CN109342227B - Front auxiliary frame stabilizer bar fatigue test device - Google Patents
Front auxiliary frame stabilizer bar fatigue test device Download PDFInfo
- Publication number
- CN109342227B CN109342227B CN201811314305.4A CN201811314305A CN109342227B CN 109342227 B CN109342227 B CN 109342227B CN 201811314305 A CN201811314305 A CN 201811314305A CN 109342227 B CN109342227 B CN 109342227B
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- rod
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- balance
- pull
- stabilizer bar
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- 239000003381 stabilizer Substances 0.000 title claims abstract description 42
- 238000009661 fatigue test Methods 0.000 title claims abstract description 14
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 23
- 238000005859 coupling reaction Methods 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 17
- 238000005096 rolling process Methods 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- 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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/36—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by pneumatic or hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/04—Suspension or damping
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0073—Fatigue
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- Physics & Mathematics (AREA)
- 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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a front auxiliary frame stabilizer bar fatigue test device which is used for installing and fixing a front auxiliary frame; two push-pull rods which are arranged in parallel, wherein one ends of the two push-pull rods are respectively connected with two ends of a stabilizing rod on the front auxiliary frame; the balance rod is arranged on the rotating seat and is provided with two swing arms which are symmetrically arranged and can synchronously swing on the rotating seat, and the other ends of the two push-pull rods are connected to the two swing arms of the balance rod; and the driving element is used for driving the balance rod to swing. The balance bar is driven to swing through the driving element, the two push-pull bars move oppositely along with the balance bar in the swinging process of the balance bar, the two push-pull bars are connected with the stabilizing bars, at the moment, the two push-pull bars can be arranged on the two stabilizing bars, acting force which simulates an automobile to be arranged on the balance bar in actual use is generated on the balance bar through the two push-pull bars, and the stroke and the moving frequency of the push-pull bars are controlled through the driving element.
Description
Technical Field
The invention relates to the technical field of automobile detection equipment, in particular to a front auxiliary frame stabilizer bar fatigue test device.
Background
The stabilizer bar, also called anti-roll bar, balance bar, is an auxiliary elastic element in the automotive suspension. The automobile body is prevented from excessively transversely rolling when turning, and the automobile body is kept balanced as much as possible. The aim is to reduce the lateral rolling degree of the automobile and improve the smoothness. The stabilizer bar is a torsion bar spring made of spring steel, is U-shaped, and is transversely arranged at the front end and the rear end of the automobile. The middle part of the rod body is hinged with the frame through a stabilizer bar bushing, and two ends of the rod are respectively fixed on the left suspension and the right suspension. When the vehicle body only moves vertically, the suspensions at two sides deform identically, and the stabilizer bar does not function. When the automobile turns, the automobile body is inclined, the jumping of the suspensions at two sides is inconsistent, the outer suspension can press the stabilizer bar, the stabilizer bar can twist, the elasticity of the bar body can prevent the wheels from lifting, and therefore the automobile body is balanced as much as possible, and the transverse stabilizing effect is achieved.
Particularly, since the front wheels are steering wheels, the stabilizer bar mounted on the front subframe is mainly twisted when the vehicle turns, and therefore, the strength of the stabilizer bar mounted on the front subframe and the connection strength of the stabilizer bar with the front subframe at the connection points such as bolts and buckles need to be systematically detected by fatigue.
Disclosure of Invention
The invention aims to provide a front auxiliary frame stabilizer bar fatigue test device which can detect a stabilizer bar on a front auxiliary frame and measure the service life of the stabilizer bar and the mounting structure of the stabilizer bar.
The technical aim of the invention is realized by the following technical scheme:
a front subframe stabilizer bar fatigue test device, comprising:
the auxiliary frame mounting seat is used for mounting and fixing the front auxiliary frame;
two push-pull rods which are arranged in parallel, wherein one ends of the two push-pull rods are respectively connected with two ends of a stabilizing rod on the front auxiliary frame;
the balance rod is arranged on the rotating seat and is provided with two swing arms which are symmetrically arranged and can synchronously swing on the rotating seat, and the other ends of the two push-pull rods are connected to the two swing arms of the balance rod;
and the driving element is used for driving the balance rod to swing.
The balance rod is driven to swing through the driving element, the two push-pull rods move oppositely along with the balance rod in the swinging process of the balance rod, the two push-pull rods are connected with the stabilizing rod, at the moment, the two push-pull rods can generate acting force on the balance rod through the two push-pull rods, the acting force is generated on the balance rod in actual use by simulating an automobile, and the stroke and the moving frequency of the push-pull rods are controlled through the driving element. In addition, only one driving element is needed in the scheme, so that the energy consumption can be greatly reduced, and the detection cost can be saved.
Further preferred are: the push-pull rod comprises:
the guide rod is connected to a guide seat in a sliding manner along the axial lead direction, and one end of the guide rod is connected with the end part of the stabilizing rod;
one end of a connecting rod is pivoted with one end of the guide rod, and the other end of the connecting rod is pivoted with the swing arm.
The push-pull rod can not guarantee stable operation in the swinging process of the balance rod, so that acting force transmitted to the balance rod deflects, namely acting force which is not generated in practical use is generated, therefore, acting force generated on the balance rod in the detection process can be kept to be consistent with acting force generated in practical use in an automobile through the arrangement of the guide rod, the connection between the guide rod and the balance rod can be realized through the arrangement of the connecting rod, and acting force can be transmitted to the balance rod when the balance rod swings and overturns.
Further preferred are: the two swing arms are collinear and integrally arranged to form the balance rod, and the lengths of the two push-pull rods are the same; the side faces around the balance bar are provided with connecting sliding grooves which are arranged along the length direction and used for installation.
So set up, form the balancing pole of linear type, it is the same in order to keep two push-and-pull rod's length to adjust with keeping more easily when installing the push-and-pull rod to more easily adjust out the balanced state of stabilizer bar both ends atress. In addition, the arrangement of the connecting chute can conveniently adjust the installation positions of the connecting rod and the driving element on the balance rod.
Further preferred are: the push-pull rod and the stabilizer are connected with a coupling rod, two ends of the coupling rod are respectively pivoted with the stabilizer and the push-pull rod, and the coupling rod and the push-pull rod are arranged at an angle.
The setting of the coupling rod can further simulate the actual working state, and the angle between the coupling rod and the push-pull rod is adjusted according to the stress angle of an actual product.
Further preferred are: the both ends of coupling rod all are provided with a universal bolt, universal bolt includes:
the universal sleeve is fixed on the coupling rod;
the universal ball is arranged in the universal sleeve and can rotate in the universal sleeve;
a screw thread column fixed on the universal ball
And the damping rubber sleeve is sleeved on the threaded column and connected with the universal sleeve.
The universal bolts at the two ends are arranged in such a way that in the force application process of the push-pull rod, the existence of rigid connection is avoided, and the noise generated during detection can be avoided due to the arrangement of the damping rubber sleeve.
Further preferred are: the driving element is a hydraulic cylinder, a pressure sensor is arranged between a piston rod of the hydraulic cylinder and the balance rod, and the hydraulic cylinder is controlled by the pressure sensor.
So set up, pressure sensor detects the thrust of pneumatic cylinder, adjusts the travel of catch bar through the thrust size, and when pressure sensor detected that the thrust is too big, the thrust size of adjusting the pneumatic cylinder.
Further preferred are: the cylinder body at one end of the hydraulic cylinder far away from the piston rod is hinged on a hinge seat, the other end of the cylinder body is connected with the piston rod of the hydraulic cylinder in a hanging manner through a pull piece with adjustable length, and the piston rod of the hydraulic cylinder is hinged on the balance rod.
The setting like this for the pneumatic cylinder can take place to rotate along with the balancing pole swing when flexible use, simultaneously, the setting of pulling the piece adjusts the pneumatic cylinder, conveniently talks the piston rod of pneumatic cylinder and installs on the balancing pole.
Further preferred are: the pulling piece comprises a spring and a chain rope, wherein a plurality of hanging rings are arranged on the chain rope, and hooks connected with the hanging rings are arranged on the spring.
The position of the hook and the hanging ring can be adjusted according to the required height, and the gravity of the hydraulic cylinder is prevented from acting on the balance rod.
Further preferred are: the universal rolling balls are arranged at the two ends of the connecting rod, the connecting point of the piston rod of the hydraulic cylinder and the balance rod and the hinging point of the hydraulic cylinder and the hinging seat, and are provided with a mounting hole for the bolts to pass through.
So set up, through the setting of universal spin for on articulated basis, hinge point department can carry out universal rotation, thereby has the function of fine setting, the installation of being convenient for.
Further preferred are: the test device further comprises a plurality of vertical installation racks, wherein the auxiliary frame installation seat, the two guide seats, the rotating seat and the hinging seat are respectively installed on one vertical installation rack, and vertical sliding installation grooves are formed in the vertical installation racks.
The auxiliary frame mounting seat, the two guide seats, the rotating seat and the hinging seat are arranged on the vertical mounting frame, and the vertical heights of the auxiliary frame mounting seat, the two guide seats, the rotating seat and the hinging seat are adjusted through the sliding mounting groove, so that the whole parts of the test device can be located on the same horizontal plane.
In summary, the invention has the following beneficial effects: simulating the actual use scene of the stabilizer bar through the test device, detecting the stabilizer bar and the mounting structure of the stabilizer bar, and rapidly measuring the service life of the stabilizer bar; meanwhile, due to the multi-dimensional adjustment, the stabilizer bars of various different vehicle types and the mounting structures thereof can be detected, and only a single hydraulic cylinder is needed, so that the energy consumption can be greatly reduced.
Drawings
Fig. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a top view of the present embodiment;
fig. 3 is a schematic structural view of the coupling rod in the present embodiment;
fig. 4 is a schematic view of the structure of the guide bar in the present embodiment;
FIG. 5 is a schematic view of the structure of the connecting rod in the present embodiment;
fig. 6 is a schematic structural view of a balance bar in the present embodiment;
fig. 7 is a schematic structural view of the driving element in the present embodiment.
In the figure, 1, an auxiliary frame mounting seat; 2. a push-pull rod; 21. a coupling rod; 211. a universal bolt; 2111. a universal sleeve; 2112. a universal ball; 2113. a threaded column; 2114. a damping rubber sleeve; 22. a guide rod; 221. a guide seat; 222. a slide rail; 23. a connecting rod; 3. a balance bar; 31. a rotating seat; 32. the connecting chute; 33. i-steel; 4. a driving element; 41. a hinge base; 42. a connecting seat; 5. a universal rolling ball; 6. a vertical mounting rack; 7. a hanging frame; 71. a pull member; 711. a spring; 712. a chain rope; 8. a front subframe stabilizer bar; 9. a stabilizer bar.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
A front auxiliary frame stabilizer bar fatigue test device is shown in fig. 1, and comprises an auxiliary frame mounting seat 1, a push-pull rod 2, a balance bar 3 and a driving element 4, wherein the push-pull rod 2 is provided with two. Five vertical mounting frames 6 are fixedly mounted on the mounting workbench and are respectively used for mounting the auxiliary frame mounting seat 1, the two push-pull rods 2, the balance rod 3 and the driving element 4.
As shown in fig. 1 and 2, a plurality of vertically arranged sliding mounting grooves are formed in the vertical mounting frame 6 of the subframe mounting seat 1, bolts are mounted on the subframe mounting seat 1, nuts of the bolts are clamped into the sliding mounting grooves, the bolts and the nuts are screwed down to realize mounting and fixing of the subframe mounting seat 1, and the mounting height of the subframe mounting seat 1 can be adjusted by loosening the bolts.
The subframe mounting base 1 is provided with a subframe to which the stabilizer bar 9 is attached.
The two ends of the stabilizer bar 9 are respectively connected with two push-pull bars 2 which are arranged in parallel, and the push-pull bars 2 consist of a coupling bar 21, a guide bar 22 and a connecting bar 23.
Referring to fig. 3, two ends of the coupling rod 21 are pivoted with the push-pull rod 2 and the stabilizer rod 9 respectively, wherein universal bolts 211 are arranged at two ends of the coupling rod 21, and the pivoting with the push-pull rod 2 and the stabilizer rod 9 is realized through the universal bolts 211.
The universal bolt 211 includes a universal sleeve 2111, a universal ball 2112, a threaded post 2113 and a shock absorbing rubber sleeve 2114, the universal sleeve 2111 is fixed on a coupling rod 21, a chamber for installing the universal ball 2112 is provided on the coupling rod 21, and the universal ball 2112 can rotate in the chamber without falling off. The threaded column 2113 is fixed on the universal ball 2112, the coupling rod 21 is connected with the push-pull rod 2 and the stabilizing rod 9 by the threaded column 2113 penetrating through the push-pull rod 2 or the stabilizing rod 9 and then being connected with a nut, and the threaded column 2113 can rotate when the universal ball 2112 rotates to realize pivoting.
A shock absorbing rubber sleeve 2114 is fitted over the threaded post 2113 and connected to the universal sleeve 2111.
Wherein the universal bolts 211 at both ends of the coupling rod 21 are disposed at an angle of 90 °.
Referring to fig. 4, the guide bar 22 is slidably coupled to a guide holder 221, and is slidably movable in a horizontal direction on the guide holder 221. The guide seat 221 is disposed on two sliding rails 222, and the middle portion of the guide rod 22 is connected to the two sliding rails 222 in a double-rail manner, so as to keep sliding stable and rotate during sliding. The coupling rod 21 and the guide rod 22 are arranged at an angle, and the specific angle is determined according to the actual scene of the stabilizer bar 9, so that the actual stress direction of the stabilizer bar 9 in the automobile is adjusted.
Wherein, two guide holders 221 are installed on a vertical installation frame 6 in the same installation manner as the auxiliary frame installation holder 1.
Referring to fig. 5, the connecting rod 23 includes a sleeve, a screw adjusting section, and a connecting section, one end of the sleeve is pivoted with the end of the guide rod 22, the other end of the sleeve is screw-connected with one end of the screw adjusting section, and the other end of the screw adjusting section is screw-connected with the connecting section. And two lock nuts are further arranged on the threaded adjusting section and respectively abutted against the sleeve and the connecting section to lock the threaded adjusting section.
Referring to fig. 6, the balance bar 3 is mounted on a rotating seat 31 and can swing on the rotating seat 31 along a horizontal direction, two sides of the balance bar 3 are oppositely arranged by taking the rotating seat 31 as an origin, two swing arms are respectively arranged at two sides of the origin, and the two swing arms are collinear and integrally arranged. The swivel mount 31 is mounted on a vertical mounting frame 6 in the same manner as the subframe mount 1.
The balance rod 3 is made of an aluminum profile material, the four peripheral sides of the balance rod are provided with connecting sliding grooves 32 arranged along the length direction, the end part of the connecting section of the connecting rod 23 is pivoted with a connecting seat 42, and the connecting seat 42 is connected to the connecting sliding grooves 32 in a sliding manner through bolts.
I-steel 33 is respectively and fixedly arranged on the front side and the rear side of the balance bar 3, and the I-steel 33 is connected with the connecting chute 32 through bolts to realize installation.
As shown in fig. 2, the two push-pull rods 2 have the same length and are respectively connected to two swing arms of the balance rod 3, and the connecting points on the two swing arms are equal to the distance between the original points.
As shown in fig. 7, the driving element 4 is a hydraulic cylinder, and the end of the piston rod of the hydraulic cylinder is pivoted with a connecting seat 42, and is connected with the balance rod 3 through the connecting seat 42. The cylinder body at one end of the hydraulic cylinder far away from the piston rod is hinged on a hinge seat 41, and the hinge seat 41 is installed on a vertical installation frame 6 in the same installation mode as the auxiliary frame installation seat 1.
