CN215481485U

CN215481485U - Twisting device of two-for-one twister

Info

Publication number: CN215481485U
Application number: CN202122104337.5U
Authority: CN
Inventors: 邱新华; 任绪建; 刘慧�; 谷为花
Original assignee: Shandong Huilai Textile Co ltd
Current assignee: Shandong Huilai Textile Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-11
Anticipated expiration: 2031-09-02

Abstract

The utility model provides a twisting device of a two-for-one twister, which comprises a workbench, a motor box, a control panel, a twisting motor, a bearing wheel, a wire bundling plate, an electric box, a take-up motor, a servo push rod, an annular lead block, a transverse connecting rod and a longitudinal connecting rod, wherein a material changing and rotating tray structure is convenient, a tension force can be adjusted, a wire pressing plate structure is convenient to disassemble and install a fastening nut structure, and the left side of the upper part of the workbench is connected with the motor box through a bolt; the lower side of the front part of the motor box is connected with a control panel through a screw; the upper part of the inner wall of the right side of the motor box is connected with a twisting motor through a bolt, and an output shaft of the twisting motor penetrates through the upper right side inside the motor box; the front side and the rear side of the left side of the upper part of the workbench are respectively connected with a bearing wheel through bolts, and the bearing wheels are respectively positioned at the right part of the motor box. According to the utility model, the rotary material tray, the screw, the material roller, the long nut and the annular stop block are arranged, so that the function of convenient material changing is realized.

Description

Twisting device of two-for-one twister

Technical Field

The utility model belongs to the technical field of textile equipment, and particularly relates to a twisting device of a two-for-one twister.

Background

Twisting refers to a process of clamping one end of a plurality of filatures and rotating the other end of the filature to enable the filature to be twisted into a silk thread, and before textile enterprises produce textile products, twisting treatment needs to be carried out on single-stranded filatures, so that a twisting device needs to be used.

At present, the twisting device is widely applied.

However, the existing twisting device also has the problems that the material is inconvenient to change, the tension is inconvenient to adjust and the thread take-up roller is inconvenient to change.

Therefore, it is necessary to invent a twisting device of a two-for-one twister.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a twisting device of a two-for-one twister, which is realized by the following technical scheme:

a twisting device of a two-for-one twister comprises a workbench, a motor box, a control panel, a twisting motor, a bearing wheel, a wire bundling plate, an electric box, a take-up motor, a servo push rod, an annular lead block, a transverse connecting rod, a longitudinal connecting rod, a material changing and rotating tray structure, a tension force adjustable wire pressing plate structure and a fastening nut structure which is convenient to disassemble and install, wherein the motor box is connected to the left side of the upper part of the workbench through a bolt; the lower side of the front part of the motor box is connected with a control panel through a screw; the upper part of the inner wall of the right side of the motor box is connected with a twisting motor through a bolt, and an output shaft of the twisting motor penetrates through the upper right side inside the motor box; the front side and the rear side of the left side of the upper part of the workbench are respectively connected with a bearing wheel through bolts, and the bearing wheels are respectively positioned at the right part of the motor box; the middle part of the upper part of the workbench is connected with a wire binding plate by a longitudinal bolt on the right side; the right side of the upper part of the workbench is connected with an electric box through a bolt; the middle part of the inner wall of the upper side of the electric box is connected with a wire take-up motor through a bolt, and an output shaft of the wire take-up motor penetrates through the upper side in the electric box; the left part of the electric box is connected with a servo push rod through a bolt, and the upper part of an output rod of the servo push rod is connected with an annular lead block through a bolt; the periphery of the right side of the outer wall of the transverse connecting rod is respectively connected with one end of the longitudinal connecting rod through bolts; the material changing rotating tray structure is connected with the twisting motor; the tension-adjustable wire pressing plate structure is connected with the longitudinal connecting rod; the fastening nut structure convenient to disassemble and assemble is connected with the take-up motor; the rotary material tray structure convenient for material changing comprises a rotary material tray, a screw rod, a material roller, a long nut and an annular stop block, wherein the peripheral openings on the outer side of the right part of the rotary material tray are respectively in threaded connection with one end of the screw rod, and the left sides of the outer walls of the screw rods are respectively sleeved with the material roller; the right side of the outer wall of each screw rod is in threaded connection with a long nut; the long nut is respectively sleeved with an annular stop dog on the left side of the outer wall and is fastened and connected through a bolt.

