CN202099473U - Griffe transmission mechanism of electronic jacquard machine - Google Patents
Griffe transmission mechanism of electronic jacquard machine Download PDFInfo
- Publication number
- CN202099473U CN202099473U CN2011202062697U CN201120206269U CN202099473U CN 202099473 U CN202099473 U CN 202099473U CN 2011202062697 U CN2011202062697 U CN 2011202062697U CN 201120206269 U CN201120206269 U CN 201120206269U CN 202099473 U CN202099473 U CN 202099473U
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- crank
- eccentric
- griffe
- transmission mechanism
- needle arm
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Abstract
The utility model discloses a griffe transmission mechanism of an electronic jacquard machine, which comprises a griffe at the lower end of a rack, a plurality of lifting needle arms on the two sides of the rack for lifting the griffe, a plurality of connecting rods for connecting the lifting needle arms, and a transmission main shaft installed by fixing plates on the two sides of the upper end of the rack; a driving sprocket is arranged on the inner side of each fixing plate on the transmission main shaft, and a driving gear is arranged on the outer side of each fixing plate; the driving sprocket is connected with an eccentric driven sprocket through a chain, and the driving gear is meshed with an eccentric gear; an outer side crank coaxial with the eccentric driven sprocket is arranged on the outer side of each fixing plate; and an inner side crank coaxial with the eccentric gear is arranged on the inner side of each fixing plate. In the griffe transmission mechanism of the electronic jacquard machine disclosed by the utility model, the eccentric driven sprocket and the eccentric gear on the two sides of the rack are driven by one transmission main shaft, the outer side crank and the inner side crank are staggered by 180 degrees to lift and descend the four lifting needle arms connected with the weaving machine, and the griffe is driven to lift jacquard needles to do upward movement sequentially and synchronously, so as to form a scissor-shaped warp opening; the whole transmission mechanism has the advantages of simplicity in structure, genious design and stable running.
Description
Technical field
The utility model 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 alternate up and down according to certain rules, form the passage that parallel is passed through; 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 accomplish the weaving process of fabric.The warp of shedding forms by the shedding choice structure and accomplishes, and 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 " scissor ", 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.
The utility model content
The utility model 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 following:
A kind of electronic jacquard machine transmission mechanism for griffe, some connecting rods of mentioning the needle arm of griffing, some connection needle arms that comprise the griffing of frame lower end, frame both sides and by the hard-wired transmission main shaft of fixed head of both sides, frame upper end; In described fixed head installed inside drive sprocket is arranged on the described transmission main shaft, driving gear is installed in the fixed head outside; Described drive sprocket is connected with the eccentric-driven sprocket wheel through chain, is engaged with eccentric gear on the described driving gear; Be provided with the outside crank with described eccentric-driven sprocket coaxiality in the described fixed head outside, be provided with the inboard crank coaxial with described eccentric gear in described fixed head inboard; Described eccentric-driven sprocket wheel, eccentric gear, outside crank and inboard crank are connected the needle arm of frame both sides respectively through connecting rod.
Further, described drive sprocket, driving gear, eccentric-driven sprocket wheel, eccentric gear, outside crank and inboard crank all are installed on the described fixed head through axle.
Further, described eccentric gear differs 180 ° with the coaxial initial deflection angle of inboard crank; Described eccentric-driven sprocket wheel differs 180 ° with the coaxial initial deflection angle of outside crank; Described outside crank is identical with the initial deflection angle of inboard crank.
Further, described needle arm is separately positioned on the both sides of frame, and each side is divided into outer needle arm and interior needle arm.
Further, described eccentric gear is connected the two ends of described outer needle arm with outside crank; Described eccentric-driven sprocket wheel is connected the two ends of described interior needle arm with inboard crank.
Further, the outer needle arm of described frame one side is mentioned identical two ends of griffing with the interior needle arm of opposite side.
When transmission main shaft is connected rotation with loom, will drives all gears and sprocket wheel and rotate synchronously, and mention the needle arm up and down through the rotation drive crank of eccentric gear and eccentric-driven sprocket wheel and crank; Because of crank and the initial deflection angle of eccentric-driven sprocket wheel (or eccentric gear) of mentioning needle arm two ends differs 180 °; So can move with opposite step up or down in needle arm two ends; Inside and outside needle arm dislocation just can drive and griffe and knitting needle forms the shedding of " scissor ".
The utility model electronic jacquard machine transmission mechanism for griffe drives the frame both sides through transmission main shaft eccentric-driven sprocket wheel and eccentric gear and outside crank and the inboard crank four tool needle arms that 180 ° of liftings or decline are connected with loom that misplace; And drive and to griffe to mention synchronously knitting needle and take turns doing and move upward; Form " scissor " shedding, whole transmission mechanism is simple in structure, design is ingenious, stable.
Description of drawings
Fig. 1 is a utility model electronic jacquard machine transmission mechanism for griffe perspective view right direction view.
Fig. 2 is a utility model electronic jacquard machine transmission mechanism for griffe perspective view left direction view.
The specific embodiment
Below in conjunction with accompanying drawing the utility model electronic jacquard machine being griffed the structure and the operation principle of driver further specifies.
Like Fig. 1, shown in Figure 2, a kind of electronic jacquard machine transmission mechanism for griffe comprises griffing of frame lower end, promptly first griffes 1 and second to griffe 2; Four tools of frame both sides are mentioned the needle arm of griffing, i.e. needle arm 6 outside needle arm 5 and the right side in needle arm 4, the right side in the outer needle arm in left side 3, the left side.8 connecting rods that connect the needle arms, i.e. first connecting rod 7, second connecting rod 8, third connecting rod 9, the 4th connecting rod 10, the 5th connecting rod 11, the 6th connecting rod 12, seven-link assembly 13 and the 8th connecting rod 14.By the fixed head of both sides, frame upper end, i.e. left side fixed head 15 and right side fixed head 16 hard-wired transmission main shafts 17.
Fixed head 15 installed inside have left side drive sprocket 18 in the left side on the transmission main shaft 17, and fixed head 16 installed inside have right side drive sprocket 19 on the right side.
Fixed head 15 outsides are equipped with left side driving gear 20 in the left side on the transmission main shaft 17; Fixed head 16 outsides are equipped with right side driving gear 21 on the right side.
Left side drive sprocket 18 is connected with left side eccentric-driven sprocket wheel 23 through left side chain 22, and left side eccentric-driven sprocket wheel 23 connects an end of needle arm 4 in the left side through third connecting rod 9; Right side drive sprocket 19 is connected with right side eccentric-driven sprocket wheel 25 through right side chain 24, and right side eccentric-driven sprocket wheel 25 is through an end of needle arm 5 in the 5th connecting rod 11 connection right sides.
Be engaged with left side eccentric gear 26 on the driving gear 20 of left side, left side eccentric gear 26 connects an end of the outer needle arm 3 in left side through first connecting rod 7; Be engaged with right side eccentric gear 27 on the right side driving gear 21, right side eccentric gear 27 is through needle arm 6 outside the 8th connecting rod 14 connection right sides. an end.Fixed head 15 outsides are provided with the left side outside crank 28 coaxial with left side eccentric-driven sprocket wheel 23 in the left side, and left side eccentric-driven sprocket wheel 23 differs 180 ° with the initial deflection angle of the outside, left side crank 28; Fixed head 16 outsides are provided with the right side outside crank coaxial with right side eccentric-driven sprocket wheel 25 on the right side
29, right side eccentric-driven sprocket wheel 25 differs 180 ° with the initial deflection angle of the outside, right side crank 29.Fixed head 15 inboards are provided with the left side inboard crank 30 coaxial with left side eccentric gear 26 in the left side, and left side eccentric gear 26 differs 180 ° with the inboard crank 30 initial deflection angles in left side; Fixed head 16 inboards are provided with the right side inboard crank 31 coaxial with right side eccentric gear 27 on the right side, and right side eccentric gear 27 differs 180 ° with the initial deflection angle of the inboard crank 31 in right side.
The outside, left side crank 28 connects an end of the outer needle arm 3 in left side through second connecting rod 8; The outside, right side crank 29 is through an end of needle arm 6 outside the seven-link assembly 13 connection right sides; The inboard crank 30 in left side connects an end of needle arm 4 in the left side through the 4th connecting rod 10; The inboard crank 31 in right side is through the end through needle arm 5 in the 6th connecting rod 12 connection right sides.
Left side drive sprocket 18, left side driving gear 20, left side eccentric-driven sprocket wheel 23, left side eccentric gear 26, the inboard crank 30 of left side outside crank 28 and left side all are installed on the fixed head 15 of left side through axle; Right side drive sprocket 19, right side driving gear 21, right side eccentric-driven sprocket wheel 25, right side eccentric gear 27, the inboard crank 31 of right side outside crank 29 and right side all are installed on the right side fixed head 16 through axle.
