CN220912204U - Comprehensive detection device for eccentric shaft of vortex pump - Google Patents
Comprehensive detection device for eccentric shaft of vortex pump Download PDFInfo
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- CN220912204U CN220912204U CN202322519650.4U CN202322519650U CN220912204U CN 220912204 U CN220912204 U CN 220912204U CN 202322519650 U CN202322519650 U CN 202322519650U CN 220912204 U CN220912204 U CN 220912204U
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- eccentric
- eccentric shaft
- shaft
- guide rail
- supporting wheel
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to the detection field, in particular to a comprehensive detection device for a vortex pump eccentric shaft, which comprises at least two groups of support wheel groups arranged on a detection table along a linear direction, wherein each support wheel group comprises at least two rotatable eccentric support wheels, and each eccentric support wheel of each support wheel group supports a main shaft section of the eccentric shaft from bottom to top; the micrometer detector for detecting the profile parameters of the eccentric shafts is arranged on a linear guide rail of the detection table and can slide along the linear guide rail, and the linear guide rail is arranged in parallel with the axis of each eccentric supporting wheel; the utility model can realize the rapid and high-precision detection of the eccentric shaft.
Description
Technical Field
The utility model relates to the field of detection, in particular to a comprehensive detection device for a vortex pump eccentric shaft.
Background
The vortex vacuum pump is a novel dry vacuum pump at present, and has been widely applied to the industries of semiconductors, scientific instruments, mechanical equipment, medical equipment and the like due to the advantages of oil-free cleaning, wide pumping speed range, low energy consumption, simple structure, easy maintenance, high working reliability, long service life and the like. The eccentric shaft of the scroll vacuum pump is a very important component, and the straightness of the shaft, the concentricity of each outer circle, the eccentric amount, the straightness and the parallelism of the shaft at the eccentric position of the eccentric shaft directly influence the technical performance and the running stability of the scroll pump.
As described in the patent number CN218156842U, the existing eccentric shaft detection device only clamps and fixes the eccentric shaft when detecting the eccentric shaft, and the eccentric shaft is required to be detected by a handheld detection instrument after clamping, so that a large detection error exists during manual detection, a large amount of detection time is consumed, and the detection precision is low.
Disclosure of Invention
In order to avoid and overcome the technical problems in the prior art, the utility model provides a comprehensive detection device for a vortex pump eccentric shaft. The utility model can realize the rapid and high-precision detection of the eccentric shaft.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the comprehensive detection device for the eccentric shaft of the vortex pump comprises at least two groups of support wheel groups which are arranged on a detection table along the linear direction, wherein each support wheel group comprises at least two rotatable eccentric support wheels, and each eccentric support wheel of each support wheel group supports a main shaft section of the eccentric shaft from bottom to top; the micrometer detector for detecting the profile parameters of the eccentric shafts is arranged on a linear guide rail of the detection table and can slide along the linear guide rail, and the linear guide rail is arranged in parallel with the axis of each eccentric supporting wheel.
As a further scheme of the utility model: the detection table is provided with a bolt fixing seat, and the compression bolt is in threaded fit with the bolt fixing seat along the axial direction of the eccentric shaft; the main shaft section of the eccentric shaft is provided with a shaft shoulder, and the pressing bolt is screwed to axially press the eccentric shaft, so that the shaft shoulder of the eccentric shaft is abutted with the wheel surface of the eccentric supporting wheel of any group of supporting wheel groups, and the pressing bolt is matched with the eccentric supporting wheel to clamp and fix the eccentric shaft.
As still further aspects of the utility model: the support wheel set comprises a front support wheel set and a rear support wheel set, and the front support wheel set and the rear support wheel set respectively correspond to the positions of main shaft sections at the front end and the rear end of the eccentric shaft, so that two-point support is formed for the eccentric shaft.
As still further aspects of the utility model: each supporting wheel group is respectively fixed on a supporting wheel seat corresponding to the detection table, each supporting wheel group comprises two eccentric supporting wheels which are in rotary fit with the supporting wheel seat, the rotary axes of the two eccentric supporting wheels are arranged in parallel with the linear guide rail, and the two eccentric supporting wheels are arranged at the same height.
As still further aspects of the utility model: the dial indicator detector comprises a sliding table in sliding fit with the linear guide rail, a positioning rod is arranged on the sliding table along the plumb direction, and an adjusting clamping frame for fixing the dial indicator is arranged on the positioning rod so that the dial indicator is suspended above the eccentric shaft; when the dial indicator slides along the linear guide rail along with the sliding table, the measuring head of the dial indicator sequentially passes through the main shaft section and the eccentric section of the eccentric shaft.
As still further aspects of the utility model: the adjusting clamping frame is fixed after sliding along the length direction of the positioning rod so as to realize height adjustment, and the adjusting clamping frame is telescopic and rotatable so as to drive the dial indicator to horizontally displace.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the detection is carried out, firstly, the eccentric shaft is placed on the supporting wheel set, and when the dial indicator slides along the linear guide rail, the measuring head of the dial indicator is abutted with the main shaft section of the eccentric shaft; rotating each eccentric supporting wheel in the sliding process, so as to adjust the supporting position of the eccentric shaft until the pointer on the dial indicator basically does not jump after the sliding table is slid back and forth, and indicating that the axis of the eccentric shaft to be tested is parallel to the linear guide rail at the moment; and then the sliding table is slid, so that the measuring head of the dial indicator sequentially passes through the main shaft section and the eccentric section of the eccentric shaft, and the straightness, the excircle coaxiality, the parallelism and the eccentric quantity of different positions of the eccentric shaft are detected, so that the quick high-precision detection of the eccentric shaft can be realized.
2. According to the utility model, after the eccentric shaft is adjusted to be parallel to the linear guide rail, the wheel surface of the eccentric supporting wheel is abutted against the shaft shoulder on the eccentric shaft by screwing the compression bolt, so that the eccentric shaft can be clamped and fixed front and back after the compression bolt is matched, and the eccentric shaft can be stably clamped in the subsequent detection process.
3. The utility model can form front and back double support to the eccentric shaft through the front and back double support wheel groups, the eccentric shaft can be adjusted to be parallel to the linear guide rail by rotating the four groups of eccentric support wheels, and the adjusting mode is simple.
4. According to the utility model, the position of the dial indicator is adjusted by adjusting the clamping frame, so that the dial indicator is displaced along the X-axis, the Y-axis and the Z-axis, the measuring head of the dial indicator can be abutted with each part of eccentric shafts of different types, the subsequent detection is convenient, and the detection of the eccentric shafts of different sizes can be adapted.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure:
1. a linear guide rail; 2. a micrometer detector;
21. A sliding table; 22. a positioning rod; 23. adjusting the clamping frame; 24. a dial gauge;
3. An eccentric shaft; 31. a main shaft section; 32. an eccentric section; 33. a shaft shoulder;
4. A detection table; 41. a front support wheel set; 42. a rear support wheelset; 43. and (5) pressing the bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1, in an embodiment of the utility model, a comprehensive detection device for a scroll pump eccentric shaft includes a detection table 4 horizontally arranged, and a bolt fixing seat and two groups of support wheel seats are sequentially arranged on the detection table 4 along a linear direction.
The front support wheel set 41 and the rear support wheel set 42 are respectively arranged on the two groups of support wheel seats, the front support wheel set 41 and the rear support wheel set 42 comprise two eccentric support wheels which are rotatably matched with the support wheel seats, the two eccentric support wheels of each support wheel set are positioned at the same height, and the rotation axes are arranged in parallel with the linear guide rail 1. The front support wheel set 41 and the corresponding eccentric support wheel on the rear support wheel set 42 are located on the same axis.
The eccentric shaft 3 to be detected is placed on the front supporting wheel set 41 and the rear supporting wheel set 42, is lifted and fixed by four eccentric supporting wheels from bottom to top, and can be locked after rotating. The eccentric shaft 3 includes main shaft sections 31 at both front and rear ends and an eccentric section 32 between the two main shaft sections 31.
The main shaft section 31 far away from the bolt fixing seat is provided with a shaft shoulder 33, and after the eccentric shaft 3 is axially pushed, the wheel surface of the eccentric support wheel on the front support wheel set 41 is abutted with the shaft shoulder 33 of the eccentric shaft 3.
The compression bolt 43 which is in threaded fit with the bolt fixing seat is axially arranged on the bolt fixing seat along the eccentric shaft 3, the compression bolt 43 is abutted with the shaft end of the eccentric shaft 3 after being screwed, and the eccentric shaft 3 is axially pushed, so that the compression bolt 43 and an eccentric supporting wheel of the front supporting wheel group 41 can clamp and fix the eccentric shaft 3 front and back.
The detection table 4 is also provided with a linear guide rail 1 which is arranged in parallel with the rotation axis of each eccentric supporting wheel, and the micrometer detector 2 is arranged on the linear guide rail 1 and can slide along the linear guide rail 1.
The micrometer detector 2 comprises a sliding table 21 arranged on the linear guide rail 1, a positioning rod 22 is arranged on the sliding table 21 along the vertical direction, an adjusting clamping frame 23 for fixing a micrometer 24 is arranged on the positioning rod 22 and can be locked after sliding up and down along the positioning rod 22, so that the height of the micrometer 24 is adjusted. The adjusting clamping frame 23 is an existing fixing frame and can be rotated and stretched, so that the dial indicator 24 is driven to displace along the horizontal direction, and detection of different eccentric shafts 3 is adapted.
During detection, firstly, the eccentric shaft 3 is placed on the supporting wheel set, the sliding table 21 is slid along the linear guide rail 1, and the measuring head of the dial indicator 24 is abutted with the main shaft section 31 of the eccentric shaft 3; the four eccentric supporting wheels are rotated in the sliding process, so that the supporting position of the eccentric shaft 3 is adjusted until the pointer on the dial indicator 24 basically does not jump after the sliding table 21 is slid back and forth, and the axis of the eccentric shaft 3 to be measured is arranged in parallel with the linear guide rail 1. And then sliding the sliding table 21 to enable the measuring head of the dial indicator 24 to sequentially pass through the main shaft section 31 and the eccentric section 32 of the eccentric shaft 3, and detecting straightness, excircle coaxiality, parallelism and eccentric quantity of different positions of the eccentric shaft 3.
