CN219113843U

CN219113843U - Frame vibration test fixture

Info

Publication number: CN219113843U
Application number: CN202223352076.XU
Authority: CN
Inventors: 张轶; 郭如军; 杨占国
Original assignee: Beiben Trucks Group Co Ltd
Current assignee: Beiben Trucks Group Co Ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-02
Anticipated expiration: 2032-12-14

Abstract

The utility model belongs to the technical field of tests, and relates to a tool clamp for a vibration test of a vehicle frame. The test fixture comprises a fixture supporting plate, a mounting plate, a supporting plate sliding groove and a mounting plate sliding groove; the mounting plate is vertical to the upper surface of the supporting plate and is fixed together; the upper half part of the mounting plate is uniformly provided with a plurality of rows of mounting plate sliding grooves along the y-axis direction, and the interval width of each two rows is fixed; multiple rows of support plate sliding grooves are uniformly distributed on the support plate along the x-axis direction, and the interval width of each two rows of support plate sliding grooves is fixed; the shapes of the supporting plate chute and the mounting plate chute are long strip through holes with semicircular two sides and rectangular middle part; the bolts penetrate through the mounting plate sliding grooves and the fixed hole sites on the tested frame to connect the mounting plate with the tested frame; the bolts penetrate through the supporting plate sliding grooves and the bolt hole sites of the vibrating table top to connect the supporting plate and the vibrating table top together. The vibration test fixture disclosed by the utility model can save cost, improve test efficiency and improve fixture applicability.

Description

Frame vibration test fixture

Technical Field

The utility model belongs to the technical field of tests, and particularly relates to a tool clamp for a vibration test of a vehicle frame.

Background

The vibration test of the frame is often changeable in condition, and a single tool can only be suitable for the frame with the same size, and the tool clamp is often required to be manufactured again after the frame is changed, and the manufacturing cost is higher and the recycling property is poor.

Disclosure of Invention

(one) object of the utility model

The utility model aims to provide a tool clamp for a vibration test of a frame, which can be suitable for vibration tests of frames with various sizes.

(II) the technical proposal adopted by the utility model

The utility model provides a frame vibration test frock clamp, includes backup pad, mounting panel, backup pad and mounting panel equipartition have the spout, and the fixed bolt that is tested piece passes the mounting panel spout and is connected by the test piece, because the existence of spout by the test piece can remove in z-axis direction and y-axis direction to can pass through the bolt-up, with this is applicable to not high by the test piece. The bolt for fixing the fixture penetrates through the supporting plate and is connected with the fixed table top, and the fixture can move in the x-axis direction due to the existence of the mounting plate sliding groove, so that the fixture is suitable for tested pieces with different widths. The test work of frames with various sizes can be satisfied through flexible movement in three directions.

Specifically:

frame vibration test frock clamp includes: the device comprises a supporting plate (1), a mounting plate (2), a supporting plate chute (3) and a mounting plate chute (4);

the mounting plate (2) is perpendicular to the upper surface of the supporting plate (1) and is fixed together;

the upper half part of the mounting plate (2) is uniformly provided with a plurality of rows of mounting plate sliding grooves (4) along the y-axis direction, and the interval width of every two rows is fixed; a plurality of rows of support plate sliding grooves (3) are uniformly distributed on the support plate (1) along the x-axis direction, and the interval width of each two rows of support plate sliding grooves (3) is fixed; the shapes of the supporting plate chute (3) and the mounting plate chute (4) are long strip through holes with semicircular two sides and rectangular middle part;

bolts penetrate through the mounting plate sliding grooves (4) and the fixed hole sites on the tested frame to connect the mounting plate (2) with the tested frame; the bolts penetrate through the supporting plate sliding grooves (3) and bolt hole sites of the vibrating table top to connect the supporting plate (1) with the vibrating table top.

Further, the tested frame is fixedly connected with the mounting plate sliding grooves (4) with different heights on the upper half part of the mounting plate (2) by utilizing bolts, so that the tested frame can be fixed at different height positions.

Further, the upper half part of the mounting plate (2) is provided with 8 rows of mounting plate sliding grooves (4).

Further, the mounting plate (2) is perpendicular to the upper surface of the support plate (1) and welded together.

Further, the lower part of the mounting plate (2) and the supporting plate (1) are fixed by a plurality of reinforcing ribs.

Further, 6061T6 aluminum alloy is used as the material of the mounting plate (2) and the supporting plate (1).

Further, the 4 fixture clamps are integrally arranged on the vibration table top, the tested frame is arranged in the center of the vibration table top, the positions of the 4 fixture clamps in the x-axis direction are respectively adjusted, the tested frame is attached to the mounting plate (2), bolts penetrate through the supporting plate sliding grooves (3) to be connected with bolt hole sites of the vibration table top, and the positions of the 4 fixture clamps in the x-axis direction are fixed; the position of the tested frame in the z axis is changed, the fixed hole position of the tested frame and the mounting plate chute (4) are positioned at the same horizontal position, the position of the tested frame in the y axis is adjusted, the fixed hole position of the tested frame can be seen in the mounting plate chute (4), and finally, the tested frame is connected with the fixed hole position of the tested frame by penetrating through the mounting plate chute (4) through bolts.

The utility model has the advantages and positive effects that:

the vibration test fixture disclosed by the utility model can save cost, improve test efficiency and improve fixture applicability.

Drawings

FIG. 1 is a schematic diagram of a frame vibration test fixture of the present utility model.

Fig. 2 is a schematic diagram of an application of the fixture for vibration test of a vehicle frame.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, the fixture for vibration test of a vehicle frame provided by the utility model comprises: the device comprises a supporting plate (1), a mounting plate (2), a supporting plate chute (3) and a mounting plate chute (4). The upper half part of the mounting plate (2) is uniformly provided with a plurality of rows of mounting plate sliding grooves (4) along the y-axis direction, and the interval width of each two rows of mounting plate sliding grooves (4) is fixed; multiple rows of support plate sliding grooves (3) are uniformly distributed on the support plate (1) along the x-axis direction, and the interval width of each two rows of support plate sliding grooves (3) is fixed. The shapes of the supporting plate chute (3) and the mounting plate chute (4) are long strip through holes with semicircular two side parts and rectangular middle part. The bolts penetrate through the mounting plate sliding grooves (4) and the fixed hole sites on the tested frame to connect the mounting plate (2) with the tested frame.

In the utility model, the upper half part of the mounting plate (2) is provided with 8 rows of mounting plate sliding grooves (4).

The mounting plate (2) is perpendicular to the upper surface of the supporting plate (1) and welded together, and is fixed by a plurality of reinforcing ribs. The mounting plate (2) and the supporting plate (1) are made of 6061T6 aluminum alloy, and the weight is lighter and the strength is higher. Referring to fig. 2, when the frame vibration test fixture is used, 4 fixtures are integrally placed on a vibration table top, a tested frame is placed in the center of the vibration table top, the positions of the 4 frame vibration test fixtures in the x-axis direction are respectively adjusted, the tested frame is attached to a mounting plate (2), bolts penetrate through a supporting plate sliding groove (3) to be connected with bolt hole sites of the vibration table top, and the positions of the 4 frame vibration test fixtures in the x-axis direction are fixed. The position of the tested frame in the z axis is changed, so that the fixed hole position of the tested frame and the mounting plate sliding chute (4) are positioned at the same horizontal position, and the tested frame can be fixed at different height positions because the mounting plate sliding chute (4) is in 8 rows. The position of the tested frame on the y axis is adjusted, so that the fixed hole position of the tested frame can be seen in the mounting plate sliding groove (4), and the tested frame can move in the y direction within a certain range due to the existence of the mounting plate sliding groove (4). Finally, bolts penetrate through the mounting plate sliding grooves (4) to be connected with the fixed hole sites of the tested vehicle frame, and the vehicle frame is fixed in the x, y and z directions.

Claims

1. The tool clamp for the vibration test of the vehicle frame is characterized by comprising a supporting plate (1), a mounting plate (2), a supporting plate chute (3) and a mounting plate chute (4);

2. The fixture for vibration test of the vehicle frame according to claim 1, wherein the tested vehicle frame is fixedly connected with the mounting plate sliding grooves (4) with different heights on the upper half part of the mounting plate (2) by bolts, so that the tested vehicle frame can be fixed at different height positions.

3. The frame vibration test fixture according to claim 2, wherein the upper half of the mounting plate (2) is provided with 8 rows of mounting plate sliding grooves (4).

4. A frame vibration test fixture according to claim 3, characterized in that the mounting plates (2) are welded together perpendicular to the upper surface of the support plate (1).

5. The fixture for vibration test of the vehicle frame according to claim 4, wherein the lower part of the mounting plate (2) and the supporting plate (1) are fixed by a plurality of reinforcing ribs.

6. The fixture for vibration test of the vehicle frame according to claim 5, wherein the mounting plate (2) and the supporting plate (1) are made of 6061T6 aluminum alloy.

7. The frame vibration test fixture according to claim 6, wherein 4 fixture clamps are integrally arranged on a vibration table top, a tested frame is arranged in the center of the vibration table top, the positions of the 4 fixture clamps in the x-axis direction are respectively adjusted, the tested frame is attached to a mounting plate (2), bolts penetrate through a supporting plate chute (3) to be connected with bolt hole sites of the vibration table top, and the positions of the 4 fixture clamps in the x-axis direction are fixed; the position of the tested frame in the z axis is changed, the fixed hole position of the tested frame and the mounting plate chute (4) are positioned at the same horizontal position, the position of the tested frame in the y axis is adjusted, the fixed hole position of the tested frame can be seen in the mounting plate chute (4), and finally, the tested frame is connected with the fixed hole position of the tested frame by penetrating through the mounting plate chute (4) through bolts.