CN212608517U - Unreeling mechanism of gravure printing machine and web gravure printing machine - Google Patents
Unreeling mechanism of gravure printing machine and web gravure printing machine Download PDFInfo
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- CN212608517U CN212608517U CN202021365990.6U CN202021365990U CN212608517U CN 212608517 U CN212608517 U CN 212608517U CN 202021365990 U CN202021365990 U CN 202021365990U CN 212608517 U CN212608517 U CN 212608517U
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- roller
- tensioning
- tension
- unwinding
- control box
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- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 238000007646 gravure printing Methods 0.000 title claims description 6
- 230000000694 effects Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000007639 printing Methods 0.000 claims description 31
- 238000010438 heat treatment Methods 0.000 claims description 22
- 238000001514 detection method Methods 0.000 claims description 13
- 230000006698 induction Effects 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 abstract description 5
- 238000001459 lithography Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an intaglio press unwinding mechanism and web gravure press relates to lithography apparatus technical field, including control box and just to the backup pad that the control box set up, there is the clearance and forms the installation cavity between backup pad and the control box, is provided with unreeling group and activity tensioning assembly in the installation cavity, unreels the group including setting up unreel the subassembly and set up the subassembly of transferring in the installation cavity below on the installation cavity top, activity tensioning assembly includes: two positioning rails respectively arranged on the surfaces of the supporting plate and the control box; the two tensioning structures are erected between the two positioning rails and can slide in the positioning rails; wherein, the tensioning structure includes tensioning roller structure and tension and detects the structure, and tension detects the structure and passes through revolute pair and tensioning roller structural connection. The utility model has the advantages of tension regulation and control are reliable, tension regulation and control are stable and unreel effectually.
Description
Technical Field
The utility model relates to a lithography apparatus technical field, concretely relates to gravure press unwinding mechanism and web gravure press.
Background
The intaglio printing press is a machine that performs printing using an intaglio plate, in which the image-text portion of the printing plate is recessed and the blank portion is on the same plane as the outer circumference of the plate cylinder. When the intaglio press prints, the whole plate surface of the plate cylinder is inked, the ink in the blank part of the plate surface is scraped by the doctor blade, the ink in the image-text part is left, then the paper is passed through, the back of the paper is impressed by the impressing cylinder, the ink in the concave part is directly transferred to the paper surface, and finally the printed matter is piled up or rewound by the paper receiving part. Contain unwinding mechanism and winding mechanism among the relief printing machine, unwinding mechanism mainly is to accomplish the expansion of material membrane under certain speed and tension condition, and keep corresponding stable state, in gravure press's high-speed operation in-process, stable tension plays crucial effect to the precision of chromatography, but the tension of being printed when the exhibition material in current unwinding mechanism is invariable, consequently need add and establish various take-up pulleys, so that the tension of being printed is stable and reach the printing standard, but can not obtain the tensioning degree of being printed when adjusting the take-up pulley directly perceivedly, lead to can not carrying out accuracy and quick regulation to the take-up pulley, thereby cause and unreel inefficiency and unreel the effect poor.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides an intaglio printing machine unwinding mechanism and web gravure printing machine improves whole intaglio printing machine's the effect of unreeling.
The utility model provides an intaglio press unwinding mechanism and web intaglio press, includes the control box and just right the backup pad that the control box set up, the backup pad with there is the clearance between the control box and forms the installation cavity, be provided with unreeling group and activity tensioning assembly in the installation cavity, unreeling the group including setting up unreel the subassembly and set up in the last of installation cavity top transfer the subassembly in the installation cavity below, activity tensioning assembly includes: two positioning rails respectively arranged on the surfaces of the supporting plate and the control box; and two tensioning structures which are spanned between the two positioning rails and can slide in the positioning rails; wherein, tensioning structure includes tensioning roller structure and tension detection structure, tension detection structure through revolute pair with tensioning roller structural connection, one tensioning structure is used for the tensioning to go up unreeling printed member on the subassembly and detect its tension size, and another tensioning structure is used for the tensioning to transfer down to roll up printed member on the subassembly and detect its tension size.
Specifically, the tension roller structure includes: two supporting blocks respectively clamped in the two positioning tracks; the tensioning rollers are erected at the tops of the two supporting blocks; the two connecting plates are respectively fixed on the side surfaces of the two supporting blocks; wherein, the supporting shoe can slide and fix in the location track is interior, the supporting shoe drives thereby the tensioning roller reciprocates and adjusts the tensioning roller and by the area of contact of printing, tension detects the structure and passes through revolute pair and two the connecting plate is connected, tension detect the structure with by printing a contact. Through adjusting the supporting shoe, the supporting shoe drives the removal of whole tensioning roller position to realize the tensioning operation.
