CN104314999B - Cold-test driving through connection tool of automobile automatic-transmission engine - Google Patents
Cold-test driving through connection tool of automobile automatic-transmission engine Download PDFInfo
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- CN104314999B CN104314999B CN201410591133.0A CN201410591133A CN104314999B CN 104314999 B CN104314999 B CN 104314999B CN 201410591133 A CN201410591133 A CN 201410591133A CN 104314999 B CN104314999 B CN 104314999B
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- terminal pad
- drive disk
- drive
- automobile automatic
- disk
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Abstract
The invention relates to a cold-test driving through connection tool of an automobile automatic-transmission engine. The cold-test driving through connection tool comprises a connecting disc and double-head pins penetrating the connecting disc and fixed to the same, the connecting disc is provided with a central big hole corresponding to a central hole of a driving disc, one ends of the double-head pins are positioned in bolt holes of a torque converter of the driving disc while the other ends of the same are clamped in a cold-test driving mechanism, locking members compressing the connecting disc and the driving disc together are mounted on the connecting disc, and one ends of the locking members are connected with the connecting disc while the other ends of the same penetrate weight reducing holes of the driving disc to be connected with the driving disc. By the cold-test driving through connection tool, the problem that a process flywheel needs to be assembled during a cold test of the automatic-transmission engine is solved.
Description
Technical field
The present invention relates to engine cold test technology, specifically a kind of automobile automatic gear engine cold test driving switching tooling.
Background technology
Cold examination be a kind of detection engine assembly during occur mistake method, typically in engine line end
Carry out, search the loading error being likely to occur in producing or part defect.Electromotor is in electromotor using the purpose of cold test
Assembly line finally carries out validation test to electromotor manufacture and assembling quality, can find the dress of part defect or mistake earlier
Join, it is to avoid defective product stream produces enginepiston, reprocess cost to reduce, improve assembling quality.Electromotor is in cold examination
During, itself do not supply oil firing, but drag electromotor to be tested using electro-motor, fixed particular by flywheel
Position pin is driven to electromotor testing.Electro-motor automatically controls rotating speed according to different test requests, and electromotor operated
By the various test data of sensor collection in journey.
Domestic engine cold test type of drive mainly connects flywheel using claw at present, and have devised and be applied to different shaped
The drive mechanism that the flywheel of number electromotor is driven, e.g., one kind disclosed in CN 202547935 U is applied to automobile engine
The main drive gear of cold survey.However, for automatic transmission electromotor, automatic transmission is transmitted by torque-converters, no flywheel knot
Structure, it drives dish structure generally with automobile engine disclosed in CN 202926995 U with driving disc assembly similar, and it cannot be straight
Connect the drive mechanism using being applied to flywheel and carry out cold examination.If transformation drive mechanism, high cost, and need more synchronous during type switching
Change, in the case of not having enough places space, transformation difficulty is quite big.More at present is first to disassemble drive disk,
Station assembly technology flywheel installed by flywheel, pulls down technique flywheel, ressemble drive disk after cold examination.There is following lacking in the method
Point：1st, assembly technology flywheel before cold examination, will ressemble drive disk, increases man-hour, cause people after technique flywheel disassembling after cold examination
Power wastes；2nd, during cold examination, electromotor has added machine oil, may result in crankshaft hole oil leak, and easily scratch when dismounting during dismounting drive disk
Axis hole.
Content of the invention
It is an object of the invention to provide a kind of automobile automatic gear engine cold test drives switching tooling, it can solve the problem that certainly
During dynamic gear engine cold test, need the problem of assembly technology flywheel.
Technical scheme is as follows：
A kind of automobile automatic gear engine cold test drives switching tooling, it include terminal pad and pass through terminal pad and be connected
The fixing double end pin of disk, the centre bore of the corresponding drive disk of described terminal pad is provided with central major aperture, one end positioning of described double end pin
Connect in the bolt hole of torque-converters in drive disk, the other end of double end pin is clamped in cold examination drive mechanism, and terminal pad is also pacified
Equipped with the locking member being pressed together terminal pad and drive disk, one end of described locking member is connected with terminal pad, locking member
The other end passes through the lightening hole of drive disk to be connected with drive disk.
Further, described terminal pad is in equilateral triangle, and the triangle of terminal pad is circular arc chamfering and each corner is provided with
One double end pin and a locking member.
Further, towards cold examination drive mechanism, the inner surface of terminal pad is outer with drive disk for the outer surface of described terminal pad
Relatively, described locking member includes the lock collar and the banking stop being located at drive disk inner surface positioned at terminal pad outer surface, lock collar on surface
It is connected by newel with banking stop, newel gap passes through terminal pad, it is spacing that the outer surface of terminal pad is provided with one section of circular arc
Groove, lock collar is provided with spacer pin towards the corresponding stopper slot of one side of terminal pad；The lightening hole of the corresponding drive disk of banking stop is elongated, limit
The length of bit slice is more than the width of drive disk lightening hole；Pass through between lock collar and terminal pad to arrange steel ball spring steering positioning.
Further, the newel between described banking stop and lock collar is also cased with packing ring, and packing ring is welded with banking stop and is limited in
In the lightening hole of drive disk.
Further, described lock collar and terminal pad are provided with corresponding labeled slots.
Further, the outer surface in each corner of described terminal pad is provided with vibration damping mounting groove, interference fit in vibration damping mounting groove
Have and exceed the cushion connecting panel surface.
By this frock it is achieved that the switching between automatic catch electromotor and cold examination drive mechanism is it is not necessary to mounting process flies
It is not required that the drive disk of disassembling and assembling engine, there is not easily scratching axis hole when crankshaft hole oil leak and dismounting in wheel.This frock
Can be directly assembled on drive disk carry out cold examination, it need to be using the drive disk lightening hole carrying and the bolt connecting torque-converters
Hole is attached it is not necessary to change drive disk or the structure of cold examination drive mechanism, and its own structure is simple, is easy to operate, significantly
The risk reducing assembly cost and damaging electromotor, it is to avoid the duplication of labour, improves work efficiency.
The terminal pad of this frock adopts the equilateral triangle of simple and stable structure, and using locking member structure easy to assembly,
Using steel ball spring, spacer pin and spacing slot structure, locker is solid and reliable, simple to operate, and assembling positions and convenient disassembly, can have
Effect auxiliary completes automatic transmission cold examination test.And packing ring and labeled slots are set, increase convenience during positioning；Also set up cushion to enter
The stationarity of one step guarantee transmission.
Brief description
Fig. 1 is the assembly relation schematic diagram of the present invention；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is a kind of structural representation of locking member of the present invention；
Fig. 4 is the Structure explosion diagram of locking member in Fig. 3；
Fig. 5 is the structural representation of connecting plate inner surface of the present invention；
Fig. 6 is the structural representation of connecting plate outer surface of the present invention；
Fig. 7 is another kind of structural representation of locking member of the present invention；
Fig. 8 is the structural representation of double end pin of the present invention.
Description of reference numerals：1- terminal pad；2- drive disk；3- cushion；4- central major aperture；5- locking member；6- double end pin；
7- double end pin installing hole；8- newel installing hole；9- damping mounting groove；10- positioning boss；11- lightening grooves；12- is spacing
Groove；13- labeled slots；14- spring mounting groove；15- hoodle slot rolling；16- lock collar；17- hoodle；18- spring；19- is spacing
Piece；20- packing ring；21- spacer pin；22- spacer pin installing hole；23- newel；24- bolt hole；25- lightening hole；26-
Hexagon ring；27- location hole；28- nut；29- bolt；61- limiting stand.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
A kind of automobile automatic gear engine cold test drives switching tooling, and it is by terminal pad 1, double end pin 6 and locking member 5 structure
Become, the centre bore of the corresponding engine driving disk 2 of terminal pad 1 is provided with central major aperture 4, and double end pin 6 passes through terminal pad 1 and and terminal pad
1 is fixing.Double end pin 6 is stepped up towards one end of cold examination drive mechanism by cold examination drive mechanism, is the input of cold examination driving force；Double end
Pin 6 penetrates, towards one end of electromotor, the effect playing driving positioning in the bolt hole 24 that drive disk 2 connects torque-converters.For making terminal pad
1 is relatively fixed with drive disk 2, is pressed together terminal pad 1 with drive disk 2 using locking member 5, and one end of locking member 5 will connect
Flange 1 presses to drive disk 2, and its other end stretches into from the lightening hole 25 of drive disk 2 and for drive disk 2 to press to terminal pad 1.Cold examination drives
Under mechanism drives, driving force reaches drive disk 2 by double end pin 6, and drive disk 2 rotates and carries out cold examination.After cold examination finishes for convenience
Disassemble, locking member 5 is joined for gap from the structure being easy to loose unloading, the bolt hole 24 that double end pin 6 is connected torque-converters with drive disk 2
Close.Fig. 1 show a kind of mounting structure graph of a relation of this programme, and cold examination front engine has assembled drive disk 2, and operator only needs
Assemble this frock in cold examination prepackage station, pulled down after cold examination.
Further embodiment, for this frock playing switching effect, for convenience of observation when installing and reduction sole mass,
Using stable triangle stationary structure, be terminal pad 1 be in equilateral triangle, by circular arc chamfering, circular arc is corresponding in each corner
Radius can be suitable with the radius of drive disk 2, and correspondingly, the diameter of terminal pad 1 is preferably consistent with drive disk 2, as shown in Figure 2.
Each corner arranges a double end pin 6 and a locking member 5, and the corresponding drive disk 2 in its position connects bolt hole 24 He of torque-converters
Lightening hole 25 is it is ensured that reach requirement for dynamic balance in cold examination.When the bolt hole 24 of drive disk 2 and lightening hole 25 quantity are not suitable for positive three
During angular terminal pad 1, the corresponding shape of adjustment terminal pad 1 and the quantity of double end pin 6 and locking member 5 are it is ensured that switching process
Firm, processing, easy for installation.
Terminal pad 1 is overlapping with the central shaft of drive disk 2, and terminal pad 1, drive disk 2 are fixed towards the one side of cold examination drive mechanism
Justice is outer surface, then the inner surface of terminal pad 1 is relative with the outer surface of drive disk 2, and in the presence of locking member 5, both
Draw close.Corresponding lightening hole 25 is the drive disk 2 of strip, and locking member 5 can be just like the structure of Fig. 3 and Fig. 4.Locking member 5 one end
It is the lock collar 16 positioned at terminal pad 1 outer surface, the other end is the banking stop 19 positioned at drive disk 2 inner surface, banking stop 19 shape
The strip similar to lightening hole 25, size is less than lightening hole 25, but the length of banking stop 19 is more than drive disk 2 lightening hole 25
Width.Lock collar 16 is connected by newel 23 with banking stop 19, and newel 23 gap passes through terminal pad 1.As shown in figure 5, connecting
The position that double end pin 6 installed by disk 1 sets double end pin installing hole 7, and the position of terminal pad 1 installation locking part 5 sets newel installing hole 8,
Outer surface sets two spring mounting grooves 14 not drilled through, as shown in Figure 6；Lock collar 16 sets two hoodle rollings towards the one side of terminal pad 1
Groove 15, terminal pad 1 and lock collar 16 set two steel ball springs, and the hoodle 17 of steel ball spring corresponds to hoodle slot rolling 15, steel ball spring
Spring 18 corresponds to spring mounting groove 14.Compression steel ball spring, makes banking stop 19 pass through the lightening hole 25 of drive disk 2, then rotation lock
Disk 16, makes banking stop 19 vertical with lightening hole 25, under the elastic force of steel ball spring, compresses and have between terminal pad 1 and drive disk 2
Standby certain degree of flexibility.
Design in the rotation of lock collar 16, in addition to the positioning action of steel ball spring, lock collar 16 sets the one side of hoodle slot rolling 15
Also set spacer pin 21, the corresponding spacer pin 21 of lock collar 16 is provided with spacer pin installing hole 22, spacer pin 21 and spacer pin installing hole 22 mistake
It is full of cooperation, the corresponding limited post of outer surface of terminal pad 1 sets one section of circular arc stopper slot 12, makes in lock collar 16 rotation process, spacing
Pin 21 slides in stopper slot 12 go-and-retum, and then reaches the purpose of the rotary motion trace limiting lock collar 16.
The concrete structure of locking member 5 is not limited to said structure, when the lightening hole 25 non-strip of drive disk 2, and
When above-mentioned locking member 5 structure is no longer appropriate for, above-mentioned locking member 5 can be deformed.During as lightening hole 25 for circular hole, banking stop 19
Corresponding is also circle, and after banking stop 19 passes through lightening hole 25, both answer decentraction, banking stop 19 to lightening hole 25 edge offset,
Overlapping with lightening hole 25 marginal portion, lock collar 16 is positioned with terminal pad 1 again.Steel ball spring can be passed through between lock collar 16 and terminal pad 1
Realize locking, as shown in Figure 7 structure may also be employed, lock collar 16 sets screwed hole and penetrates the bolt 29 of a cooperation, and terminal pad 1 is right
Answer bolt 29 afterbody to set a location hole 27, bolt 29 is cased with the nut 28 of a cooperation, when needing to be compressed, bolt 29 with
After lock collar 16 is tightened, nut 28 is screwed into bolt 29 afterbody, is finally tightened in terminal pad 1.
Unstable for avoiding one end that newel 23 connects banking stop 19 to shake in cold examination, banking stop 19 is towards terminal pad 1
Simultaneously weld a packing ring 20, packing ring 20 is enclosed within newel 23, after locking member 5 installs, be in the lightening hole of drive disk 2
In 25, the width being dimensioned slightly smaller than lightening hole 25 of packing ring 20 is so as to be stuck in lightening hole 25.
It is in installation process, facilitate operator to observe whether lock collar 16 rotate in place, lock collar 16 and terminal pad 1 set
There are corresponding labeled slots 13, when two labeled slots 13 are located on a straight line, banking stop 19 is vertical with lightening hole 25, lock into place.
The center of the one side towards cold examination drive mechanism for the lock collar 16 can set a hexagon ring 26, can side using six square socket screwdrivers or spanner
Just complete to rotate.
For making to operate steadily during cold examination, cushion 3 is set between terminal pad 1 and drive disk 2, it is to avoid this frock is to cold examination test
Interfere, terminal pad 1 sets the damping mounting groove 9 of certain depth, cushion 3 and damping mounting groove 9 interference fit are to be bumped into
Terminal pad 1, it is highly consistent that cushion 3 exposes.
The fixation of double end pin 6 firmly should be provided with positioning boss 10, double end pin 6 such as Fig. 8 for this in the outer surface of terminal pad 1
Shown, its limiting stand 61 determines the depth when through positioning boss 10.Double end pin 6 is solderable with positioning boss 10 also can to join in interference
Close.
Terminal pad 1 adopts Nippon Standard JISG4051-79（94）High-duty cast S45C carbon steel it is also possible to as No. 45 steel
Deng replacement, and lightening grooves 11 are opened up on terminal pad 1, to reduce this frock weight.
Claims (9)
1. a kind of automobile automatic gear engine cold test drive switching tooling it is characterised in that：Including terminal pad with through terminal pad
And the double end pin fixing with terminal pad, the centre bore of the corresponding drive disk of described terminal pad is provided with central major aperture, described double end pin
One end is positioned in the bolt hole that drive disk connects torque-converters, and the other end of double end pin is clamped in cold examination drive mechanism, connects
The locking member that terminal pad and drive disk are pressed together is also equipped with disk, one end of described locking member is connected with terminal pad,
The other end of locking member passes through the lightening hole of drive disk to be connected with drive disk.
2. automobile automatic gear engine cold test according to claim 1 drive switching tooling it is characterised in that：Described connection
Disk is in equilateral triangle, and for circular arc chamfering and each corner is provided with a double end pin and a locking member to the triangle of terminal pad.
3. automobile automatic gear engine cold test according to claim 1 and 2 drive switching tooling it is characterised in that：Described
, towards cold examination drive mechanism, the inner surface of terminal pad is relative with the outer surface of drive disk, described locking member for the outer surface of terminal pad
Including the lock collar positioned at terminal pad outer surface and the banking stop positioned at drive disk inner surface, lock collar is with banking stop by newel even
Connect, newel gap passes through terminal pad, the outer surface of terminal pad is provided with one section of circular arc stopper slot, and lock collar is towards the one side of terminal pad
Corresponding stopper slot is provided with spacer pin；The lightening hole of the corresponding drive disk of banking stop is elongated, and the length of banking stop is more than drive disk
The width of lightening hole；Pass through between lock collar and terminal pad to arrange steel ball spring steering positioning.
4. automobile automatic gear engine cold test according to claim 3 drive switching tooling it is characterised in that：Described spacing
Newel between piece and lock collar is also cased with packing ring, and packing ring and banking stop weld and be limited in the lightening hole of drive disk.
5. automobile automatic gear engine cold test according to claim 4 drive switching tooling it is characterised in that：Described lock collar
It is provided with corresponding labeled slots with terminal pad.
6. automobile automatic gear engine cold test according to claim 4 or 5 drive switching tooling it is characterised in that：Described
The outer surface in each corner of terminal pad is provided with vibration damping mounting groove, and in vibration damping mounting groove, interference fit has the damping exceeding connection panel surface
Pad.
7. automobile automatic gear engine cold test according to claim 6 drive switching tooling it is characterised in that：Described connection
The outer surface of disk is provided with the positioning boss of fixing double end pin.
8. the automobile automatic gear engine cold test according to any one of claim 4,5,7 drives switching tooling, its feature
It is：Described terminal pad is provided with lightening grooves.
9. the automobile automatic gear engine cold test according to any one of claim 4,5,7 drives switching tooling, its feature
It is：Described terminal pad is steel alloy that the trade mark is S45C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410591133.0A CN104314999B (en) | 2014-10-29 | 2014-10-29 | Cold-test driving through connection tool of automobile automatic-transmission engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410591133.0A CN104314999B (en) | 2014-10-29 | 2014-10-29 | Cold-test driving through connection tool of automobile automatic-transmission engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104314999A CN104314999A (en) | 2015-01-28 |
| CN104314999B true CN104314999B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410591133.0A Active CN104314999B (en) | 2014-10-29 | 2014-10-29 | Cold-test driving through connection tool of automobile automatic-transmission engine |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102486438A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Engine cold test device and engine test method |
| CN202547935U (en) * | 2012-03-12 | 2012-11-21 | 上海华依科技发展有限公司 | Main transmission mechanism applied to cold testing of automotive engine |
| CN202926995U (en) * | 2012-11-19 | 2013-05-08 | 重庆光昊机械有限公司 | Driving disk assembly for automobile engine |
| CN204239495U (en) * | 2014-10-29 | 2015-04-01 | 重庆长安汽车股份有限公司 | Automobile automatic gear engine cold test drives switching tooling |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3461106B2 (en) * | 1997-06-27 | 2003-10-27 | トヨタ自動車株式会社 | Engine testing machine coupling device |
| KR100769629B1 (en) * | 2006-12-01 | 2007-10-23 | 주식회사 피알 | Engine starting dummy adapter jig |
-
2014
- 2014-10-29 CN CN201410591133.0A patent/CN104314999B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102486438A (en) * | 2010-12-31 | 2012-06-06 | 上汽通用五菱汽车股份有限公司 | Engine cold test device and engine test method |
| CN202547935U (en) * | 2012-03-12 | 2012-11-21 | 上海华依科技发展有限公司 | Main transmission mechanism applied to cold testing of automotive engine |
| CN202926995U (en) * | 2012-11-19 | 2013-05-08 | 重庆光昊机械有限公司 | Driving disk assembly for automobile engine |
| CN204239495U (en) * | 2014-10-29 | 2015-04-01 | 重庆长安汽车股份有限公司 | Automobile automatic gear engine cold test drives switching tooling |
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| Publication number | Publication date |
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| CN104314999A (en) | 2015-01-28 |
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