CN103086198B - Bobbin fixing device - Google Patents
Bobbin fixing device Download PDFInfo
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- CN103086198B CN103086198B CN201310061437.1A CN201310061437A CN103086198B CN 103086198 B CN103086198 B CN 103086198B CN 201310061437 A CN201310061437 A CN 201310061437A CN 103086198 B CN103086198 B CN 103086198B
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- rotating shaft
- rises
- piece
- sheet
- yarn
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Abstract
The invention discloses a bobbin fixing device. The bobbin fixing device comprises a rotating shaft, a first expansion block, a guide block, expansion pieces, ring springs, a second expansion block and a tightening nut. One end of the rotating shaft is provided with a step surface, and the other end of the rotating shaft is provided with a threaded section. The tightening nut is screwed on the threaded section. Both the first expansion block and the second expansion block are of a hollow cone frustum with a conical surface. The first expansion block is sleeved on the rotating shaft, and one end of the first expansion block is abutted against the step surface of the rotating shaft. The second expansion block is sleeved on the rotating shaft, and one end of the second expansion block is abutted against the tightening nut. The guide block is arranged between the first expansion block and the second expansion block, and at least three grooves are formed in the guide block, wherein the grooves extend along the rotating shaft axially and are evenly distributed along the rotating shaft circumferentially. The expansion pieces are plate-like rectangular solids, at least three in number and respectively embedded in the grooves of the guide block in a sliding and matched mode, the bottom ends of two sides of each expansion piece are respectively abutted against the conical surfaces of the first expansion block and the second expansion block, through holes are formed in the expansion pieces, and the ring springs penetrate through the through holes to connect the expansion pieces together. By means of the bobbin fixing device, a bobbin does not slip in the process of backing-off, and the bobbin fixing device can be adapted to large bobbins with high speeds and inclination angles.
Description
Technical field
The present invention relates to the yarn tube fixing device using on creel in the Weaving devices such as a kind of warping machine or tricot machine, belong to textile technology field.
Background technology
The yarn tube fixing device using in the Weaving devices such as existing warping machine or tricot machine, mainly formed by rotating shaft, Connection Block and swing arm, on cylindrical and its cylindrical wall of described yarn cylinder, be wound with yarn, described rotating shaft is arranged on creel rotationally by bearing, and the outer surface of rotating shaft has one section for tapered.In the time of warping machine or tricot machine work, by yarn jacket casing in rotating shaft, tapered section in rotating shaft be placed in the endoporus of yarn cylinder and with yarn cylinder endoporus flush fit, can ensure that like this yarn cylinder slowly runs while realizing unwinding yarn together with rotating shaft, between yarn cylinder and rotating shaft, have enough moment and do not have skidding.But, shortcoming below the yarn tube fixing device of this structure also exists in the time of work aspect two, on the one hand, this device can only meet small-sized, light-duty yarn cylinder unwinding is used, for large-scale, the yarn cylinder that weight is larger, for example terylene, when the unwinding of the female yarn yarn of polyamide fibre cylinder is used, because yarn cylinder size is large, weight is large, thereby still there is skidding, easily make the wearing and tearing of yarn cylinder internal diameter and skid, reduce the service life of yarn cylinder, yarn cylinder endoporus causes yarn tension inhomogeneous because wearing and tearing mistake is round simultaneously, thereby usually there is loose yarn, the accidents such as broken yarn, warp beam and fabric quality are greatly affected, on the other hand, this device can only be applicable to the horizontal axis of low speed yarn cylinder to be fixed, and the yarn cylinder that can not adapt to high speed and angle of inclination is fixed, and applicability is poor.
Summary of the invention
The technical problem to be solved in the present invention is to provide and when one can not only effectively prevent the unwinding of yarn cylinder, occurs skidding, and can adapt at a high speed and large-scale, the yarn tube fixing device that the larger yarn cylinder of weight uses at angle of inclination.
For solving the problems of the technologies described above, the present invention adopts so a kind of yarn tube fixing device, comprise rotating shaft, on cylindrical and its cylindrical wall of described yarn cylinder, be wound with yarn, described rotating shaft is placed in the endoporus of described yarn cylinder, when work, described yarn cylinder rotates with rotating shaft, yarn is drawn out from described yarn cylinder, thereby realizes the unwinding of yarn, and this yarn tube fixing device also comprises first the rise piece and tighten up nut of piece, orienting lug, the sheet that rises, annual spring, second that rises; One end axle body of described rotating shaft is provided with a step surface, and the other end axle body of rotating shaft is provided with a thread segment, described in tighten up nut and screw on this thread segment; Described first piece that rises is the hollow cone stage body with circular conical surface, and this first piece that rises is sleeved in described rotating shaft and the step surface of its one end and described rotating shaft offsets; Described second piece that rises is the hollow cone stage body with circular conical surface, this second rise piece be sleeved in described rotating shaft and its one end with described in tighten up nut and offset; Described orienting lug is sleeved in described rotating shaft and rises between piece at described first piece and second that rises, and offers at least three and extend axially and along circumferentially uniform groove of rotating shaft along described rotating shaft on this orienting lug; The described sheet that rises is tabular cuboid, this sheet that rises has three and be entrenched in slidably respectively in the groove of described orienting lug at least, the length of the described sheet that respectively rises is all greater than the length of described orienting lug, the described sheet that respectively rises offsets with the described first circular conical surface and the second circular conical surface that rises by piece that rises by piece respectively along the axial bottom, both sides of described rotating shaft, also offers for the interspersed through hole of described annual spring on the described sheet that respectively rises; Described annual spring has one at least, and annual spring links together through the described through hole respectively rising on the sheet sheet that will respectively rise.
As a kind of preferred embodiment of the present invention, at the described second rise piece and tighten up and be also provided with back-up ring between nut, this shield ring sleeve is contained in described rotating shaft and its external diameter is less than 0.5～2 millimeter of the diameter of bore of described yarn cylinder, described second rise piece through described back-up ring with described in tighten up nut and offset; Rise on the circular conical surface of piece and be also provided with at least two step surfaces described first, the diameter of described step surface is less than 0.5～2 millimeter of the diameter of bore of described yarn cylinder.
In the present invention, the groove on described orienting lug and described in the sheet that rises be all preferably six, the described through hole respectively rising on sheet all preferably has two, and described two through holes are separately positioned on two middle side parts of the sheet that respectively rises.
In the present invention, described first piece that rises is all connected with described rotating shaft key with orienting lug.
In the present invention, described rotating shaft is mounted in the output shaft of the motor on creel, or is arranged on rotationally the S. A. on creel by bearing.
Adopt after said structure, the present invention has following beneficial effect:
Because yarn tube fixing device of the present invention has first the rise piece and tighten up nut of piece, orienting lug, the sheet that rises, annual spring, second that rises, the described sheet that rises is tabular cuboid, the sheet that rises has three and be entrenched in slidably respectively in the groove of orienting lug at least, the length of sheet of respectively rising is all greater than the length of orienting lug, the sheet that respectively rises offsets with the first circular conical surface and the second circular conical surface that rises by piece that rises by piece respectively along the axial bottom, both sides of rotating shaft, thereby in the time of work, first by yarn jacket casing on the outside of sheet of rising, then tighten and tighten up nut, make second piece that rises shift to orienting lug, because the bottom, sheet both sides of respectively rising offsets with the first circular conical surface and the second circular conical surface that rises by piece that rises by piece respectively, thereby meanwhile, thereby the sheet that respectively rises outwards moves and is opened along the groove of orienting lug, rise and when sheet outwards opens, make respectively to rise together with the whole piece outside of sheet closely cooperates securely with yarn cylinder endoporus, so not only make to rise and between sheet and yarn cylinder, there is enough large moment and in the time of yarn cylinder high-speed unwinding, do not have skidding, and can be applicable to well the large-scale of angle of inclination, the yarn cylinder that weight is larger uses.
The present invention is at the second rise piece and tighten up back-up ring is set between nut, back-up ring external diameter is less than 0.5～2 millimeter of the diameter of bore of yarn cylinder, rise on the circular conical surface of piece at least two step surfaces are set first, the diameter of step surface is less than 0.5～2 millimeter of the diameter of bore of yarn cylinder, adopt after such structure, the yarn cylinder that can make on the one hand yarn tube fixing device of the present invention be satisfied with easily different size uses, and on the other hand, can make the handling of yarn cylinder more convenient, stable and reliable.
