CN103358151B - A kind of connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof - Google Patents
A kind of connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof Download PDFInfo
- Publication number
- CN103358151B CN103358151B CN201310277968.4A CN201310277968A CN103358151B CN 103358151 B CN103358151 B CN 103358151B CN 201310277968 A CN201310277968 A CN 201310277968A CN 103358151 B CN103358151 B CN 103358151B
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- small end
- index dial
- equal indicative
- fixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a kind of connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof, fixture comprises base, base is provided with for the supporting plane of support connecting rod, to small end of connecting rod location and can the detent mechanism that rotates of drivening rod and the retaining mechanism of locking positioning assembly.Compared with prior art, this clamp structure is simple, and only need rotation positioning device to reach the object of swivel link in use, position connecting rod without the need to repeating, simple to operate, working (machining) efficiency is high.<!--1-->
Description
Technical field
The present invention relates to the processing tool of engine link, specifically, the present invention relates to connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof.
Background technology
For the small end of connecting rod of high-power engine, need on the periphery of small end of connecting rod, to mill out multiple equal indicative face by milling machine, by the outer circumference surface decile of small end of connecting rod, adding man-hour, connecting rod is fixed on the fixture of milling machine.
The fixture of current use, due to complex structure, causes clamping complex operation, and uses this fixture, after milling out a face, needs whole fixture to rotate to an angle, to carry out the milling in next face, troublesome poeration, causes working (machining) efficiency low.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of connecting rod small end of engine milling equal indicative face fixture for processing, to improve working (machining) efficiency.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of connecting rod small end of engine milling equal indicative face fixture for processing, it comprises base, base is provided with for the supporting plane of support connecting rod, to small end of connecting rod location and can the detent mechanism that rotates of drivening rod and the retaining mechanism of locking positioning assembly.
Described detent mechanism comprises the top be rotatably connected on described base and is provided with the index dial of push rod and is enclosed within the positioning tube for locating small end of connecting rod outside push rod, positioning tube has match with push rod under the driving of push rod toward the outer side movement carry out multiple locating pieces of distending action.
The outer circumference surface of described index dial is provided with multiple lockhole, and the angle between adjacent two lockholes equals the angle between adjacent two equal indicative faces.
Described positioning tube is formed primarily of four pieces of described locating piece splits, and the outside of positioning tube is provided with the ring spring waling all locating pieces, is inserted with hold-down bolt in positioning tube, correspondingly on described push rod, is provided with screwed hole.
Described push rod is taper type, is wedge transmission between push rod and locating piece.
Described supporting plane is made up of the end face of the backing plate be located on described base and the end face of described index dial.
Described retaining mechanism comprises the fixed block being arranged in described index dial side be located on described base and the check lock lever of locking index dial through the lockhole inserting index dial from fixed block, and check lock lever and fixed block are for being threaded.
Described base is provided with the block for determining connecting rod initial putting position.
Another technical problem to be solved by this invention is to provide the using method of a kind of connecting rod small end of engine milling equal indicative face fixture for processing, comprises following step,
(1) be placed on backing plate by the major part of connecting rod, microcephaly is enclosed within positioning tube, and adjustment connecting rod position, until connecting rod sidepiece is against on block;
(2) small end of connecting rod is enclosed within locating dowel, tighten hold-down bolt, hold-down bolt promotes locating piece and moves down, due to the effect of push rod, push rod promotes the outside distending of locating piece simultaneously, until hold-down bolt twist motionless till, the now complete distending of locating piece, contact with the inner peripheral surface of small end of connecting rod, complete the fixing of connecting rod;
(3) tighten check lock lever, make check lock lever insert in the lockhole of index dial;
(4) first equal indicative face is milled out at the outer circumference surface of small end of connecting rod;
(5) unclamp check lock lever, index dial is turned over a decile angle, tighten check lock lever, make check lock lever insert in the lockhole of index dial;
(6) second equal indicative face is milled out at the outer circumference surface of small end of connecting rod;
(7) according to step (5), remaining equal indicative face is milled out successively.
The present invention adopts technique scheme, and compared with prior art, this clamp structure is simple, and only need rotation positioning device to reach the object of swivel link in use, position connecting rod without the need to repeating, simple to operate, working (machining) efficiency is high.
Accompanying drawing explanation
Fig. 1 is the top view of fixture of the present invention;
Fig. 2 is the structural representation of index dial;
Fig. 3 is the sectional view of positioning tube;
Fig. 4 is the top view of small end of connecting rod;
Mark in above-mentioned figure is: 1, base; 2, backing plate; 3, block; 4, index dial; 5, push rod; 6, positioning tube; 7, locating piece; 8, ring spring; 9, hold-down bolt; 10, fixed block; 11, check lock lever; 12, lockhole; 13, equal indicative face.
Detailed description of the invention
As shown in Figure 1 to Figure 3, a kind of connecting rod small end of engine milling equal indicative face of the present invention fixture for processing, it comprises base 1, base 1 is provided with for the supporting plane of support connecting rod, to small end of connecting rod location and can the detent mechanism that rotates of drivening rod and the retaining mechanism of locking positioning assembly.As shown in Figure 4, the outer circumference surface of this small end of connecting rod needs mill out five equal indicative faces 13, adding man-hour, this fixture can carry out drivening rod by rotation positioning device and rotate, and without the need to fixture entirety all being rotated, simple to operate, efficiency is high.
Specifically, the detent mechanism of this fixture comprises the index dial 4 that the top be rotatably connected on base 1 is provided with push rod 5 and the positioning tube 6 for locating small end of connecting rod be enclosed within outside push rod 5, positioning tube 6 has match with push rod 5 under the driving of push rod 5 toward the outer side movement carry out multiple locating pieces 7 of distending action.
Base 1 is one flat plate, and index dial 4 is discoid, and bottom is arranged on base 1 by vertical bearing pin.Index dial 4 can rotate, and its outer circumference surface is radially provided with the multiple lockholes 12 coordinated with retaining mechanism, and retaining mechanism inserts in lockhole 12 and locks index dial 4.Angle between adjacent two lockholes 12 equals the angle between adjacent two equal indicative faces 13, mill out an equal indicative face 13 like this on small end of connecting rod after, when rotating index dial 4, only need turn over a lockhole 12, retaining mechanism inserts in next lockhole 12 and index dial 4 can be locked, and can carry out the milling in next equal indicative face 13.
The main body of positioning tube 6 be primarily of four block-shaped identical locating piece 7 splits form cylindrical, the two ends of positioning tube 6 are not closed.Push rod 5 is taper type, is arranged on the end face of index dial 4.The medial surface of positioning tube 6 is taper seat, is wedge transmission between push rod 5 and locating piece 7.The outside of positioning tube 6 is provided with the ring spring 8 that two are waled all locating pieces 7, and the outer circumference surface of positioning tube 6 is provided with two for holding the annular groove of ring spring 8.A hold-down bolt 9 can be inserted from top in positioning tube 6, correspondingly on push rod 5, be provided with screwed hole, there is at the top of every block locating piece 7 boss of an arc, four boss surround an annular with centre bore, the diameter of the nut of hold-down bolt 9 be greater than locating piece 7 open completely after the diameter of centre bore, to guarantee that the nut of hold-down bolt 9 can push down boss, thus compress locating piece 7.When positioning connecting rod, small end of connecting rod is enclosed within locating dowel, tighten hold-down bolt 9, hold-down bolt 9 promotes four pieces of locating pieces 7 and moves down, and due to the effect of push rod 5, push rod 5 promotes four pieces of locating pieces 7 distending toward the outer side simultaneously, until hold-down bolt 9 twist motionless till, now locating piece 7 distending completely, contacts with the inner peripheral surface of small end of connecting rod, completes the fixing of connecting rod.
Supporting plane on base 1 is made up of the end face of the backing plate 2 of the strip be located on base 1 and the end face of index dial 4.When positioning connecting rod, by the lower surface pad of small end of connecting rod on the end face of index dial 4, by the lower surface pad of big end on the end face of backing plate 2.Backing plate 2 is provided with three pieces altogether, is bolted on base 1.
Retaining mechanism comprises the fixed block 10 being arranged in index dial 4 side be located on base 1 and the check lock lever 11 of locking index dial 4 through the lockhole 12 inserting index dial 4 from fixed block 10.Fixed block 10 is bolted on base 1, and check lock lever 11 is arranged along the radial direction of index dial 4, and check lock lever 11 and fixed block 10 are for being threaded.
Base 1 is also provided with the rectangular block 3 for determining connecting rod initial putting position, block 3 and fixed block 10 are distributed in the both sides of index dial 4.Block 3 is bolted on base 1, the side towards connecting rod placement area of block 3 is provided with an alignment pin, when being fixed on the positioning connecting rod, the sidepiece of connecting rod is made to be against on alignment pin, guarantee connecting rod registration, conveniently look for the aligned position of the lockhole 12 on check lock lever 11 and index dial 4.
The using method of this fixture comprises following step,
(1) be placed on backing plate 2 by the major part of connecting rod, microcephaly is enclosed within positioning tube 6, and adjustment connecting rod position, until connecting rod sidepiece is against on the alignment pin of block 3;
(2) small end of connecting rod is enclosed within locating dowel, tighten hold-down bolt 9, hold-down bolt promotes four pieces of locating pieces 7 and moves down, due to the effect of push rod 5, push rod 5 promotes four pieces of locating pieces 7 outwards distending simultaneously, until hold-down bolt 9 twist motionless till, now locating piece 7 distending completely, contact with the inner peripheral surface of small end of connecting rod, complete the fixing of connecting rod;
(3) tighten check lock lever 11, make check lock lever 11 insert in the lockhole 12 of index dial 4;
(4) first equal indicative face is milled out at the outer circumference surface of small end of connecting rod;
(5) unclamp check lock lever 11, index dial 4 is turned over a decile angle, tighten check lock lever 11, make check lock lever 11 insert in the lockhole 12 of index dial 4;
(6) second equal indicative face is milled out at the outer circumference surface of small end of connecting rod;
(7) according to step (5), remaining three equal indicative faces are milled out successively.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (6)
1. a connecting rod small end of engine milling equal indicative face fixture for processing, it is characterized in that: comprise base, base is provided with for the supporting plane of support connecting rod, to small end of connecting rod location and can the detent mechanism that rotates of drivening rod and the retaining mechanism of locking positioning assembly;
Described detent mechanism comprises and is rotatablely arranged on described base and top and is provided with the index dial of push rod and is set on push rod and positioning tube for locating small end of connecting rod, positioning tube have to match with push rod and by top rod driving toward the outer side movement carry out multiple locating pieces of distending action; Described push rod is taper type, is wedge transmission between push rod and locating piece;
Described retaining mechanism comprise be located at fixed block on described base and from fixed block through and for insert index dial lockhole in check lock lever that index dial is locked; Base is also provided with the block for determining connecting rod initial putting position, block and fixed block are distributed in the both sides of index dial.
2. connecting rod small end of engine milling equal indicative face according to claim 1 fixture for processing, is characterized in that: the outer circumference surface of described index dial is provided with multiple lockhole, and the angle between adjacent two lockholes equals the angle between adjacent two equal indicative faces.
3. connecting rod small end of engine milling equal indicative face according to claim 1 and 2 fixture for processing, it is characterized in that: described positioning tube is formed primarily of four pieces of described locating piece splits, the outside of positioning tube is provided with the ring spring waling all locating pieces, be inserted with hold-down bolt in positioning tube, correspondingly on described push rod, be provided with screwed hole.
4. connecting rod small end of engine milling equal indicative face according to claim 3 fixture for processing, is characterized in that: described supporting plane is made up of the end face of the backing plate be located on described base and the end face of described index dial.
5. connecting rod small end of engine milling equal indicative face according to claim 4 fixture for processing, is characterized in that: check lock lever and fixed block are for being threaded.
6. a using method for connecting rod small end of engine milling equal indicative face according to claim 5 fixture for processing, is characterized in that: comprise following step,
(1) be placed on backing plate by the major part of connecting rod, microcephaly is enclosed within positioning tube, and adjustment connecting rod position, until connecting rod sidepiece is against on block;
(2) small end of connecting rod is enclosed within locating dowel, tighten hold-down bolt, hold-down bolt promotes locating piece and moves down, due to the effect of push rod, push rod promotes the outside distending of locating piece simultaneously, until hold-down bolt twist motionless till, the now complete distending of locating piece, contact with the inner peripheral surface of small end of connecting rod, complete the fixing of connecting rod;
(3) tighten check lock lever, make check lock lever insert in the lockhole of index dial;
(4) first equal indicative face is milled out at the outer circumference surface of small end of connecting rod;
(5) unclamp check lock lever, index dial is turned over a decile angle, tighten check lock lever, make check lock lever insert in the lockhole of index dial;
(6) second equal indicative face is milled out at the outer circumference surface of small end of connecting rod;
(7) according to step (5), remaining equal indicative face is milled out successively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310277968.4A CN103358151B (en) | 2013-07-03 | 2013-07-03 | A kind of connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310277968.4A CN103358151B (en) | 2013-07-03 | 2013-07-03 | A kind of connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103358151A CN103358151A (en) | 2013-10-23 |
CN103358151B true CN103358151B (en) | 2016-01-20 |
Family
ID=49360869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310277968.4A Active CN103358151B (en) | 2013-07-03 | 2013-07-03 | A kind of connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103358151B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108705333B (en) * | 2018-08-06 | 2019-11-12 | 重庆建设工业(集团)有限责任公司 | A kind of adjusting method of the adjustable positioning device for the processing of lathe rear alignment |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2727517A1 (en) * | 1977-06-18 | 1978-12-21 | Daimler Benz Ag | Impact absorbing front of car - with elastic bumper and pivoted sprung mountings for lights and radiator |
SU1404244A1 (en) * | 1986-10-14 | 1988-06-23 | Всесоюзный Проектно-Технологический Институт Тяжелого Машиностроения | Arrangement for clamping parts |
CN1718346A (en) * | 2005-07-29 | 2006-01-11 | 十堰义兴工业发展有限公司 | End face tooth processing method of end face tooth part and its rotary clamping device |
CN2912879Y (en) * | 2006-05-12 | 2007-06-20 | 山东泰工工贸有限责任公司 | Small taper hole large reference round gear teeth clamp |
CN2920501Y (en) * | 2006-06-29 | 2007-07-11 | 贵州群建齿轮有限公司 | Clamping apparatus for gear wheel processing |
CN201960356U (en) * | 2010-12-28 | 2011-09-07 | 苏州市职业大学 | Machine tool fixture |
CN202377822U (en) * | 2011-12-12 | 2012-08-15 | 秦海军 | Expanding mandrel clamp for square stator |
CN202846182U (en) * | 2012-08-20 | 2013-04-03 | 云南西仪工业股份有限公司 | Transposition type connecting rod small end oil hole drilling tool |
CN203390589U (en) * | 2013-07-03 | 2014-01-15 | 芜湖航天汽车连杆有限公司 | Clamp for machining milling identical graduation face of small end of connecting rod of engine |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201371368Y (en) * | 2009-03-19 | 2009-12-30 | 上海东方泵业(集团)有限公司 | Large-scale pump coupling equal dividing boring turning tooling |
-
2013
- 2013-07-03 CN CN201310277968.4A patent/CN103358151B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2727517A1 (en) * | 1977-06-18 | 1978-12-21 | Daimler Benz Ag | Impact absorbing front of car - with elastic bumper and pivoted sprung mountings for lights and radiator |
SU1404244A1 (en) * | 1986-10-14 | 1988-06-23 | Всесоюзный Проектно-Технологический Институт Тяжелого Машиностроения | Arrangement for clamping parts |
CN1718346A (en) * | 2005-07-29 | 2006-01-11 | 十堰义兴工业发展有限公司 | End face tooth processing method of end face tooth part and its rotary clamping device |
CN2912879Y (en) * | 2006-05-12 | 2007-06-20 | 山东泰工工贸有限责任公司 | Small taper hole large reference round gear teeth clamp |
CN2920501Y (en) * | 2006-06-29 | 2007-07-11 | 贵州群建齿轮有限公司 | Clamping apparatus for gear wheel processing |
CN201960356U (en) * | 2010-12-28 | 2011-09-07 | 苏州市职业大学 | Machine tool fixture |
CN202377822U (en) * | 2011-12-12 | 2012-08-15 | 秦海军 | Expanding mandrel clamp for square stator |
CN202846182U (en) * | 2012-08-20 | 2013-04-03 | 云南西仪工业股份有限公司 | Transposition type connecting rod small end oil hole drilling tool |
CN203390589U (en) * | 2013-07-03 | 2014-01-15 | 芜湖航天汽车连杆有限公司 | Clamp for machining milling identical graduation face of small end of connecting rod of engine |
Also Published As
Publication number | Publication date |
---|---|
CN103358151A (en) | 2013-10-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110842238A (en) | Multi-cylinder synchronous centering clamping device | |
CN203738464U (en) | Special jig for lathing eccentric part | |
CN104259898B (en) | Milling key groove clamp | |
CN112846840A (en) | Shaft fixture | |
CN103358151B (en) | A kind of connecting rod small end of engine milling equal indicative face fixture for processing and using method thereof | |
CN205237112U (en) | Floating clamp device | |
CN105666356A (en) | Clamp for V-shaped tenon root blades | |
CN203390589U (en) | Clamp for machining milling identical graduation face of small end of connecting rod of engine | |
CN211029021U (en) | Positioning fixture for drilling crossed hole of steering knuckle shaft | |
CN202804743U (en) | Finish machining fixture for small end plane of engine connecting rod | |
CN204868648U (en) | Press from both sides tight rotational positioning tool | |
CN209936382U (en) | Rotary fixture for sawing machine | |
CN103447947B (en) | A kind of multiaspect drift fine grinding indexing fixture | |
CN204366516U (en) | Columnar workpiece fixture | |
CN103286595B (en) | Milling angle degree dual-side rolling clamp | |
CN209754621U (en) | Horizontal machining clamp | |
CN210173006U (en) | Milling flutes anchor clamps | |
CN111113070B (en) | Tool for turning drill bit clamp of rock drill | |
CN204122868U (en) | A kind of tap holder | |
CN204235369U (en) | A kind of frock clamp | |
CN201979316U (en) | Fixture | |
CN205438268U (en) | V type tenon root blade anchor clamps | |
CN103358152A (en) | Clamp for processing milling fall surface of connecting rod cap of engine and clamping method of clamp | |
CN204524956U (en) | A kind of Double-station clamp | |
CN103753386A (en) | Clamp for shaft flat grinding |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |