CN203908454U - Measuring mechanism measuring distance between point of intersection of two orthogonal inner hole circle centers and heterotropic face - Google Patents
Measuring mechanism measuring distance between point of intersection of two orthogonal inner hole circle centers and heterotropic face Download PDFInfo
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- CN203908454U CN203908454U CN201420247348.6U CN201420247348U CN203908454U CN 203908454 U CN203908454 U CN 203908454U CN 201420247348 U CN201420247348 U CN 201420247348U CN 203908454 U CN203908454 U CN 203908454U
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- face
- locating shaft
- endoporus
- orthogonal
- rear end
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Abstract
The utility model provides a measuring mechanism measuring distance between a point of intersection of two orthogonal inner hole circle centers and a heterotropic face. The size of distance between the point of intersection of the two orthogonal inner hole circle centers and the heterotropic face is changed from the heterotropic direction to the orthogonal direction, so a dial indicator can be easily installed, and an objective of easy and direct measuring for size of such space can be achieved. The measuring mechanism comprises two inner holes. One of the inner holes is equipped with a to-be-measured part with a heterotropic face. The measuring mechanism is characterized in that the measuring mechanism also comprises a heterotropic face positioning structure stretches into one of the inner holes and a positioning shaft penetrating through the other inner hole; the heterotropic face positioning structure is of an umbrella structure; the umbrella structure is of a structure with a circular cone on the front end and a cylinder on the back end; and the gradient of the front part closing opening of the circular cone is equal to the gradient of the heterotropic face of the to-be-measure part.
Description
Technical field
The utility model relates to the technical field of design of part dimensional measurement, is specially and measures the measuring mechanism of two orthogonal endoporus center of circle intersection points to the distance of oblique face.
Background technology
For measuring the distance of two orthogonal endoporus center of circle intersection points to oblique face, it belongs to bulk, it is with using three-coordinates measuring machine (CMM) and so on tool detection that bulk detects prior art, three-coordinates measuring machine refers in a hexahedral spatial dimension, can show geometric configuration, length and circumference, the instrument of the measurement capabilities such as calibration, be called again three coordinate measuring machine or three-dimensional amount bed, three-coordinates measuring machine three axles all have air source braking switch and inching gear, can realize the precision drive of single shaft, the manual three-dimensional dedicated system of data acquisition system adopted high-performance, good reliability.But in reality, three-coordinates measuring machine is because it regulates complicated, cause the frequency of its detection low, monitoring that can influence process ability in enormous quantities, pipelining, make the detection frequency of pipelining low, thereby can only carry out small-scale sampling observation to product quality, reduce for effective control degree of product quality.
Summary of the invention
For existing above-mentioned defect, the utility model provides measures the measuring mechanism of two orthogonal endoporus center of circle intersection points to the distance of oblique face, its two orthogonal endoporus center of circle intersection points arrive the distance size of oblique face, by the oblique direction size conversion direction size that is orthogonal, after converting orthogonal directions size to, just can be convenient to install dial gauge, reach easy, directly measure the object of this type of bulk, and reach and can be directly installed on the on-the-spot use of streamline, can many objects that copy, meet repeatability, the object requiring in linearity, make the detection frequency of pipelining high, product quality is inspected by random samples on a large scale, effective control degree for product quality improves.
Measure the measuring mechanism of two orthogonal endoporus center of circle intersection points to the distance of oblique face, its technical scheme is such: it comprises with two endoporus, one of them arrangement of bores has the tested part of oblique face, it is characterized in that: it also comprises the oblique face location structure that gos deep into one of them endoporus, run through the locating shaft of another endoporus, the described oblique face location structure that gos deep into one of them endoporus is specially beveled structure, described beveled structure is specially nose circle frustum, the structure of rear end cylinder, the gradient of the front portion closing in gradient of described nose circle frustum and the oblique face of tested part equates, column structure location, described rear end is loaded on the front end inside of the through hole of guide holder, the front end outer ring surface of described guide holder is set with positioning base, between the rear end disc of described nose circle frustum and the front end face of described positioning base, be evenly equipped with Compress Spring, the rear end of described guide holder is provided with dial gauge, the gauge outfit of described dial gauge is goed deep in described through hole, the gauge outfit of described dial gauge is close to the rear transverse plane of described rear end cylinder, expose the display section of described dial gauge, described positioning base is respectively arranged with locating shaft supporting base corresponding to the end positions of described locating shaft, the two ends of described locating shaft are supported on respectively in the seat hole bearing of described locating shaft supporting base of corresponding end, the equal diameters of the diameter that runs through main part of described locating shaft and another endoporus of tested part.
It is further characterized in that: it also comprises front-end bracket, described front-end bracket is positioned at the front portion of described positioning base, described front-end bracket, between positioning base, be provided with at least two linear guides, the fastening thin type cylinder that is equipped with of front end of described front-end bracket, the piston rod of described thin type cylinder is set with cylinder pressure head after running through the through hole of described front-end bracket, the fastening pressing plate that is equipped with in rear end of described cylinder pressure head, the outside of described pressing plate is respectively arranged with pilot hole, described linear guide correspondence runs through described pilot hole, the rear end face of described pressing plate is plane, this structure ensures the orthogonal rotation direction location of tested part with respect to measuring mechanism,
One end of described locating shaft is that handheld terminal, the other end are for running through end, the diameter of its handheld terminal is greater than the diameter that runs through end, in the locating shaft supporting base that the end that runs through end of described locating shaft supports, be provided with auxiliary socket, described in described auxiliary socket is set in, run through the inwall that end is rear, the outer wall of described auxiliary socket is close to corresponding seat hole bearing;
Described Compress Spring is specially cylindrical compression spring, the rear end of described cylindrical compression spring is positioned at the spring fitting groove of described positioning base, the front end face of described cylindrical compression spring is close to the rear end disc of described nose circle frustum, and the concrete quantity of described cylindrical compression spring is three.
Adopt after structure of the present utility model, first tested part same structure, by two orthogonal endoporus center of circle intersection points to poor in the size of oblique face, produce centering poor to table block, then umbrella shape part makes frustum of a cone circular conical surface and middle difference fit to the oblique face of table block by three uniform cylindrical compression springs, make the gauge outfit of dial gauge be close to the rear end face of the lower cylindrical of beveled structure, after afterwards locating shaft being inserted to another endoporus until the two ends of locating shaft are supported on respectively in corresponding locating shaft supporting base, by dial gauge numerical value now to " 0 ", calculate by trigonometric function theorem, calculate the limit meter reading value that corresponding limit tolerance is corresponding.When detection, beveled structure fits the conical surface of frustum of a cone circle and the oblique face of tested part by Compress Spring, the gauge outfit of dial gauge is close to the rear end face of the lower cylindrical of beveled structure, after afterwards locating shaft being inserted to another endoporus until the two ends of locating shaft are supported on respectively in corresponding locating shaft supporting base, when change in location that now the oblique face of frustum of a cone circular conical surface and tested part fits, can show that changes a numerical value by dial gauge, whether the size that can draw part by the percentage tabular value of reading is in the margin tolerance requiring, its two orthogonal endoporus center of circle intersection points arrive the distance size of oblique face, by the oblique direction size conversion direction size that is orthogonal, after converting orthogonal directions size to, just can be convenient to install dial gauge, reach easy, directly measure the object of this type of bulk, and reach and can be directly installed on the on-the-spot use of streamline, can many objects that copy, meet repeatability, in linear requirement, make the detection frequency of pipelining high, product quality is inspected by random samples on a large scale, effective control degree for product quality improves.
Brief description of the drawings
Fig. 1 is front view structural representation of the present utility model;
Fig. 2 is the left view structural representation of Fig. 1;
Fig. 3 is the size schematic diagram of the tested part of specific embodiment of the utility model;
Fig. 4 is that the middle difference of specific embodiment of the utility model is to the size schematic diagram of table block;
Fig. 5 is trigonometric function size conversion schematic diagram of the present utility model.
Embodiment
Measure the measuring mechanism of two orthogonal endoporus center of circle intersection points to the distance of oblique face, see Fig. 1, Fig. 2: it comprises with two endoporus, one of them arrangement of bores has the tested part 1 of oblique face, it also comprises the oblique face location structure that gos deep into one of them endoporus, run through the locating shaft 2 of another endoporus, the oblique face location structure that gos deep into one of them endoporus is specially beveled structure, beveled structure is specially nose circle frustum 3, the structure of rear end cylinder 4, the gradient of the front portion closing in gradient of nose circle frustum 3 and the oblique face 5 of tested part 4 equates, cylinder 4 location in rear end are loaded on the front end inside of the through hole 7 of guide holder 6, the front end outer ring surface of guide holder 6 is set with positioning base 8, between the rear end disc of nose circle frustum 3 and the front end face of positioning base 8, be evenly equipped with Compress Spring 9, the rear end of guide holder 6 is provided with dial gauge 10, the gauge outfit 11 of dial gauge 10 is goed deep in through hole 7, the gauge outfit 11 of dial gauge 10 is close to the rear transverse plane of rear end cylinder 4, expose the display section of dial gauge 10, positioning base 8 is respectively arranged with locating shaft supporting base 12 corresponding to the end positions of locating shaft 2, the two ends of locating shaft 2 are supported on respectively in the seat hole bearing 13 of locating shaft supporting base 12 of corresponding end, the equal diameters of the diameter that runs through main part of locating shaft 2 and another endoporus of tested part 1.
It also comprises front-end bracket 15, front-end bracket 15 is positioned at the front portion of positioning base 8, front-end bracket 15, between positioning base 8, be provided with at least two linear guides 16, the fastening thin type cylinder 17 that is equipped with of front end of front-end bracket 15, the piston rod 18 of thin type cylinder 17 is set with cylinder pressure head 19 after running through the through hole of front-end bracket 15, the fastening pressing plate 20 that is equipped with in rear end of cylinder pressure head 19, the outside of pressing plate 20 is respectively arranged with pilot hole 21, linear guide 16 is set with the rear correspondence of leader casing 14 and runs through pilot hole 21, the rear end face of pressing plate 20 is plane, this structure ensures the orthogonal rotation direction location of tested part 1 with respect to measuring mechanism, one end of locating shaft 2 is that handheld terminal 22, the other end are for running through end 23, the diameter of its handheld terminal 22 is greater than the diameter that runs through end 23, in the locating shaft supporting base 12 that the end that runs through end 23 of locating shaft 2 supports, be provided with auxiliary socket 24, auxiliary socket 24 is set in and runs through the inwall that end 23 outer wall rear, auxiliary socket is close to corresponding seat hole bearing, Compress Spring 9 is specially cylindrical compression spring, and the rear end of cylindrical compression spring is positioned at the spring fitting groove 25 of positioning base 8, and the front end face of cylindrical compression spring is close to the rear end disc of nose circle frustum 3, and the concrete quantity of cylindrical compression spring is three.
Its specific embodiment is as follows: in Fig. 3 0.96 ± 0.3rd, the distance size of two orthogonal endoporus center of circle intersection point to oblique faces of tested part, according to such structure, makes middle difference to table block 26, as shown in Figure 4 according to poor in the size of accessory size.Before detecting, by middle difference, table block 26 his-and-hers watches are adjusted to " 0 " position by the dial plate of dial gauge, as shown in Figure 1 and Figure 2.By trigonometric function theorem, calculate the limit meter reading value that corresponding limit tolerance is corresponding, as shown in Figure 5, standard compliant L numerical range is [0.66/sin74 °, 1.26/sin74 °].
As shown in Figure 4, tested part is passed through to one of them orthogonal endoporus of cylinder excircle orientation of nose circle frustum 3, locate another orthogonal endoporus of tested part 1 by locating shaft 2, by three uniform cylindrical compression springs, the circular conical surface of nose circle frustum 3 and the oblique face 5 of tested part 1 are fitted.
Open the switch of thin type cylinder 17, pressure is passed to pressing plate 20 by cylinder pressure head 19, the pressure of the yield pressure that compute location axle 2 can bear and then adjustment thin type cylinder 17, makes pressing plate 20 slide by linear guide 16, ensures the location of tested part 1 with respect to the orthogonal rotation direction of measuring mechanism.While measuring part, need only dial gauge reading within the scope of limit meter reading, tested part 1 is the part that meets dimensional requirement.
Claims (4)
1. measure the measuring mechanism of two orthogonal endoporus center of circle intersection points to the distance of oblique face, it comprises with two endoporus, one of them arrangement of bores has the tested part of oblique face, it is characterized in that: it also comprises the oblique face location structure that gos deep into one of them endoporus, run through the locating shaft of another endoporus, the described oblique face location structure that gos deep into one of them endoporus is specially beveled structure, described beveled structure is specially nose circle frustum, the structure of rear end cylinder, the gradient of the front portion closing in gradient of described nose circle frustum and the oblique face of tested part equates, column structure location, described rear end is loaded on the front end inside of the through hole of guide holder, the front end outer ring surface of described guide holder is set with positioning base, between the rear end disc of described nose circle frustum and the front end face of described positioning base, be evenly equipped with Compress Spring, the rear end of described guide holder is provided with dial gauge, the gauge outfit of described dial gauge is goed deep in described through hole, the gauge outfit of described dial gauge is close to the rear transverse plane of described rear end cylinder, expose the display section of described dial gauge, described positioning base is respectively arranged with locating shaft supporting base corresponding to the end positions of described locating shaft, the two ends of described locating shaft are supported on respectively in the seat hole bearing of described locating shaft supporting base of corresponding end, the equal diameters of the diameter that runs through main part of described locating shaft and another endoporus of tested part.
2. two orthogonal endoporus center of circle intersection points of measurement according to claim 1 are to the measuring mechanism of the distance of oblique face, it is characterized in that: it also comprises front-end bracket, described front-end bracket is positioned at the front portion of described positioning base, described front-end bracket, between positioning base, be provided with at least two linear guides, the fastening thin type cylinder that is equipped with of front end of described front-end bracket, the piston rod of described thin type cylinder is set with cylinder pressure head after running through the through hole of described front-end bracket, the fastening pressing plate that is equipped with in rear end of described cylinder pressure head, the outside of described pressing plate is respectively arranged with pilot hole, described linear guide correspondence runs through described pilot hole, the rear end face of described pressing plate is plane, this structure ensures the orthogonal rotation direction location of tested part with respect to measuring mechanism.
3. two orthogonal endoporus center of circle intersection points of measurement according to claim 1 are to the measuring mechanism of the distance of oblique face, it is characterized in that: one end of described locating shaft is that handheld terminal, the other end are for running through end, the diameter of its handheld terminal is greater than the diameter that runs through end, in the locating shaft supporting base that the end that runs through end of described locating shaft supports, be provided with auxiliary socket, described in described auxiliary socket is set in, run through the inwall that end is rear, the outer wall of described auxiliary socket is close to corresponding seat hole bearing.
4. two orthogonal endoporus center of circle intersection points of measurement according to claim 1 are to the measuring mechanism of the distance of oblique face, it is characterized in that: described Compress Spring is specially cylindrical compression spring, the rear end of described cylindrical compression spring is positioned at the spring fitting groove of described positioning base, the front end face of described cylindrical compression spring is close to the rear end disc of described nose circle frustum, and the concrete quantity of described cylindrical compression spring is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420247348.6U CN203908454U (en) | 2014-05-15 | 2014-05-15 | Measuring mechanism measuring distance between point of intersection of two orthogonal inner hole circle centers and heterotropic face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420247348.6U CN203908454U (en) | 2014-05-15 | 2014-05-15 | Measuring mechanism measuring distance between point of intersection of two orthogonal inner hole circle centers and heterotropic face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908454U true CN203908454U (en) | 2014-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420247348.6U Withdrawn - After Issue CN203908454U (en) | 2014-05-15 | 2014-05-15 | Measuring mechanism measuring distance between point of intersection of two orthogonal inner hole circle centers and heterotropic face |
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| Country | Link |
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| CN (1) | CN203908454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994708A (en) * | 2014-05-15 | 2014-08-20 | 鹰普（中国）有限公司 | Measuring mechanism for measuring distance from intersection point of circle centers of two orthogonal inner holes to oblique crossing face |
-
2014
- 2014-05-15 CN CN201420247348.6U patent/CN203908454U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994708A (en) * | 2014-05-15 | 2014-08-20 | 鹰普（中国）有限公司 | Measuring mechanism for measuring distance from intersection point of circle centers of two orthogonal inner holes to oblique crossing face |
| CN103994708B (en) * | 2014-05-15 | 2016-08-24 | 鹰普（中国）有限公司 | Measure two orthogonal endoporus center of circle intersection points measuring mechanism to the distance in oblique face |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |