CN205014929U - Detect measuring tool of accurate size of many specifications elasticity sealing ring internal diameter - Google Patents
Detect measuring tool of accurate size of many specifications elasticity sealing ring internal diameter Download PDFInfo
- Publication number
- CN205014929U CN205014929U CN201520728114.8U CN201520728114U CN205014929U CN 205014929 U CN205014929 U CN 205014929U CN 201520728114 U CN201520728114 U CN 201520728114U CN 205014929 U CN205014929 U CN 205014929U
- Authority
- CN
- China
- Prior art keywords
- measurement body
- taper measurement
- internal diameter
- taper
- diameter
- 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
Links
Abstract
The utility model provides a detect measuring tool of accurate size of many specifications elasticity sealing ring internal diameter, measure the body including first tapering, the body is measured to the second tapering and the body is measured to the third tapering, first tapering measurement body, the body is measured to the second tapering and third tapering measurement body is the frustum of a cone according to the diameter size from last to installing according to the order of sequence down, measure the body at first tapering, all be equipped with the scale of measuring elasticity sealing washer internal diameter on the surface of second tapering measurement body and third tapering measurement body, the scale sets up along the axle, the precision of scale is 0.01-0.1 millimeter. The reading of this kind of detection instrument through reading the scale just can directly obtain the actual size of sealing washer internal diameter, simple structure, and convenient operation, the go -no -go is fast, and it is high to detect the precision, and the human factor influence is little, and the uniformity of repeated detection is good, and it can not only measure the internal diameter size of the elasticity sealing washer of different specifications, the arrangement emission of being convenient for moreover accurately.
Description
Technical field:
The utility model relates to a kind of survey instrument, particularly relates to a kind of survey instrument of many specifications elastic sealing ring internal diameter.
Background technology:
O-ring seal is the key components and parts of gland seal fit structure, the O-ring seal of current use is all resilient nonmetallic O-ring seals, use nonmetal O-ring seal can strengthen against leakage ability, the size of resilient nonmetallic O-ring seal directly has influence on the effect of sealing, for high-end precision equipment, especially high-end precision hydraulic pressure, pneumatic equipment, wherein the sealing property of O-ring seal requires high, the dimension precision requirement of O-ring seal is very high, the internal diameter precision of the O-ring seal that conventional equipment uses requires general at 0.1 ~ 0.5mm, and require high for the internal diameter precision of the O-ring seal that high-end precision equipment uses, id tolerance precision is at 0.01 ~ 0.05mm, due to, O-ring seal adopts compression molding, its machining tolerance can not reach high precision like this, therefore grouping must be detected one by one to processed O-ring seal, guarantee that the internal diameter size tolerance often organizing resilient nonmetallic O-ring seal meets the requirements, very difficult to the inspection of resilient nonmetallic O-ring seal, also there is no ready-made cubing at present, method can only be selected to carry out examination join by joining, turning seal groove is carried out according to O-ring seal, so not only production efficiency is extremely low, and, applicable O-ring seal is chosen with regard to more difficult after O-ring seal damages, such equipment just cannot ensure original sealed precision, in order to solve this technical barrier, applicant adopts group technology, measurement grouping is carried out to same specification mold pressing seal, ensure that the dimensional tolerence of every a small group inner seal liner all meets predetermined technique requirement, so just sealed precision can be ensured, later after seal damages, as long as the seal of joining same group can be changed by equally accurate, therefore, to carrying out detecting grouping one by one fast to O-ring seal.
Because nonmetal O-ring seal itself belongs to elastic deformation material, stressedly elastic deformation can be produced, traditional survey instrument is adopted to measure O-ring seal, exert oneself a little in measuring process, rubber seal will stress deformation, the stressed rear dimensional measurement of O-ring seal can produce deviation, causes measurement parameter inaccurate, directly arrives the quality of fit of the using state affecting rubber seal.In measuring process, the applying power of different operating person varies in size, and the elastic deformation that O-ring seal produces is different, has an impact to the result measured, and makes measurement result unstable.
