CN1962357A - Screw propeller vertical preassemble method - Google Patents
Screw propeller vertical preassemble method Download PDFInfo
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- CN1962357A CN1962357A CN 200610134341 CN200610134341A CN1962357A CN 1962357 A CN1962357 A CN 1962357A CN 200610134341 CN200610134341 CN 200610134341 CN 200610134341 A CN200610134341 A CN 200610134341A CN 1962357 A CN1962357 A CN 1962357A
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- tube shaft
- stern tube
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Abstract
The invention relates to an airscrew upright preset method, wherein it comprises horizontally setting the airscrew on the base; lifting the tail axle to aim the tail axle mounting taper hole of hub; using hydraulic nut support to mount the hydraulic nut at the screw end of tail axle, screwing the nut, and connecting the meter of compressed tail axle to the tail axle, while its contactor is vertically contacted with the end of hub; starting the radial hydraulic pump and axial hydraulic pump, expanding the hub, and hydraulic nut compresses the airscrew into reference point at the tail axle, until into preset amount. The invention has simple installment and reduced labor force.
Description
Technical field
The present invention relates to screw shaft of ship and screw propeller preassemble method, particularly relate to screw propeller vertical preassemble method.
Background technology
Screw propeller is the important composition parts of marine propulsion, propeller for vessels commonly used all adopts keyless, it is to utilize highly pressurised liquid (hydraulic radial) to make the propeller hub body produce elastic deformation to make it to swell, another road highly pressurised liquid utilizes hydraulic efficiency nut the oar body to be pushed the cone position of oar axle simultaneously, after axially the amount of pushing reaches the needed amount of pushing, shedding hydraulic radial shrinks on the cone position that is fixed on axle propeller hub, because the elastic deformation effect makes the hub body produce combined stresses, and certain friction coefficient is arranged between them, thereby between the conical surface, produce poly-tight power, thereby but transfer torque.
Should pre-install behind screw shaft of ship and the screw propeller bedding-in its bedding-in situation is checked, behind screw propeller and stern tube shaft bedding-in, erected stern tube shaft to certain altitude in the past and carried out secure fixation, and screw propeller sling and be adjusted to plumbness be inserted in the stern tube shaft conical section, hydraulic efficiency nut is installed and tighten after pre-install.This preassemble method long construction period, poor stability, take up room greatly, slinging for the screw propeller of large ship rotates to plumbness certain danger is arranged.(as shown in Figure 1)
Summary of the invention
The technical problem to be solved in the present invention is to adopt vertical preassemble method, and promptly stern tube shaft falls into the screw propeller taper hole and press-fits, and assembling is carried out smoothly, guarantees installation quality, the screw propeller vertical preassemble method of science.
The technical scheme that adopts is:
Screw propeller vertical preassemble method comprises the following steps:
1, sets up and grind the oar pedestal before the prepackage, the screw propeller on even keel is placed on grinds on the oar pedestal;
2, by the stern tube shaft flange stern tube shaft is firmly put together on the stern tube shaft suspender, and the stern tube shaft of slinging is aimed at stern tube shaft installation taper hole on the propeller hub;
3, the stern tube shaft of screw propeller is installed taper hole, the hydraulic pressure oilhole all cleans and dries up with clean gasoline, and is coated with the hydraulic oil that the last layer Hydraulic Pump is used;
4, conical section of adorning mutually with screw propeller on the cleaning stern tube shaft and the screw thread that screws in hydraulic efficiency nut are removed in the taper hole that behind the burr stern tube shaft is inserted screw propeller on the screw thread;
5, the cleaning hydraulic efficiency nut is removed on the screw thread and is coated molybdenum disulphide behind the burr, with the hydraulic efficiency nut carriage hydraulic efficiency nut is installed in the stern tube shaft thread end, and screws hydraulic efficiency nut;
6, the dial measuring gauge that will measure the stern tube shaft amount of being pressed into is connected on the stern tube shaft, and its dial measuring gauge contact contacts with the propeller hub end face is vertical;
7, be ready to axial hydraulic pump and hydraulic radial pump, the axial hydraulic pump connects hydraulic efficiency nut, hydraulic radial pump connecting bolt oar propeller hub;
8, startup and hydraulic efficiency nut bonded assembly axial hydraulic pump, screw propeller begins to be pressed on the stern tube shaft, restart and propeller hub bonded assembly hydraulic radial pump, hydraulic radial pump and axial hydraulic pump are worked simultaneously, the stressed expansion of propeller hub, oil pressure slowly rises in the hydraulic efficiency nut, under the hydraulic efficiency nut effect screw propeller is pressed into bench mark from stern tube shaft, up to the amount of being pressed into that screw propeller is pressed into the stern tube shaft regulation.
The above-mentioned bench mark that is pressed into, it asks method as follows:
Start the axial hydraulic pump that connects hydraulic efficiency nut, stern tube shaft begins to be pressed into the propeller axis hole, set and be pressed into 0.5mm at every turn, reaching 2mm to the stern tube shaft amount of being pressed into ends, write down the amount of being pressed into when being pressed into and be pressed into power, with the every group of amount of being pressed into be pressed into the pairing point of power and be drawn on the coordinate paper, can make the amount of being pressed into and be pressed into the relation curve of power by these points, this curve is prolonged hands over X-axis in A
0, A
0Be and be pressed into bench mark, total axially amount of being pressed into is just from A
0Point begins metering.
Vertical preassemble of the present invention is compared with traditional horizontal preassemble method, and advantage is that assembling, convenient disassembly are rapid, and safety has reduced the labour intensity of constructing, and saves human and material resources.
Description of drawings
Fig. 1 is that scheme drawing is arranged in the traditional horizontal prepackage of stern tube shaft and screw propeller.
Fig. 2 is that stern tube shaft and screw propeller vertical preassemble are arranged scheme drawing.
Fig. 3 is that stern tube shaft and screw propeller vertical preassemble carry out scheme drawing.
Fig. 4 is that screw propeller is pressed into and measures initial point coordinate scheme drawing.
The specific embodiment
Screw propeller vertical preassemble method comprises the following steps:
1, sets up and grind oar pedestal 6 before the prepackage, screw propeller 2 on even keels are placed on grind on the oar pedestal;
2, by the stern tube shaft flange stern tube shaft 1 is firmly put together on the stern tube shaft suspender 9, and the stern tube shaft of slinging is aimed at stern tube shaft installation taper hole on the propeller hub 10;
3, the stern tube shaft of screw propeller is installed taper hole, the hydraulic pressure oilhole all cleans and dries up with clean gasoline, and is coated with the hydraulic oil that the last layer Hydraulic Pump is used;
4, conical section of adorning mutually with screw propeller on the cleaning stern tube shaft and the screw thread that screws in hydraulic efficiency nut are removed in the taper hole that behind the burr stern tube shaft is inserted screw propeller on the screw thread;
5, cleaning hydraulic efficiency nut 3 is removed on the screw thread and is coated molybdenum disulphide behind the burr, with hydraulic efficiency nut carriage 7 hydraulic efficiency nut is installed in the stern tube shaft thread end, and screws hydraulic efficiency nut;
6, the dial measuring gauge 8 that will measure the stern tube shaft amount of being pressed into is connected on the stern tube shaft its dial measuring gauge contact and vertical contact of propeller hub 10 end faces;
7, be ready to axial hydraulic pump 5 and hydraulic radial pump 4, the axial hydraulic pump connects hydraulic efficiency nut, hydraulic radial pump connecting bolt oar propeller hub;
8, startup and hydraulic efficiency nut bonded assembly axial hydraulic pump, screw propeller begins to be pressed on the stern tube shaft, restart and propeller hub bonded assembly hydraulic radial pump, hydraulic radial pump and axial hydraulic pump are worked simultaneously, the stressed expansion of propeller hub, oil pressure slowly rises in the hydraulic efficiency nut, under the hydraulic efficiency nut effect screw propeller is pressed into bench mark from stern tube shaft, up to the amount of being pressed into (as Fig. 2, shown in Figure 3) that screw propeller is pressed into the stern tube shaft regulation.
The described method of asking that is pressed into bench mark, be to set to be pressed into 0.5mm at every turn, reaching 2mm to the stern tube shaft amount of being pressed into ends, write down the amount of being pressed into when being pressed into and be pressed into power, with the every group of amount of being pressed into be pressed into the pairing point of power and be drawn on the coordinate paper, can make the amount of being pressed into and the relation curve that is pressed into power by these points, this curve be prolonged hand over X-axis in A
0, A
0Be and be pressed into bench mark (as shown in Figure 4).
Claims (2)
1, screw propeller vertical preassemble method is characterized in that comprising the steps:
Set up before A, the prepackage and grind oar pedestal (6), screw propeller (2) on even keel is placed on grinds on the oar pedestal;
B, stern tube shaft (1) is firmly put together on the stern tube shaft suspender (9), and the stern tube shaft of slinging is aimed at propeller hub (10) and is gone up stern tube shaft taper hole is installed by the stern tube shaft flange;
The stern tube shaft of C, screw propeller is installed taper hole, the hydraulic pressure oilhole all cleans and dries up with clean gasoline, and is coated with the hydraulic oil that the last layer Hydraulic Pump is used;
Conical section of adorning mutually with screw propeller on D, the cleaning stern tube shaft and the screw thread that screws in hydraulic efficiency nut are removed in the taper hole that behind the burr stern tube shaft is inserted screw propeller on the screw thread;
E, cleaning hydraulic efficiency nut (3) are removed on the screw thread and are coated molybdenum disulphide behind the burr, with hydraulic efficiency nut carriage (7) hydraulic efficiency nut are installed in the stern tube shaft thread end, and screw hydraulic efficiency nut;
F, the dial measuring gauge (8) that will measure the stern tube shaft amount of being pressed into are connected on the stern tube shaft its dial measuring gauge contact and vertical contact of propeller hub (10) end face;
G, be ready to axial hydraulic pump (5) and hydraulic radial pump (4), the axial hydraulic pump connects hydraulic efficiency nut, hydraulic radial pump connecting bolt oar propeller hub;
H, startup and hydraulic efficiency nut bonded assembly axial hydraulic pump (5), screw propeller begins to be pressed on the stern tube shaft, restart and propeller hub bonded assembly hydraulic radial pump (4), hydraulic radial pump and axial hydraulic pump are worked simultaneously, the stressed expansion of propeller hub, the interior oil pressure of hydraulic efficiency nut (3) slowly rises, and under the hydraulic efficiency nut effect screw propeller is pressed into bench mark from stern tube shaft (1), up to the amount of being pressed into that screw propeller is pressed into the stern tube shaft regulation.
2, screw propeller vertical preassemble method according to claim 1, it is characterized in that the described bench mark that is pressed into, it asks method to be: start the axial hydraulic pump that connects hydraulic efficiency nut, stern tube shaft begins to be pressed into the propeller axis hole, set and be pressed into 0.5mm at every turn, reaching 2mm to the stern tube shaft amount of being pressed into ends, write down the amount of being pressed into when being pressed into and be pressed into power, with the every group of amount of being pressed into be pressed into the pairing point of power and be drawn on the coordinate paper, can make the amount of being pressed into and the relation curve that is pressed into power by these points, this curve be prolonged hand over X-axis in A
0, A
0Be and be pressed into bench mark, total axially amount of being pressed into is just from A
0Point begins metering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610134341 CN1962357A (en) | 2006-11-23 | 2006-11-23 | Screw propeller vertical preassemble method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610134341 CN1962357A (en) | 2006-11-23 | 2006-11-23 | Screw propeller vertical preassemble method |
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| Publication Number | Publication Date |
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| CN1962357A true CN1962357A (en) | 2007-05-16 |
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ID=38081624
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610134341 Pending CN1962357A (en) | 2006-11-23 | 2006-11-23 | Screw propeller vertical preassemble method |
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| CN (1) | CN1962357A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909988B (en) * | 2008-01-09 | 2013-07-03 | 罗尔斯-罗依斯海运有限公司 | An arrangement for attaching a ship rudder to a rudder shaft, a rudder shaft, a ship rudder and a method for disassembly of a ship rudder from a rudder shaft |
| CN103231233A (en) * | 2013-05-07 | 2013-08-07 | 苏州金牛精密机械有限公司 | Oil seal pressing-in device |
| CN104646916A (en) * | 2013-11-18 | 2015-05-27 | 中船桂江造船有限公司 | Propeller disassembly and assembly method |
| CN105836046A (en) * | 2016-04-29 | 2016-08-10 | 广西金达造船有限公司 | Simple method for replacing propellers underwater |
| CN106054956A (en) * | 2016-06-29 | 2016-10-26 | 武汉理工大学 | Propeller hydraulic assembling control system and control method |
| CN107803786A (en) * | 2017-10-21 | 2018-03-16 | 中船澄西船舶修造有限公司 | The prepackage method of rudder system hydraulic nut |
| CN108860450A (en) * | 2018-03-28 | 2018-11-23 | 广船国际有限公司 | A kind of propeller for vessels blade assemble method |
| CN110722335A (en) * | 2019-10-12 | 2020-01-24 | 江苏科技大学 | Mandrel installation device of propeller for flexible ship |
| CN114379738A (en) * | 2022-02-23 | 2022-04-22 | 理工造船(鄂州)股份有限公司 | Key-free hydraulic connection installation method for propeller |
-
2006
- 2006-11-23 CN CN 200610134341 patent/CN1962357A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101909988B (en) * | 2008-01-09 | 2013-07-03 | 罗尔斯-罗依斯海运有限公司 | An arrangement for attaching a ship rudder to a rudder shaft, a rudder shaft, a ship rudder and a method for disassembly of a ship rudder from a rudder shaft |
| CN103231233A (en) * | 2013-05-07 | 2013-08-07 | 苏州金牛精密机械有限公司 | Oil seal pressing-in device |
| CN103231233B (en) * | 2013-05-07 | 2016-03-30 | 苏州金牛精密机械有限公司 | A kind of Oil seal pressing-in device |
| CN104646916A (en) * | 2013-11-18 | 2015-05-27 | 中船桂江造船有限公司 | Propeller disassembly and assembly method |
| CN105836046A (en) * | 2016-04-29 | 2016-08-10 | 广西金达造船有限公司 | Simple method for replacing propellers underwater |
| CN106054956B (en) * | 2016-06-29 | 2019-03-15 | 武汉理工大学 | A kind of propeller fluid power assembly control system and control method |
| CN106054956A (en) * | 2016-06-29 | 2016-10-26 | 武汉理工大学 | Propeller hydraulic assembling control system and control method |
| CN107803786A (en) * | 2017-10-21 | 2018-03-16 | 中船澄西船舶修造有限公司 | The prepackage method of rudder system hydraulic nut |
| CN108860450A (en) * | 2018-03-28 | 2018-11-23 | 广船国际有限公司 | A kind of propeller for vessels blade assemble method |
| CN108860450B (en) * | 2018-03-28 | 2019-12-20 | 广船国际有限公司 | Ship propeller blade assembling method |
| CN110722335A (en) * | 2019-10-12 | 2020-01-24 | 江苏科技大学 | Mandrel installation device of propeller for flexible ship |
| CN114379738A (en) * | 2022-02-23 | 2022-04-22 | 理工造船(鄂州)股份有限公司 | Key-free hydraulic connection installation method for propeller |
| CN114379738B (en) * | 2022-02-23 | 2022-12-13 | 理工造船(鄂州)股份有限公司 | Propeller keyless hydraulic coupling installation method |
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