CN2661729Y - Color changing head structure of knitting machine - Google Patents

Abstract

A color-changing head structure of a knitting machine includes a control mechanism, a linkage mechanism and an action mechanism. The linkage mechanism is connected between the control mechanism and the action mechanism. The color-changing head can be installed on the knitting machine and, under the control of the push track and the needle selector of the knitting machine, can feed colored yarn to the knitting needles; thereby, it is convenient to control the color selection by a computer and switch the yarn of the required color, so that the cloth can be presented with different color patterns after knitting.

Description

Color-changing head structure of knitting machine

technical field

The utility model relates to a color-changing head structure of a knitting machine, in particular to a knitting machine (circular knitting machine) that feeds colored yarns according to a set time sequence for knitting needle hooks. The yarn allows the cloth to have a color-changing head structure with different color patterns after weaving.

Background technique

When the existing knitting machine (circular knitting machine) weaves cloth, if the cloth needs to be knitted with patterns of different colors, a color-changing head will be installed at the yarn feeding port of the knitting machine. During the weaving process, the color-changing head will Bring the colored yarn to the yarn feeding port in time to let the knitting needle hook the yarn, let the colored yarns be woven together, and make the woven fabric have different color pattern effects. However, most of the existing color-changing heads have very complex structures, which makes assembly difficult and increases production costs.

It can be seen from the above that the above-mentioned color-changing head of the existing knitting machine obviously has inconveniences and defects in production and practical use, and needs to be improved.

The reason is that the designer of this case felt that the above-mentioned defects could be improved, so he devoted himself to research and cooperated with the application of theories, and finally proposed a utility model with reasonable design and effective improvement of the above-mentioned defects.

Utility model content

The main purpose of this utility model is to provide a color-changing head structure of a knitting machine, which uses a simplified structural design to achieve the purpose of changing yarns. Its structure is simple, easy to assemble, has the effect of reducing costs, and can achieve better yarn changing effect.

In order to achieve the above purpose, the utility model provides a color-changing head structure of a knitting machine, including:

A control mechanism, which has a body, a plurality of color selection boards, a plurality of yarn pushing boards and a pusher, the color selection boards are pivotally arranged inside the body, and each of the color selection boards is provided with a top catch and a needle selector The convex part of the pusher, the yarn pushing plate and the pusher are arranged inside the body so that they can move up and down, the pusher part of the color selection board is pressed against the yarn pushing plate, and the upper end of the yarn pushing plate has a pushing part;

A linkage mechanism is arranged at the lower part of the internal control mechanism of the body. It has a lever. the end where the top of the lever attaches to the push down; and

An action mechanism, which is arranged at the lower part of the interlocking mechanism inside the body, has multiple yarn feeding plates, multiple yarn feeding rods and multiple sliding parts. The yarn feeding board is connected with the lower push piece of the linkage mechanism, the yarn feeding rods are respectively fixed on the yarn feeding board, the sliding part is slidably sleeved on the yarn feeding rod, and on the A first convex portion and a second convex portion are respectively provided on the front side and the rear side of the slider, and the first convex portion and the second convex portion correspond to the push-down piece and the pull-up piece respectively.

In the structure of the color-changing head of the knitting machine as described above, an elastic component providing reset force is arranged under the color selection board.

In the structure of the color-changing head of the knitting machine described above, an elastic component is arranged in front of the yarn pushing plate, and the elastic component collides with the front edge of the yarn pushing plate to push the yarn pushing plate toward the direction of the color selection plate.

The above-mentioned color-changing head structure of the knitting machine, wherein, the upper end and the lower end of the pushing member respectively have a pressing part and a pushing part, and the pushing part at the lower end of the pushing part abuts against the top end of the lever connected to the pushing part .

The color-changing head structure of the knitting machine as described above, wherein, the upper pull piece and the push-down piece are respectively provided with a perforation and a cross bar, each of the yarn feeding plates has a neck, and the neck is pressed on the push-down On the crossbar of the slider, the yarn feeding plate is connected with the push-down piece. The perforation of the pull-up piece can be penetrated by the second convex part on the rear side of the slide piece, so that the slide piece is connected with the pull-up piece. Above the push-down piece Each is provided with an elastic component providing an upward reset force.

