CN219956346U - Measuring device of centrifuge rotator - Google Patents
Measuring device of centrifuge rotator Download PDFInfo
- Publication number
- CN219956346U CN219956346U CN202321534556.XU CN202321534556U CN219956346U CN 219956346 U CN219956346 U CN 219956346U CN 202321534556 U CN202321534556 U CN 202321534556U CN 219956346 U CN219956346 U CN 219956346U
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- Prior art keywords
- positioning sleeve
- rotating body
- magnetic
- measuring unit
- connecting part
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- 238000005259 measurement Methods 0.000 claims description 8
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 5
- 239000010962 carbon steel Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a measuring device of a centrifuge rotator, which comprises a positioning sleeve, a magnetic connecting part and a measuring unit; the positioning sleeve is connected with the rotating body; the magnetic connecting part is connected with the positioning sleeve; the measuring unit is arranged on the magnetic force connecting part and measures the bearing seat connected to the rotating body. After the measuring device of the centrifuge rotating body is adopted, the circle runout tolerance of the left end face of the bearing seat can be accurately and rapidly measured, and the problem that the existing magnetic connecting part connected with the measuring unit cannot be adsorbed on the rotating body, so that the circle runout tolerance of the left end face of the bearing seat is difficult to measure is solved.
Description
Technical Field
The utility model belongs to the field of centrifuges, and particularly relates to a measuring device of a centrifuge rotator.
Background
At present, the conventional measuring method for the bearing seat of the centrifugal machine is to directly adsorb a magnetic force connecting part connected with a measuring unit on a rotating body, then rotate the rotating body through external force, and then measure the circle runout tolerance of the left end face of the bearing seat by using the measuring unit. However, since the main material of the centrifuge rotor is low-magnetic austenitic stainless steel, the magnetic force connecting part connected with the measuring unit cannot be directly adsorbed on the rotor, so that the circle runout tolerance of the left end face of the bearing seat cannot be measured by a simple measuring unit measuring method, thereby bringing difficulty to measurement.
Disclosure of Invention
The utility model aims to provide a measuring device of a centrifuge rotating body, which solves the problem that the circle runout tolerance of the left end face of a measuring bearing seat is difficult because a magnetic connecting part connected with the existing measuring unit cannot be adsorbed on the rotating body.
In order to achieve the above object, the present utility model provides a measuring device of a centrifuge rotor, including a positioning sleeve, a magnetic connection part and a measuring unit;
the positioning sleeve is fixedly connected with the rotating body, and is made of carbon steel materials;
the magnetic connecting part is connected with the positioning sleeve;
the measuring unit is arranged on the magnetic force connecting part and measures the bearing seat connected to the rotating body.
Optionally, a connecting part is arranged on the left end face of the rotating body, and the positioning sleeve is sleeved on the connecting part.
Optionally, the measuring device further comprises a fixing piece, and the positioning sleeve is detachably connected with the rotating body through the fixing piece, so that the positioning sleeve cannot loosen.
Alternatively, the fixing member is a screw or a bolt.
Optionally, the magnetic connection part includes a magnetic base and a connecting rod, the magnetic base is magnetically attracted to the positioning sleeve, the connecting rod is disposed on the magnetic base, and the connecting rod is connected with the measuring unit.
Optionally, the connecting rod includes horizontal pole, first stand and second stand, the lower terminal surface and the magnetic force pedestal connection of first stand, the up end of first stand is connected with the left end face of horizontal pole, and the right-hand member face of horizontal pole is connected with the lower terminal surface of second stand, and the up end of second stand is connected with the measuring unit.
Optionally, the magnetic base is adsorbed on the positioning sleeve through magnetic force, the positioning sleeve is made of carbon steel, a magnetic object can be adsorbed, and the purpose of fixing the magnetic connection part can be achieved.
Alternatively, the measuring unit is connected with a connecting rod of the magnetic connection part and measures the left end surface of the bearing block.
Alternatively, the measuring unit is a dial indicator.
Alternatively, the measuring unit has a measuring range of 0 to 10mm and an index value of 0.01mm.
The utility model has the beneficial effects that:
according to the utility model, the positioning sleeve is connected with the connecting part of the rotating body, and the positioning sleeve is fixed on the connecting part of the rotating body through the fixing piece, so that the magnetic connecting part can be stably adsorbed on the rotating body, further the measuring unit can measure the circle runout tolerance of the left end face of the bearing seat, the operation is simple after the installation, the measuring precision is improved, and the measuring error is reduced.
The utility model has simple structure and can realize the beneficial effect of efficiently measuring the circle runout tolerance of the left end face of the bearing seat.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The utility model may be better understood by reference to the following description taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic view of the structure of a measuring device of a centrifuge rotor according to the present utility model in an operating state;
fig. 2 is a schematic view of a part of the structure of the measuring device of the centrifuge rotor according to the present utility model.
The device comprises a 1-magnetic connecting part, a 2-positioning sleeve, a 3-fixing part, a 4-connecting part, a 5-rotating body, a 6-bearing seat, a 7-measuring unit, 8-second upright posts, 9-cross bars and 10-first upright posts.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
The terminology used in the embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of embodiments of the utility model. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the utility model as detailed in the accompanying claims. In the description of the present utility model, it should be understood that the terms "first" and "second" are used merely to distinguish similar objects from each other and are not necessarily used to describe a particular order or sequence, nor should they be construed to indicate or imply relative importance. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1, an embodiment of the present utility model provides a measuring device for a rotating body of a centrifuge, the measuring device includes a positioning sleeve 2, a magnetic connection part 1 and a measuring unit 7, the positioning sleeve 2 is detachably connected with the rotating body 5, and the positioning sleeve 2 is made of carbon steel material; the magnetic force link part 1 is connected with the positioning sleeve 2; the measuring unit 7 is provided on the magnetic connection 1 and measures the bearing housing 6 connected to the rotating body 5.
It should be noted that, the positioning sleeve 2 is made of carbon steel and can be absorbed by magnetic objects, so that the magnetic connection part 1 is absorbed on the fixed positioning sleeve 2, and the magnetic absorption has a positive effect on measuring the circle runout tolerance of the left end face of the bearing seat.
Specifically, a connecting part 4 is arranged on the left end surface of the rotating body 5, and the positioning sleeve 2 is sleeved on the connecting part 4; the connecting part 4 is a connecting groove, the locating sleeve 2 is sleeved on the connecting groove, and the connecting device is convenient to connect and high in practicability.
Specifically, the positioning sleeve 2 further comprises a fixing piece 3, and the positioning sleeve 2 is further fixed with the rotating body 5 through the fixing piece 3; the fixing piece is a screw or a nut, and the connection is convenient and reliable.
Specifically, the magnetic connection part 1 includes a magnetic base and a link; the magnetic base is adsorbed on the locating sleeve 2 through magnetic force, the connecting rod is arranged on the magnetic base, and the connecting rod is connected with the measuring unit 7, and it should be noted that the magnetic base is in the prior art, and the structure is not repeated.
More specifically, the connecting rod comprises a cross bar 9, a first upright 10 and a second upright 8; the lower extreme and the magnetic force pedestal connection of first stand 10, the upper end of first stand 10 is connected with the left end of horizontal pole 9, and first stand supports the horizontal pole, makes the horizontal pole can be fixed and to the second stand, and the right-hand member of horizontal pole 9 is connected with the lower extreme of second stand 8, and the upper end of second stand 8 is connected with measuring unit 7, is connected through the connecting rod, makes measuring unit 7's connection more convenient, and it is more convenient to measure.
Specifically, the measuring unit 7 is disposed on the upper end surface of the second upright post 8 on the magnetic connection part 1, and measures the bearing seat 6 connected to the rotating body 5; the measuring unit 7 is a main component of the measuring device and is used for measuring the circle runout tolerance of the left end face of the bearing seat; the measuring unit 7 is a dial indicator, the measuring range of the measuring unit 7 is 0-10mm, the graduation value is 0.01mm, and the measuring effect is good.
During measurement, firstly, the bearing seat 6 is arranged on the rotating body 5, and secondly, the rotating body 5 is pulled down by a tool or external force to enable the rotating body 5 to slowly rotate; at this time, the measuring unit 7 accurately measures the circle run-out tolerance of the left end face of the bearing seat 6, so as to obtain the data of the circle run-out tolerance of the left end face of the bearing seat 6; and then the mounting position of the bearing seat 6 is finely adjusted, so that the circle runout tolerance of the left end face of the bearing seat meets the requirement.
Although one or more embodiments of the present utility model have been described above, it will be appreciated by those of ordinary skill in the art that the utility model can be embodied in any other form without departing from the spirit or scope thereof. The above-described embodiments are therefore intended to be illustrative rather than limiting, and many modifications and substitutions will now be apparent to those of ordinary skill in the art without departing from the spirit and scope of the present utility model as defined in the appended claims.
Claims (7)
1. The measuring device of the centrifuge rotator is characterized by comprising a positioning sleeve, a magnetic connecting part and a measuring unit;
the positioning sleeve is detachably connected with the rotating body, and is made of carbon steel materials;
the magnetic connecting part is connected with the positioning sleeve;
the measuring unit is arranged on the magnetic force connecting part and measures the bearing seat connected to the rotating body.
2. The measurement device for centrifuge rotor according to claim 1, wherein a left end face of the rotor is provided with a connecting portion, and the positioning sleeve is sleeved on the connecting portion.
3. The measurement device for centrifuge rotor of claim 1, further comprising a securing member, wherein the positioning sleeve is fixedly connected to the rotor by the securing member.
4. The measurement device for centrifuge rotor according to claim 1, wherein the magnetic force connection portion includes a magnetic force base and a link, the magnetic force base is magnetically attracted to the positioning sleeve, the link is provided on the magnetic force base, and the link is connected to the measurement unit.
5. The measuring device of the rotating body of the centrifugal machine according to claim 4, wherein the connecting rod comprises a cross rod, a first upright and a second upright, the lower end of the first upright is connected with the magnetic base, the upper end of the first upright is connected with the left end of the cross rod, the right end of the cross rod is connected with the lower end of the second upright, and the upper end of the second upright is connected with the measuring unit.
6. The measurement device for a centrifuge rotor according to claim 1 or 4, wherein the measurement unit is a dial indicator.
7. A measuring device for a centrifuge rotor according to claim 3, wherein the fixing member is a screw or a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321534556.XU CN219956346U (en) | 2023-06-15 | 2023-06-15 | Measuring device of centrifuge rotator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321534556.XU CN219956346U (en) | 2023-06-15 | 2023-06-15 | Measuring device of centrifuge rotator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219956346U true CN219956346U (en) | 2023-11-03 |
Family
ID=88553070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321534556.XU Active CN219956346U (en) | 2023-06-15 | 2023-06-15 | Measuring device of centrifuge rotator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219956346U (en) |
-
2023
- 2023-06-15 CN CN202321534556.XU patent/CN219956346U/en active Active
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