Specifically, a holding plate is arranged between the bottoms of the two supporting blocks. Through the effect of holding plate, can improve the structural strength between two supporting shoes greatly, only need operate a supporting shoe simultaneously, just can realize the regulation to the position of two supporting shoes, simplified the operation.
Specifically, the tension detecting structure includes: the two connecting rods are respectively connected with the two connecting plates through the revolute pairs; the two processing modules are respectively fixed at the top ends of the two connecting rods; two supporting parts respectively fixed on the tops of the two processing modules; and an induction roller which is erected between the two supporting parts and is electrically connected with the processing module; the induction roller and the processing module are used for contacting the printed piece and detecting the tension of the printed piece. Be provided with pressure sensor between response roller and the supporting part, pressure sensor carries out electric connection with processing module, and processing module can handle the last detection information of pressure sensor.
Specifically, the upper unwinding assembly comprises an upper unwinding roller, a plurality of guide rollers and an upper heating roller, and a printed part on the upper unwinding assembly is sent out from the upper unwinding roller and sequentially passes through the plurality of guide rollers and the upper heating roller. The upper unreeling assembly is used for unreeling a printed piece.
Specifically, the lower unwinding assembly comprises a lower unwinding roller, a plurality of guide rollers and a lower heating roller, and a printed part on the upper unwinding assembly is sent out from the lower unwinding roller and sequentially passes through the guide rollers and the lower heating roller. And the roll lowering assembly is used for lowering another printed part.
Specifically, the upper heating roller is provided in contact with a nip roller for nipping a member to be printed sent out from the upper heating roller and a member to be printed sent out from the lower heating roller. The pressfitting roller is used for compounding two kinds of different printing pieces, goes up the warming mill and can preheat by the printing piece with warming mill down, improves the pressfitting effect.
Specifically, the supporting block is connected with a control mechanism arranged in the control box, and the control mechanism is used for adjusting the height of the supporting block in the positioning track. The supporting block is mechanically controlled through the control mechanism, and control precision and control efficiency can be improved.
Specifically, the outer side of the supporting plate is provided with a frame plate in a detachable connection mode, and the frame plate seals the positioning rail. The frame plate can prevent impurities from entering the positioning track, and the reliability of the whole unwinding mechanism is improved.
A web gravure press includes the unwinding mechanism of the gravure press in any one of the above embodiments. The specific contents are the same as those of the above-described embodiment and the description thereof.
The beneficial effects of the utility model are embodied in:
1. the utility model discloses in, the tensioning roller structure can slide wantonly in the position track and can fix the optional position, thereby the realization is to last unreeling on the subassembly by printing the piece and transfer the tensile force of the printing piece on the subassembly to carry out quick adjustment, simultaneously because tension detects the structure and passes through revolute pair and tensioning roller structural connection, no matter what position is located to the tensioning roller structure, tension detection mechanism homoenergetic with by printing the contact of piece, thereby quick sensing detects its tension size, so, the operator can carry out the tensioning on one side and adjusts, the another side can direct observation to the tension size after adjusting, thereby the realization carries out accurate detection and regulation and control to the tension that whole unreeling machine configuration becomes, let whole unreeling mechanism have the stable tension that satisfies the demand, improve and unreel efficiency and unreel the effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of the present invention in a state without a support plate;
fig. 2 is a schematic structural view of the present invention in another state without a support plate;
FIG. 3 is a side view of the structure of the present invention;
fig. 4 is a schematic structural view of the movable tensioning assembly of the present invention.
In the attached drawing, 1-a control box, 2-a support plate, 21-a frame plate, 3-a mounting cavity, 31-an upper unreeling component, 311-an upper unreeling roller, 312-an upper heating roller, 32-a lower unreeling component, 321-a lower unreeling roller, 322-a lower heating roller, 33-a guide roller, 34-a pressing roller, 4-a movable tensioning component, 41-a positioning track, 42-a tensioning structure, 421-a tensioning roller structure, 4211-a support block, 4212-a tensioning roller, 4213-a connecting plate, 4214-a retaining plate, 422-a tension detection structure, 4221-a connecting rod, 4222-a processing module, 4223-a support part and 4224-a sensing roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, cannot be construed as limiting the present invention.
As shown in fig. 1 to 4, an intaglio printing press unwinding mechanism and a web intaglio printing press, including control box 1 and just to backup pad 2 that control box 1 set up, there is the clearance and forms installation cavity 3 between backup pad 2 and the control box 1, is provided with in the installation cavity 3 and unreels group and activity tensioning component 4, unreels the group and unreels the subassembly 31 and set up the subassembly 32 of unreeling under installation cavity 3 on setting up in installation cavity 3 top, and activity tensioning component 4 includes: two positioning rails 41 respectively arranged on the surfaces of the support plate 2 and the control box 1; and two tensioning structures 42 which are erected between the two positioning rails 41 and can slide inside the positioning rails 41; the tensioning structures 42 include tensioning roller structures 421 and tension detecting structures 422, the tension detecting structures 422 are connected to the tensioning roller structures 421 through revolute pairs, one tensioning structure 42 is used for tensioning the printed object on the upper roll-releasing assembly 31 and detecting the tension of the printed object, and the other tensioning structure 42 is used for tensioning the printed object on the lower roll-releasing assembly 32 and detecting the tension of the printed object.
In this embodiment, it should be noted that the tensioning roller structure 421 can slide freely in the positioning track 41 and can be fixed at any position, thereby realizing that the tension of the printed member on the upper unwinding assembly 31 and the printed member on the lower unwinding assembly 32 can be adjusted quickly, and meanwhile, because the tension detection structure 422 is connected with the tensioning roller structure 421 through the revolute pair, no matter where the tensioning roller structure 421 is located, the tension detection mechanism can be contacted with the printed member, thereby the tension of the printed member can be detected quickly by sensing, thus, the operator can adjust the tension on one side, and the other side can directly observe the adjusted tension, thereby realizing accurate detection and adjustment of the tension of the whole unwinding machine, and enabling the whole unwinding mechanism to have stable tension meeting the requirements, thereby improving the unwinding efficiency and the unwinding effect.
Specifically, the tension roller structure 421 includes: two supporting blocks 4211 respectively clamped in the two positioning rails 41; tension rollers 4212 erected on the tops of the two support blocks 4211; and two connecting plates 4213 respectively fixed on the side surfaces of the two supporting blocks 4211; the supporting block 4211 can slide in the positioning track 41 and is fixed in the positioning track 41, the supporting block 4211 drives the tension roller 4212 to move up and down so as to adjust the contact area between the tension roller 4212 and a printed piece, the tension detection structure 422 is connected with the two connecting plates 4213 through a revolute pair, and the tension detection structure 422 is in contact with the printed piece.
In the present embodiment, it should be noted that the tensioning operation is realized by adjusting the support block 4211, and the support block 4211 moves the position of the entire tensioning roller 4212.
Specifically, a retaining plate 4214 is provided between the bottoms of the two support blocks 4211.
In the present embodiment, it should be noted that the structural strength between the two support blocks 4211 can be greatly improved by the action of the retaining plate 4214, and at the same time, the positions of the two support blocks 4211 can be adjusted by only operating one support block 4211, which simplifies the operation.
Specifically, the tension detecting structure 422 includes: two connecting rods 4221 respectively connected with the two connecting plates 4213 through revolute pairs; two processing modules 4222 respectively fixed at the top ends of the two connecting rods 4221; two support parts 4223 fixed on the top of the two processing modules 4222 respectively; and a sensing roller 4224 which is arranged between the two support parts 4223 and is electrically connected with the processing module 4222; the sensing roller 4224 and the processing module 4222 are used to contact the printed member and detect the tension thereof.
In the present embodiment, a pressure sensor is provided between the sensing roller 4224 and the support portion 4223, the pressure sensor is electrically connected to the processing module 4222, and the processing module 4222 can process detection information on the pressure sensor.
Specifically, the upper unwinding assembly 31 includes an upper unwinding roller 311, a plurality of guide rollers 33, and an upper heating roller 312, and the printed member on the upper unwinding assembly 31 is fed from the upper unwinding roller 311 and passes through the plurality of guide rollers 33 and the upper heating roller 312 in sequence.
In the present embodiment, it should be noted that the upper unwinding assembly 31 is used for unwinding a printed material.
Specifically, the lower unwinding assembly 32 includes a lower feeding roller 321, a plurality of guide rollers 33, and a lower heating roller 322, and the printed member on the upper unwinding assembly 31 is fed from the lower feeding roller 321 and passes through the plurality of guide rollers 33 and the lower heating roller 322 in sequence.
In the present embodiment, it should be noted that the lower winding assembly 32 is used for unwinding another printed member.
Specifically, the upper heating roller 312 is provided in contact with a nip roller 34, and the nip roller 34 is used to nip the member to be printed sent out from the upper heating roller 312 and the member to be printed sent out from the lower heating roller 322.
In the present embodiment, the nip roller 34 is used to combine two different printing materials, and both the upper heating roller 312 and the lower heating roller 322 can preheat the printing material, thereby improving the nip effect.
Specifically, the support block 4211 is connected with a control mechanism disposed in the control box 1, and the control mechanism is used for adjusting the height of the support block 4211 in the positioning track 41.
In the present embodiment, the support block 4211 is mechanically controlled by the control mechanism, and control accuracy and control efficiency can be improved.
Specifically, the outer side of the support plate 2 is provided with a frame plate 21 by a detachable connection manner, and the frame plate 21 seals the positioning rail 41.
