CN115435653A - Flexible universal opening checking fixture for automobile front door - Google Patents

Abstract

The invention discloses a flexible universal opening checking fixture for an automobile front door, which comprises: the front door measuring device comprises a gauge base body, a reference block, a front door hinge simulation assembly, a first reference block, a second reference block, a third reference block, a fourth reference block, a front door measuring assembly and a rear door Y-direction positioning block assembly.

Description

Flexible universal opening checking fixture for automobile front door

Technical Field

The invention relates to the technical field of automobile opening detection, in particular to a flexible universal opening detection tool for an automobile front door.

Background

The side part of the automobile is one of key areas for lean evaluation of the appearance of the whole automobile, particularly a front door area, and a driver pays attention to the front door area when getting on or off the automobile, so that the requirement on the assembly precision of the automobile door is high. At present, in a welding workshop, the assembling form of front and rear doors of a host factory is pre-assembled and adjusted manually, the front and rear doors are assembled on the body, the clearance surface difference of the front and rear doors is confirmed, the assembling posture and the adjusting state of the front door directly influence the assembling quality and the assembling effect of the assembly, the side area mainly relates to the matching of the front door and a fender and the front door and the rear door, at present, most vehicle types are influenced by the assembling and adjusting standard and the deformation of the painted rear door, the clearance wedge between the front door and the fender and between the front door and the rear door are easy to cause, the surface difference is uneven, and the visual feeling of a client on the appearance of a brand vehicle type is directly influenced. Therefore, each large host factory has the special car door opening checking tool for each car type to ensure that the appearance quality is improved.

Document 1 discloses an automobile rear door opening detection tool, which comprises a support framework, a positioning assembly and a detection assembly, wherein the positioning assembly and the detection assembly are arranged on the support framework; the detection assembly is arranged by imitating the outline of the front end of the rear door and is provided with a surface difference detection part for confirming the surface difference of the front door and the rear door and a gap detection part for confirming the gap between the front door and the rear door; the positioning assembly is used for adjustably positioning the support framework at a corresponding position of the vehicle body; the assembly fixture is favorable for absorbing errors of the fixture in the height direction of a vehicle body, visually detecting the assembly effect of the front door, ensuring that the matching posture of the front door and the rear sliding door meets the appearance quality requirement, reducing the workload of repeatedly adjusting the posture of the rear sliding door by personnel and shortening the matching working hours of the front door and the rear door; the labor intensity of workers is reduced, the operation convenience is improved, and the labor productivity is improved.

The special gauge for the existing opening is required to be manufactured for each vehicle type, and the front door opening gauge is large in occupied area, high in manufacturing cost and long in period.

Disclosure of Invention

The invention discloses a flexible universal front door opening gauge for an automobile, which aims at solving the problems in the prior art.

The technical scheme adopted for realizing the invention is as follows: a flexible universal opening gauge for an automobile front door comprises: front door measuring component 8, its characteristic is: it still includes: the detection tool comprises a detection tool base body 1, a reference block 2, a front door hinge simulation component 3, a first reference block 4, a second reference block 5, a third reference block 6, a fourth reference block 7, a front door measurement component 8 and a rear door Y-direction positioning block component 9, wherein the four corners of the detection tool base body 1 are respectively provided with the first reference block 4, the second reference block 5, the third reference block 6 and the fourth reference block 7, the first reference block 4 is provided with a first reference hole 4.1, the second reference block 5 is provided with a second reference hole 5.1, the third reference block 6 is provided with a third reference hole 6.1, the fourth reference block 7 is provided with a fourth reference hole 7.1, three-coordinate measurement equipment is adopted for detection according to an iteration method, a detection is carried out according to the first reference hole 4.1, the second reference hole 5.1, the third reference hole 6.1 and the fourth reference hole 7.1, a detection tool coordinate system is established, a group of the detection tool base body 1 is provided with a group of the front door hinge simulation components 9, the front door hinge simulation component 3 and the rear door hinge simulation component 2, and the front door hinge simulation components are respectively connected with the front door hinge simulation component 2 and the front door hinge simulation component simulation.

Further, the reference block 2 includes: the adjusting device comprises a reference block base body 21, an adjusting gasket 22, an adjusting base plate 23, a positioning column 24 and a U-shaped gasket 25, wherein the adjusting gasket 22 is arranged between the reference block base body 21 and the adjusting base plate 23, and the U-shaped gasket 25 is connected with the reference block base body 21 through the positioning column 24.

Further, the size of the checking fixture base body 1 is 850mm in length and 1000mm in height.

The invention discloses a flexible universal opening gauge for an automobile front door, which has the beneficial effects that:

1. a flexible universal opening detection tool for front doors of automobiles can be used for measuring front door areas of different automobile types, and the investment of part of measuring tools is saved;

2. the utility model provides an utensil is examined to flexible general opening of car qianmen, because of examine a base member general, and can adjust by X, Y, Z three-dimensional, can change qianmen measuring component according to different sizes, can be used to the qianmen of different motorcycle types to measure, and single motorcycle type area is less, can directly put in the measuring platform corner, does not occupy storage area.

Drawings

FIG. 1 is a three-dimensional schematic view of an automotive front door flexible universal opening check tool;

FIG. 2 is a schematic diagram of an automobile front door flexible universal opening gauge in the embodiment;

FIG. 3 is a three-dimensional schematic view of the piece 2 of FIG. 1;

FIG. 4 is a three-dimensional schematic view of the piece 25 of FIG. 3;

in the figure: 1. the automobile front door positioning fixture comprises a fixture base body, 2 parts of a reference block, 21 parts of a reference block base body, 22 parts of an adjusting gasket, 23 parts of an adjusting base plate, 24 parts of a positioning column, 25.U-shaped gaskets, 3 parts of a front door hinge simulation assembly, 4 parts of a first reference block, 4.1 parts of a first reference hole, 5 parts of a second reference block, 5.1 parts of a second reference hole, 6 parts of a third reference block, 6.1 parts of a third reference hole, 7 parts of a fourth reference block, 7.1 parts of a fourth reference hole, 8 parts of a front door measuring assembly, 9 parts of a rear door Y-direction positioning block assembly and 10 parts of an automobile front door frame.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-4 and the specific embodiments described herein, which are provided for illustration only and are not intended to limit the invention.

As shown in fig. 1, fig. 3 and fig. 4, a flexible universal opening inspection device for a front door of an automobile comprises: the detection tool comprises a detection tool base body 1, a reference block 2, a front door hinge simulation assembly 3, a first reference block 4, a second reference block 5, a third reference block 6, a fourth reference block 7, a front door measurement assembly 8 and a rear door Y-direction positioning block assembly 9, wherein the detection tool base body 1 is 850mm in length and 1000mm in height, the first reference block 4, the second reference block 5, the third reference block 6 and the fourth reference block 7 are respectively arranged at four corners of the detection tool base body 1, the first reference hole 4.1 is arranged on the first reference block 4, the second reference hole 5.1 is arranged on the second reference block 5, the third reference block 6 is provided with the third reference hole 6.1, the fourth reference hole 7.1 is arranged on the fourth reference block 7, the detection is carried out by adopting a three-coordinate measurement device according to an iteration method, a group of the detection tool base body and the front door hinge simulation assembly is established on the front door hinge simulation assembly, the front door hinge simulation assembly 3 and the rear door assembly, and the detection tool base body comprises: the device comprises a reference block base body 21, an adjusting gasket 22, an adjusting base plate 23, a positioning column 24 and a U-shaped gasket 25, wherein the adjusting gasket 22 is arranged between the reference block base body 21 and the adjusting base plate 23, the U-shaped gasket 25 is connected with the reference block base body 21 through the positioning column 24, and a group of reference blocks 2 are detachably connected with a front door measuring assembly 8 respectively.

As shown in the attached figure 2, the flexible universal opening detection tool for the front door of the automobile is connected with an automobile front door frame 10 through a group of front door hinge simulation assemblies 3, different front door measurement assemblies 8 are selected according to the automobile front door frame 10, the front door hinge simulation assemblies 3, a rear door Y-direction positioning assembly 9 and the front door measurement assemblies 8, and the X-direction and Y-direction precision adjustment is realized through different gasket thickness adjustment; and the connecting block on the reference block and the U-shaped gasket realize Z-direction adjustment by changing the thickness of the gasket.

Example (b):

a flexible universal opening gauge for an automobile front door is a universal front door gauge frame standard and comprises a front door gauge base body 1, a tie building assembly, a positioning assembly and a detection assembly, wherein the tie building assembly, the positioning assembly and the detection assembly are arranged on the gauge base body 1, and the front door opening gauge base body 1 is fixed in size; the length is 850mm and the height is 1000mm.

The method comprises the steps of respectively arranging a first reference block 4, a second reference block 5, a third reference block 6 and a fourth reference block 7 at four corners of a gauge base body 1, arranging a first reference hole 4.1 on the first reference block 4, arranging a second reference hole 5.1 on the second reference block 5, arranging a third reference hole 6.1 on the third reference block 6, arranging a fourth reference hole 7.1 on the fourth reference block 7, detecting by using a three-coordinate measuring device according to an iteration method, establishing a gauge coordinate system for detecting an opening of a front door according to the first reference hole 4.1, the second reference hole 5.1, the third reference hole 6.1 and the fourth reference hole 7.1, arranging a rear door Y-direction positioning block assembly 9, a group of front door hinge simulation assemblies 3 and a group of reference blocks 2 on the gauge base body 1, and arranging a rear door Y-direction positioning block assembly 9, a group of front door hinge simulation assemblies 3 and a group of reference blocks 2 on the gauge base body 1, wherein the reference blocks 2 comprise: the device comprises a reference block base body 21, an adjusting gasket 22, an adjusting base plate 23, a positioning column 24 and a U-shaped gasket 25, wherein the adjusting gasket 22 is arranged between the reference block base body 21 and the adjusting base plate 23, the U-shaped gasket 25 is connected with the reference block base body 21 through the positioning column 24, and a group of reference blocks 2 are detachably connected with a front door measuring assembly 8 respectively.

The datum blocks 2 are detachably connected with the front door measuring assembly 8 respectively, the X-direction precision adjustment and the Y-direction precision adjustment are achieved through different adjusting gasket thicknesses, the positioning molded surface is guaranteed to be +/-0.05 MM, and the precision of the detection molded surface is +/-0.1 MM.

A use process of a flexible universal opening gauge for an automobile front door comprises the following steps:

a flexible universal opening detection tool for an automobile front door is characterized in that a detection assembly 8 of a vehicle type to be measured is replaced, and is fixed at a corresponding position of the front door opening detection tool through a reference block 2 and is fixed through a locking nut. Through a front door opening gauge base body, a first reference hole 4.1 is formed in the first reference block 4, a second reference hole 5.1 is formed in the second reference block 5, a third reference hole 6.1 is formed in the third reference block 6, a fourth reference hole 7.1 is formed in the fourth reference block 7, the precision of a detection assembly 8 of a front door opening gauge coordinate system is established by using a three-coordinate measuring device detection iteration method, precision adjustment is realized by replacing adjusting gaskets with different thicknesses, the precision of the detection assembly 8 is repeatedly measured by using a three-coordinate measuring device, the positioning profile is guaranteed to be +/-0.05 mm, and the precision of the detection profile is +/-0.1 mm; the switching work of front door opening detecting tools of different vehicle types is completed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims (3)

1. A flexible universal opening gauge for an automobile front door comprises: front door measuring assembly (8), characterized by: it still includes: a checking fixture base body (1), a reference block (2), a front door hinge simulation assembly (3), a first reference block (4), a second reference block (5), a third reference block (6), a fourth reference block (7) and a rear door Y-direction positioning block assembly (9), four corners of the checking fixture base body (1) are respectively provided with a first reference block (4), a second reference block (5), a third reference block (6) and a fourth reference block (7), the first reference block (4) is provided with a first reference hole (4.1), a second reference hole (5.1) is arranged on the second reference block (5), a third reference hole (6.1) is arranged on the third reference block (6), a fourth reference hole (7.1) is arranged on the fourth reference block (7), according to an iteration method, three-coordinate measuring equipment is adopted for detection, a coordinate system of the front door opening detection tool is established according to the first reference hole (4.1), the second reference hole (5.1), the third reference hole (6.1) and the fourth reference hole (7.1), the checking fixture base body (1) is provided with a rear door Y-direction positioning block assembly (9), a group of front door hinge simulation assemblies (3) and a group of reference blocks (2), and the group of reference blocks (2) are detachably connected with the group of front door measuring assemblies (8) respectively.

2. The flexible universal opening gauge for automobile front doors as claimed in claim 1, wherein the reference block (2) comprises: the adjusting device comprises a reference block base body (21), an adjusting gasket (22), an adjusting base plate (23), a positioning column (24) and a U-shaped gasket (25), wherein the adjusting gasket (22) is arranged between the reference block base body (21) and the adjusting base plate (23), and the U-shaped gasket (25) is connected with the reference block base body (21) through the positioning column (24).

3. The flexible universal opening gauge for the front door of the automobile as claimed in claim 1, wherein the gauge base body (1) has dimensions of 850mm in length and 1000mm in height.

Images