CN216205932U

CN216205932U - Measuring device for blind hole depth

Info

Publication number: CN216205932U
Application number: CN202122714629.0U
Authority: CN
Inventors: 张青; 王东; 侯敏; 韦国栋; 张旭
Original assignee: Shandong Dibo Land Project Management Co ltd
Current assignee: Shandong Dibo Land Project Management Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-04-05
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a measuring device for blind hole depth, which comprises a detection table: the back side of the top of the detection table is welded with an upright post, a digital display height gauge is arranged above the detection table, a detection rod is arranged at the bottom of the digital display height gauge, the top end of the detection rod extends to the top of the digital display height gauge, an installation assembly is arranged between the upright post and the detection rod, a lifting assembly is arranged at the top of the upright post and comprises a rectangular groove arranged at the top of the upright post, and a lever is arranged in an inner cavity of the rectangular groove. According to the utility model, through the arrangement of the mounting assembly, the digital display height gauge is stably fixed on the front side of the upright post, then a workpiece to be measured is placed at the top of the detection table, then the detection rod is lifted under the action of the lifting assembly, and then the depth of the blind hole is measured through the matched use of the digital display height gauge and the detection rod, so that the purposes of accurate measurement and high-efficiency and convenient measurement can be achieved.

Description

Measuring device for blind hole depth

Technical Field

The utility model belongs to the technical field of blind hole depth measurement, and particularly relates to a measuring device for blind hole depth.

Background

The blind holes are through holes which connect the surface layer and the inner layer without penetrating the whole printed circuit board, are positioned on the surfaces of the top layer and the bottom layer of the printed circuit board and have certain depth and are used for connecting the surface layer circuit and the lower inner layer circuit, and the depth of the holes does not exceed a certain ratio usually.

In the existing measuring process of the depth of the blind hole on the surface of the workpiece, a vernier caliper is generally adopted to be matched with a measuring tool corresponding to the blind hole for measurement, the measuring steps are complicated, errors are easily generated in the measuring process, the measuring efficiency is low, and the accuracy of the measuring result is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a measuring device for blind hole depth, which aims to solve the technical problems that in the existing measuring process of the blind hole depth on the surface of a workpiece, a vernier caliper is generally adopted to be matched with a measuring tool for manufacturing corresponding measurement, the measuring steps are complicated, errors are easy to generate in the measuring process, the measuring efficiency is low, and the accuracy of the measuring result is low.

The technical scheme for solving the technical problems is as follows: a measuring device for blind hole degree of depth, including examining test table: the back side welding of examining test table top has the stand, the top of examining the test table is provided with digital display height gage, the bottom of digital display height gage is provided with detects the stick, the top that detects the stick extends to digital display height gage's top, be provided with the installation component between stand and the detection stick, the top of stand is provided with carries and draws the subassembly, carry and draw the subassembly including seting up the rectangle recess at stand top, the inner chamber of rectangle recess is provided with the lever, the front end welding of lever has the arm-tie, the top welding of detecting the stick has the fixed block, fixed block sliding connection is at the inner chamber of arm-tie.

Preferably, the mounting assembly comprises a housing sleeved on the surface of the digital height gauge, a plurality of screws are annularly arranged on the surface of the housing, and one ends of the screws penetrate through an inner cavity of the housing and are in threaded connection with the digital height gauge.

Preferably, the top of the front surface of the upright post is welded with a connecting piece, the rear side of the connecting piece is provided with two bolts, and the front ends of the bolts penetrate through the front side of the connecting piece and are in threaded connection with the housing.

Preferably, the both sides of fixed block all weld the lug, the both sides of arm-tie inner chamber all seted up with supply the gliding arc spout of lug.

Preferably, the inner chamber welding of rectangle recess has the fixed column, the lever rotates the surface of connecting at the fixed column, the both sides on fixed column surface all are equipped with the torsional spring, the one end of torsional spring and the inner wall welding of rectangle recess, the other end and the lever welding of torsional spring.

Preferably, the bottom of the detection table is bonded with a non-slip mat, and the non-slip mat is made of rubber.

1. The utility model has the beneficial effects that: according to the utility model, through the arrangement of the mounting assembly, the digital display height gauge is stably fixed on the front side of the upright column, then a workpiece to be measured is placed at the top of the detection table, then the detection rod is lifted under the action of the lifting assembly, and then the blind hole depth is measured by using the digital display height gauge and the detection rod in a matching manner, so that the aims of accurate measurement and high-efficiency and convenient measurement can be achieved.

2. According to the utility model, through the arrangement of the mounting component and the arrangement of the screw, the housing is stably sleeved on the surface of the digital display height gauge, and meanwhile, the housing is fixed by the matching use of the bolt and the connecting piece, so that the position of the digital display height gauge is limited and fixed.

3. The utility model has the advantages that the lug and the arc-shaped sliding groove are matched for use, the lifting effect is realized on the detection rod, and then the detection rod can stably vertically move in the opposite direction.

4. The lever is guided and twisted by the aid of the fixing column and the torsion spring, so that the lever can reset automatically after being used and waits for secondary use of a user.

Drawings

The above and/or other advantages of the utility model will become more apparent and more readily appreciated from the following detailed description taken in conjunction with the accompanying drawings, which are given by way of illustration only and not by way of limitation, and in which:

FIG. 1 is a perspective view of one embodiment of the present invention;

FIG. 2 is a schematic perspective view of a digital height gauge, a sensing bar and a mounting assembly according to one embodiment of the utility model;

FIG. 3 is an enlarged view of a portion of point A in FIG. 2 according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a column, a pull assembly and a mounting assembly in accordance with one embodiment of the present invention;

FIG. 5 is a partial enlarged view of point B in FIG. 4 according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a detection table, 2, a stand column, 3, a digital display height gauge, 4, a detection rod, 5, an installation assembly, 51, a housing, 52, screws, 53, a connecting piece, 54, bolts, 6, a lifting assembly, 61, a rectangular groove, 62, a lever, 63, a pulling plate, 64, a fixed block, 7, a bump, 8, an arc-shaped sliding groove, 9, a fixed column, 10, a torsion spring, 11 and an anti-slip pad.

Detailed Description

Hereinafter, an embodiment of the measuring apparatus for blind hole depth of the present invention will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the utility model. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of respective portions and their mutual relationships. It is noted that the drawings are not necessarily to the same scale so as to clearly illustrate the structures of the various elements of the embodiments of the utility model. Like reference numerals are used to denote like parts.

Fig. 1-5 show a measuring device for blind hole depth according to an embodiment of the present invention, which includes a detecting table 1, an anti-slip mat 11 is adhered to the bottom of the detecting table 1, the anti-slip mat 11 is made of rubber, an upright post 2 is welded to the rear side of the top of the detecting table 1, a digital display height gauge 3 is disposed above the detecting table 1, a detecting rod 4 is disposed at the bottom of the digital display height gauge 3, the top end of the detecting rod 4 extends to the top of the digital display height gauge 3, a mounting assembly 5 is disposed between the upright post 2 and the detecting rod 4, the mounting assembly 5 includes a housing 51 that is sleeved on the surface of the digital display height gauge 3, a plurality of screws 52 are annularly disposed on the surface of the housing 51, one end of each screw 52 penetrates through the inner cavity of the housing 51 and is in threaded connection with the digital display height gauge 3, a connecting member 53 is welded to the top of the front surface of the upright post 2, two bolts 54 are disposed on the rear side of the connecting member 53, the front ends of the bolts 54 penetrate through the front side of the connecting member 53 and are in threaded connection with the housing 51, through the arrangement of the mounting component 5, wherein the screw 52 is arranged, the housing 51 is stably sleeved on the surface of the digital display height gauge 3, meanwhile, the housing 51 is fixed through the matching of the bolt 54 and the connecting piece 53, then, the position of the digital display height gauge 3 is limited and fixed, the top of the upright post 2 is provided with the lifting component 6, the lifting component 6 comprises a rectangular groove 61 arranged at the top of the upright post 2, a fixing column 9 is welded in the inner cavity of the rectangular groove 61, the lever 62 is rotatably connected on the surface of the fixing column 9, the torsion spring 10 is sleeved on both sides of the surface of the fixing column 9, one end of the torsion spring 10 is welded with the inner wall of the rectangular groove 61, the other end of the torsion spring 10 is welded with the lever 62, the torsion spring 62 can be guided and twisted through the matching use of the fixing column 9 and the torsion spring 10, the lever 62 can automatically reset after being used, and waits for the secondary use of a user, rectangle recess 61's inner chamber is provided with lever 62, the front end welding of lever 62 has arm-tie 63, the top welding of detecting stick 4 has fixed block 64, lug 7 has all been welded to the both sides of fixed block 64, the both sides of arm-tie 63 inner chamber all seted up with supply the gliding arc spout 8 of lug 7, cooperation through lug 7 and arc spout 8 is used, the effect of carrying the drawing has been played to detecting stick 4, then make the vertical motion in opposite directions that detects stick 4 can be stable, fixed block 64 sliding connection is at the inner chamber of arm-tie 63.

The working principle is as follows: when the digital display height gauge is used, a user places a measured workpiece on the top of the detection table 1, then presses the rear side of the top of the lever 62, so that the lever 62 rotates by taking the fixed column 9 as a rotating center, the lever 62 drives the pull plate 63 to lift the detection rod 4 upwards, and then the measured value of the digital display height gauge 3 is changed;

when in measurement, after a measured workpiece is placed at the top of the detection table 1, the lever 62 is released, so that the detection rod 4 is reset to move downwards and is contacted with the top of the measured workpiece, at the moment, a first numerical value appears in a display screen of the digital display height gauge 3, then the measured workpiece is moved, so that the detection rod 4 is inserted into a blind hole in the surface of the measured workpiece, a second numerical value is measured, and a user subtracts the first numerical value from the second numerical value, so that the depth of the blind hole can be obtained;

through the operation of the steps, the purposes of accurate measurement and high-efficiency and convenient measurement can be achieved.

In summary, the following steps: this a measuring device for blind hole degree of depth, setting through installation component 5, fix the front side at stand 2 with digital display height gage 3 is stable, place the top at examining test table 1 with required measuring work piece afterwards, under the effect of carrying pull assembly 6 afterwards, carry and draw detection stick 4, use through digital display height gage 3 and detection stick 4's cooperation after that, measure the blind hole degree of depth can, can reach and measure accurate and measure high-efficient convenient purpose, the measurement in the measurement process at current workpiece surface blind hole degree of depth has been solved, the measuring tool that generally adopts slide caliper and preparation to correspond cooperatees and measures, measuring step is comparatively loaded down with trivial details, still produce the error easily in the measurement process, then lead to measurement efficiency low, the lower problem of the measuring result degree of accuracy.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the utility model, so as to achieve the purpose of the utility model.

Claims

1. Measuring device for blind hole depths, characterized by comprising a test bench (1): the rear side of the top of the detection table (1) is welded with an upright post (2), a digital display height gauge (3) is arranged above the detection table (1), a detection rod (4) is arranged at the bottom of the digital display height gauge (3), the top end of the detection rod (4) extends to the top of the digital display height gauge (3), an installation assembly (5) is arranged between the upright post (2) and the detection rod (4), a lifting assembly (6) is arranged at the top of the upright post (2), the lifting assembly (6) comprises a rectangular groove (61) formed in the top of the upright post (2), a lever (62) is arranged in the inner cavity of the rectangular groove (61), a pull plate (63) is welded at the front end of the lever (62), a fixed block (64) is welded at the top end of the detection rod (4), and the fixed block (64) is slidably connected to the inner cavity of the pull plate (63).

2. The measuring device for the depth of the blind hole is characterized in that the mounting component (5) comprises a cover shell (51) sleeved on the surface of the digital height gauge (3), a plurality of screws (52) are annularly arranged on the surface of the cover shell (51), and one ends of the screws (52) penetrate through an inner cavity of the cover shell (51) and are in threaded connection with the digital height gauge (3).

3. The measuring device for the depth of a blind hole according to claim 2, wherein a connecting piece (53) is welded on the top of the front surface of the upright (2), two bolts (54) are arranged on the rear side of the connecting piece (53), and the front ends of the bolts (54) penetrate through the front side of the connecting piece (53) and are in threaded connection with the housing (51).

4. The blind hole depth measuring device according to claim 3, wherein the fixing block (64) is welded with the convex blocks (7) at both sides, and the pull plate (63) is provided with arc-shaped sliding grooves (8) at both sides of the inner cavity for sliding the convex blocks (7).

5. The blind hole depth measuring device according to claim 4, wherein a fixing column (9) is welded in an inner cavity of the rectangular groove (61), the lever (62) is rotatably connected to the surface of the fixing column (9), torsion springs (10) are sleeved on two sides of the surface of the fixing column (9), one end of each torsion spring (10) is welded to the inner wall of the rectangular groove (61), and the other end of each torsion spring (10) is welded to the lever (62).

6. The device for measuring the depth of a blind hole according to claim 5, characterized in that a non-slip mat (11) is bonded to the bottom of the test table (1), and the non-slip mat (11) is made of rubber.