CN213113775U

CN213113775U - Yarn cutting device for circular weft knitting machine

Info

Publication number: CN213113775U
Application number: CN202021751846.6U
Authority: CN
Inventors: 洪聪明
Original assignee: Fujian Cardite Textile Technology Co ltd
Current assignee: Fujian Cardite Textile Technology Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-05-04
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a yarn device is cut that circular weft knitting machine used, including fixing base, connecting roller, guide way and box body, the below of fixing base is provided with the sucking disc, the inside of fixing base is provided with the connecting roller, and the middle-end outside of connecting roller is provided with the spring, the left side lower extreme of connecting roller is provided with the gyro wheel, and the left end of connecting roller is provided with the round roller, the right-hand member of connecting roller is provided with colludes the yarn head, and colludes the left side of yarn head and be provided with the guide way, the front end upper surface of guide way is provided with the box body, and the inside of box body is provided with the second motor, the right-hand member fixedly connected with gear of second motor, and the lower extreme of gear is provided with the regulation pole, the left end outside of. This yarn device is cut that circular knitting machine was used, simple structure, convenient operation can be used for any position to use, and the device can once only cut the yarn fast to can be spacing to it, avoid removing.

Description

Yarn cutting device for circular weft knitting machine

Technical Field

The utility model relates to a circular knitting machine is with cutting the relevant technical field of yarn, specifically is a yarn device is cut that circular knitting machine used.

Background

In circular knitting machines, a yarn cutting device is an important device on the circular knitting machine, and the yarn cutting device has the function of cutting off the yarn which is originally conveyed when the yarn changing device changes the yarn, and then, the yarn can be changed to another yarn for knitting.

The yarn cutting device for the general circular knitting machine is easy to loosen due to the fact that scissors and spring pieces are prone to loosening, yarns can not be cut off timely, the yarn cutting device can enable the quality of woven products to be unqualified, the yarn cutting device cannot limit the yarn cutting device, and working efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a round weft knitting machine is with cutting yarn device to solve the general round weft knitting machine that proposes in the above-mentioned background art and cut yarn device, because scissors and spring leaf appear becoming flexible easily, lead to often appearing the yarn and can not in time cut, this can make the work of weaving appear product quality unqualifiedly, and can not carry on spacingly to the device, problem that work efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: a yarn cutting device for a circular knitting machine comprises a fixed seat, a connecting roller, a guide groove and a box body, wherein a sucker is arranged below the fixed seat, the connecting roller is arranged inside the fixed seat, and the middle outside of the connecting roller is provided with a spring, the lower end of the left side of the connecting roller is provided with a roller, and the left end of the connecting roller is provided with a round roller, and the rear end of the round roller is provided with a first motor, the right end of the connecting roller is provided with a yarn hooking head, the left side of the yarn hooking head is provided with a guide groove, and the left side of the guide groove is provided with a blade, the upper surface of the front end of the guide groove is provided with a box body, and a second motor is arranged in the box body, a gear is fixedly connected at the right end of the second motor, and the lower extreme of gear is provided with the regulation pole, the left end outside of adjusting the pole is provided with first chuck, and the right-hand member outside of adjusting the pole is provided with the second chuck.

Preferably, the right end of the round roller is attached to the left end of the connecting roller, and the cross section of the left end of the connecting roller is of a concave structure.

Preferably, the right end of the blade is connected with the left end of the yarn hooking head in a clamping manner, and the longitudinal section of the right side of the upper end of the blade is arc-shaped.

Preferably, the lower end of the box body is connected with the upper end of the guide groove in a clamping manner, and the box body forms a sliding structure at the upper end of the guide groove.

Preferably, the gear is connected with the adjusting rod in a meshing mode, and the adjusting rod is connected with the first chuck and the second chuck in a threaded mode.

Preferably, the first chuck and the second chuck are distributed in an inverted splayed shape, and the first chuck and the second chuck are symmetrically arranged around the middle part of the adjusting rod.

