CN112378355A - Rear bumper assembly comprehensive testing fixture - Google Patents

Abstract

The invention provides a rear bumper assembly comprehensive checking fixture, which relates to the technical field of automobile part processing and aims to solve the problems that when an existing bumper checking fixture is used, because the whole surface of a rear bumper has a certain radian, and the clamping points of a conventional fixture are all horizontal tangent plane structures, when clamping is carried out, in order to ensure the clamping stability, the contact surface of the clamping points is enough, and indentation caused by over-clamping is easily generated on the surface of the rear bumper in the process, so that the product quality is influenced, and comprises a movable base; the middle parts of edges at the left end and the right end of the top plane of the movable base are respectively and fixedly provided with an end pressing clamp, and the inner side of the end pressing clamp is fixedly and correspondingly provided with an L-shaped end pressing supporting seat. In the invention, the U-shaped holding rods are respectively and fixedly arranged at the front end edge and the rear end edge of the movable base vertically and outwards, so that the checking fixture can be dragged to move by the holding rods, and the holding rods can also play a supporting role in the use process.

Description

Rear bumper assembly comprehensive testing fixture

Technical Field

The invention relates to the technical field of automobile part machining, in particular to a comprehensive testing fixture for a rear bumper assembly.

Background

To the detection of miniature car rear bumper, generally adopt solitary special detection utensil of detecting rear bumper, detect the piece and adopt the form of direct upset to detect part geometric tolerances etc..

A rear bumper synthesizes and examines utensil as in patent application CN201320887405.2, its difference lies in: it includes the bottom plate, be provided with the benchmark hole that percentage table, bilateral symmetry set up on the bottom plate and support holistic skeleton, the equal symmetry in the left and right sides of skeleton is provided with fender department and detects piece and tail lamp department and detects the piece, the below that fender department detected the piece is provided with the collateral branch frame analog block, the below that tail lamp department detected the piece is provided with tail lamp support analog block, the middle part of skeleton is provided with tail gate department and detects the piece, tail gate detection piece below is provided with central support analog block. The invention is suitable for exchanging the parts needing to be real with the simulation block, and realizes the detection of the bumper in two states.

The utility model discloses an utensil is examined to current bumper is in the use, because the whole surface of rear bumper has certain radian, and conventional anchor clamps centre gripping point is the horizontally tangent plane structure, when carrying out the centre gripping, for the stability of guaranteeing the centre gripping, the contact surface that needs the centre gripping point is enough, and causes the indentation that the rear bumper surface appears because of the centre gripping excessively produces easily at this in-process, influences product quality.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a comprehensive testing fixture for a rear bumper assembly is provided, so as to achieve a more practical purpose.

Disclosure of Invention

In order to solve the technical problems, the invention provides a comprehensive checking fixture for a rear bumper assembly, which aims to solve the problem that the quality of a product is affected because the contact surface of a clamping point is enough to ensure the clamping stability and indentation caused by over-clamping is easily generated on the surface of the rear bumper in the clamping process because the whole surface of the rear bumper has a certain radian and the clamping point of a conventional clamp is of a horizontal tangent plane structure in the using process of the conventional bumper checking fixture.

The invention discloses a comprehensive checking fixture for a rear bumper assembly, which aims to achieve the purposes and effects by the following specific technical means:

a rear bumper assembly comprehensive testing fixture comprises a movable base; end pressing clamps are fixedly arranged in the middle of edges at the left end and the right end of the top plane of the movable base respectively, and L-shaped end pressing supporting seats are fixedly and correspondingly arranged at the positions of the inner sides of the end pressing clamps; two pyramid-shaped cushion columns are symmetrically and fixedly arranged in the middle of the edge of the front end of the plane at the top of the movable base left and right; a backward upward pressing clamp is fixedly arranged on the movable base outside the cushion column; two middle-pressure clamps are symmetrically and fixedly arranged at the positions of the edges at the rear end of the plane at the top of the movable base in the left-right direction, and corresponding L-shaped middle-pressure supporting seats are respectively and fixedly arranged at the positions outside the middle-pressure clamps.

Further, the movable base comprises a holding rod, and U-shaped holding rods are respectively and vertically and outwards fixedly installed at the front end edge and the rear end edge of the movable base.

Furthermore, end pressure anchor clamps include the end pressure head, the perpendicular fixed mounting in main part electric cylinder's of end pressure anchor clamps upper end piston rod department has the end pressure head of two fork halberds L form, and its lower extreme that holds the pressure head is the inclined plane structure of forty-five degrees of slope of outside below slope, and the upper end that holds the supporting seat then is the inclined plane structure corresponding with end pressure head lower extreme.

Furthermore, the medium-pressure clamp comprises a medium-pressure head, the piston rod at the upper end of the main electric cylinder of the medium-pressure clamp is vertically and fixedly provided with the medium-pressure head, the lower end of the medium-pressure head is of an inclined surface structure inclining outwards and downwards by eight degrees, and the upper end of the medium-pressure support seat is of an inclined surface structure corresponding to the lower end of the medium-pressure head.

Furthermore, the middle part of the upper end of the cushion column is vertically rotatably provided with an L-shaped handle, and the upper end surface of the handle is coated with rubber.

Compared with the prior art, the invention has the following beneficial effects:

because remove base front end arris limit department and rear end arris limit department respectively perpendicular outside fixed mounting have the pole of holding up of U form, the accessible holds up the pole and drags to examine the utensil and remove to in the use, hold up the pole and still can play the effect of support.

Because the lower extreme of end pressure head is the forty-five degree inclined plane structure of outside below slope, and the upper end of end pressure supporting seat then be the inclined plane structure corresponding with end pressure head lower extreme, the radian of contained angle cooperation rear bumper corner that the accessible slope formed carries out the centre gripping, make its degree of agreeing with higher, and the upper end of middling pressure supporting seat then be the inclined plane structure corresponding with the middling pressure head lower extreme, can carry out the centre gripping to rear bumper middle part radian position department, so that make its degree of agreeing with higher, guarantee stability.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a front right upper axial view of the present invention.

Fig. 2 is a schematic diagram of an enlarged portion a of fig. 1 according to the present invention.

Fig. 3 is a schematic front view of the present invention.

Fig. 4 is a schematic top view of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. moving the base; 101. a support rod; 2. end pressing the clamp; 201. an end pressure head; 3. end pressing of the supporting seat; 4. a cushion column; 5. pressing the clamp upwards; 6. a medium-pressure clamp; 601. a medium pressure head; 7. and a medium-pressure supporting seat.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the invention provides a comprehensive checking fixture for a rear bumper assembly, which comprises a movable base 1; the middle parts of the edges at the left end and the right end of the top plane of the movable base 1 are respectively and fixedly provided with an end pressing clamp 2, and the position at the inner side of the end pressing clamp 2 is fixedly and correspondingly provided with an L-shaped end pressing supporting seat 3; two pyramid-shaped cushion columns 4 are symmetrically and fixedly arranged in the middle of the edge of the front end of the top plane of the movable base 1 left and right; a backward upward pressing clamp 5 is fixedly arranged on the movable base 1 outside the cushion column 4; two middle-pressure clamps 6 are symmetrically and fixedly arranged at the edge positions at the rear end of the top plane of the movable base 1 left and right, and corresponding L-shaped middle-pressure supporting seats 7 are respectively and fixedly arranged at the positions outside the middle-pressure clamps 6; end pressure anchor clamps 2 includes end pressure head 201, and the perpendicular fixed mounting in main part electric cylinder's of end pressure anchor clamps 2 upper end piston rod department has the end pressure head 201 of two-fork halberd L form, and the lower extreme of its end pressure head 201 is the forty-five degrees inclined plane structure of outside below slope, and the upper end of end pressure supporting seat 3 then be the inclined plane structure corresponding with end pressure head 201 lower extreme, the radian of bumper corner carries out the centre gripping behind the contained angle cooperation that the accessible slope formed for its degree of agreeing with is higher.

Wherein, moving base 1 including holding up pole 101, moving base 1 front end edge department and rear end edge department perpendicular outside fixed mounting respectively holds up pole 101 of U form, the accessible holds up pole 101 and drags to examine the utensil and remove to in the use, hold up pole 101 and still can play the effect of support.

Wherein, medium voltage anchor clamps 6 includes well pressure head 601, and the perpendicular fixed mounting in upper end piston rod department of the main part electric cylinder of medium voltage anchor clamps 6 has well pressure head 601, and wherein the lower extreme of pressure head 601 is the inclined plane structure of outside below slope octave, and the upper end of medium voltage supporting seat 7 then is the inclined plane structure corresponding with well pressure head 601 lower extreme, can carry out the centre gripping to rear bumper middle part radian position department to in order to make its degree of agreeing with higher, guarantee stability.

Wherein, the handle of L form is installed in the perpendicular rotation in upper end middle part of pad post 4, and the cladding has the rubber skin on the up end of handle, can carry out high fine setting to in order to inspect.

The specific use mode and function of the embodiment are as follows:

in the using process, the checking fixture can be dragged to move through the holding rod 101, in the using process, the holding rod 101 can also play a supporting role, the lower end of the end pressure head 201 is of a forty-five-degree inclined surface structure which inclines outwards and downwards, the upper end of the end pressure support seat 3 is of an inclined surface structure corresponding to the lower end of the end pressure head 201, an included angle formed by inclination is matched with the radian of the corner of the rear bumper for clamping, so that the degree of engagement is higher, the lower end of the pressure head 601 is of an inclined surface structure which inclines outwards and downwards and eight degrees, the upper end of the middle pressure support seat 7 is of an inclined surface structure corresponding to the lower end of the middle pressure head 601, the radian position in the middle of the rear bumper can be clamped, so that the degree of engagement is higher, the stability is ensured, finally, an L-shaped handle is vertically and rotatably installed in the middle of the upper end of the cushion column 4, and the upper, fine height adjustments may be made to facilitate inspection.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. The utility model provides a rear bumper assembly is synthesized and is examined utensil which characterized in that: comprises a mobile base (1); end pressing clamps (2) are fixedly arranged in the middles of edges at the left end and the right end of the top plane of the movable base (1) respectively, and L-shaped end pressing supporting seats (3) are fixedly and correspondingly arranged at positions on the inner sides of the end pressing clamps (2); two pyramid-shaped cushion columns (4) are symmetrically and fixedly arranged in the left and right directions in the middle of the edge of the front end of the top plane of the movable base (1); a backward upward pressing clamp (5) is fixedly arranged on the movable base (1) at the outer side of the cushion column (4); two middle-pressure clamps (6) are symmetrically and fixedly arranged at the edge positions at the rear end of the top plane of the movable base (1) in the left-right direction, and corresponding L-shaped middle-pressure supporting seats (7) are respectively and fixedly arranged at the positions outside the middle-pressure clamps (6).

2. The comprehensive rear bumper assembly testing fixture of claim 1, wherein: the movable base (1) comprises a holding rod (101), and U-shaped holding rods (101) are respectively and vertically and outwards fixedly installed at the front end edge and the rear end edge of the movable base (1).

3. The comprehensive rear bumper assembly testing fixture of claim 1, wherein: end pressure anchor clamps (2) are including end pressure head (201), the perpendicular fixed mounting in main part electric cylinder's of end pressure anchor clamps (2) upper end piston rod department has end pressure head (201) of two fork halberds L form, and the lower extreme of its end pressure head (201) is the inclined plane structure of forty-five degrees of outside below slope, and the upper end of end pressure supporting seat (3) then be with the corresponding inclined plane structure of end pressure head (201) lower extreme.

4. The comprehensive rear bumper assembly testing fixture of claim 1, wherein: the medium-pressure clamp (6) comprises a medium-pressure head (601), the piston rod at the upper end of the main electric cylinder of the medium-pressure clamp (6) is vertically and fixedly provided with the medium-pressure head (601), the lower end of the medium-pressure clamp (601) is of an inclined plane structure inclined outwards and downwards by eight degrees, and the upper end of the medium-pressure support seat (7) is of an inclined plane structure corresponding to the lower end of the medium-pressure head (601).

5. The comprehensive rear bumper assembly testing fixture of claim 1, wherein: the middle part of the upper end of the cushion column (4) is vertically rotatably provided with an L-shaped handle, and the upper end surface of the handle is coated with rubber.

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