CN213275185U - Testing arrangement of rubber bush - Google Patents
Testing arrangement of rubber bush Download PDFInfo
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- CN213275185U CN213275185U CN202021788880.0U CN202021788880U CN213275185U CN 213275185 U CN213275185 U CN 213275185U CN 202021788880 U CN202021788880 U CN 202021788880U CN 213275185 U CN213275185 U CN 213275185U
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Abstract
The utility model discloses a testing arrangement of rubber bush, include: a securing assembly comprising: two fixed disks which are oppositely arranged are respectively fixed at two ends of the lining; the fixing ring is arranged between the two fixing disks and fixedly sleeved on the peripheral wall of the bushing, the fixing ring is provided with a first connecting point, a second connecting point and a third connecting point, and the first connecting point and the third connecting point are arranged oppositely; the transmission device comprises a first transmission assembly, a second transmission assembly and a third transmission assembly. In this application, set up first transmission assembly, second transmission assembly and third transmission assembly and to the three not equidirectional application of force of rubber bush to the realization need not to carry out the regulation of bush direction or angle in a test, has improved the efficiency of test.
Description
Technical Field
The utility model relates to a spare part test technical field especially relates to a rubber bush's testing arrangement.
Background
The rubber bush of the automobile is used at the connecting position of a movable part of a chassis and a rigid automobile body and is an isolation wall for the last vibration of the automobile chassis. With the development of the automobile industry, people have higher and higher requirements on the aspects of energy conservation, environmental protection, comfort, reliability, transportation cost reduction and the like of automobiles, and the development of key parts of automobile rubber products is more important. Therefore, bench test is carried out on the rubber bushing to obtain relevant performance parameters of the rubber bushing, and very important help is brought to the improvement of the overall performance of the vehicle. The rubber bushing is used as an important part on the chassis, has a complex stress condition and bears various loads with different properties, including static strength, impact, alternating load, simulated road spectrum and the like. Therefore, it is important to analyze and test the fatigue strength.
However, in the prior art, the rubber bushing test is performed in a single-channel and axial test mode, that is, after the test in one direction is completed, the test in other directions or angles needs to be performed by rotating the angle for many times, and the tests in multiple directions are completed in sequence, so that the whole test period is prolonged, and the test efficiency cannot be improved.
Disclosure of Invention
The above is not enough to prior art, the utility model aims to solve the technical problem that a testing arrangement of rubber bush is proposed to lie in for solve among the prior art testing arrangement complex operation of rubber bush, the not high scheduling problem of efficiency.
The utility model provides a technical scheme that its technical problem adopted is a rubber bush's testing arrangement, include:
a securing assembly comprising: two fixed disks which are oppositely arranged are respectively fixed at two ends of the lining; the fixing ring is arranged between the two fixing disks and fixedly sleeved on the peripheral wall of the bushing, the fixing ring is provided with a first connecting point, a second connecting point and a third connecting point, and the first connecting point and the third connecting point are arranged oppositely;
the first transmission assembly is hinged with the first connecting point and the third connecting point, the first transmission assembly can drive the first connecting point to move along a first direction, the first transmission assembly can drive the third connecting point to move along a second direction, and the first direction is opposite to the second direction and is parallel to the axis of the bushing;
the second transmission assembly is hinged with the second connecting point and can drive the second connecting point to move in the radial direction of the bushing;
and the third transmission assembly is connected with the fixed disc and can drive the fixed disc to rotate.
Preferably, the first transmission assembly, the second transmission assembly and the third transmission assembly each include a power member, and the power member includes: the sliding seat is fixed on the working surface and is provided with a plurality of sliding rails vertical to the working surface; and one end of the oil cylinder is arranged on the sliding rail in a sliding manner.
Preferably, the sliding seat comprises a first sliding seat and a second sliding seat, and the oil cylinder is connected with the first sliding seat;
the power member further includes: the sliding block is arranged on the second sliding seat in a sliding manner, and at least two fixing blocks with through holes are fixed on the sliding block; the at least two push rods are respectively arranged in the through holes of the fixed blocks in a penetrating manner; the first push plate is fixed at one end of the push rods, and the second push plate is fixed at the other end of the push rods; the oil cylinder is connected with the first push plate, and the second push plate is provided with a transmission rod.
Preferably, the first transmission assembly further comprises: the device comprises a first rotating arm, a second rotating arm and a first rotating shaft, wherein one end of the first rotating arm is hinged with a power component, the other end of the first rotating arm is vertically and fixedly connected with one end of the first rotating shaft, and the other end of the first rotating shaft is connected to the midpoint of the second rotating arm; the first swing rod is hinged to the first connecting point, the other end of the first swing rod is hinged to one end of the second rotating arm, one end of the second swing rod is hinged to the third connecting point, and the other end of the first swing rod is hinged to the other end of the second rotating arm.
Preferably, the third transmission assembly further comprises a third rotating arm and a second rotating shaft, one end of the third rotating arm is hinged to the power member, the other end of the third rotating arm is vertically and fixedly connected with the second rotating shaft, the other end of the second rotating shaft is fixedly connected with a fixed disc, and the third rotating arm can drive the fixed disc to rotate; a third rotating shaft is arranged on one side, away from the second rotating shaft, of the other fixed disc; the second rotation shaft is disposed coaxially with the third rotation shaft.
Preferably, the outer walls of the first rotating shaft, the second rotating shaft and the third rotating shaft are all sleeved with sliding sleeves, the sliding sleeves are fixedly arranged on the fixed seats, and the fixed seats are fixed on the working face.
Preferably, the outer cylinder, the inner cylinder and the rubber sleeve are positioned between the inner cylinder and the outer cylinder; two the fixed disk is fixed in respectively the one end of inner tube, solid fixed ring is fixed in the outer wall of urceolus.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
in this application, set up first transmission assembly, second transmission assembly and third transmission assembly and to the three not equidirectional application of force of rubber bush to the realization need not to carry out the regulation of bush direction or angle in a test, has improved the efficiency of test.
Drawings
FIG. 1 is a schematic structural diagram of a test apparatus in an embodiment;
FIG. 2 is a schematic structural diagram of a fixing assembly and a transmission assembly according to an embodiment;
FIG. 3 is a schematic structural view of a power member in the embodiment;
in the figure:
100-fixed component, 110-fixed disk, 120-fixed ring, 121-first connection point, 122-second connection point, 123-third connection point;
200-a first transmission component, 210-a first rotating arm, 220-a first rotating shaft, 230-a second rotating arm, 240-a first swing rod, 250-a second swing rod, 260-a sliding sleeve and 270-a fixed seat;
300-a second transmission assembly;
400-a third transmission assembly, 410-a third rotating arm, 420-a second rotating shaft;
500-power component, 510 a-first sliding seat, 510 b-second sliding seat, 511-sliding rail, 520-oil cylinder, 530-sliding block, 540-fixed block, 550-push rod, 560-first push plate, 570-second push plate, 580-transmission rod.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Referring to fig. 1-3, the utility model discloses a testing device for rubber bushing, including:
a securing assembly 100, comprising: two oppositely arranged fixed disks 110 respectively fixed at two ends of the bush; the fixing ring 120 is arranged between the two fixing discs 110 and fixedly sleeved on the peripheral wall of the bushing, the fixing ring 120 is provided with a first connecting point 121, a second connecting point 122 and a third connecting point 123, and the first connecting point 121 and the third connecting point 123 are arranged oppositely;
the first transmission assembly 200 is hinged with the first connection point 121 and the third connection point, the first transmission assembly 200 can drive the first connection point 121 to move along a first direction, the first transmission assembly 200 can drive the third connection point 123 to move along a second direction, and the first direction and the second direction are opposite and are parallel to the axis of the bushing;
the second transmission assembly 300 is hinged with the second connection point 122, and the second transmission assembly 300 can drive the second connection point 122 to move in the radial direction of the bushing;
and a third transmission assembly 400 connected to the fixed tray 110, wherein the third transmission assembly 400 can drive the fixed tray 110 to rotate.
In the application, the first transmission assembly 200, the second transmission assembly 300 and the third transmission assembly 400 are arranged to apply force to the rubber bushing in three different directions, so that the direction or the angle of the bushing does not need to be adjusted in one test. In the embodiment, three transmission assemblies are arranged, testing is performed in X, Y, Z three standard directions (namely any two standard directions are perpendicular to each other), direction or angle adjustment of the bushing is not needed in the testing process, and testing efficiency is improved.
Furthermore, in the process of dividing test many times, the process of adjusting the bush angle easily causes the interference to the test result, and this embodiment tests the three direction of bush simultaneously through three drive assembly, has saved the angle adjustment process to the bush in the middle of promptly, and then has avoided angle modulation to cause the interference to the test result, consequently, this embodiment still has the more accurate effect of test result.
The first transmission assembly 200, the second transmission assembly 300 and the third transmission assembly 400 each include a power member 500, and the power member 500 includes: the sliding seat is fixed on the working surface and is provided with a plurality of sliding rails 511 vertical to the working surface; and an oil cylinder 520, one end of which is slidably disposed on the sliding rail 511.
It should be noted that the working surface described in the present application is a general surface, such as a ground surface, etc., that is, a mounting surface of the testing apparatus.
In this application, the power member 500 of each transmission assembly pushes the transmission assembly to apply force to each part of the bushing, and because each transmission assembly is in different directions of the bushing, the force application directions of each transmission assembly are different, so as to simultaneously apply force to the rubber bushing in a plurality of different directions. In the power member 500, the cylinder 520 extends and contracts to provide power for urging the bushing. The oil cylinder 520 is slidably disposed on the sliding rail 511, and the sliding rail 511 is perpendicular to the working surface, that is, the height of the oil cylinder 520 is adjustable, so that the bushings with different sizes can be applied with force, and further, the force application directions of the plurality of transmission assemblies can be better satisfied to be horizontal or vertical, thereby ensuring that the force application directions of the three transmission assemblies are three standard directions (i.e., the above-mentioned X, Y, Z three directions).
The sliding seat comprises a first sliding seat 510a and a second sliding seat 510b, and the oil cylinder 520 is connected with the first sliding seat 510 a;
the power member 500 further includes: a sliding block 530 slidably disposed on the second sliding seat 510b, wherein at least two fixing blocks 540 having through holes are further fixed to the sliding block 530; at least two push rods 550 respectively penetrating through the through holes of the fixing block 540; a first push plate 560 and a second push plate 570, wherein the first push plate 560 is fixed at one end of the push rods 550, and the second push plate 570 is fixed at the other end of the push rods 550; the oil cylinder 520 is connected with the first push plate 560, and the second push plate 570 is provided with a transmission rod 580.
In this embodiment, the telescopic cylinder 520 may push the first push plate 560 to move, and simultaneously push the push rod 550 to move in the through hole of the fixing block 540, so as to drive the second push plate 570 to move, and the second push plate 570 drives the component connected thereto to move. Preferably, in the embodiment, the two through holes of the fixing block 540 are parallel to the working surface, and the push rod 550 is also parallel to the working surface, it can be understood that the arrangement of the push rod 550 and the fixing block 540 can enhance the certainty of the direction of the force applied by the oil cylinder 520, and can ensure that the components connected with the oil cylinder 520 cannot shake when the oil cylinder 520 extends and retracts; more importantly, the force applied by the oil cylinder 520 is made to pass through the push rod 550 and then to be horizontal, so that the push rod 550 and the fixed block 540 also have the function of correcting the force application direction.
The first transmission assembly 200 further comprises: the device comprises a first rotating arm 210, a second rotating arm 230 and a first rotating shaft 220, wherein one end of the first rotating arm 210 is hinged with a power member 500, the other end of the first rotating arm 210 is vertically and fixedly connected with one end of the first rotating shaft 220, and the other end of the first rotating shaft 220 is connected to the midpoint of the second rotating arm 230; the first swing link 240 is hinged to the second swing link 250, one end of the first swing link 240 is hinged to the first connection point 121, the other end of the first swing link 240 is hinged to one end of the second rotating arm 230, one end of the second swing link 250 is hinged to the third connection point 123, and the other end of the first swing link 240 is hinged to the other end of the second rotating arm 230.
In the first transmission assembly 200, the power member 500 drives the first rotating arm 210 to rotate around the first rotating shaft 220, the first rotating shaft 220 drives the second rotating arm 230 to rotate around the first rotating shaft 220, and since the first rotating shaft 220 is fixedly connected to the middle point of the second rotating arm 230, the two ends of the second rotating arm 230 rotate at the same speed and in opposite directions, respectively, and then the first swing link 240 and the second swing link 250 are driven to move at the same speed and in opposite directions, so as to finally drive the first connecting point 121 and the third connecting point 123 to swing at a small amplitude, thereby testing the stressed state of the bushing in the direction. Preferably, the first transmission assembly 200 is force tested axially against the bushing Y.
The third transmission assembly 400 further includes a third rotating arm 410 and a second rotating shaft 420, wherein one end of the third rotating arm 410 is hinged to the power member 500, the other end is vertically and fixedly connected to the second rotating shaft 420, the other end of the second rotating shaft 420 is fixedly connected to a fixed disk 110, and the third rotating arm 410 rotates to drive the fixed disk 110 to rotate; a third rotating shaft is further arranged on one side of the other fixed disc 110 far away from the second rotating shaft 420; the second rotation shaft 420 is coaxially disposed with the third rotation shaft.
In the third transmission assembly 400, the power member 500 drives the third rotating arm 410 to rotate around the second rotating shaft 420, and further drives the fixed tray 110 to rotate around the second rotating shaft 420 through the second rotating shaft 420, so as to test the stressed state of the test pad in the direction. Preferably, the third drive assembly 400 is tested against the bushing Z-axis.
In the second transmission assembly 300, the power member 500 directly drives the second connection point 122 to move. Preferably, the second drive assembly 300 is capable of being force tested axially against the bushing X.
The outer walls of the first rotating shaft 220, the second rotating shaft 420 and the third rotating shaft are all sleeved with a sliding sleeve 260, the sliding sleeve 260 is fixedly arranged on a fixed seat 270, and the fixed seat 270 is fixed on a working surface.
The sliding sleeve 260 is provided such that the first and second rotating shafts 220 and 420 rotate within the sliding sleeve 260, respectively, and radial movement of the first and second rotating shafts 220 and 420 can be restricted.
The rubber sleeve is positioned between the inner cylinder and the outer cylinder; the two fixed disks 110 are respectively fixed at one end of the inner cylinder, and the fixed ring 120 is fixed at the outer wall of the outer cylinder.
In this embodiment, the first transmission assembly 200 and the second transmission assembly 300 respectively apply forces to the outer cylinder in different directions, and the third transmission assembly 400 applies forces to the inner cylinder, so as to realize the twisting or squeezing of the rubber sleeve, thereby testing the performance parameters of the bushing, such as fatigue strength, twisting strength, and the like.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. A testing device for a rubber bushing, comprising:
a securing assembly comprising: two fixed disks which are oppositely arranged are respectively fixed at two ends of the lining; the fixing ring is arranged between the two fixing disks and fixedly sleeved on the peripheral wall of the bushing, the fixing ring is provided with a first connecting point, a second connecting point and a third connecting point, and the first connecting point and the third connecting point are arranged oppositely;
the first transmission assembly is hinged with the first connecting point and the third connecting point, the first transmission assembly can drive the first connecting point to move along a first direction, the first transmission assembly can drive the third connecting point to move along a second direction, and the first direction is opposite to the second direction and is parallel to the axis of the bushing;
the second transmission assembly is hinged with the second connecting point and can drive the second connecting point to move in the radial direction of the bushing;
and the third transmission assembly is connected with the fixed disc and can drive the fixed disc to rotate.
2. The apparatus of claim 1, wherein the first transmission assembly, the second transmission assembly and the third transmission assembly each comprise a power member, the power member comprising: the sliding seat is fixed on the working surface and is provided with a plurality of sliding rails vertical to the working surface; and one end of the oil cylinder is arranged on the sliding rail in a sliding manner.
3. The testing device for the rubber bushing according to claim 2, wherein the sliding seat comprises a first sliding seat and a second sliding seat, and the oil cylinder is connected with the first sliding seat;
the power member further includes: the sliding block is arranged on the second sliding seat in a sliding manner, and at least two fixing blocks with through holes are fixed on the sliding block; the at least two push rods are respectively arranged in the through holes of the fixed blocks in a penetrating manner; the first push plate is fixed at one end of the push rods, and the second push plate is fixed at the other end of the push rods; the oil cylinder is connected with the first push plate, and the second push plate is provided with a transmission rod.
4. A test apparatus for a rubber bushing according to any one of claims 2-3, wherein the first transmission assembly further comprises: the device comprises a first rotating arm, a second rotating arm and a first rotating shaft, wherein one end of the first rotating arm is hinged with a power component, the other end of the first rotating arm is vertically and fixedly connected with one end of the first rotating shaft, and the other end of the first rotating shaft is connected to the midpoint of the second rotating arm; the first swing rod is hinged to the first connecting point, the other end of the first swing rod is hinged to one end of the second rotating arm, one end of the second swing rod is hinged to the third connecting point, and the other end of the first swing rod is hinged to the other end of the second rotating arm.
5. The testing device for the rubber bushing as recited in claim 4, wherein the third transmission assembly further comprises a third rotating arm and a second rotating shaft, one end of the third rotating arm is hinged to the power member, the other end of the third rotating arm is fixedly connected to the second rotating shaft, the other end of the second rotating shaft is fixedly connected to a fixed disk, and the third rotating arm rotates to drive the fixed disk to rotate; a third rotating shaft is arranged on one side, away from the second rotating shaft, of the other fixed disc; the second rotation shaft is disposed coaxially with the third rotation shaft.
6. The device for testing the rubber bushing according to claim 5, wherein sliding sleeves are sleeved on the outer walls of the first rotating shaft, the second rotating shaft and the third rotating shaft, the sliding sleeves are fixedly arranged on a fixed seat, and the fixed seat is fixed on a working surface.
7. A test apparatus for a rubber bushing according to claim 1, wherein the bushing comprises: the rubber sleeve is positioned between the inner cylinder and the outer cylinder; two the fixed disk is fixed in respectively the one end of inner tube, solid fixed ring is fixed in the outer wall of urceolus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021788880.0U CN213275185U (en) | 2020-08-24 | 2020-08-24 | Testing arrangement of rubber bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021788880.0U CN213275185U (en) | 2020-08-24 | 2020-08-24 | Testing arrangement of rubber bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213275185U true CN213275185U (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021788880.0U Active CN213275185U (en) | 2020-08-24 | 2020-08-24 | Testing arrangement of rubber bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213275185U (en) |
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2020
- 2020-08-24 CN CN202021788880.0U patent/CN213275185U/en active Active
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