CN211855181U - Coaxiality detection device - Google Patents
Coaxiality detection device Download PDFInfo
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- CN211855181U CN211855181U CN202020321481.7U CN202020321481U CN211855181U CN 211855181 U CN211855181 U CN 211855181U CN 202020321481 U CN202020321481 U CN 202020321481U CN 211855181 U CN211855181 U CN 211855181U
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- butt joint
- joint seat
- coaxiality detection
- hole
- positioning
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Abstract
The utility model relates to a coaxiality detection device, which comprises a butt joint seat, a driving piece connected with the butt joint seat and a measuring component arranged on one surface of the butt joint seat; the driving piece is used for driving the butt joint seat to rotate; the butt joint seat comprises a butt joint sleeve and a bearing disc connected to one end of the butt joint sleeve; the measuring component comprises a magnetic base and a dial indicator connected with the magnetic base; the magnetic base is arranged on one surface of the bearing plate. Above-mentioned axiality detection device, simple structure, convenient to use, butt joint seat and oil pump shaft coaxial axle center set up, install the percentage table in butt joint seat, utilize the percentage table to measure the inner wall of bell jar, can effectively detect the axiality between bell jar and the pump shaft, ensure the reliability and the security of system's operation.
Description
Technical Field
The utility model relates to an oil pump overhauls technical field, especially relates to axiality detection device.
Background
Usually, the oil pump can normally operate under the driving action of the motor, and the quality of the connection relationship between the oil pump and the motor directly influences the working efficiency and the service life of the oil pump and the motor. Generally, the oil pump and the motor are connected through a coupling, a bell housing is installed between the oil pump and the motor, and the coupling is located in the bell housing.
In operation, if the bell-shaped cover generates shaft center deviation due to factors such as pipeline stress and the like, the corresponding motor on the bell-shaped cover generates the same deviation, and finally the motor shaft and the pump shaft are not concentric, so that abnormal vibration of the oil pump is easily caused, abnormal wear of the coupler is accelerated, the oil pump and the motor are separated due to the abnormal wear of the coupler, and safety accidents can also occur in severe cases.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides a axiality detection device, simple structure, convenient to use can effectively detect the axiality between bell jar and the pump shaft, ensures the reliability and the security of system's operation.
In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:
a coaxiality detection device comprises a butt joint seat, a driving piece connected with the butt joint seat and a measuring assembly arranged on one surface of the butt joint seat; the driving piece is used for driving the butt joint seat to rotate; the butt joint seat comprises a butt joint sleeve and a bearing disc connected to one end of the butt joint sleeve; the measuring component comprises a magnetic base and a dial indicator connected with the magnetic base; the magnetic base is arranged on one surface of the bearing plate.
Above-mentioned axiality detection device, simple structure, convenient to use, butt joint seat and oil pump shaft coaxial axle center set up, install the percentage table in butt joint seat, utilize the percentage table to measure the inner wall of bell jar, can effectively detect the axiality between bell jar and the pump shaft, ensure the reliability and the security of system's operation.
In one embodiment, a through hole is formed in the middle of the docking seat, and the through hole simultaneously penetrates through the docking sleeve and the bearing disc; a positioning bayonet is arranged on one side of the butt joint seat corresponding to the through hole, and the positioning bayonet penetrates through the butt joint sleeve and the bearing disc simultaneously; the positioning bayonet is communicated with the through hole.
In one embodiment, the docking sleeve is disposed coaxially with the carrier platter.
In one embodiment, the butt-joint sleeve is provided with an assembling hole; the bearing plate is provided with through holes, and the through holes correspond to the assembling holes one to one.
In one embodiment, the driving member comprises a rotating shaft and a positioning key arranged at one end of the rotating shaft; the rotating shaft and the butt joint seat are coaxially arranged.
In one embodiment, the rotating shaft is correspondingly inserted through the through hole, and the positioning key is correspondingly inserted through the positioning bayonet.
In one embodiment, a positioning groove is formed at one end of the rotating shaft, and the positioning groove is used for slidably mounting the positioning key.
In one embodiment, the driving member further comprises a handle connected to an end of the rotation shaft remote from the positioning key.
In one embodiment, the magnetic base is mounted on a side of the carrying tray facing the handle.
In one embodiment, the handle and the rotating shaft are arranged in a T shape.
