CN215643866U

CN215643866U - Wheel type rotary traction pre-twisting machine

Info

Publication number: CN215643866U
Application number: CN202121986992.1U
Authority: CN
Inventors: 夏自安; 夏天
Original assignee: Zhengwei Electrical Technology Jiangsu Co ltd
Current assignee: Zhengwei Electrical Technology Jiangsu Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-01-25
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to the technical field of pre-twisting machines and discloses a wheel type rotary traction pre-twisting machine which comprises a box body, wherein a main shaft is movably arranged in the box body and penetrates through the whole box body, a hollow shaft is arranged in the main shaft, a pneumatic brake is arranged in the box body, a brake disc is fixed on the output end of the pneumatic brake, a second synchronous belt wheel is sleeved outside the main shaft, the right end of the hollow shaft extends out of the inside of the main shaft, a third synchronous belt wheel is sleeved at the right end of the hollow shaft, and a first motor and a second motor are fixedly arranged in the box body. According to the utility model, the synchronous belt wheel III, the motor I and the synchronous belt wheel IV are arranged, the motor II is started, the leading wheel I and the leading wheel are driven to move when the hollow shaft runs, the core wire is pulled to advance by the leading wheel I and the leading wheel in the moving process, a certain linear velocity is given to the core wire, and the fixed lay length can be formed when the core wire has a fixed linear velocity and a fixed torsion velocity.

Description

Wheel type rotary traction pre-twisting machine

Technical Field

The utility model relates to the technical field of pre-twisting machines, in particular to a wheel type rotary traction pre-twisting machine.

Background

The multi-strand cable needs to be subjected to one-time pre-twisting before entering the stranding machine so as to share the twisting load of the wire bunching machine and ensure that the cable is finally twisted round and full, the commonly used pre-twisting machine comprises a three-wheel pre-twisting machine,

retrieved application number CN201220400786.2 discloses a pretwist machine comprising: the rotary drum type rotary drum comprises a rack and a rotary drum arranged in the rack; the left end and the right end of the rotary drum are respectively matched with a pair of supporting plates of the frame through a left hollow rotary shaft bearing and a right hollow rotary shaft bearing which are distributed coaxially; the rotary drum is internally provided with a left guide wheel and a right guide wheel, and the central axes of the left guide wheel and the right guide wheel are positioned on a pair of parallel surfaces and are distributed in a crossed way; the inner ports of the left hollow rotating shaft and the right hollow rotating shaft are respectively provided with a left central guide wheel and a right central guide wheel; a wire mould is arranged between the left guide wheel and the right guide wheel, and three wire holes are distributed on the wire mould; when the multi-strand cable winding machine works, the rotary drum rotates, and the multi-strand cable enters the rotary drum from the hollow rotary shaft at the left end of the rotary drum.

However, the inventor finds that the technical scheme still has at least the following defects:

the traditional three-wheel pre-twisting machine has no lead function and only has a rotation function, and in the process of pre-twisting to form a twisting pitch, a wire can slip and cannot be pre-twisted by hundreds, so that the wheel type rotary traction pre-twisting machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problems in the prior art and provides a wheel type rotary traction pre-twisting machine.

In order to achieve the purpose, the wheel type rotary traction pre-twisting machine comprises a box body, wherein a main shaft is movably mounted inside the box body and penetrates through the whole box body, a hollow shaft is arranged inside the main shaft, a pneumatic brake is mounted inside the box body, a brake disc is fixed on an output end of the pneumatic brake and surrounds the outer cylindrical wall surface of the main shaft, a second synchronous belt pulley is sleeved outside the main shaft, the right end of the hollow shaft extends out of the inside of the main shaft, a third synchronous belt pulley is sleeved at the right end of the hollow shaft, a first motor and a second motor are fixedly mounted inside the box body, a rotary frame is arranged at the left end of the main shaft, and a synchronous belt pulley is sleeved at the left end of the main shaft.

Preferably, the left side of box is provided with the guide wheel seat, movable mounting has wire outgoing wheel and inlet wire wheel on the guide wheel seat, and guide wheel seat movable mounting is in the inside of revolving the frame, revolve the inside bottom surface fixed mounting of frame and have two bearing frames, two the bearing frame is symmetrical about the main shaft each other.

