CN211262150U - Pipe fitting external diameter measuring device - Google Patents
Pipe fitting external diameter measuring device Download PDFInfo
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- CN211262150U CN211262150U CN201922385306.4U CN201922385306U CN211262150U CN 211262150 U CN211262150 U CN 211262150U CN 201922385306 U CN201922385306 U CN 201922385306U CN 211262150 U CN211262150 U CN 211262150U
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Abstract
The utility model discloses a pipe fitting external diameter measuring device, include: the base, two diplopore bearing plates after before vertical being provided with one on the base, all be provided with two bearings on two diplopore bearing plates, two bearings on two diplopore bearing plates align one by one respectively, the bearing all upwards exceeds diplopore bearing plate, and be in same height, it has the clearance that can support the pipe fitting to be located to leave between two bearings on the same diplopore bearing plate, be provided with a slide rail on the base, sliding connection has the slider on the slide rail, be provided with a pneumatic measuring instrument on the slider. The utility model has the advantages that: simple structure, the cost is low, has reduced manufacturing cost, but has higher measurement accuracy and measurement of efficiency.
Description
Technical Field
The utility model relates to a pipe fitting external diameter measuring device.
Background
In the field of industrial production and manufacturing, measurement of the outer diameter of a pipe fitting product is an important link in production and detection of the product. The conventional methods for detecting the outer diameter of the pipe can be roughly classified into contact measurement and non-contact measurement. The contact measuring method mainly comprises an external micrometer, a roundness meter and the like. The contact measurement method often has errors caused by contact force or errors caused by manual adjustment and the like, and the measurement efficiency is relatively low. The non-contact measurement method mainly comprises a laser interferometer, a laser lever method, a Doppler response method, an image CCD imaging method and the like. The non-contact measurement generally has higher measurement accuracy, but the equipment cost is higher, and the application range is narrower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pipe fitting external diameter measuring device with low costs, measurement accuracy is high, measurement of efficiency is high.
In order to achieve the above object, the utility model adopts the following technical scheme: pipe fitting external diameter measuring device includes: the base, two diplopore bearing plates after before vertical being provided with one on the base, all be provided with two bearings on two diplopore bearing plates, two bearings on two diplopore bearing plates align one by one respectively, the bearing all upwards exceeds diplopore bearing plate, and be in same height, it has the clearance that can support the pipe fitting to be located to leave between two bearings on the same diplopore bearing plate, be provided with a slide rail on the base, sliding connection has the slider on the slide rail, be provided with a pneumatic measuring instrument on the slider.
Further, aforementioned pipe fitting external diameter measuring device, wherein, at the vertical locating plate that is provided with in the rear end of base, the straightness error that hangs down between base and the locating plate is not more than 0.02mm, is connected with a connecting plate on the locating plate, and the straightness error that hangs down between connecting plate and the locating plate is not more than 0.02mm, and the connecting plate links to each other with two diplopore bearing plates.
Further, in the pipe fitting outer diameter measuring device, the parallelism error between the positioning plate and the two double-hole bearing plates is not more than 0.02 mm.
Further, aforementioned pipe fitting external diameter measuring device, wherein, be provided with two through-holes respectively on two diplopore bearing plates, two through-holes on two diplopore bearing plates are respectively aligned one by one, wear to be equipped with a locating lever respectively in the through-hole that aligns each other, and two locating levers all link to each other with the locating plate.
Further, aforementioned pipe fitting external diameter measuring device, wherein, the connection structure between bearing and the diplopore bearing board is: the double-hole bearing plate is provided with two pin holes, each pin hole is respectively penetrated with a shaft pin, the two shaft pins both extend out of the double-hole bearing plate, the shaft pins extending out of the double-hole bearing plate are provided with retainer ring grooves, the two bearings are respectively sleeved on the corresponding shaft pins, and the retainer rings are respectively clamped in the retainer ring grooves on the two shaft pins.
The utility model has the advantages that: simple structure, the cost is low, has reduced manufacturing cost, but has higher measurement accuracy and measurement of efficiency.
Drawings
Fig. 1 is a schematic perspective view of the device for measuring the outer diameter of a pipe fitting according to the present invention.
Fig. 2 is a schematic perspective view of the pipe fitting to be tested in fig. 1.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1 and fig. 2, the utility model discloses a pipe fitting outer diameter measuring device, include: base 1, vertical upwards be provided with a locating plate 2 in base 1's rear end, the straightness error that hangs down between base 1 and the locating plate 2 is not more than 0.02mm, be connected with a connecting plate 3 on locating plate 2, the straightness error that hangs down between connecting plate 3 and the locating plate 2 is not more than 0.02mm, vertically on base 1 be provided with two preceding back diplopore bearing plates 4, the depth of parallelism error between two diplopore bearing plates 4 and the locating plate 2 is not more than 0.02mm, two diplopore bearing plates 4 still link to each other with connecting plate 3 is fixed, all be provided with two bearings 5 on two diplopore bearing plates 4, bearing 5 and the connection structure between diplopore bearing plate 4 do: two pin holes are formed in the double-hole bearing plate 4, a shaft pin 41 penetrates through each pin hole, the two shaft pins 41 extend out of the double-hole bearing plate 4, retainer ring grooves 42 are formed in the shaft pins 41 extending out of the double-hole bearing plate 4, the two bearings 5 are sleeved on the corresponding shaft pins 41 respectively, retainer rings are clamped in the retainer ring grooves 42 in the two shaft pins 41, and the retainer rings can prevent the bearings 5 from falling off the shaft pins 41. Two bearings 5 on two diplopore bearing plates 4 align one by one respectively, and bearing 5 all upwards exceeds diplopore bearing plate 4 and is in same height, leaves the clearance that can support the pipe fitting between two bearings 5 on being located same diplopore bearing plate 4. Two through holes are respectively arranged on the two double-hole bearing plates 4, the two through holes on the two double-hole bearing plates 4 are respectively aligned one by one, a positioning rod 6 is respectively arranged in the through holes aligned with each other in a penetrating way, and the two positioning rods 6 are all connected with the positioning plate 2. A slide rail 7 is arranged on the base 1, a slide block 8 is connected on the slide rail 7 in a sliding way, and a pneumatic measuring instrument 9 is arranged on the slide block 8. The utility model discloses in pneumatic measuring instrument 9 can select the AEC300 digital display pneumatic measuring instrument of the production of the jinyibo instrument science and technology limited in Wuxi city.
The utility model discloses an operating process is as follows, shelves the pipe fitting that awaits measuring on four bearings 5, and the one end of the pipe fitting that awaits measuring supports on locating plate 2, then has good pneumatic measuring instrument 9 timing to align with the lateral wall of the pipe fitting that awaits measuring, then staff's hand rotation pipe fitting that awaits measuring, the pneumatic measuring instrument 9 of another hand drive is removed along slide rail 7, and pneumatic measuring instrument 9 just can detect the external diameter of the pipe fitting that awaits measuring of pairing rotation at gliding in-process.
The utility model has the advantages that: simple structure, the cost is low, has reduced manufacturing cost, but has higher measurement accuracy and measurement of efficiency.
Claims (5)
1. Pipe fitting external diameter measuring device includes: base, its characterized in that: the two double-hole bearing plates are vertically arranged on the base in a tandem mode, the two bearings are arranged on the two double-hole bearing plates, the two bearings on the two double-hole bearing plates are respectively aligned one by one, the bearings are all upwards higher than the double-hole bearing plates and are located at the same height, a gap capable of supporting a pipe fitting is reserved between the two bearings on the same double-hole bearing plate, a sliding rail is arranged on the base, a sliding block is connected to the sliding rail in a sliding mode, and a pneumatic measuring instrument is arranged on the sliding block.
2. The pipe outside diameter measuring device according to claim 1, wherein: the rear end of the base is vertically provided with a positioning plate, the verticality error between the base and the positioning plate is not more than 0.02mm, the positioning plate is connected with a connecting plate, the verticality error between the connecting plate and the positioning plate is not more than 0.02mm, and the connecting plate is connected with the two double-hole bearing plates.
3. The pipe outside diameter measuring device according to claim 2, wherein: the parallelism error between the positioning plate and the two double-hole bearing plates is not more than 0.02 mm.
4. The pipe outside diameter measuring device according to claim 2, wherein: two through holes are respectively formed in the two double-hole bearing plates, the two through holes in the two double-hole bearing plates are respectively aligned one by one, a positioning rod is respectively arranged in the through holes aligned with each other in a penetrating mode, and the two positioning rods are all connected with the positioning plate.
5. The pipe outside diameter measurement device according to claim 1, 2, 3, or 4, wherein: the connection structure between bearing and the double-hole bearing plate is as follows: the double-hole bearing plate is provided with two pin holes, each pin hole is respectively penetrated with a shaft pin, the two shaft pins both extend out of the double-hole bearing plate, the shaft pins extending out of the double-hole bearing plate are provided with retainer ring grooves, the two bearings are respectively sleeved on the corresponding shaft pins, and the retainer rings are respectively clamped in the retainer ring grooves on the two shaft pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385306.4U CN211262150U (en) | 2019-12-26 | 2019-12-26 | Pipe fitting external diameter measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922385306.4U CN211262150U (en) | 2019-12-26 | 2019-12-26 | Pipe fitting external diameter measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211262150U true CN211262150U (en) | 2020-08-14 |
Family
ID=71956768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922385306.4U Active CN211262150U (en) | 2019-12-26 | 2019-12-26 | Pipe fitting external diameter measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211262150U (en) |
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2019
- 2019-12-26 CN CN201922385306.4U patent/CN211262150U/en active Active
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