CN208698216U - Printing equipment is with crease-resistant nip roll structure - Google Patents
Printing equipment is with crease-resistant nip roll structure Download PDFInfo
- Publication number
- CN208698216U CN208698216U CN201821193647.0U CN201821193647U CN208698216U CN 208698216 U CN208698216 U CN 208698216U CN 201821193647 U CN201821193647 U CN 201821193647U CN 208698216 U CN208698216 U CN 208698216U
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- Prior art keywords
- central spindle
- outer shaft
- bearing
- roll structure
- printing device
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000037303 wrinkles Effects 0.000 claims description 21
- 239000004677 Nylon Substances 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 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
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model relates to a crease-resistant flattening roller structure for printing equipment, which comprises a shaft core, a supporting pipe group and an outer shaft sleeve, the shaft core is an arc-shaped bent shaft, the supporting pipe group is composed of a plurality of supporting pipes, the supporting pipes are sleeved outside the shaft core, a gap is reserved between the inner wall of each supporting pipe and the outer wall of the shaft core to form a first installation space, a plurality of first bearings are arranged in each first installation space, every two adjacent supporting pipes are rotatably connected with the shaft core through the same first bearing, the outer ends of the supporting pipes at the head end and the tail end in the supporting pipe group are rotatably connected with the shaft core through second bearings, the outer shaft sleeve is sleeved outside the supporting pipe group, end covers are axially arranged at the two ends of the outer shaft sleeve respectively, a gap is reserved between each end cover and the shaft core to form a second installation space, third bearings are arranged in the second installation space, and the two ends of the outer shaft sleeve are rotatably connected with the shaft core through the third bearings respectively. The utility model provides a printing equipment is with crease-resistance nip roll structure convenient to adjust.
Description
Technical field
The utility model belongs to printing device accessories technical field, and in particular to a kind of wrinkle resistant nip rolls knot of printing device
Structure.
Background technique
The print procedure of printing device is that coiled material is input to print head to print, and scroll printer is come
Say to be exactly that scroll cloth is input to print head, in input process, scroll cloth can wrinkle because of a variety of causes, there is the scroll cloth of fold
It will affect print quality when being printed.It is at present usually to mitigate different quality by adjusting the axis excessively in scroll printer
The fold of scroll cloth can not be directed to scroll cloth feelings since the position for crossing axis and scroll printer is relatively fixed in print procedure
Condition is adjusted, can only scroll cloth fold it is larger when can just shut down and be adjusted, not only influence print quality in this way and also reduce
Printing effect.
Utility model content
The purpose of the utility model is to overcome existing deficiencies, provide a kind of printing device convenient for adjusting wrinkle resistant exhibition
Flat roller structure being.
To achieve the above object, the technical scheme adopted by the utility model is
A kind of wrinkle resistant flattening roll structure of printing device, wrinkle resistant flattening roll structure include central spindle, support tube group and outer shaft,
The central spindle is the cambered axle of arc, and the support tube group is made of multiple support tubes, and multiple support tubes are successively linked in axis
There are gaps to form the first installation space, cloth in the first installation space outside core, between the inner wall of support tube and the outer wall of central spindle
Equipped with multiple first bearings, it is rotatablely connected per two adjacent support tubes by the same first bearing and central spindle, support tube group
The outer end of the support tube at middle initial and end both ends passes through second bearing and central spindle is rotatablely connected, and the outer shaft is linked in support tube
The outside of group, the length of outer shaft are greater than the length of support tube group and are less than the length of central spindle, and the both ends of outer shaft are axial respectively
It is laid with end cap, the end of the end cap package outer shaft, central spindle passes through end cap, and there are gaps to form the between end cap and central spindle
Two installation spaces are laid with 3rd bearing in the second installation space, and outer shaft both ends pass through 3rd bearing respectively and central spindle rotates
Connection.
Further, the central spindle both ends are laid with adjusting card slot.
Further, there are four the adjusting card slots, every two, which adjusts card slot and corresponds to each other, to be arranged in central spindle any end
Side wall on.
Further, 3 ~ 5 millimeters higher than arc axis both ends in the middle part of the arc axis of the central spindle.
Further, the support tube is the tube body made of nylon injection-molding.
Further, the outer shaft is body made of rubber.
Further, the outer shaft outer surface is frosting.
Further, the first bearing, second bearing and 3rd bearing are ball bearing.
The beneficial effects of the utility model are:
The central spindle of the utility model is the cambered axle of arc, and outer shaft is flexible and rotates along central spindle, and when rotating shaft core can make
Outer shaft and the height of scroll cloth joint place change, and to meet the flattening printing of different fold scroll cloths, pass through rotation axis
Adjusting can be realized in core, easy to adjust.
