CN202202090U

CN202202090U - Needle jacking mechanism for circular jacquard knitting machine

Info

Publication number: CN202202090U
Application number: CN201120281957XU
Authority: CN
Inventors: 王虎; 黄伟坤
Original assignee: ZHEJIANG TIGER NUMERICAL CONTROL TECHNOLOGY Co Ltd
Current assignee: ZHEJIANG TIGER NUMERICAL CONTROL TECHNOLOGY Co Ltd
Priority date: 2011-08-05
Filing date: 2011-08-05
Publication date: 2012-04-25
Anticipated expiration: 2021-08-05

Abstract

The utility model discloses a needle jacking mechanism for a circular jacquard knitting machine. The needle jacking mechanism comprises a needle cylinder and a needle selecting machine; a knitting needle, a needle jack and a pattern bit are inserted in each needle groove of the needle cylinder from top to bottom; the upper end of the needle jack is connected with the knitting needle; the jack heel is embedded into a U-shaped groove of the pattern bit; the pattern bit is effectively contacted with the needle selecting machine; the needle jack is provided with a protrusion close to the needle groove and corresponding to the lower part of the upper wall of the needle groove; and the protrusion just jacks the upper wall of the needle groove when the pattern bit is pressed into the needle cylinder to drive the jack heel to be embedded into the needle groove. By the technical scheme, the needle jacking mechanism can ensure that the needle jack does not move up and down, so that the knitting needle does not move up and down; therefore, the integral quality of a fabric is easier to control, a new standard of high reliability, high speed and high stability is established for weaving work, and a problem of uncertainty of the acting state of the needle jack of the circular jacquard knitting machine, namely a problem that the fabric has disordered patterns, is solved.

Description

A kind of knitted jacquard circular knitting machine is endured pin mechanism

Technical field

The utility model relates to a kind of knitted jacquard circular knitting machine, particularly relates to a kind of knitted jacquard circular knitting machine and endures pin mechanism.

Background technology

Known computer jacquard circular knitting machine; It is endured pin mechanism and generally comprises syringe A, pattern bit B, needle jack C, knitting needle D and needle selection device E; Assigned pattern bit B, needle jack C and knitting needle D from the bottom to top in each needle tray F of syringe A, pattern bit B effectively contacts with needle selection device E, and the heel of needle jack C sheet embeds in the U type groove of pattern bit B; Needle jack C upper end is connected with knitting needle D, and its mechanism characteristics parts are with reference to Fig. 4.

When syringe A and pattern bit B are in running order; Needle selection device E carries out the appointment pattern bit action of being sent by computer system; Specific pattern bit B is pressed into syringe A, and then the sheet heel that drives needle jack C imbeds in the needle tray F of syringe A, control the operating state of knitting needle D then.In this course of work; Needle jack C sheet heel often appears owing to after reasons such as vibrations and shock wave do not imbed syringe fully or imbed syringe fully; But cause needle jack C to continue to rise; Then make needle jack C skid off the position and change, and needle jack C still can work on knitting needle D is raised, recklessly spend or the appearance of bad problem such as striker thereby cause.

In the prior art, generally be that pattern bit B and needle jack C are increased the treatment process that bends, thus the positioning action of playing, but it can influence the service life and the machine run speed of complete machine conversely.

In view of this, the inventor combines to be engaged in knitting work experience for many years, and the defective of above-mentioned technical field is studied for a long period of time, and this case produces thus.

The utility model content

The purpose of the utility model is to provide a kind of knitted jacquard circular knitting machine simple in structure, with low cost to endure pin mechanism; Can solve the uncertainty that the needle jack operating state exists; And then reduce that fabric is recklessly spent or bad phenomenon such as striker, the action that makes pin mechanism very more at a high speed, stable, reliable.

For realizing above-mentioned purpose, the technical scheme of the utility model is following:

A kind of knitted jacquard circular knitting machine is endured pin mechanism; Comprise syringe and needle selection device, be inserted with knitting needle, needle jack and pattern bit from top to bottom in each needle tray of syringe, the needle jack upper end is connected with knitting needle; The heel of needle jack sheet embeds in the U type groove of pattern bit, and pattern bit effectively contacts with the needle selection device.Needle jack leans on the needle tray side and the corresponding position, below of needle tray upper wall that one protuberance is arranged, and this protuberance is in pattern bit is pressed into syringe and then drive the needle jack sheet and call in person when imbedding needle tray, just withstands on the needle tray upper wall.

Further, the protuberance of said needle jack is fixing or be movably connected on the needle jack body, thereby selection is convenient.

Further, the protuberance of said needle jack is a right angle three-legged structure, and top margin and needle jack body meet at right angles, and each angle is all with the arc edge transition, thereby helps supporting.

Further, the protuberance of said needle jack is a rectangle structure, and head is a circular arc, and the bottom is a rectangle, thereby helps supporting.

Adopt the present technique scheme, the utility model very the pin mechanism structure is simple, with low cost; And can make that needle jack is not upper and lower to jump; Knitting needle is not upper and lower to jump thereby make, and then makes the fabric total quality be easier to control, for knitting realize highly reliable, reach high stability at a high speed and establish new standard; Solved the uncertainty that jacquard knitting circular knitting machine needle jack operating state exists, and then reduced that fabric is recklessly spent or bad phenomenon such as striker.

Below in conjunction with accompanying drawing the utility model is explained further details.

Description of drawings

Fig. 1 is the structural representation of the used needle jack of the utility model.

Fig. 2 is the operating position figure of the utility model.

Fig. 3 is the off-position figure of the utility model.

Fig. 4 is that known knitted jacquard circular knitting machine is endured pin mechanism plane.

The drawing reference numeral explanation

Known knitted jacquard circular knitting machine

Syringe A pattern bit B

Needle jack C knitting needle D

Needle selection device E needle tray F

The utility model

Syringe 1 pattern bit 2

Needle jack 3 knitting needles 4

Needle selection device 5 needle trays 6

Needle jack protuberance 7.

The specific embodiment

Like Fig. 1, Fig. 2 and shown in Figure 3, be the preferred embodiment of the utility model.

A kind of knitted jacquard circular knitting machine is endured pin mechanism; Comprise syringe 1 and needle selection device 5; Be inserted with knitting needle 4, needle jack 3 and pattern bit 2 from top to bottom in each needle tray 6 of syringe, needle jack 3 upper ends are connected with knitting needle 4, and 3 heels of needle jack embed in the U type groove of pattern bit 2; Pattern bit 2 effectively contacts with needle selection device 5, is embodied in pattern bit 2 and effectively contacts can carry out the needle selection action with a wherein blade of needle selection device 5.Said structure is the common technique in knitted jacquard circular knitting machine field, just repeats no more here.

As shown in Figure 2; Needle jack 3 has a protuberance 7, and this protuberance 7 leans on needle tray 6 sides, position when needle jack 3 work be the corresponding position, below with needle tray 6 upper walls; This protuberance 7 just withstands on needle tray 6 upper walls in pattern bit 2 is pressed into syringe 1 and then when driving 3 heels of needle jack and imbedding needle tray 6.On the connected mode of protuberance 7 and needle jack 3, unrestricted: from the angle of convenient processing, this protuberance 7 can be the part of needle jack 3 itself, promptly by the processing of needle jack 3 one and get; From selection angle easily, this protuberance 7 also can be to be fixedly connected on needle jack 3 bodies, perhaps is movably connected on needle jack 3 bodies, and promptly this protuberance 7 can be selected the material different with needle jack 3, like elastomeric material etc.Above-mentioned concrete one process technology and connected mode all adopt the common technique means.As shown in Figure 1, present embodiment is to adopt first kind, is got by the processing of needle jack 3 one, and processing is convenient.

The concrete shape of protuberance 7 can have multiple choices, as long as can reach protuberance 7 in pattern bit 2 is pressed into syringe 1 and then drive when needle tray 6 is imbedded in 3 heels of needle jack and just withstand on needle tray 6 upper walls, guarantees the technique effect that needle jack can not jump up and down.Protuberance 7 can be that rectangle is protruding or triangle protruding, also can be other convex in form, like hook etc., as long as this protuberance can guarantee that needle jack does not jump up and down when placing the below of needle tray upper wall.As shown in Figure 1, present embodiment is that right angle trigonometry is protruding, helps supporting.

When the knitted jacquard circular knitting machine is endured pin mechanism when in running order, at first, needle selection device 5 is carried out the appointment pattern bit action of being sent by computer system, and specific pattern bit 2 is pressed into syringe 1, and pattern bit 2 drives the sheet heel of needle jacks 3 and imbeds in the needle tray 6 of syringe 1.Protuberance 7 on the needle jack 3 just places the below of needle tray 6 upper walls at this moment, withstands on needle tray 6 upper walls, thereby guarantees that described needle jack can not jump up and down.

Very pin mechanism has made full use of needle tray 6 cavitys of existing pile things on needle jack sheet heel; Through the design of simple protuberance, can make that needle jack 3 is not upper and lower to jump, knitting needle 4 is not upper and lower to jump thereby make; And then make the fabric total quality be easier to control; For knitting realize highly reliable, reach high stability at a high speed and establish new standard, solved the uncertainty that jacquard knitting circular knitting machine needle jack operating state exists, promptly fabric is recklessly spent or bad phenomenon such as striker.

The embodiment that the above is merely the utility model is not the restriction to this case design, and all equivalent variations of doing according to the design key of this case all fall into the protection domain of this case.

Claims

1. a knitted jacquard circular knitting machine is endured pin mechanism; Comprise syringe and needle selection device; Be inserted with knitting needle, needle jack and pattern bit from top to bottom in each needle tray of syringe, the needle jack upper end is connected with knitting needle, and the heel of needle jack sheet embeds in the U type groove of pattern bit; Pattern bit effectively contacts with the needle selection device; It is characterized in that: said needle jack leans on the needle tray side and the corresponding position, below of needle tray upper wall that one protuberance is arranged, and this protuberance is in pattern bit is pressed into syringe and then drive the needle jack sheet and call in person when imbedding needle tray, just withstands on the needle tray upper wall.

2. a kind of knitted jacquard circular knitting machine as claimed in claim 1 is endured pin mechanism, it is characterized in that: the fixing needle jack body that perhaps is movably connected on of the protuberance of said needle jack.

3. according to claim 1 or claim 2 a kind of knitted jacquard circular knitting machine is endured pin mechanism, and it is characterized in that: the protuberance of said needle jack is a right angle three-legged structure, and top margin and needle jack body meet at right angles, and each angle is all with the arc edge transition.

4. according to claim 1 or claim 2 a kind of knitted jacquard circular knitting machine is endured pin mechanism, and it is characterized in that: the protuberance of said needle jack is a rectangle structure, and head is a circular arc, and the bottom is a rectangle.