Method for removing impurities from a heterofiber spray

Abstract

The present application belongs to the technical field of cotton spinning production, and particularly relates to a method for removing impurities of foreign fiber spray, comprising the following steps: S1. preparing a yarn pre-spinning production line and a foreign fiber spray impurity removal production line, and connecting the two production lines together to work simultaneously; S2. arranging a plurality of cotton openers and foreign fiber machines in the yarn pre-spinning production line, connecting the cotton openers with the foreign fiber machines in series at the rear ends of the cotton openers, and connecting the cotton openers and the foreign fiber machines through cotton conveying pipelines; S3. arranging a foreign fiber-free cotton conveying pipeline at the rear end of each foreign fiber machine, and connecting the foreign fiber-free cotton conveying pipeline to a carding machine. The present application can automatically pick out foreign fibers and impurities in cotton on line synchronously with the foreign fiber machine on the yarn production line through twice removal of foreign fiber spray by a sorting machine, and the removed foreign fiber-free cotton is directly conveyed to the production line for continuous spinning, without manual secondary sorting, so that the number of employees is reduced, the labor intensity is lowered, and the waste of cotton is greatly reduced.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of cotton spinning production, and particularly relates to a method for removing impurities of foreign fiber spraying. BACKGROUND

[0002] Foreign fiber in cotton is an important factor affecting the quality of cotton spinning products. Existing cotton spinning production lines are all connected with a foreign fiber machine behind the cotton opener, and the foreign fiber machine is used to automatically pick out the impurities in the cotton. However, when the foreign fiber machine picks out the foreign fiber, a large amount of cotton is also sprayed, and the foreign fiber and the cotton mixed together are called mixed cotton. The mixed cotton in which the foreign fiber and the cotton are mixed together is mostly picked out by workers, which is time-consuming, laborious and time-consuming, and occupies a lot of space and needs a separate storage space. Moreover, the effect of the secondary picking by workers is not ideal.

[0003] Therefore, the application provides a method for removing impurities of foreign fiber spraying to solve the above problems. SUMMARY

[0004] The application aims at the above problems, and provides a method for removing impurities of foreign fiber spraying.

[0005] To achieve the above purpose, the application provides the following technical scheme: a method for removing impurities of foreign fiber spraying, comprising the following steps:

[0006] S1. preparing a yarn pre-spinning production line and a foreign fiber spraying and impurity removing production line, and connecting the two production lines together to work at the same time;

[0007] S2. arranging a plurality of cotton openers and foreign fiber machines in the yarn pre-spinning production line, connecting the foreign fiber machines behind the cotton openers in series, and connecting the cotton openers and the foreign fiber machines through cotton conveying pipelines;

[0008] S3. arranging a foreign fiber-free cotton conveying pipeline behind each foreign fiber machine, and connecting the foreign fiber-free cotton conveying pipeline to a carding machine;

[0009] S4. arranging a cotton storage box, a sorting machine and a waste cotton collecting box in the foreign fiber spraying and impurity removing production line, conveying the sprayed cotton through a special pipeline into the cotton storage box, and performing secondary cleaning and impurity removing work;

[0010] S5. conveying the foreign fiber spraying collected in the cotton storage box to the sorting machine through a conveying device, and conveying the foreign fiber-free cotton discharged from the sorting machine to the carding machine through a conveying pipeline;

[0011] S6. conveying the impurities and foreign fibers knocked out from the sorting machine to the waste cotton collecting box through a mixed cotton conveying pipeline.

[0012] In the impurity removing method of the foreign fiber spray flower, the foreign fiber machine rear end non-foreign fiber conveying pipelines are converged together.

[0013] In the impurity removing method of the foreign fiber spray flower, the foreign fiber spray flower conveying pipelines of each foreign fiber machine are converged together.

[0014] In the impurity removing method of the foreign fiber spray flower, the non-foreign fiber conveying pipelines connected to the blowing-off port of the sorting machine and the non-foreign fiber conveying pipelines connected to the blowing-off port of each foreign fiber machine are converged together and are uniformly connected to the carding machine.

[0015] In the impurity removing method of the foreign fiber spray flower, the sorting machine comprises an automatic feeding machine, a waste cotton opener, a secondary detection foreign fiber removing device, a cotton collecting box and a cotton collecting trolley, the waste cotton opener is internally provided with a material conveying belt, a needle climbing conveying belt, a large material removing flip roller, an opening beater, a cotton storage cavity and double compacting rollers, the automatic feeding machine is internally provided with a needle thinning beater and a three-stick roller, the secondary detection foreign fiber removing device internally comprises a camera detection module, a waste cotton removing module and a spray valve module, and the cotton collecting box is internally provided with a dust cage.

[0016] In the impurity removing method of the foreign fiber spray flower, the sorting machine is subjected to control system initialization operation before use, including hardware initialization and software initialization,

[0017] The hardware initialization comprises NVS initialization, which is used to store some system parameters, such as IP address, initial frequency of the frequency converter, sorting machine control parameters and the like;

[0018] UART initialization, the sorting machine feeding system is controlled by a frequency converter, and the ESP32 and the frequency converter communicate through 485;

[0019] SPI initialization, the CPLD can be remotely upgraded through the ESP32 via SPI;

[0020] Ethernet initialization, mainly setting IP, mounting a network card, speed negotiation and establishing a connection, and the running state and control information of the sorting machine are transmitted through the Ethernet,

[0021] The software initialization comprises input monitoring, output control, electrical monitoring, state reporting, modbus polling and sorting machine control tasks.

[0022] In the impurity removing method of the foreign fiber spray flower, the sorting machine has a feeding system, and the automatic feeding starting process comprises firstly starting the fan of the removing system, including the foreign fiber removing fan and the suction fan;

[0023] Then, the opening part, including the needle thinning beater and the three-stick roller, is started.

[0024] Restarting the feeding system: the hopper roller and the feeding hopper, wherein the feeding hopper is controlled by two sensors for detecting the saturation of the feeding, and the feeding continues only when it is not saturated.

[0025] In the impurity removal method of the above-mentioned foreign fiber spray, the stop sequence and the start sequence of the sorting machine are opposite, the feeding part is stopped first, then the opening part is stopped, and finally the suction and impurity removal fan is stopped.

[0026] In the impurity removal method of the above-mentioned foreign fiber spray, the sorting machine has an electrical monitoring device for monitoring the safety door, emergency stop, and frequency converter state, and when an abnormality is detected, the feeding is stopped and an alarm is given, and in addition, the air pressure is monitored in real time, and when the air pressure is lower than a certain value, the feeding speed is reduced to ensure the removal effect, and when the air pressure is lower than the alarm threshold, the feeding is stopped and an alarm is given.

[0027] Compared with the prior art, the present application provides an impurity removal method for foreign fiber spray, which has the following beneficial effects:

[0028] 1. The impurity removal method for foreign fiber spray, by connecting several opening machines and several foreign fiber machines in parallel to produce at the same time, the foreign fiber cotton conveying pipe of each foreign fiber machine is connected together, and then connected to the rear carding machine, thereby forming a yarn front spinning production line; the foreign fiber spray conveying pipe of each foreign fiber machine is connected together, and then connected to the cotton storage box, the cotton storage box is connected to the sorting machine, the foreign fiber cotton conveying pipe of the sorting machine is connected to the carding machine, and the foreign fiber pipe of the sorting machine is connected to the waste cotton collection box, mainly collecting impurities in the cotton; the foreign fiber cotton detected by the sorting machine is conveyed to the production line for spinning production, thereby achieving secondary removal of foreign fiber spray, increasing the removal rate of foreign fiber, reducing the waste of cotton, thereby forming a foreign fiber spray impurity removal production line, the foreign fiber spray after sorting by the foreign fiber machine is removed twice by the sorting machine, and can be synchronized with the foreign fiber machine on the yarn production line to automatically pick out the foreign fiber and impurities in the cotton, and the foreign fiber cotton after removal is directly conveyed to the production line for spinning, without the need for manual secondary sorting, reducing the number of employees and labor intensity, greatly reducing the waste of cotton.

[0029] 2、The impurity removal method of the foreign fiber spray flower, the foreign fiber spray flower generated by the foreign fiber machine, including the baled and compacted waste cotton and the un-baled and un-compacted waste cotton, is directly poured into the material conveying belt of the automatic cotton feeding device, conveyed between the needle climbing conveying belt and the opening beater, in the conveying process, the large-size cotton is removed by the large material removing and rolling, so as to ensure the good opening state, the small material after opening is dropped into the cotton storage cavity, and then the double compacting rollers are used to extrude the cotton into a cotton layer with a certain thickness, and the cotton with uniform thickness is guided out of the automatic cotton feeding machine, under the action of the force between the three-stick roller and the sparse beater, the opened cotton is thrown to the secondary detection foreign fiber removing device, and at the same time, the cotton after opening is sucked by the relay air compressor on the top of the cotton collecting box and conveyed into the dust cage, so that the fast and effective impure cotton picking operation can be realized.

[0030] In summary: the foreign fiber spray flower after sorting by the foreign fiber machine is secondarily removed by the sorting machine, the foreign fiber and impurities in the cotton can be automatically picked out on the yarn production line together with the foreign fiber machine, the foreign fiber-free cotton after removal is directly conveyed to the production line for continuous spinning, manual secondary sorting is not needed, the number of employees of the enterprise is reduced, the labor intensity of workers is reduced, and the waste of cotton is greatly reduced. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 A process flow chart of the impurity removal method of the foreign fiber spray flower is provided for the present application.

[0032] Figure 2 A structure diagram of the sorting machine in the impurity removal method of the foreign fiber spray flower is provided for the present application.

[0033] Figure 3 A flow chart of the initialization of the control system of the sorting machine in the impurity removal method of the foreign fiber spray flower is provided for the present application.

[0034] Figure 4 A starting program of the automatic cotton feeding of the sorting machine in the impurity removal method of the foreign fiber spray flower is provided for the present application.

[0035] Figure 5 A stopping flow chart of the automatic cotton feeding of the sorting machine in the impurity removal method of the foreign fiber spray flower is provided for the present application.

[0036] Figure 6 A running state monitoring flow chart of the sorting machine in the impurity removal method of the foreign fiber spray flower is provided for the present application.

[0037] In the figure: 1, automatic cotton feeding machine; 11, loose needle beater; 12, three-roller roller; 2, waste cotton opener; 21, material conveying belt; 22, needle climbing conveying belt; 23, large material removing and rolling roller; 24, opening beater; 25, cotton storage cavity; 26, double compaction roller; 3, secondary detection and foreign fiber removing device; 31, camera detection module; 32, foreign cotton removing module; 33, spray valve module; 4, cotton collecting box; 41, dust cage; 5, cotton collecting trolley. DETAILED DESCRIPTION

[0038] The following examples are for illustrative purposes only and are not intended to limit the scope of the present application.

[0039] Please refer to Figures 1-6 A foreign fiber spray flower impurity removal method, comprising the following steps:

[0040] S1. Prepare a yarn spinning production line and a foreign fiber spray flower impurity removal production line, and connect the two production lines together for simultaneous work;

[0041] S2. Multiple cotton openers and foreign fiber machines are arranged in the yarn spinning production line, the cotton opener is connected in series with the foreign fiber machine at the rear end, and the cotton opener and the foreign fiber machine are connected through a cotton conveying pipeline;

[0042] S3. A foreign fiber-free cotton conveying pipeline is arranged at the rear end of each foreign fiber machine, and the foreign fiber-free cotton conveying pipeline is connected to the cotton carding machine;

[0043] S4. The foreign fiber spray flower impurity removal production line is provided with a cotton storage box, a sorter and a waste cotton collecting box, the spray flower knocked out by the foreign fiber machine is conveyed into the cotton storage box through a special pipeline for secondary cleaning and impurity removal work;

[0044] S5. The foreign fiber spray flower collected in the cotton storage box is conveyed to the sorter through a conveying device, and the foreign fiber-free cotton outlet is combined to the cotton carding machine through the conveying pipeline after being processed by the sorter;

[0045] S6. The impurity foreign fiber knocked out by the sorter is sent to the waste cotton collecting box through a foreign cotton conveying pipeline.

[0046] The foreign fiber-free conveying pipelines at the rear end of each foreign fiber machine are combined together.

[0047] The foreign fiber spray flower conveying pipelines on each foreign fiber machine are combined together.

[0048] The foreign fiber-free conveying pipeline connected to the cotton outlet of the sorter is combined together with the foreign fiber-free conveying pipeline connected to the cotton outlet of each foreign fiber machine, and is uniformly connected to the cotton carding machine.

[0049] The clearing machine comprises an automatic cotton feeding machine 1, a waste cotton opening machine 2, a secondary detection foreign fiber removing device 3, a cotton collecting box 4 and a cotton collecting trolley 5, the waste cotton opening machine 2 is internally provided with a material conveying belt 21, a climbing needle conveying belt 22, a bulk material removing turnover roller 23, an opening beater 24, a cotton storage cavity 25 and double compacting rollers 26, the automatic cotton feeding machine 1 is internally provided with a needle loosening beater 11 and three spike roller 12, the secondary detection foreign fiber removing device 3 internally comprises a camera detection module 31, a waste cotton removing module 32 and a spray valve module 33, and the cotton collecting box 4 is internally provided with a dust cage 41.

[0050] The clearing machine carries out control system initialization operation before use, including hardware initialization and software initialization,

[0051] The hardware initialization comprises NVS initialization, which is used for storing some system parameters, such as IP address, initial frequency of the frequency converter, clearing machine control parameters and the like;

[0052] UART initialization, the cotton feeding system of the clearing machine is controlled by the frequency converter, the ESP32 and the frequency converter communicate through 485;

[0053] SPI initialization, the CPLD can be remotely upgraded by the ESP32 through SPI;

[0054] Ethernet initialization, mainly setting IP, mounting network card, speed negotiation and establishing connection and the like, the running state and control information of the clearing machine are transmitted through the Ethernet,

[0055] The software initialization comprises input monitoring, output control, electrical monitoring, state reporting, modbus polling and clearing machine control tasks.

[0056] The clearing machine is internally provided with a cotton feeding system, and the automatic cotton feeding starting process comprises firstly starting the fan of the cleaning system, including the impurity removing fan and the cotton suction fan;

[0057] Then starting the opening part, including the needle loosening beater 11 and the three spike roller 12;

[0058] Then starting the cotton feeding system: the roller and the cotton feeding hopper, wherein the cotton feeding hopper is controlled by two sensors, the two sensors are used for detecting the saturation condition of the cotton feeding, and the cotton feeding is continued only when it is not saturated.

[0059] The stopping sequence of the clearing machine is opposite to the starting sequence, the cotton feeding part is stopped first, then the opening part is stopped, and finally the cotton suction and the impurity removing fan are stopped.

[0060] The electrical monitoring device in the sorter is used for monitoring the safety door, emergency stop and frequency converter state. When an abnormality is monitored, the feeding of cotton is stopped and an alarm is given. In addition, the air pressure is monitored in real time. When the air pressure is lower than a certain value, the feeding speed of the cotton is reduced to ensure the cleaning effect. When the air pressure is lower than an alarm threshold, the feeding of the cotton is stopped and an alarm is given.

[0061] The operating principle of the present application is described as follows: several opening machines and several foreign fiber machines are connected in parallel to produce simultaneously, the foreign fiber cotton conveying pipes of each foreign fiber machine are converged together, and then connected to the subsequent carding machine, thereby forming a yarn front spinning production line; the foreign fiber spraying cotton conveying pipes of each foreign fiber machine are converged together, and then connected to the cotton storage box, the cotton storage box is connected to the sorter, the foreign fiber-free cotton conveying pipe of the sorter is converged to the carding machine, and the foreign cotton pipe of the sorter is connected to the waste cotton collection box, mainly collecting impurities in the cotton; the foreign fiber-free cotton detected by the sorter is conveyed to the production line for spinning production, thereby achieving secondary removal of foreign fiber spraying cotton, increasing the removal rate of foreign fibers, reducing the waste of cotton, thereby forming a foreign fiber spraying cotton impurity removal production line, the foreign fiber spraying cotton after sorting by the foreign fiber machine is removed twice by the sorter, and can be automatically picked out with the foreign fiber machine on the yarn production line to remove foreign fibers and impurities in the cotton, the removed foreign fiber-free cotton is directly conveyed to the production line for continuous spinning, without the need for manual secondary sorting, reducing the number of employees in the enterprise and the labor intensity of workers, greatly reducing the waste of cotton, the foreign fiber spraying cotton generated by the foreign fiber machine, including baled and compacted waste cotton and unbaled and compacted waste cotton, is directly poured into the material conveying belt 21 of the automatic cotton feeding device, and is conveyed between the climbing needle conveying belt 22 and the opening beater 24, in the conveying process, the large-size cotton is removed by the large material removing roller 23 to ensure good opening state, the well-opened small material falls into the cotton storage cavity 25, and then passes through the double compacting roller 26 to be extruded into a cotton layer with a certain thickness, and is guided out of the automatic cotton feeding machine 1, the uniform thickness cotton is guided out, and the cotton is opened under the action of the force between the three-stick roller 12 and the sparse needle beater 11, and the well-opened cotton is thrown to the secondary detection foreign fiber removing device 3 under the action of the centrifugal force of the sparse needle beater 11, at the same time, the well-opened cotton is sucked by the booster air blower on the top of the cotton collecting box 4 and conveyed to the dust cage 41, thereby realizing fast and effective foreign cotton picking operation.

