CN103453826A - Shifting fork component comprehensive gauge - Google Patents

Shifting fork component comprehensive gauge Download PDF

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Publication number
CN103453826A
CN103453826A CN2013101232035A CN201310123203A CN103453826A CN 103453826 A CN103453826 A CN 103453826A CN 2013101232035 A CN2013101232035 A CN 2013101232035A CN 201310123203 A CN201310123203 A CN 201310123203A CN 103453826 A CN103453826 A CN 103453826A
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CN
China
Prior art keywords
positioning
fork
prong
pull
shifting fork
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CN2013101232035A
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Chinese (zh)
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CN103453826B (en
Inventor
于闯
陈华
罗大国
许滢
赵福全
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浙江吉利汽车研究院有限公司杭州分公司
浙江吉利汽车研究院有限公司
浙江吉利控股集团有限公司
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Priority to CN201310123203.5A priority Critical patent/CN103453826B/en
Publication of CN103453826A publication Critical patent/CN103453826A/en
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Abstract

The invention relates to a shifting fork component comprehensive gauge. The shifting fork component comprehensive gauge solves the problems that existing gauges are a gauge combination respectively for one parameter and detection efficiency and accuracy are affected. The shifting fork component comprehensive gauge comprises a base plate, two positioning bases are arranged on the base plate in an opposite mode, a positioning groove matched with a shifting fork shaft is formed in the top of each positioning base, the upper portions of the two positioning bases are provided with pressing blocks capable of moving up and down respectively, wherein the bottom of the pressing block at one end is provided with a positioning pin, and the positioning pin is clamped in a V-shaped groove in the end portion of the shifting fork shaft to form a datum reference. Two measuring meters respectively detecting the positions of the fork feet of the shifting fork are arranged on the base plate, and a semicircular measuring block for measuring the position of the semicircular gap of the shifting fork is arranged between the two positioning bases. The side faces of the two positioning bases are provided with a fork opening frame end face detecting clamping groove and a fork opening position detecting clamping block respectively. According to the shifting fork component comprehensive gauge, due to the fact that a plurality of detecting modules are integrated, the shifting fork component comprehensive gauge carrying out positioning at a time and detecting with a plurality of parameters at the same time is formed, detection efficiency is high, and detection accuracy is good.

Description

A kind of pull-fork assembly comprehensive check tool
Technical field
The present invention relates to a kind of cubing of vehicle component, particularly a kind of pull-fork assembly comprehensive check tool.
Technical background
The multiple variators such as MT, DCT, AMT all need pull-fork assembly to realize gear shift at present, pull-fork assembly has material impact to shift property, if the shifting fork structure position is deviation to some extent, can cause the gearshift defect such as not in place, form potential safety hazard, so pull-fork assembly needs before assembling each critical size is detected.And existing shifting fork size parameter detecting generally adopts a plurality of cubings to detect respectively an independent dimensional parameters of shift fork, can't accomplish fast detecting, and also a plurality of cubing when switching, positioning datum will carry out multiple bearing, and it is accurately fixed that impact is measured.
Summary of the invention
The object of the invention is to for existing shift fork cubing is a plurality of problems that combine, affect separately detection efficiency and accuracy for the cubing of a parameter, and a kind of comprehensive check tool that a plurality of critical size parameters of shift fork is carried out to comprehensive detection is provided.
The technical solution adopted for the present invention to solve the technical problems is: a kind of pull-fork assembly comprehensive check tool, comprise base plate, base plate is provided with two positioning seats that are oppositely arranged, the positioning seat top has the locating slot coordinated with declutch shift shaft, two positioning seat tops are respectively equipped with briquetting moving up and down, wherein bottom the briquetting of an end, have card and are set to the register pin formation positioning datum in the V groove of declutch shift shaft end; Base plate is provided with two meters that detect respectively shift fork fork placement of foot; Be provided with the semi-circular measurement piece of measuring the semi-circular gap position of shift fork between two positioning seats; The side of two positioning seats also is provided with prong frame end face test card slot and prong position probing fixture block.
The pull-fork assembly structure is as follows, on declutch shift shaft, be welded shift fork and prong frame, and the wherein radial surface of an end of declutch shift shaft is provided with some V grooves for location, and one of them V groove is as positioning datum.
The end of prong frame has U-shaped prong, and the prong sidewall has apart from a apart from positioning datum.
The shift fork bottom is semicircle breach, and the two ends of shift fork bottom notch are two fork pin, and the fork pin has distance b apart from positioning datum.
Shift fork half round cut distance of center circle has distance c from the declutch shift shaft axis, and there is deflection angle d the shift fork half round cut center of circle and side, V groove place.
The sheet that the prong frame is twice bending in middle part, prong frame end facial planes and declutch shift shaft have offset or dish e.
Above-mentioned dimensional parameters all has important impact to the performance of pull-fork assembly, need to be detected.Declutch shift shaft is positioned between two positioning seats, and with register pin, with the V groove, coordinates realization axially accurately to locate and form positioning datum, register pin use briquetting is pressed on the V groove, and the V groove is faced up, and forms horizontal reference.Now, adopt two meters to measure respectively the distance b of two fork pin of shift fork apart from positioning datum; Adopt semi-circular measurement piece to snap in the shift fork half round cut, detect the distance c of shift fork half round cut distance of center circle from the declutch shift shaft axis, the overall dimensions parameter of the shift fork half round cut center of circle and side, V groove place deflection angle d, when two parameters, one of them has deviation, and semi-circular measurement piece just can't accurately snap in the shift fork half round cut; Adopt prong frame end face test card slot to detect the offset or dish e of prong frame end facial planes and declutch shift shaft, if the offset or dish size is errorless, prong frame end face can snap in prong frame end face test card slot smoothly; Adopt prong position probing fixture block detect the prong sidewall apart from positioning datum apart from a.
As preferably, described prong frame end face test card slot is to be arranged on a level trough on draw-in groove slide block end face, and described draw-in groove slide block can be along two positioning seat line direction telescopic movings.The draw-in groove slider frame is located on the support of base plate, behind the declutch shift shaft location, the prong chord position is put fixing, and the draw-in groove slide block now slides, if prong frame end section can embed prong frame end face test card slot smoothly, the offset or dish e size of prong frame end facial planes and declutch shift shaft is errorless.
As preferably, but described prong position probing fixture block is the flexible slip fixture block of perpendicular positioning seat line direction, and an inside indentation in side of prong position probing fixture block end forms cascaded surface, and cascaded surface is towards positioning datum one side.During detection, the front end of prong position probing fixture block can insert smoothly in prong and be stuck in the opening part of prong at the step place, errorless apart from a size apart from positioning datum of prong sidewall.
As preferably, described meter is arranged on the base plate of positioning datum one side, and is separately positioned on the both sides of positioning seat.
As preferably, described semi-circular measurement piece is rotatably installed on the installation shaft in the middle of positioning seat, and can endwisely slip along installation shaft, and described installation shaft arranges along two positioning seat line directions.Semi-circular measurement piece can rotate and endwisely slip, make the half round cut of shift fork can be enclosed within smoothly semi-circular measurement piece surface, if the normal fit of energy, shift fork half round cut distance of center circle is all errorless from distance c, the shift fork half round cut center of circle and side, the V groove place deflection angle d of declutch shift shaft axis.
As preferably, described positioning seat is provided with vertical guide rod, and briquetting is slidably located on vertical guide rod, and described briquetting top is connected with the pull bar of level by diagonal control arm.
The present invention is integrated by a plurality of detection modules, forms one-time positioning, the pull-fork assembly comprehensive check tool that multiparameter detects simultaneously, and detection efficiency is high, accuracy good.
The accompanying drawing explanation
Fig. 1 is the shifting fork structure schematic top plan view.
Fig. 2 is the shifting fork structure schematic side view.
Fig. 3 is a kind of detected state schematic diagram of the present invention.
Fig. 4 is the second detected state of the present invention the structural representation of removing the positioning datum side pressing block.
Fig. 5 is the partial enlarged drawing at A place in Fig. 4.
Fig. 6 is the partial enlarged drawing at B place in Fig. 4.
In figure: 1. declutch shift shaft, 2. shift fork, 3. prong frame, 4. prong, 5.V groove, 6. fork pin, 7. base plate, 8. draw-in groove slide block, 9. prong position probing fixture block, 10. positioning seat, 11. briquettings, 12. vertical guide rod, 13. pull bars, 14. diagonal control arms, 15. meter, 16. prong frame end face test card slot, 17. cascaded surfaces, 18. semi-circular measurement piece, 19. register pins, 20. locating slots.
Embodiment
Below by specific embodiment, also the present invention is further described by reference to the accompanying drawings.
Embodiment: the pull-fork assembly structure as shown in Figure 1 and Figure 2, on declutch shift shaft 1, be welded shift fork 2 and prong frame 3, the wherein radial surface of an end of declutch shift shaft 1 be provided with three for the location V grooves 5, wherein middle V groove is as positioning datum.The end of prong frame 3 has U-shaped prong 4, and prong 4 sidewalls have apart from a apart from positioning datum.Shift fork 2 bottoms are semicircle breach, and the two ends of shift fork 2 bottom notch are two fork pin 6, and the fork pin has distance b apart from positioning datum.Shift fork 2 half round cut distance of center circle have distance c from declutch shift shaft 1 axis, and there is deflection angle d the shift fork 2 half round cut centers of circle and V groove 5 sides, place.The sheet that prong frame 3 is twice bending in middle part, prong frame 3 end planes and declutch shift shaft have offset or dish e.
A kind of comprehensive check tool that detects the said structure pull-fork assembly, as shown in Figure 3, Figure 4.Have two positioning seats that are oppositely arranged 10 on base plate 1, as shown in Figure 6, the top correspondence of two positioning seats 10 is provided with locating slot 20, and declutch shift shaft 1 two ends are fastened on respectively in locating slot 20.The end that declutch shift shaft 1 is offered the V groove is fastened on the positioning seat of front end, and V groove 5 upward.Each positioning seat 10 tops also have two vertical guide rods 12, vertically on guide rod 12, slip cap is provided with briquetting 11, wherein the briquetting of front end positioning seat 10 bottom has the register pin vertical with declutch shift shaft 1 19, in the V groove 5 in the middle of register pin 19 is fastened on, forms axial positioning datum.Briquetting 11 tops connect handle 13 by diagonal control arm 14, shake hands 13 to be arranged on the erecting frame of base plate, but pull bar 13 levels pull, control the briquetting lifting.
Behind declutch shift shaft 1 location, two fork pin 6 of shift fork 2 are in towards upper/lower positions, and positioning seat 10 both sides of front end respectively are provided with a meter 15, as shown in Figure 4, Figure 5, meter 15 thimbles of both sides are corresponding two fork pin 6 respectively, detect respectively the distance b of two fork pin and positioning datum.
Be provided with semi-circular measurement piece 18 between two positioning seats 10, semi-circular measurement piece 18 is arranged on installation shaft, installation shaft is extended along two positioning seat line directions, parallel with the declutch shift shaft 1 behind location, semi-circular measurement piece 18 can rotate and can slide vertically along installation shaft, behind declutch shift shaft 1 location, semi-circular measurement piece 18 is embedded to the semi-circular breach of shift fork, if normally chimeric, shift fork half round cut distance of center circle is all errorless from distance c, the shift fork half round cut center of circle and side, the V groove place deflection angle d of declutch shift shaft axis.
Behind declutch shift shaft 1 location, prong frame 3 stretches out along the positioning seat side, the side of two positioning seats 10 is provided with draw-in groove slide block 8 and prong position probing fixture block 9 by erecting frame, and draw-in groove slide block 8 can be flexible along two positioning seat line directions, and prong position probing fixture block 9 can be flexible perpendicular to two positioning seat line directions.As shown in Fig. 3, Fig. 5, be horizontally disposed with prong frame end face test card slot 16 on the front end face of draw-in groove slide block 8, for detection of the offset or dish e that detects prong frame end facial planes and declutch shift shaft, as shown in Figure 3, if prong frame end section can normally snap in prong frame end face test card slot 16, detect and pass through.
As shown in Figure 4, Figure 5, prong position probing fixture block 9 anterior end surface are cascaded surface 17, the inside indentation of the front end of cascaded surface 17 forms step, during detection, for detection of prong 4 sidewalls, apart from positioning datum, have apart from a, as normal as size, the front end of cascaded surface 17 can stretch into prong 4 and the prong front side wall of fitting, and blocks at cascaded surface 17 step places.
This device can carry out comprehensive detection to each critical size of pull-fork assembly, only needs one-time positioning to complete all size detection, efficient, accurately.

Claims (6)

1. a pull-fork assembly comprehensive check tool, it is characterized in that: comprise base plate, base plate is provided with two positioning seats that are oppositely arranged, the positioning seat top has the locating slot coordinated with declutch shift shaft, two positioning seat tops are respectively equipped with briquetting moving up and down, wherein bottom the briquetting of an end, have card and are set to the register pin formation positioning datum in the V groove of declutch shift shaft end; Base plate is provided with two meters that detect respectively shift fork fork placement of foot; Be provided with the semi-circular measurement piece of measuring the semi-circular gap position of shift fork between two positioning seats; The side of two positioning seats also is provided with prong frame end face test card slot and prong position probing fixture block.
2. a kind of pull-fork assembly comprehensive check tool according to claim 1, it is characterized in that: described prong frame end face test card slot is to be arranged on a level trough on draw-in groove slide block end face, described draw-in groove slide block can be along two positioning seat line direction telescopic movings.
3. a kind of pull-fork assembly comprehensive check tool according to claim 1 and 2, it is characterized in that: but described prong position probing fixture block is the flexible slip fixture block of perpendicular positioning seat line direction, the one inside indentation in side of prong position probing fixture block end forms cascaded surface, and cascaded surface is towards positioning datum one side.
4. a kind of pull-fork assembly comprehensive check tool according to claim 1 and 2, it is characterized in that: described meter is arranged on the base plate of positioning datum one side, and is separately positioned on the both sides of positioning seat.
5. a kind of pull-fork assembly comprehensive check tool according to claim 1 and 2 is characterized in that: described semi-circular measurement piece is rotatably installed on the installation shaft in the middle of positioning seat, and can endwisely slip along installation shaft, and described installation shaft arranges along two positioning seat line directions.
6. a kind of pull-fork assembly comprehensive check tool according to claim 1 and 2, it is characterized in that: described positioning seat is provided with vertical guide rod, and briquetting is slidably located on vertical guide rod, and described briquetting top is connected with the pull bar of level by diagonal control arm.
CN201310123203.5A 2013-04-11 2013-04-11 A kind of pull-fork assembly comprehensive check tool Active CN103453826B (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103925861A (en) * 2014-04-18 2014-07-16 诸暨市中汽机械零部件有限公司 Comprehensive testing tool of automobile reversing shaft
CN104457517A (en) * 2014-11-28 2015-03-25 无锡隆盛科技股份有限公司 Detection device for valve base of electric EGR valve
CN105136081A (en) * 2015-09-18 2015-12-09 宁波中和汽配有限公司 Detection device of three-four gear declutch shift shaft
CN105252198A (en) * 2015-11-26 2016-01-20 安徽江淮汽车股份有限公司 Welding production line and splice welding clamp thereof
CN105973095A (en) * 2016-06-12 2016-09-28 柳州上汽汽车变速器有限公司 Shift shaft assembly pulling head position accuracy testing fixture
CN106289758A (en) * 2015-06-08 2017-01-04 上汽通用五菱汽车股份有限公司 Clutch separation rocking arm-shift fork axle-shift fork subsystem stiffness measurement device
CN104266559B (en) * 2014-07-25 2017-03-15 宁波双海机械制造有限公司 A kind of Quick detection tool of automobile precision shift fork part
CN109556560A (en) * 2018-11-30 2019-04-02 安徽江淮汽车集团股份有限公司 Selector fork prong deformation testing device
CN109916260A (en) * 2019-04-17 2019-06-21 大连大学 A kind of slideway block part of lathe shift fork class piece test

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CN102721353A (en) * 2012-05-23 2012-10-10 苏州市职业大学 Comprehensive detection device of lathe gear-engaging shifting yoke
CN202485587U (en) * 2012-03-29 2012-10-10 温州天和汽车部件有限公司 Shifting fork checking fixture of automobile gear box
CN202692887U (en) * 2012-08-14 2013-01-23 宁波永灵航空配件有限公司 Combined testing fixture for separator shift fork

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CN202485587U (en) * 2012-03-29 2012-10-10 温州天和汽车部件有限公司 Shifting fork checking fixture of automobile gear box
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CN202692887U (en) * 2012-08-14 2013-01-23 宁波永灵航空配件有限公司 Combined testing fixture for separator shift fork

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103925861A (en) * 2014-04-18 2014-07-16 诸暨市中汽机械零部件有限公司 Comprehensive testing tool of automobile reversing shaft
CN104266559B (en) * 2014-07-25 2017-03-15 宁波双海机械制造有限公司 A kind of Quick detection tool of automobile precision shift fork part
CN104457517A (en) * 2014-11-28 2015-03-25 无锡隆盛科技股份有限公司 Detection device for valve base of electric EGR valve
CN106289758B (en) * 2015-06-08 2018-07-24 上汽通用五菱汽车股份有限公司 Clutch separation rocking arm-shift fork axle-shift fork subsystem stiffness measurement device
CN106289758A (en) * 2015-06-08 2017-01-04 上汽通用五菱汽车股份有限公司 Clutch separation rocking arm-shift fork axle-shift fork subsystem stiffness measurement device
CN105136081A (en) * 2015-09-18 2015-12-09 宁波中和汽配有限公司 Detection device of three-four gear declutch shift shaft
CN105252198A (en) * 2015-11-26 2016-01-20 安徽江淮汽车股份有限公司 Welding production line and splice welding clamp thereof
CN105973095A (en) * 2016-06-12 2016-09-28 柳州上汽汽车变速器有限公司 Shift shaft assembly pulling head position accuracy testing fixture
CN105973095B (en) * 2016-06-12 2018-06-08 柳州上汽汽车变速器有限公司 Gear shift axle assembly shifting block position detecting tool
CN109556560A (en) * 2018-11-30 2019-04-02 安徽江淮汽车集团股份有限公司 Selector fork prong deformation testing device
CN109916260A (en) * 2019-04-17 2019-06-21 大连大学 A kind of slideway block part of lathe shift fork class piece test
CN109916260B (en) * 2019-04-17 2020-10-09 大连大学 Slideway block component for detecting shifting fork type parts of machine tool

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