TWM650429U - Three-ply yarn forming system and twister - Google Patents

Abstract

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Description

Three-ply yarn forming system and twisting machine

The present invention relates to a yarn system and a twisting machine, and in particular to a three-ply yarn forming system and a twisting machine for forming three-ply yarns.

In the textile industry, in order to increase the toughness of the fabric, thereby avoiding problems such as breakage or pilling caused by long-term use of the fabric, and to increase the feel of the fabric, relevant operators will spin the yarn before weaving it into fabric. Through the processing steps of yarn doubling and twisting, multi-ply yarns such as double-ply yarn and triple-ply yarn are formed to improve the twist and toughness of the yarn. With the breakthrough of textile technology, new materials such as Japanese paper, hemp paper and other paper yarn fibers can be used as yarn and woven into cloth. However, the tension of the yarn made of paper yarn fiber is different from that of conventional yarn. If it is It is known that the yarn twisting process forms three strands of yarn, but due to tension problems, the yarn cannot be twisted smoothly or may break.

In view of this, a three-ply yarn forming system and twisting machine that can adjust the yarn tension to form three-ply yarn are still the goals of the current joint efforts of relevant industry players.

The purpose of this new model is to provide a three-ply yarn forming system and a twisting machine, which can maintain the tension of the three-ply yarn and reduce the risk of breakage by setting a tension adjustment component on the doubling machine and the warping unit to adjust the tension of the three-ply yarn. possible.

According to an embodiment of the present invention, a three-ply yarn forming system is provided, which is used to form three yarns into a three-ply yarn, wherein each yarn is made of a Japanese paper yarn material. The three-ply yarn forming system includes a doubling machine, A twisting machine and a warping unit. The doubling machine includes three bobbins, a doubling mechanism and three first tension adjustment components. The three bobbins are used for winding three yarns respectively. The doubling mechanism is used for doubling the aforementioned three yarns to form three-ply yarns. Each first tension adjustment component is disposed between each bobbin and the yarn doubling mechanism, and each first tension adjustment component is used to adjust the tension of each yarn. The twisting machine includes a rotating shaft, a twisting main machine and a variable frequency drive motor. The rotating shaft is used for three strands of yarn to be arranged and rotate around an axis. The twisting machine is used to twist three-ply yarn. The variable frequency drive motor is electrically connected to the twisting main machine, and is used to drive the twisting main machine to twist three strands of yarn at one rotation speed. The warping unit includes a bobbin frame, a second tension adjustment component, a warping machine and a yarn reel. The bobbin holder is used for setting three strands of yarn. The second tension adjustment component is arranged on the bobbin frame and is used to adjust the tension of the three yarns. The yarn disk is detachably arranged on the warping machine, wherein the warping machine is used to drive the yarn disk to rotate, so that the three strands of yarn are wound around the yarn disk after passing through the second tension adjustment component.

According to the three-ply yarn forming system of the embodiment described in the previous paragraph, each first tension adjustment component may include a first base, a first extension rod and a plurality of first load-bearing elements. One end of the first extension rod is connected to the first base. The first load-bearing elements are movably disposed on the first base, wherein each first load-bearing element has a first through hole. Wherein, the first extension rod is inserted through the first through hole of each first load-bearing element, each first load-bearing element moves along the first extension rod to be close to or away from the aforementioned end of the first extension rod, and at least one of the first load-bearing elements The one is used to press the aforementioned yarn on the first base to adjust the tension of the aforementioned yarn.

According to the three-ply yarn forming system of the embodiment described in the previous paragraph, each first tension adjustment component may further include a first bending rod and a stopper. One end of the first bending rod is integrally connected to the other end of the first extension rod. The first bending rod and the first extension rod form a U-shaped tube structure. The first load-bearing element moves along the U-shaped tube structure, and the stop portion is connected at the other end of the first bending rod and used to prevent the first load-bearing element from being detached from the first bending rod.

According to the three-ply yarn forming system of the embodiment described in the previous paragraph, the doubling machine may further include a tension detection element, which is disposed between each first tension adjustment component and the doubling mechanism. The tension detection element is used to detect The tension of the three aforementioned yarns.

According to the three-ply yarn forming system of the embodiment described in the previous paragraph, the yarn doubling machine may further include a yarn clearer, which is disposed between each first tension adjustment component and the yarn doubling mechanism. The yarn clearer is used to monitor the aforementioned three yarns. of flaws.

According to the three-ply yarn forming system of the embodiment described in the previous paragraph, the twisting machine may further include a yarn detection element, the signal of which is connected to the variable frequency drive motor. The yarn detection element is used to detect the tension or breakage of the three-ply yarn. line, and transmits a control signal to the variable frequency drive motor to change the rotation speed of the twisting main machine driven by the variable frequency drive motor or to stop the variable frequency drive motor.

According to the three-ply yarn forming system of the embodiment described in the previous paragraph, the second tension adjustment component may include two tension wheels, the two tension wheels are arranged at intervals, and the three ply yarns contact different sides of the two tension wheels, so that the two tension wheels adjust the three ply yarns. Thread tension.

According to an embodiment of the present invention, a twisting machine is provided, which is used for twisting a three-ply yarn. The twisting machine includes a rotating shaft, a twisting main machine and a variable frequency drive motor. The rotating shaft is used for three yarns to be wound and rotated around an axis. The twisting machine is used to twist three-ply yarn. The variable frequency drive motor is electrically connected to the twisting main machine and is used to drive the twisting main machine to twist three strands of yarn at one rotation speed.

The twisting machine according to the embodiment described in the previous paragraph may further include a yarn detection element whose signal is connected to the variable frequency drive motor. The yarn detection element is used to detect the tension or breakage of the three yarns and transmit a control The signal is sent to the variable frequency drive motor to change the speed of the twisting main machine driven by the variable frequency drive motor or to stop the variable frequency drive motor.

According to the twisting machine of the embodiment described in the previous paragraph, the rotating shaft member may include a rotating arm that extends in a direction perpendicular to the axis and is used to connect three strands of yarn.

Please refer to Figures 1 to 5. Figure 1 illustrates a block diagram of a three-ply yarn forming system 100 according to an embodiment of the present invention, and Figure 2 illustrates a doubling machine according to the embodiment of Figure 1. A schematic diagram of 1000 parallel yarns forming a three-ply yarn L2. Figure 3 shows a schematic diagram of the first tension adjustment component 1200 according to the embodiment of Figure 2. Figure 4 shows a schematic diagram of the twisting machine 2000 according to the embodiment of Figure 1. , Figure 5 shows a schematic diagram of the warping unit 3000 according to the embodiment of Figure 1 . As shown in Figures 1 to 3, the three-ply yarn forming system 100 is used to form three yarns L1 into a three-ply yarn L2, wherein each yarn L1 is made of a Japanese paper yarn material, and the three-ply yarns form The system 100 includes a doubling machine 1000, a twisting machine 2000 and a warping unit 3000. The yarn doubling machine 1000 includes a base (not shown), three yarn bobbins 1100, a yarn collection part 1300, three first tension adjustment components 1200, a doubling yarn mechanism 1500 and a doubling yarn bobbin 1600. The bobbin 1100 is disposed on the base, and the three bobbins 1100 are respectively used for winding the three yarns L1. The doubling mechanism 1500 is disposed on the base and is used for doubling the three yarns L1 to form the three-ply yarn L2. The line gathering part 1300 is provided on the base. Each first tension adjustment component 1200 is disposed between each bobbin 1100 and the yarn doubling mechanism 1500 (furthermore, the first tension adjustment component 1200 is disposed between the bobbin 1100 and the thread collection part 1300). Each first tension adjustment component 1200 is used to adjust the tension of each yarn L1. Each first tension adjustment component 1200 may include a first base 1210, a first extension rod 1220 and a plurality of first load-bearing elements 1230. The first base 1210 is provided on the base. One end of the first extension rod 1220 is connected to the first base 1210 . The first load-bearing elements 1230 are movably disposed on the first base 1210, wherein each first load-bearing element 1230 has a first through hole. The first extension rod 1220 is inserted through the first through hole of each first load-bearing element 1230. Each first load-bearing element 1230 moves along the first extension rod 1220 to be closer to or away from the aforementioned end of the first extension rod 1220, and the first load-bearing element 1230 At least one of 1230 is used to press the aforementioned yarn L1 on the first base 1210 to adjust the tension of the aforementioned yarn L1. The doubling bobbin 1600 is detachably provided in the doubling mechanism 1500. When the three yarns L1 extend from the three bobbins 1100 to the three first tension adjustment components 1200, at least one of the first load-bearing elements 1230 of each first tension adjustment component 1200 presses each yarn L1 to each first tension adjustment component. On the first base 1210 of 1200, the three yarns L1 are gathered at the yarn gathering part 1300 and then extend toward the doubling yarn bobbin 1600 along the doubling yarn direction The three-ply yarn L2 formed by the yarn is wound around the combined yarn bobbin 1600 .

The number of doubling mechanisms 1500 of the doubling machine 1000 may be plural, and the number of doubling bobbins 1600 and line collecting parts 1300 corresponds to the number of doubling yarn mechanisms 1500, and a single line collecting part 1300 corresponds to three bobbins 1100 and three third bobbins 1100. A force adjustment assembly 1200. Thereby, the doubling machine 1000 can form a plurality of three-ply yarns L2 at the same time. In the embodiment in Figure 2, only the structure required for the doubling machine 1000 to form a single three-ply yarn L2 is shown, but the present invention is not limited to this. . As shown in Figure 2, the doubling machine 1000 may further include a yarn clearer 1400 and a tension detection element 1700. The yarn clearer 1400 is disposed between the yarn collecting part 1300 and the yarn doubling mechanism 1500. The yarn clearer 1400 is used to monitor the defects of the three yarns L1. Specifically, the yarn clearer 1400 can detect whether there are impurities on the yarn L1, such as dust or fiber fragments, and remove the impurities on the yarn L1. The tension detection element 1700 can be a digital tension meter that passes the yarn L1 through a plurality of rollers or an optical detector that passes infrared rays, but the present invention is not limited to this.

The doubling mechanism 1500 may include a groove barrel 1510, wherein the groove barrel 1510 has a guide groove 1511. The shape of the guide groove 1511 extends in a Z-shape along one long side direction of the groove barrel 1510. When the yarn L1 is gathered at the yarn collection part 1300, it extends toward the doubling yarn barrel 1600 along the yarn doubling direction X1 to be guided by the guide groove 1511. ; When the grooved drum 1510 contacts and rotates with the parallel yarn drum 1600, the three yarns L1 are wound around the parallel yarn drum 1600 along the guide groove 1511, so that the three yarns L1 are paralleled to form a three-ply yarn L2 that is wound around the parallel yarn drum 1600. . Specifically, the yarn doubling mechanism 1500 drives the grooved drum 1510 and the doubled yarn drum 1600 to rotate in opposite directions, thereby accelerating the speed at which the three yarns L2 are wound around the doubled yarn drum 1600, but the invention is not limited to this.

As shown in Figure 3, each first tension adjustment component 1200 may further include a first bending rod 1240 and a stopper 1250. One end of the first bending rod 1240 is integrally connected to the other end of the first extension rod 1220. , the first bending rod 1240 and the first extension rod 1220 form a U-shaped tube structure, each first load-bearing element 1230 moves along the U-shaped tube structure, and the stopper 1250 is connected to the other end of the first bending rod 1240 and used to The first load-bearing element 1230 is prevented from being detached from the first bending rod 1240 . When the tension of yarn L1 is too large, the user can move part of the first load-bearing element 1230 along the U-shaped tube structure and place it on the stopper 1250; or, when the tension of yarn L1 is insufficient, the user can move the part of the first load-bearing element 1230 on the stopper 1250. The first load-bearing element 1230 on the portion 1250 moves and stacks on the first base 1210 to increase tension. In this way, the user can adjust the tension of the yarn L1 according to the usage requirements.

As shown in Figure 4, the twisting machine 2000 includes a rotating shaft 2100, a variable frequency drive motor 2200, a twisting main machine 2300, a twisting bobbin 2400, a guide 2700 and an overfeed roller 2800. The rotating shaft 2100 is used for the three yarns L2 to be arranged and rotate around an axis. Specifically, the parallel yarn bobbin 1600 wound with the three-ply yarn L2 is sleeved on the rotating shaft member 2100 . The variable frequency drive motor 2200 is electrically connected to the twisting host 2300, and is used to drive the twisting host 2300 to twist the three-ply yarn L2 at a rotational speed. The guide 2700 is disposed between the rotating shaft 2100 and the overfeed roller 2800 to guide the twisting direction of the three-ply yarn L2. The overfeed roller 2800 is used to speed up the twisting speed of the twisting main machine 2300. The structures of the twisting main machine 2300, the guide 2700 and the overfeed roller 2800 are conventional technologies and are not the technical focus of the present invention, and their details will not be described in detail here. The twisted yarn bobbin 2400 is detachably provided on the twisted yarn main machine 2300. When the doubling yarn bobbin 1600 wound with the three-ply yarn L2 is separated from the doubling yarn mechanism 1500 and set on the rotating shaft 2100, one end of the three-ply yarn L2 is connected to the twisting yarn bobbin 2400, and the variable frequency drive motor 2200 drives the twisting yarn host 2300 The three-ply yarn L2 is wound around the twisted yarn bobbin 2400, and the rotating shaft 2100 is driven to rotate, thereby twisting the three-ply yarn L2, and the twisted three-ply yarn L2 is wound around the twisted yarn bobbin 2400.

The number of rotating shafts 2100 can be plural, and the number of twisting yarn bobbins 2400 corresponds to the rotating shafts 2100. In the embodiment of Figure 4, only the structure required when the twisting machine 2000 twists a single three-ply yarn L2 is shown. , but the present invention is not limited to this. The rotating shaft 2100 may include a shaft tube 2110 and two rotating arms 2120. The shaft tube 2110 extends along the axis, and the rotating arm 2120 is connected to the shaft tube 2110 and used to connect the three yarns L2. Furthermore, the three-ply yarn L2 is hooked on a rotating arm 2120 by the doubling yarn drum 1600, and penetrates along the axis from the top of the shaft tube 2110. After passing through the guide 2700 and the overfeed roller 2800, it is connected to the twisting arm 2120. Yarn bobbin 2400 on. When the twisting yarn main machine 2300 is driven and rotates the twisting yarn bobbin 2400, the three-ply yarn L2 connected to the twisting yarn bobbin 2400 is wound around the twisting yarn bobbin 2400, further increasing the twist of the three-ply yarn L2.

The variable frequency drive motor 2200 can adjust and drive the twisting main machine 2300 to drive the rotational speed of the rotating shaft 2100 according to the tension required for the material made of the three-ply yarn L2, thereby adjusting the twist of the three-ply yarn L2 and maintaining the tension of the three-ply yarn L2, thus preventing Three strands of yarn L2 are broken. Thereby, the twisting machine 2000 can be applied to yarn materials made of different materials.

The twisting machine 2000 may further include a yarn detection component 2600. The yarn detection element 2600 is connected to the variable frequency drive motor 2200 with a signal. The yarn detection element 2600 is used to detect the tension or breakage of the three-ply yarn L2, and transmit a control signal to the variable frequency drive motor 2200 to change the variable frequency drive motor 2200. Drive the rotation speed of the yarn twisting host 2300 or stop the variable frequency drive motor 2200. When the three-ply yarn L2 is being twisted, the yarn detection element 2600 can instantly detect whether the three-ply yarn L2 is excessively tight or relaxed (the tension exceeds the maximum threshold or is below the minimum threshold), and then adjusts the twisting of the yarn. The rotation speed of the main machine 2300 is used to prevent the three-ply yarn L2 from breaking and maintain the quality of the three-ply yarn L2. Moreover, when the yarn detection element 2600 detects that the three-ply yarn L2 is broken, it can immediately stop the variable frequency drive motor 2200 to facilitate the user's replacement operation. The yarn detection element 2600 can be an optical detection element or a mechanical detection element that detects tension through a runner, but the invention is not limited to this.

As shown in Figure 5, the warping unit 3000 includes a bobbin frame 3100, a second tension adjustment component 3200, a warping machine 3300 and a yarn reel 3400. The bobbin frame 3100 is used for setting the three-ply yarn L2. Specifically, the twisted yarn bobbin 2400 around which the three-ply yarn L2 is wound is provided on the bobbin frame 3100. The second tension adjustment component 3200 is disposed on the bobbin frame 3100, and the second tension adjustment component 3200 is used to adjust the tension of the three-ply yarn L2. The yarn disk 3400 is detachably arranged on the warping machine 3300, where the warping machine 3300 is used to drive the yarn disk 3400 to rotate, so that the three yarns L2 are wound around the yarn disk 3400 after passing through the second tension adjustment component 3200.

Please refer to Figure 6 , which illustrates a schematic diagram of the second tension adjustment component 3200 contacting the three-ply yarn L2 according to the embodiment of Figure 5 . As shown in Figures 5 and 6, a plurality of twisted yarn bobbins 2400 wound with the three-ply yarn L2 are placed on the bobbin frame 3100, and the number of the second tension adjustment components 3200 is a plurality, and each second tension adjustment component 3200 It is installed next to each twisted yarn bobbin 2400 of the bobbin rack 3100. The second tension adjustment component 3200 may include two tension wheels 3210 and a rotating base 3220. The structures of the warping machine 3300 and the yarn disc 3400 are conventional technologies and are not the technical focus of the present invention, so they will not be described in detail here. The two tension wheels 3210 are arranged at intervals on the rotating base 3220, and the three yarns L2 contact different sides of the two tension wheels 3210, so that the two tension wheels 3210 are used to adjust the tension of the three yarns L2. The user can pass the three-ply yarn L2 through the warper 3300 and connect one end of each three-ply yarn L2 to the same point on the yarn disc 3400, and then pass the three-ply yarn L2 between the two tension wheels 3210 and rotate it. Rotate the base 3220 to move the position of the tension wheel 3210, thereby adjusting the tension of the three yarns L2. In other embodiments, each tension wheel can rotate along an axis to pull three strands of yarn, thereby adjusting the tension of the three strands of yarn; or, the structure of the second tension adjustment component can be the same as that of the first tension adjustment component, and the The three yarns are pressed between the load-bearing element and the base, and the tension of the three yarns is adjusted by adjusting the number of load-bearing elements stacked on the base. The invention is not limited to this.

By setting tension adjustment components on the doubling machine 1000 and the warping unit 3000 respectively, and using the variable frequency drive motor 2200 to adjust the rotating speed of the twisting main machine 2300 to twist the three-ply yarn L2, the new model can maintain the tension of the three-ply yarn L2 and avoid the three-ply yarn L2. The thread L2 is broken during the winding or twisting process, thereby solving the conventional problem that the three-ply yarn is easily broken during the winding or twisting process, increasing the yield of forming the three-ply yarn L2 and improving the efficiency of spinning.

Although the present invention has been disclosed above through embodiments, they are not intended to limit the present invention. Anyone familiar with this art can make various modifications and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention is The scope shall be determined by the appended patent application scope.

100: Three-ply yarn forming system 1000:Double yarn machine 1100: thread bobbin 1200: First tension adjustment component 1210:First base 1220: First extension rod 1230: First load-bearing element 1240: First bending rod 1250: Stopper 1300: Central Department 1400: Yarn clearer 1500: Yarn doubling mechanism 1510:Trough barrel 1511:Guide slot 1600:Double yarn bobbin 1700: Tension detection element 2000:Twisting machine 2100: Rotating shaft parts 2110:Axle tube 2120:Swivel arm 2200: Variable frequency drive motor 2300:Twisting yarn host 2400:Twisted yarn bobbin 2600: Yarn detection element 2700: Guide parts 2800:Superfeed Laura 3000: Warping unit 3100: Thread holder 3200: Second tension adjustment component 3210: Tension wheel 3220: Rotating base 3300:Warping machine 3400:Yarn reel L1: yarn L2: three strands of yarn X1: Yarn paralleling direction

Figure 1 shows a block diagram of a three-ply yarn forming system according to an embodiment of the present invention; Figure 2 shows a schematic diagram of the doubling machine according to the embodiment of Figure 1 to form three-ply yarn; Figure 3 shows a schematic diagram of the first tension adjustment component according to the embodiment of Figure 2; Figure 4 shows a schematic diagram of a twisting machine according to the embodiment of Figure 1; Figure 5 shows a schematic diagram of the warping unit according to the embodiment of Figure 1; and Figure 6 shows a schematic diagram of the second tension adjustment component contacting three yarns according to the embodiment of Figure 5 .

