors, the needle selectors are electromagnetic needle selectors, and the needle selectors Each is provided with at least one sensor, which can be used to detect abnormal signals; a transmission line, the transmission line is electrically connected between the controller and the needle selectors; and a machine, the needle selectors The controller is set on the machine; wherein the controller can send the signal to the needle selectors through the transmission line to change the state of the needle selectors. The needle selector can be detected by the sensor Abnormal signal, and transmit the abnormal signal to the controller through the transmission line to send a parking signal to the machine to stop the machine.

Preferably, the needle selector comprises a body, a driving circuit, a plurality of coil iron core structures and a plurality of needle selectors, the driving circuit and the plurality of coil iron core structures are arranged on the seat body, and the driving circuit passes The transmission line is electrically connected to the controller, the coil iron core structures are electrically connected to the driving circuit, the selector jacks are disposed on the base, and one end of the selector jacks extends out of the base, the The other ends of the selector jacks are respectively adjacent to the coil iron core structures, and can be driven to swing in an electromagnetic manner.

Preferably, the coil core structure has a coil and an iron core, the coil is wrapped around the iron core, the coil is electrically connected to the drive circuit, the sensor is electrically connected to the coil, and the sensor It is an abnormal current sensor. When an abnormal state occurs in the needle selector, the sensor detects abnormal current.

The beneficial effects of the invention:

When the needle selector has an abnormal state, the invention can send a parking signal to stop the machine, so as to avoid the occurrence of defective cloth and defective products, and can reduce losses and reduce manufacturing costs.

In order to further understand the technology, method and efficacy of the present invention to achieve the intended purpose, please refer to the following detailed description and drawings of the present invention. It is believed that the purpose, features and characteristics of the present invention can be deepened and specific For the sake of understanding, the drawings and accessories are provided for reference and explanation only, and are not intended to limit the present invention.

1‧‧‧Controller

11‧‧‧Electrical connector

2‧‧‧Needle selector

21‧‧‧Body

22‧‧‧Drive circuit

23‧‧‧coil core structure

231‧‧‧coil

232‧‧‧Iron core

24‧‧‧Selector

25‧‧‧Sensor

26‧‧‧Comparator

3‧‧‧Transmission line

4‧‧‧machine

FIG. 1 is a schematic diagram of a needle selection device of the present invention.

2 is a perspective view of the controller of the present invention.

3 is a perspective view of the needle selector of the present invention.

4 is a plan view of the needle selector of the present invention.

5 is a circuit block diagram of the needle selection device of the present invention.

6 is a flowchart of a method for detecting a needle selection device of the present invention.

[First embodiment]

1 and 2, the present invention provides a needle selection device with a detection system, including a controller 1, a plurality of needle selectors 2 and a transmission line 3, the needle selectors 2 are electromagnetic needle selectors The transmission line 3 is electrically connected between the controller 1 and the needle selectors 2. The needle selectors 2 are installed on a machine 4. The controller 1 may have an electrical connector 11, which may be a USB connector or the like, which can be used to input fabric pattern data (picture files) for storage in the memory.

The controller 1 can transmit the signal to the needle selectors 2 through the transmission line 3 (data bus) to change the needle selection status of the needle selectors 2 to achieve the effect of jacquard. Specifically, the needle selector 2 The knitting machine on the actuator table 4 can act according to the signal of the cloth pattern data sent to knit the desired pattern.

Each of the needle selectors 2 is provided with at least one sensor 25, which can be used to detect abnormal signals, such as abnormal current or abnormal voltage. In this embodiment, the sensor is An abnormal current sensor can be used to detect abnormal current. If the needle selector 2 is in an abnormal state, the sensor 25 can detect the abnormal signal, and the abnormal signal can be transmitted to the controller 1 through the transmission line 3. After receiving the abnormal signal, the controller 1 sends a stop signal to the machine 4 To avoid the output of defective cloth and defective products.

In another embodiment of the present invention, the sensor 25 may also be an abnormal voltage sensor or other types of sensing elements for detecting abnormal voltage or other signals. When the needle selector 2 is in an abnormal state, it sends a stop signal to stop the machine.

[Second Embodiment]

The structure of the needle selector 2 of the present invention is not limited, and may be eight-stage, twelve-stage, sixteen-stage or twenty-four-stage electromagnetic selectors. Please refer to FIG. 3 and FIG. 4. A sixteen-stage electromagnetic (electromagnet) needle selector. The needle selector 2 includes a base 21, a drive circuit 22, a plurality of coil iron core structures 23, and a plurality of needle selectors 24. The driving circuit 22 and the coil core structures 23 are disposed on the base 21. The driving circuit 22 can be electrically connected to the controller 1 through the transmission line 3. The coil core structures 23 are electrically connected to the driving circuit 22. That is, the coil core structure 23 has a coil 231 and an iron core 232. The coil 231 is wound around the iron core 232, and the coil 231 is electrically connected to the drive circuit 22. The selector jacks 24 are arranged on the seat body 21, and one end (front end) of the selector jacks 24 protrudes from the seat body 21. The selector jacks 24 are arranged at intervals, and the selector jacks 24 can be arranged into one Rows or two rows, in this embodiment, a total of sixteen selectors 24 are provided, and the selectors 24 are arranged in two rows to form a sixteen-stage selector, but the selector 24 is provided The number and arrangement are not limited. For example, eight, twelve, or twenty-four selector jacks 24 may be provided to form an eight-stage, twelve-stage, or twenty-four-stage needle selector. The other ends (rear ends) of the selector jacks 24 are respectively adjacent to the coil core structures 23, that is, the other ends of the selector jacks 24 correspond to the coil core structures 23, respectively, so as to use the electromagnetic method The selector jacks 24 are driven to swing, thereby actuating the knitting needle action of the knitting machine.

[Third Embodiment]

Please refer to FIG. 5, this embodiment discloses a circuit block diagram of a needle selection device. Each needle selector 2 has a driving circuit 22 and a plurality of coil core structures 23 (as shown in FIG. 4 ). The driving circuit 22 passes through the transmission line 3 Electrically connected to the controller 1, the coil core structures 23 each have a coil 231 and an iron core 232. The coil 231 is wound around the iron core 232, and the coil 231 is electrically connected to the drive circuit 22. The coil 231 is electrically connected to at least one sensor 25. In this embodiment, the sensor 25 is an abnormal current sensor, which can be used to detect abnormal current. If an abnormal state occurs in the needle selector 2, the sensor 25 can detect an abnormal signal (abnormal current), and can transmit the abnormal signal to the controller 1 through the transmission line 3, and the controller 1 sends a stop signal after receiving the abnormal signal To machine 4 for automatic parking.

In this embodiment, a comparator 26 is further provided between the sensor 25 and the controller 1 to compare the signal (such as abnormal current) detected by the sensor 25 with a normal value to determine the needle selector 2 Whether an abnormal state does occur.

[Fourth embodiment]

Referring to FIG. 6, this embodiment further provides a method for detecting a needle selection device, including the following steps:

First, a needle selection device with a detection system is provided. The needle selection device includes a controller 1, a plurality of needle selectors 2 and a transmission line 3 (please refer to FIGS. 1 to 5). The needle selectors 2 are Electromagnetic needle selector, the transmission line 3 is electrically connected between the controller 1 and the needle selectors 2, each of the needle selectors 2 is provided with at least one sensor 25, the sensor 25 can be used to detect Abnormal signal detection; because the needle selection device is the same as the above embodiments, it will not be described again; then, the designed fabric pattern data (picture file) is sent to the controller 1; then, the controller 1 is transmitted through the transmission line 3 Signal to the needle selectors 2 to change the needle selection status of the needle selectors 2 to achieve the effect of jacquard; if an abnormal state occurs in the needle selector 2, the sensor 25 on the needle selector 2 When an abnormal signal is detected, the abnormal signal is transmitted to the controller 1 through the transmission line 3. After receiving the abnormal signal, the controller 1 sends a parking signal to the machine 4 to stop the machine 4. In this embodiment, the sensor 25 is an abnormal current sensor, which can be used to detect the abnormal current of the coil 231 of the needle selector 2.

