CN114803666B - Paper pre-folding and slitting device - Google Patents
Paper pre-folding and slitting device Download PDFInfo
- Publication number
- CN114803666B CN114803666B CN202210318063.6A CN202210318063A CN114803666B CN 114803666 B CN114803666 B CN 114803666B CN 202210318063 A CN202210318063 A CN 202210318063A CN 114803666 B CN114803666 B CN 114803666B
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- China
- Prior art keywords
- roller
- fixing strip
- frame
- strip
- rack
- Prior art date
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- 230000007547 defect Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 abstract 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H45/00—Folding thin material
- B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/02—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with longitudinal slitters or perforators
Landscapes
- Making Paper Articles (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
The invention provides a paper pre-folding and slitting device, which aims at the defect that a device for cutting and rolling roll paper in the prior art is poor in cutting quality of paper, and belongs to the technical field of papermaking equipment.
Description
Technical Field
The invention belongs to the technical field of papermaking equipment, and particularly relates to a paper pre-folding and slitting device.
Background
In the production process of the roll paper, the roll paper with larger width is sometimes required to be cut into narrower roll paper, the existing roll paper cutting mechanism generally adopts a press roller to compress and convey the roll paper, the roll paper compressed and conveyed by the press roller is directly placed at a required position by a fixed cutting knife, the roll paper compressed and conveyed by the press roller is automatically cut into narrower paper by the cutting knife, the cutting placement is directly adopted, the cut position of the paper is easily uneven, and the cutting quality is poor.
Disclosure of Invention
Aiming at the defect that the cutting quality of paper is poor by a device for cutting and winding paper in the prior art, the invention provides a paper pre-folding and slitting device which can improve the slitting quality of paper.
The invention aims at realizing the following technical scheme: the paper pre-folding and slitting device comprises a first rack and a second rack which are sequentially arranged, wherein a plurality of groups of transverse rollers which are transversely arranged and a first motor for driving the transverse rollers to rotate are arranged on the first rack; the second rack is provided with a channel which transversely penetrates through the front side and the rear side of the second rack, an upper fixing strip and a lower fixing strip which are arranged along the channel are arranged in the channel, the upper fixing strip and the lower fixing strip are parallel to each other and are positioned right above the lower fixing strip, the upper fixing strip and the lower fixing strip are respectively fixed on the second rack, the two sides of the lower fixing strip in the channel are respectively provided with a mounting frame which is fixed on the second rack, at least two groups of roller sets are respectively arranged on the two sides of the upper fixing strip in the channel, the roller sets on the two sides of the upper fixing strip are symmetrically distributed, the roller sets comprise an upper roller and a lower roller which are matched with each other, the upper roller is gradually arranged downwards from one end close to the upper fixing strip to the other end, the upper roller is positioned right above the lower roller and is parallel to the lower roller, a gap for conveying paper is arranged between the upper roller and the lower roller, the upper roller is only arranged between the upper fixing strip and the mounting frame in a rotating manner, and the lower roller is only arranged between the lower fixing strip and the mounting frame in a self-conveying manner; the upper end face of the lower fixing strip is fixedly provided with a supporting strip arranged along the length direction of the lower fixing strip, the upper end face of the supporting strip is downwards inclined from the middle to two sides to form two inclined faces, and the inclination angle of the inclined faces is the same as that of the upper roller; the planes of the gaps in all roller groups positioned on the same side of the upper fixing strip and the inclined planes corresponding to the support strip are positioned on the same plane, and the angle between the two inclined planes is 170-185 degrees; the one end of lower fixed strip orientation first frame installs the leading wheel that can only the rotation, and the setting of leading wheel can avoid paper to get into the support bar and be scraped broken by the support bar. The upper end face of one end of the lower fixing strip, which is opposite to the first rack, is vertically provided with a cutting knife, the cutting edge of the cutting knife is obliquely upwards arranged towards one side of the supporting strip, the highest position of the cutting edge of the cutting knife is higher than the highest position of the upper end of the supporting strip, and the lowest position of the cutting edge of the cutting knife is lower than the lowest position of the upper inclined surface of the supporting strip; and a second motor for driving the upper roller and the lower roller to synchronously and reversely rotate is also fixedly arranged on the mounting frame. In the above scheme, when the split slitting mechanism is arranged to slit paper, a crease is generated on the paper, and then the paper is slit along the crease by using the cutting knife, so that the paper cutting quality is better.
Preferably, the second rack comprises a base, support frames are vertically and fixedly arranged on two sides of the upper end face of the base, a transverse frame is fixedly arranged between the upper ends of the support frames, the upper fixing strip is fixed on the transverse frame, a fixing table with an isosceles trapezoid structure is fixedly arranged in the middle of the upper end face of the base, and the lower fixing strip is fixed on the fixing table; the mounting frame is fixed on the supporting frame.
Preferably, the second frame is provided with a screw hole which is transversely arranged, a fourth frame is further arranged below the second frame, a guide bar parallel to the transverse roller is fixedly arranged on the fourth frame, the second frame is slidably arranged on the guide bar, a screw rod which is used for driving the second frame to move along the guide bar is further arranged on the fourth frame, the screw rod can only rotate and is arranged on the fourth frame and is in threaded connection with the screw hole, the screw rod is parallel to the guide bar, and a servo motor which is used for driving the screw rod to rotate is further fixedly arranged on the fourth frame. The screw rod is driven to rotate by the servo motor, and the position of the whole second rack can be transversely adjusted, so that the supporting bars and the cutting knives on the second rack are aligned with the middle of the paper conveyed by the transverse roller on the first rack.
Compared with the prior art, the invention has the following beneficial effects: when the paper is cut, the crease is generated on the paper, and then the paper is cut along the crease by using the cutting knife, so that the paper cutting quality is better.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a perspective view of a first housing portion of the present invention;
FIG. 3 is a perspective view of a second housing and a fourth housing portion of the present invention;
FIG. 4 is a schematic view of the position structure between the lower fixing strip, the support strip, the guide wheel and the cutting knife;
the marks in the figure: 3. the device comprises a first rack, 4, a second rack, 5, transverse rollers, 6, a first motor, 7, a channel, 8, an upper fixing strip, 9, a lower fixing strip, 10, a mounting frame, 11, a roller group, 12, an upper roller, 13, a lower roller, 14, a supporting strip, 15, an inclined surface, 16, a guide wheel, 17, a cutting knife, 18, a second motor, 40, a base, 41, a supporting rack, 42, a transverse rack, 43, a fixing table, 44, a screw hole, 45, a fourth rack, 46, a guide strip, 47, a screw rod, 48 and a servo motor.
Detailed Description
The invention is further described below with reference to embodiments shown in the drawings in which:
example 1
As shown in fig. 1, 2, 3 and 4, the paper pre-folding and slitting device comprises a first frame 3 and a second frame 4 which are sequentially arranged, wherein two groups of transverse rollers 5 which are transversely arranged and a first motor 6 which is used for driving the transverse rollers 5 to rotate are arranged on the first frame 3; the second rack 4 is provided with a channel 7 which transversely penetrates through the front side and the rear side of the second rack 4, an upper fixing strip 8 and a lower fixing strip 9 which are arranged along the channel 7 are arranged in the channel 7, the upper fixing strip 8 and the lower fixing strip 9 are parallel to each other, the upper fixing strip 8 and the lower fixing strip 9 are positioned right above the lower fixing strip 9, the upper fixing strip 8 and the lower fixing strip 9 are respectively fixed on the second rack 4, a mounting frame 10 which is fixed on the second rack 4 is also respectively arranged on two sides of the lower fixing strip 9 in the channel 7, two groups of roller sets 11 are respectively arranged on two sides of the upper fixing strip 8 in the channel 7, the roller sets 11 on two sides of the upper fixing strip 8 are symmetrically distributed, the roller sets 11 comprise an upper roller 12 and a lower roller 13 which are matched with each other, the upper roller 12 is gradually downwards inclined from one end close to the other end of the upper fixing strip 8, the upper roller 12 is positioned right above the lower roller 13, the upper roller 12 and the lower roller 13 are parallel to each other, a gap for conveying paper is arranged between the upper roller 12 and the lower roller 13, two groups of roller sets 11 can only rotate about 10 between the upper roller 12 and the lower roller 13, and the upper roller sets 11 can rotate about 10 and can only be fixed between the upper roller sets and the lower roller sets 10 and the upper roller sets and the lower roller sets 8; the upper end surface of the lower fixing strip 9 is fixedly provided with a supporting strip 14 arranged along the length direction of the lower fixing strip 9, the upper end surface of the supporting strip 14 is downwards inclined from the middle to two sides to form two inclined surfaces 15, and the inclination angle of the inclined surfaces 15 is the same as that of the upper roller 12; the planes of the gaps in all roller groups 11 positioned on the same side of the upper fixing strip 8 and the corresponding inclined planes 15 on the supporting strip 14 are positioned on the same plane, and the angle between the two inclined planes 15 is 170-185 degrees; the lower fixing strip 9 is provided with a guide wheel 16 which can only rotate towards one end of the first frame 3, the upper end surface of one end of the lower fixing strip 9, which is opposite to the first frame 3, is vertically provided with a cutting knife 17, the cutting edge of the cutting knife 17 is obliquely upwards arranged towards one side of the supporting strip 14, the highest position of the cutting edge of the cutting knife 17 is higher than the highest position of the upper end of the supporting strip 14, and the lowest position of the cutting edge of the cutting knife 17 is lower than the lowest position of the upper inclined surface 15 of the supporting strip 14; the mounting frame 10 is also fixedly provided with a second motor 18 for driving the upper roller 12 and the lower roller 13 to synchronously and reversely rotate.
The second rack 4 comprises a base 40, support frames 41 are vertically and fixedly arranged on two sides of the upper end face of the base 40, a transverse frame 42 is fixedly arranged between the upper ends of the support frames 41, the upper fixing strip 8 is fixed on the transverse frame 42, a fixing table 43 with an isosceles trapezoid structure is fixedly arranged in the middle of the upper end face of the base 40, and the lower fixing strip 9 is fixed on the fixing table 43; the mounting frame 10 is fixed to the support frame 41. The base 40 of the second frame 4 is provided with a screw hole 44 which is transversely arranged, a fourth frame 45 is further arranged below the second frame 4, a guide bar 46 which is parallel to the transverse roller 5 is fixedly arranged on the fourth frame 45, the second frame 4 is slidably arranged on the guide bar 46, a screw rod 47 which is used for driving the second frame 4 to move along the guide bar 46 is further arranged on the fourth frame 45, the screw rod 47 is rotatably arranged on the fourth frame 45 and is in threaded connection with the screw hole 44, the screw rod 47 is parallel to the guide bar 46, and a servo motor 48 which is used for driving the screw rod 47 to rotate is fixedly arranged on the fourth frame 45.
When the paper is produced, firstly, the paper passes through the first frame 3, the first motor 6 can drive the transverse rollers 5 to rotate, only one transverse roller 5 in each group of transverse rollers 5 is driven by the first motor 6, the other transverse roller 5 can synchronously and reversely rotate along with the paper under the action of friction force, the two transverse rollers 5 in the same group can compress and convey the paper, then the paper passes through the roller group 11 on the second frame 4, the upper roller 12 and the lower roller 13 in the roller 26 group are matched to compress and convey the paper, and simultaneously, the two inclined surfaces 15 on the supporting bar 14 are matched, so that when the paper passes through the supporting bar 14, the joint between the two inclined surfaces 15 on the supporting bar 14 can cause the paper to generate crease, finally, the paper is cut along the crease by the cutting knife 17, the cutting edge of the cutting knife 17 is obliquely upwards arranged towards one side of the supporting bar 14, and after the paper is cut by the setting and the operation flow, the cutting edge is smoother, and the cutting quality is better after the paper is cut by the applicant.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (3)
1. The paper pre-folding and slitting device is characterized by comprising a first rack and a second rack which are sequentially arranged, wherein a plurality of groups of transverse rollers which are transversely arranged and a first motor for driving the transverse rollers to rotate are arranged on the first rack; the second rack is provided with a channel which transversely penetrates through the front side and the rear side of the second rack, an upper fixing strip and a lower fixing strip which are arranged along the channel are arranged in the channel, the upper fixing strip and the lower fixing strip are parallel to each other and are positioned right above the lower fixing strip, the upper fixing strip and the lower fixing strip are respectively fixed on the second rack, the two sides of the lower fixing strip in the channel are respectively provided with a mounting frame which is fixed on the second rack, at least two groups of roller sets are respectively arranged on the two sides of the upper fixing strip in the channel, the roller sets on the two sides of the upper fixing strip are symmetrically distributed, the roller sets comprise an upper roller and a lower roller which are matched with each other, the upper roller is gradually arranged downwards from one end close to the upper fixing strip to the other end, the upper roller is positioned right above the lower roller and is parallel to the lower roller, a gap for conveying paper is arranged between the upper roller and the lower roller, the upper roller is only arranged between the upper fixing strip and the mounting frame in a rotating manner, and the lower roller is only arranged between the lower fixing strip and the mounting frame in a self-conveying manner; the upper end face of the lower fixing strip is fixedly provided with a supporting strip arranged along the length direction of the lower fixing strip, the upper end face of the supporting strip is downwards inclined from the middle to two sides to form two inclined faces, and the inclination angle of the inclined faces is the same as that of the upper roller; the planes of the gaps in all roller groups positioned on the same side of the upper fixing strip are positioned on the same plane with the corresponding inclined planes on the supporting strip; the upper end face of one end of the lower fixing strip, which is opposite to the first rack, is vertically provided with a cutting knife, the cutting edge of the cutting knife is obliquely upwards arranged towards one side of the supporting strip, the highest position of the cutting edge of the cutting knife is higher than the highest position of the upper end of the supporting strip, and the lowest position of the cutting edge of the cutting knife is lower than the lowest position of the upper inclined surface of the supporting strip; and a second motor for driving the upper roller and the lower roller to synchronously and reversely rotate is also fixedly arranged on the mounting frame.
2. The paper pre-folding and slitting device according to claim 1, wherein the second frame comprises a base, supporting frames are vertically and fixedly arranged on two sides of the upper end face of the base, a transverse frame is fixedly arranged between the upper ends of the supporting frames, the upper fixing strip is fixed on the transverse frame, a fixing table with an isosceles trapezoid structure is fixedly arranged in the middle of the upper end face of the base, and the lower fixing strip is fixed on the fixing table; the mounting frame is fixed on the supporting frame.
3. The paper pre-folding and slitting device according to claim 2, wherein a screw hole is formed in the second frame, a fourth frame is further arranged below the second frame, a guide bar parallel to the transverse roller is fixedly arranged on the fourth frame, the second frame is slidably arranged on the guide bar, a screw rod for driving the second frame to move along the guide bar is further arranged on the fourth frame, the screw rod is only rotatably arranged on the fourth frame and is in screw connection with the screw hole, the screw rod is parallel to the guide bar, and a servo motor for driving the screw rod to rotate is fixedly arranged on the fourth frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210318063.6A CN114803666B (en) | 2021-04-06 | 2021-04-06 | Paper pre-folding and slitting device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110366441.3A CN113200401B (en) | 2021-04-06 | 2021-04-06 | Paper splitting and cutting device |
| CN202210318063.6A CN114803666B (en) | 2021-04-06 | 2021-04-06 | Paper pre-folding and slitting device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110366441.3A Division CN113200401B (en) | 2021-04-06 | 2021-04-06 | Paper splitting and cutting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114803666A CN114803666A (en) | 2022-07-29 |
| CN114803666B true CN114803666B (en) | 2023-12-19 |
Family
ID=77026169
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210318063.6A Active CN114803666B (en) | 2021-04-06 | 2021-04-06 | Paper pre-folding and slitting device |
| CN202110366441.3A Active CN113200401B (en) | 2021-04-06 | 2021-04-06 | Paper splitting and cutting device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110366441.3A Active CN113200401B (en) | 2021-04-06 | 2021-04-06 | Paper splitting and cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN114803666B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB745527A (en) * | 1952-11-18 | 1956-02-29 | Kingsbury Components Ltd | Improvements in or relating to machines for folding paper sheets and the like |
| DD233112A1 (en) * | 1984-07-19 | 1986-02-19 | Inst Fuer Grafische Technik | DEVICE FOR PRESSING BOW FOLDING |
| FR2588253A1 (en) * | 1985-10-08 | 1987-04-10 | Floch Imprimerie | Machine intended to form transverse folds on a set of sheets (webs) and machine for making books including such a machine |
| DE4035106A1 (en) * | 1990-11-05 | 1992-05-07 | Hunkeler Deutschland Gmbh | Folding machine for paper sheets - has pair of pressure rollers to provide sharp bending lines for accurate folding |
| US5290226A (en) * | 1992-12-23 | 1994-03-01 | G. Fordyce Company, Inc. | Method of and apparatus for cutting a web and folding the resulting ribbons |
| JP2010150002A (en) * | 2008-12-25 | 2010-07-08 | Max Co Ltd | Finisher with saddle stitch stapler |
| CN211709467U (en) * | 2020-01-17 | 2020-10-20 | 浙江佰格迪科技有限公司 | Pressing device for full-automatic paper cutting machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2703326B1 (en) * | 2012-08-29 | 2020-07-01 | Valmet Technologies, Inc. | Method for separating partial webs in a slitter winder |
| FR3004174B1 (en) * | 2013-04-09 | 2015-08-21 | Batscap Sa | DEVICE FOR SEPARATING AT LEAST TWO STRANDS OF ADJACENT MATERIAL AND SYSTEM INCLUDING SUCH A DEVICE |
| JP5949802B2 (en) * | 2014-02-04 | 2016-07-13 | コニカミノルタ株式会社 | Paper processing apparatus and image forming system |
| CN111792414A (en) * | 2020-07-17 | 2020-10-20 | 绍兴如圆纺织有限公司 | Production device of double-layer cloth material roll for spinning and use method thereof |
-
2021
- 2021-04-06 CN CN202210318063.6A patent/CN114803666B/en active Active
- 2021-04-06 CN CN202110366441.3A patent/CN113200401B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB745527A (en) * | 1952-11-18 | 1956-02-29 | Kingsbury Components Ltd | Improvements in or relating to machines for folding paper sheets and the like |
| DD233112A1 (en) * | 1984-07-19 | 1986-02-19 | Inst Fuer Grafische Technik | DEVICE FOR PRESSING BOW FOLDING |
| FR2588253A1 (en) * | 1985-10-08 | 1987-04-10 | Floch Imprimerie | Machine intended to form transverse folds on a set of sheets (webs) and machine for making books including such a machine |
| DE4035106A1 (en) * | 1990-11-05 | 1992-05-07 | Hunkeler Deutschland Gmbh | Folding machine for paper sheets - has pair of pressure rollers to provide sharp bending lines for accurate folding |
| US5290226A (en) * | 1992-12-23 | 1994-03-01 | G. Fordyce Company, Inc. | Method of and apparatus for cutting a web and folding the resulting ribbons |
| JP2010150002A (en) * | 2008-12-25 | 2010-07-08 | Max Co Ltd | Finisher with saddle stitch stapler |
| CN211709467U (en) * | 2020-01-17 | 2020-10-20 | 浙江佰格迪科技有限公司 | Pressing device for full-automatic paper cutting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113200401A (en) | 2021-08-03 |
| CN113200401B (en) | 2022-04-19 |
| CN114803666A (en) | 2022-07-29 |
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