CN219064379U - Ring external diameter contour measuring gauge - Google Patents
Ring external diameter contour measuring gauge Download PDFInfo
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- CN219064379U CN219064379U CN202223328044.6U CN202223328044U CN219064379U CN 219064379 U CN219064379 U CN 219064379U CN 202223328044 U CN202223328044 U CN 202223328044U CN 219064379 U CN219064379 U CN 219064379U
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- rod
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- outer diameter
- bow
- connecting block
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- 238000005259 measurement Methods 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a ring outer diameter profile measuring gauge which comprises a dial indicator, a spring, a fixed structure, a movable rod, an upper connecting structure, a fixed rod, a lower connecting structure and a measuring bow, wherein one end of the measuring bow is connected with the upper connecting structure, the upper connecting structure is connected with the fixed structure, the movable rod is axially movably arranged on the fixed structure, the dial indicator is provided with a measuring head, the dial indicator is fixedly arranged on the fixed structure, the measuring head is contacted with one end of the movable rod, the spring is arranged in the fixed structure, one end of the spring is propped against the movable rod, the other end of the spring is propped against the fixed structure, the other end of the measuring bow is connected with the lower connecting structure, and the fixed rod is arranged on the lower connecting structure. The utility model can obtain specific numbers to facilitate users to judge whether unqualified products have rescue opportunities, and is also beneficial to designers to improve the processing technology in a targeted way according to the change of errors so as to reduce the unqualified rate of the products.
Description
Technical Field
The utility model relates to the field of gauge design, in particular to a gauge for measuring the outline of the outer diameter of a circular ring.
Background
After the production and manufacture of the ring part, the diameter change of the outer diameter outline is often required to be measured so as to ensure that the error of the outer diameter outline is in a proper range, the part with smaller outer diameter outline diameter is mostly measured by a micrometer, and the diameter size which can be measured by the micrometer is limited due to the limited travel of the micrometer, the part with larger outer diameter outline diameter is mostly measured by manufacturing a gauge, specifically, the gauge can be designed according to the diameter size of the ring outline, the gauge can be sleeved in the ring part to judge that the part is qualified, and otherwise, the part is judged to be unqualified.
However, the method of measuring by the gauge cannot be used for reading, the error of the unqualified product cannot be judged, whether the unqualified product has a rescue opportunity or not is not easy to judge, and the designer is not easy to improve the processing technology in a targeted manner so as to reduce the unqualified rate of the product, so that excessive unqualified products are easy to occur.
Disclosure of Invention
The utility model aims to provide a measuring gauge for the outline of the outer diameter of a circular ring, which can solve one or more of the problems.
According to one aspect of the utility model, a ring outer diameter profile measuring gauge is provided, which comprises a dial indicator, a spring, a fixed structure, a moving rod, an upper connecting structure, a fixed rod, a lower connecting structure and a measuring bow, wherein one end of the measuring bow is connected with the upper connecting structure, the upper connecting structure is connected with the fixed structure, the moving rod is axially movably arranged on the fixed structure, the dial indicator is provided with a measuring head, the dial indicator is fixedly arranged on the fixed structure, the measuring head is contacted with one end of the moving rod, the spring is arranged in the fixed structure, one end of the spring is propped against the moving rod, the other end of the spring is propped against the fixed structure, the other end of the measuring bow is connected with the lower connecting structure, and the fixed rod is arranged on the lower connecting structure.
The beneficial effects of the utility model are as follows: according to the utility model, the bow can be matched with the design of the required standard ring outer diameter profile, the ring to be measured can be arranged between the movable rod and the fixed rod, the error between the measured ring outer diameter profile and the standard ring outer diameter profile can enable the movable rod to move, the display number of the dial indicator correspondingly changes along with the movement of the movable rod so as to obtain the diameter of the measured ring at the current position, and then the diameter change of the measured ring can be obtained by changing the measuring position so as to judge whether the error of the measured ring outer diameter profile meets the requirement or not.
In some embodiments, the fixing structure comprises a positioning sleeve and an end socket, one end of the positioning sleeve is connected with the end socket, the moving rod comprises a first rod body and a rod head, the rod head is connected with the first rod body, a cavity is formed in the positioning sleeve, the rod head is arranged in the cavity, the rod head can move along the cavity and cannot penetrate out of the end socket, and the first rod body penetrates out of the end socket. Therefore, the movable rod can axially move along the cavity, and the structure damage caused by excessive movement of the movable rod can be effectively avoided by arranging the rod head which cannot pass through the sealing head.
In some embodiments, the fixing structure includes a fastening ring, the positioning sleeve is provided with a bump, the bump is sleeved on the dial indicator, the measuring head is arranged in the cavity, and the fastening ring is sleeved on the bump, and the bump presses the dial indicator. Therefore, the dial indicator can be effectively fixed on the fixed structure, the measuring head is arranged in the cavity, the interference of the external environment on the measurement of the measuring head can be reduced, and the measurement accuracy of the measuring head is improved.
In some embodiments, the utility model further comprises a zero calibration rod, the movable rod and the fixed rod can respectively abut against two ends of the zero calibration rod, and the dial indicator is set to display 0. The zero-correcting rod can be manufactured according to the standard value of the diameter of the required circular ring outer diameter outline, and is used as the standard value of the diameter of the circular ring outer diameter outline, so that the zero-correcting rod is used as the zero-setting of the dial indicator before measurement, and the error value can be conveniently and directly reflected by the subsequent measurement result.
In some embodiments, the upper connecting structure comprises a first connecting block and a first screw, the first connecting block is sleeved on the fixing structure, the first connecting block is provided with a first extension plate, and the first extension plate is connected with the bow measuring device through the first screw.
In some embodiments, the lower connection structure comprises a second connection block and a second screw, the second connection block is sleeved on the fixing rod, the second connection block is provided with a second extension plate, and the second extension plate is connected with the bow measurement through the second screw.
In some embodiments, the fixing rod comprises a second rod body and a nut, one end of the second rod body is provided with a protrusion, the protrusion is propped against the second connecting block, and the other end of the second rod body passes through the second connecting block and is connected with the nut. Therefore, the protrusions and the nuts can clamp the second connecting block, and accordingly the second rod body is fixed on the second connecting block.
Drawings
Fig. 1 is a schematic structural diagram of a ring outer diameter profile measuring gauge according to an embodiment of the present utility model.
Fig. 2 is a cross-sectional view of a measuring tool for measuring the outline of the outer diameter of a ring at a moving rod according to an embodiment of the present utility model.
Fig. 3 is a cross-sectional view of a ring outer diameter profile measuring tool at a fixing rod according to an embodiment of the present utility model.
Fig. 4 is a schematic structural diagram of the ring outer diameter profile measuring gauge according to an embodiment of the present utility model during zero calibration.
Fig. 5 is a schematic structural diagram of a measuring tool for measuring an outer diameter profile of a ring according to an embodiment of the present utility model.
In the figure: 1. the device comprises a dial indicator, a spring, a fixed structure, a movable rod, an upper connecting structure, a fixed rod, a lower connecting structure, a measuring bow, a zero correcting rod, a circular ring part, a measuring head, a positioning sleeve, a sealing head, a fastening ring, a cavity, a lug, a first rod body, a rod head, a first connecting block, a first screw, a first extension plate, a second rod body, a nut, a protrusion, a first connection block, a second screw and a second extension plate.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, 2, 3, 4 and 5, the measuring tool for the outline of the outer diameter of the circular ring of the utility model comprises a dial indicator 1, a spring 2, a fixed structure 3, a movable rod 4, an upper connecting structure 5, a fixed rod 6, a lower connecting structure 7 and a bow measuring structure 8.
The fixed structure 3 comprises a locating sleeve 31 and a sealing head 32, and one end of the locating sleeve 31 is fixedly connected with the sealing head 32 through screws. The movable rod 4 comprises a first rod body 41 and a rod head 42, one ends of the rod head 42 and the first rod body 41 are fixedly connected through screws, a cavity 311 is formed in the positioning sleeve 31, the rod head 42 is arranged in the cavity 311, the rod head 42 can move along the cavity 311, the central axis of the cavity 311 and the central axis of the movable rod 4 are coincided, namely, the movable rod 4 can axially move along the central axis of the movable rod 4, the cross section area of the rod head 42 is larger than the cross section area of the seal head 32, the rod head 42 cannot penetrate out of the seal head 32, and the other end of the first rod body penetrates out of the seal head to be exposed to the atmosphere.
The fixing structure 3 further comprises a fastening ring 33, a bump 312 is arranged at the other end of the positioning sleeve 31, the bump 312 is sleeved on the dial indicator 1, the fastening ring 33 is fixedly sleeved on the bump 312 through threaded fit, the bump 312 presses the dial indicator 1, and accordingly the dial indicator 1 is fixedly arranged on the fixing structure 3.
The dial indicator 1 is provided with a measuring head 11, the measuring head 11 can axially move along the central axis, and after the dial indicator 1 is fixed, the measuring head 11 is arranged in the cavity 311, and the bottom end of the measuring head 11 can be contacted with the top end of the moving rod 4.
The spring 2 is also arranged in the cavity 311, one end of the spring 2 is propped against the top end of the movable rod 4, and the other end of the spring 2 is propped against the top wall of the cavity 311.
The shape of the bow 8 can be set according to the outer diameter profile of a standard ring part which is manufactured according to the requirement.
The upper connection structure 5 includes a first connection block 51 and a first screw 52. The first connecting block 51 is provided with a first extension plate 511, one end of the bow 8 is provided with a concave position, the first extension plate 511 is embedded in the concave position of the end, and the first extension plate 511 and the bow 8 are connected by a first screw 52, namely, the first extension plate 511 and the bow 8 are fixedly connected by the first screw 52.
The first connecting block 42 is fixedly sleeved on the positioning sleeve 31 of the fixed structure 3 to realize the fixed connection between the upper connecting structure 5 and the fixed structure 3, namely, the fixed structure 3 is connected to one end of the bow 8 through the upper connecting structure 5.
The lower connection structure 7 includes a second connection block 71 and a second screw 72. The second connecting block 72 is provided with a second extension plate 711, the other end of the bow 8 is also provided with a concave position, the second extension plate 711 is embedded in the concave position of the end, and the second extension plate 711 is connected with the bow 8 by a second screw 72, namely the second extension plate 711 is fixedly connected with the bow 8 by the second screw 72.
The fixing lever 6 includes a second lever body 61 and a nut 62. One end of the second rod body 61 is provided with a protrusion 611, the protrusion 611 abuts against the second connection block 71, the other end of the second rod body 61 passes through the second connection block 71, and the end of the second rod body 61 is fixedly connected with the nut 62 through threaded fit, so that the fixing rod 6 is fixedly mounted on the lower connection structure 7.
The measuring gauge for the outline of the outer diameter of the circular ring can also comprise a zero correcting rod 9. The zero-correcting rod 9 can be set according to the diameter of the outer diameter contour of the standard circular ring part which is manufactured according to the requirement. The end of the moving rod 4 exposed to the atmosphere abuts against one end of the zeroing rod 9, the protrusion 611 of the fixed rod 6 can abut against the other end of the zeroing rod 9, and at this time, the dial indicator 1 can be adjusted to set the dial indicator 1 to display 0.
When the utility model is used for measuring whether the outer diameter profile of the circular ring part 10 is qualified, the circular ring outer diameter profile measuring gauge can be calibrated firstly, specifically, the movable rod 4 and the fixed rod 6 are respectively propped against the two ends of the zero calibrating rod 9, and then the dial indicator 1 is adjusted to enable the dial indicator 1 to be displayed as 0, so that the zero calibration of the dial indicator 1 can be completed.
And then the zeroing rod 9 is removed from the measuring tool for measuring the outer diameter profile of the circular ring, the moving rod 4 of the measuring tool for measuring the outer diameter profile of the circular ring is exposed to the atmosphere, the end of the moving rod is propped against one end of the circular ring part 10 to be measured, the bulge 611 of the fixing rod 6 is propped against the other end of the circular ring part 10, the error between the outer diameter profile of the measured circular ring part 10 and the outer diameter profile of the standard circular ring part influences the expansion and contraction of the spring 2, the moving rod 4 is correspondingly moved by the telescopic cover plate of the spring 2, and the measuring head 11 is also moved along with the movement of the moving rod 4 due to the contact of the measuring head 11 of the dial indicator 1, so that the number displayed on the dial indicator 1 is changed, and the number displayed on the dial indicator 1 is the error value of the diameter of the current position of the outer diameter profile of the measured circular ring part 10.