The features and functions of the present invention are:

When the needle selector has an abnormal state, the invention can send a parking signal to stop the machine, so as to avoid the occurrence of defective cloth and defective products, and can reduce losses and reduce manufacturing costs.

The above are only preferred embodiments of the present invention, and are not intended to limit the scope of patent protection of the present invention, so any equivalent changes made by using the description and drawings of the present invention are also included in the scope of protection of the rights of the present invention. Inside.

1‧‧‧Controller

2‧‧‧Needle selector

25‧‧‧Sensor

3‧‧‧Transmission line

4‧‧‧machine

Claims (10)

A detection method for a needle selection device includes the steps of: providing a needle selection device with a detection system, the needle selection device includes a controller, a plurality of needle selectors and a transmission line, the needle selectors are electromagnetic type selectors A needle device, the transmission line is electrically connected between the controller and the needle selectors, each of the needle selectors is provided with at least one sensor; the designed fabric pattern data is sent to the controller; the control The transmitter transmits signals to the needle selectors through the transmission line to change the state of the needle selectors of the needle selectors to achieve the effect of jacquard; and if the needle selector has an abnormal state, the sensor on the needle selector can When an abnormal signal is detected, the abnormal signal is transmitted to the controller through the transmission line. After receiving the abnormal signal, the controller sends a stop signal to the machine to stop the machine. The method for detecting a needle selection device according to claim 1, wherein the needle selector includes a body, a driving circuit, a plurality of coil iron core structures and a plurality of needle selection pieces, the driving circuit and the coil iron cores The structure is arranged on the base, the drive circuit is electrically connected to the controller through the transmission line, the coil core structures are electrically connected to the drive circuit, the selector jacks are arranged on the base, the One end of the selector jack extends out of the seat body, and the other ends of the selector jacks are respectively adjacent to the coil iron core structures, which can drive the selector jacks to swing in an electromagnetic manner. The method for detecting a needle selection device according to claim 1, wherein the coil iron core structure has a coil and an iron core, the coil is wrapped around the iron core, the coil is electrically connected to the driving circuit, and the sensing The sensor is electrically connected to the coil. The sensor is an abnormal current sensor. When an abnormal state occurs in the needle selector, the sensor detects the abnormal current. The method for detecting a needle selection device according to claim 1, wherein a comparator is provided between the sensor and the controller to compare the signal detected by the sensor with a normal value to determine the Is the needle selector indeed abnormal? The method for detecting a needle selection device according to claim 1, wherein the controller has an electrical connector for inputting fabric pattern data. A needle selection device with a detection system includes: a controller; a plurality of needle selectors, the needle selectors are electromagnetic needle selectors, at least one sensor is provided on each of the needle selectors, the sensor The detector can be used to detect abnormal signals; a transmission line, the transmission line is electrically connected between the controller and the needle selectors; and a machine, the needle selectors are arranged on the machine; wherein the The controller can send signals to the needle selectors through the transmission line to change the state of the needle selection of the needle selectors. The needle selector can use the sensor to detect abnormal signals and transmit the abnormal signals through the transmission line It is transmitted to the controller to send a stop signal to the machine to stop the machine. The needle selection device with a detection system according to claim 6, wherein the needle selector comprises a body, a driving circuit, a plurality of coil iron core structures and a plurality of needle selection pieces, the driving circuit and the coil irons The core structure is arranged on the base, the drive circuit is electrically connected to the controller through the transmission line, the coil core structures are electrically connected to the drive circuit, and the needle selectors are arranged on the base, the One ends of the selector jacks extend out of the seat body, and the other ends of the selector jacks are respectively adjacent to the coil iron core structures. The needle selection device with a detection system according to claim 7, wherein the coil core structure has a coil and an iron core, the coil is wrapped around the iron core, the coil is electrically connected to the driving circuit, the sensor The sensor is electrically connected to the coil. The sensor is an abnormal current sensor that can be used to sense the abnormal current of the coil. The needle selection device with a detection system according to claim 6, wherein a comparator is provided between the sensor and the controller. The needle selection device with a detection system according to claim 6, wherein the controller has an electrical connector that can be used to input fabric pattern data.

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