CN204286806U - A kind of subframe swing arm endurance test tool - Google Patents
A kind of subframe swing arm endurance test tool Download PDFInfo
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- CN204286806U CN204286806U CN201420692048.9U CN201420692048U CN204286806U CN 204286806 U CN204286806 U CN 204286806U CN 201420692048 U CN201420692048 U CN 201420692048U CN 204286806 U CN204286806 U CN 204286806U
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Abstract
The utility model discloses a kind of subframe swing arm endurance test tool, comprise swing arm fixed block, load load bar, two power bar and moving sets, described swing arm fixed block is used in the vertical direction and is close to and fixes swing arm, described load load bar is connected with described swing arm, described two power bar one end are connected with described swing arm fixed block is vertical, the other end is connected with described moving sets is vertical, and the direction of relative movement of described moving sets is identical with the loading direction that described load load bar applies described swing arm.Subframe swing arm endurance test tool provided by the utility model, is close to by swing arm fixed block and fixes swing arm, limiting its vertical jitter.Support swing arm fixed block by the effect of two power bars, connect swing arm and moving sets.Due to the existence of moving sets, when the running of load load bar, two power bars drive whole device subsequent load load bar and being synchronized with the movement on moving sets.Therefore, this frock can the load that is subject to of the swing arm accurately under real simulation real vehicle state.
Description
Technical field
The utility model relates to Vehicle Engineering technical field, particularly a kind of subframe swing arm endurance test tool.
Background technology
Along with the development of Chinese machinery industry, one of large pillar of mechanical industry three: Vehicle Engineering technology obtains significant progress.And along with the progress of urban modernization, automobile has become the topmost vehicles in the world today.
Parts on automobile nearly up to ten thousand, for subframe, the effect of subframe intercepts vibration & noise, filters out the amount that a part directly enters into interior, generally appear at now on sedan limousine or offroad vehicle.In actual driving conditions, subframe is mainly subject to damping force from wheel and side force, is delivered on subframe, the effect that reciprocating sliding can be caused to swing to the swing arm of subframe.Therefore, the swing arm durability degree of subframe is the key index of subframe quality examination.
At present, subframe swing arm long duration test is generally that simulation real vehicle state builds stand, then load applying on wheel hub, then passes to subframe.But the parts that this kind of test method relates to are various, and the transfer chain of load applying is longer, causes stringency of test lower.In addition, this kind of test method efficiency is lower, and experimentation cost is also higher.
Utility model content
The purpose of this utility model is to provide a kind of subframe swing arm endurance test tool, when subframe swing arm is subject to load under real simulation real vehicle state, can improves test accuracy, reduce costs.
For solving the problems of the technologies described above, the utility model provides a kind of subframe swing arm endurance test tool, for the swing arm of subframe, comprise swing arm fixed block, load load bar, two power bar and moving sets, described swing arm fixed block is used in the vertical direction and is close to and fixes swing arm, described load load bar is connected with described swing arm, described two power bar one end are connected with described swing arm fixed block is vertical, the other end is connected with described moving sets is vertical, and the direction of relative movement of described moving sets is identical with the loading direction that described load load bar applies described swing arm.
Preferably, described swing arm fixed block comprises top board, base plate and set bolt, and described top board is close to the upper surface of described swing arm, and described base plate is close to the lower surface of described swing arm, and described top board and described base plate are connected by described set bolt.
Preferably, described two power bars comprise the first ball rod and the second ball rod that are provided with internal thread, described first ball rod and described second ball rod are oppositely arranged, and both small ends are connected by transition screw rod, both large ends are connected with described swing arm fixed block is vertical with described moving sets respectively.
Preferably, described moving sets comprises slide block and guide rail, and described slide block is arranged on described guide rail, and upper surface is connected with described two power bars are vertical, and the length direction of described guide rail is parallel with the loading direction that described load load bar applies described swing arm.
Preferably, described guide rail is rail plate.
Preferably, described load load bar is connected with the end of described swing arm.
Preferably, between one end of described two power bars and described swing arm fixed block, between the other end of described two power bars and described moving sets, be provided with the cushion pad for slowing down vibration.
Subframe swing arm endurance test tool provided by the utility model, mainly comprises swing arm fixed block, load load bar, two power bar and moving sets.Wherein, swing arm fixed block is mainly used in fixing swing arm, and specifically in the vertical direction is close to and is fixed swing arm.Load load bar is used for subframe swing arm imposed load, and it is connected with swing arm.Two power bars, refer to the rod member only bearing the contrary axial force in equal and opposite in direction, direction, its one end is connected with swing arm fixed block is vertical, and the other end is connected with moving sets is vertical.And the direction of relative movement of moving sets is identical with the direction of load load bar to the load that swing arm applies.Therefore, when applying frock provided by the utility model, first need each for frock parts to be installed in swing arm, make swing arm fixed block in the vertical direction be close to and fix swing arm, two power bars support swing arm fixed block, and the other end props up moving sets.Then start test, load load bar starts swing arm imposed load, the damping force of simulating wheel and side force, promotes or pulls swing arm to carry out straight reciprocating motion.Because swing arm fixed block in the vertical direction is close to swing arm, because which limit the vertical jitter of swing arm.And two stressed of power bar therefore when external interference power is delivered in swing arm, there is no the component of horizontal direction vertically, avoid impacting the motion of swing arm.In addition, along with the motion of load load bar, swing arm fixed block and two power bars are all synchronized with the movement on moving sets, and the to-and-fro movement of parts to swing arm avoiding frock impacts, and improves the accuracy of experimental result.In addition, tool part provided by the utility model is less, and dynamic changes process chain is shorter, and efficiency is higher, and required experimentation cost is also lower.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the concrete structure schematic diagram of the first embodiment provided by the utility model;
Fig. 2 is the concrete structure schematic diagram of the second embodiment provided by the utility model.
Wherein, in Fig. 1:
Swing arm-1, swing arm fixed block-2, top board-201, base plate-202, set bolt-203, load load bar-3, two power bar-4, the first ball rod-401, the second ball rod-402, transition screw rod-403, moving sets-5, slide block-501, guide rail-502.
In Fig. 2:
Cushion pad-6.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1, Fig. 1 is the one-piece construction schematic diagram of the first embodiment provided by the utility model.
Subframe swing arm endurance test tool, is mainly used in the swing arm 1 of subframe.In the first embodiment provided by the utility model, frock mainly comprises swing arm fixed block 2, load load bar 3, two power bar 4 and moving sets 5.
Wherein, swing arm fixed block 2, as the term suggests, be mainly used in fixing swing arm 1, and specifically in the vertical direction is close to and is fixed swing arm 1.Setting like this, when testing the swing arm 1 of subframe, the effect just by swing arm fixed block 2 makes it avoid vertical jitter, reduces the impact of extraneous factor on test findings.
Load load bar 3, is connected with the swing arm 1 of subframe, is mainly used in providing load.And in order to simulate from the damping force of wheel and side force under real vehicle state, the load that load load bar 3 provides is the load in reciprocating sliding direction point-blank, and then the swing arm 1 of subframe is driven to carry out reciprocal telescopic twisting.Herein preferably, in order to the load utilizing load load bar 3 to provide substantially, the efficiency of raising power conduction, the end of load load bar 3 and swing arm 1 is (due on subframe, wherein one end of swing arm 1 is connected with lining, the other end is then unsettled, and from the damping force of wheel and side force when being braked and turn to, therefore in engineering, the general free end claiming swing arm 1 is end) connect.Certainly, load load bar 3 also can not be connected with the end of swing arm 1, such as feasible too with the centre position of swing arm 1, as long as ensure that direction that swing arm 1 is subject to the power of load load bar 3 is the push-and-pull direction under real vehicle state.
Two power bars 4, refer to and only bear equal and opposite in direction and the rod member of the contrary axial force in direction.Position after frock installation, two power bars 4 are connected between swing arm fixed block 2 and moving sets 5.And two power bar 4 one end are perpendicular to swing arm fixed block 2, the other end is perpendicular to moving sets 5.Setting like this, the direction of the axial force of two power bars 4 is just perpendicular to swing arm fixed block 2 and moving sets 5.And can be close to and fix swing arm 1 by the vertical direction after installing due to swing arm fixed block 2, therefore the effect of axial force to swing arm 1 of two power bars 4 is vertical, the component of any power is there is not in surface level, when load test horizontal reciprocating movement is carried out in swing arm 1, do not have any impact.
Moving sets 5 is a kind of kinematic pairs, and the loading direction that the direction of relative movement in this frock and load load bar 3 pairs of swing arms 1 apply is identical.That is, the direction of relative movement of moving sets 5 is parallel with the direction of the reciprocating sliding campaign of swing arm 1.In addition, because moving sets 5 is also connected with two power bars 4 simultaneously, the projection of the vibration-direction of therefore swing arm 1 and the direction of motion straight line of moving sets 5 are conllinear.After frock installs, along with the motion of load load bar 3, drive swing arm fixed block 2, two power bar 4 together to move, and then brought into motion pair 5 is also synchronized with the movement.
The subframe swing arm endurance test tool that the present embodiment provides, when mounted, first needs swing arm fixed block 2 and swing arm 1 to install, makes swing arm fixed block 2 in the vertical direction be close to and fix swing arm 1, makes it cannot vertical jitter.Then install two power bars 4, guarantee the stable connection of two power bars 4 and swing arm fixed block 2 and orthogonal, then install moving sets 5 in the lower end of two power bars 4, equally also need guarantee two power bar 4 with moving sets 5 stable connection and orthogonal.So far, frock just completes installation, then starts load load bar 3 and just can start to carry out long duration test to swing arm 1.
In sum, frock provided by the utility model, limits the vertical jitter of swing arm 1 by the effect of swing arm fixed block 2, ensure that the accuracy of test findings; Again by the structure of two power bars 4, guarantee, while push-and-pull campaign is carried out in swing arm 1, to be only subject to the power of the vertical direction of the parts except load load bar 3.On the one hand due to the fastening swing arm 1 of swing arm fixed block 2, and it is vertical with two power bars 4, and therefore the motion of power to swing arm 1 of vertical direction does not impact; On the other hand due to the power perpendicular to swing arm 1 in its sports level face without any horizontal component, therefore at all can not affect the horizontal push-and-pull campaign of swing arm 1, improve the accuracy of test findings.And, swing arm 1 is when motion, due to the existence of moving sets 5, parts (swing arm fixed block 2 and the two power bars 4) synchronizing moving on moving sets 5 be directly or indirectly connected with swing arm 1 can be driven, avoid the obstruction of the push-and-pull campaign to swing arm 1.In addition, because frock amount of parts provided by the utility model is less, dynamic changes process chain is also shorter, and therefore dynamic changes process efficiency is higher, and required experimentation cost is also lower.
In the present embodiment, in order to ensure that the effect of swing arm fixed block 2 plays well, swing arm fixed block 2 preferably comprises the structure of top board 201, base plate 202 and set bolt 203.Wherein, top board 201 is arranged on the end face of swing arm 1, and base plate 202 is then arranged on the bottom surface of swing arm 1.When mounted, by set bolt 203, top board 201 is fixedly connected with base plate 202, and makes top board 201 and base plate 202 be close to end face and the bottom surface of swing arm 1 respectively.Therefore, by structure as above, load load bar 3 is when driving swing arm 1 to carry out reciprocating sliding campaign, and top board 201 and base plate 202 clamp the upper and lower surface of swing arm 1, and under the effect of stiction, swing arm 1 drives swing arm fixed block 2 to be synchronized with the movement.Simultaneously due to the existence of top board 201, limit the vertical jitter of swing arm 1 well.Certainly, swing arm fixed block 2 is not limited in the form of top board 201, base plate 202 and set bolt 203, and all the other such as jointing plates are same with the structure that clamp device coordinates feasible.