Adopt the size of projective measuring instrument O-ring seal, although accurately can measure the dimensional accuracy of O-ring seal, because O-ring seal is the rubber parts of mold pressing, O-ring seal in a free state its internal diameter is not circle, but oval, therefore still accurately cannot measure the accurate size of internal diameter of the seal ring.Because it is get a little on the image of O-ring seal that projective measuring instrument carries out projection measurement principle to O-ring seal, according to the coordinate of taken point, calculate the internal diameter of O-ring seal; When reality detects, O-ring seal is placed on projector, can not ensure it must is circular, stressed a little during placement, profile may will change, in most cases, O-ring seal is oval when placing, a result calculated got by projector will be more much larger than the value of reality, and namely use projector repeated measurement, numerical bias is also very large.So due to O-ring seal material and structure, existing detection method accurately cannot measure the internal diameter size of O-ring seal, cannot ensure that O-ring seal meets state of the art.This projector precision measurement equipment price is very high simultaneously,
In order to solve the problem, the applicant is through studying intensively, devise a kind of test measuring device with fixing tapering, it accurately can not only detect the internal diameter of the elastic seal ring of same specification, and the consistance of duplicate measurements, and production efficiency is high, without the need to special checkout equipment, simple to operate, easy to use, detection efficiency is high.But this test measuring device can only the internal diameter of Measurement accuracy specification of the same race or the very little sealing ring of internal diameter size difference, if measure the larger sealing ring of several internal diameter size difference as the survey instrument that just must make plurality of specifications of 50mm or 100mm, otherwise the height of taper measurement body will too highly be not easy to measure, increase on the contrary and measure difficulty, waste Measuring Time, and the sealing ring measurement of many specifications needs often to change survey instrument, be not easy to arrange, slightly not noting losing in changing survey instrument, and easily make mistakes.
Utility model content:
The purpose of this utility model is to provide a kind of survey instrument detecting many specifications elastic sealing ring internal diameter precise measure, and it can not only detect the internal diameter size of many specifications elastic sealing ring accurately, ensures the quality of product, and facilitates classified finishing.
The technical scheme that the utility model is taked is as follows:
A kind of survey instrument detecting many specifications elastic sealing ring internal diameter precise measure, it is characterized in that: comprise the first taper measurement body, second taper measurement body and the 3rd taper measurement body, first taper measurement body, second taper measurement body and the 3rd taper measurement body are the frustum of a cone, the diameter of the first taper measurement body is less than the diameter of the second taper measurement body, the diameter of the second taper measurement body is less than the diameter of the 3rd taper measurement body, the bottom of the first taper measurement body is arranged on the top end face of the second taper measurement body, the bottom of the second taper measurement body is arranged on the top end face of the 3rd taper measurement body, the top diameter of the first taper measurement body is less than the nominal bore diameter of elastic seal ring to be measured, the base diameter of the 3rd taper measurement body is greater than the nominal bore diameter diameter of elastic seal ring to be measured, at the first taper measurement body, the outside surface of the second taper measurement body and the 3rd taper measurement body is equipped with the rule measuring elastic seal ring internal diameter, rule is arranged along axle, the precision of rule is 0.01 ~ 0.1 millimeter.
Further, the outside surface of the first taper measurement body, the second taper measurement body and the 3rd taper measurement body is provided with all equably the rule that two to four articles are measured elastic seal ring internal diameter.
Further, the outside surface of the first taper measurement body, the second taper measurement body and the 3rd taper measurement body is provided with all equably the rule that two articles are measured elastic seal ring internal diameter.
Further, the measurement size scope of the rule on each taper measurement body is all greater than the tolerance range of the internal diameter size of corresponding O-ring seal to be detected.
The measuring method of elastic sealing ring internal diameter size described in the utility model is as follows:
During measurement, the O-ring seal to be detected top from the first taper measurement body is inserted in, be sleeved on the taper measurement body of corresponding diameter, pressure seal ring is pressed downwards gently with finger, make the outside surface laminating with pressure of the inner ring of elastic seal ring and corresponding taper measurement body, by reading reading corresponding on corresponding measurement body high scale chi, can directly obtain being with the physical size measuring elastic seal ring internal diameter, divide into groups according to internal diameter of the seal ring dimensional values, guarantee that the tolerance of all internal diameter of the seal ring sizes in each group is in preset range, improve each group internal diameter of the seal ring dimensional accuracy, make it the precision-fit requirement meeting high-end devices.Realization conventional seals circle molding apparatus produces O-ring seal, the precision-fit requirement adopting special go-on-go instrument to meet high-end precision equipment to propose O-ring seal.
Due to the testing tool that the utility model frustum of a cone that is multiple different size combines, the tapering of the first taper measurement body, the second taper measurement body and the 3rd taper measurement body determines according to the precision of rule and internal diameter of the seal ring dimensional tolerance range to be checked, such as, the range of size of internal diameter of the seal ring is 50
-0.5~ 50 millimeters, its margin tolerance is 0.5 millimeter, if the precision setting of rule is 0.01 millimeter, the scale spacing of rule is 1 millimeter, and so the taper ratio of circular cone stage body is 1:100.High-precision rule is had owing to all marking on the outside surface of each measurement body, directly elastic seal ring is enclosed within corresponding measurement body during measurement and measures, the physical size of internal diameter of the seal ring just directly can be obtained by the reading reading the precision size rule measured on body, this testing tool structure is simple, easy to operate, accuracy of detection is high, human factor is little on the impact detected, go-on-go speed is fast, the consistance of duplicate detection is good, it accurately can measure the internal diameter size of elastic seal ring, not only simple and direct but also accurate, the repeatable accuracy detected is high, be specially adapted to the detection grouping of high precision elastic O-ring seal, that high-end precision optical machinery produces assembling, keep in repair indispensable crucial cubing.And the measurement body of different size can measure the sealing ring of different size, as required the measurement body of minor diameter and large diameter measurement body are made into one, like this without the need to very long measurement body, measure convenient and swift, different measurement bodies is changed without the need to taking frequently, save a large amount of detection times, be convenient to arrange.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is using state structural representation of the present utility model;
In figure: 1-first taper measurement body; 2-second taper measurement body; 3-the 3rd taper measurement body; 11-rule.
Embodiment:
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described.
Detect a survey instrument for many specifications elastic sealing ring internal diameter precise measure, as shown in Fig. 1 ~ Fig. 2, it is used to measure go-on-go internal diameter is 50
-0.5~ 50 millimeters, 70
-0.5~ 70 millimeters and 100
-0.5the rubber seal of ~ 100 millimeters, comprise the first taper measurement body 1, second taper measurement body 2 and the 3rd taper measurement body 3, first taper measurement body 1, second taper measurement body 2 and the 3rd taper measurement body 3 are the frustum of a cone, the diameter of the first taper measurement body 1 is less than the diameter of the second taper measurement body 2, the diameter of the second taper measurement body 2 is less than the diameter of the 3rd taper measurement body 3, the bottom of the first taper measurement body 1 is arranged on the top end face of the second taper measurement body 2, the bottom of the second taper measurement body 2 is arranged on the top end face of the 3rd taper measurement body 3, the top diameter of the first taper measurement body 1 is less than the nominal bore diameter of elastic seal ring to be measured, the base diameter of the 3rd taper measurement body 3 is greater than the nominal bore diameter diameter of elastic seal ring to be measured, at the first taper measurement body 1, the outside surface of the second taper measurement body 2 and the 3rd taper measurement body 3 is provided with all uniformly the precision size rule 11 that two articles are measured elastic seal ring internal diameter, rule 11 is arranged along axle, the precision of rule 11 is 0.01 ~ 0.1 millimeter.
Embodiment 2: on the basis of embodiment 1, the outside surface of the first taper measurement body 1, second taper measurement body 2 and the 3rd taper measurement body 3 is provided with two articles of rules 11 all symmetrically.
Embodiment 3: on the basis of embodiment 1, the outside surface of the first taper measurement body 1, second taper measurement body 2 and the 3rd taper measurement body 3 is provided with three articles of rules 11 all equably.
Although above-mentioned three examples are distinguished to some extent, its using method is identical.
Claims (4)
1. one kind is detected the survey instrument of many specifications elastic sealing ring internal diameter precise measure, it is characterized in that: comprise the first taper measurement body (1), second taper measurement body (2) and the 3rd taper measurement body (3), first taper measurement body (1), second taper measurement body (2) and the 3rd taper measurement body (3) are the frustum of a cone, the diameter of the first taper measurement body (1) is less than the diameter of the second taper measurement body (2), the diameter of the second taper measurement body (2) is less than the diameter of the 3rd taper measurement body (3), the bottom of the first taper measurement body (1) is arranged on the top end face of the second taper measurement body (2), the bottom of the second taper measurement body (2) is arranged on the top end face of the 3rd taper measurement body (3), the top diameter of the first taper measurement body (1) is less than the nominal bore diameter of elastic seal ring to be measured, the base diameter of the 3rd taper measurement body (3) is greater than the nominal bore diameter diameter of elastic seal ring to be measured, at the first taper measurement body (1), the outside surface of the second taper measurement body (2) and the 3rd taper measurement body (3) is equipped with the rule (11) measuring elastic seal ring internal diameter, rule (11) is arranged along axle, the precision of rule (11) is 0.01 ~ 0.1 millimeter.
2. detect the survey instrument of many specifications elastic sealing ring internal diameter precise measure according to claim 1, it is characterized in that: on the outside surface of the first taper measurement body (1), the second taper measurement body (2) and the 3rd taper measurement body (3), be provided with the rule (11) that two to four articles are measured elastic seal ring internal diameter all equably.
3. detect the survey instrument of many specifications elastic sealing ring internal diameter precise measure according to claim 2, it is characterized in that: on the outside surface of the first taper measurement body (1), the second taper measurement body (2) and the 3rd taper measurement body (3), be provided with the rule (11) that two articles are measured elastic seal ring internal diameter all equably.
4. detect the survey instrument of many specifications elastic sealing ring internal diameter precise measure according to claim 1, it is characterized in that: the measurement size scope of the rule (11) on each taper measurement body is all greater than the tolerance range of the internal diameter size of corresponding O-ring seal to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520728114.8U CN205014929U (en) | 2015-09-18 | 2015-09-18 | Detect measuring tool of accurate size of many specifications elasticity sealing ring internal diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520728114.8U CN205014929U (en) | 2015-09-18 | 2015-09-18 | Detect measuring tool of accurate size of many specifications elasticity sealing ring internal diameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205014929U true CN205014929U (en) | 2016-02-03 |
Family
ID=55213525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520728114.8U Expired - Fee Related CN205014929U (en) | 2015-09-18 | 2015-09-18 | Detect measuring tool of accurate size of many specifications elasticity sealing ring internal diameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205014929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577394A (en) * | 2020-11-23 | 2021-03-30 | 无锡特恒科技有限公司 | Sealing washer size rechecking device with reject function |
| CN113532235A (en) * | 2021-07-30 | 2021-10-22 | 江西昌河航空工业有限公司 | Tool and method for measuring center inner diameter of O-shaped sealing ring |
-
2015
- 2015-09-18 CN CN201520728114.8U patent/CN205014929U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577394A (en) * | 2020-11-23 | 2021-03-30 | 无锡特恒科技有限公司 | Sealing washer size rechecking device with reject function |
| CN113532235A (en) * | 2021-07-30 | 2021-10-22 | 江西昌河航空工业有限公司 | Tool and method for measuring center inner diameter of O-shaped sealing ring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205209421U (en) | Measure specialized tool of hole axiality | |
| CN202853540U (en) | Universal detection device for rapidly and accurately detecting inner diameter of rubber ring | |
| CN105258623A (en) | Special-purpose tool for measuring coaxiality of inner bore and using method thereof | |
| CN205014929U (en) | Detect measuring tool of accurate size of many specifications elasticity sealing ring internal diameter | |
| CN104457578A (en) | Air flotation high-precision detection tool | |
| CN205014928U (en) | Elasticity sealing washer internal diameter precision measurement tapering dipperstick | |
| CN103759612A (en) | Transmission spline taper hole measurement gauge | |
| CN104457522A (en) | Method for measuring keyway symmetry degree of shaft part | |
| CN206160911U (en) | Measurement device for be used for part centre bore degree of depth | |
| CN104567608A (en) | Rubber sealing ring measuring tool and rubber sealing ring measuring method | |
| CN203672273U (en) | Transmission spline taper hole measuring gauge | |
| CN203824505U (en) | Testing fixture used for detecting workpiece planeness | |
| CN202255340U (en) | High-precision measuring tool for measuring diameter of deep bore | |
| CN202562398U (en) | Portable detection gauge | |
| CN205037851U (en) | Overall dimension and utensil is examined to straightness accuracy short -term test thereof | |
| CN203908463U (en) | Detection tool for detecting inner diameter of circular ring-type workpiece | |
| CN203928967U (en) | A kind of altimeter gauge head | |
| CN203422073U (en) | Rapid outer diameter measuring platform | |
| CN203385359U (en) | Gearshaft-length measurement testing fixture | |
| CN203037185U (en) | Detecting jig for semicircular workpiece | |
| CN202994047U (en) | Detection tooling used for internal and external diameters of engineering plastic holder | |
| CN204944392U (en) | A kind of hand-held Quick detection tool for measuring hole depth | |
| CN204988146U (en) | Utensil is examined to high accuracy tapering excircle | |
| CN204064192U (en) | A kind of cubing for measuring ball cage inner race spherical outside surface and interior alley centre distance | |
| CN204807002U (en) | Detect round pin auxiliary device |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20200918 |