CN114130602B - Energy-saving impregnation dryer - Google Patents
Energy-saving impregnation dryer Download PDFInfo
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- CN114130602B CN114130602B CN202111371318.7A CN202111371318A CN114130602B CN 114130602 B CN114130602 B CN 114130602B CN 202111371318 A CN202111371318 A CN 202111371318A CN 114130602 B CN114130602 B CN 114130602B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
- B05C3/02—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material
- B05C3/12—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length
- B05C3/125—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating work of indefinite length the work being a web, band, strip or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1039—Recovery of excess liquid or other fluent material; Controlling means therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/14—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation involving heating or cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment 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
- B05D3/02—Pretreatment 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 baking
- B05D3/0254—After-treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment 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
- B05D3/04—Pretreatment 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
- B05D3/0406—Pretreatment 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
- B05D3/0426—Cooling with air
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention discloses an energy-saving gumming dryer, belonging to the field of rubber cloth production, comprising a drying tower, wherein two sides of the drying tower are respectively connected with a cloth unreeling mechanism and a cloth reeling mechanism, the cloth is drawn out from the cloth unreeling mechanism and finally wound on the cloth reeling mechanism through the drying tower, the drying tower comprises a tower top, a tower body and a tower bottom, a gumming structure is arranged in the tower bottom, a plurality of drying structures connected in series are arranged in the tower body, the drying structures comprise a drying channel and a cooling channel, the cloth passes through the gumming structure, the drying channel and the cooling channel for a plurality of times after entering the drying tower, thereby realizing the layer-by-layer gumming of a thicker gum layer, the gum cloth is dried in the drying channel and cooled in the cooling channel, and solving the problems that in the prior art, in the production process of rubber belts, because the temperature of the dried gum tapes is higher, in the next gumming process, easily generate air bubbles on the surface of the adhesive tape.
Description
Technical Field
The invention relates to the field of rubber cloth production, in particular to an energy-saving impregnation dryer.
Background
A canvas gum dipping procedure is adopted in the production process of the rubber belt, and the main production flow is as follows: mixing the semi-finished rubber sheet with rubber solvent oil in certain proportion, and diluting the rubber sheet into paste. And then pouring the pasty rubber into a gumming dryer, sticking a layer of gum body on the upper surface of the canvas after the canvas passes through the gum body in the gumming dryer, and sticking rubber with a certain thickness on the inner side and the outer side of the canvas through the processes of extrusion and drying to complete the gumming process.
After gum dipping is finished, the adhesive cement is required to be solidified on the canvas through drying, when the thickness needing gum dipping is large, the gum dipping and drying processes are required to be divided into a plurality of steps to avoid the uneven adhesive cement, in the prior art, after the adhesive cement is dried, the adhesive cement is generally directly dipped for the next time, and due to the fact that the temperature of the dried adhesive cement is high, partial adhesive cement is evaporated when the adhesive cement is dipped, bubbles are formed on the surface of the adhesive cement, and the appearance and the quality of the adhesive cement are poor.
For example, the drying mechanism for a vertical glue dipping drying device disclosed in the Chinese patent document, which is disclosed in the patent document with the publication number of CN202010193775.0, comprises a drying tower body and an oil storage device, wherein the liquid collecting device of the invention consists of a pushing grab handle, a supporting transmission guide rail, a moving roller and a liquid collecting connection plate, when the raw paper is conveyed upwards into the drying tower body in the working process, the excessive glue on the surface of the raw paper flows downwards and drips, the dripped glue flows into a liquid collecting tank through the liquid collecting connection plate, when the glue in the liquid collecting tank is full, the pushing grab handle is grabbed by hands to be used outwards, the liquid collecting connection plate moves outwards in an embedding groove of the supporting transmission guide rail through the moving roller to take out the liquid collecting connection plate for cleaning, the beneficial effects are that the excessive glue on the surface of the raw paper flows downwards and drips when the raw paper is conveyed upwards into the drying tower body in the working process through the liquid collecting device, the dripped glue is collected through the liquid collecting connection plate, the glue can not drip on the ground to cause dirt and corrosion, can be disassembled after being fully collected, and is convenient and fast to clean; the patent has the defects that the glue dipping thickness is low in the production process, and if the glue dipping thickness is applied to the production process of rubber cloth, bubbles are generated on the surface of the sequentially dried adhesive tapes during the next glue dipping, so that the appearance and the quality of the adhesive tapes are poor.
Disclosure of Invention
The invention aims to solve the problem that bubbles are easily generated on the surface of a rubber belt in the next impregnation process due to the fact that the dried rubber belt is high in temperature in the production process of the rubber belt in the prior art, and provides an energy-saving impregnation dryer which can cool the rubber belt after being dried, so that the temperature of the rubber belt is as consistent as possible with the temperature of glue paste, bubbles are further prevented from being generated on the surface of the rubber belt in the next impregnation process, the drying temperature cannot be influenced in the cooling process, and the condition that energy loss is caused by repeated rising and falling of the temperature in a tower body is avoided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention discloses an energy-saving impregnation dryer, which comprises a drying tower, wherein two sides of the drying tower are respectively connected with a cloth unwinding mechanism and a cloth winding mechanism, cloth is pulled out from the cloth unwinding mechanism and finally wound on the cloth winding mechanism through the drying tower, the drying tower comprises a tower top, a tower body and a tower bottom, an impregnation structure is arranged in the tower bottom, a plurality of drying structures connected in series are arranged in the tower body, each drying structure comprises a drying channel and a cooling channel, the cloth is impregnated in the impregnation structure at the tower bottom, then is dried upwards through the drying channel and is cooled downwards through the cooling channel, an oven is arranged in the tower body, the drying channel is formed in the oven, and the tower top is connected with a gas suction system.
The cloth passes through the gum dipping structure, the drying channel and the cooling channel for a plurality of times after entering the drying tower, so that the thick gum layer is gum dipped layer by layer, the adhesive tape is dried in the drying channel and cooled in the cooling channel, the repeated temperature rise and temperature reduction of the same space are avoided, the energy loss is avoided, in addition, the temperature of the cooled adhesive tape is close to that of the adhesive paste, no bubble can be generated in the gum dipping process, the gas suction system can realize upward air suction, so that upward airflow is formed in the cooling channel, and the cloth is cooled downwards through the cooling channel and has the opposite airflow direction with the cooling channel, so that the cloth can move downwards in the process, the flow rate of surface gas is faster, and the cooling effect is better.
Preferably, the tower body is internally provided with a plurality of drying structures, a limited air box is arranged between two adjacent drying structures, a cooling channel is formed between the limited air box and the outer wall of the oven, the width of the cooling channel can be controlled through the thickness of the limited air box, the smaller the width of the cooling channel is, the faster the flow velocity of the gas flowing in the cooling channel is, and the better the cooling effect is.
Preferably, the side surface of the oven is surrounded by a heat insulation plate, a steam heating coil is arranged on the inner side of the oven, steam passes through the steam heating coil from top to bottom, and a plurality of temperature measuring elements are arranged in the oven at intervals; the steam heating coil pipe can heat the interior of the oven, the temperature measuring elements can detect the temperatures of the oven at different heights, and the temperature in the oven can be regulated by regulating the temperature of the introduced steam.
Preferably, the lower part of the oven is provided with an air limiting opening, and the air limiting opening comprises an air limiting plate and a supporting block, wherein the air limiting plate is connected with the lower opening of the oven through a hinge; in the process of equipment installation, the air limiting plate is opened to facilitate installation of the adhesive tape, in the use process, the air limiting plate is rotated through a hinge to be closed, the size of the air limiting opening is only slightly larger than the size of the cross section of the adhesive tape, so that as little air as possible can pass through the lower opening of the oven, on one hand, high-temperature air in the oven is prevented from escaping, energy loss is caused, on the other hand, air pumped by the air pumping system can pass through the cooling channel as much as possible, the flow rate of the air in the cooling channel is improved, and the cooling effect is improved.
Preferably, a dehumidification box is arranged between the cloth unwinding mechanism and the drying tower, the side surface of the dehumidification box is enclosed by a heat insulation plate, a steam heating coil is arranged on the inner side of the dehumidification box, steam passes through the steam heating coil from top to bottom, a wind limit opening is arranged at the lower part of the dehumidification box, and the wind limit opening comprises a wind limit plate and a support block, wherein the wind limit plate is connected with the lower opening of the dehumidification box through a hinge, and the support block is used for limiting the wind limit plate; the dehumidification box can dehumidify the cloth entering the drying tower, so that the outside liquid is prevented from being brought into the gum dipping structure to pollute the gum, and the air limiting opening is used for ensuring the temperature of the dehumidification box.
Preferably, a glue dipping inlet is formed in one side of the tower bottom, a cloth spreading roller is installed between the dehumidification box and the glue dipping inlet, the cloth spreading roller comprises a forward section and a reverse section, the forward section and the reverse section respectively account for half of the length of the cloth spreading roller, and two springs with opposite rotation directions are welded on the forward section and the reverse section respectively; when the cloth passes through the cloth spreading roller, the cloth can be stretched by the threads on the cloth spreading roller, so that the cloth entering the impregnation structure for impregnation is completely stretched.
Preferably, the oven is inclined relative to the vertical direction, the oven comprises a heating plate and a condensing plate, the heating plate is provided with the steam heating coil, the condensing plate is provided with an activated carbon layer, and the condensing plate is adjacent to the cooling channel; because the oven sets up because the slope, in the drying process, gaseous solvent oil that evaporates from the adhesive cement can contact with the condensing panel of oven in the while upwards moving, because the condensing panel is adjacent with cooling channel, its temperature is lower relatively, therefore partial gaseous solvent oil can condense on the condensing panel to be convenient for retrieve, and the active carbon layer on the condensing panel can adsorb come from partial organic matter granule and impurity on the canvas, thereby ensure to get back to the cleanliness factor of the solvent oil in the gumming structure.
Preferably, a sampling detection device and an air velocity flowmeter are installed at the tower top, so that the solvent oil concentration and the air velocity of the gas sucked out from the tower top can be detected.
Preferably, a pressure relief opening is arranged at the top of the tower, and the pressure relief opening can prevent the pressure in the tower body from being too high.
Therefore, the invention has the following beneficial effects: (1) the canvas can be continuously dipped, dried and cooled for multiple times, so that bubbles are prevented from being generated on the surface of the adhesive tape in the dipping process; (2) the air flow rate in the cooling channel can be improved through the arrangement of the air limiting box and the air limiting opening, so that the cooling effect is improved; (3) the canvas can be unfolded through the cloth unfolding roller, so that the canvas is prevented from being dipped in glue in a wrinkled state; (4) part of the gas solvent oil can be condensed and refluxed through a condensing plate; (5) the solvent oil concentration and the wind speed of the gas sucked out from the tower top can be detected; (6) the excessive pressure in the tower body can be avoided.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic partial structure diagram of a cooling channel and a drying channel in the first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a dipping structure according to a first embodiment of the invention.
Fig. 4 is a schematic top view of the glue dipping mechanism according to the first embodiment of the invention.
Fig. 5 is a schematic structural diagram of a spreading roller according to a first embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a wind restriction opening according to a first embodiment of the present invention.
Fig. 7 is a partial structural schematic diagram of a cooling channel and a drying channel in the second embodiment of the present invention.
FIG. 8 is a front view of a second cold plate according to an embodiment of the present invention.