In the present embodiment, two power bars 4 preferably comprise the structure of the first ball rod 401 and the second ball rod 402, are connected by the first ball rod 401 in addition by transition screw rod 403 with the second ball rod 402.Therefore when mounting tool, first the first ball rod 401 and the second ball rod 402 can be oppositely arranged, make both small ends relative, and larger bulb end deviates from mutually, then transition screw rod 403 is inserted the small end of the first ball rod 401 and the second ball rod 402, be connected with the threaded engagement of design at the small end inwall of the first ball rod 401 and the second ball rod 402, thus the first ball rod 401 and the second ball rod 402 are fixed.Certainly, the form of two power bars 4 is not limited in the structure of the first ball rod 401, second ball rod 402 and transition screw rod 403, and because two application of power bar 4 in engineering are very extensive, kind is also a lot, does not enumerate herein.
In the present embodiment, moving sets 5 preferably comprises the structure of slide block 501 and guide rail 502.Wherein, slide block 501 to be arranged on guide rail 502 and to be mated, and smoothly can move on guide rail 502.And slide block 501 need be connected with two power bars 4 are vertical, the length direction of guide rail 502 also needs parallel with the direction of load load bar 3 pairs of swing arm 1 imposed loads, and guarantee swing arm 1 like this is synchronized with the movement with all the other parts.Herein preferably, guide rail 502 is rail plate, and slide block 501 slides on rail plate, and motion is comparatively mild, less to the impact of guide rail 502.Certainly, guide rail 502 can also be rolling guide, coordinates so therewith, and slide block 501 is the structure of scroll box.Equally, the structure of moving sets 5 is also not limited only to the form of slide block 501 and guide rail 502 cooperation herein, and because moving sets 5 is very common in engineering, such as the form such as sliding sleeve and optical axis, does not enumerate herein.
Please refer to Fig. 2, Fig. 2 is the one-piece construction schematic diagram of the second embodiment provided by the utility model.
The second embodiment provided by the utility model, the basis of the first embodiment is improved, is specially: set up cushion pad 6.The remainder of the subframe swing arm endurance test tool that the present embodiment provides is identical with foregoing teachings, repeats no more herein.
In the second embodiment provided by the utility model, at the two ends of two power bars 4, namely wherein between one end and swing arm fixed block 2, and the position between the other end and moving sets 5, be all provided with cushion pad 6.As its name suggests, the effect of cushion pad 6 is for relaxing impact, be arranged on the two ends of two power bars 4, thus the impact of the axial force that the swing arm fixed block 2 that is connected with its two ends and moving sets 5 can be made to be subject to significantly reduces, reduce whole frock and testing the mechanical vibration carried out in the stage.In addition, after the two ends of two power bars 4 are provided with cushion pad 6, the two ends of two power bars 4 were improved to soft contact with the connection between swing arm fixed block 2 and moving sets 5 by former hard contact, because this reducing friction force each other, reduce the wearing and tearing between frock parts, improve the serviceable life of frock.
Claims (7)
1. a subframe swing arm endurance test tool, for the swing arm (1) of subframe, it is characterized in that, comprise swing arm fixed block (2), load load bar (3), two power bars (4) and moving sets (5), described swing arm fixed block (2) is close to in the vertical direction and is fixed described swing arm (1), described load load bar (3) is connected with described swing arm (1), described two power bar (4) one end are connected with described swing arm fixed block (2) is vertical, the other end is connected with described moving sets (5) is vertical, the direction of relative movement of described moving sets (5) is identical with the loading direction that described load load bar (3) applies described swing arm (1).
