CN107097465A - A kind of corrugated honeycomb paperboard process units and method - Google Patents
A kind of corrugated honeycomb paperboard process units and method Download PDFInfo
- Publication number
- CN107097465A CN107097465A CN201710514408.4A CN201710514408A CN107097465A CN 107097465 A CN107097465 A CN 107097465A CN 201710514408 A CN201710514408 A CN 201710514408A CN 107097465 A CN107097465 A CN 107097465A
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- China
- Prior art keywords
- machine
- roll stand
- honeycomb
- base paper
- paper roll
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011087 paperboard Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000000123 paper Substances 0.000 claims abstract description 129
- 238000004026 adhesive bonding Methods 0.000 claims abstract description 34
- 239000011111 cardboard Substances 0.000 claims abstract description 21
- 238000005520 cutting process Methods 0.000 claims abstract description 15
- 238000013329 compounding Methods 0.000 claims abstract description 11
- 238000001035 drying Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000011161 development Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000011096 corrugated fiberboard Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012261 overproduction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/20—Corrugating; Corrugating combined with laminating to other layers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of corrugated honeycomb paperboard process units, including the first base paper roll stand being arranged in order, first single-face corrugation machine, second base paper roll stand, 3rd base paper roll stand, second single-face corrugation machine, 4th base paper roll stand, 5th base paper roll stand, gluing machine, two-sided compounding machine, slitter and/or transverse cutting unit, stacking machine, and overline bridge, set on the overline bridge and draw conveyer on first from right to left, draw conveyer on second, rectification machine, also include honeycomb paper core lift, honeycomb paper core draws high machine, and production method, by the individual layer corrugated board first produced, gluing simultaneously in gluing machine is sent into together with honeycomb core paper, as corrugated honeycomb paperboard.Beneficial effects of the present invention:On the one hand corrugated honeycomb paperboard can be produced, combines the advantage of two kinds of cardboards, on the other hand, still can produce a certain single type cardboard；Investment has been saved, production site is reduced, human resources are reduced.
Description
Technical field
The present invention relates to a kind of process units of cardboard and method, more particularly to a kind of corrugated honeycomb paperboard production dress
Put and method.
Background technology
Corrugated paper board production line is reel body paper by compacting corrugation, gluing, fixed bonding, separation line ball, crosscutting into specification
Cardboard, the processing line that process is constituted is exported etc. through code.The corrugated paper board production line used at present is by wet end equipment and cadre
It is pre- that the relatively independent process section composition of equipment two, wherein wet end equipment mainly include body paper paper support, automatic splicer, facial tissue
Hot device, core paper preheater, single-face corrugation machine, paper carrying overline bridge, glue spreader, Double-plate machine etc., fluting medium is made not wet end equipment
With stupefied type combine three, five, seven layers of corrugated board；Cadre's equipment mainly include rotation cutting machine, rip cutting marking press, transverse cutting unit,
Corrugated board is carried out rip cutting impression, crosscutting and pile by stacking machine etc., cadre's equipment by order requirements.Single-face corrugation machine and gluing
Paper carrying overline bridge is set between machine.
Honeycomb cardboard is made according to nature honeycomb structure principle, and it is the connection of fluting medium glue adhesive method
Into countless hollow three-dimensional regular hexagons, stressed member -- the refill of an entirety is formed, and facial tissue is bonded on its two sides
A kind of environmental protection and energy saving material of new midsole structure.
Corrugated board and honeycomb cardboard are developed into today, and one has been arrived the limit, and one is walked with difficulty, so must develop new
The world.If corrugated board and honeycomb cardboard are combined, the advantage of corrugated board and honeycomb cardboard can be played, its extrusion coating paper
The side pressure strength and flat crushing strength of plate can be improved.In addition, when making packing case, if using corrugated case as casing, case
Interior four walls up and down are padded with honeycomb cardboard, can improve the shockproof of packing case, resistance to compression, insulation, anti-puncture ability and carrying energy
Power.Therefore, corrugated board and honeycomb cardboard can not turn into rival mutually at this stage, and should produce and closed using upper turn into
The partner of work.
Corrugated board and honeycomb cardboard have respective advantage.Sum up, the advantage of corrugated board is:Strength is strong
Greatly, product is ripe, and the talent is rich, but enterprise's overproduction, in the urgent need to developing new market.The advantage of honeycomb cardboard exists
In:Market is big, and product is new, profitable, but scope of the enterprise is less, and development is unhappy, difficult many, it is desirable to obtain corrugated board industry
Support energetically.Therefore the two composite paperboard that should combine will realize have complementary advantages, joint development, this is scientific development
Inexorable trend.
And shown in corrugated board production device of the prior art, mainly include splicer, it is base paper roll stand, Corrugating Machine, pre-
Hot cylinder, gluing machine, Double-plate machine, slitter, transverse cutting unit and stacking machine, each equipment parts are arranged in order according to order from left to right
Set, the integral corrugated paper board production line of shape, but because the single device that it is related to is more, only a five-layers corrugated fiberboard
The length of production line is just up to 90~100 meters, and production line length is longer, and workshop space-consuming is larger.
The content of the invention
The technical problems to be solved by the invention, which are the provision of one kind, can produce composite paperboard and shorten production line
Length so that reduce whole device floor space corrugated honeycomb paperboard process units and method.
The present invention is to solve above-mentioned technical problem by the following technical programs：The present invention includes the first original being arranged in order
Paper frame, the first single-face corrugation machine, the second base paper roll stand, the 3rd base paper roll stand, the second single-face corrugation machine, the 4th base paper roll stand, the 5th body paper
Frame, gluing machine, two-sided compounding machine, are provided for setting on the overline bridge drawn, the overline bridge above the first body paper machine to gluing machine
Put and draw conveyer on first from right to left, draw on second and to draw conveyer on conveyer, rectification machine, and described first and be arranged on first
The upper left side of base paper roll stand, draws the upper left side that conveyer is arranged on the second base paper roll stand on second, rectification machine is arranged on the right side of gluing machine
Top；Also include honeycomb paper core lift, honeycomb paper core and draw high machine, the honeycomb paper core lift is placed in the second single-face corrugation
Between machine and the 4th base paper roll stand, the honeycomb paper core draws high machine on the overline bridge, and former in the 4th base paper roll stand and the 5th
Above paper frame.
It is preferred that, in addition to it is sequentially arranged in slitter and/or transverse cutting unit, stacking machine after two-sided compounding machine.
It is preferred that, in addition to some pillars for being used to support overline bridge.
It is preferred that, first base paper roll stand, the second base paper roll stand, the 3rd base paper roll stand, the 4th base paper roll stand are that shaftless hydraulic pressure is former
Paper frame.
It is preferred that, the first single-face corrugation machine, the second single-face corrugation machine are clamp-type single-face corrugation machine.
Present invention also offers a kind of production method of utilization corrugated honeycomb paperboard process units, by the single layered tile first produced
Corrugated paper board, sends into gluing simultaneously in gluing machine, as corrugated honeycomb paperboard together with honeycomb core paper.
A kind of corrugated honeycomb paperboard production method, comprises the following steps：
Step one, one layer of body paper of the first base paper roll stand and another layer of body paper of the second base paper roll stand are through the first single-face corrugation machine shape
Into individual layer corrugated board, and draw from above conveyer and guide to top；
Step 2, through honeycomb paper core lift is stretched to honeycomb paper core by honeycomb core paper and draws high and stretched on machine；
Step 3, the honeycomb core paper feeding gluing machine after being stretched in the individual layer corrugated board and step 2 in step one
Middle carry out gluing, individual layer corrugated board carries out lower floor gluing, and honeycomb core paper carries out two-sided gluing, at the same in individual layer corrugated board and
Sent between honeycomb core paper and one layer of original from the 5th base paper roll stand is sent under one layer of body paper from the 3rd base paper roll stand, honeycomb core paper
Paper；
Step 4, feeding Double-plate machine is heated after gluing terminates, and is compacted, drying；
Step 5, sends the cardboard come out from two-sided compounding machine into transverse cutting unit or/and slitter, carries out cutting；
Step 6, sends the cardboard segmented into stacking machine, carries out concentration placement.
