CN112622351A - Non-glue composite embossing process for toilet paper - Google Patents
Non-glue composite embossing process for toilet paper Download PDFInfo
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- CN112622351A CN112622351A CN202011484176.0A CN202011484176A CN112622351A CN 112622351 A CN112622351 A CN 112622351A CN 202011484176 A CN202011484176 A CN 202011484176A CN 112622351 A CN112622351 A CN 112622351A
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- 238000004049 embossing Methods 0.000 title claims abstract description 192
- 239000002131 composite material Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000008569 process Effects 0.000 title claims abstract description 27
- 239000003292 glue Substances 0.000 title description 6
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 108
- 239000010959 steel Substances 0.000 claims abstract description 108
- 230000009471 action Effects 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims description 17
- 238000013329 compounding Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000009918 complex formation Effects 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 6
- 239000010410 layer Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000001815 facial effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002508 compound effect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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Classifications
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- 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
- B31F1/07—Embossing, i.e. producing impressions formed by locally deep-drawing, e.g. using rolls provided with complementary profiles
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- 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
- B31F5/00—Attaching together sheets, strips or webs; Reinforcing edges
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- 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
- B31F2201/00—Mechanical deformation of paper or cardboard without removing material
- B31F2201/07—Embossing
- B31F2201/0707—Embossing by tools working continuously
- B31F2201/0715—The tools being rollers
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- 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
- B31F2201/00—Mechanical deformation of paper or cardboard without removing material
- B31F2201/07—Embossing
- B31F2201/0782—Layout of the complete embossing machine, of the embossing line
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
Abstract
The invention relates to the field of toilet paper production processes, and provides a toilet paper glue-free composite embossing process, which comprises the following steps: (1) dividing the multi-layer composite toilet paper base paper into a first paper web and a second paper web; (2) the first paper web enters a press nip between a first embossing rubber roll and a first embossing steel roll through a first guide roll, and an embossing pattern is formed on the surface of the first paper web after the first paper web is embossed in the press nip; (3) the second paper web enters a press nip between the second embossing rubber roll and the second embossing steel roll through a second guide roll, and the surface of the second paper web forms an embossing pattern after the second paper web is embossed in the press nip; (4) and combining the first paper web and the second paper web after embossing under the action of the first embossing steel roller and the composite roller to form the embossed toilet paper with a multilayer structure. The embossing technology solves the problems that various existing embossing technologies have different technical defects and cannot give consideration to both product performance and safety.
Description
Technical Field
The invention relates to the field of toilet paper production processes, in particular to a toilet paper glue-free composite embossing process.
Background
The household paper refers to various types of sanitary wiping paper used for taking care of personal home, going out and the like, and the types of the household paper on the market at present are various, including roll toilet paper, removable toilet paper, boxed facial tissue, pocket facial tissue, napkin, kitchen paper towel and the like. A household paper, which can be composed of single layer or multiple layers, is usually pressed with embossments on the paper surface, and the embossments can be contact points or various patterns. The main functions of embossing are: the appearance is attractive; the softness and bulkiness of the paper product are increased; the water absorption capacity of the paper product is improved; the embossed paper is not easy to separate, preventing delamination.
The existing embossing process for the household paper has the following several defects, which are specifically shown in the following:
(1) the steel-to-rubber/wool roller embossing process comprises the following steps: the embossing is not clear, and the embossing setting is poor;
(2) the steel-to-steel point concave embossing process comprises the following steps: the back of the embossing is rough and harsh, and the hand feeling is poor;
(3) the steel-to-steel point pair flat embossing process comprises the following steps: the embossing has poor stereoscopic impression, no filling power and general hand feeling;
(4) point-to-point embossing process of steel: the embossing has poor stereoscopic impression and no fluffy degree;
(5) the multi-layer steel-to-rubber embossing glue compounding process comprises the following steps: the glue is adopted for compounding, so that the safety/sanitation is poor;
(6) the multi-layer steel-to-glue embossing water compounding process comprises the following steps: and the water is adopted for compounding, so that the absorption performance of the product is reduced.
Disclosure of Invention
Therefore, aiming at the above content, the invention provides an embossing process for glue-free compounding of toilet paper, which solves the problems that various existing embossing processes have different technical defects and cannot give consideration to both product performance and safety.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a toilet paper does not have compound knurling technology of glue, this knurling technology uses the knurling device to realize, the knurling device includes first knurling unit, second knurling unit and compound roller, first knurling unit is by last deflector roll, first knurling rubber roll and first knurling steel roll of being equipped with in proper order under to, the axis of first knurling rubber roll and first knurling steel roll is on same vertical face, second knurling unit is by last to be equipped with in proper order including second knurling steel roll, second knurling rubber roll and second deflector roll down, the axis of second knurling rubber roll and second knurling steel roll is on same vertical face, the week side of first knurling steel roll is located to second knurling steel roll and compound roller, the axis of first knurling steel roll and second knurling steel roll is 0 ~ 60 with the contained angle of vertical direction, the line of first knurling steel roll and compound roller is 0 ~ 60 with the contained angle of vertical direction, the first embossing steel roller and the second embossing steel roller are respectively provided with a first embossing protrusion and a second embossing protrusion along the circumferential direction, the first embossing unit further comprises a first frame, a first swing frame and a first hydraulic cylinder, the first frame, the first swing frame and the first hydraulic cylinder are arranged on one side of the first embossing rubber roller, the first embossing rubber roller can be rotatably arranged at one end of the first swing frame, the other end of the first swing frame is hinged with the first frame, the two ends of the first hydraulic cylinder are respectively hinged with the first frame and the first swing frame, the second embossing unit further comprises a second frame, a second swing frame and a second hydraulic cylinder, the second frame, the second swing frame and the second hydraulic cylinder are arranged on one side of the second embossing rubber roller, the second embossing rubber roller can be rotatably arranged at one end of the second swing frame, and the other end of the second swing frame is hinged with the second frame, the two ends of the second hydraulic cylinder are respectively hinged with the second rack and the second swing frame, first limiting devices are arranged on the first rack and the second rack and used for limiting the swing amplitude of the first swing frame and the second swing frame, a third rack, a third swing frame and a third hydraulic cylinder are arranged on one side, away from the first embossing steel roller, of the composite roller, the composite roller can be rotatably arranged at one end of the third swing frame, the other end of the third swing frame is hinged with the third rack, the two ends of the third hydraulic cylinder are respectively hinged with the third rack and the third swing frame, the diameter of the first embossing steel roller is the same as that of the second embossing steel roller, and the diameter of the first embossing rubber roller is the same as that of the second embossing rubber roller;
the embossing process comprises the following steps:
(1) dividing the multi-layer composite toilet paper base paper into a first paper web and a second paper web;
(2) the first paper web enters a press area between a first embossing rubber roll and a first embossing steel roll through a first guide roll, a first hydraulic cylinder drives a first swing frame to swing when working, the distance between the first embossing rubber roll and the first embossing steel roll is adjusted, the first embossing steel roll is driven by a first driving motor, the first driving motor is a variable frequency/servo motor, the first embossing steel roll drives the first embossing rubber roll to synchronously rotate under the action of pressure, and the surface of the first paper web forms an embossing pattern after being embossed in the press area;
(3) the second paper web enters a press area between the second embossing rubber roll and the second embossing steel roll through a second guide roll, the second hydraulic cylinder drives the second swing frame to swing when working, the distance between the second embossing rubber roll and the second embossing steel roll is adjusted, the second embossing steel roll is driven by a second driving motor, the second driving motor is a variable frequency/servo motor, the second embossing steel roll drives the second embossing rubber roll to synchronously rotate under the action of pressure, and the surface of the second paper web after being embossed in the press area forms an embossing pattern;
(4) the third pneumatic cylinder during operation drives the swing of third swing span, adjusts the interval between compound roller and the first knurling steel roll, and compound roller adopts third driving motor to drive, third driving motor is frequency conversion servo motor, and first paper web and the second paper web after the knurling carry out the complex formation multilayer structure's knurling toilet paper under the effect of first knurling steel roll and compound roller.
