CN217709529U

CN217709529U - Rotary cover-opening machine for oil cylinder

Info

Publication number: CN217709529U
Application number: CN202221755854.7U
Authority: CN
Inventors: 赵博; 邵琳; 顾景江; 康敏
Original assignee: Sinosteel Xian Machinery Co Ltd
Current assignee: Sinosteel Xian Machinery Co Ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-11-01
Anticipated expiration: 2032-07-07

Abstract

The utility model belongs to the technical field of blast furnace smelting auxiliary devices, and particularly discloses a rotary cover-uncovering machine of an oil cylinder, which comprises a rotating mechanism and a lifting and traversing mechanism arranged on the upper part of the rotating mechanism; the rotating mechanism comprises a supporting base, a rotating seat and a rotating oil cylinder, wherein the rotating seat is movably arranged on the supporting base and is driven to rotate around the supporting base through the rotating oil cylinder; the lifting transverse moving mechanism comprises a lifting arm, one end of the lifting arm is connected with the trench cover, the other end of the lifting arm is hinged with a swing arm hinged at the front end of the rotary seat, the middle part of the swing arm is hinged with a piston rod of a transverse moving oil cylinder hinged at the rear end of the rotary seat, a connecting arm is fixedly arranged on the lifting arm, and the rear end of the connecting arm is hinged with a piston rod of a lifting oil cylinder hinged at the middle part of the rotary seat. The utility model discloses take off lid machine can realize near narrow and small space in the iron notch that the ditch lid freely switches over at standby position and work position, and all drive element keep away from the iron notch setting relatively, has prolonged its life.

Description

Rotary cover opening machine for oil cylinder

Technical Field

The utility model belongs to the technical field of blast furnace smelting auxiliary device, concretely relates to hydro-cylinder rotation cover lifting machine.

Background

As is known, the smoke dust emitted by a blast furnace during tapping is one of the main pollution sources of a steel plant, wherein the smoke dust near a tapping hole of the blast furnace occupies a considerable proportion, so the effective collection of the smoke dust at the tapping hole directly relates to the dedusting effect of the tapping field, particularly, in recent years, with the gradual attention of China to environmental protection, the general steel manufacturers can configure corresponding smoke dust collecting equipment near the tapping hole of the blast furnace, but as the vicinity of the tapping hole is an open area, molten iron splashes and emits a large amount of smoke dust after the tapping hole is opened in the tapping process, the method not only has great hidden danger to the safety of operators in front of the furnace, but also seriously pollutes the environment.

At present, in order to adapt to the large-scale and environment-friendly production of blast furnaces and improve the operation environment in front of the blast furnaces, the modern blast furnace production requires that all iron runners are sealed by a runner cover during tapping. The blast furnace iron runner is provided with the runner cover which can control the smoke dust of a casting house, prevent the smoke dust from scattering, enable the smoke dust to be gathered at a casting hole, and facilitate high-efficiency collection, thereby reducing environmental pollution and improving operation conditions. However, when the taphole is opened by using the taphole drilling machine and the taphole is blocked by using the clay gun, a section of the trench cover close to the furnace body must be removed to make operating space for the taphole drilling machine and the clay gun, so that a special device cover removing machine special for lifting and moving the trench cover is generated. However, the existing uncovering machine has a complex structure, needs to occupy a large space, is easy to have various faults in a high-temperature use environment of a taphole, cannot guarantee timely uncovering and covering, and causes great hidden troubles for blast furnace operation.

In view of the above, the present invention provides a rotary cylinder cap opener to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide an oil cylinder rotation cover machine, should take off cover machine and mainly constitute by promoting sideslip mechanism and rotary mechanism, can realize the trench cover freely switching at standby position and work position according to the demand to adapt to near narrow and small space in iron notch, all drive element that should take off cover machine simultaneously all set up the gyration position department of keeping away from the iron notch relatively, ensured that this cover machine can long-term steady operation.

The utility model aims at solving through the following technical scheme:

a rotary cover uncovering machine for an oil cylinder comprises a lifting and traversing mechanism and a rotating mechanism, wherein the lifting and traversing mechanism is arranged at the upper part of the rotating mechanism;

the rotating mechanism comprises a supporting base, a rotating seat and a rotating oil cylinder, the rotating seat is movably arranged on the supporting base, one end of the rotating oil cylinder is hinged with the rotating seat, the other end of the rotating oil cylinder is hinged with the supporting base, and the rotating oil cylinder is used for driving the rotating seat to rotate around a central shaft of the supporting base;

promote sideslip mechanism includes the lifting arm that two parallel intervals set up, two the one end and the ditch lid of lifting arm are connected, and the other end is articulated with two swing arms that articulate at the revolving bed front end, two be provided with first longitudinal connection roof beam between the swing arm, first longitudinal connection roof beam is articulated with the piston rod that articulates the sideslip hydro-cylinder at the revolving bed rear end, two be provided with second longitudinal connection roof beam between the lifting arm, fixed setting is gone up to the linking arm that extends to the revolving bed direction on the second longitudinal connection roof beam, the linking arm is articulated with the piston rod that articulates the lifting hydro-cylinder at revolving bed middle part.

Furthermore, the supporting base is connected with the rotary seat through a ball bearing, an outer ring of the ball bearing is fixedly connected with the rotary seat, and an inner ring of the ball bearing is fixedly connected with the supporting base.

Furthermore, a support rod is vertically and fixedly arranged on the support base, the upper part of the support rod is hinged with a cylinder barrel of the rotary oil cylinder after the support rod penetrates through the ball bearing, and a piston rod of the rotary oil cylinder is hinged with a support on the rotary seat;

the axis line of the supporting rod is not coincident with the center line of the ball bearing.

Furthermore, the rotary seat is of a cavity structure with an opening at the top, and the rotary oil cylinder is arranged on a bottom plate in the cavity of the rotary seat.

Furthermore, an absolute value encoder is installed in the middle of the rotary base and used for measuring the rotary angle of the cover uncovering machine.

Furthermore, the cover uncovering machine also comprises a PLC control unit which is respectively connected with the transverse moving oil cylinder, the lifting oil cylinder, the rotating oil cylinder and the absolute value encoder.

Furthermore, the angle of the cover uncovering machine which needs to rotate from the groove cover standby position to the groove cover working position is 110 degrees.

Furthermore, the end parts of the two lifting arms are provided with hooks, and the hooks are used for being connected with the trench cover.

Furthermore, the swing arm, the connecting arm, the lifting oil cylinder and the rotary seat form a four-bar mechanism together.

Further, the lifting arm, the swing arm, the connecting arm and the rotary seat are made of low-alloy high-strength structural steel.

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

1. the utility model provides a rotary cover-lifting machine of oil cylinder, which mainly comprises a lifting and traversing mechanism and a rotating mechanism, wherein the lifting and traversing mechanism is positioned at the upper part of the rotating mechanism, and the rotating mechanism can rotate on a supporting base under the driving of the rotary oil cylinder, thereby realizing the rotary motion of the whole cover-lifting machine; promote sideslip mechanism mainly by the lift arm, the linking arm, swing arm and sideslip hydro-cylinder and lift hydro-cylinder are constituteed, wherein, the front end fixed connection of lift arm and linking arm, the rear end of linking arm is articulated with the piston rod that promotes the hydro-cylinder, the front end and the trench cover of lift arm are connected, the rear end of lift arm is articulated with the swing arm that articulates on the gyration seat, the middle part of swing arm is articulated with the piston rod of sideslip hydro-cylinder, can realize the rise and fall and the translation of lift arm through sideslip hydro-cylinder and the common effect of lift hydro-cylinder promptly, and then realize the trench cover at the free switching of work position and stand-by machine position. In addition the utility model discloses all drive element (including rotary cylinder, sideslip hydro-cylinder and lift cylinder) all keep away from the iron notch setting, and especially in rotary cylinder located the cavity of revolving bed, the component was difficult to damage, so prolonged the life of taking off the lid machine.

