CN214827690U

CN214827690U - Friction roller type tension device for aluminum strip processing

Info

Publication number: CN214827690U
Application number: CN202023317292.1U
Authority: CN
Inventors: 石磊; 胡志达; 蔡卫江; 于海飞; 杨建军
Original assignee: Jiangsu Yawei Machine Tool Co Ltd
Current assignee: Jiangsu Yawei Machine Tool Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-23
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a friction roller-type tension device is used in aluminium strip processing, which comprises a frame, one side of frame articulates there is the compression roller hydro-cylinder, the piston rod of compression roller hydro-cylinder articulates there is the rotor plate, the rotor plate rotates with the lateral wall of frame to be connected, the fixed compression roller that is equipped with of one end of rotor plate, one side of frame is rotated and is connected with two friction rollers, two friction rollers all link to each other with the motor, one side fixedly connected with connecting plate of one of them friction roller, one side of connecting plate is fixed to be equipped with the cab apron, the fixed big swing gear that is equipped with of one end of cab apron, one side of frame is rotated and is connected with the little swing gear with big swing gear engaged with, the beneficial effects of the utility model are that: the speed difference of the aluminum strip after longitudinal cutting can be compensated, the coiling tension and taper control can be realized, and the good surface processing quality of the strip is ensured, so that the production efficiency and the yield can be improved; the surface scratch caused by sliding between the aluminum strip and the rubber-covered roller ring can be avoided.

Description

Friction roller type tension device for aluminum strip processing

Technical Field

The utility model relates to a tension device, in particular to friction roller type tension device is used in aluminium strip processing belongs to aluminium strip processing technology field.

Background

In an aluminum strip slitting machine set, the slit strip needs to be coiled under a certain tension to obtain a neat and compact coil. The tape is usually tensioned by a tensioning device to complete the winding. Due to the convexity in the aluminum strip rolling process, the linear velocity of each strip is inconsistent when the strips after longitudinal cutting are coiled; more importantly, for thin aluminum strip processing, the coiling tension needs to be controlled by taper (the coiling tension is gradually reduced along with the increase of the coiling diameter, and the speed difference between a tension device and a coiling machine is changed) so as to prevent the inner layer of the strip material from being pressed too much and generating plastic deformation. The traditional felt type and belt type tension devices cannot meet the requirement on taper control, the surface of an aluminum strip is easily scratched, and the coiling speed is limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aluminium strip processing is with friction roller formula tension device to the linear velocity of every strip of proposing in solving above-mentioned background art is all inconsistent, and the speed difference between tension device and the coiling machine changes thereupon) so as to prevent that the strip inlayer pressurized is too big and take place plastic deformation's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a friction roller type tension device for processing an aluminum strip comprises a rack, wherein a compression roller oil cylinder is hinged to one side of the rack, a piston rod of the compression roller oil cylinder is hinged to a rotating plate, the rotating plate is rotatably connected with the side wall of the rack, a compression roller is fixedly arranged at one end of the rotating plate, two friction rollers are rotatably connected to one side of the rack, the two friction rollers are both connected with a motor, a connecting plate is fixedly connected to one side of one friction roller, a transition plate is fixedly arranged at one side of the connecting plate, a large swing gear is fixedly arranged at one end of the transition plate, a small swing gear meshed with the large swing gear is rotatably connected to one side of the rack, the small swing gear is driven by a hydraulic motor, a linear guide rail is fixedly arranged at the top end of the rack, a moving seat is fixedly mounted on a sliding block of the linear guide rail, and a steering roller is fixedly arranged at one end of the moving seat, the bottom end of the moving seat is hinged with a piston rod of a moving oil cylinder, and one end of the moving oil cylinder is hinged with one side of the rack.

As an optimal technical scheme of the utility model, two the friction roller all includes main shaft, shaft coupling, rotary joint, piston seat, piston, reset spring, connecting pin, outer ring gear, friction disc, rolling element, divider ring, rubber covered roller circle and trachea, two the inside of main shaft all is equipped with air duct, two the transmission shaft fixed connection of shaft coupling and motor is all passed through to the one end of main shaft, two the other end of main shaft is the fixed rotary joint that is equipped with, two the bottom of the main shaft other end all is equipped with the piston seat, two one side of piston seat all has a piston, two through reset spring elastic connection the outside of main shaft is equipped with rubber covered roller circle, has inlayed the friction disc between each rubber covered roller circle, and its inner circle is the internal tooth profile structure, cooperatees with outer ring gear, and outer ring gear and main shaft pass through the connecting pin and be connected.

As an optimized technical scheme of the utility model, it has the rolling element to fill between rubber coating roller circle and the main shaft to separate with the spacer ring.

As an optimized technical scheme of the utility model, one side of frame is fixed and is equipped with the stopper.

