CN217579258U

CN217579258U - Needle selection piece

Info

Publication number: CN217579258U
Application number: CN202122654437.5U
Authority: CN
Inventors: 陈亚江; 梁显; 卞仁东; 沈卫华; 陈泽行
Original assignee: Zhejiang Wanshixing Machinery Co ltd
Current assignee: Zhejiang Wanshixing Machinery Co ltd
Priority date: 2021-08-26
Filing date: 2021-11-02
Publication date: 2022-10-14
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a select needle jack, including selecting the needle jack body, the afterbody of selecting the needle jack body be provided with the absorption portion of magnetism needle selector looks adaptation, the lower part of selecting the needle jack body be provided with elasticity portion, the upper portion of selecting the needle jack body be provided with sampan assembly matched with stitch, the head of selecting the needle jack body be provided with the connecting portion that are connected with the crochet, the head of selecting the needle jack body be located the different sides of connecting portion and be provided with the spacing portion of the head up-and-down motion of restriction needle jack. The utility model has the advantages that: the magnetic needle selector is simple in structure and convenient to manufacture, and the head of the needle selector body is provided with the limiting part which is used for preventing the head of the needle selector from warping when the magnetic needle selector adsorbs the adsorption part of the needle selector to complete the needle selection action.

Description

Needle selection piece

Technical Field

The utility model belongs to the technical field of the textile machinery accessory manufacturing technique and specifically relates to indicate to select needle technical field, specifically speaking select the needle sheet among the textile machinery.

Background

The glove machine is a type of textile machinery, a needle selecting structure of a traditional high-speed glove machine is mainly completed through matching of a roller and a bird sheet, in order to improve the automatic control level of needle selection and the stability of needle selection, some existing glove machines adopt a magnetic needle selector to select needles, the magnetic needle selection utilizes the magnetic needle selector to adsorb or release the needle selector to control the lifting of the needle selector in a needle plate groove, and therefore the selection of crochet needles correspondingly connected with the needle selector is realized, and the magnetic needle selecting method is simpler and more compact in structure and stronger in flexibility than the roller type needle selecting method.

The prior patent application with the application number of CN201120013342.9 entitled "combined type computerized flat knitting machine knitting needle" discloses a needle jack (i.e. a needle selection jack), the front end of the needle jack is of a ladder-shaped structure, an embedding lug matched with an embedding groove is arranged on the lower side of the front end of the needle jack, a front needle butt and a rear needle butt are sequentially arranged on the upper side of the needle jack from front to back, a spring needle and a needle selector suction surface are arranged on the lower side of the needle jack, the needle selector suction surface is positioned on the rear portion of the needle jack, and one end of the spring needle connected with the needle jack is positioned under the front needle butt; because the length of the tappet and the length of the matched bearded needle are both longer, when the magnetic needle selector attracts and closes the needle selector at the rear part of the tappet, the front end of the tappet upwarps, once the upwarping exceeds the lower surface of the sampan assembly, needle selection errors or needle selection faults can be caused, especially in a high-speed glove machine, the slight upwarping has fault hidden troubles, and therefore the structure of the existing needle selector needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at making up the above-mentioned not enough, to the social public simple structure, it is convenient to make, can effectively prevent a select needle piece that the head upwarps.

The technical scheme of the utility model is realized like this:

a needle selector comprises a needle selector body, wherein an adsorption part matched with a magnetic needle selector is arranged at the tail of the needle selector body, an elastic part is arranged at the lower part of the needle selector body, a stitch matched with a sampan assembly is arranged at the upper part of the needle selector body, a connecting part connected with a hooked needle is arranged at the head of the needle selector body, and limiting parts for limiting the head of the needle selector to move up and down are arranged on different sides of the connecting part of the head of the needle selector body.

The measures for further optimizing the technical scheme are as follows:

in an improvement, the connecting part is positioned at the upper part of the selector body, and the limiting part is positioned at the lower part of the selector body.

As an improvement, the connecting part comprises an assembling groove with an opening at the upper end, and an assembling convex block matched with the groove on the hook needle is arranged in front of the assembling groove.

In an improvement, the connecting part is positioned at the lower part of the selector body, and the limiting part is positioned at the upper part of the selector body.

As an improvement, the connecting part comprises an assembling groove with an opening at the lower end, and an assembling convex block matched with the groove on the hook needle is arranged in front of the assembling groove.

As an improvement, the upper end of the pin is higher than the limiting part.

As an improvement, the limiting part is a U-shaped groove which is transversely arranged.

As an improvement, an elastic buffer section is arranged between the adsorption part and the stitch, and the rear part of the elastic buffer section is positioned behind the rear end of the elastic part.

As an improvement, the elastic part comprises a first arc-shaped section, a second arc-shaped section and a flat section, the first arc-shaped section protrudes towards the direction of the selector body, and the second arc-shaped section protrudes towards the direction far away from the selector body.

As an improvement, the selector body is of an integral structure formed integrally.

Compared with the prior art, the utility model the advantage be:

the utility model discloses a needle selection piece, its simple structure, it is convenient to make, it is through setting up spacing portion at the head of needle selection piece body, spacing portion's effect is when the magnetism selects the absorption portion of needle selection piece and accomplishes the needle selection action, prevents that the head of needle selection piece upwarps; during assembly, the connecting part is connected with the tail part of the crochet hook, the limiting part is buckled into the positioning steel wire, and the head part is limited to upwarp by the positioning steel wire.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural view of the connection between the selector and the hook needle according to the embodiment of the present invention;

FIG. 4 is a schematic structural view of the first selector of the present invention when the adsorption portion is not adsorbed by the magnetic selector;

FIG. 5 is a schematic structural view of the magnetic selector according to the embodiment of the present invention when the adsorption portion of the selector is adsorbed by the magnetic selector;

fig. 6 is a schematic structural diagram of a second embodiment of the present invention;

fig. 7 is a schematic structural view of the second embodiment of the present invention connected to the hook needle.

The utility model discloses each reference numeral's name is in the drawing:

the needle selection piece comprises a needle selection piece body 1, an adsorption part 11, an elastic part 12, a first arc-shaped section 12a, a second arc-shaped section 12b, a flat section 12c, a stitch 13, a connecting part 14, an assembling groove 14a, an assembling convex block 14b, a limiting part 15, a limiting groove 15a, an elastic buffer section 16, a hook needle 2, a magnetic needle selector 3, a sampan assembly 4 and a positioning steel wire 5.

Detailed Description

The invention is described in further detail below with reference to the accompanying drawings:

in one embodiment, as shown in FIGS. 1 to 5,

a needle selector comprises a needle selector body 1, wherein an adsorption part 11 matched with a magnetic needle selector 3 is arranged at the tail part of the needle selector body 1, an elastic part 12 is arranged at the lower part of the needle selector body 1, a stitch 13 matched with a sampan assembly 4 is arranged at the upper part of the needle selector body 1, a connecting part 14 connected with a crochet 2 is arranged at the head part of the needle selector body 1, and a limiting part 15 for limiting the head part of the needle selector to move up and down is arranged at the different side of the connecting part 14 at the head part of the needle selector body 1.

In this embodiment, the connecting portion 14 is located at the upper portion of the selector body 1, and the stopper portion 15 is located at the lower portion of the selector body 1.

The connecting part 14 comprises an assembling groove 14a with an opening at the upper end, and an assembling convex block 14b matched with the upper groove of the hook needle is arranged in front of the assembling groove 14 a.

The limiting part 15 is a transversely arranged U-shaped groove, the front end of the selector body 1 extends downwards and then extends backwards to form an extending part, and a U-shaped groove is formed between the extending part and the selector body 1. As shown in fig. 2, 2 limiting grooves 15a matched with the positioning steel wires 5 are arranged in the limiting part 15, the limiting grooves 15a are arranged, and the positioning steel wires 5 are limited, so that the assembly is more reliable. The U-shaped groove and the positioning steel wire 5 are adopted to form limiting, the assembly is convenient, the sliding-out can be prevented, and the reliability of the assembly is ensured.

The limiting part 15 can also adopt a hook-shaped structure or a positioning buckle matched with the positioning steel wire 5.

An elastic buffer section 16 is arranged between the adsorption part 11 and the stitch 13, and the rear part of the elastic buffer section 16 is positioned behind the rear end of the elastic part 12. The elastic buffer section 16 is arranged to increase the distance between the adsorption part 11 and the stitch 13, and when the magnetic needle selector 3 adsorbs the adsorption part 11, the downward moving distance of the stitch 13 is increased, so that the accuracy of the needle selection action is ensured; in addition, the distance between the adsorption part 11 and the stitch 13 is increased, so that the elasticity (restoring force) of the tail part of the needle selector can be increased, the resetting speed of the needle selector can be increased, and the requirement of a high-speed glove knitting machine can be met.

The head of the elastic part 12 is parallel to the main body of the selector body 1, and the tail of the elastic part 12 gradually extends outward, that is, the distance between the elastic part 12 and the main body of the selector body 1 gradually increases from the head to the tail. The elastic part 12 includes a first arc-shaped section 12a, a second arc-shaped section 12b and a flat section 12c, the first arc-shaped section 12a protrudes toward the selector body 1, and the second arc-shaped section 12b protrudes toward a direction away from the selector body 1.

The flat section 12c is used for supporting, so that the supporting is more reliable, the return effect is improved, and the return speed is increased.

The needle selection piece body 1 is of an integrally formed integral structure and is convenient to process.

As shown in FIG. 4, the utility model discloses a during the needle selection piece assembly, be connected the afterbody of eave tile 2 with the connecting portion 14 of selecting the needle piece, detain the location steel wire 5 with the U-shaped groove (spacing portion 15), at this moment, stitch 13 stretches into the lower surface of sampan assembly 4.

As shown in fig. 5, during needle selection, when the corresponding bearded needle 2 does not need to work, the needle pressing triangle presses down the rear part of the needle selection piece along with the horizontal movement of the sampan assembly 4, the magnetic needle selector 3 starts the adsorption part 11 adsorbing the needle selection piece to move the tail part of the needle selection piece down, so as to drive the stitch 13 to move down, and the stitch 13 is lower than the working triangle block of the sampan assembly 4, so that when the sampan assembly 4 moves, the working triangle block does not act on the stitch 13 to drive the bearded needle 2 to move; the utility model discloses a select needle, its head is provided with spacing portion 15, and when the adsorption part 11 that magnetism selects needle ware 3 adsorbs the select needle made the afterbody move down, because spacing portion 15 and positioning steel wire 5's cooperation, the head of select needle can't reciprocate, has just so guaranteed that the head of select needle can not upwarp, has avoided selecting the needle mistake because of the head upwarps and causes.

In the second embodiment, as shown in fig. 6 to 7,

the selector structure in this embodiment is similar to the selector structure in the first embodiment, except that in this embodiment, the connecting portion 14 is located at the lower portion of the selector body 1, and the limiting portion 15 is located at the upper portion of the selector body 1. That is, the positions of the connecting portion 14 and the stopper portion 15 of the selector jack in this embodiment are changed one position over the selector jack in the first embodiment.

The connecting part 14 comprises an assembling groove 14a with an opening at the lower end, and an assembling convex block 14b matched with the groove on the hook needle is arranged in front of the assembling groove 14 a.

In order to ensure that the matching between the sampan assembly 4 and the pin 13 is not affected by the limiting portion 15, the upper end of the pin 13 is higher than the limiting portion 15.

While the preferred embodiments of the present invention have been illustrated and described, it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the scope of the invention.

Claims

1. The utility model provides a needle selector, including selector body (1), the afterbody of selector body (1) be provided with absorption portion (11) of magnetism selector (3) looks adaptation, the lower part of selector body (1) be provided with elasticity portion (12), the upper portion of selector body (1) be provided with stitch (13) with sampan assembly (4) matched with, characterized by: the head of the needle selection body (1) is provided with a connecting part (14) connected with the crochet hook (2), and the head of the needle selection body (1) is provided with a limiting part (15) which is positioned on the different side of the connecting part (14) and used for limiting the head of the needle selection to move up and down.

2. The selector jack of claim 1, wherein: the connecting part (14) is positioned at the upper part of the selector body (1), and the limiting part (15) is positioned at the lower part of the selector body (1).

3. The selector jack of claim 2, wherein: the connecting part (14) comprises an assembling groove (14 a) with an opening at the upper end, and an assembling convex block (14 b) matched with the groove on the hook needle is arranged in front of the assembling groove (14 a).

4. The selector jack of claim 1, wherein: the connecting part (14) is positioned at the lower part of the selector body (1), and the limiting part (15) is positioned at the upper part of the selector body (1).

5. The selector jack of claim 4, wherein: the connecting part (14) comprises an assembling groove (14 a) with an opening at the lower end, and an assembling convex block (14 b) matched with the upper groove of the hook needle is arranged in front of the assembling groove (14 a).

6. The selector jack of claim 5, wherein: the upper end of the pin (13) is higher than the limiting part (15).

7. The selector jack according to any one of claims 1 to 6, wherein: the limiting part (15) is a U-shaped groove which is transversely arranged.

8. The selector jack according to claim 7, wherein: the adsorption part (11) and be provided with elasticity buffering section (16) between stitch (13), the rear portion of elasticity buffering section (16) be located the rear of elasticity part (12) rear end.

9. The selector jack according to claim 8, wherein: the elastic part (12) comprises a first arc-shaped section (12 a), a second arc-shaped section (12 b) and a flat section (12 c), the first arc-shaped section (12 a) protrudes towards the needle selector body (1), and the second arc-shaped section (12 b) protrudes towards the direction far away from the needle selector body (1).

10. The selector jack of claim 9, wherein: the needle selection piece body (1) is of an integrated structure.