CN112577398A - Verticality measuring device and measuring method thereof - Google Patents
Verticality measuring device and measuring method thereof Download PDFInfo
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- CN112577398A CN112577398A CN202011302039.0A CN202011302039A CN112577398A CN 112577398 A CN112577398 A CN 112577398A CN 202011302039 A CN202011302039 A CN 202011302039A CN 112577398 A CN112577398 A CN 112577398A
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- measuring device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/245—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing perpendicularity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a straightness measuring device hangs down, the on-line screen storage device comprises a base, installing support and percentage table, the installing support sets up on the base, the lateral wall of installing support extends along the direction of keeping away from the base, and be provided with first supporting shoe on the lateral wall, the percentage table sets up on the installing support, and the test probe protrusion of percentage table in the lateral wall, the bottom surface of base is provided with a plurality of second supporting shoes, the tip of a plurality of second supporting shoes is in first plane, test probe can follow the direction that is on a parallel with first plane flexible, test probe's tip and the tip of first supporting shoe all are in the second plane, numerical value on the percentage table is under the condition of predetermineeing numerical value, first plane is perpendicular with the second plane. The application also relates to a perpendicularity detection method. The problem that the existing verticality detection device cannot meet the measurement requirement of a large internal combustion engine can be solved.
Description
Technical Field
The invention relates to the technical field of detection devices, in particular to a verticality measuring device and a verticality measuring method.
Background
In the part processing of the internal combustion engine, a crankshaft hole of a machine body is divided into two parts, one part is processed in the machine body, and the other part is processed in a bearing seat assembled with the machine body. In order to ensure the assembly precision with the bearing cover, the machine body has strict verticality requirements on the assembly surface of the machine body in the machining process of the machine body.
For a small high-speed internal combustion engine, a three-coordinate measuring machine can be adopted to measure and evaluate the processing result of the part, but the large medium-speed internal combustion engine has large size and complex internal structure, so that the function of the conventional three-coordinate measuring machine cannot meet the measurement requirement; and in the measurement process, a large amount of manpower and material resources are occupied when the parts are transferred from a processing factory to a measurement workshop, and the parts are easily damaged, so that the measurement is poor.
Disclosure of Invention
In view of the above, it is necessary to provide a verticality measuring device and a measuring method thereof for solving the problem that the conventional verticality detecting device cannot meet the measurement requirements of a large internal combustion engine.
In order to solve the problems, the invention adopts the following technical scheme:
on the first aspect, the embodiment of the invention discloses a verticality measuring device which comprises a base, a mounting support and a dial indicator, wherein the mounting support is arranged on the base, the outer side wall of the mounting support extends in the direction far away from the base, a first supporting block is arranged on the outer side wall, the dial indicator is arranged on the mounting support, a detection probe of the dial indicator protrudes out of the outer side wall, a plurality of second supporting blocks are arranged on the bottom surface of the base, the end parts of the second supporting blocks are located on a first plane, the detection probe can stretch in the direction parallel to the first plane, the end parts of the detection probe and the end parts of the first supporting blocks are located on a second plane, and the first plane is perpendicular to the second plane under the condition that the value on the dial indicator is a preset value.
In one embodiment, the number of the second supporting blocks is three, and three second supporting blocks are distributed around the edge position of the bottom surface.
In one embodiment, the end of the second support block is a spike.
In one embodiment, two first supporting blocks are arranged on the outer side wall, and the two first supporting blocks are not collinear with the detection probe.
In one embodiment, the number of the dial indicators is two, and the two dial indicators are distributed at intervals in a direction perpendicular to the first plane.
In one embodiment, the top surface of the base is provided with a handle.
In one embodiment, the detecting device further comprises a side fixing bolt, the mounting bracket is provided with a through hole and a threaded hole communicated with the through hole, the detecting probe penetrates through the through hole and protrudes out of the outer side wall, and the side fixing bolt is in threaded connection with the threaded hole and abuts against the dial indicator.
In a second aspect, an embodiment of the present invention discloses a method for detecting a perpendicularity, which is applied to the above-mentioned perpendicularity measuring apparatus, and the method includes:
determining a calibration platform comprising a first calibration surface and a second calibration surface that are perpendicular;
placing the verticality measuring device on the calibration platform so that the end of the detection probe and the end of the first supporting block are both in contact with the first calibration surface, and the end of the second supporting block is in contact with the second calibration surface;
adjusting the numerical value of the dial indicator to a preset numerical value;
and placing the verticality measuring device on the assembling surface of the workpiece to be detected, wherein the difference value between the reading on the dial indicator and the preset reading is the verticality deviation of the two assembling surfaces.
The technical scheme adopted by the invention can achieve the following beneficial effects:
in the verticality measuring device disclosed in the embodiment of the invention, the verticality of the workpiece to be detected is measured through the change of the numerical value on the dial indicator. Compared with other types of verticality measuring machines, the verticality measuring device disclosed by the embodiment of the invention is simple in structure and easy to measure, so that larger equipment, such as a large medium-speed internal combustion engine, can be easily detected, logistics resources are saved, and the damage risk in the workpiece transferring process can be reduced. Meanwhile, the verticality measuring device with the structure can also improve the detection efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a verticality measuring apparatus disclosed in an embodiment of the present invention;
fig. 2 and 3 are schematic structural diagrams of fig. 1 at different viewing angles.
Description of reference numerals:
100-base, 110-second supporting block, 120-handle and 121-fixing bolt;
200-mounting bracket, 210-outer side wall, 211-first supporting block;
300-dial indicator, 310-detection probe;
400-side fixing bolt.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "top," "bottom," "top," and the like are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1-3, the embodiment of the invention discloses a perpendicularity measuring device, which can be applied to the field of internal combustion engine processing and can detect the perpendicularity of an engine body assembly surface of an internal combustion engine, so that the engine body qualification rate of the internal combustion engine is ensured.
The verticality measuring device disclosed by the embodiment of the invention specifically comprises a base 100, a mounting bracket 200 and a dial indicator 300, wherein the base 100 can provide mounting positions for other components of the verticality measuring device, and the mounting bracket 200 is arranged on the base 100. In an alternative, the mounting bracket 200 may be fixed to the base 100 by bonding, welding, or screwing, which is not limited in this embodiment of the present invention.
In the embodiment of the present invention, the outer sidewall 210 of the mounting bracket 200 extends in a direction away from the base 100, and in a preferred embodiment, the outer sidewall 210 of the mounting bracket 200 can be vertically disposed on the base 100, so as to facilitate subsequent measurement. Moreover, the outer side wall 210 of the mounting bracket 200 is provided with a first supporting block 211, the first supporting block 211 can play a supporting role, so as to facilitate the subsequent measurement of the dial indicator 300, specifically, the dial indicator 300 is arranged on the mounting bracket 200, the detection probe 310 of the dial indicator 300 protrudes out of the outer side wall 210 of the mounting bracket 200, the bottom surface of the base 100 is provided with a plurality of second supporting blocks 110, the end portions of the plurality of second supporting blocks 110 are all located on a first plane, so as to ensure the placing stability of the base 100, the detection probe 310 can extend and retract along a direction parallel to the first plane, the end portions of the detection probe 310 and the end portions of the first supporting blocks 211 are located on a second plane, and the first plane is perpendicular to the second plane when the value on the dial indicator 300 is a preset value.
In a specific measuring process, firstly, the verticality measuring device is placed on a calibration platform, the first plane is adjusted to be perpendicular to the second plane through the extension and retraction of the detection probe 310, then the numerical value on the dial indicator 300 is adjusted to be a preset numerical value, further, the verticality measuring device is placed on a workpiece to be detected, an actual numerical value on the dial indicator is read, and the verticality deviation to be detected is calculated by comparing the difference value between the actual numerical value and the preset numerical value.
As can be seen from the above, in the verticality measuring apparatus disclosed in the embodiment of the present invention, the verticality of the workpiece to be detected is measured by the change of the value on the dial indicator 300. Compared with other types of verticality measuring machines, the verticality measuring device disclosed by the embodiment of the invention is simple in structure and easy to measure, so that larger equipment, such as a large medium-speed internal combustion engine, can be easily detected, logistics resources are saved, and the damage risk in the workpiece transferring process can be reduced. Meanwhile, the verticality measuring device with the structure can also improve the detection efficiency.
In the embodiment of the disclosure, the number of the second supporting blocks 110 may be three, and the three second supporting blocks 110 may be distributed around the edge of the bottom surface of the base 100, please refer to fig. 3. Under this kind of circumstances, the first plane's that three second supporting shoe 110 can constitute roughness is better, places under the condition of default position when base 100 through three second supporting shoe 110, and this kind of mode can improve the stability of placing of base 100 to prevent base 100 side direction slope, and then can make straightness measuring device's that hangs down measurement accuracy higher.
Further, in order to prevent the base 100 from shaking to affect the measurement accuracy of the verticality measuring apparatus, in an alternative embodiment, the end of the second supporting block 110 may be a spike. Under this kind of circumstances, when straightness measuring device that hangs down places on waiting to detect the work piece, because the tip of second supporting shoe 110 is spine portion to can make second supporting shoe 110 with wait to detect the face point contact, and then not only can prevent that straightness measuring device from producing and slide, can also prevent that straightness measuring device from producing and rocking and influence the actual numerical value on percentage table 300, so that straightness measuring device's measurement accuracy is higher.
In the verticality measuring device disclosed by the embodiment of the invention, the number of the first supporting blocks 211 arranged on the outer side wall 210 of the mounting bracket 200 can be one, in this case, the end part of the detection probe 310 and the end part of the first supporting blocks 211 are in a straight line, and in the specific measuring process, the detection probe 310 can be positioned at a better measuring position by rotating the verticality measuring device, so that the measuring precision of the verticality measuring device can be improved.
In another alternative embodiment, two first supporting blocks 211 may be disposed on the outer sidewall 210 of the mounting bracket 200, and the two first supporting blocks 211 may not be collinear with the detecting probe 310. In this case, the flatness of the second plane formed by the two first supporting blocks 211 and the detecting probe 310 is high, so that the accuracy of the measured data can be ensured to be high. Of course, the end of the first supporting block 211 may also be a spike, so as to improve the installation stability of the verticality measuring apparatus and improve the measurement accuracy of the verticality measuring apparatus.
In the embodiment of the present disclosure, the number of the dial indicators 300 may be two, and the two dial indicators 300 may be spaced apart from each other in a direction perpendicular to the first plane. In this case, in a specific measurement process, actual values on the two dial indicators 300 are read, and then comparative analysis is performed, so that the perpendicularity deviation of the assembly surface of the workpiece to be detected is calculated. The method can improve the detection precision better.
To facilitate handling of the verticality measuring apparatus, a handle 120 may be disposed on the top surface of the base 100, please refer to fig. 2 and 3. In a specific measurement process, a worker can place the verticality measuring device at a specific measurement position through the handle 120, so that the measurement efficiency can be improved. Accordingly, in order to make the verticality measuring apparatus easier to handle, some parts of the verticality measuring apparatus may be light materials, for example, the base 100 and the mounting bracket 200 may both be aluminum parts, so that the verticality measuring apparatus has lighter weight and is easier to handle.
Further, the handle 120 may be disposed on the top surface of the base 100 by bonding, welding, or screwing, and in an alternative, the handle 120 may be fixed on the top surface of the base 100 by a fixing bolt 121 to facilitate the integral formation of the verticality measuring apparatus. Specifically, the end of the handle 120 may be provided with a threaded fixing hole, the base 100 may be provided with a through hole, and the threaded section of the fixing bolt 121 may pass through the through hole and be in threaded connection with the threaded fixing hole, so as to fix the handle 120.
The verticality measuring device disclosed by the embodiment of the invention further comprises a side fixing bolt 400, the mounting bracket 200 can be provided with a through hole and a threaded hole communicated with the through hole, in the specific assembling process, the detection probe 310 can penetrate through the through hole and protrude out of the outer side wall 210 of the mounting bracket 200, the side fixing bolt 400 and the threaded hole can be in threaded connection, and one end of the side fixing bolt 400 can penetrate through the bolt hole and abut against the dial indicator 300, so that the dial indicator 300 can be fixed. This kind of mode can make percentage table 300 realize dismantling, and then be convenient for the maintenance of changing of percentage table 300.
Based on the verticality measuring device disclosed by the embodiment of the invention, the embodiment of the invention also discloses a verticality measuring method, and the disclosed measuring method can be applied to the verticality measuring device disclosed by any embodiment.
The detection method disclosed by the embodiment of the invention specifically comprises the following steps:
s101, determining a calibration platform, wherein the calibration platform comprises a first calibration surface and a second calibration surface which are perpendicular to each other.
