CN217466202U

CN217466202U - Swing arm component testing device

Info

Publication number: CN217466202U
Application number: CN202221327308.3U
Authority: CN
Inventors: 蓝力生; 杨盛高; 郝建涛; 侯兴祥
Original assignee: SAIC GM Wuling Automobile Co Ltd
Current assignee: SAIC GM Wuling Automobile Co Ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-20
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a swing arm assembly test device, which comprises an installation platform, a lifting platform, an installation assembly, a swing arm assembly, a first driving assembly and a second driving assembly, wherein the lifting platform can move along the direction close to or far away from the installation platform; the mounting assembly and the first driving assembly are arranged on the mounting platform; the swing arm assembly comprises a support, a swing arm, a ball head and a base, the swing arm is provided with a first end and a second end which are oppositely arranged, one end of the support is connected with the first end, the other end of the support is connected with the base, and the base is connected with the lifting platform; the ball head is arranged at the second end, and the first end is connected with the mounting component; the output end of the first driving component and the output end of the second driving component are both connected with the ball head. The utility model discloses in, adjust through the testing power to first drive assembly and second drive assembly output, improve test data's accuracy to the swing arm subassembly need not to dismantle, reduces the damage to experimental appearance spare.

Description

Swing arm assembly testing device

Technical Field

The utility model relates to a structural design field of whole car and spare part especially relates to a swing arm subassembly test device.

Background

The swing arm assembly is used for guiding and supporting a suspension and a vehicle body, the deformation of the swing arm assembly influences the positioning of wheels, and the deformation or cracking of an elastic bushing of the swing arm assembly reduces the driving stability and comfort; therefore, the fatigue endurance verification is carried out for the safety and comfort of driving. However, the existing test bed usually performs a loading fatigue test on the swing arm or the bracket, and the swing arm assembly needs to be disassembled for testing, so that the damage of a test sample is easily caused, and the accuracy of test data is affected.

Therefore, it is necessary to provide a new swing arm assembly testing device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a swing arm subassembly test device aims at solving current test device and easily causes the problem that experimental sample piece damages and test data accuracy is not enough.

In order to achieve the purpose, the swing arm component testing device provided by the utility model comprises a mounting platform, a lifting platform, a mounting component, a swing arm component, a first driving component and a second driving component, wherein the lifting platform can move along the direction close to or far away from the mounting platform; the mounting assembly and the first driving assembly are arranged on the mounting platform; the swing arm assembly comprises a support, a swing arm, a ball head and a base, the swing arm is provided with a first end and a second end which are oppositely arranged, one end of the support is connected with the first end, the other end of the support is connected with the base, and the base is connected with the lifting platform; the ball head is arranged at the second end, and the first end is connected with the mounting component; the output end of the first driving assembly and the output end of the second driving assembly are connected with the ball head, and the output direction of the output end of the first driving assembly and the output direction of the output end of the second driving assembly are perpendicular to each other.

Optionally, the first drive assembly comprises a first cylinder and a first swivel joint; the second driving assembly comprises a second air cylinder and a second adapter, the first air cylinder is vertically arranged, and a piston rod of the first air cylinder and the ball head are arranged in a collinear manner; the first rotary joint is connected with a piston rod and the ball head of the first cylinder; the second cylinder install in on the mounting platform, the second adapter connect the piston rod of second cylinder with first adapter.

Optionally, the mounting assembly includes a stand column and a clamp mechanism, the stand column is vertically arranged on the mounting platform, the clamp mechanism is sleeved outside the stand column, the clamp mechanism has two connecting plates arranged at intervals, and the first end is located between the two connecting plates and is hinged to the two connecting plates through a rotating shaft.

Optionally, the fixture mechanism includes an installation sleeve and a connecting piece, the installation sleeve is located outside the column, the connecting piece includes a base plate and two connecting plates, the base plate with the installation sleeve can be dismantled and connected, two the connecting plates are located the base plate deviates from one side of the installation sleeve.

Optionally, the mounting sleeve includes a first collar portion, a second collar portion and a connecting portion, the first collar portion and the second collar portion enclose a clamping space matched with the shape of the column, the connecting portion extends outward in the radial direction of the collar portion from the outer wall of the first collar portion, and the substrate is detachably connected with the connecting portion.

Optionally, the mounting platform is provided with a mounting seat, and the lifting platform is connected with the mounting seat through a fastener.