1600:Double yarn bobbin

2000:Twisting machine

2100: Rotating shaft parts

2110:Axle tube

2120:Swivel arm

2200: Variable frequency drive motor

2300:Twisting yarn host

2400:Twisted yarn bobbin

2600: Yarn detection element

2700: Guide parts

2800:Superfeed Laura

L2: three strands of yarn

Claims (10)

A three-ply yarn forming system is used to form three yarns into a three-ply yarn, wherein each yarn is made of a Japanese paper yarn material. The three-ply yarn forming system includes: a doubling yarn machine, including: a three-thread bobbin, They are used for winding three yarns respectively; a yarn combining mechanism is used to combine the three yarns to form the three-ply yarn; and three first tension adjustment components, each of the first tension adjustment components is arranged on each of the yarns. Between the drum and the doubling mechanism, each first tension adjustment component is used to adjust the tension of each yarn; a twisting machine is connected after the doubling machine and includes: a rotating shaft member for the Three strands of yarn are arranged and rotate around an axis; a twisting main machine is connected behind the rotating shaft member along a twisting direction of the three strands of yarn and is used to twist the three strands of yarn; and a variable frequency drive motor, electrically Connected to the twisting main machine and used to drive the twisting main machine to twist the three yarns at a rotating speed; and a warping unit, which is connected after the twisting machine and includes: a bobbin frame for supplying the three yarns Provided; a second tension adjustment component provided on the bobbin frame and used to adjust the tension of the three yarns; a warping machine; and a yarn disk detachably provided on the warping machine, wherein the warping machine It is used to drive the yarn disk to rotate, so that the three strands of yarn are wound around the yarn disk after passing through the second tension adjustment component. The three-ply yarn forming system as claimed in claim 1, wherein each first tension adjustment component includes: a first base; a first extension rod with one end connected to the first base; and a plurality of first load-bearing elements. Movably disposed on the first base, wherein each first load-bearing element has a first through hole; wherein the first extension rod passes through the first through hole of each first load-bearing element, and each first load-bearing element The element moves along the first extension rod to be close to or away from the one end of the first extension rod, and at least one of the first load-bearing elements is used to press the yarn on the first base to adjust the The tension of a yarn. The three-ply yarn forming system of claim 2, wherein each first tension adjustment component further includes a first bending rod and a stopper, one end of the first bending rod is integrally connected to the first extension At the other end of the rod, the first bending rod and the first extension rod form a U-shaped tube structure. Each first load-bearing element moves along the U-shaped tube structure, and the stopper is connected to the first bending rod. The other end is used to prevent the first load-bearing elements from being separated from the first bending rod. A three-ply yarn forming system as claimed in claim 1, wherein The doubling machine further includes a tension detection element, which is disposed between each first tension adjustment component and the doubling mechanism. The tension detection element is used to detect the tension of the three yarns. The three-ply yarn forming system as claimed in claim 1, wherein the doubling machine further includes a yarn clearer, which is disposed between each first tension adjustment component and the doubling mechanism, and the yarn clearer is used to monitor the three-ply yarn forming system. Imperfections in the yarn. The three-ply yarn forming system of claim 1, wherein the twisting machine further includes a yarn detection element, the signal of which is connected to the variable frequency drive motor, and the yarn detection element is used to detect the three-ply yarn. The tension or thread is broken, and a control signal is transmitted to the variable frequency drive motor to change the rotation speed of the variable frequency drive motor driving the twisting main machine or to stop the variable frequency drive motor. The three-ply yarn forming system of claim 1, wherein the second tension adjustment component includes two tension wheels, the two tension wheels are arranged at intervals, and the three ply yarns contact different sides of the two tension wheels, so that the two tension wheels The tension wheel adjusts the tension of the three strands of yarn. A twisting machine for twisting one or three strands of yarn. The twisting machine includes: a rotating shaft for winding and rotating the three strands of yarn around an axis; and a twisting main machine that rotates along the three strands of yarn. The direction of one twist of the yarn continues in that rotation The shaft is behind and used to twist the three yarns; and a variable frequency drive motor is electrically connected to the twisting host and used to drive the twisting host to twist the three yarns at a rotational speed. The twisting machine of claim 8 further includes a yarn detection element, the signal of which is connected to the variable frequency drive motor. The yarn detection element is used to detect the tension or breakage of the three-ply yarn and transmit it. A control signal is sent to the variable frequency drive motor to change the rotation speed of the variable frequency drive motor driving the twisting main machine or to stop the variable frequency drive motor. The twisting machine of claim 8, wherein the rotating shaft member includes a rotating arm extending in a direction perpendicular to the axis and used to connect the three yarns.

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