CN112798209A - Clamp for automobile part vibration experiment - Google Patents
Clamp for automobile part vibration experiment Download PDFInfo
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- CN112798209A CN112798209A CN202110137403.0A CN202110137403A CN112798209A CN 112798209 A CN112798209 A CN 112798209A CN 202110137403 A CN202110137403 A CN 202110137403A CN 112798209 A CN112798209 A CN 112798209A
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- 238000002474 experimental method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 230000003044 adaptive effect Effects 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 20
- 238000012360 testing method Methods 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 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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Abstract
The invention discloses a clamp for an automobile part vibration experiment, which comprises a base, a first adjustable base, a second adjustable base, a base for height adjustment, a height adjusting mechanism and a self-adaptive bolt mechanism, wherein the first adjustable base is arranged on the base; a plurality of parallel slide rails are arranged on the base; the first adjustable base, the second adjustable base and the height adjusting base are all arranged on a slide rail of the base and can slide along the slide rail; the height adjusting base is U-shaped, and two sides of the middle part of the height adjusting base are provided with vertically inclined chutes; the height adjusting mechanism is positioned on the height adjusting base, and two ends of the height adjusting mechanism can slide up and down along the chute so as to adjust the height; the self-adaptive bolt mechanism is fixed on the base for height adjustment, and after the height of the height adjustment mechanism is adjusted, the self-adaptive bolt mechanism clamps the automobile parts. The invention has the advantages of modular design, convenient replacement, assembly and disassembly, strong universality and convenient space realization of the movement and disassembly of the machine.
Description
Technical Field
The invention relates to a supporting device, in particular to a clamp for an automobile part vibration experiment.
Background
The automobile parts have vibration frequency in the actual driving process, so the automobile parts need to adapt to the vibration frequency under most of the common driving road conditions. Although the automobile has a vibration-avoiding system in the driving process, parts still receive certain vibration, and the parts may be subjected to vibration to generate problems such as fracture and the like. In order to ensure the safety of the parts, a vibration test is carried out before actual production, so that the vibration frequency under normal driving can be adapted. The vibration test simulates various vibration environments encountered in transportation, installation and use environments, and is used for simulating the influence of various vibration environments in transportation, installation and use of a product and determining whether the product can bear various environmental vibrations. The vibration test is to evaluate the resistance of components, parts and complete machines in expected use environments. There is no good solution to the clamping of different parts during vibration testing.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the clamp for the vibration experiment of the automobile parts, which is in modular design, strong in universality, simple and convenient to operate, high in efficiency and convenient to assemble and disassemble. The specific technical scheme is as follows:
a clamp for an automobile part vibration experiment comprises a base, a first adjustable base, a second adjustable base, a base for height adjustment, a height adjusting mechanism and a self-adaptive bolt mechanism;
a plurality of parallel sliding rails are arranged on the base;
the first adjustable base, the second adjustable base and the height adjusting base are all arranged on a slide rail of the base and can slide along the slide rail;
the height adjusting base is U-shaped, and two sides of the middle part of the height adjusting base are provided with vertically inclined chutes;
the height adjusting mechanism is positioned on the height adjusting base, and two ends of the height adjusting mechanism can slide up and down along the chute so as to adjust the height;
the self-adaptive bolt mechanism is fixed on the height adjusting base, and after the height of the height adjusting mechanism is adjusted, the self-adaptive bolt mechanism clamps the automobile parts.
Further, the first adjustable base comprises a part mounting table, an upper moving slide block and a lower moving slide block from top to bottom in sequence;
the part mounting table comprises two vertical studs, a part supporting platform and a base platform; the stud is fixed on the part supporting platform, the part supporting platform is fixed on the base platform, and a first mounting through hole is formed in the middle of the base platform;
the upper moving slide block comprises a base and a fixed block fixed on the base, and a first T-shaped sliding groove is formed in the base;
the lower moving slide block comprises a T-shaped block and a base, and a second T-shaped sliding groove is formed in the base;
the lower moving sliding block is arranged on the parallel sliding rails of the base through a second T-shaped sliding groove and is limited through a screw; the first T-shaped sliding groove of the upper moving sliding block is connected through the T-shaped block, and the upper moving sliding block is fixed in the first mounting through hole of the part mounting table through the fixing block and is fixed with the part mounting table.
Further, the second adjustable base and the first adjustable base are identical in structure, but only one stud is arranged on the part mounting table.
Further, the height adjusting mechanism comprises a driving mounting table, a height adjusting wheel, a mounting shaft, a driving gear, a first stepping motor, a driven rack, a lower height adjusting wheel mounting frame and an upper height adjusting wheel mounting frame;
the first stepping motor is fixedly arranged on the side wall of the driving installation table, and the driving gear is arranged on the first stepping motor;
the top and the bottom of the lower height adjusting wheel mounting frame and the top and the bottom of the upper height adjusting wheel mounting frame are connected in a sliding mode through sliding chute sliding rails, the bottoms of the lower height adjusting wheel mounting frame and the upper height adjusting wheel mounting frame are respectively provided with a first rack mounting groove and a second rack mounting groove, two driven racks are respectively mounted in the two rack mounting grooves, the two driven racks are both meshed with the driving gear, but the moving directions are opposite;
the height adjustment wheel be four, wherein two height adjustment wheels are installed in the both sides of height adjustment wheel installation lower carriage through the installation axle relatively, two in addition install the both sides of installing the upper ledge at height adjustment wheel through another installation axle relatively.
Furthermore, the self-adaptive bolt mechanism comprises a spiral limiting block, a driving round table, an installation cylinder, a fastening cylinder, a driving screw rod, a coupler, a threaded rod, a second stepping motor and an installation plate;
the mounting plate is fixedly connected to the driving mounting table, and the second stepping motor is mounted on the mounting plate; four threaded rods are arranged, one end of each threaded rod is fixed on the second stepping motor, and the other end of each threaded rod is connected with the fastening cylinder; the second stepping motor is connected with the driving screw rod through a coupler; the driving screw penetrates through a second screw mounting threaded hole in the middle of the fastening cylinder and a first screw mounting threaded hole of the driving round table and is in threaded connection with the second screw mounting threaded hole and the first screw mounting threaded hole; the driving round platform is arranged in the mounting hole of the driving round platform, three spiral limiting blocks are placed in the mounting hole of the spiral limiting block of the mounting cylinder, and the bottom of the driving round platform is screwed into an axial spiral driving groove formed in the outer part of the driving round platform;
the second stepping motor rotates to drive the driving screw rod to rotate, so that the driving circular table is driven to rotate along the axial direction; the spiral limiting block simultaneously moves axially and radially along the axial spiral driving groove of the driving circular truncated cone and is ejected out of the mounting hole of the rotary limiting block of the mounting cylinder, and the automobile part is positioned between the spiral limiting block and the fastening cylinder.
The invention has the following beneficial effects:
the clamp for the vibration experiment of the automobile parts can realize the vibration experiment under the simulation of the original installation condition, can automatically adjust the height, is convenient for an experimenter to use and reduces the installation time; this anchor clamps modularized design for auto parts vibration experiments, it is convenient to change, dress move back, and the commonality is strong, and it is convenient in the space to remove, dismantle realization of machine.
Drawings
FIG. 1 is a schematic view of the overall structure of the clamp for vibration test of automobile parts according to the present invention;
FIG. 2 is a schematic structural view of a first adjustable base;
FIG. 3 is a schematic view of a parts mounting table of the first adjustable mount;
FIG. 4 is a schematic structural view of an upper moving slide of the first adjustable base;
FIG. 5 is a schematic structural view of a lower moving slide of the first adjustable base;
FIG. 6 is a schematic structural view of a height adjustment base;
FIG. 7 is a schematic structural view of the height adjustment mechanism;
FIG. 8 is a schematic view of the drive mounting table of the height adjustment mechanism;
FIG. 9 is a schematic view of the height adjustment wheel mounting subframe of the height adjustment mechanism;
FIG. 10 is a schematic structural view of the height-adjusting wheel mounting upper frame of the height-adjusting mechanism;
FIG. 11 is a schematic structural view of an adaptive screw mechanism;
FIG. 12 is a schematic structural diagram of a helical stop of the adaptive screw mechanism;
FIG. 13 is a schematic structural view of a drive boss of the adaptive screw mechanism;
FIG. 14 is a schematic structural view of a mounting cylinder of the adaptive screw mechanism;
FIG. 15 is a schematic structural view of a fastening cylinder of the adaptive screw mechanism;
FIG. 16 is a schematic view of the adaptive screw mechanism clamping a part;
fig. 17 is a schematic structural view of the second adjustable mount 7.