Preferably, the tension-adjustable line pressing plate structures are provided in multiple numbers, and respectively comprise a lifting threaded rod, an upper line pressing plate, a lower line pressing plate, an adjusting nut, a spring, a bracket, a wire guiding ring and a sponge layer, wherein the opening at the four corners of the lower part of the upper line pressing plate is respectively in threaded connection with one end of the lifting threaded rod, and the other end of the lifting threaded rod respectively penetrates through a through hole formed at the four corners of the inner part of the lower line pressing plate and extends to the lower part of the lower line pressing plate; the lower sides of the outer walls of the lifting threaded rods are respectively in threaded connection with adjusting nuts; springs are sleeved on the outer walls of the lifting threaded rods respectively and are positioned between the adjusting nuts and the lower wire pressing plate; the middle parts of the left and right parts of the lower wire pressing plate are respectively connected with a bracket through bolts, and the outer side of the upper part of the bracket is respectively connected with a wire guide ring through bolts; go up line ball board lower surface and line ball board upper surface down the bonding die have the sponge layer respectively, and the sponge layer is located the front side lift threaded rod and rear side lift threaded rod between.

Preferably, the structure for conveniently dismounting and mounting the fastening nut comprises a base, a fixed threaded rod, a wire take-up roller, a fastening nut and an annular operating block, wherein an opening at the middle part of the upper part of the base is in threaded connection with one end of the fixed threaded rod; a take-up roller is arranged in the middle of the upper part of the base and is sleeved on the outer wall of the fixed threaded rod; the outer wall of the fixed threaded rod is in threaded connection with a fastening nut; the fastening nut is positioned at the upper part of the wire take-up roller, and the lower end of the fastening nut is inserted into the wire take-up roller; and the upper part of the fastening nut is in bolted connection with an annular operating block, and the annular operating block is sleeved on the outer wall of the fixed threaded rod.

Preferably, the rotation charging tray left part middle part set up with the output shaft bolted connection of twisting motor to the downside sets up with bearing wheel rolling contact respectively before the rotation charging tray outer wall with the back downside, rotation charging tray right part middle part set up with transverse connection pole left end bolted connection, and transverse connection pole is located the screw rod inboard.

Preferably, the middle parts of the inner sides of the lower wire pressing plates are respectively connected with the other ends of the longitudinal connecting rods through bolts.

Preferably, the middle part of the lower part of the base is connected with an output shaft of the take-up motor through a bolt.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the rotary material tray, the screw, the material roller, the long nut and the annular stop block are arranged, so that the function of convenient material changing is realized.

2. According to the utility model, the lifting threaded rod, the upper wire pressing plate, the lower wire pressing plate, the adjusting nut, the spring, the bracket, the wire ring and the sponge layer are arranged, so that the function of adjusting the tension force is realized.

3. According to the utility model, the base, the fixed threaded rod, the wire take-up roller, the fastening nut and the annular operation block are arranged, so that the function of conveniently replacing the wire take-up roller is realized.

4. In the utility model, the arrangement of the bearing wheel is beneficial to sharing the weight born by the output shaft of the twisting motor and prolonging the service life of the twisting motor.

5. According to the utility model, the arrangement of the servo push rod and the annular conducting wire block is beneficial to driving the twisted spinning to move up and down, so that the twisted spinning is uniformly wound on the outer wall of the take-up roller.

6. According to the utility model, the thread bundling plate is beneficial to realizing the effect of bundling, and the problem of poor twisting effect caused by up-and-down movement of the silk thread is avoided.

7. In the utility model, the control panel is arranged, which is beneficial to realizing the function of automatically controlling each electric appliance and the function of twisting by controlling the cooperation of each electric appliance.

8. In the utility model, the arrangement of the motor box and the electric box is beneficial to realizing the function of protecting the motor.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural diagram of the structure of the convenient-to-change rotating tray of the utility model.

Fig. 3 is a schematic structural diagram of the tension-adjustable wire pressing plate structure of the utility model.

Fig. 4 is a schematic structural view of the structure for easily mounting and dismounting the fastening nut of the present invention.