The outer shaft of the utility model is linked in central spindle by the rotation of support tube group, and multiple support tubes form support tube
Group, support tube group are laid along the camber line of central spindle, and the multistage line segment that support tube group is formed is approximate with the camber line of central spindle, makes support tube group
It is rotated along central spindle, then makes the rotation of outer shaft more smoothly, guarantee the stationarity of scroll cloth charging, two adjacent support tubes
A ball bearing is shared, saves production cost in the case where guaranteeing each support tube flow rotation.
The outer shaft outer surface of the utility model is frosting, and frosting increases the frictional force with scroll cloth, printing
Scroll cloth will not slide in the process, and outer shaft is made to keep rolling condition.
The outer shaft of the utility model is connect by end cap with 3rd bearing, and the material of end cap is nylon, and nylon is hardness
Material can effectively prevent the deformation of outer shaft Yu 3rd bearing junction, keep the rotation of outer shaft more smoothly.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the printing device of the utility model with wrinkle resistant flattening roll structure.
Fig. 2 is a kind of printing device of the utility model with enlarged drawing at A in Fig. 1 of wrinkle resistant flattening roll structure.
Fig. 3 is a kind of printing device of the utility model with enlarged drawing at B in Fig. 1 of wrinkle resistant flattening roll structure.
Fig. 4 is a kind of structural schematic diagram of the printing device of the utility model with the central spindle of wrinkle resistant flattening roll structure.
Numbering in the drawing are as follows: 1 is end cap, and 2 be central spindle, and 3 be support tube, and 4 be outer shaft, and 5 is adjust card slot, and 6 be first
Bearing, 7 be second bearing, and 8 be 3rd bearing.
Specific embodiment
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawing.
As shown in Fig. 1 ~ Fig. 4, a kind of wrinkle resistant flattening roll structure of printing device, wrinkle resistant flattening roll structure includes central spindle 2, branch
Stay tube group and outer shaft 4, the central spindle 2 are the cambered axle of arc, higher by 3 than arc axis both ends in the middle part of the arc axis of central spindle 2 ~
5 millimeters, the support tube group is made of multiple support tubes 3, and the support tube 3 is the tube body made of nylon injection-molding, multiple
The support tube 3 is successively linked in outside central spindle 2, and there are gaps to form first between the inner wall of support tube 3 and the outer wall of central spindle 2
Installation space is laid with multiple first bearings 6 in the first installation space, passes through same first per two adjacent support tubes 3
Bearing 6 and central spindle 2 are rotatablely connected, and the outer end of the support tube 3 at initial and end both ends passes through second bearing 7 and central spindle 2 in support tube group
Rotation connection, the outer shaft 4 are linked in the outside of support tube group, and the length of outer shaft 4 is greater than the length of support tube group and small
In the length of central spindle 2, the both ends of outer shaft 4 are axially laid with end cap 1 respectively, and the end cap 1 wraps up the end of outer shaft 4, axis
Core 2 passes through end cap 1, and there are gaps to form the second installation space between end cap 1 and central spindle 2, and the is laid in the second installation space
Three bearings 8,4 both ends of outer shaft pass through 3rd bearing 8 respectively and central spindle 2 is rotatablely connected.
In the present embodiment, the first bearing 6, second bearing 7 and 3rd bearing 8 are ball bearing.
Printing device in the present embodiment is scroll printer, in order to optimize product structure, in the present embodiment, and 2 liang of central spindle
End, which is laid with, adjusts card slot 5, adjusts there are four card slots 5, and it is any one in central spindle 2 that every two adjusts the reciprocal correspondence setting of card slot 5
On the side wall at end, angle of the central spindle 2 with respect to scroll printer side wall can be adjusted using common wrench, and then change outer shaft 4
With the height of scroll cloth joint place；When adjusting, central spindle 2 is rotated by the adjusting card slot 5 at both ends using spanner, due to central spindle 2 with
The side wall interference of scroll printer connects, and when being adjusted with spanner, central spindle 2 is rotated relative to the side wall of scroll printer, print procedure
In, central spindle 2 does not rotate when not pulled by spanner, and outer shaft 4 is rotated relative to central spindle 2, is conveyed and is flattened to scroll cloth.
In order to guarantee that the outer shaft 4 being linked in outside support tube group can be rotated along central spindle 2, support tube group is by multiple supports
Pipe 3 forms, and support tube group is divided into multiple unitary parts, reduces the length of single part, camber line cloth of the support tube group along central spindle 2
If the multistage line segment that support tube group is formed is approximate with the camber line of central spindle 2.
In order to guarantee that scroll cloth is non-slip in print procedure, 4 outer surface of outer shaft is frosting, for increasing outer shaft 4
Frictional force between scroll cloth.
In order to ensure outer shaft 4 can rotate smooth and flattening effect, outer shaft 4 is body made of rubber, outer shaft 4
For flexibility, can be rotated along central spindle 2；The hardness of outer shaft 4 is 55-65A, guarantees it during the work time and will not generate and is excessive
Deformation and influence flatten effect.
Outer shaft 4 is connect by end cap 1 with 3rd bearing 8, and the material of end cap 1 is nylon, and nylon is hard material, can be had
Effect prevents the deformation of outer shaft 4 Yu 8 junction of 3rd bearing, keeps the rotation of outer shaft 4 more smoothly.
When adjusting, 2 angle of central spindle is set to change with spanner rotating shaft core 2 according to the fold degree of scroll cloth immediately,
Scroll cloth is flattened, whole process, which does not have to shut down, to be adjusted, and printing effect can be promoted under the premise of guaranteeing print quality
Rate.
The embodiment of the above, the only preferred embodiment of the utility model not limit the utility model
Practical range, therefore all equivalent change or modifications done according to structure, feature and principle described in the utility model patent range,
It should be included in present utility model application the scope of the patents.
Claims (8)
1. a kind of wrinkle resistant flattening roll structure of printing device, which is characterized in that wrinkle resistant flattening roll structure includes central spindle (2), support
Pipe group and outer shaft (4)；
The central spindle (2) is the cambered axle of arc；
The support tube group is made of multiple support tubes (3), and multiple support tubes (3) are successively linked in central spindle (2) outside, branch
There are gaps to form the first installation space between the inner wall of stay tube (3) and the outer wall of central spindle (2), is laid in the first installation space
Multiple first bearings (6) are rotatablely connected per two adjacent support tubes (3) by the same first bearing (6) and central spindle (2),
The outer end of the support tube (3) at initial and end both ends passes through second bearing (7) and central spindle (2) and is rotatablely connected in support tube group；
The outer shaft (4) is linked in the outside of support tube group, and the length of outer shaft (4) is greater than the length of support tube group and is less than
The length of central spindle (2), the both ends of outer shaft (4) are axially laid with end cap (1) respectively, end cap (1) package outer shaft (4)
End, central spindle (2) pass through end cap (1), and there are gaps to form the second installation space, the second installation between end cap (1) and central spindle (2)
It is laid in space 3rd bearing (8), outer shaft (4) both ends pass through 3rd bearing (8) and central spindle (2) respectively and are rotatablely connected.
2. a kind of wrinkle resistant flattening roll structure of printing device according to claim 1, which is characterized in that the central spindle (2)
Both ends, which are laid with, adjusts card slot (5).
3. a kind of wrinkle resistant flattening roll structure of printing device according to claim 2, which is characterized in that the adjusting card slot
(5) there are four, every two, which adjusts card slot (5) and corresponds to each other, to be arranged on the side wall of central spindle (2) any end.
4. a kind of wrinkle resistant flattening roll structure of printing device according to claim 1, which is characterized in that the central spindle (2)
Arc axis in the middle part of it is 3 ~ 5 millimeters higher than arc axis both ends.
5. a kind of wrinkle resistant flattening roll structure of printing device according to claim 1, which is characterized in that the support tube
It (3) is the tube body made of nylon injection-molding.
6. a kind of wrinkle resistant flattening roll structure of printing device according to claim 1, which is characterized in that the outer shaft
It (4) is body made of rubber.
7. a kind of wrinkle resistant flattening roll structure of printing device according to claim 1, which is characterized in that the outer shaft
(4) outer surface is frosting.
8. a kind of wrinkle resistant flattening roll structure of printing device according to claim 1, which is characterized in that the first bearing
(6), second bearing (7) and 3rd bearing (8) are ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821193647.0U CN208698216U (en) | 2018-07-26 | 2018-07-26 | Printing equipment is with crease-resistant nip roll structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821193647.0U CN208698216U (en) | 2018-07-26 | 2018-07-26 | Printing equipment is with crease-resistant nip roll structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208698216U true CN208698216U (en) | 2019-04-05 |
Family
ID=65939928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821193647.0U Active CN208698216U (en) | 2018-07-26 | 2018-07-26 | Printing equipment is with crease-resistant nip roll structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208698216U (en) |
-
2018
- 2018-07-26 CN CN201821193647.0U patent/CN208698216U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 453500 Kunlun Mountain Road and Yongding River Road Intersection, Xinxiang Plain Demonstration Area, Henan Province (Central Plains Printing Science and Technology Industrial Park) Patentee after: Henan Yindu Digital Technology Co.,Ltd. Address before: 453500 Kunlun Mountain Road and Yongding River Road Intersection, Xinxiang Plain Demonstration Area, Henan Province (Central Plains Printing Science and Technology Industrial Park) Patentee before: HENAN AODELI DIGITAL TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |