CN117817557A - Device and method for measuring length of large end of outer cone of main shaft - Google Patents
Device and method for measuring length of large end of outer cone of main shaft Download PDFInfo
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- CN117817557A CN117817557A CN202311847271.6A CN202311847271A CN117817557A CN 117817557 A CN117817557 A CN 117817557A CN 202311847271 A CN202311847271 A CN 202311847271A CN 117817557 A CN117817557 A CN 117817557A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000005259 measurement Methods 0.000 claims abstract description 34
- 230000003746 surface roughness Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000000691 measurement method Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 abstract description 10
- 238000005242 forging Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
- B24B49/04—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent involving measurement of the workpiece at the place of grinding during grinding operation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The application relates to the field of bearing detection, especially, relate to a main shaft outer cone big end length measurement device, it is semi-circular structure, and the card is established on the main shaft, includes: the straight hole section is smaller than the length of the straight line section of the main shaft, and the inner wall of the straight hole section is completely attached to the outer wall of the main shaft during measurement; and the inclined cone section is connected to one side of the straight hole section, an included angle between the inner wall of the inclined cone section and the straight hole section is an obtuse angle, and when the inclined cone section is measured, the inner conical surface of the inclined cone section is completely attached to the outer conical surface of the main shaft. The method and the device can reduce the error of the distance between the maximum end of the measuring conical surface and the shaft shoulder.
Description
Technical Field
The application relates to the field of bearing detection, in particular to a device and a method for measuring the length of the large end of a main shaft outer cone.
Background
In the use process of the high-precision lathe electric spindle, as the electric spindle can receive larger radial force, a cylindrical roller bearing is generally configured and used at a first position close to a nose end, and an inner hole of the bearing is 1:12, the taper hole surface is matched with the outer circular surface with the same taper on the main shaft, the inner ring of the cylindrical roller bearing is pressed inwards by the locking nut, the outer diameter of the inner ring can be gradually expanded and enlarged under the action of the guiding of the taper surface and the locking nut locking force, and the clearance between the ball and the inner hole of the outer ring is pushed to be 0 or negative.
After the residual oil gap of the cylindrical roller bearing is selected, the gap between the end face of the large end of the bearing and the shaft shoulder of the main shaft is measured, and then a matched grinding spacer bush with the same thickness as the gap is arranged according to the size of the gap, so that the cylindrical roller bearing is always in the clearance state after being locked. In order to ensure that the clearance state of the cylindrical roller bearing is in a standard range, the distance between the maximum end of the conical surface and the shaft shoulder needs to be kept in the standard range when the conical surface of the main shaft is machined.
At present, the distance between the maximum end of the conical surface and the shaft shoulder is measured, after the spindle is machined on a machine tool, the spindle is taken down, the ring gauge is sleeved from the tail end of the spindle, and the gap between the shaft shoulder and the end face of the ring gauge is measured by using a measuring block, so that the distance between the maximum end of the conical surface and the shaft shoulder is measured, but the spindle is required to be taken down from the machine tool, and when the gap is found to be overlong or too short after the measurement, the spindle is installed on the machine tool again for machining, and errors possibly occur due to secondary clamping.
Disclosure of Invention
In order to reduce the error of the distance between the maximum end of the measuring conical surface and the shaft shoulder, the application provides a length measuring device and a length measuring method for the maximum end of the main shaft outer cone.
The application provides a main shaft outer cone large end length measuring device adopts following technical scheme:
the utility model provides a main shaft outer cone big end length measurement device, is semi-circular structure, and the card is established on the main shaft, includes:
the straight hole section is smaller than the length of the straight line section of the main shaft, and the inner wall of the straight hole section is completely attached to the outer wall of the main shaft during measurement;
and the inclined cone section is connected to one side of the straight hole section, an included angle between the inner wall of the inclined cone section and the straight hole section is an obtuse angle, and when the inclined cone section is measured, the inner conical surface of the inclined cone section is completely attached to the outer conical surface of the main shaft.
Through adopting above-mentioned technical scheme, when needs detect, install straight hole section and oblique cone section on the outer conical surface of main shaft earlier, promote measuring device is whole again, make the interior conical surface of oblique cone section laminate completely with the outer conical surface of main shaft, thereby can carry out accurate measurement, rethread gauge block measures oblique cone section tip and arrives, add the distance of straight hole section, carry out the contrast of data, when data is out in the scope, calibrate the main shaft again, this kind of method need not take off the main shaft from the lathe, avoided finding the clearance overlength after measuring or excessively install the lathe again because the secondary clamping produces the error in processing too short time.
Optionally, the length of the straight hole section is 8-12mm, and the length of the inner conical surface of the inclined conical section is 2-3mm shorter than the length of the outer conical surface of the main shaft.
Through adopting above-mentioned technical scheme, select the purpose of using length 8-12mm to be convenient after using the measuring block to measure actual length and the length sum of straight hole section equals the actual distance of main shaft big end position to the shaft shoulder to be convenient for compare with the preferred range value, draw the conclusion of whether the main shaft is standard, the length of the interior conical surface of oblique conical section sets up 2-3mm shorter than the length of the outer conical surface of main shaft, thereby be convenient for observe the interior conical surface of oblique conical section and whether laminate completely with the main shaft, if set up same length, then inconvenient observation from the outside.
Optionally, the surface roughness of the inner wall of the straight hole section and the inner conical surface of the inclined conical section is 0.3-0.5.
By adopting the technical scheme, when detecting, the straight hole section and the inclined cone section are both abutted against the main shaft, friction is required to be generated between the straight hole section and the outer surface of the main shaft when the detection device is pushed, in the friction process, if the surface roughness of the straight hole section and the inclined cone section is too large, the surface scratch of the main shaft to be detected can influence the surface finish of the main shaft, and if the surface roughness of the straight hole section and the inclined cone section is too small, the main shaft can be difficult to position.
Optionally, the perpendicularity of the inner conical surface of the inclined conical section is set to be 0.002-0.004.
By adopting the technical scheme, the perpendicularity of the conical surface of the inner conical surface of the inclined conical section is limited, so that the consistency and the accuracy of the measurement data of each inner conical surface of the inclined conical section can be ensured when the measuring block is used for measuring the gap, the measurement errors of the inclined conical section at different positions are reduced, and the measurement accuracy is ensured.
Optionally, the straight hole section and the inclined cone section are provided as the straight hole section and the inclined cone section of GCr15 steel.
Through adopting above-mentioned technical scheme, the forging bearing steel GCr15 is selected for the material of straight hole section and oblique cone section to make the material after forging thermal refining, reach the metallographic structure that the performance is stable, and then prevent to warp in the use, and the surface adopts heat treatment C55, thereby can improve internal surface hardness and increase the wearability.
Optionally, the method comprises the steps of:
s1, installing a measuring device: placing a measuring device on the machined outer conical surface of the main shaft;
s2, fixing the measuring device: slowly pushing the main shaft to the large end direction of the main shaft until the inclined cone section is completely attached to the outer cone surface of the main shaft;
s3, measuring: measuring a gap value between a measuring device and a spindle shoulder in a completely fixed state by using a measuring block;
s4, comparing data;
and S5, calibrating the main shaft, and when the data are not in the standard range, calibrating the main shaft.
Through adopting above-mentioned technical scheme, when needs detect, install measuring device on the outer conical surface of main shaft earlier, promote measuring device for measuring device's interior conical surface is laminated completely with the outer conical surface of main shaft, thereby carries out accurate measurement, and the measurement of rethread gauge block, plus the distance of straight hole section carries out the contrast of data, when data is out in the scope, calibrates the main shaft again.
Optionally, the measuring device is placed on the machined outer conical surface of the spindle, and the method comprises the following steps: and the straight hole section is attached to the outer side surface of the main shaft, and at the moment, the inner conical surface of the inclined conical section is not attached to the outer conical surface of the main shaft.
Through adopting above-mentioned technical scheme, when need carry out measuring device's measurement, laminate straight hole section and main shaft lateral surface mutually for the length of straight hole section is equivalent to the position of main shaft lateral surface straight line section, later needs the outer conical surface that makes the conical surface and the outer conical surface of main shaft to laminate mutually, but before detecting, in order to be convenient for fix a position, so before detecting device installs, need make the inner conical surface of conical section and laminate mutually with the outer conical surface of main shaft.
Optionally, after fixing the measuring device, it is necessary to check whether the measuring device is completely fixed, including the steps of: slowly pushing along the direction of the large end of the main shaft until the measuring device cannot continue to move, and at the moment, the straight hole section is already excessive to the vicinity of the shaft shoulder of the main shaft.
By adopting the technical scheme, in order to ensure the accuracy of the measured data, the measuring device needs to be completely fixed; the position of the measuring device needs to be detected before measurement, and when the measuring device is pushed by force, but the position of the measuring device cannot be changed further, the measuring device is completely installed.
Optionally, the comparison data comprises the steps of: and (3) comparing the sum of the measured data of the comparison block and the length of the straight hole section with the data required by the design of the main shaft, and determining whether the measured data of the comparison block is in a standard range or not.
By adopting the technical scheme, after measurement, data comparison is needed, the data measured by the gauge blocks and the length of the straight hole section are added, so that the distance between the large end of the main shaft and the shaft shoulder of the main shaft is obtained, the data is compared with the main shaft design requirement, whether the data is in the range of the main shaft design requirement or not is judged, if the data is in the range, the data is qualified, and if the data is not in the range, the adjustment is needed.
Optionally, when the data is not within the standard range, the spindle needs to be calibrated, including the steps of: if the data value is larger than the design requirement, the spindle needs to be continuously ground forwards by a corresponding distance, and if the data value is smaller than the design requirement, the spindle shoulder of the spindle needs to be ground forwards by a corresponding distance until the measured size meets the design requirement.
By adopting the technical scheme, when the measured data exceeds the range of the design requirement, the main shaft is ground to be short so as to reduce the distance of the straight line segment of the main shaft, thereby reducing the total measured distance; when the measured data is lower than the data, the shaft shoulder of the main shaft is ground to be short, so that the distance from the large end of the main shaft to the shaft shoulder of the main shaft is increased.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through setting up straight hole section and oblique cone section, when needing to detect, install straight hole section and oblique cone section on the external conical surface of the main shaft first, promote the whole of the measuring device again, make the internal conical surface of the oblique cone section and external conical surface of the main shaft completely laminate, thus can carry on the accurate measurement, measure the distance to the end of the oblique cone section through the gauge block, add the straight hole section, carry on the comparison of data, when the data is out of range, calibrate the main shaft again, this kind of method does not need to take down the main shaft from the lathe, has avoided finding the too long or too short time of interval and installing the processing on the lathe again because of the secondary clamping produces the error after measuring;
drawings
Fig. 1 is a schematic diagram of a specific structure of a measuring device in the present application.
Fig. 2 is a schematic cross-sectional structure of the measuring device in the present application.
Fig. 3 is a schematic view showing a specific structure of the measuring device after being mounted in the present application.
Fig. 4 is a schematic cross-sectional view of the measuring device of the present application after installation.
Fig. 5 is a flow chart of a method of measuring devices in the present application.
Reference numerals illustrate: 1. a main shaft; 2. a straight bore section; 3. an oblique cone section; 4. a shaft shoulder; 5. and a large end.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-5.
The embodiment of the application discloses a main shaft outer cone large end length measuring device.
Referring to fig. 1, 2 and 3, a length measuring device for the large end of an outer cone of a spindle comprises a straight hole section 2 with a semicircular structure and an inclined cone section 3 connected to one end of the straight hole section 2, wherein the straight hole section 2 and the inclined cone section 3 can be clamped on the spindle 1. The length of the straight hole section 2 is set smaller than the length of the straight line section of the main shaft 1. When the measurement is carried out, the inner wall of the straight hole section 2 is completely attached to the outer wall of the main shaft 1, and the inner conical surface of the inclined conical section 3 is completely attached to the outer conical surface of the main shaft 1. The included angle between the inner wall of the inclined cone section 3 and the straight hole section 2 is an obtuse angle.
