CN220583271U - Multi-bearing height simultaneous measurement tool for speed reducer - Google Patents
Multi-bearing height simultaneous measurement tool for speed reducer Download PDFInfo
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- CN220583271U CN220583271U CN202321841801.1U CN202321841801U CN220583271U CN 220583271 U CN220583271 U CN 220583271U CN 202321841801 U CN202321841801 U CN 202321841801U CN 220583271 U CN220583271 U CN 220583271U
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- 238000005259 measurement Methods 0.000 title claims abstract description 41
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 38
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a reduction gear multiaxis holds high same measuring frock, including the bottom plate, the support frame of arranging on the bottom plate, be used for measuring the high axle height measurement subassembly of input shaft bearing, be used for measuring the axle height measurement subassembly second of jackshaft bearing and be used for measuring the axle height measurement subassembly third of differential bearing, axle height measurement subassembly first, axle height measurement subassembly second and axle height measurement subassembly third set up side by side on the support frame, and all include along the digital display percentage table that vertical fixes on the support frame, be located the digital display percentage table below and with the gauge head of digital display percentage table's detection end contact and fix on the support frame and support the standard piece of gauge head, the height of standard piece is equal with the standard axle height of corresponding measured bearing, the gauge head is connected with the support frame, and vertical position on the support frame is adjustable. The utility model not only improves the accuracy and efficiency of bearing height measurement, but also realizes synchronous measurement of a plurality of bearing heights at one time, shortens the measurement time of the bearing heights, and improves the assembly efficiency of the speed reducer.
Description
Technical Field
The utility model relates to a multi-bearing height simultaneous measurement tool for a speed reducer, and belongs to the technical field of speed reducer size measurement.
Background
The input shaft connected with the output shaft of the motor, the intermediate shaft meshed with the input shaft and the differential shell large gear meshed with the intermediate shaft are arranged side by side in the speed reducer, so that an input shaft bearing assembled with the input shaft, the intermediate shaft bearing assembled with the intermediate shaft and a differential bearing assembled with the differential shell large gear are arranged side by side on a speed reducer shell, and the gasket of the bearing pre-tightening is commonly a matched pre-tightening gasket obtained by adopting a mode of selecting gaskets in a grading manner, namely selecting gaskets in a grading manner, and the thickness of the matched pre-tightening gasket is used for controlling the pre-tightening amount. When the cushion is selected in a grading way, the depth value from the shell closing surface of one end of the speed reducer to the bottom surface of the bearing mounting hole, namely the hole depth of the bearing mounting hole, and the height value from the shell closing surface of the other end of the speed reducer to the end surface of the bearing, namely the height of the bearing, are required to be measured; and subtracting the bearing height from the hole depth of the bearing mounting hole to obtain the thickness of the matched pre-tightening gasket. The height of the bearing is measured by adopting a standard block and a height ruler, the measuring precision and the measuring efficiency are not high, the height of a single bearing can be measured, and the heights of a plurality of bearings arranged side by side cannot be synchronously measured.
Disclosure of Invention
According to the multi-bearing height simultaneous measurement tool for the speed reducer, a tool structure is designed according to the structural characteristics that an input shaft bearing, an intermediate shaft bearing and a differential bearing are arranged side by side on a speed reducer shell, so that synchronous measurement of shaft heights of the input shaft bearing, the intermediate shaft bearing and the differential bearing on the speed reducer shell is realized, namely, the accuracy and the efficiency of bearing height measurement are improved, synchronous measurement of multiple bearing heights is realized at one time, and the assembly efficiency of the speed reducer is improved when the measurement of the heights of the multiple bearings is shortened.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
speed reducer multiaxis holds high survey frock simultaneously, its characterized in that: the device comprises a bottom plate, a support frame arranged on the bottom plate, a first shaft height measuring assembly for measuring the height of an input shaft bearing, a second shaft height measuring assembly for measuring the height of an intermediate shaft bearing and a third shaft height measuring assembly for measuring the height of a differential bearing, wherein the first shaft height measuring assembly, the second shaft height measuring assembly and the third shaft height measuring assembly are arranged on the support frame side by side and respectively comprise a digital display dial indicator vertically fixed on the support frame, a measuring head positioned below the digital display dial indicator and contacted with a detection end of the digital display dial indicator, and a standard block fixed on the support frame and supporting the measuring head, the height of the standard block is equal to the standard shaft height of a corresponding measured bearing, the measuring head is connected with the support frame, and the vertical position on the support frame is adjustable.
Preferably, the support frame include along the riser that vertical set up, fix between two risers and the crossbeam that the level set up and level are fixed on the crossbeam, the digital display percentage table is held on the crossbeam, gauge head and diaphragm pass through the connecting pin and are connected.
Preferably, the cross plate is a building hollow frame plate, the cross plate is provided with an extending hole for the measuring head to extend and an adjusting hole penetrating through the extending hole along the radial direction, the adjusting hole is a kidney-shaped hole along the vertical direction, the measuring head is provided with a pin hole matched with the adjusting hole, the upper end of the measuring head extends from the extending hole to enable the pin hole to be aligned with the adjusting hole, and the connecting pin penetrates through the adjusting hole and the pin hole to connect the measuring head with the cross plate.
Preferably, the measuring head consists of a central shaft and an outer ring which is integrally formed on the central shaft, the upper end of the central shaft extends out of the extending hole, the upper end of the central shaft is provided with an axial blind hole, the cross beam is provided with a clamping hole which is aligned with the axial blind hole and can clamp the digital display dial indicator, the detecting rod of the digital display dial indicator penetrates through the clamping hole and extends into the axial blind hole, and the detecting end is in contact with the bottom wall of the axial blind hole.
Preferably, a standard matching hole with the diameter equal to that of the inner hole of the measured bearing is formed in the bottom of the standard block, the lower end of the center shaft is in clearance fit and extends into the standard matching hole, and the outer ring abuts against the top surface of the standard block.
Preferably, the clamping hole comprises a vertical hole along the vertical direction, a cutting hole communicated with the vertical hole and cutting the cross beam, a threaded through hole penetrating through the cutting hole is formed in the cross beam along the horizontal direction, the detection rod of the digital display dial indicator penetrates through the vertical hole, and the bolt is screwed in the threaded through hole to enable the cutting hole and the vertical hole to deform and clamp the detection rod of the digital display dial indicator.
The beneficial effects of the utility model are as follows:
the utility model discloses a multi-bearing height simultaneous measurement tool of a speed reducer, which comprises a first bearing height measurement component for measuring the height of an input bearing, a second bearing height measurement component for measuring the height of an intermediate bearing and a third bearing height measurement component for measuring the height of the differential bearing, wherein a supporting frame is arranged on a bottom plate before measurement, a measuring head is supported on a standard block, a detection end of a digital display dial indicator is contacted with the measuring head, the supported heights of three measuring heads are respectively the standard bearing heights of corresponding measured bearings on a speed reducer shell, at the moment, the readings of the three digital display dial indicators are all adjusted to zero, then the supporting frame is arranged on a shell closing surface of the speed reducer shell for measurement, the measuring head is supported on the corresponding measured bearings, and because the vertical position of the measuring head on the supporting frame is adjustable, when the height of the corresponding measured bearing and the standard bearing have errors, the position of the measuring head is slightly adjusted along the vertical direction relative to the supporting frame, namely, the finely adjusted displacement values are the error values of the corresponding measured bearing heights and the standard bearing heights, the standard bearing heights are added, namely the corresponding measured bearing heights and the error values, the corresponding measured bearing heights are synchronously input to the speed reducer shell, namely the speed reducer bearing and the speed reducer shell, the speed reducer is synchronously measured, the bearing heights are synchronously measured, and the bearing heights are synchronously, and the speed reducer bearing structures are synchronously, and the bearing structures are improved, and the speed reducer bearing structures are realized.
Drawings
Fig. 1 is a schematic diagram of a multi-bearing height simultaneous measurement tool for a speed reducer in an embodiment.
Fig. 2 is a cross-sectional view of the reducer multi-bearing height simultaneous measurement tool when the digital display dial indicator is not installed.
Fig. 3 is a schematic view of the connecting pin penetrating the cross plate.
Fig. 4 is a schematic view of a cross beam.
Detailed Description
Embodiments of the present utility model are described in detail below with reference to fig. 1 to 4.
Speed reducer multiaxis holds high survey frock simultaneously, its characterized in that: the device comprises a bottom plate 1, a support frame 2 arranged on the bottom plate, a first shaft height measuring assembly 3 for measuring the height of an input shaft bearing, a second shaft height measuring assembly 4 for measuring the height of an intermediate shaft bearing and a third shaft height measuring assembly 5 for measuring the height of a differential bearing, wherein the first shaft height measuring assembly 3, the second shaft height measuring assembly 4 and the third shaft height measuring assembly 5 are arranged on the support frame 2 side by side and respectively comprise a digital display dial indicator 6 vertically fixed on the support frame 2, a measuring head 7 positioned below the digital display dial indicator 6 and contacted with the detection end of the digital display dial indicator, and a standard block 8 fixed on the support frame 2 and supporting the measuring head 7, the height of the standard block 8 is equal to the standard shaft height of a corresponding measured bearing, the measuring head 7 is connected with the support frame 2, and the vertical position on the support frame 2 is adjustable.
The multi-bearing height same measuring tool for the speed reducer comprises a first shaft height measuring component 3 for measuring the height of an input shaft bearing, a second shaft height measuring component 4 for measuring the height of a middle shaft bearing and a third shaft height measuring component 5 for measuring the height of a differential bearing, wherein the heights of a measuring head 7 and a standard block 8 in the three measuring components are different as the standard shaft heights of corresponding measured bearings are different, a supporting frame 2 is arranged on a bottom plate 1 before measurement, the measuring head 7 is supported on the standard block 8, the detection end of a digital display dial gauge 6 is contacted with the measuring head 7, the supported heights of the three measuring heads 7 are respectively the standard shaft heights of corresponding measured bearings on a speed reducer shell, the readings of the three digital display dial gauges 6 are all adjusted to zero at the moment, then the measuring is carried out, the supporting frame 2 is arranged on the combined shell surface of the speed reducer shell, the measuring head 7 is supported on the corresponding measured bearings, because the vertical position of the measuring head 7 on the support frame 2 is adjustable, when the shaft height of the corresponding measured bearing and the standard shaft height thereof have errors, the position of the measuring head 7 can be finely adjusted relative to the support frame 2 along the vertical direction, the displacement value of the fine adjustment displayed by the digital display dial indicator 6 is the error value of the corresponding measured bearing height and the standard shaft height thereof, the standard shaft height of the corresponding measured bearing and the error value are added to obtain the height of the corresponding measured bearing, the tooling structure is designed according to the structural characteristics that the input shaft bearing, the intermediate shaft bearing and the differential bearing are arranged side by side on the speed reducer shell, the synchronous measurement of the shaft heights of the input shaft bearing, the intermediate shaft bearing and the differential bearing on the speed reducer shell is realized, namely, the accuracy and the efficiency of the measurement of the bearing heights are improved, the synchronous measurement of a plurality of bearing heights is realized at one time, and the measurement time of the bearing heights is shortened, and the assembly efficiency of the speed reducer is improved.
The supporting frame 2 comprises vertical plates 21 arranged vertically, a horizontal plate 22 fixed between the two vertical plates 21 and horizontally arranged and a cross beam 23 horizontally fixed on the horizontal plate 22, the digital dial indicator 6 is clamped on the cross beam 23, and the measuring head 7 is connected with the cross beam 23 through a connecting pin 9. The support frame 2 is the frame shape, and riser 21 is arranged in on bottom plate 1 when the digital display percentage table is transferred, and riser 20 is arranged in on the close shell surface of reduction gear casing when measuring the bearing height, and diaphragm 22 is used for connecting gauge head 7, and crossbeam 23 is used for the centre gripping location of digital display percentage table 3.
Wherein, the cross plate 22 is a hollow building frame plate, the cross plate 22 is provided with an extending hole 221 for extending the measuring head and an adjusting hole 222 penetrating the extending hole 221 along the radial direction, the adjusting hole 222 is a kidney-shaped hole along the vertical direction, the measuring head 7 is provided with a pin hole 70 matched with the adjusting hole 222, the upper end of the measuring head 7 extends from the extending hole 221 to align the pin hole 70 with the adjusting hole 222, and the connecting pin 9 passes through the adjusting hole 222 and the pin hole 70 to connect the measuring head 7 with the cross plate 22. The adjusting hole 222 is a kidney-shaped hole, so that the connecting pin 9 can form position fine adjustment in the adjusting hole 222 along with the different heights of the measuring head 7, thereby realizing vertical position fine adjustment of the measuring head 7 on the supporting frame 2 so as to adapt to the difference between the height of the measured bearing and the standard shaft height of the measured bearing.
The measuring head 7 is composed of a central shaft 71 and an outer ring 72 integrally formed on the central shaft 71, the upper end of the central shaft 71 extends out of the extending hole 221, an axial blind hole 711 is formed at the upper end of the central shaft 71, a clamping hole 231 which is aligned with the axial blind hole 711 and can clamp the digital display dial indicator 6 is formed on the cross beam 23, a detection rod of the digital display dial indicator 6 penetrates through the clamping hole 231 and extends into the axial blind hole 711, and the detection end is in contact with the bottom wall of the axial blind hole 711. The upper end of the center shaft 71 passes through the extending hole 221, the digital display dial indicator is clamped by the clamping hole 231, the detection end is contacted with the bottom wall of the axial blind hole 711, when the measuring head 7 forms fine adjustment along the vertical direction relative to the transverse plate 22, the reading of the digital display dial indicator can be changed due to the fine adjustment of the position of the measuring head 7, the height of the measuring head 7 is just the standard shaft height of the corresponding measured bearing when the measuring head 7 is supported by the standard block 8, at the moment, the digital display dial indicator 6 is zeroed, and the display numerical value of the digital display dial indicator is the difference value between the measured value and the standard shaft height when the bearing height is measured, so that the rapid measurement of the corresponding measured bearing height is realized.
The bottom of the standard block 8 is provided with a standard matching hole 81 with the diameter equal to that of an inner hole of the tested bearing, the lower end of the center shaft 71 is in clearance fit and extends into the standard matching hole 81, and the outer ring 72 abuts against the top surface of the standard block 8. The center shaft 71 is in clearance fit with the standard fit hole 81, so that the measuring head 7 is coaxially aligned with the standard block 8, the outer ring 72 abuts against the top surface of the standard block 8, the height of the measuring head 7 when supported by the standard block 8 is just equal to the standard shaft height of the corresponding measured bearing, the lower end of the center shaft 71 can be in clearance fit and extend into the inner hole of the corresponding measured bearing during measurement, the outer ring 72 abuts against the top surface of the corresponding measured bearing, if the shaft height of the corresponding measured bearing is in error with the standard shaft height of the corresponding measured bearing, the position of the measuring head 7 on the transverse plate 22 along the vertical direction is adjusted slightly, and the digital display dial indicator displays the error value.
The clamping hole 231 comprises a vertical hole 232 in the vertical direction, a cutting hole 233 communicated with the vertical hole 232 and used for cutting the cross beam, a threaded through hole 234 penetrating through the cutting hole 233 is formed in the cross beam 23 in the horizontal direction, the detection rod of the digital display dial indicator 6 penetrates through the vertical hole 232, and a bolt is screwed in the threaded through hole 234 to enable the cutting hole 233 and the vertical hole 232 to deform and clamp the detection rod of the digital display dial indicator 6. As shown in the figure, three clamping holes 231 are formed in the cross beam, namely, the clamping hole 231 of the digital display dial indicator 6 in the clamping shaft height measurement assembly I3, the clamping hole 231 of the digital display dial indicator 6 in the clamping shaft height measurement assembly II 4 and the clamping hole 231 of the digital display dial indicator 6 in the clamping shaft height measurement assembly III 5, a cutting hole 233 is formed in the side edge of each clamping hole 231 to cut the cross beam, a threaded through hole 234 is formed in the position of the cutting hole 233, the cutting hole 233 can be made to be smaller in width by screwing a bolt in the threaded through hole 234, and the vertical hole 232 is folded in the radial direction so as to clamp a detection rod of the digital display dial indicator 6, so that the clamping and positioning of the digital display dial indicator are realized.
The foregoing disclosure of embodiments of the present utility model has been fully described with reference to the accompanying drawings, in which it is to be understood that the embodiments described are merely some of the embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Claims (6)
1. Speed reducer multiaxis holds high survey frock simultaneously, its characterized in that: the device comprises a bottom plate, a support frame arranged on the bottom plate, a first shaft height measuring assembly for measuring the height of an input shaft bearing, a second shaft height measuring assembly for measuring the height of an intermediate shaft bearing and a third shaft height measuring assembly for measuring the height of a differential bearing, wherein the first shaft height measuring assembly, the second shaft height measuring assembly and the third shaft height measuring assembly are arranged on the support frame side by side and respectively comprise a digital display dial indicator vertically fixed on the support frame, a measuring head positioned below the digital display dial indicator and contacted with a detection end of the digital display dial indicator, and a standard block fixed on the support frame and supporting the measuring head, the height of the standard block is equal to the standard shaft height of a corresponding measured bearing, the measuring head is connected with the support frame, and the vertical position on the support frame is adjustable.
2. The reducer multi-bearing height simultaneous measurement tool according to claim 1, wherein: the supporting frame comprises vertical plates arranged vertically, a transverse plate fixed between the two vertical plates and horizontally arranged and a transverse beam horizontally fixed on the transverse plate, the digital dial indicator is clamped on the transverse beam, and the measuring head is connected with the transverse plate through a connecting pin.
3. The reducer multi-bearing height simultaneous measurement tool according to claim 2, wherein: the transverse plate is a hollowed frame plate, the transverse plate is provided with an extending hole for the measuring head to extend out and an adjusting hole penetrating through the extending hole along the radial direction, the adjusting hole is a kidney-shaped hole along the vertical direction, the measuring head is provided with a pin hole matched with the adjusting hole, the upper end of the measuring head extends out from the extending hole to enable the pin hole to be aligned with the adjusting hole, and the connecting pin penetrates through the adjusting hole and the pin hole to connect the measuring head with the transverse plate.
4. The reducer multi-bearing height simultaneous measurement tool according to claim 2, wherein: the measuring head consists of a central shaft and an outer ring which is integrally formed on the central shaft, the upper end of the central shaft extends out of the extending hole, the upper end of the central shaft is provided with an axial blind hole, the cross beam is provided with a clamping hole which is aligned with the axial blind hole and can clamp the digital display dial indicator, the detecting rod of the digital display dial indicator penetrates through the clamping hole and extends into the axial blind hole, and the detecting end is contacted with the bottom wall of the axial blind hole.
5. The reducer multi-bearing height simultaneous measurement tool according to claim 4, wherein: the bottom of the standard block is provided with a standard matching hole with the diameter equal to that of an inner hole of the tested bearing, the lower end of the center shaft is in clearance fit and extends into the standard matching hole, and the outer ring is abutted against the top surface of the standard block.
6. The reducer multi-bearing height simultaneous measurement tool according to claim 4, wherein: the clamping hole comprises a vertical hole along the vertical direction, a cutting hole communicated with the vertical hole and cutting the cross beam, a threaded through hole penetrating through the cutting hole is formed in the cross beam along the horizontal direction, the detection rod of the digital display dial indicator penetrates through the vertical hole, and the bolt is screwed in the threaded through hole to enable the cutting hole and the vertical hole to deform and clamp the detection rod of the digital display dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321841801.1U CN220583271U (en) | 2023-07-13 | 2023-07-13 | Multi-bearing height simultaneous measurement tool for speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321841801.1U CN220583271U (en) | 2023-07-13 | 2023-07-13 | Multi-bearing height simultaneous measurement tool for speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220583271U true CN220583271U (en) | 2024-03-12 |
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ID=90119520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321841801.1U Active CN220583271U (en) | 2023-07-13 | 2023-07-13 | Multi-bearing height simultaneous measurement tool for speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220583271U (en) |
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2023
- 2023-07-13 CN CN202321841801.1U patent/CN220583271U/en active Active
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