CN211668418U - Thrust bearing inner ring raceway cambered surface detects frock for screw rod drilling tool - Google Patents
Thrust bearing inner ring raceway cambered surface detects frock for screw rod drilling tool Download PDFInfo
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- CN211668418U CN211668418U CN202020538294.4U CN202020538294U CN211668418U CN 211668418 U CN211668418 U CN 211668418U CN 202020538294 U CN202020538294 U CN 202020538294U CN 211668418 U CN211668418 U CN 211668418U
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- workbench
- positioning
- sliding plate
- bearing inner
- arc
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Abstract
The utility model provides a thrust bearing inner race raceway cambered surface detection tool for screw drill, which comprises a base, a workbench, an adjusting bolt, a fixed rod, a positioning runner and a detection device; the base comprises a bottom plate and a supporting arm; the workbench is arranged at the upper end of the supporting arm, a positioning boss is arranged at the center of the workbench, and a cross-shaped hole is formed in one side of the positioning boss; the lower end of the fixed rod is arranged in the cross-shaped hole, and the positioning rotating wheel is horizontally arranged at the upper end of the fixed rod; the detection device comprises a positioning column, a sliding plate, an arc detection piece and a plurality of bolts, wherein the positioning column is vertically arranged on the workbench, the sliding plate is fixed on the positioning column, and the arc detection piece is fixed at the front end of the sliding plate. The utility model discloses a frock is detected to bearing inner race cambered surface simple structure, easy to operate can once accomplish the detection to many cambered surfaces simultaneously, has improved detection efficiency.
Description
Technical Field
The utility model belongs to the technical field of the bearing auxiliary detection, in particular to thrust bearing inner circle raceway cambered surface detects frock for screw rod drilling tool.
Background
In the drilling production operation of petroleum and natural gas, a screw drill is the heaviest in the exploitation operation, a special thrust bearing is the key for the screw drill to transmit underground power and torque and bear axial acting force in the petroleum drilling, and a thrust bearing group is one of weak links in a transmission shaft assembly of the screw drill and directly influences the service life of the screw drill; at present, a multi-raceway thrust bearing is mostly adopted in actual production, a plurality of raceways are arranged between an end cover and a small end of a bearing inner ring, the machining precision of a raceway cambered surface directly influences the qualification rate and the service life of the assembled bearing, the existing bearing quality inspection needs a complex instrument, the operation is complex, and the working efficiency is low; and because the setting of many raceways of bearing inner race, when detecting, need detect many raceway cambered surfaces simultaneously, do not have suitable detection frock at present.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, provide a screw rod is thrust bearing inner circle raceway cambered surface for drilling tool and detects frock, simple structure, convenient operation, the quality testing high quality improves quality testing efficiency.
The utility model adopts the technical scheme that the detection tool for the inner circle raceway cambered surface of the thrust bearing for the screw drilling tool comprises a base, a workbench, an adjusting bolt, a fixed rod, a positioning runner and a detection device;
the base comprises a bottom plate and a supporting arm, the lower end of the supporting arm is arranged on the bottom plate, and the upper end of the supporting arm is provided with a U-shaped connecting part with a mounting hole;
the workbench is a rectangular plate, a circular positioning boss is arranged at the center of the workbench, a cross-shaped hole is formed in the workbench at one side of the positioning boss, and a connecting lug plate matched with the U-shaped connecting part is arranged at the center of the lower side of the workbench; the adjusting bolt penetrates through the connecting lug plate and the U-shaped connecting part, and the workbench is arranged at the upper end of the supporting arm; the lower end of the fixed rod is arranged in the cross-shaped hole, and the positioning rotating wheel is horizontally arranged at the upper end of the fixed rod;
the detection device comprises a positioning column, a sliding plate, an arc detection sheet and a plurality of bolts; the positioning column is vertically arranged on the workbench, a plurality of bolt holes are sequentially formed in the positioning column from top to bottom, the front end of the sliding plate is provided with a mounting hole, and the rear end of the sliding plate is provided with a strip-shaped hole; the bolt penetrates through a strip-shaped hole at the rear end of the sliding plate and a bolt hole of the positioning column to fix the sliding plate on the positioning column; the center of the arc detection piece is provided with a hole corresponding to the mounting hole at the front end of the sliding plate, and the bolt penetrates through the hole at the center of the arc detection piece and the mounting hole at the front end of the sliding plate to fix the arc detection piece at the front end of the sliding plate.
Specifically, the size of the outer edge surface of the positioning boss is gradually reduced in a conical shape from bottom to top, and the upper end of the positioning boss is provided with a check ring protruding out of the upper end surface of the positioning boss along the circumference.
More specifically, the outer diameter of the upper end retainer ring of the positioning boss is matched with the inner diameter of the bearing inner ring to be detected.
Specifically, N +1 sliding plates are arranged according to the number N of the rolling tracks of the bearing inner ring to be detected, and the N +1 arc-shaped detection pieces are respectively arranged at the front ends of the sliding plates.
Specifically, the radian size of the arc detection sheet is set according to the processing requirement of the inner ring raceway arc surface of the bearing to be detected.
When the positioning column is used, N +1 sliding plates are arranged according to the number N of turns of a raceway of a bearing inner ring to be detected, an arc-shaped detection sheet is arranged at the front end of each sliding plate, the small end of the bearing inner ring to be detected is placed on the positioning boss downwards, and the arc-shaped detection sheet at the lowest end of the positioning column is arranged on the outer edge surface of the positioning boss and the outer edge of the small end of the bearing inner ring to be detected in a propping manner; the position and the height of the fixing rod are adjusted through the cross-shaped hole, the outer edge of the positioning rotating wheel is contacted with the outer edge of the bearing inner ring to be detected, the position of an arc detection piece at the front end of the sliding plate is adjusted through the strip-shaped hole in the sliding plate, the arc detection piece on the upper side of the positioning column is respectively attached to the roller path arc surface of the bearing inner ring to be detected, and the positioning of the whole tool is completed; rotating the bearing inner ring to be detected, observing the gap between the arc detection sheet and the arc surface of the raceway to be detected, completing quality inspection operation, taking down the bearing inner ring after detection, and placing the next bearing inner ring to be detected into the positioning boss for detection until all detections are completed.
Due to the adoption of the technical scheme, the utility model discloses have following superiority:
1. the workbench is arranged at the upper end of the supporting arm through the adjusting bolt, the angle of the workbench can be adjusted, the working requirements of the workbench with different angles are met, and the application field is not limited.
2. The conical arrangement of the outer edge of the positioning boss enables the contact area of the small end head of the bearing inner ring and the positioning boss to be small relative to the plane, and when the bearing inner ring rotates and is detected, the friction force is small, and the bearing inner ring is not abraded.
3. Through the arrangement of the cross-shaped hole of the workbench and the strip-shaped hole of the sliding plate, the positions of the positioning rotating wheel and the arc detection piece can be adjusted according to the detection of the bearing inner rings with different outer diameter sizes, the requirements of various size detection are met, and the tool is wide in application range.
4. The bearing inner ring to be detected is clamped and positioned through the sliding plate and the arc detection piece which are arranged at the lower ends of the positioning rotating wheel and the positioning column, so that the detection stability is ensured, and the rotating friction force is reduced through the positioning rotating wheel.
5. The arc detection piece is arranged at the front end of the sliding plate through the bolt, and when the arc surfaces of the roller paths with different sizes are detected, only the corresponding arc detection piece needs to be replaced, so that the detection requirements of the arc surfaces of the roller paths with different sizes can be met.
6. The utility model discloses a thrust bearing inner circle raceway cambered surface detects frock for screw rod drilling tool simple structure, easy to operate can once accomplish the detection to many rings of raceway cambered surfaces simultaneously, has improved detection efficiency.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a schematic diagram of the bearing inner race to be detected when the bearing inner race is put into the utility model.
Fig. 3 is a schematic view of the base of the present invention.
Fig. 4 is a schematic structural view of the inclined side surface of the workbench according to the present invention.
Fig. 5 is a schematic structural view of the slide board of the present invention.
Fig. 6 is a schematic view of the structure of the inner race of the bearing to be inspected.
In the figure: 1-base, 11-bottom plate, 12-supporting arm, 13-U-shaped connecting part, 2-workbench, 21-positioning boss, 211-retainer ring, 22-cross-shaped hole, 23-connecting lug plate, 3-adjusting bolt, 4-positioning rotating wheel, 41-fixing rod, 5-detection device, 51-positioning column, 52-sliding plate, 53-arc detection sheet, 54-bolt, 6-bearing inner ring to be detected, 61-small head end and 62-raceway.
Detailed Description
The invention will be further explained below with reference to the drawings and examples, without limiting the scope of the invention, which is intended to protect all technical improvements within the scope of the invention.
The detection tool for the inner ring raceway cambered surface of the thrust bearing for the screw drill is combined with the tool shown in the attached figures 1-6 and comprises a base 1, a workbench 2, an adjusting bolt 3, a positioning rotating wheel 4, a fixing rod 41 and a detection device 5;
the base 1 comprises a bottom plate 11 and a supporting arm 12, the lower end of the supporting arm 12 is arranged on the bottom plate 11, and the upper end of the supporting arm 12 is provided with a U-shaped connecting part 13 with a mounting hole.
A cross-shaped hole 22 is formed in one side of a positioning boss 21 on the workbench 2, and a connecting lug plate 23 matched with the U-shaped connecting part 13 is arranged in the center of the lower side of the workbench 2; the adjusting bolt 3 penetrates through the U-shaped connecting parts 13 and the connecting lug plate 23 positioned between the U-shaped connecting parts, and the workbench 2 is arranged at the upper end of the supporting arm 12; the lower end of the fixed rod 41 is arranged in the cross-shaped hole 22, and the positioning rotating wheel 4 is horizontally arranged at the upper end of the fixed rod 41.
As shown in fig. 6, the number of the raceways 62 of the bearing inner ring 6 to be detected is two, and the detection device 5 shown in fig. 1-2 comprises a positioning column 51, three sliding plates 52, three arc-shaped detection sheets 53 and three bolts 54; the positioning column 51 is vertically arranged on the workbench 2, the positioning column 51 is sequentially provided with three bolt holes from top to bottom, the front end of the sliding plate 52 is provided with a mounting hole, and the rear end is provided with a strip-shaped hole; bolts 54 pass through strip-shaped holes at the rear ends of the sliding plates 52 and bolt holes of the positioning columns 51, and the three sliding plates 52 are fixed on the positioning columns 51; the center of the arc detection piece 53 is provided with a hole corresponding to the mounting hole at the front end of the sliding plate 52, and three bolts 54 respectively penetrate through the holes at the center of the three arc detection pieces 53 and the mounting hole at the front end of the sliding plate 52 to respectively fix the three arc detection pieces 53 at the front ends of the three sliding plates 52; the radian size of the arc detection sheet 53 is set according to the processing requirement of the arc surface of the raceway 62 of the bearing inner ring 6 to be detected.
When in use, the small head end 61 of the bearing inner ring to be detected is placed on the positioning boss 21, and the arc-shaped detection sheet 53 at the lowest end of the positioning column 51 is propped against the outer edge surface of the positioning boss 21 and the outer edge of the small head end 61 of the bearing inner ring 6 to be detected; the position and the height of the fixing rod 41 are adjusted through the cross-shaped hole 22, the outer edge of the positioning rotating wheel 4 is in contact with the outer edge of the bearing inner ring 6 to be detected, the position of the arc detection piece 53 at the front end of the sliding plate 52 is adjusted through the strip-shaped hole in the sliding plate 52, the two arc detection pieces 53 on the upper side of the positioning column are attached to the two ring of rolling ways 62 cambered surfaces of the bearing inner ring 6 to be detected, the positioning of the whole tool is completed, the bearing inner ring 6 to be detected is rotated, the gap between the arc detection piece 53 and the two ring of rolling ways 62 cambered surfaces to be detected is observed, the quality inspection operation is completed, the bearing inner ring which is detected completely is taken down, the next.
The part of the utility model not detailed is prior art.
The embodiments selected for the purpose of disclosing the invention, are presently considered to be suitable, it being understood, however, that the invention is intended to cover all variations and modifications of the embodiments, which fall within the scope of the concept and the utility model.
Claims (5)
1. The utility model provides a screw rod is thrust bearing inner circle raceway cambered surface detection frock for drilling tool, its characterized in that: comprises a base, a workbench, an adjusting bolt, a fixed rod, a positioning rotating wheel and a detection device;
the base comprises a bottom plate and a supporting arm, the lower end of the supporting arm is arranged on the bottom plate, and the upper end of the supporting arm is provided with a U-shaped connecting part with a mounting hole;
the workbench is a rectangular plate, a circular positioning boss is arranged at the center of the workbench, a cross-shaped hole is formed in the workbench at one side of the positioning boss, and a connecting lug plate matched with the U-shaped connecting part is arranged at the center of the lower side of the workbench; the adjusting bolt penetrates through the connecting lug plate and the U-shaped connecting part, and the workbench is arranged at the upper end of the supporting arm; the lower end of the fixed rod is arranged in the cross-shaped hole, and the positioning rotating wheel is horizontally arranged at the upper end of the fixed rod;
the detection device comprises a positioning column, a sliding plate, an arc detection sheet and a plurality of bolts; the positioning column is vertically arranged on the workbench, a plurality of bolt holes are sequentially formed in the positioning column from top to bottom, the front end of the sliding plate is provided with a mounting hole, and the rear end of the sliding plate is provided with a strip-shaped hole; the bolt penetrates through a strip-shaped hole at the rear end of the sliding plate and a bolt hole of the positioning column to fix the sliding plate on the positioning column; the center of the arc detection piece is provided with a hole corresponding to the mounting hole at the front end of the sliding plate, and the bolt penetrates through the hole at the center of the arc detection piece and the mounting hole at the front end of the sliding plate to fix the arc detection piece at the front end of the sliding plate.
2. The tool for detecting the inner race raceway cambered surface of the thrust bearing for the screw drill according to claim 1, characterized in that: the size of the outer edge surface of the positioning boss is gradually reduced in a conical shape from bottom to top, and a check ring protruding out of the upper end surface of the positioning boss is arranged at the upper end of the positioning boss along the circumference.
3. The tool for detecting the inner race raceway cambered surface of the thrust bearing for the screw drill according to claim 2, characterized in that: the outer diameter of the upper end check ring of the positioning boss is matched with the inner diameter of the bearing inner ring to be detected.
4. The tool for detecting the inner race raceway cambered surface of the thrust bearing for the screw drill according to claim 1, characterized in that: the N +1 sliding plates are arranged according to the number N of arc-surface turns of the bearing inner ring to be detected, and the N +1 arc-shaped detection pieces are respectively arranged at the front ends of the sliding plates.
5. The tool for detecting the inner race raceway cambered surface of the thrust bearing for the screw drill according to claim 1, characterized in that: the radian size of the arc detection sheet is set according to the processing requirement of the arc surface of the bearing inner ring to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538294.4U CN211668418U (en) | 2020-04-14 | 2020-04-14 | Thrust bearing inner ring raceway cambered surface detects frock for screw rod drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020538294.4U CN211668418U (en) | 2020-04-14 | 2020-04-14 | Thrust bearing inner ring raceway cambered surface detects frock for screw rod drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211668418U true CN211668418U (en) | 2020-10-13 |
Family
ID=72743228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020538294.4U Expired - Fee Related CN211668418U (en) | 2020-04-14 | 2020-04-14 | Thrust bearing inner ring raceway cambered surface detects frock for screw rod drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211668418U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504207A (en) * | 2020-11-07 | 2021-03-16 | 浙江时代计量科技有限公司 | Roller path and flange measuring equipment for cylindrical roller bearing ring |
| CN115683593A (en) * | 2023-01-04 | 2023-02-03 | 沧州鑫利达五金制造有限责任公司 | Jump ring performance detection device and method |
-
2020
- 2020-04-14 CN CN202020538294.4U patent/CN211668418U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504207A (en) * | 2020-11-07 | 2021-03-16 | 浙江时代计量科技有限公司 | Roller path and flange measuring equipment for cylindrical roller bearing ring |
| CN115683593A (en) * | 2023-01-04 | 2023-02-03 | 沧州鑫利达五金制造有限责任公司 | Jump ring performance detection device and method |
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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: 20201013 Termination date: 20210414 |
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| CF01 | Termination of patent right due to non-payment of annual fee |