CN202885735U - Measuring tool for measuring depth of groove of inner spherical surface - Google Patents
Measuring tool for measuring depth of groove of inner spherical surface Download PDFInfo
- Publication number
- CN202885735U CN202885735U CN 201220527931 CN201220527931U CN202885735U CN 202885735 U CN202885735 U CN 202885735U CN 201220527931 CN201220527931 CN 201220527931 CN 201220527931 U CN201220527931 U CN 201220527931U CN 202885735 U CN202885735 U CN 202885735U
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- China
- Prior art keywords
- spherical surface
- internal spherical
- measured workpiece
- sounding rod
- measuring
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a measuring tool for measuring the depth of a groove of an inner spherical surface. The measuring tool comprises an arch body, a fastening screw, a positioning screw and a measuring rod. The measuring rod is arranged on the arch body. A side arm of the arch body at one or two sides is provided with a hole, respectively, and is equipped with the fastening screw and the positioning screw. When the bottom surface of the arch body contacts the inner spherical surface of a measured workpiece, the contact surface of the bottom surface of the arch body and the inner spherical surface of the measured workpiece are the same spherical surface. The measuring rod is arranged on the arch body. When the bottom surface of the measuring rod contacts the inner spherical surface of the measured workpiece, the contact point of the bottom surface of the measuring rod and the inner spherical surface of the measured workpiece are located in the same spherical surface. The contact point of the bottom surface of the measuring rod with the inner spherical surface of the measured workpiece, the contact surface of the arch body with the inner spherical surface of the measured workpiece, and the inner spherical surface of the measured workpiece are located in the same spherical surface. The measuring tool of the utility model solves the problems in measurement of the depth of the groove of the inner spherical surface, and simplifies the indirect measurement of a three-dimensional complicated shape into the direct measurement. The measuring tool of the utility model has the characteristics of simple structure, convenient operation, high measuring efficiency, high measuring precision, etc.
Description
Technical field
The utility model relates to a kind of measurer of measuring the Internal Spherical Surface groove depth, the measurer of particularly spherical crown, spherical zone Internal Spherical Surface groove depth being measured.
Background technology
Conventional measurement means is not difficult to realize when tested groove is positioned at the physical plane, but the measurement of groove depth when being positioned at Internal Spherical Surface for tested groove, the routine measurement means are difficult to realize.
The utility model content
Technical problem to be solved in the utility model provides a kind of measurer of measuring the Internal Spherical Surface groove depth, to solve the measurement problem of Internal Spherical Surface groove depth.
For solving the technical matters that exists, the technical solution adopted in the utility model is that a kind of measurer of measuring the Internal Spherical Surface groove depth comprises toxoplasm, holding screw, dog screw, sounding rod.Leave respectively two holes on the side arm of described toxoplasmatic one or both sides, holding screw passes one of them hole and is installed on the sounding rod, in order at reading time locking sounding rod; Dog screw is installed in the another one hole, in order to lock sounding rod.When described toxoplasm bottom surface contacted the Internal Spherical Surface of measured workpiece, the surface of contact of toxoplasm bottom surface and the Internal Spherical Surface of measured workpiece should be same sphere.Described sounding rod is installed on the toxoplasm, when the sounding rod bottom surface contacts the Internal Spherical Surface of measured workpiece, the contact point of sounding rod bottom surface and the Internal Spherical Surface of measured workpiece are in same sphere, and the surface of contact of the Internal Spherical Surface of the contact point of the Internal Spherical Surface of sounding rod bottom surface and measured workpiece and toxoplasm and measured workpiece and the Internal Spherical Surface of measured workpiece are in same sphere.
The both sides of the Internal Spherical Surface of described toxoplasm bottom surface contact measured workpiece are the cylinder side that diameter equals the Internal Spherical Surface diameter of measured workpiece.
The bottom of the Internal Spherical Surface of common described sounding rod contact measured workpiece can be various shapes, such as triangle, square, circular or linear.But has certain error when measuring.Should be with described sounding rod bottom surface and calibration being contacted with a bit of sphere, and this contact point is positioned on the sphere of contact point composition of toxoplasm bottom surface and Internal Spherical Surface.Best, the bottom that described sounding rod is contacted the Internal Spherical Surface of measured workpiece is spheroid or spheroid or cone.
Described sounding rod is scale, vernier caliper or rotation milscale, can select according to measuring accuracy.
The beneficial effects of the utility model:
The utility model has been quoted the measuring principle of screw pair and has directly been measured the Internal Spherical Surface groove depth, has solved the measurement difficult problem about the Internal Spherical Surface groove depth, and the indirect measurement of 3 D complex shape is reduced to direct measurement.Characteristics of the present utility model are simple in structure, and are easy to operate, measure efficient and precision high.Successfully developed the measurer of measuring the Internal Spherical Surface groove depth, utilized this cover measurer can satisfy the accuracy requirement of product, effect is good.
The utlity model has simple in structurely, easy to operate, measure efficient and the high characteristics of precision.The internal rounded channels degree of depth not only simultaneously can be to the measurement of spherical crown, the spherical zone inner groove degree of depth, the special measurement that adapts to batch production.
Description of drawings
Fig. 1 is the topology view of measuring the measurer of Internal Spherical Surface groove depth, wherein, comprises toxoplasm 1.
Fig. 2 is the topology view of A-A direction of measuring the measurer of Internal Spherical Surface groove depth among Fig. 1, wherein, comprises, holding screw 2, dog screw 3 sounding rod 4.
Fig. 3 is the zero adjustment schematic diagram, wherein, comprises measured workpiece 5.
Fig. 4 is the measuring process schematic diagram, wherein, comprises the knob 10 that rotates milscale.
Fig. 5 is the measuring process schematic diagram.
Embodiment
Below in conjunction with drawings and Examples the utility model is described further:
Example 1
Such as Fig. 1. shown in Figure 2, the measurer of measuring the Internal Spherical Surface groove depth comprises toxoplasm 1, holding screw 2, dog screw 3, sounding rod 4.Sounding rod 4 is installed on the toxoplasm 1, and the both sides of the Internal Spherical Surface of toxoplasm 1 bottom surface contact measured workpiece 5 are the cylinder side that diameter equals the Internal Spherical Surface diameter of measured workpiece 5.The bottom of the Internal Spherical Surface of sounding rod 4 contact measured workpieces 5 is spheroid.Sounding rod 4 is the rotation milscale.Leave respectively screw hole and unthreaded hole on the side arm of the one or both sides of toxoplasm 1, and corresponding holding screw and dog screw are installed.
Measure the concrete steps of the measurer use of Internal Spherical Surface groove depth:
1, zero adjustment
The measurer of measuring the Internal Spherical Surface groove depth is placed in the Internal Spherical Surface of measured workpiece 5, make the Internal Spherical Surface of toxoplasm 1 bottom surface contact measured workpiece 5, the knob 6 of regulating the rotation milscale makes sounding rod 4 touch the Internal Spherical Surface of measured workpiece 5, and the zero-bit of sounding rod 4 made zero, sounding rod 4, toxoplasm 1 have been built into an initial desirable spheroid at this moment, see Fig. 3.
2, measuring process explanation
With measure the Internal Spherical Surface groove depth measurer in the situation that initial position rotate to an angle, make sounding rod 4 be positioned at measured workpiece 5 the Internal Spherical Surface groove directly over and keep the Internal Spherical Surface of toxoplasmatic bottom surface good contact measured workpiece 5, see Fig. 4; The knob 6 of rotation milscale makes sounding rod 4 touch the groove bottom of the Internal Spherical Surface groove of measured workpiece 5, and H namely is the depth value of Internal Spherical Surface groove, sees Fig. 5.When described toxoplasm 1 bottom surface contacted the Internal Spherical Surface of measured workpiece 5, the Internal Spherical Surface of the surface of contact of toxoplasm bottom surface and measured workpiece 5 should be same sphere; Described sounding rod 4 is installed on the toxoplasm, when the sounding rod bottom surface contacts the Internal Spherical Surface of measured workpiece 5, the Internal Spherical Surface of the contact point of sounding rod bottom surface and measured workpiece 5 is in same sphere, and the surface of contact of the Internal Spherical Surface of the contact point of the Internal Spherical Surface of sounding rod bottom surface and measured workpiece 5 and toxoplasm and measured workpiece 5 and the Internal Spherical Surface of measured workpiece 5 are in same sphere.
Above-mentioned is the special description that the utility model is made.For a person skilled in the art, any improvement and alternative all falling in the protection domain of the present utility model that does not break away from spirit of the present utility model.For example, the replacement of the utility model sounding rod, the change of fixed form are all belonged to protection domain of the present utility model.Protection domain of the present utility model is limited with its claim.
Claims (5)
1. measurer of measuring the Internal Spherical Surface groove depth, it is characterized in that: comprise toxoplasm (1), holding screw (2), dog screw (3), sounding rod (4), leave respectively two holes on the side arm of the one or both sides of described toxoplasm (1), holding screw (2) passes one of them hole and is installed on the sounding rod (4), in order at reading time locking sounding rod (4); Dog screw (3) is installed in the another one hole, in order to lock sounding rod (4); When described toxoplasm (1) bottom surface contacted the Internal Spherical Surface of measured workpiece (5), the Internal Spherical Surface of the surface of contact of toxoplasm bottom surface and measured workpiece (5) should be same sphere; Described sounding rod (4) is installed on the toxoplasm (1), when the sounding rod bottom surface contacts the Internal Spherical Surface of measured workpiece (5), the Internal Spherical Surface of the contact point of sounding rod bottom surface and measured workpiece (5) is in same sphere, and the surface of contact of the Internal Spherical Surface of the contact point of the Internal Spherical Surface of sounding rod bottom surface and measured workpiece (5) and toxoplasm and measured workpiece (5) and the Internal Spherical Surface of measured workpiece (5) are in same sphere.
2. the measurer of measurement Internal Spherical Surface groove depth according to claim 1 is characterized in that: the both sides of the Internal Spherical Surface of described toxoplasm (1) bottom surface contact measured workpiece (5) are the cylinder side that diameter equals the Internal Spherical Surface diameter of measured workpiece (5).
3. the measurer of measurement Internal Spherical Surface groove depth according to claim 1 is characterized in that: the bottom of the Internal Spherical Surface of described sounding rod (4) contact measured workpiece (5) is triangle, square, circular or linear.
4. the measurer of measurement concentric spherical semidiameter according to claim 1 is characterized in that: the bottom of the Internal Spherical Surface of described sounding rod (4) contact measured workpiece (5) is spheroid or spheroid or cone.
5. the measurer of measurement Internal Spherical Surface groove depth according to claim 4 is characterized in that: described sounding rod (4) is scale, vernier caliper or rotation milscale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527931 CN202885735U (en) | 2012-09-25 | 2012-09-25 | Measuring tool for measuring depth of groove of inner spherical surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527931 CN202885735U (en) | 2012-09-25 | 2012-09-25 | Measuring tool for measuring depth of groove of inner spherical surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202885735U true CN202885735U (en) | 2013-04-17 |
Family
ID=48077156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220527931 Expired - Fee Related CN202885735U (en) | 2012-09-25 | 2012-09-25 | Measuring tool for measuring depth of groove of inner spherical surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202885735U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091892A (en) * | 2016-08-26 | 2016-11-09 | 慈溪市汇丽机电有限公司 | A kind of device measuring the high accuracy inner circle seal groove degree of depth |
| CN109724497A (en) * | 2017-10-30 | 2019-05-07 | 成都凯天电子股份有限公司 | The method of on-line checking inner sphere radius value |
-
2012
- 2012-09-25 CN CN 201220527931 patent/CN202885735U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091892A (en) * | 2016-08-26 | 2016-11-09 | 慈溪市汇丽机电有限公司 | A kind of device measuring the high accuracy inner circle seal groove degree of depth |
| CN109724497A (en) * | 2017-10-30 | 2019-05-07 | 成都凯天电子股份有限公司 | The method of on-line checking inner sphere radius value |
| CN109724497B (en) * | 2017-10-30 | 2023-10-24 | 成都凯天电子股份有限公司 | Method for online detecting radius value of inner sphere |
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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: 20130417 Termination date: 20150925 |
|
| EXPY | Termination of patent right or utility model |