CN101230797B - Fixed vehicle high speed breaking-in equipment - Google Patents
Fixed vehicle high speed breaking-in equipment Download PDFInfo
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- CN101230797B CN101230797B CN2007100011576A CN200710001157A CN101230797B CN 101230797 B CN101230797 B CN 101230797B CN 2007100011576 A CN2007100011576 A CN 2007100011576A CN 200710001157 A CN200710001157 A CN 200710001157A CN 101230797 B CN101230797 B CN 101230797B
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Abstract
The invention relates to a fixed type automobile high-speed running-in device , which can conveniently simulate the resistance conditions of the automobiles on a real road and causes the automobiles to generate the same effect of pulling to the high speed on a highway, that is, the effect of carbon removal, realization of overall automobile fully running-in and improvement of the overall automobile performance. The concrete run mode is that the automobile parks at the middle position of a supporting driving belt (2) of the automobile high-speed running-in device, the automobile body of the automobile is fixed, the automobile starts to travel in gear, driving wheels of the automobile ( supposed if the front wheels) drive the support driving belt (2) to move backwards, and thus driving wheel hubs (19) are driven to rotate, the rotation of the driving wheel hubs is transmitted to a bevel gear (30), the driving wheel hubs (19), wheel hubs (16) and the support driving belt (2) of a rear transmission box to rotate backwards and to drive the automobile rear wheels run with the automobile front wheels in the same direction and speed through a transmission connecting shaft (26), the bevel gear (30) and a telescopic transmission shaft (3). If the automobile is in the rear-wheel drive, the transmission direction of the movement of the automobile running-in device is contrary to the rear-wheel. The mechanical movement direction and the speed of a front transmission box are the same with the rear transmission box, and the front and the rear transmission boxes are arranged at two sides of the automobile running-in device; power is input to a driving wheel (22) by an electric generator on the telescopic transmission shaft (3) to drive the electric generator (35) through a transmission belt (34) and a generator transmission wheel (21); the electric generator outputs the electrical power to a variable resistor (28).
Description
(1) technical field under:
The present invention relates to a kind of stationary device that is used for vehicle high speed breaking-in, belong to mechanical manufacturing field.
(2) background technique
According to usage requirement, the automobile of selling on the current market especially station wagon through thousands of kilometers low speed (generally not being higher than 80 kilometers/hour), low carry running-in period after, all need to carry out once " drawing high speed " to realize the process of car load break-in, reach carbon deposit, the cleaning oil circuit of getting rid of in the motor and make the abundant break-in of automobile each several part and then the purpose of raising vehicle performance; In addition, also have some limousines will finish the memory function of acceleration, high speed by " drawing high speed ".This is especially necessary for often not running family expenses at a high speed and public affair station wagon.
Introduce according to the dealer:---just can be effective about 180 kilometers/hour, " old three samples " also will go to speed per hour 140 as Jetta, Citroen zx, Pu Sang---160 kilometers/hour of as " drawing high speed " such as Fox, 307, Boras, should going to speed per hour 160 of the middle-end station wagon on the market now; Go to 200 kilometers/hour with regard to there are plenty of such people especially and resemble the A4 of Audi, BMW series etc.; And, being no lack of new hand's existence among the car owner of these new cars, these have all increased the occurrence probability that traffic accident takes place greatly.According to statistics, on expressway, drive to surpass 160 kilometers/hour, in case it is little the hope that the traffic accident occupant survives to occur when speed! Since in November, 05, national public transportation administration bureau begins strict hypervelocity behavior, the Ministry of Public Security's explicit state: to will give a severe punishment more than 20% of exceeding the speed limit in accordance with the law of hitting; Begin the vehicle that exceeds the speed limit more than 50% is directly revoked driving license from November 16th, 2006.Therefore, the method that solves above contradiction from the source be realize allowing car owners' safety, do not finish the fast break-in of own love overall height in violation of rules and regulations; And be not only to limit with some regulations and method.
For this reason, our proposal plan " fixed vehicle high speed breaking-in equipment ", purpose is to be implemented in simulating reality road conditions on the fixing automobilism platform, load (simulation roadlock and windage) by automobile (mainly being station wagon), finish car and on stationary machines, " draw high speed " to realize the process of car load break-in safely, not in violation of rules and regulations, effectively high speed operation.
The prior art that can produce certain identity function with the present invention is automobile " roler bench ".