Compared with the prior art, the beneficial effects of the utility model are that: the yarn cutting device for the circular weft knitting machine is simple in structure and convenient to operate, can be used at any position, can cut yarns rapidly at one time, can limit the yarns and avoids moving;

1. the sucking disc arranged below the fixed seat can enable the device to be firmly adsorbed on any operating platform, so that the device is prevented from being separated from displacement to influence the cutting work of the yarn cutting device, and the stability of the device is effectively improved;

2. the blade is connected with the yarn hooking head in a clamping manner, and the blade is positioned inside the yarn hooking head, so that the yarn can be hooked under the action of the yarn hooking head, the yarn can be better sheared, and the practicability of the device is effectively improved;

3. the first chuck and the second chuck that set up through the inside of box body can clip the yarn and cut, avoid the yarn to drop at the shearing in-process and bounce open, are favorable to the staff to operate, have effectively improved the device's high efficiency and security.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the connection structure of the round roller and the connecting roller of the present invention;

FIG. 4 is a schematic view of the connecting structure of the guide groove and the box body of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 6 is a schematic view of the front section structure of the box body of the present invention.

In the figure: 1. a fixed seat; 2. a suction cup; 3. a round roller; 4. a connecting roller; 5. a spring; 6. a blade; 7. a guide groove; 8. hooking a yarn head; 9. a roller; 10. a first motor; 11. a box body; 12. a second motor; 13. a gear; 14. adjusting a rod; 15. a first chuck; 16. a second chuck.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a yarn cutting device for a circular weft knitting machine comprises a fixed seat 1, a sucker 2, a circular roller 3, a connecting roller 4, a spring 5, a blade 6, a guide groove 7, a yarn hooking head 8, a roller 9, a first motor 10, a box body 11, a second motor 12, a gear 13, an adjusting rod 14, a first chuck 15 and a second chuck 16, wherein the sucker 2 is arranged below the fixed seat 1, the connecting roller 4 is arranged inside the fixed seat 1, the spring 5 is arranged outside the middle end of the connecting roller 4, the roller 9 is arranged at the lower end of the left side of the connecting roller 4, the circular roller 3 is arranged at the left end of the connecting roller 4, the first motor 10 is arranged at the rear end of the circular roller 3, the yarn hooking head 8 is arranged at the right end of the connecting roller 4, the guide groove 7 is arranged at the left side of the yarn hooking head 8, the blade 6 is arranged at the left side of the guide groove 7, the box body 11 is arranged on the upper surface of the front end of the guide groove 7, a gear 13 is fixedly connected to the right end of the second motor 12, an adjusting rod 14 is arranged at the lower end of the gear 13, a first chuck 15 is arranged outside the left end of the adjusting rod 14, and a second chuck 16 is arranged outside the right end of the adjusting rod 14.

The right end of the round roller 3 is attached to the left end of the connecting roller 4 as shown in fig. 1, fig. 2 and fig. 3, the cross section of the left end of the connecting roller 4 is of a concave structure, the round roller 3 can be better attached to the connecting roller 4, the right end of the blade 6 as shown in fig. 1 and fig. 2 is connected with the left end of the yarn hooking head 8 in a clamping mode, the longitudinal section of the right side of the upper end of the blade 6 is arc-shaped, the device is favorable for better cutting off yarns, the lower end of the box body 11 as shown in fig. 5 is connected with the upper end of the guide groove 7 in a clamping mode, the box body 11 forms a sliding structure at the upper end of the guide groove 7, and the box body 11 can be prevented from being separated from.

As shown in figure 6, the gear 13 is connected with the adjusting rod 14 in a meshing mode, and the adjusting rod 14 is connected with the first chuck 15 and the second chuck 16 in a threaded mode, so that the gear 13 can drive the adjusting rod 14 to rotate better, as shown in figure 6, the first chuck 15 and the second chuck 16 are distributed in an inverted 'eight' shape, and the first chuck 15 and the second chuck 16 are symmetrically arranged relative to the middle of the adjusting rod 14, so that yarns can be better clamped.

