CN204455447U - Swing mechanism in a kind of jacquard - Google Patents

Swing mechanism in a kind of jacquard Download PDF

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Publication number
CN204455447U
CN204455447U CN201520034886.1U CN201520034886U CN204455447U CN 204455447 U CN204455447 U CN 204455447U CN 201520034886 U CN201520034886 U CN 201520034886U CN 204455447 U CN204455447 U CN 204455447U
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China
Prior art keywords
frame
rod
rocking bar
eccentric wheel
griffe
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CN201520034886.1U
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Chinese (zh)
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李梦颖
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李梦颖
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Abstract

The utility model provides the swing mechanism in a kind of jacquard, belongs to technical field of textile machine.It solve transmission instability in existing jacquard and affect the problems such as jacquard fabric quality.Swing mechanism in this jacquard, described jacquard comprises frame and left support plate and right support plate, this swing mechanism comprises power transmission shaft, left eccentric wheel and right eccentric wheel, left eccentric wheel is fixed on one end of power transmission shaft, left eccentric wheel is provided with left rocking bar, one end of left rocking bar is provided with connecting rod one, and the other end of left rocking bar is provided with connecting rod two; Right eccentric wheel is fixed on the other end of power transmission shaft, the eccentric eccentric potential difference of left eccentric wheel and the right side is 180 °, right eccentric wheel slides and is provided with right rocking bar, one end of right rocking bar is provided with connecting rod three, the other end of right rocking bar is provided with connecting rod four, power transmission shaft is also provided with the drives structure that it can be driven to rotate.The utility model can make knitting needle and lower knitting needle realize cross woven thus weave jacquard fabric, and transmission performance is stablized.

Description

Swing mechanism in a kind of jacquard
Technical field
The utility model belongs to technical field of textile machine, relates to a kind of jacquard, the swing mechanism of particularly griffing in a kind of jacquard.
Background technology
Jacquard, as a kind of textile tool, is the representative of the most overachievement of Ancient Times in China weaving technology, along with the continuous progress of the level of production, jacquard also since the Western Han Dynastry also improving further, perfect.In existing jacquard, its main feature controls every root warp with harness cord without heald frame, and every root warp can be made to move up and down independently, can be used for weaving complicated pattern tissue.But, control to griffe the drive mechanism often more complicated of upper and lower motion, meanwhile, be also not easy to the care and maintenance to jacquard.
Owing to there is above-mentioned problem, at present, people have developed a kind of jacquard, through retrieval, as Chinese patent literature discloses a kind of electronic jacquard lifting knife transmission mechanism [patent No.: ZL 201110164298.6; Authorization Notice No.: CN102230250A].This electronic jacquard lifting knife transmission mechanism, comprises the griffing of frame lower end, the some of frame both sides mentions the needle arm of griffing, the connecting rod of some connection needle arms and the transmission main shaft installed by the fixed head of both sides, frame upper end; Transmission main shaft is provided with drive sprocket inside fixed head, outside fixed head, driving gear is installed; Drive sprocket is connected with eccentric-driven sprocket wheel by chain, and driving gear is engaged with eccentric gear; Outside fixed head, be provided with the outboard crank with eccentric-driven sprocket coaxiality, inside fixed head, be provided with the inner crank coaxial with eccentric gear.
But, still there is a lot of deficiency in this electronic jacquard lifting knife transmission mechanism, by two pairs of gear trains and and chain wheel set drive and griffe to move up and down, thus the load causing total to be subject to is large, and the gear teeth easily wear and tear, affect stability and the machining accuracy of transmission.So, for those skilled in the art, need to develop a kind of load little, and the swing mechanism of staggered up and down change that more stable control is griffed.
Utility model content
The purpose of this utility model there are the problems referred to above for existing technology, proposes the swing mechanism of griffing in a kind of jacquard, and this swing mechanism has can realize knitting needle and lower knitting needle cross woven and the more stable feature of transmission.
The purpose of this utility model realizes by following technical proposal: the swing mechanism in a kind of jacquard, described jacquard comprises left support plate and the right support plate that frame and vertical symmetry are fixed on frame two ends, described left support plate offers the through hole one of rectangular shape, be provided with the upper left that can slide up and down along the vertical direction of described left support plate in described through hole one to griffe frame and lower-left and griffe frame, described right support plate offers the through hole two of rectangular shape, be provided with the upper right that can slide up and down along the vertical direction of described right support plate in described through hole two to griffe frame and bottom right and griffe frame, it is characterized in that, this swing mechanism comprises power transmission shaft, left eccentric wheel and right eccentric wheel, the mode that described power transmission shaft is rotated by axial restraint circumference is arranged between left support plate and right support plate, described left eccentric wheel is fixed on one end of power transmission shaft, described left eccentric wheel slides and is provided with left rocking bar, one end of described left rocking bar is provided with connecting rod one, the other end of described connecting rod one is arranged on above-mentioned upper left and griffes on frame, the other end of described left rocking bar is provided with connecting rod two, and the other end of described connecting rod two is arranged on above-mentioned lower-left and griffes on frame, described right eccentric wheel is fixed on the other end of power transmission shaft, and the eccentric eccentric potential difference of described left eccentric wheel and the right side is 180 °, described right eccentric wheel slides and is provided with right rocking bar, one end of described right rocking bar is provided with connecting rod three, the other end of described connecting rod three is arranged on above-mentioned bottom right and griffes on frame, the other end of described right rocking bar is provided with connecting rod four, the other end of described connecting rod four is arranged on above-mentioned upper right and griffes on frame, described power transmission shaft is also provided with the drives structure that it can be driven to rotate.
The operation principle of this swinging structure is such: 1, upper left is griffed frame and lower-left and griffed frame and can slide up and down in the through hole one of left support frame, and upper right is griffed frame and bottom right and griffed frame and can slide up and down in the through hole two of right support frame; 2, by drives structure, thus the rotation of power transmission shaft is driven; 3, power transmission shaft drives left eccentric wheel to rotate, because the core wheel line on the hole heart line of eccentric orfice on left eccentric wheel and left eccentric wheel exists potential difference, reciprocating rotation is made by predetermined path of movement from left rocking bar can be made, meanwhile, drive upper left to griffe frame, lower-left respectively by connecting rod one and connecting rod two to griffe frame and pump; 4, power transmission shaft drives right eccentric wheel to rotate, because the core wheel line on the hole heart line of eccentric orfice on right eccentric wheel and right eccentric wheel exists potential difference, and on right eccentric wheel on the hole heart line of eccentric orfice and left eccentric wheel the hole heart line of eccentric orfice there is the potential difference of 180 °, reciprocating rotation is made by predetermined path of movement from right rocking bar can be made, meanwhile, drive bottom right to griffe frame, upper right respectively by connecting rod three and connecting rod four to griffe frame and pump.
In swing mechanism in above-mentioned jacquard, described left eccentric wheel offers groove one along arc surface, and one end of above-mentioned left rocking bar is rotated and is provided with roller one, and described roller one is slidably arranged in described groove one; Described right eccentric wheel offers groove two along arc surface, and one end of above-mentioned left rocking bar is rotated and is provided with roller two, and described roller two is slidably arranged in described groove two.Rotated by left eccentric wheel, make the roller one of left rocking bar one end by by predetermined path of movement reciprocating motion, thus the rotation of left rocking bar can be realized; Rotated by right eccentric wheel, make the roller two of right rocking bar one end by predetermined path of movement reciprocating motion, thus the rotation of right rocking bar can be realized, and friction can be reduced by roller one and roller two transmission, transmit larger power.
In swing mechanism in above-mentioned jacquard, described left support plate offers rotation hole one, rotated by bearing in described rotation hole one and be provided with connecting axle one, the middle part of above-mentioned left rocking bar offers rotation hole two, described connecting axle one adopts the mode of interference fit to be located in rotation hole two, and the other end of connecting axle one is fixed in above-mentioned frame by bearing block; Described right support plate offers rotation hole three, rotated by bearing in described rotation hole three and be provided with connecting axle two, the middle part of above-mentioned right rocking bar offers rotation hole four, described connecting axle two adopts the mode of interference fit to be located in rotation hole four, and the other end of connecting axle two is fixed in above-mentioned frame by bearing block.Left interference rocker is engaged on connecting axle one, and the two ends of connecting axle one are rotated respectively and are arranged in left support plate and frame, thus realizes left rocking bar and can swing according in predetermined scope; Right interference rocker is engaged on connecting axle two, and the two ends of connecting axle two are rotated respectively and are arranged in right support plate and frame, thus realizes left rocking bar and can swing according in predetermined scope.
In swing mechanism in above-mentioned jacquard, described connecting rod one and one end of connecting rod two are hinged on the two ends of left rocking bar respectively, and described connecting rod one and the other end of connecting rod two are hinged on upper left respectively and griffe frame and lower-left and griffe on frame; Described connecting rod three and one end of connecting rod four are hinged on the two ends of right rocking bar respectively, described connecting rod three and the other end of connecting rod four are hinged on upper right respectively and griffe frame and bottom right and griffe on frame, described connecting rod one is equal with the length of connecting rod four, and described connecting rod two is equal with the length of connecting rod three.By being hinged on connecting rod one and the connecting rod four of left rocking bar and right rocking bar one end respectively, upper left can being driven simultaneously to griffe frame and upper right and to griffe frame and slide up and down within the specific limits; By being hinged on connecting rod two and the connecting rod three of left rocking bar and the right rocking bar other end respectively, lower-left can being driven simultaneously to griffe frame and bottom right and to griffe frame and slide up and down within the specific limits.
In swing mechanism in above-mentioned jacquard, described drives structure comprises drive motors, drive sprocket, driven sprocket and chain, described drive motors is fixed in frame, described drive sprocket is fixed on the output shaft of drive motors, described driven sprocket is fixed on one end of above-mentioned power transmission shaft, and described drive sprocket and driven sprocket are all at grade, described chain is arranged between drive sprocket and driven sprocket.Drive motors drives drive sprocket to rotate, then is rotated by chain-driving driven sprocket, thus realizes the rotation of power transmission shaft.
In swing mechanism in above-mentioned jacquard, the equal correspondence of described left support plate and right support plate lower end offers installing hole, and described power transmission shaft is arranged in described installing hole by bearing.By the bearing be provided with in installing hole, thus make power transmission shaft be fed through left support plate and right support plate, thus drive left eccentric wheel and right eccentric wheel to rotate.
In swing mechanism in above-mentioned jacquard, the two side of described through hole one all vertically offers chute one, above-mentioned upper left is griffed the two ends of frame and is all fixed with the slide block one that can move up and down with it, described slide block one is arranged in described chute one, described lower-left is griffed the two ends of frame and is fixed with the slide block two that can move up and down with it, and described slide block two is arranged in described chute one; The two side of described through hole two all vertically offers chute two, above-mentioned upper right is griffed the two ends of frame and is all fixed with the slide block three that can move up and down with it, described slide block three is arranged in described chute two, described bottom right is griffed the two ends of frame and is fixed with the slide block four that can move up and down with it, and described slide block four is arranged in described chute two.Upper left is griffed the two ends of frame and is all fixed with slide block one, and lower-left is griffed the two ends of frame and is fixed with slide block two, and slide block one and slide block two can slide in the chute one of through hole one; Upper right is griffed the two ends of frame and is all fixed with slide block one, and bottom right is griffed the two ends of frame and is fixed with slide block two, and slide block one and slide block two can slide in the chute two of through hole two.
Compared with prior art, the swing mechanism in this jacquard has the following advantages:
1, upper left of the present utility model is griffed frame and lower-left and is griffed frame and can slide up and down in the through hole one of left support frame, and upper right is griffed frame and bottom right and griffed frame and can slide up and down in the through hole two of right support frame.
2, power transmission shaft of the present utility model drives left eccentric wheel to rotate, because the core wheel line on the hole heart line of eccentric orfice on left eccentric wheel and left eccentric wheel exists potential difference, from left rocking bar can be made to make reciprocating rotation by predetermined path of movement, thus realize upper left and griffe frame, lower-left and griffe frame and pump.
3, power transmission shaft of the present utility model drives right eccentric wheel to rotate, because the core wheel line on the hole heart line of eccentric orfice on right eccentric wheel and right eccentric wheel exists potential difference, and on right eccentric wheel on the hole heart line of eccentric orfice and left eccentric wheel the hole heart line of eccentric orfice there is the potential difference of 180 °, from right rocking bar can be made to make reciprocating rotation by predetermined path of movement, thus realize bottom right and griffe frame, upper right and griffe frame and pump.
4, the utility model drives drive sprocket to rotate by drive motors, then is rotated by chain-driving driven sprocket, thus realizes the rotation of power transmission shaft.
Accompanying drawing explanation
Fig. 1 is the structural representation of this jacquard;
Fig. 2 is the right TV structure schematic diagram of this jacquard;
Fig. 3 is the mounting structure schematic diagram of knitting needle on this jacquard;
Fig. 4 is structural representation of the present utility model.
In figure, 1, frame; 2, left support plate; 2a, through hole one; 3, right support plate; 3a, through hole two; 4, frame is griffed in upper left; 5, frame is griffed in lower-left; 6, upper right griffes frame; 7, frame is griffed in bottom right; 8, arm is griffed on; 8a, body one; 8b, connecting portion one; 9, griffe on; 10, upper knitting needle; 11, arm is griffed under; 11a, body two; 11b, connecting portion two; 12, griffe under; 13, lower knitting needle; 14, slide block one; 15, slide block two; 16, slide block three; 17, slide block four; 18, power transmission shaft; 19, left eccentric wheel; 20, right eccentric wheel; 21, left rocking bar; 22, connecting rod one; 23, connecting rod two; 24, right rocking bar; 25, connecting rod three; 26, connecting rod four; 27, roller one; 28, roller two; 29, connecting axle one; 30, connecting axle two; 31, bearing block; 32, nut; 33, drive motors; 34, drive sprocket; 35, driven sprocket; 36, chain.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As depicted in figs. 1 and 2, a kind of jacquard, comprise left support plate 2 and right support plate 3 that frame 1 and vertical symmetry are fixed on frame 1 two ends, and left support plate 2 and right support plate 3 are fixed in frame 1 by bolt and nut, thus are convenient to the handling of left support plate 2 and right support plate 3.Left support plate 2 offers through hole one 2a of rectangular shape, be provided with the upper left distributed up and down in through hole one 2a and griffe frame 4 and lower-left and griffe frame 5, and upper left is griffed frame 4 and lower-left and griffed frame 5 and can slide along the vertical direction of left support plate 2; Right support plate 3 offers through hole two 3a of rectangular shape, be provided with the upper right distributed up and down in through hole two 3a and griffe frame 6 and bottom right and griffe frame 7, and upper right is griffed frame 6 and bottom right and griffed frame 7 and can slide along the vertical direction of right support plate 3.
As shown in Figure 3, specifically, the two side of through hole one 2a all vertically offers chute one, upper left is griffed the two ends of frame 4 and is all fixed with the slide block 1 that can move up and down with it, slide block 1 is arranged in described chute one, lower-left is griffed the two ends of frame 5 and is fixed with the slide block 2 15 that can move up and down with it, and slide block 2 15 is arranged in described chute one; The two side of through hole two 3a all vertically offers chute two, upper right is griffed the two ends of frame 6 and is all fixed with the slide block 3 16 that can move up and down with it, slide block 3 16 is arranged in described chute two, bottom right is griffed the two ends of frame 7 and is fixed with the slide block 4 17 that can move up and down with it, and slide block 4 17 is arranged in described chute two.Upper left is griffed the two ends of frame 4 and is all fixed with slide block 1, and lower-left is griffed the two ends of frame 5 and is fixed with slide block 2 15, and slide block 1 and slide block 2 15 can slide in the chute one of through hole one 2a; Upper right is griffed the two ends of frame 6 and is all fixed with slide block 1, and bottom right is griffed the two ends of frame 7 and is fixed with slide block 2 15, and slide block 1 and slide block 2 15 can slide in the chute two of through hole two 3a.
Wherein, upper left griffe frame 4 and upper right griffe the lower end of frame 6 be fixed with towards under on griffe arm 8, on griffe arm 8 is all detachably provided with to griffe 9, on griffe to be equipped with knitting needle 10 on 9, lower-left is griffed frame 5 and bottom right and is griffed the upper end of frame 7 and be fixed with some towards griffing arm 11 under upper, and under griffe arm 11 with on griffe arm 8 and be crisscross arranged, under griffe arm 11 is detachably provided with down to griffe 12, under griffe to be equipped with lower knitting needle 13 on 12.
As shown in Figure 4, frame 1 is also provided with can drive described on griffe 9 and under griffe the swing mechanism of 12 up and down reciprocatingly crisscross motions.Specifically, swing mechanism comprises power transmission shaft 18, left eccentric wheel 19 and right eccentric wheel 20.The mode that power transmission shaft 18 is rotated by axial restraint circumference is arranged between left support plate 2 and right support plate 3.The equal correspondence of left support plate 2 and right support plate 3 lower end offers installing hole, and power transmission shaft 18 is arranged in described installing hole by bearing.By the bearing be provided with in installing hole, thus make power transmission shaft 18 be fed through left support plate 2 and right support plate 3, thus drive left eccentric wheel 19 and right eccentric wheel 20 to rotate.Left eccentric wheel 19 is fixed on one end of power transmission shaft 18, left eccentric wheel 19 slides and is provided with left rocking bar 21, one end of left rocking bar 21 is provided with connecting rod 1, the other end of connecting rod 1 is arranged on upper left and griffes on frame 4, the other end of left rocking bar 21 is provided with connecting rod 2 23, and the other end of described connecting rod 2 23 is arranged on above-mentioned lower-left and griffes on frame 5; Right eccentric wheel 20 is fixed on the other end of power transmission shaft 18, and the eccentric potential difference of left eccentric wheel 19 and right eccentric wheel 20 is 180 °, right eccentric wheel 20 slides and is provided with right rocking bar 24, one end of right rocking bar 24 is provided with connecting rod 3 25, the other end of connecting rod 3 25 is arranged on bottom right and griffes on frame 7, the other end of right rocking bar 24 is provided with connecting rod 4 26, and the other end of connecting rod 4 26 is arranged on upper right and griffes on frame 6.Power transmission shaft 18 drives left eccentric wheel 19 to rotate, because the core wheel line on the hole heart line of eccentric orfice on left eccentric wheel 19 and left eccentric wheel 19 exists potential difference, reciprocating rotation is made by predetermined path of movement from left rocking bar 21 can be made, meanwhile, drive upper left to griffe frame 4, lower-left respectively by connecting rod 1 and connecting rod 2 23 to griffe frame 5 and pump; Power transmission shaft 18 drives right eccentric wheel 20 to rotate, because the core wheel line on the hole heart line of eccentric orfice on right eccentric wheel 20 and right eccentric wheel 20 exists potential difference, and on right eccentric wheel 20 on the hole heart line of eccentric orfice and left eccentric wheel 19 the hole heart line of eccentric orfice there is the potential difference of 180 °, reciprocating rotation is made by predetermined path of movement from right rocking bar 24 can be made, meanwhile, drive bottom right to griffe frame 7, upper right respectively by connecting rod 3 25 and connecting rod 4 26 to griffe frame 6 and pump.
Wherein, left support plate 2 offers rotation hole one, rotated by bearing in rotation hole one and be provided with connecting axle 1, the middle part of left rocking bar 21 offers rotation hole two, connecting axle 1 adopts the mode of interference fit to be located in rotation hole two, and the other end of connecting axle 1 is fixed in above-mentioned frame 1 by bearing block 31; Right support plate 3 offers rotation hole three, rotated by bearing in rotation hole three and be provided with connecting axle 2 30, the middle part of right rocking bar 24 offers rotation hole four, connecting axle 2 30 adopts the mode of interference fit to be located in rotation hole four, and the other end of connecting axle 2 30 is fixed in above-mentioned frame 1 by bearing block 31.Left rocking bar 21 is interference fitted on connecting axle 1, and the two ends of connecting axle 1 are rotated respectively and are arranged in left support plate 2 and frame 1. thus realize left rocking bar 21 and can swing according in predetermined scope; Right rocking bar 24 is interference fitted on connecting axle 2 30, and the two ends of connecting axle 2 30 are rotated respectively and are arranged in right support plate 3 and frame 1, thus realizes left rocking bar 21 and can swing according in predetermined scope.
