CN216836571U

CN216836571U - Guide wheel type yarn tension adjustable device

Info

Publication number: CN216836571U
Application number: CN202123156975.8U
Authority: CN
Inventors: 闫中元; 姚卫康
Original assignee: Jiangsu Yingmaijie Machinery Co ltd
Current assignee: Jiangsu Yingmaijie Machinery Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-06-28
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a guide wheel type yarn tension adjustable device, which comprises a sheet metal part and a winding bobbin, wherein one side of the sheet metal part is connected with a ceramic yarn guide hook; one side of the ceramic yarn guide hook is provided with a yarn breakage sensor; one side of the yarn breakage sensor is provided with a roller assembly; the roller assembly comprises a roller I, a roller II and a mounting block; the first roller penetrates through the mounting block through a middle bolt shaft and is connected with the sheet metal part; a rotary shaft sleeve is arranged at the position hole where the middle bolt shaft is connected with the sheet metal part; the second roller is connected with the fixing bolt of the mounting block through a side bolt shaft; the mounting block is also fixedly connected with a limiting ball stud; a plurality of position adjusting holes are formed in the sheet metal part; one side of the roller assembly is also provided with a ceramic yarn guide nozzle; the yarn sequentially passes through the ceramic yarn guide nozzle, the lower groove of the roller II, the upper groove of the roller I, the yarn breakage sensor and the ceramic yarn guide hook and is wound on the winding bobbin. The structure can effectively reduce friction hairiness, improve yarn strength and reduce the problem of unbalanced tension of the over-yarn.

Description

Guide wheel type yarn tension adjustable device

Technical Field

The utility model relates to a guide pulley type yarn tension adjustable device belongs to weaving equipment technical field.

Background

The yarn take-up process on the market at present all can have tension control of yarn: the winding tension or passing tension of the yarn is generally controlled by controlling the clamping force, friction force, etc. of a tension auxiliary (spring type multistage tension device) on the yarn in the yarn path; however, the common spring type tension sheet package clamp easily causes excessive friction to the yarn, damages the fiber of the yarn and causes the strength reduction of the yarn; when a plurality of strands of yarns correspond to different yarn paths, the common yarn tension adjusting device can cause the condition that the tension of each strand is inconsistent when foreign matters or hairiness are clamped into the clamping piece by the tension of each channel yarn, and particularly the quality problems of small plaits, curling and the like can occur to the yarns which are twisted and wound.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned prior art exists, the utility model provides a guide pulley formula yarn tension adjustable device to can effectively reduce friction filoplume, improve yarn intensity, reduce the unbalanced problem of yarn tension that appears.

In order to realize the purpose, the utility model discloses a technical scheme be: a guide wheel type yarn tension adjustable device comprises a sheet metal part and a winding bobbin; the metal plate part is an installation carrier of other parts, the winding bobbin is used for winding yarns, and one side of the metal plate part is connected with a ceramic yarn guide hook; one side of the ceramic yarn guide hook is provided with a yarn breakage sensor; a roller assembly is arranged on one side of the yarn breakage sensor; the roller assembly comprises a first roller, a second roller and a mounting block; the first roller penetrates through the mounting block through a middle bolt shaft and is connected with the sheet metal part; a rotary shaft sleeve is arranged at the position hole where the middle bolt shaft is connected with the sheet metal part; the second roller is connected with the mounting block fixing bolt through a side bolt shaft; the mounting block is also fixedly connected with a limiting ball stud; an adjusting position hole for clamping the limiting ball stud is formed in the sheet metal part; one side of the roller assembly is also provided with a ceramic yarn guide nozzle; the yarn sequentially passes through the ceramic yarn guide nozzle, the lower side groove of the roller II, the upper side groove of the roller I, the yarn breakage sensor and the ceramic yarn guide hook and is wound on the winding bobbin.

Further, the yarn breakage sensor is arranged on the yarn breakage sensor bracket; the broken yarn sensor support is an L-shaped connecting piece and is fixed on the sheet metal part in a bolt connection mode.

Furthermore, the ceramic yarn guide hook is fixed on the side end face of the sheet metal part in a bolt connection mode.

Further, the first roller and the second roller are smooth ceramic pieces or smooth hard alloy pieces.

Furthermore, a plurality of adjusting position holes are arranged around the middle bolt shaft in an arc shape and correspond to different wrapping folding angles of the yarns and yarn tension states.

The beneficial effects of the utility model are that:

1. the novel adjustable guide wheel yarn tension device can simplify the flow and steps of yarn adjustment in a yarn path, and can be slightly rotated to a proper gear by hand;

2. the problem of flying cotton fibers and other pollutants caused by high-speed friction between the cotton yarns with too large tension and the clamping pieces in the production process is effectively solved, so that the production environment of a factory is cleaner;

3. the strength value of the yarn is indirectly improved, the quality problems of yarn hot melting, curling and the like caused by excessive clamping type friction heating of the sensitive yarn are reduced, and the quality of the yarn is improved;

4. the problem that the tension control of the over-yarn tension device fails due to the fact that hairs are accumulated due to the fact that yarns frequently pass through the clamping pieces for a long time and foreign matters prop the clamping pieces open is fundamentally solved through the path design of the yarns and the open grooved pulley, the tension control of the existing tensioner is more visual, stable and reliable, and the winding quality of a produced spindle is better.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic diagram of the structure of the present invention;

fig. 4 is an adjustment schematic view a of the yarn tension adjustable device of the present invention;

fig. 5 is an adjustment schematic view b of the yarn tension adjustable device of the present invention.

In the figure: 1. the yarn guide device comprises a sheet metal part, 2, a broken yarn sensor support, 3, a ceramic yarn guide hook, 4, a broken yarn sensor, 5, a limiting ball stud, 6, a first roller, 7, an installation block, 8, a second roller, 9, a ceramic yarn guide nozzle, 10, yarns, 11, a middle bolt shaft, 12, a side bolt shaft, 13 and a rotating shaft sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification of the present invention are for the purpose of describing particular embodiments only and are not intended to limit the present invention.

As shown in fig. 1, 2 and 3, a guide wheel type yarn tension adjustable device comprises a sheet metal part 1 and a winding bobbin; the sheet metal part 1 is an installation carrier of other parts, and components formed after the other parts are fixed on the sheet metal part 1 can be installed on spinning equipment; the winding bobbin is used for winding the yarn 10; one side of the sheet metal part 1 is connected with a ceramic yarn guide hook 3; a broken yarn sensor 4 is arranged on one side of the ceramic yarn guide hook 3; one side of the broken yarn sensor 4 is provided with a roller assembly; the roller assembly comprises a first roller 6, a second roller 8 and a mounting block 7; the first roller 6 is connected with the sheet metal part 1 through the middle bolt shaft 11 and the mounting block 7; a rotary shaft sleeve 13 is arranged at the position hole where the middle bolt shaft 11 is connected with the sheet metal part 1; the second roller 8 is fixedly connected with the mounting block 7 through a bolt shaft 12; the mounting block 7 is also fixedly connected with a limiting ball stud 5; an adjusting position hole for clamping the limiting ball stud 5 is formed in the sheet metal part 1; one side of the roller assembly is also provided with a ceramic yarn guide nozzle 9; the yarn 10 sequentially passes through the ceramic yarn guide nozzle 9, the lower groove of the roller II 8, the upper groove of the roller I6, the yarn breakage sensor 4 and the ceramic yarn guide hook 3 and is wound on the winding bobbin.

Preferably, the yarn break sensor 4 is mounted on the yarn break sensor holder 2; the broken yarn sensor support 2 is an L-shaped connecting piece and is fixed on the sheet metal part 1 in a bolt connection mode.

Preferably, the ceramic yarn guide hook 3 is fixed on the side end surface of the sheet metal part 1 in a bolt connection mode.

In the preferred embodiment, the first roller 6 and the second roller 8 are smooth ceramic or hard alloy.

In the preferred embodiment, a plurality of adjusting position holes are arranged around the middle bolt shaft 11 in an arc shape, the limiting ball stud 5 is fixed on the mounting block 7 and can rotate along with the second roller 8, the limiting ball stud 5 can be clamped in the adjusting position holes P1 and P2. cndot. Pn on the sheet metal part 1 during rotation, and when the limiting ball stud 5 is clamped into each different Pn position hole, different wrapping break angles of the yarn are represented, and different yarn tension states are also represented.

Explanation of the regulation principle:

referring to fig. 4, when the tension adjusting device is at a P1 position, after the yarn in the a state enters, the process of obtaining a tension value Fa is performed, a tensioner assembly fixed on the sheet metal part 1 is adjusted, the assembly can slightly rotate anticlockwise on the surface of the sheet metal part 1 around the middle bolt shaft 11, the limiting ball stud 5 rotates along with the mounting block 7 and is brought into a hole corresponding to the P1 position, and when the limiting ball stud 5 falls into a small hole corresponding to the P1 position on the sheet metal part 1, the yarn track of the yarn channel and the enclosing angle of the yarn around the roller one 6 and the roller two 8 with a smaller angle are also locked; when the yarn 10 passes through the lower groove of the roller II and the upper groove of the roller I6, assuming that the yarn state is a at this time, the tension value is Fa (the tension of Fa is small relative to Fb), and the yarn 10 is finally discharged by the ceramic yarn guide hook 3 and wound into a winding bobbin after tension setting is finished;

referring to fig. 5, the principle and method are similar to those of fig. 4, but the adjusting direction is opposite, the tensioner assembly fixed on the sheet metal part 1 is adjusted, the assembly can slightly rotate clockwise on the surface of the sheet metal part 1 around the middle bolt shaft 11, the limiting ball stud 5 rotates along with the mounting block 7 and is brought into a hole corresponding to the position P2, and when the limiting ball stud 5 falls into a small hole corresponding to the position P2 on the sheet metal part 1, the yarn track of the yarn channel and the enclosing angle of the yarn around the first roller 6 and the second roller 8 with a larger angle are also locked; when the yarn 10 passes through the lower groove of the second roller 8 and the upper groove of the first roller 6, assuming that the yarn state is b at this time, the tension value is Fb (Fb is larger than Fa), and the yarn is finally discharged from the ceramic yarn guide hook 3 and wound into a winding bobbin after tension setting is completed.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.

Claims

1. A guide wheel type yarn tension adjustable device comprises a sheet metal part (1) and a winding bobbin; the sheet metal part (1) is an installation carrier of a part, and the winding bobbin is used for winding yarns (10); the yarn guide device is characterized in that one side of the sheet metal part (1) is connected with a ceramic yarn guide hook (3); a broken yarn sensor (4) is arranged on one side of the ceramic yarn guide hook (3); a roller assembly is arranged on one side of the yarn breakage sensor (4); the roller assembly comprises a first roller (6), a second roller (8) and a mounting block (7); the first roller (6) penetrates through the mounting block (7) through a middle bolt shaft (11) and is connected with the sheet metal part (1); a rotary shaft sleeve (13) is arranged at a position hole where the middle bolt shaft (11) is connected with the sheet metal part (1); the second roller (8) is fixedly connected with the mounting block (7) through a side bolt shaft (12) through a bolt; the mounting block (7) is also fixedly connected with a limiting ball stud (5); an adjusting position hole for clamping the limiting ball stud (5) is formed in the sheet metal part (1); a ceramic yarn guide nozzle (9) is also arranged on one side of the roller assembly; and the yarns (10) sequentially pass through the ceramic yarn guide nozzle (9), the lower side groove of the roller II (8), the upper side groove of the roller I (6), the yarn breakage sensor (4) and the ceramic yarn guide hook (3) and are wound on the winding bobbin.

2. Guide pulley yarn tension adjustable device according to claim 1, characterized in that the yarn break sensor (4) is mounted on a yarn break sensor support (2); the broken yarn sensor support (2) is an L-shaped connecting piece and is fixed on the sheet metal part (1) in a bolt connection mode.

3. The guide wheel type yarn tension adjustable device according to claim 1, characterized in that the ceramic yarn guide hook (3) is fixed on the side end face of the sheet metal part (1) in a bolt connection mode.

4. Guide wheel type yarn tension adjusting device according to claim 1, characterized in that the first roller (6) and the second roller (8) are smooth ceramic or hard alloy pieces.

5. Guide wheel type yarn tension adjustable device according to claim 1, characterized in that the adjustment position holes are provided in a plurality, arranged in an arc around the middle bolt axis (11), corresponding to different wrap angles and yarn tension states of the yarn.