CN217026214U

CN217026214U - Chemical fiber two-for-one twisting spindle

Info

Publication number: CN217026214U
Application number: CN202220903738.9U
Authority: CN
Inventors: 陈红
Original assignee: Zhejiang Rifa Textile Machinery Co Ltd
Current assignee: Zhejiang Rifa Textile Machinery Co Ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-07-22
Anticipated expiration: 2032-04-19

Abstract

The utility model discloses a chemical fiber two-for-one twisting spindle, which comprises a twisting disc part, an internal tension adjusting pipe part and a lining spindle part, wherein the twisting disc part comprises a twisting mechanism and a cheese cover mechanism, the cheese cover mechanism comprises a static cup, a cheese cover, magnetic steel and a magnetic steel cover, the static cup comprises a cup part and a bearing sleeve part, the bottom ends of the cup part and the cheese cover part are connected into a whole, the bearing sleeve part is sleeved on a spindle rod through a bearing support, the bottom of an inner cavity of the cup part is fixedly connected with a positioning rubber ring, and a gap is reserved between the inner hole surface of the positioning rubber ring and the outer circular surface of the bottom end of the bearing sleeve part and used for inserting the bottom end of a cheese bobbin of a company to realize extrusion limiting and avoid the yarn supply bobbin of a long bobbin from shaking; the yarn guide pipe of the lining spindle component is divided into an upper yarn guide pipe and a lower yarn guide pipe which are arranged at the bottom end and the top end and can be connected in a sliding mode through the axial limiting mechanism, the yarn guide pipe can stretch and change the length when the lining spindle component is assembled and disassembled, and the problem that a long bobbin supply bobbin is suitable and a bobbin formed by winding through a spinning machine is directly used as the yarn supply bobbin is solved.

Description

Chemical fiber two-for-one twisting spindle

Technical Field

The utility model belongs to the technical field of textile machinery, and particularly relates to a chemical fiber two-for-one twisting spindle which can directly use a long bobbin wound and formed by a spinning machine as a yarn supply bobbin.

Background

The two-for-one twister is a device for twisting yarns (filaments) and is a subsequent device of a spinning (filament) device. The double-twisting spindle is a key component of a chemical fiber double-twisting machine, plays a key role in the twisting process of silk threads, and directly determines the production efficiency and the product quality of equipment. The chemical fiber double-twist spindle mainly comprises three components, namely a twisting disc component, an internal tension adjusting pipe component and a lining spindle component. The twisting disk part completes the twisting function of the silk thread, and the internal tension adjusting pipe part and the lining spindle part play a role in adjusting the tension of the twisted silk thread. The internal tension adjusting pipe component is connected and inserted at the top end of the bearing sleeve part of the static cup of the twisting component through a tension pipe seat, the thread guide pipe of the lining spindle component is positioned above the internal tension adjusting pipe component, the top end of the lining spindle component is positioned at the top of the bobbin of the thread supply bobbin when the twisting component is used, and the bottom end of the lining spindle component and the internal tension adjusting pipe component are inserted into the inner cavity of the bobbin together.

The traditional chemical fiber two-for-one twister spindle is suitable for a yarn supply bobbin with a small yarn containing amount and a short bobbin, and the yarn supply bobbin is formed by winding after twisting and is a large package bobbin, so that a plurality of yarn supply bobbins are used for winding to form one large package bobbin, and the company bobbin needs to be replaced for many times when the large package bobbin is wound. In order to improve the production efficiency and the product quality of equipment, the chemical fiber two-for-one twisting spindle gradually develops to a high-capacity yarn supply bobbin using a long bobbin. However, the length of the yarn supply bobbin is limited by the space of the chemical fiber two-for-one twister body for inserting the lining spindle component.

The spinning (silk) machine uses the long bobbin to wind, in order to improve the bearing strength of the bobbin, the bobbin is internally provided with a reinforcing rib, the bottom end of the bobbin is internally provided with a positioning bulge structure suitable for the spinning machine, the inner diameter of the bobbin is reduced, a tension adjusting device in a traditional form cannot be placed in the bobbin, and the bobbin cannot be effectively positioned in a static cup and is easy to shake. The bobbin is too long, if the lining ingot is short, the threading is difficult, the operation is difficult, and the long lining ingot cannot be placed into the bobbin if the lining ingot is proper in length (longer), so the operation is difficult. Therefore, the spinning (silk) winder is wound into a bobbin to be wound into a silk supply bobbin suitable for the chemical fiber two-for-one twisting spindle.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects that the traditional chemical fiber two-for-one twisting spindle cannot be suitable for a long bobbin yarn supply bobbin and cannot be used as a yarn supply bobbin directly by using a bobbin formed by winding of a spinning machine, and provides the chemical fiber two-for-one twisting spindle which can be suitable for the long bobbin formed by winding of the spinning machine.

Therefore, the utility model adopts the following technical scheme: a chemical fiber two-for-one twisting spindle comprises a twisting disc part, an internal tension adjusting pipe part and a lining spindle part, wherein the twisting disc part comprises a twisting mechanism and a cone cover mechanism, the twisting mechanism comprises a spindle blade, a spindle disc, a twisting disc and a yarn outlet head, the upper section of the spindle blade is provided with a yarn passing hole with an inlet positioned on the end surface of the top end of the spindle blade and an outlet positioned on the outer peripheral surface of the spindle blade, the twisting disc is in a horn shape with an upward opening, the twisting disc and the spindle disc are superposed up and down and are tightly sleeved on the spindle blade by arranging a central through hole, the yarn outlet head is arranged in a through hole on the side wall of the twisting disc, the yarn outlet head is provided with a yarn outlet hole which is opposite to the yarn passing hole outlet, the cone cover mechanism comprises a static cup, a cone cover, magnetic steel and a magnetic steel cover for supporting and installing the magnetic steel, the static cup comprises a cup part and a bearing sleeve part, the bottom end of which is connected into a whole, the bearing sleeve part is sleeved on the spindle blade rod by a bearing support, so that the static cup is positioned in the inner cavity of the twisting disc and positioned above the yarn outlet head, the cup is characterized in that the bottom of the inner cavity of the cup part is fixedly connected with a positioning rubber ring, and a gap is reserved between the inner hole surface of the positioning rubber ring and the outer circular surface of the bottom end of the bearing sleeve part; the silk guide pipe of lining spindle part divide into silk guide pipe and silk guide pipe down, goes up silk guide pipe bottom and silk guide pipe top down and installs axial stop gear slidable formula connection, makes and goes up silk guide pipe and silk guide pipe down and can insertingly slide relatively and can not separate again, can make the whole extension of silk guide pipe or shorten.

When the utility model is used, the yarn supply bobbin is placed on the static cup, the bottom end of the bobbin is inserted into a gap between the positioning rubber ring and the bottom end of the bearing sleeve part, the diameter of the bottom end of the bearing sleeve part is equivalent to the inner diameter of the bobbin of the yarn supply bobbin, the radius difference between the positioning rubber ring and the bottom end of the bearing sleeve part is equivalent to the thickness of the bobbin of the yarn supply bobbin, and the directional rubber ring forms extrusion limit on the bobbin to prevent the yarn supply bobbin from shaking. When a lining spindle component is assembled in twisting, the upper yarn guide pipe and the lower yarn guide pipe are shortened and slid to form a short yarn guide pipe, then the assembly operation is carried out, and the lower yarn guide pipe naturally slides downwards to form a long yarn guide pipe after the assembly operation, and corresponds to the internal tension adjusting pipe component; when the lining spindle component is dismounted, the top end of the lining spindle component is held to lift, the lower wire guide pipe is held when the lower wire guide pipe is exposed out of the top end of the bobbin, then the top end of the lining spindle component is released, the upper wire guide pipe falls and slides relative to the lower wire guide pipe to form a short wire guide pipe, the length of the whole lining spindle component is shortened, and the double-twist spindle can be moved out to realize dismounting of the lining spindle component.

In addition to the above technical solutions, the present invention also includes the following technical features.

Axial stop gear include union coupling head and spacing collar, the external diameter of spacing collar is greater than union coupling head internal diameter, union coupling head overcoat in go up the yarn guide pipe can slide, the fixed suit of spacing collar is in last yarn guide pipe bottom end portion, the spacing collar external diameter is less than down yarn guide pipe internal diameter, union coupling head and yarn guide pipe top fixed connection down.

The diameter of the top end of the bearing sleeve part is not more than the inner diameter of a positioning bulge inside the bottom end of the bobbin of the yarn supply bobbin, and a step end face is formed for supporting the positioning bulge; the outer diameter of the internal tension adjusting pipe part is not more than the inner diameter of the internal reinforcing rib of the bobbin of the yarn supply bobbin, and the internal tension adjusting pipe part can be suitable for taking a long bobbin wound and formed by a spinning machine as the yarn supply bobbin.

The outer wall of the pipe connector is in threaded connection with the inner wall of the lower thread guide pipe.

The utility model can achieve the following beneficial effects: the length of the lining spindle component can be shortened when the lining spindle component is assembled and disassembled by designing the yarn guide pipe of the lining spindle component into a telescopic type, and the yarn guide pipe can extend after the lining spindle component is assembled so as to facilitate the yarn threading operation of a long bobbin in a chemical fiber double-twisting spindle; the static cup bearing sleeve part is designed into a stepped shaft type to form a stepped end face corresponding to the bobbin bottom end and the bobbin inner diameter of a long bobbin wound and formed by a spinning machine, the positioning rubber ring is arranged at the bottom of the static cup to form elastic extrusion limit on the bobbin bottom end, the situation that the long bobbin supply bobbin shakes can be avoided, the long bobbin wound and formed by the spinning machine can be directly used as the bobbin for supplying the chemical fiber two-for-one twisting spindle, the winding process from the spinning machine to the two-for-one twisting machine is omitted, the change of the bobbin thickness can be adapted, the production efficiency and the product quality of products are improved, and the universality of the equipment is also improved.

Drawings

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

FIG. 2 is a sectional view of a dummy block structure in a shortened state of the guide wire tube according to the present invention.

Fig. 3 is a sectional view showing the structure of a twisting member and an internal tension adjusting tube member of the present invention.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and the described embodiments are illustrative and explanatory of the utility model and do not constitute a limitation of the utility model.

The utility model discloses a chemical fiber two-for-one twisting spindle, which comprises a twisting disc part 1, an internal tension adjusting pipe part 2 and a lining spindle part 3, wherein the twisting disc part comprises a twisting mechanism and a cone cover mechanism, the twisting mechanism comprises a spindle blade 102, a spindle blade 101, a twisting disc 104 and a yarn outlet head 103, a yarn passing hole which is vertically connected through a vertical hole and an inclined hole is formed in the upper section of the spindle blade, the inlet of the vertical hole is located at the end face of the top end of the spindle blade, the outlet of the inclined hole is located on the peripheral surface of the spindle blade, and a yarn passing cylinder 113 is arranged at the connection turning position of the vertical hole and the inclined hole. The twisting disc is in a horn shape with an upward opening, the twisting disc and the spindle disc are overlapped up and down and are sleeved on the spindle blade in a tight fit mode through a central through hole, the yarn outlet head is installed in the through hole in the side wall of the twisting disc and is provided with a yarn outlet hole, and the yarn outlet hole is opposite to an outlet of the yarn passing hole.

The cone cover mechanism comprises a static cup 112, a cone cover 110, magnetic steel 109 and a magnetic steel cover 107 for supporting and installing the magnetic steel, the static cup comprises a cup part and a bearing sleeve part, the bottom ends of the cup part and the bearing sleeve part are connected into a whole, the bearing sleeve part is vertically distributed, supported and sleeved on the spindle blade through a first bearing 106 and a second bearing 105, and the static cup is positioned in the inner cavity of the twisting disc and above the spinning head. The diameter of the top end of the bearing sleeve part is not more than the inner diameter of a positioning bulge inside the bottom end of the bobbin of the yarn supply bobbin, and a step end face is formed for supporting the positioning bulge; the diameter of the bottom end of the bearing sleeve part is equal to the inner diameter of a bobbin of the yarn supply bobbin, the bottom of the inner cavity of the cup part is fixedly connected with a positioning rubber ring 111, the radius difference between the inner hole surface of the positioning rubber ring and the outer circle surface of the bottom end of the bearing sleeve part is equal to the thickness of the bobbin 401 of the yarn supply bobbin 4, when the yarn supply bobbin 4 is placed on a static cup, the bottom end of the bobbin 401 is inserted between the positioning rubber ring and the bottom end of the bearing sleeve part, the directional rubber ring extrudes the bobbin to limit, and the yarn supply bobbin is prevented from shaking. The cone cover is fixedly arranged at the top end of the static cup, and the magnetic steel cover is fixed on the inner wall of the cone cover. The top end of the bearing sleeve part is inserted with a tension pipe seat 108, the internal tension adjusting pipe part 2 is inserted in the tension pipe seat, and the external diameter of the internal tension adjusting pipe part 2 is not more than the internal diameter of the internal reinforcing rib of the bobbin.

As shown in fig. 2, the lining spindle component 3 includes a thread feeding head 301, an upper lining spindle body 302, an upper cover 303, a tension ring 311, a lower lining spindle body 310, a lower cover 304, a tension ball seat 309 and a thread guide pipe, wherein the thread guide pipe is divided into an upper thread guide pipe 307 and a lower thread guide pipe 306, the bottom end of the upper thread guide pipe 307 and the top end of the lower thread guide pipe 306 are provided with an axial limiting mechanism which can be connected in a sliding manner, so that the upper thread guide pipe and the lower thread guide pipe can slide in a relatively inserting manner without being separated, and the thread guide pipe can be extended or shortened integrally. The axial limiting mechanism comprises a pipe connector 305 and a limiting ring 308, the outer diameter of the limiting ring 308 is larger than the inner diameter of the pipe connector 305, the pipe connector is sleeved outside the upper guide wire pipe and can slide, the limiting ring is fixedly sleeved at the end part of the bottom end of the upper guide wire pipe, the outer diameter of the limiting ring is smaller than the inner diameter of the lower guide wire pipe, and the pipe connector is fixedly connected with the top end of the lower guide wire pipe through threads. When a lining spindle component is assembled in twisting, the upper yarn guide pipe and the lower yarn guide pipe are shortened and slid to form a short yarn guide pipe, then the assembly operation is carried out, and the lower yarn guide pipe naturally slides downwards to form a long yarn guide pipe after the assembly operation, and corresponds to the internal tension adjusting pipe component; when the lining spindle component is dismounted, the top end of the lining spindle component is held to lift, the lower wire guide pipe is held when the lower wire guide pipe is exposed out of the top end of the bobbin, then the top end of the lining spindle component is released, the upper wire guide pipe falls and slides relative to the lower wire guide pipe to form a short-size wire guide pipe, the length of the whole lining spindle component is shortened, and the double-twist spindle can be moved out to dismount the lining spindle component.

Claims

1. A chemical fiber two-for-one twisting spindle comprises a twisting disk part, an internal tension adjusting pipe part and a lining spindle part, wherein the twisting disk part comprises a twisting mechanism and a cone cover mechanism, the twisting mechanism comprises a spindle blade, a spindle disk, a twisting disk and a yarn outlet head, the upper section of the spindle blade is provided with a yarn passing hole with an inlet positioned on the end surface of the top end of the spindle blade and an outlet positioned on the outer peripheral surface of the spindle blade, the twisting disk is in a horn shape with an upward opening, the twisting disk and the spindle disk are vertically superposed and are tightly sleeved on the spindle blade through a central through hole, the yarn outlet head is arranged in a through hole on the side wall of the twisting disk, the yarn outlet head is provided with a yarn outlet hole which is opposite to the yarn passing hole outlet, the cone cover mechanism comprises a static cup, a cone cover, magnetic steel and a magnetic steel cover for supporting and installing the magnetic steel, the static cup comprises a cup part and a bearing sleeve part, the bottom end of the cup part is connected into a whole, the bearing sleeve part is arranged in the inner cavity of the twisting disk and positioned above the yarn outlet head, cone cover fixed mounting is in static cup top, and the magnet steel lid is fixed in cone cover inner wall, its characterized in that: the bottom of the inner cavity of the cup part is fixedly connected with a positioning rubber ring, and a gap is reserved between the inner hole surface of the positioning rubber ring and the outer circle surface of the bottom end of the bearing sleeve part; the yarn guide pipe of the lining spindle component is divided into an upper yarn guide pipe and a lower yarn guide pipe, and the bottom end of the upper yarn guide pipe and the top end of the lower yarn guide pipe are provided with an axial limiting mechanism in a sliding connection mode.

2. The chemical fiber two-for-one twisting spindle of claim 1, wherein: axial stop gear include union coupling head and spacing collar, the external diameter of spacing collar is greater than union coupling head internal diameter, union coupling head overcoat in go up the guide wire pipe can slide, the fixed suit of spacing collar is in last guide wire pipe bottom end tip, the spacing collar external diameter is less than guide wire pipe internal diameter down, union coupling head and lower guide wire pipe top fixed connection.

3. The chemical fiber two-for-one twisting spindle of claim 2, wherein: the bearing sleeve part is a stepped shaft sleeve with the bottom outer diameter larger than the top outer diameter.

4. The chemical fiber two-for-one twisting spindle of claim 3, wherein: the outer wall of the pipe connector is in threaded connection with the inner wall of the lower wire guide pipe.