CN206032823U - A frictional damping device for label rewinding machine - Google Patents
A frictional damping device for label rewinding machine Download PDFInfo
- Publication number
- CN206032823U CN206032823U CN201620992597.7U CN201620992597U CN206032823U CN 206032823 U CN206032823 U CN 206032823U CN 201620992597 U CN201620992597 U CN 201620992597U CN 206032823 U CN206032823 U CN 206032823U
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- China
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- hole
- fixed outer
- rewinding machine
- outer shroud
- damping device
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Abstract
The utility model discloses a frictional damping device for label rewinding machine, including fixed outer loop, the apparatus further comprises a rotating shaft, the friction ring, holding screw and compression spring, the round arc -shaped groove that fixed outer loop was seted up circular through -hole and was linked to each other with circular through -hole along axial symmetry, the pivot cover is established in circular through -hole, the friction ring comprises middle part friction arc and fixed ear, friction ring symmetry card is established between fixed outer loop and pivot, the through -hole is tightly decided corresponding to circle arc -shaped groove's outside along being equipped with to fixed outer loop, tight decide to be equipped with in the through -hole internal thread, compression spring sets up in tight between fixed ear and holding screw decide the through -hole. The utility model discloses an adjusting the holding screw entering and tightly deciding the decrement that compression spring was controlled to the degree of depth of through -hole, control the frictional force of friction ring and pivot, finally reach the tensile purpose of blowing that the reel was put in control, and its adjustable range is big, the regulation is convenient just effectual, and manufacturing cost and later stage use cost hang down, and application prospect is wide.
Description
Technical field
This utility model is related to frictional damping field, in particular to a kind of friction damping device for label rewinding machine.
Background technology
It is well known that the effect of label rewinding machine is to be rolled onto on another paper tube core paper tape from a paper tube core, it is complete
Into the process rewinded, its primary structure includes take-up roll and paper feeding shaft, Power Available Shaft based on take-up roll, and paper feeding shaft is unpowered
Driven shaft.In order that paper tape rewinds consolidation during collection, during need to making coil paper, paper tape is tightened, therefore needs to put unpowered
Apply brake force to tighten paper tape on reel.
However, existing label rewinding paper carries out the control of blowing tension force mostly using manually control paper feeding shaft, its
It is cumbersome, and blowing tension force is unstable, while dispensing speed highest only has 70 ms/min, and easily causes stretching
Degree deformation, causes quality unstable；Further, since deflector roll guiding is unreasonable, when paper tape is rewinded on label rewinding machine or so
Swing, rewind process extremely unstable, the final regularity for affecting winding.Therefore, how simple and effective abstract factory rewinding machine
The blowing tension force of upper paper feeding shaft is problem demanding prompt solution.
The content of the invention
The purpose of this utility model seeks to overcome an above-mentioned difficult problem, there is provided a kind of simple structure, easy to use, damping force can
The friction damping device for label rewinding machine adjusted.
For achieving the above object, this utility model is adopted the following technical scheme that：
A kind of friction damping device for label rewinding machine, including fixed outer shroud and rotating shaft, the fixed outer shroud and mark
The housing for signing rewinding machine is fixedly connected, paper feeding shaft of the rotating shaft for label rewinding machine, and its difference is：Also include friction
Ring, holding screw and compression spring, the fixed outer shroud open up manhole vertically, and the fixed external annular surface is symmetrically opened up
Have the arc-shaped groove being connected with manhole, the fixed outer shroud is set in outside rotating shaft, the fixed outer shroud and rotating shaft it
Between be provided with gap, the drag ring rubs arc by middle part and the symmetrically arranged fixed ear in two ends is constituted, and the drag ring symmetrically blocks
It is located between fixed outer shroud and the gap of rotating shaft, the middle part friction arc is located in the manhole on the outside of rotating shaft, the fixation
Ear is located in arc-shaped groove, and the fixed outer shroud offers tightening through hole, institute corresponding to the outer edge part of arc-shaped groove
State and in tightening through hole, be provided with female thread, the screw-internal thread fit of the holding screw and tightening through hole, the compression spring are arranged at
In tightening through hole, one end is contacted with the fixed ear of drag ring, the ends contact of the other end and holding screw.
