CN112902890A - Method for measuring pitch circle run-out of workpiece gear and spline by using ball head mechanism - Google Patents
Method for measuring pitch circle run-out of workpiece gear and spline by using ball head mechanism Download PDFInfo
- Publication number
- CN112902890A CN112902890A CN201911179033.6A CN201911179033A CN112902890A CN 112902890 A CN112902890 A CN 112902890A CN 201911179033 A CN201911179033 A CN 201911179033A CN 112902890 A CN112902890 A CN 112902890A
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- China
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- measuring
- displacement sensor
- spline
- connecting block
- type connecting
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
Abstract
The invention discloses a method for measuring the pitch circle run-out of a workpiece gear and a spline by using a ball head mechanism, which comprises a measuring tool, a rolling bearing, a lever type connecting block, a displacement sensor fixing plate and a spherical measuring body, wherein the rolling bearing is arranged at the upper part of the measuring tool and used for fixing the lever type connecting block, the spherical measuring body is arranged at one end of a power arm of the lever type connecting block, the displacement sensor is arranged below one end of a resistance arm of the lever type connecting block, and the displacement sensor is locked on the displacement sensor fixing plate fixed at the middle part of the measuring tool; compared with the prior art, the scheme of the invention does not need to punch points on the gear and the spline, is very convenient to operate during measurement, reduces the labor intensity of operators, improves the detection efficiency of the jumping of the gear and the spline, and collects the jumping by using the displacement sensor, so that the invention is more easily adapted to automatic equipment to perform multi-process linkage application.
Description
Technical Field
The invention belongs to the technical field of mechanical measurement, and particularly relates to a method for measuring pitch circle runout of a workpiece gear and a spline by using a ball head mechanism.
Background
The transmission power is large and the stability is good by adopting a gear and spline connection mode, so the transmission power is widely applied to various industrial power transmission fields. The runout error of the gear and the spline is an important standard for measuring the product quality.
The gear and spline runout is measured in the traditional production, dotting marks are adopted to mark initial measurement positions, the gauge is used for measuring the tooth part one by one, the measurement process is complicated, the accuracy is poor, repeated measurement, false measurement, missing measurement and other conditions can occur when the measurement is carried out manually for a long time, the measurement requirement in batch processing cannot be met, and the measurement method is not suitable for data statistics and report generation.
Disclosure of Invention
The invention provides a method for measuring the pitch circle run-out of a workpiece gear and a spline by using a ball head mechanism, which has the advantages of simple structure, convenience in use, low cost, high measurement efficiency and high accuracy, and can effectively solve the problems by acquiring detection data on line.
In order to achieve the purpose, the invention provides the following technical scheme: the method for measuring the pitch circle runout of the gear and the spline of the workpiece by using the ball head mechanism comprises a measuring tool, a rolling bearing, a lever type connecting block, a displacement sensor fixing plate and a spherical measuring body, wherein the rolling bearing (2) is arranged at the upper part of the measuring tool (1), the rolling bearing (2) is used for fixing the lever type connecting block (3), one end of a power arm of the lever type connecting block (3) is provided with the spherical measuring body (6), the displacement sensor (4) is arranged below one end of a resistance arm of the lever type connecting block (3), and the displacement sensor (4) is locked on the displacement sensor fixing plate (5) fixed in the middle of the measuring tool.
Preferably, the precision of the displacement sensor is micron-sized, the measuring range reaches 2 cm, the fixed height of the displacement sensor does not need to be adjusted even if a workpiece with small diameter difference is frequently replaced, and detection data are convenient to collect and count after analog-to-digital conversion.
Preferably, the spherical measuring body is plated with a wear-resistant layer, and the thickness of the wear-resistant layer is not less than 0.5 mm. The wear-resistant layer prolongs the service life of the spherical measuring body, and reduces the maintenance cost of the measuring tool.
Preferably, the spherical measuring body is designed to be conveniently disassembled and assembled, and is used for meeting the product requirements of different groove depths and groove intervals.
Compared with the prior art, the invention has the beneficial effects that: compared with the prior art, the scheme of the invention does not need to punch points on the gear and the spline, is very convenient to operate during measurement, reduces the labor intensity of operators, improves the detection efficiency of the jumping of the gear and the spline, and collects the jumping by using the displacement sensor, so that the invention is more easily adapted to automatic equipment to perform multi-process linkage application.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural elevation view of the present invention;
in the figure, 1, measuring a tool; 2. a rolling bearing; 3. a lever type connection block; 4. a displacement sensor; 5. a displacement sensor fixing plate; 6. a spherical measuring body.
Detailed Description
The method for measuring the run-out of the gear and the spline pitch circle of the workpiece by using the ball head mechanism in the embodiment of the invention is further described by combining the attached drawings in the embodiment of the invention.
Referring to fig. 1-2, an embodiment of the present invention is shown: a method for measuring the pitch circle runout of a workpiece gear and a spline by using a ball head mechanism comprises a measuring tool 1, a rolling bearing 2, a lever type connecting block 3, a displacement sensor 4, a displacement sensor fixing plate 5 and a spherical measuring body 6, wherein the rolling bearing 2 is arranged at the upper part of the measuring tool 1, the rolling bearing 2 is used for fixing the lever type connecting block 3, one end of a power arm of the lever type connecting block 3 is arranged on the spherical measuring body 6, the displacement sensor 4 is arranged below one end of a resistance arm of the lever type connecting block 3, and the displacement sensor 4 is locked on the displacement sensor fixing plate 5 fixed in the middle of the measuring tool. The precision of the displacement sensor is micron-sized, the measuring range reaches 2 cm, the fixed height of the displacement sensor does not need to be adjusted even if a workpiece with small diameter difference is frequently replaced, and detection data are convenient to collect and count after analog-to-digital conversion; the spherical measuring body is plated with a wear-resistant layer, and the thickness of the wear-resistant layer is not less than 0.5 mm. The arrangement of the wear-resistant layer prolongs the service life of the spherical measuring body and reduces the maintenance cost of the measuring tool; the spherical measuring body (6) is designed to meet the product requirements of different groove depths and groove intervals for facilitating disassembly and assembly.
The specific use mode is as follows: the measuring device is fixed at the position to be measured of a workpiece, the spherical measuring body is adjusted to be well attached to a workpiece gear/spline, the displacement sensor is connected into a jumping acquisition system, the height of the sensor is adjusted to a reasonable interval, manual or automatic equipment is used for carrying out rotation control on the workpiece, the jumping condition of the workpiece can be visually acquired from acquisition software, and the multi-process linkage implementation can also be realized by combining with the existing automatic processing equipment.
The above are only preferred embodiments of the present invention, which are intended to show the outstanding technical effects and advantages of the present invention, and are not intended to limit the technical solutions of the present invention. It should be understood by those skilled in the art that all modifications, equivalents, and alternatives falling within the technical spirit of the present invention are intended to be included within the technical scope of the present invention as defined in the appended claims.
Claims (4)
1. The utility model provides a method for measuring work piece gear and spline pitch circle are beated with ball head mechanism, includes and measures frock (1), antifriction bearing (2), lever connection block (3), displacement sensor (4), displacement sensor fixed plate (5) and globular measuring body (6), its characterized in that: the device is characterized in that a rolling bearing (2) is arranged on the upper portion of the measuring tool (1), the rolling bearing (2) is used for fixing a lever type connecting block (3), a spherical measuring body (6) is arranged at one end of a power arm of the lever type connecting block (3), a displacement sensor (4) is arranged below one end of a resistance arm of the lever type connecting block (3), and the displacement sensor (4) is locked on a displacement sensor fixing plate (5) fixed in the middle of the measuring tool.
2. The method for measuring the run-out of the pitch circle of the workpiece gear and the spline by using the ball head mechanism as claimed in claim 1, wherein the method comprises the following steps: the precision of the displacement sensor (4) is micron-sized, the measuring range reaches 2 cm, the fixed height of the displacement sensor (4) does not need to be adjusted even if a workpiece with small diameter difference is frequently replaced, and detection data are convenient to collect and count after analog-to-digital conversion.
3. The method for measuring the run-out of the pitch circle of the workpiece gear and the spline by using the ball head mechanism as claimed in claim 2, wherein the method comprises the following steps: the spherical measuring body (6) is plated with a wear-resistant layer, and the thickness of the wear-resistant layer is not less than 0.5 mm. The arrangement of the wear-resistant layer prolongs the service life of the spherical measuring body (6), and reduces the maintenance cost of the measuring tool.
4. The method for measuring the run-out of the pitch circle of the workpiece gear and the spline by using the ball head mechanism as claimed in claim 3, wherein the method comprises the following steps: the spherical measuring body (6) is designed to be convenient to disassemble and assemble and is used for meeting the product requirements of different groove depths and groove intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911179033.6A CN112902890A (en) | 2019-11-19 | 2019-11-19 | Method for measuring pitch circle run-out of workpiece gear and spline by using ball head mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911179033.6A CN112902890A (en) | 2019-11-19 | 2019-11-19 | Method for measuring pitch circle run-out of workpiece gear and spline by using ball head mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112902890A true CN112902890A (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911179033.6A Pending CN112902890A (en) | 2019-11-19 | 2019-11-19 | Method for measuring pitch circle run-out of workpiece gear and spline by using ball head mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112902890A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690258A (en) * | 2016-03-08 | 2016-06-22 | 华侨大学 | In-situ measurement method and device for radial run-out of grinding wheel |
| CN208313254U (en) * | 2018-06-23 | 2019-01-01 | 南京林业大学 | A kind of Circular Run-out Tolerance measuring device |
-
2019
- 2019-11-19 CN CN201911179033.6A patent/CN112902890A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105690258A (en) * | 2016-03-08 | 2016-06-22 | 华侨大学 | In-situ measurement method and device for radial run-out of grinding wheel |
| CN208313254U (en) * | 2018-06-23 | 2019-01-01 | 南京林业大学 | A kind of Circular Run-out Tolerance measuring device |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210604 |