CN105345492A - Rapid positioning mechanism and method for plane intersection point finish machining table - Google Patents
Rapid positioning mechanism and method for plane intersection point finish machining table Download PDFInfo
- Publication number
- CN105345492A CN105345492A CN201510857023.9A CN201510857023A CN105345492A CN 105345492 A CN105345492 A CN 105345492A CN 201510857023 A CN201510857023 A CN 201510857023A CN 105345492 A CN105345492 A CN 105345492A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
- B23Q1/28—Means for securing sliding members in any desired position
Abstract
The invention discloses a rapid positioning mechanism for a plane intersection point finish machining table. The rapid positioning mechanism is provided with a finish machining tool rest installed on an upper base. The upper base is installed on a lower base through sliding blocks and guide rails. The lower base is installed on a base through a guiding and positioning mechanism. The guiding and positioning mechanism comprises guiding and positioning pins fixed to the upper surface of the base and guiding and positioning sleeves fixed to the lower surface of the lower base; the guiding and positioning pins are matched with the guiding and positioning sleeves. Flexibility of the finish machining table is achieved so that the finish machining table can adapt to finish machining of different products and portions on a plane, the production preparation period is shortened, and the development cost of the plane is reduced.
Description
Technical field
The invention belongs to transporation by plane technical field, is specifically related to a kind of aircraft intersection point finishing station quick positioning mechanism and localization method, for aircraft intersection point finishing station quick position be connected.
Background technology
In aircraft manufacturing process, the manufacturing and positioning errors of part is inevitable, and by part to assembly, parts until to form full machine process link numerous, the accumulation of error affects larger to the quality of fit of main intersection point (as bearing, bearing pin etc.).In order to eliminate assembling process accumulated error, the method that general employing surplus compensates, namely after portion, sub-assembly assembly work complete, hole, axle etc. with intersection point matching part are reprocessed by the technological equipment that finishing station etc. is special, quality of fit is ensured with this, meet the exchange between parts or some functional requirement, therefore higher demand is proposed to the applicability of fine finishining platform, replacing and location.
Summary of the invention
The invention object is to provide a kind of aircraft intersection point finishing station quick positioning mechanism and localization method, replacing or reinstall for aircraft intersection point finishing station provides location and connected mode fast, realize the flexibility of finishing station, to adapt to the fine finishining at different product and position on aircraft, shorten the Operational preparation cycle, reduce aircraft development cost.
The technical scheme that the invention adopts is:
A kind of aircraft intersection point finishing station quick positioning mechanism, have fine finishining knife rest, described fine finishining knife rest is arranged on upper bed-plate, and upper bed-plate is by slide block and guide rails assembling on lower bottom base, and lower bottom base is arranged on base by guide-localization mechanism; Described guide-localization mechanism comprises the guide positioning pin being fixed on base upper surface, and is fixed on the guide-localization cover of lower bottom base lower surface, and described guide positioning pin overlaps with guide-localization and coordinates.
Described a kind of aircraft intersection point fine finishining quick positioning mechanism, described slide block is arranged on the two ends of upper bed-plate lower surface, and described guide rail is arranged on the two ends of lower bottom base upper surface, and upper bed-plate is moved by slide block and being engaged on lower bottom base of guide rail.
Described a kind of aircraft intersection point fine finishining quick positioning mechanism, the end of described upper bed-plate is provided with L-type connecting plate I, the end of upper bed-plate is provided with the L-type connecting plate II matched with L-type connecting plate I, the plate face that L-type connecting plate I is relative with L-type connecting plate II is respectively equipped with corresponding pin-and-hole, upper bed-plate, by acting on pin-and-hole, is fixed on lower bottom base by described locking positioning pin.
Described a kind of aircraft intersection point fine finishining quick positioning mechanism, described lower bottom base lower surface is provided with four guide-localization covers, described four guide-localization covers are distributed in the corner of lower bottom base lower surface, upper surface and four guide-localizations of described base overlap corresponding position and are provided with four guide positioning pins, described guide-localization puts has pilot hole, described guide positioning pin by with the coordinating of pilot hole, complete the guide-localization of lower bottom base and base.
Described a kind of aircraft intersection point fine finishining quick positioning mechanism, described four guide-localizations cover is divided into guide-localization to overlap I, II, III and IV successively, pilot hole on guide-localization cover I is circular hole I, and the aperture of described circular hole I and the diameter of guide positioning pin 1 match; Guide-localization cover II and IV overlaps I adjacent respectively with guide-localization, the pilot hole on guide-localization cover II is circular hole II, and circular hole II is slotted hole; Pilot hole on guide-localization cover IV is circular hole IV, and circular hole IV is slotted hole; Guide-localization cover III is positioned at the diagonal angle place of guide-localization cover I, and the pilot hole on guide-localization cover III is circular hole III, and the aperture of circular hole III is greater than the aperture 3-8mm of circular hole I.
Described a kind of aircraft intersection point fine finishining quick positioning mechanism, is connected to form a planar rectangular frame by described guide-localization cover I, II, III and IV, and it is consistent that length direction and the guide-localization of described circular hole II overlap the I and II line direction formed; It is consistent that length direction and the guide-localization of described circular hole IV overlap the I and IV line direction formed.
Described a kind of aircraft intersection point fine finishining quick positioning mechanism, the corner of lower bottom base lower end is also provided with retaining mechanism, and described retaining mechanism and base effect, described lower bottom base is fixed on base by retaining mechanism.
A kind of aircraft intersection point finishing station method for rapidly positioning, comprises the steps:
1) coordinated with the guide positioning pin be positioned on base by the guide-localization cover be positioned at below lower bottom base;
2) relative position relation of upper bed-plate and lower bottom base is adjusted;
3) control the relative position relation of guide-localization cover and guide positioning pin, lower bottom base is positioned;
4) after having located, by the relative position utilizing locking positioning lock to determine upper bed-plate and lower bottom base;
5) by retaining mechanism, lower bottom base is fixed on base again, then fine finishining knife rest is fixedly mounted on upper bed-plate, carry out fine finishining work.
The invention has following beneficial effect:
A kind of aircraft intersection point of the invention finishing station quick positioning mechanism is divided into fixed structure part and replaceable structure division.Fixed structure part comprises base and the guide positioning pin be fixed on base does not need to change, exchangeable portion is divided and is comprised four guide-localization covers (geometric parameter is different), upper bed-plate, two guide rails, four slide blocks, lower bottom base, fine finishining knife rest, two alignment pins, four finishing station retaining mechanisms.Four guide-localization covers are positioned at quick-changing mechanism lower bottom base corner, form rectangle, bottom surface is positioned at same plane (coordinating with plane on base guide alignment pin), one of them pilot hole diameter and base guide alignment pin equal diameters, a pilot hole diameter is greater than base guide alignment pin diameter 3-8mm, two other pilot hole is slotted hole (circular hole section diameter and base guide alignment pin equal diameters), first installation must be equipped with four base guide alignment pins and fix, minor diameter guide-localization cover is positioned at angle point, two oval pilot hole positions and minor diameter guide-localization overlap adjacent, slotted hole straight flange direction is consistent with respective rectangular limit, major diameter guide-localization cover is positioned at minor diameter guide-localization cover diagonal angle place.Replaceable structure division, by four guide-localization covers and four base guide detent fit be positioned at, realizes leading fast and being located by connecting, controls the relative position relation of guide-localization cover and guide positioning pin, ensure positioning precision.
The upper and lower base of quick-changing mechanism is connected by guide rail, slide block, and the upper and lower base of quick-changing mechanism can relative movement, coordinates technological requirement with this, and bottom adopts quick-changing mechanism alignment pin locking positioning.Fine finishining knife rest and quick-changing mechanism upper bed-plate are connected.After the replaceable partial adjustment of finishing station, be connected with fixed structure part by finishing station retaining mechanism.For changing or providing positioning datum when reinstalling finishing station.This quick positioning mechanism shortens the product manufacturing cycle, reduces frock manufacturing expense, flexible frock is widely applied, and same finishing station can meet the fine finishining of different product.
Accompanying drawing explanation
Fig. 1 is a kind of schematic diagram of aircraft intersection point finishing station quick positioning mechanism.
Fig. 2 is a kind of base schematic diagram of aircraft intersection point finishing station quick positioning mechanism.
Fig. 3 is the schematic diagram of lower bottom base and guide-localization cover in a kind of aircraft intersection point finishing station quick positioning mechanism.
Wherein, 1-guide positioning pin, 2-guide-localization cover, 21-guide-localization cover I, 22-guide-localization cover II, 23-guide-localization cover III, 24-guide-localization cover IV, 3-lower bottom base, 4-guide rail, 5-slide block, 6-upper bed-plate, 7-fine finishining knife rest, 8-locking positioning pin, 9-retaining mechanism, 10-base.
Detailed description of the invention
As Figure 1-3, a kind of aircraft intersection point finishing station quick positioning mechanism, have fine finishining knife rest 7, fine finishining knife rest 7 is arranged on upper bed-plate 6, upper bed-plate 6 is arranged on lower bottom base 3 by four slide blocks 5 and two guide rails 4, and lower bottom base 3 is arranged on base 10 by guide-localization mechanism; Described guide-localization mechanism comprises the guide positioning pin 1 being fixed on base 10 upper surface, and is fixed on the guide-localization cover 2 of lower bottom base 3 lower surface, and described guide positioning pin 1 overlaps with guide-localization and coordinates.
Described four slide blocks 5 are separately positioned on the two ends of upper bed-plate 6 lower surface, and two guide rails 4 are arranged on the two ends of lower bottom base 3 upper surface, and upper bed-plate 6 is moved by slide block 5 and being engaged on lower bottom base 3 of guide rail 4.
The end of described upper bed-plate 6 both sides is respectively equipped with L-type connecting plate I, the end of upper bed-plate 3 both sides is respectively equipped with the L-type connecting plate II matched with L-type connecting plate I, the plate face that L-type connecting plate I is relative with L-type connecting plate II is respectively equipped with corresponding pin-and-hole, upper bed-plate 6, respectively by acting on pin-and-hole, is fixed on lower bottom base 3 by described two locking positioning pins 8.
Described lower bottom base 3 lower surface is provided with four guide-localization covers 2 as shown in Figure 3, described four guide-localizations cover 2 is distributed in the corner of lower bottom base 3 lower surface, upper surface and four guide-localizations of described base 10 overlap 2 corresponding positions and are provided with four guide positioning pins 1, described guide-localization cover 2 has pilot hole, described guide positioning pin 1 by with the coordinating of pilot hole, complete the guide-localization of lower bottom base 3 and base 10.
Described four guide-localizations cover is divided into guide-localization to overlap I 21, II 22, III 23 and IV 24 successively, and the pilot hole on guide-localization cover I 21 is circular hole I, and the aperture of described circular hole I and the diameter of guide positioning pin 1 match; Guide-localization cover II 22 and IV 24 overlap I 21 adjacent respectively with guide-localization, the pilot hole that guide-localization overlaps on II 22 is circular hole II, and circular hole II is slotted hole; Pilot hole on guide-localization cover IV 24 is circular hole IV, and circular hole IV is slotted hole; Guide-localization cover III 23 is positioned at the diagonal angle place of guide-localization cover I 21, and the pilot hole on guide-localization cover III 23 is circular hole III, and the aperture of circular hole III is greater than the aperture 5mm of circular hole I.
Described guide-localization cover I 21, II 22, III 23 and IV 24 is connected to form a planar rectangular frame, and it is consistent that length direction and the guide-localization of described circular hole II overlap the I 21 and II 22 line directions formed; It is consistent that length direction and the guide-localization of described circular hole IV overlap the I 21 and IV 24 line directions formed.
The corner of lower bottom base 3 lower end is also provided with retaining mechanism 9, and described retaining mechanism 9 acts on base 10, and described lower bottom base 3 is fixed on base 10 by retaining mechanism 9.
A kind of aircraft intersection point finishing station method for rapidly positioning, comprises the steps:
(1) coordinated with the guide positioning pin 1 be positioned on base 10 by the guide-localization cover 2 be positioned at below lower bottom base 3;
(2) relative position relation of upper bed-plate 6 and lower bottom base 3 is adjusted;
(3) control the relative position relation of guide-localization cover 2 and guide positioning pin 1, lower bottom base 3 is positioned;
(4) after having located, by the relative position utilizing locking positioning pin 8 to lock upper bed-plate 6 and lower bottom base 3;
(5) by retaining mechanism 9, lower bottom base 3 is fixed on base 10 again, then fine finishining knife rest 7 is fixedly mounted on upper bed-plate 6, carry out fine finishining work.
Claims (8)
1. an aircraft intersection point finishing station quick positioning mechanism, have fine finishining knife rest, it is characterized in that, described fine finishining knife rest is arranged on upper bed-plate, upper bed-plate is by slide block and guide rails assembling on lower bottom base, and lower bottom base is arranged on base by guide-localization mechanism; Described guide-localization mechanism comprises the guide positioning pin being fixed on base upper surface, and is fixed on the guide-localization cover of lower bottom base lower surface, and described guide positioning pin overlaps with guide-localization and coordinates.
2. a kind of aircraft intersection point fine finishining quick positioning mechanism according to claim 1, it is characterized in that, described slide block is arranged on the two ends of upper bed-plate lower surface, and described guide rail is arranged on the two ends of lower bottom base upper surface, and upper bed-plate is moved by slide block and being engaged on lower bottom base of guide rail.
3. a kind of aircraft intersection point fine finishining quick positioning mechanism according to claim 1, it is characterized in that, the end of described upper bed-plate is provided with L-type connecting plate I, the end of upper bed-plate is provided with the L-type connecting plate II matched with L-type connecting plate I, the plate face that L-type connecting plate I is relative with L-type connecting plate II is respectively equipped with corresponding pin-and-hole, upper bed-plate, by acting on pin-and-hole, is fixed on lower bottom base by described locking positioning pin.
4. a kind of aircraft intersection point fine finishining quick positioning mechanism according to claim 1, it is characterized in that, described lower bottom base lower surface is provided with four guide-localization covers, described four guide-localization covers are distributed in the corner of lower bottom base lower surface, upper surface and four guide-localizations of described base overlap corresponding position and are provided with four guide positioning pins, described guide-localization puts has pilot hole, described guide positioning pin by with the coordinating of pilot hole, complete the guide-localization of lower bottom base and base.
5. a kind of aircraft intersection point fine finishining quick positioning mechanism according to claim 4, it is characterized in that, described four guide-localizations cover is divided into guide-localization to overlap I, II, III and IV successively, pilot hole on guide-localization cover I is circular hole I, and the aperture of described circular hole I and the diameter of guide positioning pin 1 match; Guide-localization cover II and IV overlaps I adjacent respectively with guide-localization, the pilot hole on guide-localization cover II is circular hole II, and circular hole II is slotted hole; Pilot hole on guide-localization cover IV is circular hole IV, and circular hole IV is slotted hole; Guide-localization cover III is positioned at the diagonal angle place of guide-localization cover I, and the pilot hole on guide-localization cover III is circular hole III, and the aperture of circular hole III is greater than the aperture 3-8mm of circular hole I.
6. a kind of aircraft intersection point fine finishining quick positioning mechanism according to claim 5, it is characterized in that, described guide-localization cover I, II, III and IV is connected to form a planar rectangular frame, and it is consistent that length direction and the guide-localization of described circular hole II overlap the I and II line direction formed; It is consistent that length direction and the guide-localization of described circular hole IV overlap the I and IV line direction formed.
7., according to the arbitrary described a kind of aircraft intersection point fine finishining quick positioning mechanism of claim 1-6, it is characterized in that, the corner of lower bottom base lower end is also provided with retaining mechanism, and described retaining mechanism and base effect, described lower bottom base is fixed on base by retaining mechanism.
8. an aircraft intersection point finishing station method for rapidly positioning, is characterized in that, comprise the steps:
1) coordinated with the guide positioning pin be positioned on base by the guide-localization cover be positioned at below lower bottom base;
2) relative position relation of upper bed-plate and lower bottom base is adjusted;
3) control the relative position relation of guide-localization cover and guide positioning pin, lower bottom base is positioned;
4) after having located, by the relative position utilizing locking positioning lock to determine upper bed-plate and lower bottom base;
5) by retaining mechanism, lower bottom base is fixed on base again, then fine finishining knife rest is fixedly mounted on upper bed-plate, carry out fine finishining work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510857023.9A CN105345492B (en) | 2015-11-27 | 2015-11-27 | A kind of aircraft intersection point finishing station quick positioning mechanism and localization method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510857023.9A CN105345492B (en) | 2015-11-27 | 2015-11-27 | A kind of aircraft intersection point finishing station quick positioning mechanism and localization method |
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| CN105345492A true CN105345492A (en) | 2016-02-24 |
| CN105345492B CN105345492B (en) | 2018-01-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107128838A (en) * | 2017-06-26 | 2017-09-05 | 合肥中科离子医学技术装备有限公司 | A kind of superconduction Proton emission degrader full-automatic accurate alignment system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107128838A (en) * | 2017-06-26 | 2017-09-05 | 合肥中科离子医学技术装备有限公司 | A kind of superconduction Proton emission degrader full-automatic accurate alignment system |
| CN107128838B (en) * | 2017-06-26 | 2018-04-10 | 合肥中科离子医学技术装备有限公司 | A kind of superconduction Proton emission degrader full-automatic accurate alignment system |
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| CN105345492B (en) | 2018-01-05 |
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