CN100395046C - Elevator - Google Patents
Elevator Download PDFInfo
- Publication number
- CN100395046C CN100395046C CNB2006100209934A CN200610020993A CN100395046C CN 100395046 C CN100395046 C CN 100395046C CN B2006100209934 A CNB2006100209934 A CN B2006100209934A CN 200610020993 A CN200610020993 A CN 200610020993A CN 100395046 C CN100395046 C CN 100395046C
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- moving frame
- lifting moving
- column
- lifting
- guide wheel
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Abstract
The present invention discloses a lifting device on a cooling bench of a quenching machine unit used for carrying out heat treatment on steel in rolled steel production lines, which can works longtime in the environment of dust and water mist. The lifting device comprises a vertical column and a lifting moving frame, wherein the vertical column and the lifting moving frame are in transmission connection through screw nuts and screw rods. The present invention is characterized in that an inner guide wheel and an outer guide wheel in rolling match with the inner guide surface and the outer guide surface of the vertical column are respectively arranged at both ends of an inner guide wheel shaft and an outer guide wheel shaft which are arranged on the lifting moving frame; self-lubricating thrust bearings are respectively arranged between the inner guide wheel and the lifting moving frame and between the outer guide wheel and the lifting moving frame. Because the self-lubricating thrust bearings have the advantages of high positioning accuracy, heavy-load bearing, self-lubricating function and rust prevention, the present invention can works longtime in the environment of heavy load, dust, and water mist without generating occlusion and agglutination, and is particularly suitable for cooling benches of quenching machine units for carrying out heat treatment on steel by using rolling afterheat.
Description
Technical field
The present invention relates to the equipment that uses on a kind of steel rolling production-line, on especially a kind of steel rolling production-line steel are heat-treated lowering or hoisting gear on the cooling stand of quenching unit.
Background technology
Utilizing rolling waste heat that steel are heat-treated, can increase exponentially the service life of steel, is the new and high technology that steel rolling production is greatly developed.In order to handle the steel of many specifications, need the cooling stand of immediate quenching unit can lifting.The immediate quenching unit is to be in the work down of dust, water smoke environment, and, only when changing product variety or overhaul of the equipments, just need cool off the stand lifting.Therefore, require the guiding parts of cooling stand lowering or hoisting gear and transmission mechanism and long-time motionlessly not to produce interlock and adhesion because of dust, corrosion; Require to stop to such an extent that live on the arbitrary height of lowering or hoisting gear in working range for a long time, moving at any time again.
In the prior art, sliding guide mechanism is generally adopted in the stand lifting, and such mechanism can produce interlock and adhesion under dust, corrosion and long-time motionless operating mode; Existing common wheel track guiding mechanism, guiding accuracy are too low again, therefore, do not have to satisfy the lowering or hoisting gear of above-mentioned requirements.
Summary of the invention
Technical problem to be solved by this invention provides a kind of lowering or hoisting gear that satisfies long-term work under dust, water smoke environment.
The technical solution adopted for the present invention to solve the technical problems is: this lowering or hoisting gear comprises column and lifting moving frame, be in transmission connection by nut and screw mandrel between column and the lifting moving frame, it is characterized in that: the two ends that are arranged on interior guide wheel shaft on the lifting moving frame and outer guide wheel shaft, be separately installed with interior directive wheel that cooperates with the interior spigot surface rolling of column and the outer directive wheel that rolls and cooperate with the outer spigot surface of column, be respectively arranged with the self-lubricating thrust bearing between interior directive wheel and outer directive wheel and the lifting moving frame.
The invention has the beneficial effects as follows: because the interior directive wheel that cooperates that adopted the utilization and the interior spigot surface of column to roll and the outer directive wheel that cooperates with the outer spigot surface rolling of column lead, and be respectively arranged with the technical scheme that the self-lubricating thrust bearing supports the location between interior directive wheel and outer directive wheel and the lifting moving frame, thereby can make full use of self-lubricating thrust bearing positioning accuracy height, can bear heavy duty and have self-lubricating function and be difficult for the characteristics of corrosion, can satisfy in heavy duty, long-term work under dust and the water smoke environment and can not produce the requirement of interlock and adhesion is used on the quenching unit cooling bench frame that is particluarly suitable for utilizing rolling waste heat that steel are heat-treated.
Description of drawings
Fig. 1 is the general structure schematic diagram of lowering or hoisting gear of the present invention.
Fig. 2 is the cutaway view Amplified image along A-A direction among Fig. 1.
Fig. 3 is the partial enlarged drawing at B place among Fig. 1.
Fig. 4 is the partial enlarged drawing at C place among Fig. 1.
