CN110608613A - Novel rotary driving mechanism of submerged arc furnace feeding system - Google Patents
Novel rotary driving mechanism of submerged arc furnace feeding system Download PDFInfo
- Publication number
- CN110608613A CN110608613A CN201910833556.1A CN201910833556A CN110608613A CN 110608613 A CN110608613 A CN 110608613A CN 201910833556 A CN201910833556 A CN 201910833556A CN 110608613 A CN110608613 A CN 110608613A
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- rotary
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- connecting rod
- platform
- submerged arc
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- 230000007246 mechanism Effects 0.000 title claims abstract description 44
- 230000033001 locomotion Effects 0.000 claims abstract description 22
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000003921 oil Substances 0.000 description 9
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005315 distribution function Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000346 nonvolatile oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
- F27D2003/0072—Use of a pinion and a rack
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention relates to a novel rotary driving mechanism of a submerged arc furnace feeding system, which comprises a hydraulic oil cylinder and a hydraulic cylinder locking piece, and is characterized by further comprising a rotating sleeve flange platform, a rack, a connecting rod mechanism and a rotary support, wherein the rotating sleeve flange platform is also provided with a rotating sleeve extension platform; the rack moves linearly in the dovetail slide way; the dovetail type slide way is fixedly welded on the rotary sleeve flange platform, the outer edge of the upper surface of the slewing bearing is connected with one end of the rack through a connecting rod mechanism, and the teeth of the outer ring of the slewing bearing are meshed with the teeth of the rack; the linear motion of the rack is converted into the rotary motion of the rotary support. The rotary driving mechanism provided by the invention can be uniformly and reasonably arranged in a small range, has a simple structure, is easy to maintain and is easy to use on a submerged arc furnace material distribution system.
Description
Technical Field
The invention belongs to the technical field of submerged arc furnace feeding systems, and particularly relates to a novel rotary driving mechanism of a submerged arc furnace feeding system.
Background
The automatic feeder of the submerged arc furnace is an intermittent automatic feeding system of all semi-closed submerged arc furnaces in the metallurgical industry. The two functions realized by the feeder are that the chute realizes the functions of rotation and lifting;
the traditional rotation function of the chute is realized by a manual shovel charging mode, namely a shovel tail part is held by a right hand, a middle part (namely a fulcrum) is held by a left hand, the right hand prizes by applying force, the direction is held by the left hand (the left hand can realize rotation by taking the fulcrum), and the prepared raw materials are sent to a specified required place; the traditional manual shovel has high labor intensity and high labor cost and is difficult to recruit; the problems of material piling, poor air permeability, poor stability of furnace conditions, uneven charging, poor economic and technical indexes of the electric furnace and the like caused by the blanking of the material pipe can also occur.
The traditional device for realizing the rotating function of the chute is shown in figure 1, wherein a motor is decelerated through a primary straight gear and then is decelerated through a secondary helical gear to meet the requirement of the rotating speed required by a pinion, and finally the requirement of the swinging-back force of the chute is met. Namely, the motion principle of the original feeder rotating device in the figure 1 is as follows: the motor is decelerated by the speed reducer and then decelerated by the gear to reach the required rotating speed, and the chute is driven to swing back and forth under the support of the supporting point. The traditional feeding mode has the defect that some electrical equipment (motors, speed reducers and the like) are subjected to electromagnetic interference in a high-magnetic-field environment, so that some unknown faults can occur, and the stable operation of the equipment is influenced.
Therefore, the traditional manual shovel feeding mode or the semi-automatic feeding manual pushing pendulum device rotating and swinging operation mode can not realize stable operation, and the uniform feeding purpose of the equipment is realized. This patent replaces artifical reinforced and semi-automatic material conveying manual work to put the material, alleviates workman's intensity of labour, releases the labour, reduces workman's potential safety hazard. This novel reinforced rotary drive device of patent has actual use meaning.
The utility model relates to a metallurgical equipment technical field discloses a hot stove in ore deposit reinforced rotary driving mechanism and feeding device, and wherein reinforced rotary driving mechanism includes: the driving hydraulic pump, the connecting pin shaft, the rack structure, the dovetail slide way, the rotating sleeve flange platform, the bolt and the like. When a signal is received, the oil cylinder rod makes a straight line to drive the rack to make a straight line motion, the rack makes a straight line motion in dovetail sliding, the dovetail slideway is welded on the rotary sleeve flange platform, and the rotary support is connected to the rotary sleeve flange platform through a bolt. When the rack moves linearly, the slewing bearing matched with the rack starts to rotate, and the rotating angle of the slewing bearing is limited under the action of the connecting rod, so that the feeding requirement is met. The structure principle is simple, the electric furnace is easy to maintain when being used, manual feeding is replaced, the labor intensity is greatly reduced, the production cost is reduced, the automatic operation of equipment is improved, and the production efficiency is improved.
Disclosure of Invention
The invention aims to solve the technical problems of high labor intensity and difficult labor recruitment caused by manual shovel charging or semi-automatic charging and manual shaking of the material placing device in the existing semi-closed submerged arc furnace in production; meanwhile, the chute is driven to rotate by adopting the oil cylinder rack structure and the connecting rod mechanism, so that unnecessary external interference is avoided, and the influence on the running stability of equipment caused by electromagnetic interference in the traditional environment of passing through a magnetic field of electrical equipment is replaced.
In order to solve the technical problems, the invention adopts the following technical scheme: a novel rotary driving mechanism of a submerged arc furnace feeding system comprises a hydraulic oil cylinder and a hydraulic cylinder locking piece, and is characterized by further comprising a rotary sleeve flange platform, a rack, a connecting rod mechanism and a rotary support, wherein a rotary sleeve extending platform is further arranged on the rotary sleeve flange platform, a chute is fixedly arranged on the rotary sleeve extending platform, the hydraulic oil cylinder is locked on the rotary sleeve extending platform through the hydraulic cylinder locking piece, the rack is of a hollow structure, and a dovetail-shaped slide way is arranged in the hollow structure of the rack; the rack moves linearly in the dovetail slide way; the dovetail type slide way is fixedly welded on the rotary sleeve flange platform, the rotary sleeve flange platform and the rotary support are concentric holes, the rotary sleeve flange platform is connected with the rotary support through a bolt, the outer edge of the upper surface of the rotary support is connected with one end of the rack through a connecting rod mechanism, and the teeth of the outer ring of the rotary support are meshed with the teeth of the rack; the linear motion of the rack is converted into the rotary motion of the rotary support.
Preferably, the link mechanism includes a first link, a second link, and a first pin, and the first link and the second link are connected by the first pin.
Preferably, a pin hole is formed in the short edge of the rack, a second pin shaft is arranged in the pin hole, and the rack is connected with the first connecting rod through the second pin shaft.
Preferably, a pin hole is formed in the slewing bearing, a third pin shaft is arranged in the pin hole, the slewing bearing is connected with the second connecting rod through the third pin shaft, and the first connecting rod and the second connecting rod limit the slewing range of the slewing bearing.
Preferably, the tail end of the output shaft of the hydraulic oil cylinder is of a flat head structure, a pin hole is formed in the flat head structure, and a fourth pin shaft is arranged in the pin hole; and the hydraulic oil cylinder is connected with the rack through a fourth pin shaft.
Preferably, the slewing bearing is of a hollow circular truncated cone structure.
Preferably, the rotating sleeve flange platform and the rotating sleeve extension platform are integrally arranged.
Preferably, the rotating sleeve extension platform is positioned at the outer edge end of the rotating sleeve flange platform.
Preferably, the slewing bearing outer ring and the inner ring of the rotary sleeve flange platform are both provided with bolt holes, and the slewing bearing is connected with the rotary sleeve flange platform through bolts.
The invention realizes no dead angle material supplement of the submerged arc furnace through the transmission oil cylinder rack and link mechanism and meets the operation requirements of uniform material feeding and required charge level material feeding. Finally, labor force release is realized, production labor force cost is reduced, automatic operation of equipment is improved, and meanwhile, the requirement of economic indexes of the electric furnace is met.
Therefore, the invention has great improvement on the traditional manual feeding mode, has practical use significance by replacing a manual rotary material swinging mode with the oil cylinder rack connecting rod mechanism, and has great significance for reducing the labor intensity of workers and improving the furnace condition.
The invention has the beneficial effects that:
(1) in the production process of smelting various alloys in the semi-closed submerged arc furnace, the oil cylinder rack mechanism provided by the invention ensures that the slewing bearing realizes slewing motion in a smaller area, and the matched material is accurately and uniformly added to a required position by matching with the lifting mechanism, so that on one hand, good air permeability of furnace burden is maintained, and smooth proceeding of chemical reaction in the furnace is accelerated; on the other hand, when the permeability in the submerged arc furnace is good, the heat energy of high-temperature furnace gas can be fully utilized to preheat the furnace charge, and the volatilization loss of main raw materials is reduced. The energy of the glowing furnace gas is utilized to create high-temperature chemical reaction conditions for various raw ores, improve the current addition and balance the three electrode currents;
(2) the invention provides a rotating device which highly imitates a manual shovel charging mode and aims to reduce the labor intensity of workers and release labor force;
(3) the rotary driving mechanism provided by the invention can realize the uniformity of the rotary motion of the chute, the oil cylinder moves, the pin shaft connection can drive the rack to move, the rack is meshed with the rotary support to drive the outer ring teeth of the rotary support to move, the rotary sleeve flange platform is connected with the rotary support through bolts, and the chute is welded and fixed with the rotary sleeve. When the slewing bearing performs slewing motion, the chute is driven to perform slewing motion, so that the function of slewing distributing is realized;
(4) under the same power, the hydraulic mechanism provided by the invention has the advantages that the output torque is increased, the structure is stable, the output force is large, and the output force is enhanced compared with the original structure under the same power. The overload phenomenon can not occur. The system operation is more stable. Can meet the use requirement.
(5) The rotary driving mechanism provided by the invention can be uniformly and reasonably arranged in a small range, has a simple structure, is easy to maintain and is easy to use on a submerged arc furnace material distribution system.
(6) The rotary driving mechanism provided by the invention realizes the rotary motion of the chute through the oil cylinder rack connecting rod mechanism, and can avoid some electromagnetic interference, so that the equipment runs stably and the service life is prolonged.
Drawings
FIG. 1: schematic diagram of original feeder rotating mechanism;
FIG. 2: the invention provides a schematic diagram of a rotary driving mechanism;
1. a hydraulic lever lock; 2. a hydraulic cylinder; 3. a fourth pin shaft; 4. a rack; 5. a dovetail-type slideway; 6. a second pin shaft; 7. a first link; 8. a first pin shaft; 9. a second link; 10. a third pin shaft; 11. a rotary support; 12. a rotating sleeve flange platform; 13. a rotating sleeve extension platform; 14. a slewing bearing flange platform; 15. an output pinion gear; 16. motor speed reducer mechanism.
Detailed Description
The invention is further illustrated by way of example in the following description with reference to the accompanying drawings:
the invention adopts the following technical scheme: a novel rotary driving mechanism of a submerged arc furnace feeding system comprises a hydraulic oil cylinder 2, a hydraulic cylinder locking piece 1, a rotary sleeve flange platform 12, a rack 4, a connecting rod mechanism and a rotary support 11, wherein the rotary sleeve flange platform 12 is rotatably sleeved with an extension platform 13, a chute is fixedly arranged on the rotary sleeve platform 13, the hydraulic oil cylinder 2 is locked on the rotary sleeve extension platform 13 through the hydraulic cylinder locking piece 1, the rack 4 is of a hollow structure, and a dovetail slide way 5 is arranged in the hollow structure of the rack; the rack moves linearly in the dovetail slide way 5; the dovetail type slideway 5 is fixedly welded on a rotary sleeve flange platform 12, the rotary sleeve flange platform 12 and a slewing bearing 11 are concentric holes, the slewing bearing 11 is arranged in the rotary sleeve flange platform 12, the outer edge of the upper surface of the slewing bearing 11 is connected with one end of a rack 4 through a link mechanism, and teeth of the outer ring of the slewing bearing 11 are meshed with teeth of the rack 4; the linear motion of the rack 4 is converted into the rotary motion of the rotary support 11.
The connecting rod mechanism provided by the invention comprises a first connecting rod 7, a second connecting rod 9 and a first pin shaft 8, wherein the first connecting rod 7 is connected with the second connecting rod 9 through the first pin shaft 8. A pin hole is formed in the short edge of the rack 4, a second pin shaft 6 is arranged in the pin hole, and the rack 4 is connected with the first connecting rod 7 through the second pin shaft 6. A pin hole is formed in the slewing bearing 11, a third pin shaft 10 is arranged in the pin hole, the slewing bearing 11 is connected with the second connecting rod 9 through the third pin shaft 10, and the first connecting rod 7 and the second connecting rod 9 limit the slewing range of the slewing bearing 11. The tail end of an output shaft of the hydraulic oil cylinder 2 is of a flat head structure, a pin hole is formed in the flat head structure, and a fourth pin shaft 3 is arranged in the pin hole; the hydraulic oil cylinder 2 is connected with the rack 4 through a fourth pin shaft 3. The rotary support 11 is in a hollow circular truncated cone structure. The sleeve flange platform 12 is integrally formed with the sleeve extension platform 13. The swivel extension platform 13 is located at the outer edge end of the swivel flange platform 12. The outer ring of the slewing bearing 11 and the inner ring of the rotating sleeve flange platform 12 are both provided with bolt holes, and the slewing bearing 11 is connected with the rotating sleeve flange platform 12 through bolts.
The rotary sleeve extension platform provided by the invention is used as a fixed oil cylinder, a fixed dovetail sliding device and a fixed chute.
The installation principle of the novel rotary driving mechanism of the submerged arc furnace charging system provided by the invention is briefly described as follows: a matched hydraulic oil cylinder 2 is purchased, the tail end of an output shaft of the hydraulic oil cylinder 2 is of a flat head structure, and a pin hole is formed in the flat head structure. Making hydraulic cylinder lock pieces (3); and manufacturing a fourth pin shaft 3 for connecting the hydraulic oil cylinder and the rack. Manufacturing a non-standard rack 4 which is of a hollow structure, wherein one end of the rack 4 is provided with teeth which are meshed with the outer ring teeth of the slewing bearing 11; a pin hole is arranged on one short side of the rack 4, and a second pin shaft 6 is manufactured; and a first connecting rod 7 is manufactured, one end of the first connecting rod 7 is connected with the short edge of the rack through a second pin shaft 6, and the other end of the first connecting rod 7 is connected with a second connecting rod 9. Manufacturing a first pin shaft 8 and a second connecting rod 9, wherein one end of the second connecting rod 9 is connected with one end of the first connecting rod 7, and the other end of the second connecting rod is sleeved on the first pin shaft 8. A pin hole is formed in the slewing bearing, and a third pin shaft 10 is fixed. And manufacturing a dovetail-shaped slideway 5, wherein the dovetail-shaped slideway 5 is fixedly welded on the rotary sleeve flange platform 12, and the flange is a special-shaped flange. Rack 4 slewing gear of hydraulic cylinder: the hydraulic cylinder is locked on the rotating sleeve flange platform 12 by the hydraulic cylinder locking piece 1 on the rotating sleeve extension platform 13.
The movement principle of the novel rotary driving mechanism of the submerged arc furnace charging system provided by the invention is briefly described as follows: when hydraulic oil enters the hydraulic oil cylinder, the hydraulic oil cylinder starts to move linearly. Because the hydraulic cylinder is connected with the rack pin and can drive the rack to move, and the dovetail-shaped slide way 5 is arranged in the hollow part of the rack 4, the rack 4 can do linear motion under the limitation of the dovetail-shaped slide way. The teeth of the rack 4 are meshed with the outer ring teeth of the slewing bearing 11, and the linear motion of the rack 4 is converted into the slewing motion of the slewing bearing 11; the rotary sleeve flange platform 12 is meshed with the outer ring of the rotary support 11, the chute is fixedly welded on the rotary sleeve extension platform 13, and when the rotary support 11 rotates, the chute is driven to rotate, so that the rotary material distribution function is realized; the combination of the first connecting rod 7 and the second connecting rod 9 limits the rotation range of the slewing bearing 11, when the oil cylinder does extension movement, the total length of the first connecting rod 7 and the second connecting rod 9 reaches the maximum, the slewing bearing 11 rotates to the maximum angle, when the oil cylinder does retraction movement, the distance between the first connecting rod 7 and the second connecting rod 9 is equal, and the other end limit of the slewing bearing 11 is determined. The cloth in a certain range can be met.
The above description is only an example of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A novel rotary driving mechanism of a submerged arc furnace feeding system comprises a hydraulic oil cylinder and a hydraulic cylinder locking piece, and is characterized by further comprising a rotary sleeve flange platform, a rack, a connecting rod mechanism and a rotary support, wherein a rotary sleeve extending platform is further arranged on the rotary sleeve flange platform, a chute is fixedly arranged on the rotary sleeve extending platform, the hydraulic oil cylinder is locked on the rotary sleeve extending platform through the hydraulic cylinder locking piece, the rack is of a hollow structure, and a dovetail-shaped slide way is arranged in the hollow structure of the rack; the rack moves linearly in the dovetail slide way; the dovetail type slide way is fixedly welded on the rotary sleeve flange platform, the rotary sleeve flange platform and the rotary support are concentric holes, the rotary support is arranged in the rotary sleeve flange platform, the outer edge of the upper surface of the rotary support is connected with one end of the rack through a connecting rod mechanism, and the teeth of the outer ring of the rotary support are meshed with the teeth of the rack; the linear motion of the rack is converted into the rotary motion of the rotary support.
2. The new rotary drive mechanism for the submerged arc furnace charging system as defined in claim 1, wherein the linkage mechanism comprises a first connecting rod, a second connecting rod, and a first pin, the first connecting rod and the second connecting rod being connected by the first pin.
3. The new rotary driving mechanism for feeding system of submerged arc furnace as claimed in claim 2, wherein the rack has a pin hole on its short side, a second pin is disposed in the pin hole, and the rack is connected to the first link via the second pin.
4. The novel rotary drive mechanism for a submerged arc furnace charging system as defined in claim 3, wherein the pivoting support is provided with a pin hole, a third pin is disposed in the pin hole, the pivoting support is connected to the second connecting rod by the third pin, and the first connecting rod and the second connecting rod define a pivoting range of the pivoting support.
5. The new rotary driving mechanism of the submerged arc furnace charging system as claimed in claim 4, wherein the end of the output shaft of the hydraulic cylinder is a flat head structure, a pin hole is formed on the flat head structure, and a fourth pin shaft is arranged in the pin hole; and the hydraulic oil cylinder is connected with the rack through a fourth pin shaft.
6. The new rotary drive mechanism for the submerged arc furnace charging system as defined in claim 1, wherein said rotary support is a hollow circular truncated cone structure.
7. The new rotary drive mechanism for the submerged arc furnace charging system as set forth in claim 1 wherein said rotary sleeve flange platform is integral with said rotary sleeve extension platform.
8. The new rotary drive mechanism for the submerged arc furnace charging system as set forth in claim 7 wherein said turnsleeve extension platform is located at the outer edge of the turnsleeve flange platform.
9. The new rotary driving mechanism for charging system of submerged arc furnace as claimed in claim 1, wherein the outer ring of the rotary support and the inner ring of the rotary sleeve flange platform are both provided with bolt holes, and the rotary support and the rotary sleeve flange platform are connected by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910833556.1A CN110608613A (en) | 2019-09-04 | 2019-09-04 | Novel rotary driving mechanism of submerged arc furnace feeding system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910833556.1A CN110608613A (en) | 2019-09-04 | 2019-09-04 | Novel rotary driving mechanism of submerged arc furnace feeding system |
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| CN110608613A true CN110608613A (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910833556.1A Pending CN110608613A (en) | 2019-09-04 | 2019-09-04 | Novel rotary driving mechanism of submerged arc furnace feeding system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307483A (en) * | 2022-09-13 | 2022-11-08 | 黑龙江省工业信息化发展中心 | Automatic magazine feeding system for projectile robot |
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| CN115307483B (en) * | 2022-09-13 | 2023-09-12 | 黑龙江省工业信息化发展中心 | Automatic bullet loading system of bullet magazine for projectile robot |
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