In the figure:

1. a work table; 2. a motor case; 3. a control panel; 4. a twisting motor; 5. a load-bearing wheel; 6. a wire bundling plate; 7. an electric box; 8. a take-up motor; 9. a servo push rod; 10. a ring-shaped lead block; 11. a transverse connecting rod; 12. a longitudinal connecting rod; 13. a material changing and rotating tray structure is convenient; 131. rotating the material tray; 132. a screw; 133. a material roller; 134. a long nut; 135. an annular stop block; 14. the tensioning force can be adjusted by the wire pressing plate structure; 141. lifting a threaded rod; 142. a wire pressing plate is arranged; 143. pressing the wire pressing plate; 144. adjusting the nut; 145. a spring; 146. a support; 147. a wire loop; 148. a sponge layer; 15. the fastening nut structure is convenient to disassemble and install; 151. a base; 152. fixing a threaded rod; 153. a wire take-up roller; 154. fastening a nut; 155. and a ring-shaped operation block.

Detailed Description

The utility model is described in detail with reference to the accompanying drawings, and as shown in fig. 1 and fig. 2, the twisting device of the two-for-one twister comprises a workbench 1, a motor box 2, a control panel 3, a twisting motor 4, a bearing wheel 5, a wire bundling plate 6, an electric box 7, a wire winding motor 8, a servo push rod 9, an annular lead block 10, a transverse connecting rod 11 and a longitudinal connecting rod 12, wherein the motor box 2 is connected to the left side of the upper part of the workbench 1 through a bolt; the middle lower side of the front part of the motor box 2 is connected with a control panel 3 through screws, and the control panel plays a role in automatically controlling each electric in equipment; the upper part of the inner wall of the right side of the motor box 2 is connected with a twisting motor 4 through a bolt, and an output shaft of the twisting motor 4 penetrates through the upper right side inside the motor box 2; the front side and the rear side of the left side of the upper part of the workbench 1 are respectively connected with a bearing wheel 5 through bolts, and the bearing wheels 5 are respectively positioned at the right part of the motor box 2, so that the weight born by the twisting motor 4 can be shared, and the service life of the twisting motor 4 can be prolonged; a wire bundling plate 6 is connected to the middle part of the upper part of the workbench 1 by a longitudinal bolt on the right side; the right side of the upper part of the workbench 1 is connected with an electric box 7 through a bolt; the middle part of the inner wall of the upper side of the electric box 7 is connected with a wire take-up motor 8 through a bolt, and an output shaft of the wire take-up motor 8 penetrates through the upper side in the electric box 7; the left part of the electric box 7 is in bolted connection with a servo push rod 9, and the upper part of an output rod of the servo push rod 9 is in bolted connection with an annular lead block 10, so that spinning is uniformly wound; the periphery of the right side of the outer wall of the transverse connecting rod 11 is respectively connected with one end of a longitudinal connecting rod 12 through bolts.

The twisting device of the two-for-one twister further comprises a material changing rotating material disc structure 13, a tension force adjustable wire pressing plate structure 14 and a fastening nut structure 15 which is convenient to disassemble and install, wherein the material changing rotating material disc structure 13 is connected with the twisting motor 4; the tension-adjustable wire pressing plate structure 14 is connected with the longitudinal connecting rod 12; the fastening nut structure 15 convenient to disassemble and install is connected with the wire take-up motor 8, and is favorable for achieving the functions of facilitating material changing, adjusting the tensioning force and conveniently replacing the wire take-up roller.

The material changing and rotating tray structure 13 comprises a rotating tray 131, a screw 132, a material roller 133, a long nut 134 and an annular stop block 135, wherein the opening on the periphery of the right part of the rotating tray 131 is respectively in threaded connection with one end of the screw 132, and the left side of the outer wall of each screw 132 is sleeved with the material roller 133; the right side of the outer wall of each screw 132 is in threaded connection with a long nut 134; long nut 134 the outer wall left side has cup jointed annular dog 135 respectively, and set up through bolt-up connection, during the reloading, accessible hand is twisted and is moved long nut 134, makes long nut 134 and screw rod 132 separation, can take off the outer wall of the material roller 133 that finishes using from screw rod 132 this moment, then cup joint new material roller 133 at screw rod 132 outer wall, then rotate long nut 134 again, make long nut 134 be connected with screw rod 132, thereby accomplish the reloading, and easy operation is convenient, realizes the function of convenient reloading.