The other end of the cylinder body is provided with a hanging frame 7, the hanging frame 7 is connected with a pulling piece 71, and the other end of the pulling piece 71 is connected with one end of the cylinder body far away from the hinging seat 41. The pull member 71 includes a spring 711 and a chain rope 712, and a plurality of hanging rings are provided on the chain rope 712, and in this embodiment, an iron chain is used as the chain rope 712, and one end of the spring 711 is hung on the hanging frame 7, and the other end is hooked on the hanging ring.
A pressure sensor is arranged between the piston rod of the hydraulic cylinder and the balance rod 3, and the hydraulic cylinder is controlled by the pressure sensor.
As shown in fig. 5, the universal rolling ball 5 is disposed at the connection point of the two ends of the connecting rod 23, the connection point of the piston rod of the hydraulic cylinder and the balance rod 3, and the hinge point of the hydraulic cylinder and the hinge seat 41, a mounting hole for the bolt to pass through is disposed on the universal rolling ball 5, and the universal rolling ball 5 is mounted through the mounting hole, so that the connecting rod 23, the piston rod and the end of the hydraulic cylinder can rotate in 360 ° direction on the universal rolling ball 5.
When the auxiliary frame is used, the auxiliary frame is firstly mounted on the auxiliary frame mounting seat 1, and then the auxiliary frame mounting seat 1 and the auxiliary frame are mounted on the vertical mounting frame 6 together after the auxiliary frame is completed, and the auxiliary frame mounting seat 1 is mounted at a proper height position.
Then loosening the bolts to enable the push-pull rods 2 to slide on the balance rods 3, fixing the vertical installation frames 6 of the two push-pull rods 2 at corresponding positions to enable the two push-pull rods 2 to be parallel and vertical to the auxiliary frame, connecting the coupling rods 21 of the push-pull rods 2 to the end parts of the stabilizing rods 9, adjusting the lengths of the threaded adjusting sections at the moment, and locking and fixing the bolts to the push-pull rods 2 after keeping the two push-pull rods 2 parallel.
At this time, according to the required pushing stroke and detection frequency, the corresponding hydraulic pushing force and expansion speed are set.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications which do not creatively contribute to the present embodiment can be made by those skilled in the art after reading the present specification as required, but are protected by patent laws within the protection scope of the present invention.
Claims (7)
1. A preceding sub vehicle frame stabilizer bar fatigue test device, characterized by includes:
the auxiliary frame mounting seat (1) is used for mounting and fixing the front auxiliary frame;
two push-pull rods (2) which are arranged in parallel, wherein one end of each push-pull rod (2) is respectively connected with two ends of a stabilizing rod (9) on the front auxiliary frame;
the balance rod (3) is arranged on the rotating seat (31) and is provided with two swing arms which are symmetrically arranged and can synchronously swing on the rotating seat (31), and the other ends of the two push-pull rods (2) are connected to the two swing arms of the balance rod (3);
a driving element (4) for driving the balance bar (3) to swing;
the push-pull rod (2) comprises:
a guide rod (22) which is slidingly connected to a guide seat (221) along the axial line direction, and one end of which is connected with the end part of the stabilizing rod (9);
a connecting rod (23), one end of which is pivoted with one end of the guide rod (22) and the other end of which is pivoted with the swing arm;
a coupling rod (21) is connected between the push-pull rod (2) and the stabilizing rod (9), two ends of the coupling rod (21) are respectively pivoted with the stabilizing rod (9) and the push-pull rod (2), and the coupling rod (21) and the push-pull rod (2) are arranged at an angle;
the two swing arms are collinear and integrally arranged to form the balance rod (3), and the lengths of the two push-pull rods (2) are the same; the four side surfaces of the balance bar (3) are provided with connecting sliding grooves (32) which are arranged along the length direction and used for installation.
2. The front subframe stabilizer bar fatigue test device according to claim 1, wherein: both ends of the coupling rod (21) are provided with a universal bolt (211), and the universal bolt (211) comprises:
a universal sleeve (2111) fixed on the coupling rod (21);
a ball (2112) mounted in the sleeve (2111) and rotatable within the sleeve (2111);
a screw column (2113) fixed to the ball (2112);
and a damping rubber sleeve (2114) sleeved on the threaded column (2113) and connected with the universal sleeve (2111).
3. The front subframe stabilizer bar fatigue test device according to claim 1, wherein: the driving element (4) is a hydraulic cylinder, a pressure sensor is arranged between a piston rod of the hydraulic cylinder and the balance rod (3), and the hydraulic cylinder is controlled by the pressure sensor.
4. The front subframe stabilizer bar fatigue test device according to claim 3, wherein: one end cylinder body of the hydraulic cylinder far away from the piston rod is hinged on a hinge seat (41), the other end of the cylinder body is connected in a hanging way through a pull piece (71) with adjustable length, and the piston rod of the hydraulic cylinder is hinged on the balance rod (3).
5. The front subframe stabilizer bar fatigue test device according to claim 4, wherein: the pull piece (71) comprises a spring (711) and a chain rope (712), wherein a plurality of hanging rings are arranged on the chain rope (712), and hooks connected with the hanging rings are arranged on the spring (711).
6. The front subframe stabilizer bar fatigue test device according to claim 5, wherein: the universal rolling ball (5) is arranged at two ends of the connecting rod (23), a connecting point of a piston rod of the hydraulic cylinder and the balance rod (3) and a hinging point of the hydraulic cylinder and the hinging seat (41), and a mounting hole for a bolt to pass through is formed in the universal rolling ball (5).
7. The front subframe stabilizer bar fatigue test device according to claim 4, wherein: the test device further comprises a plurality of vertical mounting frames (6), wherein the auxiliary frame mounting seat (1), the two guide seats (221), the rotating seat (31) and the hinging seat (41) are respectively mounted on one vertical mounting frame (6), and vertical sliding mounting grooves are formed in the vertical mounting frames (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811314305.4A CN109342227B (en) | 2018-11-06 | 2018-11-06 | Front auxiliary frame stabilizer bar fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811314305.4A CN109342227B (en) | 2018-11-06 | 2018-11-06 | Front auxiliary frame stabilizer bar fatigue test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109342227A CN109342227A (en) | 2019-02-15 |
| CN109342227B true CN109342227B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811314305.4A Active CN109342227B (en) | 2018-11-06 | 2018-11-06 | Front auxiliary frame stabilizer bar fatigue test device |
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| CN (1) | CN109342227B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040000165A (en) * | 2002-06-24 | 2004-01-03 | 현대자동차주식회사 | endurance test system of stabilizer for car |
| KR20060008408A (en) * | 2004-07-22 | 2006-01-26 | 현대모비스 주식회사 | Suspension of automobile |
| CN201373809Y (en) * | 2009-01-16 | 2009-12-30 | 天津市大港汽车配件弹簧厂 | Stabilizer bar fatigue testing machine |
| CN102331338A (en) * | 2011-05-24 | 2012-01-25 | 浙江吉利汽车研究院有限公司 | Fatigue durability testing device for transverse stabilizer bar |
| CN202330031U (en) * | 2011-11-28 | 2012-07-11 | 上海中国弹簧制造有限公司 | Simulating auxiliary frame assembly for automobile stabilizer bar rack fatigue tests |
| CN202330003U (en) * | 2011-11-25 | 2012-07-11 | 上海中国弹簧制造有限公司 | Connecting bar assembly used in braking fatigue test of automobile stabilizer bar |
| CN203561509U (en) * | 2013-10-28 | 2014-04-23 | 上海汇众汽车制造有限公司 | Test combined bench for full-frame type auxiliary frame |
