CN102220668B - Transmission mechanism for griffs in electronic jacquard - Google Patents
Transmission mechanism for griffs in electronic jacquard Download PDFInfo
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- CN102220668B CN102220668B CN 201110148079 CN201110148079A CN102220668B CN 102220668 B CN102220668 B CN 102220668B CN 201110148079 CN201110148079 CN 201110148079 CN 201110148079 A CN201110148079 A CN 201110148079A CN 102220668 B CN102220668 B CN 102220668B
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- drive sprocket
- transmission mechanism
- sprockets
- electronic jacquard
- chain
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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 particularly griffing in 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 according to certain rule warp being divided into up and down two-layer alternately variation, the passage that formation is passed through parallel, opening namely, after parallel was introduced opening, two-layer warp formed new opening according to fabric tissue method alternatively up and down position, repeatedly like this, 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 manage unified characteristics, simultaneously, need to reach that opening is clear, opening forms the requirements such as " scissor-shaped ", 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 connects, the steel wire heald that harness eye is arranged and back-moving spring in the existing electronic jacquard machine, to reach the purpose that forms shedding, have both simultaneously above characteristics.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 run all right has much room for improvement.Other prior art does not still break through the too complicated technical problem of drive mechanism.
Summary of the invention
The present invention overcomes the too complicated problem of above transmission mechanism structure, and a kind of simple in structure, handling ease, electronic jacquard lifting knife transmission mechanism that stability is high are provided, and concrete technical scheme is as follows:
A kind of electronic jacquard lifting knife transmission mechanism comprises the oscillating spindle that is fixed on the frame upper end; Described oscillating spindle is installed with respectively some groups of drive sprockets in the frame both sides, and each side drive sprocket is divided into 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 two ends that the needle arm that the outer drive sprocket with the right side of drive sprocket drives respectively in the frame left side is griffed by the link rod connection; 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 fixedly mounted on the frame by bearing.
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, described interior drive sprocket and outer drive sprocket are shifting to install of fixed angle as required.
Electronic jacquard lifting knife transmission mechanism 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 invention electronic jacquard lifting knife transmission mechanism Facad structure schematic diagram.
Fig. 2 is electronic jacquard lifting knife transmission mechanism side structure schematic diagram of the present invention
Fig. 3 is one group of drive sprocket syndeton of electronic jacquard lifting knife transmission mechanism of the present invention schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing electronic jacquard machine of the present invention being griffed structure and the operation principle of driver is described further.
As shown in Figure 1, a kind of electronic jacquard lifting knife transmission mechanism, 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 respectively four groups of drive sprockets 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 respectively chain in the opposite direction.
The first interior drive sprocket 5 is connected needle arm that outer drive sprocket 8 drives respectively by chain and is connected identical 4 the two ends of griffing with link rod with opposite side;
The first outer drive sprocket 6 is connected needle arm that interior drive sprocket 7 drives respectively by chain and is connected identical 11 the two ends of griffing with link rod with opposite side.
Oscillating spindle 2 is fixedly mounted on the frame 1 by bearing 12.
Oscillating spindle 2 is combined with the loom link gear and is done oscillating traverse motion, drives each drive sprocket and loom and does synchronously lifting and descending motion.
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 respectively right side the second chain 18-1 and left side the second chain 18-2; And the two ends of needle arm 10 in connecting by right side the second transition sprocket wheel 14-3, left side the 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 respectively right side the first chain 9-1, left side the first chain 9-2, and connect respectively the two ends of outer needle arm 13 by right side First Transition sprocket wheel 14-1, left side First Transition sprocket wheel 14-2.
The first interior drive sprocket 5 and the first outer drive sprocket 6 dislocation are fixedly mounted on the same oscillating spindle 2.
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 larger large fan-shaped sprocket 6-2 of the less little fan-shaped sprocket 6-1 of diameter and diameter with oscillating spindle 2 amalgamations in one plane, be connected with right side the first chain 9-1 and left side the first chain 9-2 with identical counter clockwise direction.Right side the first chain 9-1 is connected with right side link rod 19 by right side First Transition sprocket wheel 14-1 and carries the right-hand member of outer needle arm 13; Left side the first chain 9-2 is connected with left side link rod 18 by 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 swings right side the first chain 9-1 and left side the first chain 9-2 with large fan-shaped sprocket 6-2 clockwise with identical angular speed.
Because of little fan-shaped sprocket 6-1 different with the diameter of large fan-shaped sprocket 6-2, so weak point that the larger 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 large fan-shaped sprocket-6-2 of needle arm 13 large, 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, at oscillating spindle 2 the first interior drive sprocket 5 with the first outer drive sprocket 6 homonymies is installed, connects left side the second chain 18-2, right side the second chain 18-1 with the first outer drive sprocket 6 in opposite mode.Simultaneously, when oscillating spindle 2 swings with counterclockwise, the first interior drive sprocket 5 is with identical angular speed rotation, but be the second chain 18-2, right side the second chain 18-1 under Synchronous Radio, so, connected interior needle arm 10 also will be in outer needle arm 13 opposite liftings, guarantee that outer needle arm 13 and interior needle arm 10 are raised and put down with staggered step, and griffing of hanging up separately 4 drives the shedding that knitting needles 3 can form the scissors shape all the time.
The first interior drive sprocket 5 of frame one side is connected two needle arms that outer drive sprocket 8 drives respectively and is connected identical 4 the two ends of griffing with opposite side; Frame one side the first outer drive sprocket 6 is connected interior drive sprocket 7 respectively with opposite side as two needle arms do driving connect identical 11 the two ends of griffing, and 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 staggered lifting.
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 lifting knife transmission mechanism of the present invention is not limited to 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 lifting knife transmission mechanism that different speed drive lifting needle arms reaches the purpose of mentioning knitting needle formation shedding.
Claims (6)
1. an electronic jacquard lifting knife transmission mechanism comprises the oscillating spindle that is fixed on the frame upper end; It is characterized in that: described oscillating spindle is installed with respectively some groups of drive sprockets in the frame both sides, and each side drive sprocket is divided into 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 two ends that the needle arm that the outer drive sprocket with the right side of drive sprocket drives respectively in the frame left side is griffed by the link rod connection; The needle arm that drive sprocket drives respectively outside drive sprocket and the left side in the frame right side connects 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 lifting knife transmission mechanism as claimed in claim 1, it is characterized in that: described drive sprocket is put together by two different fan-shaped sprockets of diameter.
3. electronic jacquard lifting knife transmission mechanism as claimed in claim 1, it is characterized in that: described oscillating spindle is fixedly mounted on the frame by bearing.
4. electronic jacquard lifting knife transmission mechanism as claimed in claim 1 is characterized in that: described oscillating spindle drives by the loom link gear and does reciprocally swinging, drives drive sprocket and loom and does synchronously and mention and descending motion.
5. electronic jacquard lifting knife transmission mechanism as claimed in claim 1, it 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 lifting knife transmission mechanism as claimed in claim 1, it is characterized in that: described interior drive sprocket and outer drive sprocket are shifting to install of fixed angle.
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 CN102220668A (en) | 2011-10-19 |
| CN102220668B true CN102220668B (en) | 2013-03-13 |
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| 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 |
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| CN (1) | CN102220668B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797091B (en) * | 2012-08-31 | 2014-08-13 | 浙江引力纺织机械有限公司 | Chained jacquard shedding device |
| CN102839481B (en) * | 2012-09-11 | 2013-10-16 | 绍兴佳宝纺织机械科技有限公司 | High-speed jacquard shedding device and jacquard machine provided with same |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8222086V0 (en) * | 1982-06-07 | 1982-06-07 | Tagliabue Spa | DOUBLE LIFT JACQUARD EQUIPMENT. |
| 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 |
| BE1016486A4 (en) * | 2005-04-08 | 2006-12-05 | Wiele Michel Van De Nv | JACQUARD DEVICE. |
| 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 |
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2011
- 2011-05-31 CN CN 201110148079 patent/CN102220668B/en active Active
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| CN102220668A (en) | 2011-10-19 |
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| Date | Code | Title | Description |
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| 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 |
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| 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 |