Height gauge for measuring height of center of hole

Abstract

The utility model relates to the technical field of height gauges, and discloses a height gauge for measuring the height of the center of a hole, which comprises a mounting groove, a base and a height gauge. By arranging the mounting groove, the base, the height gauge, the measuring mechanism, the mounting mechanism, the mounting block, the fixing mechanism and the positioning mechanism, firstly, the height gauge is moved through the mounting block, then the screw rod is rotated, the fixing plate is moved to the mounting groove, the mounting block is fixed, and then the top plate is rotated, so that the position of the measuring head is adjusted. The positioning rod is installed in the inner cavity of the vertical rod, so that the top plate is fixed, the height of the center of a machined part hole is measured through the measuring head, data are read through the radius compensation graduated scale, and the problems that in the prior art, bases of most height gauges are only single balancing weights, the height gauges cannot be fixed to an operation table, and in the measuring process, the height gauges cannot be fixed to the operation table are solved. And unstable movement of the height gauge is easily caused, so that the measurement data is inaccurate.

Description

Technical Field

[0001] The utility model belongs to the technical field of height gauges, in particular to a height gauge for measuring the height of a hole center. Background Art

[0002] A height gauge is a precision measuring tool used to measure the height, depth, spacing, and other dimensions of workpieces. It consists of a measuring body with a vernier scale and a movable measuring claw. This type of caliper is commonly used in mechanical manufacturing, metal processing, electronic assembly, and quality inspection.

[0003] In order to measure the center height of the workpiece hole, the workpiece needs to be measured using a height gauge. The problem with the above technology is that in the existing technology, the base of most height gauges is just a single counterweight block, which cannot fix the height gauge on the operating table. During the measurement process, it is easy to cause the height gauge to move unstably, resulting in inaccurate measurement data. Utility Model Content

[0004] In view of the problems existing in the prior art, the present invention provides a height gauge for measuring the height dimension of the center of a hole, which can overcome the above problems or at least partially solve the above problems.

[0005] The utility model is implemented as follows: a height gauge for measuring the height size of the center of a hole, comprising a mounting groove, a base and a height gauge, characterized in that: the surface of the mounting groove is fixedly mounted on the surface of the base, the height gauge is mounted on the top of the base, a measuring mechanism is mounted on the top of the mounting groove, a mounting mechanism is mounted on the top of the mounting groove, a mounting block is mounted in the inner cavity of the mounting groove, a fixing mechanism is mounted on the top of the mounting groove, and a positioning mechanism is mounted on the top of the mounting groove.

[0006] In order to improve the measurement of the center height of the workpiece hole, preferably, the measuring mechanism includes a radius compensation scale, a screw, an adjusting rod and a probe. The bottom of the radius compensation scale is fixedly installed on the top of the height gauge, the inner cavity of the adjusting rod is movably installed on the surface of the radius compensation scale, the surface of the screw is connected to the middle part of the adjusting rod by a thread, and one end of the probe is fixedly installed on the rear side of the adjusting rod. The adjusting rod can be moved to drive the probe to move, and data can be obtained through the radius compensation scale to measure the center height of the workpiece hole.

[0007] In order to improve the installation of the height gauge, preferably, the installation mechanism includes a base plate, a vertical rod and a top plate, the bottom of the vertical rod is fixedly installed on the top of the base plate, the top of the top plate is movably installed on the top of the vertical rod, and the bottom of the height gauge is fixedly installed on the top of the top plate. The height gauge can be installed by installing the height gauge on the top plate, the top plate on the vertical rod, and the vertical rod on the base plate.

[0008] In order to improve the installation of the base plate, preferably, the bottom of the mounting block is movably mounted on the bottom of the inner cavity of the mounting groove, the surface of the mounting block is movably mounted on the middle of the mounting groove, and the bottom of the base plate is fixedly mounted on the top of the mounting block. The base plate can be installed on the mounting block, and the mounting block is installed in the mounting groove, so as to install the base plate.

[0009] In order to improve the fixation of the mounting block, preferably, the fixing mechanism includes a mounting plate, a screw rod and a fixing plate, the front side of the mounting plate is fixedly mounted on the rear side of the mounting block, the surface of the screw rod is connected to the middle of the mounting plate by a threaded connection, the top of the fixing plate is movably connected to the bottom of the screw rod by a rotating shaft, the bottom of the fixing plate is movably mounted on the top of the mounting groove, and a sliding rod is installed on the top of the fixing plate, which can drive the fixing plate to move by rotating the screw rod through the threaded connection, and the fixing plate moves to the mounting groove, thereby fixing the mounting block.

[0010] In order to improve the fixation of the top plate, preferably, the positioning mechanism includes a positioning plate, a positioning rod and a spring, the top of the positioning plate is fixedly installed on the bottom of the top plate, the surface of the positioning rod is movably installed on the middle part of the positioning plate, the left side of the positioning rod is movably installed on the inner cavity of the vertical rod, one end of the spring is fixedly installed on the right side of the positioning plate, and the other end of the spring is fixedly installed on the right side of the positioning rod. The spring is sleeved on the surface of the positioning rod and can be installed in the inner cavity of the vertical rod through the positioning rod. The top plate is fixed by the cooperation between the positioning plate and the positioning rod.

[0011] In order to improve the limiting of the fixed plate, preferably, the bottom of the sliding rod is fixedly installed on the top of the fixed plate, and the surface of the sliding rod is movably installed on the middle part of the mounting plate. The sliding rod can be installed on the fixed plate, and the sliding rod is installed on the mounting plate, so that the fixed plate is limited by the sliding rod.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] The utility model is provided with a mounting groove, a base, a height gauge, a measuring mechanism, a mounting mechanism, a mounting block, a fixing mechanism and a positioning mechanism. First, the height gauge is moved by the mounting block, and then the screw rod is rotated. The screw rod drives the fixing plate to move through a threaded connection, and the fixing plate is moved to the mounting groove, thereby fixing the mounting block. Then the top plate is rotated to adjust the position of the measuring head. The positioning rod is installed in the inner cavity of the vertical rod to fix the top plate. The measuring head is moved and the center height of the workpiece hole is measured by the measuring head. The data is read by the radius compensation scale. The utility model solves the problem in the prior art that the base of most height gauges is only a single counterweight block, and the height gauge cannot be fixed on the operating table. During the measurement process, it is easy to cause the height gauge to move unstably, thereby resulting in inaccurate measurement data. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall three-dimensional structure provided by an embodiment of the utility model;

[0015] Figure 2 This is a schematic diagram of the three-dimensional structure of the fixing mechanism provided in an embodiment of the present utility model;

[0016] Figure 3 This is a schematic diagram of the three-dimensional structure of the installation mechanism provided by an embodiment of the utility model;

[0017] Figure 4 It is a schematic diagram of the three-dimensional structure of the positioning mechanism provided by an embodiment of the utility model.

[0018] In the figure: 1. Mounting slot; 2. Base; 3. Height gauge; 4. Measuring mechanism; 401. Radius compensation scale; 402. Screw; 403. Adjusting rod; 404. Probe; 5. Mounting mechanism; 501. Bottom plate; 502. Vertical rod; 503. Top plate; 6. Mounting block; 7. Fixing mechanism; 701. Mounting plate; 702. Screw rod; 703. Fixing plate; 8. Positioning mechanism; 801. Positioning plate; 802. Positioning rod; 803. Spring; 9. Sliding rod. DETAILED DESCRIPTION

[0019] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0020] The structure of the present utility model is described in detail below with reference to the accompanying drawings.

[0021] like Figures 1 to 4As shown, an embodiment of the present invention provides a height gauge for measuring the center height of a hole, comprising a mounting slot 1, a base 2 and a height gauge 3. The surface of the mounting slot 1 is fixedly mounted on the surface of the base 2, the height gauge 3 is mounted on the top of the base 2, a measuring mechanism 4 is mounted on the top of the height gauge 3, a mounting mechanism 5 is mounted on the top of the mounting slot 1, a mounting block 6 is mounted on the inner cavity of the mounting slot 1, a fixing mechanism 7 is mounted on the top of the mounting slot 1, and a positioning mechanism 8 is mounted on the top of the mounting slot 1. In order to improve the measurement of the center height of the workpiece hole, the measuring mechanism 4 comprises a radius compensation scale 401, a screw 402, an adjusting rod 403 and a probe 404. The bottom of the radius compensation scale 401 is fixedly mounted on the top of the height gauge 3, and the inner cavity of the adjusting rod 403 is fixedly mounted on the top of the height gauge 3. The cavity is movably mounted on the surface of the radius compensation scale 401, and the surface of the screw 402 is connected to the middle of the adjusting rod 403 by a thread. One end of the probe 404 is fixedly mounted on the rear side of the adjusting rod 403. The adjusting rod 403 can be moved to drive the probe 404 to move, and data can be obtained through the radius compensation scale 401 to measure the center height of the workpiece hole. In order to improve the installation of the height gauge 3, the installation mechanism 5 includes a base plate 501, a vertical rod 502 and a top plate 503. The bottom of the vertical rod 502 is fixedly mounted on the top of the base plate 501, and the top of the top plate 503 is movably mounted on the top of the vertical rod 502. The bottom of the height gauge 3 is fixedly mounted on the top of the top plate 503, and can be mounted on the top plate through the height gauge 3. 503, the top plate 503 is mounted on the vertical rod 502, and the vertical rod 502 is mounted on the bottom plate 501, so that the height gauge 3 is installed. In order to improve the installation of the bottom plate 501, the bottom of the mounting block 6 is movably mounted on the bottom of the inner cavity of the mounting groove 1, and the surface of the mounting block 6 is movably mounted on the middle part of the mounting groove 1. The bottom of the bottom plate 501 is fixedly mounted on the top of the mounting block 6, and can be mounted on the mounting block 6 through the bottom plate 501. The mounting block 6 is mounted in the mounting groove 1, so that the bottom plate 501 is installed. In order to improve the fixation of the mounting block 6, the fixing mechanism 7 includes a mounting plate 701, a screw rod 702 and a fixing plate 703. The front side of the mounting plate 701 is fixedly mounted on the rear side of the mounting block 6, and the surface of the screw rod 702 is aligned with the mounting plate 701. The middle part is connected by a thread, and the top of the fixed plate 703 is movably connected to the bottom of the screw rod 702 by a rotating shaft. The bottom of the fixed plate 703 is movably installed on the top of the installation groove 1. The top of the fixed plate 703 is installed with a sliding rod 9. By rotating the screw rod 702, the screw rod 702 drives the fixed plate 703 to move through the threaded connection, and the fixed plate 703 moves to the installation groove 1, thereby fixing the installation block 6. In order to improve the fixation of the top plate 503, the positioning mechanism 8 includes a positioning plate 801, a positioning rod 802 and a spring 803. The top of the positioning plate 801 is fixedly installed on the bottom of the top plate 503, the surface of the positioning rod 802 is movably installed on the middle part of the positioning plate 801, and the left side of the positioning rod 802 is movably installed in the inner cavity of the vertical rod 502.One end of the spring 803 is fixedly mounted on the right side of the positioning plate 801, and the other end of the spring 803 is fixedly mounted on the right side of the positioning rod 802. The spring 803 is sleeved on the surface of the positioning rod 802 and can be mounted in the inner cavity of the vertical rod 502 through the positioning rod 802. The top plate 503 is fixed by the cooperation between the positioning plate 801 and the positioning rod 802. In order to improve the limit of the fixed plate 703, the bottom of the sliding rod 9 is fixedly mounted on the top of the fixed plate 703, and the surface of the sliding rod 9 is movably mounted on the middle part of the mounting plate 701. The sliding rod 9 can be mounted on the fixed plate 703, and the sliding rod 9 is mounted on the mounting plate 701, so that the fixed plate 703 is limited by the sliding rod 9.

