CN219503448U

CN219503448U - Cast iron water cutting plate safety replacement device on outlet of finish rolling front-stage frame

Info

Publication number: CN219503448U
Application number: CN202320169906.0U
Authority: CN
Inventors: 钱俊燃; 冯庆臻; 张林超; 谭跃; 何向忠; 李文泽; 刘超; 侯梦强; 李斌
Original assignee: Rizhao Steel Holding Group Co Ltd
Current assignee: Rizhao Steel Holding Group Co Ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-08-11
Anticipated expiration: 2033-02-09

Abstract

The utility model discloses a cast iron water cutting plate safety replacement device on an outlet of a finish rolling front-section frame, which belongs to the field of accessories of steel production equipment and comprises a rack, a trolley and a supporting plate; the long shafts on two sides of the rack are provided with rails; the trolley comprises an I-shaped frame, rollers are arranged at two ends of two transverse shafts of the I-shaped frame, and the rollers can move along the track; the supporting plate comprises a transverse supporting plate and a longitudinal supporting plate; the two ends of the longitudinal supporting plate are connected with the trolley, and the transverse supporting plate is connected with the middle section of the longitudinal supporting plate; the number of the longitudinal supporting plates is two. Compared with the prior art, the method has the characteristics of safety and rapidness.

Description

Cast iron water cutting plate safety replacement device on outlet of finish rolling front-stage frame

Technical Field

The utility model relates to a steel production equipment accessory, in particular to a safety device for replacing a cast iron water cutting plate on an outlet of a frame at the front section of a finish rolling line of a continuous casting and rolling line.

Background

The outlet of the finish rolling front section of the hot rolling strip rolling line rolling mill is provided with a water cutting plate device, the water cutting plate is attached to the roll surface of the working roll to play a role in retaining water in the working state, and the water cutting plate belongs to a process consumption part and needs to be replaced periodically. This go up cutting water board adopts cast iron cutting water board, and weight is about 137.5kg, because of the narrow and small space in the rolling mill, needs 4 people to cooperate the operation when changing, and current operation mode is: the water cutting plate is fixedly provided with 24 bolts, 2 bolts are reserved when the water cutting plate is dismounted, 4 people support the water cutting plate, the two remaining bolts are dismounted, and 4 people combine to transport the water cutting plate outside the rolling mill; when the water cutting plate is installed, the water cutting plate is lifted to the inside of the rolling mill by 4 resultant forces, then the water cutting plate is supported by 4 resultant forces, 1 bolt is respectively installed on two sides of the water cutting plate after the water cutting plate is aligned with the bolt holes and fastened, and then all other bolts are fastened, so that replacement is completed.

The transportation processes of disassembly, installation and inside and outside of the frame are carried by manpower, the risk of striking a safety accident by an object in the replacement process is high, and accident cases exist in the same industry. There is thus an urgent need for a safety device that reduces the risk of replacement.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides a cast iron water cutting plate safety replacement device on the outlet of a finish rolling front-stage frame, so that the purposes of disassembly, installation and manual handling are achieved in the transportation process inside and outside the frame, and the risk of object striking is avoided.

The technical scheme for solving the technical problems is as follows: the utility model provides a cast iron cuts water board safety replacement device on finish rolling anterior segment frame export which characterized in that: comprises a bench, a trolley and a supporting plate; the long shafts on two sides of the rack are provided with rails; the trolley comprises an I-shaped frame, rollers are arranged at two ends of two transverse shafts of the I-shaped frame, and the rollers can move along the track; the supporting plate comprises a transverse supporting plate and a longitudinal supporting plate; the two ends of the longitudinal supporting plate are connected with the trolley, and the transverse supporting plate is connected with the middle section of the longitudinal supporting plate; the number of the longitudinal supporting plates is two.

Further, the rack is a sliding rack.

Furthermore, two ends of the vertical supporting plate are connected with the transverse shaft of the trolley through bolts, and the transverse supporting plate is connected with the middle section of the vertical supporting plate through bolts.

Further, the rail is a chute, and the roller is embedded in the chute to slide; the two transverse shafts are connected with a traction rope,

further, the roller is a bearing roller.

Further, the number of the longitudinal supporting plates is two, each front end is hinged with a transverse shaft at the front side of the trolley, the rear end is connected with a transverse shaft at the rear side of the trolley through a telescopic oil cylinder, and the bottom of the telescopic oil cylinder is hinged with the transverse shaft at the rear side of the trolley; the front end of the rack is provided with a safety baffle.

Further, a motor is additionally arranged on the trolley I-shaped frame, and the motor drives the roller to rotate and move back and forth along the track.

Further, the middle sections of the transverse supporting plates and the longitudinal supporting plates are connected through bolts.

Further, the middle sections of the transverse supporting plates and the longitudinal supporting plates are connected through clamping groove structures.

Further, the clamping groove structure is as follows: the sliding grooves and the sliding blocks are arranged at the corresponding positions of the transverse supporting plates and the longitudinal supporting plates, and the sliding blocks slide in the sliding grooves.

Compared with the prior art, the utility model reduces the manual handling links when the water cutting plate is replaced, thereby avoiding the occurrence of object striking accidents and increasing the operation safety of staff.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the present utility model.

Fig. 2 is a schematic view of the use state of the present utility model.

Detailed Description

The utility model is further described below with reference to the drawings and the detailed description. Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the following embodiments, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

For better description, the horizontal and vertical are set according to fig. 1; the front and rear are set based on the installation direction of the water cutting plate, the left direction in fig. 2 is the front, and the right direction is the rear. It is to be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counter-clockwise," "axial," "radial," "circumferential," "end," "side," and the like are directional or positional relationships as indicated based on the drawings, merely to facilitate describing and simplifying the description of the embodiments of the present utility model, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the embodiments of the present utility model.

As shown in fig. 1 and 2, the present utility model includes a rack 1, a cart 2, and a pallet.

The rack 1 is a rectangular rack 1, and the long shafts on two sides are provided with rails 5. The rack 1 is a sliding rack 1.

The trolley 2 comprises an I-shaped frame, rollers 6 are arranged at two ends of two transverse shafts of the I-shaped frame, and the rollers 6 can move along the track 5.

The support plate comprises a transverse support plate 7 and a longitudinal support plate 3. The two ends of the longitudinal supporting plate 3 are connected with the trolley 2, and the transverse supporting plate 7 is connected with the middle section of the longitudinal supporting plate 3. The number of the vertical supporting plates 3 is two. In order to increase stability, the transverse supporting plate 7 is provided with bolt holes 4 for fixing the water cutting plate 10 to be disassembled and assembled.

Embodiment 1 is a simple scheme, two ends of the vertical supporting plate 3 are connected with the transverse shaft of the trolley 2 through bolts, and the transverse supporting plate 7 is connected with the middle section of the vertical supporting plate 3 through bolts. The track 5 is a chute, and the roller 6 is embedded in the chute to slide. The two transverse shafts are connected with a traction rope, the idler wheels 6 are bearing idler wheels 6, and the trolley 2 can be controlled to move forwards and backwards through the traction rope.

In order to reduce the manpower, the following modifications were made in example 2:

a motor is additionally arranged on the I-shaped frame, and the motor drives the roller 6 to rotate and move back and forth along the track 5.

The number of the longitudinal supporting plates 3 is two, each front end is hinged with the transverse shaft at the front side of the trolley 2, the rear end is connected with the transverse shaft at the rear side of the trolley 2 through a telescopic oil cylinder, and the bottom of the telescopic oil cylinder is hinged with the transverse shaft at the rear side of the trolley 2. The leveling and tilting of the longitudinal supporting plate 3 are realized through a telescopic oil cylinder. For safety, the front end of the rack 1 is provided with a safety baffle 8 for preventing the water cutting plate 10 from sliding out of the rack 1 along an inclined plane.

