CN219977365U - Medical ball tube bearing rotation precision testing device - Google Patents
Medical ball tube bearing rotation precision testing device Download PDFInfo
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- CN219977365U CN219977365U CN202321311280.9U CN202321311280U CN219977365U CN 219977365 U CN219977365 U CN 219977365U CN 202321311280 U CN202321311280 U CN 202321311280U CN 219977365 U CN219977365 U CN 219977365U
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- sliding plate
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- 238000012360 testing method Methods 0.000 title claims abstract description 48
- 210000000078 claw Anatomy 0.000 claims description 19
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The utility model discloses a medical ball tube bearing rotation precision testing device which comprises a test bed base and a bearing to be tested, wherein a testing component is arranged above the test bed base and comprises a movable guide rail groove fixedly arranged at the top of the test bed base, the top of the movable guide rail groove is connected with a sliding plate in a sliding mode, the bottom of the sliding plate is provided with a guide component, the right side of the sliding plate is provided with a locking threaded hole, the top of the sliding plate is fixedly provided with a clamp fixing plate, the front face of the clamp fixing plate is provided with a bearing fixing clamp, the top of the test bed base is connected with an L-shaped instrument support in a sliding mode, and the inside of the L-shaped instrument support is provided with a movable component. Through setting up movable guide rail groove, sliding plate and direction subassembly, can realize the back-and-forth movement of bearing mounting fixture to the bearing size that awaits measuring of adaptation different length, through setting up bearing mounting fixture, can carry out quick clamping and fix to the bearing that awaits measuring.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to a medical ball tube bearing rotation precision testing device.
Background
The rotation precision of the bearing flange of the medical ray tube is an important index, which is important for the detection of the bearing performance, but in the daily detection process, the runout measurement of the position of the mandrel flange is usually carried out after the outer surface of the bearing is simply supported and fixed by adopting a V-shaped block.
The method does not axially fix the bearing, and when the bearing is measured to axially jump, a larger error exists, so that the measurement is recorded inaccurately, the medical ball tube is inconvenient to use, and the measuring precision is improved, the measuring step is simplified, and the measuring efficiency is improved, so that the medical ball tube bearing rotation precision testing device is provided to solve the problems.
The foregoing is not necessarily a prior art, and falls within the technical scope of the inventors.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide the medical ball bearing rotation precision testing device which has the advantages of fast clamping and fixing the bearing to be tested, ensuring the measurement precision and the like, and solves the problem that the existing testing device does not axially fix the bearing and has larger error when the bearing is measured to axially jump.
In order to achieve the above purpose, the utility model provides a medical ball bearing rotation precision testing device, which comprises a test bed base and a bearing to be tested, wherein a testing component is arranged above the test bed base.
The test assembly comprises a movable guide rail groove fixedly mounted at the top of the test bed base, a sliding plate is slidably connected to the top of the movable guide rail groove, a guide assembly is arranged at the bottom of the sliding plate, a locking threaded hole is formed in the right side of the sliding plate, a clamp fixing plate is fixedly mounted at the top of the sliding plate, a bearing fixing clamp is arranged on the front face of the clamp fixing plate, an L-shaped instrument support is slidably connected to the top of the test bed base, and a movable assembly is arranged inside the L-shaped instrument support.
In one example, the guide assembly includes a T-shaped guide rail fixedly mounted on the top of the moving guide rail groove, and a T-shaped chute slidingly connected with the T-shaped guide rail is formed at the bottom of the sliding plate.
In one example, the bearing fixing clamp comprises a fixing disc fixedly mounted on the front surface of a clamp fixing plate, a plurality of replaceable fixing claws are connected to the front surface of the fixing disc in a sliding mode, and fixing claw adjusting holes are formed in the outer side of the fixing disc.
In one example, the movable assembly comprises a sliding hole which is formed in the right side of the L-shaped instrument support and penetrates through the right side of the L-shaped instrument support, a mounting ring is connected in the sliding hole in a sliding mode, a measuring instrument is fixedly mounted in the mounting ring, and a locking assembly is arranged on the left side of the mounting ring.
In one example, the L-shaped instrument support and the movable assembly are respectively provided with two groups, and the two groups are respectively positioned on the front side and the left side of the movable guide rail groove.
In one example, the back surface of the bearing to be measured is located inside the bearing fixing clamp, and the position of the bearing to be measured corresponds to the position of the movable component.
In one example, the locking assembly includes a locking bolt rotatably coupled to the front face of the mounting ring and positioned within the sliding aperture, the locking bolt having a locking nut threaded on an outer side thereof.
The medical ball tube bearing rotation precision testing device provided by the utility model has the following beneficial effects:
this rotatory precision testing arrangement of medical ball tube bearing through setting up removal guide rail groove, sliding plate and direction subassembly, can realize bearing fixation clamp's back-and-forth movement to adapt to the bearing size that awaits measuring of different length, through setting up bearing fixation clamp, can carry out quick clamping fixedly to the bearing that awaits measuring, through setting up L shape instrument support and movable component, can remove measuring instrument, thereby guarantee measuring instrument position height moderate, with the bearing size that awaits measuring of adaptation different diameters.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a medical ball bearing rotation precision testing device according to the present utility model.
Fig. 2 is a rear view of fig. 1 showing a medical ball bearing rotational accuracy testing apparatus according to the present utility model.
Fig. 3 is a right side view of fig. 1 of a medical ball bearing rotation accuracy testing apparatus according to the present utility model.
In the figure: 1. a test bed base; 2. a testing component; 201. moving the guide rail groove; 202. a sliding plate; 203. a guide assembly; 2031. a T-shaped guide rail; 2032. t-shaped sliding grooves; 204. locking the threaded hole; 205. a clamp fixing plate; 206. a bearing fixing clamp; 2061. a fixed plate; 2062. a replaceable fixing claw; 2063. a fixed jaw adjustment aperture; 207. an L-shaped instrument support; 208. a movable assembly; 2081. a sliding hole; 2082. a mounting ring; 2083. a measuring instrument; 3. and a bearing to be tested.
Detailed Description
In order to more clearly illustrate the general inventive concept, a detailed description is given below by way of example with reference to the accompanying drawings.
In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. 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.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, the description with reference to the terms "one aspect," "some aspects," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the aspect or example is included in at least one aspect or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same scheme or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more aspects or examples.
As shown in fig. 1 to 3, an embodiment of the present utility model provides a medical ball bearing rotation precision testing device, which includes a test stand base 1 and a bearing 3 to be tested, and a testing component 2 is disposed above the test stand base 1.
The test assembly 2 comprises a movable guide rail groove 201 fixedly mounted on the top of the test bed base 1, the top of the movable guide rail groove 201 is slidably connected with a sliding plate 202, a guide assembly 203 is arranged at the bottom of the sliding plate 202, a locking threaded hole 204 is formed in the right side of the sliding plate 202, a clamp fixing plate 205 is fixedly mounted on the top of the sliding plate 202, a bearing fixing clamp 206 is arranged on the front surface of the clamp fixing plate 205, an L-shaped instrument support 207 is slidably connected to the top of the test bed base 1, and a movable assembly 208 is arranged in the L-shaped instrument support 207.
Specifically, the L-shaped instrument support 207 and the movable assembly 208 are respectively provided with two groups, and are respectively positioned on the front side and the left side of the movable guide rail groove 201, and the bearing 3 to be detected is detected through the two movable assemblies 208 on the left side and the front side.
Specifically, the spacing hole has been seted up to the interior bottom wall of L shape instrument support 207, and spacing hole inside sliding connection has the spacing bolt of threaded connection with test bench base 1, after L shape instrument support 207 removes, can carry out spacingly to L shape instrument support 207 through spacing bolt, ensures the stability of L shape instrument support 207.
In addition, the guide assembly 203 includes a T-shaped rail 2031 fixedly mounted on the top of the moving rail groove 201, and a T-shaped chute 2032 slidably connected to the T-shaped rail 2031 is provided at the bottom of the slide plate 202.
Specifically, the sliding plate 202 is guided by the T-shaped guide rail 2031 and the T-shaped slide groove 2032, so that the sliding plate 202 moves more stably on top of the moving guide rail groove 201, and at the same time, the sliding plate 202 can be locked after the sliding plate 202 moves by the locking threaded hole 204, so that no displacement of the sliding plate 202 is ensured during measurement.
The bearing fixture 206 includes a fixing plate 2061 fixedly mounted on the front surface of the fixture fixing plate 205, a plurality of replaceable fixing claws 2062 are slidably connected to the front surface of the fixing plate 2061, and fixing claw adjusting holes 2063 are formed in the outer side of the fixing plate 2061.
Specifically, the back surface of the bearing 3 to be measured is located inside the bearing fixing jig 206, and the position of the bearing 3 to be measured corresponds to the position of the movable assembly 208, the bearing 3 to be measured can be fixed by the exchangeable fixing claws 2062, and the exchangeable fixing claws 2062 can be adjusted by the fixing claw adjusting holes 2063.
Specifically, the bearing 3 to be measured can be fixed by the replaceable fixing claws 2062, the bearing 3 to be measured is inserted into the bearing fixing jig 206, the end face of the replaceable fixing claws 2062 is ensured to be in contact with the end face of the sleeve of the bearing 3 to be measured, and the fixing claw adjusting holes 2063 are adjusted to tightly fix the bearing 3 to be measured inside the bearing fixing jig 206.
In addition, the movable assembly 208 comprises a sliding hole 2081 which is formed on the right side of the L-shaped instrument support 207 and penetrates into the L-shaped instrument support, a mounting ring 2082 is slidably connected in the sliding hole 2081, a measuring instrument 2083 is fixedly mounted in the mounting ring 2082, and a locking assembly is arranged on the left side of the mounting ring 2082.
Specifically, the locking assembly comprises a locking bolt which is rotationally connected to the front surface of the mounting ring 2082 and is positioned in the sliding hole 2081, a locking nut is in threaded connection with the outer side of the locking bolt, the mounting ring 2082 can be locked after the mounting ring 2082 moves through the locking assembly, and the height of the measuring instrument 2083 can be adjusted through the sliding hole 2081 and the mounting ring 2082.
Working principle: in use, the medical ball bearing rotation precision testing device expands the replaceable fixing claw 2062 to a proper position by adjusting the fixing claw adjusting hole 2063, inserts the bearing 3 to be tested into the bearing fixing clamp 206, ensures that the end face of the replaceable fixing claw 2062 is contacted with the end face of the sleeve of the bearing 3 to be tested, adjusts the fixing claw adjusting hole 2063 to tightly fix the bearing 3 to be tested inside the bearing fixing clamp 206, then adjusts the left L-shaped instrument support 207 to enable the gauge head of the left measuring instrument 2083 to be contacted with the outer diameter surface of the mandrel flange of the bearing 3 to be tested, and enables the contact position to be horizontal with the axis of the bearing 3 to be tested, the gauge indication is in a proper position, then adjusts the front L-shaped instrument support 207 to enable the gauge head of the front measuring instrument 2083 to be contacted with the end face of the mandrel flange to be tested, and enables the gauge indication to be in a proper position, and slowly and evenly rotates the mandrel of the bearing 3 to be tested, so as to record the change of the indication value of the measuring instrument 2083, and the position of the replaceable fixing claw 2062 is expanded to a proper position by adjusting the fixing claw 2063 to be adjusted, and the operation is repeated after the bearing 3 to be replaced.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
The foregoing is merely exemplary of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are to be included in the scope of the claims of the present utility model.
Claims (7)
1. The medical ball tube bearing rotation precision testing device is characterized by comprising a test bed base (1) and a bearing (3) to be tested, wherein a testing component (2) is arranged above the test bed base (1);
the test assembly (2) comprises a movable guide rail groove (201) fixedly mounted at the top of the test bed base (1), a sliding plate (202) is slidably connected to the top of the movable guide rail groove (201), a guide assembly (203) is arranged at the bottom of the sliding plate (202), a locking threaded hole (204) is formed in the right side of the sliding plate (202), a clamp fixing plate (205) is fixedly mounted at the top of the sliding plate (202), a bearing fixing clamp (206) is arranged on the front surface of the clamp fixing plate (205), an L-shaped instrument support (207) is slidably connected to the top of the test bed base (1), and a movable assembly (208) is arranged in the L-shaped instrument support (207).
2. The medical ball bearing rotation precision testing device according to claim 1, wherein the guiding assembly (203) comprises a T-shaped guide rail (2031) fixedly installed at the top of the moving guide rail groove (201), and a T-shaped sliding groove (2032) in sliding connection with the T-shaped guide rail (2031) is formed at the bottom of the sliding plate (202).
3. The medical ball bearing rotation precision testing device according to claim 1, wherein the bearing fixing clamp (206) comprises a fixing disc (2061) fixedly installed on the front surface of the clamp fixing plate (205), the front surface of the fixing disc (2061) is slidably connected with a plurality of replaceable fixing claws (2062), and fixing claw adjusting holes (2063) are formed in the outer side of the fixing disc (2061).
4. The medical ball bearing rotation precision testing device according to claim 1, wherein the movable assembly (208) comprises a sliding hole (2081) which is formed in the right side of the L-shaped instrument support (207) and penetrates into the inside of the L-shaped instrument support, a mounting ring (2082) is connected to the inside of the sliding hole (2081) in a sliding manner, a measuring instrument (2083) is fixedly mounted in the mounting ring (2082), and a locking assembly is arranged on the left side of the mounting ring (2082).
5. The medical ball bearing rotation precision testing device according to claim 1, wherein the L-shaped instrument support (207) and the movable assembly (208) are respectively arranged on the front side and the left side of the movable guide rail groove (201).
6. The medical ball bearing rotation precision testing device according to claim 1, wherein the back surface of the bearing (3) to be tested is located inside the bearing fixing clamp (206), and the position of the bearing (3) to be tested corresponds to the position of the movable component (208).
7. The medical ball bearing rotational accuracy testing apparatus of claim 4, wherein the locking assembly comprises a locking bolt rotatably coupled to the front face of the mounting ring (2082) and positioned within the sliding bore (2081), the locking bolt having a locking nut threaded on the outside thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321311280.9U CN219977365U (en) | 2023-05-28 | 2023-05-28 | Medical ball tube bearing rotation precision testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321311280.9U CN219977365U (en) | 2023-05-28 | 2023-05-28 | Medical ball tube bearing rotation precision testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219977365U true CN219977365U (en) | 2023-11-07 |
Family
ID=88596333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321311280.9U Active CN219977365U (en) | 2023-05-28 | 2023-05-28 | Medical ball tube bearing rotation precision testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219977365U (en) |
-
2023
- 2023-05-28 CN CN202321311280.9U patent/CN219977365U/en active Active
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