[0022] The working principle of this utility model:

[0023] When in use, first move the height gauge 3 through the mounting block 6, then rotate the screw rod 702, the screw rod 702 drives the fixed plate 703 to move through the threaded connection, and the fixed plate 703 moves to the mounting groove 1, thereby fixing the mounting block 6, and then rotate the top plate 503 to adjust the position of the probe 404, and then install the positioning rod 802 in the inner cavity of the vertical rod 502, and through the cooperation of the vertical rod 502 and the positioning plate 801, the top plate 503 is fixed, and the probe 404 is moved to measure the center height of the workpiece hole, and the measurement data is obtained through the radius compensation scale 401.

[0024] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0025] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technician familiar with this patent will not depart from the scope of the technical solution of the present invention.

Claims

1. A height gauge for measuring the center height of a hole, comprising a mounting groove (1), a base (2) and a height gauge (3), characterized in that: The surface of the mounting groove (1) is fixedly mounted on the surface of the base (2); the height gauge (3) is mounted on the top of the base (2); a measuring mechanism (4) is mounted on the top of the height gauge (3); a mounting mechanism (5) is mounted on the top of the mounting groove (1); a mounting block (6) is mounted in the inner cavity of the mounting groove (1); a fixing mechanism (7) is mounted on the top of the mounting groove (1); and a positioning mechanism (8) is mounted on the top of the mounting groove (1).

2. A height gauge for measuring the center height of a hole according to claim 1, characterized in that: The measuring mechanism (4) comprises a radius compensation scale (401), a screw (402), an adjusting rod (403) and a probe (404); the bottom of the radius compensation scale (401) is fixedly mounted on the top of the height gauge (3); the inner cavity of the adjusting rod (403) is movably mounted on the surface of the radius compensation scale (401); the surface of the screw (402) is connected to the middle of the adjusting rod (403) by a thread; and one end of the probe (404) is fixedly mounted on the rear side of the adjusting rod (403).

3. A height gauge for measuring the center height of a hole according to claim 1, characterized in that: The mounting mechanism (5) comprises a bottom plate (501), a vertical rod (502) and a top plate (503); the bottom of the vertical rod (502) is fixedly mounted on the top of the bottom plate (501); the top of the top plate (503) is movably mounted on the top of the vertical rod (502); and the bottom of the height gauge (3) is fixedly mounted on the top of the top plate (503).

4. A height gauge for measuring the center height of a hole according to claim 3, characterized in that: The bottom of the mounting block (6) is movably mounted on the bottom of the inner cavity of the mounting groove (1), the surface of the mounting block (6) is movably mounted on the middle of the mounting groove (1), and the bottom of the base plate (501) is fixedly mounted on the top of the mounting block (6).

5. A height gauge for measuring the center height of a hole according to claim 1, characterized in that: The fixing mechanism (7) comprises a mounting plate (701), a screw rod (702) and a fixing plate (703); the front side of the mounting plate (701) is fixedly mounted on the rear side of the mounting block (6); the surface of the screw rod (702) is connected to the middle part of the mounting plate (701) by a thread; the top of the fixing plate (703) is movably connected to the bottom of the screw rod (702) by a rotating shaft; the bottom of the fixing plate (703) is movably mounted on the top of the mounting groove (1); and a sliding rod (9) is installed on the top of the fixing plate (703).

6. A height gauge for measuring the center height of a hole according to claim 3, characterized in that: The positioning mechanism (8) comprises a positioning plate (801), a positioning rod (802) and a spring (803), wherein the top of the positioning plate (801) is fixedly mounted on the bottom of the top plate (503), the surface of the positioning rod (802) is movably mounted on the middle part of the positioning plate (801), the left side of the positioning rod (802) is movably mounted on the inner cavity of the vertical rod (502), one end of the spring (803) is fixedly mounted on the right side of the positioning plate (801), the other end of the spring (803) is fixedly mounted on the right side of the positioning rod (802), and the spring (803) is sleeved on the surface of the positioning rod (802).

7. A height gauge for measuring the center height of a hole according to claim 5, characterized in that: The bottom of the slide bar (9) is fixedly mounted on the top of the fixed plate (703), and the surface of the slide bar (9) is movably mounted on the middle of the mounting plate (701).

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