CN214692558U - Paper rubbing and pattern folding mechanism - Google Patents
Paper rubbing and pattern folding mechanism Download PDFInfo
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- CN214692558U CN214692558U CN202120527549.1U CN202120527549U CN214692558U CN 214692558 U CN214692558 U CN 214692558U CN 202120527549 U CN202120527549 U CN 202120527549U CN 214692558 U CN214692558 U CN 214692558U
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Abstract
The utility model provides a paper rubbing and drawing mechanism, including driving roller, the paper rubbing belt, the paper rubbing roller, U-shaped clamp plate and the paper feeding passageway, through set up the annular groove of dodging the paper rubbing belt on the outer wall of paper rubbing roller, make the minimum of paper rubbing roller be less than the minimum of paper rubbing belt outer wall, make the paper rubbing roller rotate with driving roller, the paper rubbing belt is synchronous, make the lower bottom surface of U-shaped clamp plate contact with the inner wall of paper rubbing belt, make the paper feeding passageway aim at the U-shaped clamp plate, when the drawing is sent out from the paper feeding passageway upwards, can be taken the removal by the paper rubbing belt, when moving to the settlement position, reverse paper rubbing belt, can reverse the drawing of paper feeding passageway exit and make its reverse movement, again through the paper rubbing roller will buckle the department and press into the crease, realize the drawing effect of folding, this mechanism need not additionally to set up folding switching-over part, each part is difficult for producing the interference, simple structure is ingenious, the flatness of the folded drawing is good, the drawing folding effect is good, and the drawing can be prevented from being fluffy by pressing the folded drawing with a paper rubbing roller.
Description
Technical Field
The utility model relates to a drawing printing field, concretely relates to paper rubbing and folding mechanism for folding picture machine.
Background
The drawing folding machine is equipment for folding a large-format drawing into a drawing for filing specifications, and is widely applied to industries such as machinery, engineering, construction and the like at present.
Most of paper rubbing and drawing mechanisms of the existing drawing folding machine are complex in structure and inconvenient to maintain, paper rubbing and drawing mechanisms with simpler structures are also arranged in the market, but folding reversing components are additionally arranged, for example, Chinese patent CN207329941U discloses a transverse paper folding guiding-out mechanism of the drawing folding machine, the mechanism guides out folded paper through the matching action of two paper folding knives and a paper folding rubber wheel, the additionally arranged paper folding knives not only easily interfere with the rubber wheel when acting, but also easily breaks down the paper at the folding line of the drawing, and the drawing folding effect is poor; there is also a paper twisting and drawing folding mechanism for folding the drawing paper through different rotation directions of a plurality of roll shafts, for example, chinese patent CN207329940U discloses a three-axis paper twisting and longitudinal folding structure of a drawing folding machine, but the drawing paper folded by the scheme is uneven, has large radian, and has poor drawing folding effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defects of the prior art and providing a paper twisting and drawing folding mechanism which has simple and ingenious structure and good drawing folding effect.
In order to achieve the above object, the utility model adopts the technical scheme that the paper-rubbing and drawing-folding mechanism comprises:
the two driving rollers are arranged in parallel and are arranged at intervals;
the paper twisting belt is annular and is tightly tensioned on the two driving rollers;
the two pickup rollers are positioned between the two driving rollers and penetrate through the pickup belt;
the U-shaped pressing plate is positioned between the two paper twisting rollers and penetrates through the paper twisting belt;
the paper feeding channel is positioned below the paper twisting belt;
an annular groove for avoiding the paper pickup belt is formed in the outer wall of the paper pickup roller, the lowest point of the paper pickup roller is lower than the lowest point of the outer wall of the paper pickup belt, and the paper pickup roller, the transmission roller and the paper pickup belt rotate synchronously; the lower bottom surface of the U-shaped pressing plate is in contact with the inner wall of the paper twisting belt; the paper feeding channel is aligned with the U-shaped pressing plate;
when the drawing is sent out upwards from the paper feeding channel, the end part of the drawing is in contact with the outer wall of the paper twisting belt and moves along with the paper twisting belt, when the drawing moves to a set position, the paper twisting belt rotates reversely, the drawing sent out from the paper feeding channel is subjected to reverse acting force, is reversely bent at the outlet of the paper feeding channel and moves along with the paper twisting belt in a reverse direction, the paper twisting roller is used for pressing the bent part of the drawing into a crease, and the paper twisting roller is also used for pressing the folded drawing to avoid the drawing from being fluffy.