More specifically, left eccentric wheel 19 offers groove one along arc surface, and one end of left rocking bar 21 is rotated and is provided with roller 1, and roller 1 is slidably arranged in described groove one; Right eccentric wheel 20 offers groove two along arc surface, and one end of left rocking bar 21 is rotated and is provided with roller 2 28, and roller 2 28 is slidably arranged in groove two.Rotated by left eccentric wheel 19, make the roller 1 of left rocking bar 21 one end by by predetermined path of movement reciprocating motion, the rotation of left rocking bar 21 can be realized; Rotated by right eccentric wheel 20, make the roller 2 28 of right rocking bar 24 one end by predetermined path of movement reciprocating motion, the rotation of right rocking bar 24 can be realized, and friction can be reduced by roller 1 and roller 2 28 transmission, transmit larger power.
One end of connecting rod 1 and connecting rod 2 23 is hinged on the two ends of left rocking bar 21 respectively, and the other end of connecting rod 1 and connecting rod 2 23 is hinged on upper left respectively and griffes frame 4 and lower-left and griffe on frame 5; One end of connecting rod 3 25 and connecting rod 4 26 is hinged on the two ends of right rocking bar 24 respectively, the other end of connecting rod 3 25 and connecting rod 4 26 is hinged on upper right respectively and griffes frame 6 and bottom right and griffe on frame 7, the length of connecting rod 1 and connecting rod 4 26 is equal, and the length of connecting rod 2 23 and connecting rod 3 25 is equal.By being hinged on connecting rod 1 and the connecting rod 4 26 of left rocking bar 21 and right rocking bar 24 one end respectively, thus upper left can be driven to griffe frame 4 and upper right griffe frame 6 and slide up and down within the specific limits simultaneously; By being hinged on connecting rod 2 23 and the connecting rod 3 25 of left rocking bar 21 and right rocking bar 24 other end respectively, thus lower-left can be driven to griffe frame 5 and bottom right griffe frame 7 and slide up and down within the specific limits simultaneously.
On griffe arm 8 and comprise body one 8a and to be solidly fixed connecting portion one 8b of outwardly convex with body one 8a, described connecting portion one 8b is cylindrical, and the outer surface of connecting portion one 8b offers external screw thread, the two ends of griffing on above-mentioned all offer connecting hole one, two described connecting holes one are set in upper left respectively and griffe to griffe in frame 4 connecting portion one 8b of arm 8 and upper right and griffe to griffe on connecting portion one 8b of arm 8 in frame 6, and its end adopts nut 32 to fix respectively; Griffing arm 11 under described comprises body two 11a and to be solidly fixed connecting portion two 11b of outwardly convex with body two 11a, described connecting portion two 11b is cylindrical, and the outer surface of connecting portion two 11b offers external screw thread, griffe under above-mentioned 12 two ends all offer connecting hole two, two described connecting holes two are set in lower-left respectively and griffe to griffe under in frame 5 connecting portion two 11b of arm 11 and bottom right and griffe to griffe on connecting portion two 11b of arm 11 under in frame 7, and its end adopts nut 32 to fix respectively.On griffe connecting hole one that 9 two ends offer and be set in upper left respectively and griffe connecting portion one 8b of arm 8 and upper right and griffe on connecting portion one 8b of arm 8, thus griffe on driving 9 to slide up and down within the specific limits simultaneously, and griffe on realizing 9 detachable setting; Under griffe connecting hole two that 12 two ends offer and be set in lower-left respectively and griffe connecting portion two 11b of arm 11 and bottom right and griffe on connecting portion two 11b of arm 11, thus griffe 12 to slide up and down within the specific limits under driving simultaneously, and griffe on realizing 9 detachable setting.
In addition, power transmission shaft 18 is also provided with the drives structure that it can be driven to rotate.More particularly, drives structure comprises drive motors 33, drive sprocket 34, driven sprocket 35 and chain 36, drive motors 33 is fixed in frame 1, drive sprocket 34 is fixed on the output shaft of drive motors 33, driven sprocket 35 is fixed on one end of above-mentioned power transmission shaft 18, and drive sprocket 34 and driven sprocket 35 are all at grade, chain 36 is arranged between drive sprocket 34 and driven sprocket 35.Drive motors 33 drives drive sprocket 34 to rotate, then drives driven sprocket 35 to rotate by chain 36, thus realizes the rotation of power transmission shaft 18.
