CN210268506U

CN210268506U - Multi-groove bottom surface overall flatness detection tool

Info

Publication number: CN210268506U
Application number: CN201921401898.8U
Authority: CN
Inventors: 陈金彪; 方俊元; 范烨; 欧宗易; 刘勇
Original assignee: CSR Zhuzhou Electric Co Ltd
Current assignee: CRRC Zhuzhou Electric Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-04-07
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a whole plane degree of many grooved underside detects frock, the loach carrying platform comprises a supporting fram, set up two at least locating pieces on the support frame, be connected with perpendicularly on every locating piece and detect the stick, the lower extreme that detects the stick is the plane end, the plane end that detects the stick after detecting the stick and the perpendicular connection of locating piece is on same plane, the plane end that detects the stick just can await measuring in the recess and with the face contact that awaits measuring. The detection rod with a plurality of plane ends in the same plane extends into the groove, and the clearance between the plane ends and the bottom surface of the groove to be detected is measured by the feeler gauge to judge whether the flatness of the groove meets the requirement. The utility model discloses simple structure, the multiscroll bottom surface plane degree of detectable different quantity, different interval, different distributions.

Description

Multi-groove bottom surface overall flatness detection tool

Technical Field

The utility model relates to a measure the frock field, in particular to whole flatness in many grooved underside detects frock.

Background

During the manufacturing and installation of the equipment, it is usually encountered that the equipment suspension installation plane is positioned in one or more grooves, and whether the ground of the groove is positioned in one plane determines the levelness and the stability of the equipment installation. In particular, in the manufacturing process of the core-type structure transformer, the requirement on the integral flatness of the suspension seat of the oil tank is high. Before the transformer body is installed in the tank, the flatness of the whole installation surfaces of 4 suspension seats in the oil tank needs to be measured and confirmed. Because the mounting surface of the suspension seat is a groove, the measurement is limited by space. Professional measuring equipment is expensive, and the operation is too inconvenient when a conventional measuring tool is used for measuring. The conventional level bar or other general measuring tools for detecting the flatness of the bottom surfaces of the grooves are difficult to apply, so that the detection tool which is simple in structure and can be suitable for the flatness of the bottom surfaces of the grooves has important significance in the field of equipment installation and manufacturing.

Through patent search, the patent literature reports the same as the utility model are not found, and what is relevant to the utility model is the following:

1. patent No. CN201511026928, the invention patent of the name "a flatness detecting device", discloses a flatness detecting device, including main body and metal support, characterized in that: the main part is provided with a plurality of grooves corresponding to the metal supports, the metal supports are arranged in the grooves, one side of the upper end of each metal support is provided with an interface corresponding to the electrical connecting wire, a round hole corresponding to the elastic supporting surface is arranged in the middle of each metal support, and the elastic supporting surface is arranged on the round hole of each metal support. The flatness of the invention can be set according to the requirements of customers, and the invention has the advantages of low processing cost, high precision (the highest precision can reach 0.1mm), wide application environment, suitability for automatic production and convenience for adjustment and maintenance. The contrast file adopts the matching of the elastic supporting surface and the metal support and can realize the flatness detection with higher precision, but the contrast file cannot be applied to the flatness detection of the bottom surface of the groove.

2. Patent number "CN 201520898749", the utility model patent of the title "utensil is examined to cylinder head cover mould assembling plane degree" discloses an utensil is examined to cylinder head cover mould assembling plane degree, examine the round pin including benchmark flat board and bolt formula, the benchmark flat board is the rectangle, and the dull and stereotyped front end of benchmark and rear end are provided with six recesses respectively, and left end and right-hand member are provided with one respectively and three recess, every the recess has all been link up and all is provided with the bolt hole in dull and stereotyped border of benchmark and every recess, and the dull and stereotyped middle part level of benchmark is provided with two bolt holes in addition, and every bolt hole all disposes a bolt formula and examines the round pin, and the left part of face is equipped with four pits according to the rectangular distribution on the. The beneficial effects of the utility model reside in that can detect the position degree of cylinder head cover mounting bolt via hole to can detect the mould assembling face plane degree of cylinder head cover after the installation under the cooperation of clearance gauge, detection efficiency is high, and the testing result is accurate, reliable. The comparison file has a good detection effect on the flatness of the cylinder head cover mould assembling, but is difficult to be applied to the flatness detection of the bottom surface of the multi-groove with uncertain number and size.

SUMMERY OF THE UTILITY MODEL

For the technical problem that solves the many recess bottom surface plane degree of unidimensional quantity and detect, the utility model discloses technical scheme as follows:

the utility model provides a whole flatness of many recess bottom surfaces detects frock, includes the support frame, set up two at least locating pieces on the support frame, be connected with perpendicularly on every locating piece and detect the stick, the lower extreme that detects the stick is the plane end, the plane end that detects the stick after detecting the stick and the perpendicular connection of locating piece is on same plane, the plane end that detects the stick can await measuring in the recess and with the face Q contact that awaits measuring.

