CN204269057U - A kind of gauge measured for symmetry between gain - Google Patents
A kind of gauge measured for symmetry between gain Download PDFInfo
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- CN204269057U CN204269057U CN201420710253.3U CN201420710253U CN204269057U CN 204269057 U CN204269057 U CN 204269057U CN 201420710253 U CN201420710253 U CN 201420710253U CN 204269057 U CN204269057 U CN 204269057U
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Abstract
The utility model relates to gauge field, particularly a kind of gauge measured for symmetry between gain, it comprises body and measuring head two parts, it is characterized in that: body end is connected with two groups of measuring heads, often group measuring head comprises the mounting seat for connecting body, and the bottom right cylinder be coaxially fixed on successively in mounting seat and top cylindrical body, the radius of top cylindrical body and the radius of two ends gain semicolumn match, the radius of the cylindrical radius in bottom and tested gain two ends gain semicolumn matches, the top cylindrical body axle center spacing of two groups of measuring heads and the axle center spacing of positioning datum gain two ends gain semicolumn match.This gauge can carry out the measurement of complex outline symmetry, and is convenient to, in conventional equipment processing, solve the problem that existing manufacturing enterprise needs just can process with professional equipment this gauge.
Description
Technical field
The utility model relates to gauge field, particularly a kind of gauge measured for symmetry between gain.
Background technology
Symmetry a gauge design is comparatively general in mechanical part processing, but is mostly the symmetry between single outline element relative datum key element, and a gauge design manufacture is easier to.But between gain the measurement of symmetry relate to face-to-face, axis to the symmetric relation between axis (two places) three place's outline element, require symmetry in the two directions, on different directions, size tolerance requirements is different simultaneously, and design determines that receiver ga(u)ge size difficulty is large.The difficult point of such gauge manufacture is that its outline element is many, and dimensional accuracy, the accuracy of form and position are high, and surfaceness is low; During finishing, material is through quenching, and hardness is high, and its anufacturability is poorer, and high to functions of the equipments, accuracy requirement, general manufacturing enterprise lacks the process equipment of such gauge.By structure innovation, find out and be convenient to conventional equipment manufacture and the Design of Measuring Tools scheme of good manufacturability, carry out the demand of satisfied general manufacturing enterprise, make the gordian technique that such complex outline receiver ga(u)ge designs.
As shown in the measurement design of part schematic diagram of Fig. 1 and Fig. 2, positioning datum gain 1 is identical with the directed benchmark that tested gain 2 adds man-hour, and all processes on numerical control device.Positioning error and the tool-setting error of processing technology Reference misalignment is there is in technological design scheme, the maximum region of error is positioned at gain semicolumn position, two ends, the depth of parallelism, the flatness error of two sides are very little, therefore should control the symmetry error at gain semicolumn position, two ends.
Summary of the invention
The purpose of this utility model is to provide a kind of gauge measured for symmetry between gain, this gauge can carry out the measurement of complex outline symmetry, and be convenient to, in conventional equipment processing, solve the problem that existing manufacturing enterprise needs just can process with professional equipment this gauge.
The technical scheme that the utility model solves the employing of its technical matters is: a kind of gauge measured for symmetry between gain, it comprises body and measuring head two parts, it is characterized in that: body end is connected with two groups of measuring heads, often group measuring head comprises the mounting seat for connecting body, and the bottom right cylinder be coaxially fixed on successively in mounting seat and top cylindrical body, the radius of top cylindrical body and the radius of two ends gain semicolumn match, the radius of the cylindrical radius in bottom and tested gain two ends gain semicolumn matches, the top cylindrical body axle center spacing of two groups of measuring heads and the axle center spacing of positioning datum gain two ends gain semicolumn match.
Described body end has two groups of mounting holes, and two groups of measuring heads are arranged on two groups of mounting hole places respectively.
The mounting seat side of described measuring head is co-axially fixed bottom right cylinder and top cylindrical body successively, and the opposite side of mounting seat is fixed with the measuring head installation shaft coaxial with bottom right cylinder, and measuring head installation shaft is plugged in the mounting hole of body end.
Described measuring head installation shaft is cylindrical-shaped structure, and the length of cylindric measuring head installation shaft is consistent with the hole depth of mounting hole, and the external diameter of measuring head installation shaft is equal with the internal diameter of mounting hole.
End between two groups of described mounting holes and body perpendicular to two groups of mounting holes has mounting hole processing correction reference hole, the center of circle in mounting hole processing correction reference hole overlaps with body length azimuth axis.
The sidewall of described body both sides has the glue filling opening extended to respectively in two groups of mounting holes.
The top cylindrical body axle center spacing of two groups of described measuring heads and the axle center spacing tolerance of tested gain two ends gain semicolumn are less than 0.006mm.
