CN102220668A - Transmission mechanism for griffs in electronic jacquard - Google Patents
Transmission mechanism for griffs in electronic jacquard Download PDFInfo
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- CN102220668A CN102220668A CN2011101480799A CN201110148079A CN102220668A CN 102220668 A CN102220668 A CN 102220668A CN 2011101480799 A CN2011101480799 A CN 2011101480799A CN 201110148079 A CN201110148079 A CN 201110148079A CN 102220668 A CN102220668 A CN 102220668A
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- drive sprocket
- transmission mechanism
- sprockets
- electronic jacquard
- griffe
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Abstract
The invention discloses a transmission mechanism for griffs in an electronic jacquard. The mechanism comprises a swing main shaft fixed at the upper end of a rack, wherein a plurality groups of driving sprockets are fixedly installed on the swing main shaft at the two sides of the rack respectively; each group of driving sprockets is formed by butt joint and splicing of two sector sprockets; the two sector sprockets are connected with chains in opposite directions; the other ends of the chains are connected with lifting needle arms; and the lifting needle arms driven by an interior driving sprocket at one side of the rack and an exterior driving sprocket at the other side of the rack respectively are connected with the two ends of the griffs. The mechanism has the following beneficial effects: the four groups of driving sprockets are driven by one swing main shaft to reciprocate; on the two groups of driving sprockets at one side of the rack, the two lifting needle arms at the same side are lifted by the chains and transition sprockets in opposite directions to move up and down in opposite directions and the griffs at the two sides of the rack are driven to synchronously lift jacquard needles to move up and down in sequence to form warp openings; and the whole transmission mechanism has the advantages of simple structure, ingenious design and stability in operation.
Description
Technical field
The present invention relates to the electronic jacquard machine mechanical part, the power transmission mechanism of griffing in particularly a kind of electronic jacquard machine.
Background technology
In field of textiles, fabric has warp and parallel braiding to form usually.On loom, must realize warp being divided into two-layer up and down alternately variation according to certain rules, the passage that formation is passed through parallel, opening just, after parallel was introduced opening, two-layer warp formed new opening according to fabric tissue method alternatively up and down position, like this repeatedly, just finish the weaving process of fabric.The warp of shedding forms and is finished by the shedding choice structure, is step most crucial in the textile technology.The shedding choice structure must adapt to the needs of modern textile diversification of varieties and long-time high-speed production, and should have simple in structure, dependable performance, easy to adjust and management characteristics with unified, simultaneously, need reach that opening is clear, opening forms requirements such as " scissors shape ", warp friction and tension force are little.This just has higher requirement to the quality that needle in the shedding choice structure is mentioned.Utilize the adhesive of electromagnetic valve to put the knitting needle that to mention and the system silk thread that is connected, the steel wire heald that harness eye is arranged and back-moving spring in the existing electronic jacquard machine,, have both above characteristics simultaneously to reach the purpose that forms shedding.And the operation of alternately mentioning of knitting needle has independently transmission mechanism driving fully.
For example, Granted publication number is CN201292432Y, denomination of invention discloses a kind of needle transmission mechanism for the Chinese utility model patent of " a kind of electronic jacquard machine double-cam wheel needle lifting structure ", has used the complex combination of many groups lever, eccentric cam and connecting rod to realize the above-below direction motion one on the other of interior needle arm and outer needle arm.This transmission mechanism structure is too complicated, and system's operation stability has much room for improvement.Other prior art does not still break through too complicated technology problem of drive mechanism.
Summary of the invention
The present invention is for overcoming too complicated problems of above transmission mechanism structure, and a kind of simple in structure, handling ease, electronic jacquard machine transmission mechanism for griffe that stability is high are provided, and concrete technical scheme is as follows:
A kind of electronic jacquard machine transmission mechanism for griffe comprises the oscillating spindle that is fixed on the frame upper end; Described oscillating spindle is installed with some groups of drive sprockets respectively in the frame both sides, and each side drive sprocket is divided into the interior drive sprocket and the outer drive sprocket of arranged in dislocation; Every group of drive sprocket is put together by two (" varying in size " herein, I am placed on following dependent claims and have suffered) fan-shaped sprockets, and two fan-shaped sprockets are connected with chain in the opposite direction, and the other end of chain is connected with the needle arm; The needle arm that drive sprocket drives respectively outside drive sprocket and the right side in the frame left side is connected the two ends of griffing by link rod; The inside and outside drive sprocket of described frame homonymy connects the needle arm by chain respectively with opposite direction.