The calibration platform can be a marble platform, and the first calibration surface and the second calibration surface which are perpendicular to each other are planes so as to ensure the accuracy of subsequent calibration.
And S102, placing the verticality measuring device on a calibration platform, so that the end of the detection probe 310 and the end of the first supporting block 211 are both in contact with the first calibration surface, and the end of the second supporting block 110 is in contact with the second calibration surface.
S103, adjusting the numerical value of the dial indicator 300 to a preset numerical value.
That is, when both the end of the sensing probe 310 and the end of the first supporting block 211 are in contact with the first calibration surface and the end of the second supporting block 110 is in contact with the second calibration surface, the value of the dial gauge 300 is adjusted to a preset value so as to calculate the verticality deviation. Optionally, the preset value may be zero, so that the verticality deviation can be calculated more easily, and the detection efficiency is improved.
S104, placing the verticality measuring device on the assembling surface of the workpiece to be detected, wherein the difference value between the reading on the dial indicator 300 and the preset reading is the verticality deviation of the two assembling surfaces.
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 invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The verticality measuring device is characterized by comprising a base (100), a mounting bracket (200) and a dial indicator (300), wherein the mounting bracket (200) is arranged on the base (100), the outer side wall (210) of the mounting bracket (200) extends along the direction far away from the base (100), a first supporting block (211) is arranged on the outer side wall (210), the dial indicator (300) is arranged on the mounting bracket (200), a detecting probe (310) of the dial indicator (300) protrudes out of the outer side wall (210), a plurality of second supporting blocks (110) are arranged on the bottom surface of the base (100), the ends of the second supporting blocks (110) are located on a first plane, the detecting probe (310) can extend and retract along the direction parallel to the first plane, the ends of the detecting probe (310) and the ends of the first supporting blocks (211) are located on a second plane, and under the condition that the value on the dial indicator (300) is a preset value, the first plane is vertical to the second plane.
2. Squareness measurement device according to claim 1, characterized in that said second support blocks (110) are three in number and three of said second support blocks (110) are distributed around the edge position of said bottom surface.
3. Perpendicularity measuring device according to claim 2, characterized in that the end of the second support block (110) is a spike.
4. The perpendicularity measuring device according to claim 1, wherein the outer side wall (210) is provided with two first supporting blocks (211), and the two first supporting blocks (211) are not collinear with the detecting probe (310).
5. Perpendicularity measuring device according to claim 1, characterized in that the number of said percentage gauges (300) is two, two of said percentage gauges (300) being spaced apart in a direction perpendicular to said first plane.
6. Perpendicularity measuring device according to claim 1, characterized in that a top surface of the base (100) is provided with a handle (120).
7. The verticality measuring device according to claim 1, further comprising a side fixing bolt (400), wherein the mounting bracket (200) is provided with a through hole and a threaded hole communicated with the through hole, the detecting probe (310) passes through the through hole and protrudes out of the outer sidewall (210), and the side fixing bolt (400) is in threaded connection with the threaded hole and abuts against the dial indicator (300).
8. A verticality detection method applied to the verticality measurement device according to any one of claims 1 to 7, the detection method comprising:
determining a calibration platform comprising a first calibration surface and a second calibration surface that are perpendicular;
placing the perpendicularity measuring device on the calibration platform such that the end of the inspection probe (310) and the end of the first support block (211) are both in contact with the first calibration surface and the end of the second support block (110) is in contact with the second calibration surface;
adjusting the numerical value of the dial indicator (300) to a preset numerical value;
and placing the verticality measuring device on the assembling surface of the workpiece to be detected, wherein the difference value between the reading on the dial indicator (300) and the preset reading is the verticality deviation of the two assembling surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302039.0A CN112577398A (en) | 2020-11-23 | 2020-11-23 | Verticality measuring device and measuring method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011302039.0A CN112577398A (en) | 2020-11-23 | 2020-11-23 | Verticality measuring device and measuring method thereof |
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| CN112577398A true CN112577398A (en) | 2021-03-30 |
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| CN202011302039.0A Pending CN112577398A (en) | 2020-11-23 | 2020-11-23 | Verticality measuring device and measuring method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279302A (en) * | 2021-12-08 | 2022-04-05 | 广汽本田汽车有限公司 | Stud assembling verticality detection device |
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Application publication date: 20210330 |