The working principle is as follows: when the yarn cutting device for the circular weft knitting machine is used, firstly, as shown in a figure 1, a figure 2 and a figure 3, when a yarn passes through a guide groove 7, a switch of a first motor 10 is turned on to enable a circular roller 3 to rotate and simultaneously drive a connecting roller 4 to move left and right so as to pull a yarn hooking head 8 to be clamped with a blade 6, so that the yarn is cut, at the moment, as shown in the figure 1 and the figure 3, a roller 9 facilitates the connecting roller 4 to slide in a fixed seat 1, the connecting roller 4 is prevented from displacement, the left end of the connecting roller 4 is arranged in a concave shape, so that the circular roller 3 can be better attached, as shown in the figure 5, the lower end of a box body 11 is clamped with the upper end of the guide groove 7, so that the box body 11 can stably slide on the guide groove 7, as shown in the figure 4, the figure 5 and the figure 6, when the yarn is cut, a switch rotating gear 13 of a second motor 12 is turned on and simultaneously drives, the first clamping head 15 and the second clamping head 16 can tightly clamp the yarn, the phenomenon that the yarn is cracked or dropped is avoided, and finally the box body 11 is slid to the rear end of the guide groove 7 to carry out repeated operation, namely the whole process of using the yarn cutting device for the circular knitting machine.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cut yarn device that circular knitting machine used, includes fixing base (1), connecting roller (4), guide way (7) and box body (11), its characterized in that: a sucker (2) is arranged below the fixed seat (1), a connecting roller (4) is arranged inside the fixed seat (1), a spring (5) is arranged outside the middle end of the connecting roller (4), a roller (9) is arranged at the lower end of the left side of the connecting roller (4), a round roller (3) is arranged on the left side of the connecting roller (4), a first motor (10) is arranged at the rear end of the round roller (3), a yarn hooking head (8) is arranged at the right end of the connecting roller (4), a guide groove (7) is arranged at the left side of the yarn hooking head (8), a blade (6) is arranged at the left side of the guide groove (7), a box body (11) is arranged on the upper surface of the front end of the guide groove (7), a second motor (12) is arranged inside the box body (11), a gear (13) is fixedly connected at the right end of the second motor (12), and an adjusting rod (14) is arranged at the lower end of the, the adjusting rod is characterized in that a first chuck (15) is arranged outside the left end of the adjusting rod (14), and a second chuck (16) is arranged outside the right end of the adjusting rod (14).

2. A yarn cutting device for a circular knitting machine according to claim 1, characterized in that: the right end of the round roller (3) is attached to the left end of the connecting roller (4), and the cross section of the left end of the connecting roller (4) is of a concave structure.

3. A yarn cutting device for a circular knitting machine according to claim 1, characterized in that: the right end of the blade (6) is connected with the left end of the yarn hooking head (8) in a clamping mode, and the longitudinal section of the right side of the upper end of the blade (6) is arc-shaped.

4. A yarn cutting device for a circular knitting machine according to claim 1, characterized in that: the lower end of the box body (11) is connected with the upper end of the guide groove (7) in a clamping mode, and the box body (11) forms a sliding structure at the upper end of the guide groove (7).

5. A yarn cutting device for a circular knitting machine according to claim 1, characterized in that: the gear (13) is connected with the adjusting rod (14) in a meshing mode, and the adjusting rod (14) is connected with the first chuck (15) and the second chuck (16) in a threaded mode.

6. A yarn cutting device for a circular knitting machine according to claim 1, characterized in that: the first clamping head (15) and the second clamping head (16) are distributed in an inverted splayed shape, and the first clamping head (15) and the second clamping head (16) are symmetrically arranged relative to the middle of the adjusting rod (14).