In the figure: 1. the device comprises a drying tower 2, a cloth unreeling mechanism 3, a cloth reeling mechanism 4, a tower top 5, a tower body 6, a tower bottom 7, a steering roller 8, a gum dipping structure 9, a drying structure 10, a drying channel 11, a cooling channel 13, an oven 14, a wind limiting box 16, a steam heating coil 17, a temperature measuring element 18, a wind limiting opening 19, a wind limiting plate 20, a supporting block 21, a dehumidifying box 22, a cloth spreading roller 23, a forward section 24, a reverse section 25, a sampling detection device 26, a wind speed flowmeter 27, a pressure relief opening 28, a connecting part 29, a sizing trolley 30, a guide-in roller 31, a guide-out roller 32, a rotating roller 33, a first constant-thickness clamping roller assembly 34, a second constant-thickness clamping roller assembly 35, a third constant-thickness clamping roller assembly 36, a first constant-thickness positioning part 37, a second constant-thickness clamping roller assembly 38, an installation frame body 39, a fixed seat 40, The device comprises an adjusting seat 41, an adjusting hand wheel 42, an adjusting track 43, a driving clamping roller 44, a driven clamping roller 45, a driving gear 46, a driven gear 47, a driving motor 48, a chain 49, a chain wheel 50, a heating plate 51, a condensing plate 52, an adsorption layer 53, a flow guide groove 54 and a flow converging groove.
Detailed Description
The invention is further described with reference to the following detailed description and accompanying drawings.
Embodiment one, as shown in fig. 1 to 4, an energy-saving glue dipping dryer includes a drying tower 1, two sides of the drying tower are respectively connected with a cloth unwinding mechanism 2 and a cloth winding mechanism 3, the cloth is drawn out from the cloth unwinding mechanism and finally wound on the cloth winding mechanism through the drying tower, the drying tower includes a tower top 4, a tower body 5 and a tower bottom 6, a plurality of steering rollers 7 are installed in the drying tower, the steering rollers are used for changing the moving direction of the cloth and tensioning the cloth, the steering rollers are all installed on a bracket of the tower body through bearings, a glue dipping structure 8 is installed in the tower bottom, three drying structures 9 connected in series are installed in the tower body, the drying structures include a drying channel 10 and a cooling channel 11, the cloth is dried through the drying channel after being dipped in the glue dipping structure at the tower bottom and is cooled through the cooling channel downwards, an oven 13 is installed in the tower body, the drying channel is formed in the drying oven, the top of the tower is connected with a gas suction system, three drying structures are arranged in the tower body, a limited air box 14 is arranged between every two adjacent drying structures, the cooling channel is formed between the limited air box and the outer wall of the drying oven, the side surface of the drying oven is surrounded by a heat insulation plate, heat insulation materials are filled in the heat insulation plate, a steam heating coil 16 is arranged on the inner side of the drying oven, steam passes through the steam heating coil from top to bottom, and a plurality of temperature measuring elements 17 are arranged in the drying oven at intervals; the lower part of the oven is provided with a wind limiting opening 18, the wind limiting opening comprises a wind limiting plate 19 connected with the lower opening of the oven through a hinge and a supporting block 20 for limiting the wind limiting plate, the supporting block is rotatably arranged on the lower side surface of the oven, when the supporting block is transverse, the wind limiting plate is in an openable state, and when the supporting block is longitudinal, the wind limiting plate is in a state of being limited and closed by the supporting block; a dehumidification box 21 is arranged between the cloth unwinding mechanism and the drying tower, the side surface of the dehumidification box is enclosed by a heat insulation plate, a steam heating coil is arranged on the inner side of the dehumidification box, steam passes through the steam heating coil from top to bottom, a wind limit opening is arranged at the lower part of the dehumidification box, and the wind limit opening comprises a wind limit plate connected with the lower opening of the dehumidification box through a hinge and a support block used for limiting the wind limit plate; a gum dipping inlet is formed in one side of the tower bottom, a cloth spreading roller 22 is installed between the dehumidification box and the gum dipping inlet, the cloth spreading roller comprises a forward section 23 and a reverse section 24, the forward section and the reverse section respectively account for half of the length of the cloth spreading roller, and two springs with opposite rotation directions are welded on the forward section and the reverse section respectively; a sampling detection device 25 and an air velocity flowmeter 26 are arranged at the tower top; the tower top is provided with a pressure relief port 27, the pressure relief port is provided with a cover plate connected by a hinge, and when the air pressure in the tower body is too high, the cover plate can be upwards jacked to relieve the pressure.
The gum dipping structure comprises a gum trough for storing gum material and a gum extruding structure for extruding redundant gum material; the rubber material groove comprises a connecting part 28 and three rubber material trolleys 29 arranged below the connecting part, the upper end of the connecting part is connected with the rubber extrusion structure, canvas to be processed enters the device from one side of the connecting part, wheels are arranged below the rubber material trolleys, trolley tracks matched with the wheels are arranged below the rubber material trolleys, a limiting baffle is fixed at one end of each trolley track, a detachable non-return baffle is arranged at the other end of each trolley track, sealing plates for sealing are arranged between the connecting part and the three rubber material trolleys, and a guide-in roller 30 and a guide-out roller 31 are arranged on two sides of the connecting part; a rotating roller 32 is arranged in each of the three sizing material trolleys; the glue squeezing structure comprises three fixed-thickness roller clamping assemblies which are respectively positioned above the three rotating rollers: the first fixed-thickness clamping roller assembly 33, the second fixed-thickness clamping roller assembly 34 and the third fixed-thickness clamping roller assembly 35 are arranged in parallel, the adhesive tapes needing to be extruded sequentially pass through the first fixed-thickness clamping roller assembly, the first drying assembly, the second fixed-thickness clamping roller assembly, the second drying assembly and the third fixed-thickness clamping roller assembly, the first thickening is carried out at the first fixed-thickness clamping roller assembly, the second thickening is carried out at the second fixed-thickness clamping roller assembly, the third thickening is carried out at the third fixed-thickness clamping roller assembly, and a vertical tangent plane of the rotating roller is located in the middle of two clamping rollers of the fixed-thickness clamping roller assembly; the first clamping roller assembly comprises two first clamping rollers arranged in parallel, the second clamping roller assembly comprises two second clamping rollers arranged in parallel, the third clamping roller assembly comprises two third clamping rollers arranged in parallel, a first positioning part 36 used for positioning the adhesive tape at the middle position of the two first clamping rollers is arranged on the first clamping roller, the outer diameter of the first positioning part is larger than that of the rest positions of the first clamping rollers, a second positioning part 37 used for positioning the adhesive tape at the middle position of the two second clamping rollers is arranged on the second clamping roller, the outer diameter of the second positioning part is larger than that of the rest positions of the second clamping rollers, and the axial position of the first positioning part on the first clamping roller is different from that of the second positioning part on the second clamping roller; the distance between the first location portion of two first double-layered rollers equal to the thickness of adhesive tape before the thickening for the first time, the thickness of adhesive tape between the thickening for the second time of being equal to of the distance between the second location portion of two second double-layered rollers, the distance between the part of two first double-layered rollers except that first location portion equal to the thickness of adhesive tape after the thickening for the first time, the distance between the part of two second double-layered rollers except that second location portion equal to the thickness of adhesive tape after the thickening for the second time, the distance between the two third double-layered rollers equal to the thickness of adhesive tape after the thickening for the third time. The fixed-thickness clamping roller assembly further comprises two clamping roller mounting seats, two ends of each clamping roller are respectively mounted in the two clamping roller mounting seats, each clamping roller mounting seat comprises a mounting frame body 38, a fixing seat 39, an adjusting seat 40 and an adjusting hand wheel 41, an adjusting track 42 matched with the adjusting seat is arranged on the mounting frame body, and the adjusting hand wheel is used for adjusting the distance between the fixing seat and the adjusting seat; decide two clamp rolls in the thick clamp roll subassembly and divide into initiative clamp roll 43 and driven clamp roll 44, be equipped with driving gear 45 on the initiative clamp roll, be equipped with driven gear 46 on the driven clamp roll, be connected with driving motor 47 on the initiative clamp roll in the thick clamp roll subassembly is decided to the third, realize synchronous rotation through chain 48 and sprocket 49 between the initiative clamp roll in the first thick clamp roll subassembly and the second is decided thick clamp roll subassembly, also realize synchronous rotation through chain and sprocket between the initiative clamp roll in the thick clamp roll subassembly is decided to the second and the initiative clamp roll in the thick clamp roll subassembly is decided to the third.
In the processing process of cloth, raw canvas is discharged from a cloth unwinding mechanism, the raw canvas enters a dehumidifying box upwards after passing through a steering roller, the raw canvas can be evaporated to dryness in the dehumidifying box by heating of a steam heating coil, liquid is prevented from polluting sizing materials, the opening size of the upper side and the lower side of the dehumidifying box is reduced by an air limiting plate, so that the heat in the dehumidifying box is prevented from being dissipated too fast, the energy consumption of the dehumidifying box is reduced, the cloth passing through the dehumidifying box moves downwards, then the cloth passes through a leading-in roller of a gumming structure and is led into a connecting part, and bypasses a rotating roller corresponding to the lower part of a clamping roller component with certain thickness, the canvas passing through the rotating roller is gummed in the sizing material trolley due to the fact that the rotating roller is positioned in the sizing material trolley, the sizing materials are attached to the surface of the canvas, the canvas attached with the sizing materials becomes adhesive tapes and moves upwards to the clamping roller component with certain thickness, the adhesive tapes pass through the middle position of the two clamping roller components with certain thickness, under the action of the clamping roller, redundant sizing material is extruded, and the redundant sizing material falls back to a sizing material trolley below; because of the existence of the first positioning part, after the first thickening, the thicknesses of the rubber materials on the two sides of the adhesive tape are the same, the cloth material after the first thickening moves upwards to the oven and is dried in the oven, the dried cloth material turns over the oven and moves downwards to pass through the cooling channel, the rubber materials on the cloth material are cured after drying and cooling, the cooled adhesive tape moves to the corresponding rotating roller below the second fixed-thickness clamping roller assembly and is subjected to second gum dipping, the adhesive tape after the second gum dipping moves to the second fixed-thickness clamping roller assembly and is subjected to second gum extruding, under the action of the second positioning part, the thicknesses of the rubber materials on the two sides of the adhesive tape are the same after the second thickening, the depressions of the adhesive tape caused by the first positioning part can be filled, the adhesive tape is dried again and is cured after the second thickening of the adhesive tape, and then the adhesive materials are moved to the corresponding rotating roller below the third fixed-thickness clamping roller assembly, after the thickening for the third time, the depression of the adhesive tape caused by the second positioning part is also filled, the adhesive tape is rubberized, and the adhesive tape after rubberizing is dried and cooled again and is collected from the cloth rolling mechanism.
7-8, the second embodiment is different from the first embodiment only in a drying structure, the drying structure includes a drying channel 10 and a cooling channel 11, an oven is installed in a tower body, the drying channel is formed in the oven, the oven and a wind limiting box are inclined with respect to a vertical direction, so that the drying channel and the cooling channel are also inclined with respect to the vertical direction, a heat insulation board on the side of the oven includes a heating board 50 and a condensing board 51, the heating board is provided with the steam heating coil 16, the condensing board is provided with an adsorption layer 52, and the condensing board is adjacent to the cooling channel; the middle part of condensing plate is equipped with guiding gutter 53, the both sides of guiding gutter are equipped with the groove 54 that converges that is used for the liquid guide guiding gutter after condensing on the condensing plate, and the below of condensing plate is equipped with the solvent naphtha collection box that is used for collecting the solvent naphtha after the condensation.
In this embodiment, the gaseous solvent naphtha evaporated out in the oven can contact with the condensing plate in the in-process of upwards being taken out under the effect of adsorbed layer, impurity in the gaseous solvent naphtha can be adsorbed, simultaneously, because the condensing plate is adjacent with cooling channel, its temperature is lower relatively, can lead to partial gaseous solvent naphtha to condense on the condensing plate, solvent naphtha after the condensation can be through converging groove and guiding gutter downstream to the solvent naphtha recycling bin, simultaneously the condensing plate can be because the liquefaction heat absorption process of gaseous solvent naphtha, the temperature can keep at lower degree relatively to do benefit to cooling channel's cooling process.
Claims (8)
1. An energy-saving impregnation dryer is characterized by comprising a drying tower, wherein two sides of the drying tower are respectively connected with a cloth unwinding mechanism and a cloth winding mechanism, cloth is pulled out of the cloth unwinding mechanism and finally wound on the cloth winding mechanism through the drying tower, the drying tower comprises a tower top, a tower body and a tower bottom, an impregnation structure is installed in the tower bottom, a plurality of drying structures connected in series are arranged in the tower body, each drying structure comprises a drying channel and a cooling channel, the cloth is impregnated in the impregnation structure at the tower bottom, then is dried upwards through the drying channel and is cooled downwards through the cooling channel, an oven is installed in the tower body, the drying channel is formed in the oven, and the tower top is connected with a gas suction system; the tower body is internally provided with a plurality of drying structures, a limited air box is arranged between two adjacent drying structures, and a cooling channel is formed between the limited air box and the outer wall of the oven.
2. The energy-saving gumming dryer as claimed in claim 1, wherein the side of the oven is surrounded by heat insulation boards, a steam heating coil is installed inside the oven, steam passes through the steam heating coil from top to bottom, and a plurality of temperature measuring elements are installed at intervals in the oven.
3. The energy-saving dipping dryer as claimed in claim 1, wherein the lower part of the oven is provided with a wind limiting opening, and the wind limiting opening comprises a wind limiting plate connected with the lower opening of the oven through a hinge and a support block for limiting the wind limiting plate.
4. The energy-saving glue dipping dryer as claimed in claim 1, wherein a dehumidifying box is installed between the cloth unwinding mechanism and the drying tower, the side surface of the dehumidifying box is enclosed by a heat insulation plate, a steam heating coil is installed on the inner side of the dehumidifying box, steam passes through the steam heating coil from top to bottom, a wind limiting opening is arranged on the lower portion of the dehumidifying box, and the wind limiting opening comprises a wind limiting plate connected with the lower opening of the dehumidifying box through a hinge and a supporting block used for limiting the wind limiting plate.
5. The energy-saving glue dipping dryer as claimed in claim 4, wherein a glue dipping inlet is arranged on one side of the bottom of the tower, a spreading roller is arranged between the dehumidifying box and the glue dipping inlet, the spreading roller comprises a forward section and a reverse section, the forward section and the reverse section respectively occupy half of the length of the spreading roller, and two springs with opposite rotation directions are welded on the forward section and the reverse section respectively.
6. The energy-saving dipping dryer as claimed in claim 2, wherein the drying oven is inclined with respect to the vertical direction, the heat insulation board on the side of the drying oven comprises a heating board and a condensing board, the heating board is provided with the steam heating coil, the condensing board is provided with an activated carbon layer, and the condensing board is adjacent to the cooling channel.
7. The energy-saving impregnation dryer as claimed in any one of claims 1 to 6, wherein a sampling detection device and an air velocity flowmeter are installed at the top of the tower.
8. The energy-saving impregnation dryer as claimed in any one of claims 1 to 6, wherein a pressure relief port is installed at the top of the tower.
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| CN114130602B true CN114130602B (en) | 2022-06-24 |
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| CN212582006U (en) * | 2019-11-29 | 2021-02-23 | 张家港市协诚机械设备有限公司 | Aluminum plate formation line |
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| CN114130602A (en) | 2022-03-04 |
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Application publication date: 20220304 Assignee: Zhejiang Shuangfeng Chemical Fiber Co.,Ltd. Assignor: Sanwei Holding Group Co.,Ltd. Contract record no.: X2023330000441 Denomination of invention: An energy-saving dipping and drying machine Granted publication date: 20220624 License type: Common License Record date: 20230724 Application publication date: 20220304 Assignee: Zhejiang Sanmen County Junyu Textile Co.,Ltd. Assignor: Sanwei Holding Group Co.,Ltd. Contract record no.: X2023330000440 Denomination of invention: An energy-saving dipping and drying machine Granted publication date: 20220624 License type: Common License Record date: 20230724 |
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