CN214529943U

CN214529943U - Forming production line for papermaking

Info

Publication number: CN214529943U
Application number: CN202120375654.8U
Authority: CN
Inventors: 张立方; 闫延磊; 王礼国
Original assignee: Henan Xinya New Technology Packaging Materials Co ltd
Current assignee: Henan Xinya New Technology Packaging Materials Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-10-29
Anticipated expiration: 2031-02-06

Abstract

The utility model provides a papermaking uses shaping production line, including shaping net part and the dehydration portion of squeezing, the dehydration portion of squeezing includes the frame, the direction of delivery along the paper in the frame has set gradually vacuum just presses the dehydration portion, the dehydration portion is pressed to boots and light pressure portion, light pressure portion includes down the smooth compression roller and is located the glazing compression roller of lower smooth compression roller upside, the upper end of frame is fixed with the montant, the upper end of montant is fixed with the crossbeam, the tip and the L type arm of glazing compression roller link to each other, the one end and the montant of L type arm are articulated, the upside of the other end articulates there is first telescopic link, first telescopic link is articulated with the crossbeam, the downside of the L type arm other end is provided with the first scraper mechanism of glazing compression roller complex, be provided with on the montant with down smooth compression roller complex second scraper mechanism. The utility model discloses squeeze dewatering portion and reduced the residual water in the paper web, strengthened its dehydration effect, glazing compression roller and first scraping mechanism synchronous motion have simplified the adjustment process in addition.

Description

Forming production line for papermaking

Technical Field

The utility model relates to a papermaking technical field especially indicates a papermaking uses forming production line.

Background

The papermaking generally comprises the procedures of wire part forming, press dewatering and the like, the existing press dewatering part has low dewatering efficiency, more residual water exists before a paper web enters a drying part, and the energy consumption of the drying part is higher; the existing paper web smooth pressing mechanism is mostly arranged in a drying part or before coating, and the scraper part of the smooth pressing mechanism is required to be independently adjusted when the height of the smooth pressing roller is adjusted, so that the operation procedure is complicated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a papermaking uses forming production line squeezes the residual water that dewatering portion has reduced in the paper web, has strengthened its dehydration effect, and glazing compression roller and first scraping mechanism synchronous motion have simplified the adjustment process in addition.

The technical scheme of the utility model is realized like this: the utility model provides a papermaking uses shaping production line, include shaping wire frame and squeeze dewatering portion, squeeze dewatering portion includes the frame, the direction of delivery along the paper web has set gradually vacuum preliminary pressure dewatering portion in the frame, boots pressure dewatering portion and light pressure portion, light pressure portion includes down smooth compression roller and the glazing compression roller that is located smooth compression roller upside down, the upper end of frame is fixed with the montant, the upper end of montant is fixed with the crossbeam, the tip and the L type arm of glazing compression roller link to each other, the one end and the montant of L type arm are articulated, the upside of the other end articulates there is first telescopic link, first telescopic link is articulated with the crossbeam, the downside of the L type arm other end is provided with scrapes the material mechanism with glazing compression roller complex first, be provided with on the montant and scrape the material mechanism with lower smooth compression roller complex second.

Further, first material mechanism and the second of scraping all include the upper bracket and lie in the undersetting of upper bracket below, and it has the pendulum piece to articulate on the undersetting, and the pendulum piece links to each other with the swing arm is fixed with the scraper that is used for scraping water in the swing arm, is provided with the second telescopic link between pendulum piece and the upper bracket.

Further, the shoe-press dewatering part comprises a lower roll, and a vertically lifting shoe-press roll is arranged on the upper side of the lower roll.

Further, the shaping net portion includes the bottom forming net, and the one end of bottom forming net is provided with the bottom head box, and the dehydration portion sets up in the other end of bottom forming net is just pressed in the vacuum, and the upside of bottom forming net is provided with the sandwich layer forming net, and the one end of sandwich layer forming net is provided with the sandwich layer head box, and the other end is provided with the surface course forming net, and the one end that the sandwich layer forming net was kept away from to the surface course forming net is provided with the surface course head box, and the other end is less than the sandwich layer forming net, and offsets with the sandwich layer forming net.

The utility model has the advantages that:

the utility model keeps the dryness of the paper web at 50-60% by the cooperation of the vacuum initial pressure dewatering part, the shoe pressure dewatering part and the light pressing part, reduces the residual water in the paper web and enhances the dewatering effect; meanwhile, before the paper web enters the drying part, the smooth pressing part carries out smooth pressing treatment on the paper web, so that the smoothness of the paper surface is favorably improved; through the setting of first scraping mechanism and second scraping mechanism, be convenient for get rid of the water or the impurity of adhesion on glazing compression roller and the lower glazing compression roller, ensure the quality of paper glazing pressure, first scraping mechanism and glazing compression roller synchronous motion simultaneously guarantee that the position between scraper and the glazing compression roller is unchangeable, and the simplified procedure need not to adjust the position of scraper again when the position of glazing compression roller is adjusted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the optical pressing part;

fig. 3 is a partially enlarged view of a in fig. 2.

The device comprises a forming net part 1, a rack 2, a vacuum preliminary-pressing dewatering part 3, a shoe-pressing dewatering part 4, a light pressing part 5, a lower roller 6, a shoe-type squeezing roller 7, a third telescopic rod 8, a vertical rod 9, a lower light pressing roller 10, a light pressing roller 11, a vertical rod 13, a cross beam 14, an L-shaped arm 15, a first telescopic rod 16, a first material scraping mechanism 17, a second material scraping mechanism 18, an upper support 19, a lower support 20, a swinging block 21, a swinging arm 22, a scraper 23, a second telescopic rod 24, a bottom layer forming net 25, a bottom layer pulp box 26, a core layer forming net 27, a core layer pulp box 28, a surface layer forming net 29 and a surface layer pulp box 30.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

As shown in fig. 1-3, the forming production line for papermaking comprises a forming net part 1 and a press dewatering part, wherein the press dewatering part comprises a frame 2, a vacuum initial press dewatering part 3, a shoe press dewatering part 4 and a light pressing part 5 are sequentially arranged on the frame 2 along the conveying direction of paper, the vacuum initial press dewatering part 3 adopts a vacuum press roll to dewater, and the vacuum initial press dewatering part 3 has the same structure as the conventional structure; the boot-pressure dewatering part 4 adopts the boot-type squeezing roller 7 to dewater, the boot-pressure dewatering part 4 comprises a lower roller 6, the upper side of the lower roller 6 is provided with the vertical lifting boot-type squeezing roller 7, the boot-type squeezing roller 7 is connected with a vertical third telescopic rod 8, the third telescopic rod 8 is connected with a vertical rod 9 at the upper end of the rack 2, and other structures are the same as the conventional structures. Through the flexible of third telescopic link 8, realize the vertical lift of roller 7 is squeezed to the boots formula to adjust the distance between roller 7 is squeezed to the boots formula and the lower roll 6, satisfy required dehydration requirement.

As shown in fig. 2, the optical pressing portion 5 includes a lower optical pressing roller 10 and an upper optical pressing roller 11 located on the upper side of the lower optical pressing roller 10, the diameter of the upper optical pressing roller 11 is smaller than that of the lower optical pressing roller 10, the optical pressing roller is fixed on the frame 2, a vertical rod 13 is fixed on the upper end of the frame 2, a cross beam 14 is fixed on the upper end of the vertical rod 13, the end of the upper optical pressing roller 11 is connected with a support, the support is connected with an L-shaped arm 15, one end of the L-shaped arm 15 is hinged to the vertical rod 13, the upper side of the other end is hinged to the lower end of a first telescopic rod 16, the upper end of the first telescopic rod 16 is hinged to the cross beam 14, a first scraping mechanism 17 matched with the upper optical pressing roller 11 is fixed on the lower side of the other end of the L-shaped arm 15, and a second scraping mechanism 18 matched with the lower optical pressing roller 10 is fixed on the vertical rod 13.

As shown in fig. 3, each of the first scraping mechanism 17 and the second scraping mechanism 18 includes an upper support 19 and a lower support 20 located below the upper support 19, a swing block 21 is hinged on the lower support 20, the swing block 21 is fixedly connected with a swing arm 22, a scraper 23 for scraping water is fixed on the swing arm 22, a second telescopic rod 24 is arranged between the swing block 21 and the upper support 19, one end of the second telescopic rod 24 is hinged with the swing block 21, and the other end of the second telescopic rod is hinged with the upper support 19. An upper support 19 and a lower support 20 of the second scraping mechanism 18 are fixed on the vertical rod 13, the upper support 19 of the first scraping mechanism 17 is fixed on the L-shaped arm 15, and the lower support 20 is fixed on a support at the end part of the glazing press roller 11.

As shown in fig. 1, the forming net part 1 includes a bottom forming net 25, one end of the bottom forming net 25 is provided with a bottom pulp flow box 26, the vacuum initial-pressure dewatering part 3 is arranged at the other end of the bottom forming net 25, a core layer forming net 27 is arranged on the upper side of the bottom forming net 25, one end of the core layer forming net 27 is provided with a core layer pulp flow box 28, the other end is provided with a surface layer forming net 29, one end of the surface layer forming net 29, which is far away from the core layer forming net 27, is provided with a surface layer pulp flow box 30, and the other end is lower than the core layer forming net 27 and offsets against the core layer forming net 27.

The first telescopic rod 16, the second telescopic rod 24 and the third telescopic rod 8 are telescopic cylinders or telescopic hydraulic cylinders, and can also be electric push rods and other telescopic structures.

The application method of the embodiment comprises the following steps: the bottom layer pulp flowing box 26 sprays the bottom layer pulp on the bottom layer forming net 25, the surface layer pulp flowing box 30 sprays the surface layer pulp on the surface layer forming net 29, the core layer pulp flowing box 28 sprays the core layer pulp on the core layer forming net 27, the surface layer pulp is compounded with the core layer pulp at the joint of the surface layer forming net 29 and the core layer forming net 27, then the bottom layer pulp is compounded with the bottom layer pulp at the lower side of the core layer forming net 27, the three layers of pulp are compounded and formed into a wet paper web, the wet paper web is sent to the vacuum initial pressure dehydration part 3 through the paper guide mechanism for dehydration, then is sent to the shoe pressure dehydration part 4 through the paper guide mechanism for further dehydration, and finally is sent to the light compression part 5 through the paper guide mechanism for improving the smoothness of the paper surface, and the paper guide mechanism is of the conventional structure.

Through the flexible of first telescopic link 16, distance between smooth compression roller 10 and the glazing compression roller 11 under the adjustment, simultaneously first scrape material mechanism 17 along with glazing compression roller 11 synchronous motion, guarantee that the position between scraper 23 and the glazing compression roller 11 is unchangeable, the simplified procedure, through the flexible of second telescopic link 24, it rotates to drive pendulum block 21, pendulum block 21 drives swing arm 22 and rotates, swing arm 22 drives scraper 23 and offsets with the roll surface, be convenient for get rid of the water or the impurity of adhesion on glazing compression roller 11 and the lower smooth compression roller 10, ensure the quality of paper light pressure.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a papermaking uses forming line, includes shaping wire (1) and presses the dewatering portion, presses the dewatering portion including frame (2), its characterized in that: the automatic polishing machine is characterized in that a vacuum initial-pressing dehydration part (3), a boot-pressing dehydration part (4) and a light pressing part (5) are sequentially arranged on a rack (2) along the conveying direction of paper webs, the light pressing part (5) comprises a lower light pressing roller (10) and a polishing pressing roller (11) located on the upper side of the lower light pressing roller (10), a vertical rod (13) is fixed to the upper end of the rack (2), a cross beam (14) is fixed to the upper end of the vertical rod (13), the end part of the polishing pressing roller (11) is connected with an L-shaped arm (15), one end of the L-shaped arm (15) is hinged to the vertical rod (13), a first telescopic rod (16) is hinged to the upper side of the other end, the first telescopic rod (16) is hinged to the cross beam (14), a first material scraping mechanism (17) matched with the polishing pressing roller (11) is arranged on the lower side of the other end of the L-shaped arm (15), and a second material scraping mechanism (18) matched with the lower light pressing roller (10) is arranged on the vertical rod (13).

2. The forming line for papermaking according to claim 1, characterized in that: first material mechanism (17) of scraping and second material mechanism (18) of scraping all include upper bracket (19) and be located lower carriage (20) of upper bracket (19) below, and it has pendulum piece (21) to articulate on lower carriage (20), and pendulum piece (21) are fixed continuous with swing arm (22), are fixed with scraper (23) that are used for scraping the material on swing arm (22), are provided with second telescopic link (24) between pendulum piece (21) and upper bracket (19).

3. The forming line for papermaking according to claim 1, characterized in that: the shoe-press dewatering part (4) comprises a lower roller (6), and a vertically lifting shoe-press roller (7) is arranged on the upper side of the lower roller (6).

4. The forming line for papermaking according to claim 1, characterized in that: the forming net part (1) comprises a bottom forming net (25), one end of the bottom forming net (25) is provided with a bottom pulp flowing box (26), a squeezing dewatering part is arranged at the other end of the bottom forming net (25), a core layer forming net (27) is arranged on the upper side of the bottom forming net (25), one end of the core layer forming net (27) is provided with a core layer pulp flowing box (28), the other end of the core layer forming net is provided with a surface layer forming net (29), one end, far away from the core layer forming net (27), of the surface layer forming net (29) is provided with a surface layer pulp flowing box (30), the other end of the surface layer forming net is lower than the core layer forming net (27), and the surface layer forming net (27) is abutted against the core layer forming net.