The further improvement is that: the included angle between the connecting line of the central axes of the first embossing steel roller and the second embossing steel roller and the vertical direction is 15-30 degrees.
The further improvement is that: and the included angle between the connecting line of the first embossing steel roller and the central axis of the composite roller and the vertical direction is 30-60 degrees.
The further improvement is that: the first limiting device comprises a first limiting block and a second limiting block, the first limiting block is arranged above the first swing frame and the second swing frame, and the second limiting block is arranged below the first swing frame and the second swing frame.
The further improvement is that: and a second limiting device is arranged on the third rack and used for limiting the swing amplitude of the third swing frame.
The further improvement is that: the second limiting device comprises a third limiting block and a fourth limiting block, the third limiting block is arranged above the third swing frame, and the fourth limiting block is arranged below the third swing frame.
The further improvement is that: the composite roller is a high-hardness rubber roller or a high-hardness steel roller.
By adopting the technical scheme, the invention has the beneficial effects that:
the process of the invention adopts a glue-free composite process, and the product has the characteristics of environmental protection, safety and the like, and simultaneously has the characteristics of strong three-dimensional sense of embossing effect, good absorption performance of the product, softness, comfort, good hand feeling and the like.
The first swing frame is driven to swing when the first hydraulic cylinder works, the first swing frame drives the first embossing rubber roll to rotate, and the distance between the first embossing rubber roll and the first embossing steel roll is adjusted, so that the depth of the embossing pattern on the first paper web is changed. Similarly, the second hydraulic cylinder drives the second swing frame to swing when working, the second swing frame drives the second embossing rubber roll to rotate, and the distance between the second embossing rubber roll and the second embossing steel roll is adjusted, so that the depth of the embossing pattern on the second paper web is changed. The first limiting device can control the swing range of the swing frame, and when the upward swing amplitude is too large, the upward swing amplitude easily exceeds the bearing range of the first hydraulic cylinder, so that the service life of the swing frame is shortened; the second embossing steel roller has large acting force on the second embossing rubber roller, so that the service life of the second embossing rubber roller is shortened, and the second embossing rubber roller needs to be frequently replaced. When the downward swing amplitude is too large, the downward swing amplitude easily exceeds the bearing range of the second hydraulic cylinder, so that the service life of the second hydraulic cylinder is shortened, the acting force of the first embossing steel roller on the first embossing rubber roller is large, the service life of the first embossing rubber roller is shortened, and the first embossing rubber roller needs to be frequently replaced.
The included angle between the connecting line of the central axes of the first embossing steel roller and the second embossing steel roller and the vertical direction is set to be 0-60 degrees, and the included angle between the connecting line of the central axes of the first embossing steel roller and the composite roller and the vertical direction is set to be 0-60 degrees. This setting can make each part positional relationship of knurling device more reasonable, and is more stable during the operation, is difficult for breaking down, influences the knurling effect. Further preferably, the included angle between the connecting line of the central axes of the first embossing steel roller and the second embossing steel roller and the vertical direction is 15-30 degrees, and the included angle between the connecting line of the central axes of the first embossing steel roller and the composite roller and the vertical direction is 30-60 degrees.
The first embossing protuberances and the second embossing protuberances have no definition of a positional relationship, either being aligned with each other or being partially or completely offset. Preferably first knurling arch staggers each other with the second knurling arch, and the second knurling arch can stretch into and form in the recess between the adjacent first knurling arch, and this setting can make first paper web and second paper web convey the regional between compound roller and the first knurling steel roll before compound, and the clearance between first knurling steel roll and the second knurling steel roll is compound in advance, has improved the compound effect of toilet paper, and the multilayer paper is difficult to part.
Drawings
Fig. 1 is a schematic structural view of an embossing apparatus according to an embodiment of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Detailed Description
The following detailed description will be provided for the embodiments of the present invention with reference to specific embodiments, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art.
Examples
Referring to fig. 1 and 2, a toilet paper glue-free composite embossing process, the embossing process is realized by using an embossing device, the embossing device comprises a first embossing unit, a second embossing unit and a composite roller 7, the first embossing unit is sequentially provided with a first guide roller 1, a first embossing rubber roller 2 and a first embossing steel roller 3 from top to bottom, the central axes of the first embossing rubber roller 2 and the first embossing steel roller 3 are on the same vertical plane, the second embossing unit is sequentially provided with a second embossing steel roller 4, a second embossing rubber roller 5 and a second guide roller 6 from top to bottom, the central axes of the second embossing rubber roller 5 and the second embossing steel roller 4 are on the same vertical plane, the second embossing steel roller 4 and the composite roller 7 are arranged on the peripheral side of the first embossing steel roller 3, the connecting line of the central axes of the first embossing steel roller 3 and the second embossing steel roller 4 and the included angle of the vertical direction are 30 degrees, the line of first knurling steel roller 3 and 7 axis of compound roller is 45 with the contained angle of vertical direction, first knurling steel roller 3 and second knurling steel roller 4 are equipped with first knurling arch 8 and second knurling arch 9 respectively along the circumferencial direction, form first recess between the adjacent first knurling arch 8, second knurling arch 9 can stretch into the first recess on first knurling steel roller 3 surface, form the second recess between the adjacent second knurling arch 8, first knurling arch 8 can stretch into the second recess on second knurling steel roller 4 surface, first knurling unit still includes first frame 10, first swing span 11 and first pneumatic cylinder 12, first frame 10, first swing span 11 and first pneumatic cylinder 12 locate one side of first knurling rubber roll 2, first knurling rubber roll 2 is rotatable to be located the one end of first swing span 11, the other end of the first swing frame 11 is hinged to the first frame 10, the two ends of the first hydraulic cylinder 12 are hinged to the first frame 10 and the first swing frame 11, the second embossing unit further comprises a second frame 13, a second swing frame 14 and a second hydraulic cylinder 15, the second frame 13, the second swing frame 14 and the second hydraulic cylinder 15 are arranged on one side of the second embossing rubber roll 5, the second embossing rubber roll 5 is rotatably arranged at one end of the second swing frame 14, the other end of the second swing frame 14 is hinged to the second frame 13, the two ends of the second hydraulic cylinder 15 are hinged to the second frame 13 and the second swing frame 14, the first frame 10 and the second frame 13 are both provided with a first limiting device, the first limiting device is used for limiting the swing amplitude of the first swing frame 11 and the second swing frame 14, the first limiting device comprises a first limiting block 16 and a second limiting block 17, the first limit block 16 is arranged above the first swing frame 11 and the second swing frame 14, the second limit block 17 is arranged below the first swing frame 11 and the second swing frame 14, a third frame 18, a third swing frame 19 and a third hydraulic cylinder 20 are arranged on one side of the composite roll 7 far away from the first embossing steel roll 3, the composite roller 7 can be rotatably arranged at one end of a third swing frame 19, the other end of the third swing frame 19 is hinged with a third frame 18, two ends of the third hydraulic cylinder 20 are respectively hinged with the third frame 18 and the third swing frame 19, a second limiting device is arranged on the third frame 18 and used for limiting the swing amplitude of the third swing frame 19, the second limiting device comprises a third limiting block 21 and a fourth limiting block 22, the third limiting block 21 is arranged above the third swing frame 19, and the fourth limiting block is arranged below the third swing frame 19.
The diameter of the first embossing steel roller is the same as that of the second embossing steel roller, and the diameter of the first embossing rubber roller is the same as that of the second embossing rubber roller.
The embossing process comprises the following steps:
(1) dividing the multi-layer composite toilet paper base paper into a first paper web and a second paper web;
(2) a first paper web enters a press area between a first embossing rubber roll 2 and a first embossing steel roll 3 through a first guide roll 1, a first hydraulic cylinder 12 drives a first swing frame 11 to swing when working, the distance between the first embossing rubber roll 2 and the first embossing steel roll 3 is adjusted, the first embossing steel roll 3 is driven by a first driving motor (not shown in the figure), the first driving motor is a variable frequency/servo motor, the first embossing steel roll 3 drives the first embossing rubber roll 2 to synchronously rotate under the action of pressure, and the surface of the first paper web after being embossed in the press area forms an embossing pattern;
(3) a second paper web enters a press area between a second embossing rubber roll 5 and a second embossing steel roll 4 through a second guide roll 6, a second hydraulic cylinder 15 drives a second swing frame 14 to swing when working, the distance between the second embossing rubber roll 5 and the second embossing steel roll 4 is adjusted, the second embossing steel roll 4 is driven by a second driving motor (not shown in the figure), the second driving motor is a frequency conversion/servo motor, the second embossing steel roll 4 drives the second embossing rubber roll 5 to synchronously rotate under the action of pressure, and the surface of the second paper web after being embossed in the press area forms an embossing pattern;
(4) the third hydraulic cylinder 20 drives the third swing frame 19 to swing when working, the distance between the composite roll 7 and the first embossing steel roll 3 is adjusted, the composite roll 7 is driven by a third driving motor (not shown in the figure), the third driving motor is a frequency conversion/servo motor, and the embossed first paper web and the embossed second paper web are compounded under the action of the first embossing steel roll 3 and the composite roll 7 to form the embossed toilet paper with a multilayer structure.
According to the invention, the included angle between the connecting line of the central axes of the first embossing steel roller and the second embossing steel roller and the vertical direction is 0-60 degrees, and the included angle between the connecting line of the central axes of the first embossing steel roller and the second embossing steel roller and the vertical direction is 0-60 degrees. The included angle between the connecting line of the central axes of the first embossing steel roller and the second embossing steel roller and the vertical direction is preferably 15-30 degrees, and the included angle between the connecting line of the central axes of the first embossing steel roller and the composite roller and the vertical direction is preferably 30-60 degrees. The first embossing protuberances and the second embossing protuberances have no definition of a positional relationship, and the first embossing protuberances and the second embossing protuberances may be either aligned with each other or partially or completely staggered.
The above description is only an embodiment utilizing the technical content of the present disclosure, and any modification and variation made by those skilled in the art can be covered by the claims of the present disclosure, and not limited to the embodiments disclosed.
Claims (7)
1. The non-adhesive composite embossing process for toilet paper is characterized by comprising the following steps of: this knurling technology uses embossing apparatus to realize, embossing apparatus includes first knurling unit, second knurling unit and compound roller, first knurling unit is by last deflector roll, first knurling rubber roll and first knurling steel roll of being equipped with in proper order under to, the axis of first knurling rubber roll and first knurling steel roll is on same vertical face, second knurling unit is by last to being equipped with in proper order including second knurling steel roll, second knurling rubber roll and second deflector roll down, the axis of second knurling rubber roll and second knurling steel roll is on same vertical face, second knurling steel roll and compound roller are located the week side of first knurling steel roll, the line of first knurling steel roll and second knurling steel roll axis is 0 ~ 60 with the contained angle of vertical direction, the line of first knurling steel roll and compound roller axis is 0 ~ 60 with the contained angle of vertical direction, the first embossing steel roller and the second embossing steel roller are respectively provided with a first embossing protrusion and a second embossing protrusion along the circumferential direction, the first embossing unit further comprises a first frame, a first swing frame and a first hydraulic cylinder, the first frame, the first swing frame and the first hydraulic cylinder are arranged on one side of the first embossing rubber roller, the first embossing rubber roller can be rotatably arranged at one end of the first swing frame, the other end of the first swing frame is hinged with the first frame, the two ends of the first hydraulic cylinder are respectively hinged with the first frame and the first swing frame, the second embossing unit further comprises a second frame, a second swing frame and a second hydraulic cylinder, the second frame, the second swing frame and the second hydraulic cylinder are arranged on one side of the second embossing rubber roller, the second embossing rubber roller can be rotatably arranged at one end of the second swing frame, and the other end of the second swing frame is hinged with the second frame, the two ends of the second hydraulic cylinder are respectively hinged with the second rack and the second swing frame, first limiting devices are arranged on the first rack and the second rack and used for limiting the swing amplitude of the first swing frame and the second swing frame, a third rack, a third swing frame and a third hydraulic cylinder are arranged on one side, away from the first embossing steel roller, of the composite roller, the composite roller can be rotatably arranged at one end of the third swing frame, the other end of the third swing frame is hinged with the third rack, the two ends of the third hydraulic cylinder are respectively hinged with the third rack and the third swing frame, the diameter of the first embossing steel roller is the same as that of the second embossing steel roller, and the diameter of the first embossing rubber roller is the same as that of the second embossing rubber roller;
the embossing process comprises the following steps:
(1) dividing the multi-layer composite toilet paper base paper into a first paper web and a second paper web;
(2) the first paper web enters a press area between a first embossing rubber roll and a first embossing steel roll through a first guide roll, a first hydraulic cylinder drives a first swing frame to swing when working, the distance between the first embossing rubber roll and the first embossing steel roll is adjusted, the first embossing steel roll is driven by a first driving motor, the first driving motor is a variable frequency/servo motor, the first embossing steel roll drives the first embossing rubber roll to synchronously rotate under the action of pressure, and the surface of the first paper web forms an embossing pattern after being embossed in the press area;
(3) the second paper web enters a press area between the second embossing rubber roll and the second embossing steel roll through a second guide roll, the second hydraulic cylinder drives the second swing frame to swing when working, the distance between the second embossing rubber roll and the second embossing steel roll is adjusted, the second embossing steel roll is driven by a second driving motor, the second driving motor is a variable frequency/servo motor, the second embossing steel roll drives the second embossing rubber roll to synchronously rotate under the action of pressure, and the surface of the second paper web after being embossed in the press area forms an embossing pattern;
(4) the third pneumatic cylinder during operation drives the swing of third swing span, adjusts the interval between compound roller and the first knurling steel roll, and compound roller adopts third driving motor to drive, third driving motor is frequency conversion servo motor, and first paper web and the second paper web after the knurling carry out the complex formation multilayer structure's knurling toilet paper under the effect of first knurling steel roll and compound roller.
2. The embossing process for the glue-free compounding of toilet paper as claimed in claim 1, wherein: the included angle between the connecting line of the central axes of the first embossing steel roller and the second embossing steel roller and the vertical direction is 15-30 degrees.
3. The toilet paper glue-free composite embossing process as claimed in claim 2, characterized in that: and the included angle between the connecting line of the first embossing steel roller and the central axis of the composite roller and the vertical direction is 30-60 degrees.
4. The embossing process for the glue-free compounding of toilet paper as claimed in claim 1, wherein: the first limiting device comprises a first limiting block and a second limiting block, the first limiting block is arranged above the first swing frame and the second swing frame, and the second limiting block is arranged below the first swing frame and the second swing frame.
5. The embossing process for the glue-free compounding of toilet paper as claimed in claim 1, wherein: and a second limiting device is arranged on the third rack and used for limiting the swing amplitude of the third swing frame.
6. The toilet paper glue-free composite embossing process as claimed in claim 5, wherein: the second limiting device comprises a third limiting block and a fourth limiting block, the third limiting block is arranged above the third swing frame, and the fourth limiting block is arranged below the third swing frame.
7. The embossing process for the glue-free compounding of toilet paper as claimed in claim 1, wherein: the composite roller is a high-hardness rubber roller or a high-hardness steel roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011484176.0A CN112622351A (en) | 2020-12-16 | 2020-12-16 | Non-glue composite embossing process for toilet paper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011484176.0A CN112622351A (en) | 2020-12-16 | 2020-12-16 | Non-glue composite embossing process for toilet paper |
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| Publication Number | Publication Date |
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| CN112622351A true CN112622351A (en) | 2021-04-09 |
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| CN202011484176.0A Pending CN112622351A (en) | 2020-12-16 | 2020-12-16 | Non-glue composite embossing process for toilet paper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681991A (en) * | 2021-08-04 | 2021-11-23 | 东莞市财州纸制品有限公司 | Method for manufacturing multifunctional paper towel with middle embossing and four-side locked embossing |
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