CN203767751U - Yarn guiding cam of two-for-one twister - Google Patents
Yarn guiding cam of two-for-one twister Download PDFInfo
- Publication number
- CN203767751U CN203767751U CN201420041363.5U CN201420041363U CN203767751U CN 203767751 U CN203767751 U CN 203767751U CN 201420041363 U CN201420041363 U CN 201420041363U CN 203767751 U CN203767751 U CN 203767751U
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- CN
- China
- Prior art keywords
- groove drum
- groove
- hole
- dowel hole
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Spinning Or Twisting Of Yarns (AREA)
Abstract
The utility model discloses a yarn guiding cam of a two-for-one twister. The yarn guiding cam comprises a plurality of layers of single-groove drums and a connecting shaft. The connecting shaft is provided with a plurality of locating pin holes for fixing the single-groove drums. Each single-groove drum is provided with a forward spiral yarn groove and a reverse spiral yarn groove. The single-groove drums are fixed to the connecting shaft through dowels. The two ends of the single-groove drums are provided with crossed notches and are fixed through end caps on the peripheries. The single-groove drums are fixed to the connecting shaft through the dowels and through holes formed in the single-groove drums, and the fixing modes of the different layers of the single-groove drums are different; when the outer-layer single-groove drum making contact with yarn is worn, the outer-layer single-groove drum can be taken down by adjusting the dowels, and then the next-layer single-groove drum can be used for conducting processing; in this way, a large number of materials will not be wasted in the replacement process each time, and consequently the operating cost is lowered; an integrated belt pulley facilitates production and installation.
Description
Technical field
The utility model relates to Weaving device technical field, is specifically related to a kind of two-for-one twister thread guide cam.
Background technology
The thread guide cam of two-for-one twister is one of important winding unit on two-for-one twister.When coiling, yarn tension, rolling density are that the spiral grooves curve shape of the characteristics of motion while having represented yarn bobbin winding of the Main Basis of weighing tube forming quality and yarn circle distribution situation on bobbin is on the direct impact of being formed with of bobbin.Because the degree of depth of groove drum spiral grooves and the random very difficult employing machine-tooled method of change width and its outside face and flute surfaces and the long-term high-speed friction of yarn are are very easily worn and torn, to scrap be that one of crucial wearing detail in textile machine all takes much count of this both at home and abroad.Nowadays the high quality groove drum being equipped with on domestic high speed cone winder is all to promote the many scientific research personnel of production domesticization being devoted to the research of groove drum from resistance to abrasion, the life-saving for improving groove drum of external import.
Thread guide cam is applicable to the various textile machines such as chemical fibre elasticizer, rewinder, bobbin-winding machine, doubling winder, cladding wire machine, is the critical component that chemical fibre (cotton) textile machine is related to winding cake moulding, backing-off performance.Groove drum scientifically modification in addition, its resistance to abrasion, rigidity, dimensional stability, self lubricity and antifatigue impact resistance are all outstanding especially, and especially creep resistance is classic in all engineering plastics, is the optimal base material of thread guide cam.The common specification of groove drum has single head list groove, single head double flute, the single groove of bull, bull double flute etc.
Thread guide cam is after using for a long time, and due to outside face and yarn contact friction, the phenomenon of sprouting wings may appear in outside face, a large amount of frictions will make groove drum surface flatness reduce, in use for some time, may there is rustization in groove drum, have a strong impact on take-up quality simultaneously.After existing groove drum is scrapped, will cause groove drum entirety all to be scrapped, this will cause maintain and replace cost to improve, and waste lot of materials simultaneously.
In order to solve above-mentioned deficiency of the prior art, the utility model proposes a kind of new solution.
Utility model content
The purpose of this utility model is to provide one can reduce maintain and replace cost, the thread guide cam increasing the service life.
For reaching above-mentioned purpose, the technical scheme that the utility model adopts is: a kind of two-for-one twister thread guide cam is provided, comprise some single groove drums that are stratiform fit, on single groove drum, offer yarn groove, between adjacent two layers list groove drum, be provided with bed course, on the both sides of bed course, have curing gel coating, the internal diameter of the single groove drum in upper strata of adjacent single groove drum equates with the single external diameter of groove drum of lower floor and the thickness sum of bed course; Yarn groove comprises right-handed screw shape wire casing and antispin shape wire casing, is provided with leg-of-mutton hollow-out parts in the crossover sites of right-handed screw shape wire casing and antispin wire casing;
The inside of single groove drum is provided with adapter shaft, and the junction of adapter shaft and innermost layer list groove drum is provided with internal layer dowel hole, middle level dowel hole and outer dowel hole; Two-for-one twister thread guide cam comprises the internal layer groove drum group, middle level groove drum group and the outer groove drum group that all contain some single groove drums; Described internal layer groove drum group is provided with the through hole corresponding with internal layer dowel hole, middle level dowel hole and outer dowel hole, middle level groove drum group is provided with the through hole communicating with middle level dowel hole and outer dowel hole, and outer groove drum group is provided with the through hole being connected with outer dowel hole; Use pin respectively internal layer dowel hole to be connected with through hole with middle level dowel hole;
The two ends of adapter shaft are provided with end cap, and end cap is enclosed within on outermost layer list groove drum, which is provided with ending cover hole, and ending cover hole is connected with the through hole of outer groove drum group, and use pin that end cap, internal layer groove drum group, middle level groove drum group, outer groove drum group are connected with adapter shaft; The two ends of single groove drum are provided with criss-cross breach, and end cap is provided with criss-cross raised line, and criss-cross raised line embeds criss-cross breach inside;
One of them end cap outside is provided with belt pulley, and the outside face of this belt pulley is provided with some belt grooves, and the outside of another end cap is provided with rotating shaft, and rotating shaft is enclosed within outside adapter shaft.
Preferably, single groove drum is bakelite drum.
Preferably, the pitch of right-handed screw shape wire casing and antispin shape wire casing is 2 ~ 3cm.
Preferably, the two ends of adapter shaft are provided with the axle sleeve for fixing end cap.
In sum, the utlity model has following advantage:
Single groove drum of the present utility model is fixed on adapter shaft by the through hole on it and pin, and the fixed form of single groove drum of different layers is not identical; After the skin list groove drum contacting with yarn is worn, can, by regulating pin, outer field single groove drum be taken off, use single groove drum of lower one deck to process, when each replacing like this, can not waste lot of materials, operating cost is reduced;
The utility model in end cap arranged outside integrated belt pulley and rotating shaft, belt pulley and rotating shaft are all fixed on adapter shaft, because thread guide cam needs twirl in the time working, so need to be connected with motor, inevitably need to connect belt pulley, thread guide cam of the present utility model carries belt pulley and rotating shaft, can be convenient to the Assembly &Disassembly before producing.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the schematic diagram of outermost layer list groove drum;
Fig. 3 is the schematic diagram of adapter shaft;
Side sectional view when Fig. 4 is internal layer groove drum group, middle level groove drum group and the assembling of outer groove drum group;
Fig. 5 is the schematic diagram of end cap;
Fig. 6 is that internal layer groove drum group is fixed on the birds-eye view on adapter shaft;
Fig. 7 is the schematic diagram of innermost layer list groove drum.
Wherein, 1, single groove drum; 2, yarn groove; 3, hollow-out parts; 4, adapter shaft; 5, internal layer dowel hole; 6, middle level dowel hole; 7, outer dowel hole; 8, internal layer groove drum group; 9, middle level groove drum group; 10 through holes; 11, pin; 12, end cap; 13, ending cover hole; 14, criss-cross breach; 15, criss-cross raised line; 16, outer groove drum group; 17, belt pulley; 18, rotating shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
As shown in Figures 1 to 6, the utility model provides a kind of two-for-one twister thread guide cam, comprises some single groove drums 1 that are stratiform fit, and single groove drum 1 is bakelite drum.On single groove drum 1, offer yarn groove 2, between adjacent two layers list groove drum 1, be provided with bed course, have curing gel coating on the both sides of bed course, the internal diameter of the single groove drum in upper strata of adjacent single groove drum 1 equates with the single external diameter of groove drum of lower floor and the thickness sum of bed course.
Yarn groove 2 comprises right-handed screw shape wire casing and antispin shape wire casing, is provided with leg-of-mutton hollow-out parts 3 in the crossover sites of right-handed screw shape wire casing and antispin wire casing.The pitch of right-handed screw shape wire casing and antispin shape wire casing is 2 ~ 3cm.
The inside of single groove drum 1 is provided with adapter shaft 4, and adapter shaft 4 is provided with internal layer dowel hole 5, middle level dowel hole 6 and outer dowel hole 7 with the junction of innermost layer list groove drum.Two-for-one twister thread guide cam comprises the internal layer groove drum group 8, middle level groove drum group 9 and the outer groove drum group 16 that all contain several single groove drums 1, and three is all fixed on adapter shaft 4.Wherein, internal layer groove drum group 8 is provided with the through hole 10 corresponding with internal layer dowel hole 5, middle level dowel hole 6 and outer dowel hole 7, middle level groove drum group 9 is provided with the through hole 10 communicating with middle level dowel hole 6 and outer dowel hole 7, and outer groove drum group 16 is provided with the through hole 10 being connected with outer dowel hole 7; Use pin 11 respectively internal layer dowel hole 5 to be connected with through hole 10 with middle level dowel hole 6.
