CN222733506U

CN222733506U - Pit depth measuring device for surface of sheet metal covering part

Info

Publication number: CN222733506U
Application number: CN202421471200.0U
Authority: CN
Inventors: 吉沐兴; 吉锋; 陆书超
Original assignee: Jiangsu Fengchi Auto Body Manufacturing Co ltd
Current assignee: Jiangsu Fengchi Auto Body Manufacturing Co ltd
Priority date: 2024-06-25
Filing date: 2024-06-25
Publication date: 2025-04-08
Anticipated expiration: 2034-06-25

Abstract

The utility model relates to the technical field of pit depth measurement and discloses a pit depth measuring device for the surface of a sheet metal covering part, which comprises a measuring beam, wherein the bottom of the measuring beam is rotationally connected with a stand column, the surface of the stand column is fixedly connected with an anti-tilting mechanism, the bottom of the anti-tilting mechanism is fixedly connected with a positioning needle head, a limiting groove is formed in the anti-tilting mechanism, a connecting rod is connected in the limiting groove in a sliding manner, the top of the measuring beam is fixedly connected with a connecting column, the top of the connecting column is fixedly connected with a twisting cover, and a sliding groove is formed in the measuring beam. This kind of panel beating covering piece surface pit degree of depth measuring device through setting up radius calibration mechanism, anti-tilting mechanism, measuring probe for measuring device can avoid the calibration work before the measurement, and can measure to the recess of different size scale, can be simultaneously with the help of measuring equipment auxiliary dotting, reduces the trouble of measurement personnel real-time recording data.

Description

Pit depth measuring device for surface of sheet metal covering part

Technical Field

The utility model relates to the technical field of pit depth measurement, in particular to a device for measuring pit depth on the surface of a sheet metal covering part.

Background

Conventional pit depth measurement methods include visual inspection, touch inspection, oil stone polishing detection, and the like, but these methods have some limitations. Visual and touch inspection, while simple and straightforward, is limited by the resolution of the human eye and the sensitivity of the hand, making it difficult to accurately determine pit depth. Although the polishing detection of the oilstone can improve the measurement accuracy to a certain extent, the operation is complex, and the surface of the metal plate is easy to damage. In addition, these methods also face problems of low detection efficiency, large error, and the like.

Through consulting the relevant patent document CN215810611U, the existing sheet metal covering part surface pit depth measuring device still has some problems, and the optimization scheme on the market at present mainly comprises that a reference needle and a measuring needle can move along the length direction of a strip-shaped sliding hole on a supporting frame, and then the position can be adjusted according to the pit size, so that the application range is wide. The pit depth is measured through the moving distance of the measuring needle in the up-down direction, the pit depth measuring device is convenient and quick, the contour line can be drawn by matching with the use of the reference needle, the pit shape is drawn, the attribute of the pit is intuitively expressed, and then the pit defect can be compensated or evaluated in a targeted mode. Aiming at the problems, by arranging the radius calibration mechanism, the anti-tilting mechanism and the measuring probe, the measuring device can avoid calibration work before measurement, can measure grooves with different sizes and scales, and can help measuring equipment to assist dotting, so that the trouble of real-time data recording of measuring staff is reduced.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a device for measuring the pit depth on the surface of a sheet metal covering part.

In order to achieve the above purpose, the technical scheme is that the device for measuring the pit depth on the surface of the sheet metal covering part comprises a measuring beam, wherein the bottom of the measuring beam is rotationally connected with a stand column, the surface of the stand column is fixedly connected with an anti-tilting mechanism, the bottom of the anti-tilting mechanism is fixedly connected with a positioning needle, the inside of the anti-tilting mechanism is provided with a limiting groove, the inside of the limiting groove is slidingly connected with a connecting rod, the top of the measuring beam is fixedly connected with a connecting column, the top of the connecting column is fixedly connected with a twisting cover, the inside of the measuring beam is provided with a sliding groove, the upper surface of the measuring beam is provided with a circumference radius scale mark, the inside of the sliding groove is slidingly connected with a telescopic rod, the upper surface of the telescopic rod is fixedly connected with a radius scale mark, the bottom of the measuring beam is fixedly connected with a depth scale mark, the inside of the telescopic rod is slidingly connected with a measuring probe, the circumference side of the measuring probe is fixedly connected with a depth indicating head, the bottom of the measuring probe is fixedly connected with a measuring needle, and the top of the measuring probe is penetrated with a mark.

As a further improvement of the scheme, the anti-tilting mechanism is positioned on the surface of the upright post, which is close to one end of the bottom of the upright post, the positioning needles are distributed in a circumferential array by taking the anti-tilting mechanism as an axis, the positioning needles are fixedly connected with the center of the bottom of the upright post, and the top of the connecting rod is provided with a sliding block which is mutually matched with the limiting groove.

As a further improvement of the scheme, the top of the connecting rod is fixedly connected with the outer side wall of the measuring beam, the circumference side of the twisting cover is symmetrically provided with the stop blocks, and circumference radius scale marks are positioned at the corners of the upper surface of the measuring beam.

As a further improvement of the scheme, one end of the telescopic rod is fixedly connected with a supporting platform, a mounting hole is formed in the supporting platform, the radius calibration mechanism comprises a T-shaped sliding block, and the upper surface of the T-shaped sliding block is rotationally connected with a fastening bolt.

As a further improvement of the scheme, one side of the T-shaped sliding block, which is opposite to the fastening bolt, is fixedly connected with a radius indicating head, the center of the top of the T-shaped sliding block is fixedly connected with a supporting rod, and one end, far away from the T-shaped sliding block, of the supporting rod is fixedly connected with a base.

As a further improvement of the scheme, the upper surface of the base is rotationally connected with the rotary drum, the depth scale marks are located at one end of the measuring beam, which is far away from the upright post, the measuring probe is slidably connected with the mounting hole, and the depth indicating head is in contact connection with the surface of the depth scale marks.

As a further improvement of the scheme, the initial horizontal height of the measuring needle is flush with the bottom height of the positioning needle, a baffle ring is fixedly connected to the surface of the measuring probe, a telescopic spring is fixedly connected to the upper surface of the baffle ring, the top of the telescopic spring is fixedly connected with the lower surface of the supporting platform, and the marker pen is in sliding connection with the measuring probe.

Compared with the prior art, the utility model has the beneficial effects that:

1. This kind of panel beating covering piece surface pit degree of depth measuring device through setting up radius calibration mechanism, anti-tilting mechanism, measuring probe for measuring device can avoid the calibration work before the measurement, and can measure to the recess of different size scale, can be simultaneously with the help of measuring equipment auxiliary dotting, reduces the trouble of measurement personnel real-time recording data.

2. This kind of panel beating covering piece surface pit depth measurement device, in the rotation in-process because the effect of extension spring, the measurement syringe needle can remain throughout and laminate with the pit inner wall, and press a marker pen when rotating ninety degrees or forty-five degrees, make the marker pen leave the mark at the rotary drum surface, the measurement personnel record data has been made things convenient for, simultaneously the reading of degree of depth can be carried out to the position of dotting to degree of depth indicator and degree of depth scale mark, the measurement personnel only need record data can, need not draw corresponding point location on the drawing, measuring time has been practiced thrift, the inclination prevention mechanism of setting can effectively make keep perpendicular with the smooth face of panel beating, the data accuracy at the rotation in-process has been guaranteed.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a schematic bottom view of the present utility model;

FIG. 3 is a schematic diagram of a radius calibration mechanism according to the present utility model;

FIG. 4 is a schematic view of a telescopic rod according to the present utility model;

FIG. 5 is a schematic diagram showing the connection mode of the anti-tilting mechanism and the connecting rod according to the present utility model.

Main symbol description:

1. The measuring device comprises a measuring beam, a 2, a vertical column, a 3, an inclination prevention mechanism, a 301, a limit groove, a 4, a positioning needle head, a 5, a connecting rod, a 6, a connecting column, a 7, a twisting cover, an 8, a chute, a 9, a circumference radius scale mark, a 10, a telescopic rod, a 101, a supporting platform, a 102, a mounting hole, an 11, a radius calibration mechanism, a 111, a fastening bolt, a 112, a radius indicating head, a 113, a supporting rod, a 114, a base, a 115, a T-shaped slide block, a 12, a rotary drum, a 13, a depth scale mark, a 14, a measuring probe, a 141, a baffle ring, a 142, a telescopic spring, a 15, a depth indicating head, a 16, a measuring needle head, a 17 and a marking pen.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Examples:

referring to fig. 1-5, the device for measuring pit depth on the surface of a sheet metal covering part in this embodiment comprises a measuring beam 1, a stand column 2 is rotationally connected to the bottom of the measuring beam 1, a tilt preventing mechanism 3 is fixedly connected to the surface of the stand column 2, a positioning needle 4 is fixedly connected to the bottom of the tilt preventing mechanism 3, a limit groove 301 is formed in the tilt preventing mechanism 3, a connecting rod 5 is slidingly connected to the inside of the limit groove 301, a connecting column 6 is fixedly connected to the top of the measuring beam 1, a twisting cover 7 is fixedly connected to the top of the connecting column 6, a sliding chute 8 is formed in the inside of the measuring beam 1, a circumference radius scale mark 9 is arranged on the upper surface of the measuring beam 1, a telescopic rod 10 is slidingly connected to the inside of the sliding chute 8, a radius calibration mechanism 11 is fixedly connected to the bottom of the measuring beam 1, a depth scale mark 13 is fixedly connected to the inside of the telescopic rod 10, a measuring probe 14 is fixedly connected to the circumference side of the measuring probe 14, a depth indicating head 15 is fixedly connected to the bottom of the measuring probe 14, and a mark 17 is penetrated through the top of the measuring probe 14.

The anti-tilting mechanism 3 is positioned on the surface of the upright post 2 close to one end of the bottom of the upright post, the positioning needle heads 4 are distributed in a circumferential array by taking the anti-tilting mechanism 3 as an axis, the positioning needle heads 4 are fixedly connected to the center of the bottom of the upright post 2, and the top of the connecting rod 5 is provided with a sliding block mutually matched with the limiting groove 301.

The top of connecting rod 5 and the lateral wall fixed connection of measuring beam 1, the circumference side symmetry of twisting lid 7 is provided with the dog, and circumference radius scale mark 9 is located the corner of measuring beam 1 upper surface.

One end of the telescopic rod 10 is fixedly connected with a supporting platform 101, a mounting hole 102 is formed in the supporting platform 101, the radius calibration mechanism 11 comprises a T-shaped sliding block 115, and the upper surface of the T-shaped sliding block 115 is rotatably connected with a fastening bolt 111.

One side of the T-shaped sliding block 115 opposite to the fastening bolt 111 is fixedly connected with a radius indicating head 112, the center of the top of the T-shaped sliding block 115 is fixedly connected with a supporting rod 113, and one end, far away from the T-shaped sliding block 115, of the supporting rod 113 is fixedly connected with a base 114.

The upper surface of base 114 rotates and is connected with rotary drum 12, and degree of depth scale mark 13 is located the one end that measurement crossbeam 1 kept away from stand 2, and measuring probe 14 and mounting hole 102 sliding connection, degree of depth indicator head 15 and the surface contact connection of degree of depth scale mark 13.

The initial horizontal height of the measuring needle head 16 is flush with the bottom height of the positioning needle head 4, the surface of the measuring probe 14 is fixedly connected with a baffle ring 141, the upper surface of the baffle ring 141 is fixedly connected with a telescopic spring 142, the top of the telescopic spring 142 is fixedly connected with the lower surface of the supporting platform 101, and the marker 17 is in sliding connection with the measuring probe 14.

The working principle of the device for measuring the pit depth on the surface of the sheet metal covering part in the embodiment of the application is as follows: when the measurement is carried out, firstly, the approximate position of the groove is detected, then the anti-tilting mechanism 3 is placed on the smooth area outside the groove, the upright post 2 can be perpendicular to the surface of the smooth area under the action of the positioning needle 4, then the fastening bolt 111 is loosened, the T-shaped sliding block 115 is adjusted, the T-shaped sliding block 115 drives the telescopic rod 10 to slide until the telescopic rod 10 drives the measuring probe 14 and the measuring needle 16 to reach the edge of the groove, then the fastening bolt 111 is fastened, the twisting cover 7 is rotated, the twisting cover 7 drives the connecting post 6 and the measuring beam 1 to rotate, the measuring needle 16 always keeps being attached to the inner wall of the pit under the action of the telescopic spring 142 in the rotating process, and the marking pen 17 is pressed once every ninety degrees or forty-five degrees of rotation, so that the marking pen 17 leaves a marking on the surface of the rotary drum 12, meanwhile, the rotating drum 12 is manually rotated by a corresponding angle, when the measuring beam 1 finishes 360-degree rotation, at the moment, points with different heights can be obtained on the rotating drum 12, concave-convex data in the current radius range of the groove can be obtained through spline curve connection, then the operation is repeated, the radius calibration mechanism 11 is adjusted, concave-convex conditions of the inner wall of the pit under the next group of radiuses can be obtained, finally all the adjusted radius data are integrated, the radius data and the point data marked in the rotation process of the measuring beam 1 are combined on a drawing, the drawing is performed by using the compasses, the integral concave-convex data in the pit can be obtained, the more the point and the radius adjustment sampling are, the finer the drawing result is, so that a worker can sample by himself according to the precision of the actual demands, and the use of the radius calibration mechanism 11 allows the measuring device to be adapted to a variety of sizes and shapes of pits.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. The utility model provides a sheet metal covering surface pit depth measurement device, which is characterized in that the device comprises a measurement beam (1), the bottom of measurement beam (1) is rotationally connected with stand (2), the fixed surface of stand (2) is connected with anti-tilt mechanism (3), the bottom fixedly connected with location syringe needle (4) of anti-tilt mechanism (3), limit groove (301) have been seted up to the inside of anti-tilt mechanism (3), the inside sliding connection of limit groove (301) has connecting rod (5), the top fixedly connected with spliced pole (6) of measurement beam (1), the top fixedly connected with twist lid (7) of spliced pole (6), spout (8) have been seted up to the inside of measurement beam (1), the upper surface of measurement beam (1) is provided with circumference radius scale mark (9), the inside sliding connection of spout (8) has telescopic link (10), the upper surface fixedly connected with radius scale (11) of telescopic link (10), the bottom fixedly connected with depth mark (13) of measurement beam (1), the inside sliding connection (14) has measurement probe (14) to instruct the fixed surface of measurement probe (14), the fixed surface (14) is connected with the fixed surface of measurement probe (16), a marker (17) penetrates through the top of the measuring probe (14).

2. The device for measuring the pit depth on the surface of the metal plate covering part is characterized in that the anti-tilting mechanism (3) is positioned on the surface of the upright post (2) close to one end of the bottom of the upright post, the positioning needles (4) are distributed in a circumferential array by taking the anti-tilting mechanism (3) as an axis, the positioning needles (4) are fixedly connected to the center of the bottom of the upright post (2), and the top of the connecting rod (5) is provided with a sliding block which is mutually matched with the limiting groove (301).

3. The device for measuring the pit depth on the surface of the sheet metal covering part is characterized in that the top of the connecting rod (5) is fixedly connected with the outer side wall of the measuring beam (1), the circumference side of the twisting cover (7) is symmetrically provided with a stop block, and the circumference radius scale mark (9) is positioned at the corner of the upper surface of the measuring beam (1).

4. The device for measuring the pit depth on the surface of the sheet metal covering part, as set forth in claim 3, is characterized in that one end of the telescopic rod (10) is fixedly connected with a supporting platform (101), a mounting hole (102) is formed in the supporting platform (101), the radius calibration mechanism (11) comprises a T-shaped sliding block (115), and a fastening bolt (111) is rotatably connected to the upper surface of the T-shaped sliding block (115).

5. The device for measuring the pit depth on the surface of the sheet metal covering part, as set forth in claim 4, is characterized in that a radius indicating head (112) is fixedly connected to one side of the T-shaped sliding block (115) opposite to the fastening bolt (111), a supporting rod (113) is fixedly connected to the center of the top of the T-shaped sliding block (115), and a base (114) is fixedly connected to one end, far away from the T-shaped sliding block (115), of the supporting rod (113).

6. The device for measuring the pit depth on the surface of the sheet metal covering part, as set forth in claim 5, is characterized in that a rotary drum (12) is rotatably connected to the upper surface of the base (114), the depth scale mark (13) is located at one end of the measuring beam (1) far away from the upright post (2), the measuring probe (14) is slidably connected with the mounting hole (102), and the depth indicating head (15) is in contact connection with the surface of the depth scale mark (13).

7. The device for measuring the pit depth on the surface of the sheet metal covering part, as set forth in claim 4, is characterized in that the initial horizontal height of the measuring needle head (16) is flush with the bottom height of the positioning needle head (4), a baffle ring (141) is fixedly connected to the surface of the measuring probe (14), a telescopic spring (142) is fixedly connected to the upper surface of the baffle ring (141), the top of the telescopic spring (142) is fixedly connected with the lower surface of the supporting platform (101), and the marker pen (17) is in sliding connection with the measuring probe (14).