| KR20140055270A (en) * | 2012-10-31 | 2014-05-09 | 대원강업주식회사 | Universal link for testing durability of stabilizer bar |
| CN105172516A (en) * | 2015-10-29 | 2015-12-23 | 力帆实业(集团)股份有限公司 | Transverse stabilization bar mounting structure used for vehicle |
| CN105352830A (en) * | 2015-12-01 | 2016-02-24 | 重庆红岩方大汽车悬架有限公司 | Automobile-stabilizer-bar fatigue resistant test bench |
| CN105403416A (en) * | 2014-07-17 | 2016-03-16 | 广州汽车集团股份有限公司 | Automotive suspension intensity test bed |
| CN106394161A (en) * | 2016-10-14 | 2017-02-15 | 吉林大学 | Anti-pitching automobile suspension system |
| CN106525464A (en) * | 2016-12-30 | 2017-03-22 | 宁波建新底盘系统有限公司 | Automobile torsion beam back bridge fatigue test device |
| CN206161300U (en) * | 2016-10-21 | 2017-05-10 | 广州汽车集团股份有限公司 | Stabilizer bar's test bench |
| CN107228759A (en) * | 2017-05-31 | 2017-10-03 | 安庆市恒瑞达汽车零部件制造有限公司 | A kind of testing integrated machine of stabiliser bar fatigue scatter factor |
| CN209356338U (en) * | 2018-11-06 | 2019-09-06 | 宁波建新底盘系统有限公司 | Fore sub frame stabiliser bar fatigue experimental device |
-
2018
- 2018-11-06 CN CN201811314305.4A patent/CN109342227B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040000165A (en) * | 2002-06-24 | 2004-01-03 | 현대자동차주식회사 | endurance test system of stabilizer for car |
| KR20060008408A (en) * | 2004-07-22 | 2006-01-26 | 현대모비스 주식회사 | Suspension of automobile |
| CN201373809Y (en) * | 2009-01-16 | 2009-12-30 | 天津市大港汽车配件弹簧厂 | Stabilizer bar fatigue testing machine |
| CN102331338A (en) * | 2011-05-24 | 2012-01-25 | 浙江吉利汽车研究院有限公司 | Fatigue durability testing device for transverse stabilizer bar |
| CN202330003U (en) * | 2011-11-25 | 2012-07-11 | 上海中国弹簧制造有限公司 | Connecting bar assembly used in braking fatigue test of automobile stabilizer bar |
| CN202330031U (en) * | 2011-11-28 | 2012-07-11 | 上海中国弹簧制造有限公司 | Simulating auxiliary frame assembly for automobile stabilizer bar rack fatigue tests |
| KR20140055270A (en) * | 2012-10-31 | 2014-05-09 | 대원강업주식회사 | Universal link for testing durability of stabilizer bar |
| CN203561509U (en) * | 2013-10-28 | 2014-04-23 | 上海汇众汽车制造有限公司 | Test combined bench for full-frame type auxiliary frame |
| CN105403416A (en) * | 2014-07-17 | 2016-03-16 | 广州汽车集团股份有限公司 | Automotive suspension intensity test bed |
| CN105172516A (en) * | 2015-10-29 | 2015-12-23 | 力帆实业(集团)股份有限公司 | Transverse stabilization bar mounting structure used for vehicle |
| CN105352830A (en) * | 2015-12-01 | 2016-02-24 | 重庆红岩方大汽车悬架有限公司 | Automobile-stabilizer-bar fatigue resistant test bench |
| CN106394161A (en) * | 2016-10-14 | 2017-02-15 | 吉林大学 | Anti-pitching automobile suspension system |
| CN206161300U (en) * | 2016-10-21 | 2017-05-10 | 广州汽车集团股份有限公司 | Stabilizer bar's test bench |
| CN106525464A (en) * | 2016-12-30 | 2017-03-22 | 宁波建新底盘系统有限公司 | Automobile torsion beam back bridge fatigue test device |
| CN107228759A (en) * | 2017-05-31 | 2017-10-03 | 安庆市恒瑞达汽车零部件制造有限公司 | A kind of testing integrated machine of stabiliser bar fatigue scatter factor |
| CN209356338U (en) * | 2018-11-06 | 2019-09-06 | 宁波建新底盘系统有限公司 | Fore sub frame stabiliser bar fatigue experimental device |
Non-Patent Citations (2)
| Title |
|---|
| "Durability prediction for automobile aluminum front subframe using nonlinear models in virtual test simulations";J. S. Nam 等;《International Journal of Automotive Technology》;第15卷(第4期);第593-601页 * |
| "空心稳定杆设计及失效分析";顾伟清 等;《上海汽车》(第4期);第42-46页 * |
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