CN216049593U - Device for measuring height difference of upright column of numerical control machine tool - Google Patents
Device for measuring height difference of upright column of numerical control machine tool Download PDFInfo
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- CN216049593U CN216049593U CN202123056024.3U CN202123056024U CN216049593U CN 216049593 U CN216049593 U CN 216049593U CN 202123056024 U CN202123056024 U CN 202123056024U CN 216049593 U CN216049593 U CN 216049593U
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Abstract
An apparatus for measuring a height difference of a column of a numerically controlled machine tool, comprising a pair of measuring assemblies and a connecting pipe, each measuring assembly comprising: the cylinder body is internally provided with a flowing medium and is used for being placed on a guide rail surface of an upright post of a machine tool; the dial indicator is arranged above the cylinder body; the buoy is arranged in the cylinder body and is connected with the dial indicator, and the dial indicator measures the liquid level height change of the flowing medium according to the height change of the buoy; the bottoms of the cylinders of the measuring assemblies are communicated through a connecting pipe. The device for measuring the height difference of the upright post of the numerical control machine tool obtains the height difference between the guide rails of the upright post of the machine tool through the liquid level height change of the flowing medium in the two communicated cylinders, manual observation is not needed, the measuring result is accurate, and the cost is low.
Description
Technical Field
The utility model belongs to the technical field of machine tool manufacturing, and particularly relates to a device for measuring height difference of a stand column of a numerical control machine tool.
Background
The cross beam of the large gantry machine tool moves on the guide rails of the two vertical columns, and the requirements on the height of the two vertical columns with large span and the parallelism of the two guide rails are high. In the machine tool manufacturing, there are many difficulties in the precision detection. In the prior art, the height difference of two upright columns can be detected by laser, but the cost is higher; the other method is to adopt a depth micrometer to detect, and in the method, because manual observation is needed during measurement, artificial factors such as visual angle errors and vision errors exist, so that more artificial errors exist, and the precision of a detection result is not high. Therefore, a device for measuring the height difference of the upright column of the numerical control machine tool is needed, which can reduce the manual error, improve the detection precision and has lower cost.
Disclosure of Invention
The utility model aims to provide a device for measuring the height difference of an upright post of a numerical control machine tool, which can reduce manual errors and improve detection precision and has lower cost.
In order to achieve the above object, the present invention provides an apparatus for measuring a height difference of a column of a numerically controlled machine tool, comprising a pair of measuring assemblies and a connecting pipe, each of the measuring assemblies comprising:
the cylinder body is used for being placed on a guide rail surface of a stand column of a machine tool;
the dial indicator is arranged above the cylinder body;
the buoy is arranged in the barrel and is connected with the dial indicator, and the dial indicator measures and displays the liquid level height change of the flowing medium according to the height change of the buoy;
the bottoms of the cylinders of the pair of measuring assemblies are communicated through the connecting pipe.
Preferably, the measuring assembly further comprises a cylinder cover, the cylinder cover is buckled above the cylinder body, the digital dial indicator comprises a measuring rod shell and a measuring rod extending out of the measuring rod shell, and the measuring rod penetrates through the cylinder cover to be connected to the buoy.
Preferably, the measuring assembly further comprises a gauge stand, the gauge stand is arranged on the barrel cover, and the measuring rod shell of the dial gauge is inserted into the gauge stand.
Preferably, the dial indicator is a digital display dial indicator.
Preferably, the height of a pair of said cylinders is the same.
Preferably, the side wall of the cylinder body is provided with a visual observation area for observing the liquid level change of the flowing medium.
Preferably, the connection pipe is a transparent hose.
Preferably, the float is a sphere.
Preferably, the end of the connecting tube is connected to the cylinder through a ball valve.
Preferably, the flowing medium is water.
The utility model relates to a device for measuring the height difference of a stand column of a numerical control machine, which has the beneficial effects that: through the liquid level altitude variation of the flowing medium in the two communicated cylinders, the height difference between the guide rails of the machine tool upright column is obtained, manual observation is not needed, and the measuring result is accurate and low in cost.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in greater detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout;
fig. 1 is a schematic structural view illustrating an apparatus for measuring a height difference of a column of a numerically controlled machine tool according to an exemplary embodiment of the present invention;
fig. 2 shows a schematic structural diagram of a ball valve in an apparatus for measuring a height difference of a column of a numerically controlled machine tool according to an exemplary embodiment of the present invention.
Description of reference numerals:
1. connecting pipe, 2, barrel, 3, flowing medium, 4, dial indicator, 5, buoy, 6, barrel cover, 7, gauge stand, 8, ball valve, 9 and handle.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
In order to solve the problems of the prior art, the present invention provides a device for measuring the height difference of a column of a numerically controlled machine tool, as shown in fig. 1 to 2, comprising a pair of measuring assemblies and a connecting pipe 1, wherein each measuring assembly comprises:
the cylinder body 2 is used for accommodating a flowing medium 3, and the cylinder body 2 is placed on the guide surface of the upright column of the machine tool;
the dial indicator 4 is arranged above the cylinder 2;
the buoy 5 is arranged in the barrel 2 and is connected with the dial indicator 4, and the dial indicator 4 measures and displays the liquid level height change of the flowing medium 3, namely the liquid level height difference according to the height change of the buoy 5;
the bottoms of the cylinders 2 of a pair of measuring assemblies are communicated through a connecting pipe 1.
The device for measuring the height difference of the upright post of the numerical control machine tool obtains the height difference between the guide rails of the upright post of the machine tool through the liquid level height change of the flowing medium 3 in the two communicated cylinder bodies 2, does not need manual observation, and has accurate measuring result and low cost.
The measuring assembly further comprises a cylinder cover 6, the cylinder cover 6 is buckled above the cylinder body 2, the dial indicator 4 comprises a measuring rod shell and a measuring rod extending out of the measuring rod shell, and the measuring rod penetrates through the cylinder cover 6 to be connected to the buoy 5. The cap 6 is used to seal the cylinder while supporting the dial indicator 4.
The dial indicator 4 is an existing product, floats on the flowing medium 3 through the buoy 5, when the liquid level height of the flowing medium 3 in the cylinder body 2 connected with the dial indicator changes, the position of the buoy 5 in the vertical direction also changes, and a measuring rod of the dial indicator 4 can convert the change into the rotation motion of the indicator needle, so that the dial indicator or the digital display meter can display the liquid level height change accurately, the height difference value is displayed, and the accuracy is higher. The dial indicator 4 can be a pointer dial indicator or a digital display dial indicator, in the embodiment, the dial indicator 4 is a digital display dial indicator, and accuracy of a detection result is improved relative to a depth micrometer.
The measuring assembly further comprises a meter frame, the meter frame 7 is arranged on the barrel cover 6, and a measuring rod shell of the dial indicator 4 is inserted into the meter frame 7. The gauge stand 7 can be fixed on the barrel cover 6 through welding or bolts and is used for clamping and fixing the dial gauge 4.
The height of the pair of cylinders 2 is the same in order to make the measurement result more accurate. The cylinder 2 is formed by metal processing, and both end faces are ground in pair during processing, so that the height of the cylinder 2 is kept consistent.
The side wall of the cylinder body 2 is provided with a visual observation area for observing the liquid level change of the flowing medium 3. The visual observation area may be a transparent window.
In this embodiment, the connection pipe 1 is a transparent hose, which increases the visibility of the flowing medium 3 and facilitates observation of the moving direction of the flowing medium 3, and specifically, the connection pipe 1 may be a plastic hose. The buoy 5 is a sphere. The fluid medium 3 is water, but may be other fluid substances. In this embodiment, the flowing medium 3 is water for easy access.
The end of the connecting pipe 1 is connected to the cylinder 2 through a ball valve 8, so as to control the flow of the flowing medium 3.
Be equipped with handle 9 on the ball valve 8, during the use, twist handle 9 and make ball valve 8 open, make flowing medium 3 and connecting pipe 1 intercommunication in the barrel 2, when having the difference in height between the stand that is located barrel 2 below, flowing medium 3 in two barrels 2 produces and flows, flowing medium 3 in the barrel 2 that is located on higher stand can flow to the barrel 2 that is located lower stand, the liquid level height that makes flowing medium 3 in two barrels 2 is unanimous on the horizontal direction, thereby make amesdial 4's numerical value change, in order to obtain the difference in height of flowing medium 3 in the barrel 2 that amesdial 4 connects, and adjust two stands according to this difference in height, make the difference in height between two stands be 0.
The device of the utility model can be placed on the machine tool upright post or on the guide surface of the upright post, the specific placement position is determined according to the part needing to detect the height difference in actual needs, and the device can also be suitable for other structures needing to detect the height difference.
The process of measuring the height difference of the machine tool upright post by using the device for measuring the height difference of the numerical control machine tool upright post, which is related by the utility model, comprises the following steps:
two dial indicators 4 and a buoy 5 are arranged on an indicator frame 7 on a cylinder cover 6 and are fixed;
floating the buoys 5 corresponding to the two dial indicators 4 on the flowing medium 3 by using the same cylinder 2, and zeroing the display numerical values of the dial indicators;
connecting the two cylinders 2 with the ball valve 8 through the connecting pipe 1, enabling the connecting pipe 1 to be positioned below the cylinders 2, respectively placing the two cylinders 2 on installation base surfaces of the two stand columns, namely guide surfaces of the stand columns, injecting a flowing medium 3 with preset liquid level height into the cylinders 2, enabling the preset liquid level heights in the two cylinders 2 to be the same, and detecting whether leakage exists or not;
under the condition of no leakage, two cylinder covers 6 with dial indicators 4 are buckled on the cylinder body 2, so that the buoy 5 floats on the flowing medium 3, the ball valve 8 is opened, the change of the numerical values of the two dial indicators 4 is observed to obtain the height difference of the two upright posts, and the height difference is adjusted to ensure that the two upright posts are consistent in height.
The device for measuring the height difference of the upright column of the numerical control machine tool is applied by applying the principle of the communicating vessel, the result does not need to be judged manually, the flowing and detection numerical values of the whole flowing medium are visualized, the accuracy is higher, and the economic cost is lower.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. Device for measuring the height difference of columns of numerically controlled machine tools, characterized in that it comprises a pair of measuring assemblies and a connecting pipe (1), each of said measuring assemblies comprising:
the cylinder body (2) contains a flowing medium (3), and the cylinder body (2) is used for being placed on a guide rail surface of a column of a machine tool;
the dial indicator (4), the said dial indicator (4) locates above the said cylinder (2);
the buoy (5) is arranged in the barrel (2) and is connected with the dial indicator (4), and the dial indicator (4) measures and displays the liquid level height change of the flowing medium (3) according to the height change of the buoy (5);
the bottoms of the cylinders (2) of the pair of measuring assemblies are communicated through the connecting pipe (1).
2. The device for measuring the height difference of the upright post of the numerical control machine according to claim 1, wherein the measuring assembly further comprises a cylinder cover (6), the cylinder cover (6) is buckled above the cylinder body (2), the dial indicator (4) comprises a measuring rod shell and a measuring rod extending out of the measuring rod shell, and the measuring rod penetrates through the cylinder cover (6) and is connected to the buoy (5).
3. The device for measuring the height difference of the upright column of the numerical control machine according to claim 2, wherein the measuring assembly further comprises a gauge stand (7), the gauge stand (7) is arranged on the cylinder cover (6), and the measuring rod shell of the dial gauge (4) is inserted in the gauge stand (7).
4. The device for measuring the height difference of the upright column of the numerical control machine according to the claim 3, characterized in that the dial indicator (4) is a digital display dial indicator.
5. Device for measuring the difference in height of the uprights of a numerically controlled machine tool according to claim 1, characterized in that the height of a pair of said cylinders (2) is the same.
6. Device for measuring the height difference of numerically controlled machine tool columns according to claim 1, characterized in that the lateral wall of the cylinder (2) is provided with a visual observation area for observing the level change of the flowing medium (3).
7. Device for measuring the height difference of the columns of numerically controlled machine tools according to claim 1, characterized in that the connecting pipe (1) is a transparent hose.
8. Device for measuring the height difference of numerically controlled machine tool columns according to claim 1, characterized in that the buoy (5) is a sphere.
9. Device for measuring the height difference of numerically controlled machine tool columns according to claim 1, characterized in that the end of the connecting pipe (1) is connected to the cylinder (2) by means of a ball valve (8).
10. Device for measuring the height difference of numerically controlled machine tool columns according to claim 1, characterized in that the flowing medium (3) is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123056024.3U CN216049593U (en) | 2021-12-08 | 2021-12-08 | Device for measuring height difference of upright column of numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123056024.3U CN216049593U (en) | 2021-12-08 | 2021-12-08 | Device for measuring height difference of upright column of numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216049593U true CN216049593U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123056024.3U Active CN216049593U (en) | 2021-12-08 | 2021-12-08 | Device for measuring height difference of upright column of numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216049593U (en) |
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2021
- 2021-12-08 CN CN202123056024.3U patent/CN216049593U/en active Active
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Address after: 110025 No. 1-8, 17a, Kaifa Road, Shenyang Economic and Technological Development Zone, Liaoning Province Patentee after: General Technology Group Shenyang Machine Tool Co.,Ltd. Address before: 110025 No. 1-8, 17a, Kaifa Road, Shenyang Economic and Technological Development Zone, Liaoning Province Patentee before: SHENYANG MACHINE TOOL (GROUP) CO.,LTD. |