Preferably, the friction force exerted on the drawing paper by the pickup belt is approximately equal to the friction force exerted on the drawing paper by the pickup roller.
Preferably, the outer walls of the bottoms of the paper twisting belts are located on the same plane.
Preferably, the paper twisting belt is provided with a plurality of paper twisting belts which are arranged at intervals.
Preferably, the upper end part of the U-shaped pressing plate is provided with a U-shaped groove for avoiding the paper twisting belt.
Further preferably, the bottom wall of the U-shaped groove is higher than the bottom wall of the annular groove.
Preferably, the paper pickup roller and the end part of the driving roller which are positioned on the same side of the U-shaped pressing plate are provided with synchronous pulleys, synchronous belts are tensioned on the synchronous pulleys, and the synchronous pulleys and the synchronous belts are matched with each other to ensure that the paper pickup roller, the driving roller and the paper pickup belt keep synchronous rotation.
Preferably, the two pickup rollers are symmetrically distributed on two sides of the U-shaped pressing plate, and the two driving rollers are also symmetrically distributed on two sides of the U-shaped pressing plate.
Preferably, a round rod is arranged at the upper part of the paper twisting belt, the outer wall of the lower part of the round rod presses on the paper twisting belt, the round rod can be arranged in a vertically moving mode, and the round rod is used for adjusting the tension force of the paper twisting belt.
Further preferably, the paper twisting and stacking mechanism further comprises support plates, and the support plates are connected to the transmission roller, the paper twisting roller and two end portions of the U-shaped pressing plate.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model provides a paper rubbing and drawing mechanism, including driving roller, the paper rubbing belt, the paper rubbing roller, U-shaped clamp plate and the paper feeding passageway, through set up the annular groove of dodging the paper rubbing belt on the outer wall of paper rubbing roller, make the minimum of paper rubbing roller be less than the minimum of paper rubbing belt outer wall, make the paper rubbing roller rotate with driving roller, the paper rubbing belt is synchronous, make the lower bottom surface of U-shaped clamp plate contact with the inner wall of paper rubbing belt, make the paper feeding passageway aim at the U-shaped clamp plate, when the drawing is sent out from the paper feeding passageway upwards, can be taken the removal by the paper rubbing belt, when moving to the settlement position, reverse paper rubbing belt, can reverse the drawing of paper feeding passageway exit and make its reverse movement, again through the paper rubbing roller will buckle the department and press into the crease, realize the drawing effect of folding, this mechanism need not additionally to set up folding switching-over part, each part is difficult for producing the interference, simple structure is ingenious, the flatness of the folded drawing is good, the drawing folding effect is good, and the drawing can be prevented from being fluffy by pressing the folded drawing with a paper rubbing roller.
Drawings
Fig. 1 is a perspective view of a preferred embodiment of the present invention.
Fig. 2 is a schematic view of fig. 1 with the support plate hidden.
Fig. 3, 4, and 5 are enlarged front views of fig. 2, and are exploded views of steps in the case of stacking.
For convenience of illustration, the stacking gap is enlarged in fig. 1-5.
Wherein:
10. a driving roller; 11. a synchronous pulley; 20. a paper rubbing belt; 21. a round bar; 30. a paper rubbing roller; 31. an annular groove; 32. a synchronous pulley; 40, a U-shaped platen; a U-shaped slot; 50. a paper feed path; 60. a support plate; 70. a synchronous belt; 80. drawing.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make clear and definite definitions of the protection scope of the present invention.
The up-down direction described in the present invention is the up-down direction in fig. 3, fig. 4, and fig. 5.
As shown in fig. 1-5, the utility model provides a paper rubbing and drawing folding mechanism, includes: the paper feeding device comprises two driving rollers 10, a paper twisting belt 20, a paper twisting roller 30, a U-shaped pressing plate 40, a paper feeding channel 50, a supporting plate 60 and a synchronous belt 70, wherein the two driving rollers 10 are arranged in parallel and at intervals; the paper twisting belt 20 is annular, and the paper twisting belt 20 is tightly tensioned on the two driving rollers 10; the pickup roller 30 is a rubber roller, the pickup roller 30 is parallel to the driving rollers 10, there are two pickup rollers 30, and the two pickup rollers 30 are located between the two driving rollers 10 and pass through the pickup belt 20; the U-shaped pressing plate 40 is positioned between the two paper twisting rollers 30, and the U-shaped pressing plate 40 penetrates through the paper twisting belt 20; the paper feeding channel 50 is positioned below the paper twisting belt 20; an annular groove 31 for avoiding the paper pickup belt 20 is formed in the outer wall of the paper pickup roller 30, the lowest point of the paper pickup roller 30 is lower than the lowest point of the outer wall of the paper pickup belt 20, and the paper pickup roller 30, the transmission roller 10 and the paper pickup belt 20 synchronously rotate; the lower bottom surface of the U-shaped pressing plate 40 is contacted with the inner wall of the paper twisting belt 20; the paper feeding channel 50 is aligned with the middle position of the U-shaped pressing plate 40, the alignment of the middle position means that the U-shaped pressing plate 40 is symmetrically distributed on two sides of the plane extension plane of the paper feeding channel 50, and the paper feeding channel 50 is vertical to the lower bottom surface of the U-shaped pressing plate 40; when the drawing 80 is sent out upwards from the paper feeding channel 50, the end part of the drawing 80 is in contact with the outer wall of the paper twisting belt 20 and moves along with the paper twisting belt 20, when the drawing moves to a set position, the paper twisting belt 20 is reversed, the drawing sent out from the paper feeding channel 50 is subjected to reverse acting force, is reversely bent at the outlet of the paper feeding channel 50 and moves along with the paper twisting belt 20 in a reverse direction, the paper twisting roller 30 is used for pressing the bent part of the drawing 80 into a crease, and the paper twisting roller 30 is also used for pressing the folded drawing 80 to avoid the drawing 80 from being fluffy.
The friction force exerted by the pickup belt 20 on the drawing sheet 80 is approximately equal to the friction force exerted by the pickup roller 30 on the drawing sheet 80, so that the effect of folding can be optimized by avoiding wrinkles perpendicular to the traveling direction of the drawing sheet 80 on the drawing sheet 80, and in this embodiment, the two friction forces are approximately equal to each other by adjusting the number of the pickup belts 20, specifically, the pickup belts 20 have 3 and are arranged at intervals.
In this embodiment, the outer walls of the bottoms of the pickup belts 20 are located on the same plane, so that the end portions of the drawing sheets 80 can be prevented from being wrinkled when moving along with the pickup belts, and the pickup rollers 30 can be conveniently arranged to have a certain reference, thereby optimizing the image folding effect.
The upper end of the U-shaped pressing plate 40 is provided with a U-shaped groove 41 for avoiding the paper twisting belt 20, the groove width of the U-shaped groove 41 is smaller than that of the annular groove 31, and the bottom wall of the U-shaped groove 41 is higher than that of the annular groove 31.
The end parts of the pickup roller 30 and the driving roller 10 which are positioned on the same side of the U-shaped pressing plate 40 are provided with synchronous pulleys 32, synchronous belts 70 are tensioned on the synchronous pulleys 32, and the synchronous pulleys 32 and the synchronous belts 70 are matched with each other to ensure that the pickup roller 30, the driving roller 10 and the pickup belt 20 keep synchronous rotation.
In the embodiment, the two pickup rollers 30 are symmetrically distributed on two sides of the U-shaped pressing plate 40, and the two driving rollers 10 are also symmetrically distributed on two sides of the U-shaped pressing plate 40.
The upper part of the paper twisting belt 20 is provided with a round rod 21, the outer wall of the lower part of the round rod 21 is pressed on the paper twisting belt 20, the round rod 21 can be arranged in a vertically moving mode, and the round rod 21 is used for adjusting the tension of the paper twisting belt 20.
The utility model provides a paper twisting and drawing folding mechanism still includes backup pad 60, and backup pad 60 is connected at driving roller 10, the both ends of rubbing paper roller 30 and U-shaped clamp plate 40, plays support and connection.
The utility model provides a paper twisting and drawing stacking mechanism, through set up the annular groove of dodging the paper twisting belt on the outer wall of paper twisting roller, make the lowest point of paper twisting roller be less than the lowest point of paper twisting belt outer wall, make paper twisting roller and driving roller, paper twisting belt rotate synchronously, make the lower bottom surface of U-shaped clamp plate contact with the inner wall of paper twisting belt, make the paper feeding passageway aim at the U-shaped clamp plate, when the drawing is sent out from the paper feeding passageway upwards, can be taken the removal by the paper twisting belt, when moving to the settlement position, reverse paper twisting belt, can reverse the drawing of paper feeding passageway exit and make it reverse movement, again press the bending department into the crease through the paper twisting roller, realize the drawing effect of folding, this mechanism need not additionally to set up folding switching part, each part is difficult for producing the interference, simple structure is ingenious, drawing flatness is good after the folding, the drawing is effectual to fold, through the paper twisting roller pushes down the drawing after folding, and the fluffy drawing can be avoided.
The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A paper rubbing and drawing stacking mechanism comprises:
the two driving rollers are arranged in parallel and are arranged at intervals;
the paper twisting belt is annular and is tightly tensioned on the two driving rollers;
the two pickup rollers are positioned between the two driving rollers and penetrate through the pickup belt;
the U-shaped pressing plate is positioned between the two paper twisting rollers and penetrates through the paper twisting belt;
the paper feeding channel is positioned below the paper twisting belt;
the method is characterized in that:
an annular groove for avoiding the paper pickup belt is formed in the outer wall of the paper pickup roller, the lowest point of the paper pickup roller is lower than the lowest point of the outer wall of the paper pickup belt, and the paper pickup roller, the transmission roller and the paper pickup belt rotate synchronously; the lower bottom surface of the U-shaped pressing plate is in contact with the inner wall of the paper twisting belt; the paper feed channel is aligned with the U-shaped pressure plate.
2. The paper feeding and pattern folding mechanism according to claim 1, characterized in that: the friction force exerted on the drawing by the paper pickup belt is approximately equal to the friction force exerted on the drawing by the paper pickup roller.
3. The paper feeding and pattern folding mechanism according to claim 1, characterized in that: the outer walls of the bottoms of the paper rubbing belts are located on the same plane.
4. The paper feeding and pattern folding mechanism according to claim 1, characterized in that: the paper rubbing leather belt is provided with a plurality of paper rubbing leather belts which are arranged at intervals.
5. The paper feeding and pattern folding mechanism according to claim 1, characterized in that: and the upper end part of the U-shaped pressing plate is provided with a U-shaped groove for avoiding the paper twisting belt.
6. The paper feeding and pattern folding mechanism according to claim 5, wherein: the bottom wall of the U-shaped groove is higher than the bottom wall of the annular groove.
7. The paper feeding and pattern folding mechanism according to claim 1, characterized in that: the paper twisting roller and the end part of the driving roller which are positioned on the same side of the U-shaped pressing plate are provided with synchronous belt wheels, synchronous belts are tensioned on the synchronous belt wheels, and the synchronous belt wheels and the synchronous belts are matched with each other to ensure that the paper twisting roller, the driving roller and the paper twisting belt keep synchronous rotation.
8. The paper feeding and pattern folding mechanism according to claim 1, characterized in that: the two paper rubbing rolls are symmetrically distributed on two sides of the U-shaped pressing plate, and the two driving rolls are also symmetrically distributed on two sides of the U-shaped pressing plate.
9. The paper feeding and pattern folding mechanism according to claim 1, characterized in that: the paper twisting belt is characterized in that a round rod is arranged at the upper part of the paper twisting belt, the outer wall of the lower part of the round rod presses the paper twisting belt, the round rod can be arranged in a vertically moving mode, and the round rod is used for adjusting the tension force of the paper twisting belt.
10. The paper twisting and pattern folding mechanism according to any one of claims 1 to 9, wherein: the paper twisting and stacking mechanism further comprises supporting plates, and the supporting plates are connected to the two ends of the transmission roller, the paper twisting roller and the U-shaped pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120527549.1U CN214692558U (en) | 2021-03-12 | 2021-03-12 | Paper rubbing and pattern folding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120527549.1U CN214692558U (en) | 2021-03-12 | 2021-03-12 | Paper rubbing and pattern folding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214692558U true CN214692558U (en) | 2021-11-12 |
Family
ID=78571077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120527549.1U Active CN214692558U (en) | 2021-03-12 | 2021-03-12 | Paper rubbing and pattern folding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214692558U (en) |
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2021
- 2021-03-12 CN CN202120527549.1U patent/CN214692558U/en active Active
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