CN210936451U

CN210936451U - Rolling device with crashproof

Info

Publication number: CN210936451U
Application number: CN201921019789.XU
Authority: CN
Inventors: 劳少炜
Original assignee: Zhejiang Haohuan New Materials Co ltd
Current assignee: Zhejiang Haohuan New Materials Co ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-07-07
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a rolling device with anticollision, which comprises a frame, wherein two first stand columns are arranged on the frame, an opening drum is rotatably connected between the two first stand columns, a bottom plate is slidably connected on the frame, two second stand columns are fixedly connected on the bottom plate, a pressing drum is rotatably connected between the two second stand columns, the rotating direction of the pressing drum is opposite to that of the opening drum, the rotating speed of the opening drum is consistent with that of the pressing drum, and the surface of the pressing drum is always laminated with the steel on the outermost surface of the opening drum; the frame is provided with a motor for driving the opening drum and the pressing drum to rotate. Because the in-process of opening a book the reel, the coil of strip diameter is constantly reducing, and a pressfitting section of thick bamboo rises gradually at the pivoted in-process and constantly reduces for the diameter of cooperation coil of strip to guaranteed that a pressfitting section of thick bamboo topmost laminates with the coil of strip lower extreme all the time, guaranteed that a pressfitting section of thick bamboo can restrict and support the swing of last round steel, guaranteed the quality on steel surface.

Description

Rolling device with crashproof

Technical Field

The utility model relates to a steel processing technology field specifically is a rolling device with crashproof.

Background

At present, rolling in multiple processes is required in the production process of steel. Rolling is a press working method in which a metal material is passed through a gap between a pair of rotating rolls, and the material is reduced in cross section and increased in length by compression of the rolls, and is the most common production method for producing steel.

Because raw materials are generally supplied in a coiled manner, the rolling process of the existing factory is to uncoil the purchased raw materials by an uncoiling roller to obtain continuous and flat steel, to coil the continuous and flat steel by a coiling roller, and to prevent a pair of rotating rollers from rolling between the uncoiling roller and the coiling roller.

At the aforesaid in-process of opening a book, raw and other materials are opened a book along with the decoiler roll constantly, when opening a book the raw and other materials of last round, the raw and other materials of last round can rotate because of the decoiler roll and stop, raw and other materials can not become the horizontality by the bending state, thereby the raw and other materials of last round can strike the conveying roller in the forefront, make to produce sunkenly on the conveying roller, it is long-lasting, make steel produce burr or unevenness when passing through the conveying roller surface like this, influence rolling effect, and then reduce the planarization on steel surface, the quality of steel has been reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rolling device with crashproof solves among the prior art middle unrolling roller and can strike the conveying roller when unreeling last round raw and other materials for produce sunkenly on the conveying roller, thereby influence steel quality's technical problem.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a rolling device with an anti-collision function comprises a rack, wherein two first stand columns are arranged on the rack, an opening drum is rotatably connected between the two first stand columns, a bottom plate is slidably connected onto the rack, two second stand columns are fixedly connected onto the bottom plate, a pressing drum is rotatably connected between the two second stand columns, the rotating direction of the pressing drum is opposite to that of the opening drum, the rotating speed of the opening drum is consistent with that of the pressing drum, and the surface of the pressing drum is always attached to steel on the outermost surface of the opening drum; and a motor for driving the opening drum and the pressing drum to rotate is arranged on the rack.

The principle of the utility model lies in: the coil of strip winding that will open a book is on opening the reel, and make the coil of strip bottommost and the laminating of the top of a pressfitting section of thick bamboo, then starter motor drives and opens reel and the rotation of a pressfitting section of thick bamboo, make the rotation direction of opening the reel opposite with the rotation direction of a pressfitting section of thick bamboo, open a book a section of thick bamboo at the in-process of relaxing the coil of strip, a pressfitting section of thick bamboo is owing to offset with the least significant end of coil of strip all the time, thereby can reduce frictional force, make opening a book that the coil of strip can be better, the steel of up to last round can be because swing by a wide margin, but because the existence of a pressfitting section of thick bamboo, a pressfitting section of thick bamboo only allows steel to be the horizontality through with the clearance of. At last, steel still is the clearance that the horizontal state passes through a pressfitting section of thick bamboo and the open winding drum under the effect of a pressfitting section of thick bamboo to the completion is opened a book the work, thereby makes steel can not bump the conveying roller and influence the quality of steel.

The utility model has the advantages that: 1. the friction generated when the steel coil is contacted can be reduced through the autorotation of the pressing cylinder, so that the quality of the surface of the steel is not influenced. 2. Because the in-process of opening a book the reel, the coil of strip diameter is constantly reducing, and a pressfitting section of thick bamboo rises gradually at the pivoted in-process and constantly reduces for the diameter of cooperation coil of strip to guaranteed that a pressfitting section of thick bamboo topmost laminates with the coil of strip lower extreme all the time, guaranteed that a pressfitting section of thick bamboo can restrict and support the swing of last round steel, guaranteed the quality on steel surface.

Further optimize, still be equipped with linear electric motor in the frame, linear electric motor control bottom plate slides in vertical direction. The linear motor ensures the vertical sliding of the bottom plate on the rack, thereby ensuring that the uppermost end of the pressing cylinder is always attached to the lowest end of the steel coil.

Preferably, the second upright is located inside the first upright. Because the length of the pressing cylinder is slightly smaller than that of the opening winding drum, the second upright post is positioned on the inner side of the first upright post.

Further preferably, the length of the unwinding cylinder is slightly larger than that of the pressing cylinder. The second upright post is positioned on the inner side of the first upright post, so that the sliding space of the linear motor is ensured.

Further preferably, the bottom plate rises by the distance of the thickness of the steel material every time the uncoiling drum rotates by one circle. Ensures that the uppermost end of the pressing cylinder is always attached to the lowest end of the steel coil, thereby ensuring that the pressing cylinder can limit and support the swing of the last circle of steel,

further optimization, the thickness of the steel is 3mm-5mm, the diameter of the opening drum is 200-300mm, the rotating speed of the opening drum and the pressing drum is 125.6-188.4mm/s, and the rotating speed of the linear motor is 0.6-1 mm/s.

Drawings

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

fig. 2 is a schematic diagram of a side view of the present invention;

reference numerals: the steel coil uncoiling device comprises a first upright post 1, an uncoiling cylinder 2, a bottom plate 3, a second upright post 4, a pressing cylinder 5, a coiling roller 6, a conveying roller 7, an upper roller 8, a lower roller 9 and a steel coil 10.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Embodiment 1 of the present invention is shown in fig. 1 and 2: a rolling device with an anti-collision function comprises a rack, wherein two first stand columns 1 are arranged on the rack, an opening drum 2 is rotatably connected between the two first stand columns 1, a bottom plate 3 is slidably connected on the rack, two second stand columns 4 are fixedly connected on the bottom plate 3, a pressing drum 5 is rotatably connected between the two second stand columns 4, the rotating direction of the pressing drum 5 is opposite to that of the opening drum 2, the rotating speed of the opening drum 2 is consistent with that of the pressing drum 5, and the surface of the pressing drum 5 is always attached to steel on the outermost surface of the opening drum 2; and a motor for driving the opening drum 2 and the pressing drum 5 to rotate is arranged on the rack.

The motor drives the opening drum 2 to rotate clockwise, the motor drives the pressing drum 5 to rotate anticlockwise, the same motor can be used, and the motor is assembled to open different sides of the opening drum 2 and the pressing drum 5.

Still be equipped with the wind-up roll 6 that is used for the rolling coil of strip and the transportation roller 7 that is used for transporting steel in the frame, be located wind-up roll 6 with it still is equipped with rolling device to open between the reel 2, rolling device includes top roll 8 and bottom roll 9.

The rack is also provided with a linear motor, and the linear motor controls the bottom plate 3 to slide in the vertical direction.

The second upright 4 is located inside the first upright 1.

The length of the unwinding roll 2 is slightly larger than that of the pressing roll 5.

And when the winding drum 2 rotates for one circle, the bottom plate 3 rises by the steel thickness.

The thickness of steel is 5mm, it is 300mm to open 2 diameters of reel, it is 188.4mm/s to open the rotational speed of reel 2 and pressfitting section of thick bamboo 5, linear electric motor's rotational speed is 1 mm/s.

The utility model discloses a concrete operating procedure as follows: the steel coil to be uncoiled is wound on the uncoiling drum 2, the bottommost end of the steel coil is attached to the topmost end of the pressing drum 5, then the motor is started to drive the open winding drum 2 and the pressing drum 5 to rotate, so that the rotating direction of the open winding drum 2 is opposite to the rotating direction of the pressing drum 5, the uncoiling drum 2 rotates clockwise, and in the process of loosening the steel coil, the pressing drum 5 always abuts against the lowest end of the steel coil and rotates anticlockwise, thereby reducing the friction force, leading the steel coil to be uncoiled better until the steel of the last circle can swing greatly due to inertia, however, due to the existence of the pressing cylinder 5, the gap between the pressing cylinder 5 and the open winding drum 2 only allows steel to pass in a horizontal state, steel which swings greatly cannot pass, the limitation of the press cylinder 5 supports the large-amplitude swing of the steel material, so that the steel material does not collide with the conveying roller. At last still be the clearance that the steel passes through a pressfitting section of thick bamboo 5 and an uncoiling section of thick bamboo 2 at the effect of a pressfitting section of thick bamboo 5 to accomplish and open a book the work, thereby make steel can not impact the conveying roller and influence the quality of steel. And (3) the uncoiled steel is transported by a continuous transport roller 7, rolled by an upper roller 8 and a lower roller 9 to form steel with the required thickness, and finally coiled by a coiling roller 6 to form a product.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a rolling device with crashproof, includes the frame, be equipped with two first stands in the frame, two rotate between the first stand and be connected with open reel, its characterized in that: the frame is connected with a bottom plate in a sliding mode, the bottom plate is fixedly connected with two second stand columns, a pressing cylinder is rotatably connected between the two second stand columns, the rotating direction of the pressing cylinder is opposite to that of the winding drum, the rotating speed of the winding drum is consistent with that of the pressing cylinder, and the surface of the pressing cylinder is always attached to the steel on the outermost surface of the winding drum; and a motor for driving the opening drum and the pressing drum to rotate is arranged on the rack.

2. The rolling device with anti-collision according to claim 1, characterized in that: the rack is also provided with a linear motor, and the linear motor controls the bottom plate to slide in the vertical direction.

3. The rolling device with anti-collision according to claim 1, characterized in that: the second upright is located inside the first upright.

4. The rolling device with anti-collision according to claim 1, characterized in that: the length of the opening drum is slightly larger than that of the pressing drum.

5. The rolling device with anti-collision according to claim 1, characterized in that: and when the uncoiling drum rotates for one circle, the bottom plate rises by the distance of the thickness of the steel.

6. A rolling device with crash protection according to claim 2, characterized in that: the thickness of the steel is 3mm-5mm, the diameter of the opening drum is 200 mm-300 mm, the rotating speed of the opening drum and the pressing drum is 125.6-188.4mm/s, and the rotating speed of the linear motor is 0.6-1 mm/s.