CN217556428U - Novel electronic length counting system of air jet loom - Google Patents
Novel electronic length counting system of air jet loom Download PDFInfo
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- CN217556428U CN217556428U CN202221531014.2U CN202221531014U CN217556428U CN 217556428 U CN217556428 U CN 217556428U CN 202221531014 U CN202221531014 U CN 202221531014U CN 217556428 U CN217556428 U CN 217556428U
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Abstract
The utility model discloses a new-type electron meter length system of air jet loom, including signal input unit, the control unit and display element. The control unit comprises an ARM control board, and a CPU, an input high-speed optical coupling isolation circuit and a power supply protection circuit are arranged on the ARM control board; the signal input unit comprises an encoder and a proximity sensor, the encoder is in signal connection with an input high-speed optical coupling isolation circuit on the ARM control panel, the proximity sensor is installed on a machine body support beside a winding mechanism in the air jet loom, detects a detection point signal in the winding mechanism in real time and transmits the detection point signal to a CPU on the ARM control panel for processing; the display unit comprises a liquid crystal display touch screen which is in serial communication with the ARM control board. The utility model discloses simple structure is high-efficient, low in manufacturing cost, and the assembly degree of difficulty is little, sets up and adjusts batching mechanism parameter through the liquid crystal display touch-sensitive screen, calculates length accumulation behind the received signal at every turn through the ARM control panel, greatly increased the accurate long stability of meter of control system and reliability.
Description
Technical Field
The utility model relates to an air jet loom technical field, concretely relates to long system of new-type electron meter of air jet loom.
Background
The air jet loom is a shuttleless loom which adopts jet airflow to pull weft yarns to pass through a shed, and is one of the novel looms with the greatest development prospect due to the advantages of reasonable weft insertion mode, high weft insertion rate, simple, convenient and safe operation, wide variety adaptability, low machine material consumption, high efficiency, high speed, low noise and the like.
Because the air jet loom adopts an air flow weft insertion mode, the speed is higher, and a plurality of manufacturers pay more attention to the weaving length. Along with continuous progress of production process and requirements, people also put forward higher and higher requirements on accurate length counting of the air jet loom, and along with development of textile industry towards high quality, high efficiency, low labor cost and no environmental pollution, a novel high-grade and high-efficiency electronic length counting system of the air jet loom of the shuttleless loom is urgently needed in the market for counting weaving length and efficiency; a new electronic length-counting system of the air jet loom is needed to realize the accurate length-counting function of the air jet loom. The modular design enables the informatization technology to be applied more deeply in the novel electronic length counting system of the air jet loom, so that the performance stability of the system is improved, and the market supply speed of products is accelerated.
It will thus be seen that there are further improvements and enhancements which are desired in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a novel electronic length counting system of an air jet loom.
In order to solve the technical problem, the utility model discloses a technical scheme is: a novel electronic length counting system of an air jet loom comprises a signal input unit, a control unit and a display unit, wherein the control unit comprises an ARM control panel, a CPU, an input high-speed optical coupling isolation circuit and a power supply protection circuit are installed on the ARM control panel, and the output end of the power supply protection circuit and the output end of the input high-speed optical coupling isolation circuit are connected with the CPU through circuits.
The signal input unit comprises an encoder and a proximity sensor, wherein the output end of the encoder is in signal connection with the input end of an input high-speed optical coupling isolation circuit on the ARM control board; the proximity sensor is arranged on a machine body support beside the cloth rolling mechanism in the air jet loom and is over against one end of a cloth rolling roller in the cloth rolling mechanism, and the output end of the proximity sensor is directly connected with the signal of the CPU input end on the ARM control panel.
The display unit is a human-computer interaction interface and comprises a liquid crystal display touch screen, the liquid crystal display touch screen is in serial communication with the ARM control board, and the diameter value of the initial cloth roller can be manually set.
Furthermore, the novel electronic length counting system of the air jet loom also comprises a 24V direct current power supply which is respectively communicated with the liquid crystal display touch screen in the display unit and the input end of the power supply protection circuit in the control unit through circuits to provide electric energy for the liquid crystal display touch screen in the display unit and the power supply protection circuit in the control unit.
Further, a CPU in the control unit adopts a 32-bit singlechip.
Furthermore, the liquid crystal display touch screen is in two-way communication connection with the ARM control board through an RS-232 communication line, and the length corresponding to the primary signal can be intelligently set through programming and setting.
Furthermore, at least one detection point matched with the proximity sensor is arranged on the circumferential direction of one end of the cloth roller in the cloth rolling mechanism, and the proximity sensor is a normally closed signal when the detection point is opposite to the proximity sensor.
Furthermore, a CPU in the control unit receives a normally closed signal of the proximity sensor and calculates the coiling length of the weaving machine through programming.
Further, the angle signal source of the encoder is an angle signal from a main shaft of the weaving machine.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model has simple structure, low manufacturing cost and small assembly difficulty, sets the parameters of the cloth rolling mechanism through the human-computer interface liquid crystal display touch screen, receives the detection point signals of the cloth rolling mechanism through the ARM control panel and calculates the length accumulation after receiving the signals each time, thereby greatly increasing the stability and the reliability of the accurate length counting of the control system; the electronic length-counting parameter setting and adjustment are very simple and efficient, and the electronic length-counting parameter setting and adjustment device is applicable to various air jet looms of different types and wide in application range.
Drawings
Fig. 1 is a block diagram of the overall structure of the present invention.
Detailed Description
It is noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be directly connected or indirectly connected through an intermediate medium; and may also be an electrical connection. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings:
as shown in fig. 1, a new electronic length-counting system for an air-jet loom includes a signal input unit, a control unit and a display unit. The control unit comprises an ARM control board, a CPU, an input high-speed optical coupling isolation circuit and a power supply protection circuit are mounted on the ARM control board, the output end of the power supply protection circuit and the output end of the input high-speed optical coupling isolation circuit are connected with the CPU through circuits, and the CPU adopts a 32-bit singlechip.
The signal input unit comprises an encoder and a proximity sensor, wherein the output end of the encoder is in signal connection with the input end of an input high-speed optical coupling isolation circuit on the ARM control board; the proximity sensor is fixedly arranged on a machine body support beside the cloth rolling mechanism in the air jet loom and is over against one end of a cloth rolling roller in the cloth rolling mechanism, and the output end of the proximity sensor is directly in signal connection with the input end of a CPU on an ARM control board. The encoder is arranged on a main shaft of the air jet loom and acquires angle data information of actions required by the main shaft in real time, specifically, the encoder sends out a pulse signal every time the main shaft rotates a unit angle, the pulse signal of the encoder is output through an A phase, a B phase and a Z phase, the A phase and the B phase are pulse outputs which are mutually delayed by 1/4 period, the rotation direction of the main shaft can be judged according to the delay relation, and 2 or 4 frequency multiplication can be carried out by taking the rising edge and the falling edge of the A phase and the B phase; the Z phase is a single pulse, i.e., one pulse per turn. Under the running state of the air jet loom, the encoder collects angle data information of the main shaft and transmits the angle data information to the input high-speed optical coupling isolation circuit in real time in the form of pulse signals, and the input high-speed optical coupling isolation circuit judges the rotating direction and the rotating speed of the main shaft and transmits the information to the CPU on the ARM control panel.
A detection point matched with the proximity sensor is arranged on the circumferential outer part of one end, facing the proximity sensor, of a cloth roller in a cloth rolling mechanism of the air jet loom, and when the proximity sensor is opposite to the detection point, a signal transmitted to a CPU (central processing unit) by the proximity sensor is a normally closed signal. The time between the CPU in the control unit receiving the two adjacent normally closed signals is fixed, namely the time for the cloth roller to rotate for one circle in a winding mode, namely, the finished woven cloth is wound on the cloth roller for one circle, and then the length of the woven cloth wound by the air jet loom in the operation process is accurately calculated through the preset programming in the CPU.
The display unit is a human-computer interaction interface and comprises a liquid crystal display touch screen, the liquid crystal display touch screen is in serial communication with the ARM control board, and the diameter value of the initial cloth roller can be manually set. The liquid crystal display touch screen is in two-way communication connection with the ARM control board through an RS-232 communication line, and the length corresponding to a primary signal can be intelligently set through programming and setting.