Optionally, the mounting seat is provided with two guide grooves extending in the vertical direction, and the two guide grooves are arranged at intervals in the horizontal direction; the lifting platform is provided with an adjusting groove, and the extending length of the adjusting groove is larger than the interval between the two guide grooves.

Optionally, the adjustment slot is an arc-shaped slot.

Optionally, lift platform includes regulating plate and mounting panel, the regulating plate with the mount pad is connected, the adjustment tank set up in on the mounting panel, the mounting panel with the regulating plate sets up perpendicularly, the base with the mounting panel is connected.

Optionally, the number of the adjusting grooves is two, and the two adjusting grooves are symmetrically arranged on two sides of the mounting plate.

The utility model discloses among the technical scheme, the mounting height of base can be adjusted to lift platform, and mounting platform can adjust the mounting height of swing arm, satisfies different swing arm subassembly's test demand from this. And when the test, the first drive assembly exerts the test force of vertical direction to the bulb, the second drive assembly exerts the test force of horizontal direction to the bulb, through setting up different parameters, adjust the test force of first drive assembly and second drive assembly output, guarantee experimental environment and operational environment's similarity when realizing the multiaxis loading, improve the accuracy of experimental data, and the swing arm subassembly testing arrangement is direct to be tested the swing arm subassembly that the equipment is good in this embodiment, need not to dismantle, reduce the damage to experimental sample spare.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a swing arm assembly testing apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of a partial structure of a swing arm assembly testing apparatus according to an embodiment of the present invention;

fig. 3 is another schematic partial structure diagram of the swing arm assembly testing apparatus according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of the swing arm assembly testing apparatus for removing the mounting platform in the embodiment of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

As shown in fig. 1 to 4, in an embodiment of the present invention, the swing arm assembly testing apparatus 100 includes a mounting platform 1, a lifting platform 2, a mounting assembly 3, a swing arm assembly 4, a first driving assembly 5, and a second driving assembly 6, wherein the lifting platform 2 can move in a direction close to or far away from the mounting platform 1; the mounting component 3 and the first driving component 5 are arranged on the mounting platform 1; the swing arm assembly 4 comprises a support 41, a swing arm 42, a ball head 43 and a base 44, the swing arm 42 is provided with a first end and a second end which are oppositely arranged, one end of the support 41 is connected with the first end, the other end of the support 41 is connected with the base 44, and the base 44 is connected with the lifting platform 2; the ball head 43 is arranged at the second end, and the first end is connected with the mounting component 3; the output end of the first driving component 5 and the output end of the second driving component 6 are both connected with the ball head 43, and the output direction of the output end of the first driving component 5 and the output direction of the output end of the second driving component 6 are perpendicular to each other.

In the above embodiment, the lifting platform 2 can adjust the installation height of the base 44, and the installation platform 1 can adjust the installation height of the swing arm 42, so as to meet the test requirements of different swing arm assemblies 4. And when testing, first drive assembly 5 applys the test force of vertical direction to bulb 43, second drive assembly 6 applys the test force of horizontal direction to bulb 43, through setting up different parameters, adjust the test force of first drive assembly 5 and second drive assembly 6 output, guarantee experimental environment and operational environment's uniformity when realizing the multiaxis loading, improve the accuracy of experimental data, and in this embodiment, the swing arm subassembly testing arrangement 100 directly tests the swing arm subassembly 4 that has assembled, need not to dismantle, reduce the damage to experimental sample spare.

Wherein, through setting up the controller, the controller runs preset loader and tests the swing arm assembly 4. Setting the Z direction (the output direction of the first driving assembly 5) as a pressing and pulling loading force in a loading program, immediately converting the pressure into a reverse pulling force when the pressure reaches a set value in the test, setting the X direction (the output direction of the second driving assembly 6) as a force value continuously kept at the test requirement, and immediately alarming and stopping if the force value exceeds the set force value; setting the running displacement of the first driving component 5 to ensure that the pressing and pulling displacements are the same each time, and immediately alarming and stopping if the running displacement exceeds the set displacement; setting the operation displacement of the second driving component 6 to ensure that the push-pull displacement is the same each time, and immediately alarming and stopping if the operation exceeds the set displacement; before the test, the contrast agent is sprayed to the positions of the swing arm assembly 4, such as the fixed positions of the swing arm 42, the bracket 41 and the base 44, so that whether the test is cracked or deformed during point inspection is facilitated.

Specifically, the first drive assembly 5 comprises a first cylinder 51 and a first swivel joint 52; the second driving assembly 6 comprises a second cylinder 61 and a second adapter 62, the first cylinder 51 is vertically arranged, and a piston rod of the first cylinder 51 and the ball head 43 are arranged in a collinear way; the first adapter 52 is connected with the piston rod and the ball head 43 of the first cylinder 51; the second cylinder 61 is mounted on the mounting platform 1, and the second adapter 62 connects the piston rod of the second cylinder 61 with the first adapter 52. First cylinder 51 is fixed in on the portal frame, be located the upside of mounting platform 1, first cylinder 51 is connected with bulb 43 through first adapter 52, second cylinder 61 is connected with first adapter 52 through second adapter 62, second cylinder 61 does not directly act on bulb 43 promptly, but acts on first adapter 52, first adapter 52 transmits the resultant force of first cylinder 51 and second cylinder 61 to bulb 43, guarantee test environment and operational environment's uniformity from this to improve the accuracy of test data.

In an embodiment, as shown in fig. 2 and fig. 3, the mounting assembly 3 includes a column 31 and a clamping mechanism 32, the column 31 is vertically disposed on the mounting platform 1, the clamping mechanism 32 is sleeved outside the column 31, the clamping mechanism 32 has two connecting plates 3222 disposed at an interval, and a first end is located between the two connecting plates 3222 and hinged to the two connecting plates 3222 through a rotating shaft. The two connecting plates 3222 provide mounting positions, and the fixture mechanism 32 slidably adjusts the mounting height of the first end relative to the upright 31, so that the testing device is suitable for testing swing arm assemblies 4 of different specifications.

Wherein, fixture mechanism 32 includes installation cover 321 and connecting piece 322, and outside upright 31 was located to installation cover 321 cover, connecting piece 322 included base plate 3221 and two connecting plates 3222, and base plate 3221 can be dismantled with installation cover 321 and be connected, and two connecting plates 3222 are located one side that base plate 3221 deviates from installation cover 321. The mounting sleeve 321 is used for clamping the upright column 31, so that the mounting sleeve 321 is prevented from moving when a test is carried out, and the connecting piece 322 meets the mounting requirements of different swing arm assemblies 4.

Specifically, the mounting sleeve 321 includes a first collar portion 3211, a second collar portion 3212 and a connecting portion 3213, the first collar portion 3211 and the second collar portion 3212 enclose a clamping space matched with the shape of the column 31, the connecting portion 3213 extends outward from the outer wall of the first collar portion 3211 along the radial direction of the collar portion, and the base plate 3221 is detachably connected to the connecting portion 3213. Both ends of first collar portion 3211 and the both ends of second collar portion 3212 all form the engaging lug, and the engaging lug of first collar portion 3211 and the engaging lug of second collar portion 3212 pass through the fastener and connect, and adjust the fastener and can make first collar portion 3211 and second collar portion 3212 slide on stand 31, when sliding to the assigned position, lock the fastener, avoid when testing that installation cover 321 takes place the drunkenness. The connecting portion 3213 is located one side of the first collar portion 3211 deviating from the second collar portion 3212, the connecting portion 3213 is detachably connected with the base plate 3221, and different connecting members 322 can be replaced according to different swing arm assemblies 4 to meet the test requirements of the swing arm assemblies 4 with different specifications.

In one embodiment, the mounting platform 1 is disposed on the mounting base 71, and the lifting platform 2 is connected to the mounting base 71 through a fastener. According to the installation requirements of the swing arm assemblies 4 with different specifications, the lifting platform 2 can be locked with the installation base 71 through fasteners after being adjusted in angle and height.

The mounting seat 71 is provided with guide grooves 711 extending along the vertical direction, and the number of the guide grooves 711 is two, and the two guide grooves 711 are arranged at intervals along the horizontal direction; the lifting platform 2 is provided with an adjusting groove 23, and the extension length of the adjusting groove 23 is larger than the interval between the two guide grooves 711. The adjusting groove 23 spans the two guide grooves 711, and the extending length of the adjusting groove 23 is larger than the interval between the two guide grooves 711, so that the lifting platform 2 and the mounting seat 71 can be fixed through at least two fasteners even if the lifting platform 2 rotates for a certain angle, and the connection tightness is ensured.