In this embodiment, as shown in fig. 3, the plurality of pressing plate structures 14 with adjustable tension force are provided, and each of the pressing plate structures includes a lifting threaded rod 141, an upper pressing plate 142, a lower pressing plate 143, an adjusting nut 144, a spring 145, a bracket 146, a wire guiding ring 147 and a sponge layer 148, an opening at a four corner of the lower portion of the upper pressing plate 142 is respectively in threaded connection with one end of the lifting threaded rod 141, and the other end of the lifting threaded rod 141 penetrates through a through hole formed at the four corner of the inner portion of the lower pressing plate 143 and extends to the lower portion of the lower pressing plate 143; the lifting threaded rod 141 is respectively connected with an adjusting nut 144 at the lower side of the outer wall through threads; the outer walls of the lifting threaded rods 141 are respectively sleeved with springs 145, and the springs 145 are positioned between the adjusting nuts 144 and the lower pressure plates 143; the middle parts of the left and right parts of the lower wire pressing plate 143 are respectively bolted with a bracket 146, and the outer side of the upper part of the bracket 146 is respectively bolted with a wire guide ring 147; the lower surface of the upper thread pressing plate 142 and the upper surface of the lower thread pressing plate 143 are respectively glued with a sponge layer 148, the sponge layer 148 is positioned between the lifting threaded rod 141 at the front side and the lifting threaded rod 141 at the rear side, when the tension of spinning is adjusted, the upper thread pressing plate 142 is pressed by hands, and the adjusting nut 144 is screwed to adjust the tension of spinning, when the adjusting nut 144 is screwed and the adjusting nut 144 is moved upwards, the spring 145 is compressed, the clamping force between the upper thread pressing plate 142 and the lower thread pressing plate 143 is increased, when the adjusting nut 144 is screwed and the adjusting nut 144 is moved downwards, the spring 145 is released, and the clamping force between the upper thread pressing plate 142 and the lower thread pressing plate 143 is decreased, so that the function of adjusting the tension is realized.

In this embodiment, referring to fig. 4, the fastening nut structure 15 includes a base 151, a fixed threaded rod 152, a take-up roller 153, a fastening nut 154 and an annular operating block 155, wherein an opening at the middle part of the upper part of the base 151 is in threaded connection with one end of the fixed threaded rod 152; a wire take-up roller 153 is arranged in the middle of the upper part of the base 151, and the wire take-up roller 153 is sleeved on the outer wall of the fixed threaded rod 152; the outer wall of the fixed threaded rod 152 is in threaded connection with a fastening nut 154; the fastening nut 154 is positioned at the upper part of the wire take-up roller 153, and the lower end of the fastening nut 154 is inserted into the wire take-up roller 153; the upper part of the fastening nut 154 is in bolted connection with an annular operating block 155, the annular operating block 155 is sleeved on the outer wall of the fixed threaded rod 152, when the take-up roller 153 is replaced, the annular operating block 155 is firstly screwed by a hand to separate the fastening nut 154 from the fixed threaded rod 152, the take-up roller 153 can be lifted at the moment to separate the take-up roller 153 from the fixed threaded rod 152, then the empty take-up roller 153 is taken out, the take-up roller 153 is placed on the upper part of the base 151 and sleeved on the outer wall of the fixed threaded rod 152, then the annular operating block 155 is screwed to connect the fastening nut 154 and the fixed threaded rod 152, then the annular operating block 155 is continuously screwed to enable the lower end of the fastening nut 154 to be inserted into the take-up roller 153, so that the take-up roller 153 is compressed, and the function of replacing the take-up roller 153 conveniently is realized.

In this embodiment, specifically, the left side inside the motor case 2 is provided with vents sequentially from top to bottom; the right side of the inside of the electric box 7 is provided with ventilation openings from top to bottom in sequence.

In this embodiment, specifically, the inside upper side of the wire bundling plate 6 is provided with a wire bundling hole, and a polyvinyl alcohol sponge layer is glued on the inner wall of the wire bundling hole.

In this embodiment, the spun yarn on the material roller 133 passes through the yarn guiding ring 147 and is sandwiched between the sponge layers 148, and the spun yarn passes through the yarn guiding hole and the annular yarn guiding block 10 and finally is wound on the outer wall of the yarn collecting roller 153.

In this embodiment, specifically, the long nut 134 is a stainless steel nut with straight knurls rolled on the outer wall.

