CN216335669U

CN216335669U - Steel band unreeling machine with convenient and adjustable tension

Info

Publication number: CN216335669U
Application number: CN202123080103.8U
Authority: CN
Inventors: 王伟; 杨四明; 刘涛
Original assignee: Suzhou Tengbochang New Material Technology Co ltd
Current assignee: Suzhou Tengbochang New Material Technology Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-19
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a steel strip unreeling machine with conveniently adjustable tension, which comprises a frame, wherein an assembling frame is arranged on the outer side wall of the frame, an elevation mechanism is arranged on the upper surface of the assembling frame and comprises servo motors, the two servo motors are fixedly arranged on the bottom surface in the assembling frame, a threaded lead screw is fixedly connected to the upper end of a motor shaft of each servo motor, a lead screw nut is sleeved on the outer side of the threaded lead screw, through the arrangement of the elevation mechanism, when a steel strip passes through two supporting rollers and is pulled to the rear side of the assembling frame, the motor shaft of each servo motor drives the threaded lead screw to rotate, so that the lead screw nut and an I-shaped block move upwards under the guiding action of a movable groove, the height of the supporting rollers is adjusted, the angle of the steel strip unreeled by the steel strip coil is adjusted when the steel strip is unreeled, and the steel strip wound on the outer side of a steel strip roll plate is always in a tight state, and then the tension keeps basically constant along with the reduction of the roll diameter during the unreeling process.

Description

Steel band unreeling machine with convenient and adjustable tension

Technical Field

The utility model belongs to the technical field of steel belt unreeling machines, and particularly relates to a steel belt unreeling machine with conveniently adjustable tension.

Background

The steel belt is a narrow and long steel plate produced by various steel rolling enterprises in order to meet the requirements of different industrial departments for industrially producing various types of metal or mechanical products, is divided into two types of common strip steel and high-quality strip steel according to the used materials, and is divided into two types of hot rolled steel belt and cold rolled steel belt according to the processing method, and the steel belt needs to be placed on a steel belt unreeling machine for use.

The steel belt unreeling machine is used for unreeling, and therefore tension is kept basically constant along with the reduction of the diameter of a coil in the unreeling process, the conventional steel belt unreeling machine is usually adjusted manually, the problems that labor intensity of workers is increased, the adjusting and controlling effect is not strong, labor cost is high and the like exist in manual adjustment, and therefore the steel belt unreeling machine with the tension convenient and adjustable is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steel belt unreeling machine with conveniently adjustable tension, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a steel belt unreeling machine with conveniently adjustable tension comprises a machine frame, wherein an assembly frame is arranged on the outer side wall of the machine frame, a height adjusting mechanism is arranged on the upper surface of the assembly frame and comprises a servo motor, two servo motors are symmetrically arranged on the left and the right, both the two servo motors are fixedly arranged on the bottom surface in the assembly frame, the upper end of the servo motor shaft is fixedly connected with a threaded screw rod, the outer side of the threaded screw rod is sleeved with a screw rod nut, the outer side wall of the feed screw nut is fixedly connected with an I-shaped block, the side wall of the assembling frame is provided with a movable groove, the I-shaped blocks are connected with the inner side walls of the movable grooves in a sliding manner, supporting rollers are connected between the inner side walls of the two I-shaped blocks in an up-and-down symmetrical and rotating manner, the outer side wall of the rack is rotatably connected with an installation shaft lever, a steel belt roller plate is arranged on the outer side of the installation shaft lever, and a tightening mechanism is arranged on the outer side wall of the installation shaft lever.

Preferably, the tightening mechanism comprises two displacement blocks which are arranged symmetrically left and right and are sleeved outside the mounting shaft rod, linkage racks are symmetrically and fixedly connected to the front and back of the inner side wall of each displacement block, linkage gears are symmetrically and rotatably connected to the front and back of the outer side wall of the mounting shaft rod and are located between the upper and lower linkage racks, and the linkage gears are meshed with the linkage racks.

Preferably, the surfaces of the two displacement blocks are hinged with linkage hinge rods, one ends of the linkage hinge rods, which are close to the linkage gears, are hinged with steel belt roller plates, and the number of the steel belt roller plates is four, and the four steel belt roller plates are distributed in a circumferential array.

Preferably, the outer side wall of the mounting shaft rod is provided with a guide groove, the inner side wall of the displacement block is fixedly connected with a sliding block, and the sliding block is located inside the guide groove.

Preferably, the left side is moved the left side wall fixedly connected with bearing of piece, and the lateral wall fixedly connected with of bearing inner ring adjusts the swivel nut, trapezoidal thread groove has been seted up to the position that the installation axostylus axostyle lateral wall is close to the left end, adjust the swivel nut cover and establish the outside at trapezoidal thread groove.

Preferably, the outer side wall of the adjusting screw sleeve is provided with a plurality of tooth sockets, and the tooth sockets are distributed in a circumferential array.

Preferably, an unwinding motor is fixedly mounted on the bottom surface in the rack, and the left end of a motor shaft of the unwinding motor penetrates through the side wall of the rack and is fixedly connected with the mounting shaft rod.

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

(1) this convenient adjustable steel band machine of unreeling of tension, through setting up heightening mechanism, can pass the steel band and pull when assembling the rear of frame between two backing rolls, make servo motor's motor shaft drive screw lead screw rotate, and then make screw-nut and I-shaped piece rebound under the guide effect of movable groove, adjust the height of backing roll, and then the angle that the steel band coiled up the steel band when adjusting the steel band of unreeling, make the steel band of winding in the steel band roll-in sheet outside be in the state of tightening all the time, and then along with the in-process of the reduction of book footpath when unreeling, make tension keep invariable basically.

(2) This convenient adjustable steel band of tension unreels machine, through setting up the tight mechanism that props, can take place to become flexible at the steel band, rotate the regulation swivel nut, screw-thread fit through regulation swivel nut and trapezoidal thread groove, make and adjust the swivel nut and move along the installation axostylus axostyle right, it drives the left side through the bearing and displaces piece synchronous motion to adjust the swivel nut, meshing transmission through linkage gear and linkage rack, make two displace piece relative movement, the linkage hinge bar drives the steel band roll plate and moves to the direction of keeping away from the installation axostylus axostyle, make the winding at the steel band roll plate outside tighten, be convenient for make tension keep invariable unreeling the in-process.

Drawings

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

FIG. 2 is an exploded perspective view of the tightening mechanism of the present invention;

FIG. 3 is a top cross-sectional view of the present invention;

fig. 4 is an enlarged view of the structure at a in fig. 3 according to the present invention.

In the figure: 1. a frame; 2. an unwinding motor; 3. installing a shaft lever; 4. rolling a steel strip plate; 5. a tightening mechanism; 501. displacing the blocks; 502. a linkage hinge rod; 503. a linkage rack; 504. a linkage gear; 505. a guide groove; 506. a trapezoidal thread groove; 507. a bearing; 508. adjusting a threaded sleeve; 6. an assembly frame; 7. a height adjusting mechanism; 701. a servo motor; 702. a threaded lead screw; 703. a feed screw nut; 704. a shaping block; 705. a movable groove; 706. and (4) supporting the roller.

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.

Referring to fig. 1-4, the utility model provides a steel strip unreeling machine with conveniently adjustable tension, comprising a frame 1, an assembly frame 6 is arranged on the outer side wall of the frame 1, an elevation mechanism 7 is arranged on the upper surface of the assembly frame 6, the elevation mechanism 7 comprises two servo motors 701, the two servo motors 701 are arranged in bilateral symmetry, the two servo motors 701 are both fixedly arranged on the bottom surface in the assembly frame 6, the upper end of a motor shaft of the servo motor 701 is fixedly connected with a threaded lead screw 702, a lead screw nut 703 is sleeved on the outer side of the threaded lead screw 702, an i-shaped block 704 is fixedly connected on the outer side wall of the lead screw nut 703, a movable groove 705 is arranged on the side wall of the assembly frame 6, the i-shaped block 704 is slidably connected with the inner side wall of the movable groove 705, a support roller 706 is rotatably connected between the inner side walls of the two i-shaped blocks 704 in an up-down symmetry manner, an installation shaft lever 3 is rotatably connected on the outer side wall of the frame 1, a steel strip roll plate 4 is arranged on the outer side of the installation shaft lever 3, the outer side wall of the mounting shaft lever 3 is provided with a tightening mechanism 5.

In this embodiment, preferably, the tightening mechanism 5 includes two displacement blocks 501, and the displacement blocks 501 are arranged in bilateral symmetry, the two displacement blocks 501 are all sleeved outside the mounting shaft rod 3, the inner side wall of the displacement block 501 is fixedly connected with linkage racks 503 in a front-back symmetrical manner, the outer side wall of the mounting shaft rod 3 is connected with a linkage gear 504 in a front-back symmetrical manner, the linkage gear 504 is located between the upper and lower linkage racks 503, the linkage gear 504 is engaged with the linkage racks 503, when the left displacement block 501 moves rightwards, the right displacement block 501 is driven to move leftwards synchronously through the engagement transmission of the linkage gear 504 and the linkage racks 503, the two displacement blocks 501 move relatively, and similarly, when the left displacement block 501 moves leftwards, the two displacement blocks 501 move backwards and forwards.

In this embodiment, preferably, the surfaces of the two displacement blocks 501 are hinged with a linkage hinge rod 502, one end of the linkage hinge rod 502 close to the linkage gear 504 is hinged with a steel strip roller plate 4, the number of the steel strip roller plates 4 is four, and the four steel strip roller plates 4 are distributed in a circumferential array, when the two displacement blocks 501 move relatively, the linkage hinge rod 502 drives the steel strip roller plate 4 to move in a direction away from the installation shaft lever 3, and when the two displacement blocks 501 move back to back, the linkage hinge rod 502 drives the steel strip roller plate 4 to move in a direction close to the installation shaft lever 3.

In this embodiment, preferably, guide way 505 has been seted up to the lateral wall of installation axostylus axostyle 3, displaces the inside wall fixedly connected with slider of piece 501, and the slider is located the inside of guide way 505, through setting up guide way 505 and slider, can prevent to displace piece 501 and rotate in the installation axostylus axostyle 3 outside, and then when installation axostylus axostyle 3 rotated, drive and displace piece 501 synchronous rotation.

In this embodiment, preferably, the left side wall of the left side displacement block 501 is fixedly connected with a bearing 507, the outer side wall of the inner ring of the bearing 507 is fixedly connected with an adjusting threaded sleeve 508, a trapezoidal threaded groove 506 is formed in the position, close to the left end, of the outer side wall of the mounting shaft lever 3, the adjusting threaded sleeve 508 is sleeved outside the trapezoidal threaded groove 506, when the adjusting threaded sleeve 508 is rotated, the adjusting threaded sleeve 508 is moved left and right along the outer side of the mounting shaft lever 3 through threaded engagement of the adjusting threaded sleeve 508 and the trapezoidal threaded groove 506, and the adjusting threaded sleeve 508 drives the left side displacement block 501 to move synchronously through the bearing 507.

In this embodiment, preferably, the tooth's socket has been seted up to the lateral wall of adjusting swivel nut 508, and the tooth's socket has seted up a plurality of, and a plurality of tooth's socket is circumference array and distributes, through setting up the tooth's socket, can improve the roughness of adjusting swivel nut 508, and then be convenient for operating personnel hold adjust swivel nut 508 or rotate with the help of the instrument and adjust swivel nut 508, avoid taking place to skid at the rotation in-process.

In this embodiment, preferably, the bottom surface fixed mounting in the frame 1 has the unwinding motor 2, and the left end of the motor shaft of the unwinding motor 2 runs through the side wall of the frame 1 and is fixedly connected with the mounting shaft lever 3, and after the unwinding motor 2 is started, the motor shaft drives the mounting shaft lever 3 to rotate.

The working principle and the using process of the utility model are as follows: when the device is used, one end of a steel belt wound on the outer side of a steel belt roller plate 4 passes through between two supporting rollers 706, the steel belt is pulled to the rear part of an assembly frame 6, a servo motor 701 is started, a motor shaft drives a threaded screw rod 702 to rotate, a screw nut 703 and an I-shaped block 704 are enabled to move upwards under the guiding effect of a movable groove 705, the height of the supporting rollers 706 is further adjusted, the angle of the steel belt which is discharged by the steel belt is adjusted when the steel belt is unreeled is further adjusted, the steel belt wound on the outer side of the steel belt roller plate 4 is tightened, the tension is kept basically constant in the process of reducing the coil diameter during unreeling, if the steel belt wound on the outer side of the steel belt roller plate 4 is loosened before unreeling, an operator holds an adjusting screw sleeve 508 by hand or rotates the adjusting screw sleeve 508 by means of a tool, the adjusting screw sleeve 508 is enabled to move rightwards along an installation shaft lever 3 by the threaded matching of the adjusting screw sleeve 508 and a trapezoidal thread groove 506, the adjusting screw sleeve 508 drives the left side displacement block 501 to move synchronously through the bearing 507, when the left side displacement block 501 moves rightwards, the right side displacement block 501 is driven to move leftwards synchronously through the meshing transmission of the linkage gear 504 and the linkage rack 503, the two displacement blocks 501 move relatively, the linkage hinge rod 502 drives the steel strip roller plate 4 to move towards the direction far away from the mounting shaft rod 3, so that the steel strip wound on the outer side of the steel strip roller plate 4 is tightened, and the tension is kept constant in the unwinding process.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel band machine of unreeling of convenient adjustable formula of tension, includes frame (1), its characterized in that: the outer side wall of the rack (1) is provided with an assembly frame (6), the upper surface of the assembly frame (6) is provided with a heightening mechanism (7), the heightening mechanism (7) comprises servo motors (701), the servo motors (701) are bilaterally and symmetrically arranged, the two servo motors (701) are fixedly arranged on the bottom surface of the assembly frame (6), the upper end of a motor shaft of each servo motor (701) is fixedly connected with a threaded lead screw (702), the outer side of the threaded lead screw (702) is sleeved with a lead screw nut (703), the outer side wall of the lead screw nut (703) is fixedly connected with a tooling block (704), the side wall of the assembly frame (6) is provided with a movable groove (705), the tooling block (704) is slidably connected with the inner side wall of the movable groove (705), and the inner side walls of the two tooling blocks (704) are vertically and symmetrically and rotatably connected with supporting rollers (706), the outer side wall of the rack (1) is rotatably connected with a mounting shaft lever (3), a steel belt roller plate (4) is arranged on the outer side of the mounting shaft lever (3), and a tensioning mechanism (5) is arranged on the outer side wall of the mounting shaft lever (3).

2. The steel strip unreeling machine with conveniently adjustable tension as claimed in claim 1, characterized in that: prop tight mechanism (5) including moving block (501), and move block (501) bilateral symmetry and be equipped with two, two move block (501) and all establish the outside at installation axostylus axostyle (3), move symmetrical fixedly connected with linkage rack (503) around the inside wall of block (501), the lateral wall front and back symmetry of installation axostylus axostyle (3) is rotated and is connected with linkage gear (504), and linkage gear (504) are located between two upper and lower linkage racks (503), and linkage gear (504) and linkage rack (503) meshing.

3. The steel strip unreeling machine with conveniently adjustable tension as claimed in claim 2, characterized in that: the surface of each of the two displacement blocks (501) is hinged with a linkage hinge rod (502), one end, close to the linkage gear (504), of each linkage hinge rod (502) is hinged with a steel strip roller plate (4), the number of the steel strip roller plates (4) is four, and the four steel strip roller plates (4) are distributed in a circumferential array mode.

4. The steel strip unreeling machine with conveniently adjustable tension as claimed in claim 2, characterized in that: the outer side wall of the mounting shaft lever (3) is provided with a guide groove (505), the inner side wall of the displacement block (501) is fixedly connected with a sliding block, and the sliding block is located inside the guide groove (505).

5. The steel strip unreeling machine with conveniently adjustable tension as claimed in claim 2, characterized in that: the left side is moved the left side wall fixedly connected with bearing (507) of piece (501), and the lateral wall fixedly connected with of bearing (507) inner ring adjusts swivel nut (508), trapezoidal thread groove (506) have been seted up to the position that the installation axostylus axostyle (3) lateral wall is close to the left end, adjust swivel nut (508) cover and establish the outside at trapezoidal thread groove (506).

6. The steel strip unreeling machine with conveniently adjustable tension as claimed in claim 5, characterized in that: tooth sockets are formed in the outer side wall of the adjusting screw sleeve (508), a plurality of tooth sockets are formed in each tooth socket, and the tooth sockets are distributed in a circumferential array mode.

7. The steel strip unreeling machine with conveniently adjustable tension as claimed in claim 1, characterized in that: the unwinding motor (2) is fixedly mounted on the bottom surface in the rack (1), and the left end of a motor shaft of the unwinding motor (2) penetrates through the side wall of the rack (1) and is fixedly connected with the mounting shaft lever (3).