In the present embodiment, it should be noted that the frame plate 21 can prevent impurities from entering the positioning rail 41, thereby improving the reliability of the entire unwinding mechanism.
A web gravure press includes the unwinding mechanism of the gravure press in any one of the above embodiments.
In the present embodiment, specific contents are the same as those of the above-described embodiment and the description thereof.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. The utility model provides an intaglio press unwinding mechanism, its characterized in that, including the control box with just right the backup pad that the control box set up, the backup pad with there is the clearance between the control box and forms the installation cavity, be provided with unreeling group and activity tensioning assembly in the installation cavity, unreeling the group including setting up unreel the subassembly and set up in the last of installation cavity top and be in the subassembly is rolled up to transferring of installation cavity below, activity tensioning assembly includes:
two positioning rails respectively arranged on the surfaces of the supporting plate and the control box; and
two tensioning structures which are erected between the two positioning rails and can slide in the positioning rails; wherein,
the tensioning structure includes tensioning roller structure and tension and detects the structure, tension detect the structure through the revolute pair with tensioning roller structural connection, one the tensioning structure is used for the tensioning to go up unreel on the subassembly by the printing piece and detect its tension size, another the tensioning structure is used for the tensioning to transfer down to roll up on the subassembly by the printing piece and detect its tension size.
2. The intaglio printing press unwinding mechanism according to claim 1, wherein the tension roller structure comprises:
two supporting blocks respectively clamped in the two positioning tracks;
the tensioning rollers are erected at the tops of the two supporting blocks; and
the two connecting plates are respectively fixed on the side surfaces of the two supporting blocks; wherein,
the supporting shoe can slide and fix in the location track, the supporting shoe drives thereby the tensioning roller reciprocates and adjusts the tensioning roller and by the area of contact of printing the piece, tension detects the structure and passes through revolute pair and two the connecting plate is connected, tension detect the structure with by printing a contact.
3. The intaglio printing press unwinding mechanism according to claim 2, wherein a retaining plate is provided between the two support block bottoms.
4. The gravure printing machine unwinding mechanism according to claim 2, wherein the tension detection structure comprises:
the two connecting rods are respectively connected with the two connecting plates through the revolute pairs;
the two processing modules are respectively fixed at the top ends of the two connecting rods;
two supporting parts respectively fixed on the tops of the two processing modules; and
the induction roller is erected between the two supporting parts and is electrically connected with the processing module;
the induction roller and the processing module are used for contacting the printed piece and detecting the tension of the printed piece.
5. The unwinding mechanism of the intaglio printing press as recited in claim 4, wherein the upper unwinding assembly comprises an upper unwinding roller, a plurality of guide rollers and an upper heating roller, and the printed member on the upper unwinding assembly is sent out from the upper unwinding roller and sequentially passes through the plurality of guide rollers and the upper heating roller.
6. The unwinding mechanism of the intaglio printing press as recited in claim 5, wherein the lower unwinding assembly comprises a lower feeding roller, a plurality of guide rollers and a lower heating roller, and the printed member on the upper unwinding assembly is sent out from the lower feeding roller and sequentially passes through the plurality of guide rollers and the lower heating roller.
7. The unwinding mechanism of the intaglio printing press according to claim 6, wherein the upper heated roller is provided in contact with a nip roller for nipping the printed member fed from the upper heated roller and the printed member fed from the lower heated roller.
8. The unwinding mechanism of the intaglio printing press according to any one of claims 2 to 7, wherein a control mechanism arranged inside the control box is connected to the support block, and the control mechanism is used for adjusting the height of the support block inside the positioning track.
9. The unwinding mechanism of the intaglio printing press according to any one of claims 2 to 7, wherein a frame plate is arranged outside the supporting plate in a detachable connection manner, and the frame plate encloses the positioning rail.
10. An intaglio printing press comprising the intaglio printing press unwinding mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021365990.6U CN212608517U (en) | 2020-07-13 | 2020-07-13 | Unreeling mechanism of gravure printing machine and web gravure printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021365990.6U CN212608517U (en) | 2020-07-13 | 2020-07-13 | Unreeling mechanism of gravure printing machine and web gravure printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212608517U true CN212608517U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021365990.6U Expired - Fee Related CN212608517U (en) | 2020-07-13 | 2020-07-13 | Unreeling mechanism of gravure printing machine and web gravure printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212608517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115648800A (en) * | 2022-12-26 | 2023-01-31 | 昆山丽强转移印花有限公司 | Printing equipment is used in processing of PVC membrane |
-
2020
- 2020-07-13 CN CN202021365990.6U patent/CN212608517U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115648800A (en) * | 2022-12-26 | 2023-01-31 | 昆山丽强转移印花有限公司 | Printing equipment is used in processing of PVC membrane |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210226 Termination date: 20210713 |
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| CF01 | Termination of patent right due to non-payment of annual fee |