Groove on orienting lug of the present invention and rise by sheet while all adopting six, can make the moment that rises between sheet and yarn cylinder larger, thereby make work more reliable.In addition, in the time that the through hole respectively rising on sheet all adopts two, can be at two middle side parts of the sheet that respectively rises an interspersed annual spring respectively, the sheet that can will respectively rise is like this connected more reliably.
Brief description of the drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is a kind of structural representation of yarn tube fixing device of the present invention, there is shown in the time of work and rises by sheet tensioner in the endoporus of yarn cylinder.
Fig. 2 is a kind of structural representation of yarn tube fixing device of the present invention, yarn cylinder not shown in the figures.
Fig. 3 is the schematic perspective view of Fig. 2.
Fig. 4 is a kind of structural representation of shaft of the present invention.
Fig. 5 is the first a kind of structural representation that rises by piece in the present invention.
Fig. 6 is the first cross-sectional schematic that rises by piece in the present invention.
Fig. 7 is a kind of structural representation of orienting lug in the present invention.
Fig. 8 is a kind of structural representation of sheet of rising in the present invention.
Fig. 9 is the second a kind of structural representation that rises by piece in the present invention.
Detailed description of the invention
Referring to a kind of yarn tube fixing device shown in Fig. 1 to Fig. 9, comprise rotating shaft 1, on cylindrical and its cylindrical wall of described yarn cylinder 8, be wound with yarn 9, described rotating shaft 1 is placed in the endoporus 8-1 of described yarn cylinder 8, when work, described yarn cylinder 8 rotates with rotating shaft 1, and yarn 9 is drawn out from described yarn cylinder 8, thereby realize the unwinding of yarn, this yarn tube fixing device also comprises first the rise piece 6 and tighten up nut 7 of piece 2, orienting lug 3, the sheet 4 that rises, annual spring 5, second that rises; One end axle body of described rotating shaft 1 is provided with a step surface 1-1, and the other end axle body of rotating shaft 1 is provided with a thread segment 1-2, described in tighten up nut 7 and screw on this thread segment 1-2; Described first rises by piece 2 for having the hollow cone stage body of circular conical surface 2-1, and this first piece 2 that rises is sleeved in described rotating shaft 1 and the step surface 1-1 of its one end and described rotating shaft 1 offsets; Described second rises by piece 6 for having the hollow cone stage body of circular conical surface 6-1, this second rise piece 6 be sleeved in described rotating shaft 1 and its one end with described in tighten up nut 7 and offset; Described orienting lug 3 is sleeved in described rotating shaft 1 and rises between piece 6 at described first piece 2 and second that rises, and offers at least three and extend axially and along the circumferential uniform groove 3-1 of rotating shaft 1 along described rotating shaft 1 on this orienting lug 3; The described sheet 4 that rises is for tabular cuboid, this sheet 4 that rises has three and be entrenched in slidably respectively in the groove 3-1 of described orienting lug 3 at least, the length of the described sheet 4 that respectively rises is all greater than the length of described orienting lug 3, the described sheet 4 that respectively rises offsets with the rise circular conical surface 6-1 of piece 6 of the described first circular conical surface 2-1 and second that rises by piece 2 respectively along axial bottom, the both sides 4-1 of described rotating shaft 1, also offers for the interspersed through hole 4-2 of described annual spring 5 on the described sheet 4 that respectively rises; Described annual spring 5 has one at least, and annual spring 5 links together through the described through hole 4-2 respectively rising on sheet 4 sheet 4 that will respectively rise.
In the present invention, at the described second rise piece 6 and tighten up and be also provided with back-up ring 10 between nut 7, this back-up ring 10 is circular and is sleeved in described rotating shaft 1 and its external diameter is less than 0.5～2 millimeter of the endoporus 8-1 diameter of described yarn cylinder 8, described second rise piece 6 through described back-up ring 10 with described in tighten up nut 7 and offset; Rise on the circular conical surface 2-1 of piece 2 and be also provided with at least two step surface 2-1-1 described first, the diameter of described step surface 2-1-1 is less than 0.5～2 millimeter of the endoporus 8-1 diameter of described yarn cylinder 8.Adopt after such structure, the yarn cylinder 8 that on the one hand can make yarn tube fixing device of the present invention be satisfied with easily different inner diameters uses, and on the other hand, can make the handling of yarn cylinder 8 more convenient, stable and reliable.
For the moment that makes to rise between sheet 4 and yarn cylinder 8 is larger, work more reliable, as shown in Fig. 3,7, the groove 3-1 on orienting lug 3 of the present invention and described in the sheet 4 that rises all adopt six.In addition, in order to make respectively to rise, sheet 4 can be connected more reliably, the present invention preferably all adopts two at the through hole 4-2 respectively rising on sheet 4, and described two through hole 4-2 are separately positioned on two middle side parts of the sheet 4 that respectively rises, as shown in Fig. 1 to 3 and Fig. 8, adopt after such structure, can two middle side parts of the sheet 4 that respectively rises respectively intert an annual spring 5, thereby the sheet 4 that will respectively rise links together more reliably.
As shown in Figure 1, 2, of the present invention first piece 2 that rises all can be connected with described rotating shaft 1 key by key 11 with orienting lug 3.
In the present invention, described rotating shaft 1 can be mounted in the output shaft of the motor on creel, and motor not shown in the figures and creel can be to be also arranged on rotationally the S. A. on creel by bearing.
The installation process of yarn cylinder 8 of the present invention is: as shown in Figure 1, 2, 3, rise sheet 4 under the effect of annual spring 5 in tightening up state, yarn cylinder 8 is enclosed within on the outside 4-3 of six sheets 4 that rise, then tighten left and tighten up nut 7, back-up ring 10 and second piece 6 that rises is shifted to orienting lug 3 like this, meanwhile make six sheets 4 that rise outwards open along the groove 3-1 on orienting lug 3, make together with the outside 4-3 of six sheets 4 that rise and the endoporus of yarn cylinder 8 closely cooperate securely, when having enough large moment between sheet 4 and yarn cylinder 8 and making work, do not have skidding thereby make to rise.
The unloading process of yarn cylinder 8 of the present invention: as shown in Figure 1, unscrew to the right and tighten up nut 7, such six sheets 4 that rise are tightening up under spring 5 effects, inwardly move and tightened up along the groove 3-1 on orienting lug 3, the outside 4-3 of six sheets 4 that rise and the endoporus of yarn cylinder 8 are separated, so just can take off yarn cylinder 8.
Through on probation on warping machine, yarn tube fixing device of the present invention can meet at a high speed well and the large-scale yarn cylinder at angle of inclination uses, and in use skidding does not appear in yarn cylinder, has obtained good effect.
Claims (5)
1. a yarn tube fixing device, comprise rotating shaft (1), on cylindrical and its cylindrical wall of described yarn cylinder (8), be wound with yarn (9), described rotating shaft (1) is placed in the endoporus (8-1) of described yarn cylinder (8), when work, described yarn cylinder (8) rotates with rotating shaft (1), yarn (9) is drawn out from described yarn cylinder (8), thereby realize the unwinding of yarn, it is characterized in that: this yarn tube fixing device also comprises first the rise piece (6) and tighten up nut (7) of piece (2), orienting lug (3), the sheet that rises (4), annual spring (5), second that rises; One end axle body of described rotating shaft (1) is provided with a step surface (1-1), and the other end axle body of rotating shaft (1) is provided with a thread segment (1-2), described in tighten up nut (7) and screw on this thread segment (1-2); Described first rises by piece (2) for having the hollow cone stage body of circular conical surface (2-1), and this first piece (2) that rises is sleeved on described rotating shaft (1) step surface (1-1) upper and its one end and described rotating shaft (1) and offsets; Described second rises by piece (6) for having the hollow cone stage body of circular conical surface (6-1), this second rise piece (6) be sleeved on upper and its one end of described rotating shaft (1) with described in tighten up nut (7) and offset; It is upper and be positioned at described first piece (2) and second that rises and rise between piece (6) that described orienting lug (3) is sleeved on described rotating shaft (1), offers at least three and extend axially and along the circumferential uniform groove (3-1) of rotating shaft (1) along described rotating shaft (1) on this orienting lug (3); The described sheet that rises (4) is tabular cuboid, this sheet that rises (4) has three and be entrenched in slidably respectively in the groove (3-1) of described orienting lug (3) at least, the described length that respectively rises by sheet (4) is all greater than the length of described orienting lug (3), the described sheet (4) that respectively rises offsets with the rise circular conical surface (6-1) of piece (6) of the described first circular conical surface (2-1) and second that rises by piece (2) respectively along the axial bottom, both sides (4-1) of described rotating shaft (1), also offers for the interspersed through hole (4-2) of described annual spring (5) on the described sheet (4) that respectively rises; Described annual spring (5) has one at least, and annual spring (5) links together through the described through hole (4-2) respectively rising on sheet (4) sheet (4) that will respectively rise.
2. yarn tube fixing device according to claim 1, it is characterized in that: at the described second rise piece (6) and tighten up and be also provided with back-up ring (10) between nut (7), this back-up ring (10) is sleeved on 0.5～2 millimeter of endoporus (8-1) diameter that upper and its external diameter of described rotating shaft (1) is less than described yarn cylinder (8), described second rise piece (6) through described back-up ring (10) with described in tighten up nut (7) and offset; Rise on the circular conical surface (2-1) of piece (2) and be also provided with at least two step surfaces (2-1-1) described first, the diameter of described step surface (2-1-1) is less than 0.5～2 millimeter of endoporus (8-1) diameter of described yarn cylinder (8).
3. yarn tube fixing device according to claim 1 and 2, it is characterized in that: the groove (3-1) on described orienting lug (3) and described in the sheet (4) that rises all have six, the described through hole (4-2) respectively rising on sheet (4) all has two, and described two through holes (4-2) are separately positioned on two middle side parts of the sheet that respectively rises (4).
4. yarn tube fixing device according to claim 1 and 2, is characterized in that: described first piece (2) that rises is all connected with described rotating shaft (1) key with orienting lug (3).
5. yarn tube fixing device according to claim 1 and 2, is characterized in that: described rotating shaft (1) is mounted in the output shaft of the motor on creel, or is arranged on rotationally the S. A. on creel by bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310061437.1A CN103086198B (en) | 2013-02-27 | 2013-02-27 | Bobbin fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310061437.1A CN103086198B (en) | 2013-02-27 | 2013-02-27 | Bobbin fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103086198A CN103086198A (en) | 2013-05-08 |
| CN103086198B true CN103086198B (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310061437.1A Expired - Fee Related CN103086198B (en) | 2013-02-27 | 2013-02-27 | Bobbin fixing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103086198B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103350922A (en) * | 2013-06-13 | 2013-10-16 | 常州市第八纺织机械有限公司 | Tension mechanism of yarn drum |
| CN107043979A (en) * | 2017-01-10 | 2017-08-15 | 约科布·缪勒机械制造(中国)有限公司 | A kind of reducing tube support bar |
| CN111362058A (en) * | 2020-03-27 | 2020-07-03 | 西安西古光通信有限公司 | Disc shaft for take-up machine and disc locking device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2383854Y (en) * | 1999-08-27 | 2000-06-21 | 无锡纺织机械专件厂 | Clad spindle |
| JP2001192173A (en) * | 2000-01-11 | 2001-07-17 | Hitachi Cable Ltd | Bobbin fixing device |
| JP2007112533A (en) * | 2005-10-18 | 2007-05-10 | Bridgestone Corp | Bobbin fixing device |
| CN101701389B (en) * | 2009-10-30 | 2011-05-11 | 无锡宏大纺织机械专件有限公司 | Energy-saving and high-speed covering spindle |
| CN203187216U (en) * | 2013-02-27 | 2013-09-11 | 常州市润源经编机械有限公司 | Yarn cone fixing device |
-
2013
- 2013-02-27 CN CN201310061437.1A patent/CN103086198B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN103086198A (en) | 2013-05-08 |
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Granted publication date: 20141022 Termination date: 20200227 |