Drawings
Fig. 1 is a schematic perspective view of a coaxiality detection apparatus according to an embodiment of the present invention;
FIG. 2 is an exploded view of the coaxiality detection apparatus shown in FIG. 1, without the measurement assembly;
FIG. 3 is a diagram illustrating a usage state of the coaxiality detecting apparatus shown in FIG. 1;
fig. 4 is a schematic diagram illustrating the use principle of the coaxiality detection apparatus shown in fig. 3.
Reference is made to the accompanying drawings in which:
100-coaxiality detection means;
10-butt joint seat, 11-through hole, 12-positioning bayonet, 13-butt joint sleeve, 14-bearing disc, 15-assembly hole, 16-through hole and 17-bolt;
20-driving piece, 21-rotating shaft, 22-positioning key, 23-handle and 24-positioning groove;
30-measuring component, 31-magnetic base, 32-dial indicator;
200-an oil pump shaft;
300-bell jar.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 to 4, a coaxiality detecting apparatus 100 according to an embodiment of the present invention is used for detecting the coaxiality between an oil pump shaft 200 and a bell jar 300. The coaxiality detection device comprises a butt joint seat 10, a driving part 20 connected with the butt joint seat 10 and a measuring component 30 arranged on one surface of the butt joint seat 10.
The butt joint seat 10 is accommodated in the bell-shaped cover 300, one end of the butt joint seat 10 is also used for being correspondingly connected with the oil pump shaft 200, and the butt joint seat 10 and the oil pump shaft 200 are coaxially arranged; the docking station 10 is spaced from the inner wall of the bell housing 300 to facilitate rotation of the docking station 10 within the bell housing 300. The middle part of the butt joint seat 10 is provided with a through hole 11, and the through hole 11 penetrates through two opposite ends of the butt joint seat 10. One side of the butt joint seat 10 corresponding to the through hole 11 is provided with a positioning bayonet 12, the positioning bayonet 12 penetrates through two opposite ends of the butt joint seat 10, and the positioning bayonet 12 is communicated with the through hole 11.
Specifically, in the present embodiment, the docking station 10 includes a docking sleeve 13 and a carrier plate 14 connected to one end of the docking sleeve 13; the butt-joint sleeve 13 and the bearing disc 14 are coaxially arranged, the butt-joint sleeve 13 and the bearing disc 14 form a butt-joint seat 10, the through hole 11 simultaneously penetrates through the butt-joint sleeve 13 and the bearing disc 14, and the positioning bayonet 12 simultaneously penetrates through the butt-joint sleeve 13 and the bearing disc 14. The docking sleeve 13 is used for correspondingly sleeving the oil pump shaft 200, and the bearing disc 14 is arranged at an interval with the inner wall of the bell-shaped housing 300.
Furthermore, in order to facilitate connection of the docking sleeve 13 and the bearing plate 14, the docking sleeve 13 is provided with assembling holes 15 at intervals around the through hole 11, the bearing plate 14 is provided with through holes 16 at intervals around the through hole 11, the through holes 16 correspond to the assembling holes 15 one by one, and the docking sleeve 13 and the bearing plate 14 are connected by penetrating the through holes 16 with fasteners such as bolts 17 and the like and then connecting the docking sleeve 13 and the bearing plate 14.
One end of the driving member 20 is inserted into the docking seat 10 and then used for connecting the pump shaft of the oil pump, and the driving member 20 includes a rotating shaft 21, a positioning key 22 installed at one end of the rotating shaft 21, and a handle 23 connected to the other end of the rotating shaft 21. The handle 23 is provided substantially in a T-shape with the rotary shaft 21. The rotating shaft 21 is coaxially arranged with the docking seat 10, the rotating shaft 21 correspondingly penetrates through the through hole 11, and the positioning key 22 correspondingly penetrates through the positioning bayonet 12, so that the docking seat 10 can be driven to rotate synchronously when the rotating shaft 21 is rotated. Specifically, in the present embodiment, one end of the rotating shaft 21 is opened with a positioning groove 24, and the positioning groove 24 is used for slidably mounting the positioning key 22.
The measuring component 30 comprises a magnetic base 31 arranged on one surface of the bearing plate 14 and a dial indicator 32 connected with the magnetic base 31; the contacts of the dial gauge 32 are adapted to abut the inner wall of the bell. Specifically, the magnetic base 31 is mounted on a side of the carrier tray 14 facing the handle 23.
After the docking seat 10 and the driving member 20 are assembled, the docking seat 10 is accommodated in the bell jar 300, the oil pump shaft 200 is sleeved with the docking sleeve 13, one end of the rotating shaft 21 is inserted into the through hole 11 and then abuts against the oil pump shaft 200, and at this time, the sliding positioning key 22 is clamped at one end of the oil pump shaft 200 to lock the oil pump shaft 200, so that the oil pump shaft 200, the docking seat 10 and the rotating shaft 21 are coaxially arranged, the rotating shaft 21 and the oil pump shaft 200 can synchronously rotate, and the contact of the dial indicator 32 is abutted to the inner wall of the bell jar 300. During detection, the bell-shaped cover 300 does not rotate, the handle 23 is utilized to drive the rotating shaft 21 to rotate, the butt joint seat 10 and the oil pump shaft 200 are driven to synchronously rotate, and if the index of the dial indicator 23 does not deflect in the rotating process, the oil pump shaft 200 and the bell-shaped cover 300 are coaxially arranged; otherwise, it means that the pump shaft 200 and the bell housing 300 are eccentric and need to be adjusted.
The coaxiality detection device 100 is simple in structure and convenient to use, the butt joint seat 10 and the oil pump shaft 200 are coaxially arranged, the dial indicator 23 is installed on the butt joint seat 10, the inner wall of the bell-shaped cover 300 is measured by the dial indicator 23, the coaxiality between the bell-shaped cover and the pump shaft can be effectively detected, and the reliability and the safety of system operation are ensured.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The coaxiality detection device is characterized by comprising a butt joint seat, a driving piece connected with the butt joint seat and a measuring component arranged on one surface of the butt joint seat; the driving piece is used for driving the butt joint seat to rotate; the butt joint seat comprises a butt joint sleeve and a bearing disc connected to one end of the butt joint sleeve; the measuring component comprises a magnetic base and a dial indicator connected with the magnetic base; the magnetic base is arranged on one surface of the bearing plate.
2. The coaxiality detection device according to claim 1, wherein a through hole is formed in the middle of the butt joint seat, and the through hole simultaneously penetrates through the butt joint sleeve and the bearing disc; a positioning bayonet is arranged on one side of the butt joint seat corresponding to the through hole, and the positioning bayonet penetrates through the butt joint sleeve and the bearing disc simultaneously; the positioning bayonet is communicated with the through hole.
3. The coaxiality detection apparatus according to claim 1, wherein the docking sleeve is disposed coaxially with the carrier plate.
4. The coaxiality detection device according to claim 1, wherein an assembly hole is formed in the butt-joint sleeve; the bearing plate is provided with through holes, and the through holes correspond to the assembling holes one to one.
5. The coaxiality detection apparatus according to claim 2, wherein the driving member includes a rotating shaft and a positioning key mounted at one end of the rotating shaft; the rotating shaft and the butt joint seat are coaxially arranged.
6. The coaxiality detection device according to claim 5, wherein the rotating shaft is correspondingly inserted through the through hole, and the positioning key is correspondingly inserted through the positioning bayonet.
7. The coaxiality detection apparatus according to claim 6, wherein a positioning groove is formed at one end of the rotation shaft, and the positioning groove is used for slidably mounting the positioning key.
8. The coaxiality detection apparatus according to claim 5, wherein said drive member further includes a handle connected to an end of said rotary shaft remote from said positioning key.
9. The coaxiality inspection apparatus according to claim 8, wherein the magnetic base is mounted on a surface of the carrier plate facing the handle.
10. The coaxiality detection apparatus according to claim 8, wherein the handle is disposed in a T-shape with respect to the rotation shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020321481.7U CN211855181U (en) | 2020-03-13 | 2020-03-13 | Coaxiality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020321481.7U CN211855181U (en) | 2020-03-13 | 2020-03-13 | Coaxiality detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211855181U true CN211855181U (en) | 2020-11-03 |
Family
ID=73133268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020321481.7U Active CN211855181U (en) | 2020-03-13 | 2020-03-13 | Coaxiality detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211855181U (en) |
-
2020
- 2020-03-13 CN CN202020321481.7U patent/CN211855181U/en active Active
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