CN211644531U - Vertical rolling mill lifting cylinder replacing tool - Google Patents

Abstract

The utility model belongs to the technical field of steel production equipment technique and specifically relates to a vertical rolling mill promotes jar change instrument is related to, including the mobile jib, the left end of the bottom of mobile jib is equipped with first lifting hook, and the right-hand member of the bottom of mobile jib is equipped with the second lifting hook, the top of mobile jib is equipped with 1 at least third lifting hook along the axial interval, the third lifting hook is located between first lifting hook and the second lifting hook. First lifting hook is used for hanging vertical rolling mill lifting cylinder, and the second lifting hook is used for hanging wire rope, holds wire rope by the people and operates its whole, and the third lifting hook is used for connecting the driving, when changing different weight level hydro-cylinders, can directly choose for use the third lifting hook of different positions, makes that operating personnel can be more convenient operate.

Description

Vertical rolling mill lifting cylinder replacing tool

Technical Field

The utility model belongs to the technical field of steel production equipment, especially, relate to a vertical rolling mill promotes jar and changes instrument.

Background

With the development of society, people learn materials, parts and equipment more and more deeply, and the importance of equipment spot inspection, maintenance and overhaul is increasingly promoted in the manufacturing industry. On the other hand, the steel industry has been rapidly developed in recent years, and the load of rolling equipment is increasing under the double pressure of quality and yield, and the frequency of equipment maintenance is also increasing. The hydraulic device of the steel rolling equipment, namely the lifting cylinder of the vertical rolling mill, has high replacement difficulty and complex working procedures due to the influence of the installation position and the characteristics of spare parts, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the vertical rolling mill lifting cylinder is positioned at the inner side of the bracket, the structure is compact, the oil cylinder is heavy, the installation space is small, a convenient hoisting position is not needed, when no special tool is used for replacing, 5 (people) × 4 (hours) working hours are needed, the working content is extremely complicated, and the vertical rolling mill lifting cylinder is unsafe. In order to solve the technical problem, the utility model provides a vertical rolling mill promotes jar change instrument.

In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a vertical rolling mill lifting cylinder change instrument, includes the mobile jib, the left end of the bottom of mobile jib is equipped with first lifting hook, and the right-hand member of the bottom of mobile jib is equipped with the second lifting hook, the top of mobile jib is equipped with 1 at least third lifting hook along the axial interval, the third lifting hook is located between first lifting hook and the second lifting hook.

Furthermore, the number of the third lifting hooks is at least 2, and the third lifting hooks are all positioned at the left part of the main rod.

Further, the third hook has 3 hooks, which are located at 1/5, 1/4 and 1/3 of the length of the main rod.

Further, both ends of the first lifting hook are connected with the main rod, both ends of the second lifting hook are connected with the main rod, and both ends of the third lifting hook are connected with the main rod.

Furthermore, a balancing weight is connected to the second lifting hook.

First lifting hook is used for hanging vertical rolling mill lifting cylinder, and the second lifting hook is used for hanging wire rope, holds wire rope by the people and operates its whole, and the third lifting hook is used for connecting the driving, when changing different weight level hydro-cylinders, can directly choose for use the third lifting hook of different positions, makes that operating personnel can be more convenient operate.

Compared with the prior art, the utility model discloses the technological effect who gains does: the lifting hook utilizes lever principle, only needs alone can hoist the lifting cylinder, and other personnel can operate the lifting cylinder at the mounted position, and the device is simple, laborsaving.

Drawings

Fig. 1 is a schematic structural view of a vertical rolling mill lifting cylinder replacing tool in an embodiment of the present invention.

Fig. 2 is the embodiment of the utility model provides an in the embodiment working schematic diagram of vertical rolling mill lift cylinder change instrument.

The reference numbers in the figures are: 1. the vertical rolling mill lifting mechanism comprises a main rod, 2. a first lifting hook, 3. a second lifting hook, 4. a third lifting hook, 5. a balancing weight, 6. a vertical rolling mill lifting cylinder and 7. a travelling crane.

Detailed Description

The utility model discloses not confine the following embodiment to, general technical personnel in this field can adopt other multiple embodiment to implement according to the utility model discloses a, perhaps all adopt the utility model discloses a design structure and thinking do simple change or change, all fall into the utility model discloses a protection scope. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The utility model discloses a concrete embodiment is shown in figure 1, a vertical rolling mill lifting cylinder change instrument, including mobile jib 1, the left end of the bottom of mobile jib 1 is equipped with first lifting hook 2, and the right-hand member of the bottom of mobile jib 1 is equipped with second lifting hook 3, the top of mobile jib 1 is equipped with 1 at least third lifting hook 4 along the axial interval, third lifting hook 4 is located between first lifting hook 2 and the second lifting hook 3.

Specifically, the method comprises the following steps: there are 3 third hooks 4, all located to the left of the boom 1 and located at 1/5, 1/4, 1/3 of the length of the boom 1, respectively. The both ends of first lifting hook all are connected with mobile jib 1, the both ends of second lifting hook all are connected with mobile jib 1, the both ends of third lifting hook all are connected with mobile jib 1. The second lifting hook 3 is also connected with a balancing weight 5.

Referring to fig. 2, the use method of the tool for replacing the lifting cylinder of the vertical rolling mill in the embodiment includes: the third lifting hook 4 is connected with the travelling crane through a steel wire rope, and the suitable third lifting hook 4 can be selected according to the space size, so that the travelling crane pulls the main rod through the steel wire rope, and the third lifting hook 4 plays a role of a fulcrum. The first lifting hook 2 is used for hanging a lifting cylinder of the vertical rolling mill through a steel wire rope, and the second lifting hook 3 is pulled and controlled by a person through the steel wire rope. After the steel wire rope and the lifting cylinder are hung, the crane can be instructed to lift the whole height of the main rod, so that the vertical rolling mill lifting cylinder is lifted to a proper position, then a person can pull the steel wire rope to adjust the direction and the position of the main rod, and the vertical rolling mill lifting cylinder is adjusted to a specified position.

Because of utilizing the lever principle, even the dead weight of the vertical rolling mill lifting cylinder is bigger, a lot of labor can be saved when pulling the wire rope at one end, and because one side of the tool is operated by the personnel all the time, the vertical rolling mill lifting cylinder which is hung at the other end is controlled by adjusting the direction of the tool and the height of the other end, so that the vertical rolling mill lifting cylinder is very simple and easy to control. Compared with the traditional method, the method for replacing the lifting cylinder by using the tool saves a large amount of time and labor, and better solves the problem.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.

Claims (4)

1. The utility model provides a vertical rolling mill lifting cylinder change instrument which characterized in that: including mobile jib (1), the left end of the bottom of mobile jib (1) is equipped with first lifting hook (2) that are used for hanging vertical rolling mill lifting cylinder (6), and the right-hand member of the bottom of mobile jib (1) is equipped with second lifting hook (3), the top of mobile jib (1) is equipped with 1 at least third lifting hook (4) along axial interval, third lifting hook (4) are located between first lifting hook (2) and second lifting hook (3) and third lifting hook (4) are located the left part of mobile jib (1), still be connected with balancing weight (5) on second lifting hook (3).

2. The vertical mill lift cylinder replacement tool of claim 1, wherein: the number of the third lifting hooks (4) is at least 2.

3. The vertical mill lift cylinder replacement tool of claim 2, wherein: the number of the third hooks (4) is 3, and the third hooks are respectively positioned at 1/5, 1/4 and 1/3 of the length of the main rod (1).

4. The vertical mill lift cylinder replacement tool of claim 1, wherein: the both ends of first lifting hook all are connected with mobile jib (1), the both ends of second lifting hook all are connected with mobile jib (1), the both ends of third lifting hook all are connected with mobile jib (1).

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