When the detection is needed, the straight hole section 2 and the inclined cone section 3 are firstly arranged on the outer conical surface of the main shaft 1, and then the whole measuring device is pushed, so that the inner conical surface of the inclined cone section 3 is completely attached to the outer conical surface of the main shaft 1, accurate measurement can be carried out, the distance from the end part of the inclined cone section 3 to the straight hole section 2 is measured through the gauge block, data comparison is carried out, when the data are not in the range, the main shaft 1 is calibrated, the main shaft 1 does not need to be taken down from a machine tool, and errors caused by secondary clamping when the overlong or excessively short gap is found out after the measurement and the process of being arranged on the machine tool again are avoided.
Referring to fig. 2, the length of the straight hole section 2 is 8-12mm, and in this application, 10mm is selected as an example for the straight hole section 2, and the length of the straight hole section 2 is preferably an integer, so that the following vertical comparison is convenient. The length of the inner conical surface of the inclined conical section 3 is 2-3mm shorter than the length of the outer conical surface of the main shaft 1, and the length of the inner conical surface is 2mm shorter than the length of the outer conical surface of the main shaft 1 is exemplified in this application.
The purpose of the straight hole section 2 with the length of 10mm is to facilitate that the sum of the actual length measured by using the measuring block and the length of the straight hole section 2 is equal to the actual distance from the position of the big end 5 of the main shaft 1 to the shaft shoulder 4, so that the comparison with the preferred range value is facilitated, the conclusion of whether the main shaft 1 is standard or not is obtained, the length of the inner conical surface of the inclined conical section 3 is set to be 2-3mm shorter than the length of the outer conical surface of the main shaft 1, thereby facilitating the observation of whether the inner conical surface of the inclined conical section 3 is completely attached to the main shaft 1, and if the same length is set, the observation is inconvenient from the outside.
The surface roughness of the inner wall of the straight hole section 2 and the inner conical surface of the inclined conical section 3 is 0.3-0.5, and the schematic diagram in the application is shown by taking the surface roughness of 0.4 as an example. And the straight hole section 2 and the inclined cone section 3 are selected from GCr15 steel.
The materials of the straight hole section 2 and the inclined cone section 3 are selected from forging bearing steel GCr15, so that after the materials are subjected to forging quenching and tempering treatment, a metallographic structure with stable performance is achieved, further deformation in the use process is prevented, and the surface is subjected to heat treatment C55, so that the hardness of the inner surface can be improved, and the wear resistance is improved. When the detection is carried out, the straight hole section 2 and the inclined cone section 3 are abutted against the main shaft 1, friction is required to be generated between the straight hole section 2 and the inclined cone section 3 and the outer surface of the main shaft 1 when the detection device is pushed, in the friction process, if the surface roughness of the straight hole section 2 and the inclined cone section 3 is too large, the surface scratch of the main shaft 1 to be detected influences the surface finish of the main shaft 1, and if the surface roughness of the straight hole section 2 and the inclined cone section 3 is too small, the positioning can be difficult.
The perpendicularity of the inner conical surface of the inclined conical section 3 is set to be 0.002-0.004. In the embodiment of the present application, perpendicularity is selected to be 0.002 as an example. The conical surface perpendicularity of the inner conical surface of the inclined conical section 3 is limited, so that the consistency and the accuracy of the measurement data of each inner conical surface of the inclined conical section 3 can be ensured when the measuring block is used for measuring the gap, the measurement errors of the inclined conical section 3 at different positions are reduced, and the measurement accuracy is ensured.
The embodiment of the application provides a main shaft, the implementation principle of outer cone large end length measuring device is: when the detection is needed, the straight hole section 2 and the inclined cone section 3 are firstly arranged on the outer conical surface of the main shaft 1, and then the whole measuring device is pushed, so that the inner conical surface of the inclined cone section 3 is completely attached to the outer conical surface of the main shaft 1, accurate measurement can be carried out, the distance from the end part of the inclined cone section 3 to the straight hole section 2 is measured through the gauge block, data comparison is carried out, when the data are not in the range, the main shaft 1 is calibrated, the main shaft 1 does not need to be taken down from a machine tool, and errors caused by secondary clamping when the overlong or excessively short gap is found out after the measurement and the process of being arranged on the machine tool again are avoided.
The embodiment of the application also discloses a using method of the main shaft outer cone large end length measuring device.
Referring to fig. 3-5, a method for using a length measuring device for the large end of a main shaft outer cone comprises the following steps:
s1, installing a measuring device: placing the measuring device on the machined outer conical surface of the main shaft 1, and attaching the straight hole section 2 to the outer side surface of the main shaft 1, wherein at the moment, the inner conical surface of the inclined conical section 3 is required to be ensured not to be attached to the outer conical surface of the main shaft 1;
when the measurement of the measuring device is required, the straight hole section 2 is attached to the outer side surface of the main shaft 1, so that the length of the straight hole section 2 corresponds to the position of the straight hole section on the outer side surface of the main shaft 1, and then the outer conical surface of the inclined conical surface is required to be attached to the outer conical surface of the main shaft 1, but before the detection, in order to facilitate positioning, the inner conical surface of the inclined conical section 3 is required to be attached to the outer conical surface of the main shaft 1 before the detection device is installed.
S2, fixing the measuring device: slowly pushing the main shaft 1 to the direction of the large end 5 until the inclined cone section 3 is completely attached to the outer cone surface of the main shaft 1, checking whether the measuring device is completely fixed after visual inspection is complete attachment, and specifically, slowly pushing the main shaft 1 along the direction of the large end 5 until the measuring device cannot continue to move, wherein the straight hole section 2 is already excessive to the vicinity of the shaft shoulder 4 of the main shaft 1;
in order to ensure the accuracy of the measurement data, the measurement device needs to be completely fixed; the position of the measuring device needs to be detected before measurement, and when the measuring device is pushed by force, but the position of the measuring device cannot be changed further, the measuring device is completely installed.
S3, measuring: measuring a gap value between a measuring device and a shaft shoulder 4 of the main shaft 1 in a completely fixed state by using a measuring block;
s4, comparing data: comparing the sum of the measured data of the comparison block and the length of the straight hole section 2 with the data required by the design of the main shaft 1, and determining whether the data is in a proper size or not within a standard range;
after measurement, data comparison is needed, the data measured by the gauge blocks and the length of the straight hole section 2 are added, so that the distance between the large end 5 of the main shaft 1 and the shaft shoulder 4 of the main shaft 1 is obtained, the data is compared with the design requirement of the main shaft 1, whether the data are within the design requirement range of the main shaft 1 or not is judged, if the data are within the range, the data are qualified, and if the data are not within the range, the adjustment is needed.
S5, calibrating the main shaft 1: when the data is not within the standard range, the spindle 1 needs to be calibrated. Specifically, if the data value is greater than the design requirement, the spindle 1 needs to be continuously ground forward by a corresponding distance, and if the data value is less than the design requirement, the shoulder 4 of the spindle 1 needs to be ground forward by a corresponding distance until the measured size meets the design requirement.
When the measured data exceeds the range of the design requirement, the main shaft 1 is ground to be short so as to reduce the distance of the straight line segment of the main shaft 1, thereby reducing the total measured distance; when the measured data is lower than the data, the shoulder 4 of the spindle 1 is ground short, thereby increasing the distance between the large end 5 of the spindle 1 and the shoulder 4 of the spindle 1.
The implementation principle of the method of the main shaft outer cone large end length measuring device in the embodiment of the application is as follows: when detection is needed, the measuring device is firstly arranged on the outer conical surface of the main shaft 1, the measuring device is pushed, the inner conical surface of the measuring device is completely attached to the outer conical surface of the main shaft 1, so that accurate measurement is performed, the measurement of the gauge block is performed, the distance of the straight hole section 2 is added, data comparison is performed, and when the data is out of range, the main shaft 1 is calibrated.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. The utility model provides a main shaft outer cone big end length measurement device which characterized in that: is a semicircular structure, is clamped on a main shaft (1), and comprises:
the straight hole section (2) is smaller than the length of the straight line section of the main shaft (1), and when in measurement, the inner wall of the straight hole section (2) is completely attached to the outer wall of the main shaft (1);
the inclined cone section (3) is connected to one side of the straight hole section (2), an included angle between the inner wall of the inclined cone section (3) and the straight hole section (2) is an obtuse angle, and when the inclined cone section is measured, the inner conical surface of the inclined cone section (3) is completely attached to the outer conical surface of the main shaft (1).
2. The apparatus for measuring the length of the large end of the outer cone of a spindle according to claim 1, wherein: the length of the straight hole section (2) is 8-12mm, and the length of the inner conical surface of the inclined conical section (3) is 2-3mm shorter than the length of the outer conical surface of the main shaft (1).
3. The apparatus for measuring the length of the large end of the outer cone of a spindle according to claim 2, wherein: the surface roughness of the inner wall of the straight hole section (2) and the inner conical surface of the inclined conical section (3) is 0.3-0.5.
4. The apparatus for measuring the length of the large end of the outer cone of a spindle according to claim 2, wherein: the perpendicularity of the inner conical surface of the inclined conical section (3) is set to be 0.002-0.004.
5. A main shaft outer cone large end length measuring device according to claim 3, wherein: the straight hole section (2) and the inclined cone section (3) are arranged as the straight hole section (2) and the inclined cone section (3) of GCr15 steel.
6. The measurement method of the main shaft outer cone large end length measurement device according to any one of claims 1 to 5, wherein: the method comprises the following steps:
s1, installing a measuring device: placing a measuring device on the outer conical surface of the processed main shaft (1);
s2, fixing the measuring device: slowly pushing the main shaft (1) to the direction of the big end (5) until the inclined cone section (3) is completely attached to the outer cone surface of the main shaft (1);
s3, measuring: the gap value between the measuring device and the shaft shoulder (4) of the main shaft (1) in the completely fixed state is measured by using the measuring block,
s4, comparing data;
s5, calibrating the spindle (1), and when the data are not in the standard range, calibrating the spindle (1) is needed.
7. The measurement method of the main shaft outer cone large end length measurement device according to claim 6, wherein the measurement method comprises the following steps: placing the measuring device on the outer conical surface of the machined main shaft (1), comprising the following steps: and (3) attaching the straight hole section (2) to the outer side surface of the main shaft (1), wherein the inner conical surface of the inclined conical section (3) is not attached to the outer conical surface of the main shaft (1).
8. The apparatus for measuring the length of the large end of the outer cone of a spindle according to claim 6, wherein: after fixing the measuring device, it is necessary to check whether the measuring device is completely fixed, comprising the steps of: slowly pushing along the direction of the big end (5) of the main shaft (1) until the measuring device cannot move continuously, and at the moment, the straight hole section (2) is already transited to the vicinity of the shaft shoulder (4) of the main shaft (1).
9. The apparatus for measuring the length of the large end of the outer cone of a spindle according to claim 6, wherein: contrast data comprising the steps of: and (3) comparing the sum of the measured data of the comparison block and the length of the straight hole section (2) with the data required by the design of the main shaft (1), and determining whether the measured data is in a proper size or not within a standard range.
10. The apparatus for measuring the length of the large end of the outer cone of a spindle according to claim 6, wherein: when the data is not within the standard range, the spindle (1) needs to be calibrated, comprising the steps of: if the data value is larger than the design requirement, the spindle (1) needs to be continuously ground forwards by a corresponding distance, and if the data value is smaller than the design requirement, the spindle shoulder (4) of the spindle (1) needs to be ground forwards by a corresponding distance until the measured size meets the design requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311847271.6A CN117817557A (en) | 2023-12-28 | 2023-12-28 | Device and method for measuring length of large end of outer cone of main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311847271.6A CN117817557A (en) | 2023-12-28 | 2023-12-28 | Device and method for measuring length of large end of outer cone of main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117817557A true CN117817557A (en) | 2024-04-05 |
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ID=90511002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311847271.6A Pending CN117817557A (en) | 2023-12-28 | 2023-12-28 | Device and method for measuring length of large end of outer cone of main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117817557A (en) |
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2023
- 2023-12-28 CN CN202311847271.6A patent/CN117817557A/en active Pending
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