Preferably, the bearing parts of the two bearing seats are respectively sleeved with a first synchronous belt wheel, the first synchronous belt wheels move synchronously with the synchronous belt wheel arranged on the main shaft through a synchronous belt, the front ends of the bearing parts of the two bearing seats are respectively provided with the bearing seats, and the two bearing seats are respectively provided with a first leading wheel and a first leading wheel.

Preferably, the first leading wheel and the first leading wheel are respectively provided with a first leading wheel shaft inside, and the first leading wheel are arranged on corresponding bearing seats through the first leading wheel shafts.

Preferably, a support with an L-shaped structure is fixedly mounted on the outer wall surface of the rotary frame, a hole is formed in the support, a wire blocking rod is fixedly mounted in the support through a fixing bolt, and the position of the wire blocking rod is located on one side, far away from the first leading wheel, of the first leading wheel.

Preferably, an output shaft of the motor II is sleeved with a synchronous pulley V, the synchronous pulley V and the synchronous pulley II move synchronously through a synchronous belt, an output shaft of the motor I is sleeved with a synchronous pulley IV, and the synchronous pulley IV and the synchronous pulley III move synchronously through the synchronous belt.

Advantageous effects

The utility model provides a wheel type rotary traction pre-twisting machine. The method has the following beneficial effects:

1. the wheel type rotary traction pre-twisting machine is provided with a hollow shaft and a motor II, an output shaft of the motor II can drive a synchronous belt wheel V fixedly installed on the output shaft to rotate when rotating, the synchronous belt wheel V and the synchronous belt wheel II synchronously move through a synchronous belt, the synchronous belt wheel II can be driven to move through the synchronous belt wheel V after the motor II is started, the synchronous belt wheel II is sleeved on an outer cylindrical wall surface of a main shaft, the whole main shaft can be driven to rotate together when the synchronous belt wheel II moves, a core wire penetrates through the inside of the hollow shaft and extends out of the left side of the main shaft, the core wire penetrates through a wire inlet wheel and winds up a take-up wheel, then the core wire is continuously wound up the take-up wheel I to finally come out of the wire outlet wheel, the motor II is started, the motor II drives the synchronous belt wheel V to drive the synchronous belt wheel II to move together, and then the whole main shaft and a rotary frame are driven to rotate, the multi-strand core wire is twisted.

2. The wheel type rotary traction pre-twisting machine is provided with a third synchronous belt wheel, a first motor and a fourth synchronous belt wheel, wherein an output shaft of the first motor drives the fourth synchronous belt wheel arranged on the output shaft to move when rotating, the fourth synchronous belt wheel and the third synchronous belt wheel synchronously move through a synchronous belt, the fourth synchronous belt wheel drives the third synchronous belt wheel to rotate after the first motor is started, the third synchronous belt wheel is sleeved on an outer cylindrical wall surface of a main shaft, the whole hollow shaft is driven to rotate together when the third synchronous belt wheel is driven by the motor, the synchronous belt wheel fixedly arranged at the front end of the left side of the hollow shaft can move along with the hollow shaft, the hollow shaft is connected with the first synchronous belt wheels through the synchronous belt arranged on the synchronous belt wheels, a first leading wheel and a leading wheel are driven to move when the hollow shaft runs, and the first leading wheel and the leading wheel can pull a core wire to move in the moving process, the core wire is given a certain linear velocity, and the fixed lay length can be formed when the core wire has a fixed linear velocity and a fixed torsion velocity.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is an overall schematic view of the present invention;

fig. 2 is a schematic view of the structure of the guide wheel seat of the present invention.

Illustration of the drawings:

1. a first drawing wheel; 2. a wire outlet wheel; 3. a synchronous pulley; 4. a wire feeding wheel; 5. a leading wheel; 6. leading a first wheel shaft; 7. a wire blocking rod; 8. a support; 9. a bearing seat; 10. rotating the frame; 11. a synchronous belt wheel I; 12. a bearing seat; 13. a main shaft; 14. pneumatic braking; 15. a brake disc; 16. a hollow shaft; 17. a box body; 18. a second synchronous belt wheel; 19. a third synchronous belt wheel; 20. a first motor; 21. a synchronous belt wheel IV; 22. a second motor; 23. a fifth synchronous belt wheel; 24. a guide wheel seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): a wheel type rotary traction pre-twisting machine is shown in figures 1-2 and comprises a box body 17, holes are formed in two side wall surfaces inside the box body 17, a main shaft 13 is movably mounted inside the box body 17, the main shaft 13 penetrates through the whole box body 17, the main shaft 13 can rotate inside the box body 17, a hollow shaft 16 is arranged inside the main shaft 13, a pneumatic brake 14 is mounted inside the box body 17, a brake disc 15 is fixed on an output end of the pneumatic brake 14, a second synchronous pulley 18 is sleeved outside the main shaft 13, the right end of the hollow shaft 16 extends out of the main shaft 13, a third synchronous pulley 19 is sleeved at the right end of the hollow shaft 16, a first motor 20 and a second motor 22 are fixedly mounted inside the box body 17, the running speeds of the first motor 20 and the second motor 22 can be independently controlled by arranging the first motor 20 and the second motor 22, and the first motor 20 and the second motor 22 can be fixedly mounted on respective output shafts through the fourth synchronous pulley 21 and the fifth synchronous pulley 23 respectively when the first motor 20 and the second motor 22 run The synchronous belt wheel III 19 and the synchronous belt wheel II 18 can be respectively driven to synchronously move, and the rotating speed of the motor I20 is independently adjusted to control the speed of the synchronous belt wheel III 19 which synchronously moves with the output shaft of the motor I20, so that the rotating speed of the whole hollow shaft 16 is controlled, and the wire twisting distance of the cable can be changed by changing the linear speed of the core wire.

The left end of main shaft 13 is provided with revolves frame 10, revolves the inside bottom surface fixed mounting of frame 10 and has two bearing frame 12, and two bearing frame 12 are symmetrical about main shaft 13 each other, and fixed mounting has the support 8 of L type structure on the outer wall of frame 10 soon, offers porosely in the support 8, has wire blocking pole 7 through fixing bolt fixed mounting in the support 8, and synchronous pulley 3 has been cup jointed to the left end of main shaft 13.

The left side of box 17 is provided with guide wheel seat 24, and movable mounting has wire outgoing wheel 2 and inlet wire wheel 4 on guide wheel seat 24, and guide wheel seat 24 movable mounting revolves the inside of frame 10, and inlet wire wheel 4 and wire outgoing wheel 2 movable mounting revolve on guide wheel seat 24, and guide wheel seat 24 sets up on revolving frame 10, and in whole equipment operation process, guide wheel seat 24 is at revolving frame 10 self-centering, changes the position of wire outgoing wheel 2 and inlet wire wheel 4 to realize the switching of hank pitch S/Z direction.

The bearing parts of the two bearing seats 12 are respectively sleeved with a first synchronous belt pulley 11, the first synchronous belt pulleys 11 move synchronously with the synchronous belt pulley 3 arranged on the main shaft 13 through synchronous belts, the bearing seats 9 are respectively installed at the front ends of the bearing parts of the two bearing seats 12, and the two bearing seats 9 are respectively provided with a leading wheel 5 and a leading wheel 1.

The leading wheel 1 and the leading wheel 5 are internally provided with a leading wheel shaft 6, the leading wheel 1 and the leading wheel 5 are arranged on corresponding bearing seats 9 through the arranged leading wheel shaft 6, the surfaces of the leading wheel 1 and the leading wheel 5 are coated with rubber, when a core wire is wound on the leading wheel 1 and the leading wheel 5, the friction force between the core wire and the leading wheel 1 and the surface of the leading wheel 5 is increased due to the rubber coating of the surfaces of the leading wheel 1 and the leading wheel 5, the slipping of the core wire is reduced, and meanwhile, the surfaces of the leading wheel 1 and the leading wheel 5 are soft after the rubber coating treatment, and certain protection effect can be achieved on the surface of the core wire when the core wire is contacted with the core wire for a long time.

A synchronous belt wheel five 23 is sleeved on an output shaft of a motor two 22, the synchronous belt wheel five 23 and a synchronous belt wheel two 18 synchronously move through a synchronous belt, the output shaft of the motor two 22 can drive the synchronous belt wheel five 23 fixedly installed on the output shaft to rotate when rotating, the synchronous belt wheel five 23 and the synchronous belt wheel two 18 synchronously move through the synchronous belt, the synchronous belt wheel two 18 can be driven to move through the synchronous belt wheel five 23 after the motor two 22 is started, the synchronous belt wheel two 18 is sleeved on the outer cylindrical wall surface of the main shaft 13, the whole main shaft 13 can be driven to rotate together when the synchronous belt wheel two 18 moves, a core wire penetrates through the inside of the hollow shaft 16 and extends out of the left side of the main shaft 13, the core wire penetrates through the wire inlet wheel 4 and winds up the wire inlet wheel 5, then continues to wind the core wire on the wire inlet wheel one 1 to enable the core wire to finally come out of the wire outlet wheel 2, the motor two 22 is started, the output shaft of the motor two 22 drives the synchronous belt wheel five 23 and the synchronous belt wheel two 18 to synchronously rotate, thereby rotating the whole main shaft 13 and the rotary frame 10, and twisting the multi-strand core wires.

A synchronous belt wheel four 21 is sleeved on an output shaft of the motor I20, the synchronous belt wheel four 21 and the synchronous belt wheel three 19 synchronously move through a synchronous belt, the output shaft of the motor I20 can drive the synchronous belt wheel four 21 arranged on the output shaft to move when rotating, the synchronous belt wheel four 21 and the synchronous belt wheel three 19 synchronously move through the synchronous belt, the synchronous belt wheel four 21 can drive the synchronous belt wheel three 19 to rotate after the motor I20 is started, the synchronous belt wheel three 19 is sleeved on an outer cylindrical wall surface of the main shaft 13, the whole hollow shaft 16 can be driven to rotate together when the motor I20 drives the synchronous belt wheel three 19 to rotate, the synchronous belt wheel 3 fixedly arranged at the front end of the left side of the hollow shaft 16 can move together with the hollow shaft 16, the hollow shaft 16 is connected with the two synchronous belt wheels I11 through the synchronous belt arranged on the synchronous belt wheel 3, and the leading wheel I1 and the leading wheel 5 can be driven to move when the hollow shaft 16 operates, the arranged first drawing wheel 1 and the first drawing wheel 5 can draw the core wire to advance in the moving process, a certain linear velocity is given to the core wire, and the core wire can form a fixed lay length after having a fixed linear velocity and a fixed torsion velocity.

The working principle of the utility model is as follows:

by arranging the hollow shaft 16 and the motor two 22, the output shaft of the motor two 22 will drive the synchronous pulley five 23 fixedly installed on the output shaft to rotate when rotating, the synchronous pulley five 23 and the synchronous pulley two 18 will synchronously move through the synchronous belt, the synchronous pulley two 18 will be driven to move through the synchronous pulley five 23 after the motor two 22 is started, the synchronous pulley two 18 is sleeved on the outer cylindrical wall surface of the main shaft 13, the whole main shaft 13 will be driven to rotate together when the synchronous pulley two 18 moves, the core wire passes through the inside of the hollow shaft 16 and extends out from the left side of the main shaft 13, the core wire passes through the wire inlet wheel 4 and winds up the wire taking wheel 5, then the core wire continues to wind up the wire taking wheel 1 to finally come out from the wire outlet wheel 2, the motor two 22 is started, the motor two 22 drives the synchronous pulley five 23 to drive the synchronous pulley two 18 to move together, thereby driving the whole main shaft 13 and the rotary frame 10 to rotate, the multi-strand core wire is twisted.

By arranging the third synchronous belt wheel 19, the first motor 20 and the fourth synchronous belt wheel 21, the output shaft of the first motor 20 can drive the fourth synchronous belt wheel 21 arranged on the output shaft to move when rotating, the fourth synchronous belt wheel 21 and the third synchronous belt wheel 19 can synchronously move through a synchronous belt, the fourth synchronous belt wheel 21 can drive the third synchronous belt wheel 19 to rotate after the first motor 20 is started, the third synchronous belt wheel 19 is sleeved on the outer cylindrical wall surface of the main shaft 13, the whole hollow shaft 16 can be driven to rotate together when the first motor 20 drives the third synchronous belt wheel 19 to rotate, the synchronous belt wheel 3 fixedly arranged at the front end of the left side of the hollow shaft 16 can move together with the hollow shaft 16, the hollow shaft 16 is connected with the two first synchronous belt wheels 11 through the synchronous belt arranged on the synchronous belt wheel 3, and the first leading wheel 1 and the leading wheel 5 can be driven to move when the hollow shaft 16 operates, the arranged first drawing wheel 1 and the first drawing wheel 5 can draw the core wire to advance in the moving process, a certain linear velocity is given to the core wire, and the core wire can form a fixed lay length after having a fixed linear velocity and a fixed torsion velocity.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Wheeled rotatory machine of twisting in advance that pulls, including box (17), its characterized in that: a main shaft (13) is movably arranged in the box body (17), the main shaft (13) penetrates through the whole box body (17), a hollow shaft (16) is arranged inside the main shaft (13), a pneumatic brake (14) is fixedly arranged inside the box body (17), a brake disc (15) is fixed on the output end of the pneumatic brake (14), the brake disc (15) surrounds the outer cylindrical wall surface of the main shaft (13), a second synchronous belt pulley (18) is sleeved outside the main shaft (13), the right end of the hollow shaft (16) extends out of the inside of the main shaft (13), a synchronous belt wheel III (19) is sleeved and mounted at the right end of the hollow shaft (16), a first motor (20) and a second motor (22) are fixedly arranged in the box body (17), the left end of main shaft (13) is provided with revolves frame (10), synchronous pulley (3) has been cup jointed to the left end of main shaft (13).

2. The wheeled rotary-traction pretwister of claim 1, wherein: the left side of box (17) is provided with guide wheel seat (24), movable mounting has wire outgoing wheel (2) and inlet wire wheel (4) on guide wheel seat (24), and guide wheel seat (24) movable mounting revolves the inside of frame (10), revolve the inside bottom surface fixed mounting of frame (10) have two bearing frame (12), two bearing frame (12) are about main shaft (13) mutual symmetry.

3. The wheeled rotary-traction pretwister of claim 2, wherein: two synchronous pulley (11) have all been cup jointed to the bearing part of bearing frame (12), two synchronous pulley (11) are through synchronous belt and main shaft (13) on synchronous pulley (3) synchronous motion that set up, two bearing frame (9) are all installed to the bearing part front end of bearing frame (12), two install respectively on bearing frame (9) and draw and get wheel (5) and draw and get wheel (1).

4. The wheeled rotary traction pretwister of claim 3, wherein: the inside of the first leading wheel (1) and the inside of the first leading wheel (5) are both provided with a first leading wheel shaft (6), and the first leading wheel (1) and the first leading wheel (5) are arranged on corresponding bearing seats (9) through the first leading wheel shaft (6).

5. The wheeled rotary-traction pretwister of claim 1, wherein: the wire retaining device is characterized in that a support (8) of an L-shaped structure is fixedly mounted on the outer wall surface of the rotary frame (10), a hole is formed in the support (8), a wire retaining rod (7) is fixedly mounted in the support (8) through a fixing bolt, and the position of the wire retaining rod (7) is located on one side, far away from the first leading wheel (1), of the leading wheel (5).

6. The wheeled rotary-traction pretwister of claim 1, wherein: a fifth synchronous belt wheel (23) is sleeved on an output shaft of the second motor (22), the fifth synchronous belt wheel (23) and the second synchronous belt wheel (18) move synchronously through a synchronous belt, a fourth synchronous belt wheel (21) is sleeved on an output shaft of the first motor (20), and the fourth synchronous belt wheel (21) and the third synchronous belt wheel (19) move synchronously through the synchronous belt.