CN220450403U - Multi-weft-yarn simultaneous weft insertion control system for air jet loom - Google Patents
Multi-weft-yarn simultaneous weft insertion control system for air jet loom Download PDFInfo
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- CN220450403U CN220450403U CN202321655522.6U CN202321655522U CN220450403U CN 220450403 U CN220450403 U CN 220450403U CN 202321655522 U CN202321655522 U CN 202321655522U CN 220450403 U CN220450403 U CN 220450403U
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- 238000003780 insertion Methods 0.000 title claims abstract description 81
- 230000037431 insertion Effects 0.000 title claims abstract description 81
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 238000003860 storage Methods 0.000 claims abstract description 28
- 230000006854 communication Effects 0.000 claims abstract description 24
- 238000004891 communication Methods 0.000 claims abstract description 24
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 238000005507 spraying Methods 0.000 claims description 12
- 230000007175 bidirectional communication Effects 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Abstract
The utility model discloses a multi-weft simultaneous weft insertion control system for an air jet loom, which relates to the technical field of air jet looms and comprises a main control unit, a weft detection unit, a multi-weft detection unit, a touch screen, a weft storage unit, a weft insertion control unit, a weft insertion execution unit and an encoder, wherein the main control unit is used for controlling the weft insertion execution unit to perform weft insertion; a communication module is arranged between the main control unit and the touch screen, and the communication module is respectively connected with the main control unit and the touch screen in a serial communication manner; the input end of the main control unit is respectively connected with the output ends of the weft detection unit and the multi-weft detection unit in a signal way, and the output end of the encoder is respectively connected with the input ends of the main control unit and the weft insertion control unit in a signal way; the output end of the weft insertion control unit is respectively connected with the input ends of the weft storage unit and the weft insertion execution unit through the ionization isolation output circuit. The utility model can more accurately and efficiently control the weft insertion system of the air jet loom with multiple weft yarns at the same time, thereby improving the efficiency.
Description
Technical Field
The utility model relates to the technical field of air jet looms, in particular to a multi-weft simultaneous weft insertion control system for an air jet loom.
Background
The air-jet loom is a shuttleless loom which adopts jet air flow to draw weft yarn to pass through a shed, and has the advantages of reasonable weft insertion mode, higher weft insertion rate, simple and safe operation, wider variety adaptability, less material consumption, high efficiency, high vehicle speed, low noise and the like, thereby becoming one of the most promising novel cloth machines.
The jet loom is weft inserted by jetting air flow with certain pressure, the jet loom nozzle jet air flow is completed through the opening and closing motion of the electromagnetic valve controlled by the electronic computer, at present, the main nozzle of the jet loom is changed into a double nozzle and a four nozzle from a single nozzle, and the frequency of the opening and closing motion of the electromagnetic valve on the multiple nozzles can be correspondingly reduced relative to certain weft insertion frequency and certain loom rotating speed, so that the jet weft insertion frequency of the jet loom main nozzle jet air flow can be greatly improved; however, the control efficiency of the weft insertion control system of the air jet loom is still at a lower level, the accuracy is lower, and the spinning efficiency is lower.
Disclosure of Invention
The utility model aims to provide a multi-weft-yarn simultaneous weft insertion control system for an air jet loom, which can control the multi-weft-yarn simultaneous weft insertion system more accurately and efficiently.
The weft insertion device comprises a main control unit, a weft detection unit, a multi-weft detection unit, a touch screen, a weft storage unit, a weft insertion control unit, a weft insertion execution unit and an encoder; a communication module is arranged between the main control unit and the touch screen, the communication module is respectively connected with the main control unit and the touch screen in serial communication, the output end of the communication module is connected with the input end of the weft insertion control unit in a signal manner, and the output end of the touch screen is also connected with the input end of the weft storage unit in a signal manner; the input end of the main control unit is respectively connected with the output ends of the weft detection unit and the multi-weft detection unit in a signal way, and the output end of the encoder is respectively connected with the input ends of the main control unit and the weft insertion control unit in a signal way; the output end of the weft insertion control unit is respectively connected with the input ends of the weft storage unit and the weft insertion execution unit through the ionization isolation output circuit.
After the structure is adopted, the encoder collects signals from the main shaft of the loom and respectively transmits the signals to the main control unit and the weft insertion control unit, the main control unit simultaneously receives signals from the weft detection plate and the weft insertion control plate, the signals are converted through information and transmitted to the communication module, the communication module respectively transmits the signals to the touch screen and the weft insertion control unit, meanwhile, an operator can set various parameters through the touch screen to control the operation of the loom, and the touch screen simultaneously transmits the signals to the weft accumulator power supply plate; after receiving the signals, the weft insertion control unit sends signals to the weft accumulator control board and the driving circuit respectively through the electric isolation output circuit, each weft accumulator executes corresponding instructions under the control of the weft accumulator power board, each electromagnetic valve connected to the driving circuit executes corresponding instructions of the driving circuit, and the weft insertion control of the loom with multiple weft yarns is completed, so that the weft insertion control is more accurate in control and higher in efficiency.
Preferably, the weft detecting unit comprises a weft detector and a weft detecting plate, wherein the output end of the weft detector is in signal connection with the input end of the weft detecting plate, and the output end of the weft detecting plate is in signal connection with the input end of the main control unit.
Preferably, the multi-weft detecting unit comprises a doubling device and a doubling control board, wherein the output end of the doubling device is in signal connection with the input end of the doubling control board, and the output end of the doubling control board is in signal connection with the input end of the main control unit.
Preferably, the touch screen comprises a display part, a data setting part and a function control part, wherein the function control part is in bidirectional communication connection with the data setting part, and the data setting part is in unidirectional communication connection with the display part.
Preferably, the weft storage unit comprises a weft accumulator power panel, the input end of the weft accumulator power panel is respectively connected with the touch screen and the electric isolation output circuit in a signal manner, and the output end of the weft accumulator power panel is connected with a plurality of weft accumulators side by side.
Preferably, the weft insertion execution unit comprises a driving circuit, the input end of the driving circuit is connected with the electric isolation output circuit in a signal way, and the output end of the driving circuit is connected with a main spraying electromagnetic valve, a series spraying electromagnetic valve, a shearing spraying electromagnetic valve and an auxiliary spraying electromagnetic valve side by side.
In summary, the weft insertion control device and the weft insertion control method of the air jet loom enhance the control of weft insertion action of the air jet loom, improve weft insertion accuracy and improve weaving efficiency by means of the main control unit, the weft detection unit, the multi-weft detection unit, the touch screen, the weft storage unit, the weft insertion control unit and the weft insertion execution unit.
Drawings
Fig. 1 is a schematic block diagram of a system for controlling simultaneous insertion of multiple weft yarns for an air jet loom according to the present utility model.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The orientations referred to in this specification are all based on the orientations of the multi-weft-yarn simultaneous weft insertion control system for an air jet loom of the present utility model when the system is operating normally, and are not limited to orientations during storage and transportation, but only represent relative positional relationships, and not absolute positional relationships.
As shown in fig. 1, a multi-weft simultaneous weft insertion control system for an air jet loom comprises a main control unit, a weft detection unit, a multi-weft detection unit, a touch screen, a weft storage unit, a weft insertion control unit, a weft insertion execution unit and an encoder; a communication module is arranged between the main control unit and the touch screen, the communication module is respectively connected with the main control unit and the touch screen in serial communication, the output end of the communication module is connected with the input end of the weft insertion control unit in a signal manner, and the output end of the touch screen is also connected with the input end of the weft storage unit in a signal manner; the input end of the main control unit is respectively connected with the output ends of the weft detection unit and the multi-weft detection unit in a signal way, and the output end of the encoder is respectively connected with the input ends of the main control unit and the weft insertion control unit in a signal way; the output end of the weft insertion control unit is respectively connected with the input ends of the weft storage unit and the weft insertion execution unit through the ionization isolation output circuit.
The weft detection unit comprises a weft detector and a weft detection plate, the output end of the weft detector is in signal connection with the input end of the weft detection plate, and the output end of the weft detection plate is in signal connection with the input end of the main control unit; the weft detector is arranged on the rapier or the air jet loom, judges whether the weft yarn is broken or not according to the piezoelectric or photoelectric principle, reacts in a very short time and notifies the loom to brake so as to reduce loss and the generation of defective products; the weft detector is used for detecting weft insertion faults such as weft missing, weft short and the like of the loom; the weft detection plate is used for processing information fed back by the weft detector and transmitting the information to the main control unit.
The multi-weft detection unit comprises a doubling device and a doubling control board, wherein the output end of the doubling device is in signal connection with the input end of the doubling control board, and the output end of the doubling control board is in signal connection with the input end of the main control unit; the doubling machine is one of the most important components of the doubling machine, and comprises a hook and a hook seat, wherein the hook captures two yarns with different colors or different materials through reciprocating motion, the yarns are combined together, and a doubling control board is used for controlling the action of the doubling machine and feeding back information of the doubling machine to a main control unit.
The touch screen comprises a display part, a data setting part and a function control part, wherein the function control part is in bidirectional communication connection with the data setting part, and the data setting part is in unidirectional communication connection with the display part; the touch screen is a human-computer interaction interface, the weft insertion action of the loom can be intelligently set through programming and setting, the display part can be used for inputting instructions and display signals, such as manual operation display, angles, tension, directions, rotating speed information, alarm information when the loom fails, and the like, the main control unit transmits various information of the system to the touch screen, the information is clearly displayed to operators through the display part, and the operators can also input various instructions through the data setting part and the function control part, so that the loom operation is controlled.
The weft storage unit comprises a weft storage power board, the input end of the weft storage power board is respectively connected with the touch screen and the electric isolation output circuit in a signal manner, the output end of the weft storage power board is connected with a plurality of weft storages side by side, the weft storage power board receives signals from the touch screen and the weft insertion control unit, the weft storage power board supplies power to each weft storage, the weft insertion control unit controls which weft storage head operates according to requirements, and the weft insertion control unit controls the corresponding weft storage to operate through the weft storage power board; specifically, the weft accumulator power panel is provided with an input end and output ends which are equal to the weft accumulator in number and correspond to each other one by one, the input end of the weft accumulator power panel is connected with the electric isolation output circuit at one of the output ends of the weft insertion control unit in a one-way communication manner, and each weft accumulator is connected with the corresponding output end of the weft accumulator power panel in a one-way communication manner. The touch screen is connected with the weft accumulator through RS-485, so that parameter setting is conveniently carried out on the weft accumulator.
The output end of the weft insertion control unit is respectively connected with the input ends of the weft storage unit and the weft insertion execution unit through an ionization isolation output circuit, and the weft insertion control unit receives signals from the output end of the encoder and outputs a correct instruction to control the weft storage unit and the weft insertion execution unit to operate; the encoder is arranged on a main shaft of the air-jet loom, acquires angle data information of a main shaft required action in real time, specifically, the encoder sends out a pulse signal every time the main shaft rotates by 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 delayed by 1/4 period, the rotation direction of the main shaft can be judged according to a delay relation, and 2 or 4 frequency multiplication can be carried out by taking rising and falling edges of the A phase and the B phase; the Z phase is a single pulse, i.e., one pulse is sent out per turn. In the running state of the air-jet loom, the encoder collects angle data information of the main shaft, transmits the angle data information to the main control unit and the weft insertion control unit in a pulse signal mode, and the main control unit and the weft insertion control unit judge the rotation direction and the rotation speed of the main shaft and transmit the angle data information to the weft storage unit and the weft insertion execution unit.
The weft insertion execution unit comprises a driving circuit, the input end of the driving circuit is connected with the electric isolation output circuit through signals, and the output end of the driving circuit is connected with a main spraying electromagnetic valve, a series spraying electromagnetic valve, a shearing spraying electromagnetic valve and an auxiliary spraying electromagnetic valve side by side; the weft insertion execution unit is used for receiving signals from the weft insertion control unit, the driving circuit provides power for each electromagnetic valve, which electromagnetic valve is controlled to operate according to requirements, and the weft insertion control unit controls the corresponding electromagnetic valve to operate through the driving circuit; specifically, the driving circuit is provided with an input end and output ends which are equal to the electromagnetic valves in number and correspond to each other one by one, the input end of the driving circuit is connected with the electric isolation output circuit at one output end of the weft insertion control unit in a one-way communication manner, each electromagnetic valve is connected with the corresponding output end of the driving circuit in a one-way communication manner, under the control of the driving circuit, each electromagnetic valve executes corresponding instructions, and the frequency of weft insertion jet airflow is realized through the opening and closing of the electromagnetic valve, so that the loom efficiency is improved.
It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that the utility model is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the utility model.
Claims (6)
1. A multi-weft simultaneous weft insertion control system for an air jet loom, characterized in that: the weft insertion device comprises a main control unit, a weft detection unit, a multi-weft detection unit, a touch screen, a weft storage unit, a weft insertion control unit, a weft insertion execution unit and an encoder;
a communication module is arranged between the main control unit and the touch screen, the communication module is respectively connected with the main control unit and the touch screen in serial communication, the output end of the communication module is connected with the input end of the weft insertion control unit in a signal manner, and the output end of the touch screen is also connected with the input end of the weft storage unit in a signal manner;
the input end of the main control unit is respectively connected with the output ends of the weft detection unit and the multi-weft detection unit in a signal way, and the output end of the encoder is respectively connected with the input ends of the main control unit and the weft insertion control unit in a signal way;
the output end of the weft insertion control unit is respectively connected with the input ends of the weft storage unit and the weft insertion execution unit through an ionization isolation output circuit.
2. A multiple weft yarn simultaneous weft insertion control system for an air jet loom as in claim 1, wherein: the weft detection unit comprises a weft detector and a weft detection plate, wherein the output end of the weft detector is in signal connection with the input end of the weft detection plate, and the output end of the weft detection plate is in signal connection with the input end of the main control unit.
3. A multiple weft yarn simultaneous weft insertion control system for an air jet loom as in claim 1, wherein: the multi-weft detection unit comprises a doubling device and a doubling control board, wherein the output end of the doubling device is in signal connection with the input end of the doubling control board, and the output end of the doubling control board is in signal connection with the input end of the main control unit.
4. A multiple weft yarn simultaneous weft insertion control system for an air jet loom as in claim 1, wherein: the touch screen comprises a display part, a data setting part and a function control part, wherein the function control part is in bidirectional communication connection with the data setting part, and the data setting part is in unidirectional communication connection with the display part.
5. A multiple weft yarn simultaneous weft insertion control system for an air jet loom as in claim 1, wherein: the weft accumulator unit comprises a weft accumulator power panel, the input end of the weft accumulator power panel is respectively connected with the touch screen and the electric isolation output circuit in a signal mode, and the output end of the weft accumulator power panel is connected with a plurality of weft accumulators side by side.
6. A multiple weft yarn simultaneous weft insertion control system for an air jet loom as in claim 5, wherein: the weft insertion execution unit comprises a driving circuit, wherein the input end of the driving circuit is in signal connection with the electric isolation output circuit, and the output end of the driving circuit is connected with a main spraying electromagnetic valve, a series spraying electromagnetic valve, a shearing spraying electromagnetic valve and an auxiliary spraying electromagnetic valve side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321655522.6U CN220450403U (en) | 2023-06-27 | 2023-06-27 | Multi-weft-yarn simultaneous weft insertion control system for air jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321655522.6U CN220450403U (en) | 2023-06-27 | 2023-06-27 | Multi-weft-yarn simultaneous weft insertion control system for air jet loom |
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| Publication Number | Publication Date |
|---|---|
| CN220450403U true CN220450403U (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321655522.6U Active CN220450403U (en) | 2023-06-27 | 2023-06-27 | Multi-weft-yarn simultaneous weft insertion control system for air jet loom |
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| Country | Link |
|---|---|
| CN (1) | CN220450403U (en) |
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2023
- 2023-06-27 CN CN202321655522.6U patent/CN220450403U/en active Active
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