Preferably, described drive sprocket is put together by two different fan-shaped sprockets of diameter.
Further, described oscillating spindle is installed on the frame by bearing fixing.
Further, described oscillating spindle drives by the loom link gear and does reciprocally swinging, and drive drive sprocket and loom are done synchronously and mentioned and descending motion.
Further, described chain is controlled the direction of motion of each needle arm with different series connection methods by the transition sprocket wheel.
Further, drive sprocket and outer drive sprocket are shifting to install of fixed angle as required in described.
Electronic jacquard machine transmission mechanism for griffe of the present invention drives four groups of drive sprockets by an oscillating spindle and moves reciprocatingly, promote two needle arms of homonymy by chain and transition sprocket wheel with opposite direction on two groups of drive sprockets of frame one side and do rightabout moving up and down, and drive the frame both sides and griffe to mention synchronously knitting needle and take turns doing and move upward, form shedding.Whole transmission mechanism is simple in structure, design is ingenious, stable.
Description of drawings
Fig. 1 is an invention electronic jacquard machine transmission mechanism for griffe Facad structure schematic diagram.
Fig. 2 is an electronic jacquard machine transmission mechanism for griffe side structure schematic diagram of the present invention
Fig. 3 is one group of drive sprocket syndeton of electronic jacquard machine transmission mechanism for griffe of the present invention schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing electronic jacquard machine of the present invention being griffed the structure and the operation principle of driver is described further.
As shown in Figure 1, a kind of electronic jacquard machine transmission mechanism for griffe, comprise the oscillating spindle 2 that is fixed on frame 1 upper end and some carry knitting needle 3 griffe 4; Oscillating spindle 2 is installed with four groups of drive sprockets respectively in frame 1 both sides, and the drive sprocket in frame 1 left side is divided into the first interior drive sprocket 5 and the first outer drive sprocket 6 of fixed angle arranged in dislocation; The right side drive sprocket is divided into the second interior drive sprocket 7 and the second outer drive sprocket 8 of fixed angle arranged in dislocation.
Every group of drive sprocket is put together by two fan-shaped sprockets that vary in size, and two fan-shaped sprockets are connected with chain in the opposite direction respectively.
The needle arm that drive sprocket 5 and the opposite side second outer drive sprocket 8 drive respectively by chain in first is connected identical 4 the two ends of griffing with link rod;
The needle arm that drive sprocket 7 drives respectively by chain in the first outer drive sprocket 6 and the opposite side second is connected identical 11 the two ends of griffing with link rod.
Oscillating spindle 2 is fixedly mounted on the frame 1 by bearing 12.
Oscillating spindle 2 combines with the loom link gear and does oscillating traverse motion, drives each drive sprocket and loom and does lifting and descending motion synchronously.
As shown in Figure 2, the parts identical with Fig. 1 use the same numbers sign among the figure.
The first interior drive sprocket 5 of frame 1 homonymy is spliced by two fan-shaped sprockets, and two fan-shaped sprockets are connected with right side second chain 18-1 and the left side second chain 18-2 respectively; And the two ends of needle arm 10 in connecting by the right side second transition sprocket wheel 14-3, the left side second transition sprocket wheel 14-4 respectively.
In like manner, the first outer drive sprocket 6 of frame 1 homonymy is spliced by two fan-shaped sprockets, two fan-shaped sprockets connect the right side first chain 9-1, the left side first chain 9-2 respectively, and connect the two ends of outer needle arm 13 respectively by the right side first transition sprocket wheel 14-1, the left side first transition sprocket wheel 14-2.
The drive sprocket 5 and first outer drive sprocket 6 dislocation are fixedly mounted on the same oscillating spindle 2 in first.
As shown in Figure 3, the parts identical with Fig. 1, Fig. 2 use the same numbers sign among the figure.
The first outer drive sprocket 6 is put together by two different fan-shaped sprockets of diameter.Be the bigger big fan-shaped sprocket 6-2 of less little fan-shaped sprocket 6-1 of diameter and diameter with oscillating spindle 2 amalgamations in one plane, be connected with right side first chain 9-1 and the left side first chain 9-2 with identical counter clockwise direction.The right side first chain 9-1 is connected with right side link rod 19 by the right side first transition sprocket wheel 14-1 and carries the right-hand member of outer needle arm 13; The left side first chain 9-2 is connected with left side link rod 18 by the left side first transition sprocket wheel 14-2 and carries the left end of outer needle arm 13.
When the transmission of oscillating spindle 2 by loom moves reciprocatingly.Little fan-shaped sprocket 6-1 and big fan-shaped sprocket 6-2 swing right side first chain 9-1 and the left side first chain 9-2 clockwise with unequal angular velocity.
Because of little fan-shaped sprocket 6-1 different with the diameter of big fan-shaped sprocket 6-2, so weak point that the big fan-shaped sprocket 6-2 of length that chain is mentioned in little fan-shaped sprocket 6-1 rotation mentions, beyond the amplitude of the right-hand member lifting that is connected with big fan-shaped sprocket-6-2 of needle arm 13 big, outer needle arm 13 is little with the amplitude of the left end lifting that little fan-shaped sprocket 6-1 is connected, griffing of hanging up on the outer needle arm 13 4 will be raised the clear opening of the scissors shape of formation warp from right to left successively.
In like manner, on oscillating spindle 2, be equipped with first outside drive sprocket 6 homonymies first in drive sprocket 5, with the first outer drive sprocket 6 with opposite mode connect the left side the second chain 18-2, the right side second chain 18-1.Simultaneously, when oscillating spindle 2 is swung with counterclockwise, drive sprocket 5 rotates with unequal angular velocity in first, but be to put down the second chain 18-2, the right side second chain 18-1 synchronously, so, needle arm 10 also will be in outer needle arm 13 opposite liftings in connected, guarantee that outer needle arm 13 and interior needle arm 10 are raised and put down with the step of interlocking, and the 4 drive knitting needles 3 of griffing of hang-up can form the shedding of scissors shape all the time separately.
Frame one side first in drive sprocket 5 be connected identical 4 the two ends of griffing with two needle arms that the opposite side second outer drive sprocket 8 drives respectively; In the frame one side first outer drive sprocket 6 and the opposite side second drive sprocket 7 respectively as do two needle arms that drive and is connected identical 11 the two ends of griffing, the structure of this dislocation guarantees that in the middle of the frame all are griffed can both be with the step coordinated movement of various economic factors of the lifting that interlocks.
Oscillating spindle 2 drives by loom drive mechanism and moves reciprocatingly, and carries above-mentioned griffing respectively with positive and negative lifting over-over mode operation.
Electronic jacquard machine transmission mechanism for griffe of the present invention is not limited to the structure and the connected mode of chain and drive sprocket, and all wheels that drive by oscillating spindle, band, rope, chain etc. all fall within the scope that the present invention asks for protection with the electronic jacquard machine transmission mechanism for griffe that different speed drive lifting needle arms reaches the purpose of mentioning knitting needle formation shedding.
Claims (6)
1. an electronic jacquard machine transmission mechanism for griffe comprises the oscillating spindle that is fixed on the frame upper end; It is characterized in that: described oscillating spindle is installed with some groups of drive sprockets respectively in the frame both sides, and each side drive sprocket is divided into the interior drive sprocket and the outer drive sprocket of arranged in dislocation; Every group of drive sprocket is put together by two fan-shaped sprockets, and two fan-shaped sprockets are connected with chain in the opposite direction, and the other end of chain is connected with the needle arm; The needle arm that drive sprocket drives respectively outside drive sprocket and the right side in the frame left side is connected the two ends of griffing by link rod; The inside and outside drive sprocket of described frame homonymy connects the needle arm by chain respectively with opposite direction.
2. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described drive sprocket is put together by two different fan-shaped sprockets of diameter.
3. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described oscillating spindle is installed on the frame by bearing fixing.
4. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described oscillating spindle drives by the loom link gear and does reciprocally swinging, and drive drive sprocket and loom are done synchronously and mentioned and descending motion.
5. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described chain is controlled the direction of each needle arm with different series connection methods by the transition sprocket wheel.
6. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: drive sprocket and outer drive sprocket are shifting to install of fixed angle in described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110148079 CN102220668B (en) | 2011-05-31 | 2011-05-31 | Transmission mechanism for griffs in electronic jacquard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110148079 CN102220668B (en) | 2011-05-31 | 2011-05-31 | Transmission mechanism for griffs in electronic jacquard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102220668A true CN102220668A (en) | 2011-10-19 |
| CN102220668B CN102220668B (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110148079 Active CN102220668B (en) | 2011-05-31 | 2011-05-31 | Transmission mechanism for griffs in electronic jacquard |
Country Status (1)
| Country | Link |
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| CN (1) | CN102220668B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797091A (en) * | 2012-08-31 | 2012-11-28 | 郭家成 | Chained jacquard shedding device |
| CN102839481A (en) * | 2012-09-11 | 2012-12-26 | 张军波 | High-speed jacquard shedding device and jacquard machine provided with same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3320051A1 (en) * | 1982-06-07 | 1983-12-08 | Tagliabue S.p.A., Birone di Giussano, Milano | Double-lift jacquard machine |
| CN2506662Y (en) * | 2001-10-17 | 2002-08-21 | 常熟纺织机械厂有限公司 | Gearing mechanism for griff of jacquard |
| CN1844524A (en) * | 2005-04-08 | 2006-10-11 | 米歇尔.范德威尔公司 | Jacquard machine |
| CN201250314Y (en) * | 2008-07-31 | 2009-06-03 | 杭州恒纺数码技术有限公司 | Gear transmission shedding device for an electronic jacquard |
| CN201301382Y (en) * | 2008-08-18 | 2009-09-02 | 杭州恒天纺织科技有限公司 | Transmission system for electronic jacquard machine |
| CN201538851U (en) * | 2009-06-23 | 2010-08-04 | 江苏万工科技集团有限公司 | transmission mechanism of electronic jacquard machine |
| CN202081219U (en) * | 2011-05-31 | 2011-12-21 | 浙江奇汇电子提花机有限公司 | Electronic jacquard lifting knife transmission mechanism |
-
2011
- 2011-05-31 CN CN 201110148079 patent/CN102220668B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3320051A1 (en) * | 1982-06-07 | 1983-12-08 | Tagliabue S.p.A., Birone di Giussano, Milano | Double-lift jacquard machine |
| CN2506662Y (en) * | 2001-10-17 | 2002-08-21 | 常熟纺织机械厂有限公司 | Gearing mechanism for griff of jacquard |
| CN1844524A (en) * | 2005-04-08 | 2006-10-11 | 米歇尔.范德威尔公司 | Jacquard machine |
| CN201250314Y (en) * | 2008-07-31 | 2009-06-03 | 杭州恒纺数码技术有限公司 | Gear transmission shedding device for an electronic jacquard |
| CN201301382Y (en) * | 2008-08-18 | 2009-09-02 | 杭州恒天纺织科技有限公司 | Transmission system for electronic jacquard machine |
| CN201538851U (en) * | 2009-06-23 | 2010-08-04 | 江苏万工科技集团有限公司 | transmission mechanism of electronic jacquard machine |
| CN202081219U (en) * | 2011-05-31 | 2011-12-21 | 浙江奇汇电子提花机有限公司 | Electronic jacquard lifting knife transmission mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797091A (en) * | 2012-08-31 | 2012-11-28 | 郭家成 | Chained jacquard shedding device |
| CN102839481A (en) * | 2012-09-11 | 2012-12-26 | 张军波 | High-speed jacquard shedding device and jacquard machine provided with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102220668B (en) | 2013-03-13 |
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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 | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhejiang Qihui Electronic Jacquard Co., Ltd. Document name: Notice of payment reduction |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A knife lifting transmission mechanism of electronic jacquard machine Effective date of registration: 20210524 Granted publication date: 20130313 Pledgee: Hangzhou branch of Zhejiang Tailong Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG QIHUI ELECTRONIC JACQUARD Co.,Ltd. Registration number: Y2021330000435 |