CN217141728U

CN217141728U - Special trolley for replacing rolling mill step pad

Info

Publication number: CN217141728U
Application number: CN202220893438.7U
Authority: CN
Inventors: 彭静; 杨俊益; 田伟峰; 岳跃文; 周巍巍; 苏永刚; 冯俊超; 赵杰锋; 李伟; 宗世韬
Original assignee: Anyang Iron and Steel Co Ltd
Current assignee: Anyang Iron and Steel Co Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-09
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a change special dolly of rolling mill ladder pad, include: the moving assembly comprises two groups of rails and two groups of bases capable of moving on the rails; the lifting assembly comprises crowbars and supporting plates connected with the crowbars, and the supporting plates are vertically arranged on the upper end surfaces of the two groups of bases. A change special dolly of rolling mill ladder pad, base through setting up, the track, the crowbar, a supporting plate, support piece, wire rope, hook piece and runner, the backup pad passes through the runner and support piece connects, thereby with the crowbar, the dolly is assembled into to backup pad and base, wire rope and hook piece cooperation are used, can hang the crowbar with the ladder pad fast, the convenience is filled up to the ladder and is lifted, cooperation base and gyro wheel, make the base remove on the track, thereby can fill up to the ladder and remove, whole device assembly is simple, the simple operation, maintenance operation time has effectively been shortened, staff's intensity of labour has been alleviateed.

Description

Special trolley for replacing rolling mill step pad

Technical Field

The utility model relates to a steel rolling machinery technical field, in particular to change special dolly of rolling mill ladder pad.

Background

In the steel rolling production process, the levelness and the pass line elevation of roll play crucial effect to the steel rolling, and the ladder pad is the key elevation equipment of installing in the rolling mill backing roll below, distributes under the backing roll bearing frame, and the intimate contact is from defending the piece, according to rolling mill equipment ability variation in size, is bearing 10000 and is becoming full of power 20000KN rolling force. The transmission side and the operation side of the rolling mill are respectively provided with the same number of step pads with different thicknesses, and the step pads with corresponding thicknesses are reasonably selected and used according to different diameters of working rolls during roll changing operation to adjust the elevation of a rolling line.

The step pad is positioned at the bottom of the mill housing, is influenced by conditions such as humidity, rolling force impact and the like, has a certain service life cycle and needs to be periodically checked and replaced. The replacement of the rolling mill step pad during maintenance is a time-consuming, labor-consuming and dangerous work. The weight of the step pad varies from 70kg to 300kg and typically requires 4 to 8 persons to lift. Although the moving distance is only about 5 meters, the working environment is poor, the illumination is insufficient, the surroundings are full of oil stains, two sides of the working place are ditches, and reliable protective measures are not provided. When the ladder pad is changed by a ladder pad changing person, all energy is on the lifting ladder pad, the movement is very slow, and the ladder pad is easy to be injured due to treading or stepping empty.

Therefore, the replacement of the step pad needs a simple, reliable and labor-saving auxiliary tool to complete the lifting and moving of the step pad, so as to save the replacement time and prevent dangerous accidents.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a special trolley for replacing rolling mill step pads, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a special trolley for replacing rolling mill step pads, comprising:

the moving assembly comprises two groups of rails and two groups of bases capable of moving on the rails;

the lifting assembly comprises crowbars and supporting plates connected with the crowbars, and the supporting plates are vertically arranged at the top ends of the two groups of bases;

one end of the crowbar is detachably connected with a steel wire rope;

two sets of supporting pieces are arranged on the crowbar, and the supporting plate is connected with the crowbar through the supporting pieces.

The moving assembly is capable of moving the step pad to the appropriate position.

The lifting assembly is capable of lifting the step pad.

Preferably, the shape of base sets up to "U" style of calligraphy for prevent from the track landing, the inside of base is provided with two sets of gyro wheels, and two sets of gyro wheels symmetry sets up on the base.

Preferably, the idler wheel is provided with a rotating rod connected with the base, and the two groups of bases are symmetrically arranged on the supporting plate.

Preferably, hook members are arranged at two ends of the crowbar and lift the step pads through steel wire ropes.

Preferably, two sets of support piece all symmetry sets up the lower terminal surface at the jimmy, and has seted up the spacing groove on the support piece for the spacing connection of backup pad and jimmy.

Preferably, the supporting plate is triangular, a groove is formed in the upper end of the supporting plate, and a rotating wheel corresponding to the supporting piece is arranged in the groove.

Preferably, the support member is welded to a lower end surface of the crowbar.

Preferably, the support plate and the base are detachably connected.

Compared with the prior art, the utility model discloses following beneficial effect has:

through the base that sets up, a rail, the crowbar, a supporting plate, support piece, wire rope, hook piece and runner, the backup pad passes through the runner and support piece connects, thereby with the crowbar, backup pad and base assembly become the dolly, wire rope and hook piece cooperation are used, can hang the crowbar with the ladder pad fast, conveniently carry out the lifting to the ladder pad, cooperation base and gyro wheel, make the base remove on the track, thereby can remove the ladder pad, whole device assembly is simple, the simple operation, the overhaul activity duration has effectively been shortened, staff's intensity of labour has been alleviateed, and material cost is low, can follow on-the-spot material collection, manual operation has been alleviateed, the risk is reduced, safety factor has been improved.

Drawings

FIG. 1 is an overall structure diagram of a special trolley for replacing a rolling mill step pad of the present invention;

FIG. 2 is an enlarged view of the structure A in FIG. 1 of the special cart for replacing the rolling mill step pad of the present invention;

FIG. 3 is a partial structure view of the assembly of the cart in the special cart for replacing the rolling mill step pad of the present invention;

FIG. 4 is a partial structure view of the base of the special cart for replacing the rolling mill step pad of the present invention;

FIG. 5 is a partial structure view of a crowbar in the special trolley for replacing the rolling mill step pad of the present invention;

FIG. 6 is a partial structure diagram of the special trolley for replacing the rolling mill step pad of the present invention;

FIG. 7 is a partial structure view of a trolley lifting step pad in a special trolley for replacing a rolling mill step pad of the present invention;

FIG. 8 is a partial structure view of a trolley moving step pad in the special trolley for replacing the step pad of the rolling mill of the present invention;

fig. 9 is a partial structure view of the special cart for replacing rolling mill step pads of the present invention.

In the figure: 1. a track; 2. a base; 3. a crowbar; 4. a support plate; 5. a step pad; 6. a wire rope; 7. a support member; 8. a roller; 9. rotating the rod; 10. a hook member; 11. a rotating wheel.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-9, a special trolley for replacing rolling mill step pads comprises: a lifting assembly that lifts the step pad 5 and a moving assembly that moves the step pad 5; the moving assembly comprises two groups of tracks 1 and two groups of bases 2 which can move on the tracks 1; the lifting assembly comprises crowbars 3 and support plates 4 connected with the crowbars 3, and the support plates 4 are vertically arranged at the top ends of the two groups of bases 2; one end of the crowbar 3 is detachably connected with a steel wire rope 6; two sets of supporting pieces 7 are arranged on the crowbar 3, and the supporting plate 4 is connected with the crowbar 3 through the supporting pieces 7.

As shown in fig. 6 of the specification, reference numeral 5 is a step pad which is placed between the two sets of rails 1 when the special trolley is used.

The shape of base 2 sets up to "U" style of calligraphy for prevent from 1 landing of track, the inside of base 2 is provided with two sets of gyro wheels 8, and two sets of gyro wheels 8 symmetry sets up on base 2.

The idler wheels 8 are provided with rotating rods 9 connected with the bases 2, and the two groups of bases 2 are symmetrically arranged on the supporting plate 4.

Both ends of crowbar 3 all are provided with hook member 10, and hook member 10 passes through wire rope 6 lifting ladder pad.

Two sets of support piece 7 equal symmetry sets up the lower terminal surface at crowbar 3, and has seted up the spacing groove on support piece 7 for the spacing connection of backup pad 4 and crowbar 3.

The supporting plate 4 is triangular, the upper end of the supporting plate 4 is provided with a groove, and the groove is internally provided with a rotating wheel 11 corresponding to the supporting piece 7.

The support 7 is welded to the lower end surface of the crowbar 3.

The supporting plate 4 and the base 2 are detachably connected.

Adjusting a lifting assembly and a moving assembly, sending a step pad 5 and a trolley part into a working place, placing the step pad 5 on the south side of the working place and assembling the trolley, fixing a support plate 4 and a base 2, installing the base 2 on a track 1, connecting a crowbar 3 with the support plate 4, connecting the step pad 5 with the crowbar 3 by a steel wire rope 6, applying force to the crowbar 3, lifting the step pad 5 by a lever principle, moving the trolley, moving the step pad 5 to the middle part of the working place, putting down the step pad 5, connecting the steel wire rope 6 on the crowbar 3, moving the trolley to the south side of the step pad 5, replacing a support 7, linking the crowbar 3 with the step pad 5 by the steel wire rope 6, lifting the step pad 5 up the step pad 5, moving the trolley, sending the step pad 5 to an installation place and installing, taking down the steel wire rope 6, detaching the trolley, and returning to the storage place.

Through the base 2 that sets up, track 1, crowbar 3, backup pad 4, support piece 7, wire rope 6, hook piece 10 and runner 11, backup pad 4 passes through runner 11 and support piece 7 and connects, thereby with crowbar 3, backup pad 4 and base 2 assemble into the dolly, wire rope 6 and hook piece 10 cooperate the use, can hang crowbar 3 with ladder pad 5 fast, the convenience is gone up to ladder pad 5, cooperation base 2 and gyro wheel 8, make base 2 remove on track 1, thereby can remove ladder pad 5, whole device assembly is simple, the operation is convenient, the overhaul operation time has effectively been shortened, staff's intensity of labour has been alleviateed, and material cost is low, can follow on-the-spot material drawing, manual operation has been alleviateed, the risk has been reduced, safety factor has been improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention 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 special dolly of change rolling mill ladder pad which characterized in that includes:

the moving assembly comprises two groups of tracks (1) and two groups of bases (2) which can move on the tracks (1);

the lifting assembly comprises crowbars (3) and supporting plates (4) connected with the crowbars (3), and the supporting plates (4) are vertically arranged at the top ends of the two groups of bases (2);

wherein one end of the crowbar (3) is detachably connected with a steel wire rope (6);

two sets of supporting pieces (7) are arranged on the crowbar (3), and the supporting plate (4) is connected with the crowbar (3) through the supporting pieces (7).

2. The special trolley for replacing the rolling mill step pad as claimed in claim 1, wherein: the shape of base (2) sets up to "U" style of calligraphy for prevent from track (1) landing, the inside of base (2) is provided with two sets of gyro wheels (8), and two sets of gyro wheels (8) symmetry set up on base (2).

3. The special trolley for replacing the rolling mill step pad as claimed in claim 2, wherein: the idler wheel (8) is provided with a rotating rod (9) connected with the base (2), and the two groups of base (2) are symmetrically arranged on the supporting plate (4).

4. The special trolley for replacing the rolling mill step pad as claimed in claim 1, wherein: both ends of crowbar (3) all are provided with hook spare (10), hook spare (10) pass through wire rope (6) lifting ladder pad.

5. The special trolley for replacing the rolling mill step pad as claimed in claim 1, wherein: two sets of support piece (7) are the symmetry setting in the lower terminal surface of crowbar (3), and have seted up the spacing groove on support piece (7) for the spacing connection of backup pad (4) and crowbar (3).

6. The special trolley for replacing the rolling mill step pad as claimed in claim 1, wherein: the supporting plate (4) is triangular, a groove is formed in the upper end of the supporting plate (4), and a rotating wheel (11) corresponding to the supporting piece (7) is arranged in the groove.

7. The special trolley for replacing the rolling mill step pad as claimed in claim 1, wherein: the supporting piece (7) is welded on the lower end face of the crowbar (3).

8. The special trolley for replacing the rolling mill step pad as claimed in claim 1, wherein: the supporting plate (4) is detachably connected with the base (2).