CN1203234C

CN1203234C - Counter and in order multilength net ono unloading water box board corrugated paper machine

Info

Publication number: CN1203234C
Application number: CN 02125749
Authority: CN
Inventors: 宋大兴
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-08-16
Filing date: 2002-08-16
Publication date: 2005-05-25
Anticipated expiration: 2022-08-16
Also published as: CN1475627A

Abstract

The present invention relates to a paper making machine for the corrugated paper of reverse and clockwise non-sewerage discharge box plate with multiple long nets, which comprises an odd number of long net pulp shaping parts, wherein all the long net pulp shaping parts are horizontally arranged up and down in two layers; the shaping net on the upper layer of long net part of a crossed shaping part of each pair of long nets and an upper paper carrying layer are in clockwise operation, and the shaping net on the lower layer of long net pulp shaping part and the upper paper carrying layer are in reverse operation. The shaping net on the upper layer and the uploading paper layer wind the press roll of a long net pulp shaping part on the lower layer and is combined with the uploading paper layer of the shaping net on the lower layer to synchronously reservedly operate to press the paper layer. The shaping net on the lower layer, which carries the press paper, is connected with an upper couch roll in a winding mode. The shaping net of the long net pulp shaping part on the bottom layer and the upper paper carrying layer are in clockwise operation, pass between the upper couch roll and a lower couch roll, and are combined with the heavy-layer paper on the shaping net on the lower layer in a pressing mode. The connection mode of the shaping nets on the upper layer and the lower layer on the second to the n-th pairs of long net shaping parts is identical to that of the first pair. Thus, an upper paper carrying layer on the shaping net on the bottom layer can be continuously thickened till the requirements are met.

Description

The counter and in order multilength net ono unloading water box board corrugated paper machine

Technical field

The present invention relates to a kind of paper machine, relate in particular to a kind of boxboard board corrugated paper machine or many nets forming paper machine.

Background technology

The applicant once on the basis of " horizontally arranged multiple fourdrinier paper machine " patent of oneself, further applied for compact conformation, hold paper felt stroke short, have short " many nets are to the net forming paper machine " patent of licking advantages such as moving of each board paper web.Thereafter, because the management of a large amount of productions of recycled writing paper and sewage discharge is strict day by day, the applicant applied for " contrary along three net shaping no unloading water paper machines " again (ZL98252389.0) in 1998.Though there is not technical problem in these paper machines aspect the manufacturing boxboard corrugated paper, the former floor space is too big, does not meet the requirement of tightening land used; Then only limit to again produce three lamination combination products, can not satisfy the requirement of user's plurality of specifications.

Summary of the invention

In order to overcome existing technology, the invention provides a kind of counter and in order multilength net ono unloading water box board corrugated paper machine, to reach the needs that no unloading water also can satisfy user's plurality of specifications product in some defective and the limitation that exist aspect the production boxboard corrugated paper.

The technical solution adopted for the present invention to solve the technical problems is:

A kind of counter and in order multilength net ono unloading water box board corrugated paper machine, by 2n+1 fourdrinier wire paper forming portion (3≤2n+1＜12 wherein, n is an integer), several felt and several squeezers, lower couch (roll) in the butt joint, anti-roll, drying cylinder constitutes, each fourdrinier wire paper forming portion is by pulp distributor, the ring-type forming net, breast roll, table roll, suction flat box, tight net roller, wite roll, the forming table drip tray constitutes, be provided with head box between pulp distributor and the ring-type forming net, owing to be used to make the paper pulp time matter paper pulp or the recycled writing paper paper pulp of belonging to of boxboard corrugated paper more, its impurity that includes staple fibre and pitch and thermosol and so on is more, can remove this class impurity when producing the boxboard corrugated paper and all is used for papermaking; The cleaning of forming net and felt uses the plain boiled water that reclaims to get final product.Slurry flowing machine among the ZL98252389.0 have mix, advantage that paper pulp is evenly distributed, so adopt this head box among the application.

The invention is characterized in, it has 2n+1 fourdrinier wire paper forming portion (3≤2n+1＜12 wherein, n is an integer), described whole fourdrinier wire paper forming partly becomes n to (remainder 1 can be arranged), each is put two layers of straight horizontal alignment about two fourdrinier wire paper forming parts, each to the top of the upper strata fourdrinier wire paper forming portion table roll in the fourdrinier wire paper forming portion forming net with upload ply of paper and become forward to move, and the forming net of fourdrinier wire paper forming portion of lower floor with upload ply of paper and become antikinesis; The ring-type forming net of upper strata fourdrinier wire paper forming portion and upload ply of paper earlier with the pressure roller solderless wrapped connection of fourdrinier wire paper forming portion of lower floor and with lower floor's forming net of its below and upload the superimposed and pressing ply of paper that drives in the wrong direction synchronously of ply of paper, and be loaded with pressing be a thick-layer paper fourdrinier wire paper forming portion of lower floor forming net with upload ply of paper and become to hold connection with top couch (roll); The forming net of bottom fourdrinier wire paper forming portion and upload ply of paper and become forward to move and through being pressed into thicker paper again between top couch (roll) and the lower couch (roll) and with thick-layer paper on the forming net of fourdrinier wire paper forming portion of lower floor; Described second pair identical at the connecting mode of the upper and lower layer forming net of the connecting mode of forming net and aforementioned first pair of fourdrinier wire paper forming portion to n to their upper strata forming net of fourdrinier wire paper forming portion and lower floor, and each to lower floor's forming net and and upload ply of paper and all the top couch (roll) in the upper and lower couch roll of below become to hold connection with each net that bottom fourdrinier wire process is arranged, and it is uploaded ply of paper and the contained ply of paper pressing of bottom fourdrinier wire is one deck.At last, ply of paper becomes finished paper through squeezing, oven dry again under felt delivery.

The invention has the beneficial effects as follows, this papermaking function makes full use of pulp production outlet plate corrugated paper under the condition of no unloading water, the advantage that it has compact conformation, make full use of the space, floor space is little, and the pressing number of plies of this paper and all very easily control of each layer thickness, the product quality height.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples.

Fig. 1 is the compound mode and the fundamental diagram of each the fourdriner forming portion among the present invention.

Number in the figure

1

head box

2,2 ', 2 " forming net

3 vacuum tanks, 4 pressure rollers

5 sparge pipes, 6 table rolls

7 white wate trays 9,9 ' deflector roll

10 ' nervous roller 11 ' corrector roll

12 pressure rollers 13,13 ' top couch (roll)

14,14 ' lower couch (roll)

The specific embodiment

I have done combination as shown in Figure 1 by technique scheme with five fourdrinier wire paper forming portions, and upper and lower two of figure left is first pair, and upper and lower two of figure middle part is second pair, is one under the figure; After paper machine starts, the head box 1 of first pair of upper strata fourdrinier wire paper forming portion the even cloth of paper pulp on forming net 2, forming net 2 band pulp layers table roll 6 support and the breast roll transmission under operation from left to right, the part water when passing through vacuum tank 3 in the pulp layer is sucked and dried slightly; Because 4 one-tenth solderless wrapped connections of pressure roller of this forming net 2 and contained ply of paper thereof and the fourdrinier wire paper forming portion of lower floor of same centering, and the forming net 2 of lower floor and from head box 1 ', be with pulp layer right-to-left operation, and at pressure roller 4 places superimposed and synchronously left the operation, because of knuckle separates with ply of paper greatly, ply of paper is carried by forming net 2 ' after by pressing forming net 2 through deflector roll 9 time; 13 one-tenth solderless wrapped connections of forming net 2 ' and top couch (roll), and bottom forming net 2 " and the pulp layer of carrying move from left to right; and pass crack between top couch (roll) 13 and the lower couch (roll) 14; so be carried on pulp layer and forming net 2 on the forming net 2 ' " on pulp layer be subjected to the extruding of top couch (roll) 13 and lower couch (roll) 14 simultaneously and be combined into one deck, because of forming net 2 ' bigger at top couch (roll) 13 place's knuckles, make pulp layer transfer to forming net 2 to pulp layer with the net disengagement " on, the ply of paper of this moment has become the pressing layer of three-ply paper.

When forming net 2 " when continuing operation; because of the connecting mode of the forming net of scheming the second pair of right-hand fourdrinier wire paper forming portion identical with first pair of fourdrinier wire paper forming portion; ply of paper on its upper strata forming net of dying and the ply of paper after the ply of paper pressing on lower floor's forming net, locate with bottom forming net 2 at top couch (roll) 13 ', lower couch (roll) 14 ' " on ply of paper become thicker ply of paper by pressing; With the ply of paper ply of paper on the same frame mode bottom fourdrinier wire again with the 3rd pair ... n is to the ply of paper pressing in the fourdrinier wire paper forming portion, until thickness (gram number/rice ²) reach till the customer requirements.Because of this equipment is that numerous insiders are known, thus carefully state, and only narrated feature technology of the present invention emphatically.

Compactness that Expected Results of the present invention is that no sewage, paper pulp bed thickness are easy to control, fourdrinier wire paper forming portion arranges is saved floor space, and paper product quality height all must confirm in force.Present embodiment is that five laminations close paper, and other six layers paper machine to eleventh floor paper then only need increase severally can be realized fourdrinier wire paper forming portion.

The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of counter and in order multilength net ono unloading water box board corrugated paper machine, by fourdrinier wire paper forming portion, several felt and several squeezers, lower couch (roll) in the butt joint, anti-roll, drying cylinder constitutes, each fourdrinier wire paper forming portion is by pulp distributor, the ring-type forming net, breast roll, table roll, suction flat box, tight net roller, wite roll, the forming table drip tray constitutes, be provided with head box between pulp distributor and the ring-type forming net, it is characterized in that, it has 2n+1 fourdrinier wire paper forming portion, 3≤2n+1＜12 wherein, n is an integer, described whole fourdrinier wire paper forming partly becomes n right, each is put two layers of straight horizontal alignment about two fourdrinier wire paper forming parts, each to the top of the upper strata fourdrinier wire paper forming portion table roll in the fourdrinier wire paper forming portion forming net with upload ply of paper and become forward to move, and the forming net of fourdrinier wire paper forming portion of lower floor with upload ply of paper and become antikinesis; The ring-type forming net of upper strata fourdrinier wire paper forming portion and upload ply of paper earlier with the pressure roller solderless wrapped connection of fourdrinier wire paper forming portion of lower floor and with lower floor's forming net of its below and upload the superimposed and pressing ply of paper that drives in the wrong direction synchronously of ply of paper, and be loaded with pressing be a thick-layer paper fourdrinier wire paper forming portion of lower floor forming net with upload ply of paper and become to hold connection with top couch (roll); The forming net of bottom fourdrinier wire paper forming portion and upload ply of paper and become forward to move and through being pressed into thicker paper again between top couch (roll) and the lower couch (roll) and with thick-layer paper on the forming net of fourdrinier wire paper forming portion of lower floor; Described second pair identical to n to the connecting mode of the upper and lower layer forming net of the connecting mode of their upper strata forming net of fourdrinier wire paper forming portion and lower floor forming net and aforementioned first pair of fourdrinier wire paper forming portion, and each is to lower floor's forming net and and upload ply of paper and all with each net that bottom fourdrinier wire process is arranged the top couch (roll) in the upper and lower couch roll of below is become to hold connection.