In the figure, a base 1, a first adjustable base 2, an automobile part 3, a base 4 for height adjustment, a height adjustment mechanism 5, an adaptive bolt mechanism 6, a second adjustable base 7, a part mounting table 21, a first limit screw 22, an upper moving slider 23, a lower moving slider 24, a second limit screw 25, a stud 211, a part support platform 212, a base platform 213, a first mounting through hole 2131, a base 231, a fixing block 232, a first T-shaped chute 2311, a first limit hole 2312, a T-shaped block 241, a base 242, a second T-shaped chute 2421, a fixing hole 2422, a chute 41, a driving mounting table 51, a height adjustment wheel 52, a mounting shaft 53, a driving gear 54, a first stepping motor 55, a driven rack 56, a lower mounting frame 57 for height adjustment wheel, an upper mounting frame 58 for height adjustment wheel, a reinforcing rib 511, a mounting table 512 for stepping motor, a first mounting hole 571 for height adjustment wheel, a first sliding rail 572, a second mounting table 512, a second, The first rack mounting groove 573, the first sliding groove 582, the second height adjusting wheel mounting hole 581, the second rack mounting groove 583, the screw limiting block 61, the driving circular truncated cone 62, the mounting cylinder 63, the fastening cylinder 64, the driving screw 65, the coupler 66, the threaded rod 67, the second stepping motor 68, the mounting plate 69, the T-shaped circular arc track 611, the axial screw driving groove 621, the first screw mounting threaded hole 622, the screw limiting block mounting hole 631, the driving circular truncated cone mounting hole 632, and the second screw mounting threaded hole 641.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments, and the objects and effects of the present invention will become more apparent, it being understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the present invention.
As shown in fig. 1, the clamp for the vibration experiment of the automobile part comprises a base 1, a first adjustable base 2, a base 4 for height adjustment, a height adjusting mechanism 5, a self-adaptive bolt mechanism 6 and a second adjustable base 7;
a plurality of parallel slide rails are arranged on the base 1; the first adjustable base 2, the second adjustable base 7 and the height adjusting base 4 are all arranged on a slide rail of the base 1 and can slide along the slide rail; the height adjusting base 4 is U-shaped, and two sides of the middle part are provided with vertically inclined chutes; the height adjusting mechanism 5 is positioned on the height adjusting base 4, and two ends of the height adjusting mechanism can slide up and down along the inclined groove so as to adjust the height; the self-adaptive bolt mechanism 6 is fixed on the base 4 for height adjustment, and when the height of the height adjusting mechanism 5 is adjusted, the self-adaptive bolt mechanism 6 clamps the automobile parts.
As shown in fig. 2, the first adjustable base 2 includes, in order from top to bottom, a parts mounting table 21, an upper moving slider 23, and a lower moving slider 24.
As shown in fig. 3, the part mounting table 21 includes two vertical studs 211, a part support platform 212, and a base platform 213. The stud 211 is fixed on the part supporting platform 212, the part supporting platform 212 is fixed on the base platform 213, and the middle part of the base platform 213 is provided with a first mounting through hole 2131.
As shown in fig. 4, the upper moving block 23 includes a base 231 and a fixing block 232 fixed on the base 231, and the base 231 further has a first T-shaped sliding slot 2311 and a first limiting hole 2312.
As shown in fig. 5, the lower moving block 24 includes a T-shaped block 241 and a base 242, and the T-shaped block 241 is fixed on the base 242; the base 242 is provided with a second T-shaped sliding slot 2421 and a fixing hole 2422. The lower moving slide block 24 is arranged on a parallel slide rail of the base 1 through a second T-shaped slide groove 2421 and is fixed in a fixing hole 2422 through a screw to limit; the first T-shaped sliding groove 2311 of the upper moving slider 23 is connected by the T-shaped block 241 and is screwed into the first stopper hole 2312 by a screw for stopper, and the upper moving slider 23 is fixed in the first mounting through hole 2131 of the part mounting table 21 by the fixing block 232, thereby being fixed with the part mounting table 21.
As shown in fig. 6, the height adjusting base 4 is also fixed to the base 1 through a slide groove, and has a U-shaped upper portion, and an inclined groove 41 is formed on a side surface of a middle portion of the U-shape.
As shown in fig. 7, the height adjusting mechanism 5 includes a drive mounting table 51, a height adjusting wheel 52, a mounting shaft 53, a drive gear 54, a first stepping motor 55, a driven rack 56, a lower height adjusting wheel mounting frame 57, and an upper height adjusting wheel mounting frame 58.
As shown in fig. 8, the drive mount 51 includes a reinforcing rib 511 and a stepping motor mount 512, and a side wall of the drive mount 51 on one side is fastened by the reinforcing rib 511. The first stepping motor 55 is fixedly mounted on the stepping motor mounting table 512 of the drive mounting table 51, and the drive gear 54 is mounted on the first stepping motor 55.
As shown in fig. 9, the height-adjusting wheel mounting lower frame 57 includes a first height-adjusting wheel mounting hole 571, a first slide rail 572, and a first rack mounting groove 573.
As shown in fig. 10, the height-adjustment wheel mounting upper frame 58 includes a second height-adjustment wheel mounting hole 581 and a second rack mounting groove 583. The top and bottom of the height-adjusting wheel mounting lower frame 57 and the height-adjusting wheel mounting upper frame 58 are slidably connected by means of a slide rail, two driven racks 56 are respectively mounted in the first rack mounting groove 573 and the second rack mounting groove 583, and both the driven racks are engaged with the driving gear 54 but move in opposite directions. The height-adjusting wheels 52 are four in number, two of the height-adjusting wheels 52 are oppositely mounted on both sides of the lower height-adjusting wheel mounting frame 57 through mounting shafts 53, and the other two are oppositely mounted on both sides of the upper height-adjusting wheel mounting frame 58 through another mounting shaft 53.
As shown in fig. 11, the adaptive bolt mechanism 6 includes a screw stopper 61, a driving circular truncated cone 62, a mounting cylinder 63, a fastening cylinder 64, a driving screw 65, a coupler 66, a threaded rod 67, a second stepping motor 68, and a mounting plate 69.
As shown in fig. 12, one end of the spiral limiting block 61 is provided with a T-shaped arc track 611.
As shown in fig. 13, the driving circular table 62 is a boss with a trapezoidal cross section, and includes an axial spiral driving groove 621 formed on the outside and a spiral limiting block 61 with a first lead screw mounting threaded hole 622 penetrating through the inside, and the spiral limiting block is screwed into the axial spiral driving groove 621 of the driving circular table 62 through a T-shaped circular arc track 611.
As shown in fig. 14, the mounting cylinder 63 includes a screw stopper mounting hole 631 and a driving circular truncated cone mounting hole 632, the driving circular truncated cone 62 is mounted in the driving circular truncated cone mounting hole 632, and the three screw stoppers 61 slide into the screw stopper mounting holes 631 of the mounting cylinder 63 through the T-shaped circular arc rail 611.
As shown in fig. 15, the tightening cylinder 64 includes a second lead screw mounting threaded hole 641 in the middle thereof.
The mounting plate 69 is fixedly connected to the drive mounting table 51, and the second stepping motor 68 is mounted on the mounting plate 69; four threaded rods 67 are provided, one end of each threaded rod is fixed on the second stepping motor 68, and the other end of each threaded rod is connected with the fastening cylinder 64; the second stepping motor 68 is connected with the driving screw 65 through a coupling 66; the driving screw 65 passes through the second screw mounting threaded hole 641 in the middle of the fastening cylinder 64 and the first screw mounting threaded hole 622 of the driving circular truncated cone 62, and is in threaded connection with the two; the driving circular truncated cone 62 is installed in a driving circular truncated cone installation hole 633, the three spiral limiting blocks 61 slide into the spiral limiting block installation holes 631 of the installation cylinders 63 through the T-shaped circular arc rails 611, and the bottom part of the driving circular truncated cone 62 is screwed into an axial spiral driving groove 621 formed in the outer part of the driving circular truncated cone 62.
The second stepping motor 68 rotates to drive the driving screw 65 to rotate, so as to drive the driving circular table 62 to rotate along the axial direction; the screw stopper 61 moves axially and radially along the axial screw driving groove 621 of the driving round table 62, and is ejected out of the screw stopper mounting hole 631 of the mounting cylinder 63, so as to position the automobile part between the screw stopper 61 and the fastening cylinder 64, as shown in fig. 16, which is a schematic view of a state where the adaptive bolt mechanism clamps the part.
Fig. 17 is a schematic structural view of the second adjustable base 7. The first adjustable base 2 of the second adjustable base 7 has the same structure, and only one stud 211 is arranged on the part mounting table 21.
The following is the installation process of the clamp for the vibration experiment of the automobile parts.
When the adjustable base is installed, the first adjustable base 2 and the second adjustable base 7 are installed firstly, the part installation table 21 of the first adjustable base 2 is installed on the upper moving slide 23, then the upper moving slide 23 is installed on the lower moving slide 24 through the cooperation of the first T-shaped sliding groove 2311 and the T-shaped block 241, and then the lower moving slide 24 is installed on the base 1 through the second T-shaped sliding groove 2421. The second adjustable mount 7 is similarly mounted on the base 1. The automobile component 3 is then placed on the first adjustable mount 2 and the second adjustable mount 7.
Next, the height adjusting mechanism 5 is installed, preferably by mounting the first stepping motor 55 on the driving mount 51, mounting the driving gear 54 on the first stepping motor 55, and then mounting the driven rack 56 in the first rack mounting groove 573 and the second rack mounting groove 583 of the height adjusting wheel mounting lower frame 57 and the height adjusting wheel mounting upper frame 58. Then, the lower height-adjustment wheel mounting frame 57 and the upper height-adjustment wheel mounting frame 58 are mounted together by a slide rail, and then the upper and lower racks are mounted in mesh with the driving gear 54.
Next, the self-adaptive bolt mechanism 6 is installed, firstly, three screw limiting blocks 61 are placed into the screw limiting block installation holes 631 of the installation cylinders 63, then the driving circular truncated cone 62 is screwed in, then the driving lead screw 65 is screwed in the first lead screw installation threaded hole 622 of the driving circular truncated cone 62, then the connecting cylinder 67 is fixed on the installation cylinder 63 through bolts, then the fastening cylinder 64 is sleeved on the connecting cylinder 67, and the driving lead screw 65 is also screwed in the second lead screw installation threaded hole 641; the drive screw 65 is then coupled to a second stepper motor 68 by a coupling 66, the second stepper motor 68 being mounted on a mounting plate 69. The entire adaptive screw mechanism 6 is then placed on the middle diagonal groove of the height adjusting mount 4.
The working principle of the clamp for the automobile part vibration experiment is as follows.
First, after the first adjustable base 2 and the second adjustable base 7 are installed on the base 1, the automobile parts 3 are placed on the first adjustable base 2 and the second adjustable base 7, and the first adjustable base 2 and the second adjustable base 7 are adjusted to achieve different displacements and rotations according to installation requirements of parts, so that the automobile parts 3 are convenient to install. The first stepping motor 55 rotates to drive the driving gear 54 to rotate, and the driving gear 54 is meshed with the driven rack 56, so that the height adjusting wheel mounting lower frame 57 and the height adjusting wheel mounting upper frame 58 move in opposite directions to push the height adjusting wheels 52 on two sides to slide along the chutes of the height adjusting base 4, so as to drive the whole height adjusting mechanism 5 to adjust the vertical direction position, and after reaching a specified position, the height adjusting mechanism 5 can be fixed on the side surface of the height adjusting base 4 by using a fastening bolt. Then the second stepping motor 68 rotates to drive the driving screw 65 to rotate, so as to drive the driving round table 62 to rotate along the axial direction; the stopper 61 moves axially and radially along the axial screw driving groove 621 of the driving round table 62 at the same time, and is ejected from the stopper mounting hole 631 of the mounting cylinder 63, so that the automobile part is positioned between the stopper 61 and the fastening cylinder 64, as shown in fig. 16. And then fixing the automobile parts on the studs of the first adjustable base 2 and the second adjustable base 7 by using bolts. Therefore, the whole automobile part is clamped, and the vibration test can be carried out. And after the test is finished, the stepping motor is driven to return.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and although the invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes in the form and details of the embodiments may be made and equivalents may be substituted for elements thereof. All modifications, equivalents and the like which come within the spirit and principle of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The clamp for the vibration experiment of the automobile parts is characterized by comprising a base (1), a first adjustable base (2), a second adjustable base (7), a base (4) for height adjustment, a height adjusting mechanism (5) and a self-adaptive bolt mechanism (6);
a plurality of parallel sliding rails are arranged on the base (1).
The first adjustable base (2), the second adjustable base (7) and the height adjusting base (4) are all arranged on a slide rail of the base (1) and can slide along the slide rail;
the height adjusting base (4) is U-shaped, and two sides of the middle part of the height adjusting base are provided with vertically inclined chutes;
the height adjusting mechanism (5) is positioned on the height adjusting base (4), and two ends of the height adjusting mechanism can slide up and down along the inclined groove so as to adjust the height;
the self-adaptive bolt mechanism (6) is fixed on the height adjusting base (4), and when the height of the height adjusting mechanism (5) is adjusted, the self-adaptive bolt mechanism (6) clamps the automobile parts.
2. The clamp for the automobile part vibration experiment as recited in claim 1, wherein the first adjustable base (2) comprises a part mounting table (21), an upper moving slide block (23) and a lower moving slide block (24) in sequence from top to bottom;
the part mounting table (21) comprises two vertical studs (211), a part supporting platform (212) and a base platform (213); the stud (211) is fixed on the part supporting platform (212), the part supporting platform (212) is fixed on the basic platform (213), and the middle part of the basic platform (213) is provided with a first mounting through hole (2131);
the upper moving slide block (23) comprises a base (231) and a fixed block (232) fixed on the base (231), and the base (231) is also provided with a first T-shaped sliding groove (2311);
the lower moving slide block (24) comprises a T-shaped block (241) and a base (242), and a second T-shaped sliding groove (2421) is formed in the base (242);
the lower moving slide block (24) is arranged on a parallel slide rail of the base (1) through a second T-shaped slide groove (2421) and is limited through a screw; a first T-shaped sliding groove (2311) of the upper moving slide block (23) is connected through a T-shaped block (241), and the upper moving slide block (23) is fixed in a first mounting through hole (2131) of the part mounting table (21) through a fixing block (232) so as to be fixed with the part mounting table (21).
3. The clamp for the automobile part vibration experiment is characterized in that the second adjustable base (7) and the first adjustable base (2) are identical in structure, but only one stud on the part mounting table is arranged.
4. The jig for the vibration experiment of the automobile parts as claimed in claim 1, wherein the height adjusting mechanism (5) comprises a driving mounting table (51), a height adjusting wheel (52), a mounting shaft (53), a driving gear (54), a first stepping motor (55), a driven rack (56), a lower frame (57) for mounting the height adjusting wheel, and an upper frame (58) for mounting the height adjusting wheel;
the first stepping motor (55) is fixedly arranged on the side wall of the drive mounting table (51), and the drive gear (54) is arranged on the first stepping motor (55);
the top and the bottom of the lower height adjusting wheel mounting frame (57) and the top and the bottom of the upper height adjusting wheel mounting frame (58) are in sliding connection in a sliding groove and sliding rail mode, the bottoms of the lower height adjusting wheel mounting frame and the upper height adjusting wheel mounting frame are respectively provided with a first rack mounting groove (573) and a second rack mounting groove (583), two driven racks (56) are respectively mounted in the two rack mounting grooves, and the two driven racks are both meshed with the driving gear (54) but have opposite moving directions;
the number of the height adjusting wheels (52) is four, wherein two height adjusting wheels (52) are relatively arranged on two sides of the lower height adjusting wheel mounting frame (57) through mounting shafts (53), and the other two height adjusting wheels are relatively arranged on two sides of the upper height adjusting wheel mounting frame (58) through another mounting shaft (53).
5. The clamp for the automobile part vibration experiment as recited in claim 4, wherein the adaptive bolt mechanism (6) comprises a spiral limiting block (61), a driving round table (62), a mounting cylinder (63), a fastening cylinder (64), a driving lead screw (65), a coupler (66), a threaded rod (67), a second stepping motor (68) and a mounting plate (69);
the mounting plate (69) is fixedly connected to the driving mounting table (51), and the second stepping motor (68) is mounted on the mounting plate (69); four threaded rods (67) are provided, one end of each threaded rod is fixed on the second stepping motor (68), and the other end of each threaded rod is connected with the fastening cylinder (64); the second stepping motor (68) is connected with the driving screw rod (65) through a coupling (66); the driving screw rod (65) penetrates through a second screw rod mounting threaded hole (641) in the middle of the fastening cylinder (64) and a first screw rod mounting threaded hole (622) of the driving circular truncated cone (62), and is in threaded connection with the second screw rod mounting threaded hole and the first screw rod mounting threaded hole; the driving round table (62) is arranged in a driving round table mounting hole (633), three spiral limiting blocks (61) are placed in spiral limiting block mounting holes (631) of the mounting cylinder (63), and the bottom of the driving round table is screwed into an axial spiral driving groove (621) formed in the outer part of the driving round table (62);
the second stepping motor (68) rotates to drive the driving screw rod (65) to rotate, so that the driving circular table (62) is driven to rotate along the axial direction; the spiral limiting block (61) moves axially and radially along the axial spiral driving groove (621) of the driving circular truncated cone (62) at the same time, is ejected out of the spiral limiting block mounting hole (631) of the mounting cylinder (63), and positions the automobile part between the spiral limiting block (61) and the fastening cylinder (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137403.0A CN112798209B (en) | 2021-02-01 | 2021-02-01 | Clamp for vibration experiment of automobile part |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110137403.0A CN112798209B (en) | 2021-02-01 | 2021-02-01 | Clamp for vibration experiment of automobile part |
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| CN112798209A true CN112798209A (en) | 2021-05-14 |
| CN112798209B CN112798209B (en) | 2024-06-04 |
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| CN202110137403.0A Active CN112798209B (en) | 2021-02-01 | 2021-02-01 | Clamp for vibration experiment of automobile part |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450791B1 (en) * | 2013-09-11 | 2014-10-15 | 우신공업 주식회사 | Vibration test method and apparatus of vehicle parts |
| CN204255594U (en) * | 2014-11-19 | 2015-04-08 | 苏州华碧微科检测技术有限公司 | A kind of converter clamp for vibration test |
| CN205333279U (en) * | 2015-12-09 | 2016-06-22 | 武汉信测标准技术服务有限公司 | Novel car seat vibration testing test bench |
| CN106768754A (en) * | 2016-11-25 | 2017-05-31 | 北京新能源汽车股份有限公司 | Vibration test fixture |
| CN108972414A (en) * | 2018-09-11 | 2018-12-11 | 天津星原汽车零部件有限公司 | A kind of auto parts clamping device |
| CN110108480A (en) * | 2019-04-24 | 2019-08-09 | 三峡大学 | A kind of test bed and method of the diesel engine driveline vibrations mechanism study based on Hooks coupling universal coupling |
| CN111422588A (en) * | 2020-05-11 | 2020-07-17 | 中国计量大学 | Self-adaptive bolt vibration disc capable of being automatically adjusted |
| CN214667523U (en) * | 2021-02-01 | 2021-11-09 | 浙江工业大学 | Clamp for automobile part vibration experiment |
-
2021
- 2021-02-01 CN CN202110137403.0A patent/CN112798209B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101450791B1 (en) * | 2013-09-11 | 2014-10-15 | 우신공업 주식회사 | Vibration test method and apparatus of vehicle parts |
| CN204255594U (en) * | 2014-11-19 | 2015-04-08 | 苏州华碧微科检测技术有限公司 | A kind of converter clamp for vibration test |
| CN205333279U (en) * | 2015-12-09 | 2016-06-22 | 武汉信测标准技术服务有限公司 | Novel car seat vibration testing test bench |
| CN106768754A (en) * | 2016-11-25 | 2017-05-31 | 北京新能源汽车股份有限公司 | Vibration test fixture |
| CN108972414A (en) * | 2018-09-11 | 2018-12-11 | 天津星原汽车零部件有限公司 | A kind of auto parts clamping device |
| CN110108480A (en) * | 2019-04-24 | 2019-08-09 | 三峡大学 | A kind of test bed and method of the diesel engine driveline vibrations mechanism study based on Hooks coupling universal coupling |
| CN111422588A (en) * | 2020-05-11 | 2020-07-17 | 中国计量大学 | Self-adaptive bolt vibration disc capable of being automatically adjusted |
| CN214667523U (en) * | 2021-02-01 | 2021-11-09 | 浙江工业大学 | Clamp for automobile part vibration experiment |
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