CN203292517U - Special boring bar for machining propeller shaft hole - Google Patents
Special boring bar for machining propeller shaft hole Download PDFInfo
- Publication number
- CN203292517U CN203292517U CN2013203238756U CN201320323875U CN203292517U CN 203292517 U CN203292517 U CN 203292517U CN 2013203238756 U CN2013203238756 U CN 2013203238756U CN 201320323875 U CN201320323875 U CN 201320323875U CN 203292517 U CN203292517 U CN 203292517U
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- boring
- boring bar
- cutter
- slide rail
- bar body
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Abstract
The utility model discloses a spherical boring bar for machining a propeller shaft hole. A boring bar locating shaft and a flange are arranged at the upper end of a boring bar body and the lower end of the boring bar body respectively. A sliding rail is installed in a reserved sliding rail groove of the boring bar body and is connected with the boring bar body through a hinge pin. Change of the taper of the sliding rail is achieved through a sliding rail taper adjusting bolt. The sliding rail is clamped and fixed on the boring bar body through sliding rail clamping bolts. Each boring cutter body is installed on a cutter body seat. Each cutter body seat is connected with the sliding rail in a dovetail groove mode. Each cutter body seat makes reciprocating motion along the sliding rail through a driving lead screw and a sliding polish bar which are installed in the boring bar body. A boring depth adjusting mechanism is installed in a reserved boring depth adjusting mechanism groove formed in the upper portion of the boring bar, and connected with the boring cutter bodies and adjusts the cutting depth of each boring cutter bar body. A boring cutter number adjusting mechanism is arranged at the bottom of the boring bar body and is connected with each boring cutter body. The spherical boring bar for machining the propeller shaft hole has the advantages of being novel in structure, convenient to machine and operate, high in efficiency, high in precision and the like.
Description
Technical field
The special boring bar of processing screw axis hole described in the utility model, relate to a kind of screw axis hole and process the special boring bar of use.
Background technology
Mostly adopt without the key connected mode between marine propeller and stern tube shaft at present, require the screw axis hole to have higher dimensional accuracy, error generally must not surpass 0.05mm, and should there be the required oil pressure groove of oil pressure swelling on the axis hole surface.Raising along with the ship load tonnage, airscrew diameter and weight also increase thereupon, axis hole length also often surpasses 2000mm, existing large-size numerical control machine is subjected to the radius of gyration and lathe turntable load-bearing quantitative limitation, be difficult to the processing to the large-scale spiral axis hole, the processing of axis hole and the assurance of precision, become the technical bottleneck of present stage large-scale spiral oar processing.For existing problem in above-mentioned prior art, the special boring bar of a kind of novel processing screw axis hole of research and design, be very necessary thereby overcome existing problem in prior art.
Summary of the invention
In view of existing problem in above-mentioned prior art, the purpose of this utility model is the special boring bar of a kind of novel processing screw axis hole of research and design, solve the technological difficulties of large-scale spiral oar axis hole processing, and raising axis hole machining accuracy and efficiency, it should not be subjected to the restriction of propeller shaft hole depth, diameter and weight, and can under the prerequisite that guarantees machining accuracy, realize quick and easy operation and processing efficiently.
Technical solution of the present utility model is achieved in that
The special boring bar of processing screw axis hole described in the utility model; It is characterized in that special boring bar comprises: boring bar locating shaft, boring depth adjustment structure, slide rail, slide rail fishbolt, cutter hub seat, boring cutter cutter hub, flange, driving leading screw, slide rail conicity regulation bolt, boring bar body, boring cutter quantity are reconciled mechanism, slip feed rod and bearing pin; Boring bar locating shaft and flange are loaded on respectively the two ends up and down of boring bar body; Slide rail is arranged in the preset sliding-rail groove of boring bar body and by bearing pin and boring bar body, links, and slide rail realizes that by slide rail conicity regulation bolt tapering changes, and by the slide rail fishbolt, slide rail is fixedly clamped on the boring bar body; The boring cutter cutter hub is loaded on the cutter hub seat, and the mode of cutter hub seat by dovetail groove connects with slide rail, and by being loaded on driving leading screw in the boring bar body and slip feed rod along moving back and forth on slide rail; The boring degree of depth is reconciled the preset boring degree of depth that mechanism is loaded on boring bar top and is reconciled in mechanism's groove and be connected with the boring cutter cutter hub, and the cutting depth of boring cutter cutter hub is regulated; Boring cutter quantity is reconciled mechanism and is contained in the bottom of boring bar body, and with the boring cutter cutter hub, is connected.
Slide rail described in the utility model arranges wall scroll or many on the boring bar body, a cutter hub seat and boring cutter cutter hub all are housed on every slide rail.
Boring cutter quantity described in the utility model is reconciled mechanism and can be realized the boring cutter cutter hub quantity that participates in boring is regulated.
The method of special boring bar processing screw axis hole of the present utility model is:
1, be placed in screw on the support bracket of adjustment height and position along the axis hole vertical direction;
2, by regulating support bracket centering screw position;
3, special boring bar is regulated as requested:
1), by slide rail conicity regulation bolt, regulate the slide rail tapering, and by the slide rail fishbolt, slide rail is fixedly clamped on the boring bar body;
2), by the boring degree of depth, reconciling mechanism regulates the radial extent amount of boring cutter cutter hub;
3), by boring cutter quantity, reconciling mechanism regulates the number of cutters that participates in boring;
The special boring bar that 4, will regulate is inserted in the screw axis hole, and the boring bar locating shaft on special boring bar top is located by jig, and bottom is connected with driver element by flange;
5, whether boring bar rotates and whether the boring cutter cutter hub slides along slide rail by arranging, and can complete the processing of propeller shaft internal surface of hole and oily wire casing.
The utility model has the advantages that apparently, be mainly manifested in:
1, the screw axis hole is become the boring processing of special boring machine by the turning processing of lathe in the past, solve large-scale spiral oar diameter of propeller blade, propeller hub height and the screw overall weight restricted problem to the processing of screw axis hole, realized the unrestricted processing of marine propeller axis hole;
2,, by adjusting boring bar slide rail taper value, can guarantee the high consistency of screw axis hole tapering and power transmission shaft tapering;
3, by the uniform different cutter hubs of staged on boring bar circumference spiral riser, can realize the staged Fast Coarse processing of axis hole, process the relative lathe of identical axis hole and improving at least more than 200% on efficiency;
4, change into and drive weight only for the boring bar rotation of several tons by the blade rotation that drove weight and reach hundred tons in the past, greatly reduce the driving energy consumption;
5, by the screw own wt, in conjunction with the adjustable seats on horizontal plane, coordinate simultaneously the Automatic-clamping slide block on bearing, the screw time that is installed only needs 2-4 minute, lay mix up in advance the slide rail tapering integrated form boring bar system in axis hole, can realize the totally enclosed type rapid processing of axis hole, with the method for simple and fast, guarantee higher machining accuracy, the processing dimension error is no more than 0.02mm;
The utlity model has the advantages such as novel structure, processing is easy, easy and simple to handle, efficiency is high, precision is accurate, it puts goods on the market in enormous quantities and will produce positive social benefit and significant economic benefit.
Description of drawings
The utility model has 2 width accompanying drawings, wherein:
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is accompanying drawing 1 side view.
In the drawings: 1, boring bar locating shaft 2, boring depth adjustment structure 3, slide rail 4, slide rail fishbolt 5, cutter hub seat 6, boring cutter cutter hub 7, flange 8, driving leading screw 9, slide rail conicity regulation bolt 10, boring bar body 11, boring cutter quantity are reconciled mechanism 12, slip feed rod 13, bearing pin.
The specific embodiment
Specific embodiment of the utility model as shown in drawings, is characterized in that special boring bar comprises: boring bar locating shaft 1, boring depth adjustment structure 2, slide rail 3, slide rail fishbolt 4, cutter hub seat 5, boring cutter cutter hub 6, flange 7, driving leading screw 8, slide rail conicity regulation bolt 9, boring bar body 10, boring cutter quantity are reconciled mechanism 11, slip feed rod 12 and bearing pin 13; Boring bar locating shaft 1 and flange 7 are loaded on respectively the two ends up and down of boring bar body 10; Slide rail 3 is arranged in the preset sliding-rail groove of boring bar body 10 and by bearing pin 13 and boring bar body 10 and links, and slide rail 13 realizes that by slide rail conicity regulation bolt 9 tapering changes, and by slide rail fishbolt 4, slide rail 3 is fixedly clamped on boring bar body 10; Boring cutter cutter hub 6 is loaded on cutter hub seat 5, and cutter hub seat 5 connects with slide rail 3 by the mode of dovetail groove, and by being loaded on the interior driving leading screw 8 of boring bar body 10 and slip feed rod 12 along moving back and forth on slide rail 3; The boring degree of depth is reconciled the preset boring degree of depth that mechanism 2 is loaded on boring bar 10 tops and is reconciled in mechanism's groove and be connected with boring cutter cutter hub 6, and the cutting depth of boring cutter cutter hub 6 is regulated; Boring cutter quantity is reconciled mechanism 11 and is contained in the bottom of boring bar body 10, and with boring cutter cutter hub 6, is connected.
Slide rail 3 arranges wall scroll or many on boring bar body 10, a cutter hub seat 5 and boring cutter cutter hub 6 all are housed on every slide rail 3.
Boring cutter quantity is reconciled mechanism 11 and can be realized boring cutter cutter hub 6 quantity that participate in boring are regulated.
The above; it is only the better specific embodiment of the present utility model; but protection domain of the present utility model is not limited to this; all are familiar with those skilled in the art in the disclosed technical scope of the utility model, within being equal to and replacing or change and all should be encompassed in protection domain of the present utility model according to the technical solution of the utility model and design of the present utility model thereof.
Claims (3)
1. special boring bar of processing the screw axis hole; It is characterized in that special boring bar comprises: boring bar locating shaft (1), boring depth adjustment structure (2), slide rail (3), slide rail fishbolt (4), cutter hub seat (5), boring cutter cutter hub (6), flange (7), driving leading screw (8), slide rail conicity regulation bolt (9), boring bar body (10), boring cutter quantity are reconciled mechanism (11), slip feed rod (12) and bearing pin (13); Boring bar locating shaft (1) and flange (7) are loaded on respectively the two ends up and down of boring bar body (10); Slide rail (3) is arranged in the preset sliding-rail groove of boring bar body (10) and by bearing pin (13) and boring bar body (10) and links, slide rail (13) realizes that by slide rail conicity regulation bolt (9) tapering changes, and by slide rail fishbolt (4), slide rail (3) is fixedly clamped on boring bar body (10); Boring cutter cutter hub (6) is loaded on cutter hub seat (5), and cutter hub seat (5) connects with slide rail (3) by the mode of dovetail groove, and by driving leading screw (8) and the slip feed rod (12) that is loaded in boring bar body (10), along slide rail (3) is upper, moves back and forth; The boring degree of depth is reconciled the preset boring degree of depth that mechanism (2) is loaded on boring bar (10) top and is reconciled in mechanism's groove and be connected with boring cutter cutter hub (6), and the cutting depth of boring cutter cutter hub (6) is regulated; Boring cutter quantity is reconciled mechanism (11) and is contained in the bottom of boring bar body (10), and with boring cutter cutter hub (6), is connected.
2. the special boring bar of processing screw axis hole according to claim 1, is characterized in that described slide rail (3) arranges wall scroll or many on boring bar body (10), all be equipped with a cutter hub seat (5) and boring cutter cutter hub (6) on every slide rail (3).
3. the special boring bar of processing screw axis hole according to claim 1, is characterized in that described boring cutter quantity conciliation mechanism (11) can realize boring cutter cutter hub (6) number that participates in boring is regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203238756U CN203292517U (en) | 2013-06-05 | 2013-06-05 | Special boring bar for machining propeller shaft hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203238756U CN203292517U (en) | 2013-06-05 | 2013-06-05 | Special boring bar for machining propeller shaft hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203292517U true CN203292517U (en) | 2013-11-20 |
Family
ID=49568557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203238756U Withdrawn - After Issue CN203292517U (en) | 2013-06-05 | 2013-06-05 | Special boring bar for machining propeller shaft hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203292517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273099A (en) * | 2013-06-05 | 2013-09-04 | 大连船用推进器有限公司 | Special boring bar for processing propeller shaft hole |
-
2013
- 2013-06-05 CN CN2013203238756U patent/CN203292517U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273099A (en) * | 2013-06-05 | 2013-09-04 | 大连船用推进器有限公司 | Special boring bar for processing propeller shaft hole |
| CN103273099B (en) * | 2013-06-05 | 2015-08-05 | 大连船用推进器有限公司 | The special boring bar of processing propeller shaft hole |
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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 |
Granted publication date: 20131120 Effective date of abandoning: 20150805 |
|
| RGAV | Abandon patent right to avoid regrant |