CN210268454U - Main shaft bearing's assembly accuracy detection device - Google Patents
Main shaft bearing's assembly accuracy detection device Download PDFInfo
- Publication number
- CN210268454U CN210268454U CN201921633482.9U CN201921633482U CN210268454U CN 210268454 U CN210268454 U CN 210268454U CN 201921633482 U CN201921633482 U CN 201921633482U CN 210268454 U CN210268454 U CN 210268454U
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- CN
- China
- Prior art keywords
- main shaft
- pressure sensor
- detection device
- assembly
- bearing
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- Expired - Fee Related
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Abstract
The utility model discloses an assembly precision detection device of main shaft bearing, above-mentioned precision detection device include detection portion, main shaft and amesdial, and the main shaft runs through the box, detection portion includes pressure sensor, backup pad, connection lead screw and lead screw, the amesdial is located the tip of main shaft, pressure sensor is located another tip of main shaft, and four connection lead screws pass the four corners position of backup pad, the lead screw passes the backup pad and is connected with pressure sensor; the detection on the assembly precision of the main shaft bearing is conveniently, conveniently and flexibly realized, the assembly precision after assembly is ensured, and the assembly efficiency and the accuracy of a detection result are effectively improved; the phenomenon that the machining size and the appearance of a hub product cannot meet technological requirements due to the fact that assembly precision cannot be effectively controlled and the bearing is seriously heated in the operation process to cause bearing damage is avoided.
Description
Technical Field
The utility model belongs to the technical field of main shaft bearing detection device, concretely relates to main shaft bearing's assembly precision detection device.
Background
In order to realize assembly precision detection of the MAUS main shaft bearing, solve the problem of poor assembly precision measurement accuracy of the MAUS main shaft bearing, ensure the assembly precision after assembly, effectively improve the assembly efficiency and the accuracy of a detection result, and solve the problems that the machining size and the appearance of a hub product cannot meet the technological requirements due to the fact that the assembly precision cannot be effectively controlled, and the bearing is seriously heated in the operation process to cause bearing damage, the assembly precision detection device of the main shaft bearing is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a main shaft bearing's assembly precision detection device to the realization MAUS main shaft bearing's that proposes in solving above-mentioned background art assembly precision detects, solves the poor problem of MAUS main shaft bearing assembly precision measurement accuracy.
In order to achieve the above object, the utility model provides a following technical scheme: the assembly precision detection device of the main shaft bearing comprises a detection part, a main shaft and a dial indicator, wherein the main shaft penetrates through a box body, the detection part comprises a pressure sensor, a supporting plate, a connecting screw rod and a screw rod, the dial indicator is located at the end part of the main shaft, the pressure sensor is located at the other end part of the main shaft, the four connecting screw rods penetrate through four corners of the supporting plate, and the screw rod penetrates through the supporting plate and is connected with the pressure sensor.
Preferably, the lead screw rotates 360 degrees.
Preferably, a pressure gauge is connected to the pressure sensor.
Preferably, the dial indicator is positioned at the bottom of the box body and connected with the end part of the main shaft.
Preferably, the main shaft is divided into two sections, the diameter of the lower section is half of that of the upper section, the lower section is connected with the dial indicator, and the upper section is connected with the pressure sensor.
Compared with the prior art, the beneficial effects of the utility model are that: when the assembly precision of the main shaft bearing is detected, under the condition that the pressure displayed by a pressure gauge connected with a pressure sensor is 0, recording the number of readings of a dial indicator; then, rotating the screw rod to apply axial pressure to the main shaft, and checking whether the precision requirement is met or not when the dial indicator number (such as 1000kg) is read when the reading of the pressure gauge reaches a specified value; the difference value of the two readings of the dial indicator is the axial play value of the main shaft, and then the numerical value is adjusted by the match grinding of the main shaft bearing spacer until the play value is less than or equal to the specified play value (0.01 mm);
the detection on the assembly precision of the main shaft bearing is conveniently, conveniently and flexibly realized, the assembly precision after assembly is ensured, and the assembly efficiency and the accuracy of a detection result are effectively improved; the phenomenon that the machining size and the appearance of a hub product cannot meet technological requirements due to the fact that assembly precision cannot be effectively controlled and the bearing is seriously heated in the operation process to cause bearing damage is avoided.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the spindle precision detecting structure of the present invention;
in the figure: 1. a box body; 2. a main shaft; 3. a dial indicator; 4. a pressure sensor; 5. a support plate; 6. connecting a screw rod; 7. and a lead screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: main shaft bearing's assembly accuracy testing device, above-mentioned accuracy testing device includes detection portion, main shaft 2 and amesdial 3, and main shaft 2 runs through box 1, and detection portion includes pressure sensor 4, backup pad 5, connects lead screw 6 and lead screw 7, and amesdial 3 is located the tip of main shaft 2, and pressure sensor 4 is located another tip of main shaft 2, and four connect the four corners position that lead screw 6 passed backup pad 5, and lead screw 7 passes backup pad 5 and is connected with pressure sensor 4.
In this embodiment, the lead screw 7 rotates 360 degrees.
In this embodiment, the pressure sensor 4 is connected to a pressure gauge.
In this embodiment, the dial indicator 3 is located at the bottom of the box body 1 and connected with the end of the main shaft 2.
In this embodiment, the main shaft 2 is divided into two sections, the diameter of the lower section is half of that of the upper section, the lower section is connected with the dial indicator 3, and the upper section is connected with the pressure sensor 4.
The utility model discloses a theory of operation and use flow: when the assembly precision of the main shaft 2 bearing is detected, under the condition that the pressure displayed by a pressure gauge connected with a pressure sensor 4 is 0, recording the number indicated by a dial indicator 3;
then, rotating the screw 7 to apply axial pressure to the spindle 2, when reading the number (such as 1000kg) of the dial indicator 3 when the reading of the pressure gauge reaches a specified value, checking whether the precision requirement is met, and recording the number of the dial indicator 3 at the moment;
the difference value of the two readings of the dial indicator is the axial play value of the main shaft, and then the numerical value is adjusted by the match grinding of the main shaft bearing spacer until the play value is less than or equal to the specified play value (0.01 mm);
the assembling precision of the main shaft 2 bearing is conveniently, conveniently and flexibly detected, the assembling precision after assembling is guaranteed, and the assembling efficiency and the accuracy of a detection result are effectively improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Main shaft bearing's assembly precision detection device, its characterized in that: the precision detection device comprises a detection part, a main shaft (2) and a dial indicator (3), wherein the main shaft (2) penetrates through a box body (1), the detection part comprises a pressure sensor (4), a support plate (5), a connecting screw rod (6) and a screw rod (7), the dial indicator (3) is located at the end part of the main shaft (2), the pressure sensor (4) is located at the other end part of the main shaft (2), the four connecting screw rods (6) penetrate through the four corners of the support plate (5), and the screw rod (7) penetrates through the support plate (5) and is connected with the pressure sensor (4).
2. The assembly accuracy detection device of a spindle bearing according to claim 1, characterized in that: the lead screw (7) rotates 360 degrees.
3. The assembly accuracy detection device of a spindle bearing according to claim 1, characterized in that: and the pressure sensor (4) is connected with a pressure gauge.
4. The assembly accuracy detection device of a spindle bearing according to claim 1, characterized in that: the dial indicator (3) is positioned at the bottom of the box body (1) and is connected with the end part of the main shaft (2).
5. The assembly accuracy detection device of a spindle bearing according to claim 1, characterized in that: the main shaft (2) is divided into two sections, the diameter of the lower section is half of that of the upper section, the lower section is connected with the dial indicator (3), and the upper section is connected with the pressure sensor (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921633482.9U CN210268454U (en) | 2019-09-24 | 2019-09-24 | Main shaft bearing's assembly accuracy detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921633482.9U CN210268454U (en) | 2019-09-24 | 2019-09-24 | Main shaft bearing's assembly accuracy detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210268454U true CN210268454U (en) | 2020-04-07 |
Family
ID=70020298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921633482.9U Expired - Fee Related CN210268454U (en) | 2019-09-24 | 2019-09-24 | Main shaft bearing's assembly accuracy detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210268454U (en) |
-
2019
- 2019-09-24 CN CN201921633482.9U patent/CN210268454U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200407 Termination date: 20200924 |