CN202937965U - A clamping and fixing device for steering wheel vibration test - Google Patents

Abstract

The utility model discloses a steering wheel vibration test presss from both sides tight fixing device relates to the fixing device field, and the intention is providing a steering wheel vibration test who can freely adjust different length steering wheel rotary column height presss from both sides tight fixing device. The on-line screen storage device comprises a base, the crossbeam, link the arm pole, be the first fixed block of L shape and the second fixed block that is the U-shaped form, two spinal branch posts of vertical fixedly connected with on the base, crossbeam fixed connection is on two spinal branch post tops, fixedly connected with third fixed block on the crossbeam, be equipped with the long spout of seat end on one face of first fixed block, be equipped with first long spout on another face of first fixed block, second fixed block both sides face is equipped with the long spout of second, first fixed block fixed connection is on the base, total two of first fixed block, these two first fixed blocks are parallel to each other, link arm pole one end swing joint in first long spout, link arm pole other end swing joint in the long spout of second. The method is mainly used in the steering wheel vibration test fixing technology.

Description

A clamping and fixing device for steering wheel vibration test

technical field

The utility model relates to the technical field of fixing devices for automobile vibration tests, in particular to a clamping and fixing device for steering wheel vibration tests. the

Background technique

A steering wheel is a must-have for every car. When doing the sinusoidal vibration test on the steering wheel of the automobile, the steering wheel must be fixedly installed on the clamping device that simulates the state of the real vehicle, and then the clamping device is installed on the vibration table to simulate the state of the real vehicle to complete the sinusoidal vibration test of the steering wheel. Due to the different lengths of the steering column of different models, and the different lengths of the steering column require different heights during the test, currently the test height requirements of the steering column of different lengths are met by replacing the pillars of different heights, which is extremely inconvenient to use , low work efficiency. the

China Patent Office discloses a clamping and positioning device for steering wheel centering equipment, the publication number is CN102059550A, and the publication date is May 18, 2011. The backing plate in the middle, the first positioning tapered stop rod, the second positioning tapered stop rod and the locking mechanism, the first positioning tapered stop rod and the second positioning tapered stop rod have the same structure, the first positioning tapered stop rod The blocking rod and the second positioning tapered blocking rod are connected above the base plate, and the locking mechanism is connected with the backing plate. The disadvantage is that this device is inconvenient to use in the sinusoidal vibration test of automobile steering wheel. the

Utility model content

At present, when carrying out the sinusoidal vibration test of the steering wheel of the automobile, for the steering wheel rotating column of different lengths, the test height requirements of the steering wheel rotating columns of different lengths are met by replacing the pillars of different heights, which is extremely inconvenient to use and low in work efficiency. In order to overcome the deficiencies in the prior art, the utility model proposes a steering wheel vibration test clamping and fixing device with simple structure, convenient use, fast assembly and disassembly, good stability, and free adjustment of the height of the steering wheel with different lengths. . the

In order to achieve the above object, the utility model adopts the following technical solutions:

A clamping and fixing device for a steering wheel vibration test, comprising a base, a beam, a link rod, a first L-shaped fixing block and a U-shaped second fixing block, and two pillars are vertically and fixedly connected to the base , the beam is fixedly connected to the top ends of the two pillars, the beam is fixedly connected with a third fixed block, one surface of the first fixed block is provided with a seat end long chute, the The other surface of the first fixed block is provided with a first long chute, and the two sides of the second fixed block are provided with a second long chute, and the first fixed block is bolted through the long chute at the seat end. It is fixedly connected to the base, and there are two first fixed blocks, and the two first fixed blocks are parallel to each other, and one end of the linked arm is movably connected in the first long chute, and the other One end is movably connected in the second long chute.

Preferably, a reinforcing column is provided at the joint between the support and the base. High security. the

Preferably, the second fixing block is provided with a locking groove matching with the steering column of the automobile. the

Preferably, the third fixed block is provided with an annular clamping handle matching with the steering column of the automobile. the

Preferably, the clamping and fixing device is made of aluminum alloy. It is easy to use, easy to process, not easy to rust, and has high work efficiency. the

The utility model can achieve the following effects:

The clamping and fixing device has a simple and compact structure, is quick to use, has high working reliability, and is also convenient for test personnel to move the device up and down, thereby improving the operability of the test.

Description of drawings

Fig. 1 is a kind of front structural schematic diagram when the steering wheel is fixedly installed on the utility model. the

Fig. 2 is a kind of top view structure schematic diagram when the steering wheel is fixedly installed on the utility model. the

Fig. 3 is a side view structural diagram when the steering wheel is fixedly installed on the utility model. the

In the figure: 1. Reinforcing column; 2. Pillar; 3. Beam; 4. Steering wheel; 5. Steering wheel rotating column; 6. Second fixed block; 10, the first long chute; 11, the long chute at the seat end; 12, the second long chute; 13, the third fixed block. the

Detailed ways

The technical solutions of the present utility model will be further specifically described below through the embodiments and in conjunction with the accompanying drawings.

Embodiment: A steering wheel vibration test clamping and fixing device of this embodiment is shown in Fig. 1, Fig. 2 and Fig. 3. The clamping and fixing device of this embodiment is made of aluminum alloy. It includes a base 8, a crossbeam 3, a link rod 7, an L-shaped first fixed block 9 and a U-shaped second fixed block 6. One surface of the first fixed block is provided with a seat-end long sliding groove 11 , and the other surface of the first fixed block is provided with a first long sliding groove 10 . A second long chute 12 is arranged on both sides of the second fixed block, and a locking groove matching the steering wheel rotating column 5 of the automobile is arranged on the second fixed block. The first long chute, the second long chute and the seat end long chute are all convenient for installation and adjustment, and are more flexible in use. the

Two pillars 2 are vertically and fixedly connected to the base, and a reinforcement column 1 is provided at the joint between the pillars and the base. The crossbeam is fixedly connected to the two pillar tops, and the middle part on the crossbeam is fixedly connected with the third fixed block 13, and the third fixed block is provided with an annular clamping handle matched with the steering wheel rotating column of the automobile. The first fixed block is fixedly connected to the base with bolts through the long chute at the seat end, and there are two first fixed blocks, and the two first fixed blocks are parallel to each other, and one end of the connecting arm is movably connected to the first long chute Inside, the other end of the connecting arm is movably connected in the second long chute. the

During use, as shown in Figure 1 and Figure 2, the steering wheel column 5 of the steering wheel 4 is inserted into the locking groove on the second fixed block 6 after passing through the ring clamping handle on the third fixed block 13, and adjust The locking device on the locking groove firmly fixes the steering wheel rotating column 5, and adjusts the clamping device on the ring clamping handle to firmly fix the steering wheel rotating column 5, thereby limiting the left and right, up and down movement of the steering wheel. According to the difference in the length of the steering wheel rotating column 5, the height of the steering wheel rotating column can be adjusted by adjusting the clamping device on the ring clamping handle and adjusting the locking device on the locking groove. The height of the steering wheel rotating column with different lengths can be adjusted freely, which is convenient and flexible to use. the

Then the device is fixedly installed on the vibration test bench, and the sinusoidal vibration test can be carried out on the steering wheel of the automobile. The clamping and fixing device is fixedly installed on the vibration test bench, and the vibration test in the horizontal and vertical directions of the steering wheel can be completed by simulating the state of a real vehicle. the

The utility model has the advantages of less cost input, excellent effect, simple structure, convenient use, fast assembly and disassembly, good stability, strong reliability and high safety. the

The embodiments of the present utility model have been described above in conjunction with the accompanying drawings, but they are not limited by the above-mentioned embodiments during implementation. Those skilled in the art can make various changes or modifications within the scope of the appended claims, and these equivalent forms also fall into the scope of the appended claims. within the scope defined by the appended claims of this application. the

Claims (5)

1. A clamping and fixing device for a steering wheel vibration test, characterized in that it includes a base (8), a beam (3), a link rod (7), an L-shaped first fixing block (9) and a U-shaped The second fixed block (6), the base is fixedly connected with two pillars (2) vertically, the crossbeam is fixedly connected with the top of the two pillars, and the crossbeam is fixedly connected with a third A fixed block (13), one surface of the first fixed block is provided with a seat end long chute (11), and the other surface of the first fixed block is provided with a first long chute (10) , the two sides of the second fixed block are provided with a second long chute (12), the first fixed block is connected to the base with bolts through the long chute at the seat end, and there are two first fixed blocks , and the two first fixed blocks are parallel to each other, one end of the link arm is movably connected in the first long chute, and the other end of the link arm is movably connected in the second long chute. 2 . The clamping and fixing device for steering wheel vibration test according to claim 1 , characterized in that, a reinforcement column ( 1 ) is provided at the joint between the support column and the base. 3 . 3 . The clamping and fixing device for steering wheel vibration test according to claim 1 , characterized in that, the second fixing block is provided with a locking groove matching the steering wheel column ( 5 ) of the automobile. 4 . 4. The clamping and fixing device for steering wheel vibration test according to claim 1, characterized in that, the third fixing block is provided with an annular clamping handle matching with the steering wheel of the automobile. 5. A clamping and fixing device for steering wheel vibration test according to claim 1, characterized in that the clamping and fixing device is made of aluminum alloy.

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