In this embodiment, specifically, the wire loop 147 is a stainless steel loop with a circular cross section.

In this embodiment, specifically, the sponge layer 148 is a polyvinyl alcohol sponge layer.

In this embodiment, specifically, the adjusting nut 144 is a stainless steel nut with straight knurls rolled on the outer wall.

In this embodiment, specifically, the fastening nut 154 is a stainless steel nut having a trapezoidal longitudinal section.

In this embodiment, specifically, the annular operating block 155 is an annular stainless steel block with straight knurls rolled on the outer wall.

In this embodiment, specifically, the bearing wheel 5 is an oriented rubber wheel.

In this embodiment, specifically, the control panel 3 is a digital display panel embedded with FX2N-48 PLC.

In this embodiment, the twisting motor 4 is an AKM2G-5X type servo motor.

In this embodiment, the servo push rod 9 is an HLT50-a-S500-Q-D-Z type servo electric push rod.

In this embodiment, specifically, the take-up motor 8 adopts an AKM2G-3X type servo motor.

In this embodiment, specifically, the twisting motor 4, the servo push rod 9 and the take-up motor 8 are respectively electrically connected to the control panel 3.

Principle of operation

In the utility model, when the material is changed, the long nut 134 can be separated from the screw 132 by screwing the long nut 134 by hand, at this time, the used material roller 133 can be taken down from the outer wall of the screw 132, then the new material roller 133 is sleeved on the outer wall of the screw 132, and then the long nut 134 is rotated to connect the long nut 134 and the screw 132, so that the material is changed, the operation is simple and convenient, and the function of convenient material changing is realized; when the tension of the spinning is adjusted, the tension of the spinning can be adjusted by pressing the upper thread pressing plate 142 by hand and screwing the adjusting nut 144, when the adjusting nut 144 is screwed and the adjusting nut 144 is moved upwards, the spring 145 is compressed, the clamping force between the upper thread pressing plate 142 and the lower thread pressing plate 143 is increased, when the adjusting nut 144 is screwed and the adjusting nut 144 is moved downwards, the spring 145 is released, and the clamping force between the upper thread pressing plate 142 and the lower thread pressing plate 143 is decreased, so that the function of adjusting the tension is realized; when the wire take-up roller 153 is replaced, firstly, the annular operation block 155 is screwed by a hand to separate the fastening nut 154 from the fixed threaded rod 152, at this time, the wire take-up roller 153 can be lifted to separate the wire take-up roller 153 from the fixed threaded rod 152, then the empty wire take-up roller 153 is taken out, the wire take-up roller 153 is placed on the upper portion of the base 151 and sleeved on the outer wall of the fixed threaded rod 152, then the annular operation block 155 is screwed to connect the fastening nut 154 with the fixed threaded rod 152, then the annular operation block 155 is continuously screwed to enable the lower end of the fastening nut 154 to be inserted into the wire take-up roller 153, so that the wire take-up roller 153 is pressed, and the function of replacing the wire take-up roller 153 conveniently is achieved.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims

1. The twisting device of the two-for-one twister is characterized by comprising a workbench (1), a motor box (2), a control panel (3), a twisting motor (4), a bearing wheel (5), a wire bundling plate (6), an electric box (7), a wire winding motor (8), a servo push rod (9), an annular lead block (10), a transverse connecting rod (11), a longitudinal connecting rod (12), a material changing and rotating tray structure (13), a wire pressing plate structure (14) with adjustable tensioning force and a fastening nut structure (15) with convenient disassembly and assembly, wherein the motor box (2) is connected to the left side of the upper part of the workbench (1) through a bolt; a control panel (3) is connected with the middle lower side screw in the front part of the motor box (2); the upper part of the inner wall of the right side of the motor box (2) is connected with a twisting motor (4) through a bolt, and an output shaft of the twisting motor (4) penetrates through the upper right side inside the motor box (2); the front side and the rear side of the left side of the upper part of the workbench (1) are respectively connected with a bearing wheel (5) through bolts, and the bearing wheels (5) are respectively positioned at the right part of the motor box (2); the middle part of the upper part of the workbench (1) is connected with a wire binding plate (6) by a longitudinal bolt on the right side; the right side of the upper part of the workbench (1) is connected with an electric box (7) through a bolt; the middle part of the inner wall of the upper side of the electric box (7) is connected with a wire take-up motor (8) through a bolt, and an output shaft of the wire take-up motor (8) penetrates through the upper side in the electric box (7); the left part of the electric box (7) is connected with a servo push rod (9) through a bolt, and the upper part of an output rod of the servo push rod (9) is connected with an annular lead block (10) through a bolt; the periphery of the right side of the outer wall of the transverse connecting rod (11) is respectively in bolted connection with one end of a longitudinal connecting rod (12); the material changing rotating tray structure (13) is connected with the twisting motor (4); the tension-adjustable wire pressing plate structure (14) is connected with the longitudinal connecting rod (12); the fastening nut structure (15) convenient to disassemble and assemble is connected with the take-up motor (8); the convenient-changing rotating tray structure (13) comprises a rotating tray (131), a screw (132), a material roller (133), a long nut (134) and an annular stop block (135), wherein the periphery opening of the right part of the rotating tray (131) is respectively in threaded connection with one end of the screw (132), and the left side of the outer wall of each screw (132) is sleeved with the material roller (133); the right side of the outer wall of each screw rod (132) is in threaded connection with a long nut (134); the long nuts (134) are respectively sleeved with an annular stop block (135) on the left side of the outer wall and are fastened and connected through bolts.

2. The twisting device of the two-for-one twister according to claim 1, wherein the plurality of pressing plate structures (14) with adjustable tension are provided, and each pressing plate structure comprises a lifting threaded rod (141), an upper pressing plate (142), a lower pressing plate (143), an adjusting nut (144), a spring (145), a bracket (146), a wire guiding ring (147) and a sponge layer (148), wherein one end of the lifting threaded rod (141) is respectively connected to an opening at the four corners of the lower part of the upper pressing plate (142) in a threaded manner, and the other end of the lifting threaded rod (141) respectively penetrates through a through hole formed at the four corners of the inner part of the lower pressing plate (143) and extends to the lower part of the lower pressing plate (143); the lower sides of the outer walls of the lifting threaded rods (141) are respectively in threaded connection with adjusting nuts (144); the outer walls of the lifting threaded rods (141) are respectively sleeved with springs (145), and the springs (145) are positioned between the adjusting nuts (144) and the lower wire pressing plates (143); the middle parts of the left and right parts of the lower wire pressing plate (143) are respectively connected with a bracket (146) through bolts, and the outer side of the upper part of the bracket (146) is respectively connected with a wire guide ring (147) through bolts; go up line ball board (142) lower surface and lower line ball board (143) upper surface do not glue joint and have sponge layer (148), and sponge layer (148) are located the front side lift threaded rod (141) and rear side lift threaded rod (141) between.

3. The twisting device of the two-for-one twister according to claim 1, wherein said fastening nut structure (15) for easy mounting and dismounting comprises a base (151), a fixed threaded rod (152), a take-up roller (153), a fastening nut (154) and an annular operating block (155), wherein an opening at the middle part of the upper part of said base (151) is in threaded connection with one end of the fixed threaded rod (152); a wire take-up roller (153) is arranged in the middle of the upper part of the base (151), and the wire take-up roller (153) is sleeved on the outer wall of the fixed threaded rod (152); the outer wall of the fixed threaded rod (152) is in threaded connection with a fastening nut (154); the fastening nut (154) is positioned at the upper part of the wire collecting roller (153), and the lower end of the fastening nut (154) is inserted into the wire collecting roller (153); the upper part of the fastening nut (154) is connected with an annular operating block (155) through a bolt, and the annular operating block (155) is sleeved on the outer wall of the fixed threaded rod (152).

4. The twisting device of two-for-one twister according to claim 1, wherein the middle portion of the left part of said rotating tray (131) is bolted to the output shaft of the twisting motor (4), and the front lower side and the rear lower side of the outer wall of the rotating tray (131) are respectively in rolling contact with the bearing wheel (5), the middle portion of the right part of said rotating tray (131) is bolted to the left end of the transverse connecting rod (11), and the transverse connecting rod (11) is located inside the screw (132).

5. The twisting machine of the two-for-one twister according to claim 2, wherein said lower thread plates (143) are each bolted at the other end to a longitudinal connecting rod (12) at the middle of the inner side thereof.

6. The twisting device of the two-for-one twister according to claim 3, wherein the middle portion of the lower part of said base (151) is connected with the output shaft of the take-up motor (8) by a bolt.