CN213976714U

CN213976714U - Swing unhooking device

Info

Publication number: CN213976714U
Application number: CN202022942090.XU
Authority: CN
Inventors: 付光勇
Original assignee: Sinosteel Xian Machinery Co Ltd
Current assignee: Sinosteel Xian Machinery Co Ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-17
Anticipated expiration: 2030-12-11

Abstract

The utility model provides a swing unhook device relates to the rotation and moves and cover the machine field, can solve current cover machine and need manual unhook problem. The lifting arm comprises a swing rod, a first hydraulic cylinder and a second hydraulic cylinder, wherein the swing rod is installed between a lifting arm and a base, the swing rod is vertically arranged, and the top end of the swing rod is movably connected with the tail end of the lifting arm; a cylinder barrel of the first hydraulic cylinder is movably connected with the base, and a piston rod of the first hydraulic cylinder is movably connected with the swinging rod; the second hydraulic cylinder controls the lifting arm to move, a cylinder barrel of the second hydraulic cylinder is movably connected with the base, and a piston rod of the second hydraulic cylinder is movably connected with the lifting arm; the first hydraulic cylinder controls the action of the swinging rod. The separation action of the trench cover and the hook can be realized only by controlling the second hydraulic cylinder and the first hydraulic cylinder to work, and the advantage of convenient control is achieved.

Description

Swing unhooking device

Technical Field

The utility model relates to a rotation moves and covers the machine field, especially relates to a swing unhook device.

Background

With the development of the national iron and steel industry, in order to solve the problem that a large amount of molten iron and dust splashes after the front opening of a blast furnace, reduce burn accidents, improve the environmental level of the blast furnace, improve the operating conditions and the dust removal effect of the iron notch area and the tuyere area, the use of a trench cover is increased in the construction of medium and large blast furnaces to prevent the molten iron and the dust from splashing during tapping. In order not to affect the operation of opening and blocking the taphole, the main ditch cover positioned at the most front end needs to be removed during the operation of the furnace front mud cannon and the tapping machine, and the special equipment for moving the main ditch cover is a cover moving machine.

The trench cover used at present is a welding structural part, and a high-temperature refractory material is sprayed inside the trench cover. After a period of use, the refractory layer needs to be repaired, and therefore, the cover moving machine equipment needs to have a function of reciprocating the main trench cover between the working position and the standby position.

The hook of the cover moving machine equipment is required to be unhooked from the main ditch cover when in maintenance position, so that the main ditch cover can be conveniently and directly moved away for maintenance. The existing cover moving machine equipment usually needs manual work to separate a hook from a trench cover, and the automatic unhooking of the cover moving machine equipment cannot be realized.

Disclosure of Invention

The embodiment of the utility model provides a swing unhooking device, second pneumatic cylinder descend and put the trench cover down, make the couple of lifting arm keep away from the trench cover and go up the string point, first pneumatic cylinder promotes the swinging arms and drives the lifting arm and carry out the orbit of similar translation this moment, hangs the gudgeon with the couple of lifting arm from the trench cover and removes, realizes that lifting arm and trench cover throw off automatically completely, the utility model discloses only need control second pneumatic cylinder and first pneumatic cylinder work just can realize breaking away from the action of trench cover and couple, have the convenient advantage of control.

Realize the utility model discloses the technical scheme of purpose as follows:

an oscillating unhooking device comprising:

the swinging rod is arranged between the lifting arm and the base, the swinging rod is vertically arranged, and the top end of the swinging rod is movably connected with the tail end of the lifting arm;

the first hydraulic cylinder controls the swinging rod to move, a cylinder barrel of the first hydraulic cylinder is movably connected with the base, and a piston rod of the first hydraulic cylinder is movably connected with the swinging rod;

and the second hydraulic cylinder is used for controlling the lifting arm to act, a cylinder barrel of the second hydraulic cylinder is movably connected with the base, and a piston rod of the second hydraulic cylinder is movably connected with the lifting arm.

As a further improvement of the utility model, the bottom end of the oscillating rod is movably connected with the base.

As a further improvement of the utility model, the base is provided with a first movable connecting part, a second movable connecting part and a third movable connecting part; the second movable connecting part is positioned between the first movable connecting part and the third movable connecting part;

the first movable connecting portion is movably connected with a cylinder barrel of the second hydraulic cylinder, the second movable connecting portion is movably connected with the cylinder barrel of the first hydraulic cylinder, and the third movable connecting portion is movably connected with the bottom end of the oscillating rod.

As a further improvement of the utility model, a piston rod of the second hydraulic cylinder is movably connected with the middle part of the lifting arm;

the cylinder barrel movable connection point and the piston rod movable connection point of the second hydraulic cylinder are staggered along the length direction of the lifting arm, the cylinder barrel movable connection point of the second hydraulic cylinder is arranged close to the head end of the lifting arm, and the piston rod movable connection point of the second hydraulic cylinder is arranged close to the tail end of the lifting arm.

As a further improvement of the present invention, the second movable connecting portion is higher than the first movable connecting portion and the third movable connecting portion.

The embodiment of the utility model provides a be higher than first swing joint portion and third swing joint portion with second swing joint portion, raise the cylinder swing joint point of first pneumatic cylinder promptly, can effectively reduce the inclination of first pneumatic cylinder, more do benefit to first pneumatic cylinder and promote the swinging arms swing.

As a further improvement of the utility model, the bottom end movable connecting point and the top end movable connecting point of the swinging rod are staggered along the length direction of the lifting arm;

the top end of the swing rod is movably connected with the tail end of the lifting arm, and a movable connecting point at the bottom end of the swing rod is arranged close to a movable connecting point of a cylinder barrel of the first hydraulic cylinder.

As a further improvement of the present invention, the swing direction of the swing lever is identical to the swing direction of the second hydraulic cylinder.

As a further improvement of the present invention, the lift arm translates along with the extension and retraction of the piston rod of the first hydraulic cylinder.

As a further improvement, the first hydraulic cylinder is a swing hydraulic cylinder, and the second hydraulic cylinder is a lifting hydraulic cylinder.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a second pneumatic cylinder descends and puts the trench cover that falls, makes the couple of lifting arm keep away from the trench cover and goes up the string point, and first pneumatic cylinder promotes the swinging arms and drives the lifting arm and carry out the orbit of similar translation this moment, hangs the couple of lifting arm from the trench cover and removes in the trunnion, realizes that lifting arm and trench cover are automatic to throw off completely, the utility model discloses only need control second pneumatic cylinder and first pneumatic cylinder work just can realize breaking away from the action of trench cover and couple, have the convenient advantage of control.

Drawings

FIG. 1 is a schematic view of the construction of a swing unhooking apparatus;

FIG. 2 is a schematic structural view of a rotary type cover uncovering machine based on a swing unhooking device;

in the figure, 1, a base; 2. a rotating base; 3. a swing lever; 4. a first hydraulic cylinder; 5. a second hydraulic cylinder; 6. a lift arm; 7. an encoder; 8. a slewing bearing; 9. a power member; 11. a trench cover; 12. and (4) hanging hooks.

Detailed Description

The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that the functions, methods, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.

In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The embodiment of the utility model provides a swing unhooking device is applied to the rotation and moves the lid machine, please refer to fig. 1, and swing unhooking device includes swinging arms 3, second pneumatic cylinder 5 and first pneumatic cylinder 4, and swinging arms 3 installs between lift arm 6 and base 2, and swinging arms 3 vertical setting, the top of swinging arms 3 and the tail end swing joint of lift arm 6; the second hydraulic cylinder 5 controls the lifting arm 6 to move, a cylinder barrel of the second hydraulic cylinder 5 is movably connected with the base 2, and a piston rod of the second hydraulic cylinder 5 is movably connected with the lifting arm 6; the first hydraulic cylinder 4 controls the oscillating rod 3 to move, a cylinder barrel of the first hydraulic cylinder 4 is movably connected with the base 2, and a piston rod of the first hydraulic cylinder 4 is movably connected with the oscillating rod 3.

The base 2 of the embodiment of the utility model is arranged on the base 1, the base 2 is connected with the base 1 through the slewing bearing 8, and the automatic uncapping mechanism is arranged on the base 2; the base seat 1 is arranged on the ground; the rotation of the rotary support 8 is driven by a driving member, and the base 2 rotates together with the rotary support 8. The utility model discloses the bottom and the base 2 swing joint of swinging arms 3 of embodiment.

On the basis of above-mentioned scheme, the utility model discloses install stop device on the basic base 1, install the stopper on the base 2, the stopper rotates until contacting stop device, slewing bearing 8 and base 2 stall along with slewing bearing 8 and base 2.

The utility model discloses stop device and stopper, steerable and detection gyration angle, the cantilever gyration is little to rotation mechanism's impact force when stopping the position.

Preferably the utility model discloses slewing bearing 8 is double ball formula internal tooth slewing bearing, and the gear and the meshing of double ball formula internal tooth slewing bearing of driving piece, driving piece drive base 2 drive lift arm 6 gyration together.

The utility model discloses the bottom and the base 2 swing joint of swinging arms 3 of embodiment. In most embodiments of the present invention, the base 2 is provided with a first movable connecting portion, a second movable connecting portion and a third movable connecting portion; the second movable connecting part is positioned between the first movable connecting part and the third movable connecting part; the first movable connecting part is movably connected with the cylinder barrel of the second hydraulic cylinder 5, the second movable connecting part is movably connected with the cylinder barrel of the first hydraulic cylinder 4, and the third movable connecting part is movably connected with the bottom end of the swinging rod 3.

The embodiment of the utility model provides a with basic base 1 fixed with the ground, base 2 is connected with basic base 1 through slewing bearing 8, 3 one ends of swinging arms are articulated with base 2, one end is articulated with 6 afterbody of lifing arm, swing hydraulic cylinder one end is articulated with base 2, one end is articulated with swinging arms 3, it is articulated with base 2 to promote pneumatic cylinder one end, one end is articulated with 6 middle parts of lifing arm, power part 9 is fixed with base 2, power part 9 goes out the axle and passes through pinion and slewing bearing 8 meshing, encoder 7 is installed in centre of gyration department and is fixed on basic base 1, stop device fixes on basic base 1.

The utility model discloses swing unhooking device is applied to and moves the lid machine, moves the lid machine and carries the lid process: the lifting hydraulic cylinder directly takes oil to drive the lifting arm 6 to rotate around the hinged point of the swinging rod 3, so that the height of the lifting trench cover 11 is up to 900mm (the swinging hydraulic cylinder and the power part 9 do not work at the moment).

Referring to fig. 2, the cover moving process of the cover moving machine: promote the pneumatic cylinder pressurize, the swing pneumatic cylinder is out of work, 9 oil feed drive pinions of power part this moment and 8 internal tooth meshes of slewing bearing (8 inner circles of slewing bearing are fixed with basic base 1, the outer lane is fixed with base 2), thereby drive base 2 and drive lift arm 6 and trench cover 11 and revolve together, because 7 shells of encoder are fixed with basic base 1, it is fixed with base 2 to go out the axle, thereby can drive the rotatory angle of play axle rotation detectable base 2 when base 2 is rotatory. When the base 2 rotates to the standby position, the collision block of the base contacts with the limiting device to realize soft contact and accurate positioning.

Unhooking process of the cover moving machine: the power part 9 and the swing hydraulic cylinder do not work, the lifting hydraulic cylinder descends to place the trench cover 11, the hook 12 of the lifting arm 6 is far away from the hanging point on the trench cover 11, at the moment, the oil inlet of the swing hydraulic cylinder pushes the swing rod 3 to drive the lifting arm 6 to carry out a movement track similar to translation, the hook 12 of the lifting arm 6 is removed from the hanging trunnion of the trench cover 11, the lifting arm 6 is automatically and completely separated from the trench cover 11, the power part 9 drives the base 2 to rotate again, the lifting arm 6 of the cover moving machine is far away from the trench cover 11, the trench cover 11 is directly removed by a crown block, and the trench cover 11 is smoothly replaced.

In the above scheme, preferably, the piston rod of the second hydraulic cylinder 5 is movably connected with the middle part of the lifting arm 6; the cylinder barrel swing joint point and the piston rod swing joint point of the second hydraulic cylinder 5 are staggered along the length direction of the lifting arm 6, the cylinder barrel swing joint point of the second hydraulic cylinder 5 is arranged close to the head end of the lifting arm 6, and the piston rod swing joint point of the second hydraulic cylinder 5 is arranged close to the tail end of the lifting arm 6.

In most embodiments of the present invention, the second movable connecting portion is higher than the first movable connecting portion and the third movable connecting portion. The embodiment of the utility model provides a be higher than first swing joint portion and third swing joint portion with second swing joint portion, raise the cylinder swing joint point of first pneumatic cylinder 4 promptly, can effectively reduce the inclination of first pneumatic cylinder 4, more do benefit to the swing of first pneumatic cylinder 4 promotion swinging arms 3.

Furthermore, the bottom end movable connecting point and the top end movable connecting point of the swing rod 3 are staggered along the length direction of the lifting arm 6; the top end of the swing rod 3 is movably connected with the tail end of the lifting arm 6, and a movable connecting point at the bottom end of the swing rod 3 is arranged close to a movable connecting point of a cylinder barrel of the first hydraulic cylinder 4.

In order to facilitate the action of the swing rod 3 and the lifting arm 6 to prevent the swing rod 3 and the lifting arm 6 from being stuck, in the embodiment of the utility model, the swing direction of the swing rod 3 is consistent with the swing direction of the second hydraulic cylinder 5.

Preferably the lifting arm 6 translates as the piston rod of the first hydraulic cylinder 4 extends and retracts. Preferably the utility model discloses second pneumatic cylinder 5 is for promoting the pneumatic cylinder, and first pneumatic cylinder 4 is swing hydraulic cylinder.

The utility model discloses second pneumatic cylinder 5 descends and puts down ditch cover 11, makes the couple 12 of lifting arm 6 keep away from the ditch cover 11 and goes up a string of point, and first pneumatic cylinder 4 promotes swinging arms 3 and drives lifting arm 6 and carry out the orbit of similar translation this moment, hangs the couple 12 of lifting arm 6 from ditch cover 11 and removes in the trunnion, realizes that lifting arm 6 and ditch cover 11 are automatic to throw off completely, the embodiment of the utility model only need control second pneumatic cylinder 5 with the action of breaking away from of ditch cover 11 and couple 12 just can be realized in the work of first pneumatic cylinder 4, has the convenient advantage of control.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An oscillating unhooking device, characterized in that it comprises:

2. The swing unhooking device according to claim 1, wherein the bottom end of the swing lever is movably connected with the base.

3. The swing unhooking device according to claim 2, wherein the base is provided with a first movable connecting portion, a second movable connecting portion and a third movable connecting portion; the second movable connecting part is positioned between the first movable connecting part and the third movable connecting part;

4. The swing unhooking device according to claim 3, wherein a piston rod of the second hydraulic cylinder is movably connected with a middle portion of the lifting arm;

5. The swing unhooking device according to claim 3, characterized in that said second movable connection is higher than said first and third movable connections.

6. The swing unhooking device according to claim 1, wherein the bottom end and top end of the swing lever are offset in the length direction of the lifting arm;

7. The swing unhooking device according to claim 1, characterized in that the swing direction of the swing lever coincides with the swing direction of the second hydraulic cylinder.

8. The swing unhooking device according to claim 1, characterized in that said lifting arm translates as a piston rod of said first hydraulic cylinder extends and retracts.