The transverse supporting plate 7 can be connected with the middle section of the longitudinal supporting plate 3 through bolts. Also can be connected through the draw-in groove structure, specifically does: the corresponding positions of the transverse supporting plate 7 and the longitudinal supporting plate 3 are provided with a sliding groove and a sliding block, the sliding block slides in the sliding groove, when the rear end of the longitudinal supporting plate 3 is lifted, the transverse supporting plate 7 slides downwards along the clamping groove structure, the inclined surface of the lower part of the front end of the water cutting plate props against the safety baffle, the height of the safety baffle is set, when the transverse supporting plate 7 slides to the lowest end, the water cutting plate 10 and the water cutting plate base 9 are overlapped, and the mounting bolt holes 4 of the two are not needed to be manually positioned. In the optimization scheme, handles are arranged at two ends of the transverse supporting plate 7, the sliding grooves are of an inverted T shape, the sliding blocks reach the bottom ends, and the transverse positions are adjusted through the handles. After the water cutting plate is installed, the bolt connection of the water cutting plate and the transverse supporting plate 7 is removed, the bench 1 is withdrawn, and the installation is completed.

When the water cutting device is disassembled, reverse operation is performed, the old water cutting plate falls into the trolley 2, the trolley 2 is pulled to a loop position, and the old water cutting plate is lifted out by using the travelling crane.

It should be noted that, in this embodiment, a technique known in the art is not described in detail.

The foregoing is merely for the purpose of describing particular embodiments of the utility model in detail and it will be apparent to those skilled in the art that various modifications can be made therein without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a cast iron cuts water board safety replacement device on finish rolling anterior segment frame export which characterized in that: comprises a bench, a trolley and a supporting plate;

the long shafts on two sides of the rack are provided with rails;

the trolley comprises an I-shaped frame, rollers are arranged at two ends of two transverse shafts of the I-shaped frame, and the rollers can move along the track;

the supporting plate comprises a transverse supporting plate and a longitudinal supporting plate; the two ends of the longitudinal supporting plate are connected with the trolley, and the transverse supporting plate is connected with the middle section of the longitudinal supporting plate; the number of the longitudinal supporting plates is two.

2. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 1, wherein: the rack is a sliding rack.

3. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 1, wherein: the two ends of the longitudinal supporting plate are connected with the transverse shaft of the trolley through bolts, and the transverse supporting plate is connected with the middle section of the longitudinal supporting plate through bolts.

4. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 3, wherein: the track is a chute, and the idler wheels are embedded in the chute to slide; the two transverse shafts are connected with the traction rope.

5. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 4, wherein: the roller is a bearing roller.

6. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 1, wherein: the two longitudinal supporting plates are arranged, each front end of the longitudinal supporting plates is hinged with a transverse shaft at the front side of the trolley, the rear end of the longitudinal supporting plates is connected with a transverse shaft at the rear side of the trolley through a telescopic oil cylinder, and the bottom of the telescopic oil cylinder is hinged with the transverse shaft at the rear side of the trolley; the front end of the rack is provided with a safety baffle.

7. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 6, wherein: and a motor is additionally arranged on the trolley I-shaped frame, and drives the roller to rotate and move back and forth along the track.

8. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 6, wherein: the middle sections of the transverse supporting plates and the longitudinal supporting plates are connected through bolts.

9. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 6, wherein: the middle sections of the transverse supporting plates and the longitudinal supporting plates are connected through clamping groove structures.

10. The apparatus for safely replacing a cast iron cutting plate on an outlet of a finish rolling front section frame according to claim 9, wherein: the clamping groove structure is as follows: the sliding grooves and the sliding blocks are arranged at the corresponding positions of the transverse supporting plates and the longitudinal supporting plates, and the sliding blocks slide in the sliding grooves.