CN207192488U

CN207192488U - Slippage Scroll

Info

Publication number: CN207192488U
Application number: CN201721095587.4U
Authority: CN
Inventors: 姚文渊
Original assignee: SUZHOU INDUSTRIAL PARK JIUTAI PRECISION ELECTRONICS Co Ltd
Current assignee: SUZHOU INDUSTRIAL PARK JIUTAI PRECISION ELECTRONICS Co Ltd
Priority date: 2017-08-30
Filing date: 2017-08-30
Publication date: 2018-04-06
Anticipated expiration: 2027-08-30

Abstract

The utility model embodiment provides a kind of slippage Scroll, including mandrel and the multiple differential slip rings being set on mandrel, described differential slip ring includes inner ring, outer shroud and the slip device being arranged between inner ring and outer rings, slip device includes a pair of sliding blocks and is arranged between sliding block to push block, one drive device is arranged between a pair of sliding blocks, when the sliding block moves under drive device effect to direction close to each other, the block that pushes moves to close to outer shroud direction, so that push block applies pressure to outer shroud medial surface, raising pushes the frictional force between block and outer shroud medial surface, so as to adjust winding power, winding power is improved from radial direction, and without improving winding power from side, differential slip ring narrowed width.

Description

Slippage Scroll

Technical field

It the utility model is related to a kind of slippage Scroll.

Background technology

Strip material is first furled in expects pipe, then again will in processing by general strip material such as paper, plastic band Expects pipe is sheathed on Scroll, and with Scroll synchronous axial system, so, whether rewinding or blowing, it usually needs utilize Scroll To drive, existing winding or feeding are typically to use expects pipe set being attached on Scroll, and whole branch Scroll is by tension controller Control rotates realize feeding or rewinding together.But this Scroll can only control the size of a roll of tension force, when portioned product pair Wind power and require higher, power is big in wrapup procedure or power small the problems such as causing product to produce fold, it is therefore desirable to provides One kind can individually control winding power Scroll.

The Scroll for having had individually control winding power now is developed, and these Scrolls utilize and outer shroud side frictional force Slippage is produced to realize independent control, but enough width must be had by typically resulting in differential slip ring using this structure, work as winding Or feeding strip material it is narrower when, it is still desirable to use very long slippage Scroll, on the one hand cause to waste, two aspect install With it is inconvenient for use.

The content of the invention

Therefore, it is necessary to provide the slippage material receiving roller to solve the above problems.

A kind of slippage Scroll, including mandrel and multiple differential slip rings for being set on mandrel, described differential slip ring include interior Ring, outer shroud and the slip device being arranged between inner ring and outer rings, described slip device include a pair of sliding blocks and are arranged on cunning Block is pushed between block, and described sliding block includes one domatic towards pushing block side, and the described block that pushes includes contacting with domatic Contact surface and the rubbing surface that is contacted with outer shroud, a drive device be arranged between a pair of sliding blocks, when the sliding block fills in driving When being moved under the effect of putting to direction close to each other, the block that pushes moves to close to outer shroud direction.

Further, described sliding block also includes the bottom surface that contact with inner ring, it is described it is domatic between bottom surface with the One angle, has the second angle between described contact surface and rubbing surface, the first described angle is equal to the second angle sum 90°。

Further, the first angle or the second angle are 40 ° -60 °.

Further, guider is additionally provided with described inner ring, described guider includes a slippage slot, described Sliding block be placed in described slippage slot.

Further, described slip device has multiple, and described multiple slip devices are centered on mandrel axis, along interior Ring contour equidistant arrangement.

Further, described drive device includes a leading screw and the nut coordinated with leading screw, described nut are fixed on On sliding block, described leading screw is located in nut.

Further, the thread tooth of two nuts on a pair of described sliding blocks, pitch are identical, and direction of rotation is opposite.

Further, described leading screw one end is additionally provided with transmission device, and described transmission device includes being arranged on leading screw Engaged from gear and the master gear being arranged in inner ring of rotation, described master gear with from gear one end.

Further, described slip device has multiple, and described each slip device is provided with from gear, and described is each Engaged from gear with master gear.

Further, locking device is additionally provided with described outer shroud, described locking device includes being set on outer shroud Locating ring and the projection that is arranged on locating ring, be provided with the through hole to match with projection on described locating ring, it is described Projection is located in through hole, and outer shroud position setting corresponding with projection is fluted, and described groove includes an inclined-plane, described convex Block one end is placed in groove.

Beneficial effect：The utility model embodiment provides a kind of slippage Scroll, including mandrel and is set on mandrel Multiple differential slip rings, described differential slip ring include inner ring, outer shroud and the slip device being arranged between inner ring and outer rings, slip device Including a pair of sliding blocks and it is arranged between sliding block and pushes block, a drive device is arranged between a pair of sliding blocks, when the sliding block When being moved under drive device effect to direction close to each other, the block that pushes moves to close to outer shroud direction so that pushes Block applies pressure to outer shroud medial surface, the frictional force pushed between block and outer shroud medial surface is improved, so as to adjust winding power, from footpath Power is wound to improving, and without improving winding power, differential slip ring narrowed width from side.

Brief description of the drawings

Fig. 1 is the slippage Scroll schematic cross-sectional view of the utility model embodiment.

Fig. 2 is A-A sectional views in Fig. 1.

Graphical sysmbol explanation

Mandrel	100
		Inner ring	10
Slippage slot	101
		Sliding block	11
It is domatic	111
		Push block	12
Leading screw	13
		From gear	131
Handwheel	133
		Locating ring	20
Outer shroud	30
		Groove	31
Projection	32

Following embodiment will further illustrate the utility model with reference to above-mentioned accompanying drawing.

Embodiment

Fig. 1-Fig. 2 is referred to, the utility model embodiment provides a kind of slippage material receiving roller, including mandrel 100 and differential slip ring, Multiple differential slip rings being axially distributed along mandrel 100 are generally arranged with mandrel 100, paper can be arranged with outside each differential slip ring Core pipe, banding material will be wound on paper core, so as to realize that mandrel 100 drives differential slip ring to rotate, and the rotation of differential slip ring The rotation of paper core will be driven, and then the winding of banding material is realized in the rotation of paper core, and because each differential slip ring is independent, Non-interference, you can to realize under the drive of mandrel 100, the paper core on respective differential slip ring can be realized to respective band The winding operation of shape material.

Described differential slip ring includes inner ring 10, outer shroud 30 and the slip device being arranged between inner ring 10 and outer shroud 30, institute The paper core stated drives paper core to rotate by being set on outer shroud 30, and when outer shroud 30 rotates.

Described inner ring 10 is set on mandrel 100, when mandrel 100 rotates, is rotated in company with mandrel 100, it is possible to understand that , described inner ring 10 can be fixedly installed on mandrel 100 or be detachably connected on mandrel 100, when described inner ring 10 When being fixedly installed on mandrel 100, described inner ring 10 can also be integrally formed with mandrel 100.When inner ring 10 and mandrel 100 can During dismantling connection, attachment means are also provided between described inner ring 10 and mandrel 100, to realize inner ring 10 and mandrel 100 are synchronized with the movement, and described attachment means can be spline, pin or key.

Described slip device is arranged between inner ring 10 and outer shroud 30, described slip device include a pair of sliding blocks 11 and Block 12 is pushed, wherein described sliding block 11 includes the bottom surface and one domatic 111 contacted with inner ring 10, described domatic 111 tilt In described bottom surface so that described sliding block 11 is substantially in a trapezoidal or triangle tabular, and described bottom surface includes length direction, Described sole length is oriented parallel to the axis of mandrel 100, and the described block 12 that pushes is arranged between a pair of sliding blocks 11, described The block 12 that pushes include favouring with domatic 111 contact surfaces contacted and with the rubbing surface towards outer shroud 30, described contact surface Described rubbing surface, it is possible to understand that, there is the first angle, described contact surface is with rubbing between described domatic 111 and bottom surface There is the second angle, the first described angle and the second angle sum are equal to 90 °, so that working as a pair of sliding blocks between wiping face 11 to direction close to each other move when, the described block 12 that pushes moves along perpendicular to the direction of the direction of motion of sliding block 11, i.e. court Being moved to the direction of outer shroud 30, preferable first angle or the second angle are 40 ° -60 °, preferred described domatic 111 and bottom surface Angle be 45 °.

When described a pair of sliding blocks 11 move in the direction away from each other, described pushes block 12 to the direction of mandrel 100 Motion, it is possible to understand that, when pushing block 12 to when being moved close to the direction of outer shroud 30, push the rubbing surface of block 12 and pressure is applied to inner ring 10 Power, frictional force between block 12 and outer shroud 30 is pushed so as to improve, reduces the slippage for pushing block 12 and outer shroud 30, improves outer shroud 30 Power is wound, when pushing block 12 to away from the direction of outer shroud 30, when being moved close to the direction of mandrel 100, pushes the rubbing surface of block 12 to inner ring 10 pressure are reduced, and frictional force between block 12 and outer shroud 30 is pushed so as to reduce, and are pushed slippage between block 12 and outer shroud 30 and are increased Add, reduce outer shroud 30 and wind power.

It should be understood that described domatic 111 and contact surface are sliding friction, between described domatic 111 and contact surface Smooth surface is should be, is easier to move to close to the direction of outer shroud 30 to push block 12, so as to apply pressure to outer shroud 30.

Further, it is described in order that sliding block 11 is moved to direction close to each other or moved in the direction away from each other Inner ring 10 on be additionally provided with guider, described guider includes a slippage slot 101, and described slippage slot 101 includes Length direction, for the length direction of slippage slot 101 parallel to the axis of mandrel 100, described sliding block 11 is placed in described sliding In groove 101, so that the sliding block 11 moves when moving along the length direction of slippage slot 101.

Further, described slip device has multiple, described multiple slip devices centered on the axis of mandrel 100, Along the contour equidistant arrangement of inner ring 10, so that when each sliding block 11 moves, the uniform stressed of outer shroud 30.

Further, described slip device also includes a drive device, for driving the described phase of sliding block 11 mutually to lean on Move or move in the direction away from each other near direction.Drive device described in the present embodiment include a leading screw 13 and with The nut that leading screw 13 coordinates, described nut are fixed on sliding block 11, and described leading screw is located in nut, it is possible to understand that, The thread tooth of described two nuts being fixed on a pair of sliding blocks 11, pitch are identical, and direction of rotation is on the contrary, so that proper leading screw During 13 rotation, the direction of motion of two nuts is on the contrary, further, the described length direction of leading screw 13 and the diameter parallel of mandrel 100.

Further, described one end of leading screw 13 is additionally provided with transmission device, to cause the easy rotational lead screw 13 of external force, Described transmission device include be arranged on the one end of leading screw 13 from gear 131 and rotate the master gear being arranged in inner ring 10, Described master gear engages with from gear 131, when rotating master gear, is rotated from gear 131, so as to drive leading screw 13 to rotate, Nut and the sliding block 11 being connected with nut is driven to move.

It should be understood that when described slip device has multiple, described each slip device is provided with from gear 131, it is described it is each engaged from gear 131 with master gear so that when rotating master gear, respectively from the synchronous axial system of gear 131, So that each sliding block 11 is synchronized with the movement.

Further, described transmission device also includes handwheel 133, and described handwheel 133 is connected with described master gear, For rotating handwheel 133 for user, so as to drive master gear to rotate.Further, described handwheel 133 and master gear one Shaping.

Further, paper core is installed on outer shroud 30 in order to easier, while easily by paper core from outer shroud 30 Upper dismounting, locking device is additionally provided with described outer shroud 30, and described locking device includes the positioning being set on outer shroud 30 Ring 20 and the projection 32 being arranged on locating ring 20, the through hole to match with projection 32, institute are provided with described locating ring 20 The projection 32 stated is located in through hole, and outer shroud 30 sets fluted 31 with 32 corresponding position of projection, and described groove 31 wraps An inclined-plane is included, described one end of projection 32 is placed in groove 31.Rotated when under drive of the outer shroud 30 in inner ring 10 and slip device When, the inclined-plane extrusion lug 32 of groove 31 so that projection 32 is protruding, and thereby paper core is fixed on differential slip ring, in addition When outer shroud 30 rotates backward, described projection 32 is housed in groove 31, so that paper core is readily from differential slip ring Remove.

Further, one end of described projection 32 towards outer shroud 30 is additionally provided with magnetic element, so that projection 32 The contact with groove 31 is kept, described magnetic element can be magnet.

In addition, those skilled in the art can also do other changes in the utility model spirit, certainly, these are according to this The change that utility model spirit is done, all should be within the scope of the utility model be claimed.

Claims

1. a kind of slippage Scroll, including mandrel and multiple differential slip rings for being set on mandrel, it is characterised in that described slippage Ring includes inner ring, outer shroud and the slip device being arranged between inner ring and outer rings, described slip device include a pair of sliding blocks and The block that pushes being arranged between sliding block, described sliding block towards push block side include it is one domatic, it is described push block include with The contact surface of domatic contact and the rubbing surface contacted with outer shroud, a drive device are arranged between a pair of sliding blocks, when the sliding block When being moved under drive device effect to direction close to each other, the block that pushes moves to close to outer shroud direction, and causes institute The rubbing surface stated applies pressure to outer shroud.

2. slippage Scroll as claimed in claim 1, it is characterised in that described sliding block also includes the bottom contacted with inner ring Face, it is described it is domatic there is the first angle between bottom surface, there is the second angle between described contact surface and rubbing surface, it is described The first angle and the second angle sum be equal to 90 °.

3. slippage Scroll as claimed in claim 2, it is characterised in that the first angle or the second angle are 40 ° -60 °.

4. slippage Scroll as claimed in claim 1, it is characterised in that guider, institute are additionally provided with described inner ring The guider stated includes a slippage slot, and described sliding block is placed in described slippage slot.

5. slippage Scroll as claimed in claim 1, it is characterised in that described slip device has multiple, and described is multiple Slip device is centered on mandrel axis, along inner ring contour equidistant arrangement.

6. slippage Scroll as claimed in claim 1, it is characterised in that described drive device includes a leading screw and and leading screw The nut of cooperation, described nut are fixed on sliding block, and described leading screw is located in nut.

7. slippage Scroll as claimed in claim 6, it is characterised in that the thread of two nuts on a pair of described sliding blocks Shape, pitch are identical, and direction of rotation is opposite.

8. slippage Scroll as claimed in claim 7, it is characterised in that described leading screw one end is additionally provided with transmission device, Described transmission device include being arranged on leading screw one end from gear and the master gear being arranged in inner ring of rotation, described master Gear engages with from gear.

9. slippage Scroll as claimed in claim 8, it is characterised in that described slip device has multiple, described each cunnings Poor device is provided with from gear, described each to be engaged from gear with master gear.

10. slippage Scroll as claimed in claim 1, it is characterised in that locking device, institute are additionally provided with described outer shroud The locking device stated includes the locating ring being set on outer shroud and the projection being arranged on locating ring, is set on described locating ring There is the through hole to match with projection, described projection is located in through hole, and outer shroud position setting corresponding with projection is fluted, Described groove includes an inclined-plane, and described projection one end is placed in groove.