The novel electronic length counting system of the air jet loom also comprises a 24V direct-current power supply which is respectively communicated with the liquid crystal display touch screen in the display unit and the input end of the power supply protection circuit in the control unit through circuits to supply power for the liquid crystal display touch screen, and simultaneously outputs 3.3V voltage from the output end of the power supply protection circuit to supply power for the ARM control board.
In the working state, the 24V direct current power supply normally supplies power, the control unit is electrified, and the CPU receives a loom main shaft angle numerical value of an encoder angle signal source and a normally closed signal from a detection point of a cloth winding mechanism detected by a proximity sensor through an input high-speed optical coupling isolation circuit. Before the coiling process begins, setting the diameter parameter of the cloth roller and the thickness parameter of woven cloth on a liquid crystal display touch screen; and then accumulating the number of rotation turns of the cloth roller according to the normally closed signal, converting the result into length accumulation of the diameter of the cloth roller by the ARM control board according to the set initial parameters and combining the received normally closed signal, and transmitting the calculation result of the coiled woven fabric length to a liquid crystal display touch screen after processing to display the specific numerical value of the accurate woven fabric length.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
Finally, it should be noted that the above description of the embodiments is only used for illustrating the technical solutions of the present invention, and is not a limitation of the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the essential scope of the present invention should also belong to the protection scope of the present invention.
Claims (7)
1. A novel electronic length-counting system of an air jet loom is characterized in that: the control unit comprises an ARM control board, a CPU, an input high-speed optical coupling isolation circuit and a power supply protection circuit are mounted on the ARM control board, and the output end of the power supply protection circuit and the output end of the input high-speed optical coupling isolation circuit are connected with the CPU through circuits;
the signal input unit comprises an encoder and a proximity sensor, wherein the output end of the encoder is in signal connection with the input end of an input high-speed optical coupling isolation circuit on the ARM control board; the proximity sensor is arranged on a machine body bracket beside a cloth rolling mechanism in the air jet loom and is over against one end of a cloth rolling roller in the cloth rolling mechanism, and the output end of the proximity sensor is directly connected with the signal of the input end of a CPU on an ARM control board;
the display unit is a man-machine interaction interface and comprises a liquid crystal display touch screen, the liquid crystal display touch screen is in serial communication with the ARM control panel, and the diameter value of the initial cloth roller can be manually set.
2. A new electronic length-counting system for air-jet looms according to claim 1, characterized in that: the display unit further comprises a 24V direct-current power supply which is respectively communicated with the liquid crystal display touch screen in the display unit and the input end of the power supply protection circuit in the control unit through circuits to provide electric energy for the liquid crystal display touch screen in the display unit and the power supply protection circuit in the control unit.
3. A new electronic length-counting system for air-jet looms according to claim 1, characterized in that: the CPU adopts a 32-bit singlechip.
4. A new electronic length-counting system for air-jet looms according to claim 1, characterized in that: the liquid crystal display touch screen is in two-way communication connection with the ARM control board through an RS-232 communication line, and the length corresponding to a primary signal can be intelligently set through programming and setting.
5. A new electronic length-counting system for air-jet looms according to claim 1, characterized in that: the cloth rolling mechanism is characterized in that the cloth rolling roller faces one end of the proximity sensor, at least one detection point matched with the proximity sensor is arranged on the circumferential direction of the cloth rolling mechanism, and a normally closed signal is formed when the proximity sensor is opposite to the detection point.
6. The novel electronic length-counting system for air-jet looms as claimed in claim 5, characterized in that: and a CPU in the control unit receives a normally closed signal of the proximity sensor and calculates the coiling length of the loom through programming.
7. A new electronic length measuring system for air jet looms according to claim 1, characterized in that: the angle signal source of the encoder is an angle signal from a main shaft of the loom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221531014.2U CN217556428U (en) | 2022-06-17 | 2022-06-17 | Novel electronic length counting system of air jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221531014.2U CN217556428U (en) | 2022-06-17 | 2022-06-17 | Novel electronic length counting system of air jet loom |
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| Publication Number | Publication Date |
|---|---|
| CN217556428U true CN217556428U (en) | 2022-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221531014.2U Active CN217556428U (en) | 2022-06-17 | 2022-06-17 | Novel electronic length counting system of air jet loom |
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| Country | Link |
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| CN (1) | CN217556428U (en) |
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2022
- 2022-06-17 CN CN202221531014.2U patent/CN217556428U/en active Active
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