The present invention has advantages below compared with prior art：The present invention is added on original corrugation machine production line is not changed
Honeycomb production line, on the one hand can produce honeycomb corrugated cardboard, combine the advantage of two kinds of cardboards, on the other hand, still can be with
Produce a certain single type cardboard；Investment has been saved, production site is reduced, human resources are reduced.
Brief description of the drawings
Fig. 1 is a kind of structural representation of corrugated honeycomb paperboard process units of the invention；
Fig. 2 is the partial schematic diagram added after honeycomb process units.
The single-face corrugation machine 5 of first base paper roll stand, 1 first the 3rd base paper roll stand of 2 second base paper roll stand 3 of single-face corrugation machine 4 second
Draw on the two-sided overline bridge 10 first of compounding machine 9 of 4th the 5th base paper roll stand of base paper roll stand 6,7 gluing machine 8 and draw on conveyer 11 second
The honeycomb paper core of 12 rectification machine of conveyer, 13 honeycomb paper core lift 14 draws high the column 16 of machine 15
Embodiment
Embodiments of the invention are elaborated below, the present embodiment is carried out lower premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following implementations
Example.
As shown in figure 1, the present embodiment includes the first base paper roll stand 1, the first single-face corrugation machine 2, the second body paper being arranged in order
Frame 3, the 3rd base paper roll stand 4, the second single-face corrugation machine 5, the 4th base paper roll stand 6, the 5th base paper roll stand 7, gluing machine 8, two-sided compounding machine 9
(not indicated in figure), is provided for setting from the right side on the overline bridge 10 drawn, the overline bridge above the first body paper machine to gluing machine
Draw to draw on conveyer 11, second on to a left side first and draw conveyer 11 on conveyer 12, rectification machine 13, and described first and be arranged on the
The upper left side of one base paper roll stand 1, draws the upper left side that conveyer 12 is arranged on the second base paper roll stand 4 on second, rectification machine 13 is arranged on
The upper right side of glue machine 8；Also include honeycomb paper core lift 14, honeycomb paper core and draw high machine 15, the honeycomb paper core lift 14 is pacified
It is placed between the second single-face corrugation machine 5 and the 4th base paper roll stand 6, the honeycomb paper core draws high machine 15 on the overline bridge 10,
And in the 4th base paper roll stand 6 and the top of the 5th base paper roll stand 7.
Also include being sequentially arranged in the slitter and/or transverse cutting unit, stacking machine after two-sided compounding machine.
Also include some pillars 16 for being used to support overline bridge.First base paper roll stand 1, the second base paper roll stand 3, the 3rd base paper roll stand
4th, the 4th base paper roll stand 6 is shaftless hydraulic pressure base paper roll stand.First single-face corrugation machine 2, the second single-face corrugation machine 5 are clamp-type one side watt
Stupefied machine.
Present invention also offers a kind of production method of utilization corrugated honeycomb paperboard process units, by the single layered tile first produced
Corrugated paper board, sends into gluing simultaneously in gluing machine, as corrugated honeycomb paperboard together with honeycomb core paper.
A kind of corrugated honeycomb paperboard production method, comprises the following steps：
Step one, one layer of body paper of the first base paper roll stand 1 and another layer of body paper of the second base paper roll stand 2 are through the first single-face corrugation machine
2 form individual layer corrugated boards, and draw from above conveyer and guide to top；
Step 2, through honeycomb paper core lift 14 is stretched to honeycomb paper core by honeycomb core paper and draws high and stretched on machine 15；
Step 3, the honeycomb core paper feeding gluing machine after being stretched in the individual layer corrugated board and step 2 in step one
Gluing is carried out in 8, individual layer corrugated board carries out lower floor's gluing, and honeycomb core paper carries out two-sided gluing, while in individual layer corrugated board
Sent between honeycomb core paper under one layer of body paper from the 3rd base paper roll stand 4, honeycomb core paper send into from the 5th base paper roll stand 7 one
Layer body paper；
Step 4, gluing is sent into two-sided compounding machine 9 and heated after terminating, be compacted, drying；
Step 5, sends the cardboard come out from two-sided compounding machine into transverse cutting unit or/and slitter, carries out cutting；
Step 6, sends the cardboard segmented into stacking machine, carries out concentration placement.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (7)
1. a kind of corrugated honeycomb paperboard process units, it is characterised in that including the first base paper roll stand, the first one side watt being arranged in order
It is stupefied machine, the second base paper roll stand, the 3rd base paper roll stand, the second single-face corrugation machine, the 4th base paper roll stand, the 5th base paper roll stand, gluing machine, two-sided multiple
Conjunction machine, is provided for setting on the overline bridge drawn, the overline bridge from right to left above the first body paper machine to gluing machine on first
Draw conveyer, draw on second and draw the upper left side that conveyer is arranged on the first base paper roll stand on conveyer, rectification machine, and described first,
Draw the upper left side that conveyer is arranged on the second base paper roll stand on second, rectification machine is arranged on the upper right side of gluing machine；
Also include honeycomb paper core lift, honeycomb paper core and draw high machine, the honeycomb paper core lift is placed in the second single-face corrugation
Between machine and the 4th base paper roll stand, the honeycomb paper core draws high machine on the overline bridge, and former in the 4th base paper roll stand and the 5th
Above paper frame.
2. a kind of corrugated honeycomb paperboard process units according to claim 1, it is characterised in that also including being sequentially arranged in
Slitter and/or transverse cutting unit, stacking machine after two-sided compounding machine.
3. a kind of corrugated honeycomb paperboard process units according to claim 1, it is characterised in that be also used for branch including some
Support the pillar of overline bridge.
4. a kind of corrugated honeycomb paperboard process units according to claim 1, it is characterised in that first base paper roll stand,
Second base paper roll stand, the 3rd base paper roll stand, the 4th base paper roll stand are shaftless hydraulic pressure base paper roll stand.
5. a kind of corrugated honeycomb paperboard process units according to claim 1, it is characterised in that the first single-face corrugation machine,
Second single-face corrugation machine is clamp-type single-face corrugation machine.
6. a kind of corrugated honeycomb paperboard producer of any described corrugated honeycomb paperboard process units of utilization claim 1-5
Method, it is characterised in that by the individual layer corrugated board first produced, gluing simultaneously in gluing machine is sent into together with honeycomb core paper, is turned into
Corrugated honeycomb paperboard.
7. a kind of corrugated honeycomb paperboard process units according to claim 6, it is characterised in that it is characterised in that it includes
Following steps：
Step one, one layer of body paper of the first base paper roll stand and another layer of body paper of the second base paper roll stand are through single-face corrugation machine formation single layered tile
Corrugated paper board, and draw from above conveyer and guide to top；
Step 2, through honeycomb paper core lift is stretched to honeycomb paper core by honeycomb core paper and draws high and stretched on machine；
Enter in step 3, the honeycomb core paper feeding gluing machine after being stretched in the individual layer corrugated board and step 2 in step one
Row gluing, while sending into one layer of body paper from the 3rd base paper roll stand, honeycomb core paper between individual layer corrugated board and honeycomb core paper
Lower one layer body paper of the feeding from the 5th base paper roll stand；
Step 4, feeding Double-plate machine is heated after gluing terminates, and is compacted, drying；
Step 5, sends the cardboard come out from two-sided compounding machine into transverse cutting unit or/and slitter, carries out cutting；
Step 6, sends the cardboard segmented into stacking machine, carries out concentration placement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710514408.4A CN107097465A (en) | 2017-06-29 | 2017-06-29 | A kind of corrugated honeycomb paperboard process units and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710514408.4A CN107097465A (en) | 2017-06-29 | 2017-06-29 | A kind of corrugated honeycomb paperboard process units and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107097465A true CN107097465A (en) | 2017-08-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710514408.4A Pending CN107097465A (en) | 2017-06-29 | 2017-06-29 | A kind of corrugated honeycomb paperboard process units and method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107097465A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973246A (en) * | 2018-08-04 | 2018-12-11 | 王冬莲 | A kind of adjustable marking press of corrugated paper production |
| CN109774251A (en) * | 2019-03-06 | 2019-05-21 | 佛山市富利包装机械有限公司 | A kind of intelligent high speed corrugated paper board production line |
| CN111016291A (en) * | 2019-12-17 | 2020-04-17 | 青岛宥翔包装有限公司 | Honeycomb paperboard forming device and process |
| CN112677571A (en) * | 2020-12-05 | 2021-04-20 | 东莞顺诚纸品有限公司 | Production equipment and production process of corrugated board |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4236211A1 (en) * | 1992-10-27 | 1994-04-28 | Bhs Bayerische Berg | Corrugated cardboard machine - has heated surface on under side of heating plate over web passage gap at conveyor, to prevent glue smearing and web damage on a stoppage |
| CN2384765Y (en) * | 1999-08-05 | 2000-06-28 | 李越红 | Honeycomb corrugated paper board compound machine |
| CA2472684A1 (en) * | 2004-06-29 | 2005-12-29 | Cascades Canada Inc. | Process and apparatus for manufacturing a honeycomb composite material |
| CN2827717Y (en) * | 2005-08-19 | 2006-10-18 | 梁锦水 | Production equipment of corragated honeycomb compound board |
| CN206856133U (en) * | 2017-06-29 | 2018-01-09 | 合肥雪公包装机械有限公司 | A kind of corrugated honeycomb paperboard process units |
-
2017
- 2017-06-29 CN CN201710514408.4A patent/CN107097465A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4236211A1 (en) * | 1992-10-27 | 1994-04-28 | Bhs Bayerische Berg | Corrugated cardboard machine - has heated surface on under side of heating plate over web passage gap at conveyor, to prevent glue smearing and web damage on a stoppage |
| CN2384765Y (en) * | 1999-08-05 | 2000-06-28 | 李越红 | Honeycomb corrugated paper board compound machine |
| CA2472684A1 (en) * | 2004-06-29 | 2005-12-29 | Cascades Canada Inc. | Process and apparatus for manufacturing a honeycomb composite material |
| CN2827717Y (en) * | 2005-08-19 | 2006-10-18 | 梁锦水 | Production equipment of corragated honeycomb compound board |
| CN206856133U (en) * | 2017-06-29 | 2018-01-09 | 合肥雪公包装机械有限公司 | A kind of corrugated honeycomb paperboard process units |
Non-Patent Citations (1)
| Title |
|---|
| 唐志祥: "包装材料与实用包装技术", 化学工业出版社, pages: 136 - 137 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108973246A (en) * | 2018-08-04 | 2018-12-11 | 王冬莲 | A kind of adjustable marking press of corrugated paper production |
| CN109774251A (en) * | 2019-03-06 | 2019-05-21 | 佛山市富利包装机械有限公司 | A kind of intelligent high speed corrugated paper board production line |
| CN111016291A (en) * | 2019-12-17 | 2020-04-17 | 青岛宥翔包装有限公司 | Honeycomb paperboard forming device and process |
| CN111016291B (en) * | 2019-12-17 | 2021-07-13 | 青岛宥翔包装有限公司 | Honeycomb paperboard forming device |
| CN113246544A (en) * | 2019-12-17 | 2021-08-13 | 青岛宥翔包装有限公司 | Honeycomb paperboard forming process |
| CN112677571A (en) * | 2020-12-05 | 2021-04-20 | 东莞顺诚纸品有限公司 | Production equipment and production process of corrugated board |
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Application publication date: 20170829 |