2. The utility model provides a rotary cover carriage of oil cylinder, which adopts ball bearing connection between the supporting base and the rotary seat, and has simple structure and good bearing capacity and stability; meanwhile, the rotary seat adopts a semi-open structure, so that the rotary seat is convenient for daily maintenance.

3. The utility model provides a cover machine is taken off to hydro-cylinder rotation, this take off cover machine structural design is reasonable, and the cost of manufacture is low, and the operational reliability is high, can adapt to near narrow and small space in taphole, convenient to popularize and use.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic view of the overall structure of the rotary type cover-lifting machine of the oil cylinder of the present invention;

FIG. 2 is a schematic view of the structure of the rotary cover-removing machine of the oil cylinder of the present invention;

FIG. 3 is a schematic view of the structure of the cylinder rotary type cap lifter in a retracted state;

FIG. 4 is a schematic view of a rotary mechanism of the rotary type cover-lifting machine of the present invention;

fig. 5 is the structural schematic diagram of the absolute value encoder mounting position of the rotary cover carriage of the oil cylinder of the present invention.

Wherein: 1 is a lifting and traversing mechanism; 2 is a rotating mechanism; 11 is a lifting arm; 12 is a swing arm; 13 is a first longitudinal connecting beam; 14 is a transverse moving oil cylinder; 15 is a second longitudinal connecting beam; 16 is a connecting arm; 17 is a lifting oil cylinder; 21 is a supporting base; 22 is a rotary seat; 23 is a rotary oil cylinder; 24 is a ball bearing; 111 is a hook; 211 is a support rod; a is a trench cover.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the present invention. Rather, they are merely examples of devices consistent with certain aspects of the invention, as detailed in the appended claims.

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention is further described in detail with reference to the accompanying drawings and embodiments.

Referring to fig. 1-5, the utility model relates to a hydro-cylinder rotation type takes off lid machine, including promoting sideslip mechanism 1 and rotary mechanism 2, promote sideslip mechanism 1 and set up in rotary mechanism 2's upper portion, lift up/put down and carry out the translation with trench cover A through promoting sideslip mechanism 1, realize through rotary mechanism 2 that trench cover A freely switches at standby position and work position to save space, with the narrow and small space in near adaptation taphole.

Specifically, the utility model discloses rotary mechanism 2 includes supporting base 21, revolving bed 22 and revolving cylinder 23, and the activity is provided with revolving bed 22 on supporting base 21, and one end of revolving cylinder 23 is articulated with revolving bed 22, and the other end is articulated with supporting base 21, and revolving cylinder 23 is used for driving revolving bed 22 to rotate around the center pin of supporting base 21; preferably, in the present embodiment, the support base 21 and the rotary base 22 are connected by the ball bearing 24, the outer ring of the ball bearing 24 and the rotary base 22 are fixed by a bolt, and the inner ring of the ball bearing 24 and the support base 21 are also fixed by a bolt.

In order to realize that the rotary oil cylinder 23 drives the rotary seat 22 to rotate around the support base 21, in this embodiment, the support rod 211 is vertically and fixedly welded on the support base 21, and the axial lead of the support rod 211 is not coincident with the central line of the ball bearing 24, that is, the support rod 211 is eccentrically arranged relative to the ball bearing 24 or the support base 21, the upper part of the support rod 211 after penetrating through the ball bearing 24 is hinged with the cylinder barrel of the rotary oil cylinder 23, the piston rod of the rotary oil cylinder 23 is hinged with a support on the rotary seat 22, and the hinged parts at the two ends are connected by a pin shaft. Preferably, the gyration seat 22 is open-top's semi-closed cavity structure, and the gyration hydro-cylinder 23 is whole to be located on the bottom plate in the gyration seat 22 cavity to reduce the iron notch heat radiation and reduce the blast furnace and spout the sediment to its influence, through the fine protection of gyration seat 22 gyration hydro-cylinder 23 promptly, the hydraulic line of gyration hydro-cylinder 23 adopts inside hard tube, external rubber pipe connected mode, simultaneously because the semi-closed structure of gyration seat 22, consequently is convenient for overhaul and maintain it.

The utility model discloses promote sideslip mechanism 1 includes the lifting arm 11 of two parallel interval settings, the front end of two lifting arms 11 all sets up couple 111, it is convenient to connect in trench cover A, the rear end is articulated with two swing arms 12 that articulate at gyration seat 22 front end, two swing arms 12 set up respectively on the lateral wall of lifting arm 11, and through the round pin hub connection, be provided with first longitudinal joint roof beam 13 between two swing arm 12 middle parts, first longitudinal joint roof beam 13 is articulated with the piston rod that articulates at the sideslip hydro-cylinder 14 of gyration seat 22 rear end, be provided with second longitudinal joint roof beam 15 and a plurality of stiffening beam between two lifting arms 11, fixed setting is to the linking arm 16 of gyration seat 22 direction extension on the second longitudinal joint roof beam 15, the linking arm 16 is articulated with the piston rod that articulates at the promotion hydro-cylinder 17 at gyration seat 22 middle part, promotion hydro-cylinder 17 is located between sideslip hydro-cylinder 14 and swing arm 12 and the articulated department of gyration seat 22, and swing arm 12, the linking arm 16, lifting cylinder 17 and the common effect that promotes under the hydro-cylinder 17, lifting arm 11 can promote.

Preferably, as shown in fig. 5, the utility model discloses it has the support to stretch out in revolving bed 22 center or near position, installs the absolute value encoder on the support, and the absolute value encoder is used for measuring this rotation angle of taking off the lid machine. In addition, the cover uncovering machine further comprises a PLC control unit, the PLC control unit is respectively connected with the transverse moving oil cylinder 14, the lifting oil cylinder 17, the rotating oil cylinder 23 and the absolute value encoder, and semi-automatic control of the cover uncovering machine is facilitated.

In addition, because the lifting arm 11, the swing arm 12, the first longitudinal connecting beam 13, the second longitudinal connecting beam 15, the connecting arm 16, the rotary seat 22 and the supporting base 23 all belong to force bearing parts, the above structures are all made of low-alloy high-strength structural steel so as to take cost and bearing strength into consideration.

The utility model provides a hydro-cylinder rotation takes off lid machine work flow as follows:

and (3) conveying a trench cover A: after the hydraulic taphole drilling machine finishes tapping, firstly starting the lifting oil cylinder 17 to retract the piston rod, lifting the trench cover A by the lifting arm 11, and enabling the lifting oil cylinder 17 to enter a pressure maintaining state, wherein the trench cover A is in a lifting state; then the rotary oil cylinder 23 is started to drive the rotary seat 22 to rotate from the standby position to the working position; then starting the transverse moving oil cylinder 14 to extend a piston rod to drive the swing arm 12 and the lifting arm 11 to enable the groove cover A to gradually move in parallel towards the iron groove direction, and when the piston rod reaches the position above the iron groove, extending a piston rod of the lifting oil cylinder 17 to enable the groove cover A to gradually fall to the working position of the iron groove; and finally, after the piston rod of the transverse moving oil cylinder 14 retracts to retract the lifting arm 11, the piston rod of the lifting oil cylinder 17 retracts, and the rotary oil cylinder 23 drives the cover uncovering machine to return to a standby position, so that the process of adding the cover A to the iron runner is completed.

The process of taking the trench cover A is opposite to the process of sending the trench cover A, and is not described again.

The utility model provides a cover machine is taken off to hydro-cylinder rotation, its structural design is reasonable, and the cost of manufacture is low, and iron notch setting is all kept away from to all drive element (including rotary cylinder, sideslip hydro-cylinder and lifting cylinder), and the operational reliability is high, can adapt to near narrow and small space in iron notch, convenient to popularize and use.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.

It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. The rotary cover uncovering machine for the oil cylinder is characterized by comprising a lifting and traversing mechanism (1) and a rotating mechanism (2), wherein the lifting and traversing mechanism (1) is arranged at the upper part of the rotating mechanism (2);

the rotating mechanism (2) comprises a supporting base (21), a rotating seat (22) and a rotating oil cylinder (23), wherein the rotating seat (22) is movably arranged on the supporting base (21), one end of the rotating oil cylinder (23) is hinged to the rotating seat (22), the other end of the rotating oil cylinder is hinged to the supporting base (21), and the rotating oil cylinder (23) is used for driving the rotating seat (22) to rotate around a central shaft of the supporting base (21);

promote sideslip mechanism (1) including two parallel interval set up lift arm (11), two the one end and the trench cover (A) of lift arm (11) are connected, and the other end is articulated with two swing arms (12) that articulate at gyration seat (22) front end, two be provided with first longitudinal tie-beam (13) between swing arm (12), first longitudinal tie-beam (13) are articulated with the piston rod that articulates sideslip hydro-cylinder (14) at gyration seat (22) rear end, two be provided with second longitudinal tie-beam (15) between lift arm (11), fixed link arm (16) to gyration seat (22) direction extension that set up on second longitudinal tie-beam (15), link arm (16) are articulated with the piston rod that articulates lift hydro-cylinder (17) at gyration seat (22) middle part.

2. The rotary type cover ripper for oil cylinder according to claim 1, wherein the supporting base (21) is connected to the rotary base (22) through a ball bearing (24), an outer ring of the ball bearing (24) is fixedly connected to the rotary base (22), and an inner ring of the ball bearing (24) is fixedly connected to the supporting base (21).

3. The rotary type cover uncovering machine of the oil cylinder according to claim 2, wherein a support rod (211) is vertically and fixedly arranged on the support base (21), the upper part of the support rod (211) is hinged with the cylinder barrel of the rotary oil cylinder (23) after passing through the ball bearing (24), and the piston rod of the rotary oil cylinder (23) is hinged with the support on the rotary seat (22);

the axis line of the support rod (211) is not coincident with the center line of the ball bearing (24).

4. The rotary type cover uncovering machine of the oil cylinder according to claim 1, wherein the rotary base (22) is a cavity structure with an open top, and the rotary oil cylinder (23) is arranged on a bottom plate in the cavity of the rotary base (22).

5. The rotary type cover uncovering machine of the oil cylinder as claimed in claim 1, wherein an absolute value encoder is installed in the middle of the rotary base (22), and the absolute value encoder is used for measuring the rotary angle of the cover uncovering machine.

6. The rotary cylinder type cover uncovering machine according to claim 5, wherein the cover uncovering machine further comprises a PLC control unit, and the PLC control unit is respectively connected with the traversing cylinder (14), the lifting cylinder (17), the rotary cylinder (23) and the absolute value encoder.

7. The rotary type cover ripper of oil cylinder as claimed in claim 6, wherein the angle of the cover ripper to be rotated from the standby position of the trench cover (A) to the working position of the trench cover (A) is 110 °.

8. The rotary type cover ripper of oil cylinder as claimed in claim 1, wherein the end of each of the two lifting arms (11) is provided with a hook (111), and the hook (111) is used for connecting with the trench cover (a).

9. The rotary type cover uncovering machine of claim 1, wherein the swing arm (12), the connecting arm (16), the lifting cylinder (17) and the rotary base (22) together form a four-bar linkage.

10. The rotary cylinder cap uncovering machine according to any one of claims 1 to 9, wherein the lifting arm (11), the swing arm (12), the connecting arm (16) and the rotary base (22) are made of low-alloy high-strength structural steel.