CN203964883U - A kind of pipe die inner diameter measuring device - Google Patents
A kind of pipe die inner diameter measuring device Download PDFInfo
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- CN203964883U CN203964883U CN201420323484.9U CN201420323484U CN203964883U CN 203964883 U CN203964883 U CN 203964883U CN 201420323484 U CN201420323484 U CN 201420323484U CN 203964883 U CN203964883 U CN 203964883U
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- pipe die
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- measuring rack
- inner diameter
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- 238000005259 measurement Methods 0.000 claims abstract description 51
- 238000000034 method Methods 0.000 description 13
- 238000003754 machining Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a kind of pipe die inner diameter measuring device, comprise measurement bearing, the front end face center of described measurement bearing vertical plane is close to vertical plane head-measuring rack slide rail is installed, on described head-measuring rack slide rail, two slide blocks are installed, on a slide block, install head-measuring rack therein, head-measuring rack under installing on another slide block, on described upper head-measuring rack, install gauge head, lower gauge head is installed on described lower head-measuring rack, upper gauge head and lower gauge head are located along the same line, on upper head-measuring rack and lower head-measuring rack, range adjusting screw is installed, on described range adjusting screw, be provided with in adjusting, the nut of lower head-measuring rack spacing, the lower end of described measurement bearing vertical plane front end face is provided with electromagnet, and described electromagnet is arranged on the top of described lower head-measuring rack, the center of the rear end face of described measurement bearing surface level is provided with a tow attachment.The utility model provides a kind of easy to operate, simple in structure, the pipe die inner diameter measuring device that can measure accurately DN300-DN1000 pipe die product line pipe die internal diameter.
Description
Technical field
The utility model relates to field of machining and machinebuilding technology, relates in particular to the measuring technique of field of machining and machinebuilding technology, particularly a kind of pipe die inner diameter measuring device that is applicable to DN300-DN1000 pipe die product line.
Background technology
Pipe die product line DN300-DN1000 controls very strict to internal diameter parameter in endoporus process, inner diameter measurement mainly contains inside diameter caliper method, lever method, ultrasonic Method for Measuring, air-gauge method at present; Inside diameter caliper method fathoms generally below 1 meter, lever method can only approximate measure and depth measurement scope little, ultrasonic Method for Measuring requires high to pipe die Excircle machining surfaceness, and thicknessmeter display resolution is low, air-gauge needs serial ring gauge to proofread, complex operation; And hole depth reaches 6 meters in pipe die product line DN300-DN1000 pipe die, processing segmentation is controlled within the scope of 0.125mm, and above method has it to use limitation, to such an extent as to can not guarantee processing request and the crudy of pipe die product line DN300-DN1000.
Summary of the invention
The purpose of this utility model is to overcome deficiency of the prior art and a kind of easy to operate, simple in structure, the pipe die inner diameter measuring device that can measure accurately DN300-DN1000 pipe die product line pipe die internal diameter is provided, the principle of this device is that the straight line by any chord length mid point passes the center of circle in pipe die inner periphery, in circumference, this line segment length is diameter, by measuring this line segment length, can obtain pipe die internal diameter.
The technical solution of the utility model is achieved in that a kind of pipe die inner diameter measuring device, comprise measurement bearing, described measurement bearing is the T character form structure falling that comprises vertical plane and surface level, the rear end face of measuring bearing vertical plane joins with the front end face of measuring bearing surface level, the front end face center of described measurement bearing vertical plane is close to vertical plane head-measuring rack slide rail is installed, on described head-measuring rack slide rail, two slide blocks are installed, on a slide block, install head-measuring rack therein, head-measuring rack under installing on another slide block, on described upper head-measuring rack, install gauge head, described upper gauge head is pneumatic micrometer head, lower gauge head is installed on described lower head-measuring rack, described upper gauge head and described lower gauge head are located along the same line, on described upper head-measuring rack and described lower head-measuring rack, range adjusting screw is installed, on described range adjusting screw, be provided with in adjusting, the nut of lower head-measuring rack spacing, the lower end of described measurement bearing vertical plane front end face is provided with electromagnet, and described electromagnet is arranged on the top of described lower head-measuring rack, the center of the rear end face of described measurement bearing surface level is provided with a tow attachment.
On described pneumatic micrometer head, RS232 interface is installed, on described RS232 interface, be connected with data measurement unit, described data measurement unit is for adopting the single-chip microcomputer of RS232 interface, and described single-chip microcomputer is programmed the data of the pneumatic micrometer head measurement gathering are processed and obtained pipe die internal diameter by VB.
On described tow attachment, connect a cable wire, the other end of described cable wire is wrapped on the output shaft of a stepper motor.
On described tow attachment, be provided with fixed screw holes, connect a bolt on described fixed screw holes, the other end of described bolt is fixed on deep-hole boring knife rest.
Described head-measuring rack slide rail is tumbling-type line slide rail.
Described pneumatic micrometer head measurement range is 12mm, and pointing accuracy is 0.1 μ m.
The good effect that the technical solution of the utility model produces is as follows:
Described pipe die inner diameter measuring device is according to pipe die inside diameter ranges, utilize milscale to adjust range leading screw, upper and lower gauge head is positioned on straight line, and through the mid point of measuring bearing, inner diameter measuring device is proofreaded, recorded upper and lower gauge head spacing, in pipe die inner diameter measurement process, during energising, electromagnet holds lower head-measuring rack, and lower gauge head is departed from and the contacting of pipe die inwall; Discharge gauge head at present and, because Action of Gravity Field falls, contact pipe die inwall, pneumatic micrometer head upper punch props up pipe die inwall, and pneumatic micrometer head upper punch distance and milscale check and correction data are added, and obtain pipe die internal diameter accurate data; This apparatus structure is simple, quick for installation, easy to operate, can measure accurately pipe die internal diameter, guarantees pipe die crudy.
On described pneumatic micrometer head, RS232 interface is installed, on described RS232 interface, be connected with data measurement unit, described data measurement unit is for adopting the single-chip microcomputer of RS232 interface, described single-chip microcomputer is programmed the data of the pneumatic micrometer head measurement gathering is processed and obtained pipe die internal diameter by VB, utilize single chip computer measurement deal with data, measurement result is accurate, and reliability is high.
On described tow attachment, connect a cable wire, the other end of described cable wire is wrapped on the output shaft of a stepper motor, utilize the thin tightwire on wire spool fixing on step motor shaft, the cable wire other end is connected with measuring seat tow attachment, sets hauling distance on stepping motor control apparatus, starter motor, cable traction measurement mechanism, is pulled to measurement point by measurement mechanism, and principle is simple, easy to use, measurement result is accurate.
Described rolling linear slide rail is a kind of rolling guiding, it is circulated as infinite scroll between slide block and slide rail by steel ball, load platform can be moved linearly with high precision easily along slide rail, its friction factor can be down to 1/50 of tradition slip guiding, makes it to reach easily the positioning precision of μ m level.End Unit Design processed between slide block and slide rail, make linear slide rail the load of all directions such as can bear up and down simultaneously, linear slide rail has the motion of more smooth-going and low noise, and slide block slides more smooth and easy stable on slide rail, makes the adjusting of head-measuring rack and lower head-measuring rack more sensitive and accurate.
Accompanying drawing explanation
Fig. 1 is one of structural representation of the utility model pipe die inner diameter measuring device.
Fig. 2 be the utility model pipe die inner diameter measuring device structural representation two.
Fig. 3 is the utility model pipe die inner diameter measuring device measuring process schematic diagram.
In figure, annotation is: 1, measure bearing; 2, upper head-measuring rack; 3, upper gauge head; 4, lower head-measuring rack; 5, lower gauge head; 6, range adjusting screw; 7, head-measuring rack slide rail; 8, tow attachment; 9, slide block; 10, electromagnet; 11, data collector; 12, RS232 connection; 13, DN400 pipe die; 14, pipe die inner diameter measuring device; 15, cable wire; 16, stepper motor.
Note: in Fig. 3, whole pipe die inner diameter measuring device represents with label 14, to illustrate better.
Embodiment
A kind of pipe die inner diameter measuring device, as Fig. 1, 2, shown in 3, comprise and measure bearing 1, described measurement bearing is the T character form structure falling that comprises vertical plane and surface level, the rear end face of measuring bearing vertical plane joins with the front end face of measuring bearing surface level, the front end face center of described measurement bearing vertical plane is close to vertical plane head-measuring rack slide rail 7 is installed, described head-measuring rack slide rail is tumbling-type line slide rail, two slide blocks 9 are installed on described tumbling-type line slide rail, on a slide block, install head-measuring rack 2 therein, head-measuring rack 4 under installing on another slide block, on described upper head-measuring rack, install gauge head 3, described upper gauge head is pneumatic micrometer head, lower gauge head 5 is installed on described lower head-measuring rack, described upper gauge head and described lower gauge head are located along the same line, on described upper head-measuring rack and described lower head-measuring rack, range adjusting screw 6 is installed, on described range adjusting screw, be provided with in adjusting, the nut of lower head-measuring rack spacing, can regulate head-measuring rack spacing locking, the lower end of described measurement bearing vertical plane front end face is provided with electromagnet 10, holds lower head-measuring rack during energising, and lower gauge head is departed from and the contacting of pipe die inwall, discharge gauge head at present and, because Action of Gravity Field falls, contact pipe die inwall, described electromagnet is arranged on the top of described lower head-measuring rack, the center of the rear end face of described measurement bearing surface level is provided with a tow attachment 8.On described tow attachment, connect a cable wire 15, the other end of described cable wire is wrapped on the output shaft of a stepper motor 16.
Described pneumatic micrometer head measurement range is 12mm, and pointing accuracy is 0.1 μ m.
On described pneumatic micrometer head, RS232 interface is installed, on described RS232 interface, be connected with data measurement unit 11, described data measurement unit is for adopting the single-chip microcomputer of RS232 interface, shown in pneumatic micrometer head be connected by RS232 connection 12 with the single-chip microcomputer of described employing RS232 interface, carry out data acquisition.According to pipe die inside diameter ranges, utilize milscale to adjust range leading screw, upper and lower gauge head is positioned on straight line, and inner diameter measuring device is proofreaded, and log-on data harvester, to primary data record.
Utilize the measurement mechanism in the present embodiment to measure DN400 pipe die diameter, measuring process is as follows:
Pipe die inner diameter measuring device 14 is put into DN400 pipe die 13, utilize the thin tightwire on wire spool fixing on step motor shaft, the cable wire other end is connected with measuring seat tow attachment, on stepping motor control apparatus, set hauling distance, starter motor, cable traction measurement mechanism, is pulled to measurement point by measurement mechanism; Then discharge lower gauge head and attract electromagnet, lower gauge head is due to Action of Gravity Field, slowly fall, contact pipe die lower wall, opens air valve, pneumatic micrometer head upper punch, prop up pipe die upper wall, data collector 11 gathers pneumatic micrometer head data by RS232 connection, carries out data processing, obtains pipe die internal diameter data.Measure completely, close gas check valve, pneumatic micrometer head releasing pressure automatically, keeps in the center; Electromagnet energising attracts lower gauge head, and lower gauge head departs from pipe die inwall, carries out next point measurement.
Experiment records result as following table:
By measurement mechanism of the present utility model, can obtain Measurement accuracy, for deep hole machining of the same type provides a kind of measurement means accurately and reliably.
In addition, tow attachment in the present embodiment also can draw by deep-hole boring knife rest, on described tow attachment, be provided with fixed screw holes, on described fixed screw holes, connect a bolt, the other end of described bolt is fixed on deep-hole boring knife rest, deep-hole boring knife rest promotes the measurement point that measurement mechanism arrives appointment, and this structure can realize good effect of the present utility model equally.
Claims (6)
1. a pipe die inner diameter measuring device, comprise measurement bearing, it is characterized in that: described measurement bearing is the T character form structure falling that comprises vertical plane and surface level, the rear end face of measuring bearing vertical plane joins with the front end face of measuring bearing surface level, the front end face center of described measurement bearing vertical plane is close to vertical plane head-measuring rack slide rail is installed, on described head-measuring rack slide rail, two slide blocks are installed, on a slide block, install head-measuring rack therein, head-measuring rack under installing on another slide block, on described upper head-measuring rack, install gauge head, described upper gauge head is pneumatic micrometer head, lower gauge head is installed on described lower head-measuring rack, described upper gauge head and described lower gauge head are located along the same line, on described upper head-measuring rack and described lower head-measuring rack, range adjusting screw is installed, on described range adjusting screw, be provided with in adjusting, the nut of lower head-measuring rack spacing, the lower end of described measurement bearing vertical plane front end face is provided with electromagnet, and described electromagnet is arranged on the top of described lower head-measuring rack, the center of the rear end face of described measurement bearing surface level is provided with a tow attachment.
2. a kind of pipe die inner diameter measuring device as claimed in claim 1, it is characterized in that: on described pneumatic micrometer head, RS232 interface is installed, on described RS232 interface, be connected with data measurement unit, described data measurement unit is for adopting the single-chip microcomputer of RS232 interface, and described single-chip microcomputer is programmed the data of the pneumatic micrometer head measurement gathering are processed and obtained pipe die internal diameter by VB.
3. a kind of pipe die inner diameter measuring device as claimed in claim 1, is characterized in that: on described tow attachment, connect a cable wire, the other end of described cable wire is wrapped on the output shaft of a stepper motor.
4. a kind of pipe die inner diameter measuring device as claimed in claim 1, is characterized in that: on described tow attachment, be provided with fixed screw holes, connect a bolt on described fixed screw holes, the other end of described bolt is fixed on deep-hole boring knife rest.
5. a kind of pipe die inner diameter measuring device as claimed in claim 1, is characterized in that: described head-measuring rack slide rail is tumbling-type line slide rail.
6. a kind of pipe die inner diameter measuring device as claimed in claim 1, is characterized in that: described pneumatic micrometer head measurement range is 12mm, and pointing accuracy is 0.1 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323484.9U CN203964883U (en) | 2014-06-18 | 2014-06-18 | A kind of pipe die inner diameter measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323484.9U CN203964883U (en) | 2014-06-18 | 2014-06-18 | A kind of pipe die inner diameter measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN203964883U true CN203964883U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420323484.9U Expired - Lifetime CN203964883U (en) | 2014-06-18 | 2014-06-18 | A kind of pipe die inner diameter measuring device |
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| Country | Link |
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| CN (1) | CN203964883U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796321A (en) * | 2017-12-04 | 2018-03-13 | 岭南师范学院 | A kind of cylinder bore diameter detection device |
| CN108716896A (en) * | 2018-05-21 | 2018-10-30 | 安徽安元智能科技有限公司 | Rotate the flooding method of floating installation |
| CN113433549A (en) * | 2021-06-23 | 2021-09-24 | 合肥工业大学 | Municipal drainage pipeline inner diameter measuring device and method |
-
2014
- 2014-06-18 CN CN201420323484.9U patent/CN203964883U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796321A (en) * | 2017-12-04 | 2018-03-13 | 岭南师范学院 | A kind of cylinder bore diameter detection device |
| CN107796321B (en) * | 2017-12-04 | 2024-04-19 | 岭南师范学院 | Cylinder inner diameter detection equipment |
| CN108716896A (en) * | 2018-05-21 | 2018-10-30 | 安徽安元智能科技有限公司 | Rotate the flooding method of floating installation |
| CN113433549A (en) * | 2021-06-23 | 2021-09-24 | 合肥工业大学 | Municipal drainage pipeline inner diameter measuring device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180803 Address after: 459000 531 Industrial Park, Tiger Hill Industrial Cluster, Jiyuan City, Jiaozuo, Henan Patentee after: Henan Zhongyuan special steel equipment manufacturing Co., Ltd. Address before: 459000 Xiao Zhai, Jiyuan Town, Jiyuan City, Henan Patentee before: Zhongyuan Special Steel Co., Ltd. |
|
| TR01 | Transfer of patent right |