CN102776700B - Roller device of flat knitting machine - Google Patents
Roller device of flat knitting machine Download PDFInfo
- Publication number
- CN102776700B CN102776700B CN 201210252986 CN201210252986A CN102776700B CN 102776700 B CN102776700 B CN 102776700B CN 201210252986 CN201210252986 CN 201210252986 CN 201210252986 A CN201210252986 A CN 201210252986A CN 102776700 B CN102776700 B CN 102776700B
- Authority
- CN
- China
- Prior art keywords
- shaft coupling
- cam
- bearing
- roller
- extension spring
- 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.)
- Active
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The invention discloses a roller device of a flat knitting machine. The roller device comprises a cam device, a coupler device and a tension spring device, wherein the cam device comprises a cam and a bearing; the coupler device is mounted between the bearing and a driven gear; and the tension spring device is provided with a steel wire rope which is fixed on the bearing of the cam device. The roller device of the flat knitting machine has the advantages that a roller can be timely reset accurately after being opened thoroughly, and the position of a gear connected with the roller cannot be changed even if the position of the roller is changed, and the purpose of smoothly weaving is achieved.
Description
Technical field
The invention belongs to technical field of knitting machinery, particularly the roller device of flat machine.
Background technology
Roller is a kind of assembly for the traction braided fabric, and its effect is that the braided fabric tractive that needle-bar weaves is got off.Because roller and needle plate have certain distance, the fabric that roller can't tractive have just woven.Therefore, between roller and needle plate, be provided with base plate, utilized base plate to rise to be positioned at the position that braided fabric tractive to roller on the needle plate can tractive.But in playing the base plate uphill process, roller must be opened fully, so just can avoid and rise base plate and bump.And in the prior art, opening and halfway situation of roller can be taken place, thus caused base plate and roller collision, influenced both service life.The problem of Cun Zaiing is in addition: when roller is opened, making that also two gears that are installed on the roller also are opened, is mutual matches during two working gears, so in case separately, just can't guarantee when closed the precision of gear match to influence the machine operate as normal Deng roller.
Summary of the invention
To the objective of the invention is in order addressing the above problem, to provide a kind of and can make that roller is opened fully, the roller device of the indiscrete flat machine of roller gear.
For this reason, technical scheme of the present invention is: the roller device of flat machine, the driving wheel and the driven pulley that comprise roller, described driving wheel and driven pulley drive by driving gear and driven gear respectively and rotate, and it is characterized in that: it also comprises a cam gear, a coupling system; Described cam gear comprises a cam and bearing, and described cam is installed on the axle of driving wheel, is positioned at driving wheel one end, the cam unidirectional self-lock; Described bearing is installed on the follower shaft, has an arcuation projection on its periphery, and when described cam and bearing were fitted, the projection on the described bearing was positioned at the below, joint place; Described coupling system is installed between bearing and the driven gear, coupling system comprises the major axis shaft coupling, the minor axis shaft coupling, both link by intermediate shaft coupling, described minor axis shaft coupling comprises a quarter butt and first base, base is provided with first boss, described quarter butt links to each other with driven gear is coaxial, described major axis shaft coupling comprises a stock and second base, described second base is provided with second boss, described intermediate shaft coupling has two faces, be respectively equipped with a groove on two faces, be vertical configuration, described first boss and second boss rotate with the groove fit of intermediate shaft coupling respectively.
Say that further described cam is sector structure; Described bearing has a circular reel, and the reel periphery is with an arcuation projection.
Say that further described major axis shaft coupling has a cylindrical stock and a cup dolly, the interposition of base end face is equipped with a rectangle boss; Described intermediate shaft coupling is circular, and all there is a rectangular recess in centre position, plane, both sides, and described two groove direction are vertical, is " ten " word shape; Described minor axis shaft coupling has a cylindrical quarter butt and a cup dolly, and the interposition of base end face is equipped with a rectangle boss; Described two boss are placed in respectively in two grooves.
Say that further also comprise an extension spring device, described extension spring device has a steel wire rope, steel wire rope is fixed on the bearing of cam gear.
Further, described extension spring device comprises extension spring adjustment seat, extension spring, steel wire rope and wire wheel, and described extension spring one end is fixed on the extension spring adjustment seat, and the other end is steel wire rope fixedly, and steel wire rope is walked around on the bearing that wire wheel is fixed on cam gear.
When roller tractive fabric, cams mounted roller driving wheel clockwise rotates, and bearings mounted roller driven pulley rotates counterclockwise, so two rollers can be left behind fabric.Because cam is asymptotic wire, be unidirectional self-lock, roller rotates counterclockwise relatively, can be stuck when clockwise rotating.So when roller clockwise rotated, the relative roller of cam rotated counterclockwise, can move mutually between roller and the cam, at this moment cam is blocked motionlessly by the arcuation projection on the bearing, and when making operate as normal, roller can not opened.When roller will be opened, cams mounted roller rotated counterclockwise because cam relatively roller clockwise rotate, so stuck between cam and the roller, cam and roller rotate counterclockwise together.Cam has a radius constantly to become big sector structure, and when cam rotated, this structure can promote the projection of bearing, thereby the bearing of fitting is pushed open, made two rollers open fully.
The present invention has increased a coupling system, and wherein the major axis shaft coupling is coaxial with the driven pulley of roller, and the minor axis shaft coupling is coaxial with driven gear, and the centre connects by intermediate shaft coupling.The groove on intermediate shaft coupling two sides is " ten " word shape, and two boss of major axis shaft coupling and minor axis shaft coupling are placed in the groove, so the boss of major axis shaft coupling and minor axis shaft coupling is also vertical mutually.In the process that roller is opened, the major axis shaft coupling is also followed the driven pulley motion, and two grooves of intermediate shaft coupling are " ten " word shape, the minor axis shaft coupling can not driven separately, thereby the driven gear coaxial with the minor axis shaft coupling can not separate yet, and makes roller driving gear and driven gear be in the match state always.
Extension spring one end of extension spring device of the present invention is fixed on the extension spring adjustment seat, and the other end is steel wire rope fixedly, and steel wire rope is walked around on the bearing that wire wheel is fixed on cam gear.When roller was opened, the bearing on the cam structure outwards moved, and by steel wire rope extension spring was stretched.When roller wanted closed, the bearing active force was given in the extension spring meeting of stretching, made roller closed more smoothly.
The invention has the beneficial effects as follows: promptly and accurately reset after can helping roller to open completely, make also that simultaneously the gear position that links to each other with roller can the change of Yin Luola position and change, reached the purpose of smooth braiding.
Description of drawings
Be described in further details below in conjunction with accompanying drawing and embodiments of the present invention.
Fig. 1 is structural representation of the present invention.
Fig. 2 is cam structure schematic diagram of the present invention.
Fig. 3 is extension spring device schematic diagram of the present invention.
Fig. 4 is coupling system schematic diagram of the present invention.
The specific embodiment
Referring to Fig. 1 and Fig. 4.The driving gear 3 of this specific embodiment and driven gear 4 engagements are rotated, drive driving wheel 1 and driven pulley 2 rotations, cam gear 5 comprises that one has fan-shaped cam 51 and the bearing 52 of unidirectional self-lock function, cam 51 is installed on the axle of driving wheel 1, bearing 52 is installed on the axle of driven pulley 2, all is positioned at an end of roller, has an arcuation projection on bearing 52 excircles, when cam 51 and bearing 52 applyings, the arcuation projection is positioned at the below of both joint places.Cam 51 unidirectional self-locks, driving wheel 1 rotates counterclockwise relatively, can be stuck when clockwise rotating.So when driving wheel 1 clockwise rotates, cam 51 is done relatively and is rotated counterclockwise, and can move mutually between driving wheel 1 and the cam 51, and cam 51 just can be blocked motionless by the arcuation projection on the bearing like this, when making operate as normal, driving wheel and driven pulley can not opened.When driving wheel 1 and driven pulley 2 need be opened, the driving wheel 1 that cam 51 is installed will rotate counterclockwise, because cam 51 can only one-directional rotation, so stuck between cam 51 and the driving wheel 1, cam 51 and driving wheel 1 rotate counterclockwise together.Because cam 51 has a radius constantly to become big sector structure, this structure can be pushed the bearing 52 of fitting open during rotation, thereby makes driving wheel 1 and driven pulley 2 be in the position of opening fully.
Referring to Fig. 1 and Fig. 2, coupling system 6 between bearing 52 and driven gear 4, comprise the major axis shaft coupling 61 coaxial with bearing 52, intermediate shaft coupling 62 and and the coaxial minor axis shaft coupling 63 of driven gear 4; Major axis shaft coupling 61 and minor axis shaft coupling 63 form an integral body by intermediate shaft coupling 62.Major axis shaft coupling 61 has a cylindrical stock 611 and a cup dolly 612, and the interposition of base 612 bottom surfaces is equipped with a rectangle boss 6121; Intermediate shaft coupling 62 is circular, and all there is a rectangular recess in centre position, plane, both sides, and described two groove direction are vertical, is " ten " word shape; Minor axis shaft coupling 63 has a cylindrical quarter butt 631 and a cup dolly 632, and the interposition of base 632 bottom surfaces is equipped with a rectangle boss 6321; Described two boss are placed in respectively in two grooves.
Minor axis shaft coupling 63 connects driven gear 4, when driving wheel 1 and driven pulley 2 separately so that when playing base plate and rising, major axis shaft coupling 61 is followed driven roller motion, thereby rotate intermediate shaft coupling 62, because two grooves of intermediate shaft coupling 62 are " ten " word shape, so 63 meetings of minor axis shaft coupling are the state that staggers with major axis shaft coupling 61, and can not be driven separately, thereby the gear that is connected with minor axis shaft coupling 63 can not separate yet, and makes the roller gear be in the match state always.
Referring to Fig. 3.This specific embodiment comprises an extension spring device 7, described extension spring device 7 comprises extension spring adjustment seat 71, extension spring 72, steel wire rope 73 and the wire wheel 74 that is fixed on the frame, described extension spring 72 1 ends are fixed on the extension spring adjustment seat 71, the other end and steel wire rope 73 are fixed together, and steel wire rope 73 is walked around on the bearing 52 that wire wheel 74 is fixed on cam gear 5.When roller was in open mode, extension spring 72 was in extended state, and roller by the pulling force of extension spring 72, makes roller be in closed state after not being subjected to cam 51 effects.
This specific embodiment working mechanism is: when normal braiding begins, the rising tractive fabric that needs base plate, this moment, driving gear 3 and driven gear 4 rotated, cam 51 acts on bearing 52, driving wheel 1 and driven pulley 2 are in the state of opening, to have guaranteed that base plate can normally rise, this moment, three shaft couplings staggered mutually, had guaranteed that driving gear 3 and driven gear 4 also can mesh together under open mode; Extension spring 72 simultaneously also is in the state that is stretched.Rise a base plate fabric is pulled to roller with upper/lower positions after, driving gear 3 and driven gear 4 rotate, cam 51 does not act on bearing 52, make driving wheel 1 and driven pulley 2 under the effect of extension spring 72, be in closing state, and shaft coupling also is in closed state, thereby guarantees that roller can normally rotate.
Claims (5)
1. the roller device of flat machine comprises driving wheel and the driven pulley of roller, and described driving wheel and driven pulley drive by driving gear and driven gear respectively and rotate, and it is characterized in that: it also comprises a cam gear, a coupling system; Described cam gear comprises a cam and bearing, and described cam is installed on the axle of driving wheel, is positioned at driving wheel one end, the cam unidirectional self-lock; Described bearing is installed on the follower shaft, has an arcuation projection on its periphery, and when described cam and bearing were fitted, the projection on the described bearing was positioned at the below, joint place; Described coupling system is installed between bearing and the driven gear, coupling system comprises the major axis shaft coupling, the minor axis shaft coupling, both link by intermediate shaft coupling, described minor axis shaft coupling comprises a quarter butt and first base, base is provided with first boss, described quarter butt links to each other with driven gear is coaxial, described major axis shaft coupling comprises a stock and second base, described second base is provided with second boss, described intermediate shaft coupling has two faces, be respectively equipped with a groove on two faces, be vertical configuration, described first boss and second boss rotate with the groove fit of intermediate shaft coupling respectively.
2. as the roller device of the described flat machine of claim 1, it is characterized in that: described cam is sector structure; Described bearing has a circular reel, and the reel periphery is with an arcuation projection.
3. as the roller device of claim 1 or 2 described flat machines, it is characterized in that: described major axis shaft coupling has a cylindrical stock and a cup dolly, and the interposition of base end face is equipped with a rectangle boss; Described intermediate shaft coupling is circular, and all there is a rectangular recess in centre position, plane, both sides, and described two groove direction are vertical, is " ten " word shape; Described minor axis shaft coupling has a cylindrical quarter butt and a cup dolly, and the interposition of base end face is equipped with a rectangle boss; Described two boss are placed in respectively in two grooves.
4. as the roller device of the described flat machine of claim 3, it is characterized in that: also comprise an extension spring device, described extension spring device has a steel wire rope, and steel wire rope is fixed on the bearing of cam gear.
5. as the roller device of the described flat machine of claim 4, it is characterized in that: described extension spring device, comprise extension spring adjustment seat, extension spring, steel wire rope and wire wheel, described extension spring one end is fixed on the extension spring adjustment seat, the other end is steel wire rope fixedly, and steel wire rope is walked around on the bearing that wire wheel is fixed on cam gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210252986 CN102776700B (en) | 2012-07-21 | 2012-07-21 | Roller device of flat knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210252986 CN102776700B (en) | 2012-07-21 | 2012-07-21 | Roller device of flat knitting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102776700A CN102776700A (en) | 2012-11-14 |
| CN102776700B true CN102776700B (en) | 2013-09-25 |
Family
ID=47121798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210252986 Active CN102776700B (en) | 2012-07-21 | 2012-07-21 | Roller device of flat knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102776700B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111235748B (en) * | 2020-01-18 | 2021-03-05 | 杭州俊健服饰有限公司 | Roller device for numerical control knitting based on hydraulic coupling |
| CN111778627A (en) * | 2020-07-21 | 2020-10-16 | 浙江丰帆数控机械有限公司 | Roller device for flat knitting machine and flat knitting machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH482047A (en) * | 1967-05-11 | 1969-11-30 | Strickmaschb Karl Marx Stadt V | Method and device for breaking out the feet of sample sinkers according to the pattern of a jacquard knitting machine, in particular a circular knitting machine |
| JPH0665780B2 (en) * | 1989-10-04 | 1994-08-24 | 株式会社島精機製作所 | Knitted fabric lowering device |
| DE19738013A1 (en) * | 1997-08-30 | 1999-03-04 | Stoll & Co H | Goods take-up roller arrangement for flat knitting machines |
| JP5274238B2 (en) * | 2008-02-15 | 2013-08-28 | 株式会社島精機製作所 | Knitting fabric lowering device |
| CN201268769Y (en) * | 2008-08-12 | 2009-07-08 | 吴宇芯 | Main roller group |
| CN202011953U (en) * | 2011-03-24 | 2011-10-19 | 常熟市金龙机械有限公司 | Main roller structure of computer knitting flat knitting machine |
| CN102493117A (en) * | 2011-12-20 | 2012-06-13 | 昆明理工大学 | Double stepping motor-driven digital flat knitting machine double batching device |
| CN202688623U (en) * | 2012-07-21 | 2013-01-23 | 宁波慈星股份有限公司 | Roller device of flat knitting machine |
-
2012
- 2012-07-21 CN CN 201210252986 patent/CN102776700B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102776700A (en) | 2012-11-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202688623U (en) | Roller device of flat knitting machine | |
| CN102776700B (en) | Roller device of flat knitting machine | |
| CN102785068B (en) | Manipulator and rotary-disk linking device | |
| CN204661971U (en) | A kind of shaping hosiery machine undertoe coil transfer device | |
| CN203890618U (en) | Computerized flat knitting machine presser foot transmission group | |
| CN103966750B (en) | A kind of foot device of Computerized flat knitting machine | |
| CN102978788B (en) | Three-shuttle circular weaving machine for high pressure resistant large-caliber hose fabric | |
| CN102677376B (en) | Reducing control mechanism of loom | |
| CN205383753U (en) | Driving mechanism of air deflector or panel and air conditioner with driving mechanism | |
| CN105332242A (en) | Washing machine deceleration clutch and washing machine | |
| CN202766738U (en) | Traction mechanism of tubular three-dimensional weaving machine | |
| CN103968026B (en) | Vehicle power transmission apparatus | |
| CN206956287U (en) | A kind of yarn pressing mechanism of tricot machine | |
| CN206591247U (en) | Spliced three-dimensional rack and the negative camber trackless three dimensional knitting machine using the support | |
| CN203144633U (en) | Three-shuttle circular loom for fabrics of high-pressure-resistant large-diameter hose | |
| CN206015214U (en) | A kind of selvedge shedding motion of rapier loom | |
| CN205244298U (en) | One -way gear | |
| CN203333949U (en) | Double-roller opening device of flat knitting machine | |
| CN201981337U (en) | Shuttle and line passing groove outer conical surface operation track structure for gunnysack circle loom | |
| CN203639679U (en) | High-capacity bottom thread rotating hook assembly | |
| CN203809545U (en) | Bidirectionaloverrunning clutch | |
| CN208268251U (en) | Gear clutch | |
| CN101845720B (en) | Bobbin case opener of sewing machine | |
| CN203546429U (en) | Rubbing assembly, clothes rubbing machine and washing machine | |
| CN102555669B (en) | Bicycle hub structure with braking function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |