CN103575526B - A kind of durability test apparatus of enging cabin cover hinge - Google Patents
A kind of durability test apparatus of enging cabin cover hinge Download PDFInfo
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- CN103575526B CN103575526B CN201310585238.0A CN201310585238A CN103575526B CN 103575526 B CN103575526 B CN 103575526B CN 201310585238 A CN201310585238 A CN 201310585238A CN 103575526 B CN103575526 B CN 103575526B
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- engine compartment
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Testing Of Engines (AREA)
Abstract
The invention provides the durability test apparatus of a kind of enging cabin cover hinge, belong to automobile technical field.It solving existing durability test apparatus cannot make engine bonnet automatically close, and does not reaches the problem of the action that engine compartment cover is closed under simulation true environment.The durability test apparatus of this enging cabin cover hinge includes support stand and the support being hinged on support stand, connect on support and have the rope chain being connected with engine compartment cover, it is provided with between support and support stand and support can be promoted to drive the cylinder one that engine compartment cover is opened, support stand is additionally provided with when making engine compartment cover drop to certain altitude the supplementary structure stopping and again falling.Stop when supplementary structure can make engine compartment cover drop to certain altitude and again fall, helping engine compartment cover correctly to close, more truly the process of simulated engine hatchcover Guan Bi so that test data is more accurate.
Description
Technical field
The invention belongs to automobile technical field, relate to a kind of automobile test device, particularly
A kind of durability test apparatus of enging cabin cover hinge.
Background technology
In Present Domestic automobile production, the quality of enging cabin cover hinge is extremely important
's.After engine compartment cover and hinge install on body of a motor car, should be noted that a lot of problem:
When opening such as hatchcover and close, hinge self can or can not produce interference, the later hinge of time length
Chain can or can not wear and tear, rupture.To these problems, check that most important means are exactly in system
Carrying out long duration test when making, hinge typically to do the strength durable test of more than 100,000 times.
A kind of enging cabin cover hinge assay device announced such as Chinese patent
[CN201220267834.5], including mounting bracket, mounting bracket connects the cylinder barrel of cylinder,
The piston rod of cylinder is connected with connecting rod by chute, one end of connecting rod and mounting bracket
It is rotationally connected；Cylinder and connecting rod are two, cylinder and cylinder, connecting rod and connection
Bar symmetrical distribution respectively, connects between two connecting rods and has drag link, drag link sets
Having opening device, opening device connects stay cord, and stay cord connects engine bonnet for fixing
Front end.The use of engine bonnet at ordinary times can be preferably simulated by this assay device
Journey, operator can by substantial amounts of unlatching, closed engine cover cap process after see
Examine and judge the performance quality of hinge；And this assay device simple in construction, practical and convenient,
Good stability, cheap.This device is cylinder contracting when engine bonnet needs to close
Returning, cover cap loses support and should automatically fall, but owing to engine compartment cover area is big, and
And cover cap is also connected with stay cord, by the pull strength of stay cord and making of air drag in whereabouts
With, speed is uniform, it is impossible to make engine bonnet automatically close, and does not reaches the true ring of simulation
The action that under border, engine compartment cover is closed.
Summary of the invention
It is an object of the invention to there are the problems referred to above for existing technology, it is proposed that a kind of
Can the durability test apparatus of hinge of true simulated engine hatchcover Guan Bi.
The purpose of the present invention can be realized by following technical proposal: a kind of engine compartment cover
The durability test apparatus of hinge, including support stand and the support being hinged on support stand,
It is characterized in that, described support connects the rope chain being connected with engine compartment cover,
It is provided with between described support and support stand and support can be promoted to drive engine compartment cover to open
Cylinder one, described support stand is additionally provided with and makes engine compartment cover drop to certain height
The supplementary structure stopped when spending and again fall.
Rope chain one end is fixed on the front end of engine compartment cover, and support is hinged on support stand
On, can relative support gantry rotation, cylinder one makees upper and lower stretching motion, promote support to
Upper rotation.Support drives engine compartment cover to swing by rope chain, makees opening action, simulation
Engine compartment cover opening process.When cylinder one is regained, engine compartment cover and support one rise and fall
Under, but by the rope pull strength of chain and the effect of air drag, cause its falling speed relatively slow,
It is difficult to automatically fall off and close, it is impossible to truly simulate closing process.So this long duration test
Device is equipped with supplementary structure, and supplementary structure is when engine compartment cover drops to certain altitude
Stopped, made the most rapidly its whereabouts that affranchises.Because support and enging cabin
After lid is stopped by supplementary structure, rope chain is no longer on tight state, so engine compartment cover
The most not by the pull strength effect of rope chain, when engine compartment cover falls again, due to it
Break away from pull strength and quickly fallen, until of completely closed.Therefore, supplementary structure is permissible
Engine compartment cover is helped correctly to close, more truly the mistake of simulated engine hatchcover Guan Bi
Journey so that test data is more accurate.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described auxiliary knot
Structure includes cylinder two and is connected to the column of support stand front end, and described column is connected
There is the cylinder block for fixing cylinder two.Column need to be located at the front end of engine compartment cover, gas
Horizontal stretching motion made by cylinder two, can drop to the engine compartment cover of certain altitude when stretching out
Blocking, stop it to continue to fall, then cylinder two is retracted rapidly, and engine compartment cover is again
Automatically fall off.
Alternatively, at the durability test apparatus of above-mentioned enging cabin cover hinge
In, described supplementary structure includes that one end is hinged on the other end on support stand and is hinged on
Air spring on frame.Air spring be one can rise support, buffer, brake, height is adjusted
The industry accessories of the functions such as joint and angular adjustment.It is made up of following sections: pressure cylinder,
Piston rod, piston, seal guide sleeve, implant (noble gas or gas mixture),
Element and cylinder outer control element and joint is controlled in cylinder.When engine compartment cover is opened, gas bullet
Spring does not works, but piston rod stretches out along with the active force of cylinder one, and engine compartment cover falls
When arriving certain altitude down, open air spring, in the pressure cylinder of air spring, fill implant with,
Piston rod is made to support engine compartment cover weight and make stop it falls, afterwards rapidly to gas bullet
Spring aerofluxus, engine compartment cover loses the support of piston rod and quickly falls.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described cylinder two
Height when being horizontally disposed with and be highly horizontal with support is equal.Due to electromotor
The angle that hatchcover completely closes is negative angle, so when engine compartment cover turns to horizontal position
Postponing to be intercepted by cylinder two makes it stop.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described support bag
Include two to be all hinged on support stand and connecting rod parallel to each other, two described companies
Connect between extension bar and have drag link.Two connecting rods be arranged in parallel so that whole support exists
In rotation process the most steadily, will not tilt.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described drag link
It is connected with between connecting rod and has bracing piece one.Bracing piece one is used for improving drag link and being connected
Bonding strength between bar so that whole support will not deform.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described drag link
Being provided with connection seat, described rope chain ties up to connect on seat.The connection seat of drag link with send out
On motivation hatchcover, the snap close position of front end is corresponding, both is connected by rope chain, makes to prop up
Frame and engine compartment cover are synchronized with the movement.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described support platform
Frame includes spill base and is perpendicular to the spill bearing of spill base, described spill base
With connection has bracing piece two between spill bearing.Bracing piece two be used for improving spill base with
Bonding strength between spill bearing so that two can keep vertical relation.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described cylinder one
One end be hinged on bracing piece two, the other end is hinged in connecting rod.The work of cylinder one
When stopper rod stretches out, support is backed down so that support can rotate around support stand.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described connecting rod
Upper linear array has several for the pin joint being connected with cylinder one.According to enging cabin
The difference of lid Lift, adjustable cylinder one and the articulated position of connecting rod, position is not
With, the rising height of whole support is the most different, makes this device be suitable to multiple different automobile
Engine compartment cover test requirements document, improves the suitability of this device.
In the durability test apparatus of above-mentioned enging cabin cover hinge, described cylinder one
All it is connected with PLC with cylinder two.When utilizing the startup that PLC controls cylinder one and cylinder two
Between and duration, PLC controls cylinder one and starts, and drives support and engine compartment cover to rise,
After turning to top, PLC controls cylinder one closedown.Engine compartment cover loses support and falls,
After arriving certain altitude, PLC control cylinder two starts.The push rod of cylinder two stretches out, and intercepts
To engine compartment cover, PLC controls again push rod and draws back rapidly afterwards, and engine compartment cover is automatic
Fall Guan Bi.
Compared with prior art, this durability test apparatus utilizes cylinder one, support, rope chain
Open closed action Deng simulated engine hatchcover, realize engine compartment cover hinge strength resistance to
Test for a long time.Owing to having multiple pin joint in connecting rod, various car motor can be suitable for
Cabin cover opens height；There is supplementary structure and intercept the engine compartment cover of whereabouts, make support
On rope chain be in relaxed state, engine compartment cover is not had draw, makes to start
Fall behind unfettered under cabin cover and Guan Bi can be reached, meet test requirements document, meet hinge
Chain actual working state.
Accompanying drawing explanation
Fig. 1 is that the durability test apparatus closedown of the enging cabin cover hinge of embodiment one is started
The structural representation of cabin cover.
Fig. 2 is that the durability test apparatus of the enging cabin cover hinge of embodiment one is opened and started
The structural representation of cabin cover.
Fig. 3 is that the durability test apparatus of the enging cabin cover hinge of embodiment two is opened and started
The structural representation of cabin cover.
In figure, 1, support stand；1a, spill base；1b, spill bearing；2, prop up
Frame；2a, connecting rod；2b, drag link；3, rope chain；4, cylinder one；5, cylinder two；
6, bracing piece one；7, seat is connected；8, bracing piece two；9, column；10, cylinder block；
11, pin joint；12, air spring.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, the technical side to the present invention
Case is further described, but the present invention is not limited to these embodiments.
Embodiment one
As it is shown in figure 1, this enging cabin of durability test apparatus of this enging cabin cover hinge
The durability test apparatus of cover hinge is mainly used in automobile experiment room, and engine compartment cover leads to
Cross hinge to be connected with Herba Plantaginis end, for the unlatching closed action of engine compartment cover, test hinge
Chain durable.It includes support stand 1 and the support 2 being hinged on support stand 1,
Connect on support 2 and have a rope chain 3 being connected with engine compartment cover, support stand 1 and propping up
Frame 2 all can use aluminium section bar to make.It is provided with between support 2 and support stand 1 and can promote
Support 2 drives the cylinder 1 that engine compartment cover is opened, and support stand 1 is additionally provided with energy
Reduce the supplementary structure of engine compartment cover falling speed.
Specifically, as in figure 2 it is shown, supplementary structure includes cylinder 25 and is connected to prop up
The column 9 of support stand 1 front end, column 9 is fixed with the gas for fixing cylinder 25
Cylinder seat 10 is identical when cylinder 25 is horizontally disposed with and height is horizontal with support 2.
Support 2 includes that two are all hinged on support stand 1 and connecting rod 2a parallel to each other,
Connect between two connecting rods 2a and have drag link 2b.Drag link 2b and connecting rod 2a it
Between connect have bracing piece 1.Drag link 2b is provided with connection seat 7, and restrict chain 3 company of tying up to
On joint chair 7.Support stand 1 includes spill base 1a and is perpendicular to spill base 1a's
Spill bearing 1b, connects between spill base 1a and spill bearing 1b and has bracing piece 28.
One end of cylinder 1 is hinged on bracing piece 28, and the other end is hinged on connecting rod 2a
On.
First rope chain 3 pins enging cabin cover latch, utilizes PLC to be ejected by cylinder 1,
Support 2 can rotate around support stand 1, and engine compartment cover is opened.When cylinder 1
During retraction, engine compartment cover can automatically fall off, and during to certain altitude, cylinder 25 is stretched
Go out and engine compartment cover is blocked.When cylinder 25 is retracted rapidly, engine compartment cover can be certainly
Dynamic falling is shut.
In order to improve degree of accuracy, cylinder 1, cylinder 25 are connected with PLC, pass through
PLC is set to regulate cylinder 1, the unlatching of cylinder 25 and shut-in time.
Embodiment two
As it is shown on figure 3, supplementary structure includes that one end is hinged on the other end on support stand 1
The air spring 12 being hinged on support 2.In order to improve the suitability of this durability test apparatus,
Add the adjustment structure of scalable cylinder 1 installation site.
In connecting rod 2a linear array have some keep at a certain distance away for cylinder
One 4 pin joints 11 being connected.According to the difference of engine compartment cover Lift, adjustable
Cylinder 1 and the articulated position of connecting rod 2a, position is different, the lifting of whole support 2
The most different, make this device be suitable to the engine compartment cover test requirements document of multiple different automobile,
Improve the suitability of this device.
Claims (14)
1. a durability test apparatus for enging cabin cover hinge, including support stand (1)
With the support (2) being hinged on support stand (1), it is characterised in that described support
(2) upper connection has the rope chain (3) being connected, described support (2) with engine compartment cover
And it is provided with between support stand (1) and support (2) can be promoted to drive engine compartment cover to open
Cylinder one (4), described support stand (1) is additionally provided with and makes engine compartment cover fall
To the supplementary structure stopped during certain altitude and again fall, described supplementary structure includes
Cylinder two (5) and be connected to the column (9) of support stand (1) front end, described is vertical
The cylinder block (10) for fixing cylinder two (5) it is fixed with on post (9).
The durability test apparatus of enging cabin cover hinge the most according to claim 1,
It is characterized in that, described cylinder two (5) be horizontally disposed with and height and support (2) place
Height when horizontal level is equal.
The long duration test dress of enging cabin cover hinge the most according to claim 1 and 2
Put, it is characterised in that described support (2) includes that two are all hinged on support stand (1)
Upper and parallel to each other connecting rod (2a), connects between two described connecting rods (2a)
There is drag link (2b).
The durability test apparatus of enging cabin cover hinge the most according to claim 3,
It is characterized in that, be connected to have between described drag link (2b) and connecting rod (2a) and add
Strong bar one (6), described drag link (2b) is provided with connection seat (7), described rope
Chain (3) ties up to connect on seat (7).
The durability test apparatus of enging cabin cover hinge the most according to claim 4,
It is characterized in that, described support stand (1) includes spill base (1a) and is perpendicular to
The spill bearing (1b) of spill base (1a), described spill base (1a) and spill
Connect between bearing (1b) and have bracing piece two (8).
The durability test apparatus of enging cabin cover hinge the most according to claim 5,
It is characterized in that, one end of described cylinder one (4) is hinged on bracing piece two (8),
The other end is hinged in connecting rod (2a).
The durability test apparatus of enging cabin cover hinge the most according to claim 6,
It is characterized in that, the upper linear array of described connecting rod (2a) have several for gas
The pin joint (11) that cylinder one (4) is connected.
The durability test apparatus of enging cabin cover hinge the most according to claim 7,
It is characterized in that, described cylinder one (4) and cylinder two (5) are all connected with PLC.
9. a durability test apparatus for enging cabin cover hinge, including support stand (1)
With the support (2) being hinged on support stand (1), it is characterised in that described support
(2) upper connection has the rope chain (3) being connected, described support (2) with engine compartment cover
And it is provided with between support stand (1) and support (2) can be promoted to drive engine compartment cover to open
Cylinder one (4), described support stand (1) is additionally provided with and makes engine compartment cover fall
To the supplementary structure stopped during certain altitude and again fall, described supplementary structure includes
One end is hinged on the upper other end of support stand (1) and is hinged on the air spring on support (2)
(12)。
The durability test apparatus of enging cabin cover hinge the most according to claim 9,
It is characterized in that, described support (2) includes that two are all hinged on support stand (1)
Upper and parallel to each other connecting rod (2a), connects between two described connecting rods (2a)
There is drag link (2b).
The long duration test dress of 11. enging cabin cover hinges according to claim 10
Put, it is characterised in that described drag link (2b) is connected between connecting rod (2a)
Bracing piece one (6), described drag link (2b) is had to be provided with connection seat (7), described
Rope chain (3) tie up to connect on seat (7).
The long duration test dress of 12. enging cabin cover hinges according to claim 11
Put, it is characterised in that described support stand (1) includes spill base (1a) and hangs down
Directly in the spill bearing (1b) of spill base (1a), described spill base (1a) and
Connect between spill bearing (1b) and have bracing piece two (8).
The long duration test dress of 13. enging cabin cover hinges according to claim 12
Put, it is characterised in that one end of described cylinder one (4) is hinged on bracing piece two (8)
On, the other end is hinged in connecting rod (2a).
The long duration test dress of 14. enging cabin cover hinges according to claim 13
Put, it is characterised in that the upper linear array of described connecting rod (2a) have several for
The pin joint (11) being connected with cylinder one (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310585238.0A CN103575526B (en) | 2013-11-19 | 2013-11-19 | A kind of durability test apparatus of enging cabin cover hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310585238.0A CN103575526B (en) | 2013-11-19 | 2013-11-19 | A kind of durability test apparatus of enging cabin cover hinge |
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| Publication Number | Publication Date |
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| CN103575526A CN103575526A (en) | 2014-02-12 |
| CN103575526B true CN103575526B (en) | 2016-11-02 |
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| CN201310585238.0A Active CN103575526B (en) | 2013-11-19 | 2013-11-19 | A kind of durability test apparatus of enging cabin cover hinge |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300459B (en) * | 2015-08-29 | 2019-04-12 | 新昌县恒泰隆机械设备有限公司 | A kind of crisper end cap lock strength tester |
| CN109317316A (en) * | 2018-10-08 | 2019-02-12 | 长沙湘智离心机仪器有限公司 | A kind of automatic capping mechanism and the centrifuge with the automatic capping mechanism |
| CN109855854B (en) * | 2019-03-13 | 2024-03-26 | 第一拖拉机股份有限公司 | Tractor hood opening and closing reliability test device |
| CN111855224B (en) * | 2019-04-22 | 2024-06-11 | 长春工业大学 | Lifting type fuel tank cap fatigue test stand |
| CN112834199B (en) * | 2021-03-09 | 2022-09-06 | 上汽通用五菱汽车股份有限公司 | Pneumatic regulation automobile engine hood endurance test device |
| CN113984410A (en) * | 2021-10-29 | 2022-01-28 | 襄阳达安汽车检测中心有限公司 | Durability test system for opening and closing front cover and rear cover of automobile |
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| CN201680977U (en) * | 2010-05-27 | 2010-12-22 | 上海机动车检测中心 | Automobile closure durability test stand |
| CN102507161A (en) * | 2011-09-27 | 2012-06-20 | 奇瑞汽车股份有限公司 | Durability test bench for front and rear hood hinges |
| CN202693277U (en) * | 2012-06-08 | 2013-01-23 | 浙江吉利汽车研究院有限公司杭州分公司 | Engine cover hinge test device |
| JP5278155B2 (en) * | 2009-05-07 | 2013-09-04 | トヨタ自動車株式会社 | Cylinder head cover |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7954366B2 (en) * | 2008-11-04 | 2011-06-07 | GM Global Technology Operations LLC | Environmental enclosure for vehicle property testing |
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| JP5278155B2 (en) * | 2009-05-07 | 2013-09-04 | トヨタ自動車株式会社 | Cylinder head cover |
| CN201680977U (en) * | 2010-05-27 | 2010-12-22 | 上海机动车检测中心 | Automobile closure durability test stand |
| CN102507161A (en) * | 2011-09-27 | 2012-06-20 | 奇瑞汽车股份有限公司 | Durability test bench for front and rear hood hinges |
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