Crank 29 is identical with the initial deflection angle of the inboard crank 31 in right side outside the outside, left side crank 28, the inboard crank 30 in left side, the right side.
When transmission main shaft 17 rotations, will drive all gears and sprocket wheel and rotate synchronously, and mention the needle arm up and down through the rotation drive crank of eccentric gear and eccentric-driven sprocket wheel and crank; Because of crank and the initial deflection angle of eccentric-driven sprocket wheel (or eccentric gear) of mentioning needle arm two ends differs 180 °; So can move with opposite step up or down in needle arm two ends; Inside and outside needle arm dislocation just can drive and griffe and knitting needle forms the shedding of " scissor ".
The diameter and the connected mode of the wheel that the utility model electronic jacquard machine transmission mechanism for griffe is not limited to, gear that all drive through a transmission main shaft simultaneously and sprocket wheel dislocation are mentioned the electronic jacquard machine transmission mechanism for griffe that knitting needle forms the purpose of shedding and are all fallen within the scope that the utility model is asked for protection.
Claims (6)
1. electronic jacquard machine transmission mechanism for griffe, some connecting rods of mentioning the needle arm of griffing, some connection needle arms that comprise the griffing of frame lower end, frame both sides and by the hard-wired transmission main shaft of fixed head of both sides, frame upper end; It is characterized in that: in described fixed head installed inside drive sprocket is arranged on the described transmission main shaft, driving gear is installed in the fixed head outside; Described drive sprocket is connected with the eccentric-driven sprocket wheel through chain, is engaged with eccentric gear on the described driving gear; Be provided with the outside crank with described eccentric-driven sprocket coaxiality in the described fixed head outside, be provided with the inboard crank coaxial with described eccentric gear in described fixed head inboard; Described eccentric-driven sprocket wheel, eccentric gear, outside crank and inboard crank are connected the needle arm of frame both sides respectively through connecting rod.
2. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described drive sprocket, driving gear, eccentric-driven sprocket wheel, eccentric gear, outside crank and inboard crank all are installed on the described fixed head through axle.
3. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described eccentric gear differs 180 ° with the coaxial initial deflection angle of inboard crank; Described eccentric-driven sprocket wheel differs 180 ° with the coaxial initial deflection angle of outside crank; Described outside crank is identical with the initial deflection angle of inboard crank.
4. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described needle arm is separately positioned on the both sides of frame, and each side is divided into outer needle arm and interior needle arm.
5. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: described eccentric gear is connected the two ends of described outer needle arm with outside crank; Described eccentric-driven sprocket wheel is connected the two ends of described interior needle arm with inboard crank.
6. electronic jacquard machine transmission mechanism for griffe as claimed in claim 1 is characterized in that: the outer needle arm of described frame one side is mentioned identical two ends of griffing with the interior needle arm of opposite side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202062697U CN202099473U (en) | 2011-06-17 | 2011-06-17 | Griffe transmission mechanism of electronic jacquard machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202062697U CN202099473U (en) | 2011-06-17 | 2011-06-17 | Griffe transmission mechanism of electronic jacquard machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202099473U true CN202099473U (en) | 2012-01-04 |
Family
ID=45385496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202062697U Expired - Lifetime CN202099473U (en) | 2011-06-17 | 2011-06-17 | Griffe transmission mechanism of electronic jacquard machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202099473U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230250A (en) * | 2011-06-17 | 2011-11-02 | 浙江奇汇电子提花机有限公司 | Griffe transmission mechanism of electronic jacquard machine |
| CN104562357A (en) * | 2015-01-15 | 2015-04-29 | 海宁市天一纺织有限公司 | Griffe assembly of jacquard machine |
-
2011
- 2011-06-17 CN CN2011202062697U patent/CN202099473U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230250A (en) * | 2011-06-17 | 2011-11-02 | 浙江奇汇电子提花机有限公司 | Griffe transmission mechanism of electronic jacquard machine |
| CN104562357A (en) * | 2015-01-15 | 2015-04-29 | 海宁市天一纺织有限公司 | Griffe assembly of jacquard machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120104 Effective date of abandoning: 20130821 |
|
| RGAV | Abandon patent right to avoid regrant |