CN216864472U - Knitting mechanism with new needle pressing triangle - Google Patents

Abstract

The utility model discloses a knitting mechanism with a new tucker cam, which relates to the technical field of glove knitting machines and comprises a cam bottom plate, wherein the cam bottom plate is divided into a knitting area, a middle plate control area and a needle selection area from top to bottom, the knitting mechanism also comprises the new tucker cam movably arranged in the middle plate control area of the cam bottom plate, a driving device is arranged outside the cam bottom plate, one end of the driving device is connected with the cam bottom plate, and the driving device can drive the new tucker cam to be ejected out or retracted into the cam bottom plate under the driving of the driving device.

Description

Knitting mechanism with new needle pressing triangle

Technical Field

The utility model relates to the technical field of glove knitting machines, in particular to a knitting mechanism with a novel needle pressing triangle.

Background

The middle piece of the common jacquard glove machine realizes the zero position of the middle piece through a left pressing needle cam and a right pressing needle cam which are arranged on a triangular bottom plate, the pressing needle cam positioned at the lower part of an elastic ribbon cam 1 of the existing jacquard glove machine generally comprises an upper pressing needle cam and a lower pressing needle cam, the upper pressing needle cam is movably arranged on the triangular bottom plate, the lower pressing needle cam is fixedly arranged on the triangular bottom plate, the upper pressing needle cam is matched with a driving control mechanism to act, the upper pressing needle cam is used for pressing needle to return to a high position needle, the lower pressing needle cam is used for pressing needle to return to a middle position needle, because the lower pressing needle cam is fixedly arranged, the middle position needle falls and returns to the middle position along the track surface of the lower pressing needle cam when touching the lower pressing needle cam, the middle piece positioned at the high position can be moved out of the triangular bottom plate without blocking when the upper pressing needle cam returns to the triangular bottom plate, as mentioned above, the stitch of the middle piece positioned at the middle position has more functions with the pressing needle cam than that of the middle piece positioned at the high position, the abrasion degree of the stitches of the middle intermediate piece is accelerated, so that the stitches are easy to damage, and the problem of how to reduce the abrasion degree of the stitches of the middle intermediate piece is always a great concern for the industry people.

Based on the above, the present application is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a knitting mechanism with a novel needle pressing cam, which is used for reducing the stitch abrasion of a middle sheet and improving the production efficiency of a jacquard glove knitting machine and the quality of knitted products.

The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a knitting mechanism with new thumb-tack needle triangle, includes the triangle bottom plate, the triangle bottom plate divide into from last to down and weaves district, intermediate lamella control area and select the needle district, still including loose set up in the new thumb-tack needle triangle in triangle bottom plate intermediate lamella control area, triangle bottom plate outside is provided with drive arrangement, drive arrangement one end with the triangle bottom plate links to each other, drive arrangement driven can drive new thumb-tack needle triangle is advanced out or is retreated the triangle bottom plate.

Preferably, the new needle pressing triangle comprises a knitting base body and a sliding body, the knitting base body comprises a knitting base body high position and a knitting base body middle position, the knitting base body high position is provided with a high position left side inclined track and a high position right side inclined track, the knitting base body middle position is provided with a middle position needle walking track, the high position left side inclined track is smoothly connected with the high position right side inclined track, and the high position left side inclined track is smoothly connected with the middle position needle walking track.

Preferably, the knitted base has a high-position recess and a middle-position recess formed in the high position and the middle position of the knitted base, respectively.

Preferably, the median recess bottom surface is deeper than the high-level recess bottom surface.

Preferably, the needle raising cam, the rubber band cam, the center cam and the sealing cam are arranged in a knitting area of the cam base plate, the left needle pressing cam and the station plate are arranged in a middle plate control area of the cam base plate, and the needle selecting and raising cam, the jacquard cam, the returning cam and the needle selector are arranged in a needle selecting area of the cam base plate.

Preferably, the sliding body is arranged on the corresponding sliding seat and can move up and down along the shaft hole of the sliding seat.

Compared with the prior art, the utility model has the following beneficial effects:

1) because a new needle pressing cam is designed in the knitting mechanism of the jacquard glove knitting machine, when the glove knitting machine carries out pre-selection, the stitch of the middle sheet can reduce friction, and the service life of the middle sheet can be prolonged.

2) The knitting base body and the sliding body are arranged in the new thumb-tack needle triangle, and a high-position left-side inclined track, a high-position right-side inclined track, a middle-position needle-moving track, a high-position concave part and a middle-position concave part are arranged in the knitting base body, so that the new thumb-tack needle triangle is more reasonable in structure, the abrasion of a middle piece stitch can be reduced, and the practicability of the new thumb-tack needle triangle is improved.

3) The production efficiency of the jacquard glove knitting machine can be improved, and the quality of knitted products of the jacquard glove knitting machine can be improved.

The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.

Drawings

FIG. 1 is an assembled view of the present invention;

FIG. 2 is a perspective view of the cam for the new knock needle of the present invention;

FIG. 3 is a schematic view of a previous running stitch for rubber band knitting in accordance with the present invention;

FIG. 4 is a schematic diagram of a needle movement of rubber band knitting pre-selected needle of the present invention;

FIG. 5 is a schematic representation of a stitch for the rubber band knitting of the present invention.

Reference numerals: 1. a rubber band triangle; 2. a needle raising triangle; 3. a central triangle; 4. sealing a triangle; 5. a new needle pressing triangle; 5a, weaving a middle position of the matrix; 5a1, median recess; 5a2, middle needle track; 5b, weaving the high position of the substrate; 5b1, high bay; 5b2, high right side skew track; 5b3, high left diagonal trajectory; 5c, a sliding body; 6. a station plate; 7. a left pressing needle triangle; 8. lifting a flower triangle; 9. a left needle selector; 10. a right needle selector; 11. a right needle selection and raising triangle; 12. a left needle selection and raising triangle; 13. a lower jacquard triangle; 14. a homing triangle; 15. a triangular bottom plate; 20. knitting needles; 21. a needle jack; 21a, pushing-up stitch; 22. an intermediate sheet; 22a, middle sheet pins; 23. selecting a needle; 23a, a lower stitch; 23b, a presser foot; 23c, upper stitching.

Detailed Description

The following description is only a preferred embodiment of the present invention, and the scope of protection is not limited to the embodiment, and any technical solutions that fall under the spirit of the present invention should fall under the scope of protection of the present invention, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the scope of protection of the present invention.

It should be noted that the directional terms such as "upper, lower, left, right" and the like in the present embodiment are only used in conjunction with the accompanying drawings to make those skilled in the art understand the relationship between the various features or parts and the like.

Referring to fig. 1 to 2, a knitting mechanism with a new needle-pressing cam includes a cam bottom plate 15 having a knitting area, an intermediate plate control area, and a needle selection area, in this embodiment, the knitting area, the intermediate plate control area, and the needle selection area are arranged from top to bottom on the cam bottom plate 15, the needle selector includes a left needle selector 9 and a right needle selector 10, the jacquard cam includes an upper jacquard cam 8 and a lower jacquard cam 13, and the needle selection cam includes a right needle selection cam 11 and a left needle selection cam 12.

The knitting area is provided with a needle lifting triangle 2, a rubber band triangle 1, a center triangle 3 and a sealing triangle 4, the middle plate control area is provided with a left needle pressing triangle 7 and a station plate 6, and the needle selection area is provided with a right needle selecting and lifting triangle 11, a left needle selecting and lifting triangle 12, a top jacquard triangle 8, a lower jacquard triangle 13, a return triangle 14, a left needle selector 9 and a right needle selector 10.

The middle plate control area of the triangular bottom plate 15 is movably provided with a new needle pressing triangle 5, the exterior of the triangular bottom plate 15 is provided with a driving device, the driving device is connected with the new needle pressing triangle 5, in the embodiment, the driving device adopts technical equipment which is well known and applied by technical personnel in the technical field, the driving device comprises a transmission rod, an electromagnet and an electromagnet mounting seat, the driving device aims to control the new needle pressing triangle 5 to vertically protrude out of or withdraw into the triangular bottom plate 15 up and down along the plane of the triangular bottom plate 15, the new needle pressing triangle 5 comprises a knitting base body and a sliding body 5c, the knitting base body comprises a knitting base body high position 5b and a knitting base middle position 5a, the knitting base body high position 5b is provided with a high position left inclined track 5b3 and a high position right inclined track 5b2, the knitting base middle position 5a is provided with a middle position needle walking track 5a2, the high position left inclined track 5b3 is smoothly connected with the high position right inclined track 5b2, the high-position left inclined track 5b3 is smoothly connected with the middle-position needle passing track 5a2, the high-position 5b of the knitting base body and the middle-position 5a of the knitting base body are respectively provided with a high-position concave part 5b1 and a middle-position concave part 5a1, the bottom surface of the middle-position concave part 5a1 is about 1.2mm deeper than that of the middle-position concave part 5b1, when the middle piece 22 at the high position collides with the high-position left inclined track 5b3 of the new needle pressing triangle 5, the middle piece 22 descends to the middle position along the high-position left inclined track 5b3 and returns to the zero position along the middle-position needle passing track 5a2 together with the middle piece 22 at the middle position, and the middle piece 22 descending from the high position does not move along the high-position concave part 5b1 because the middle-position needle passing track 5a2 is deeper than the high-position concave part 5b 1; when the rubber band is knitted, the middle piece 22 at the high position descends along the right inclined track 5b2 at the high position and returns to the middle position, and the sliding body 5c is arranged on the corresponding sliding seat and can move upwards or downwards along the shaft hole of the sliding seat.

The working principle of the knitting mechanism with the new needle pressing triangle 5 is as follows: for example, when knitting an elastic band, briefly explaining, as shown in fig. 3, the knitting needle 20 is driven by the needle jack 21 to ascend along the needle lifting cam 2 and enter the central cam 3 to participate in knitting, then, the middle stitch 22a descends along the left needle pressing cam 7 and returns to the zero position, and the upper stitch 23c and the lower stitch 23a of the selector jack 23 respectively move along the upper jacquard cam 8 and the lower jacquard cam 13 and return to the zero position; as shown in fig. 4, which is a schematic view of needle traveling for rubber knitting pre-selection, a sealing cam 4, a rubber cam 1, a left needle-pressing cam 7, a new needle-pressing cam 5 and a right needle-selecting cam 11 retreat into a cam base plate 15, while the left needle-selecting cam 12 protrudes out of the cam base plate 15, a lower stitch 23a of a selector 23 moves to a middle position along a lower jacquard cam 13, an upper stitch 23c of the selector 23 moves along an upper jacquard cam 8 until a presser foot 23b of the selector 23 corresponds to a needle selection head of a left selector 9, a presser foot 23b of a part of the selector 23 moves along the needle selection head and is pressed into a needle groove, the lower stitch 23a does not ascend along the left needle-selecting cam 12, the corresponding middle plate 22 maintains a middle (H) position, a presser foot 23b of another part of the selector 23 is kept clear of the needle selection head, a lower stitch 23a ascends along the left needle-selecting cam 12, and simultaneously pushes a corresponding middle plate 22 to a high (a) position, then the needle selection piece 23 is reset after passing through the reset cam 14 and is kept away from the right needle selector 10, meanwhile, the middle piece 22 at the high (A) position moves out of the cam bottom plate 15 in a straight way, the middle piece stitch 22a at the middle (H) position passes through the position plate 6 firstly and then moves out of the cam bottom plate 15 in a straight way, in addition, after the needle jack 21 stitch of the needle jack 21 moves along the side inclined surface of the needle raising cam 2, the needle jack 15 moves out of the cam bottom plate 15 in a straight way, and the knitting needle 20 does not participate in knitting; as shown in fig. 5, which is a schematic view of a needle-feeding of an elastic knitting, at this time, an elastic triangle 1, a new needle-pressing triangle 5 and a left needle-pressing triangle 7 are pushed out of a triangle base plate 15, a sealing triangle 4 is withdrawn into the triangle base plate 15, an intermediate piece 22 at a position a and a position H is straightly moved into the triangle base plate 15, a needle jack 21 stitch of a needle jack 21 corresponding to the intermediate piece 22 at the position a is raised along the elastic triangle 1, a knitting needle 20 is pushed to hook an elastic thread and then lowered along the relevant triangle, an intermediate piece stitch 22a of the intermediate piece 22 at the position a is lowered to the position H after contacting a high-position right inclined track 5b2 of a knitting base high position 5b of the new needle-pressing triangle 5, and simultaneously, an intermediate piece stitch 22a of the intermediate piece 22 at the position H is raised along a side inclined plane of a knitting base body middle position 5a of the new needle-pressing triangle 5, a corresponding needle jack 21 stitch is pressed into a needle groove, so that the elastic can not be hooked along the elastic triangle 1, then all needle jack 21 stitches rise along the needle raising cam 2 and enter the central cam 3 to participate in knitting, and simultaneously all middle piece stitches 22a which are positioned in the middle position fall along the left needle pressing cam 7 to return to the zero position (B) after passing through the station board 6. And then repeating the actions of fig. 4 and fig. 5 until the rib knitting is finished.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims (6)

1. A knitting mechanism with a new needle pressing triangle comprises a triangle bottom plate (15), the triangle bottom plate (15) is divided into a knitting area, an intermediate piece control area and a needle selection area from top to bottom,

it is characterized by also comprising a new needle pressing triangle (5) which is movably arranged in the middle sheet control area of the triangle bottom plate (15);

a driving device is arranged outside the triangular bottom plate (15), and one end of the driving device is connected with the triangular bottom plate (15);

the driving device is driven to drive the new thumb-tack needle triangle (5) to be ejected out or retracted into the triangle bottom plate (15).

2. The knitting mechanism with the new needle pressing triangle as claimed in claim 1, characterized in that the new needle pressing triangle (5) comprises a knitting base body and a sliding body (5c), the knitting base body comprises a knitting base body high position (5b) and a knitting base body middle position (5a), the knitting base body high position (5b) is provided with a high position left side inclined track (5b3) and a high position right side inclined track (5b2), the knitting base body middle position (5a) is provided with a middle position needle walking track (5a2), the high position left side inclined track (5b3) is smoothly connected with the high position right side inclined track (5b2), and the high position left side inclined track (5b3) is smoothly connected with the middle position needle walking track (5a 2).

3. The knitting mechanism with the new knock cam as claimed in claim 2, wherein the knitting base high position (5b) and the knitting base middle position (5a) are respectively provided with a high position concave part (5b1) and a middle position concave part (5a 1).

4. The knitting mechanism with new knock needle triangle according to claim 3, characterized in that the bottom surface of the middle concave part (5a1) is deeper than the bottom surface of the high concave part (5b 1).

5. The knitting mechanism with a new needle pressing triangle according to claim 1 is characterized in that a needle lifting triangle (2), a rubber triangle (1), a center triangle (3) and a sealing triangle (4) are arranged in the knitting area of the triangle bottom plate (15), a left needle pressing triangle (7) and a station plate (6) are arranged in the middle plate control area of the triangle bottom plate (15), and a needle selecting and needle lifting triangle, a jacquard triangle, a homing triangle (14) and a needle selector are arranged in the needle selecting area of the triangle bottom plate (15).

6. The knitting mechanism with new knock needle triangle according to claim 2, characterized in that the sliding body (5c) is installed on the corresponding sliding seat and can move up and down along the shaft hole of the sliding seat.

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