[0062] The above description is only the preferred embodiment of the present application, and is not used to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A method for removing impurities from a heterofiber-spun colored fabric, characterized by: It comprises the following steps: S1. Prepare a yarn front spinning production line and a foreign fiber spray flower impurity removal production line, connect the two production lines together and work at the same time; S2. A plurality of opening machines and foreign fiber machines are arranged in the yarn front spinning production line, the foreign fiber machines are connected in series at the rear end of the opening machines, and the opening machines and the foreign fiber machines are connected through cotton conveying pipelines; S3. A no-foreign-fiber cotton conveying pipeline is arranged at the rear end of each foreign fiber machine, and the no-foreign-fiber cotton conveying pipeline is connected to the carding machine; S4. The foreign fiber spray flower impurity removal production line is provided with a cotton storage box, a sorting machine and a waste cotton collection box, the spray flowers knocked out by the foreign fiber machines are conveyed into the cotton storage box through a special pipeline for secondary cleaning and impurity removal work, the no-foreign-fiber conveying pipeline connected to the cotton outlet of the sorting machine is combined with the no-foreign-fiber conveying pipelines connected to the cotton outlets of each foreign fiber machine, and the combined no-foreign-fiber conveying pipeline is connected to the carding machine; S5. The foreign fiber spray flowers collected in the cotton storage box are conveyed to the sorting machine through a conveying device, and the no-foreign-fiber cotton exported from the sorting machine is combined into the carding machine through a conveying pipeline after being processed by the sorting machine; S6. The impurity foreign fibers knocked out by the sorting machine are sent to the waste cotton collection box through a waste cotton conveying pipeline; The sorting machine comprises an automatic cotton feeding machine (1), a waste cotton opener (2), a secondary detection foreign fiber removing device (3), a cotton collecting box (4) and a cotton collecting trolley (5), the waste cotton opener (2) is provided with a material conveying belt (21), a climbing needle conveying belt (22), a large material removing roller (23), an opening beater (24), a cotton storage cavity (25) and double compacting rollers (26), the automatic cotton feeding machine (1) is provided with a needle loosening beater (11) and a three-stick roller (12), the secondary detection foreign fiber removing device (3) comprises a camera detection module (31), a waste cotton removing module (32) and a spray valve module (33), and the cotton collecting box (4) is provided with a dust cage (41); The stop sequence and the start sequence of the sorting machine are opposite, the feeding part is stopped first, then the opening part is stopped, and finally the suction cotton and the impurity removing fan are stopped.

2. The method of claim 1, wherein the method is characterized by: The no-foreign-fiber conveying pipelines at the rear end of each foreign fiber machine are combined together.

3. The method of claim 1, wherein the method is a method of removing foreign matter from a spray painting. The foreign fiber spray flower conveying pipelines on each foreign fiber machine are combined together.

4. The method of claim 1, wherein the method is a method of removing foreign fibers and impurities from a spray pattern, and wherein the method comprises: The sorting machine is controlled by a control system, and initialization operation is performed before use, including hardware initialization and software initialization, ​ The hardware initialization includes NVS initialization, which is used to store some system parameters, including IP address, initial frequency of the frequency converter and control parameters of the sorting machine; UART initialization, the cotton feeding system of the sorting machine is controlled by a frequency converter, and the ESP32 and the frequency converter communicate through 485; SPI initialization, the CPLD can be remotely upgraded through the ESP32 via SPI; Ethernet initialization, including setting IP, mounting network card, speed negotiation and establishing connection, the running state and control information of the sorting machine are transmitted through the Ethernet; The software initialization includes input monitoring, output control, electrical monitoring, state reporting, modbus polling and sorting machine control tasks.

5. The method of claim 1, wherein the method is a method of removing foreign matter from a spray painting. The sorting machine is provided with a cotton feeding system, and the automatic cotton feeding start process comprises starting the fans of the cleaning system, including the impurity removing fan and the suction cotton fan. Restarting the opening section, including the loose needle beater (11) and three-roller (12); Restarting the feeding system: the roller and the feeding hopper, where the feeding hopper is controlled by two sensors that detect the saturation of the feeding, and only when it is not saturated, the feeding will continue.

6. The method of claim 1, wherein the method is a method of removing foreign fibers and impurities from a spray pattern, and wherein the method comprises: The clearing machine has an electrical monitoring device inside, which monitors the safety door, emergency stop, and frequency converter status. When an anomaly is detected, the feeding will stop and an alarm will sound. In addition, there is real-time monitoring of air pressure. When the air pressure is below a certain value, the feeding speed will be reduced to ensure the clearing effect. When the air pressure is below the alarm threshold, the feeding will stop and an alarm will sound. ​

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