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CN-117921816-B - Silicon-based fiber sizing system and method based on vision technology

CN117921816BCN 117921816 BCN117921816 BCN 117921816BCN-117921816-B

Abstract

The embodiment of the application provides a vision technology-based silicon-based fiber sizing system and a vision technology-based fiber sizing method. The system comprises a feeding unit, a mixing unit, a shooting unit and a control unit, wherein the feeding unit is used for providing silicon-based fibers to be glued, the mixing unit comprises a cyclone bin, a gluing device and a glue supplementing device which are arranged in the cyclone bin, an inlet of the cyclone bin is connected with an outlet of the feeding unit, the gluing device and the glue supplementing device are respectively used for spraying glue powder into the cyclone bin, the cyclone bin is used for mixing the silicon-based fibers and the glue powder in the cyclone bin based on centrifugal force, the shooting unit is used for shooting mixed images of the silicon-based fibers and the glue powder in the cyclone bin, and the control unit is in communication connection with the feeding unit, the gluing device, the glue supplementing device and the shooting unit and is used for adjusting the supply quantity, the gluing quantity and the glue supplementing quantity of the silicon-based fibers based on the mixed images of the silicon-based fibers and the glue powder in the cyclone bin. The application can improve the glue mixing uniformity and the glue mixing efficiency of the silicon-based fiber and the glue powder.

Inventors

  • LIU CHUN
  • SHI MINGYANG
  • HOU TAOTAO
  • DING GUOLIANG
  • CHU LINA

Assignees

  • 南京玻璃纤维研究设计院有限公司

Dates

Publication Date
20260505
Application Date
20240124

Claims (7)

  1. 1. A vision-based fiber sizing system, comprising: a feeding unit (1) for providing silica-based fibers to be sized; The mixing unit (2) comprises a cyclone bin (21), and a sizing device (22) and a glue supplementing device (23) which are arranged in the cyclone bin (21), wherein an inlet of the cyclone bin (21) is connected with an outlet of the feeding unit (1), the sizing device (22) and the glue supplementing device (23) are respectively used for spraying glue powder into the cyclone bin (21), and the cyclone bin (21) is used for mixing silicon-based fibers and the glue powder in the cyclone bin based on centrifugal force; the camera shooting unit (3) is used for shooting a mixed image of silicon-based fibers and rubber powder in the cyclone bin (21); The control unit (4) is in communication connection with the feeding unit (1), the sizing device (22), the glue supplementing device (23) and the camera unit (3) and is used for adjusting the feeding amount, the sizing amount and the glue supplementing amount of the silicon-based fibers based on the mixed images of the silicon-based fibers and the glue powder in the cyclone bin (21); the sizing device (22) is arranged in a horizontal channel of the inlet of the cyclone bin (21) and is used for spraying rubber powder into the cyclone bin (21) along the horizontal direction; the sizing device (22) comprises a plurality of groups of nozzles, and each group of nozzles is respectively arranged along the width direction of the horizontal channel so as to improve the uniformity of powder spraying; the camera unit (3) comprises at least three groups of camera devices, each group of camera devices comprises a camera, wherein, The first group of camera devices (31) are arranged at the top of one side of the cyclone bin (21) far away from the feed inlet, so that a camera is used for shooting a mixed image of the top plane in the cyclone bin (21); The second group of camera devices (32) and the third group of camera devices (33) are respectively arranged on the outer side of the cylinder body of the cyclone bin (21), the second group of camera devices (32) are arranged on one side, far away from the feed inlet, of the cyclone bin (21), the third group of camera devices (33) are arranged on one side, close to the feed inlet, of the cyclone bin (21), the distance between the second group of camera devices (32) and the top of the cyclone bin (21) is smaller than the distance between the third group of camera devices (33) and the top of the cyclone bin (21), so that a mixed image of the upper part of the inner side view surface of the cyclone bin (21) can be shot by using a camera of the second group of camera devices (32), and a mixed image of the tail end of the inner side view surface of the cyclone bin (21) can be shot by using a camera of the third group of camera devices (33).
  2. 2. The system according to claim 1, wherein the glue supplementing device (23) comprises at least two sets, each set of glue supplementing device (23) is arranged in a cylinder body in the vertical direction of the cyclone bin (21) and is distributed at intervals in the vertical direction, and each set of glue supplementing device (23) is respectively used for spraying glue powder into the cyclone bin (21) in the vertical downward direction.
  3. 3. The system according to claim 1, wherein each set of camera means further comprises a light supplementing light source for providing illumination to the cyclone bin (21).
  4. 4. The system according to claim 1, characterized in that the control unit (4) comprises an upper computer (41), a fiber conveying PLC box (42), a sizing PLC box (43) and a glue supplementing PLC box (44); Based on the mixed image of silicon-based fiber and rubber powder in cyclone bin (21), adjust the supply quantity, the sizing quantity and the glue supplementing quantity of silicon-based fiber, include: Receiving mixed material images shot by each camera in the first group of camera devices (31), the second group of camera devices (32) and the third group of camera devices (33) by using the upper computer (41), and analyzing and processing each image to obtain the mixing state of silicon-based fibers and rubber powder at different positions at each moment; Optimizing control logic of the fiber conveying PLC box (42) based on a mixed state obtained by analyzing and processing the first group of image pick-up devices (31) so as to adjust the fiber supply amount of the feeding unit (1) and the rubber powder supply amount of the sizing device (22); Based on the mixed state obtained by analyzing and processing the second group of imaging devices (32) and the third group of imaging devices (33), the control logic of the glue supplementing PLC box (44) is optimized so as to adjust the glue powder supply quantity of the glue supplementing device (23).
  5. 5. The system according to claim 1, characterized in that the mixing unit (2) is two-stage, the two-stage mixing units (2) being arranged in series.
  6. 6. A sizing method for a vision-based silica-based fiber sizing system, characterized by being applied to a vision-based silica-based fiber sizing system according to any one of claims 1-5, said sizing method comprising: Providing the silica-based fibers to be sized with a feed unit (1); Spraying rubber powder into the cyclone bin (21) by using a sizing device (22) and a rubber supplementing device (23), and mixing silicon-based fibers and the rubber powder based on the centrifugal force of the cyclone bin (21); shooting a mixed image of silicon-based fibers and rubber powder in the cyclone bin (21) by using a shooting unit (3); And adjusting the supply quantity, the sizing quantity and the glue supplementing quantity of the silicon-based fibers based on the mixed image of the silicon-based fibers and the glue powder in the cyclone bin (21) by using the control unit (4).
  7. 7. The method according to claim 6, characterized in that the control unit (4) comprises an upper computer (41), a fiber conveying PLC box (42), a sizing PLC box (43) and a glue supplementing PLC box (44); The control unit (4) adjusts the supply amount, the sizing amount and the glue supplementing amount of the silicon-based fibers based on the mixed image of the silicon-based fibers and the glue powder in the cyclone bin (21), and comprises the following components: Receiving mixed material images shot by each camera in the first group of camera devices (31), the second group of camera devices (32) and the third group of camera devices (33) by using the upper computer (41), and analyzing and processing each image to obtain the mixing state of silicon-based fibers and rubber powder at different positions at each moment; Optimizing control logic of the fiber conveying PLC box (42) based on a mixed state obtained by analyzing and processing the first group of image pick-up devices (31) so as to adjust the fiber supply amount of the feeding unit (1) and the rubber powder supply amount of the sizing device (22); Based on the mixed state obtained by analyzing and processing the second group of imaging devices (32) and the third group of imaging devices (33), the control logic of the glue supplementing PLC box (44) is optimized so as to adjust the glue powder supply quantity of the glue supplementing device (23).

Description

Silicon-based fiber sizing system and method based on vision technology Technical Field The embodiment of the invention relates to the technical field of materials, in particular to a vision technology-based silicon-based fiber sizing system and a vision technology-based fiber sizing method. Background The silicon-based fiber can be widely obtained from industries such as rock mineral wool, glass wool and the like, has low raw material cost and flame retardance. The density board, especially the high density board, made of silicon-based fiber has the advantages of high strength, good fireproof performance, etc. However, the current domestic silicon-based fiber density board production process still belongs to an exploration stage, and some enterprises are trying to manufacture the wet rock wool fiber density board, and the process needs to consume a large amount of water and heat, and the uniformity of board blanks in the paving process is poor, and the surface and uniformity of boards cannot be guaranteed. Unlike wet process, dry silica-based fiber density board manufacture can reduce the use of water and heat energy, but how to mix silica-based fibers and rubber powder thoroughly remains a technical challenge. Accordingly, there is a need for a vision-based sizing system and method for silicon-based fibers that solves the above-mentioned problems. Disclosure of Invention The embodiment of the invention provides a vision technology-based silicon-based fiber sizing system and a vision technology-based silicon-based fiber sizing method, which can improve the mixing uniformity and the mixing efficiency of silicon-based fibers and rubber powder. In a first aspect, embodiments of the present invention provide a vision-based fiber sizing system comprising: A feeding unit for providing silica-based fibers to be sized; The mixing unit comprises a cyclone bin, a sizing device and a glue supplementing device, wherein the sizing device and the glue supplementing device are arranged in the cyclone bin, an inlet of the cyclone bin is connected with an outlet of the feeding unit, the sizing device and the glue supplementing device are respectively used for spraying glue powder into the cyclone bin, and the cyclone bin is used for mixing silicon-based fibers and the glue powder in the cyclone bin based on centrifugal force; The shooting unit is used for shooting a mixed image of the silicon-based fiber and the rubber powder in the cyclone bin; The control unit is in communication connection with the feeding unit, the sizing device, the glue supplementing device and the camera unit and is used for adjusting the feeding amount, the sizing amount and the glue supplementing amount of the silicon-based fibers based on the mixed image of the silicon-based fibers and the glue powder in the cyclone bin. In a second aspect, the embodiment of the present invention further provides a sizing method of the vision-based silicon-based fiber sizing system according to the above embodiment, the sizing method comprising: providing silicon-based fibers to be sized by a feeding unit; spraying rubber powder into the cyclone bin by using a sizing device and a glue supplementing device respectively, and mixing silicon-based fibers and the rubber powder based on the centrifugal force of the cyclone bin; Shooting a mixed image of silicon-based fibers and rubber powder in the cyclone bin by using a shooting unit; and adjusting the supply quantity, the sizing quantity and the glue supplementing quantity of the silicon-based fibers by using a control unit based on the mixed image of the silicon-based fibers and the glue powder in the cyclone bin. The application provides a silicon-based fiber sizing system and a method based on vision technology, which are characterized in that a cyclone bin is arranged, and a sizing device and a glue supplementing device are arranged in the cyclone bin, so that the glue mixing efficiency and uniformity of silicon-based fibers and glue powder can be accelerated based on centrifugal force. By arranging the camera unit, the mixing state of the silicon-based fibers and the rubber powder can be observed, and the fiber supply amount of the feeding unit, the rubber powder supply amount of the sizing device and the rubber supplementing device can be adjusted in real time based on the mixing state, so that the rubber mixing uniformity of the silicon-based fibers and the rubber powder in the whole cyclone bin is further improved. Therefore, the application can improve the glue mixing uniformity and the glue mixing efficiency of the silicon-based fiber and the glue powder. Drawings In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, an