Comprehensively above-mentioned, generally speaking the operation principle of this jacquard is such:
1, start drive motors 33, the output shaft of drive motors 33 drives drive sprocket 34 to rotate, then drives driven sprocket 35 to rotate by chain 36, thus realizes the rotation of power transmission shaft 18;
2, power transmission shaft 18 drives left eccentric wheel 19 to rotate, because the core wheel line on the hole heart line of eccentric orfice on left eccentric wheel 19 and left eccentric wheel 19 exists potential difference, thus left rocking bar 21 can be made to make reciprocating rotation by predetermined path of movement, thus realize upper left and griffe frame 4, lower-left and griffe frame 5 and pump;
3, power transmission shaft 18 drives right eccentric wheel 20 to rotate simultaneously, because the core wheel line on the hole heart line of eccentric orfice on right eccentric wheel 20 and right eccentric wheel 20 exists potential difference, and on right eccentric wheel 20 on the hole heart line of eccentric orfice and left eccentric wheel 19 the hole heart line of eccentric orfice there is the potential difference of 180 °, thus right rocking bar 24 can be made to make reciprocating rotation by predetermined path of movement, thus realize bottom right and griffe frame 7, upper right and griffe frame 6 and pump;
4, drive upper left to griffe frame 4 and lower-left respectively by slide block 1 and slide block 2 15 to griffe frame 5 and slide up and down in through hole one 2a of left support plate 2, drive upper right to griffe frame 6 and bottom right respectively by slide block 3 16 and slide block 4 17 and griffe frame 7 and slide up and down in through hole two 3a of right support plate 3;
5, griffe frame 4 and upper right by upper left and griffe sliding up and down of frame 6, drive being griffed arm 8 slides up and down, thus the upper knitting needle 10 of griffing on realizing on 9 slides up and down;
6, simultaneously, griffe frame 5 and bottom right griffe sliding up and down of frame 7 by lower-left, griffing arm 11 under drive slides up and down, thus the lower knitting needle 13 of griffing under realizing on 12 slides up and down;
7, finally jacquard fabric is woven.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ 1 herein, frame; 2, left support plate; 2a, through hole one; 3, right support plate; 3a, through hole two; 4, frame is griffed in upper left; 5, frame is griffed in lower-left; 6, upper right griffes frame; 7, frame is griffed in bottom right; 8, arm is griffed on; 8a, body one; 8b, connecting portion one; 9, griffe on; 10, upper knitting needle; 11, arm is griffed under; 11a, body two; 11b, connecting portion two; 12, griffe under; 13, lower knitting needle; 14, slide block one; 15, slide block two; 16, slide block three; 17, slide block four; 18, power transmission shaft; 19, left eccentric wheel; 20, right eccentric wheel; 21, left rocking bar; 22, connecting rod one; 23, connecting rod two; 24, right rocking bar; 25, connecting rod three; 26, connecting rod four; 27, roller one; 28, roller two; 29, connecting axle one; 30, connecting axle two; 31, bearing block; 32, nut; 33, drive motors; 34, drive sprocket; 35, driven sprocket; 36, the term such as chain, but do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.

Claims (7)

1. the swing mechanism in a jacquard, described jacquard comprises left support plate and the right support plate that frame and vertical symmetry are fixed on frame two ends, described left support plate offers the through hole one of rectangular shape, be provided with the upper left that can slide up and down along the vertical direction of described left support plate in described through hole one to griffe frame and lower-left and griffe frame, described right support plate offers the through hole two of rectangular shape, be provided with the upper right that can slide up and down along the vertical direction of described right support plate in described through hole two and griffe frame and bottom right and griffe frame; It is characterized in that, this swing mechanism comprises power transmission shaft, left eccentric wheel and right eccentric wheel, the mode that described power transmission shaft is rotated by axial restraint circumference is arranged between left support plate and right support plate, described left eccentric wheel is fixed on one end of power transmission shaft, described left eccentric wheel slides and is provided with left rocking bar, one end of described left rocking bar is provided with connecting rod one, the other end of described connecting rod one is arranged on above-mentioned upper left and griffes on frame, the other end of described left rocking bar is provided with connecting rod two, and the other end of described connecting rod two is arranged on above-mentioned lower-left and griffes on frame; Described right eccentric wheel is fixed on the other end of power transmission shaft, and the eccentric eccentric potential difference of described left eccentric wheel and the right side is 180 °, described right eccentric wheel slides and is provided with right rocking bar, one end of described right rocking bar is provided with connecting rod three, the other end of described connecting rod three is arranged on above-mentioned bottom right and griffes on frame, the other end of described right rocking bar is provided with connecting rod four, the other end of described connecting rod four is arranged on above-mentioned upper right and griffes on frame, described power transmission shaft is also provided with the drives structure that it can be driven to rotate.
2. the swing mechanism in jacquard according to claim 1, is characterized in that, described left eccentric wheel offers groove one along arc surface, and one end of above-mentioned left rocking bar is rotated and is provided with roller one, and described roller one is slidably arranged in described groove one; Described right eccentric wheel offers groove two along arc surface, and one end of above-mentioned left rocking bar is rotated and is provided with roller two, and described roller two is slidably arranged in described groove two.
3. the swing mechanism in jacquard according to claim 2, it is characterized in that, described left support plate offers rotation hole one, rotated by bearing in described rotation hole one and be provided with connecting axle one, the middle part of above-mentioned left rocking bar offers rotation hole two, described connecting axle one adopts the mode of interference fit to be located in rotation hole two, and the other end of connecting axle one is fixed in above-mentioned frame by bearing block; Described right support plate offers rotation hole three, rotated by bearing in described rotation hole three and be provided with connecting axle two, the middle part of above-mentioned right rocking bar offers rotation hole four, described connecting axle two adopts the mode of interference fit to be located in rotation hole four, and the other end of connecting axle two is fixed in above-mentioned frame by bearing block.
4. the swing mechanism in jacquard according to claim 3, it is characterized in that, described connecting rod one and one end of connecting rod two are hinged on the two ends of left rocking bar respectively, and described connecting rod one and the other end of connecting rod two are hinged on upper left respectively and griffe frame and lower-left and griffe on frame; Described connecting rod three and one end of connecting rod four are hinged on the two ends of right rocking bar respectively, described connecting rod three and the other end of connecting rod four are hinged on upper right respectively and griffe frame and bottom right and griffe on frame, described connecting rod one is equal with the length of connecting rod four, and described connecting rod two is equal with the length of connecting rod three.
5. the swing mechanism in jacquard according to claim 4, it is characterized in that, described drives structure comprises drive motors, drive sprocket, driven sprocket and chain, described drive motors is fixed in frame, described drive sprocket is fixed on the output shaft of drive motors, described driven sprocket is fixed on one end of above-mentioned power transmission shaft, and described drive sprocket and driven sprocket are all at grade, and described chain is arranged between drive sprocket and driven sprocket.
6. the swing mechanism in jacquard according to claim 5, is characterized in that, the equal correspondence of described left support plate and right support plate lower end offers installing hole, and described power transmission shaft is arranged in described installing hole by bearing.
7. the swing mechanism in jacquard according to claim 6, it is characterized in that, the two side of described through hole one all vertically offers chute one, above-mentioned upper left is griffed the two ends of frame and is all fixed with the slide block one that can move up and down with it, described slide block one is arranged in described chute one, described lower-left is griffed the two ends of frame and is fixed with the slide block two that can move up and down with it, and described slide block two is arranged in described chute one; The two side of described through hole two all vertically offers chute two, above-mentioned upper right is griffed the two ends of frame and is all fixed with the slide block three that can move up and down with it, described slide block three is arranged in described chute two, described bottom right is griffed the two ends of frame and is fixed with the slide block four that can move up and down with it, and described slide block four is arranged in described chute two.
CN201520034886.1U 2015-01-19 2015-01-19 Swing mechanism in a kind of jacquard Expired - Fee Related CN204455447U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104480608A (en) * 2015-01-19 2015-04-01 徐心亿 Swinging mechanism in jacquard
CN106012177A (en) * 2016-08-09 2016-10-12 浙江和心控股集团有限公司 Transmission device in jacquard machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104480608A (en) * 2015-01-19 2015-04-01 徐心亿 Swinging mechanism in jacquard
CN104480608B (en) * 2015-01-19 2016-02-10 李素凤 Swing mechanism in a kind of jacquard
CN106012177A (en) * 2016-08-09 2016-10-12 浙江和心控股集团有限公司 Transmission device in jacquard machine

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