CN212778955U

CN212778955U - Automobile framework checking fixture

Info

Publication number: CN212778955U
Application number: CN202021573574.5U
Authority: CN
Inventors: 李连驰
Original assignee: Changchun Dahua Plastic Cement Product Co ltd
Current assignee: Changchun Dahua Plastic Cement Product Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-23
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses an utensil is examined to vapour car skeleton, include by the bottom plate with support, the top distribution that supports is in a plane for the bottom plate slope, the front side of lower pillar is equipped with the baffle, form between baffle and the lower pillar and hold the slot of the zero embedding that awaits measuring, lead to the end pin and detect the position range that the round pin is the insertion point and the check point of the part that corresponds the awaiting measuring, wear to be equipped with a pivot between two lower pillars, the cover is equipped with a upset piece in the pivot, the upset piece upset when to operating condition with the bottom profile shape matching block of the part that awaits measuring. The utility model discloses, compact structure to the automobile skeleton special design installation shape, can mutual dismantlement connect between each part, and the use of examining the utensil is convenient and fast very, and operation method is simple and practical to the spatial layout design of each check point is firm, effectively reduces detection error, and location and measurement accuracy are higher.

Description

Automobile framework checking fixture

Technical Field

The utility model relates to a detection of automobile parts, concretely relates to utensil is examined to vapour car skeleton.

Background

The automobile inspection device is a simple tool for controlling various sizes of products in automobile industrial production enterprises, such as detection of aperture and space size, and the like, not only can improve production efficiency and control quality, but also is suitable for mass production of products.

However, the existing automobile gauge has the following disadvantages:

1) the error is large, and the measurement precision is low;

2) the structure is complex, and the using method is complex;

3) the special checking fixture cannot be designed for the automobile framework.

In summary, a more accurate checking fixture for an automobile framework is required in the current market.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that lack accurate automobile skeleton at present and examine a problem.

In order to solve the above technical problems, the technical solution adopted by the present invention is to provide an inspection device for automobile frame, comprising a bottom plate and a support disposed on the bottom plate, wherein the support comprises a middle pillar disposed in the middle of the bottom plate, a left pillar disposed on the left side of the middle pillar, a right pillar disposed on the right side of the middle pillar, an upper pillar disposed on the upper side of the middle pillar, and a lower pillar disposed on the lower side of the middle pillar, and the tops of the middle pillar, the left pillar, the right pillar, and the upper pillar are distributed in a plane inclined with respect to the bottom plate, the middle pillar, the left pillar, the right pillar, and the upper pillar respectively have placement points matching with the contour shapes of the middle part, the left part, the right part, and the upper part of the bottom surface of the part to be inspected of the automobile frame, a baffle is disposed on the front side of the lower pillar, and a groove for accommodating the bottom of the part to be inspected, the middle supporting column, the left supporting column, the right supporting column, the upper supporting column and the lower supporting column are movably inserted with a plurality of through-stop pins and detection pins respectively towards parts to be detected, the through-stop pins and the detection pins are arranged at positions corresponding to insertion points and detection points of the parts to be detected respectively, the lower supporting column is symmetrically arranged with two lower supporting columns along the left and right of the bottom plate, a rotating shaft penetrates through the lower supporting columns, a turnover block is sleeved on the rotating shaft, and the turnover block is matched with the bottom outline shape of the parts to be detected when being turned to a working state.

In the scheme, a plurality of clamps are arranged on the left support and the right support towards the part to be measured respectively, and the clamps are arranged towards fixed positions on the part to be measured.

In the scheme, the bottom plate is provided with the detection box, and various handheld detection pieces and handheld stop blocks for detecting the relevant positions of the parts to be detected are placed in the detection box.

In the above scheme, the top of the middle support column, the top of the left support column, the top of the right support column and the top of the upper support column are respectively provided with a detection flat plate which is matched and attached with the bottom surface of the part to be detected, and the through-stop pin and the detection pin are respectively detachably connected to the corresponding detection flat plates.

In the above scheme, the bottom plate is provided with a plurality of buckles capable of placing the through stop pin and the detection pin.

In the above scheme, the left and right pillars are arranged in bilateral symmetry.

The utility model discloses, compact structure to the automobile skeleton special design installation shape, can mutual dismantlement connect between each part, and the use of examining the utensil is convenient and fast very, and operation method is simple and practical to the spatial layout design of each check point is firm, effectively reduces detection error, and location and measurement accuracy are higher.

Drawings

FIG. 1 is a three-dimensional structure of the present invention;

FIG. 2 is a rear side perspective view of the part to be measured in FIG. 1 without being assembled;

fig. 3 is a top view of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

The utility model discloses an utensil is examined to vapour car skeleton, this paper content can be used for reference to technical staff in the field, and proper improvement technological parameter realizes. It is expressly noted that all such similar substitutes and modifications apparent to those skilled in the art are deemed to be included in the invention and it is apparent to those skilled in the art that the inventive technique can be practiced and applied by modifying or appropriately combining the teachings herein without departing from the spirit and scope of the invention.

In the present application, unless otherwise specified, scientific and technical terms used herein have the meanings as commonly understood by one of ordinary skill in the art.

As shown in fig. 1 to 3, the utility model provides a pair of utensil is examined to vapour vehicle skeleton, include by bottom plate 1 and the support of setting on bottom plate 1, support and live and divide into altogether: a middle pillar 2 provided in the middle of the floor panel 1, a left pillar 3 provided on the left side of the middle pillar 2, a right pillar 4 provided on the right side of the middle pillar 2, an upper pillar 5 provided on the upper side of the middle pillar 2, and a lower pillar 6 provided on the lower side of the middle pillar 2.

Left pillar 3 and right branch post 4 are bilateral symmetry and arrange, and well pillar 2, left pillar 3, right branch post 4 and the top distribution of upper prop 5 are in a plane for the 1 slope of bottom plate, and well pillar 2, left pillar 3, right branch post 4 and upper prop 5 have respectively with the bottom surface middle part of auto skeleton part 7 that awaits measuring, the left part, the right part and the matching of upper portion profile shape place the point, place the point and specifically can design into: the top of well pillar 2, left pillar 3, right branch post 4 and upper prop 5 is equipped with respectively and matches the detection flat board of laminating with the bottom surface of part 7 that awaits measuring, and the bottom surface of part 7 that awaits measuring is the inclined state like this and places the detection flat board of each support more convenient waiting to detect.

The front side of the lower support 6 is provided with a baffle 8, a groove for accommodating the bottom of the part 7 to be detected is formed between the baffle 8 and the lower support 6, thus, after the part 7 to be detected is placed on each supported detection flat plate, the part 7 to be detected can be nested in the groove to abut against and be fixed, the middle support 2, the left support 3, the right support 4, the upper support 5 and the lower support 6 are respectively movably inserted with a plurality of through-stop pins 9 and detection pins 10 towards the part 7 to be detected, each through-stop pin 9 and detection pin 10 are respectively arranged corresponding to the insertion points and detection points of the part 7 to be detected, after the part 7 to be detected is placed, each through-stop pin 9 and detection pin 10 are movably inserted to align to the relevant detection positions of the part 7 to be detected, and the through-stop pins 9 and detection pins 10 are respectively detachably connected to the corresponding detection flat plates.

Further preferably, lower pillar 6 has two along bottom plate 1 bilateral symmetry, and wears to be equipped with a pivot 11 between two lower pillars 6, and pivot 11 cover is equipped with a upset piece 12 and can rotate together, and the profile shape matches in upset piece 12 and the bottom of the part 7 that awaits measuring, and upset piece 12 overturns to operating condition time and matches the block with the bottom profile shape of the part 7 that awaits measuring, and upset piece 12 can be used to nimble opening through the rotation like this and takes out or press from both sides the part 7 that awaits measuring.

The left pillar 3 and the right pillar 4 are respectively provided with a plurality of clamps 13 towards the part 7 to be measured, the clamps 13 are arranged towards fixed positions on the part 7 to be measured, and the clamps 13 are fastened when the part 7 to be measured is placed in place, so that the stability of the part 7 to be measured is further enhanced.

The bottom plate 1 is provided with a detection box 14, various handheld detection parts 15 and handheld stop blocks 16 for detecting relevant positions of the part 7 to be detected are placed in the detection box 14, and the stop pins 9 and the detection pins 10 are matched, so that multidirectional detection and positioning of the part 7 to be detected are realized, and the detection precision is improved.

The bottom plate 1 is provided with a plurality of buckles 17 capable of placing the through stop pin 9 and the detection pin 10, so that the parts can be taken at any time, and the parts are prevented from being lost.

The utility model discloses an operation flow as follows:

1. loosening all the clamps, placing the detection pins at corresponding placement positions of the bottom plate, and wiping the part to be detected to be clean, wherein the part to be detected is in a state to be mounted;

2. placing the part to be detected into a detection tool, closely attaching the part to be detected to each detection flat plate, and moving all the clamps to a working state, wherein the product is in a state to be detected;

3. the part to be detected is well positioned, the detection pins with different specifications on the left and the right are used for detecting the position degree of 0.5mm of a hole phi 7.9, the position degree of 0.5mm of a hole 6.7 x 15.3 and the position degree of 0.5mm of the hole phi 6 of the part to be detected, meanwhile, a handheld detection piece is used for detecting the position degree of 140mm in distance, a through-stop pin is used for detecting, if the through end passes through, the end cannot pass through, the part is qualified, otherwise, the part is unqualified.

4. And (3) placing the corresponding handheld detection piece at the corresponding position, inserting the detection pin into the phi 20 hole to position, enabling the part to be detected to be closely attached to the handheld detection piece, detecting the movable detection pin, and determining that the part is qualified if the part can be inserted, or else, determining that the part is unqualified.

5. And detecting the 0.2mm position degree of the hole of the part to be detected by using the corresponding detection pin J, and detecting the 0.1mm position degree of the hole of the part to be detected by using the detection pin. And detecting 120mm by using a handheld pass-stop block, wherein the product is qualified if the product can be inserted, and is unqualified otherwise.

6. The hole of the part to be detected is detected by using the through-stop pin 2GO phi 13.79NOGO phi 13.99, the hole is qualified if the through end can not pass through the end stop, otherwise, the hole is unqualified, the hole of the part to be detected is detected by using the through-stop pin 4GO phi 8.1NOGO phi 7.1, the hole is qualified if the through end can not pass through the end stop, otherwise, the hole is unqualified, the hole of the part to be detected is detected by using the detection pin J5GO phi 6.0NOGO phi 6.1, the hole is qualified if the through end can not pass through the end stop, and otherwise, the hole is unqualified.

7. A3 mm gap was measured using a GO/no-GO gauge GO 2.75NOGO 3.25 and a 0mm face difference was measured using a +0.25/-0.25 flushness gauge.

8. And releasing all the clamps, and placing the detection pin in the bottom plate box.

The present invention is not limited to the above best mode, and any person should learn the structural changes made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.

Claims

1. The checking fixture for the automobile framework is characterized by comprising a bottom plate and a support arranged on the bottom plate, wherein the support comprises a middle support arranged in the middle of the bottom plate, a left support arranged on the left side of the middle support, a right support arranged on the right side of the middle support, an upper support arranged on the upper side of the middle support and a lower support arranged on the lower side of the middle support, the tops of the middle support, the left support, the right support and the upper support are distributed in a plane inclined relative to the bottom plate, the middle support, the left support, the right support and the upper support are respectively provided with placing points matched with the contour shapes of the middle part, the left part, the right part and the upper part of the bottom surface of a part to be detected of the automobile framework, a baffle is arranged on the front side of the lower support, a groove for accommodating the bottom of the part to be detected is formed between the baffle and the lower support, and the middle support, The left pillar, the right pillar, the upper pillar and the lower pillar are movably inserted with a plurality of through-stop pins and detection pins respectively towards the part to be detected, the through-stop pins and the detection pins are respectively arranged at positions corresponding to the insertion points and detection points of the part to be detected, the lower pillar is arranged with two through-stop pins and two detection pins along the left-right symmetry of the bottom plate, a rotating shaft is arranged between the lower pillars in a penetrating mode, a turnover block is sleeved on the rotating shaft, and the turnover block is matched with the bottom outline shape of the part to be detected when being turned to the working state.

2. The checking fixture for automobile frameworks according to claim 1, wherein a plurality of clamps are respectively arranged on the left pillar and the right pillar towards the part to be tested, and the clamps are arranged towards fixed positions on the part to be tested.

3. The checking fixture for the automobile frame as claimed in claim 1, wherein a detection box is arranged on the bottom plate, and various hand-held detection pieces and hand-held stop blocks for detecting the relevant positions of the parts to be detected are placed in the detection box.

4. The checking fixture for the automobile frame as claimed in claim 1, wherein the top of the middle pillar, the top of the left pillar, the top of the right pillar, and the top of the upper pillar are respectively provided with a detection plate which is matched and attached to the bottom surface of the part to be detected, and the through-stop pin and the detection pin are respectively detachably connected to the corresponding detection plates.

5. The checking fixture for the automobile frame as claimed in claim 1, wherein the bottom plate is provided with a plurality of buckles for placing the through-stop pin and the detection pin.

6. The automobile frame testing fixture according to claim 1, wherein the left and right pillars are arranged in a left-right symmetrical manner.