CN215893497U

CN215893497U - Special gauge for detecting deformation of U-shaped aluminum alloy control arm blank

Info

Publication number: CN215893497U
Application number: CN202121761267.4U
Authority: CN
Inventors: 李昆; 王德伟; 张宝
Original assignee: Changchun Jitong Kaisa Aluminum Co ltd
Current assignee: Changchun Jitong Kaisa Aluminum Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-22
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a special gauge for detecting the deformation of a U-shaped aluminum alloy control arm blank, which comprises the following components: fixed limiting plate and locating pin on the bottom plate, the lateral wall of U type aluminum alloy control arm blank can correspond with two limiting plate positions simultaneously with locating pin butt and its tip simultaneously, and the calliper rule can detect the tip of U type aluminum alloy control arm blank to the distance between the baffle, and the feeler gauge can detect the distance between U type aluminum alloy control arm blank and the limiting plate. According to the utility model, the plurality of positioning pins are arranged on the bottom plate, so that the U-shaped aluminum alloy control arm blank can be quickly and accurately positioned; the caliper gauge and the plug gauge respectively detect the distance between the end part of the U-shaped aluminum alloy control arm blank and the baffle and the distance between the U-shaped aluminum alloy control arm blank and the limiting plate, and the detection efficiency of the U-shaped aluminum alloy control arm blank is greatly improved by the arrangement.

Description

Special gauge for detecting deformation of U-shaped aluminum alloy control arm blank

Technical Field

The utility model relates to the field of automobile part quality inspection equipment, in particular to a special inspection device for detecting deformation of a U-shaped aluminum alloy control arm blank.

Background

The automobile control arm is one of important parts on an automobile steering axle, and the control arm mainly bears front side load and transfers the driving direction of an automobile when working. Thereby steering the vehicle and stably driving. At present, the high-speed development, the automobile industry is prosperous, the demand of control arm is also increased gradually, the problem of control arm deformation in production can not be avoided, the U-shaped aluminum alloy control arm bears changeable load during operation, so higher requirements are provided for the precision of the U-shaped aluminum alloy control arm blank, a three-coordinate measuring machine is generally adopted for detection in the prior art, but the method has the defects of complex operation, time-consuming detection, low detection efficiency, high operation difficulty, cost improvement and the like, and the batch production of the U-shaped aluminum alloy control arm blank is limited.

Therefore, how to provide a special gauge for detecting the deformation of a U-shaped aluminum alloy control arm blank so as to overcome the above problems is a problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a special gauge for detecting the deformation of a U-shaped aluminum alloy control arm blank.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a utensil is examined in special use that is used for U type aluminum alloy control arm blank deflection to detect, includes: the device comprises a bottom plate, two limiting plates and a plurality of positioning pins, wherein the two limiting plates and the plurality of positioning pins are fixed on one side plate surface of the bottom plate, the limiting plates are arranged in parallel to the plate surface of the bottom plate, the plurality of positioning pins are arranged in a mode of being perpendicular to the plate surface of the bottom plate, the baffle is fixed on the bottom plate, the plate surface of the baffle is perpendicular to the plate surface of the limiting plates, the baffle is provided with two limiting plates, the two limiting plates correspond to the two limiting plates respectively, the caliper gauge and the plug gauge can be placed on one side plate surface of the limiting plate far away from the bottom plate, the outer side wall of a U-shaped aluminum alloy control arm blank can be abutted against one ends of the plurality of positioning pins far away from the bottom plate, the two end portions of the U-shaped aluminum alloy control arm blank can correspond to the plate surfaces of the two limiting plates simultaneously, the caliper gauge can be tightly attached to the plate surface of the baffle and can detect the distance between the end portions of the U-shaped aluminum alloy control arm blank and the baffle, the plug gauge can detect the distance between the U-shaped aluminum alloy control arm blank and the limiting plate.

According to the technical scheme, compared with the prior art, the utility model discloses the special checking fixture for detecting the deformation of the U-shaped aluminum alloy control arm blank, and the special checking fixture has the advantages that the plurality of positioning pins are arranged on the bottom plate, so that the special checking fixture is simple in structure and convenient to operate, and can be used for quickly and accurately positioning the U-shaped aluminum alloy control arm blank; through setting up the limiting plate and rather than the baffle that the position corresponds, the both ends of U type aluminum alloy control arm blank can correspond with the limiting plate position to detect the tip of U type aluminum alloy control arm blank respectively through calliper rule and feeler gauge and the distance between the baffle and the distance between U type aluminum alloy control arm blank and the limiting plate, this detection mode can also improve the detection efficiency of U type aluminum alloy control arm blank greatly when guaranteeing effectually.

Preferably, the clamp further comprises a cushion block and a quick clamp, the cushion block is fixed on a side plate surface of the base plate, where the positioning pin is arranged, the quick clamp is fixed at one end, away from the base plate, of the cushion block, the clamping end of the quick clamp corresponds to the outer side wall of the U-shaped aluminum alloy control arm blank, and the quick clamp can clamp the U-shaped aluminum alloy control arm blank. This setting can be reliable fixes U type aluminum alloy control arm blank on the bottom plate.

Preferably, the number of the cushion blocks and the number of the quick clamps are two, and the cushion blocks and the quick clamps are both arranged on the inner side of the U-shaped aluminum alloy control arm blank. This setting is guaranteeing reliable fixing the U type aluminum alloy control arm blank on the bottom plate, and U type aluminum alloy control arm blank can not rock.

Preferably, a base is coaxially fixed at one end of the positioning pin, and the base is fixed with the plate surface of the bottom plate. This setting can be reliable fixes the locating pin.

Preferably, the whole U-shaped board that is of bottom plate, the calliper is provided with two and can arrange two separately on the face of limiting plate, two can with two on the baffle a terminal surface that the calliper hugs closely separately with the both ends wall of bottom plate is fixed respectively. The baffle plate and the bottom plate can be reliably fixed by the arrangement.

Preferably, the caliper gauge is a rectangular block, one side surface of the caliper gauge is provided with a rectangular groove penetrating through two end walls of the caliper gauge, the groove length direction of the rectangular groove can be perpendicular to the plate surface of the bottom plate, two oppositely arranged groove inner walls of the rectangular groove are measuring reference surfaces, and the side surface of the caliper gauge opposite to the rectangular groove can be tightly attached to the plate surface of the baffle plate. This setting can be effectual detects the distance between the tip to the baffle of U type aluminum alloy control arm blank.

Preferably, the overall plug gauge is cylindrical and comprises a first cylindrical section, a second cylindrical section and a third cylindrical section which are coaxially arranged in sequence, the first cylindrical section and the third cylindrical section are detection sections, the outer diameter of the first cylindrical section is larger than that of the third cylindrical section, and the outer diameter of the second cylindrical section is larger than that of the first cylindrical section. This setting can be effectual detects the distance between U type aluminum alloy control arm blank and the limiting plate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall isometric view of a special gauge for detecting deformation of a U-shaped aluminum alloy control arm blank;

FIG. 2 is an axonometric view of a U-shaped aluminum alloy control arm blank mounted on a special gauge for detecting the deformation of the U-shaped aluminum alloy control arm blank;

FIG. 3 is an axonometric view of a caliper gauge of a special checking fixture for detecting deformation of a U-shaped aluminum alloy control arm blank;

FIG. 4 is an axonometric view of a plug gauge of a special gauge for detecting deformation of a U-shaped aluminum alloy control arm blank.

In the figure:

the device comprises a base plate 1, a limiting plate 2, a positioning pin 3, a baffle plate 4, a blind hole 40, a caliper gauge 5, a rectangular groove 50, a plug gauge 6, a cylindrical section I60, a cylindrical section II 61, a cylindrical section III 62, a U-shaped aluminum alloy control arm blank 7, a cushion block 8, a quick clamp 9, a base 10, a lantern ring 11 and a soft rope 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model discloses a special checking fixture for detecting the deformation of a U-shaped aluminum alloy control arm blank, which is characterized in that a plurality of positioning pins 3 are arranged on a bottom plate 1, the arrangement structure is simple, the operation is convenient, and the U-shaped aluminum alloy control arm blank 7 can be quickly and accurately positioned; by arranging the quick clamp 9, the U-shaped aluminum alloy control arm blank 7 can be reliably fixed on the bottom plate 1; through setting up limiting plate 2 and rather than the baffle 4 that the position corresponds, the both ends of U type aluminum alloy control arm blank 7 can correspond with limiting plate 2 position to detect the tip of U type aluminum alloy control arm blank 7 respectively through calliper rule 5 and feeler gauge 6 and the distance between baffle 4 and U type aluminum alloy control arm blank 7 and the limiting plate 2, this detection mode can also improve the detection efficiency of U type aluminum alloy control arm blank 7 greatly when guaranteeing effectually.

Examples

Referring to the accompanying drawings, fig. 1-4 are schematic structural diagrams of an embodiment of the utility model, which in detail discloses a special gauge for detecting deformation of a U-shaped aluminum alloy control arm blank, and the gauge comprises: a bottom plate 1, a limit plate 2, a positioning pin 3, a baffle plate 4, a caliper gauge 5 and a plug gauge 6,

two limiting plates 2 and three positioning pins 3 are fixed on one side plate surface of a bottom plate 1, wherein the two limiting plates 2 are fixed with the bottom plate 1 through bolts, the limiting plates 2 are rectangular plates and are arranged in parallel with the plate surface of the bottom plate 1, a plurality of positioning pins 3 are all arranged in a mode of being perpendicular to the plate surface of the bottom plate 1, a rectangular baffle plate 4 is fixed on the bottom plate 1, the plate surface of the rectangular baffle plate 4 is perpendicular to the plate surface of the limiting plates 2, two baffle plates 4 are arranged and correspond to the two limiting plates 2 respectively, a caliper gauge 5 and a plug gauge 6 can be placed on one side plate surface of the limiting plate 2 away from the bottom plate 1, the outer side wall of a U-shaped aluminum alloy control arm blank 7 is provided with three positioning datum surfaces, the three positioning datum surfaces can be abutted against one ends of the three positioning pins 3 away from the bottom plate 1 simultaneously, two end portions of the three positioning datum surfaces can correspond to the plate surfaces of the two limiting plates 2 simultaneously, the caliper gauge 5 can be tightly attached to the plate surface of the baffle plate 4 and can detect the distance between the end portion of the U-shaped aluminum alloy control arm blank 7 and the baffle plate 4, the plug gauge 6 can detect the distance between the U-shaped aluminum alloy control arm blank 7 and the limiting plate 2.

Further specifically, still include cushion 8 and active grab 9, cushion 8 is a rectangular block and its fixing has been arranged on the side face of locating pin 3 at bottom plate 1, the one end that bottom plate 1 was kept away from to cushion 8 is fixed with active grab 9, the exposed core of active grab 9 corresponds with the lateral wall position of U type aluminum alloy control arm blank 7, active grab 9 can press from both sides tight U type aluminum alloy control arm blank 7, because active grab 9 belongs to more ripe prior art, do not do specific explanation to its concrete structure and centre gripping principle again in this embodiment.

Further specifically, cushion 8 and active grab 9 all are provided with two, and cushion 8 and active grab 9 both arrange the inboard at U type aluminum alloy control arm blank 7.

Further specifically, a circular base 10 is coaxially fixed at one end of the positioning pin 3, the base 10 is fixed with the plate surface of the bottom plate 1 through bolts, the positioning pin 3 is made of carbon tool steel and is subjected to heat treatment, and the positioning pin 3 made of the material is wear-resistant, corrosion-resistant and hard.

Further specifically, the whole bottom plate 1 is a U-shaped plate and the material thereof is 45 # steel, the calliper gauges 5 are provided with two and can arrange respectively on two limiting plates 2's face, can pass through the bolt fastening with the both ends wall of bottom plate 1 respectively with two terminal surfaces that the calliper gauges 5 hug closely respectively on two baffles 4.

Further specifically, the caliper gauge 5 is a rectangular block, one side surface of the caliper gauge 5 is provided with a rectangular groove 50 penetrating through the two end walls of the rectangular groove, the groove length direction of the rectangular groove 50 can be perpendicular to the plate surface of the bottom plate 1, the two oppositely arranged groove inner walls of the rectangular groove 50 are measurement reference surfaces, and the side surface, opposite to the rectangular groove 50, of the caliper gauge 5 can be tightly attached to the plate surface of the baffle plate 4.

Further specifically, the plug gauge 6 is cylindrical and comprises a first cylindrical section 60, a second cylindrical section 61 and a third cylindrical section 62 which are coaxially arranged in sequence, the first cylindrical section 60 and the third cylindrical section 62 are detection sections, the outer diameter of the first cylindrical section 60 is larger than that of the third cylindrical section 62, and the outer diameter of the second cylindrical section 61 is larger than that of the first cylindrical section 60.

Further specifically, an inherent lantern ring 11 is sleeved on the second cylindrical section 61, a soft rope 12 is fixed on the outer wall of the lantern ring 11, a blind hole 40 is formed in the side wall of one baffle 4 of the two baffles 4, one end, far away from the lantern ring 11, of the soft rope 12 is embedded and fixed in the blind hole 40, the soft rope 12 is long enough, and the plug gauge 6 can be used for detecting two ends of the U-shaped aluminum alloy control arm blank 7. The setting ensures that the plug gauge 6 can not be lost and is convenient to use next time after the plug gauge 6 is used up by an operator.

The end part of the U-shaped aluminum alloy control arm blank 7 is cylindrical, and the axial lead of the cylindrical shape is vertical to the length direction of the U-shaped aluminum alloy control arm blank 7 and can be parallel to the plate surface of the bottom plate 1.

The use method of the special gauge for detecting the deformation of the U-shaped aluminum alloy control arm blank comprises the following steps:

firstly, a bottom plate 1 is horizontally arranged, a U-shaped aluminum alloy control arm blank 7 to be detected is placed above the plate surface of the bottom plate 1, and three positioning reference surfaces on the outer side wall of the bottom plate 1 are respectively abutted with one ends of three positioning pins 3 far away from the bottom plate 1;

secondly, operating two quick clamps 9 and firmly clamping the U-shaped aluminum alloy control arm blank 7;

and finally, respectively detecting two ends of the U-shaped aluminum alloy control arm blank 7 by using the plug gauge 6 and the two caliper gauges 5, and judging whether the U-shaped aluminum alloy control arm blank 7 is qualified or not: sliding a caliper gauge 5 on a limiting plate 2 in a reciprocating manner along a direction perpendicular to the length direction of a U-shaped aluminum alloy control arm blank 7, judging whether one end of the U-shaped aluminum alloy control arm blank 7 interferes with a measurement reference plane or not, and whether the other end of the U-shaped aluminum alloy control arm blank 7 also interferes with the measurement reference plane or not, and when two ends of the U-shaped aluminum alloy control arm blank 7 interfere with the measurement reference plane, meeting the condition that the detection aims at detecting the length of the U-shaped aluminum alloy control arm blank 7 and ensuring that the U-shaped aluminum alloy control arm blank 7 has enough cutting allowance in subsequent finish machining; secondly, if the third cylindrical section 62 on the plug gauge 6 can smoothly pass through the gap between the end part of the U-shaped aluminum alloy control arm blank 7 and the limiting plate 2, and the first cylindrical section 60 on the plug gauge 6 cannot pass through the gap between the end part of the U-shaped aluminum alloy control arm blank 7 and the limiting plate 2, the condition that the outer contour diameter of the end part of the U-shaped aluminum alloy control arm blank 7 is detected is met, and the U-shaped aluminum alloy control arm blank 7 is guaranteed to have enough cutting allowance in subsequent finish machining.

If the U-shaped aluminum alloy control arm blank 7 simultaneously meets the condition defined by the second step, the U-shaped aluminum alloy control arm blank 7 is qualified, otherwise, if one of the U-shaped aluminum alloy control arm blanks is not qualified, the U-shaped aluminum alloy control arm blank 7 is unqualified.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a utensil is examined in special use that is used for U type aluminum alloy control arm blank deflection to detect which characterized in that includes: bottom plate (1), limiting plate (2), locating pin (3), baffle (4), calliper rule (5) and plug gauge (6) be fixed with two limiting plate (2) and a plurality of locating pin (3) on one side face of bottom plate (1), limiting plate (2) are on a parallel with the face of bottom plate (1) is arranged, and is a plurality of locating pin (3) equal perpendicular to the face of bottom plate (1) is arranged, baffle (4) are fixed on bottom plate (1) and its face with the face of limiting plate (2) is perpendicular, baffle (4) are provided with two and respectively with two limiting plate (2) position corresponds, calliper rule (5) with plug gauge (6) homoenergetic enough are placed limiting plate (2) is kept away from on one side face of bottom plate (1), the lateral wall of U type aluminum alloy control arm blank (7) can be simultaneously with a plurality of locating pin (3) is kept away from the one end butt of bottom plate (1) and its both ends butt are kept away from Simultaneously can with two the face position of limiting plate (2) corresponds, calliper rule (5) can be hugged closely the face of baffle (4) is right the tip of U type aluminum alloy control arm blank (7) extremely distance between baffle (4) detects, feeler gauge (6) can be right U type aluminum alloy control arm blank (7) with distance between limiting plate (2) detects.

2. The special detection tool for detecting the deformation of the U-shaped aluminum alloy control arm blank according to claim 1, further comprising a cushion block (8) and a quick clamp (9), wherein the cushion block (8) is fixed on a side plate surface of the base plate (1) on which the positioning pin (3) is arranged, the quick clamp (9) is fixed at one end of the cushion block (8) far away from the base plate (1), a clamping end of the quick clamp (9) corresponds to the position of the outer side wall of the U-shaped aluminum alloy control arm blank (7), and the quick clamp (9) can clamp the U-shaped aluminum alloy control arm blank (7).

3. The special detection tool for detecting the deformation of the U-shaped aluminum alloy control arm blank as claimed in claim 2, wherein two cushion blocks (8) and two quick clamps (9) are provided, and both the cushion blocks (8) and the quick clamps (9) are arranged on the inner side of the U-shaped aluminum alloy control arm blank (7).

4. The special detection tool for detecting the deformation of the U-shaped aluminum alloy control arm blank according to claim 1, wherein a base (10) is coaxially fixed at one end of the positioning pin (3), and the base (10) is fixed with the plate surface of the bottom plate (1).

5. The special detection tool for detecting the deformation of the U-shaped aluminum alloy control arm blank as claimed in claim 1, wherein the bottom plate (1) is integrally a U-shaped plate, the two calipers (5) are provided with two calipers (5) and can be respectively arranged on the plate surfaces of the two limiting plates (2), and one end surfaces of the two baffle plates (4) which can be respectively attached to the two calipers (5) are respectively fixed to two end walls of the bottom plate (1).

6. The special detection tool for detecting the deformation of the U-shaped aluminum alloy control arm blank according to claim 1, wherein the caliper gauge (5) is a rectangular block, one side surface of the caliper gauge is provided with a rectangular groove (50) penetrating through two end walls of the rectangular groove, the groove length direction of the rectangular groove (50) can be perpendicular to the plate surface of the bottom plate (1), two oppositely arranged groove inner walls of the rectangular groove (50) are measuring reference surfaces, and the side surface of the caliper gauge (5) opposite to the rectangular groove (50) can be tightly attached to the plate surface of the baffle plate (4).

7. The special detection tool for detecting the deformation of the U-shaped aluminum alloy control arm blank as claimed in claim 1, wherein the plug gauge (6) is cylindrical as a whole and comprises a first cylindrical section (60), a second cylindrical section (61) and a third cylindrical section (62) which are coaxially arranged in sequence, the first cylindrical section (60) and the third cylindrical section (62) are detection sections, the outer diameter of the first cylindrical section (60) is larger than that of the third cylindrical section (62), and the outer diameter of the second cylindrical section (61) is larger than that of the first cylindrical section (60).