CN2390897Y

CN2390897Y - Electronic shedding mechanism for jacquard

Info

Publication number: CN2390897Y
Application number: CN99245249U
Authority: CN
Inventors: 张海林
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-11-05
Filing date: 1999-11-05
Publication date: 2000-08-09
Anticipated expiration: 2009-11-05
Also published as: WO2001034887A1; AU1266401A

Abstract

The utility model relates to a novel electronic shedding mechanism for a jacquard, which comprises an electromagnet 1, a movable hook mechanism 2 which is controlled by the electromagnet 1, a single type vertical needle 3 which is provided with the hook on the head, and a supporting board 4. The utility model is characterized in that the movable hook mechanism 2 is composed of a basal body 21, a movable hook 22, a draw rod 23, an armature 24, and a return spring 25. In the electronic shedding mechanism for a jacquard of the utility model, the controllable movable hook mechanism 2 replaces a blade of the traditional jacquard, however, under the action of the corresponding electromagnet 1, the controllable movable hook mechanism 2 can also replace a pattern plate for needle selection. The novel electronic shedding mechanism for a jacquard realizes that lifting of the vertical needle of the jacquard can be conducted with electronic control, and a weaving shed can be formed. The utility model has the advantages of simple structure, low energy consumption, and large shedding capability.

Description

The electronics shedding mechanism of jacquard

The utility model relates to a kind of electronics shedding mechanism of jacquard, to replace the card formula shedding mechanism of traditional jacquard.

The tradition jacquard is made of selecting mechanism and shedding mechanism, selecting mechanism comprises card, cylindrical fireworks, eedles etc., when complex structure and card production costs, take a lot of work, cost height, shedding mechanism comprise needlecase and perpendicular pin etc., and perpendicular needle section has crotch, the blade of girff hooks or the incessantly perpendicular pin of hook forms perpendicular pin or rises or descend with supporting plate with blade, and the upper and lower motion lifting of perpendicular pin or decline warp thread form shed open.Shedding mechanism is very simple, but blade fixes, and can't directly control hook, and the perpendicular pin of eedles control that can only rely on selecting mechanism is realized.

The Chinese patent CN92102535.1 of my publication number CN102877C discloses a kind of jacquard without cards, it by simplify selecting mechanism, shedding mechanism two parts are formed.Cooperation between two parts is too complicated.

Publication number is that the Chinese CN96230156.6 of CN2271538Y discloses a kind of electronic jacquard machine, and this machine is by frame, pattern controlling device, transmission mechanism, punch block, thread gripping-board and lift zero mechanism and constitute.It is simple in structure, and characteristics are that electromagnetic valve is arranged in frame top, and perpendicular pin rises to the top by the lifter plate drive and contacts with electromagnetic valve, and perpendicular pin descends with lifter plate when electromagnetic valve is obstructed, and perpendicular pin is held during the electromagnetic valve energising, and the electromagnetic valve energising is maintained to following one-period.Perpendicular pin control warp thread forms shed open.The shortcoming of this scheme is that conduction time is very long.Have, the suction of electromagnetic valve has determined the shedding power (gram/root) of jacquard again.The various required shedding power of situation of weaving differ very big, and for satisfying maximum shedding power and energising for a long time, the power of electromagnet must be big, and corresponding dc power supply is also bigger, increases the also many energy consumptions of cost.

The purpose of this utility model is to provide a kind of electronics shedding mechanism of jacquard of novelty, and it has advantage simple in structure, that energy consumption is little, the shedding ability is big.

Electronics shedding mechanism of the present utility model, it comprises electromagnet 1, the movable hook mechanism 2 of electromagnet 1 control, perpendicular pin 3 of the simple root of head band an ancient unit of weight and supporting plate 4 is characterized in that:

Movable hook mechanism 2 is made of matrix 21, movable hook 22, pull bar 23, armature 24, back-moving spring 25;

Movable hook mechanism is packed in the blade position of traditional jacquard tool box by matrix 21, and electromagnet is installed in supporting plate 4 or similar relatively not on the kinetoplast;

Movable hook 22, pull bar 23 are loaded on the matrix 21, and pull bar 23 can be done up and down, and stretchy or promotion movable hook 22;

The plane of armature 24 is corresponding with electromagnet 1 end unshakable in one's determination;

Supporting plate 4 holders are passed on supporting plate 4 in perpendicular pin 3 lower ends, and upper end buckle head is aimed at movable hook 22.

In the electronics shedding mechanism of jacquard of the present utility model, the blade of the traditional jacquard of controllable movable hook mechanism's 2 replacements, carry out needle selection but under the effect of corresponding electromagnet 1, can replace card again, realize the perpendicular needle lifting of Electronic Control jacquard, form Weaving shed.

Fig. 1, embodiment one structural representation of electronics shedding mechanism of the present utility model.

Fig. 2, the utility model electronics shedding mechanism course of work schematic diagram.

Fig. 3, embodiment two structural representations of the utility model electronics shedding mechanism.

Fig. 4, embodiment three structural representations of the utility model electronics shedding mechanism.

Be described in detail the particular content of the utility model embodiment below in conjunction with accompanying drawing.

Embodiment one as shown in Figure 1.The electronics shedding mechanism is by electromagnet 1, the movable hook mechanism 2 of electromagnet 1 control, and perpendicular pin 3 of the simple root of head buckle and supporting plate 4 constitute, and electromagnet 1 can be installed on the supporting plate 4, also can be installed on the fixed head that adds in addition.Figure 1 shows that the situation of split shed single-lift jacquard, electromagnet 1 is installed in (not shown) on the fixed head, and movable hook mechanism 2 is installed on the blade position, and perpendicular pin 3 passes fixed head and vertically holds in the palm on supporting plate 4.Jacquard structure and open and close movement and traditional jacquard are together.

Movable hook mechanism 2 is by matrix 21, movable hook 22, and pull bar 23, armature 24, back-moving spring 25 is formed.Movable hook mechanism 2 is packed on the girff position by matrix 21.Armature 24 is connected with pull bar 23, and movable hook 22 is contained on the matrix 21 by pivot pin, can be around the axle folk prescription to rotation, and pull bar 23 also is contained on the matrix 21 with spring 25, can spur downwards, and the pull bar 23 that unit spring 25 can recover to be pulled is got back to original position.The movable hook 22 that can stir during pull bar 23 pulling downwards makes movable hook 22 originally be exposed at matrix 21 outer hooks and shrinks in the matrix 21.

Figure 1 shows that the jacquard open and close movement is at complete fashionable state.Movable hook mechanism 2 drops to extreme lower position at this moment, and supporting plate 4 rises to the extreme higher position, and the hook of perpendicular pin 3 heads of holder on supporting plate 4 has backed down movable hook 22, is positioned at the top of movable hook 22.The plane of armature 24 is aimed at and is contacted with the iron core end of electromagnet 1.

When the jacquard open and close movement is opened initially from closing up to turn to:

1〉computer provides signal for electromagnet 1, and electromagnet 1 holds armature 24, continues

Continuous opening motion, the armature 24 that pull bar 23 is held are toward drop-down, and movable hook 22 is received

In the indentation matrix 21.When the hook of movable hook 22 rises to perpendicular pin 3 hooks top,

Computer provides the signal ended of electromagnet, and perpendicular pin 3 is not hooked, and it is with supporting plate 4

Drop to extreme lower position.

2〉computer provides signal for electromagnet 1, and armature 24 is not held by electromagnet,

Pull bar 23 attonitys, movable hook 22 still is exposed at the outside of matrix 21, the movable hook machine

Structure 2 rising movable hooks 22 hook the hook of perpendicular pin 3 heads, rise to the highest always

The position.Erect the liter of pin 3 or fall the shed open of pulling warp thread formation jacquard weaving.Fig. 2 is the fundamental diagram of electronics shedding mechanism of the present utility model.Among the figure: A " be in state when closing up fully for the jacquard open and close movement.B " be open state when initial of jacquard open and close movement.Computer has given electromagnet 1 for signal, and electromagnet 1 holds armature 24, and pull bar 23 is drop-down, and movable hook 22 shrinks in the matrix 21.C " be opening motion a little, the hook of movable hook 22 rises to the hook top of perpendicular pin 3.Computer stops to provide signal to electromagnet 1, and movable hook 22 exposes outside the matrix 1, and the incessantly perpendicular pin 3 of hook erects pin 3 and descends with supporting plate 4.The time that electromagnet 1 holds armature 24 accounts for holocyclic 1/4.D " for open and close movement is in when fully open, computer provided the perpendicular pin 3 of signal correspondence for electromagnet 1, dropped to extreme lower position.E " for open and close movement is recycled to the B tense, computer provides signal for electromagnet 1, and armature 24 breaks away from electromagnet 1, does not spur pull bar 23, and movable hook 22 still is exposed at matrix 21 outsides, and movable hook 22 hooks perpendicular pin 3 heads, and movable hook 22 rises.F " for open and close movement is in open state, computer provided the perpendicular pin 3 of signal correspondence to rise to the extreme higher position with movable hook mechanism 2 for electromagnet 1.Fig. 2 has expressed second kind of embodiment of electronics shedding mechanism of the present utility model.Fig. 3 has expressed the third embodiment of electronics shedding mechanism of the present utility model.With prior art relatively, the utlity model has following remarkable advantage: 1, adopt the movable hook mechanism of magnet control, make electronic jacquard machine simple in structure, compact.2, this mechanism reliably finishes the electromagnet that function only needs very little suction, and used electromagnet only needs about 100 gram electromagnetic attractions, be significantly less than prior art 1200 grams, and conduction time is extremely short, in about 1/10 cycle, greatly cuts down the consumption of energy.3, the lifting of perpendicular pin is hooked the hook of perpendicular needle section by movable hook, is pure mechanical force, and shedding power is very big, can satisfy any woven demand.

Claims

The electronics shedding mechanism of jacquard, it comprises electromagnet 1, the movable hook mechanism 2 of electromagnet 1 control, perpendicular pin 3 of the simple root of head band an ancient unit of weight and supporting plate 4 is characterized in that:

Movable hook mechanism 2 is made of matrix 21, movable hook 22, pull bar 23, armature 24, back-moving spring 25;

Movable hook mechanism is packed in the blade position of traditional jacquard tool box by matrix 21, and electromagnet is installed in supporting plate 4 or similar relatively not on the kinetoplast;

Movable hook 22, pull bar 23 are loaded on the matrix 21, and pull bar 23 can be done up and down, and stretchy or promotion movable hook 22;

The plane of armature 24 is corresponding with electromagnet 1 end unshakable in one's determination;

Supporting plate 4 holders are passed on supporting plate 4 in perpendicular pin 3 lower ends, and upper end buckle head is aimed at movable hook 22.