CN216736975U

CN216736975U - Prestress wire take-up equipment

Info

Publication number: CN216736975U
Application number: CN202122823780.8U
Authority: CN
Inventors: 尹啸天
Original assignee: Tianjin Haoyue Prestressed Co ltd
Current assignee: Tianjin Haoyue Prestressed Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-06-14
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to the technical field of prestressed steel strand production, in particular to a prestressed steel strand take-up device, which is used for quickly taking down a prestressed steel strand roll through an adjustable roll-up roller; the wire winding machine comprises a base, a support frame, a rotating shaft, a wire winding roller and a wire winding motor, wherein the support frame is arranged on the base; still include pushing mechanism, move the support frame, a plurality of expansion bracket, two push rod dishes, a plurality of push rods, two jacks and two connecting rods, it sets up a plurality of recesses and two through-holes to receive the line roller, install pushing mechanism on the base and move the support frame, pushing mechanism with move the support frame transmission and be connected, expansion bracket slidable mounting is in the recess, push rod dish is installed at both ends of controlling of receiving the line roller, connection push rod dish and expansion bracket of push rod, the left end at receiving the line roller is installed to two jacks, the removal end and the push rod dish of jack are connected, two connecting rods pass the through-hole and connect two push rod dishes.

Description

Prestress wire take-up equipment

Technical Field

The utility model relates to the technical field of prestressed steel strand production, in particular to a prestressed steel strand take-up device.

Background

The pre-stressed steel strand take-up equipment is used for pre-stressed steel strands and is widely used in the field of production of pre-stressed steel strands; the existing prestress steel strand take-up equipment comprises a base, a support frame, a rotating shaft, a take-up roller and a take-up motor, wherein the support frame is installed on the upper end face of the base; when the existing prestress steel strand take-up equipment is used, firstly, a strand head of a prestress steel strand is fixed on the circumferential surface of a take-up motor, then the take-up motor is started, the take-up motor drives a rotating shaft to rotate, the rotating shaft drives a take-up roller to synchronously rotate, the rotating take-up roller winds the prestress steel strand on the take-up roller, after the prestress steel strand is wound to a certain length, the prestress steel strand is cut off and the strand head is fixed on the prestress steel strand roll, then the prestress steel strand roll is packaged, and finally, the packaged prestress steel strand is taken down from the take-up roller and is transported to the next procedure; the existing prestress steel strand take-up equipment is found in use, when the prestress steel strand is wound on the take-up roller, the winding is very compact, the prestress steel strand coil is difficult to take down, working hours are delayed, the production of the next procedure is influenced, and the equipment working efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides the prestress steel strand take-up equipment which enables the prestress steel strand roll to be taken down quickly through the adjustable take-up roller and has high working efficiency.

The utility model discloses a prestressed steel strand take-up device which comprises a base, a support frame, a rotating shaft, a take-up roller and a take-up motor, wherein the support frame is installed on the upper end surface of the base; the wire winding device also comprises a pushing mechanism, a movable supporting frame, a plurality of telescopic frames, two push rod discs, a plurality of push rods, two jacks and two connecting rods, wherein a plurality of grooves are uniformly formed in the outer circumferential surface of the wire winding roller, two through holes are formed in the axial direction of the wire winding roller, the pushing mechanism is arranged on the base, the movable supporting frame is slidably arranged on the upper end surface of the base and is in transmission connection with the movable supporting frame, the plurality of telescopic frames are respectively slidably arranged in the plurality of grooves of the wire winding roller, the two push rod discs are respectively and slidably mounted at the left end and the right end of the wire take-up roller, the two ends of the push rods are respectively and rotatably connected with the two push rod discs and the multiple telescopic frames, the two jacks are mounted on the left end face of the wire take-up roller, the moving ends of the two jacks are respectively connected with the push rod disc at the left end of the wire take-up roller, the two connecting rods respectively penetrate through the two through holes of the wire take-up roller, and the two ends of the two connecting rods are respectively connected with the two push rod discs; before the prestressed steel strand is wound, operating the two jacks to contract, pulling the two push rod discs to synchronously move rightwards through the two connecting rods, driving one ends of the push rods to synchronously move rightwards by the two push rod discs, so that the push rods are changed into a vertical state from an inclined state, pushing the telescopic frames out of the grooves of the wire winding roller by the push rods, making the outer end surfaces of the telescopic frames higher than the outer circumferential surface of the wire winding roller, starting the wire winding operation, extending the two jacks after the prestressed steel strand is wound and packaged, synchronously pushing the two push rod discs to move leftwards by the two jacks, driving one ends of the push rods to synchronously move leftwards by the two push rod discs, so that the push rods are changed into an inclined state from a vertical state, retracting the telescopic frames into the grooves of the wire winding roller by the push rods, separating the prestressed steel strand coil from the wire winding roller at the moment, and conveniently taking down the prestressed steel strand coil, the working time is not delayed, the production of the next working procedure is not influenced, and the working efficiency of the equipment is improved.

Preferably, the movable fence rod comprises a plurality of fixed fence rods, a plurality of movable fence rods and a plurality of limiting plates, wherein the fixed fence rods are respectively installed at the left ends of the telescopic frames, the middle parts of the movable fence rods are respectively and rotatably connected with the right ends of the telescopic frames, the limiting plates are uniformly installed on a push rod disc at the right end of the wire take-up roller, and the limiting plates are respectively contacted with one ends of the movable fence rods, which face the wire take-up motor; when the expansion bracket was released the recess of receiving the line roller by the push rod, the limiting plate will move the rail towards the spacing withstand of one end of receiving the line motor, it erects perpendicularly to make the rail stick up with the expansion bracket, a plurality of rail stick and a plurality of rail stick up move the side wall fence that the rail cooperation constitutes the prestressing force stranded conductor and roll up, avoid prestressing force stranded conductor to roll up the pine and take off, prestressing force stranded conductor book packing is accomplished the back, when the expansion bracket was pulled the recess of retrieving the line roller by the push rod, the limiting plate breaks away from with moving the rail, it is free state to move the rail, make things convenient for prestressing force stranded conductor to roll up and take out from receiving the line roller.

Preferably, the wire drawing machine further comprises a plurality of telescopic frame sliding columns and a plurality of push rod disc sliding columns, the plurality of telescopic frame sliding columns are respectively installed on the lower end faces of the plurality of telescopic frames, the plurality of telescopic frame sliding columns are respectively connected with the wire collecting roller in a sliding mode, the plurality of push rod disc sliding columns are respectively installed on the left end face and the right end face of the wire collecting roller, and the two push rod discs are respectively connected with the plurality of jacks in a sliding mode; through the arrangement, the shaking of the two push rod discs and the multiple telescopic frames is reduced, and the stability of the equipment is improved.

Preferably, the pushing mechanism further comprises two dovetail grooves, two dovetail sliders and two pushing cylinders, the two dovetail grooves are formed in the upper end face of the base, the dovetail sliders are matched with the dovetail grooves, the two dovetail sliders are respectively installed in the two dovetail grooves in a sliding mode, the movable supporting frame is installed on the two dovetail sliders, the fixed ends of the two pushing cylinders are fixedly connected with the supporting frame, and the movable ends of the two pushing cylinders are fixedly connected with the movable supporting frame; after the prestress steel strand is wound and packaged, the two pushing cylinders push the movable support frame to move rightwards along the dovetail groove through the dovetail sliding blocks, so that the movable support frame is separated from the rotating shaft, a prestress steel strand coil is conveniently separated from the winding roller, and the working efficiency of equipment is improved.

Preferably, the yarn collecting roller further comprises a plurality of through grooves, the plurality of through grooves are uniformly formed in the outer circumferential surface of the yarn collecting roller, and the through grooves penetrate through the outer circumferential surface of the yarn collecting roller; through the clearance between a plurality of logical grooves and the prestressing force steel strand book, conveniently pass the prestressing force steel strand book with packing materials such as packing area, conveniently pack, improve work efficiency.

Preferably, the device also comprises a bearing seat, the bearing seat is arranged on the right end surface of the movable support frame, the inner diameter of the bearing seat is matched with the diameter of the rotating shaft, and the bearing seat is concentrically and rotatably connected with the right end of the rotating shaft; when the prestressed steel strand is taken up, the bearing seat of the movable support frame rotates the right end of the support rotating shaft, friction and shaking are reduced through the bearing seat, and support stability is improved.

Compared with the prior art, the utility model has the beneficial effects that: before the prestressed steel strand is wound, operating the two jacks to contract, pulling the two push rod discs to synchronously move rightwards through the two connecting rods, driving one ends of the push rods to synchronously move rightwards by the two push rod discs, so that the push rods are changed into a vertical state from an inclined state, pushing the telescopic frames out of the grooves of the wire winding roller by the push rods, making the outer end surfaces of the telescopic frames higher than the outer circumferential surface of the wire winding roller, starting the wire winding operation, extending the two jacks after the prestressed steel strand is wound and packaged, synchronously pushing the two push rod discs to move leftwards by the two jacks, driving one ends of the push rods to synchronously move leftwards by the two push rod discs, so that the push rods are changed into an inclined state from a vertical state, retracting the telescopic frames into the grooves of the wire winding roller by the push rods, separating the prestressed steel strand coil from the wire winding roller at the moment, and conveniently taking down the prestressed steel strand coil, the working time is not delayed, the production of the next working procedure is not influenced, and the working efficiency of the equipment is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention in a state where the twisted wire coil is removed;

FIG. 3 is a schematic view of the connection of the components of the telescoping rack, the push rod tray, the push rod, the jack, the connecting rod, the fixed and movable rails and the limiting plate;

FIG. 4 is an enlarged schematic axial view of the take-up roller and its components;

in the drawings, the reference numbers: 1. a base; 2. a support frame; 3. a rotating shaft; 4. a wire take-up roller; 5. a take-up motor; 6. a pushing mechanism; 7. a movable support frame; 8. a telescopic frame; 9. a pusher tray; 10. a push rod; 11. a jack; 12. a connecting rod; 13. a railing is fixed; 14. moving the railing rod; 15. a limiting plate; 16. a telescoping mast traveler; 17. a pusher plate traveler; 18. a dovetail groove; 19. a dovetail slide block; 20. pushing the cylinder; 21. a through groove; 22. and a bearing seat.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Example 1

A prestressed steel strand take-up device comprises a base 1, a support frame 2, a rotating shaft 3, a take-up roller 4 and a take-up motor 5, wherein the support frame 2 is installed on the upper end face of the base 1, the rotating shaft 3 is rotatably installed on the support frame 2, the take-up roller 4 is concentrically installed on the rotating shaft 3, the take-up motor 5 is installed on the outer side wall of the support frame 2, and an output shaft of the take-up motor 5 is concentrically connected with one end of the rotating shaft 3; the wire take-up device comprises a base 1, a pushing mechanism 6, a movable supporting frame 7, a plurality of telescopic frames 8, two pushing rod discs 9, a plurality of pushing rods 10, two jacks 11 and two connecting rods 12, wherein a plurality of grooves are uniformly formed in the outer circumferential surface of a wire take-up roller 4, two through holes are formed in the axial direction of the wire take-up roller 4, the pushing mechanism 6 is installed on the base 1, the movable supporting frame 7 is installed on the upper end surface of the base 1 in a sliding mode, the pushing mechanism 6 is connected with the movable supporting frame 7 in a transmission mode, the telescopic frames 8 are installed in the grooves of the wire take-up roller 4 in a sliding mode respectively, the two pushing rod discs 9 are installed at the left end and the right end of the wire take-up roller 4 in a sliding mode respectively, two ends of the pushing rods 10 are connected with the two pushing rod discs 9 and the telescopic frames 8 in a rotating mode respectively, the two jacks 11 are installed on the left end surface of the wire take-up roller 4, the moving ends of the two jacks 11 are connected with the pushing rod discs 9 at the left end of the wire take-up roller 4, the two connecting rods 12 penetrate through holes of the wire take-up roller 4 respectively, two ends of the two connecting rods 12 are respectively connected with the two push rod discs 9; before the prestressed steel strand is taken up, operating the two jacks 11 to contract, pulling the two push rod discs 9 to synchronously move rightwards by the two jacks 11 through the two connecting rods 12, driving one ends of the push rods 10 to synchronously move rightwards by the two push rod discs 9, enabling the push rods 10 to change from an inclined state to a vertical state, pushing the telescopic frames 8 out of the grooves of the take-up roller 4 by the push rods 10, enabling the outer end surfaces of the telescopic frames 8 to be higher than the outer circumferential surface of the take-up roller 4, starting the take-up operation, extending the two jacks 11 after the take-up of the prestressed steel strand is finished and packaging, synchronously pushing the two push rod discs 9 to move leftwards by the two jacks 11, driving one ends of the push rods 10 to synchronously move leftwards by the two push rod discs 9, enabling the push rods 10 to change from the vertical state to the inclined state, retracting the telescopic frames 8 into the grooves of the take-up roller 4 by the push rods 10, at the moment, the prestressed steel strand coil is separated from the take-up roller 4, the prestressed steel strand coil is convenient to take down, working hours are not delayed, production of the next procedure is not influenced, and the working efficiency of equipment is improved.

Example 2

A prestressed steel strand take-up device comprises a base 1, a support frame 2, a rotating shaft 3, a take-up roller 4 and a take-up motor 5, wherein the support frame 2 is installed on the upper end face of the base 1, the rotating shaft 3 is rotatably installed on the support frame 2, the take-up roller 4 is concentrically installed on the rotating shaft 3, the take-up motor 5 is installed on the outer side wall of the support frame 2, and an output shaft of the take-up motor 5 is concentrically connected with one end of the rotating shaft 3; the wire take-up device comprises a base 1, a pushing mechanism 6, a movable supporting frame 7, a plurality of telescopic frames 8, two pushing rod discs 9, a plurality of pushing rods 10, two jacks 11 and two connecting rods 12, wherein a plurality of grooves are uniformly formed in the outer circumferential surface of a wire take-up roller 4, two through holes are formed in the axial direction of the wire take-up roller 4, the pushing mechanism 6 is installed on the base 1, the movable supporting frame 7 is installed on the upper end surface of the base 1 in a sliding mode, the pushing mechanism 6 is connected with the movable supporting frame 7 in a transmission mode, the telescopic frames 8 are installed in the grooves of the wire take-up roller 4 in a sliding mode respectively, the two pushing rod discs 9 are installed at the left end and the right end of the wire take-up roller 4 in a sliding mode respectively, two ends of the pushing rods 10 are connected with the two pushing rod discs 9 and the telescopic frames 8 in a rotating mode respectively, the two jacks 11 are installed on the left end surface of the wire take-up roller 4, the moving ends of the two jacks 11 are connected with the pushing rod discs 9 at the left end of the wire take-up roller 4, the two connecting rods 12 penetrate through holes of the wire take-up roller 4 respectively, two ends of the two connecting rods 12 are respectively connected with the two push rod discs 9; the movable fence rod type folding machine further comprises a plurality of fixed fence rods 13, a plurality of movable fence rods 14 and a plurality of limiting plates 15, wherein the plurality of fixed fence rods 13 are respectively installed at the left ends of the plurality of telescopic frames 8, the middle parts of the plurality of movable fence rods 14 are respectively rotatably connected with the right ends of the plurality of telescopic frames 8, the plurality of limiting plates 15 are uniformly installed on the push rod disc 9 at the right end of the wire take-up roller 4, and the plurality of limiting plates 15 are respectively contacted with one ends of the plurality of movable fence rods 14 facing to the wire take-up motor 5; the wire take-up device further comprises a plurality of telescopic frame sliding columns 16 and a plurality of push rod disc sliding columns 17, wherein the telescopic frame sliding columns 16 are respectively installed on the lower end faces of the telescopic frames 8, the telescopic frame sliding columns 16 are respectively connected with the wire take-up roller 4 in a sliding mode, the push rod disc sliding columns 17 are respectively installed on the left end face and the right end face of the wire take-up roller 4, and the two push rod discs 9 are respectively connected with the jacks 11 in a sliding mode; the pushing mechanism 6 further comprises two dovetail grooves 18, two dovetail sliders 19 and two pushing cylinders 20, the two dovetail grooves 18 are arranged on the upper end face of the base 1, the dovetail sliders 19 are matched with the dovetail grooves 18, the two dovetail sliders 19 are respectively installed in the two dovetail grooves 18 in a sliding mode, the movable supporting frame 7 is installed on the two dovetail sliders 19, the fixed ends of the two pushing cylinders 20 are fixedly connected with the supporting frame 2, and the moving ends of the two pushing cylinders 20 are fixedly connected with the movable supporting frame 7; when the telescopic frame 8 is pushed out of the groove of the wire take-up roller 4 by the push rod 10, the limiting plate 15 limits and supports the movable fence rod 14 towards one end of the wire take-up motor 5, so that the movable fence rod 14 is vertically erected with the telescopic frame 8, the plurality of fixed fence rods 13 and the erected plurality of movable fence rods 14 are matched to form a side fence of a prestressed steel strand coil, the prestressed steel strand coil is prevented from loosening, after the prestressed steel strand coil is packaged, when the telescopic frame 8 is pulled by the push rod 10 to recover the groove of the wire roller 4, the limiting plate 15 is separated from the movable fence rod 14, the movable fence rod 14 is in a free state, the prestressed steel strand coil is conveniently taken out of the wire take-up roller 4, the shaking of the two push rod discs 9 and the plurality of telescopic frames 8 is reduced through the arrangement, after the prestressed steel strand wire take-up is completed, the two push cylinders 20 push the movable support frame 7 to push the dovetail groove 18 along the slide block 19, so that the movable support frame 7 is separated from the rotating shaft 3, the prestressed steel strand coil is conveniently separated from the take-up roller 4.

Example 3

A prestressed steel strand take-up device comprises a base 1, a support frame 2, a rotating shaft 3, a take-up roller 4 and a take-up motor 5, wherein the support frame 2 is installed on the upper end face of the base 1, the rotating shaft 3 is rotatably installed on the support frame 2, the take-up roller 4 is concentrically installed on the rotating shaft 3, the take-up motor 5 is installed on the outer side wall of the support frame 2, and an output shaft of the take-up motor 5 is concentrically connected with one end of the rotating shaft 3; the wire take-up device comprises a base 1, a pushing mechanism 6, a movable supporting frame 7, a plurality of telescopic frames 8, two pushing rod discs 9, a plurality of pushing rods 10, two jacks 11 and two connecting rods 12, wherein a plurality of grooves are uniformly formed in the outer circumferential surface of a wire take-up roller 4, two through holes are formed in the axial direction of the wire take-up roller 4, the pushing mechanism 6 is installed on the base 1, the movable supporting frame 7 is installed on the upper end surface of the base 1 in a sliding mode, the pushing mechanism 6 is connected with the movable supporting frame 7 in a transmission mode, the telescopic frames 8 are installed in the grooves of the wire take-up roller 4 in a sliding mode respectively, the two pushing rod discs 9 are installed at the left end and the right end of the wire take-up roller 4 in a sliding mode respectively, two ends of the pushing rods 10 are connected with the two pushing rod discs 9 and the telescopic frames 8 in a rotating mode respectively, the two jacks 11 are installed on the left end surface of the wire take-up roller 4, the moving ends of the two jacks 11 are connected with the pushing rod discs 9 at the left end of the wire take-up roller 4, the two connecting rods 12 penetrate through holes of the wire take-up roller 4 respectively, two ends of the two connecting rods 12 are respectively connected with the two push rod discs 9; the winding device further comprises a plurality of through grooves 21, the plurality of through grooves 21 are uniformly formed in the outer circumferential surface of the winding roller 4, and the through grooves 21 penetrate through the outer circumferential surface of the winding roller 4; the bearing seat 22 is arranged on the right end face of the movable support frame 7, the inner diameter of the bearing seat 22 is matched with the diameter of the rotating shaft 3, and the bearing seat 22 is concentrically and rotatably connected with the right end of the rotating shaft 3; through the clearance between a plurality of logical groove 21 and the prestressing steel strand book, conveniently pass the prestressing steel strand book with packing materials such as packing area, convenient packing, when the prestressing steel strand book was received, the right-hand member that supports pivot 3 was rotated to bearing frame 22 of moving support frame 7, reduces the friction and rocks through bearing frame 22.

As shown in fig. 1 to 4, in the prestressed steel strand take-up apparatus of the present invention, before the prestressed steel strand take-up, the two jacks 11 are operated to contract, the two jacks 11 pull the two push rod discs 9 to move rightwards synchronously through the two connecting rods 12, the two push rod discs 9 drive one ends of the plurality of push rods 10 to move rightwards synchronously, so that the plurality of push rods 10 change from a tilted state to a vertical state, the plurality of push rods 10 push the plurality of telescopic frames 8 out of the plurality of grooves of the take-up roller 4, so that the outer end surfaces of the plurality of telescopic frames 8 are higher than the outer circumferential surface of the take-up roller 4, when the telescopic frames 8 are pushed out of the grooves of the take-up roller 4 by the push rods 10, the limiting plate 15 limits and supports the movable fence rod 14 towards one end of the take-up motor 5, so that the movable fence rod 14 stands up vertically with the telescopic frames 8, the plurality of fixed fence rods 13 and the standing up prestressed steel fence 14 cooperate to form a side fence of the stranded wire roll, then fixing the strand end of the prestressed steel strand on the circumferential surface of the take-up motor 5, starting the take-up motor 5, driving the rotating shaft 3 to rotate by the take-up motor 5, driving the take-up roller 4 to synchronously rotate by the rotating shaft 3, winding the prestressed steel strand on the take-up roller 4 by the rotating take-up roller 4, winding the prestressed steel strand to a certain length, cutting the prestressed steel strand and fixing the strand end on the prestressed steel strand roll, packing the prestressed steel strand roll, extending the two jacks 11, synchronously pushing the two push rod discs 9 to move leftwards by the two jacks 11, driving one ends of the push rods 10 to synchronously move leftwards by the two push rod discs 9, changing the vertical state of the push rods 10 into an inclined state, retracting the telescopic frames 8 into the grooves of the take-up roller 4 by the push rods 10, separating the limiting plate 15 from the movable fence rod 14, and separating the prestressed steel strand roll from the take-up roller 4 at the moment, and finally, the two pushing cylinders 20 push the movable support frame 7 to move rightwards along the dovetail grooves 18 through the dovetail sliding blocks 19, so that the movable support frame 7 is separated from the rotating shaft 3, and the packaged prestressed steel strands are taken down from the take-up roller 4 and are transported to the next procedure.

The main functions realized by the utility model are as follows: through adjustable furling roller, make prestressing force steel strand wires roll up and take off fast, work efficiency is high.

According to the pre-stressed steel strand take-up equipment, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the pre-stressed steel strand take-up equipment can be implemented as long as the beneficial effects are achieved; the take-up roller 4, the jack 11, the push cylinder 20 and the bearing seat 22 of the pre-stressed steel strand take-up equipment are purchased from the market, and technicians in the industry only need to install and operate according to the attached operating instructions, and creative labor of the technicians in the field is not needed.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A prestressed steel strand take-up device comprises a base (1), a support frame (2), a rotating shaft (3), a take-up roller (4) and a take-up motor (5), wherein the support frame (2) is installed on the upper end face of the base (1), the rotating shaft (3) is rotatably installed on the support frame (2), the take-up roller (4) is concentrically installed on the rotating shaft (3), the take-up motor (5) is installed on the outer side wall of the support frame (2), and an output shaft of the take-up motor (5) is concentrically connected with one end of the rotating shaft (3); the device is characterized by further comprising a pushing mechanism (6), a movable supporting frame (7), a plurality of telescopic frames (8), two pushing rod discs (9), a plurality of pushing rods (10), two jacks (11) and two connecting rods (12), wherein the outer circumferential surface of the wire take-up roller (4) is uniformly provided with a plurality of grooves, the axial direction of the wire take-up roller (4) is provided with two through holes, the pushing mechanism (6) is arranged on the base (1), the movable supporting frame (7) is slidably arranged on the upper end surface of the base (1), the pushing mechanism (6) is in transmission connection with the movable supporting frame (7), the telescopic frames (8) are respectively slidably arranged in the grooves of the wire take-up roller (4), the two pushing rod discs (9) are respectively slidably arranged at the left end and the right end of the wire take-up roller (4), the two ends of the plurality of the pushing rods (10) are respectively in rotational connection with the two pushing rod discs (9) and the telescopic frames (8), the two jacks (11) are arranged on the left end surface of the wire take-up roller (4), the moving ends of the two jacks (11) are connected with the push rod disc (9) at the left end of the wire take-up roller (4), the two connecting rods (12) respectively penetrate through the two through holes of the wire take-up roller (4), and the two ends of the two connecting rods (12) are respectively connected with the two push rod discs (9).

2. The prestressed steel strand take-up equipment as claimed in claim 1, further comprising a plurality of fixed rail bars (13), a plurality of movable rail bars (14) and a plurality of limiting plates (15), wherein the plurality of fixed rail bars (13) are respectively installed at the left ends of the plurality of expansion brackets (8), the middle parts of the plurality of movable rail bars (14) are respectively rotatably connected with the right ends of the plurality of expansion brackets (8), the plurality of limiting plates (15) are uniformly installed on the push rod disc (9) at the right end of the take-up roller (4), and the plurality of limiting plates (15) are respectively contacted with one ends of the plurality of movable rail bars (14) facing the take-up motor (5).

3. The prestressed steel strand take-up equipment as claimed in claim 1, further comprising a plurality of expansion bracket sliding columns (16) and a plurality of push rod disc sliding columns (17), wherein the expansion bracket sliding columns (16) are respectively installed on the lower end faces of the expansion brackets (8), the expansion bracket sliding columns (16) are respectively connected with the take-up roller (4) in a sliding manner, the push rod disc sliding columns (17) are respectively installed on the left end face and the right end face of the take-up roller (4), and the two push rod discs (9) are respectively connected with the jacks (11) in a sliding manner.

4. The prestressed steel strand take-up equipment as claimed in claim 1, wherein the pushing mechanism (6) further comprises two dovetail grooves (18), two dovetail sliders (19) and two pushing cylinders (20), the two dovetail grooves (18) are arranged on the upper end face of the base (1), the dovetail sliders (19) are matched with the dovetail grooves (18), the two dovetail sliders (19) are respectively slidably mounted in the two dovetail grooves (18), the movable supporting frame (7) is mounted on the two dovetail sliders (19), the fixed ends of the two pushing cylinders (20) are fixedly connected with the supporting frame (2), and the moving ends of the two pushing cylinders (20) are fixedly connected with the movable supporting frame (7).

5. The prestressed steel strand take-up device as claimed in claim 1, further comprising a plurality of through grooves (21), wherein the plurality of through grooves (21) are uniformly arranged on the outer circumferential surface of the take-up roller (4), and the through grooves (21) penetrate through the outer circumferential surface of the take-up roller (4).

6. The prestressed steel strand take-up equipment as claimed in claim 4, further comprising a bearing seat (22), wherein the bearing seat (22) is mounted on the right end face of the movable support frame (7), the inner diameter of the bearing seat (22) is matched with the diameter of the rotating shaft (3), and the bearing seat (22) is concentrically and rotatably connected with the right end of the rotating shaft (3).