CN114383798A - Automobile part vibration test tool and test device - Google Patents
Automobile part vibration test tool and test device Download PDFInfo
- Publication number
- CN114383798A CN114383798A CN202111604126.6A CN202111604126A CN114383798A CN 114383798 A CN114383798 A CN 114383798A CN 202111604126 A CN202111604126 A CN 202111604126A CN 114383798 A CN114383798 A CN 114383798A
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- scale
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- screw rod
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 230000033001 locomotion Effects 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to a vibration test tool and a vibration test device for automobile parts, which comprise a base, wherein the base is connected with a plurality of scale screws in a sliding manner, a first locking piece is arranged between each scale screw and the base, each scale screw is connected with a fixed seat in a sliding manner, each fixed seat can move along the axis direction of each scale screw and rotate around the axis of each scale screw, each fixed seat is provided with a fixed hole matched with a part to be tested, a second locking piece is arranged between each fixed seat and each scale screw, the vibration test tool also comprises a telescopic scale, and two ends of each telescopic scale are provided with positioning shafts capable of being inserted into the fixed holes.
Description
Technical Field
The invention relates to the technical field of automobile part testing equipment, in particular to an automobile part vibration testing tool and an automobile part vibration testing device.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, the whole automobile parts in the automobile industry are various in general, and particularly, the structure of the whole automobile parts is diversified. The inventor discovers, in the aspect of the anti-vibration performance test of whole car spare part, it is higher to the experimental fixing device requirement of spare part, spare part structure and outward appearance are complicated, assembly dimension and assembly structure space location are complicated, current fixing device structure for experiment is comparatively simple, the suitability is poor, there is certain influence to experimental precision and test result uniformity, and it is higher to single spare part independent design processing fixing device time and testing cost, present general fixing device uses the clamp type mostly, do not pass through the connection of spare part assembly hole site, can't accurately verify spare part in the intensity of the assembly structure of anti-vibration experiment. And for the parts with more protrusions and complex shapes, the clamping and pressing type fixing device cannot meet the reliability of the fixed connection of the test equipment.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides the vibration test tool for the automobile parts, has strong universality and ensures the connection reliability of the parts in test equipment.
In order to achieve the purpose, the invention adopts the following technical scheme
In a first aspect, the embodiment of the invention provides an automobile part vibration test tool which comprises a base, wherein the base is connected with a plurality of scale screws in a sliding mode, a first locking piece is arranged between each scale screw and the base, each scale screw is connected with a fixing base in a sliding mode, each fixing base can move along the axis direction of each scale screw and rotate around the axis of each scale screw, each fixing base is provided with a fixing hole matched with a part to be tested, a second locking piece is arranged between each fixing base and each scale screw, the automobile part vibration test tool further comprises a telescopic scale, and positioning shafts capable of being inserted into the fixing holes are arranged at two ends of each telescopic scale.
Optionally, the base is provided with a sliding groove, the bottom end of the scale screw rod is provided with a sliding block matched with the sliding groove, and the sliding block is embedded into the sliding groove.
Optionally, the fixing hole is a long hole or a round hole.
Optionally, the fixing base includes fixed part and connecting portion, and the fixed orifices has been seted up to the fixed part, connecting portion adopt the clamp structure, including first snap ring and second snap ring, the one end and the fixed part of first snap ring and second snap ring are fixed, and the other end can be fixed through second retaining member locking.
Optionally, the second locking member adopts a fixing bolt, and the fixing bolt can penetrate through the first clamping ring and the second clamping ring and screw the fixing nut.
Optionally, the first locking member is a locking nut, and the locking nut is in threaded connection with an external thread structure arranged at the bottom of the scale screw rod.
Optionally, the outer circumferential surface of the scale screw is provided with scale marks.
Optionally, flexible scale includes first scale portion and second scale portion of telescopic connection, and first scale portion and second scale portion all are equipped with the location axle, and second scale portion is provided with rectangular hole, and first scale portion is equipped with the sliding block that stretches into rectangular hole, second scale portion side is equipped with the sliding distance of scale mark in order to realize the sliding block piece.
Optionally, the base is provided with a counter bore, a mounting hole penetrating through the base is formed in the hole face at the bottom of the counter bore, and the base can be connected with a vibration table of the vibration test device through the mounting hole.
In a second aspect, an embodiment of the present invention provides an automobile part vibration test apparatus, which includes a vibration apparatus and the automobile part vibration test tool in the first aspect, wherein the base is fixed on a vibration table of the vibration apparatus.
The invention has the beneficial effects that:
1. according to the vibration test tool, the scale screw rod can slide on the base and is locked and fixed by the first locking piece, the fixing base can rotate around the scale screw rod, so that the position of the fixing base in the horizontal plane is adjusted, the telescopic scale is provided, the positioning shaft of the telescopic scale can be inserted into the fixing hole, so that the distance between the two scale screw rod fixing bases in the horizontal direction is positioned by the telescopic scale, the fixing bases can move along the axis direction of the scale screw rod, so that the position adjustment of the fixing bases in the vertical direction is realized, the adjustment of a plurality of fixing bases in the horizontal and vertical directions is realized, the positioning in the vertical direction is realized by the adjusting screw rod, the relative positions of the two fixing bases in the horizontal direction are positioned by the telescopic part, and the position adjustment of the fixing bases in the horizontal and vertical directions can be realized, therefore, the positioning and fixing requirements of parts with different structures and appearances are met, and the universality of the whole tool is improved.
2. According to the vibration test tool, the fixing seat is provided with the fixing hole matched with the part to be tested, so that the fixing seat is fixed with the part through the assembling hole position of the part, a clamping and pressing type fixing mode is not adopted, the assembling structural strength of the part in a vibration resistance test can be accurately verified, and the reliability of assembling connection is higher.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
the measuring instrument comprises a base 1, a first scale screw rod 2, a second scale screw rod 3, a third scale screw rod 4, a fourth scale screw rod 5, a first sliding groove 6, a second sliding groove 7, a sliding block 8, a locking nut 9, a fixing portion 10, a connecting portion 11, a first scale portion 12, a second scale portion 13, a moving block 14 and a positioning shaft 15.
Detailed Description
Example 1
This embodiment provides a vibration test frock of automobile parts, as shown in fig. 1, including base 1, base 1 adopts cylinder type structure or cube structure, and base 1 in this embodiment adopts cylinder type structure, and base 1 is used for being connected with vibrating device's shaking table, gives the spare part of waiting to test with the vibration transmission.
Specifically, a plurality of counter bores have been seted up on base 1, and a plurality of counter bores are along circumference evenly distributed, in this embodiment, set up two counter bores, and two counter bores are located the both ends of the same diameter line in base cross-section, and the mounting hole that runs through the base is seted up to the bottom hole face of counter bore, and the base can be through mounting hole and construction bolt and vibrating device's shaking table fixed connection.
The base top surface sliding connection has a plurality of scale screw rods, and the quantity of scale screw rod is confirmed according to the spare part of required experiment.
The scale screw rod is a cylindrical rod, and its bottom is equipped with external screw thread structure, and is provided with the scale mark on the outer face of scale screw rod.
Set up four scale screws in this embodiment, be first scale screw 2, second scale screw 3, third scale screw 4 and fourth scale screw 5 respectively.
Two spouts have been seted up to base 1's upper surface, are first spout 6 and second spout 7 respectively, and first spout 6 and second spout 7 are parallel, and the bottom of four scale screw rods all is fixed with slider 8, and slider 8 imbeds in the spout, realizes scale screw rod and base 1's sliding connection.
The slider 8 of first scale screw rod 2 and the 3 bottoms of second scale screw rod is embedded in first spout 6, and the slider 8 of the 5 bottoms of third scale screw rod 4 and fourth scale screw rod is embedded in second spout 7.
In one embodiment, the first runner 6 and the second runner 7 are both trapezoidal grooves, and correspondingly, the sliding block 8 is a trapezoidal block, and in another embodiment, the first runner 6 and the second runner 7 are T-shaped grooves, and correspondingly, the sliding block 8 is a T-shaped block.
Be provided with first retaining member between scale screw rod and the base, the scale screw rod can be fixed with base locking through first retaining member.
In this embodiment, first retaining member adopts lock nut 9, and scale screw rod bottom is equipped with the external screw thread structure, and lock nut 9 and external screw thread structure threaded connection rotate lock nut 9, and lock nut 9 can compress tightly at the upper surface of base 1, and the frictional force that utilizes lock nut 9 and base 1 upper surface realizes that the scale screw rod is fixed with the locking of base 1.
All be provided with the fixing base on four scale screw rods, the fixing base can be connected with the spare part of treating the experiment, realizes the fixed to spare part.
In this embodiment, the fixing base all includes fixed part 10 and connecting portion 11, and connecting portion 11 is used for being connected with the scale screw rod, and the fixed part is used for fixed spare part waiting to test.
Connecting portion 11 and scale screw rod sliding connection for the fixing base can pass through the axis direction motion of connecting portion along the scale screw rod, can rotate around the axis of scale screw rod simultaneously.
Connecting portion 11 adopts the clamp structure, including first snap ring and second snap ring, first snap ring and second snap ring all adopt semicircular ring, first snap ring and second snap ring can press from both sides tight scale screw rod, a side end and fixed part fixed connection of first snap ring and second snap ring, the opposite side end of first snap ring and second snap ring is equipped with the fixed plate, be provided with assorted locking hole on the fixed plate of first snap ring and second snap ring, the fixed plate of first snap ring and second snap ring can pass through second retaining member locking, and then make first snap ring and second snap ring press from both sides tight scale screw rod.
The second locking part adopts fixing bolt, and fixing bolt passes two fixed plates and threaded connection fixation nut through the locking hole, and fixation nut and fixing bolt's head compresses tightly two fixed plates, and then realizes utilizing first snap ring and second snap ring to press from both sides tight scale screw rod, has realized that the locking of fixing base on the scale screw rod is fixed.
After the fixing nut and the fixing bolt are loosened, the hoop structure can move along the axis direction of the scale screw rod, and meanwhile, the hoop structure can rotate around the axis of the scale screw rod.
The outer peripheral face of scale screw rod is provided with the scale mark, makes things convenient for the user of service to control the moving distance of fixing base along scale screw rod axis direction.
Be provided with on the fixed part with the pilot hole assorted fixed orifices of waiting experimental spare part, the fixed orifices is round hole or rectangular hole, and in this embodiment, the fixed orifices of the fixing base on first scale screw rod 2 and the second scale screw rod 3 is rectangular hole, and the fixed orifices of the fixing base on third scale screw rod 4 and the fourth scale screw rod 5 are the round hole.
In other embodiments, the fixing holes may be all round holes or all elongated holes or other types of elongated holes, or combinations of round holes, and may be set by those skilled in the art according to actual needs.
The experimental frock of this embodiment still includes flexible scale, and flexible scale includes first scale portion 12 and second scale portion 13, is provided with rectangular hole on the second scale portion 13, and first scale portion 12 is provided with motion piece 14, and motion piece 14 stretches into in the rectangular hole of second scale portion 13, and first scale portion 12 and second scale portion 13 can realize concertina movement through rectangular hole and motion piece 14, the side of second scale portion 13 still is equipped with the scale mark, and the different scale mark readings that motion piece 14 corresponds around concertina movement can realize the measurement of flexible scale telescopic distance.
The end part of the first scale part 12 is provided with a positioning shaft 15, the end part of the second scale part 13 is also provided with a positioning shaft 15, the positioning shaft 15 can be inserted into the fixing hole, the positioning shaft 15 of the first scale part 12 is inserted into the fixing hole of one fixing seat, and the positioning shaft 15 of the second scale part 13 is inserted into the fixing hole of the other fixing seat, so that the relative distance measurement and positioning of the two fixing seats on a horizontal plane can be realized.
The working method of the embodiment comprises the following steps:
according to the assembly size and the assembly hole position of the test part, the horizontal relative position, the horizontal relative size, the vertical relative position and the vertical relative size of the assembly hole position are determined, and the test part is an electrical appliance part.
The position of four fixing bases is adjusted according to the horizontal relative dimension and the vertical relative dimension of the definite assembly hole site, and specifically, the second retaining member is loosened, so that the fixing bases move along the axis direction of the scale screw rod, and the four fixing bases are respectively moved to the required set positions through the scale marks on the scale screw rod.
The telescopic scale is stretched to the length of the horizontal relative size required by the two fixing seats, then the two positioning shafts of the telescopic scale are inserted into the fixing holes of the two corresponding fixing seats, in the embodiment, the two corresponding fixing holes can slide along the sliding groove, or the fixing seats rotate around the axis of the scale screw rod, or the combination of the two modes, so that the two positioning shafts of the adjusted telescopic scale can be just inserted into the fixing holes of the two corresponding fixing seats to fix the relative positions of the two fixing seats, the positioning of the horizontal relative positions between the fixing seats is sequentially completed by adopting the same method, then the first locking member and the second locking member are locked, the positioning and fixing of the four scale screw rods are completed at the moment, then the assembling hole positions of the automobile part to be tested are aligned with the fixing holes of the fixing seats, and the automobile part is fixedly connected with the fixing seats through bolts and nuts, the fixing of the vehicle component to be tested is then completed.
Because the fixing base all can carry out position control in level and vertical direction, consequently satisfied the fixed demand in location of isostructure and outward appearance part, improved the commonality of whole frock, the fixing base passes through the assembly hole site of spare part and is fixed with the spare part moreover, does not adopt the fixed mode of clamp pressure formula, can accurately verify the assembly structure intensity of spare part in the resistant test that shakes, and assembly connection's reliability is higher moreover.
Example 2
The embodiment provides an automobile part vibration test device, including vibrating device and embodiment 1 automobile part vibration test frock, the base of experimental frock passes through the bolt fastening on vibrating device's shaking table, vibrating device adopt current automobile part vibration test device can, its specific structure does not describe in detail here.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. The utility model provides an automobile parts vibration test frock, a serial communication port, the on-line screen storage device comprises a base, base sliding connection has a plurality of scale screw rods, be equipped with first retaining member between scale screw rod and the base, scale screw rod sliding connection has the fixing base, scale screw rod axis direction motion and around scale screw rod axis rotation can be followed to the fixing base, the fixing base is equipped with and treats test part assorted fixed orifices, be equipped with the second retaining member between fixing base and the scale screw rod, still including flexible scale, flexible scale both ends are equipped with the location axle that can insert the fixed orifices.
2. The automobile part vibration test tool according to claim 1, wherein the base is provided with a sliding groove, the bottom end of the scale screw is provided with a sliding block matched with the sliding groove, and the sliding block is embedded into the sliding groove.
3. The automobile part vibration test tool according to claim 1, wherein the fixing hole is a long hole or a round hole.
4. The tool for testing the vibration of the automobile part according to claim 1, wherein the fixing seat comprises a fixing portion and a connecting portion, the fixing portion is provided with a fixing hole, the connecting portion is of a hoop structure and comprises a first clamping ring and a second clamping ring, one end of the first clamping ring and one end of the second clamping ring are fixed to the fixing portion, and the other end of the first clamping ring and the other end of the second clamping ring can be locked and fixed through a second locking member.
5. The automobile part vibration test tool according to claim 4, wherein the second locking member is a fixing bolt which can penetrate through the first clamping ring and the second clamping ring and can screw a fixing nut.
6. The automobile part vibration test tool according to claim 1, wherein the first locking member is a locking nut, and the locking nut is in threaded connection with an external thread structure arranged at the bottom of the scale screw rod.
7. The automobile part vibration test tool according to claim 1, wherein scale marks are arranged on the outer peripheral surface of the scale screw.
8. The automobile part vibration test tool according to claim 1, wherein the telescopic ruler comprises a first ruler part and a second ruler part which are telescopically connected, the first ruler part and the second ruler part are respectively provided with a positioning shaft, the second ruler part is provided with a long hole, the first ruler part is provided with a moving block extending into the long hole, and the side face of the second ruler part is provided with a scale mark to realize measurement of the sliding distance of the moving block.
9. The automobile part vibration test tool according to claim 1, wherein the base is provided with a counter bore, a mounting hole penetrating through the base is formed in a hole surface at the bottom of the counter bore, and the base can be connected with a vibration table of the vibration test device through the mounting hole.
10. An automobile part vibration test device is characterized by comprising a vibration device and the automobile part vibration test tool of any one of claims 1 to 9, wherein the base is fixed on a vibration table of the vibration device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111604126.6A CN114383798B (en) | 2021-12-24 | 2021-12-24 | Vibration test tool and test device for automobile parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111604126.6A CN114383798B (en) | 2021-12-24 | 2021-12-24 | Vibration test tool and test device for automobile parts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114383798A true CN114383798A (en) | 2022-04-22 |
| CN114383798B CN114383798B (en) | 2024-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202111604126.6A Active CN114383798B (en) | 2021-12-24 | 2021-12-24 | Vibration test tool and test device for automobile parts |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003057144A (en) * | 2001-08-21 | 2003-02-26 | Sumitomo Wiring Syst Ltd | Vibration testing apparatus and support tool for vibration test |
| CN104316308A (en) * | 2014-11-05 | 2015-01-28 | 马钢(集团)控股有限公司 | Clamping device for automobile panel dent resistance test and testing method using same |
| CN206095559U (en) * | 2016-08-29 | 2017-04-12 | 上海汽车集团股份有限公司 | Adjustable car ABS support system vibration is experimental with vibration frock |
| CN106768754A (en) * | 2016-11-25 | 2017-05-31 | 北京新能源汽车股份有限公司 | Vibration test fixture |
| CN208051426U (en) * | 2018-04-08 | 2018-11-06 | 南京机电职业技术学院 | A kind of Quick-positioning clamp for machining equipment |
| CN208276767U (en) * | 2018-05-10 | 2018-12-25 | 海纳川（滨州）轻量化汽车部件有限公司 | Multi items three-dimensional coordinates measurement fixture |
| CN208671843U (en) * | 2018-09-09 | 2019-03-29 | 重庆市渝坝汽车配件有限公司 | A kind of automobile gauge fixture |
| CN210108657U (en) * | 2019-07-23 | 2020-02-21 | 中国电子科技集团公司第十四研究所 | Two-coordinate adjustable vibration test fixture |
| CN112372529A (en) * | 2020-10-23 | 2021-02-19 | 黄冈格罗夫氢能汽车有限公司 | Pneumatic adsorption type tool for fuel cell hydrogen energy automobile |
| CN113176057A (en) * | 2021-04-20 | 2021-07-27 | 上海仪器仪表自控系统检验测试所有限公司 | Universal vibration test fixture |
-
2021
- 2021-12-24 CN CN202111604126.6A patent/CN114383798B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003057144A (en) * | 2001-08-21 | 2003-02-26 | Sumitomo Wiring Syst Ltd | Vibration testing apparatus and support tool for vibration test |
| CN104316308A (en) * | 2014-11-05 | 2015-01-28 | 马钢(集团)控股有限公司 | Clamping device for automobile panel dent resistance test and testing method using same |
| CN206095559U (en) * | 2016-08-29 | 2017-04-12 | 上海汽车集团股份有限公司 | Adjustable car ABS support system vibration is experimental with vibration frock |
| CN106768754A (en) * | 2016-11-25 | 2017-05-31 | 北京新能源汽车股份有限公司 | Vibration test fixture |
| CN208051426U (en) * | 2018-04-08 | 2018-11-06 | 南京机电职业技术学院 | A kind of Quick-positioning clamp for machining equipment |
| CN208276767U (en) * | 2018-05-10 | 2018-12-25 | 海纳川（滨州）轻量化汽车部件有限公司 | Multi items three-dimensional coordinates measurement fixture |
| CN208671843U (en) * | 2018-09-09 | 2019-03-29 | 重庆市渝坝汽车配件有限公司 | A kind of automobile gauge fixture |
| CN210108657U (en) * | 2019-07-23 | 2020-02-21 | 中国电子科技集团公司第十四研究所 | Two-coordinate adjustable vibration test fixture |
| CN112372529A (en) * | 2020-10-23 | 2021-02-19 | 黄冈格罗夫氢能汽车有限公司 | Pneumatic adsorption type tool for fuel cell hydrogen energy automobile |
| CN113176057A (en) * | 2021-04-20 | 2021-07-27 | 上海仪器仪表自控系统检验测试所有限公司 | Universal vibration test fixture |
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| CN114383798B (en) | 2024-04-05 |
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