CN208533021U - Transmission mechanism for griffe of jacquard - Google Patents

Abstract

The utility model discloses a kind of transmission mechanism for griffe of jacquard, belong to field of textile machinery, technical points include rack and the opposite support plate for offering utensil receiving opening, the internal slide of utensil receiving opening is connected with upper layer knife rest and lower layer's knife rest, the opposite transmission component for driving upper layer knife rest and lower layer's knife rest progress up and down reciprocatingly crisscross motion of mirror image is provided in rack, transmission component includes the first support column, the top of first support column is hinged with lever, the both ends of lever offer regulating tank, the both ends of lever, which are respectively arranged with, griffes arm with upper layer and lower layer griffes arm is fixedly linked first and griffe pull rod and second to griffe pull rod, first griffe pull rod and second griffe pull rod bottom end pass through the sliding of slide bar and regulating tank respectively and be connected, it is provided in rack and pulls first to griffe link assembly and drive connecting rod that pull rod carries out vertical direction movement The driving assembly moved.The utility model, which has, stablizes the kind of drive, thus the advantages of guaranteeing jacquard fabric machining accuracy.

Description

Transmission mechanism for griffe of jacquard

Technical field

The utility model relates to field of textile machinery, in particular to a kind of transmission mechanism for griffe of jacquard.

Background technique

Jacquard weave is exactly textile fabric with warp, the ridge design of weft staggered.Such as to realize warp, the intertexture of weft yarn must Warp thread must be divided into upper layer and lower layer according to certain rule, to form the channel that weft yarn passes through, that is, shed open, weft yarn introduces shuttle After mouthful, two layers of warp thread forms new shed open further according to the rule position alternatively up and down that interweaves, and weft again passes through shed open, with braiding Ridge design out.To realize that the machine of above-mentioned weaving is jacquard.

Currently, the patent document that Authorization Notice No. is CN102230250A discloses a kind of electronic jacquard machine and griffes driver Structure, griffing including rack lower end, rack two sides it is several lift the needle arm griffed, the connecting rod of several connection needle arms, with And the transmission main shaft installed by the fixed plate of frame upper end two sides；Drive sprocket is installed on the inside of fixed plate on transmission main shaft, Driving gear is installed on the outside of fixed plate；Drive sprocket is connected with eccentric-driven sprocket wheel by chain, engages on driving gear There is eccentric gear；Outboard crank with eccentric-driven sprocket coaxiality is equipped on the outside of fixed plate, be equipped on the inside of fixed plate with it is inclined The coaxial inner crank of heart gear.

But still there are many deficiencies for this electronic jacquard lifting knife transmission mechanism, passes through two pairs of gear sets and sprocket wheel Group griffes to move up and down to drive, and influences the stability and machining accuracy of transmission, so as to cause the quality for influencing jacquard fabric.

Utility model content

The purpose of this utility model is to provide a kind of transmission mechanism for griffe of jacquard, have steady for the kind of drive It is fixed, thus the advantages of guaranteeing jacquard fabric machining accuracy.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of transmission mechanism for griffe of jacquard, the support including rack and the vertical relatively fixed both ends of end face on the rack Plate, the surface of opposite support plate offer the utensil receiving opening of opposite rectangle, and the internal slide of utensil receiving opening is connected with level up and down The upper layer knife rest and lower layer's knife rest of Relative distribution, upper layer knife rest include inside the utensil receiving opening being located in opposite support plate Parallel opposite upper layer griffes arm and griffes to griffe to form on several between arm positioned at opposite upper layer, and lower layer's knife rest includes Parallel opposite lower layer inside the utensil receiving opening being located in opposite support plate griffes arm and mentions positioned at opposite lower layer Griffe to form under several between tool arm, above griffe and under griffe to be staggered, the outside of opposite support plate is located in rack Be respectively arranged with the opposite drive upper layer of mirror image griffe arm and lower layer griffe arm slide to make in utensil receiving opening upper layer knife rest and Lower layer's knife rest carries out the transmission component of up and down reciprocatingly crisscross motion, and transmission component includes that the height being vertically fixed in rack does not surpass Cross the first support column of utensil receiving opening, the top of the first support column is provided with the lever parallel with support plate, the central point of lever with First support column is hinged, and the position that the surface of lever is located at length direction both ends offers regulating tank, the length side of regulating tank To identical as the length direction of lever, the both ends of lever, which are respectively arranged with first be vertically arranged, griffes pull rod and second and griffes to draw Bar, first griffe pull rod and second griffe pull rod bottom end pass through the regulating tank at columned slide bar and lever both ends respectively and slide Be connected, first griffe pull rod and second griffe pull rod top arm is griffed with upper layer respectively and lower layer griffes arm and is fixedly linked, machine It is provided on frame and pulls first to griffe the drive that pull rod carries out the mobile link assembly of vertical direction and connecting rod is driven to be moved Dynamic component, driving assembly are located at the first obliquely downward for griffing pull rod.

By using above-mentioned technical proposal, a seesaw structure is formed by the first support column and lever, in lever Both ends open up regulating tank, and first by being vertically arranged griffe pull rod and second griffe pull rod respectively by upper layer griffe arm and under Layer griffes arm and is connected with the both ends of lever, and first, which griffes pull rod and second, griffes pull rod and griffe arm and lower layer with upper layer respectively It griffes arm to be fixedly linked, first, which griffes pull rod and second, griffes pull rod and be slidably connected with regulating tank respectively, to carry out in lever When swing, guarantees that first griffes pull rod and second and griffe pull rod and moved along vertical direction, guarantee that arm is griffed on upper layer Griffe arm by downward active force with lower layer, make upper layer griffe arm and lower layer griffe arm stress it is more stable, to guarantee to mention The precision of flower fabric processing.

The utility model is further arranged to: the sliding slot of vertical direction setting is offered on the opposite side wall of utensil receiving opening, on Layer griffes arm and lower layer griffes the both ends of arm and is respectively protruding into opposite sliding slot and is connected with sliding slot sliding.

By using above-mentioned technical proposal, arm is griffed to upper layer by sliding slot and lower layer griffes arm and limits, is avoided Layer griffes arm and lower layer griffes arm and axial rotation occurs.

The utility model is further arranged to: arm is griffed on upper layer and lower layer griffes arm and is respectively protruding into inside opposite sliding slot Both ends end face on roll ball is installed.

By using above-mentioned technical proposal, by the rolling of ball, arm is griffed on reduction upper layer and arm and sliding slot are griffed by lower layer Between frictional force, enable upper layer griffe arm and lower layer to griffe arm more stable when mobile.

The utility model is further arranged to: support plate is bolted in rack.

By using above-mentioned technical proposal, support plate is installed in rack by bolt, thus it is convenient to support plate into Row disassembly.

The utility model is further arranged to: driving assembly includes horizontally disposed and both ends are each passed through opposite support The rotation axis of plate, the side surface that the both ends of rotation axis are away from each other from opposite support plate respectively are stretched out, rotation axis and support plate Revolution is connected, and rotation axis stretches out the both ends of opposite support plate respectively, and wherein one end is fixed with turntable, and the other end is fixed with crank Axis, crank axle are provided with the driving motor for driving rotation axis rotation, the output shaft and song of driving motor far from one end of rotation axis Arbor is fixedly linked, and at the crank diameter of crank axle and turntable deviates the position in the center of circle and passes through link assembly and opposite the respectively One, which griffes pull rod, is connected, and the position that turntable deviates the center of circle is located on crank axle on the extended line of crank diameter.

By using above-mentioned technical proposal, the transmission component for driving mirror image opposite by a rotation axis, to guarantee Upper layer knife rest is identical with the stress of lower layer's knife rest two sides, to guarantee that upper layer knife rest and lower layer's knife rest steadily move.

The utility model is further arranged to: link assembly include on crank axle crank diameter or turntable be hinged One connecting rod and griffe pull rod with first and connect the second connecting rod that one end of lever is hinged, first connecting rod and second connecting rod from It is connected by holding by third connecting rod, third connecting rod is obliquely installed, and third connecting rod is located at one end of lower and the freedom of second connecting rod End is hinged, and third connecting rod is located at one end of eminence and the free end of first connecting rod and is hinged, and first is located in rack and griffes to draw Be vertically fixed the second support column between bar and rotation axis, the top of the second support column and the shaft of third connecting rod be hinged from And the second support column and third connecting rod is made to form a seesaw structure.

By using above-mentioned technical proposal, by making third connecting rod and the second support column form seesaw structure, and pass through First connecting rod drives third connecting rod to be moved, with the swing of third connecting rod, make second connecting rod pull first griffe pull rod into The movement of row vertical direction, to realize that upper layer knife rest and lower layer's knife rest carry out up and down reciprocatingly crisscross motion.

The utility model is further arranged to: rotation axis is connected by bearing with opposite support plate revolution.

By using above-mentioned technical proposal, rotation axis is connected with support plate revolution by bearing, is rotating rotation axis When it is more smooth, while reduce rotation axis rotation when noise.

The utility model is further arranged to: being fixed with respectively first in support plate and is griffed pull rod and second and griffes pull rod It is oriented to, it is made to carry out mobile guide sleeve along the vertical direction.

By using above-mentioned technical proposal, pull rod and second is griffed to first by guide sleeve and griffes pull rod and is oriented to, It avoids first from griffing pull rod and second and griffes clamping stagnation occur when pull rod is slided with regulating tank, cause first to griffe pull rod Pull rod is griffed with second and arm is griffed on upper layer and the damage of arm junction stress is griffed by lower layer.

The utility model is further arranged to: guide sleeve is bolted in support plate.

By using above-mentioned technical proposal, guide sleeve is fixed in support plate by bolt, is deformed in guide sleeve Or when damage, guide sleeve can be replaced.

The utility model is further arranged to: it above griffes to griffe to be detachably fixed between arm with opposite upper layer to be connected, under It griffes to griffe to be detachably fixed between arm with lower layer to be connected.

By using above-mentioned technical proposal, it is connected by above griffing to griffe to be detachably fixed between arm with opposite upper layer, Under griffe to griffe to be detachably fixed between arm with lower layer to be connected, can to above griffe or under griffe to be damaged when carry out more It changes.

In conclusion the utility model has the following beneficial effects:

1, regulating tank is opened up by lever and at lever both ends, first, which griffes pull rod and second, griffes pull rod and adjust cunning It is dynamic to be connected, make first to griffe pull rod and second and griffe pull rod and moved along vertical direction, arm is griffed on upper layer and lower layer griffes Arm only by downward active force, make upper layer griffe arm and lower layer griffe arm stress it is more stable, to guarantee that jacquard fabric adds The precision of work；

2, by the rolling of ball, reduce that arm is griffed on upper layer and frictional force between arm and sliding slot is griffed by lower layer, make upper layer Griffe arm and lower layer griffe arm can be more stable when mobile；

3, rotation axis is connected by bearing with support plate revolution, keeps rotation axis more smooth in the rotation, subtracts simultaneously Noise when small rotation axis rotates；

4, pull rod and second is griffed to first by guide sleeve to griffe pull rod and be oriented to, avoid first from griffing pull rod and Two griffe clamping stagnation occur when pull rod is slided with regulating tank, cause first to griffe pull rod and second and griffe pull rod and upper layer It griffes arm and the damage of arm junction stress is griffed by lower layer.