Be labeled as among the figure: load-bearing sprocket wheel 1, round-link chain 2, counterweight 3, column 4, interior guide wheel shaft 5, outer guide wheel shaft 6, self-lubricating thrust bearing 7, screw mandrel 8, lifting moving frame 9, nut 10, nut installation sleeve 11, ball ring 12, sphere gland 13, vertical shaft 14, bevel gear pair 15, lifting transmission case 16, outer directive wheel 17, horizontal drive shaft 18, interior directive wheel 19.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, lowering or hoisting gear of the present invention comprises column 4 and lifting moving frame 9, is in transmission connection by nut 10 and screw mandrel 8 between column 4 and the lifting moving frame 9.Be arranged on the interior guide wheel shaft 5 on the lifting moving frame 9 and the two ends of outer guide wheel shaft 6, be separately installed with interior directive wheel 19 that cooperates with the interior spigot surface rolling of column 4 and the outer directive wheel 17 that rolls and cooperate with the outer spigot surface of column 4, be respectively arranged with self-lubricating thrust bearing 7 between interior directive wheel 19 and outer directive wheel 17 and the lifting moving frame 9, by interior directive wheel 19, outer directive wheel 17 the elevating movement track of controlling lifting moving frame 9 that cooperates with column 4 inside and outside spigot surfaces.Self-lubricating thrust bearing 7 can adopt existing powder metallurgy sliding bearing etc., thereby can make full use of self-lubricating thrust bearing 7 positioning accuracy height, can bear heavy duty and have self-lubricating function and be difficult for the characteristics of corrosion, satisfy long-term work under heavy duty, dust and water smoke environment and can not produce the requirement of interlock and adhesion.Self-lubricating bearing is a prior art, repeats no more here.
More reliable in order to satisfy the nut 10 and the transmission between the screw mandrel 8 that in the process of operation, it are in transmission connection between column 4 and lifting moving frame 9, nut 10 is installed on the lifting moving frame 9 by nut installation sleeve 11, the external diameter of nut installation sleeve 11 is less than the installing hole aperture of nut 10, thereby the nut 10 after it is installed can have certain amount of movement diametrically, thereby in transmission process, utilize nut 10 mobile next automatic adjustment center diametrically, as Fig. 1, shown in Figure 3.
Be installed with lifting transmission case 16 on the horizontal support face of above-mentioned column 4, the vertical shaft 14 corresponding with screw mandrel 8 positions is installed on the lifting transmission case 16, vertical shaft 14 is connected with power source.Screw mandrel 8 is separately installed with sphere gland 13 and the ball ring 12 that mutual sphere contacts and is connected with vertical shaft 14 relative axle heads, thereby its screw mandrel 8 is installed on the vertical shaft 14 by the sphere gland 13 and the ball ring 12 of mutual coupling.Vertical shaft 14 and screw mandrel 8 opposing end faces are respectively arranged with intermeshing hock, are used to transmit moment of torsion.Because sphere contact between sphere gland 13 and the ball ring 12, make the center of its screw mandrel 8 can the certain angle of deflection vertical shaft 14 center lines, thereby have adaptive ability, as Fig. 1, shown in Figure 4.
For the weight of balance lifting parts, reduce the lifting power demand, improve service life of equipment, be provided with load-bearing sprocket wheel 1 on the top of column 4, round-link chain 2 walks around load-bearing sprocket wheel 1 and its two ends are connected with counterweight 3 with lifting moving frame 9 respectively.
Embodiment: as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, lowering or hoisting gear of the present invention comprises load-bearing sprocket wheel 1, round-link chain 2, counterweight 3, column 4, interior guide wheel shaft 5, outer guide wheel shaft 6, self-lubricating thrust bearing 7, screw mandrel 8, lifting moving frame 9, nut 10, nut installation sleeve 11, ball ring 12, sphere gland 13, vertical shaft 14, bevel gear pair 15, lifting transmission case 16, outer directive wheel 17, horizontal drive shaft 18, interior directive wheel 19.Be in transmission connection by nut 10 and screw mandrel 8 between column 4 and the lifting moving frame 9, be arranged on the interior guide wheel shaft 5 on the lifting moving frame 9 and the two ends of outer guide wheel shaft 6, be separately installed with interior directive wheel 19 that cooperates with the interior spigot surface rolling of column 4 and the outer directive wheel 17 that rolls and cooperate with the outer spigot surface of column 4, be respectively arranged with self-lubricating thrust bearing 7 between interior directive wheel 19 and outer directive wheel 17 and the lifting moving frame 9, by interior directive wheel 19, outer directive wheel 17 the elevating movement track of controlling lifting moving frame 9 that cooperates with column 4 inside and outside spigot surfaces.
By bolting lifting transmission case 16 is installed on the horizontal support face of above-mentioned column 4, the vertical shaft 14 corresponding with screw mandrel 8 positions is installed on the lifting transmission case 16, vertical shaft 14 usefulness taper roll bearings are installed on the lifting transmission case 16, and vertical shaft 14 is connected with power source.Screw mandrel 8 is installed on the vertical shaft 14 by the sphere gland 13 and the ball ring 12 of mutual coupling.Vertical shaft 14 and screw mandrel 8 opposing end faces are respectively arranged with intermeshing hock, are used to transmit moment of torsion.Because sphere contact between sphere gland 13 and the ball ring 12, make the center of its screw mandrel 8 can the certain angle of deflection vertical shaft 14 center lines, thereby have adaptive ability, as Fig. 1, shown in Figure 4.
For the weight of balance lifting parts, reduce the lifting power demand, improve service life of equipment, be provided with load-bearing sprocket wheel 1 on the top of column 4, round-link chain 2 walks around load-bearing sprocket wheel 1 and its two ends are connected with counterweight 3 with lifting moving frame 9 respectively.
During work, drive horizontal drive shaft 18 rotations, by bevel gear pair 15 rotation of horizontal drive shaft 18 is passed to vertical shaft 14, again by the lifting of vertical shaft 14 by screw mandrel 8 and nut 10 control lifting moving framves 9 with reducing motor.
Claims (4)
1. lowering or hoisting gear, comprise column (4) and lifting moving frame (9), be in transmission connection by nut (10) and screw mandrel (8) between column (4) and the lifting moving frame (9), it is characterized in that: be arranged on the interior guide wheel shaft (5) on the lifting moving frame (9) and the two ends of outer guide wheel shaft (6), be separately installed with interior directive wheel (19) that cooperates with the interior spigot surface rolling of column (4) and the outer directive wheel (17) that rolls and cooperate with the outer spigot surface of column (4), be respectively arranged with self-lubricating thrust bearing (7) between interior directive wheel (19) and outer directive wheel (17) and the lifting moving frame (9).
2. lowering or hoisting gear as claimed in claim 1 is characterized in that: nut (10) is installed on the lifting moving frame (9) by nut installation sleeve (11), and the external diameter of nut installation sleeve (11) is less than the installing hole aperture of nut (10).
3. lowering or hoisting gear as claimed in claim 1, it is characterized in that: be installed with lifting transmission case (16) on the horizontal support face of column (4), the vertical shaft (14) corresponding with screw mandrel (8) position is installed on the lifting transmission case (16), screw mandrel (8) is separately installed with sphere gland (13) and the ball ring (12) that mutual sphere contacts and is connected with the relative axle head of vertical shaft (14), and vertical shaft (14) and screw mandrel (8) opposing end faces are respectively arranged with intermeshing hock.
4. lowering or hoisting gear as claimed in claim 1 is characterized in that: the top of column (4) is provided with load-bearing sprocket wheel (1), and round-link chain (2) walks around load-bearing sprocket wheel (1) and its two ends are connected with counterweight (3) with lifting moving frame (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100209934A CN100395046C (en) | 2006-05-11 | 2006-05-11 | Elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100209934A CN100395046C (en) | 2006-05-11 | 2006-05-11 | Elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1846890A CN1846890A (en) | 2006-10-18 |
| CN100395046C true CN100395046C (en) | 2008-06-18 |
Family
ID=37076751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100209934A Active - Reinstated CN100395046C (en) | 2006-05-11 | 2006-05-11 | Elevator |
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| Country | Link |
|---|---|
| CN (1) | CN100395046C (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2197349Y (en) * | 1994-06-04 | 1995-05-17 | 王国栋 | Mechanical lifting apparatus |
| JPH0881189A (en) * | 1994-09-13 | 1996-03-26 | Mitsubishi Materials Corp | Elevating device |
| CN2236908Y (en) * | 1995-07-13 | 1996-10-09 | 陈渊坤 | High cycle wheel pipe machine |
| US6032998A (en) * | 1997-12-17 | 2000-03-07 | Converter Accessory Corporation, Inc. | Power assisted roll handling apparatus |
| CN2430422Y (en) * | 2000-05-18 | 2001-05-16 | 机械工业部西安重型机械研究所 | Ball screw lift device |
| US20060032725A1 (en) * | 2000-06-30 | 2006-02-16 | Plesh Ronald L | Rollers mountable to a cooling bed plate transfer grid |
| CN2913316Y (en) * | 2006-05-30 | 2007-06-20 | 攀钢集团攀枝花钢铁研究院 | Elevator apparatus |
-
2006
- 2006-05-11 CN CNB2006100209934A patent/CN100395046C/en active Active - Reinstated
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2197349Y (en) * | 1994-06-04 | 1995-05-17 | 王国栋 | Mechanical lifting apparatus |
| JPH0881189A (en) * | 1994-09-13 | 1996-03-26 | Mitsubishi Materials Corp | Elevating device |
| CN2236908Y (en) * | 1995-07-13 | 1996-10-09 | 陈渊坤 | High cycle wheel pipe machine |
| US6032998A (en) * | 1997-12-17 | 2000-03-07 | Converter Accessory Corporation, Inc. | Power assisted roll handling apparatus |
| CN2430422Y (en) * | 2000-05-18 | 2001-05-16 | 机械工业部西安重型机械研究所 | Ball screw lift device |
| US20060032725A1 (en) * | 2000-06-30 | 2006-02-16 | Plesh Ronald L | Rollers mountable to a cooling bed plate transfer grid |
| CN2913316Y (en) * | 2006-05-30 | 2007-06-20 | 攀钢集团攀枝花钢铁研究院 | Elevator apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1846890A (en) | 2006-10-18 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080618 |
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| RR01 | Reinstatement of patent right |
Former decision: cessation of patent right due to non-payment of the annual fee Former decision publication date: 20100728 |