CN101041919A

CN101041919A - Knitting head of computer flat machine and matching mechanism for yarn pressing device

Info

Publication number: CN101041919A
Application number: CN 200710021231
Authority: CN
Inventors: 谭卫国
Original assignee: GUOSHENG KNITTING MACHINERY PLANT CHANGSHU
Current assignee: GUOSHENG KNITTING MACHINERY PLANT CHANGSHU
Priority date: 2007-04-16
Filing date: 2007-04-16
Publication date: 2007-09-26
Anticipated expiration: 2027-04-16
Also published as: CN100535217C

Abstract

The invention relates to a fitting device of knitting head and presser of computer transverse knitting machine, belonging to the knitting technique. The invention comprises a body of needle plate with a needle groove and a needle press groove, a presser arranged on the body, while the width of the needle groove is engaged with the thickness of the needle, a cam arranged at the front end of the body, and a receive groove concave arranged on the bottom of the cam. The pressure comprises a sink sheet positioning base, a receiving base, and a sink sheet, wherein the sink sheet positioning base is arranged on the cam, the receiving base is arranged in the receive groove, and the sink sheet is plugged on the sink sheet positioning base and connected with the receiving base. The invention has the advantages of that the knitting needle can be inserted into the needle groove, without using sheet as auxiliary protection, to reduce the producing cost and the operation cost, save the material of sheet and reduce the relative elements for fixing sheet, the front end of the body is formed with a cam for arranging the presser, the presser has simple structure and easy installment, and the sink sheet of the presser has reasonable structure, small volume and better press effect.

Description

The needle-bar of computer plain flat knitter and the matching mechanism of yarn pressing device

Technical field

The present invention relates to a kind of needle-bar of computer plain flat knitter and the matching mechanism of yarn pressing device, belong to technical field of knitting machinery.

Background technology

Industry is all known, be opened in and arrange to have knitting needle and inserted sheet (also claiming Neilsbed plug-in sheet) in each needle tray on the needle-bar (also claiming needle plate), knitting needle is between a pair of inserted sheet, in running order down at controlled flat knitting machine, inserted sheet does not move, and knitting needle is done forward and backward motion under the corresponding triangle effect on the cam base plate of the head of horizontal volume machine, and that is to say is had an effect by the heel of the pin of triangle and knitting needle makes the knitting needle motion.Self-evident, arranging the original intention of inserted sheet is for example to adopt milling machine to mill out in view of the needle tray on the needle-bar by the metalworking operation, considers the error component of machining accuracy and prevents that knitting needle is not tight with cooperating of needle tray, and the initiation knitting needle fractures in the course of the work; Drive by the effect between the pin heel of the triangle of head and knitting needle in view of the forward and backward motion of knitting needle as described above again, in the pin heel effect of head and knitting needle, the pin heel of the knitting needle power that can have certain impact, and needle-bar is a metallic plate, thickness is big, hardness is high nonelastic, the pin heel of knitting needle very easily deforms after stressed, and therefore serious consequence can undermine needle-bar.In needle tray, arrange to have inserted sheet based on said circumstances.Yet, along with improving constantly of the release of the metal material of high-quality, machining equipment, processing technology, the fragility problem of above mentioned needle-bar self and the fragility problem of knitting needle are tending towards eliminating substantially, but, people's mindset does not change all the time, still follows traditional way and arrange a pair of inserted sheet and one piece of knitting needle in every needle tray of needle-bar.So can cause following unnecessary trouble, the one, no matter the production firm of controlled flat knitting machine, also be to use the manufacturer of loom, the inaction that all relates to cost increases, to produce the manufacturer of controlled flat knitting machine, it is all unfavorable from economic angle, material angle that each knitting needle is equipped with a pair of inserted sheet, to use the user of controlled flat knitting machine, purchases machine cost, use cost and can improve in pairs equally; The 2nd, inserted sheet processing, installation are very bothered, for example need a pair of inserted sheet fixed axis (also available steel wire) that the two ends of inserted sheet are fixed at least, therefore the increase that brings the assembling work amount; The 3rd, because the existence of numerous inserted sheets, the reasonable setting of the yarn pressing device of controlled flat knitting machine is caused puzzlement, must yarn pressing device be arranged at the leading section of needle-bar by a large amount of attached parts that help, and need needle-bar self is done very harsh processing.

Summary of the invention

Task of the present invention is that a kind of needle-bar of computer plain flat knitter and the matching mechanism of yarn pressing device will be provided, it can guarantee needle-bar do not have inserted sheet and use embody economical with materials, processing simple, reduce parts, dwindle processing and use cost.

Task of the present invention is finished like this, a kind of needle-bar of computer plain flat knitter and the matching mechanism of yarn pressing device, it comprises the needle plate body that offers the needle tray that is used for slotting embedding knitting needle and be used for inserting the pressed needle-strip groove of embedding pressed needle-strip, be configured in the yarn pressing device on the needle plate body, the width of described needle tray is suitable with the thickness of knitting needle, the front end of described needle-bar body constitutes boss, is concaved with corresponding to the bottom of boss and scoops out a groove; Described yarn pressing device comprises the sinker positioning seat, scoop out seat, sinker, and the sinker positioning seat is located on the described boss, scoop out seat and place and scoop out in the groove, sinker be plugged on the sinker positioning seat and with scoop out seat and link.

Also offer the bead groove on the boss of the present invention, the inclined to one side side in the bottom of described sinker positioning seat has extended bead, and bead and bead groove be scarf mutually.

Offer slot on the sinker positioning seat of the present invention, the quantity of slot equates with the quantity of sinker, and the quantity of sinker equates with the quantity of described knitting needle.

Sinker of the present invention comprises pressure arm and embedding pin, both structures are one, the front end of pressure arm constitutes presser feet, and the embedding pin with scoop out the seat be connected, the portion on the upper side of embedding pin offers the tensioner groove, the bottom of embedding pin is provided with shaft hole, wears the steel wire axle that scoops out seat on the shaft hole, and steel wire axle is arranged in the steel wire axial trough that scoops out on the seat.

The seat that scoops out of the present invention is provided with inlaid foot groove, and the end of the embedding pin of described sinker is positioned on the inlaid foot groove.

One of advantage of technical scheme disclosed in this invention, the width of needle tray and the thickness of knitting needle are complementary, can directly knitting needle be plugged in the needle tray, need not use inserted sheet to do complementary protection, processing cost and use cost are minimized, and can save the material of inserted sheet and the associated components that minimizing is used for fixing inserted sheet; Two, constitute boss at the front end of needle-bar body, help the setting of yarn pressing device; Three, yarn pressing device is simple in structure, it is convenient to install; Four, the sinker of yarn pressing device rational in infrastructure, volume is little, presses yarn effective.

Description of drawings

Accompanying drawing is one embodiment of the present of invention structure chart.

The specific embodiment

See also accompanying drawing, be processed with needle tray 11 on the needle-bar body 1 that provides, plug knitting needle 5 in every needle tray 11, the width of needle tray 11 is suitable with the maximum ga(u)ge of knitting needle 5.On needle-bar body 1, also offer two roads at least and be used for pressed needle-strip groove 12 knitting needle tube bank, after in knitting needle is arranged to each needle tray 11, with the pressed needle-strip 121 pressed needle-strip groove 12 of planting, carry out control by the pin heel 51 of 121 pairs of knitting needles 5 of pressed needle-strip, and knitting needle 5 is ejected in needle tray 11.As embodiment,, do not repel all the other though the needle tray 11 that provides is at the knitting needle 5 used of the thicker for example hand-knitting yarn for coarse needle of braiding.

The front end of needle-bar body 1, promptly the left end with position among the present located figure constitutes a boss 13 in the mode of thickening, for whole needle-bar body 1, boss 13 is rested the head on just as a bed, be concaved with the step-like groove 14 that scoops out in bottom corresponding to boss 13, see that by figure this shape that scoops out a groove 14 is convex shape substantially, up-narrow and down-wide, this shape be will describe in detail below being used for repaying scoop out seat 3, that is to say, the flute profile that scoops out a groove 14 with scoop out seat 3 and adapt the relation that both existence are followed in sb's footsteps.

Sinker positioning seat 2 as yarn pressing device is realized being fixed on the boss 13 by the screw 132 on screw 23 alignment boss 13, and the bead 21 of the inclined to one side side in sinker positioning seat 2 bottoms is located in the bead groove of being offered on the boss 13 131.On sinker positioning seat 2, offer the slot 22 that quantity equates with the quantity of sinker 4, the embedding pin 42 of each sinker 4 is inserted in slot 22, also be processed with tensioner groove 421 on the embedding pin, the lower end of embedding pin 42 has a shaft hole 422, pass for the steel wire axle 31 that scoops out seat 3, embedding pin 42 bottoms extend into after passing slot 22 in the inlaid foot groove 33 that scoops out on the seat 3.It is fixing by screw and needle-bar body 1 to scoop out seat 3, and the whole seat 3 of scooping out is positioned at compensating form ground and scoops out a groove 14, and steel wire axle 31 is contained in and is arranged with in a steel wire axial trough 32 that scoops out on 3.Be understood that out that all sinkers 4 in the slot 22 that is plugged on the sinker positioning seat 2 pass by steel wire axle 31.The effect of the pressure arm 41 of sinker 4 is to press yarn, more particularly presses yarn by the presser feet 411 of pressure arm 41 front ends.Because sinker 4, knitting needle 5 mechanism of action and the prior art in the braiding process do not have not, so the applicant is no longer given unnecessary details.Yet need to prove: the global shape of the sinker 4 that the present invention recommended is similar to the T font, and volume is less, flexible movements.

Claims

1, the matching mechanism of a kind of needle-bar of computer plain flat knitter and yarn pressing device, it comprises the needle plate body (1) that offers the needle tray (11) that is used for slotting embedding knitting needle and be used for inserting the pressed needle-strip groove (12) of embedding pressed needle-strip, be configured in the yarn pressing device on the needle plate body (1), the width that it is characterized in that described needle tray (11) is suitable with the thickness of knitting needle, the front end of described needle-bar body (1) constitutes boss (13), is concaved with corresponding to the bottom of boss (13) and scoops out a groove (14); Described yarn pressing device comprises sinker positioning seat (2), scoops out seat (3), sinker (4), sinker positioning seat (2) is located on the described boss (13), scoop out seat (3) and place and scoop out in the groove (14), sinker (4) be plugged on that sinker positioning seat (2) is gone up and with scoop out seat (3) and link.

2, the matching mechanism of the needle-bar of computer plain flat knitter according to claim 1 and yarn pressing device, it is characterized in that also offering on the described boss (13) bead groove (131), the inclined to one side side in the bottom of described sinker positioning seat (2) has extended bead (21), and bead (21) and bead groove (131) be scarf mutually.

3, the matching mechanism of the needle-bar of computer plain flat knitter according to claim 1 and yarn pressing device, it is characterized in that offering on the described sinker positioning seat (2) slot (22), the quantity of slot (22) equates with the quantity of sinker (4), and the quantity of sinker (4) equates with the quantity of described knitting needle.

4, the needle-bar of computer plain flat knitter according to claim 1 and the matching mechanism of yarn pressing device, it is characterized in that described sinker (4) comprises pressure arm (41) and embedding pin (42), both structures are one, the front end of pressure arm (41) constitutes presser feet (411), and embedding pin (42) with scoop out the seat (3) be connected, the portion on the upper side of embedding pin (42) offers tensioner groove (421), the bottom of embedding pin (42) is provided with shaft hole (422), wear the steel wire axle (31) that scoops out seat (3) on the shaft hole (422), steel wire axle (31) is arranged in the steel wire axial trough (32) that scoops out on the seat (3).

5, the matching mechanism of the needle-bar of computer plain flat knitter according to claim 4 and yarn pressing device is characterized in that the described seat (3) that scoops out is provided with inlaid foot groove (33), and the end of the embedding pin (42) of described sinker (4) is positioned on the inlaid foot groove (33).