CN104677644B - Novel automobile part modal test rack - Google Patents
Novel automobile part modal test rack Download PDFInfo
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- CN104677644B CN104677644B CN201510078954.9A CN201510078954A CN104677644B CN 104677644 B CN104677644 B CN 104677644B CN 201510078954 A CN201510078954 A CN 201510078954A CN 104677644 B CN104677644 B CN 104677644B
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Abstract
The invention discloses a novel automobile part modal test rack which comprises two telescopic rods, two cross beams and four supporting angle irons, wherein the telescopic rods and the cross beams are connected at intervals through supporting rod slipknots to form a quadrangular structure; the four corners of the quadrangular structure are respectively connected with the supporting angle irons through the supporting rod slipknots; translation sliding blocks connected with hooks are arranged on the cross beams and are provided with bolts for fixing the position; the supporting angle irons are connected with supporting structures. The novel automobile part modal test rack is low in manufacturing cost and reliable in performance and can be used for tests on various grounds and guarantee the stability of an experiment process; mounting of various automobile parts with different sizes can be realized, and the whole size can be reduced to save the space; the novel automobile part modal test rack is convenient to use and easy to maintain.
Description
Technical field
The present invention relates to a kind of mould measurement device, more particularly to a kind of new automobile parts mould measurement stand.
Background technology
Since 21st century, automobile enters fast-developing period, have become presently the most easily the vehicles it
One, complicated and changeable because of use environment, automobile can vibrate in the process of moving.And each not phase of auto parts and components frequency of vibration
Together, resonance will be brought it about when the natural frequency of extraneous close certain part of excitation, then can aggravates vibration.Strong resonance is held
Easily make auto parts and components that fatigue occurs, cause its structural damage, so as to reduce service life, therefore the safety of automobile can be reduced
Performance；And inappropriate resonance will affect car load comfortableness and ride comfort, driving noise is increased so that driver and crew are not relaxed pole
It is suitable；Therefore it is that characteristics of mode test and analyzed and is extremely necessary to the resonant frequency of these auto parts and components.
Domestic automobile independent research product is more and more, and the auto parts and components such as electromotor, variator, car door vehicle body gradually become
In production domesticization, and these parts will be through strict performance test before putting on market, and NVH performance tests are critically important
One link, and mould measurement therein is requisite project.Carrying out mould measurement for auto parts and components often needs to lead to
Cross special test stand, specialized instrument and equipment and Special experimental room to be tested, and different vehicle element size difference compared with
Greatly, as automobile body-in-white size is larger, case of transmission is less, is needed to design different mould measurement examinations according to different sizes
Test platform, often inject capital into larger, therefore, the country in addition to strong Automobile Enterprises, medium-sized and small enterprises and University Scientific Research machine
Structure can seldom carry out the research work of this respect.
At present, reequiped using large-sized gantry stand more than the mould measurement stand used in Automobile Enterprises at home,
Gantry stand is bulky, site area is required higher.Therefore, domestic strong Automobile Enterprises are different zero in order to meet
The demand of part actual test situation, often will design gantry stand with size maximization, and choose larger experimental site
Meet the storage of stand, can so produce unnecessary waste, the enterprise of the shortage of capital does not afford to do the expense of costliness, cannot yet
Place is provided.
The content of the invention
In order to overcome that existing current mould measurement stand is bulky, occupied ground big, it is high cost, unadjustable, motor-driven
The shortcomings of property is poor.The present invention devises a kind of new automobile parts mould measurement stand on the premise of cost-effective.
The technical scheme is that for achieving the above object：
A kind of new automobile parts mould measurement stand, including expansion link, crossbeam and support feet ferrum, the expansion link is
2, crossbeam be 2, support feet ferrum be 4, the expansion link and crossbeam form tetragon by the interval connection of support bar slip-knot
Structure, the quadrilateral structure corner is connected respectively by support bar slip-knot with support feet ferrum；The crossbeam is provided with can be connected
The translator slider of hook, translator slider is provided with the bolt of fixed position；The support feet ferrum is connected with supporting construction；It is described
Supporting construction includes circular fixed block and floor installation disk one, and the circular fixed block is by being welded on floor installation disk one
Screw thread thick stick is connected with floor installation disk one, and rotatable support disc is interspersed with the threaded rod；Fill on the support disc
There is the support screw thread thick stick with callosity, floor installation disk one is connected by bolt and nut with floor installation disk two, the base
Mounting disc two passes through steady pin and is connected and installed with roller.The supporting construction can also be the hydraulic lifting dress for being equipped with roller
Put.
Further to improve, the expansion link is hydraulically extensible bar or length adjustment bar group；The length adjustment bar group bag
Include length adjustment thick stick one, length adjustment thick stick two and the length adjustment thick stick three being bolted.
Further to improve, the callosity is connected by rotation nut with screw thread thick stick is supported.
Further to improve, the callosity lower surface does impedance bundary.
Further to improve, stand side crossbeam is provided with reinforcement net.
It is further to improve, 2 translator sliders are provided with each crossbeam.
Advantages of the present invention：
1st, stand bottom is furnished with wheel, can movable stand at any time as needed, and be furnished with rotatable in wheel mounting seat
The support egative film of regulation, coordinates the support callosity that can be adjusted up and down, is capable of achieving altitude mixture control and the fixation of whole stand, and adapts to
The height of Different Ground.
2nd, be equipped with each runners of stand 2 can with 360 degree rotation support egative films can be according to experimental site need
It is placed on the corner of laboratory or places by wall, and ensures the stability of whole stand.
3rd, gantry designs be adjustable-size, can according to test parts big freedom in minor affairs adjustable telescopic rod length,
Transversely movable slide block hook is installed on gantry beam, coordinates hoist crane, be suitable for the vapour of different size Different Weight
The modal test of car parts.
The present invention meet mould measurement experiment use standard in the case of, cheap for manufacturing cost, dependable performance.The mode
Testboard bay can be realized being tested on various ground, can ensure steady in testboard bay experimentation by scalable supporting
Qualitative, adjustable expansion link coordinates the slide block that can be moved on crossbeam hook to realize to various different size of automobiles zero
The installation of part, and stand can realize the diminution of overall dimensions to save space, it is easy to use, safeguard simple.
Description of the drawings
When considered in conjunction with the accompanying drawings, by referring to detailed description below, can more completely more fully understand the present invention with
And the adjoint advantage of many of which is easily learnt, but accompanying drawing described herein is used for providing a further understanding of the present invention,
The part of the present invention is constituted, the schematic description and description of the present invention is used to explain the present invention, does not constitute to this
Bright improper restriction, wherein：
Fig. 1 is testboard bay schematic elevation view；
Fig. 2 is testboard bay schematic top plan view；
Fig. 3 is testboard bay left view schematic diagram；
Schematic elevation view when Fig. 4 is packed up for testboard bay；
Schematic top plan view when Fig. 5 is packed up for testboard bay；
Fig. 6 is testboard bay lower support structure schematic diagram；
Fig. 7 is the schematic elevation view of testboard bay hook；
Fig. 8 is the left view schematic diagram of testboard bay hook.
Wherein：1. support bar slip-knot, 2. length adjustment thick stick one, 3. length adjustment thick stick two, 4. length adjustment thick stick three, 5. supports
Angle bar, 6. crossbeam, 7. reinforcement net, 8. circular fixed block, 9. supports screw thread thick stick, 10. rotatable support disc, 11. bases
Mounting disc one, 12. floor installation disks two, 13. rollers, 14. bolts, 15. translator sliders, 16. hooks, 17. rotation nuts, 18.
Expansion link, 19. supporting constructions, 20. callosities.
Specific embodiment：
It is understandable to enable the above objects, features and advantages of the present invention to become apparent from, it is below in conjunction with the accompanying drawings and concrete real
The present invention is further detailed explanation to apply mode.
Embodiment 1
A kind of new automobile parts mould measurement stand as shown in Figures 1 to 8, including expansion link 18, crossbeam 6 and
Spike ferrum 5, the expansion link 18 is 2, crossbeam 6 is 2, support feet ferrum 5 is 4, and the expansion link 18 and crossbeam 6 are by propping up
The interval connection of strut slip-knot 1 forms quadrilateral structure, and the quadrilateral structure corner is respectively by support bar slip-knot 1 and support feet
Ferrum 5 connects；The crossbeam 6 be provided with can coupling hook 16 translator slider 15, translator slider 15 is provided with fixed position
Bolt 14；The support feet ferrum 5 is connected with supporting construction 19.The supporting construction 19 includes circular fixed block 8 and floor installation
Disk 1, the circular fixed block 8 is connected by the screw thread thick stick being welded on floor installation disk 1 with floor installation disk 1,
Rotatable support disc 10 is interspersed with the threaded rod；The support screw thread thick stick with callosity 20 is housed on the support disc 10
9, floor installation disk 1 is connected by bolt and nut with floor installation disk 2 12, and the floor installation disk 2 12 is by solid
Rationed marketing is connected and installed with roller 13.The expansion link 18 is length adjustment bar group；The length adjustment bar group is included by bolt
The length adjustment thick stick 1 of connection, length adjustment thick stick 23 and length adjustment thick stick 34.The callosity 20 is by rotation nut 17 and props up
Support screw thread thick stick 9 connects.The lower surface of the callosity 20 does impedance bundary.Stand side crossbeam 6 is provided with reinforcement net 7.
2 translator sliders 15 are provided with each crossbeam 6.
Embodiment 2
A kind of new automobile parts mould measurement stand as shown in Figures 1 to 8 includes expansion link 18, crossbeam 6 and props up
Spike ferrum 5, the expansion link 18 is 2, crossbeam 6 is 2, support feet ferrum 5 is 4, and the expansion link 18 and crossbeam 6 are by propping up
The interval connection of strut slip-knot 1 forms quadrilateral structure, and the quadrilateral structure corner is respectively by support bar slip-knot 1 and support feet
Ferrum 5 connects；The crossbeam 6 be provided with can coupling hook 16 translator slider 15, translator slider 15 is provided with fixed position
Bolt 14；The support feet ferrum 5 is connected with supporting construction 19.The supporting construction 19 is the hydraulic pressure lifting device for being equipped with roller.
The expansion link 18 is hydraulically extensible bar.The callosity 20 is connected by rotation nut 17 with screw thread thick stick 9 is supported.The callosity 20
Lower surface does impedance bundary.Stand side crossbeam 6 is provided with reinforcement net 7.2 translations are provided with each crossbeam 6
Slide block 15.
In Fig. 1, support bar slip-knot 1 and length adjustment thick stick 1, crossbeam 6, angle bar 5 is supported to be connected by bolt installation, can be with
Play a part of to support whole stand.Length adjustment thick stick 1, length adjustment thick stick 23 are connected with length adjustment thick stick 34 by bolt
Connect, adjustment length can be played a part of.
As shown in Fig. 2 other two support bar slip-knot 1 is symmetrically installed, a square metal stand, every crossbeam 6 are formed
There are two pieces of translator sliders 15 above, can arbitrarily slide on the cross beam 6, adjusting position；Hook 16 is with translator slider 15 by solid
Rationed marketing connects, and plays a part of to hang measured object.
Shown in Fig. 3, stand side crossbeam is provided with reinforcement net 7, for the reinforcing of stand stiffness, it may also be used for suspension
Sensor connecting line, it is to avoid circuit is contacted with test product, affects test effect.
Fig. 6 is stand lower support structure schematic diagram, is partly by circular fixed block 8 and whorl of base disk in supporting construction
One 11 are connected by screw thread thick stick, and threaded rod is welded on whorl of base disk 1, and rotatable support disc 10 is interspersed wherein, can
To rotate freely；The support screw thread thick stick 9 with callosity is housed on rotatable support disc 10, on the support screw thread thick stick 9 with callosity
The callosity lower surface of dress does impedance bundary, can increase the frictional force with ground, and the support screw thread thick stick 9 with callosity can lead to
Overwinding turn nut 17 realizes height up and down, makes callosity touch ground, prevents the sliding of whole stand；Floor installation disk one
11 are connected with floor installation disk 2 12 by bolt and nut, and roller 13 is connected peace by steady pin with floor installation disk 2 12
Dress.
Fig. 7,8 be stand hook face, left view schematic diagram.Translator slider 15 can slide on the cross beam 6, and by bolt
14 fixations for carrying out position.Translator slider 15 is connected and enables angled turn of hook 16 by steady pin with hook 16
It is dynamic, it is convenient to hang testee or hoist crane is installed.
The analysis of experiments of this mould measurement stand vehicle key assembly applicatory and parts Free Modal, comprising：Vapour
Car engine, variator, main reducing gear, car door, bonnet, case cover, wheel hub, skylight, power transmission shaft and seat support etc..
Mould measurement to the said goods, mainly in the form of a grid divides equally the Different Plane of testee, passes through
Slide block hook is suspended on tested article on testboard bay, acceleration transducer is arranged on the grid for pressing certain size distribution
Tested, the data distribution situation on diverse location can be obtained, obtained the characteristics of mode of product and further analyzed.
The stand can hang the auto parts and components of different size and carry out Free Modal test, install, dismantle simplicity, be capable of achieving
Size is arbitrarily adjusted.Stand has multidirectional and adjustable for height supporting callosity, is applicable to arbitrarily test room floor, such as plank,
Concrete floor, tile floor etc., and the integral level degree of stand can be adjusted, improve the measuring accuracy and stability of test.The stand
Size reduction can also be realized, space is saved.The horse structure design is simple, it is easy to which processing is installed and easy to use.
Embodiment described above is only that the preferred embodiment of the present invention is described, and not the scope of the present invention is entered
Row is limited, and on the premise of without departing from design spirit of the present invention, those of ordinary skill in the art make to technical scheme
The various modifications for going out and improvement, all should fall in the protection domain of claims of the present invention determination.
Claims (6)
1. a kind of new automobile parts mould measurement stand, including expansion link (18), crossbeam (6) and support feet ferrum (5), it is special
Levy and be, the expansion link (18) is 2, crossbeam (6) is 2, support feet ferrum (5) is 4, the expansion link (18) and crossbeam
(6) connection is spaced by support bar slip-knot (1) and forms quadrilateral structure, the quadrilateral structure corner is lived respectively by support bar
Knot (1) is connected with support feet ferrum (5)；The crossbeam (6) be provided with can coupling hook (16) translator slider (15), translator slider
(15) bolt (14) and the steady pin for coupling hook of fixed position are provided with；The support feet ferrum (5) is connected with props up
Support structure (19)；The supporting construction (19) includes circular fixed block (8) and floor installation disk one (11), the circular fixed block
(8) the screw thread thick stick by being welded on floor installation disk one (11) is connected with floor installation disk one (11), wears on the threaded rod
It is inserted with rotatable support disc (10)；Support screw thread thick stick (9) with callosity (20), base are housed on support disc (10)
Mounting disc one (11) is connected by bolt and nut with floor installation disk two (12), and the floor installation disk two (12) is by solid
Rationed marketing be connected and installed with roller (13).
2. new automobile parts mould measurement stand as claimed in claim 1, it is characterised in that the expansion link (18) is
Hydraulically extensible bar or length adjustment bar group；The length adjustment bar group includes length adjustment thick stick one (2), the length being bolted
Degree adjusts thick stick two (3) and length adjustment thick stick three (4).
3. new automobile parts mould measurement stand as claimed in claim 1, it is characterised in that the callosity (20) passes through
Rotation nut (17) is connected with screw thread thick stick (9) is supported.
4. new automobile parts mould measurement stand as claimed in claim 1, it is characterised in that callosity (20) bottom
Do impedance bundary in surface.
5. new automobile parts mould measurement stand as claimed in claim 1, it is characterised in that stand side crossbeam
(6) reinforcement net (7) is installed.
6. new automobile parts mould measurement stand as claimed in claim 1, it is characterised in that set on each crossbeam (6)
It is equipped with 2 translator sliders (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078954.9A CN104677644B (en) | 2015-02-13 | 2015-02-13 | Novel automobile part modal test rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078954.9A CN104677644B (en) | 2015-02-13 | 2015-02-13 | Novel automobile part modal test rack |
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| Publication Number | Publication Date |
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| CN104677644A CN104677644A (en) | 2015-06-03 |
| CN104677644B true CN104677644B (en) | 2017-05-03 |
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ID=53312996
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510078954.9A Active CN104677644B (en) | 2015-02-13 | 2015-02-13 | Novel automobile part modal test rack |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644521A (en) * | 2017-01-20 | 2017-05-10 | 东南（福建）汽车工业有限公司 | Adaptive type automobile air exhaust system test platform rack |
| CN107906312A (en) * | 2017-11-29 | 2018-04-13 | 重庆长安汽车股份有限公司 | A kind of erecting device for the test of automobile spectrogram parameter |
| CN107941529A (en) * | 2018-01-05 | 2018-04-20 | 南京航空航天大学 | Auto parts and components mould measurement platform |
| CN111823199A (en) * | 2020-07-06 | 2020-10-27 | 江苏核电有限公司 | Test bench for testing reliability of bolt stretcher and testing method thereof |
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| KR20090020415A (en) * | 2007-08-23 | 2009-02-26 | 한국기계연구원 | A load-testing apparatus for a train bogie frame |
| CN201580915U (en) * | 2010-01-22 | 2010-09-15 | 中铁十七局集团有限公司 | Tyre-type gantry crane |
| CN102817064A (en) * | 2012-01-18 | 2012-12-12 | 清华大学 | Automobile coating conveyer having three degrees of freedom |
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| CN104677644A (en) | 2015-06-03 |
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