After that, the user can change the measuring position of the utility model on the ring part 10 by rotating the bow 8, the diameters of different positions and the diameter errors of the standard ring part can correspondingly react on the dial indicator 1, the user can judge whether the outer diameter profile of the ring part 10 is qualified according to the error values of the positions of the user, meanwhile, the user can judge whether the unqualified ring part 10 has a rescue opportunity or not by judging the unqualified ring part 10 by the user due to the specific number, and in the actual production and processing, the designer can pertinently improve the processing technology by checking the influence of different processing technologies on the change of the errors of the ring part 10 so as to reduce the processing failure rate of the ring part 10.
What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.
Claims (7)
1. The utility model provides a utensil is examined in outer diameter profile measurement of ring, its characterized in that includes percentage table, spring, fixed knot constructs, movable rod, goes up connection structure, dead lever, lower connection structure and surveys the bow, the one end of surveying the bow is connected with last connection structure, go up connection structure and fixed knot construct and be connected, the movable rod can be done axial displacement and locate fixed knot construct on, the percentage table is equipped with the measuring head, the fixed knot of locating of percentage table constructs, the measuring head contacts with the one end of movable rod, the spring is located in the fixed knot constructs, the one end of spring offsets with the movable rod, and the other end offsets with fixed knot constructs, the other end of surveying the bow is connected with lower connection structure, the dead lever is installed down on the connection structure.
2. The gauge for measuring the outline of the outer diameter of the circular ring according to claim 1, wherein the fixing structure comprises a locating sleeve and an end socket, one end of the locating sleeve is connected with the end socket, the moving rod comprises a first rod body and a rod head, the rod head is connected with the first rod body, a cavity is arranged in the locating sleeve, the rod head is arranged in the cavity, the rod head can move along the cavity and cannot penetrate out of the end socket, and the first rod body penetrates out of the end socket.
3. The gauge according to claim 2, wherein the fixing structure comprises a fastening ring, the positioning sleeve is provided with a bump, the bump is sleeved on the dial indicator, the measuring head is arranged in the cavity, and the fastening ring is sleeved on the bump and presses the dial indicator.
4. The gauge according to claim 1, comprising a zero calibration rod, wherein the movable rod and the fixed rod are capable of respectively abutting against two ends of the zero calibration rod, and the dial indicator is set to display 0.
5. The gauge for measuring the outline of the outer diameter of the circular ring according to claim 1, wherein the upper connecting structure comprises a first connecting block and a first screw, the first connecting block is sleeved on the fixing structure, the first connecting block is provided with a first extending plate, and the first extending plate is connected with the bow measuring device through the first screw.
6. The gauge for measuring the outline of the outer diameter of the circular ring according to claim 1, wherein the lower connecting structure comprises a second connecting block and a second screw, the second connecting block is sleeved on the fixing rod, the second connecting block is provided with a second extending plate, and the second extending plate is connected with the bow measuring device through the second screw.
7. The gauge for measuring the outer diameter profile of the circular ring according to claim 1, wherein the fixing rod comprises a second rod body and a nut, a protrusion is arranged at one end of the second rod body, the protrusion is propped against the second connecting block, and the other end of the second rod body penetrates through the second connecting block and is connected with the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223328044.6U CN219064379U (en) | 2022-12-13 | 2022-12-13 | Ring external diameter contour measuring gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223328044.6U CN219064379U (en) | 2022-12-13 | 2022-12-13 | Ring external diameter contour measuring gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219064379U true CN219064379U (en) | 2023-05-23 |
Family
ID=86368573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223328044.6U Active CN219064379U (en) | 2022-12-13 | 2022-12-13 | Ring external diameter contour measuring gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219064379U (en) |
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2022
- 2022-12-13 CN CN202223328044.6U patent/CN219064379U/en active Active
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