CN201981349U - Yarn feeding device and yarn storage wheel structure thereof - Google Patents

Yarn feeding device and yarn storage wheel structure thereof Download PDF

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Publication number
CN201981349U
CN201981349U CN2011200158074U CN201120015807U CN201981349U CN 201981349 U CN201981349 U CN 201981349U CN 2011200158074 U CN2011200158074 U CN 2011200158074U CN 201120015807 U CN201120015807 U CN 201120015807U CN 201981349 U CN201981349 U CN 201981349U
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CN
China
Prior art keywords
yarn
transmission shaft
wheel
power transmission
storage wheel
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Expired - Lifetime
Application number
CN2011200158074U
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Chinese (zh)
Inventor
叶紫彬
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DIANYANG KNITTING MACHINERY Co Ltd
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DIANYANG KNITTING MACHINERY Co Ltd
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Priority to CN2011200158074U priority Critical patent/CN201981349U/en
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Publication of CN201981349U publication Critical patent/CN201981349U/en
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Abstract

The utility model relates to a yarn feeding device and a yarn storage wheel structure. The yarn feeding device comprises a body, a first transmission shaft, a second transmission shaft, a clutch and a yarn storage wheel, wherein the first transmission shaft and the second transmission shaft are rotatably arranged on the body, the clutch is arranged between the first transmission shaft and the second transmission shaft, the yarn storage wheel is connected to the second transmission shaft, an accommodation space is formed inside the yarn storage wheel, an opening is formed at the top of the yarn storage wheel and communicated with the accommodation space, light sensors are respectively arranged on the inner side and the outer side of the yarn storage wheel, and the light sensor on the inner side of the yarn storage wheel is arranged inside the accommodation space.

Description

Yarn-feeding device and yarn storage wheel structure thereof
Technical field
The utility model relates to a kind of yarn-feeding device, refers to a kind of yarn-feeding device and yarn storage wheel structure thereof especially.
Background technology
Along with the continuous development of textile industry, more and more Duo textile machine all must have the demand of supply irregular yarn-feeding, with factors such as the braiding that adapts to the cloth cover floral designs and face tensions, reaches the demand to yarn feeding thus.Especially the yarn-feeding device of strip-type, it need not adopt initiatively motor, and is to use the band that is equipped with on the knitting machine as power source, has simplified mechanism, has reduced volume, has reduced cost.
Yet the yarn storage wheel of known yarn-feeding device utilizes the moulding of cast aluminium mode mostly, and this yarn storage wheel forms solid, is not easy to the yarn checkout gear and is arranged at yarn storage wheel inside, and its application is restricted.
Moreover yarn storage wheel is with the moulding of cast aluminium mode, and the formation solid, and even causes the whole yarn-feeding device weight of yarn storage wheel heavier, the inconvenience that causes carrying unavoidably and install.
So prior art need propose a kind of reasonable in design and effectively improve the yarn-feeding device and the yarn storage wheel structure thereof of above-mentioned defective.
The utility model content
Embodiment of the present utility model is to provide a kind of yarn-feeding device and yarn storage wheel structure thereof, and this yarn storage wheel forms hollow body, and the top has opening, can be convenient to optical sensor (yarn checkout gear) and be arranged at yarn storage wheel inside, and its application is changed than tool.
Embodiment of the present utility model also is to provide a kind of yarn-feeding device and yarn storage wheel structure thereof, and this yarn storage wheel forms hollow body, and even can make the whole yarn-feeding device weight saving of yarn storage wheel, so that carrying and installation.
Embodiment of the present utility model provides a kind of yarn-feeding device, comprising: a body; One first power transmission shaft, it rotatably is arranged at this body; One second power transmission shaft, it rotatably is arranged at this body; One clutch, it is arranged between this first power transmission shaft and this second power transmission shaft; An and yarn storage wheel, it is connected in this second power transmission shaft, this yarn storage wheel inside is formed with an accommodation space, this yarn storage wheel top is formed with an opening, this opening communicates with this accommodation space, this yarn storage wheel inboard and the outside are respectively arranged with optical sensor, and the optical sensor of this yarn storage wheel inboard is arranged in this accommodation space.
Embodiment of the present utility model also provides a kind of yarn storage wheel structure of yarn-feeding device, and this yarn storage wheel inside is formed with an accommodation space, and this yarn storage wheel top is formed with an opening, and this opening communicates with this accommodation space.
The utility model can have following useful effect:
Yarn storage wheel of the present utility model inside is provided with accommodation space, makes yarn storage wheel form hollow body, and the top has opening, can be convenient to optical sensor (yarn checkout gear) and be arranged at yarn storage wheel inside, and its application is changed than tool.Yarn storage wheel of the present utility model forms hollow body, and even can make the whole yarn-feeding device weight saving of yarn storage wheel, so that carrying and installation.
Yarn storage wheel of the present utility model can adopt knockdown design, is made of last wheel body, following wheel body and several storage yarn nails, and these members can utilize different materials to make, but material selects for use elasticity to change, and has the effect that reduces cost.
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only provide with reference to the usefulness of explanation, be not to be used for the utility model is limited.
Description of drawings
Fig. 1 is the stereogram of yarn-feeding device of the present utility model.
Fig. 2 is the cutaway view of yarn-feeding device of the present utility model.
Fig. 3 is the cutaway view of another state of yarn-feeding device of the present utility model.
Fig. 4 is the stereogram of yarn storage wheel of the present utility model.
Wherein, description of reference numerals is as follows:
1 yarn-feeding device
11 bodies
111 fixed parts
112 yarn introduction members
113 yarn introduction members
114 yarn introduction members
115 yarn introduction members
116 bearings
117 holders
118 storage tanks
12 belt pulleys
13 first power transmission shafts
131 base portions
14 driving-discs
141 flexible members
15 solenoids
16 driven discs
161 rubbing surfaces
17 second power transmission shafts
171 bearings
18 yarn storage wheels
181 optical sensors
182 optical sensors
183 storage yarn nails
184 presser devices
Wheel body on 185
186 times wheel bodys
187 fixtures
188 accommodation spaces
189 openings
A guide inclined-plane
19 packing rings
20 unidirectional control devices
The specific embodiment
See also Fig. 1 to Fig. 4, the utility model provides a kind of yarn-feeding device, discloses a kind of yarn-feeding device of electromagnetic clutch pattern in the present embodiment, but does not limit, and the utility model also can be applicable to the yarn-feeding device of other patterns.The yarn-feeding device 1 of present embodiment comprises a body 11, a belt pulley 12, one first power transmission shaft 13, a driving-disc 14, a solenoid 15, a driven disc 16, one second power transmission shaft 17 and a yarn storage wheel 18.
Body 11 1 ends have a fixed part 111, and fixed part 111 can cooperate screw to lock to be fixed in position suitable on the knitting machine.Body 11 is provided with several yarn introduction members 112,113,114,115, can be in order to directing thread.Body 11 inside are formed with a storage tank 118, and these storage tank 118 bottoms can be opening-like.
Belt pulley 12 centers are connected in the upper end of first power transmission shaft 13, make the belt pulley 12 and first power transmission shaft 13 can do synchronous rotation.First power transmission shaft 13 is articulated in holder 117 with two bearings 116, and holder 117 is arranged in the body 11 again, and first power transmission shaft 13 rotatably is arranged on the body 11.Belt pulley 12 rotatably is arranged at the top of body 11, and the lower end of first power transmission shaft 13 stretches into body 11 inside, belt pulley 12 can in order to belt strip member engagements such as (figure slightly), drive pulley 12 and 13 rotations of first power transmission shaft thus.
The lower end of first power transmission shaft 13 is provided with a base portion 131, and driving-disc 14 is arranged at the bottom of base portion 131, makes driving-disc 14 be connected in an end (lower end) of first power transmission shaft 13.Driving-disc 14 can be circular disk body, and driving-disc 14 is an ironware, thereby can be adsorbed by solenoid 15 and driven disc 16.Be provided with flexible member 141 in addition between driving-disc 14 and base portion 131, flexible member 141 can be elastomers such as shell fragment, the strength that resets that flexible member 141 can provide driving-disc 14 to move up.Described holder 117, first power transmission shaft 13 and driving-disc 14 can be assembled into a upper module.
Solenoid 15 and driven disc 16 are positioned at the below of driving-disc 14, and driven disc 16 is between driving-disc 14 and solenoid 15, driven disc 16 rotatably covers the top that places solenoid 15, driven disc 16 is oppositely arranged with driving-disc 14, driven disc 16 is an ironware, the top of driven disc 16 also can further be provided with a more coarse rubbing surface 161, and in order to increasing frictional force, generation is skidded when avoiding driven disc 16 to contact with driving-disc 14.Driven disc 16 and driving-disc 14 are in the scope of solenoid 15 magnetic fields effect, and therefore when solenoid 15 energization excitations, the magnetic force that solenoid 15 produces can be passed to driven disc 16 and driving-disc 14, and driven disc 16 is adsorbed mutually with driving-disc 14.
One end (upper end) of second power transmission shaft 17 is fixedly connected to the center of driven disc 16, the upper end of second power transmission shaft 17 is articulated in solenoid 15 with two bearings 171, second power transmission shaft 17 rotatably is arranged on the body 11, second power transmission shaft 17 and driven disc 16 rotatably are arranged on the solenoid 15, and solenoid 15, driven disc 16 and second power transmission shaft 17 can be assembled into a lower module.
The packing ring 19 of one annular can be set between holder 117 and the solenoid 15, the height of packing ring 19 can suitably change as required, described upper module, packing ring 19 and lower module are to be pressed in regular turn in the storage tank 118 that is installed on body 11 with tool, first power transmission shaft 13, driving-disc 14, solenoid 15, driven disc 16 and second power transmission shaft 17 are arranged in the body 11, and packing ring 19 is arranged between holder 117 and the solenoid 15.
Second power transmission shaft 17 and driven disc 16 rotatably are arranged in the body 11, the bottom of solenoid 15 is stretched out in the lower end of second power transmission shaft 17, yarn storage wheel 18 is connected in the lower end of second power transmission shaft 17, thereby can utilize second power transmission shaft 17 to drive yarn storage wheel 18 rotations, yarn storage wheel 18 has several storage yarn that is provided with at interval nails 183, and yarn can be wound in the outer rim of these storage yarn nails 183.
Liftably be provided with a presser device 184 on the yarn storage wheel 18, presser device 184 is ring-like (annular) lamellar body, and presser device 184 can descend because of weight own and suppress in the lower edge of yarn storage wheel 18.The yarn that is wound on the yarn storage wheel 18 can pass between the lower edge of presser device 184 and yarn storage wheel 18, then is directed to yarn introduction member 115, can utilize presser device 184 to suppress on yarn, and it is comparatively stable that yarn is carried.
Yarn storage wheel 18 of the present utility model adopts knockdown design, as shown in Figure 4, yarn storage wheel 18 has on one wheel body 185 and wheel body 186 once, wheel body 186 was made with plastic material under last wheel body 185 reached, last wheel body 185 is arranged at down the top of wheel body 186, the two ends of these storage yarn nails 183 are inserted in wheel body 185 respectively and reach wheel body 186 down, that is in last wheel body 185 and be preset with and store up yarn on the wheel body 186 down and follow closely 183 corresponding holes (figure slightly), make these storage yarns follow closely 183 two ends be inserted in respectively wheel body 185 and under wheel body 186 corresponding holes.
Fix in addition and go up wheel body 185 and wheel body 186 down, that is these fixtures 187 are arranged in wheel body 185 and are bolted in down wheel body 186, wheel body 185 is fixed between the wheel body 186 under reaching with several fixtures (as screw) 187.Yarn storage wheel 18 inside are formed with an accommodation space 188, accommodation space 188 is positioned at these storage yarns and follows closely 183 inboards, yarn storage wheel 18 tops are formed with an opening 189, opening 189 is opened in wheel body 185, opening 189 communicates with accommodation space 188, following wheel body 186 outer rims can be provided with guide inclined-plane A, to promote the guide effect.
Yarn storage wheel 18 inboards and the outside are respectively arranged with optical sensor 181,182, and optical sensor 181,182 can be fixed in position suitable on the body 11, and the quantity of optical sensor 181,182 does not limit, and can be one, two or three etc.The optical sensor 181 of yarn storage wheel 18 inboards can be RF transmitter or infrared receiver, and the optical sensor 182 in yarn storage wheel 18 outsides can be infrared receiver or RF transmitter.Whether these optical sensors 181,182 can be used as the yarn checkout gear, enough in order to the yarn that detects on the yarn storage wheel 18, when these optical sensors 181,182 detect the yarn deficiency, can export an enabling signal and make it excitatory with conducting solenoid 15.The optical sensor 181 of yarn storage wheel 18 inboards can be arranged in the accommodation space 188 by yarn storage wheel 18 open tops 189.
Yarn can be via the guiding of yarn introduction member 112,113,114,115, and be wound on the yarn storage wheel 18, so that by belt strip member drive pulleys 12 such as (figure slightly), and then the transmission by first, second power transmission shaft 13,17 makes yarn storage wheel 18 rotations, thereby utilizes yarn storage wheel 18 to drive the action that yarns store up yarn and send yarn.
As shown in Figure 3, when solenoid 15 energization excitations, driven disc 16 engages with driving-disc 14 absorption, engage first power transmission shaft 13 and second power transmission shaft 17 thus, thereby the rotary power that makes first power transmission shaft 13 is passed to second power transmission shaft 17 downwards, in order to drive yarn storage wheel 18 rotations, yarn is wrapped on the yarn storage wheel 18, to proceed to store up the action of yarn.
As shown in Figure 2, when solenoid 15 outages, 14 of driving-discs utilize flexible member 141 pullings and separate with driven disc 16, make driving-disc 14 and driven disc 16 keep certain clearance, separate first power transmission shaft 13 and second power transmission shaft 17 thus, thereby make first power transmission shaft 13 be passed to the turn power interruption of second power transmission shaft 17, yarn storage wheel 18 is stopped operating to end to mend the yarn action.
In the present embodiment, yarn storage wheel 18 inboards are provided with three optical sensors 181, and it is a RF transmitter; Yarn storage wheel 18 outside correspondences are provided with three optical sensors 182, and it is an infrared receiver.These optical sensors (RF transmitter) 181 can be launched infrared ray, and the gap of following closely between 183 by these storage yarns exposes to yarn storage wheel 18 outsides, to utilize these optical sensors (infrared receiver) 182 receiving infrared-rays, judge thus whether the yarn on the yarn storage wheel 18 is enough.When having only optical signal partly by yarn or 183 blockings of storage yarn nail, expression yarn deficiency, can export an enabling signal this moment makes it excitatory with conducting solenoid 15, engage the driving-disc 14 of first power transmission shaft, 13 1 ends and the driven disc 16 of second power transmission shaft, 17 1 ends thus, make the rotary power of first power transmission shaft 13 be passed to second power transmission shaft 17, in order to drive yarn storage wheel 18 rotations, make yarn be wrapped in the action of storing up yarn (benefit yarn) on the yarn storage wheel 18.
When the optical sensor (infrared receiver) 182 of whole reception usefulness does not all receive optical signal, the yarn that twines on the expression yarn storage wheel 18 is too much, then can export a shutdown signal to interrupt the excitatory of solenoid 15, separate the driving-disc 14 of first power transmission shaft, 13 1 ends and the driven disc 16 of second power transmission shaft, 17 1 ends, make first power transmission shaft 13 be passed to the turn power interruption of second power transmission shaft 17, yarn storage wheel 18 is stopped operating to end the action of storage yarn.
Yarn-feeding device of the present utility model is applicable to the computer jacquard board of irregular yarn-feeding, and do not need motor to be set in yarn-feeding device inside, event can not make its volume become big and cause the increase of manufacturing cost, and solenoid 15 power consumption are lower, have the power saving effect that reduces power consumption.
The utility model is in the body 11 of yarn-feeding device 1, holder 117, driving-disc 14, solenoid 15, driven disc 16 and packing ring 19 etc. are set between first power transmission shaft 13 and second power transmission shaft 17 form clutch, this clutch is arranged between first power transmission shaft 13 and second power transmission shaft 17.Be provided with packing ring 19 between holder 117 and the solenoid 15, the height of packing ring 19 can suitably change as required, make the distance between driving-disc 14 and the driven disc 16 have adjustable, and do not need to be provided with in addition shell, thereby can make the designs simplification of clutch, assembling and easy to adjust easy.
Driven disc 16 of the present utility model is connected in an end of second power transmission shaft 17, driving-disc 14 is connected in an end of first power transmission shaft 13, first power transmission shaft 13 and the 17 relative and compartment of terrain settings of second power transmission shaft, form the power transmission shaft design of two-part, second power transmission shaft 17 need not be arranged in first power transmission shaft, 13 inside.Therefore when solenoid 15 outages, driving-disc 14 separates with driven disc 16, does not have any contacting between second power transmission shaft 17 and first power transmission shaft 13, and rotary power can positively be interrupted, and moves to end the benefit yarn to guarantee that yarn storage wheel 18 stops operating.
The utility model in yarn storage wheel 18 inboards and arranged outside optical sensor 181,182 is arranged, these optical sensors 181,182 are directly launched and received signal, can detect the yarn on the yarn storage wheel 18 accurately, make and be maintained an amount of yarn on the yarn storage wheel 18, and yarn storage wheel 18 need not change design, simple structure can not increase manufacturing cost.
The utility model also can be provided with a unidirectional control device 20 between the yarn storage wheel 18 and second power transmission shaft 17, unidirectional control device 20 can be non-return devices such as unilateral bearing or unidirectional tooth, make yarn storage wheel 18 to rotate by uniaxially, the situation that does not have reversing takes place, with avoid yarn to get loose dropping and mechanism impaired.Unidirectional control device 20 is sheathed on outside second power transmission shaft 17, can give movable dismounting, so that unidirectional control device 20 is changed direction, dismounting is easy, effect easily commutates thereby have.
Yarn storage wheel of the present utility model 18 inside are provided with accommodation space 188, make yarn storage wheel 18 form hollow bodies, and the top has opening 189, can be convenient to optical sensor 181 (yarn checkout gear) and be arranged at yarn storage wheel 18 inside, and its application is changed than tool.Yarn storage wheel 18 of the present utility model forms hollow body, and even can make yarn storage wheel 18 whole yarn-feeding device weight savings, so that carrying and installation.
Moreover, yarn storage wheel 18 of the present utility model adopts knockdown design, constitute by last wheel body 185, following wheel body 186 and several storage yarn nails 183, these members can utilize different materials to make, but material selects for use elasticity to change, last wheel body 185 and down wheel body 186 can utilize material such as plastics to make, have the effect that reduces cost.
Yet; the above is a preferred embodiment of the present utility model only, is not to be intended to limit to scope of patent protection of the present utility model, so the equivalence that all utilization the utility model specifications and accompanying drawing content are done changes; all should be contained in the rights protection scope of the present utility model, hereby statement.

Claims (19)

1. a yarn-feeding device is characterized in that, comprising:
One body;
One first power transmission shaft, it rotatably is arranged at this body;
One second power transmission shaft, it rotatably is arranged at this body;
One clutch, it is arranged between this first power transmission shaft and this second power transmission shaft; And
One yarn storage wheel, it is connected in this second power transmission shaft, this yarn storage wheel inside is formed with an accommodation space, this yarn storage wheel top is formed with an opening, this opening communicates with this accommodation space, this yarn storage wheel inboard and the outside are respectively arranged with optical sensor, and the optical sensor of this yarn storage wheel inboard is arranged in this accommodation space.
2. yarn-feeding device as claimed in claim 1, it is characterized in that, this yarn storage wheel adopts knockdown design, this yarn storage wheel has wheel body on, the yarn of wheel body and several storage once nail, the two ends of described storage yarn nail are inserted in wheel body and this time wheel body on this respectively, it is inboard that this accommodation space is positioned at described storage yarn nail, and this opening is located at wheel body on this.
3. yarn-feeding device as claimed in claim 2 is characterized in that, wheel body and this time wheel body are fixed with several fixtures on this.
4. yarn-feeding device as claimed in claim 3 is characterized in that, the external edge of this lower whorl is provided with the guide inclined-plane.
5. as claim 1,2,3 or 4 described yarn-feeding devices, it is characterized in that liftably be provided with a presser device on this yarn storage wheel, this presser device is ring-like lamellar body, this presser device is suppressed in this yarn storage wheel lower edge.
6. as claim 1,2,3 or 4 described yarn-feeding devices, it is characterized in that the optical sensor of this yarn storage wheel inboard is RF transmitter or infrared receiver, the optical sensor in this yarn storage wheel outside is infrared receiver or RF transmitter.
7. as claim 1,2,3 or 4 described yarn-feeding devices, it is characterized in that, between this yarn storage wheel and this second power transmission shaft unidirectional control device is set.
8. as claim 1,2,3 or 4 described yarn-feeding devices, it is characterized in that, this clutch is arranged in this body, this clutch comprises a holder, one driving-disc, one solenoid, one packing ring and a driven disc, this holder is arranged in this body, this first power transmission shaft rotatably is arranged on this holder, this driving-disc is connected in an end of this first power transmission shaft, this solenoid is arranged in this body, this second power transmission shaft rotatably is arranged on this solenoid, this packing ring is arranged between this holder and this solenoid, this driven disc and this driving-disc are oppositely arranged, this driven disc is between this driving-disc and this solenoid, and this driven disc is connected in an end of this second power transmission shaft.
9. yarn-feeding device as claimed in claim 8, it is characterized in that, this body interior is formed with a storage tank, this holder, this first power transmission shaft and this driving-disc are assembled into a upper module, this solenoid, this driven disc and this second power transmission shaft are assembled into a lower module, and this upper module, this packing ring and this lower module are installed in the storage tank of this body.
10. yarn-feeding device as claimed in claim 8 is characterized in that the lower end of this first power transmission shaft is provided with a base portion, and this driving-disc is arranged at the bottom of this base portion, is provided with flexible member between this driving-disc and this base portion.
11. yarn-feeding device as claimed in claim 8 is characterized in that, this first power transmission shaft with two bearing hinge joints in this holder.
12. yarn-feeding device as claimed in claim 8 is characterized in that, this second power transmission shaft with two bearing hinge joints in this solenoid.
13. yarn-feeding device as claimed in claim 8 is characterized in that, this first power transmission shaft and this second power transmission shaft are upper and lower relatively to be provided with.
14. the yarn storage wheel structure of a yarn-feeding device is characterized in that, this yarn storage wheel inside is formed with an accommodation space, and this yarn storage wheel top is formed with an opening, and this opening communicates with this accommodation space.
15. the yarn storage wheel structure of yarn-feeding device as claimed in claim 14 is characterized in that, this yarn storage wheel inboard and the outside are respectively arranged with optical sensor, and the optical sensor of this yarn storage wheel inboard is arranged in this accommodation space.
16. the yarn storage wheel structure of yarn-feeding device as claimed in claim 15, it is characterized in that, this yarn storage wheel adopts knockdown design, this yarn storage wheel has wheel body on, the yarn of wheel body and several storage once nail, described storage yarn nail two ends are inserted in wheel body and this time wheel body on this respectively, it is inboard that this accommodation space is positioned at described storage yarn nail, and this opening is located at wheel body on this.
17. the yarn storage wheel structure of yarn-feeding device as claimed in claim 16 is characterized in that, wheel body and this time wheel body are fixed with several fixtures on this.
18. the yarn storage wheel structure of yarn-feeding device as claimed in claim 16 is characterized in that, the external edge of this lower whorl is provided with the guide inclined-plane.
19. the yarn storage wheel structure as claim 14,15 or 16 described yarn-feeding devices is characterized in that, liftably is provided with a presser device on this yarn storage wheel, this presser device is ring-like lamellar body, and this presser device is suppressed in this yarn storage wheel lower edge.
CN2011200158074U 2011-01-13 2011-01-13 Yarn feeding device and yarn storage wheel structure thereof Expired - Lifetime CN201981349U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200158074U CN201981349U (en) 2011-01-13 2011-01-13 Yarn feeding device and yarn storage wheel structure thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200158074U CN201981349U (en) 2011-01-13 2011-01-13 Yarn feeding device and yarn storage wheel structure thereof

Publications (1)

Publication Number Publication Date
CN201981349U true CN201981349U (en) 2011-09-21

Family

ID=44608813

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011200158074U Expired - Lifetime CN201981349U (en) 2011-01-13 2011-01-13 Yarn feeding device and yarn storage wheel structure thereof

Country Status (1)

Country Link
CN (1) CN201981349U (en)

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Granted publication date: 20110921

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