The automobile roler bench is the visual plant that automobile production producer, R﹠D institution test the technical performance of new car car load, and main emission performance parameter to automobile, the power of automobile chassis output, automobile time for acceleration, braking automobile slide, oil consumption, cruising speed and the maximum speed etc. of automobile are tested
[1]This equipment is relatively more expensive, and domestic quantity is few, main dependence on import
[2], amount to RMB tens million of units approximately for every.For above-mentioned reasons, its cost of use is very high.Plain edition road simulation dynamometer road analogy system architecture schematic representation as shown in the figure, certain model roler bench structure such as Fig. 1, Fig. 2, shown in Figure 3.
For forerunner or rear-guard automobile, roler bench is mainly tested by its driving wheel is loaded; Test Application to follower is few, tests by driven by motor follower on the test stand.And the automobile front and back wheels test of 4 wheel driven is independently carried out.
Infer that according to its function the automobile roler bench also can be realized function that automobile " is drawn high speed ".As to the most frequently used family expenses forerunner minibus, minibus can be fixed on the test stand shown in the image pattern 1 like that, by preceding rotary drum the car driving wheel is loaded simulated roadway friction (driving wheel friction f
x=surface resistance F
1x+ windage F
2x); The back drum is by the road surface friction situation under numerical-control motor driving (shown in Fig. 2 .3) and simulation of driving automobile follower and the front-wheel same rotational speed.Resistance situation (for the rear-guard car, the effect of the forward and backward drum of test stand is opposite) in so just can simulated automotive advancing.
Dress drum test stand mostly is the special-purpose precision measurement equipment of automobile production producer and R﹠D institution, is that a cover has the very complicated system of multiple measuring transducer and control function, mechanical structure and electric appliance and electronic system, therefore costs an arm and a leg.
The friction of the road surface of simulated automotive front and back wheels needs two processes on the automobile roler bench, and needs special control technique and complex apparatus.Will use near full power for a long time when especially automobile " is drawn high speed ", this is unallowed from equipment performance not only concerning roler bench; Simultaneously, its unit cost of use will be very high.
That is: " automobile roler bench " is for the design of the parameters of automobile production producer and R﹠D institution's testing automobile; Break-in is through just carrying out after several thousand kilometers low speed, the low preliminary grinding of carrying, so " automobile roler bench " considers realization " drawing high speed " function to automobile in design after dispatching from the factory and automobile " is drawn high speed ".Simultaneously, " automobile roler bench " allow full power or near the time of capacity operation very short, have only a few minutes, this complexity, expensive equipment are not suitable as " draws high speed " to realize that the break-in of car load car uses to automobile; Especially for a long time use, in the face of automobile in enormous quantities.
In addition, also not having data logging to have the people that roler bench " is drawn high speed " as automobile at present uses.
(3) summary of the invention
The objective of the invention is to invent a kind of technical easy realization, be convenient to a large amount of produce and use with in the face of a large amount of client, user cost are low so that car owners initiatively accept can realize the simulating reality road conditions, finish automobile (mainly being station wagon) on stationary machines safety, not in violation of rules and regulations, finish " drawing high speed " " fixed vehicle running-in device " effectively with the realization car load period of adjustment.Not only facilitate and reduce cost for the car owner " draws high speed "; And can reduce the overspeed violation on the expressway to a certain extent and the rate and after using and promoting, may drive the new industry that produces of being in danger.
For adapting to above-mentioned functions, we to its transformation and structural simplification of carrying out function, have designed brand-new " fixed vehicle high speed breaking-in equipment " on the basis of having used for reference some structures of automobile roler bench.On function, pursue single " drawing high speed " function, thereby make and to simplify greatly on the structure.Whole design comprises:
1. as shown in the figure: on cancellation " rotary drum " behind the guide wheel of both sides, each replaces with a pair of (group) belt pulley " wheel hub " with four huge " rotary drums ", every group of wheel hub is made up of a negative wheel hub and a driven wheel hub, and it will be more steady that automotive wheel moves on belt;
2. the drive hubs of two groups of front-wheels " load wheel hub " connects with axis, and " the load wheel hub " of front and back belt pulley linked to each other with scalable driving mechanism keeps four pairs of pulley speed unanimities.Like this, both can adapt to car operation to different driving mode (forerunner, rear-guard, 4 wheel driven); Can directly utilize the synchronous break-in of the power realization of forerunner or rear-guard car driving wheel again to follower.And " roler bench " must just can finish the car load break-in of forerunner or rear-guard car through two steps.Simultaneously, two groups of trailing wheels (or front-wheel) can be in the drive lower slider of motorized nip adjustment mechanism, to realize the adaptation of disalignment apart from automobile;
3. select for use the driving mechanism of suitable reduction speed ratio to derive, and external generator consume it by the power of on the driving mechanism of running-in machine motor car engine being exported; Resistance (moment of torsion) conduction that generator produces produces the resistance f of simulated roadway friction on four pairs of belt pulleys
x=surface resistance F
1x+ windage f
2x, to realize running-in of automobile.Generator power P is chosen as P 〉=Px (wherein: the different style motor car engine output power maximum values of Px for testing); Select for use direct current or interchange to decide on the demand of practical application;
4. before the automobile to each model carries out " drawing high speed " break-in, set the maximum output Py (realizing) of generator earlier, make Py=Px by regulating output loading;
5. as need to carry out a plurality of speed break-ins, to automobile a plurality of speed district that also can provide according to automobile production producer (as 100 kilometers/hour---120 kilometers/hour, 120 kilometers/hour---140 kilometers/hour, 160 kilometers/hour---180 kilometers/hour------) under the motor car engine output power set different output loading Py
a(a=1,2,3------); As wanting the f under the accurate simulated automotive friction speed
x, also need output is installed additional certain control system;
6. except that the function that realizes automobile " is drawn high speed ", do not having before other special functional requirement, whole " running-in machine " do not need to install the control apparatus of the complexity on the similar roler bench;
7. the electric power that sends is recyclable in various additional utilities of production such as heating, illumination, refrigeration, chargings.
The present invention by guide plate (1), support that driving belt (2), supporting frame (8), four transmission cases (13) (part in the double dot dash line), the axle (12) that is in transmission connection, flexible transmission shaft (3), motorized nip adjustment mechanism (5) comprise that roll adjustment transmission shaft, motor and slide bar (32) are formed, generator (4), drive pulley mechanism (comprise driving belt (34), generator drive wheel (21), generator import drive wheel (22)), variable resistor (28) form.
Position that they are mutual and annexation are: four transmission cases comprise two front-wheel transmission cases and two trailing wheel transmission cases, link to each other by drive hubs by the axle that is in transmission connection between two front-wheel transmission cases, two trailing wheel transmission cases are linked to each other with two front-wheel transmission cases with flexible transmission shaft by the roll adjustment transmission shaft respectively, and the linkage structure of four transmission cases is the U font and places on the supporting frame.Supporting frame is the parts that the T bar gang welding is processed into, and its lower end surface is fixed on the ground, and transmission case and fixed generator are supported in its upper-end surface, and supporting frame is the basis of vehicle high speed breaking-in equipment mechanical structure.And generator is with the middle part that fixes on the supporting frame that supports the trailing wheel transmission case, one end of generator is equipped with generator drive wheel 21, link to each other with the generator input drive wheel (22) that is installed in the motorized nip adjustment axle with driving belt 34, the generator the other end (current output terminal) is connected to variable resistor, and this mechanism is the facility of simulation ground drag;
Wherein: transmission case is made up of wheel hub, drive hubs, supporting movement band, bevel gear, casing, bearing, bearing support etc.Their relations separately are: wheel hub links to each other by the supporting movement band with drive hubs, drive hubs in the case is connected with the motorized nip adjustment axle with bevel gear, each wheel hub, drive hubs are fixed on the casing by bearing support with bearing, and the interior drive hubs of front-wheel transmission case links to each other with the drive hubs of another front-wheel transmission case by the axle that is in transmission connection; Transmission case is fixed on the supporting frame by the fixed guide plate with T type slot bolt, nut;
Transmission shaft is to connect vehicle high speed breaking-in equipment mechanical structure front end left and right sides transmission case drive mechanism spare;
Flexible transmission shaft is the connection driving mechanism that connects the front and back wheels transmission case;
Motorized nip adjustment mechanism (5) comprises roll adjustment transmission shaft and motor, the roll adjustment transmission shaft is a driving mechanism of adjusting front and back wheels transmission case spacing, motor is the power that drives roll adjustment transmission shaft mechanism, and the two ends of roll adjustment transmission shaft mechanism are separately fixed on the casing of front and back transmission case.
All wheel hubs adopt usual manner to fix with axle---and promptly use key (25) fixing.
In the intermediate portion of the support driving belt (2) of vehicle high speed breaking-in equipment, promptly between wheel hub (16) and the drive hubs (19), automotive body is fixed by the test automobile parking.The car engine engage a gear travels, the driving wheel of automobile (supposing it is front-wheel) drives support driving belt (2) and moves backward, drive drive hubs (19) thus and rotate, through be in transmission connection axle (26), a bevel gear (30), flexible transmission shaft (3), the bevel gear (30) that reaches the back transmission case, drive hubs (19), wheel hub (16), support driving belt (2) and rotate backward and drive automobile back wheel and turn round with fast in the same way with vehicle front.Then the transmission of movement direction of this running-in of automobile equipment is opposite when being rear wheel drive as automobile.The direction of transmission case mechanical motion is identical with speed before and after the vehicle high speed breaking-in equipment both sides; Power drives generator (35) via the generator input drive wheel (22) on the flexible transmission shaft (3) through driving belt (34) and generator drive wheel (21), and the generator output power is to variable resistor (28).
As shown in Figure 6, sail to the correct position of belt at minibus after, by car being fixed on " running-in machine " with the Zipper-type fixing device, the front and back rotary drum connects to realize synchronous rotation, external 120 kilowatts of alternators with sliding axle.
The theory of learning according to friction is in conjunction with the laboratory data that draws in the actual test process, and the motor that counts the automobile of different model (different car weight) and be equipped with different model (power) needs to finish " time graph " of effective break-in under friction speed; And in view of the above corresponding this kind of minibus of running-in machine is debugged in the load under the friction speed.
The minibus that to " draw high speed " carries out break-in according to the standard of " time graph " and load and gets final product on " running-in machine " under friction speed.
Useful result
In sum, the present invention---" fixed vehicle high speed breaking-in equipment " be the resistance situation of simulated automotive on true highway easily, and automobile is produced and the identical effect of " drawing high speed " on expressway; That is: get rid of carbon deposit, realize the abundant break-in of car load, improve the effect of vehicle performance.
The present invention---" fixed vehicle high speed breaking-in equipment " easy realization simple in structure, technical, be convenient to a large amount of produce and use with in the face of the low so that car owners of a large amount of client, user cost initiatively accept, can realize the simulating reality road conditions, finish automobile (mainly being station wagon) on stationary machines safety, not in violation of rules and regulations, finish " drawing high speed " process effectively with the break-in of realization car load.
This product and method not only can facilitate and reduce cost after using and promoting for the car owner " draws high speed "; And can reduce the overspeed violation on the expressway and the rate of being in danger to a certain extent, and might drive the new industry that produces.
(4) description of drawings:
Fig. 1 roler bench working drawing
Fig. 2 roler bench functional structure chart
Fig. 3 rotary drum accessory structure figure
Fig. 4 overall height speed running-in device mechanical structure plan view
Fig. 5 vehicle high speed breaking-in equipment mechanical structure is formed and fundamental diagram (B-B sectional view)
Ground surface installation diagram in Fig. 6 high speed breaking-in equipment mechanical structure sectional view
Half mounted on surface figure in Fig. 7 speed running-in device mechanical structure sectional view
Installation diagram in the hole in Fig. 8 speed running-in device mechanical structure sectional view
Fig. 9 " roler bench " system architecture schematic representation
1 guided plate 2,24 supports driving-belts 3 flexible power transmission shaft 4 generators 5 motorized nip adjustment mechanisms 6 transmission cases, 7 fixed guide plates, 8 bracing frames, 10 guide plates, 11 set bolts, 13 transmission case bodies, 14 power transmission shafts, 15 bearings, 16 wheel hubs, 17 location sealings and covers 18 bearing blocks 19 and initiatively discuss hub 20 bearing glands 21 generator drives 22 generators and input drive 25 keys 26 be in transmission connection axle 28 variable resistors 30 bevel gears 32 slide bars 34 driving-belts 36 nuts 40 frames 41 function absorption plants 42 gearboxes 43,47 cylinders, 44 velocity sensors, 45 shaft couplings, 46 lifting jacks, 48 brakes, 49 power sensors
(5) embodiment:
1. the motorized nip adjustment mechanism that regulates " running-in machine " makes it adapt to the wheelbase of preparing " drawing high speed " car, car is reached " running-in machine " along the fixed guide plate to be gone up and with four groups of belts of four aligner wheels " running-in machine ", then car is fixed as shown in Figure 6;
2. the minibus that will " draw high speed " under friction speed according to the standard of " time graph " and load on " running-in machine ", carry out a plurality of speed district (as 80 kilometers/hour---100/ hour, 100 kilometers/hour---120 kilometers/hour, 120 kilometers/hour---140 kilometers/hour, 140 kilometers/hour---160 kilometers/hour------) break-in;
3. the electric power that sends can be applicable to various additional utilities of production such as heating, illumination, refrigeration, charging.
We select the process preliminary grinding, the minibus of disalignment distance: Jetta CiX-p partner MT (wheelbase 2471mm), Fox 2.0MT (wheelbase 2640mm), Mondeo 2.5Ghia (wheelbase 2754mm) is respectively as shown in Figure 6 at 100 kilometers/hour---and 120 kilometers/hour, 120 kilometers/hour---140 kilometers/hour, 140 kilometers/hour---160 kilometers/hour, 160 kilometers/hour---180 kilometers/hour " drawing high speed " experiments that each speed district fixes 10 minutes respectively, the result show three cars become the speed-raising obviously accelerate, car resistance diminishes, oil consumption reduces, and has realized and the identical functions of " drawing high speed " on expressway.By the principle of the present invention design and function as can be seen, can realize identical functions fully.
The present invention includes but be not limited to above embodiment, modification, the adjustment of every local or part of within the spirit and principles in the present invention the present invention being carried out all should be considered as within the scope of the present invention.
Claims (3)
1. a fixed vehicle high speed breaking-in equipment comprises guide plate (1), support driving belt (2), supporting frame (8), four transmission cases (13), the axle (26) that is in transmission connection, flexible transmission shaft (3), motorized nip adjustment mechanism (5), generator (4), drive pulley mechanism, variable resistor (28); Wherein motorized nip adjustment mechanism (5) comprises roll adjustment transmission shaft, motor and slide bar (32), drive pulley mechanism comprises driving belt (34), generator drive wheel (21) and generator input drive wheel (22), transmission case comprises wheel hub, drive hubs, supporting movement band, bevel gear, casing, bearing and bearing support, and four transmission cases are respectively two front-wheel transmission cases and two trailing wheel transmission cases; It is characterized in that: link to each other by drive hubs by the axle that is in transmission connection between two front-wheel transmission cases, two trailing wheel transmission cases are linked to each other with two front-wheel transmission cases with flexible transmission shaft by the roll adjustment transmission shaft respectively, and the linkage structure of four transmission cases is the U font and places on the supporting frame; Supporting frame is the parts that the firm gang welding of type is processed into, and its lower end surface is fixed on the ground, and transmission case and fixed generator are supported in its upper-end surface; Generator is fixed on the supporting frame middle part of supporting the trailing wheel transmission case, one end of generator is equipped with generator drive wheel (21), link to each other with the generator input drive wheel (22) that is installed in the motorized nip adjustment axle with driving belt (34), the generator the other end is connected to variable resistor; Their relations separately are: wheel hub links to each other by the supporting movement band with drive hubs, drive hubs in the case is connected with the motorized nip adjustment axle with bevel gear, each wheel hub, drive hubs are fixed on the casing by bearing support with bearing, and the interior drive hubs of front-wheel transmission case links to each other with the drive hubs of another front-wheel transmission case by the axle that is in transmission connection.
2. fixed vehicle high speed breaking-in equipment according to claim 1 is characterized in that: between front-wheel transmission case and trailing wheel transmission case motorized nip adjustment mechanism is installed.
3. fixed vehicle high speed breaking-in equipment according to claim 1 is characterized in that: generator one termination has variable resistor (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100011576A CN101230797B (en) | 2007-01-22 | 2007-01-22 | Fixed vehicle high speed breaking-in equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100011576A CN101230797B (en) | 2007-01-22 | 2007-01-22 | Fixed vehicle high speed breaking-in equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101230797A CN101230797A (en) | 2008-07-30 |
| CN101230797B true CN101230797B (en) | 2010-07-28 |
Family
ID=39897569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100011576A Expired - Fee Related CN101230797B (en) | 2007-01-22 | 2007-01-22 | Fixed vehicle high speed breaking-in equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101230797B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102910153A (en) * | 2012-10-19 | 2013-02-06 | 王静知 | Device and method for positioning mini vehicle indoor and outdoor for running at high speed |
| CN111707479A (en) * | 2020-06-24 | 2020-09-25 | 一汽奔腾轿车有限公司 | Complete vehicle running-in test method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2227203Y (en) * | 1995-01-08 | 1996-05-15 | 董玉星 | Universal running-in machine for wheel automobile vehicle |
| CN2599251Y (en) * | 2003-01-30 | 2004-01-14 | 杨福强 | Universal cold running-in device for car engine |
-
2007
- 2007-01-22 CN CN2007100011576A patent/CN101230797B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2227203Y (en) * | 1995-01-08 | 1996-05-15 | 董玉星 | Universal running-in machine for wheel automobile vehicle |
| CN2599251Y (en) * | 2003-01-30 | 2004-01-14 | 杨福强 | Universal cold running-in device for car engine |
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| Publication number | Publication date |
|---|---|
| CN101230797A (en) | 2008-07-30 |
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Granted publication date: 20100728 Termination date: 20140122 |