Specifically, the lifting platform 2 includes an adjusting plate 21 and a mounting plate 22, the adjusting plate 21 is connected to the mounting base 71, the adjusting groove 23 is opened on the mounting plate 22, the mounting plate 22 is perpendicular to the adjusting plate 21, and the base 44 is connected to the mounting plate 22. The mounting plate 22 and the adjusting plate 21 can be reinforced by reinforcing plates, so that the deformation of the mounting plate 22 caused by stress is avoided. The adjusting groove 23 may be an arc-shaped groove, and the arc-shaped adjusting groove 23 may enlarge the rotatable range of the lifting platform 2. The quantity of adjustment tank 23 is two, and two adjustment tank 23 divide and locate the both sides and the symmetrical arrangement of mounting panel 22, and the upper and lower both sides of mounting panel 22 all can be connected with mount pad 71 through the fastener promptly, further strengthens the connection stability after the locking.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The swing arm assembly testing device is characterized by comprising a mounting platform, a lifting platform, a mounting assembly, a swing arm assembly, a first driving assembly and a second driving assembly, wherein the lifting platform can move in a direction close to or far away from the mounting platform; the mounting assembly and the first driving assembly are both arranged on the mounting platform; the swing arm assembly comprises a support, a swing arm, a ball head and a base, the swing arm is provided with a first end and a second end which are oppositely arranged, one end of the support is connected with the first end, the other end of the support is connected with the base, and the base is connected with the lifting platform; the ball head is arranged at the second end, and the first end is connected with the mounting component; the output end of the first driving assembly and the output end of the second driving assembly are connected with the ball head, and the output direction of the output end of the first driving assembly and the output direction of the output end of the second driving assembly are perpendicular to each other.

2. The swing arm assembly testing apparatus according to claim 1, wherein said first drive assembly includes a first air cylinder and a first swivel joint; the second driving assembly comprises a second cylinder and a second adapter, the first cylinder is vertically arranged, and a piston rod of the first cylinder and the ball head are arranged in a collinear manner; the first rotary joint is connected with a piston rod and the ball head of the first cylinder; the second cylinder install in on the mounting platform, the second adapter connect the piston rod of second cylinder with first adapter.

3. The swing arm assembly test device of claim 2, wherein the mounting assembly comprises a vertical post and a clamp mechanism, the vertical post is vertically disposed on the mounting platform, the clamp mechanism is sleeved outside the vertical post, the clamp mechanism has two connecting plates disposed at an interval, and the first end is located between the two connecting plates and is hinged to the two connecting plates through a rotating shaft.

4. The swing arm assembly test device according to claim 3, wherein the clamping mechanism comprises a mounting sleeve and a connecting piece, the mounting sleeve is arranged outside the upright column, the connecting piece comprises a base plate and two connecting plates, the base plate is detachably connected with the mounting sleeve, and the two connecting plates are arranged on one side of the base plate, which is far away from the mounting sleeve.

5. The swing arm assembly test device according to claim 4, wherein the mounting sleeve comprises a first sleeve portion, a second sleeve portion and a connecting portion, the first sleeve portion and the second sleeve portion enclose a clamping space matched with the shape of the upright column, the connecting portion extends outwards from the outer wall of the first sleeve portion in the radial direction of the sleeve portion, and the base plate is detachably connected with the connecting portion.

6. The swing arm assembly test device according to any one of claims 1 to 5, wherein the mounting platform is provided with a mounting seat, and the lifting platform is connected with the mounting seat through a fastener.

7. The swing arm assembly test device according to claim 6, wherein the mounting base is provided with two guide grooves extending in the vertical direction, and the two guide grooves are arranged at intervals in the horizontal direction; the lifting platform is provided with an adjusting groove, and the extending length of the adjusting groove is larger than the interval between the two guide grooves.

8. The swing arm assembly test apparatus of claim 7, wherein the adjustment slot is an arcuate slot.

9. The swing arm assembly testing apparatus according to claim 7, wherein the lifting platform comprises an adjusting plate and a mounting plate, the adjusting plate is connected with the mounting seat, the adjusting slot is opened on the mounting plate, the mounting plate is perpendicular to the adjusting plate, and the base is connected with the mounting plate.

10. The swing arm assembly test device according to claim 9, wherein the number of the adjustment grooves is two, and the two adjustment grooves are symmetrically arranged on both sides of the mounting plate.