CN108728604A - The sublance rotating device of hydraulic-driven - Google Patents
The sublance rotating device of hydraulic-driven Download PDFInfo
- Publication number
- CN108728604A CN108728604A CN201810544721.7A CN201810544721A CN108728604A CN 108728604 A CN108728604 A CN 108728604A CN 201810544721 A CN201810544721 A CN 201810544721A CN 108728604 A CN108728604 A CN 108728604A
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- Prior art keywords
- piston rod
- hydraulic
- hydraulic cylinder
- holder
- driven
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/4606—Lances or injectors
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manipulator (AREA)
- Actuator (AREA)
Abstract
The present invention relates to a kind of sublance rotating devices of hydraulic-driven, including rotating frame and the hydraulic cylinder being located on lower platform, the servo proportion of the flexible commutation of piston rod and stretching speed for controlling hydraulic cylinder, displacement sensor for the piston rod real time position for detecting hydraulic cylinder, the analog position controller being connect respectively with servo proportion and displacement sensor, rotating frame includes the fluctuating orbit for being fixed as an entirety, upper and lower arms, upper and lower arms are rotatably mounted to respectively on upper mounting plate and lower platform and axis of rotation overlaps, holder is fixed on underarm, the piston rod of hydraulic cylinder is hinged with holder；Analog position controller compares preset working position monitoring point and standby position monitoring point after receiving the piston rod real-time position signal that displacement sensor uploads, and the flexible of piston rod is adjusted by servo proportion, and then drive rotating frame to switch between working position and standby position by holder.The apparatus structure is simple, load is small, at low cost, and positional precision is high.
Description
Technical field
The invention belongs to pneumatic steelmaking fields, and in particular to a kind of sublance rotating device of hydraulic-driven.
Background technology
Revolving furnace sublance system is the key equipment of automation of converter steel-making, has thermometric, sampling, determines oxygen, determine carbon, measure liquid
The functions such as face height are the indispensable important detection device in modernization converter mill and process control tool.Sublance is being smelted
Mainly there is auxiliary lance probe to be inserted into liquid steel level implementation measurement action in the process then to promote converter mouth or more, working position and wait for
Three actions are replaced in seat in the plane switching, auxiliary lance probe.
At present in the sublance equipment of steel mill of the country, sublance rotation is driven by motor, is installed on rotating frame, with sublance frame
Frame rotates together, and rotating frame will bear motor and install the load of the equipment such as attachment, and needs on landing beam trepanning to pacify
Live spindle and relevant device are filled, therefore is designed more complicated, weight of equipment is also larger, so that platform load is also therewith
Increase, design cost is higher.
Invention content
The object of the present invention is to provide a kind of sublance rotating devices of hydraulic-driven, and the apparatus structure is simple, easy for installation,
Load is small, at low cost, and positional precision is high.
The technical solution adopted in the present invention is：
A kind of sublance rotating device of hydraulic-driven, including rotating frame and be located on lower platform hydraulic cylinder, be used for
Control the flexible commutation of piston rod and the servo proportion of stretching speed, the real-time position of piston rod for detecting hydraulic cylinder of hydraulic cylinder
The displacement sensor set, the analog position controller being connect respectively with servo proportion and displacement sensor, rotating frame include
It is fixed as fluctuating orbit, the upper and lower arms of an entirety, upper and lower arms are rotatably mounted to upper mounting plate and lower flat respectively
On platform and axis of rotation overlaps, and holder is fixed on underarm, and the piston rod and holder of hydraulic cylinder are hinged；Analog position controller is received
Preset working position monitoring point and standby position monitoring point are compared after the piston rod real-time position signal uploaded to displacement sensor, and
The flexible of piston rod is adjusted by servo proportion, and then drives rotating frame to be cut between working position and standby position by holder
It changes.
Further, the end of upper and lower arms is equipped with drum body, rotatable installation on upper mounting plate and lower platform
Have rotary shaft, be equipped with bearing between rotary shaft and upper mounting plate and lower platform, drum body engagement sleeves on the rotary shaft and with rotation
Pivot pin connects.
Further, it is equipped with maintenance ball valve and high pressure rubber hose on two oil circuits being connect with two chamber of hydraulic cylinder, matches
It closes and is equipped with dual hydraulic control one-way valve.
Further, piston rod is hinged by axis pin and holder, is equipped at the cooperation of piston rod and holder and axis pin certainly
Lubricate bearing.
Further, fluctuating orbit, upper and lower arms are the shaped steel being welded to each other.
Further, reinforcing rib is equipped between fluctuating orbit and upper and lower arms.
The beneficial effects of the invention are as follows：
The device is rotated by Driven by Hydraulic Cylinder, simple in structure, easy for installation, and hydraulic cylinder is mounted on lower platform,
It not being rotated with rotating frame, load is small, at low cost, analog position controller, servo proportion and displacement sensor synergy,
Realize the switching of rotating frame in place, positional precision is high.
Description of the drawings
Fig. 1 is the schematic diagram of mechanical part in the embodiment of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the hydraulic schematic diagram of hydraulic cylinder in the embodiment of the present invention.
1- fluctuating orbits；2- upper arm；3- underarms；4- upper mounting plates；5- lower platforms；6- reinforcing ribs；7- drum bodies；8- rotates
Axis；9- axis pins；10- hydraulic cylinders；11- holders；12- hydraulic cylinders bearings；13- servo proportions；14- dual hydraulic control one-way valves；15- is examined
Repair ball valve；16- high pressure rubber hoses；17- analog position controllers.
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in Figure 1 to Figure 3, the sublance rotating device of a kind of hydraulic-driven, including rotating frame and it is located at lower platform 5
On hydraulic cylinder 10, the 13 (servo-ratio of servo proportion for controlling the flexible commutation of the piston rod of hydraulic cylinder 10 and stretching speed
The operation principle of example valve 13：1, direction controlling --- when electromagnet a obtains electric, spool is located at left lateral position, the piston rod of hydraulic cylinder 10
It stretches out, pushes rotating frame and sublance to rotate to working position, when electromagnet b obtains electric, spool is located at right lateral position, the work of hydraulic cylinder 10
Stopper rod is retracted, and rotating frame and sublance is pushed to rotate to standby position；2, speed control --- when increasing input current or voltage, valve
Core increase opening degree make by fluid flow increase, 10 piston rod movement speed of corresponding hydraulic cylinder increase, reduce input electricity
Stream or when voltage, spool reduce opening degree make by fluid flow reduce, 10 piston rod movement speed of corresponding hydraulic cylinder subtracts
Slowly), the displacement sensor of the piston rod real time position for detecting hydraulic cylinder 10, respectively with servo proportion 13 and displacement sensing
The analog position controller 17 of device connection, rotating frame includes the fluctuating orbit 1, upper arm 2 and underarm 3 for being fixed as an entirety,
Upper arm 2 and underarm 3 are rotatably mounted to respectively on upper mounting plate 4 and lower platform 5 and axis of rotation overlaps, and are fixed on underarm 3
Holder 11, the piston rod and holder 11 of hydraulic cylinder 10 are hinged；Analog position controller 17 receives the piston of displacement sensor upload
Preset working position monitoring point and standby position monitoring point are compared after bar real-time position signal, and are adjusted and lived by servo proportion 13
Stopper rod stretches, and then drives rotating frame to switch between working position and standby position by holder 11.The device passes through hydraulic pressure
The driving rotation of cylinder 10, it is simple in structure, easy for installation, and hydraulic cylinder 10 is mounted on lower platform 5, it is not rotated with rotating frame,
Load is small, at low cost, and analog position controller 17, servo proportion 13 and displacement sensor synergy realize rotating frame
In place, positional precision is high for the switching of frame.
As shown in Figure 1, in the present embodiment, the end of upper arm 2 and underarm 3 is equipped with drum body 7, upper mounting plate 4 and lower flat
It is rotatable on platform 5 that rotary shaft 8 is installed, bearing, drum body 7 are equipped between rotary shaft 8 and upper mounting plate 4 and lower platform 5
Engagement sleeves on rotating shaft 8 and with 8 pin connection of rotary shaft.On rotating shaft 8, rotary shaft 8 is mounted on platform force localization,
Not only the installation and maintenance of rotary shaft 8 it be convenient for, but also convenient for stress to be oriented to firm platform.
As shown in figure 3, in the present embodiment, maintenance ball valve 15 is equipped on two oil circuits being connect with 10 liang of chambers of hydraulic cylinder
It is equipped with dual hydraulic control one-way valve 14 with high pressure rubber hose 16, cooperation, plays the role of ensureing safety and oil circuit Quick overhaul.
As depicted in figs. 1 and 2, in the present embodiment, piston rod is hinged by axis pin 9 and holder 11, piston rod and holder
11 be equipped with self-lubricating bearing at the cooperation of axis pin 9.
As shown in Figure 1, in the present embodiment, fluctuating orbit 1, upper arm 2 and underarm 3 are the shaped steel being welded to each other, lift rail
Reinforcing rib 6 is equipped between road 1 and upper arm 2 and underarm 3.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (6)
1. a kind of sublance rotating device of hydraulic-driven, it is characterised in that：Including rotating frame and the liquid being located on lower platform
Cylinder pressure, the flexible commutation of piston rod for controlling hydraulic cylinder and the servo proportion of stretching speed, the work for detecting hydraulic cylinder
The displacement sensor of stopper rod real time position, the analog position controller being connect respectively with servo proportion and displacement sensor, rotation
It includes the fluctuating orbit for being fixed as an entirety, upper and lower arms to turn frame, and upper and lower arms are rotatably mounted to respectively
On platform and lower platform and axis of rotation overlaps, and holder is fixed on underarm, and the piston rod and holder of hydraulic cylinder are hinged；Mimotope
It sets after controller receives the piston rod real-time position signal of displacement sensor upload and compares preset working position monitoring point and standby
Position monitoring point, and the flexible of piston rod is adjusted by servo proportion, so drive rotating frame in working position by holder and
Switch between standby position.
2. the sublance rotating device of hydraulic-driven as described in claim 1, it is characterised in that：The end of upper and lower arms is all provided with
There is a drum body, it is rotatable on upper mounting plate and lower platform that rotary shaft is installed, between rotary shaft and upper mounting plate and lower platform
Equipped with bearing, drum body engagement sleeves are connect on the rotary shaft and with rotating axle pin.
3. the sublance rotating device of hydraulic-driven as described in claim 1, it is characterised in that：Two connect with two chamber of hydraulic cylinder
It is equipped with maintenance ball valve on oil circuit and high pressure rubber hose, cooperation are equipped with dual hydraulic control one-way valve.
4. the sublance rotating device of hydraulic-driven as described in claim 1, it is characterised in that：Piston rod passes through axis pin and holder
It is hinged, it is equipped with self-lubricating bearing at the cooperation of piston rod and holder and axis pin.
5. the sublance rotating device of hydraulic-driven as described in claim 1, it is characterised in that：Fluctuating orbit, upper and lower arms
For the shaped steel being welded to each other.
6. the sublance rotating device of the hydraulic-driven as described in claim 1 or 5, it is characterised in that：Fluctuating orbit and upper arm and
Reinforcing rib is equipped between underarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810544721.7A CN108728604B (en) | 2018-05-30 | 2018-05-30 | Hydraulic driven sublance rotating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810544721.7A CN108728604B (en) | 2018-05-30 | 2018-05-30 | Hydraulic driven sublance rotating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108728604A true CN108728604A (en) | 2018-11-02 |
| CN108728604B CN108728604B (en) | 2020-05-08 |
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ID=63936051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810544721.7A Active CN108728604B (en) | 2018-05-30 | 2018-05-30 | Hydraulic driven sublance rotating device |
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| Country | Link |
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| CN (1) | CN108728604B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115109889A (en) * | 2022-07-29 | 2022-09-27 | 中冶南方工程技术有限公司 | Sublance rotary lifting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57181317A (en) * | 1981-04-28 | 1982-11-08 | Kawasaki Heavy Ind Ltd | Probe carrying device |
| CN101201071A (en) * | 2007-12-05 | 2008-06-18 | 中国重型机械研究院 | Hydraulic up-down swing mechanism |
| CN102424888A (en) * | 2011-11-30 | 2012-04-25 | 中冶京诚工程技术有限公司 | Telescopic shifting converter sublance device and using method thereof |
| CN107974530A (en) * | 2017-11-29 | 2018-05-01 | 中冶南方工程技术有限公司 | A kind of revolving furnace sublance with segmented guide rail |
-
2018
- 2018-05-30 CN CN201810544721.7A patent/CN108728604B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57181317A (en) * | 1981-04-28 | 1982-11-08 | Kawasaki Heavy Ind Ltd | Probe carrying device |
| CN101201071A (en) * | 2007-12-05 | 2008-06-18 | 中国重型机械研究院 | Hydraulic up-down swing mechanism |
| CN102424888A (en) * | 2011-11-30 | 2012-04-25 | 中冶京诚工程技术有限公司 | Telescopic shifting converter sublance device and using method thereof |
| CN107974530A (en) * | 2017-11-29 | 2018-05-01 | 中冶南方工程技术有限公司 | A kind of revolving furnace sublance with segmented guide rail |
Non-Patent Citations (1)
| Title |
|---|
| 姚娟等: "旋转式副枪的工艺及设备特点", 《冶金设备》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115109889A (en) * | 2022-07-29 | 2022-09-27 | 中冶南方工程技术有限公司 | Sublance rotary lifting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108728604B (en) | 2020-05-08 |
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