CN103175498B - For measuring the chi dish of hull axle system bracing wire - Google Patents
For measuring the chi dish of hull axle system bracing wire Download PDFInfo
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- CN103175498B CN103175498B CN201310088835.2A CN201310088835A CN103175498B CN 103175498 B CN103175498 B CN 103175498B CN 201310088835 A CN201310088835 A CN 201310088835A CN 103175498 B CN103175498 B CN 103175498B
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- steel ruler
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Abstract
The invention discloses a kind of chi dish for measuring the bracing wire of hull axle system, comprise the disk coordinated with marine stern axle tube front/rear end, described disc surfaces is provided with four straight steel rulers placed in cruciform, be provided with shift scale plate in the side indicating scale mark often straight steel ruler, it can do limited movement from disk border to the center of circle; Be provided with in the side indicating scale value often straight steel ruler one piece with the adjusting screw(rod) fixed head of this side abutment, described adjusting screw(rod) fixed head is welded with adjusting screw(rod) overcoat, the inwall of described adjusting screw(rod) overcoat is provided with screw thread, includes adjusting screw(rod) in adjusting screw(rod) overcoat.Bracing wire height and the central siphon center of marine stern axle tube front and back end ports can be measured by the present invention fast and accurately, accelerate axle system bracing wire progress, reduce rework rate, improve the competitive power of enterprise, therefore there are market outlook widely.
Description
Technical field
The present invention relates to a kind of shipbuilding survey instrument, particularly relating to a kind of chi dish for measuring the bracing wire of hull axle system.
Background technology
In recent years, shipbuilding industry development in China's Coastal Areas is swift and violent, and China has become one of important shipbuilding center, the whole world.Annual each large shipyard all can receive many ship orders both at home and abroad, and this makes national shipbuilding quantity increase year by year.Industry development brings certain pressure to the production efficiency of shipbuilding and ship survey technology so fast, how to improve the efficiency of shipbuilding, how to have controlled the emphasis that boats and ships quality has become shipbuilding and ship inspection technology.
In the moving system of boats and ships, main frame moment of torsion by propeller shaft by power transmission to screw propeller, bracing wire is for ensureing the accuracy of power transmission and validity, so the bracing wire of axle system is a very important technique in shipbuilding.Ensure the installation accuracy being precisely conducive to improving hull of axle system bracing wire, have important impact to raising shipbuilding quality, shortening shipbuilding period.
At present, following problem is mainly there is: the determination of (1) main frame stern tube front and back end ports altitude datum normally adopts an easy steel ruler to lean against stern tube rear ends in the process measuring the bracing wire of hull axle system, synchronously measure with staff, because instrument is fixing without ensureing during measurement, the impact being often subject to various factor outside the venue causes error, and causing must repeatedly duplicate measurements; (2) when checking the axial center of stern tube, measure the internal diameter of multiple points to tube wall of any spacing, sometimes reading error may be caused because of the movement of aperture center point, in order to ensure to provide accurate data to follow-up axle operation of wearing, therefore measurement data requires high, needs at present to take a long time on measurement stern tube shaft aperture.According to above two step produced problem, how to improve the bracing wire of hull axle system and measure the research schedule that efficiency has also just put on shipbuilding industry person.
Summary of the invention
The object of the invention is to provide a kind of chi dish for measuring the bracing wire of hull axle system, utilizes this chi dish greatly can shorten the working time measuring the bracing wire of hull axle system, and easy to operate, measure accurately.
The technical scheme that the present invention adopts for technical solution problem is:
For measuring the chi dish of hull axle system bracing wire, comprise the disk coordinated with marine stern axle tube front/rear end, described disc surfaces is provided with four straight steel rulers placed in cruciform, described straight steel ruler is marked with scale mark and scale value, wherein indicate the diameter of the side alignment disk of scale mark, the tail end of described straight steel ruler is arc and tangent with disk border, what often the side that straight steel ruler indicates scale mark is provided with this side abutment, can along the shift scale plate of straight steel ruler length direction movement, it can do limited movement from disk border to the center of circle, its scale mark is relative with the scale mark of straight steel ruler, and the Sort Direction of its scale scale value is contrary with the scale scale value Sort Direction of straight steel ruler.
Often the side that straight steel ruler indicates scale value be provided with one piece with the adjusting screw(rod) fixed head of this side abutment, described adjusting screw(rod) fixed head is welded with adjusting screw(rod) overcoat, the inwall of described adjusting screw(rod) overcoat is provided with screw thread, includes adjusting screw(rod) in adjusting screw(rod) overcoat.Adjusting screw(rod) fixed head is mainly used in supporting straight steel ruler, utilizes adjusting screw(rod) to finely tune straight steel ruler position.
Further, often shift scale plate is provided with circular hole, disk is provided with the sliding tray corresponding with circular hole, and screw rod is through circular hole and sliding tray and by wing nut standing screw.
Further, the movable distance of described shift scale plate is 5 centimetres.
Further, often straight steel ruler is being provided with multiple for fixing mounting hole, described disk is also being provided with corresponding through hole, mounting hole align with through hole and use bolt, nut fixes.
Further, often the zero graduation line of straight steel ruler is provided with an equilateral corner cut near circle centre position, four the corner cut of straight steel ruler around formation square box, the center of described square box overlaps with the center of circle of disk.
Further, the right angle of adjacent two straight steel rulers formation is provided with the fixed block for positioning straight steel ruler and fixing, guarantees that adjacent two straight steel rulers are orthogonal.
Further, described disk is provided with the cross curve being convenient to install straight steel ruler, and the intersection point of cross curve is positioned on the center of circle.When installing straight steel ruler, cross curve is aimed in side straight steel ruler being indicated scale mark, fixes after mounting hole is alignd with through hole with bolt, nut.
Further, described disk is provided with at least four handle aperture, and handle aperture is distributed on disk symmetrically.
The invention has the beneficial effects as follows: the chi dish for measuring the bracing wire of hull axle system designed by the present invention, bracing wire height and the central siphon center of marine stern axle tube front and back end ports can be measured fast and accurately.This chi dish coordinates laser target to use, can the distance of disposable reading axis centre and stern tube inwall upper and lower, left and right, make screw shaft of ship finish draw line disposable by being guaranteed, accelerate axle system bracing wire progress, reduce rework rate, improve the competitive power of enterprise, therefore there are market outlook widely.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the invention will be further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of disk;
Fig. 3 is the enlarged diagram at A place in Fig. 1;
Fig. 4 is the detail of construction at B place in Fig. 1;
Fig. 5 is the structural representation of shift scale plate.
Embodiment
Referring to figs. 1 through Fig. 5, a kind of chi dish for measuring the bracing wire of hull axle system of the present invention, comprise the disk 1 coordinated with marine stern axle tube front/rear end, described disk 1 surface is provided with four straight steel rulers 2 placed in cruciform, described straight steel ruler 2 is marked with scale mark and scale value, wherein indicate the diameter of the side alignment disk 1 of scale mark, the tail end of described straight steel ruler 2 is arc and tangent with disk 1 edge.Described disk 1 is provided with the cross curve 15 being convenient to install straight steel ruler 2, the intersection point of cross curve 15 is positioned on the center of circle, often straight steel ruler 2 is being provided with multiple mounting hole 11 for fixing, described disk 1 is also provided with corresponding through hole 12, when straight steel ruler 2 is installed, cross curve 15 is aimed in side straight steel ruler 2 being indicated scale mark, fixes after mounting hole 11 aligns with through hole 12 with bolt, nut.The right angle formed at adjacent two straight steel rulers 2 is provided with the fixed block 14 for positioning straight steel ruler and fixing, and fixed block 14 guarantees that adjacent two straight steel rulers are orthogonal.In the present embodiment, the range of straight steel ruler 2 is 30 centimetres.
Often the side that straight steel ruler 2 indicates scale mark be provided with this side abutment, can along the shift scale plate 3 of straight steel ruler 2 length direction movement, it can do limited movement from disk 1 edge to the center of circle, its scale mark is relative with the scale mark of straight steel ruler 2, and the Sort Direction of its scale scale value is contrary with the scale scale value Sort Direction of straight steel ruler 2.Often shift scale plate 3 is provided with circular hole 7, disk 1 is provided with the sliding tray 8 corresponding with circular hole 7, and screw rod 9 is through circular hole 7 and sliding tray 8 and by wing nut 10 standing screw.Shift scale plate 3 is fixed on the sliding tray 8 of disk 1 by described wing nut 10, unclamps wing nut 10, and shift scale version 3 can be made to move along the length direction of straight steel ruler 2, and the movable distance of shift scale plate 3 is 5 centimetres.
Often the side that straight steel ruler 2 indicates scale value be provided with one piece with the adjusting screw(rod) fixed head 4 of this side abutment, described adjusting screw(rod) fixed head 4 is in isosceles trapezoid, and one waist limit abuts against the side that straight steel ruler 2 indicates scale value.Described adjusting screw(rod) fixed head 4 is welded with adjusting screw(rod) overcoat 5, and the inwall of described adjusting screw(rod) overcoat 5 is provided with screw thread, includes adjusting screw(rod) 6 in adjusting screw(rod) overcoat 5.Adjusting screw(rod) fixed head 4 is mainly used in supporting straight steel ruler 2, utilizes adjusting screw(rod) 6 pairs of straight steel ruler 2 positions to finely tune.
Often the zero graduation line of straight steel ruler 2 is provided with an equilateral corner cut 13, four the corner cut 13 of straight steel ruler 2 around formation square box near circle centre position, the center of described square box overlaps with the center of circle of disk 1.
Described disk 1 is provided with at least four handle aperture 16, and handle aperture 16 is distributed on disk 1 symmetrically, makes this chi dish have portability.
When determining bracing wire reference point height, first being erected by the chi dish that the present invention designs is placed in stern tube rear port, utilize laser determination axle system theoretical centerline, the height value that light target comes according to being converted by hull keel amount of deflection is mixed up position, in the chi card optical axis of light target being swept to erect, according to the adjusting screw(rod) on this optical axis height fine adjusting function adjusting screw(rod) fixed head, make two horizontal straight steel rulers fixing on laser spots and chi dish indicate scale mark one side-to-side anastomosis and fix, same measures stern tube front port by this identical way, if the laser spots of front and back end is all on a surface level, namely illustrate that stern tube centre-height and shaft centre line are on same height face.
When the multiple points measuring spacing arbitrarily in stern tube are to the internal diameter of tube wall, first being erected by chi dish is placed in stern tube port, light target is utilized to get the optical axis being converted by axis height value and half width values and come, make the central point of optical axis centering disk 1, then this optical axis point horizontal direction and vertical direction are swept in the chi card erected, according to the adjusting screw(rod) 6 on this optical axis fine setting adjusting screw(rod) fixed head 4, horizontal straight steel ruler 2 indicates scale mark side and two vertical steel rulers 2 and indicates scale mark one side-to-side anastomosis and fixing with two respectively to make optical axis be mapped to laser spots on chi dish, on attachable mechanical stage dish four is shift scale plate 3 again, the upper end of four shift scale plates 3 is made to press close to stern tube inner diameter, tighten the wing nut 10 on four shift scale plates 3, draw on axis centre and stern tube inwall according to the scale value on four straight steel rulers 2, under, left, right distance.
The above, just preferred embodiment of the present invention, the present invention is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present invention with identical means, all should belong to protection scope of the present invention.
Claims (8)
1. for measuring the chi dish of hull axle system bracing wire, comprise the disk (1) coordinated with marine stern axle tube front/rear end, described disk (1) surface is provided with four straight steel rulers (2) placed in cruciform, described straight steel ruler (2) is marked with scale mark and scale value, wherein indicate the diameter of side alignment disk (1) of scale mark, the tail end of described straight steel ruler (2) is arc and tangent with disk (1) edge, it is characterized in that:
Often the side that straight steel ruler (2) indicates scale mark be provided with this side abutment, can along the shift scale plate (3) of straight steel ruler (2) length direction movement, it can do limited movement from disk (1) edge to the center of circle, its scale mark is relative with the scale mark of straight steel ruler (2), and the Sort Direction of its scale scale value is contrary with the scale scale value Sort Direction of straight steel ruler (2);
Often the side that straight steel ruler (2) indicates scale value be provided with one piece with the adjusting screw(rod) fixed head (4) of this side abutment, described adjusting screw(rod) fixed head (4) is welded with adjusting screw(rod) overcoat (5), the inwall of described adjusting screw(rod) overcoat (5) is provided with screw thread, includes adjusting screw(rod) (6) in adjusting screw(rod) overcoat (5).
2. the chi dish for measuring the bracing wire of hull axle system according to claim 1, it is characterized in that: often shift scale plate (3) is provided with circular hole (7), disk (1) is provided with the sliding tray (8) corresponding with circular hole (7), screw rod (9) through circular hole (7) and sliding tray (8) and by wing nut (10) fix.
3. the chi dish for measuring the bracing wire of hull axle system according to claim 1 and 2, is characterized in that: the movable distance of described shift scale plate (3) is 5 centimetres.
4. the chi dish for measuring the bracing wire of hull axle system according to claim 1, it is characterized in that: often straight steel ruler (2) is being provided with multiple mounting hole (11) for fixing, described disk (1) is also provided with corresponding through hole (12), mounting hole (11) align with through hole (12) and use bolt, nut fixes.
5. the chi dish for measuring the bracing wire of hull axle system according to claim 1, it is characterized in that: often the zero graduation line of straight steel ruler (2) is provided with an equilateral corner cut (13) near circle centre position, the corner cut (13) of four straight steel rulers (2) is around formation square box, and the center of described square box overlaps with the center of circle of disk (1).
6. the chi dish for measuring the bracing wire of hull axle system according to claim 1, is characterized in that: the right angle formed adjacent two straight steel rulers (2) is provided with the fixed block (14) for positioning straight steel ruler (2) and fix.
7. the chi dish for measuring the bracing wire of hull axle system according to claim 1, is characterized in that: described disk (1) is provided with the cross curve (15) being convenient to install straight steel ruler (2), and the intersection point of cross curve (15) is positioned on the center of circle.
8. the chi dish for measuring the bracing wire of hull axle system according to claim 1, it is characterized in that: described disk (1) is provided with at least four handle aperture (16), handle aperture (16) is distributed on disk (1) symmetrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310088835.2A CN103175498B (en) | 2013-03-19 | 2013-03-19 | For measuring the chi dish of hull axle system bracing wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310088835.2A CN103175498B (en) | 2013-03-19 | 2013-03-19 | For measuring the chi dish of hull axle system bracing wire |
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| Publication Number | Publication Date |
|---|---|
| CN103175498A CN103175498A (en) | 2013-06-26 |
| CN103175498B true CN103175498B (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310088835.2A Active CN103175498B (en) | 2013-03-19 | 2013-03-19 | For measuring the chi dish of hull axle system bracing wire |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106184686B (en) * | 2016-08-01 | 2018-11-06 | 宏华海洋油气装备（江苏）有限公司 | Ship stern pipe mounting process |
| CN106428415B (en) * | 2016-09-20 | 2018-11-09 | 中交一航局第三工程有限公司 | Not bore hole method stern tube mounting process |
| CN108860448B (en) * | 2017-05-15 | 2020-10-13 | 烟台中集来福士海洋工程有限公司 | Alignment device and alignment method for underwater propeller shaft system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201589587U (en) * | 2010-01-08 | 2010-09-22 | 中国船舶重工集团公司第七二二研究所 | Intersecting auxiliary measuring implement |
| CN202024713U (en) * | 2011-04-12 | 2011-11-02 | 福州闽岳机电有限公司 | Tool for measuring belt-pulley groove spacing |
| CN102506655A (en) * | 2011-10-20 | 2012-06-20 | 江门市南洋船舶工程有限公司 | Device for measuring and positioning fine-wire-drawing shaft holes of ship |
| CN203216472U (en) * | 2013-03-19 | 2013-09-25 | 江门市南洋船舶工程有限公司 | Ruler table for testing shafting bracing wires of ship body |
-
2013
- 2013-03-19 CN CN201310088835.2A patent/CN103175498B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201589587U (en) * | 2010-01-08 | 2010-09-22 | 中国船舶重工集团公司第七二二研究所 | Intersecting auxiliary measuring implement |
| CN202024713U (en) * | 2011-04-12 | 2011-11-02 | 福州闽岳机电有限公司 | Tool for measuring belt-pulley groove spacing |
| CN102506655A (en) * | 2011-10-20 | 2012-06-20 | 江门市南洋船舶工程有限公司 | Device for measuring and positioning fine-wire-drawing shaft holes of ship |
| CN203216472U (en) * | 2013-03-19 | 2013-09-25 | 江门市南洋船舶工程有限公司 | Ruler table for testing shafting bracing wires of ship body |
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| CN103175498A (en) | 2013-06-26 |
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