The two ends of the single groove drum 1 on adapter shaft 4 are provided with end cap 12, and end cap 12 is enclosed within on outermost single groove drum 1.The two ends of adapter shaft 4 are provided with the axle sleeve for fixing end cap 12.End cap 12 is provided with ending cover hole 13, and ending cover hole 13 is connected with the through hole 10 of outer groove drum group 16, and uses pin 11 that end cap 12, internal layer groove drum group 8, middle level groove drum group 8, outer groove drum group 10 are connected with adapter shaft 4.
The two ends of single groove drum 1 are provided with criss-cross breach 14, and end cap 12 is provided with criss-cross raised line 15, and criss-cross raised line 15 embeds criss-cross breach 14 inside.On adapter shaft 4, the outside of one of them end cap 12 is provided with belt pulley 17, and the outside face of this belt pulley 17 is provided with some belt grooves, and the outside of another end cap 12 is provided with rotating shaft 18, and rotating shaft 18 is enclosed within outside adapter shaft 4.
Although by reference to the accompanying drawings detailed description of the invention of the present utility model is described in detail, should not be construed as the restriction of the protection domain to this patent.In the described scope of claims, the various amendments that those skilled in the art can make without creative work and distortion still belong to the protection domain of this patent.
Claims (4)
1. a two-for-one twister thread guide cam, is characterized in that: comprise some single groove drums that are stratiform fit, offer yarn groove on single groove drum, between adjacent two layers list groove drum, be provided with bed course, have curing gel coating on the both sides of bed course;
Described yarn groove comprises right-handed screw shape wire casing and antispin shape wire casing, is provided with leg-of-mutton hollow-out parts in the crossover sites of right-handed screw shape wire casing and antispin wire casing;
The inside of single groove drum is provided with adapter shaft, and the junction of adapter shaft and innermost layer list groove drum is provided with internal layer dowel hole, middle level dowel hole and outer dowel hole; Two-for-one twister thread guide cam comprises the internal layer groove drum group, middle level groove drum group and the outer groove drum group that all contain some single groove drums; Described internal layer groove drum group is provided with the through hole corresponding with internal layer dowel hole, middle level dowel hole and outer dowel hole, middle level groove drum group is provided with the through hole communicating with middle level dowel hole and outer dowel hole, and outer groove drum group is provided with the through hole being connected with outer dowel hole; Use pin respectively internal layer dowel hole to be connected with through hole with middle level dowel hole;
The two ends of described adapter shaft are provided with end cap, and end cap is enclosed within on outermost layer list groove drum, which is provided with ending cover hole, and ending cover hole is connected with the through hole of outer groove drum group, and use pin that end cap, internal layer groove drum group, middle level groove drum group, outer groove drum group are connected with adapter shaft; The two ends of single groove drum are provided with criss-cross breach, and end cap is provided with criss-cross raised line, and criss-cross raised line embeds criss-cross breach inside;
One of them end cap outside is provided with belt pulley, and the outside face of this belt pulley is provided with some belt grooves, and the outside of another end cap is provided with rotating shaft, and rotating shaft is enclosed within outside adapter shaft.
2. two-for-one twister thread guide cam as claimed in claim 1, is characterized in that: described single groove drum is bakelite drum.
3. two-for-one twister thread guide cam as claimed in claim 1, is characterized in that: the pitch of described right-handed screw shape wire casing and antispin shape wire casing is 2 ~ 3cm.
4. two-for-one twister thread guide cam as claimed in claim 1, is characterized in that: the two ends of described adapter shaft are provided with the axle sleeve for fixing end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420041363.5U CN203767751U (en) | 2014-01-23 | 2014-01-23 | Yarn guiding cam of two-for-one twister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420041363.5U CN203767751U (en) | 2014-01-23 | 2014-01-23 | Yarn guiding cam of two-for-one twister |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203767751U true CN203767751U (en) | 2014-08-13 |
Family
ID=51284967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420041363.5U Expired - Fee Related CN203767751U (en) | 2014-01-23 | 2014-01-23 | Yarn guiding cam of two-for-one twister |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203767751U (en) |
-
2014
- 2014-01-23 CN CN201420041363.5U patent/CN203767751U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20160123 |
|
| EXPY | Termination of patent right or utility model |