CN115710833B - Wallpaper base paper production device and method - Google Patents
Wallpaper base paper production device and method Download PDFInfo
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- CN115710833B CN115710833B CN202211401292.0A CN202211401292A CN115710833B CN 115710833 B CN115710833 B CN 115710833B CN 202211401292 A CN202211401292 A CN 202211401292A CN 115710833 B CN115710833 B CN 115710833B
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Abstract
The invention discloses a wallpaper base paper production device and method, and relates to the technical field of wallpaper base paper manufacture, comprising a base, wherein the base is provided with a net part and a forming part for forming slurry into paper sheets; one end of the forming part is provided with a compression part and a drying part, and the compression part is used for compressing and extruding water in the paper sheets; the drying part is used for drying the paper sheets; an outlet end of the drying part is provided with a sizing part, a calendaring part and a winding part; the sizing part is used for carrying out surface sizing on the paper, the calendaring part is used for calendaring the paper, and the winding part is used for winding and collecting the paper; cleaning components are respectively arranged above the net part and the forming part and used for cleaning the net part and the forming part; a modulating component is arranged above the base and used for modulating and proportioning slurry; according to the invention, each slurry is not required to be manually metered, so that the proportioning and modulating efficiency is improved, and the manufacturing efficiency is further improved.
Description
Technical Field
The invention relates to the technical field of wallpaper base paper manufacture, in particular to a wallpaper base paper production device and method.
Background
The wallpaper base paper is a raw paper for processing wall decoration materials; the product adopts full wood pulp as raw material, and adopts free pulping, small sizing amount and low filling; has higher softness, water resistance and wet strength; the wallpaper has good softness and wet strength, and is beneficial to processing and pasting wallpaper; for example: the product has good uniformity and high flatness, the paper surface gloss after coating and laminating is high, and the patterns of the wallpaper finished product after printing and embossing are clear; the shrinkage rate of the product is low, and the dimensional stability is good; the product has flame retardant and antibacterial functions.
When the existing wallpaper base paper manufacturing equipment is used, the slurry proportioning is generally needed to be carried out manually in advance, the types of the slurries used for proportioning are various, and workers are needed to respectively meter the slurries; resulting in low modulation efficiency and also reduced production efficiency of the base paper.
For example, chinese patent publication No. CN110158347a discloses a pulp dewatering device for producing high-strength wallpaper base paper and a process for producing and manufacturing the wallpaper base paper, wherein the base paper producing process comprises a pulping section and a papermaking section, the papermaking section comprises dewatering, drying, calendaring, reeling, cutting and packaging, the paper strength and flexibility are effectively improved by adopting a modified resin and glycerol compounding technology through a novel surface sizing process, and the surface smoothness and smoothness of the base paper are effectively improved by adopting supercalendaring and carrying out surface treatment by matching with a single-sided coating technology, meanwhile, through an adjustable cleaning mechanism, when a spiral type pulp dewatering machine is used for a long time to cause filter screen blockage, the filter screen can be cleaned conveniently and efficiently, the filter screen is not required to be disassembled, the dewatering efficiency of the pulp is greatly ensured, and the production and processing efficiency of enterprises is improved; from the technical scheme and the technical problem of solving, the patent solves the cleaning problem of equipment, but still proposes corresponding technical scheme aiming at proportioning modulation of slurry, still needs manual proportioning modulation, and does not solve the technical problem.
For example, chinese patent publication No. CN205344101U provides a wallpaper production system, which includes a plurality of printing systems composed of a printing machine and a small drying box, unreeling rollers, a large drying box, a trimming machine, a separator, a single-shaft rolling roller, and corner transition rollers; the wall paper is rolled on the unreeling roller, is put into the printing system from the unreeling roller, enters the large drying box for drying treatment after being printed and dried by the printing system, and the wallpaper dried by the large drying box is transitionally selected to enter the single-shaft rolling roller for rolling for secondary printing by the corner transition roller or is rolled by the edge separating machine after being cut by the edge cutting machine. The patent completes wallpaper production by a simple structure device, but does not provide an effective technical scheme for the problem of slurry modulation and does not improve the working efficiency.
Disclosure of Invention
Aiming at the technical problems, the technical scheme adopted by the invention can solve the problem of proportioning and modulating the slurry, each slurry is not required to be metered manually, the proportioning and modulating efficiency is improved, and the manufacturing efficiency is further improved.
The technical scheme adopted by the invention is as follows: the wallpaper base paper production device comprises a base, wherein the base is provided with a net part and a forming part, and the net part and the forming part are used for forming sizing agent into paper sheets; one end of the forming part is provided with a compression part and a drying part, and the compression part is used for compressing and extruding water in the paper sheets; the drying part is used for drying the paper sheets; an outlet end of the drying part is provided with a sizing part, a calendaring part and a winding part; the sizing part is used for carrying out surface sizing on the paper, the calendaring part is used for calendaring the paper, and the winding part is used for winding and collecting the paper; cleaning components are respectively arranged above the net part and the forming part and used for cleaning the net part and the forming part; a modulating component is arranged above the base, and slurry proportioning is carried out through the modulating component; taking wood pulp as raw pulp, and controlling the concentration of the surface glue solution to be 4.5%; during pulp preparation, disulfonic acid whitening agent and pigment violet are added, and the whiteness of the paper is controlled to be 92% when the paper is converted into 13kg/t paper and 30g/t paper respectively; adding needle pulp, broad leaf pulp, needle machine pulp and APMP pulp during pulp preparation, and the needle pulp: broadleaf pulp: needle machine slurry: APMP slurry = 28%:22%:20%:30%; the beating degree of the needle pulp and the broad leaf pulp after pulp grinding is controlled to be 25 DEG SR, and the beating degree of the needle pulp after pulp grinding is controlled to be 30 DEG SR; cationic starch is added during pulp preparation, and the pulp is converted into 10kg/t paper per ton of paper; wet strength agent is added during pulp preparation, and the wet strength agent is converted into paper of 20kg/t ton; adding a softening agent during pulp preparation, and folding 0.8kg/t of paper per ton of paper; adjusting the filling amount, and controlling the ash content of the paper to be 23+/-1%; adjusting the dosage of AKD, wherein AKD adopts a sizing mode of combining the inner surface and the surface of the pulp, the dosage of the AKD is 25-30kg/t paper, and the surface absorption of the finished paper is controlled to be 25 g/square meter;
the modulation component comprises a modulation cylinder fixedly connected with the base, and a stirring assembly is arranged in the modulation cylinder; the mixing cylinder is provided with metering components which are arranged in a circular array and are used for metering various sizing agents; the metering assembly comprises a metering cylinder fixedly connected with the modulation cylinder, a preparation cylinder is slidably arranged above the metering cylinder, the bottom end of the preparation cylinder is fixedly connected with a conveying connecting cylinder, a conveying shaft for conveying slurry is rotatably arranged in the conveying connecting cylinder, a pushing plate is fixedly connected to the bottom of the conveying shaft, a feeding hole is formed in the pushing plate, a detection sensor for detecting the position of the slurry is arranged on the inner side of the feeding hole, and a valve assembly is arranged on the pushing plate and used for controlling the feeding of the slurry; during metering, the push plate slides in the metering cylinder to determine the proportion of the slurry, and when the valve assembly is opened, the slurry enters the metering cylinder through the feeding hole; when the valve component is closed, the slurry in the metering cylinder is extruded in a compressed mode through the sliding of the pushing plate, and various slurries are mixed in the mixing cylinder through metering.
Further, a collecting tank is arranged at the bottom of the base, and a controller is arranged on the side face of the base; the net part comprises a first rotating roller, a forming net connected with the first rotating roller, and a first motor fixedly arranged on the side surface of the base, wherein the first motor is used for driving the first rotating roller; the molding part comprises a second rotating roller and a molding blanket connected with the second rotating roller, and also comprises a second motor fixedly arranged on the side surface of the base, wherein the second motor is used for driving the second rotating roller; the sizing agent enters the area where the forming blanket is attached to the forming net so as to form a paper sheet.
Further, one end of the first rotating roller is fixedly provided with a first gear, one end of the second rotating roller is fixedly provided with a second gear, and the first gear and the second gear are meshed with the cleaning assembly to drive the cleaning assembly.
Further, the compression part comprises a rotating roller III, a compression belt connected with the rotating roller III, and a motor III fixedly arranged on the side surface of the base, wherein the motor III is used for driving the rotating roller III; the drying part comprises a drying box fixedly arranged on the base, a drying cylinder is rotatably arranged in the drying box, and a motor IV for driving the drying cylinder is fixedly arranged at one end of the drying box; the winding part comprises a winding frame fixedly connected with the base, a rotating roller IV is rotatably arranged on the winding frame, a winding motor is fixedly arranged on the side face of the winding frame, and the winding motor is used for driving the rotating roller IV.
Further, the cleaning assembly comprises a cleaning water tank fixedly arranged on the side surface of the base, and a water pipe is communicated with the cleaning water tank; the cleaning assembly further comprises a control electric cylinder fixedly arranged on the side surface of the base, a cleaning frame is fixedly arranged on a telescopic rod of the control electric cylinder, a water spraying tank is fixedly arranged on the cleaning frame, and the water spraying tank is communicated with one end of the water pipe; the cleaning frame is rotatably provided with a cleaning reel, one end of the cleaning reel is connected with a belt transmission structure to realize linkage, and the belt transmission structure comprises a belt pulley fixedly connected with the cleaning reel and a connecting belt connected with the belt pulley; one end of the cleaning winding drum is fixedly connected with a meshing gear.
Further, the modulating component comprises a pulp flowing box communicated with the bottom of the modulating cylinder, a pulp flowing pipe is connected to the pulp flowing box, a control valve is arranged at the bottom of the modulating cylinder, a conveying pump is arranged on the control valve, the control valve is communicated with one end of the pulp flowing pipe, the modulated pulp is transported to the pulp flowing box through the pulp flowing pipe, and the pulp is sprayed to an area where the forming blanket is attached to the forming net through the pulp flowing box.
Further, a modulation motor is fixedly arranged on the outer side of the modulation cylinder, a motor gear is fixedly arranged on an output shaft of the modulation motor, a modulation toothed ring is rotatably arranged on the outer side of the modulation cylinder, and the modulation toothed ring and the motor gear form a gear pair; the modulation toothed ring is used for driving a preparation cylinder on the metering assembly to slide; the stirring assembly comprises a stirring motor fixedly arranged at the top of the modulation cylinder, and a stirring frame is arranged on an output shaft of the stirring motor.
Further, the metering assembly comprises a second matching wheel rotatably arranged on the modulation cylinder, an end face gear is fixedly arranged on one end face of the second matching wheel, a gear pair is formed by the end face gear and the inner side of the modulation toothed ring, and a first meshing tooth is arranged on the other end face of the second matching wheel; the metering assembly further comprises a guide rod fixedly arranged on the modulation cylinder and a screw rod rotatably arranged on the modulation cylinder, a matching electric cylinder is fixedly arranged at the bottom end of the screw rod, a first matching wheel is fixedly arranged on a telescopic rod of the matching electric cylinder, a second meshing tooth is arranged on the end face of the first matching wheel, which faces to the second matching wheel, and when the first matching wheel is in contact fit with the second matching wheel, the torque is transmitted to realize linkage; the preparation cylinder is in sliding connection with the guide rod, and the preparation cylinder and the screw rod form a screw pair.
Further, a conveying motor is fixedly arranged at the top of the preparation cylinder, and an output shaft of the conveying motor is fixedly connected with the top of the conveying shaft; the bottom of the measuring cylinder is provided with an on-off valve; the valve assembly comprises a valve electric cylinder fixedly arranged on the push plate, a baffle is fixedly arranged on a telescopic rod of the valve electric cylinder, and when the baffle is staggered with a feeding hole in the push plate, slurry is enabled to enter the metering cylinder.
A method for producing wallpaper base paper by using the device, comprising the following steps:
s10: the slurry proportioning is carried out through the modulating component;
s20: forming the slurry into a sheet by the wire section and the forming section;
s30: compressing and dehydrating the paper sheet by a compressing part;
s40: drying the paper sheet through a drying part;
s50: surface sizing the sheet by a sizing section (7);
s60: regulating the pressure of the calendaring part, and controlling the bulk of the paper to be 1.50+/-0.03 cm/g, and the smoothness to be 20s;
s70: the paper sheet is wound and collected through the winding part.
Compared with the prior art, the invention has the beneficial effects that: (1) When the existing wallpaper base paper manufacturing equipment is used, the slurry proportioning is generally needed to be carried out manually in advance, the types of the slurries used for proportioning are various, and workers are needed to respectively meter the slurries; resulting in low modulation efficiency; according to the invention, each slurry is metered and proportioned instead of manpower, so that the proportioning and modulating efficiency is improved; (2) The area occupation area of the net part and the forming part is large, and the cleaning is inconvenient when the cleaning assembly is used for cleaning the forming part and the net part. The cleaning efficiency is improved; (3) The metering assembly conveys the slurry in a spiral conveying mode, is provided with the detection sensor, can meter and proportion solid raw materials and liquid slurry, and has good practicability.
Drawings
Fig. 1 is a schematic side elevation view of the present invention.
Fig. 2 is a schematic front projection view of another side of the present invention.
FIG. 3 is a schematic view of a cleaning assembly according to the present invention.
Fig. 4 is a schematic diagram of the structure of the modulating component of the present invention.
Fig. 5 is a cross-sectional view of a modulating component of the present invention.
Fig. 6 is a partial enlarged view of the invention at the a mark in fig. 5.
FIG. 7 is a schematic view of a metering assembly according to the present invention.
FIG. 8 is a partial schematic view of a metering assembly of the present invention.
Reference numerals: 1-a base; 2-a controller; 3-cleaning the water tank; 4-water pipes; 5-a modulation cylinder; 6, a drying box; 7-sizing part; 8-calendaring part; 9-winding frames; 10-headbox; 11-motor one; 12-forming a net; 13-a second motor; 14-forming a blanket; 15-a third motor; 16-compressing the belt; 17-a slurry tube; 18-a transfer pump; 19-a control valve; 20-gear one; 21-gear two; 22-motor four; 23-drying cylinder; 24-winding the motor; 25-controlling an electric cylinder; 26-cleaning rack; 27-cleaning a reel; 28-mesh gear; 29-a pulley; 30-connecting a belt; 31-a water spray tank; 32-modulating the motor; 33-motor gear; 34-modulating a toothed ring; 35-a stirring frame; 36-a stirring motor; 37-a matched electric cylinder; 38-mating wheel one; 39-mating wheel two; 40-face gear; 41-a metering cylinder; 42-a guide rod; 43-screw rod; 44-a preparation cylinder; 45-conveying motor; 46-on-off valve; 47-a conveying shaft; 48-a transport connection cylinder; 49-push plate; 50-valve electric cylinder; 51-baffle; 52-a detection sensor; 101-a collection tank.
Detailed Description
The invention is further described below in connection with specific embodiments.
As shown in fig. 1 and 2, a wire section and a forming section for forming a slurry into a sheet are provided on a base 1; one end of the forming part is provided with a compression part and a drying part, and the compression part is used for compressing and extruding water in the paper sheets; the drying part is used for drying the paper sheets; an outlet end of the drying part is provided with a sizing part 7, a calendaring part 8 and a winding part; the sizing part 7 is used for carrying out surface sizing on the paper, the calendaring part 8 is used for calendaring the paper, and the winding part is used for winding and collecting the paper; the bottom of the base 1 is provided with a collecting tank 101, and the side surface of the base 1 is provided with a controller 2; the net part comprises a first rotating roller and a forming net 12 connected with the first rotating roller, and also comprises a first motor 11 fixedly arranged on the side surface of the base 1, wherein the first motor 11 is used for driving the first rotating roller; the molding part comprises a second rotating roller and a second motor 13 fixedly arranged on the side surface of the base 1, and the second motor 13 is used for driving the second rotating roller; the sizing agent enters the area where the forming blanket 14 is attached to the forming wire 12 to form a sheet; one end of the first rotating roller is fixedly provided with a first gear 20, one end of the second rotating roller is fixedly provided with a second gear 21, and the first gear 20 and the second gear 21 are meshed with the cleaning assembly to drive the cleaning assembly; the compression part comprises a third rotating roller and a compression belt 16 connected with the third rotating roller, and also comprises a third motor 15 fixedly arranged on the side surface of the base 1, wherein the third motor 15 is used for driving the third rotating roller; the drying part comprises a drying box 6 fixedly arranged on the base 1, a drying cylinder 23 is rotatably arranged in the drying box 6, and a motor IV 22 for driving the drying cylinder 23 is fixedly arranged at one end of the drying box 6; the winding part comprises a winding frame 9 fixedly connected with the base 1, a rotating roller IV is rotatably arranged on the winding frame 9, a winding motor 24 is fixedly arranged on the side surface of the winding frame 9, and the winding motor 24 is used for driving the rotating roller IV.
As shown in fig. 1 and 3, cleaning components are respectively arranged above the net part and the forming part and used for cleaning the net part and the forming part; the cleaning assembly comprises a cleaning water tank 3 fixedly arranged on the side surface of the base 1, and a water pipe 4 is communicated with the cleaning water tank 3; the cleaning assembly further comprises a control electric cylinder 25 fixedly arranged on the side surface of the base 1, a cleaning frame 26 is fixedly arranged on a telescopic rod of the control electric cylinder 25, a water spraying tank 31 is fixedly arranged on the cleaning frame 26, and the water spraying tank 31 is communicated with one end of the water pipe 4; the cleaning frame 26 is rotatably provided with a cleaning reel 27, one end of the cleaning reel 27 is connected with a belt transmission structure for realizing linkage, and the belt transmission structure comprises a belt pulley 29 fixedly connected with the cleaning reel 27 and a connecting belt 30 connected with the belt pulley 29; an engagement gear 28 is also fixedly connected to one end of the cleaning reel 27.
As shown in fig. 4, 5, 6, 7 and 8, a modulating component is arranged above the base 1 and used for modulating the proportioning slurry; the modulation component comprises a modulation cylinder 5 fixedly connected with the base 1, and a stirring assembly is arranged in the modulation cylinder 5; the mixing cylinder 5 is provided with metering components which are arranged in a circular array and are used for metering various sizing agents; the metering assembly comprises a metering cylinder 41 fixedly connected with a modulation cylinder 5, a preparation cylinder 44 is slidably arranged above the metering cylinder 41, a conveying connecting cylinder 48 is fixedly connected to the bottom end of the preparation cylinder 44, a conveying shaft 47 for conveying slurry is rotatably arranged in the conveying connecting cylinder 48, a push plate 49 is fixedly connected to the bottom of the conveying shaft 47, a feeding hole is formed in the push plate 49, a detection sensor 52 for detecting the position of the slurry is arranged on the inner side of the feeding hole, and a valve assembly is arranged on the push plate 49 and used for controlling the feeding of the slurry; during metering, the push plate 49 slides inside the metering cylinder 41 to determine the proportion of the slurry, and when the valve assembly is opened, the slurry enters the metering cylinder 41 through the feeding hole; when the valve assembly is closed, the slurry in the metering cylinder 41 is compressed and extruded by the sliding of the push plate 49, and various slurries are mixed in the mixing cylinder 5 by metering.
The preparation component comprises a head box 10 communicated with the bottom of the preparation cylinder 5, a head pipe 17 is connected to the head box 10, a control valve 19 is arranged at the bottom of the preparation cylinder 5, a delivery pump 18 is arranged on the control valve 19, the control valve 19 is communicated with one end of the head pipe 17, the prepared slurry is transported to the head box 10 through the head pipe 17, and the slurry is sprayed to the area where the forming blanket 14 is attached to the forming net 12 through the head box 10; a modulation motor 32 is fixedly arranged on the outer side of the modulation cylinder 5, a motor gear 33 is fixedly arranged on an output shaft of the modulation motor 32, a modulation toothed ring 34 is rotatably arranged on the outer side of the modulation cylinder 5, and the modulation toothed ring 34 and the motor gear 33 form a gear pair; the modulating ring gear 34 is used for driving a preparation cylinder 44 on the metering assembly to slide; the stirring assembly comprises a stirring motor 36 fixedly arranged at the top of the modulation cylinder 5, and a stirring frame 35 is arranged on an output shaft of the stirring motor 36; the metering assembly comprises a second matching wheel 39 rotatably arranged on the modulation cylinder 5, an end face gear 40 is fixedly arranged on one end face of the second matching wheel 39, a gear pair is formed by the end face gear 40 and the inner side of the modulation toothed ring 34, and a first meshing tooth is arranged on the other end face of the second matching wheel 39; the metering assembly further comprises a guide rod 42 fixedly arranged on the modulation cylinder 5 and a screw rod 43 rotatably arranged on the modulation cylinder 5, a matching electric cylinder 37 is fixedly arranged at the bottom end of the screw rod 43, a first matching wheel 38 is fixedly arranged on a telescopic rod of the matching electric cylinder 37, a second meshing tooth is arranged on the end face of the first matching wheel 38, facing the second matching wheel 39, and when the first matching wheel 38 is in contact fit with the second matching wheel 39, the transmission torque is used for realizing linkage; the preparation cylinder 44 is in sliding connection with the guide rod 42, and the preparation cylinder 44 and the screw rod 43 form a screw pair; a conveying motor 45 is fixedly arranged at the top of the preparation cylinder 44, and an output shaft of the conveying motor 45 is fixedly connected with the top of a conveying shaft 47; the bottom of the measuring cylinder 41 is provided with an on-off valve 46; the valve assembly comprises a valve electric cylinder 50 fixedly arranged on a push plate 49, a baffle plate 51 is fixedly arranged on a telescopic rod of the valve electric cylinder 50, and when the baffle plate 51 is staggered with a feeding hole on the push plate 49, slurry is led to enter the metering cylinder 41.
The working principle of the invention is as follows: when the slurry is prepared, each slurry is measured, and the controller 2 inputs instructions; the modulating motor 32 drives the motor gear 33 to rotate, the modulating toothed ring 34 rotates under the transmission of the gear, and the inside of each preparing cylinder 44 is prepared with slurry; during metering, the first matching wheel 38 is controlled by the matching cylinder 37 to be in contact with the second matching wheel 39, torque transmission is realized when the modulation toothed ring 34 rotates, so that the screw rod 43 rotates, the preparation cylinder 44 slides, the push plate 49 slides along with the preparation cylinder 44, namely the push plate 49 slides in the metering cylinder 41, and the volume of slurry is determined; then the valve cylinder 50 controls the baffle plate 51 to move, so that the baffle plate 51 is staggered from the feeding hole, the liquid slurry or the solid raw material can be conveyed through the conveying shaft 47, and the conveying motor 45 can drive the conveying shaft 47 to rotate; in the future, when the slurry reaches the position of the detection sensor 52, the detection sensor 52 sends out a signal to cause the baffle plate 51 to block the feed hole and cut off the feed.
The on-off valve 46 at the bottom of the metering cylinder 41 is opened, and the push plate 49 is carried by the preparation cylinder 44 to move, so that the slurry is extruded, and the slurry enters the preparation cylinder 5 from the metering cylinder 41; according to the steps, the metering and throwing of various sizing agents are realized, and the sizing agents in the mixing cylinder 5 are stirred and mixed by driving the stirring frame 35 to rotate through the stirring motor 36; the control valve 19 is opened, the mixed slurry enters the head box 10 through the head pipe 17, the slurry is released through the control valve 19, and the slurry enters the area where the forming blanket 14 is attached to the forming wire 12 so as to be formed into paper sheets; the dropped slurry can be collected at the collection tank 101; the formed paper sheet is transported to a compression part, compressed and dehydrated through the bonding area of the compression belt 16 and the formed blanket 14, and then transported to a drying cylinder 23 for drying treatment; the paper sheet is subjected to surface sizing treatment of the sizing part 7, calendaring treatment of the calendaring part 8, and finally is wound and collected through the winding part.
When cleaning, the net part and the forming part are cleaned, namely, the cleaning water is conveyed by the cleaning water tank 3 and sprayed by the water spraying tank 31; the control cylinder 25 controls the cleaning frame 26 to descend so that the meshing gear 28 meshes with the first gear 20, the meshing gear 28 meshes with the second gear 21, the cleaning reel 27 is attached to the surface to be cleaned, and the cleaning reel 27 rotates under the transmission of the gears to realize cleaning treatment.
Claims (5)
1. The wallpaper base paper production device comprises a base (1), wherein a net part and a forming part are arranged on the base (1) and used for forming slurry into paper sheets; one end of the forming part is provided with a compression part and a drying part, and the compression part is used for compressing and extruding water in the paper sheets; the drying part is used for drying the paper sheets; an outlet end of the drying part is provided with a sizing part (7), a calendaring part (8) and a winding part; the sizing part (7) is used for carrying out surface sizing on the paper, the calendaring part (8) is used for calendaring the paper, and the winding part is used for winding and collecting the paper; the method is characterized in that: cleaning components are respectively arranged above the net part and the forming part and used for cleaning the net part and the forming part; a modulating component is arranged above the base (1), and slurry proportioning is carried out through the modulating component, and wood pulp is taken as primary pulp; the concentration of the surface glue solution is controlled to be 4.5%; during pulp preparation, disulfonic acid whitening agent and pigment violet are added, and the whiteness of the paper is controlled to be 92% when the paper is converted into 13kg/t paper and 30g/t paper respectively; adding needle pulp, broad leaf pulp, needle machine pulp and APMP pulp during pulp preparation, and the needle pulp: broadleaf pulp: needle machine slurry: APMP slurry = 28%:22%:20%:30%; the beating degree of the needle pulp and the broad leaf pulp after pulp grinding is controlled to be 25 DEG SR, and the beating degree of the needle pulp after pulp grinding is controlled to be 30 DEG SR; cationic starch is added during pulp preparation, and the pulp is converted into 10kg/t paper per ton of paper; wet strength agent is added during pulp preparation, and the wet strength agent is converted into paper of 20kg/t ton; adding a softening agent during pulp preparation, and folding 0.8kg/t of paper per ton of paper; adjusting the filling amount, and controlling the ash content of the paper to be 23+/-1%; adjusting the dosage of AKD, wherein AKD adopts a sizing mode of combining the inner surface and the surface of the pulp, the dosage of the AKD is 25-30kg/t paper, and the surface absorption of the finished paper is controlled to be 25 g/square meter;
the modulation component comprises a modulation cylinder (5) fixedly connected with the base (1), and a stirring assembly is arranged in the modulation cylinder (5); the mixing cylinder (5) is provided with metering components which are arranged in a circular array and are used for metering various sizing agents; the metering assembly comprises a metering cylinder (41) fixedly connected with a modulation cylinder (5), a preparation cylinder (44) is slidably arranged above the metering cylinder (41), a conveying connecting cylinder (48) is fixedly connected to the bottom end of the preparation cylinder (44), a conveying shaft (47) for conveying slurry is rotatably arranged in the conveying connecting cylinder (48), a push plate (49) is fixedly connected to the bottom of the conveying shaft (47), a feeding hole is formed in the push plate (49), a detection sensor (52) for detecting the position of the slurry is arranged on the inner side of the feeding hole, and a valve assembly is arranged on the push plate (49) and used for controlling the feeding of the slurry; during metering, the push plate (49) slides in the metering cylinder (41) to determine the proportion of the slurry, and when the valve assembly is opened, the slurry enters the metering cylinder (41) through the feeding hole; when the valve component is closed, the slurry in the metering cylinder (41) is compressed and extruded through the sliding of the pushing plate (49), and various slurries which are metered are mixed in the mixing cylinder (5);
the cleaning assembly comprises a cleaning water tank (3) fixedly arranged on the side surface of the base (1), and a water pipe (4) is communicated with the cleaning water tank (3); the cleaning assembly further comprises a control electric cylinder (25) fixedly arranged on the side surface of the base (1), a cleaning frame (26) is fixedly arranged on a telescopic rod of the control electric cylinder (25), a water spraying tank (31) is fixedly arranged on the cleaning frame (26), and the water spraying tank (31) is communicated with one end of the water pipe (4); a cleaning reel (27) is rotatably arranged on the cleaning frame (26), one end of the cleaning reel (27) is connected with a belt transmission structure to realize linkage, and the belt transmission structure comprises a belt pulley (29) fixedly connected with the cleaning reel (27) and a connecting belt (30) connected with the belt pulley (29); one end of the cleaning winding drum (27) is fixedly connected with a meshing gear (28);
the preparation component comprises a pulp flowing box (10) communicated with the bottom of the preparation cylinder (5), a pulp flowing pipe (17) is connected to the pulp flowing box (10), a control valve (19) is arranged at the bottom of the preparation cylinder (5), a conveying pump (18) is arranged on the control valve (19), the control valve (19) is communicated with one end of the pulp flowing pipe (17), the prepared pulp is transported to the pulp flowing box (10) through the pulp flowing pipe (17), and the pulp is sprayed to an area where the forming blanket (14) is attached to the forming net (12) through the pulp flowing box (10); a modulation motor (32) is fixedly arranged on the outer side of the modulation cylinder (5), a motor gear (33) is fixedly arranged on an output shaft of the modulation motor (32), a modulation toothed ring (34) is rotatably arranged on the outer side of the modulation cylinder (5), and the modulation toothed ring (34) and the motor gear (33) form a gear pair; the modulating toothed ring (34) is used for driving a preparation cylinder (44) on the metering assembly to slide; the stirring assembly comprises a stirring motor (36) fixedly arranged at the top of the modulation cylinder (5), and a stirring frame (35) is arranged on an output shaft of the stirring motor (36);
the metering assembly comprises a second matching wheel (39) rotatably arranged on the modulation cylinder (5), an end face gear (40) is fixedly arranged on one end face of the second matching wheel (39), a gear pair is formed by the end face gear (40) and the inner side of the modulation toothed ring (34), and a first meshing tooth is arranged on the other end face of the second matching wheel (39); the metering assembly further comprises a guide rod (42) fixedly arranged on the modulation cylinder (5), and a screw rod (43) rotatably arranged on the modulation cylinder (5), a matching electric cylinder (37) is fixedly arranged at the bottom end of the screw rod (43), a first matching wheel (38) is fixedly arranged on a telescopic rod of the matching electric cylinder (37), a second meshing tooth is arranged on the end face, facing the second matching wheel (39), of the first matching wheel (38), and when the first matching wheel (38) is in contact fit with the second matching wheel (39), torque is transmitted, so that linkage is realized; the preparation cylinder (44) is in sliding connection with the guide rod (42), and the preparation cylinder (44) and the screw rod (43) form a screw pair;
a conveying motor (45) is fixedly arranged at the top of the preparation cylinder (44), and an output shaft of the conveying motor (45) is fixedly connected with the top of a conveying shaft (47); the bottom of the measuring cylinder (41) is provided with an on-off valve (46); the valve assembly comprises a valve electric cylinder (50) fixedly arranged on a push plate (49), a baffle plate (51) is fixedly arranged on a telescopic rod of the valve electric cylinder (50), and when the baffle plate (51) is staggered with a feeding hole on the push plate (49), slurry is enabled to enter a metering cylinder (41).
2. The wallpaper base production apparatus according to claim 1, wherein: the bottom of the base (1) is provided with a collecting tank (101), and the side surface of the base (1) is provided with a controller (2); the net part comprises a first rotating roller and a forming net (12) connected with the first rotating roller, and also comprises a first motor (11) fixedly arranged on the side surface of the base (1), wherein the first motor (11) is used for driving the first rotating roller; the molding part comprises a second rotating roller and a molding blanket (14) connected with the second rotating roller, and also comprises a second motor (13) fixedly arranged on the side surface of the base (1), wherein the second motor (13) is used for driving the second rotating roller; the slurry enters the area where the forming felt (14) is attached to the forming wire (12) to form a sheet.
3. A wallpaper base production apparatus according to claim 2, wherein: one end of the first rotating roller is fixedly provided with a first gear (20), one end of the second rotating roller is fixedly provided with a second gear (21), and the first gear (20) and the second gear (21) are meshed with the cleaning assembly to drive the cleaning assembly.
4. The wallpaper base production apparatus according to claim 1, wherein: the compression part comprises a rotating roller III and a compression belt (16) connected with the rotating roller III, and also comprises a motor III (15) fixedly arranged on the side surface of the base (1), wherein the motor III (15) is used for driving the rotating roller III; the drying part comprises a drying box (6) fixedly arranged on the base (1), a drying cylinder (23) is rotatably arranged in the drying box (6), and a motor IV (22) for driving the drying cylinder (23) is fixedly arranged at one end of the drying box (6); the winding part comprises a winding frame (9) fixedly connected with the base (1), a rotating roller IV is rotatably arranged on the winding frame (9), a winding motor (24) is fixedly arranged on the side face of the winding frame (9), and the winding motor (24) is used for driving the rotating roller IV.
5. A method of producing wallpaper base using the device of any of claims 1 to 4, comprising the steps of:
s10: the slurry proportioning is carried out through the modulating component;
s20: forming the slurry into a sheet by the wire section and the forming section;
s30: compressing and dehydrating the paper sheet by a compressing part;
s40: drying the paper sheet through a drying part;
s50: surface sizing the sheet by a sizing section (7);
s60: regulating the pressure of the calendaring part, and controlling the bulk of the paper to be 1.50+/-0.03 cm/g, and the smoothness to be 20s;
s70: the paper sheet is wound and collected through the winding part.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211401292.0A CN115710833B (en) | 2022-11-09 | 2022-11-09 | Wallpaper base paper production device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211401292.0A CN115710833B (en) | 2022-11-09 | 2022-11-09 | Wallpaper base paper production device and method |
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| CN115710833B true CN115710833B (en) | 2023-05-12 |
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| CN116676804A (en) * | 2023-05-29 | 2023-09-01 | 江苏太得隆智能装备有限公司 | Paper machine with multi-cylinder decorative paper for fourdrinier wire |
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| CN1834345A (en) * | 2005-03-18 | 2006-09-20 | 天津金证造纸有限公司 | Novel wall paper's crude paper and its mfg. method |
| CN201560355U (en) * | 2009-03-20 | 2010-08-25 | 诸城市金日东造纸机械有限公司 | Yankee sandwich net high-speed toilet paper machine |
| CN102852029B (en) * | 2011-09-09 | 2014-09-10 | 山东鲁南纸业股份有限公司 | High-ventilation laser colorful wallpaper raw paper and its production method |
| CN109706778B (en) * | 2018-12-25 | 2021-06-18 | 山东华泰纸业股份有限公司 | Production process of engineering copying base paper |
| CN110158347B (en) * | 2019-04-26 | 2021-10-01 | 浙江华邦特种纸业有限公司 | Paper pulp dewatering equipment for producing high-strength wallpaper base paper and wallpaper base paper manufacturing process thereof |
| CN211285054U (en) * | 2019-12-18 | 2020-08-18 | 杭州宏成纸业有限公司 | Cleaning device for paper machine wire part |
| CN213705863U (en) * | 2020-11-10 | 2021-07-16 | 沈阳市合众联采信息技术有限公司 | Accurate filling metering device of lubricating oil |
| CN214504250U (en) * | 2021-02-05 | 2021-10-26 | 浙江鑫球科技有限公司 | Liquid continuous automatic metering and feeding system for structural adhesive production |
| CN215905135U (en) * | 2021-08-16 | 2022-02-25 | 天博辰业矿业有限公司 | Double-chamber shaft kiln variable pulverized coal conveying metering device |
| CN217341093U (en) * | 2022-05-07 | 2022-09-02 | 建平县龙腾矿业有限公司 | Automatic blending system is used in bentonite processing |
| CN217725383U (en) * | 2022-07-26 | 2022-11-04 | 江苏顶塑实业有限公司 | Automatic metering system for liquid auxiliary agent of thermoplastic elastomer |
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