Detailed description of the invention

Fig. 1 is the right view of transmission mechanism for griffe of jacquard；

Fig. 2 is the cross-sectional view in Fig. 1 at A-A；

Fig. 3 is the partial enlarged view at the position B in Fig. 2；

Fig. 4 is the left view of transmission mechanism for griffe of jacquard.

In figure, 1, rack；2, support plate；21, utensil receiving opening；22, sliding slot；3, upper layer knife rest；31, arm is griffed on upper layer；32, on It griffes；4, lower layer's knife rest；41, arm is griffed by lower layer；42, it is griffed under；5, transmission component；51, the first support column；52, lever；521, Regulating tank；53, first pull rod is griffed；54, second pull rod is griffed；55, guide sleeve；56, slide bar；6, driving assembly；61, it rotates Axis；611, crank axle；612, turntable；62, driving motor；7, link assembly；71, first connecting rod；72, second connecting rod；73, third Connecting rod；74, the second support column；8, ball.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry The direction at center.

A kind of transmission mechanism for griffe of jacquard, as shown in Figure 1, including rack 1 and vertical relatively fixed in 1 upper end of rack The support plate 2 at face both ends, wherein support plate 2, which is bolted in rack 1, dismantles support plate 2 to convenient.? The utensil receiving opening 21 of opposite rectangle is offered on the surface of opposite support plate 2.It is lauched in being internally provided with for utensil receiving opening 21 The upper layer knife rest 3 and lower layer's knife rest 4 of flat Relative distribution, upper layer knife rest 3 and lower layer's knife rest 4 are respectively protruding into utensil receiving opening 21 and edge The vertical direction of utensil receiving opening 21 slided.

Outside in rack 1 positioned at opposite support plate 2, which is respectively arranged with, drives upper layer knife rest 3 and lower layer's knife rest 4 It is slided in utensil receiving opening 21, and upper layer knife rest 3 and lower layer's knife rest 4 is made to carry out the transmission component 5 of up and down reciprocatingly crisscross motion, and The driving assembly 6 for driving transmission component 5 to move.Transmission component 5 and link assembly 7 positioned at opposite 2 two sides of support plate divide Other mirror image is oppositely arranged.Driving assembly 6 is located at the obliquely downward of transmission component 5, and the both ends of driving assembly 6 extend through it is opposite Support plate 2 exposes and the transmission group opposite by the mirror image in the opposite link assembly 7 of mirror image support plate 2 outside opposite with being located at Part 5 is connected.

Upper layer knife rest 3 includes that horizontal positioned and parallel opposite upper layer is griffed arm 31 and griffed positioned at opposite upper layer 32 are griffed on several between arm 31.On griffe 32 and be located at upper layer to griffe the lower sections of arm 31.On griffe 32 and mentioned with opposite upper layer Tool arm 31 by bolt and nut component be fixedly linked and on griffe 32 length direction and the length direction of arm 31 is griffed on upper layer It is perpendicular.Lower layer's knife rest 4 includes that horizontal positioned and parallel opposite lower layer griffes arm 41 and griffes positioned at opposite lower layer 42 are griffed under several between arm 41.Under griffe 42 and be located at lower layer to griffe the tops of arm 41.Under griffe 42 and mentioned with opposite lower layer Tool arm 41 by bolt and nut component be fixedly linked and under griffe 42 length direction and the length direction of arm 41 is griffed by lower layer Vertically.Griffed on upper layer knife rest 3 32 with lower layer's knife rest 4 under griffe 42 the interlaced setting in position.

It is mentioned as shown in Fig. 2, the opposite lower layer on arm 31 and lower layer's knife rest 4 is griffed on the opposite upper layer on upper layer knife rest 3 Tool arm 41 is located in the utensil receiving opening 21 in opposite support plate 2.On the opposite side wall of utensil receiving opening 21, offer respectively perpendicular Histogram is to the sliding slot 22 of setting, and arm 31 is griffed on upper layer and lower layer griffes the both ends of arm 41 and is respectively protruding into opposite sliding slot 22 simultaneously It is connected with the sliding of sliding slot 22.

As shown in Figure 2 and Figure 3, arm 31 is griffed on upper layer and the both ends that arm 41 extend into opposite sliding slot 22 are griffed by lower layer End face rolls be equipped with ball 8 respectively.Ball 8 stretch out upper layer griffe arm 31 or lower layer griffe arm 41 end face and with sliding slot 22 Arm 31 is griffed on upper opposite upper layer and lower layer griffe 41 end face of arm siding it is inconsistent and roll and be connected with it, griffe arm 31 on upper layer The both ends for griffing arm 41 with lower layer offer the mounting hole installed for ball 8 respectively.

As Figure 1 and Figure 4, transmission component 5 includes the first support column 51 being vertically fixed on 1 upper surface of rack.First The top of support column 51 is located at the lower section of the utensil receiving opening 21 in support plate 2.On the top of the first support column 51, it is provided with and supports The parallel lever 52 of plate 2, the central point of lever 52 are hinged on the top of the first support column 51, to make the first support column 51 and thick stick Bar 52 forms the structure of a seesaw.

It is located at the position at length direction both ends on the surface of lever 52, offers regulating tank 521 respectively, regulating tank 521 Length is reversely identical as the length direction of lever 52.At the both ends of lever 52, it is respectively arranged with first be vertically arranged and griffes to draw Bar 53 and second griffes pull rod 54, wherein first griffe pull rod 53 and second griffe pull rod 54 bottom end pass through respectively it is columned Slide bar 56 is connected with lever 52, wherein first griffes pull rod 53 and the second slide bar 56 for griffing on pull rod 54 is each passed through lever Regulating tank 521 on 52 both ends is simultaneously connected with the sliding of regulating tank 521.The groove width that the diameter of slide bar 56 compares regulating tank 521 is small, from And slide bar 56 is made to be able to carry out rotation when sliding in regulating tank 521.First, which griffes pull rod 53 and second, griffes pull rod 54 The lower layer griffed respectively with the upper layer on upper layer knife rest 3 on arm 31 and lower layer's knife rest 4 of other end side griffe 41 stationary phase of arm Even.

In the side surface that support plate 2 is away from each other, it is fixed with respectively first and griffes pull rod 53 and second and griffe pull rod 54 It is oriented to, it is made to carry out mobile guide sleeve 55 along vertical direction, first, which griffes pull rod 53 and second, griffes pull rod 54 and divide Not Chuan Guo guide sleeve 55 and with guide sleeve 55 sliding be connected.Guide sleeve 55 is bolted in support plate 2.

Driving assembly 6 includes the rotation axis 61 that horizontally disposed and both ends extend through opposite support plate 2, rotation axis 61 It is connected between opposite support plate 2 by bearing revolution, offers in opposite support plate 2 and lead to for what rotation axis 61 passed through Hole.Expose respectively from the side surface that opposite support plate 2 is away from each other at the both ends of rotation axis 61.Rotation axis 61 exposes opposite branch The both ends on the surface that fagging 2 is away from each other, wherein one end is fixedly connected with turntable 612, and the other end is fixed with crank axle 611.Turntable 612 central axes and the central axes of rotation axis 61 are located along the same line, the rotation direction of crank axle 611 and turning for rotation axis 61 Dynamic direction is identical and pivot center is located along the same line.Deviate from one end of rotation axis 61 in crank axle 611, is provided with driving and turns The driving motor 62 that moving axis 61 and crank axle 611 rotate, driving motor 62 is fixed in rack 1 and the output of driving motor 62 Axis is fixedly linked with crank axle 611.

One end of crank axle 611 is had in rotation axis 61, the crank diameter of crank axle 611 passes through link assembly 7 and transmission group The first of part 5 griffes pull rod 53 and is connected.Link assembly 7 include be hinged on first connecting rod 71 at 611 crank diameter of crank axle and Pull rod 53 is griffed with first and connect the second connecting rod 72 that one end of lever 52 is hinged and connected, wherein first griffes the connection thick stick of pull rod 53 53 length direction of the pull rod second connecting rod 72 that extends outwardly is griffed along first and griffes pull rod 53 with first and extends in one end of bar 52 One end end be hinged.It is provided between first connecting rod 71 and second connecting rod 72 by first connecting rod 71 and second connecting rod 72 The connected third connecting rod 73 in free end.Third connecting rod 73 is inclined to set, and third connecting rod 73 is located at one end of lower and second and connects The free end of bar 72 is hinged, and third connecting rod 73 is located at one end of eminence and the free end of second connecting rod 72 and is hinged.In rack 1 Surface, griffe to be vertically fixed the second support column 74 between pull rod 53 and rotation axis 61 positioned at first, the second support column 74 Top and the shaft of third connecting rod 73 be hinged to lift up to making the second support column 74 be similarly formed one with third connecting rod 73 Hardened structure.

With the rotation of crank axle 611, crank diameter pulls first connecting rod 71, so that first connecting rod is pulled third connecting rod 73, makes Third connecting rod 73 is swung around the interface point with the second support column 74.With the swing of third connecting rod 73, second is driven to connect Bar 72 pushes first to griffe pull rod 53 and carries out moving for vertical direction along guide sleeve 55.

It is fixed with one end of turntable 612 in rotation axis 61, the first connecting rod 71 in link assembly 7 is hinged on 612 table of turntable The position of 612 central point of turntable is deviated on face, the point that wherein first connecting rod 71 and turntable 612 are hinged is located at crank axle 611 On the extended line of crank diameter, thus make rotation axis 61 in the rotation, the link assembly 7 and transmission group of synchronous driving mirror image Part 5.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (10)

1. a kind of transmission mechanism for griffe of jacquard, including rack (1) and vertical relatively fixed at rack (1) upper surface both ends Support plate (2), the surface of opposite support plate (2) offer the utensil receiving opening (21) of opposite rectangle, the utensil receiving opening (21) Internal slide is connected with the upper layer knife rest (3) and lower layer's knife rest (4) of upper and lower horizontal Relative distribution, and the upper layer knife rest (3) includes It griffes arm (31) and is located at phase in the internal parallel opposite upper layer of the utensil receiving opening (21) being located on opposite support plate (2) Pair upper layer griffe to griffe (32) composition on several between arm (31), lower layer's knife rest (4) include be located at it is opposite The parallel opposite lower layer of utensil receiving opening (21) inside in support plate (2) griffes arm (41) and griffes arm positioned at opposite lower layer (41) griffe (42) composition under several between, it is described on griffe (32) and under griffe (42) and be staggered, it is characterised in that: institute State on rack (1) be located at opposite support plate (2) on the outside of be respectively arranged with the opposite drive upper layer of mirror image griffe arm (31) and Lower layer griffes arm (41) and slides to hand over upper layer knife rest (3) and lower layer's knife rest (4) up and down reciprocatingly in utensil receiving opening (21) The dynamic transmission component (5) of Wrong Shipment, the transmission component (5) include that the height being vertically fixed on rack (1) is no more than utensil receiving opening (21) top of the first support column (51), first support column (51) is provided with the lever parallel with support plate (2) (52), The central point of the lever (52) is hinged with the first support column (51), and the surface of the lever (52) is located at length direction both ends Position offer regulating tank (521), the length direction of the regulating tank (521) is identical as the length direction of lever (52), institute The both ends for stating lever (52), which are respectively arranged with first be vertically arranged, griffes pull rod (53) and second and griffes pull rod (54), and described One griffe pull rod (53) and second griffe pull rod (54) bottom end pass through columned slide bar (56) and lever (52) both ends respectively Regulating tank (521) sliding be connected, described first griffe pull rod (53) and second griffe the top of pull rod (54) respectively with upper layer Griffe arm (31) and lower layer griffe arm (41) and is fixedly linked, be provided on the rack (1) pulling first griffe pull rod (53) into The driving assembly (6) row vertical direction mobile link assembly (7) and connecting rod is driven to be moved, the driving component (6) The obliquely downward for griffing pull rod (53) positioned at first.

2. transmission mechanism for griffe of jacquard according to claim 1, it is characterised in that: the opposite side of the utensil receiving opening (21) The sliding slot (22) of vertical direction setting is offered on wall, arm (31) is griffed on the upper layer and the both ends difference of arm (41) is griffed by lower layer It extend into opposite sliding slot (22) and is connected with sliding slot (22) sliding.

3. transmission mechanism for griffe of jacquard according to claim 2, it is characterised in that: the upper layer griffe arm (31) and under Layer, which griffes to roll on the both ends end face that arm (41) is respectively protruding into inside opposite sliding slot (22), is equipped with ball (8).

4. transmission mechanism for griffe of jacquard according to claim 1, it is characterised in that: the support plate (2) passes through bolt It is fixed on rack (1).

5. transmission mechanism for griffe of jacquard according to claim 1, it is characterised in that: the driving component (6) includes water Flat setting and both ends be each passed through the rotation axis (61) of opposite support plate (2), the both ends of the rotation axis (61) respectively from The side surface that opposite support plate (2) is away from each other is stretched out, and the rotation axis (61) is connected with support plate (2) revolution, and described turn Moving axis (61) stretches out the both ends of opposite support plate (2) respectively, and wherein one end is fixed with turntable (612), and the other end is fixed with song Arbor (611), the crank axle (611) are provided with the driving electricity for driving rotation axis (61) rotation far from the one end of rotation axis (61) Machine (62), output shaft and the crank axle (611) of the driving motor (62) are fixedly linked, the crank diameter of the crank axle (611) The position that place and turntable (612) deviate the center of circle passes through link assembly (7) respectively griffes pull rod (53) with opposite first and is connected, The position that the turntable (612) deviates the center of circle is located on crank axle (611) on the extended line of crank diameter.

6. transmission mechanism for griffe of jacquard according to claim 5, it is characterised in that: the link assembly (7) include with The first connecting rod (71) and griffe pull rod (53) even with first that crank diameter or turntable (612) on crank axle (611) are hinged Connect the second connecting rod (72) that one end of lever (52) is hinged, the free end of the first connecting rod (71) and second connecting rod (72) is logical Cross third connecting rod (73) be connected, the third connecting rod (73) is obliquely installed, the third connecting rod (73) be located at lower one end and The free end of second connecting rod (72) is hinged, and the third connecting rod (73) is located at one end of eminence and the freedom of first connecting rod (71) End is hinged, and first is located on the rack (1) and griffes to be vertically fixed second between pull rod (53) and rotation axis (61) Dagger (74), the top of second support column (74) and the shaft of third connecting rod (73) are hinged to make the second support column (74) and third connecting rod (73) forms a seesaw structure.

7. transmission mechanism for griffe of jacquard according to claim 5, it is characterised in that: the rotation axis (61) passes through bearing It is connected with opposite support plate (2) revolution.

8. transmission mechanism for griffe of jacquard according to claim 1, it is characterised in that: be fixed on the support plate (2) Respectively first, which griffes pull rod (53) and second, griffes pull rod (54) and is oriented to, it is made to carry out mobile guiding along the vertical direction It covers (55).

9. transmission mechanism for griffe of jacquard according to claim 8, it is characterised in that: the guide sleeve (55) passes through bolt It is fixed on support plate (2).

10. transmission mechanism for griffe of jacquard according to claim 1, it is characterised in that: griffed on described (32) and opposite Upper layer griffe to be detachably fixed between arm (31) it is connected, griffe (42) under described and lower layer griffe it is detachably solid between arm (41) It is fixed to be connected.