In above-mentioned technical proposal, the fixed outer shroud is with manhole and rotating shaft and is coaxially disposed.
In above-mentioned technical proposal, the spacing of the fixed outer shroud and rotating shaft is more than the thickness of the middle part friction arc of drag ring
Degree.
In above-mentioned technical proposal, the cambered surface of the drag ring is less than 180 degree.
In above-mentioned technical proposal, to offer tightening blind corresponding to the position of tightening through hole for the fixed ear of the drag ring
Hole, the end of the compression spring are located in tightening blind hole.
In above-mentioned technical proposal, the drag ring is processed by nylon material.
In above-mentioned technical proposal, the holding screw is interior hexagonal pointless screw.
In above-mentioned technical proposal, the compression spring is Rectangular Spring.
The beneficial effects of the utility model：
Structure setting of the present utility model is rationally, easy to use, on the one hand, enter tightening through hole by adjusting holding screw
Depth controlling the decrement of compression spring, so as to control the frictional force of drag ring and rotating shaft, be finally reached control paper feeding shaft
Blowing tension force, and its adjustable extent is big, and regulating effect is good；On the other hand, drag ring is made using nylon material, can after abrasion
Change immediately, manufacturing cost and later stage use cost are low, and strong adaptability has a extensive future.
Description of the drawings
Fig. 1 is a kind of structural representation of friction damping device for label rewinding machine of the present utility model；
Fig. 2 is a kind of cross-sectional view of friction damping device for label rewinding machine of the present utility model；
Fig. 3 is a kind of structural representation of the fixed outer shroud of friction damping device for label rewinding machine of the present utility model
Figure；
Fig. 4 is a kind of structural representation of the drag ring of friction damping device for label rewinding machine of the present utility model
Figure；
In figure：Fixed outer shroud 1, manhole 11, arc-shaped groove 12, tightening through hole 13, rotating shaft 2, drag ring 3, middle part
Friction arc 31, fixed ear 32, tightening blind hole 33, holding screw 4, compression spring 5.
Specific embodiment
This utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
As Figure 1-4, a kind of friction damping device for label rewinding machine of the present utility model, including fixed outer shroud
1st, rotating shaft 2, drag ring 3, holding screw 4 and compression spring 5, fixed outer shroud 1 are fixedly connected with label rewinding machine housing, its center
Manhole 11 is opened up vertically, and fixed outer shroud 1 is and is coaxially disposed with manhole 11 and rotating shaft 12, in 1 table of fixed outer shroud
Face symmetrically offers the arc-shaped groove 12 being connected with manhole 11, and rotating shaft 2 is set in fixed outer shroud 1 through manhole 11
Interior, drag ring 3 is processed by nylon material, is rub that the symmetrically arranged fixed ear of arc 31 and two ends 32 constitutes by middle part one
Body formula structure, two drag rings 3 are symmetrically fastened between the gap of fixed outer shroud 1 and rotating shaft 2, and middle part friction arc 31 is located at rotating shaft
In manhole 11 on the outside of 2, fixed ear 32 is located in arc-shaped groove 12, and fixed outer shroud 1 is more than middle part with the gap of rotating shaft 2
The thickness of friction arc 31, the cambered surface of middle part friction arc 31 is 120 degree, outer edge of the fixed outer shroud 1 corresponding to arc-shaped groove 12
Part offers four tightening through holes 13, and is provided with female thread in each tightening through hole 13, the holding screw 4 of interior hexagonal flush end with
The screw-internal thread fit of tightening through hole 13, the fixed ear 32 of drag ring 3 offer tightening blind hole corresponding to the position of tightening through hole 13
33, it is provided with a compression spring 5 in each tightening through hole 13, compression spring 5 is Rectangular Spring, one end position of compression spring 5
In the tightening blind hole 33 of drag ring 3, the ends contact of its other end and holding screw 4.
When using friction damping device of the present utility model, fixed outer shroud 1 is fixedly connected with label rewinding machine housing,
Paper feeding shaft of the rotating shaft 2 for label rewinding machine, by adjusting holding screw 4 into the depth of tightening through hole 13 controlling compression spring
5 decrement, and then the bounce of compression spring 5 is adjusted, so as to control the frictional force of drag ring 3 and rotating shaft 2, it is finally reached control
The purpose of the blowing tension force of label rewinding machine paper feeding shaft processed, and its adjustable extent is big, easy to adjust and effect is good；Further, since
Drag ring 3 is made using nylon material, can be changed immediately after abrasion, and manufacturing cost and later stage use cost are low, strong adaptability, should
With having a extensive future.
Although embodiment has made detailed description to structure of the present utility model, protection domain of the present utility model is simultaneously
This is not limited only to, people can also make the modification without departing from center to which, these modifications belong to protection of the present utility model
Within the scope of, protection domain of the present utility model should be defined by claims.
Claims (8)
1. a kind of friction damping device for label rewinding machine, including fixed outer shroud (1) and rotating shaft (2), the fixed outer shroud
(1) it is fixedly connected with the housing of label rewinding machine, the paper feeding shaft of described rotating shaft (2) for label rewinding machine, it is characterised in that：Also wrap
Drag ring (3), holding screw (4) and compression spring (5) is included, fixed outer shroud (1) opens up manhole (11), institute vertically
State fixed outer shroud (1) surface and symmetrically offer the arc-shaped groove (12) being connected with manhole (11), fixed outer shroud (1)
It is set in outside rotating shaft (2), between fixed outer shroud (1) and rotating shaft (2), is provided with gap, drag ring (3) is rubbed by middle part
Scratch start (31) and two ends symmetrically arranged fixed ear (32) composition, drag ring (3) are symmetrically fastened on fixed outer shroud (1) and turn
Between the gap of axle (2), middle part friction arc (31) is located in the manhole (11) on the outside of rotating shaft (2), the fixed ear
(32) it is located in arc-shaped groove (12), described fixed outer shroud (1) is opened up corresponding to the outer edge part of arc-shaped groove (12)
Have in tightening through hole (13), tightening through hole (13) and be provided with female thread, holding screw (4) are interior with tightening through hole (13)
Screw thread coordinates, and compression spring (5) are arranged in tightening through hole (13), and one end is contacted with the fixed ear (32) of drag ring (3),
The ends contact of the other end and holding screw (4).
2. the friction damping device for label rewinding machine according to claim 1, it is characterised in that：The fixed outer shroud
(1) it is and is coaxially disposed with manhole (11) and rotating shaft (2).
3. the friction damping device for label rewinding machine according to claim 1, it is characterised in that：The fixed outer shroud
(1) it is more than the thickness at middle part friction arc (31) of drag ring (3) with the spacing of rotating shaft (2).
4. the friction damping device for label rewinding machine according to claim 1, it is characterised in that：The drag ring
(3) cambered surface is less than 180 degree.
5. the friction damping device for label rewinding machine according to claim 1, it is characterised in that：The drag ring
(3) fixed ear (32) offers tightening blind hole (33), the end of compression spring (5) corresponding to the position of tightening through hole (13)
Portion is located in tightening blind hole (33).
6. the friction damping device for label rewinding machine according to claim 1, it is characterised in that：The drag ring
(3) processed by nylon material.
7. the friction damping device for label rewinding machine according to claim 1, it is characterised in that：The holding screw
(4) it is interior hexagonal pointless screw.
8. the friction damping device for label rewinding machine according to claim 1, it is characterised in that：The compression spring
(5) it is Rectangular Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620992597.7U CN206032823U (en) | 2016-08-30 | 2016-08-30 | A frictional damping device for label rewinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620992597.7U CN206032823U (en) | 2016-08-30 | 2016-08-30 | A frictional damping device for label rewinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206032823U true CN206032823U (en) | 2017-03-22 |
Family
ID=58304385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620992597.7U Active CN206032823U (en) | 2016-08-30 | 2016-08-30 | A frictional damping device for label rewinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206032823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966550A (en) * | 2018-07-27 | 2018-12-07 | 黄河科技学院 | Wireless sensor network node safety device |
-
2016
- 2016-08-30 CN CN201620992597.7U patent/CN206032823U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966550A (en) * | 2018-07-27 | 2018-12-07 | 黄河科技学院 | Wireless sensor network node safety device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |