CN204893491U - Marine variable pitch propeller propeller hub anchor clamps - Google Patents
Marine variable pitch propeller propeller hub anchor clamps Download PDFInfo
- Publication number
- CN204893491U CN204893491U CN201520588328.XU CN201520588328U CN204893491U CN 204893491 U CN204893491 U CN 204893491U CN 201520588328 U CN201520588328 U CN 201520588328U CN 204893491 U CN204893491 U CN 204893491U
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- hub body
- window
- propeller hub
- propeller
- hub
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Abstract
The utility model relates to a marine variable pitch propeller propeller hub anchor clamps, it is including installing T type slide on the workstation, installing just height -adjustable's stand, one end are fixed on the T type slide the stand top other end passes the window is just pressed clamp plate, connection on the hub body the clamp plate with the screw rod of T type slide, install be used for on the T type slide supporting the hub body etc. High piece, install clamping jaw on the workstation and fill up in the clamping jaw with billet between the cylinder cap. Stand through installation height -adjustable on T type slide to can penetrate the clamp plate of window in the installation of stand top, thereby and the billet together supplementary with the propeller hub centre gripping between clamping jaw and equal height piece, realized the centre gripping to the sealed small end face (being the cylinder cap terminal surface) of propeller hub, be favorable to follow -uply processing the propeller hub.
Description
Technical field
The utility model relates to a kind of propeller hub fixture, is specifically related to a kind of variable-pitch airscrew propeller hub fixture peculiar to vessel.
Background technology
Propeller hub is for installing propeller blade and making the intermediate member that screw is connected with engine driving system.Be all be cast as a whole by propeller hub and blade at the beginning of marine propeller is born, its angle of pitch is immutable.SEFELE Developed in 1908 first variable-pitch airscrew in the world, its propeller hub and blade separately manufacture, and blade to be installed on propeller hub by screw and can to rotate on propeller hub, and this screw makes again displacement oar or roll adjustment starch.Although occur in 20 beginnings of the century, due to the restriction of scientific and technological level, until the mid-1970s is just developed rapidly.
Displacement oar advantage for spacing oar is huge, generally speaking have some: the structure 1, simplifying main frame and whole power set; 2, improve the service life of main frame and stern bearing; 3, the maneuvering performance of boats and ships is improved; 4, improve the mobility of boats and ships.But displacement oar processed complex, needs propeller hub fixture and the preparation method of design specialized.
Summary of the invention
The utility model object provides a kind of variable-pitch airscrew propeller hub fixture peculiar to vessel to overcome the deficiencies in the prior art.
For achieving the above object, the technical solution adopted in the utility model is: a kind of variable-pitch airscrew propeller hub fixture peculiar to vessel, described propeller hub comprises integrated hub body and cylinder cap, described hub body side face is evenly equipped with multiple window and its end is provided with contiguous block integrated with it, described contiguous block central authorities are provided with the opening that is connected with described hub body and its end face is provided with multiple oilhole and multiple screwed hole, the inner surface that described hub body is adjacent with described window is provided with multiple oil groove, the outer surface that described hub body is adjacent with described window is provided with seal groove, described cylinder cap diameter is less than described hub body diameter, it is characterized in that: it comprises installation T-shaped slide on the table, be arranged on column on described T-shaped slide and adjustable for height, one end is fixed on the described column top other end through described window and by the pressing plate be pressed on described hub body, connect the screw rod of described pressing plate and described T-shaped slide, be arranged on described T-shaped slide for supporting the isometry block of described hub body, the wooden unit being arranged on the jaw on described workbench and being padded between described jaw and described cylinder cap.
Because technique scheme is used, the utility model compared with prior art has following advantages: the utility model variable-pitch airscrew propeller hub peculiar to vessel fixture, by setting height(from bottom) on T-shaped slide adjustable column, and the pressing plate that can penetrate window is installed at column top, thus auxiliary together with wooden unit propeller hub is clamped between jaw and isometry block, achieve the clamping to propeller hub sealing small end face (i.e. cylinder cap end face), be conducive to follow-uply processing propeller hub.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the utility model variable-pitch airscrew propeller hub peculiar to vessel;
Accompanying drawing 2 is the using state figure of the utility model variable-pitch airscrew propeller hub peculiar to vessel fixture;
Wherein, 1 ', propeller hub; 1, hub body; 11, contiguous block; 111, oilhole; 112, opening; 113, screwed hole; 12, window; 13, seal groove; 14, oil groove; 2, cylinder cap; 2 ', workbench; 31, T-shaped slide; 32, pressing plate; 33, screw rod; 34, isometry block; 35, column; 36, jaw; 37, wooden unit.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiment of the invention is described in detail:
The variable-pitch airscrew propeller hub 1 ' of preparation is needed as shown in Figure 1 in the present invention, comprise integrated hub body 1 and cylinder cap 2, hub body 1 side face is evenly equipped with multiple window 12 and its end is provided with contiguous block 11 integrated with it, contiguous block 11 central authorities are provided with the opening 112 that is connected with hub body 1 and its end face is provided with multiple oilhole 111 and multiple screwed hole 113, the inner surface that hub body 1 is adjacent with window 12 is provided with multiple oil groove 14, the outer surface that hub body 1 is adjacent with window 12 is provided with seal groove 13, and cylinder cap 2 diameter is less than hub body 1 diameter.Then the end face of cylinder cap 2 is little women's head-ornaments (or small end face, or microcephaly), and the end face of contiguous block 11 is large end face (large port).
Above-mentioned variable-pitch airscrew propeller hub fixture peculiar to vessel as shown in Figure 2, comprise the T-shaped slide 31 be arranged on workbench 2 ', be arranged on column 35 on T-shaped slide 31 and adjustable for height, one end is fixed on the column 35 top other end through window 12 and by the pressing plate 32 be pressed on hub body 1, connect the screw rod 33 of pressing plate 32 and T-shaped slide 31, be arranged on the isometry block 34 for support hub body 1 on T-shaped slide 31, the wooden unit 37 being arranged on the jaw 36 on workbench 2 ' and being padded between jaw 36 and cylinder cap 2, achieve the clamping to propeller hub sealing small end face (i.e. cylinder cap end face) like this, be conducive to follow-uply processing propeller hub.
Analyzed by drawing, propeller hub maximum outside diameter Φ 1095mm, height overall 1162mm, need to machine with both ends of the surface to foreign round, milling and boring processing are carried out to the hole of inner plane and each window, also needs thread mill drilling, oilhole, oil groove etc. in addition.Roughly determine accordingly: rough turn-heavy boring and milling-finish turning-right boring and milling four step sequence, the processing in hole also needs by radial drill prebored hole in addition.The lathe that Vehicle Processing uses is that the CR5240*25/3 type twin columns of Qiqihaer No.2 Machine Tool Factory found car, processing dimension scope: 5000mm, range of spindle speeds: 2-42rpm, machining accuracy index: IT7.Boring and Milling Machining adopt the TK6516 type numerical control planing bench horizontal boring machine of Shenyang Kunming machine tool plant, area of work 2000*2500mm, maximum capacity amount 10T, table transverse travel X3000mm, uprights vertical stroke Y-axis 2000mm, column longitudinal stroke 2000mm, digital control system adopts Siemens 840DE.
The preparation method of this variable-pitch airscrew propeller hub peculiar to vessel, comprises the following steps:
A () injects aluminium bronze fused solution in mould, obtain propeller hub blank after cooling;
(b) by described propeller hub blank with described propeller hub holder on the table, rough turn processing is carried out to its contiguous block end face, appearance profile and endoporus, removes most of blank allowance, namely rough turn.Rough turn object removes most of blank allowance, and process datum level.Be specially: upwards, jack supports (1) large port, adjustment, and pincers worker marks end face surplus line, and window center altitude line marks revolving body cross centre line; 2, little women's head-ornaments location, rough turn K face and internal boss, endoporus, rough turn appearance profile, stay one side 2mm surplus; Workpiece is reversed end for end, and contour pad, centering, rough turn end face step, endoporus and appearance profile stay one side 2mm surplus.
C () window to described propeller hub blank carries out heavy boring, and rough mill removal part surplus to its inside.Be specially: isometry block put by (1) workbench, workpiece large end face is located, centering large port inner chamber four directions (non-machined surface); (2) processed window coordinates position is made according to workpiece each surplus situation, (ensureing profile surplus); (3) difference heavy boring four windows are to Φ 493.Rough mill inwall with face and side cutter, to workpiece centre 379.5, milling window outerplanar, ensures to inner wall thickness 74 (record location end face surplus is for lathe reference).
D () end face to described propeller hub blank contiguous block is holed, form multiple oilhole and multiple screwed hole.Be specially: (1) draws workpiece cross centre line according to corresponding window center line, mark each Kong Kongwei of large end face, and do self-inspection; (2) preboring Φ 79 hole is Φ 60, and preboring M76 hole is Φ 60, and the apex point degree of depth can pass over diagram degree of depth 5-8mm, orifice chamfer 5 × 45 °.
(e carries out finish turning, right boring and finish-milling formation window, oil groove, seal groove, screwed hole successively to described propeller hub blank and examines and oilhole.Concrete operation is: (1) large end face is located, centering cylindrical, and car outline is to illustrated dimensions (noting end face surplus); (2) workpiece tune, centering, finish turning large end face is to size, and finish turning internal boss, ensures to large end face distance; (3) half right boring Φ 400H7 holes, cut oil groove as D type; Right boring Φ 400H7 hole, reverse side counterbore Φ 400.5, right boring Φ 661H7, ensures to complete reverse side Φ 670 hole with one heart; (4) large end face location, centering workpiece, each window endoporus of semifinishing, stays one side 0.3 by inside and outside window each; (5) resume classes workpiece, finish-milling inwall is to size 381.5, and finish-milling outer face, ensures wall thickness 70f7, right boring Φ 497H7 window, ensures distance 338.5 ± 0.1, right boring Φ 596, Φ 596.5, chamfering; (6) thick finish-milling seal groove is to illustrated dimensions, and periphery annular knurl, completes R10 circular arc oil groove; (7) work table rotation, completes all the other windows with same method, and ensure coaxial, complete M30 screw, the flat Φ 70 of ream, completes 3-M20 × 1.5 oilhole; (8) workpiece stands up, and window outerplanar is located, centering workpiece, and thick right boring Φ 79H7, completes M76 × 4 screw, ensures position degree, work table rotation 180 °, centering, milling little end surface Φ 440 counterbore, the degree of depth about 0.5.
Above-described embodiment is only for illustrating technical conceive of the present utility model and feature; its object is to person skilled in the art can be understood content of the present utility model and implement according to this; protection domain of the present utility model can not be limited with this; all equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (1)
1. a variable-pitch airscrew propeller hub fixture peculiar to vessel, described propeller hub comprises integrated hub body and cylinder cap, described hub body side face is evenly equipped with multiple window and its end is provided with contiguous block integrated with it, described contiguous block central authorities are provided with the opening that is connected with described hub body and its end face is provided with multiple oilhole and multiple screwed hole, the inner surface that described hub body is adjacent with described window is provided with multiple oil groove, the outer surface that described hub body is adjacent with described window is provided with seal groove, described cylinder cap diameter is less than described hub body diameter, it is characterized in that: it comprises installation T-shaped slide on the table, be arranged on column on described T-shaped slide and adjustable for height, one end is fixed on the described column top other end through described window and by the pressing plate be pressed on described hub body, connect the screw rod of described pressing plate and described T-shaped slide, be arranged on described T-shaped slide for supporting the isometry block of described hub body, the wooden unit being arranged on the jaw on described workbench and being padded between described jaw and described cylinder cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520588328.XU CN204893491U (en) | 2015-08-07 | 2015-08-07 | Marine variable pitch propeller propeller hub anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520588328.XU CN204893491U (en) | 2015-08-07 | 2015-08-07 | Marine variable pitch propeller propeller hub anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204893491U true CN204893491U (en) | 2015-12-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520588328.XU Withdrawn - After Issue CN204893491U (en) | 2015-08-07 | 2015-08-07 | Marine variable pitch propeller propeller hub anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204893491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058101A (en) * | 2015-08-07 | 2015-11-18 | 苏州恒鼎船舶重工有限公司 | Variable-pitch propeller hub clamp for ship and hub manufacturing method based on variable-pitch propeller hub clamp |
-
2015
- 2015-08-07 CN CN201520588328.XU patent/CN204893491U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058101A (en) * | 2015-08-07 | 2015-11-18 | 苏州恒鼎船舶重工有限公司 | Variable-pitch propeller hub clamp for ship and hub manufacturing method based on variable-pitch propeller hub clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151223 Effective date of abandoning: 20170825 |