The basic principles of the present application have been described above in connection with specific embodiments, but it should be noted that the advantages, benefits, effects, etc. mentioned in the present application are merely examples and not intended to be limiting, and these advantages, benefits, effects, etc. are not to be construed as necessarily possessed by the various embodiments of the application. Furthermore, the specific details disclosed herein are for purposes of illustration and understanding only, and are not intended to be limiting, as the application is not necessarily limited to practice with the above described specific details.
The block diagrams of the devices, apparatuses, devices, systems referred to in the present application are only illustrative examples and are not intended to require or imply that the connections, arrangements, configurations must be made in the manner shown in the block diagrams. As will be appreciated by one of skill in the art, the devices, apparatuses, devices, systems may be connected, arranged, configured in any manner. Words such as "including," "comprising," "having," and the like are words of openness and mean "including but not limited to," and are used interchangeably therewith. The terms "or" and "as used herein refer to and are used interchangeably with the term" and/or "unless the context clearly indicates otherwise. The term "such as" as used herein refers to, and is used interchangeably with, the phrase "such as, but not limited to.
Claims (6)
1. The comprehensive detection device for the eccentric shaft of the vortex pump is characterized by comprising at least two groups of support wheel groups which are arranged on a detection table (4) along the linear direction, wherein each support wheel group comprises at least two rotatable eccentric support wheels, and each eccentric support wheel of each support wheel group supports a main shaft section (31) of an eccentric shaft (3) from bottom to top; the micrometer detector (2) for detecting the profile parameters of the eccentric shafts (3) is arranged on the linear guide rail (1) of the detection table (4) and can slide along the linear guide rail (1), and the linear guide rail (1) is arranged in parallel with the axes of the eccentric supporting wheels.
2. The comprehensive detection device for the eccentric shaft of the scroll pump according to claim 1, wherein the detection table (4) is provided with a bolt fixing seat, and the compression bolt (43) is in threaded fit with the bolt fixing seat along the axial direction of the eccentric shaft (3); the main shaft section (31) of the eccentric shaft (3) is provided with a shaft shoulder (33), the pressing bolt (43) is screwed to axially press the eccentric shaft (3), so that the shaft shoulder (33) of the eccentric shaft (3) is abutted against the wheel surface of the eccentric supporting wheel of any group of supporting wheel groups, and the pressing bolt (43) is matched with the eccentric supporting wheel to clamp and fix the eccentric shaft (3).
3. The comprehensive detection device for the eccentric shaft of the scroll pump according to claim 1, wherein the supporting wheel set comprises a front supporting wheel set (41) and a rear supporting wheel set (42), and the front supporting wheel set (41) and the rear supporting wheel set (42) respectively correspond to the positions of the main shaft sections (31) at the front end and the rear end of the eccentric shaft (3), so that two-point support is formed for the eccentric shaft (3).
4. A comprehensive detection device for eccentric shafts of scroll pumps according to any one of claims 1 to 3, characterized in that each supporting wheel set is respectively fixed on a supporting wheel seat corresponding to the detection table (4), each supporting wheel set comprises two eccentric supporting wheels which are rotatably matched with the supporting wheel seat, the rotation axes of the two eccentric supporting wheels are arranged in parallel with the linear guide rail (1), and the two eccentric supporting wheels are arranged at the same height.
5. A comprehensive detection device for eccentric shafts of scroll pumps according to any one of claims 1 to 3, characterized in that the micrometer gauge (2) comprises a sliding table (21) in sliding fit with the linear guide rail (1), a positioning rod (22) is arranged on the sliding table (21) along the plumb direction, and an adjusting clamping frame (23) for fixing a micrometer gauge (24) is arranged on the positioning rod (22) so that the micrometer gauge (24) is suspended above the eccentric shaft (3); when the dial indicator (24) slides along the linear guide rail (1) along with the sliding table (21), the measuring head of the dial indicator (24) sequentially passes through the main shaft section (31) and the eccentric section (32) of the eccentric shaft (3).
6. The comprehensive detection device for the eccentric shaft of the scroll pump according to claim 5, wherein the adjusting clamping frame (23) is fixed after sliding along the length direction of the positioning rod (22) to realize height adjustment, and the adjusting clamping frame (23) can stretch and rotate to drive the dial indicator (24) to horizontally displace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322519650.4U CN220912204U (en) | 2023-09-15 | 2023-09-15 | Comprehensive detection device for eccentric shaft of vortex pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322519650.4U CN220912204U (en) | 2023-09-15 | 2023-09-15 | Comprehensive detection device for eccentric shaft of vortex pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912204U true CN220912204U (en) | 2024-05-07 |
Family
ID=90908067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322519650.4U Active CN220912204U (en) | 2023-09-15 | 2023-09-15 | Comprehensive detection device for eccentric shaft of vortex pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912204U (en) |
-
2023
- 2023-09-15 CN CN202322519650.4U patent/CN220912204U/en active Active
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