CN2073887U - Computer-controlled lifting mechanism of pattern bit for jacquard machine - Google Patents

Abstract

The utility model relates to a computer-controlled lifting mechanism of pattern bits for jacquard looms, A spigot part is provided with a plurality of circuit plates controlled by the computer signal, each circuit plate is transversely provided with a row of magnetic cores with electromagnets, a narrow groove is formed between each two adjacent magnetic cores, and the narrow grooves are used to insert the pattern bits. As the relevant electromagnets of each circuit plate are controlled by a series of signals given out by the computer according to the prearranged time sequence, the pattern bits can be attracted or released, heddles of the lower part can be pulled, the warp threads make the wavy motion, and the presetting pattern can be knitted. Compared with the traditional mechanical lifting mechanism of the pattern bits, the utility model ahs the advantages of high efficiency and stable operation.

Description

Jacquard pattern bit computer control elevating mechanism

The utility model relates to a kind of elevating mechanism of jacquard pattern bit, particularly a kind of pattern bit elevating mechanism of being controlled with computer.

General pattern, literal or other figure on clothing or braces, or the lines of different directions all are by rising on the control jacquard pattern bit or descending.Vertical warp that pattern bit draws is risen and fallen, thereby hand over braiding mutually, demonstrate the pattern, literal of expection etc. with horizontal latitude pin.Because the lifting number of times and the time of pattern bit all preestablish, so can repeat to weave same pattern, literal.This is convenient to produce fabric in a large number with fast speed for weaving industry, and saves artificial.General traditional mechanically controlled type jacquard comprises main body, tap and some transmission devices between the two.Tap has special mechanical control structure in order to control the lifting of each pattern bit, pattern bit then affects hook to be connected in it down and extend to heald on the braided members on the main body, and then affect vertical radial line to make it to rise and fall regularly, hand over braiding wherein in order to control the mechanism of pattern bit lifting mutually with horizontal parallel, mainly comprise a punch card that can penetrate in the leading casket seat, preestablish some holes on the card.When a wheel shaft revolution, can drive a probe and move up and down, when just in time aiming at a hole on the punch card thereby inserting in it, just can drive corresponding pattern bit and move down as if probe exploration position.Otherwise during position atresia that probe is soundd out, then corresponding pattern bit does not just move down and is maintained at the top position.The lifting of pattern bit is driven by an elevating lever, elevating lever be fixed in be positioned at both sides, by on the act arm that eccentric shaft drove, thereby determined the position that pattern bit moves up and down.Like this, the punch card of offering different holes at diverse location is in advance inserted the casket seat, can change the pattern of braided fabric.But this mechanical controller structure must be done more artificial less important work before use, and automaticity is low, and then influences production cost, prolongs man-hour.In addition, because indirect spy that must the Drawing upon probe is touched, can should rise or descend by the corresponding pattern bit of perception, so whole transmission speed is slowed down, weaving speed also therefore slows down, and can't boost productivity.

The purpose of this utility model provides a kind of jacquard pattern bit computer control elevating mechanism, send signal controlling by computer and be located at some electromagnet on the jacquard tap, put to reach regularly inhaling of pattern bit, thereby affect heald to knit out various patterns by preset program.

Jacquard pattern bit computer control elevating mechanism described in the utility model comprises that some are inserted in the circuit board in the deck of jacquard tap top.Every circuit board comprises an input adapter that receives the computer control signal, and transversely arranged magnetic core, and the magnetic core top is provided with electromagnet.Be formed with a narrow groove between per two magnetic cores, for inserting pattern bit.Be provided with the arm of lifting by the eccentric shaft driving in described leading both sides, both sides lift arm do to hand over mutually on lower swing, make that being set up in the elevating lever of lifting between the arm also moves up and down.Be provided with a hanging block among each pattern bit, suitable can hanging on the described elevating lever, and move up and down thereupon.Insert a pair of pattern bit in the adjacent two narrow grooves, be connected with a lead-in wire between the set crotch in its lower end, described lead-in wire penetrates a jigger, and ass is installed with a lead-in wire again, and this crotch that goes between an end hooks a heald, in order to affect the warp lifting, when computer sent a series of prearranged signal, each respective electrical magnet moved immediately, constantly different pattern bits was sucted or discharged in difference, thereby by predetermined way warp is risen and fallen, to reach the purpose that knits out given pattern.

Jacquard pattern bit computer control elevating mechanism described in the utility model, easy to use, can in advance to the different program of computer input, thereby can reduce the artificial mechanism operation effectively by the needs of different pattern, improve operating efficiency.Simultaneously because adopt computer control to replace traditional machinery control, thereby the rotating speed of jacquard power spindle can accelerate, and improved the productivity ratio of jacquard.In addition, the action of pattern bit is also stablized manyly under the machinery control occasion.

Fig. 1 is the STRUCTURE DECOMPOSITION figure of the utility model;

Fig. 2 is the outside drawing of the utility model board structure of circuit;

Fig. 3 is the side view of the utility model,

Fig. 4 is the first action schematic diagram of the utility model;

Fig. 5 is the second action schematic diagram of the utility model;

Fig. 6 is the 3rd action schematic diagram of the utility model.

Below in conjunction with all accompanying drawings, describe jacquard pattern bit computer control elevating mechanism described in the utility model in detail.

Referring to Fig. 1, jacquard pattern bit computer control elevating mechanism described in the utility model, comprise and be positioned at the jacquard main body (not shown) tap in top (1), be inserted with many circuit boards (12) in the deck (13) of tap (1), circuit board (12) is gone up transversely arranged row's magnetic core (121), is provided with electromagnet (123) (see figure 2) on each magnetic core (121).Pattern bit (11) is inserted between the magnetic core (121), send a series of prearranged signals by computer to each circuit board (12), drive relevant electromagnet (123) on the relevant circuit board (12) according to giving fixed order, thereby hold or discharge relevant pattern bit (11), make it to move up and down; And then affect heald in the jacquard main body, and warp is risen and fallen, go out the pattern of be scheduled to by computer with the parallel interlacing of latitude pin institute crocheted.

Fig. 2 is the outside drawing of foregoing circuit plate (12).Be that a signal input connector (122) is set on a printed circuit board (PCB), and transversely arranged magnetic core (121).Be formed with a narrow groove (124) between every adjacent in twos magnetic core (121), insert for pattern bit (11).Be provided with an electromagnet (123) on each magnetic core (121).When starting computer, when input adapter (122) the input series of electrical signals of each circuit board (12), the electromagnet (123) on some magnetic cores (121) is action selectively just, relevant pattern bit (11) is held or discharges.Foregoing circuit plate (12) assigns in the deck (13) of jacquard tap (1) top.See Fig. 1, be provided with the act arm (14) that is driven by eccentric shaft in the both sides of deck (13), both sides are lifted arm and are swung up and down with handing over mutually.Be provided with between the act arm and can be provided with a hanging block (111) among each pattern bit (11) with lifting the elevating lever (15) that arm swings up and down, described hanging block (111) is suitable can to tangle on described elevating lever (15), moves up and down thereupon.

Fig. 3 is the side view of the utility model.Wherein respectively be provided with by eccentric shaft and driven and the mutual up and down act arm (14) of handing over swing in the both sides of tap (1), described act arm (14) is provided with plurality of rows fixed bar (141), and between the corresponding fixed bars in both sides (141), be provided with elevating lever (15), described elevating lever (15) traverses side under circuit board (12), and can swing up and down with aforementioned act arm (14).Because said structure belongs to prior art, so do not describe in detail at this.

Below in conjunction with Fig. 4 to Fig. 6, the course of action of jacquard pattern bit computer control elevating mechanism described in the utility model is described.

Figure 4 shows that all actions of electromagnet (123), two adjacent pattern bits (11) all are released and tangle situation on elevating lever (15).Pattern bit (11) is inserted in the adjacent two narrow grooves (124), and described narrow groove (124) is between adjacent two magnetic cores (121).Pattern bit (11) lower end is equipped with a crotch (112), two crotches are connected with a lead-in wire between (112), and described lead-in wire passes a jigger (2), and coaster (2) lower end wears another lead-in wire, the crotch (21) of this end that goes between holds a heald in the main body, thereby drives the warp lifting.The electromagnet (123) of magnetic core shown in Figure 4 (121) all cuts off the power supply, two pattern bits (11) that are positioned at adjacent two narrow grooves (124) are released, two pattern bits (11) can move up and down with elevating lever (15) with regard to mat set hanging block (111) and tangling on elevating lever (15) on it.Because two pattern bits shown in Figure 4 (11) all are released, thereby impel jigger (2) also to move down, the heald of jigger below also moves down.Otherwise, as shown in Figure 5, when two pattern bits (11) the electromagnet (123) of magnetic core (121) of correspondence when all moving, then two pattern bits (11) are all inhaled by two magnetic cores (121), thereby two pattern bit (11) all move up, cause jigger (2) also to rise, so the lead-in wire of jigger (2) below affects heald, make it also to move up.Hence one can see that, and the electromagnet (123) that Fig. 4 and Fig. 5 are respectively magnetic core (121) all cuts off the power supply and equal different situations of excitation, corresponds respectively to jigger (2) and descends and rise, and then affect heald to rise and fall, and parallel also risen and fallen knit out predetermined pattern next.

Figure 6 shows that electromagnet energising, the situation of another electromagnet outage.Electromagnet (123) energising in the middle of being positioned among the figure, the pattern bit (11) that makes the left side are attracted and to rising.But the electromagnet on right side (123) outage among the figure, cause the pattern bit (11) on the right to be released, the hanging block (111) of pattern bit (11) just is located on the elevating lever (15), thereby right side pattern bit (11) swings up and down with elevating lever (15), even also jigger (2) and elevating lever (15) upper and lower displacement synchronously.Like this, the heald that is drawn below the jigger (2) promptly does to hand over mutually up and down displacement.

In sum,, can make each pattern bit (11) produce various lifting displacement,, thereby knit out predetermined pattern with the needs that are fit to be scheduled to by means of the energising of each electromagnet (123) or the various different arrangements of outage.Because the energising/outage of electromagnet is a computer sends series of electrical signals and controls, so can control by accurate sequential.

From the above, in inventive concept scope of the present utility model, various embodiment can be arranged.The scheme of all other changes in the utility model design all should belong to protection domain of the present utility model.

Claims (1)

1. a jacquard pattern bit computer is controlled elevating mechanism, comprise the tap that is positioned on the jacquard main body, be located at described leading both sides, and the arm of lifting by the eccentric shaft driving, be provided with horizontal elevating lever between the described act arm, each pattern bit middle part is equipped with in order to tangle the hanging block on described elevating lever, described pattern bit lower end drawing be positioned at main body heald, it is characterized in that, above described tap, be provided with a deck, be inserted with some printed circuit board (PCB)s that driven by pcs signal in the described deck, transverse row is shown row's magnetic core on it, one side has a signal input connector, described magnetic core top is provided with the electromagnet that is subjected to the control of computer input signal, and magnetic core is formed with the narrow groove that inserts for pattern bit between any two, and all circuit boards right position is in on the elevating lever that arm links to each other is lifted in leading both sides.

Images