Two groups of mutual depth of parallelisms of measuring head that described body end connects should be less than 0.002mm.
Described bottom right cylinder and the verticality of top cylindrical body and mounting seat are not more than 0.002mm, and measuring head installation shaft is same with the verticality of mounting seat is also not more than 0.002mm.
The beneficial effects of the utility model are: the symmetric relation between tested gain is transformed into the relation of right alignment between right cylinder on two groups of measuring heads that body connects by this gauge, ensure that symmetry measuring accuracy between gain equally, also the annexation of two groups of measuring heads and body is designed to be plugged on removably connecting in mounting hole, each ingredient of gauge is so just made all to be convenient to process on common precision equipment, eliminate a manufacturing process difficult problem for one-piece construction gauge, mounting seat increases the rigidity of measuring head simultaneously, improves the stability that gauge is measured.
Accompanying drawing explanation
Below in conjunction with embodiment accompanying drawing, the utility model is further illustrated.
Fig. 1 measures part schematic diagram 1;
Fig. 2 measures part schematic diagram 2;
Fig. 3 is the utility model gauge one-piece construction schematic diagram;
Fig. 4 is the utility model gauge body part structural representation;
Fig. 5 is the utility model gauge measuring head part-structure schematic diagram;
In figure: 1, positioning datum gain; 2, tested gain; 3, body; 4, measuring head; 5, mounting seat; 6, bottom right cylinder; 7, top cylindrical body; 8, mounting hole; 9, measuring head installation shaft; 10, mounting hole processing correction reference hole; 11, glue filling opening.
Embodiment
Embodiment 1
The utility model as Fig. 3 is used for shown in the gauge structure schematic diagram that between gain, symmetry is measured, it comprises body 3 and measuring head 4 two parts, it is characterized in that: body 3 end is connected with two groups of measuring heads 4, often group measuring head 4 comprises the mounting seat 5 for connecting body 3, and the bottom right cylinder 6 be coaxially fixed on successively in mounting seat 5 and top cylindrical body 7, the radius of top cylindrical body 7 and the radius of two ends gain semicolumn match, the bottom radius of right cylinder 6 and the radius of tested gain 2 two ends gain semicolumn match, the top cylindrical body 7 axle center spacing of two groups of measuring heads 4 and the axle center spacing of positioning datum gain 1 two ends gain semicolumn match.
In actual testing process, the top cylindrical body 7 of this gauge under the guiding of positioning datum gain 1 in smoothly to insert, and bottom right cylinder 6 can smoothly insert in tested gain 2 equally, without catching phenomenon, can judge that between gain, symmetry is qualified.Otherwise, defective.
Symmetric relation between tested gain is transformed into the relation of right alignment between right cylinder on two groups of measuring heads 4 that body 3 connects by this gauge, ensure that symmetry measuring accuracy between gain equally, mounting seat 5 increases the rigidity of measuring head 4 simultaneously, improves the stability that gauge is measured.
Embodiment 2
As shown in Figure 4, body 3 end has two groups of mounting holes, 8, two groups of measuring heads 4 and is arranged on two groups of mounting hole 8 places respectively.
In the present embodiment, the annexation of two groups of measuring heads 4 with body 3 is designed to be plugged on removably connecting in mounting hole 8, so just make each ingredient of gauge all be convenient to process on common precision equipment, eliminate a manufacturing process difficult problem for one-piece construction gauge.
Embodiment 3
As shown in Figure 5, mounting seat 5 side of measuring head 4 is co-axially fixed bottom right cylinder 6 and top cylindrical body 7 successively, the opposite side of mounting seat 5 is fixed with the measuring head installation shaft 9 coaxial with bottom right cylinder 6, and measuring head installation shaft 9 is plugged in the mounting hole 8 of body 3 end.
Measuring head installation shaft 9 is cylindrical-shaped structure, and the length of cylindric measuring head installation shaft 9 is consistent with the hole depth of mounting hole 8, and the external diameter of measuring head installation shaft 9 is equal with the internal diameter of mounting hole 8.
In the present embodiment when guaranteeing that bottom right cylinder 6, top cylindrical body 7 and measuring head installation shaft 9 are coaxial, guarantee that the mutual position relationship of two groups of mounting holes 8 can guarantee the accuracy that this gauge is measured.
Embodiment 4
On the basis of embodiment 3, the end between two groups of mounting holes 8 and perpendicular to the body 3 of two groups of mounting holes 8 has mounting hole processing correction reference hole 10, mounting hole processing correction reference hole 10 the center of circle overlap with body 3 length-wise axis.
By length-wise axis on standard metering "V"-block simulation body 3 in specific process, master bar is inserted in mounting hole processing correction reference hole 10, play table calibration standard rod parallel with "V"-block side, then beat with jig boring machine main shaft the axial location that body length direction determined by table, again by the mounting hole 8 that the half moving coordinate processing one of the spacing dimension between two groups of mounting holes 8 is surveyed, the spacing of body 3 length-wise axis and mounting hole 8 is detected after processing, adjustment processing can be carried out in process, guarantee to meet mounting hole 8 spacing tolerance; Then body 3 is rotated 180 °, play table calibration standard rod parallel with "V"-block side, process another and survey mounting hole 8, directly ensure mounting hole 8 spacing tolerance, directly can eliminate the error of jig boring machine moving coordinate like this, be convenient to the processing calibration of mounting hole 8, detect.
The sidewall of wherein body 3 both sides has the glue filling opening 11 extended to respectively in two groups of mounting holes 8, by glue filling opening 11, its encapsulating is fixed after in the mounting hole 8 measuring head 4 being plugged on body 3, two groups of measuring heads 4 that after fixing, body 3 end connects each other depth of parallelism should be less than 0.002mm, finally guarantee that the top cylindrical body 7 axle center spacing of two groups of measuring heads 4 and the axle center spacing tolerance of tested gain 2 two ends gain semicolumn are less than 0.006mm.
Claims (9)
1. the gauge measured for symmetry between gain, it comprises body (3) and measuring head (4) two parts, it is characterized in that: body (3) end is connected with two groups of measuring heads (4), often organize measuring head (4) and comprise mounting seat (5) for connecting body (3), and the bottom right cylinder (6) be coaxially fixed on successively in mounting seat (5) and top cylindrical body (7), the radius of top cylindrical body (7) and the radius of two ends gain semicolumn match, the radius of bottom right cylinder (6) and the radius of tested gain (2) two ends gain semicolumn match, top cylindrical body (7) the axle center spacing of two groups of measuring heads (4) and the axle center spacing of positioning datum gain (1) two ends gain semicolumn match.
2. a kind of gauge measured for symmetry between gain according to claim 1, it is characterized in that: described body (3) end has two groups of mounting holes (8), two groups of measuring heads (4) are arranged on two groups of mounting hole (8) places respectively.
3. a kind of gauge measured for symmetry between gain according to claim 2, it is characterized in that: mounting seat (5) side of described measuring head (4) is co-axially fixed bottom right cylinder (6) and top cylindrical body (7) successively, the opposite side of mounting seat (5) is fixed with the measuring head installation shaft (9) coaxial with bottom right cylinder (6), and measuring head installation shaft (9) is plugged in the mounting hole (8) of body (3) end.
4. a kind of gauge measured for symmetry between gain according to claim 3, it is characterized in that: described measuring head installation shaft (9) is cylindrical-shaped structure, the length of cylindric measuring head installation shaft (9) is consistent with the hole depth of mounting hole (8), and the external diameter of measuring head installation shaft (9) is equal with the internal diameter of mounting hole (8).
5. a kind of gauge measured for symmetry between gain according to claim 2, it is characterized in that: the end between two groups of described mounting holes (8) and perpendicular to the body (3) of two groups of mounting holes (8) has mounting hole processing correction reference hole (10), mounting hole processing correction reference hole (10) the center of circle overlap with body (3) length-wise axis.
6. a kind of gauge measured for symmetry between gain according to claim 3, is characterized in that: the sidewall of described body (3) both sides has the glue filling opening (11) extended to respectively in two groups of mounting holes (8).
7. a kind of gauge measured for symmetry between gain according to claim 1, is characterized in that: top cylindrical body (7) the axle center spacing of two groups of described measuring heads (4) and the axle center spacing tolerance of tested gain (2) two ends gain semicolumn are less than 0.006mm.
8. a kind of gauge measured for symmetry between gain according to claim 1, is characterized in that: two groups of measuring heads (4) that described body (3) end connects each other depth of parallelism should be less than 0.002mm.
9. a kind of gauge measured for symmetry between gain according to claim 1, it is characterized in that: described bottom right cylinder (6) and top cylindrical body (7) are not more than 0.002mm with the verticality of mounting seat (5), and measuring head installation shaft (9) is same with the verticality of mounting seat (5) is also not more than 0.002mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420710253.3U CN204269057U (en) | 2014-11-24 | 2014-11-24 | A kind of gauge measured for symmetry between gain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420710253.3U CN204269057U (en) | 2014-11-24 | 2014-11-24 | A kind of gauge measured for symmetry between gain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204269057U true CN204269057U (en) | 2015-04-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420710253.3U Active CN204269057U (en) | 2014-11-24 | 2014-11-24 | A kind of gauge measured for symmetry between gain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204269057U (en) |
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2014
- 2014-11-24 CN CN201420710253.3U patent/CN204269057U/en active Active
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |