CN201569400U - Accurate on-line measuring device for low point of inner arc and gauge head seat thereof - Google Patents
Accurate on-line measuring device for low point of inner arc and gauge head seat thereof Download PDFInfo
- Publication number
- CN201569400U CN201569400U CN2009203052977U CN200920305297U CN201569400U CN 201569400 U CN201569400 U CN 201569400U CN 2009203052977 U CN2009203052977 U CN 2009203052977U CN 200920305297 U CN200920305297 U CN 200920305297U CN 201569400 U CN201569400 U CN 201569400U
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- China
- Prior art keywords
- gauge
- gauge outfit
- outfit seat
- seat
- gauge head
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Abstract
The utility model discloses an accurate on-line measuring device for low point of inner arc, a gauge head seat thereof, a dial indicator of the measuring device and the gauge head seat connected whereon. The gauge head seat is connected with a connector which is adjustable according to the restrain tightness of the gauge head seat and the dial indicator. The dial indicator is fixedly connected with the gauge head seat through the connector. The gauge head seat is provided with a connection structure corresponding with the dial indicator and the connector. The gauge head seat is provided with a positioning contact surface or positioning contact head which is used for contacting and matching with a positioning surface except for the measured arc of a workpiece to be measured. The measuring device of the utility model adopts a detachable gauge head seat for realizing the distance adjustment between the measuring head of the dial indicator and the positioning contact surface. The calibration of the measuring head is facilitated and the measuring device is suitable for the change of the dimension to be measured. Furthermore the gauge head seat can be adapted for various types of dial indicators thereby adapting more working conditions and more dimensions to be measured.
Description
Technical field
The utility model relates to survey instrument, especially a kind of measurement mechanism of interior circular arc low spot.
Background technology
At present, when internally the circular arc low spot is accurately measured, generally be to adopt three coordinate measuring machine or altimeter, it is more loaded down with trivial details that this kind scheme is used for on-line measurement, and under situation about producing in batches, efficient is low, the cost height.A kind of nest survey instrument is disclosed in the Chinese patent 20072000532.2, as shown in Figure 4, this instrument is that the gauge head at dial gauge puts the axle sleeve that is connected, three locating detents that are connected in the axle sleeve outside are determined a locating surface, in use, three locating detents are placed on nest mouth peripheral plane, and activity plugs sounding rod power is passed to the dial gauge gauge head in axle sleeve, draws the degree of depth of tested nest according to the dial gauge reading.The auxiliary positioning element of this survey instrument and locating detent are fixed and the spacing that can not regulate locating surface and gauge head, restricted application, though this instrument can transmit variation at the bottom of the nest by movement measuring staff, the mismachining tolerance of sounding rod, axle sleeve and will exert an influence to measurement with the mismatch error of gauge head cover.The scope of standing of stationary positioned pawl must be greater than nest mouth profile in addition, and the measurement of can not standing when the nest mouth is big has limited the applicability of this survey instrument.
The utility model content
The purpose of this utility model provides that a kind of gauge outfit seat is convenient to regulate with dial gauge gauge head relative position relation and the accurate on-line measurement device of interior circular arc low spot that cooperates with workpiece, provides a kind of simultaneously and dial gauge is adaptive provides convenience, the gauge outfit seat of adjustable location surface of contact or contact head.
The technical solution of the accurate on-line measurement device of circular arc low spot is in of the present utility model, the accurate on-line measurement device of circular arc low spot in a kind of, comprise dial gauge and go up the gauge outfit seat that connects with gauge head, be connected with the web member adjustable on the described gauge outfit seat with the constraint elasticity of gauge outfit seat and dial gauge, described dial gauge by web member be connected in dial gauge on, the gauge outfit seat is provided with and dial gauge and the corresponding syndeton of described web member, and described gauge outfit seat has the location surface of contact or the location contact head of the locating surface contact matching outside the circular arc to be measured that is used for workpiece for measurement.
Described dial gauge has the gauge head cover of being located at the gauge head outside, described syndeton is the vertical slot that gauge outfit seat middle part gauge head cover that offer and dial gauge cooperates, described web member is a fixed block, fixed block be provided with the gauge outfit seat on the vertical slot make-up form the vertical slot of gauge head cover fixed orifice, fixed block and gauge outfit seat by corresponding setting on both connecting hole and bolt or screw retention together.
Described gauge outfit seat is a strip shape body, and the both wings bottom surface partly in vertical slot both sides, middle part on the strip shape body is the plane, and this plane constitutes described location surface of contact.
The technical scheme of gauge outfit seat of the present utility model is: the gauge outfit seat of the accurate on-line measurement device of circular arc low spot in a kind of, described gauge outfit seat has the location surface of contact or the location contact head of the locating surface contact matching outside the circular arc to be measured that is used for workpiece for measurement, be connected with the percentage web member adjustable with the constraint elasticity of gauge outfit seat and dial gauge on the described gauge outfit seat, the gauge outfit seat is provided with and dial gauge and the corresponding syndeton of described web member.
The middle part of described gauge outfit seat has and is used for overlapping the vertical slot that cooperates with the gauge head of dial gauge, described web member is a fixed block, fixed block be provided with the gauge outfit seat on the vertical slot make-up form the vertical slot of gauge head cover fixed orifice, corresponding connecting hole also corresponding therein tackbolt or the screw of being provided with between fixed block and the gauge outfit seat.
Described gauge outfit seat is a strip shape body, and the both wings bottom surface partly in vertical slot both sides, middle part on the strip shape body is the plane, and this plane constitutes described location surface of contact.
Measurement mechanism of the present utility model is realized the adjusting of the location surface of contact/location contact head spacing on dial gauge gauge head and the gauge outfit seat by the adjustable web member of constraint elasticity, unclamp or tighten up this web member and can move easily and regulate dial gauge, be convenient to the calibration of gauge head and adapt to the variation of size to be measured, and mechanical dial gauge or electronics dial gauge that the gauge outfit seat can adaptive multiple model.Thereby adaptive more operating mode and more size to be measured.When having solved interior circular arc low spot and accurately measuring, adopt three coordinate measuring machine or altimeter to be difficult to on-line measurement and efficient is low, cost is high when producing in batches problem, have application value more widely.
Description of drawings
Fig. 1 is the structural representation of the utility model measurement mechanism;
Fig. 2 is the dial gauge calibration synoptic diagram of the utility model measurement mechanism;
Fig. 3 is the instrumentation plan of the utility model measurement mechanism;
Fig. 4 is the synoptic diagram of prior art median fovea survey instrument.
Embodiment
As Fig. 1, Fig. 2, shown in Figure 3, measurement mechanism of the present utility model is made up of gauge outfit seat 1, fixed block 2, dial gauge 3, screw 4, gauge outfit seat 1 is the rectangular hexahedron on plane for the bottom surface, have semi-circular groove in the middle of the front end face of gauge outfit seat 1 with on fixed block 2 corresponding surfaces, there is screw semi-circular groove both sides; The gauge head cover of being located at the gauge head outside of dial gauge 3 is fixed in the fixed orifice that forms between fixed block 2 and the gauge outfit seat 1, and dial gauge 3 and gauge outfit seat 1 are linked together by the adjustable syndeton of elasticity.
Concrete measuring method is as follows, at first as shown in Figure 3 dial gauge is calibrated, dial gauge 3 is linked together by fixed block 2 and gauge outfit seat 1, before fixing with screw 4, need the gauge head of dial gauge 3 be added about 0.5mm that apart from the length that the length of gauge outfit seat 1 lower surface tentatively is defined as measured size A is a size to be measured among Fig. 2 with chi.On platform 6, make up two groups of contour and gauge blocks 5 that equate with measured size with slip gauge, support is close in the bottom surface of gauge outfit seat 1 to be placed on the end face of two groups of gauge blocks 5, and the probe that makes dial gauge is between two groups of gauge blocks 5 simultaneously the end face contact matching with platform 6, then with dial gauge to zero.Can be repeatedly several times accurately with the dial gauge check and correction.
After calibration is finished, as shown in Figure 3, with the physical size that the dial gauge 3 of the good depth measurement in school removes circular arc low spot in the measuring workpieces 7, the bottom surface of gauge outfit seat 1 is close to support and is placed on the interior circular arc peripheral plane of workpiece 7, and the beat amount of dial gauge 3 is the mismachining tolerance of measured size.
In addition, gauge outfit seat 1 in the foregoing description is a rectangular hexahedron, the location surface of contact of itself and workpiece is its baseplane, certainly gauge outfit seat 1 also can be selected the pedestal of other non-rectangular shape, as shapes such as cylinder, round platform, thin plates, its location surface of contact also can contact with the two-wire of 3 of the location contact head more than three contacts or the location osculatory more than two and replace, the change of the shape of these gauge outfit seats and location contact structure all should belong to the foregoing description in the technical characterictic that is equal to replacement of relevant art feature.
Claims (6)
1. the accurate on-line measurement device of circular arc low spot in a kind, comprise dial gauge and go up the gauge outfit seat that connects with gauge head, it is characterized in that: be connected with the web member adjustable on the described gauge outfit seat with the constraint elasticity of gauge outfit seat and dial gauge, described dial gauge is connected on the dial gauge by web member, the gauge outfit seat is provided with and dial gauge and the corresponding syndeton of described web member, and described gauge outfit seat has the location surface of contact or the location contact head of the locating surface contact matching outside the circular arc to be measured that is used for workpiece for measurement.
2. the accurate on-line measurement device of circular arc low spot in according to claim 1, it is characterized in that: described dial gauge has the gauge head cover of being located at the gauge head outside, described syndeton is the vertical slot that gauge outfit seat middle part gauge head cover that offer and dial gauge cooperates, described web member is a fixed block, fixed block be provided with the gauge outfit seat on the vertical slot make-up form the vertical slot of gauge head cover fixed orifice, fixed block and gauge outfit seat by corresponding setting on both connecting hole and bolt or screw retention together.
3. the accurate on-line measurement device of circular arc low spot in according to claim 2, it is characterized in that: described gauge outfit seat is a strip shape body, and the both wings bottom surface partly in vertical slot both sides, middle part on the strip shape body is the plane, and this plane constitutes described location surface of contact.
4. the gauge outfit seat of the accurate on-line measurement device of circular arc low spot in a kind, it is characterized in that: described gauge outfit seat has the location surface of contact or the location contact head of the locating surface contact matching outside the circular arc to be measured that is used for workpiece for measurement, be connected with the percentage web member adjustable with the constraint elasticity of gauge outfit seat and dial gauge on the described gauge outfit seat, the gauge outfit seat is provided with and dial gauge and the corresponding syndeton of described web member.
5. gauge outfit seat according to claim 4, it is characterized in that: the middle part of described gauge outfit seat has and is used for overlapping the vertical slot that cooperates with the gauge head of dial gauge, described web member is a fixed block, fixed block be provided with the gauge outfit seat on the vertical slot make-up form the vertical slot of gauge head cover fixed orifice, corresponding connecting hole also corresponding therein tackbolt or the screw of being provided with between fixed block and the gauge outfit seat.
6. gauge outfit seat according to claim 5 is characterized in that: described gauge outfit seat is a strip shape body, and the both wings bottom surface partly in vertical slot both sides, middle part on the strip shape body is the plane, and this plane constitutes described location surface of contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203052977U CN201569400U (en) | 2009-06-29 | 2009-06-29 | Accurate on-line measuring device for low point of inner arc and gauge head seat thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203052977U CN201569400U (en) | 2009-06-29 | 2009-06-29 | Accurate on-line measuring device for low point of inner arc and gauge head seat thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201569400U true CN201569400U (en) | 2010-09-01 |
Family
ID=42661693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203052977U Expired - Lifetime CN201569400U (en) | 2009-06-29 | 2009-06-29 | Accurate on-line measuring device for low point of inner arc and gauge head seat thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201569400U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115457A (en) * | 2015-08-18 | 2015-12-02 | 南京中船绿洲机器有限公司 | Tool and method for measuring spherical dimension of large sphere |
| CN106323138A (en) * | 2016-10-19 | 2017-01-11 | 中航飞机股份有限公司西安飞机分公司 | Measuring method for groove in side wall of internal rotating part |
-
2009
- 2009-06-29 CN CN2009203052977U patent/CN201569400U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115457A (en) * | 2015-08-18 | 2015-12-02 | 南京中船绿洲机器有限公司 | Tool and method for measuring spherical dimension of large sphere |
| CN105115457B (en) * | 2015-08-18 | 2017-10-27 | 南京中船绿洲机器有限公司 | A kind of large-scale spherosome sphere dimension measurement tool and measuring method |
| CN106323138A (en) * | 2016-10-19 | 2017-01-11 | 中航飞机股份有限公司西安飞机分公司 | Measuring method for groove in side wall of internal rotating part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100901 |