As an optimized technical scheme of the utility model, a fixed guide roll that is equipped with of one side of frame.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a friction roller type tension device for aluminum strip processing, which can compensate the strip speed difference after the aluminum strip is longitudinally cut, realize the coiling tension taper control and ensure the good strip surface processing quality, thereby improving the production efficiency and the yield; the surface scratch caused by sliding between the aluminum strip and the rubber-covered roller ring can be avoided.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the friction roller of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention.

In the figure: 1. a frame; 2. a guide roller; 3. a compression roller oil cylinder; 4. a rotating plate; 5. a compression roller; 6. a rubbing roller; 61. a main shaft; 62. a coupling; 63. a rotary joint; 64. a piston seat; 65. a return spring; 66. a piston; 67. a connecting pin; 68. an outer ring gear; 69. a friction plate; 610. a rolling body; 611. a separating ring; 612. wrapping a roller ring; 613. an air tube; 7. a limiting block; 8. a connecting plate; 9. a large oscillating gear; 10. a small oscillating gear; 11. a transition plate; 12. a linear guide rail; 13. a movable seat; 14. a turning roll; 15. and moving the oil cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a friction roller type tension device for aluminum strip processing, which comprises a frame 1, a compression roller cylinder 3 is hinged on one side of the frame 1, a rotating plate 4 is hinged on a piston rod of the compression roller cylinder 3, the rotating plate 4 is rotatably connected with the side wall of the frame 1, a compression roller 5 is fixedly arranged at one end of the rotating plate 4, two friction rollers 6 are rotatably connected with one side of the frame 1, the two friction rollers 6 are both connected with a motor, a connecting plate 8 is fixedly connected with one side of one of the friction rollers 6, a transition plate 11 is fixedly arranged at one side of the connecting plate 8, a large swing gear 9 is fixedly arranged at one end of the transition plate 11, a small swing gear 10 meshed with the large swing gear 9 is rotatably connected with one side of the frame 1, the small swing gear 10 is driven by a hydraulic motor, a linear guide rail 12 is fixedly arranged at the top end of the frame 1, a moving seat 13 is fixedly arranged on a slide block of the linear guide rail 12, one end of the moving seat 13 is fixedly provided with a steering roller 14, the bottom end of the moving seat 13 is hinged with a piston rod of a moving oil cylinder 15, and one end of the moving oil cylinder 15 is hinged with one side of the frame 1.

Preferably, the two friction rollers 6 each include a spindle 61, a coupling 62, a rotary joint 63, a piston seat 64, a piston 66, a return spring 65, a connecting pin 67, an outer ring gear 68, a friction plate 69, a rolling body 610, a separating ring 611, a rubber-covered roller ring 612 and an air pipe 613, air passages are provided inside the two spindles 61, one ends of the two spindles 61 are fixedly connected with a transmission shaft of a motor through the coupling 62, the other ends of the two spindles 61 are fixedly provided with the rotary joint 63, the bottom of the other ends of the two spindles 61 are provided with the piston seats 64, one sides of the two piston seats 64 are elastically connected with the pistons 66 through the return spring 65, the rubber-covered roller ring 612 is provided outside the two spindles 61, the friction plate 69 is embedded between the rubber-covered roller rings 612, the inner ring of the friction plate 69 is in an internal tooth shape and is matched with the outer ring gear 68, the outer ring gear 68 is connected with the spindles 61 through the connecting pin 67, the rotary joint 63 is filled with compressed air to drive the pistons 66 to tightly press the rubber-covered roller rings 612 and the friction plate 69, when the strip is ideally not convex, the speed of each strip is equal, the friction force Ff between the rubber covered roller ring 612 and the friction plate 69 is equal to the friction force Fr between the strip and the roller surface, that is: ff = Fr; when there is a convexity, in which a certain strip speed becomes high, the tension becomes high, i.e.: if Ff is less than Fr, the rubber coating roller ring 612 and the friction plate 69 slide relatively to make up for the speed difference of the strip, and the relative sliding occurs between the rubber coating roller ring 612 and the friction plate 69, so that the surface is prevented from being scratched due to the sliding between the aluminum strip and the rubber coating roller ring 612; the rolling bodies 610 are filled between the rubber-covered roller ring 612 and the main shaft 61 and are separated by the separating ring 611, so that the rubber-covered roller ring 612 can move axially and circumferentially relative to the main shaft 61; a limiting block 7 is fixedly arranged on one side of the frame 1 and plays a limiting role in limiting the position of the transition plate 11; a guide roller 2 is fixedly arranged on one side of the frame 1 and plays a role in guiding the aluminum strip to enter the tension device.

When the friction roller type tension device is used in the aluminum strip processing, the aluminum strip enters the tension device through the guide roller 2, the rotating plate 4 is driven to rotate through the contraction of the piston rod of the compression roller oil cylinder 3 in the strip threading stage, the compression roller 5 is lifted, the steering roller 14 is moved to the rightmost end through the contraction of the piston rod of the moving oil cylinder 15, the friction roller 6 at the bottom and the transition plate 11 are driven to lift through the motor, and the strip passes through the coiling machine smoothly until the strip threading operation is completed; when the device normally operates, a piston rod of a press roller oil cylinder 3 extends to press down a press roller 5, a motor drives a friction roller 6 and a transition plate 11 at the bottom to fall to a lower limiting block 7, compressed air is introduced into the two friction rollers 6 to tightly press a rubber coating roller ring 612 and a friction plate 69, a moving oil cylinder 15 drives a steering roller 14 to move leftwards to the friction roller 6 and fix the friction roller 6, a strip passes through an omega roller set, inlet tension is gradually amplified according to the Euler effect, and the tension at the steering roller 14 meets the requirement of the required tension for coiling; during coiling, the braking motor is adjusted in real time through electric closed-loop control, the rotating speed of the two friction rollers 6 is controlled, the coiling tension and taper control is realized, compressed air is introduced from the rotary joint 63 to drive the piston 66 to press the rubber coating roller ring 612 and the friction plate 69 to be relatively static, when an ideal belt material has no convexity, the speeds of the belt materials are equal, the friction force Ff between the rubber coating roller ring 612 and the friction plate 69 is equal to the friction force Fr between the belt material and the roller surface, namely: ff = Fr; when there is a convexity, in which a certain strip speed becomes high, the tension becomes high, i.e.: ff < Fr, the rubber-covered roller ring 612 and the friction plate 69 slide relatively at the moment to make up for the speed difference of the strip, and the relative sliding occurs between the rubber-covered roller ring 612 and the friction plate 69, so that the surface is prevented from being scratched due to the sliding between the aluminum strip and the rubber-covered roller ring 612.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The friction roller type tension device for processing the aluminum strip comprises a rack (1) and is characterized in that one side of the rack (1) is hinged with a compression roller oil cylinder (3), a piston rod of the compression roller oil cylinder (3) is hinged with a rotating plate (4), the rotating plate (4) is rotatably connected with the side wall of the rack (1), one end of the rotating plate (4) is fixedly provided with a compression roller (5), one side of the rack (1) is rotatably connected with two friction rollers (6), the two friction rollers (6) are both connected with a motor, one side of one friction roller (6) is fixedly connected with a connecting plate (8), one side of the connecting plate (8) is fixedly provided with a transition plate (11), one end of the transition plate (11) is fixedly provided with a large swing gear (9), one side of the rack (1) is rotatably connected with a small swing gear (10) meshed with the large swing gear (9), little swing gear (10) are through hydraulic motor drive, the fixed linear guide (12) that are equipped with in top of frame (1), the slider fixed mounting of linear guide (12) has removal seat (13), the fixed steering roll (14) that are equipped with of one end that remove seat (13), the bottom of removing seat (13) is articulated with the piston rod that removes hydro-cylinder (15), the one end of removing hydro-cylinder (15) with one side of frame (1) is articulated.

2. The friction roller type tension device for processing aluminum strip as set forth in claim 1, wherein: the two friction rollers (6) respectively comprise a main shaft (61), a coupler (62), rotary joints (63), piston seats (64), pistons (66), a return spring (65), a connecting pin (67), an outer gear ring (68), friction plates (69), rolling bodies (610), separating rings (611), rubber-covered roller rings (612) and air pipes (613), air channels are respectively arranged inside the two main shafts (61), one ends of the two main shafts (61) are respectively and fixedly connected with a transmission shaft of a motor through the coupler (62), the other ends of the two main shafts (61) are respectively and fixedly provided with the rotary joints (63), the piston seats (64) are respectively arranged at the bottoms of the other ends of the two main shafts (61), one sides of the two piston seats (64) are respectively and elastically connected with the pistons (66) through the return spring (65), the rubber-covered roller rings (612) are respectively arranged outside the two main shafts (61), friction plates (69) are embedded between the rubber-covered roller rings (612), inner rings of the rubber-covered roller rings are of internal tooth-shaped structures and are matched with the outer gear ring (68), and the outer gear ring (68) is connected with the main shaft (61) through a connecting pin (67).

3. The friction roller type tension device for processing aluminum strip as set forth in claim 2, wherein: the rolling bodies (610) are filled between the rubber-covered roller ring (612) and the main shaft (61), and are separated by a separating ring (611).

4. The friction roller type tension device for processing aluminum strip as set forth in claim 1, wherein: a limiting block (7) is fixedly arranged on one side of the rack (1).

5. The friction roller type tension device for processing aluminum strip as set forth in claim 1, wherein: and a guide roller (2) is fixedly arranged on one side of the frame (1).