CN210193238U - Double-beam four-rail double-trolley hoisting mechanism of ladle crane - Google Patents
Double-beam four-rail double-trolley hoisting mechanism of ladle crane Download PDFInfo
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- CN210193238U CN210193238U CN201920564825.4U CN201920564825U CN210193238U CN 210193238 U CN210193238 U CN 210193238U CN 201920564825 U CN201920564825 U CN 201920564825U CN 210193238 U CN210193238 U CN 210193238U
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- trolley
- main
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- main trolley
- track
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- 230000007246 mechanism Effects 0.000 title claims abstract description 37
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 41
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims description 27
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 4
- 238000005266 casting Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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Abstract
The utility model relates to a two hoist mechanism of two tracks of two roof beams four rails of ladle crane belongs to crane equipment technical field. The utility model discloses an end beam, girder, main trolley track, two hydraulic stems, vice dolly track, vice dolly frame, main trolley frame, four vice dolly brakes, two vice dolly motors, two vice dolly reducers, vice dolly reel, four main trolley brakes, two main trolley motors, main trolley reducer, main trolley reel. The utility model uses the hydraulic rod to replace the auxiliary trolley running mechanism, so that the auxiliary trolley runs stably and the structure is simplified; the auxiliary trolley is placed in the frame of the main trolley, so that the use amount of steel of the main beam is reduced. The utility model has the advantages of simple structure, flexible operation and steel material saving.
Description
Technical Field
The utility model relates to a two hoist mechanism of two tracks of two roof beams four rails of ladle crane belongs to crane equipment technical field.
Background
Metallurgical foundry cranes are machines that operate by longitudinal movement in the direction of the plant rails, lateral movement of the trolley, and lifting and lowering of the hook. Has important function in the economic development process of China. The crane is suitable for metal smelting workshops and is used for lifting molten metal. The metallurgical casting crane is generally applicable to the environment temperature of-10 ℃ to +50 ℃, the relative humidity does not exceed 50% at the temperature of 40 ℃, and the radiation temperature of the lifted molten metal to the forging hook and the plate hook does not exceed 300 ℃. In order to meet the turning requirement of the ladle, the ladle is usually hung by a main hook, a side trunnion is hooked by an auxiliary hook, and the turning of the molten steel is realized by the movement of the auxiliary hook relative to the main hook. The main hook and the auxiliary hook are usually placed on two trolleys, and the two trolleys are usually required to relatively move on independent tracks in order to realize the relative movement of the two trolleys, so that the bridge frame is required to be provided with four main beams. The two lifting hooks with the structure have smaller left and right limit sizes, strong working adaptability and wide application, but also have the defects of larger self weight, more steel materials, higher cost and the like. To overcome this deficiency, the demand for more compact structures is becoming stronger.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the utility model provides a two dolly hoisting mechanism of two roof beam four rails of ladle crane for solve current hoist in main elevating capacity 140t to 200t, need four girders, very big extravagant material and lead to the dead weight too big, increased manufacturing cost's problem.
The utility model adopts the technical scheme that: a double-beam four-rail double-trolley hoisting mechanism of a casting crane comprises an end beam 1, a main beam 2, a main trolley track 3, two hydraulic rods 4, an auxiliary trolley track 5, an auxiliary trolley frame 6, a main trolley frame 7, four auxiliary trolley brakes 8, two auxiliary trolley motors 9, two auxiliary trolley reducers 10, an auxiliary trolley winding drum 11, four main trolley brakes 12, two main trolley motors 13, a main trolley reducer 14 and a main trolley winding drum 15;
the two hydraulic rods 4 are connected with an auxiliary trolley frame 6, and the auxiliary trolley frame 6 is integrally positioned on a main trolley frame 7;
the auxiliary trolley track 5 is arranged on the main trolley frame 7 right above the main trolley track 3;
the auxiliary trolley hoisting mechanism adopts two auxiliary trolley motors 9 and each motor is provided with two auxiliary trolley brakes 8, the shafts of the two auxiliary trolley motors 9 are respectively connected with the shafts of the auxiliary trolley reducers 10 through couplings, the two auxiliary trolley reducers 10 are connected with two ends of an auxiliary trolley winding drum 11, and the auxiliary trolley winding drum 11 is hung with an auxiliary hook through a steel wire rope;
the main trolley hoisting mechanism adopts two main trolley motors 13 and each motor is provided with two main trolley brakes 12, the shafts of the two motors are connected with the shafts at the two ends of a main trolley reducer 14 through couplings, the main trolley reducer 14 is connected with two main trolley winding drums 15, and the two main trolley winding drums 15 are jointly hung with a main hook through a steel wire rope.
