CN203929543U - Be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system - Google Patents
Be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system Download PDFInfo
- Publication number
- CN203929543U CN203929543U CN201420340524.0U CN201420340524U CN203929543U CN 203929543 U CN203929543 U CN 203929543U CN 201420340524 U CN201420340524 U CN 201420340524U CN 203929543 U CN203929543 U CN 203929543U
- Authority
- CN
- China
- Prior art keywords
- spinning roller
- screw rod
- rod bushing
- determinator
- hardness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system, comprise elevating screw, screw rod bushing, spinning roller and thrust ball bearing, elevating screw is movably set in screw rod bushing, spinning roller is sheathed on the outside of elevating screw, spinning roller and elevating screw are threaded connection, spinning roller drives elevating screw with respect to screw rod bushing, to move up and down vertically while rotating, thrust ball bearing is arranged between spinning roller and screw rod bushing, the lower blowout patche of this thrust ball bearing is fixedly connected with screw rod bushing, the bottom of spinning roller is against the upper blowout patche of thrust ball bearing.Adopted this to be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system, in sclerometer structure, set up thrust ball bearing, make not directly contact between spinning roller and screw rod bushing, thereby reduced the friction force producing when spinning roller rotates around axis, it is comparatively light that operator rotates spinning roller by handle, can adjust to rapidly the required height reaching of leading screw, contribute to improve conventional efficient, this structure is suitable for various types of sclerometers.
Description
Technical field
The utility model relates to sclerometer technical field, specifically refers to a kind of antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system.
Background technology
Sclerometer is a kind of conventional experimental facilities, sclerometer passes through screw rod transmission, screw rod bushing is fixedly connected with sclerometer shell, spinning roller is arranged at the top of screw rod bushing, center section is connected with leading screw, when spinning roller rotates, leading screw rises or declines under the effect of spinning roller, spinning roller and screw rod bushing surface of contact are that hard friction rotatablely moves, therefore friction force is larger, operator is not easy to control screw mandrel and rises, the distance declining, often need to adjust long time, therefore need to be optimized scleroscopic structure, when spinning roller is rotated, friction force is less, user operates more convenient.
Utility model content
The purpose of this utility model is to have overcome above-mentioned shortcoming of the prior art, provide a kind of easy to operate, effective minimizing friction, can be by elevating screw rapid adjustment the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system that is applied to ideal height.
For realizing above-mentioned object, be of the present utility modelly applied to antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system by the following technical solutions:
This is applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system, its principal feature is, comprise elevating screw, screw rod bushing, spinning roller and thrust ball bearing, described elevating screw is movably set in described screw rod bushing, described spinning roller is sheathed on the outside of described elevating screw, and described spinning roller is arranged at the upper end of described screw rod bushing, described spinning roller and described elevating screw are threaded connection, when rotating, described spinning roller drive described elevating screw with respect to described screw rod bushing, to move up and down vertically, between spinning roller described in described thrust ball bearing is arranged at and described screw rod bushing, the lower blowout patche of this thrust ball bearing is fixedly connected with described screw rod bushing, the bottom of described spinning roller is against the upper blowout patche of described thrust ball bearing.
This upper end that is applied to the screw rod bushing in the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system is provided with annular groove, and described thrust ball bearing is embedded in described groove.
This inwall that is applied to the screw rod bushing in the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system is fixedly installed feather key, this feather key carries out spacing, described elevating screw to described elevating screw and moves up and down along described feather key.
This antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system being applied in the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system also comprises handle, and described handle is fixedly connected with described spinning roller.
This screw rod bushing being applied in the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system is fixedly connected with housing.
This spinning roller being applied in the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system is connected by acme thread with described elevating screw.
Adopted this to be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system, in sclerometer structure, set up thrust ball bearing, make not directly contact between spinning roller and screw rod bushing, thereby reduced the friction force producing when spinning roller rotates around axis, it is comparatively light that operator rotates spinning roller by handle, can adjust to rapidly the required height reaching of leading screw, contribute to improve conventional efficient, this structure is suitable for various types of sclerometers.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that is applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system of the present utility model.
Number in the figure is described as follows:
1 elevating screw
2 spinning rollers
3 handles
4 thrust ball bearings
5 screw rod bushings
6 feather keys
7 housings
Embodiment
In order more clearly to understand technology contents of the present utility model, especially exemplified by following examples, describe in detail.
Refer to accompanying drawing, this is applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system, comprise elevating screw 1, screw rod bushing 5, spinning roller 2 and thrust ball bearing 4, elevating screw 1 is movably set in screw rod bushing 5, spinning roller 2 is sheathed on the outside of elevating screw 1, and spinning roller 2 is arranged at the upper end of screw rod bushing 5, spinning roller 2 is threaded connection with elevating screw 1, spinning roller 2 drives elevating screw 1 with respect to screw rod bushing 5, to move up and down vertically while rotating, thrust ball bearing 4 is arranged between spinning roller 2 and screw rod bushing 5, the lower blowout patche of this thrust ball bearing 4 is fixedly connected with screw rod bushing 5, the bottom of spinning roller 2 is against the upper blowout patche of thrust ball bearing 4.
Owing to having increased thrust ball bearing 4 on the surface of contact at screw rod bushing 5 and spinning roller 2, can reduce to greatest extent friction force like this, operator uses very light, quick, can fast elevating screw 1 be adjusted to desired height, has improved the efficiency of experiment.
The upper end of screw rod bushing 5 is provided with annular groove, and thrust ball bearing 4 is embedded in groove.
The inwall of screw rod bushing 5 is fixedly installed feather key 6, and 6 pairs of elevating screws of this feather key 1 carry out spacing, and elevating screw 1 moves up and down along feather key 6.
The antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system also comprises handle 3, and handle 3 is fixedly connected with spinning roller 2.
Screw rod bushing 5 is fixedly connected with housing 7.
Spinning roller 2 is connected by acme thread with elevating screw 1.
Structure in the application is applicable in the kind sclerometers such as manual Rockwell hardometer, electronic Rockwell hardometer, digital display Rockwell hardometer, electronics Brinell tester, digital brinell hardness tester.
Adopted this to be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system, in sclerometer structure, set up thrust ball bearing, make not directly contact between spinning roller and screw rod bushing, thereby reduced the friction force producing when spinning roller rotates around axis, it is comparatively light that operator rotates spinning roller by handle, can adjust to rapidly the required height reaching of leading screw, contribute to improve conventional efficient, this structure is suitable for various types of sclerometers.
In this instructions, the utility model is described with reference to its specific embodiment.But, still can make various modifications and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, instructions and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (6)
1. the antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system, comprise elevating screw, screw rod bushing, spinning roller and thrust ball bearing, described elevating screw is movably set in described screw rod bushing, described spinning roller is sheathed on the outside of described elevating screw, and described spinning roller is arranged at the upper end of described screw rod bushing, described spinning roller and described elevating screw are threaded connection, when rotating, described spinning roller drive described elevating screw with respect to described screw rod bushing, to move up and down vertically, it is characterized in that, between spinning roller described in described thrust ball bearing is arranged at and described screw rod bushing, the lower blowout patche of described thrust ball bearing is fixedly connected with described screw rod bushing, the bottom of described spinning roller is against the upper blowout patche of described thrust ball bearing.
2. the antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system according to claim 1, is characterized in that, the upper end of described screw rod bushing is provided with annular groove, and described thrust ball bearing is embedded in described groove.
3. the antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system according to claim 1, it is characterized in that, the inwall of described screw rod bushing is fixedly installed feather key, this feather key carries out spacing, described elevating screw to described elevating screw and moves up and down along described feather key.
4. the antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system according to claim 1, it is characterized in that, the described antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system also comprises handle, and described handle is fixedly connected with described spinning roller.
5. the antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system according to claim 1, is characterized in that, described screw rod bushing is fixedly connected with housing.
6. the antifriction type hardness tester determinator being applied in exact instrument Determination of Hardness analytic system according to claim 1, is characterized in that, described spinning roller is connected by acme thread with described elevating screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420340524.0U CN203929543U (en) | 2014-06-24 | 2014-06-24 | Be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420340524.0U CN203929543U (en) | 2014-06-24 | 2014-06-24 | Be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203929543U true CN203929543U (en) | 2014-11-05 |
Family
ID=51825343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420340524.0U Expired - Fee Related CN203929543U (en) | 2014-06-24 | 2014-06-24 | Be applied to the antifriction type hardness tester determinator in exact instrument Determination of Hardness analytic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203929543U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607421A (en) * | 2017-08-01 | 2018-01-19 | 重庆铁马工业集团有限公司 | The forced detection method of shaped piece internal spline case hardness |
-
2014
- 2014-06-24 CN CN201420340524.0U patent/CN203929543U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607421A (en) * | 2017-08-01 | 2018-01-19 | 重庆铁马工业集团有限公司 | The forced detection method of shaped piece internal spline case hardness |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20180624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |