CN210802337U - Tool for gear box inspection - Google Patents
Tool for gear box inspection Download PDFInfo
- Publication number
- CN210802337U CN210802337U CN201922152107.9U CN201922152107U CN210802337U CN 210802337 U CN210802337 U CN 210802337U CN 201922152107 U CN201922152107 U CN 201922152107U CN 210802337 U CN210802337 U CN 210802337U
- Authority
- CN
- China
- Prior art keywords
- bearing housing
- bearing sleeve
- front bearing
- gear box
- inspection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007689 inspection Methods 0.000 title claims abstract description 19
- 230000003746 surface roughness Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 5
- 230000001965 increasing effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model provides a frock is used in gear box inspection, including the frock body, first front bearing housing, the bearing housing before the second, first back bearing housing, the bearing housing behind the second, the gauge rod, frock body front side is equipped with the end cover, install first front bearing housing on the end cover, the bearing housing before the second, the dorsal part and first front bearing housing of frock body, the position that the bearing housing corresponds before the second is equipped with first back bearing housing respectively, the bearing housing behind the second, first front bearing housing and first back bearing housing, the bearing housing is coaxial with the bearing housing behind the second before the second, first front bearing housing, install the gauge rod in the bearing housing before the second respectively, the gauge rod is cylindrical structure, the external diameter of gauge rod is the same with the internal diameter of first front bearing housing, the bearing housing before the second respectively. The utility model has the advantages that: simple structure, convenient to use can audio-visual carry out the inspection and obtain the error difference to the gear box, need not to carry out multiple spot location, multiple measurement, and inspection efficiency is high, and the error of measuring is less moreover, has guaranteed the precision and the check quality of inspection.
Description
Technical Field
The utility model relates to an inspection frock especially relates to a frock is used in gear box inspection.
Background
The gear box is widely applied to a motor, is often used in a wind generating set and is an important mechanical component, and the main function of the gear box is to transmit power generated by a wind wheel under the action of wind power to a generator and enable the generator to obtain corresponding rotating speed, usually, the rotating speed of the wind wheel is very low and can not reach the rotating speed required by the generator for generating power, and the rotating speed is realized by the speed increasing action of a gear pair of the gear box, so the gear box is also called as a speed increasing box, and in other mechanical fields, the torque can be increased by reducing the speed of the small gear box. The precision of the gear box is high during processing and production, the produced gear box needs to be inspected before being put into use formally, wherein the most important step is to detect the coaxiality of the gear box, the existing detection mode is manual visual inspection, or multi-point positioning and multiple measurement are carried out through a dial indicator for inspection, the operation is complex, the inspection efficiency is low, the measurement error is large, and the inspection precision and the inspection quality cannot be guaranteed.
Disclosure of Invention
According to the technical problems, the utility model provides a tool for checking a gear box, which comprises a tool body, a first front bearing sleeve, a second front bearing sleeve, a first rear bearing sleeve, a second rear bearing sleeve and a measuring rod, the tool body is provided with a first front bearing sleeve and a second front bearing sleeve, the positions of the back side of the tool body corresponding to the first front bearing sleeve and the second front bearing sleeve are respectively provided with a first back bearing sleeve and a second back bearing sleeve, the first front bearing sleeve and the first rear bearing sleeve as well as the second front bearing sleeve and the second rear bearing sleeve are coaxially arranged, the inner diameters of the first front bearing sleeve and the first rear bearing sleeve as well as the second front bearing sleeve and the second rear bearing sleeve are the same, and measuring rods are respectively arranged in the first front bearing sleeve and the second front bearing sleeve, the measuring rods are of cylindrical structures, and the outer diameters of the measuring rods are respectively the same as the inner diameters of the first front bearing sleeve and the second front bearing sleeve.
Further, the measuring rod further comprises mounting holes, and the mounting holes are formed in two end portions of the measuring rod.
Further, the mounting hole is a threaded hole.
Further, the length of the measuring rod is larger than the distance between the first front bearing sleeve and the first rear bearing sleeve.
Further, the surface roughness of the outer periphery of the gauge bar ranges from 0.4 to 0.8 μm.
The utility model has the advantages that: the utility model relates to a frock is used in gear box inspection, through gauge rod and first front bearing housing and first back bearing housing, the cooperation of bearing housing behind second front bearing housing and the second, can carry out direct measurement to the axiality of gear box, not only can detect out whether the axiality of gear box accords with the standard to use this frock cooperation dial indicator, can also inspect the difference of portal and terminal surface straightness that hangs down, for traditional measuring mode, the utility model discloses simple structure, low cost, convenient to use can audio-visual inspect the gear box and draw the error difference simultaneously, need not to carry out multiple spot location through the dial indicator, measure many times, and the efficiency of inspection is high, and measured error is less moreover, can guarantee the precision and the proof mass of inspection.
Drawings
Fig. 1 is a main structure diagram of the present invention.
As shown in the figure, the tool comprises a tool body-1, a first front bearing sleeve-2, a second front bearing sleeve-3, a first rear bearing sleeve-4, a second rear bearing sleeve-5, a measuring rod-6 and a mounting hole-7.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
example 1:
the utility model relates to a gear box is frock for inspection, including frock body 1, first front bearing housing 2, the bearing housing 3 before the second, first back bearing housing 4, the bearing housing 5 behind the second, gauge stick 6, install first front bearing housing 2, the bearing housing 3 before the second on the frock body 1, the dorsal part of frock body 1 is equipped with first back bearing housing 4, the bearing housing 5 behind the second respectively with the position that first front bearing housing 2, the bearing housing 3 correspond before the second, first front bearing housing 2 and first back bearing housing 4, the bearing housing 3 behind second and the bearing housing 5 coaxial arrangement behind the second, first front bearing housing 2 is the same with the internal diameter of first back bearing housing 4, the bearing housing 3 behind the second, the gauge stick 6 is installed respectively in first front bearing housing 2, the bearing housing 3 before the second, gauge stick 6 is cylindrical structure, the external diameter of gauge stick 6 respectively with first front bearing housing 2, The inner diameter of the second front bearing sleeve 3 is the same.
Further, the length of the measuring rod 6 is larger than the distance between the first front bearing sleeve 2 and the first rear bearing sleeve 3.
Further, the surface roughness of the outer periphery of the measuring bar 6 ranges from 0.4 to 0.8. mu.m.
Example 2:
the structure and principle of this embodiment are basically the same as those of embodiment 1, and the same parts are not repeated, and only the differences are described, but the differences are that: still include mounting hole 7, mounting hole 7 sets up the one end at measuring stick 6, mounting hole 7 is the screw hole.
Example 3:
the structure and principle of this embodiment are basically the same as those of embodiment 1, and the same parts are not repeated, and only the differences are described, but the differences are that: still include mounting hole 7, mounting hole 7 sets up the both ends at measuring stick 6, mounting hole 7 is the screw hole.
Example 4:
the gear box to be detected is placed in the box body 1, the position of the gear box is fixed, the positions of the two groups of gear mounting holes are coaxial with the first front bearing sleeve 2 and the first rear bearing sleeve 4 respectively, the measuring rod 6 is inserted from one end, and if the measuring rod 6 can smoothly pass through the first front bearing sleeve 2 and extend out of the first rear bearing sleeve 4, the coaxiality of the gear box meets the standard; if the measuring rod 6 cannot extend out of the first rear bearing sleeve 4 after being inserted, the coaxiality of the gearbox seriously does not meet the standard, and the error is not within the allowable range; stretch out by first back bearing housing 4 as measuring stick 6 can be smoothly through first front bearing housing 2, measuring stick 6 periphery and first front bearing housing 2, the internal diameter of first back bearing housing 4 has the clearance, numerical value through measuring clearance department, it accords with the standard whether to compare the axiality that allows the error value to judge the gear box, to with the second front bearing housing 3, the detection of another gear mounting hole of the gear box that second back bearing housing 5 corresponds is with the same, simultaneously, can detect the straightness that hangs down of hole and terminal surface through the dial indicator.
The utility model discloses a cooperation of gauge stick and first front bearing housing and first back bearing housing, second front bearing housing and second back bearing housing can carry out direct measurement to the axiality of gear box and hole and terminal surface straightness that hangs down, not only can detect out whether the axiality of gear box accords with the standard to use this frock cooperation dial indicator, can also inspect out the difference of error, for traditional measuring mode, the utility model discloses simple structure, low cost, convenient to use can audio-visual inspect the gear box and reachs the error difference simultaneously, need not to carry out multiple spot location, repetitious survey through the dial indicator, and efficiency of inspection is high, and measured error is less moreover, can guarantee the precision and the proof quality of inspection.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (5)
1. A tool for gear box inspection is characterized by comprising a tool body, a first front bearing sleeve, a second front bearing sleeve, a first rear bearing sleeve, a second rear bearing sleeve and a measuring rod, the tool body is provided with a first front bearing sleeve and a second front bearing sleeve, the positions of the back side of the tool body corresponding to the first front bearing sleeve and the second front bearing sleeve are respectively provided with a first back bearing sleeve and a second back bearing sleeve, the first front bearing sleeve and the first rear bearing sleeve as well as the second front bearing sleeve and the second rear bearing sleeve are coaxially arranged, the inner diameters of the first front bearing sleeve and the first rear bearing sleeve as well as the second front bearing sleeve and the second rear bearing sleeve are the same, and measuring rods are respectively arranged in the first front bearing sleeve and the second front bearing sleeve, the measuring rods are of cylindrical structures, and the outer diameters of the measuring rods are respectively the same as the inner diameters of the first front bearing sleeve and the second front bearing sleeve.
2. The tool for inspecting the gearbox according to claim 1, further comprising mounting holes, wherein the mounting holes are formed in two end portions of the measuring bar.
3. The tool for inspecting a gearbox according to claim 2, wherein the mounting hole is a threaded hole.
4. The tool for inspecting the gearbox according to claim 1, wherein the length of the measuring bar is greater than the distance between the first front bearing sleeve and the first rear bearing sleeve.
5. The tool for inspecting a gearbox according to claim 1, wherein the surface roughness of the outer periphery of said gauge bar is in the range of 0.4-0.8 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922152107.9U CN210802337U (en) | 2019-12-04 | 2019-12-04 | Tool for gear box inspection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922152107.9U CN210802337U (en) | 2019-12-04 | 2019-12-04 | Tool for gear box inspection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210802337U true CN210802337U (en) | 2020-06-19 |
Family
ID=71228646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922152107.9U Expired - Fee Related CN210802337U (en) | 2019-12-04 | 2019-12-04 | Tool for gear box inspection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210802337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113400062A (en) * | 2021-07-07 | 2021-09-17 | 抚州长丰机械有限责任公司 | Valve body turning clamp |
-
2019
- 2019-12-04 CN CN201922152107.9U patent/CN210802337U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113400062A (en) * | 2021-07-07 | 2021-09-17 | 抚州长丰机械有限责任公司 | Valve body turning clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200619 |