Furthermore, the overall structure of the auxiliary trolley hoisting mechanism is arranged in a bilateral symmetry manner about two sides of the center line of the auxiliary trolley winding drum 11, the auxiliary trolley speed reducers 10 are respectively arranged on the left side and the right side of the auxiliary trolley winding drum 11, and the auxiliary trolley motor 9 is arranged on the side edge of the auxiliary trolley speed reducer 10.
Furthermore, the whole structure of the main trolley hoisting mechanism is arranged in bilateral symmetry about two sides of the central line of the main trolley reducer 14, main trolley winding drums 15 are respectively and symmetrically distributed on two sides of the low-speed shaft of the main trolley reducer 14, and main trolley motors 13 are respectively and symmetrically distributed on two sides of the high-speed shaft of the main trolley reducer 14.
Further, the auxiliary trolley track 5 is parallel to the main trolley track 3, and the auxiliary trolley track 5 is arranged on the main trolley frame 7 right above the main trolley track 3.
The utility model has the advantages that: the utility model uses the hydraulic rod to replace the running mechanism of the auxiliary trolley on the premise that the crane has the same lifting capacity, so that the running is more stable, the operation is flexible, the self weight of the crane is reduced as much as possible, and the manufacturing cost of the crane is reduced; the auxiliary trolley is placed in the frame of the main trolley, so that the consumption of steel of the main beam is reduced, and resources are saved. To sum up, the utility model has the advantages of the structure is retrencied, and the operation is nimble, and it is convenient to start, saves steel and iron material.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the auxiliary trolley of the present invention;
fig. 3 is a schematic view of the main cart of the present invention.
In fig. 1-3, the reference numerals are: 1-end beam, 2-main beam, 3-main trolley track, 4-hydraulic rod, 5-auxiliary trolley track, 6-auxiliary trolley frame, 7-main trolley frame, 8-auxiliary trolley brake, 9-auxiliary trolley motor, 10-auxiliary trolley reducer, 11-auxiliary trolley reel, 12-main trolley brake, 13-main trolley motor, 14-main trolley reducer, 15-main trolley reel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1: as shown in fig. 1-3, a twin-beam four-rail twin-trolley hoisting mechanism of a foundry crane comprises an end beam 1, a main beam 2, a main trolley track 3, two hydraulic rods 4, an auxiliary trolley track 5, an auxiliary trolley frame 6, a main trolley frame 7, four auxiliary trolley brakes 8, two auxiliary trolley motors 9, two auxiliary trolley reducers 10, an auxiliary trolley drum 11, four main trolley brakes 12, two main trolley motors 13, a main trolley reducer 14 and a main trolley drum 15;
the two hydraulic rods 4 are connected with an auxiliary trolley frame 6, and the auxiliary trolley frame 6 is integrally positioned on a main trolley frame 7;
the auxiliary trolley track 5 is arranged on the main trolley frame 7 right above the main trolley track 3;
the auxiliary trolley hoisting mechanism adopts two auxiliary trolley motors 9 and each motor is provided with two auxiliary trolley brakes 8, the shafts of the two auxiliary trolley motors 9 are respectively connected with the shafts of the auxiliary trolley reducers 10 through couplings, the two auxiliary trolley reducers 10 are connected with two ends of an auxiliary trolley winding drum 11, and the auxiliary trolley winding drum 11 is hung with an auxiliary hook through a steel wire rope;
the main trolley hoisting mechanism adopts two main trolley motors 13 and each motor is provided with two main trolley brakes 12, the shafts of the two motors are connected with the shafts at the two ends of a main trolley reducer 14 through couplings, the main trolley reducer 14 is connected with two main trolley winding drums 15, and the two main trolley winding drums 15 are jointly hung with a main hook through a steel wire rope.
Furthermore, the overall structure of the auxiliary trolley hoisting mechanism is arranged in a bilateral symmetry manner about two sides of the center line of the auxiliary trolley winding drum 11, the auxiliary trolley speed reducers 10 are respectively arranged on the left side and the right side of the auxiliary trolley winding drum 11, and the auxiliary trolley motor 9 is arranged on the side edge of the auxiliary trolley speed reducer 10.
Furthermore, the whole structure of the main trolley hoisting mechanism is arranged in bilateral symmetry about two sides of the central line of the main trolley reducer 14, main trolley winding drums 15 are respectively and symmetrically distributed on two sides of the low-speed shaft of the main trolley reducer 14, and main trolley motors 13 are respectively and symmetrically distributed on two sides of the high-speed shaft of the main trolley reducer 14.
Further, the auxiliary trolley track 5 is parallel to the main trolley track 3, and the auxiliary trolley track 5 is arranged on the main trolley frame 7 right above the main trolley track 3.
The invention can be applied to a casting crane, wherein the casting crane mainly comprises a hoisting mechanism of a main trolley and an auxiliary trolley, a running mechanism of a cart, the main trolley and the auxiliary trolley, a lifting appliance and a metal structure (a main beam and an end beam). The main beam and the end beam are usually welded or connected together by flanges, the cart running mechanism drives the end beam to move, and the main trolley running mechanism and the auxiliary trolley running mechanism respectively drive the main trolley and the auxiliary trolley to move along the direction of the main beam, so that the movement in a plane is realized. Hoisting mechanisms of the main trolley and the auxiliary trolley and hoists cargos to move up and down, and finally the cargos move in the space.
The utility model discloses a working process is: the ladle is hoisted by a hoisting mechanism of the main trolley and a main hook (gantry hook) below the hoisting mechanism, the main trolley is driven to move on a main trolley track 3 on the main beam 2 by a main trolley running mechanism externally arranged on a main trolley frame 7, and the end beam 1 is driven to move by the externally arranged main trolley running mechanism, so that the ladle can move between different stations.
The auxiliary trolley track 5 is arranged in the main trolley frame 7 and right above the main trolley track 3, the auxiliary trolley is driven by two hydraulic rods 4 (serving as an auxiliary trolley running mechanism) to move in a small range (the auxiliary trolley is driven to move along the direction of the main beam 2), so that the distance between the main hook and the auxiliary hook is adjusted, and when molten steel needs to be poured, the auxiliary hook hooks a trunnion on the side surface of a ladle to lift upwards, so that the molten steel is poured;
specifically, the auxiliary trolley motor 9 drives a high-speed shaft of an auxiliary trolley speed reducer 10, the low-speed shaft of the auxiliary trolley speed reducer 10 drives an auxiliary trolley winding drum 11 to wind a steel wire rope so that an auxiliary hook is lifted upwards, the auxiliary hook hooks a trunnion on the side surface of a ladle to lift upwards, and therefore molten steel is poured; after the lifting is carried out to a certain height, the auxiliary trolley motor 9 is rapidly stopped through the auxiliary trolley brake 8, so that the lifting is stopped;
a main trolley motor 13 drives a high-speed shaft of a main trolley reducer 14, and a low-speed shaft of the main trolley reducer 14 drives a main trolley winding drum 15 to wind a steel wire rope so as to lift a main hook upwards, so that a ladle is hoisted; after the hoisting is carried out to a certain height, the main trolley motor 13 is rapidly stopped through the main trolley brake 12, so that the hoisting is stopped;
the auxiliary trolley frame 6 is arranged in the main trolley frame 7, so that the left and right limit sizes of the two lifting hooks are smaller. The auxiliary trolley track 5 is arranged right above the main trolley track 3, so that the self weight of the auxiliary trolley and the force borne by the poured molten steel are borne by the main beam 2. The auxiliary trolley only moves in a small range, and the overall gravity center of the main trolley and the auxiliary trolley can not be obviously changed, so that the wheels of the main trolley can not slip. Two main beams 2 are adopted, and a main trolley track 3 is arranged on the main beams 2. And thickening the main trolley frame 7 below the auxiliary trolley track 5. Two hydraulic rods 4 are used for enabling the auxiliary trolley to move in a small range, so that the effect of adjusting the distance between the main hook and the auxiliary hook is achieved.
The utility model discloses to original structural improvement include: the auxiliary trolley is integrally placed in the frame of the main trolley, so that two main beams for supporting the auxiliary trolley originally are saved; the track of the auxiliary trolley is arranged right above the track of the main trolley, so that the self weight and the lifting load of the auxiliary trolley are supported by the main beam at the lower part of the main trolley; the running mechanism of the auxiliary trolley is replaced by two hydraulic rods, so that the running is more stable, and the self weight of the crane is reduced.
While the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a two roof beam four rails double trolley hoisting mechanism of ladle crane which characterized in that: the hydraulic auxiliary trolley comprises an end beam (1), a main beam (2), a main trolley track (3), two hydraulic rods (4), an auxiliary trolley track (5), an auxiliary trolley frame (6), a main trolley frame (7), four auxiliary trolley brakes (8), two auxiliary trolley motors (9), two auxiliary trolley reducers (10), an auxiliary trolley winding drum (11), four main trolley brakes (12), two main trolley motors (13), a main trolley reducer (14) and a main trolley winding drum (15);
the two hydraulic rods (4) are connected with a secondary trolley frame (6), and the secondary trolley frame (6) is integrally positioned on a main trolley frame (7);
the auxiliary trolley track (5) is arranged on a main trolley frame (7) right above the main trolley track (3);
the auxiliary trolley hoisting mechanism adopts two auxiliary trolley motors (9) and each motor is provided with two auxiliary trolley brakes (8), the shafts of the two auxiliary trolley motors (9) are respectively connected with the shafts of the auxiliary trolley reducers (10) through shaft couplings, the two auxiliary trolley reducers (10) are connected with two ends of an auxiliary trolley winding drum (11), and the auxiliary trolley winding drum (11) is hung with an auxiliary hook through a steel wire rope;
the main trolley hoisting mechanism adopts two main trolley motors (13) and each motor to be provided with two main trolley brakes (12), the shafts of the two motors are connected with the shafts at the two ends of a main trolley reducer (14) through shaft couplings, the main trolley reducer (14) is connected with two main trolley winding drums (15), and the two main trolley winding drums (15) are jointly hung with a main hook through a steel wire rope.
2. The twin beam four rail twin trolley hoist mechanism for a ladle crane according to claim 1 further comprising: the integral structure of the auxiliary trolley hoisting mechanism is bilaterally symmetrically arranged on two sides of the center line of the auxiliary trolley winding drum (11), the auxiliary trolley speed reducer (10) is arranged on the left side and the right side of the auxiliary trolley winding drum (11), and the auxiliary trolley motor (9) is arranged on the side edge of the auxiliary trolley speed reducer (10).
3. The twin beam four rail twin trolley hoist mechanism for a ladle crane according to claim 1 further comprising: the whole structure of the main trolley hoisting mechanism is arranged in a bilateral symmetry mode about the two sides of the central line of a main trolley speed reducer (14), main trolley winding drums (15) are respectively and symmetrically distributed on the two sides of a low-speed shaft of the main trolley speed reducer (14), and main trolley motors (13) are respectively and symmetrically distributed on the two sides of a high-speed shaft of the main trolley speed reducer (14).
4. The twin beam four rail twin trolley hoist mechanism for a ladle crane according to claim 1 further comprising: the auxiliary trolley track (5) is parallel to the main trolley track (3), and the auxiliary trolley track (5) is arranged on the main trolley frame (7) right above the main trolley track (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920564825.4U CN210193238U (en) | 2019-04-24 | 2019-04-24 | Double-beam four-rail double-trolley hoisting mechanism of ladle crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920564825.4U CN210193238U (en) | 2019-04-24 | 2019-04-24 | Double-beam four-rail double-trolley hoisting mechanism of ladle crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210193238U true CN210193238U (en) | 2020-03-27 |
Family
ID=69877091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920564825.4U Expired - Fee Related CN210193238U (en) | 2019-04-24 | 2019-04-24 | Double-beam four-rail double-trolley hoisting mechanism of ladle crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210193238U (en) |
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2019
- 2019-04-24 CN CN201920564825.4U patent/CN210193238U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200327 Termination date: 20210424 |
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| CF01 | Termination of patent right due to non-payment of annual fee |