Furthermore, the detection rod is vertically connected to the positioning block through an adjusting mechanism, and the height H from the plane end of the detection rod to the positioning block is adjusted through the adjusting mechanism.

Furthermore, the adjusting mechanism is composed of a detection rod threaded hole formed in the positioning block and threads formed on the surfaces of the connection ends of the detection rod and the positioning block, the detection rod is vertically connected with the detection rod threaded hole in a matched mode through the threads on the surfaces of the connection ends of the positioning block, and the height H from the plane end of the detection rod to the positioning block can be adjusted through rotating the detection rod.

Furthermore, the positioning block is detachably connected with the support frame.

Furthermore, the first positioning holes are formed in the support frame and the first positioning blocks, and the support frame and the first positioning blocks are detachably connected through bolts or bolts penetrating through the first positioning holes.

Furthermore, the positioning block is in sliding connection with the support frame.

Furthermore, the support frame is provided with a mounting groove, the positioning block is connected to the support frame in a sliding mode through the mounting groove, a second positioning hole is formed in the positioning block, the bolt penetrates through the second positioning hole, and the bottom face of the bolt is in contact with the surface of the mounting groove or is separated from the surface of the mounting groove through rotation of the bolt.

Furthermore, the support frame is of a # -shaped structure formed by connecting four square steel pipes end to end.

Furthermore, the positioning block is in a convex shape, and the protruding end is vertically connected with the detection rod.

Further, the square steel tube of the support frame further comprises a telescopic structure, and the length of the square steel tube can be adjusted through the telescopic structure.

The utility model has the advantages of it is following:

1. the plane ends of the detection rods are adjusted to be in the same plane through pre-calibration, and the plane ends of the detection rods are contacted with the bottom surfaces of the grooves, so that if the plane ends of all the detection rods and gaps of the bottom surfaces of the grooves are within an allowable tolerance range, the flatness of the bottom surfaces of the grooves meets the requirement, otherwise, the flatness does not meet the requirement.

2. The distance between the plane end of the detection rod and the positioning block is adjustable, so that the flatness of the plane end of the detection rod can be calibrated, and the flatness detection of grooves with different depths can be adapted.

3. The positioning blocks and the supporting frame are detachably or slidably connected, the number of the positioning blocks and the spacing size of the positioning blocks can be adjusted, and the flatness detection of the bottom surfaces of the grooves in different numbers and different intervals is realized.

4. The shape of the support frame can be adjusted according to the distribution condition of the groove to be measured, and the application range of the tool is further widened.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of a height adjustment mechanism for the positioning block and the detection rod;

FIG. 3 is a first schematic view of a connection structure of a positioning block and a supporting frame;

FIG. 4 is a schematic view of a connection structure of a positioning block and a supporting frame;

FIG. 5 shows a first embodiment of a support frame;

fig. 6 is a schematic view of the telescopic structure of the support frame.

Detailed Description

In order that those skilled in the art can fully practice the invention, the following detailed description of the invention is given with reference to the accompanying drawings.

As shown in fig. 1, the whole flatness of many grooved underside detects frock, includes support frame 1, set up two at least locating pieces 2 on the support frame, be connected with perpendicularly on every locating piece 2 and detect stick 3, the lower extreme that detects stick 3 is the plane end, the plane end that detects stick 3 and locating piece 2 after being connected perpendicularly is on same plane, but in the plane end await measuring groove of detecting stick 3 and with the face Q contact that awaits measuring.

Detect

stick

3 and 2 vertical connections of locating piece, locating piece 2 connection distribution is on support frame 1, detects stick 3 and has a plane end and all plane ends that detect stick 3 all on a plane, through the plane end that will detect stick 3 stretch into the recess bottom with the face Q contact that awaits measuring, drives the gap size that detects face Q and the plane end that detects stick 3 with the feeler gauge, judges whether recess bottom surface plane degree meets the requirements.

As shown in fig. 2, the detecting rod 3 is vertically connected to the positioning block 2 through an adjusting mechanism, and the height H of the plane end of the detecting rod 3 from the positioning block can be adjusted through the adjusting mechanism.

In order to be suitable for different depth groove detection conditions and to flexibly calibrate the tool before measurement, the detection rod is vertically connected to the positioning block 2 through an adjusting mechanism so as to adjust the height H from the plane end of the detection rod 3 to the positioning block.

The adjusting mechanism can be preferably adjusted in a threaded mode, the positioning block 2 is provided with a detection rod threaded hole 21, the detection rod 3 is vertically connected with the detection rod threaded hole 21 in a matched mode through threads on the surface of the connecting end of the positioning block 2, and the height H from the plane end of the detection rod 3 to the positioning block can be adjusted by rotating the detection rod 3. When the height is adjusted to reach the upper limit or the lower line, or the size of the detection rod 3 can not extend into the groove, the detection rods with different sizes and lengths can be conveniently replaced. For the convenience of detection, can not show the hoist and mount on a calibration plane with the frock before detecting through the lifting hook on the way, adjust the gap height that detects 3 plane ends of stick and calibration plane to on calibrating the plane in advance all the plane ends that detect stick 3 to during the measurement with the good frock of calibration place the recess that awaits measuring can.

As shown in fig. 3 and 4, in order to adapt the number and the spacing of the positioning blocks 3 to the groove detection conditions with different numbers and spacings, the positioning blocks 3 and the support frame may be detachably connected or slidably connected so as to adjust the number and the spacing of the positioning blocks 3.

The support frame 1 and the positioning block 2 are both provided with a positioning hole I4, and the support frame 1 and the positioning block 2 are detachably connected by a bolt or a bolt penetrating through the positioning hole I4.

The support frame 1 is provided with an installation groove 11, the positioning block 2 is connected to the support frame 1 in a sliding mode through the installation groove 11, the positioning block 2 is provided with a second positioning hole 5, the bolt penetrates through the second positioning hole 5, and the bottom face of the bolt is in surface contact with the installation groove 11 or is separated from the surface of the installation groove 11 through rotation of the bolt.

As shown in FIG. 5, the supporting frame 1 is a # -shaped structure formed by connecting four square steel pipes end to end. The positioning block 2 is in a convex shape, and the protruding end is vertically connected with the detection rod 3. In the suspension installation process of the core type transformer, the suspension installation points are four grooves, the optimized support frame 1 is of a groined structure formed by connecting four square steel pipes end to end, and the positioning block 2 is connected to the support frame 1. Similarly, if the distribution quantity and the distribution mode of the grooves to be detected are changed, the support frame 1 can be designed into other shapes connected with the head according to the distribution condition or the quantity of the grooves to be detected, such as a triangle, a polygon and the like.

As shown in fig. 6, in order to further adjust the size of the support frame 1, the square steel tube of the support frame 1 further comprises a telescopic structure, and the length of the square steel tube can be adjusted by the telescopic structure. The telescopic structure comprises a guide rail 12, one end of the guide rail 12 extends into the steel pipe of the support frame 1, one end of the guide rail is fixedly connected with the steel pipe at the other end of the support frame 1, and the size of the support frame can be adjusted by stretching the guide rail 12. Similarly, other common telescopic adjusting mechanisms such as marbles and bolts can be used for adjusting the support frame 1, and are not described again.

Obviously, the above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a whole flatness of many recess bottom surfaces detects frock, includes support frame (1), set up two at least locating pieces (2) on the support frame, its characterized in that is connected with perpendicularly on every locating piece (2) and detects stick (3), the lower extreme that detects stick (3) is the plane end, the plane end that detects stick (3) after detecting stick (3) and locating piece (2) perpendicular connection is on same plane, the plane end that detects stick (3) can stretch into in the recess that awaits measuring and with the face Q contact that awaits measuring.

2. The tool for detecting the overall flatness of the bottom surface of the multi-groove according to claim 1, wherein the detection rod (3) is vertically connected to the positioning block (2) through an adjusting mechanism, and the height H of the plane end of the detection rod (3) from the positioning block can be adjusted through the adjusting mechanism.

3. The tool for detecting the whole flatness of the bottom surface of the multi-groove according to claim 2, wherein the adjusting mechanism is composed of a detection rod threaded hole (21) formed in the positioning block (2) and threads on the surface of the connecting end of the detection rod (3) and the positioning block (2), the detection rod (3) is vertically connected with the detection rod threaded hole (21) in a matched mode through the threads on the surface of the connecting end of the positioning block (2), and the height H from the plane end of the detection rod (3) to the positioning block can be adjusted by rotating the detection rod (3).

4. The multi-groove bottom surface overall flatness detection tool according to claim 3, wherein the positioning block (2) is detachably connected with the support frame (1).

5. The tool for detecting the integral flatness of the bottom surface of the multi-groove according to claim 4, wherein the support frame (1) and the positioning block (2) are respectively provided with a positioning hole I (4), and the support frame (1) and the positioning block (2) are detachably connected by a bolt or a bolt penetrating through the positioning hole I (4).

6. The multi-groove bottom surface overall flatness detection tool according to claim 4, wherein the positioning block (2) is in sliding connection with the support frame (1).

7. The multi-groove bottom surface overall flatness detection tool according to claim 6, wherein the support frame (1) is provided with a mounting groove (11), the positioning block (2) is slidably connected to the support frame (1) through the mounting groove (11), the positioning block (2) is provided with a second positioning hole (5), the bolt penetrates through the second positioning hole (5), and the bottom surface of the bolt is in surface contact with the mounting groove (11) or leaves the surface of the mounting groove (11) by rotating the bolt.

8. The multi-groove bottom surface overall flatness detection tool according to any one of claims 1 to 7, wherein the support frame (1) is of a groined structure formed by connecting four square steel pipes end to end.

9. The tool for detecting the whole flatness of the bottom surface of the multi-groove according to claim 8, wherein the positioning block (2) is convex, and the protruding end is vertically connected with the detection rod (3).

10. The tool for detecting the overall flatness of the bottom surface of the multi-groove as claimed in claim 8, wherein the square steel tube of the support frame (1) further comprises a telescopic structure, and the length of the square steel tube can be adjusted through the telescopic structure.