2. subframe swing arm endurance test tool according to claim 1, it is characterized in that, described swing arm fixed block (2) comprises top board (201), base plate (202) and set bolt (203), described top board (201) is close to the upper surface of described swing arm (1), described base plate (202) is close to the lower surface of described swing arm (1), and described top board (201) and described base plate (202) are connected by described set bolt (203).
3. subframe swing arm endurance test tool according to claim 1, it is characterized in that, described two power bars (4) comprise the first ball rod (401) and the second ball rod (402) that are provided with internal thread, described first ball rod (401) and described second ball rod (402) are oppositely arranged, and both small ends are connected by transition screw rod (403), both large ends are connected with described swing arm fixed block (2) is vertical with described moving sets (5) respectively.
4. subframe swing arm endurance test tool according to claim 1, it is characterized in that, described moving sets (5) comprises slide block (501) and guide rail (502), described slide block (501) is arranged on described guide rail (502), and upper surface is connected with described two power bars (4) are vertical, the length direction of described guide rail (502) is parallel with the loading direction that described load load bar (3) applies described swing arm (1).
5. subframe swing arm endurance test tool according to claim 4, is characterized in that, described guide rail (502) is rail plate.
6. subframe swing arm endurance test tool according to claim 1, is characterized in that, described load load bar (3) is connected with the end of described swing arm (1).
7. subframe swing arm endurance test tool according to claim 1, it is characterized in that, between one end of described two power bars (4) and described swing arm fixed block (2), and between the other end of described two power bars (4) and described moving sets (5), be provided with the cushion pad (6) for slowing down vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420692048.9U CN204286806U (en) | 2014-11-18 | 2014-11-18 | A kind of subframe swing arm endurance test tool |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420692048.9U CN204286806U (en) | 2014-11-18 | 2014-11-18 | A kind of subframe swing arm endurance test tool |
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| CN204286806U true CN204286806U (en) | 2015-04-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510047A (en) * | 2015-11-30 | 2016-04-20 | 中国汽车工程研究院股份有限公司 | Car swing arm road simulation test device |
| CN108303266A (en) * | 2018-01-12 | 2018-07-20 | 浙江零跑科技有限公司 | A kind of fore sub frame endurance test simulation control arm configuration |
| CN110672439A (en) * | 2019-10-22 | 2020-01-10 | 中国矿业大学(北京) | A swing arm mechanism and equipment for multiaspect excavation rock burst experiment |
-
2014
- 2014-11-18 CN CN201420692048.9U patent/CN204286806U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510047A (en) * | 2015-11-30 | 2016-04-20 | 中国汽车工程研究院股份有限公司 | Car swing arm road simulation test device |
| CN105510047B (en) * | 2015-11-30 | 2018-02-13 | 中国汽车工程研究院股份有限公司 | A kind of car swing arm road imitation tester |
| CN108303266A (en) * | 2018-01-12 | 2018-07-20 | 浙江零跑科技有限公司 | A kind of fore sub frame endurance test simulation control arm configuration |
| CN110672439A (en) * | 2019-10-22 | 2020-01-10 | 中国矿业大学(北京) | A swing arm mechanism and equipment for multiaspect excavation rock burst experiment |
| CN110672439B (en) * | 2019-10-22 | 2020-07-31 | 中国矿业大学(北京) | A swing arm mechanism and equipment for multiaspect excavation rock burst experiment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGXI PROVINCE AUTOMOBILE GROUP CO., LTD. Free format text: FORMER NAME: WULING AUTOMOBILE CO., LTD., LIUZHOU |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 545007 Liuzhou Hexi Road, the Guangxi Zhuang Autonomous Region, No. 18 Patentee after: Guangxi company limited of automobile group Patentee after: Liuzhou Wuling Automobile Industry Co., Ltd. Address before: 545007 Liuzhou Hexi Road, the Guangxi Zhuang Autonomous Region, No. 18 Patentee before: Liuzhou Wuling Motors Co., Ltd. Patentee before: Liuzhou Wuling Automobile Industry Co., Ltd. |