CN102172828A - Replacement device for main motor of vertical roller mill - Google Patents
Replacement device for main motor of vertical roller mill Download PDFInfo
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- CN102172828A CN102172828A CN 201010616686 CN201010616686A CN102172828A CN 102172828 A CN102172828 A CN 102172828A CN 201010616686 CN201010616686 CN 201010616686 CN 201010616686 A CN201010616686 A CN 201010616686A CN 102172828 A CN102172828 A CN 102172828A
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- motor
- dolly
- electric machine
- machine support
- hydraulic cylinder
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Abstract
The invention discloses a replacement device for a main motor of a vertical roller mill, which comprises a main motor, a motor bracket, a motor trolley and hydraulic cylinders, wherein the main motor is fixedly arranged on the motor trolley which is fixedly arranged on the motor bracket; four wheels are arranged on the motor trolley, and two wheel tracks matched with the wheels of the motor trolley are arranged on the motor bracket; and the hydraulic cylinders are arranged at the positions at which the motor bracket corresponds to the four wheels of the motor trolley, the top surface of a piston rod of each hydraulic cylinder presses against the wheels of the motor trolley at original position, the radial central line of the piston rod of each hydraulic cylinder is coincident with the central lines of the wheels of the motor trolley, and the hydraulic cylinder is provided with a connector connected with an external hydraulic system. The replacement device has obvious advantages of simple structure, simplicity, convenience and practicability, capability of replacing the main motor without detaching of a main speed reducer, easiness in manufacturing, low cost and capability of greatly improving the replacement efficiency of the main motor.
Description
Technical field
The present invention relates to technical field of steel rolling, relate in particular to vertical miller, be specially more changing device of vertical miller master motor.
Background technology
In the continuous hot-rolling mill unit of prior art, the installation and removal of vertical miller main driving motor do not have special instrument, and it is very inconvenient to install and dismantle when keeping in repair.Particularly dismantle main motor, because main motor is installed in the main electric machine support, main electric machine support top is equipped with main gear reducer, so the main gear reducer of need dismantling earlier could be taken out main motor.Waste time and energy so at the scene, influence operating efficiency.
Summary of the invention
The objective of the invention is to design the installation and the provision for disengagement at a kind of edger roll master motor scene, it is convenient and swift as far as possible that motor is changed, and overcomes the deficiencies in the prior art.
Technical scheme of the present invention is: a kind of vertical miller master motor is changing device more, comprise main motor and electric machine support, main motor is installed on the base plate of electric machine support, electric machine support is installed on the milling train abase frame, it is characterized in that described vertical miller master motor more changing device also comprise motor dolly and hydraulic cylinder, described motor dolly is the square planar frame structure, the position at four angles of motor dolly is equipped with 4 wheels, and the plane framework of motor dolly is provided with the motor bolt hole of the main motor of fixed installation and the motor cart stationary is installed to support bracket bolt hole on the electric machine support; Main motor is fixedly mounted on the motor dolly, and the motor cart stationary is installed on the electric machine support; Described electric machine support is the space framework with last surface plate and lower shoe, the motor dolly is installed on the electric machine support lower shoe, on the electric machine support lower shoe motor dolly installation site be provided with the motor dolly on the corresponding bolt hole in support bracket bolt hole, have the hydraulic cylinder installing hole with four wheel correspondence positions of motor dolly on the electric machine support lower shoe, the part of the outstanding motor dolly lower plane of the wheel of motor dolly places in the hydraulic cylinder installing hole, the electric machine support lower shoe be provided with two wheel rails that wheel matches of each side of motor dolly, wheel rail is provided with along motor dolly moving direction, and length is the position of an extensible main motor; Described hydraulic cylinder is fixedly mounted on the hydraulic cylinder installing hole place of electric machine support, the piston rod end face home position of hydraulic cylinder and the wheel of motor dolly connect, the radial centre lines of the piston rod of hydraulic cylinder overlaps with the wheel center line of motor dolly, and the connector that is connected with external hydraulic system is arranged on the hydraulic cylinder.
A kind of vertical miller master motor of the present invention is changing device more, it is characterized in that described hydraulic cylinder is provided with piston rod and moves stopping means, and the top side location after stopping means stretches out piston rod flushes with wheel rail face on the electric machine support.
A kind of vertical miller master motor of the present invention is changing device more, and it is limit switch that the piston rod that it is characterized in that described hydraulic cylinder moves stopping means.
A kind of vertical miller master motor of the present invention more using method of changing device is: normal operating conditions, and main motor closes fastening being positioned on the motor dolly by the bolt handle, and the motor dolly closes fastening being positioned on the electric machine support by the bolt handle; Change owner motor status more, unclamp the fastening bolt that closes fastening location electric machine support and motor dolly, the connector that is connected with external hydraulic system on the hydraulic cylinder is connected with external hydraulic system, to the hydraulic cylinder fuel feeding, piston rod is protruding, wheel is flushed with the wheel rail face together with motor dolly jack-up to wheel bottom surface, motor dolly and main motor are pulled out together, main motor is hung away with draw-gear; It is opposite with said process to change the new motor step, with main motor handling to the motor dolly, with bolt main motor handle is closed fastening being positioned on the motor dolly, with draw-gear motor dolly and main motor being back into motor dolly installation site together, is lower shoe on the motor dolly closing the fastening electric machine support that is positioned at bolt.
The outstanding feature that the present invention has is simple in structure, and is simple and practical, and need not dismantle main gear reducer is replaceable main motor; Make easily, cost is low; Can improve the replacing efficient of main motor greatly.
Description of drawings
The present invention has accompanying drawing three width of cloth, wherein
Accompanying drawing 1 be vertical miller master motor more the changing device master look schematic diagram
Accompanying drawing 2 is that the A A of accompanying drawing 1 is to generalized section
Accompanying drawing 3 is more changing device motor dolly schematic diagrames of vertical miller master motor
Accompanying drawing 4 is more local enlarged diagrams of changing device of edger roll master motor
In the accompanying drawing, 1, electric machine support, 2, main motor, 3, the motor dolly, 4, wheel, 5, hydraulic cylinder, 6, wheel rail, 7, the electric machine support lower shoe.
The specific embodiment
Embodiment below in conjunction with accompanying drawing is further described the present invention.
Shown in the drawings is main motor changing device more on the 1780mm roughing unit.Motor dolly 3 is square planar frame structures, the position at four angles of motor dolly is equipped with four wheels 4, and the plane framework of motor dolly 3 is provided with the motor bolt hole of the main motor of fixed installation and the motor cart stationary is installed to support bracket bolt hole on the electric machine support; Two main motors 2 of left and right symmetry are installed on separately the motor dolly 3 with bolting respectively, and motor dolly 3 usefulness bolting are installed on the electric machine support 1; Electric machine support 1 have the hydraulic cylinder installing hole with four the wheel 4 correspondence positions motor dolly, the part of the outstanding motor dolly lower plane of the wheel on the motor dolly 3 places in the hydraulic cylinder installing hole, the corresponding position of straight line that two wheels electric machine support 1 and each side motor dolly form is provided with twice wheel rail 6; Hydraulic cylinder 5 is fixedly mounted on the hydraulic cylinder installing hole place of electric machine support, the piston rod end face of hydraulic cylinder 5 connects at the wheel 4 of home position and motor dolly 3, wheel 4 central lines of the radial centre lines of the piston rod of hydraulic cylinder 5 and motor dolly 3 have the connector that is connected with external hydraulic system on the hydraulic cylinder 5.
When changing motor, unclamp the fastening bolt that closes fastening location electric machine support 1 and motor dolly 3, the connector that is connected with external hydraulic system on the hydraulic cylinder 5 is connected with external hydraulic system, to the hydraulic cylinder fuel feeding, piston rod is protruding, wheel 4 is flushed with wheel rail 6 faces together with motor dolly 3 jack-up to wheel bottom surface, motor dolly 3 and main motor 2 are pulled out together, will lead electric 2 machines and hang away with draw-gear; It is opposite with said process to change the new motor step, with main motor 2 handlings to motor dolly 3, with bolt 2 in main motor is closed fastening being positioned on the motor dolly 3, with draw-gear motor dolly 3 and main motor 2 are back into motor dolly installation site together, with bolt with motor dolly 3 closing on the fastening lower shoe 7 that is positioned at electric machine support.
Claims (4)
1. vertical miller master motor changing device more, comprise main motor (2) and electric machine support (1), main motor (2) is installed on the base plate of electric machine support, electric machine support (1) is installed on the milling train abase frame, it is characterized in that described vertical miller master motor more changing device also comprise motor dolly (3) and hydraulic cylinder (5), described motor dolly (3) is the square planar frame structure, the position at four angles of motor dolly is equipped with 4 wheels (4), and the plane framework of motor dolly (3) is provided with the motor bolt hole of the main motor of fixed installation and the motor cart stationary is installed to support bracket bolt hole on the electric machine support; Main motor (2) is fixedly mounted on the motor dolly (3), and motor dolly (3) is fixedly mounted on the electric machine support (1); Described electric machine support (1) is the space framework with last surface plate and lower shoe (7), motor dolly (3) is installed on the electric machine support lower shoe (7), electric machine support lower shoe (7) go up motor dolly installation site be provided with the motor dolly on the corresponding bolt hole in support bracket bolt hole, electric machine support lower shoe (7) is gone up and four wheels of motor dolly (4) correspondence position has the hydraulic cylinder installing hole, the part of the outstanding motor dolly lower plane of the wheel of motor dolly (4) places in the hydraulic cylinder installing hole, electric machine support lower shoe (7) is provided with and the wheel rail (6) that matches with two wheels of each side of motor dolly, wheel rail (6) is provided with along motor dolly moving direction, and length is the position of an extensible main motor; Described hydraulic cylinder (5) is fixedly mounted on the hydraulic cylinder installing hole place of electric machine support (1), the piston rod end face home position of hydraulic cylinder (5) and the wheel of motor dolly connect, wheel (4) central lines of the radial centre lines of the piston rod of hydraulic cylinder (5) and motor dolly, hydraulic cylinder has the connector that is connected with external hydraulic system on (5).
2. a kind of vertical miller master motor according to claim 1 is changing device more, it is characterized in that described hydraulic cylinder (5) is provided with piston rod and moves stopping means, and the top side location after stopping means stretches out piston rod flushes with wheel rail face on the electric machine support.
3. a kind of vertical miller master motor according to claim 2 is changing device more, and it is limit switch that the piston rod that it is characterized in that described hydraulic cylinder moves stopping means.
The described a kind of vertical miller master motor of claim 1 more the using method of changing device be: normal operating conditions, main motor (2) closes fastening being positioned on the motor dolly (3) by the bolt handle, and motor dolly (3) closes fastening being positioned on the electric machine support (1) by the bolt handle; Change owner motor status more, unclamp the fastening bolt that closes fastening location electric machine support (1) and motor dolly (3), hydraulic cylinder (5) is gone up the connector that is connected with external hydraulic system to be connected with external hydraulic system, to the hydraulic cylinder fuel feeding, piston rod is protruding, wheel (4) is flushed with the wheel rail face together with motor dolly (3) jack-up to wheel bottom surface, motor dolly (3) and main motor (2) are pulled out together, main motor (2) is hung away with draw-gear; It is opposite with said process to change the new motor step, main motor (2) handling is arrived on the motor dolly (3), with bolt with main motor (2) closing fastening being positioned on the motor dolly (3), with draw-gear motor dolly (3) and main motor (2) are back into motor dolly installation site together, with bolt with motor dolly (3) closing fastening being positioned on the electric machine support lower shoe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010616686A CN102172828B (en) | 2010-12-30 | 2010-12-30 | Replacement device for main motor of vertical roller mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010616686A CN102172828B (en) | 2010-12-30 | 2010-12-30 | Replacement device for main motor of vertical roller mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102172828A true CN102172828A (en) | 2011-09-07 |
| CN102172828B CN102172828B (en) | 2012-10-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010616686A Active CN102172828B (en) | 2010-12-30 | 2010-12-30 | Replacement device for main motor of vertical roller mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102172828B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551637A (en) * | 2014-12-29 | 2015-04-29 | 中国第一重型机械股份公司 | Screw bolt stretching machine for pressure container |
| CN105414941A (en) * | 2015-12-29 | 2016-03-23 | 中科院南京天文仪器有限公司 | Primary lens disassembly-assembly device for large telescope |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4486936A (en) * | 1981-10-02 | 1984-12-11 | Curry Paul F | Apparatus for removing a roller or workpiece |
| CN2553918Y (en) * | 2002-06-22 | 2003-06-04 | 唐山钢铁股份有限公司 | Quick roll-changing device for vertical roll of rolling |
| CN2875635Y (en) * | 2005-11-14 | 2007-03-07 | 沈阳重型机械集团有限责任公司 | Cutting yoke type roll replacing device |
| CN201470674U (en) * | 2009-08-04 | 2010-05-19 | 西安威科多机电设备有限公司 | High-speed wire rod production line pre-finishing mill group |
-
2010
- 2010-12-30 CN CN201010616686A patent/CN102172828B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4486936A (en) * | 1981-10-02 | 1984-12-11 | Curry Paul F | Apparatus for removing a roller or workpiece |
| CN2553918Y (en) * | 2002-06-22 | 2003-06-04 | 唐山钢铁股份有限公司 | Quick roll-changing device for vertical roll of rolling |
| CN2875635Y (en) * | 2005-11-14 | 2007-03-07 | 沈阳重型机械集团有限责任公司 | Cutting yoke type roll replacing device |
| CN201470674U (en) * | 2009-08-04 | 2010-05-19 | 西安威科多机电设备有限公司 | High-speed wire rod production line pre-finishing mill group |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104551637A (en) * | 2014-12-29 | 2015-04-29 | 中国第一重型机械股份公司 | Screw bolt stretching machine for pressure container |
| CN104551637B (en) * | 2014-12-29 | 2016-12-07 | 中国第一重型机械股份公司 | A kind of bolt stretching machine for pressure vessel |
| CN105414941A (en) * | 2015-12-29 | 2016-03-23 | 中科院南京天文仪器有限公司 | Primary lens disassembly-assembly device for large telescope |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102172828B (en) | 2012-10-24 |
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