In the structure of the color-changing head of the knitting machine as described above, each of the yarn feeding plates is pivotally connected to the lower end of the yarn pushing plate with a rotating shaft in the middle, so that the yarn feeding plate is connected to the yarn pushing plate.

According to the structure of the color-changing head of the knitting machine, an elastic component is arranged above each of the yarn feeding boards, and the yarn feeding boards can be pulled to swing upwards and reset.

According to the structure of the color changing head of the knitting machine, the front ends of the yarn feeding rods each have a yarn feeding part.

In order to further understand the features and technical contents of the present utility model, please refer to the following detailed description and accompanying drawings of the present utility model. However, the attached drawings are provided for reference and illustration only, and are not intended to limit the present utility model.

Description of drawings

Fig. 1 is a schematic plan view of the utility model;

Fig. 2 is the action diagram (1) of the present utility model;

Fig. 2 is the action diagram (two) of the utility model;

Fig. 4 is an action diagram (three) of the present utility model.

Wherein, the reference signs are explained as follows:

1 control mechanism

10 Body 11 Color selection board

12 Yarn pushing plate 13 Pushing piece

14 Pivot 15 Top Detent

16 Elastic component 17 Convex part

19 Push part 20 Elastic component

21 Pressing part 22 Pushing part

3 linkage mechanism

30 lever 31 pivot

32 Pull-up piece 33 Push-down piece

34 Perforation 35 Crossbar

5 action mechanism

50 Yarn feeding board 51 Yarn feeding rod

52 Slider 53 Pivot

54 Rotating shaft 55 The first convex part

56 second convex part 57 neck

58 Yarn Feeding Section 59 Elastic Components

501 Elastic components

6 needle selector

7 push track

8 drive parts

Detailed ways

Please refer to the first figure, the utility model provides a color-changing head structure of a knitting machine, which can be installed on a knitting machine (circular knitting machine), and is controlled by the driving track 7 and the needle selector 6 of the knitting machine , it can feed the colored yarn to the knitting needle, so that the knitted fabric has different color pattern effects.

The color-changing head structure includes a control mechanism 1, a linkage mechanism 3 and an action mechanism 5, wherein the control mechanism 1 has a body 10, a plurality of color selection plates 11, a plurality of yarn pushing plates 12 and a pusher 13, The main body 10 is a hollow shell made of metal plates, which can accommodate and connect the control mechanism 1 , the linkage mechanism 3 and the action mechanism 5 .

The number of the color selection boards 11 is determined according to the required yarn color. The color selection boards 11 are neatly arranged and arranged at intervals near the top of the body 10. The rear end of the color selection boards 11 is pivoted on the The body 10 enables the front end of the color selection board 11 to swing up and down with the pivot 14 as the fulcrum. The front end of the color selection board 11 is formed with a top catch 15, and an elastic component 16 is provided under the color selection board 11. , the elastic component 16 is in contact with the bottom of the color selection board 11, which can provide the force for resetting the color selection board 11, and each color selection board 11 is provided with a protrusion 17 which can be pressed by the needle selector 6.

The number of the yarn pushing board 12 is corresponding to the color selection board 11, the yarn pushing board 12 can be moved up and down inside the body 10, the yarn pushing board 12 is arranged in front of the color selection board 11, the color selection board The pushing part 15 at the front end of 11 can be pushed against the yarn pushing plate 12. The upper ends of the yarn pushing plates 12 each have a pushing portion 19 that can be pushed by the pushing track 7 . Each of the yarn pushing plates 12 is provided with an elastic component 20 in front of it. The elastic component 20 is in contact with the front edge of the yarn pushing plate 12, and the yarn pushing plate 12 can be pushed towards the direction of the color selection board 11. Push against the yarn pushing plate 12, so the yarn pushing plate 12 will be restricted from moving towards the color selection board 11 in normal times.

The pusher 13 is arranged inside the main body 10 so that it can move up and down. The pusher 13 is arranged in front of the yarn pushing plate 12. The upper end and the lower end of the pusher 13 respectively have a pressing part 21 and a pushing part 22. .

The linkage mechanism 3 is arranged at the bottom of the control mechanism 1 inside the body 10, the linkage mechanism 3 is connected between the control mechanism 1 and the action mechanism 5, and has a lever 30, which is pivotally connected by a pivot 31 in the middle of the lever 30. On the body 10, the two ends of the lever 30 are respectively swung up and down with the pivot 31 as the fulcrum.

The two ends of the lever 30 are respectively connected with an upper pull piece 32 and a lower push piece 33, and are respectively provided with a perforation 34 and a cross bar 35 on the upper pull piece 32 and the lower push piece 33 for connecting an action mechanism 5 . The pushing portion 22 at the lower end of the pushing member 13 can abut against the top end of the lever 30 connected to the pushing member 33 .

The action mechanism 5 is arranged at the bottom of the interlocking mechanism 3 inside the body 10, and it has a plurality of yarn feeding plates 50, a plurality of yarn feeding rods 51 and a plurality of sliders 52, and the number of the yarn feeding plates 50 corresponds to the selection The color plate 11 and the yarn pushing board 12, the rear end of the yarn feeding board 50 is pivoted to the body 10 with a pivot 53, so that the yarn feeding board 50 can swing up and down with the pivot 53 as a fulcrum, the yarn feeding board Each of the 50 is pivotally connected to the lower end of the yarn pushing plate 12 with a rotating shaft 54, so that the yarn feeding plate 50 is connected with the yarn pushing plate 12 as a whole. Each of the yarn feeding plates 50 has a neck 57, which is pressed on the cross bar 35 of the lower pusher 33, so that the yarn feeding plate 50 is connected with the lower pusher 33 of the linkage mechanism 3 as a whole. In addition, an elastic component 501 is disposed above the push-down member 33 , and the elastic component 501 can pull the push-down member 33 to move upward and reset.

Each of the yarn feeding plates 50 is provided with an elastic component 59, and the elastic component 59 can pull the yarn feeding plate 50 to swing upwards and reset. The yarn feeding rods 51 are respectively fixed on the yarn feeding boards 50, and the yarn feeding rods 51 can be driven to swing by the yarn feeding boards 50.

The slider 52 is slidably sleeved on the yarn feeding rod 51, and a first convex portion 55 and a second convex portion 56 are respectively provided on the front side and the rear side of the sliders 52. The first convex portion 55 And the second protrusion 56 corresponds to the lower end of the push-down member 33 and the perforation 34 of the upper pull-up member 32, so that the push-down member 33 can be used to push the slide 52 to move downward, and the pull-up member 32 can be used to pull the slide 52 to move upward. ; By the above-mentioned composition to form a brand-new color-changing head structure of the knitting machine.

When the needle selection pin of the needle selector 6 is pressed on the convex part 17 of the color selection board 11 according to the set timing, the top part 15 of the front end of the color selection board 11 is moved back for a certain distance (as shown in Figure 2), so that the elastic assembly 20. The yarn pushing plate 12 can be pushed towards the direction of the color selection plate 11, so that the pushing part 19 at the upper end of the yarn pushing plate 12 can be moved to a predetermined position, and can be pushed by the pushing track 7, so that the yarn pushing plate 12 can move downward (as shown in the figure). 3), the yarn pushing plate 12 can be linked with the yarn feeding plate 50 and the yarn feeding bar 51 to bring the colored yarn to the yarn feeding port to let the knitting needle hook the yarn, let the colored yarn be woven together, and let the knitting The finished fabric has a pattern effect of different colors. When the pushing track releases the driving force, the yarn pushing plate 12 and its connected yarn feeding plate 50 and yarn feeding bar 51 can reset upwards (as shown in Figure 4).

When the needle selection pin of the needle selector 6 is pressed on the convex portion 17 of another color selection board 11 according to the set timing, the push part 15 at the front end of the other color selection board 11 is made to retreat, so that the other yarn pusher The pushing part 19 at the upper end of the plate 12 moves to a predetermined position, and can be pushed by the pushing track 7, so that the other yarn pushing plate 12 moves downward, and the other yarn pushing plate 12 can be linked with the yarn feeding plate connected to it. 50 and yarn feeding rod 51 bring colored yarn to the yarn feeding port to let the knitting needle hook yarn, and allow another colored yarn to weave together.

Simultaneously, a driver 8 can be utilized to promote the pressing portion 21 of the push member 13, so that the push portion 22 at the lower end abuts against the end of the lever 30 top and connects the push member 33, so that the push member 33 moves downwards ( As shown in Figure 4), and the upper pull member 32 is moved upwards synchronously by the lever 30. When the push member 33 moves downward, it can push the front side of the sliding member 52 which is slidably sleeved on the previous yarn feeding rod 51. The first protrusion 55 of the first protrusion 55 moves the slider 52 downward to close the yarn feeding part 58 at the front end of the yarn feeding rod 51 to cut off the hooked yarn, so that the yarn feeding rod 51 and the slider 52 make a return action. When the pull-up piece 32 moved upwards, the perforation 34 of the pull-up piece 32 could be inserted into the second protrusion 56 on the rear side of the sliding piece 52 slidably sleeved on the other yarn feeding rod 51, so that the sliding piece 52 Connected with the pull-up member 32, the second protrusion 56 on the rear side of the slider 52 can be pulled, so that the other yarn feeding rod 51 can open the yarn feeding part 58, and smoothly bring the colored yarn to the yarn feeding port Let the knitting needle hook the yarn.

The color-changing head of the utility model can facilitate computer-controlled color selection and switching of yarns of required colors. Afterwards, patterns with different colors are rendered.

The utility model mainly utilizes a simplified structural design to achieve the purpose of changing yarns. The utility model has a simple structure, is easy to assemble, has the effect of reducing costs, and can achieve a better effect of changing yarns.

The above is only a preferred feasible embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made according to the specification and drawings of the utility model are included in this utility model in the same way. within the scope of utility model patents.

Claims (8)

1. A color-changing head structure of a knitting machine, characterized in that it comprises: A control mechanism, which has a body, a plurality of color selection boards, a plurality of yarn pushing boards and a pusher, the color selection boards are pivotally arranged inside the body, and each of the color selection boards is provided with a top catch and a needle selector The convex part of the pusher, the yarn pushing plate and the pusher are arranged inside the body so that they can move up and down, the pusher part of the color selection board is pressed against the yarn pushing plate, and the upper end of the yarn pushing plate has a pushing part; A linkage mechanism is arranged at the lower part of the internal control mechanism of the body. It has a lever. the end where the top of the lever attaches to the push down; and An action mechanism, which is arranged at the lower part of the interlocking mechanism inside the body, has multiple yarn feeding plates, multiple yarn feeding rods and multiple sliding parts. The yarn feeding board is connected with the lower push piece of the linkage mechanism, the yarn feeding rods are respectively fixed on the yarn feeding board, the sliding part is slidably sleeved on the yarn feeding rod, and on the A first convex portion and a second convex portion are respectively provided on the front side and the rear side of the slider, and the first convex portion and the second convex portion correspond to the push-down piece and the pull-up piece respectively. 2. The color-changing head structure of a knitting machine according to claim 1, characterized in that an elastic component providing reset force is arranged under the color selection plate. 3. The color-changing head structure of the knitting machine according to claim 1, characterized in that an elastic component is arranged in front of the yarn pushing plate, and the elastic component is in contact with the front edge of the yarn pushing plate, and pushes the yarn pushing plate toward the direction of the color selection plate . 4. The color-changing head structure of a knitting machine according to claim 1, wherein the upper end and the lower end of the push member respectively have a pressing part and a pushing part, and the pushing part at the lower end of the pushing part pushes against the lever The top attaches to one end of the push-down piece. 5. The color-changing head structure of a knitting machine according to claim 1, wherein a perforation and a cross bar are respectively provided on the upper puller and the lower pusher, each of the yarn feeding plates has a neck, the The neck is pressed on the cross bar of the push-down piece, so that the yarn feeding plate is connected with the push-down piece, and the perforation of the pull-up piece can be penetrated by the second protrusion on the rear side of the slide piece, so that the slide piece and the pull-up piece connected, each of the push-down members is provided with an elastic component providing upward reset force. 6. The color-changing head structure of a knitting machine according to claim 1, wherein each of the yarn feeding boards is pivotally connected to the lower end of the yarn pushing board by a rotating shaft in the middle. 7. The color-changing head structure of a knitting machine according to claim 1, wherein an elastic component is arranged above each of the yarn feeding plates. 8. The color-changing head structure of a knitting machine according to claim 1, characterized in that each of the yarn feeding rods has a yarn feeding portion at the front end.

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