CN115488016A - Drying system of gluing machine and control method - Google Patents

Drying system of gluing machine and control method Download PDF

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Publication number
CN115488016A
CN115488016A CN202211311251.2A CN202211311251A CN115488016A CN 115488016 A CN115488016 A CN 115488016A CN 202211311251 A CN202211311251 A CN 202211311251A CN 115488016 A CN115488016 A CN 115488016A
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Prior art keywords
air
box
exhaust
hot
pipeline
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CN202211311251.2A
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CN115488016B (en
Inventor
钱世良
田书伟
杨朋辉
吴虞
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Shaanxi Baoyu Technology Industry Co ltd
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Shaanxi Baoyu Technology Industry Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0406Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
    • B05D3/0413Heating with air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
    • B05C11/023Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface
    • B05C11/025Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface with an essentially cylindrical body, e.g. roll or rod
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C13/00Means for manipulating or holding work, e.g. for separate articles
    • B05C13/02Means for manipulating or holding work, e.g. for separate articles for particular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0406Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
    • B05D3/0426Cooling with air

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  • Drying Of Solid Materials (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

The invention discloses a glue applicator drying system and a control method, and belongs to the technical field of printed circuit boards. The drying system comprises an air-floating steering box, wherein exhaust boxes are arranged on two sides of the air-floating steering box, a hot air box is connected above the exhaust boxes, an air supply box is connected above the hot air box, an air seal box is connected above the air supply box, a cold air box is connected above the air seal box, a glue squeezing device is connected on the cold air box on one side, and a water-cooling deviation rectifying traction device is connected on the cold air box on the other side.

Description

Drying system of gluing machine and control method
Technical Field
The invention relates to the technical field of printed circuit boards, in particular to a drying system of a gluing machine and a control method.
Background
The existing copper-clad plate taking glass fiber cloth as a substrate occupies an important position in the printed circuit production industry by virtue of excellent mechanical property and stability. The hot kerosene infrared drying vertical gluing machine is used as main equipment for producing glass fiber cloth prepregs, so that the energy consumption is reduced, the cost is saved, the equipment is convenient to operate and use, and the improvement of the production efficiency and the product quality is an important problem to be solved urgently by each enterprise. The glue applicator commonly existing in the current market consists of a hot box, an air supply box, an exhaust box, an upper/lower air seal box, an upper/lower cold box and a steering box, wherein the glass fiber cloth semi-curing process needs to be processed by the processes of heating, cooling, heating, cooling and the like, the whole structure is complex, the occupied space is long, the equipment purchase cost is high, and the air control operation in the production process is complex. At present the fine cloth prepreg of glass turns to through water-cooling steel roll, for preventing the adhesive roller phenomenon, equipment increases the cold box and carries out the forced air cooling to the prepreg piece in the design process, carries out the water-cooling to turning to the steel roll, even so, the adhesive roller phenomenon ubiquitous still in the production process, is influencing production efficiency and product quality, has caused a large amount of energy waste and manpower extravagant. Meanwhile, the system has high air consumption and large exhaust emission, and in order to prevent environmental pollution and reach the national emission limit, enterprises can only choose matched exhaust treatment devices without any choice, and the exhaust treatment cost is increased virtually.
Disclosure of Invention
The invention aims to provide a drying system of a gluing machine and a control method, which aim to solve the problems in the background technology: the gluing machine turns to the sticking roller, the energy consumption is large, and the exhaust emission is large.
In order to achieve the purpose, the invention provides the following technical scheme:
the drying system comprises an air-floating steering box, wherein exhaust boxes are arranged on two sides of the air-floating steering box, a hot air box is connected above the exhaust boxes, an air supply box is connected above the hot air box, an air seal box is connected above the air supply box, a cold air box is connected above the air seal box, a glue squeezing device is connected to the cold air box on one side, and a water-cooling deviation rectifying traction device is connected to the cold air box on the other side.
Preferably, the air-float steering box adopts an inverted air-float steering structure.
Preferably, an air-floating steering box blowing pipe and an air-floating steering box exhaust pipe are arranged in the air-floating steering box, and air nozzles are respectively arranged at the pipe terminals of the air-floating steering box blowing pipe and the air-floating steering box exhaust pipe.
Preferably, the cold air box comprises a downlink cold air box and an uplink cold air box;
the air seal box comprises a lower air seal box and an upper air seal box;
the gas supply box comprises a downlink gas supply box and an uplink gas supply box;
the hot air box comprises a downlink hot air box and an uplink hot air box;
the exhaust box comprises a downlink exhaust box and an uplink exhaust box, and the downlink exhaust box and the uplink exhaust box are respectively connected with an inlet and an outlet of the air-floating steering box;
the down cold air box, the down gas-moving sealing box, the down gas-supplying box, the down hot air box and the down exhaust box are positioned on one side of the glue squeezing device, and the up cold air box, the up gas-moving sealing box, the up gas-supplying box, the up hot air box and the up exhaust box are positioned on one side of the water-cooling deviation-rectifying traction device.
Preferably, the glue squeezing device comprises a fixed roller and a movable roller, a driving mechanism is arranged on one side of the fixed roller and one side of the movable roller, and a gap adjusting mechanism is arranged between the fixed roller and the movable roller.
Preferably, the water-cooling deviation-rectifying traction device comprises a water-cooling roller and a deviation-rectifying mechanism, and the deviation-rectifying mechanism adopts a gas-liquid servo automatic deviation-rectifying system and a reverse splayed swing arm type structure.
Preferably, a heating medium oil infrared radiation plate is arranged in the hot air box, and three temperature measuring devices are respectively arranged at the top and the bottom of the hot air box from left to right.
Preferably, a cold air box blowing pipeline and a cold air box exhaust pipeline are arranged inside the cold air box; an air seal box exhaust pipeline is arranged in the air seal box.
Preferably, the air supply box is internally provided with an air supply box blowing pipeline, and the exhaust box is internally provided with an exhaust box exhaust pipeline.
Preferably, the control method of the drying system of the glue applicator comprises the following steps:
adjusting the gap between the moving roller and the fixed roller: the moving roller is horizontally pushed by the air cylinder to approach the fixed roller for coarse adjustment, the gap stepping amount is accurately controlled by the ejector pin type gap adjusting structure, and the numerical value of the gap size is digitally displayed;
adjusting the air temperature and the air volume: the air temperature and the air volume of an air blowing pipeline and an air exhaust pipeline of the cold air box and the air volume of an air exhaust pipeline of the air sealing box are adjusted, so that the problem of upward hot air blow is prevented, and meanwhile, the glass fiber cloth prepreg is cooled; the air temperature and the air quantity of an air blowing pipeline of the air supply box are controlled to respectively and continuously supply sufficient hot air to the downstream hot air box and the upstream hot air box; controlling the left, middle and right temperatures of the heating medium oil infrared radiation plates of the downlink hot air box and the uplink hot air box, uniformly drying and curing the glass fiber cloth prepreg, and evaporating organic solvent gas in the glass fiber cloth prepreg; the method comprises the following steps of (1) discharging hot air containing an organic solvent generated in a downward hot air box and an upward hot air box to a waste gas treatment device by controlling the air volume of an exhaust pipeline of an exhaust box; a layer of air film is formed between the air blowing pipeline and the glass fiber cloth prepreg by controlling the air volume and the air pressure of the air blowing pipeline of the air floating type steering box, so that the air is steered in a non-contact manner, and simultaneously, the air volume and the air pressure of the air exhaust pipeline of the air floating type steering box in the air floating type steering box are controlled, so that the air volume and the air pressure of the air exhaust pipeline of the air floating type steering box are balanced with the air blowing pipeline of the air floating type steering box.
Compared with the prior art, the invention has the beneficial effects that:
(1) The invention adopts the inverted air-floating type drying system, the whole drying system can be used as a heating area, and the air cooling box is arranged at the outlet position to cool the cured glass fiber cloth prepreg, so that the drying mode of heating, cooling, heating and cooling of the traditional gluing machine is thoroughly changed, the problem of steering and roller sticking of the traditional gluing machine is solved, the air path control system is optimized, the energy consumption is greatly reduced, the waste gas discharge of the whole system is reduced, and the waste gas treatment cost is greatly reduced.
(2) The invention optimizes the structural configuration of the drying system of the gluing machine, adopts the inverted air-floating steering structure on the basis of keeping the functional requirements of the cold air box, the air seal box, the air supply box, the hot air box and the exhaust box of the traditional gluing machine, greatly optimizes the use space of the whole drying system, is beneficial to improving the machine speed of equipment, improves the production efficiency and simultaneously reduces the input cost of related equipment configuration.
(3) According to the invention, the inverted air-floating steering structure is adopted, so that the glass fiber cloth prepreg is not in contact with the steering mechanism, and compared with the traditional gluing machine, the gluing is prevented by a cooling process of the steering roller, so that the gluing of the glass fiber cloth prepreg and the steering mechanism and the pollution of finished products are effectively avoided, the yield of the products is improved, and the cost investment of a water cooling system and the cost investment of manual management are reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the drying system of the glue applicator of the present invention;
the reference numbers in the figures illustrate: 401. a guide roller; 402. a glue squeezing device; 403. a water-cooling deviation-rectifying traction device; 100. a fiberglass cloth prepreg; 101. a downlink cold air box; 102. downward gas circulation and box sealing; 103. a down gas supply tank; 104. a hot air box going downwards; 105. a down exhaust box; 106. an air-floating steering box; 201. an ascending cold air box; 202. upward gas circulation and box sealing; 203. an upstream gas supply tank; 204. an ascending hot air box; 205. an upstream exhaust box; 300. an air seal box exhaust duct; 301. a cold air box blowing duct; 302. a cold air box exhaust duct; 303. an air supply box blowing pipeline; 304. an exhaust box exhaust duct; 305. an air-floating type steering box air blowing pipeline; 306. air floating turns to case exhaust pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example (b):
referring to fig. 1, a glue applicator drying system and a control method thereof include an air-floating steering box 106, wherein exhaust boxes are arranged on both sides of the air-floating steering box 106, a hot air box is connected above the exhaust boxes, an air supply box is connected above the hot air box, an air seal box is connected above the air supply box, a cold air box is connected above the air seal box, a glue squeezing device 402 is connected on the cold air box on one side, and a water-cooling deviation-rectifying traction device 403 is connected on the cold air box on the other side, wherein the whole drying system can be used as a heating area, and the cold air box is arranged at an outlet position to cool a cured glass fiber cloth prepreg, so that the drying mode of heating-cooling-heating-cooling of the traditional glue applicator is thoroughly changed, the problem of a steering gluing roller of the traditional glue applicator is solved, an air path control system is optimized, energy consumption is greatly reduced, the exhaust emission of the whole system is reduced, and the treatment cost of exhaust gas is greatly reduced.
In this application, air supporting formula turns to case 106 and adopts the air supporting formula of hanging upside down to turn to the structure, has greatly optimized whole drying system's usage space, is favorable to promoting the equipment machine speed, improves production efficiency, has still reduced the input cost of relevant equipment configuration simultaneously.
In the application, an air-floating steering box air blowing pipeline 305 and an air-floating steering box exhaust pipeline 306 are arranged inside the air-floating steering box 106, air nozzles are respectively arranged at the pipeline terminals of the air-floating steering box air blowing pipeline 305 and the air-floating steering box exhaust pipeline 306, and hot air is fed through the steering box air blowing pipeline 305 to form a layer of air film at the air nozzles so that the glass fiber cloth prepreg 100 is steered in a non-contact mode; wherein, the outside of the air-floating steering box 106 is also provided with an operation box door, which is convenient for material penetrating operation and equipment maintenance.
In the application, the cold air box comprises a downlink cold air box 101 and an uplink cold air box 201, wherein the downlink cold air box 101 is positioned at the inlet end of the drying system, and the uplink cold air box 201 is positioned at the outlet end of the drying system;
the air seal box comprises a lower air seal box 102 and an upper air seal box 202, wherein the top of the lower air seal box 102 is connected with the lower air cooling box 101, the bottom of the lower air seal box is connected with the lower air supply box 103, the top of the upper air seal box 202 is connected with the upper air cooling box 201, and the bottom of the upper air seal box 202 is connected with the upper air supply box 203;
the air supply box comprises a downlink air supply box 103 and an uplink air supply box 203, wherein the top of the downlink air supply box 103 is connected with the downlink air seal box 102, the bottom of the downlink air supply box is connected with the downlink hot air box 104, the top of the uplink air supply box 203 is connected with the uplink air seal box 202, and the bottom of the uplink air supply box 203 is connected with the uplink hot air box 203;
the hot air boxes comprise a downlink hot air box 104 and an uplink hot air box 204, wherein the top of the downlink hot air box 104 is connected with the downlink air supply box 103, the bottom of the downlink hot air box is connected with the downlink exhaust box 105, the top of the uplink hot air box 204 is connected with the uplink air supply box 203, and the bottom of the uplink hot air box is connected with the uplink exhaust box 205;
the exhaust box comprises a downlink exhaust box 105 and an uplink exhaust box 205, the downlink exhaust box 105 and the uplink exhaust box 205 are respectively connected with an inlet and an outlet of the air-floating steering box 106, wherein the top of the downlink exhaust box 105 is connected with the downlink hot air box 104, the bottom of the downlink exhaust box 105 is connected with the air-floating steering box 106, the top of the uplink exhaust box 205 is connected with the uplink hot air box 204, and the bottom of the uplink exhaust box 205 is connected with the air-floating steering box 106;
the downlink cold air box 101, the downlink air seal box 102, the downlink air supply box 103, the downlink hot air box 104 and the downlink exhaust box 105 are positioned on one side of the glue squeezing device 402, and the uplink cold air box 201, the uplink air seal box 202, the uplink air supply box 203, the uplink hot air box 204 and the uplink exhaust box 205 are positioned on one side of the water-cooling deviation-rectifying traction device 403.
In this application, crowded mucilage binding is put 402 and is included the fixed roll and remove the roller, and fixed roll and removal roller one side are provided with actuating mechanism, are provided with clearance adjustment mechanism between fixed roll and the removal roller, and wherein the walking material orbit of fixed roll location glass fiber cloth prepreg 100, through the clearance of clearance adjustment mechanism adjustment removal roller and fixed roll, make glass fiber cloth prepreg 100 each department glue content evenly coated, satisfy off-the-shelf operation requirement.
In this application, water-cooling draw gear 403 that rectifies includes water-cooling roller and deviation correcting mechanism, and wherein the water-cooling roller that gives lets in cold water cooling, prevents the fine cloth prepreg 100 of glass after the solidification from gluing the roller, and deviation correcting mechanism adopts the servo automatic deviation correcting system of gas-liquid, and anti-eight characters swing arm formula structure has the centering function, prevents the fine cloth prepreg 100 off tracking of glass after the solidification.
In the application, a heating medium oil infrared radiation plate is arranged in the hot air box, and the glass fiber cloth prepreg 100 is dried and cured in a heating medium oil infrared radiation mode; the top and the bottom of the hot air box are respectively provided with three temperature measuring devices from left to right to accurately control the temperature of hot air inside the hot air box.
In the application, a cold air box blowing pipeline 301 and a cold air box exhaust pipeline 302 are arranged inside the cold air box and used for cooling the cured glass fiber cloth prepreg 100;
an air seal box exhaust duct 300 is arranged in the air seal box and used for preventing the air supply box from upward hot air channeling.
An air supply box blowing pipeline 303 is arranged in the air supply box and used for providing hot air for the hot air box;
an exhaust box exhaust pipe 304 is arranged in the exhaust box and used for extracting hot air containing the volatile organic solvent in the hot air box and exhausting the hot air to the waste gas treatment device.
After being turned by a guide roller 401, the fiberglass cloth prepreg 100 soaked with glue is turned by a glue extruding device 402, a downlink cold air box 101, a downlink air seal box 102, a downlink air supply box 103, a downlink hot air box 104 and a downlink exhaust box 105 from top to bottom, then is turned by an air floating type turning box 106, then sequentially passes through an uplink exhaust box 205, an uplink hot air box 204, an uplink air supply box 203, an uplink air seal box 202 and an uplink cold air box 201 from bottom to top, and is sent to a subsequent processing unit of a gluing machine by a water-cooling deviation rectifying traction device 403. The whole drying process achieves the curing effect of the glass fiber cloth prepreg by controlling the air volume and the air temperature of air path pipelines at all positions.
In the application, a control method of a drying system of a gluing machine comprises the following steps:
adjusting the gap between the movable roller and the fixed roller: the moving roller is horizontally pushed by the air cylinder to approach the fixed roller for coarse adjustment, the gap stepping amount is accurately controlled through the ejector pin type gap adjusting structure, and the numerical value of the gap size is digitally displayed;
adjusting the air temperature and the air volume: by controlling the air temperature and the air volume of the cold air box blowing pipeline 301 and the cold air box exhaust pipeline 302 in the downlink cold air box 101 and the uplink cold air box 201 and the air volume of the air seal box exhaust pipeline 300 in the lower air seal box 102 and the uplink air seal box 202, the problem of upward hot air channeling is effectively prevented, and meanwhile, the glass fiber cloth prepreg 100 is cooled; sufficient hot air is continuously supplied to the downlink hot air box 104 and the uplink hot air box 204 respectively by controlling the air temperature and the air volume of the air supply box air blowing pipeline 303 in the downlink air supply box 103 and the uplink air supply box 203; uniformly drying and curing the glass fiber cloth prepreg 100 by controlling the left, middle and right temperatures of the heating medium oil infrared radiation plates of the downlink hot air box 104 and the uplink hot air box 204, and evaporating organic solvent gas in the glass fiber cloth prepreg 100; the hot air containing the organic solvent generated in the downlink hot air box 104 and the uplink hot air box 204 is discharged to the waste gas treatment device by controlling the air volume of the exhaust box exhaust pipelines 304 in the downlink exhaust box 105 and the uplink exhaust box 205; the air volume and the air pressure of the air blowing pipeline 305 of the air floating type steering box 106 are controlled to form a layer of air film with the glass fiber cloth prepreg 100, so that the air film is steered in a non-contact manner, and the air volume and the air pressure of the air exhaust pipeline 306 of the air floating type steering box 106 are controlled to be balanced with the air blowing pipeline 305 of the air floating type steering box;
all the blowing pipelines and the exhaust pipelines are provided with operating hand valves, and the air volume and the air pressure of each pipeline are controlled by adjusting the opening degree of the hand valves.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a gluing machine drying system which characterized in that: including air supporting formula turn to case (106), air supporting formula turns to case (106) both sides and all is provided with the exhaust box, the exhaust box top is connected with hot-blast case, the hot-blast case top is connected with the air feed case, the air feed case top is connected with the atmoseal case, atmoseal case top is connected with the cold wind case, is located one side be connected with crowded mucilage binding and put (402), the opposite side be connected with water-cooling deviation correcting draw gear (403) on the cold wind case.
2. The glue applicator drying system of claim 1, wherein: the air-floating steering box (106) adopts an inverted air-floating steering structure.
3. The glue applicator drying system of claim 2, wherein: an air-floating steering box air blowing pipeline (305) and an air-floating steering box exhaust pipeline (306) are arranged in the air-floating steering box (106), and air nozzles are respectively arranged at the pipeline terminals of the air-floating steering box air blowing pipeline (305) and the air-floating steering box exhaust pipeline (306).
4. The glue applicator drying system of claim 2, wherein: the cold air box comprises a downlink cold air box (101) and an uplink cold air box (201);
the air seal box comprises a lower air seal box (102) and an upper air seal box (202);
the air supply box comprises a downlink air supply box (103) and an uplink air supply box (203);
the hot air boxes comprise a downlink hot air box (104) and an uplink hot air box (204);
the exhaust box comprises a downlink exhaust box (105) and an uplink exhaust box (205), and the downlink exhaust box (105) and the uplink exhaust box (205) are respectively connected with an inlet and an outlet of the air-floating steering box (106);
the down cold air box (101), the down air seal box (102), the down air supply box (103), the down hot air box (104) and the down exhaust box (105) are located on one side of the glue squeezing device (402), and the up cold air box (201), the up air seal box (202), the up air supply box (203), the up hot air box (204) and the up exhaust box (205) are located on one side of the water-cooling deviation rectifying traction device (403).
5. The glue applicator drying system of claim 1, wherein: the glue squeezing device (402) comprises a fixed roller and a movable roller, wherein a driving mechanism is arranged on one side of the fixed roller and one side of the movable roller, and a gap adjusting mechanism is arranged between the fixed roller and the movable roller.
6. The glue applicator drying system of claim 1, wherein: the water-cooling deviation rectifying traction device (403) comprises a water-cooling roller and a deviation rectifying mechanism, wherein the deviation rectifying mechanism adopts a gas-liquid servo automatic deviation rectifying system and an inverted splayed swing arm type structure.
7. The glue applicator drying system of claim 1, wherein: the hot air box is internally provided with a heating medium oil infrared radiation plate, and the top and the bottom of the hot air box are respectively provided with three temperature measuring devices from left to right.
8. The glue applicator drying system of claim 1, wherein: a cold air box blowing pipeline (301) and a cold air box exhaust pipeline (302) are arranged in the cold air box; an air seal box exhaust pipeline (300) is arranged in the air seal box.
9. The glue applicator drying system of claim 1, wherein: the inside air feed case that is provided with of air feed case pipeline (303) that blows, the inside exhaust box exhaust pipe (304) that is provided with of exhaust box.
10. A method of controlling a dryer system of a glue applicator according to any one of claims 1 to 9, characterised in that it comprises the steps of:
adjusting the gap between the moving roller and the fixed roller: the moving roller is horizontally pushed by the air cylinder to approach the fixed roller for coarse adjustment, the gap stepping amount is accurately controlled through the ejector pin type gap adjusting structure, and the numerical value of the gap size is digitally displayed;
adjusting the air temperature and the air volume: the air temperature and the air volume of a blowing pipeline (301) of a cold air box and an exhaust pipeline (302) of the cold air box and the air volume of an exhaust pipeline (300) of an air sealing box are adjusted, so that the problem of upward hot air channeling is prevented, and meanwhile, the glass fiber cloth prepreg (100) is cooled; the air temperature and the air volume of an air blowing pipeline (303) of the air supply box are controlled to respectively and continuously supply sufficient hot air to the downstream hot air box (104) and the upstream hot air box (204); controlling the left, middle and right temperatures of the heating medium oil infrared radiation plates of the downlink hot air box (104) and the uplink hot air box (204), uniformly drying and curing the glass fiber cloth prepreg (100), and evaporating organic solvent gas in the glass fiber cloth prepreg (100) at the same time; the method comprises the following steps of (1) discharging hot air containing an organic solvent generated in a downward hot air box (104) and an upward hot air box (204) to an exhaust gas treatment device by controlling the air volume of an exhaust pipe (304) of an exhaust box; a layer of air film is formed between the air film and the glass fiber cloth prepreg (100) by controlling the air volume and the air pressure of the air-floating type steering box air blowing pipeline (305), steering is carried out in a non-contact mode, and meanwhile the air volume and the air pressure of the air-floating type steering box exhaust pipeline (306) in the air-floating type steering box (106) are controlled to be balanced with the air volume and the air pressure of the air-floating type steering box air blowing pipeline (305).
CN202211311251.2A 2022-10-25 2022-10-25 Sizing machine drying system and control method Active CN115488016B (en)

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