CN222188133U - A measuring tool for inspecting inner diameter of parts - Google Patents
A measuring tool for inspecting inner diameter of parts Download PDFInfo
- Publication number
- CN222188133U CN222188133U CN202421005416.8U CN202421005416U CN222188133U CN 222188133 U CN222188133 U CN 222188133U CN 202421005416 U CN202421005416 U CN 202421005416U CN 222188133 U CN222188133 U CN 222188133U
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- shaft
- mounting
- fixed
- clamping plate
- shaped clamping
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 15
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 9
- 238000007689 inspection Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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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 part inner diameter checking measuring tool, which is characterized in that a knob on the left side of a mounting rod is manually rotated to be matched with a bidirectional screw rod and V-shaped clamping plates on two sides driven by a guide shaft to synchronously clamp pipes with different diameters, after clamping, a measurement mounting structure is manually adjusted, so that an inner clamping shaft can be positioned in a hole of the pipe and is abutted against the inner wall of the hole under the action of a spring, at the moment, the positions of two sliding shafts are also fixed, the distance between the two sliding shafts is the inner diameter of a part, the operation mode is simple, the measurement process is stable, and the measuring tool can be suitable for part measurement with various sizes.
Description
Technical Field
The utility model relates to the field of measurement, in particular to a part inner diameter inspection gauge.
Background
The part measurement is to carry out necessary detection process on various parts after processing so as to ensure that the size of the parts meets the size requirements of processing and subsequent use, and the part measurement not only comprises the measurement of the outer size of the parts, but also is particularly important for the measurement of the inner diameter of tubular parts.
At present, most of the inner diameters of parts are measured by directly adopting a vernier caliper, however, the stability of a pipe fitting is poor during measurement, if a good measurement effect is to be achieved, the pipe fitting is clamped by a special clamping device, and meanwhile, the measurement of different inner diameters cannot be met by one vernier caliper at some time.
Disclosure of utility model
In view of the problems existing in the prior art, the utility model discloses a part inner diameter checking gauge, the technical scheme adopted is that the part inner diameter checking gauge comprises a mounting rod, scales, a mounting groove, a bidirectional screw rod, a guide shaft, a fitting block, a V-shaped clamping plate, a fixed shaft, a thread groove, a nut, a mounting block, a track shaft, a measuring mounting structure, a sliding shaft and a pointer, wherein scales are distributed on the upper surface of the mounting rod, the front side is provided with the mounting groove penetrating through the mounting groove, the bidirectional screw rod is rotatably mounted in the mounting groove, the guide shaft is fixedly mounted, a knob is rotatably mounted on the left side surface of the mounting rod, the manual operation knob drives the bidirectional screw rod, the fitting block is respectively mounted in cooperation with the bidirectional screw rod, the two fitting blocks are movably sleeved with the guide shaft, the two fitting blocks are symmetrically arranged on the bidirectional screw rod, the front side of the fitting block is provided with a V-shaped clamping plate, the upper surface of the V-shaped clamping plate is integrally provided with the fixed shaft, the circle center of the V-shaped clamping plate is positioned on the same plane, when the V-shaped clamping plate clamps the pipe fitting, the circle center of the circle is positioned on the same plane, the circle center of the fixed shaft is also positioned on the inner side of the pipe fitting, the circle center of the circle center, the fixed shaft is positioned on the thread groove, the thread groove is fixedly corresponds to the inner side of the circle, the fixed shaft, the circle center is arranged on the circle center, the fixed shaft is positioned on the inner side of the circle through the guide, the guide is arranged on the inner hole, the guide shaft, the guide plate is arranged on the inner side, and the inner hole is tightly, the guide hole is mounted by the guide hole, and the guide hole is rotatably, and the guide plate is mounted, and the guide hole, and the guide plate is mounted by being mounted, and the guide by being mounted on the guide and the guide. The mounting rod is convenient to take and transfer in daily life.
As a preferable technical scheme of the utility model, the V-shaped clamping plate is provided with a longitudinal hollow groove, and a friction layer is fixed on the inclined surface of the V-shaped clamping plate.
As a preferable technical scheme of the utility model, the measuring and mounting structure comprises a spring, a movable block, an end ring, an inner clamping shaft and a connecting rod, wherein the spring is fixed on the inner side of the mounting block, the spring is integrally sleeved outside the track shaft, the movable block is movably sleeved on the track shaft, the outer side surface of the movable block is fixedly connected with the spring, the spring is a tensioning spring, the end ring is integrally formed on the front side of the movable block, the inner clamping shaft is placed in a through hole of the end ring, the inner clamping shaft is tightly attached to the inner wall of the through hole of the end ring, the friction force between the inner clamping shaft and the inner wall of the through hole enables the inner clamping shaft not to naturally drop, the connecting rod is integrally formed on the rear side of the movable block, the lower surface of the rear end of the connecting rod is fixedly connected with the sliding shaft, the circle center of the inner clamping shaft, the circle center of the fixed shaft and the lowest point of the V-shaped clamping plate are located on the same plane, after the V-shaped clamping plate is clamped, the movable block is manually pulled to the inner hole of a pipe fitting, then the inner clamping shaft is manually pressed down, the inner clamping shaft is stretched into the inner hole, and then is released, at the moment, the inner clamping shaft is tightly pressed against the side wall of the inner hole under the action of the spring, the action of the inner clamping shaft, the sliding shaft is tightly pressed against the side wall of the inner hole, and the sliding shaft is fixed, and the position of the sliding shaft is fixed.
As a preferable technical scheme of the utility model, the upper and lower parts of the track shaft are provided with grooves, the inner wall of the through hole of the movable block is provided with a convex part, the convex part is matched with the grooves, and the arrangement of the structure is beneficial to improving the stability of the movable block in the moving process.
As a preferable technical scheme of the utility model, the upper surface of the installation rod is provided with a transverse chute, and the lower end of the sliding shaft is positioned in the chute.
The measuring and mounting structure has the beneficial effects that the knob on the left side of the mounting rod is manually rotated to be matched with the bidirectional screw rod and the guide shaft to drive the V-shaped clamping plates on the two sides to synchronously and closely clamp pipe fittings with different diameters, after clamping, the measuring and mounting structure is manually adjusted, so that the inner clamping shaft can be positioned in a hole of the pipe fitting and is abutted against the inner wall of the hole under the action of the spring, the positions of the two sliding shafts are also fixed, the distance between the two sliding shafts is the inner diameter of the part, the operation mode is simple, the measuring process is stable, and the measuring device can adapt to the measurement of the parts with various sizes.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
Fig. 3 is a schematic cross-sectional view of the present utility model.
In the figure, a mounting rod 1, a scale 102, a mounting groove 2, a bidirectional screw rod 3, a guide shaft 301, an assembling block 4, a V-shaped clamping plate 5, a hollowed groove 51, a friction layer 52, a fixed shaft 6, a thread groove 7, a nut 8, a mounting block 9, a track shaft 10, a spring 11, a movable block 12, an end ring 13, an inner clamping shaft 14, a connecting rod 15, a sliding shaft 16, a pointer 161 and a sliding chute 17 are arranged.
Detailed Description
Example 1
As shown in fig. 1 to 3, the utility model discloses a part inner diameter checking gauge, the technical scheme adopted is that the part inner diameter checking gauge comprises a mounting rod 1, scales 102, a mounting groove 2, a bidirectional screw rod 3, a guide shaft 301, a fitting block 4, a V-shaped clamping plate 5, a fixed shaft 6, a thread groove 7, a nut 8, a mounting block 9, a track shaft 10, a measuring mounting structure, a sliding shaft 16 and a pointer 161, wherein scales 102 are distributed on the upper surface of the mounting rod 1, the front side is provided with the penetrating mounting groove 2, the bidirectional screw rod 3 is rotatably mounted in the mounting groove 2, the guide shaft 301 is fixedly mounted, the fitting block 4 is respectively matched with the bidirectional screw rod 3 and movably sleeved with the guide shaft 301, the V-shaped clamping plate 5 is fixed on the front side of the fitting block 4, the fixed shaft 6 is integrally formed on the upper surface of the V-shaped clamping plate 5, the center of the fixed shaft is positioned on the same plane with the lowest point of the V-shaped clamping plate 5, the outer side wall of the upper half of the fixed shaft 6 is provided with the thread groove 7, one end of the mounting block 9 is matched and is pressed by the nut 8, the track shaft 10 is fixedly mounted on the inner side of the track shaft 10 through the thread groove 9, the measuring mounting structure is arranged on the track shaft 10, the measuring mounting structure is mounted through the measuring mounting structure, the sliding shaft 16 is mounted on the sliding shaft 16, and the pointer 161 is integrally formed on the side of the handle 101, and the part is integrally formed after the handle 101 is integrally.
As a preferable technical scheme of the utility model, the V-shaped clamping plate 5 is provided with the longitudinal hollowed-out groove 51, so that the weight of the whole V-shaped clamping plate 5 can be reduced, and the friction layer 52 is fixed on the inclined surface of the V-shaped clamping plate 5, thereby being beneficial to improving the clamping stability.
As a preferable technical scheme of the utility model, the measuring and mounting structure is characterized in that a spring 11 is fixed on the inner side of a mounting block 9, the spring 11 is integrally sleeved outside a track shaft 10, a movable block 12 is movably sleeved on the track shaft 10, the outer side surface of the movable block is fixedly connected with the spring 11, an end ring 13 is integrally formed on the front side of the movable block 12, an inner side clamping shaft 14 is arranged in a through hole of the end ring 13, the inner side clamping shaft 14 is tightly attached to the inner wall of the through hole of the end ring 13, friction force between the inner side clamping shaft 14 and the inner wall of the through hole enables the inner side clamping shaft 14 not to naturally drop, a connecting rod 15 is integrally formed on the rear side of the movable block 12, the lower surface of the rear end of the connecting rod 15 is fixedly connected with a sliding shaft 16, and the circle center of the inner side clamping shaft 14, the circle center of the fixed shaft 6 and the lowest point of a V-shaped clamping plate 5 are all located on the same plane.
As a preferred embodiment of the present utility model, the rail shaft 10 has grooves at the upper and lower portions thereof, and the movable block 12 has protrusions on the inner wall of the through-hole, the protrusions being fitted into the grooves.
As a preferable technical scheme of the utility model, the upper surface of the installation rod 1 is provided with a transverse chute 17, and the lower end of the sliding shaft 16 is positioned in the chute 17.
When the pipe fitting clamping device is used, the knob on the left side of the installation rod 1 is manually rotated according to different pipe fittings to drive the bidirectional screw rod 3 to rotate, two matched and installed V-shaped clamping plates 5 are mutually close to each other to clamp the pipe fitting, after clamping, the movable block 12 is manually pulled to be pulled to the upper part of an inner hole of the pipe fitting, then the inner clamping shaft 14 is manually pressed down to extend into the inner hole and then loosened, at the moment, the inner clamping shaft is tightly abutted against the side wall of the inner hole of the pipe fitting under the tensioning action of the spring 11, at the moment, the inner clamping shafts 14 on the two sides are tightly abutted against the side wall of the inner hole, the position of the movable block 12 is also fixed, at the moment, the movable block 12 fixes the position of the sliding shaft 16 under the action of the connecting rod 15, and at the moment, the position between the two sliding shafts 16 is the inner diameter.
The components not described in detail herein are prior art.
Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.
Claims (6)
1. The part inner diameter checking gauge is characterized by comprising a mounting rod (1), scales (102), a mounting groove (2), a bidirectional screw rod (3), a guide shaft (301), a fitting block (4), a V-shaped clamping plate (5), a fixed shaft (6), a threaded groove (7), a nut (8), a mounting block (9), a track shaft (10), a measuring mounting structure, a sliding shaft (16) and a pointer (161), wherein the scales (102) are distributed on the upper surface of the mounting rod (1), the front side is provided with the mounting groove (2) penetrating through, the bidirectional screw rod (3) is rotatably mounted in the mounting groove (2) and the guide shaft (301) is fixedly mounted, the left side of the mounting rod (1) is rotatably provided with a mounting knob, the bidirectional screw rod (3) is movably sleeved with the guide shaft (301), the V-shaped clamping plate (5) is fixed on the front side of the fitting block (4), the upper surface of the V-shaped clamping plate (5) is integrally formed with a pointer (161), the center of a circle of the circle is located on the lowest point of the V-shaped clamping plate (5), the center of the circle is located on the same plane as the fixed shaft (6), the upper half of the fixed shaft (7) is provided with the threaded groove (7), one end of the installation block (9) is installed in a matched mode through a thread groove (7) and is pressed by a nut (8), a track shaft (10) is fixed on the inner side of the installation block (9), a measurement installation structure is arranged on the track shaft (10), a sliding shaft (16) is installed through the measurement installation structure, and a pointer (161) is integrally formed on the sliding shaft (16).
2. The tool according to claim 1, wherein the handle (101) is integrally formed on the rear side of the mounting rod (1).
3. The part inner diameter inspection gauge according to claim 1 is characterized in that a longitudinal hollowed-out groove (51) is formed in the V-shaped clamping plate (5), and a friction layer (52) is fixed on the inclined surface of the V-shaped clamping plate (5).
4. The part inner diameter inspection gauge according to claim 1, wherein the measurement installation structure comprises a spring (11), a movable block (12), an end ring (13), an inner clamping shaft (14) and a connecting rod (15), the spring (11) is fixed on the inner side of the installation block (9), the spring (11) is integrally sleeved outside the track shaft (10), the movable block (12) is movably sleeved on the track shaft (10) and fixedly connected with the spring (11) on the outer side, the end ring (13) is integrally formed on the front side of the movable block (12), the inner clamping shaft (14) is placed in a through hole of the end ring (13), the inner clamping shaft (14) is tightly attached to the inner wall of the through hole of the end ring (13), friction force between the inner clamping shaft and the inner wall of the through hole enables the inner clamping shaft (14) not to naturally drop, the connecting rod (15) is integrally formed on the rear side of the movable block (12), the lower surface of the rear end of the connecting rod (15) is fixedly connected with a sliding shaft (16), and the center of the inner clamping shaft (14) and the center of a circle center of a fixed shaft (6) and the center of a lowest point (5) of the V-shaped clamping plate are located on a plane.
5. The tool as set forth in claim 4, wherein the rail shaft (10) has grooves at its upper and lower portions, and the movable block (12) has projections on the inner wall of the through-hole, the projections being fitted into the grooves.
6. The part inner diameter checking gauge according to claim 1, wherein a transverse chute (17) is formed on the upper surface of the mounting rod (1), and the lower end of the sliding shaft (16) is located in the chute (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421005416.8U CN222188133U (en) | 2024-05-10 | 2024-05-10 | A measuring tool for inspecting inner diameter of parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421005416.8U CN222188133U (en) | 2024-05-10 | 2024-05-10 | A measuring tool for inspecting inner diameter of parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222188133U true CN222188133U (en) | 2024-12-17 |
Family
ID=93833490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421005416.8U Active CN222188133U (en) | 2024-05-10 | 2024-05-10 | A measuring tool for inspecting inner diameter of parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222188133U (en) |
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2024
- 2024-05-10 CN CN202421005416.8U patent/CN222188133U/en active Active
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