CN110640194B - Moon pool track processing equipment - Google Patents
Moon pool track processing equipment Download PDFInfo
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- CN110640194B CN110640194B CN201910942944.3A CN201910942944A CN110640194B CN 110640194 B CN110640194 B CN 110640194B CN 201910942944 A CN201910942944 A CN 201910942944A CN 110640194 B CN110640194 B CN 110640194B
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- support frame
- machining
- moon pool
- slide rail
- turntable bearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
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- Mechanical Engineering (AREA)
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Abstract
The invention relates to a machining device for a moon pool track, which comprises an upper support frame platform arranged at the top of the moon pool track and a lower support frame platform arranged at the bottom of the moon pool track, wherein an upper turntable bearing is arranged at the center of the lower side of the upper support frame platform, a lower turntable bearing is arranged at the center of the upper side of the lower support frame platform, a central slide rail is arranged between the upper turntable bearing and the lower turntable bearing, the central slide rail is coaxial with the moon pool track, a machining arm is arranged on the central slide rail, one end of the machining arm is connected with the central slide rail in a sliding fit manner, and a machining milling cutter is arranged at the other end of the machining. The invention has the advantages that: the method has high equipment installation precision, controls the precision of the rails through field machining, ensures that the flatness deviation of 8 surfaces of the four rails is within 2mm and the relative deviation is within 5mm, realizes the smooth and unimpeded up-and-down sliding of the diving bell, and ensures the normal work of the whole system.
Description
Technical Field
The invention relates to the technical field of ship construction, in particular to moon pool track processing equipment.
Background
The saturated diving support ship is an assembly fixed type 24-person double-bell saturated diving system, is lowered through a moon pool shaped like a Chinese character 'jing', can carry 24 divers simultaneously under 6-level sea conditions, and is lowered to 300 m of water depth through a diving bell in batches to carry out saturated diving operation. Wherein, the moon pool is 14 meters in total length, 4 rails form a 'well' shape, and the diving bell travels in the moon pool rails through pulleys around the diving bell. The diving bell enters the sea from the hull, the whole process requires no shake along the fairing, the coaxiality of the four rails after the installation of the 'well' -shaped rail is ensured after the installation, and the correlation between the straightness and the data of each rail is a great difficulty in the installation process. Because the rail mounting form is a welding type, a series of influences such as welding shrinkage, assembly deviation and the like can occur in the welding process, so that how to ensure that the precision of the moon pool rail with the shape of the Chinese character 'jing' meets the design requirement is the core technical problem of the moon pool rail mounting with the shape of the Chinese character 'jing'.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide moon pool rail processing equipment.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a moon pool track processing equipment, is including installing in the upper bracket platform at moon pool track top and installing in the under bracing frame platform of moon pool track bottom, the downside central point of upper bracket platform puts and installs carousel bearing, the upside central point of under bracing frame platform puts and installs carousel bearing down, install central slide rail between upper turntable bearing and the under bracing frame bearing, central slide rail is coaxial with the moon pool track, install the processing arm on the central slide rail, the one end and the central slide rail sliding fit of processing arm are connected, and processing milling cutter is installed to the other end.
The center tool comprises an upper center tool and a lower center tool, the upper center tool is fixedly mounted at the top of the upper support frame platform, the lower center tool is fixedly mounted at the bottom of the lower support frame platform, a connecting line between the center point of the upper center tool and the center point of the lower center tool coincides with the axis of the center slide rail, and the center slide rail is of a hollow structure.
Furthermore, a steel wire is connected between the central point of the upper central tool and the central point of the lower central tool, the middle of the steel wire penetrates through the central sliding rail, and the steel wire coincides with the axis of the central sliding rail.
Furthermore, one side of the central slide rail is also provided with a reinforcing slide rail, the upper end of the reinforcing slide rail is fixed on the upper support frame platform, the lower end of the reinforcing slide rail is fixed on the lower support frame platform, the reinforcing slide rail is parallel to the central slide rail, and one end of the processing arm close to the central slide rail is also connected with the reinforcing slide rail in a sliding fit manner.
Further, a travelling mechanism is mounted on the machining arm and driven by a motor, the machining milling cutter is mounted on the travelling mechanism, and the machining milling cutter can move along the axis direction of the machining arm through the travelling mechanism.
Further, a 90-degree conversion head is further installed between the processing milling cutter and the travelling mechanism.
Further, the processing milling cutter is an electric milling cutter.
Furthermore, the upper turntable bearing and the lower turntable bearing are respectively provided with scale marks.
Furthermore, a driving motor is installed on the upper support frame platform, and the output end of the driving motor is in driving connection with the upper turntable bearing.
The invention has the following advantages:
1. the method has high equipment installation precision, controls the precision of the rails through field machining, and ensures that the flatness deviation of 8 surfaces of the four rails is within 2mm and the relative deviation is within 5 mm. The diving bell can smoothly slide up and down without resistance, thereby ensuring the normal work of the whole system.
2. The parts of the designed tool set are connected through bolts, so that the tool set is simple to assemble and transport and is also suitable for areas with small spaces.
3. The whole set of designed tool transmission and adjustment parts are all adjusted through mechanical transmission and manual adjustment, and labor cost generated in the process of adjusting the equipment is greatly reduced.
Drawings
FIG. 1 is a schematic view of the mounting structure of the present invention;
FIG. 2 is a schematic bottom view of the structure of FIG. 1;
FIG. 3 is a schematic top view of the milling cutter of FIG. 1 in a single station;
FIG. 4 is a schematic top view of the milling cutter of FIG. 1 in another station;
in the figure: 1-moon pool rail, 2-upper support frame platform, 3-lower support frame platform, 4-upper center tool, 5-lower center tool, 6-upper turntable bearing, 7-lower turntable bearing, 8-center slide rail, 9-processing arm, 10-processing milling cutter, 11-reinforcing slide rail and 12-90-degree conversion head.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following.
As shown in fig. 1 to 4, a machining device for a moon pool track comprises an upper support frame platform 2 installed at the top of the moon pool track 1 and a lower support frame platform 3 installed at the bottom of the moon pool track 1, an upper turntable bearing 6 is installed at the center of the lower side of the upper support frame platform 2, a lower turntable bearing 7 is installed at the center of the upper side of the lower support frame platform 3, a central slide rail 8 is installed between the upper turntable bearing 6 and the lower turntable bearing 7, the central slide rail 8 is coaxial with the moon pool track 1, a machining arm 9 is installed on the central slide rail 8, one end of the machining arm 9 is connected with the central slide rail 8 in a sliding fit manner, and a machining milling cutter 10 is installed at the other end of the machining arm.
Further, as shown in fig. 1, the machining equipment for the moon pool track further comprises a central tool, wherein the central tool comprises an upper central tool 4 and a lower central tool 5, the upper central tool 4 is fixedly installed at the top of the upper support frame platform 2, the lower central tool 5 is fixedly installed at the bottom of the lower support frame platform 3, a connecting line between the central point of the upper central tool 4 and the central point of the lower central tool 5 coincides with the axis of the central slide rail 8, and the central slide rail 8 is of a hollow structure.
Further, a steel wire is connected between the central point of the upper central tool 4 and the central point of the lower central tool 5, the middle of the steel wire penetrates through the central slide rail 8, and the steel wire coincides with the axis of the central slide rail 8.
Further, as shown in fig. 1, fig. 3, and fig. 4, a reinforcing slide rail 11 is further disposed on one side of the central slide rail 8, the upper end of the reinforcing slide rail 11 is fixed on the upper support frame platform 2, the lower end of the reinforcing slide rail 11 is fixed on the lower support frame platform 3, the reinforcing slide rail 11 is parallel to the central slide rail 8, and one end of the processing arm 9 close to the central slide rail 8 is further connected with the reinforcing slide rail 11 in a sliding fit manner.
Further, a traveling mechanism is mounted on the processing arm 9, the traveling mechanism is driven by a motor, the processing milling cutter 10 is mounted on the traveling mechanism, and the processing milling cutter 10 can move along the axial direction of the processing arm 9 through the traveling mechanism.
Further, as shown in fig. 3 and 4, a 90 ° conversion head 12 is further installed between the milling cutter 10 and the traveling mechanism.
Further, the milling cutter 10 is an electric milling cutter.
Furthermore, the upper turntable bearing 6 and the lower turntable bearing 7 are respectively provided with scale marks.
Furthermore, a driving motor is installed on the upper support frame platform 2, and the output end of the driving motor is in driving connection with the upper turntable bearing 7.
The working process of the invention is as follows:
s1, installing an upper support frame platform 2 and a lower support frame platform 3 at the upper end and the lower end of the moon pool track 1, installing an upper center tool 4 on the upper support frame platform 2, and installing a lower center tool 5 on the lower support frame platform 3;
s2, assembling a turntable bearing, wherein an upper turntable bearing 6 is arranged on the upper support frame platform 2, a lower turntable bearing 7 is arranged on the lower support frame platform 3, 360-degree scale marks are respectively carved on the upper turntable bearing 6 and the lower turntable bearing 7, and a driving motor is arranged on the upper support frame platform 2 and used for driving the upper turntable bearing 6;
s3, mounting two ends of a central slide rail 8 on an upper turntable bearing 6 and a lower turntable bearing 7 respectively, fixing the two ends by bolts, connecting the central points of an upper central tool 4 and a lower central tool 5 by a steel wire line, and pulling out the central axis of the moon pool track 1 by the steel wire line passing through the central slide rail 8;
s4, mounting the processing arm 9, and mounting a traveling mechanism on the processing arm 9, wherein the traveling mechanism is driven by a motor;
s5, mounting the processing milling cutter 10 on the processing arm 9 through the 90-degree conversion head 12, correcting processing data, performing preliminary trial walking, and performing processing operation after data is error-free;
s6, when a first knife is machined, a mark is made on the upper turntable bearing 6 to serve as an equipment machining starting point, and the machining arm 9 can rotate 90 degrees conveniently during subsequent adjustment;
and S7, after processing, measuring the flatness and the straightness of the end face of the moon pool rail 1 by using a dial indicator, retesting the relative data between the rails of the moon pool rail 1, and after the relative data are qualified, removing the moon pool rail processing equipment to finish the processing operation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a moon pool track processing equipment which characterized in that: the machining device comprises an upper support frame platform (2) arranged at the top of a moon pool track (1) and a lower support frame platform (3) arranged at the bottom of the moon pool track (1), wherein an upper turntable bearing (6) is arranged at the center of the lower side of the upper support frame platform (2), a lower turntable bearing (7) is arranged at the center of the upper side of the lower support frame platform (3), a central sliding rail (8) is arranged between the upper turntable bearing (6) and the lower turntable bearing (7), the central sliding rail (8) is coaxial with the moon pool track (1), a machining arm (9) is arranged on the central sliding rail (8), one end of the machining arm (9) is connected with the central sliding rail (8) in a sliding fit manner, and a machining milling cutter (10) is arranged at the other end of the;
the moon pool track machining equipment further comprises a center tool, wherein the center tool comprises an upper center tool (4) and a lower center tool (5), the upper center tool (4) is fixedly installed at the top of the upper support frame platform (2), the lower center tool (5) is fixedly installed at the bottom of the lower support frame platform (3), a connecting line between the center point of the upper center tool (4) and the center point of the lower center tool (5) is superposed with the axis of a center slide rail (8), and the center slide rail (8) is of a hollow structure;
a travelling mechanism is mounted on the processing arm (9), the travelling mechanism is driven by a motor, the processing milling cutter (10) is mounted on the travelling mechanism, and the processing milling cutter (10) can move along the axial direction of the processing arm (9) through the travelling mechanism;
a 90-degree conversion head (12) is further arranged between the processing milling cutter (10) and the travelling mechanism;
the machining method of the moon pool rail machining equipment comprises the following steps:
s1, installing an upper support frame platform (2) and a lower support frame platform (3) at the upper end and the lower end of a moon pool rail (1), installing an upper center tool (4) on the upper support frame platform (2), and installing a lower center tool (5) on the lower support frame platform (3);
s2, assembling a turntable bearing, installing an upper turntable bearing (6) on an upper support frame platform (2), installing a lower turntable bearing (7) on a lower support frame platform (3), respectively engraving 360-degree scale marks on the upper turntable bearing (6) and the lower turntable bearing (7), and installing a driving motor on the upper support frame platform (2) for driving the upper turntable bearing (6);
s3, mounting two ends of a central slide rail (8) on an upper turntable bearing (6) and a lower turntable bearing (7) respectively, fixing the two ends by bolts, connecting the central points of an upper central tool (4) and a lower central tool (5) by a steel wire line, and pulling out the central axis of the moon pool track (1) by the steel wire line penetrating through the central slide rail (8);
s4, mounting a processing arm (9), and mounting a traveling mechanism on the processing arm (9), wherein the traveling mechanism is driven by a motor;
s5, mounting the machining milling cutter (10) on the machining arm (9) through a 90-degree conversion head (12), correcting machining data, performing preliminary trial walking, and performing machining operation after the data is error-free;
s6, when a first knife is machined, a mark is made on the upper turntable bearing (6) to serve as a machining starting point of equipment, so that the machining arm (9) can rotate 90 degrees conveniently during subsequent adjustment;
and S7, after processing, using a dial indicator to measure the flatness and the straightness of the end face of the moon pool rail (1), retesting the relative data between the rails of the moon pool rail (1), and after the relative data are qualified, dismantling the moon pool rail processing equipment to finish the processing operation.
2. The moon pool rail processing apparatus according to claim 1, wherein: one side of central slide rail (8) still is equipped with strengthens slide rail (11), strengthen the upper end of slide rail (11) and fix on upper bracket platform (2), the lower extreme is fixed on lower carriage platform (3), it is parallel with central slide rail (8) to strengthen slide rail (11), the one end that adds that processing arm (9) is close to central slide rail (8) still with strengthen slide rail (11) sliding fit and be connected.
3. The moon pool rail processing apparatus according to claim 1, wherein: the processing milling cutter (10) is an electric milling cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910942944.3A CN110640194B (en) | 2019-09-30 | 2019-09-30 | Moon pool track processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910942944.3A CN110640194B (en) | 2019-09-30 | 2019-09-30 | Moon pool track processing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN110640194A CN110640194A (en) | 2020-01-03 |
| CN110640194B true CN110640194B (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910942944.3A Active CN110640194B (en) | 2019-09-30 | 2019-09-30 | Moon pool track processing equipment |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2538726B1 (en) * | 1982-12-29 | 1986-07-04 | Dufieux R | MULTIPURPOSE MACHINING UNIT FOR MOUNTING ON A WORKPIECE TO PERFORM MACHINING |
| CN203664835U (en) * | 2013-11-22 | 2014-06-25 | 天津市天发重型水电设备制造有限公司 | On-site repair device for runner chamber of hydroelectric generating set |
| CN105711766B (en) * | 2016-04-03 | 2017-08-25 | 大连理工大学 | From liter descending underwater operation platform and its an application method |
| CN206763961U (en) * | 2017-06-06 | 2017-12-19 | 唐山市丰南区辉瑞机械制造有限公司 | The live milling attachment of sintering mixer backing ring |
| CN207045613U (en) * | 2017-08-04 | 2018-02-27 | 上海富勋实业有限公司 | A kind of moon pool guide track system |
| CN208034200U (en) * | 2018-04-18 | 2018-11-02 | 自贡蜜蜂牌机械密封有限责任公司 | A kind of radial milling machine for manufacturing mechanically-sealing apparatus |
| CN109894658A (en) * | 2019-04-28 | 2019-06-18 | 佛山职业技术学院 | A kind of live milling equipment of guide-track groove |
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