CN214666541U - Detection apparatus for jumbo size circular arc - Google Patents
Detection apparatus for jumbo size circular arc Download PDFInfo
- Publication number
- CN214666541U CN214666541U CN202120745591.0U CN202120745591U CN214666541U CN 214666541 U CN214666541 U CN 214666541U CN 202120745591 U CN202120745591 U CN 202120745591U CN 214666541 U CN214666541 U CN 214666541U
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- detection
- lateral wall
- gauge
- side wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The utility model discloses a belongs to the technical field of detection device, in particular to a detection device of a large-size circular arc, which comprises a detection sleeve, wherein the side wall of the detection sleeve is fixedly provided with magnetic gauge stands which are evenly distributed, the upper end of the detection sleeve is longitudinally provided with a connecting rod, the lower end of the connecting rod is fixedly connected with the upper side wall of the detection sleeve, the upper end of the connecting rod is longitudinally provided with a detection rod, the lower side wall of the detection rod is fixedly connected with the upper side wall of the connecting rod, the right end of the connecting rod is transversely provided with a gauge stand, the left side wall of the gauge stand is fixedly connected with the right side wall of the connecting rod, the upper end of the gauge stand is transversely provided with a gauge block, the lower side wall of the gauge block is fixedly connected with the upper side wall of the gauge stand, the right end of the upper side wall of the gauge block is fixedly provided with a dial indicator, and both ends of the gauge block are in contact with gauge block supporting frames, thereby greatly improving the detection efficiency, the labor intensity is reduced, and the detection accuracy of the workpiece is improved.
Description
Technical Field
The utility model relates to a detection device technical field specifically is a detection device of jumbo size circular arc.
Background
In the machining process, for the detection of large-size circular arc radius, particularly circular arc parts and circular arc template parts with the radius larger than R1000mm, a common detection method adopts a three-coordinate mapping and template ratio equivalent mode for detection, but the following problems exist: (1) the three-coordinate measuring machine has the detection principle of detecting the height and chord length of the bow and has a common formula of the height and chord length of the bowThe radius size is calculated (formula is as follows), but when the radius is measured by the common bow-height chord length method, the smaller the bow-height size is, the larger the measurement error is, the more inaccurate the radius size is, and the common bow-height chord length formula is as follows:
in the formula: r is the desired radius dimension, S is the chord length dimension, and h is the bow height dimension; (2) the template comparison detection principle is that a template manufactured by a professional manufacturer is used, the arc size of the template is the theoretical size of the arc of the part to be detected, the gap of a contact surface is observed through the contact of the template and the part to be detected, whether the part to be detected is qualified is judged, but the length of the template is only a small section of the part to be detected, the part to be detected can be divided into a plurality of sections, the section-by-section detection is realized, the efficiency is low, and the manufacturing price of the high-precision template is high; (3) to the work piece that the required precision is high, the producer all can adopt the full mode of examining, if the inspector can't accurately survey the actual radius size of circular arc or only judge when being qualified by the part circular arc of being surveyed, can't provide the data of reprocessing, lead to producing the yields low, improved intensity of labour, production efficiency is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a detection device of jumbo size circular arc to the present measuring method measuring error who provides in solving above-mentioned background art is great, and the manufacturing price is expensive for the inefficiency and high accuracy model, and the production yields is low, the problem that intensity of labour increases.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a detection apparatus of jumbo size circular arc, is including examining the cover, examine the fixed magnetic gauge stand that evenly arranges that is provided with of lateral wall of cover, the upper end of examining the cover vertically is provided with the connecting rod, the lower extreme of connecting rod with examine the last lateral wall fixed connection of cover, the upper end of connecting rod vertically is provided with examines the stick, examine the lower lateral wall of stick with the last lateral wall fixed connection of connecting rod, the right-hand member of connecting rod transversely is provided with the gauge stand, the left side wall of gauge stand with the right side wall fixed connection of connecting rod, the upper end of gauge stand transversely is provided with the gage block, the lower lateral wall of gage block with the last lateral wall fixed connection of gauge stand, the fixed percentage table that is provided with of right-hand member of lateral wall on the gage block, the both ends of gage block all contact and are provided with the gage block support frame, the lower lateral wall of gage block support frame with the table.
Preferably, the detection rod and the detection sleeve are universal detection rods and are used as fixed connecting rods.
Preferably, the connecting rod is a self-made slender rod, one end of the connecting rod is a square body with holes, the square body is assembled with the inspection rod, the other end of the connecting rod is a slender steel pipe, a plurality of threaded parts can be assembled together, the detection range is expanded, and the connecting rod is used for clamping a gauge block support frame, a roller and a gauge stand.
Preferably, the gauge block support frame is a self-made plate and is used for supporting a standard gauge block.
Preferably, the roller is a self-made piece and is used for supporting the connecting rod, so that the connecting rod can move back and forth along the arc direction of the part to be detected with the minimum friction force.
Preferably, the dial indicator frame is a self-made piece and is used for clamping and fixing the dial indicator.
Preferably, the dial indicator is a universal dial indicator and is used for detecting the arc size variation of the part to be detected.
Compared with the prior art, the beneficial effects of the utility model are that:
when the device is used, the dial indicator and the combined standard measuring block are only required to be adjusted to the same position, the standard circular arc track moved by the dial indicator is compared with the processing circular arc of the measured part, the radius variation and the maximum radius error of the whole circular arc part of the measured part are quickly obtained, and the parts with the same circular arc size can be quickly detected in batches by replacing the measured part. Because the standard gauge block is used as a comparison reference, the detection efficiency is greatly improved, the labor intensity is reduced, and the detection accuracy of the workpiece is improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is a schematic perspective view of the present invention.
In the figure: 1 magnetic gauge stand, 2 examine the cover, 3 examine the stick, 4 connecting rods, 5 gage block supports, 6 gage blocks, 7 gyro wheels, 8 table framves, 9 percentage table.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1, the present invention provides a technical solution: the utility model provides a detection apparatus of jumbo size circular arc, including examining cover 2, examine the fixed magnetic gauge stand 1 that is provided with evenly arranging of lateral wall of cover 2, the upper end of examining cover 2 vertically is provided with connecting rod 4, the lower extreme of connecting rod 4 and the last lateral wall fixed connection who examines cover 2, the upper end of connecting rod 4 vertically is provided with examines stick 3, examine the lower lateral wall of stick 3 and the last lateral wall fixed connection of connecting rod 4, the right-hand member of connecting rod 4 transversely is provided with table frame 8, the left side wall of table frame 8 and the right side wall fixed connection of connecting rod 4, the upper end of table frame 8 transversely is provided with gage block 6, the lower lateral wall of gage block 6 and the last lateral wall fixed connection of table frame 8, the fixed percentage table 9 that is provided with of right-hand member of the last lateral wall of gage block 6, the both ends of gage block 6 all contact and are provided with gage block support frame 5, the lower lateral wall and the table of gage block support frame 5.
The detection rod 3 and the detection sleeve 2 are universal detection rods and are used as fixed connecting rods 4.
Connecting rod 4 is the self-control slender rod, and one end is for processing porose square, with examine 3 rigging instruments of stick, and the other end is long and thin steel pipe, and the threaded can many dress together, enlarges detection range, is used as clamping gage block support frame 5, gyro wheel 7, table frame 8.
Gauge block support frame 5 is the self-control plate, and the effect is for supporting standard gauge block 6.
The roller 7 is a self-made piece and is used for supporting the connecting rod 4 and ensuring that the connecting rod 4 can reciprocate along the arc direction of the part to be detected with the minimum friction force.
The dial indicator stand 8 is a self-made piece and is used for clamping and fixing the dial indicator 9.
The dial indicator 9 is a general dial indicator and is used for detecting the arc size variation of the detected part.
The working principle is as follows: installing a detection rod 3 in a detection sleeve 2, fixing the detection sleeve 2 by four magnetic gauge seats 1 to firmly connect the detection rod with a cast iron flat plate, assembling a square part of a connecting rod 4 with the detection rod 3, installing a measuring block support frame 5 and a roller 7 on an extension rod according to a certain proportion, combining a standard measuring block 6 on the measuring block support frame 5 according to the theoretical size of the arc of a measured part to be detected, installing a gauge frame 8 at the tail part of the connecting rod 4, installing a dial gauge 9 on the gauge frame 8, aligning a measuring head of the dial gauge with the end part of the standard measuring block 6 by using a measuring claw, adjusting a pointer of the dial gauge 9 to zero, installing the measured part in front of a detection device, adjusting the leftmost part of the arc to be detected to be contacted with the dial gauge 9, recording a reading, moving the detection device to the rightmost part to be detected, adjusting the position of the measured part to be the same as the leftmost part, just right now, slowly moving the detection device from the rightmost left side of the aligned measured part to the rightmost side, and recording the reading in the process, slowly returning the detection device to the leftmost side, and if the data of the leftmost side are the same, determining that the change of the reading of the dial indicator 9 in the detection process is the radius size variation of the detected part, and determining that the maximum change is the maximum error of the radius size.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a detection apparatus of jumbo size circular arc, includes examines cover (2), its characterized in that, the lateral wall of examining cover (2) is fixed and is provided with magnetic gauge stand (1) of evenly arranging, the upper end of examining cover (2) vertically is provided with connecting rod (4), the lower extreme of connecting rod (4) with examine the last lateral wall fixed connection of cover (2), the upper end of connecting rod (4) vertically is provided with examines stick (3), examine the lower lateral wall of stick (3) with the last lateral wall fixed connection of connecting rod (4), the right-hand member of connecting rod (4) transversely is provided with table frame (8), the left side wall of table frame (8) with the right side wall fixed connection of connecting rod (4), the upper end of table frame (8) transversely is provided with gauge block (6), the lower lateral wall of gauge block (6) with the last lateral wall fixed connection of table frame (8), the fixed percentage table (9) that is provided with of right-hand member of lateral wall on gage block (6), the both ends of gage block (6) all contact and are provided with gage block support frame (5), the lower lateral wall of gage block support frame (5) with the lateral wall fixed connection of table frame (8), the fixed gyro wheel (7) that are provided with the symmetry of lateral wall of table frame (8).
2. The apparatus for detecting the large-sized arc of a circle as claimed in claim 1, wherein: the detection rod (3) and the detection sleeve (2) are universal detection rods and are used as fixed connecting rods (4).
3. The apparatus for detecting the large-sized arc of a circle as claimed in claim 1, wherein: connecting rod (4) are self-control slender rod, and one end is for processing porose square, with examine excellent (3) rigging instrument, and the other end is long and thin steel pipe, and the threaded can many dress together, enlarges detection range, and the effect is clamping gage block support frame (5), gyro wheel (7), table frame (8).
4. The apparatus for detecting the large-sized arc of a circle as claimed in claim 1, wherein: the gauge block support frame (5) is a self-made plate and is used for supporting the standard gauge block (6).
5. The apparatus for detecting the large-sized arc of a circle as claimed in claim 1, wherein: the roller (7) is a self-made piece and is used for supporting the connecting rod (4) and ensuring that the connecting rod (4) can reciprocate along the arc direction of the part to be measured with the minimum friction force.
6. The apparatus for detecting the large-sized arc of a circle as claimed in claim 1, wherein: the dial indicator stand (8) is a self-made piece and is used for clamping and fixing the dial indicator (9).
7. The apparatus for detecting the large-sized arc of a circle as claimed in claim 1, wherein: the dial indicator (9) is a universal dial indicator and is used for detecting the arc size variation of the part to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120745591.0U CN214666541U (en) | 2021-04-13 | 2021-04-13 | Detection apparatus for jumbo size circular arc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120745591.0U CN214666541U (en) | 2021-04-13 | 2021-04-13 | Detection apparatus for jumbo size circular arc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214666541U true CN214666541U (en) | 2021-11-09 |
Family
ID=78461590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120745591.0U Expired - Fee Related CN214666541U (en) | 2021-04-13 | 2021-04-13 | Detection apparatus for jumbo size circular arc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214666541U (en) |
-
2021
- 2021-04-13 CN CN202120745591.0U patent/CN214666541U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203642896U (en) | Linear displacement sensor on-line calibration clamp | |
| CN112504069B (en) | Non-contact precision measuring instrument | |
| CN110986740A (en) | Circular hole brake shoe outer circular arc comprehensive checking fixture | |
| CN214666541U (en) | Detection apparatus for jumbo size circular arc | |
| CN208736273U (en) | A kind of measurement bracket for testing product rigging position | |
| CN106767284A (en) | A kind of length-measuring appliance | |
| CN215338127U (en) | Profile tolerance gauge | |
| CN211346656U (en) | Tool for measuring cylindricity of outer surface of round pipe or round rod | |
| CN201277842Y (en) | Inner caliper with staff | |
| CN211084984U (en) | Dial indicator calibrating device | |
| CN209116910U (en) | A kind of multi-functional form and position error measurement instrument | |
| CN208952845U (en) | Measurement tooling and its dial gauge for blade exhaust side thickness | |
| CN110631447A (en) | System and method for detecting space size of special-shaped part | |
| CN219776591U (en) | Parallelism detection tool | |
| CN218994240U (en) | Mechanism for rapidly detecting maximum appearance of part | |
| CN209961177U (en) | Device for measuring cylindricity of inner hole | |
| CN216205995U (en) | Self-centering hole position and groove size measuring device | |
| CN208887529U (en) | A kind of adjustable chord length diameter measurer | |
| CN220062795U (en) | Gauge for detecting length of oil pipe | |
| CN212585644U (en) | Simple measuring tool for measuring plane parallelism | |
| CN210981125U (en) | Circular hole brake shoe outer circular arc comprehensive checking fixture | |
| CN216815310U (en) | Detection tool for detecting space parallelism of bridge parts | |
| CN217930108U (en) | Take scale cone diameter detection device | |
| CN114111492B (en) | Hole series sine gauge | |
| CN220729151U (en) | Straightness measuring device that hangs down of jumbo size sapphire crystal block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211109 |