CN211060880U - Ovality measuring device for metal bent pipe - Google Patents
Ovality measuring device for metal bent pipe Download PDFInfo
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- CN211060880U CN211060880U CN201922255153.1U CN201922255153U CN211060880U CN 211060880 U CN211060880 U CN 211060880U CN 201922255153 U CN201922255153 U CN 201922255153U CN 211060880 U CN211060880 U CN 211060880U
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Abstract
The utility model discloses a metal return bend ovality measuring device, the device include the base and set up the ovality measuring module on the base, and ovality measuring module still includes rotary measuring mechanism and actuating mechanism, lays the pipe fitting on pipe fitting positioner, adjusts return bend position readjustment return bend cross-section ovality measuring module after the accurate location and measures, and the ovality measuring apparatu through on the return bend cross-section ovality measuring module reachs the size of this return bend cross-section distortion degree and arbitrary cross-section ovality. The measuring device is in modular design and high in universality.
Description
Technical Field
The utility model relates to a return bend measurement field, concretely relates to metal return bend ovality measuring device.
Background
The metal pipe is bent and formed, generally by determining a reasonable fulcrum and a stress point and applying a certain bending moment or bending force.
According to the standard of the elbow, the inner wall of the elbow which is required to be formed generally cannot have obvious wrinkles, the outer wall has no cracks, and the ovality of the section of the elbow cannot exceed the requirements or standards of related countries and industries. When the ovality of the cross section of the bent pipe is measured, the maximum ovality of the cross section of the bent pipe is usually detected, and if the maximum ovality of the cross section of the bent pipe does not exceed relevant regulations or requirements, the ovality index of the bent pipe is judged to be qualified.
Most of the known ellipsometry apparatuses are directed to a straight tube. For the bent pipe, a manual detection method is mostly used, so that the error of the detection result is increased, and the measurement accuracy is not high enough.
SUMMERY OF THE UTILITY MODEL
To prior art not enough, the utility model provides a metal return bend ovality measuring device, its applicable pipe fitting diameter in arbitrary angle range and the measurement of the bend radius return bend cross-section ovality in arbitrary scope realize measuring the cross-section ovality of return bend behind the accurate location with high accuracy.
The purpose of the utility model is realized through the following technical scheme:
the device for measuring the ovality of the metal bent pipe is characterized by comprising a base and an ovality measuring module arranged on the base;
the ovality measuring module comprises a rotary measuring mechanism and a driving mechanism;
the rotation measuring mechanism comprises a first belt pulley, an ellipticity measuring instrument device, a belt, a second belt pulley, a first belt pulley support and a second belt pulley support; two ellipticity measuring instrument devices which are 180 degrees are arranged on the first belt pulley, the first belt pulley is fixed on the base through a first belt pulley support, the second belt pulley is fixed on the base through a second belt pulley support, and the two belt pulleys are driven through the belt;
the driving mechanism comprises a coupler, a coupler support, a linkage shaft and a motor, wherein the second belt pulley, the linkage shaft, the coupler and the motor are sequentially connected, and the coupler is fixed on the base through the coupler support.
Furthermore, the base is provided with a first baffle plate for fixing and positioning the first belt pulley support, a second baffle plate for fixing and positioning the second belt pulley support, and a mounting platform for mounting the coupling support and the motor.
Furthermore, the first baffle is two and is arranged along the axis of the base in a relative mode, and the second baffle and the platform are also arranged along the axis of the base in a relative mode.
Furthermore, the first belt pulley consists of two semicircular grooves, a first mounting groove for mounting an ellipticity measuring instrument device is formed in each semicircular groove, each ellipticity measuring instrument device comprises an ellipticity measuring instrument and a circular groove sliding block, the ellipticity measuring instrument is fixed on each circular groove sliding block, each circular groove sliding block can slide along the corresponding first mounting groove, a first positioning threaded hole is formed in the bottom of each circular groove sliding block, and positioning and fixing in each first mounting groove can be achieved by screwing in a set screw; the two ellipticity measuring instruments are arranged at an angle of 180 degrees.
Furthermore, a belt installation groove is formed in the first belt pulley and used for installing a belt; the first belt pulley is arranged in a second mounting groove on the first belt pulley support; the second belt pulley is arranged in a third mounting groove on the second belt pulley support.
The utility model has the advantages as follows:
(1) the utility model discloses an among the metal return bend ovality measurement, the ovality measuring apparatu among the return bend cross section ovality measuring module is fixed on the circular slot sliding block, and the circular slot sliding block can be fixed a position in belt pulley groove swivelling movement, carries out the ovality to specific cross-section and measures to can make things convenient for, swift, accurate, measure the size of the return bend specific cross section ovality of the pipe fitting that goes out to await measuring in a flexible way.
(2) First belt pulley among the return bend cross-section ovality measurement module adopts two half slots, ovality measuring apparatu to distribute at two half slots, makes things convenient for the installation of two ovality measuring apparatu to can change the half slot of different diameters according to the difference of pipe fitting size, can make things convenient for takakoff away and place of pipe fitting simultaneously, thereby can make things convenient for, measure on a large scale and go out the size of the return bend cross-section ovality of the pipe fitting that awaits measuring.
(3) The ovality measuring mechanism of the metal bent pipe adopts a modular design, is easy to disassemble and assemble, and is convenient, rapid and accurate in positioning.
Drawings
FIG. 1 is a schematic view of the overall structure of a measuring mechanism for ovality of a cross section of a bent pipe;
FIG. 2 is a schematic view of a portion of the ovality measuring mechanism;
FIG. 3 is a schematic view of a rotary mechanism;
FIG. 4 is a schematic view of the first pulley half-slot details;
FIG. 5 is a schematic view of an ellipsometer apparatus;
FIG. 6 is a schematic view of a second pulley detail;
FIG. 7 is a schematic view of a first pulley support detail;
FIG. 8 is a schematic view of a second pulley detail;
FIG. 9 is a schematic view of the coupling details;
FIG. 10 is a schematic structural view of a coupling mount;
FIG. 11 is a schematic view of the construction of a linkage shaft;
FIG. 12 is a schematic view of the structure of the motor;
FIG. 13 is a schematic view of the structure of the base;
in the figure, the base 1, the ovality measuring module 2, the first baffle 12, the second baffle 13, the mounting platform 14, the first connecting threaded hole 15, the second connecting threaded hole 16, the first pulley 21, the first mounting groove 211, the third connecting threaded hole 212, the belt mounting groove 213, the ovality measuring instrument 221, the mounting angle code 222, the first positioning threaded hole 223, the circular groove sliding block 224, the belt 23, the second pulley 24, the first key groove 241, the first pulley support 25, the second mounting groove 251, the second pulley support 26, the third mounting groove 261, the coupling 27, the second key groove 271, the fourth connecting threaded hole 272, the coupling support 28, the fifth connecting threaded hole 281, the interlocking shaft 29, the third key groove 291, the fourth key groove 292, the motor 30, the sixth connecting threaded hole 301, and the fifth key groove 302 are shown.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments, and the objects and effects of the invention will become more apparent. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-13, an ovality measuring apparatus for a metal elbow includes a base 1 and an ovality measuring module 2 disposed on the base 1;
the ovality measuring module 2 comprises a rotary measuring mechanism and a driving mechanism;
the rotation measuring mechanism comprises a first pulley 21, an ovality measuring instrument device 22, a belt 23, a second pulley 24, a first pulley support 25 and a second pulley support 26. The driving mechanism comprises a coupler 27, a coupler support 28 and a linkage shaft 29. The first belt pulley 21 is composed of two semicircular grooves, a first mounting groove 211 is formed in each semicircular groove, the ellipticity measuring instrument device 22 is mounted in the first mounting groove 211 and comprises an ellipticity measuring instrument 221 and a circular groove sliding block 224, the ellipticity measuring instrument 221 is mounted on the circular groove sliding block 224 through a mounting angle code 222, 180 degrees are required to be kept between the two laser range finders, accurate measurement is achieved, a first positioning threaded hole 223 is formed in the bottom of the circular groove sliding block 224 and can be positioned and fixed in the first mounting groove 211 through screwing in a set screw, a third connecting threaded hole 212 is formed in each semicircular groove, the two semicircular grooves are connected into a whole through a connecting bolt, a belt mounting groove 213 is formed in each semicircular groove, a belt 23 is mounted in each belt mounting groove 213 and drives the first belt pulley 21 to rotate, and the mounted first belt pulley 21 is mounted in a second mounting groove 251 of the first belt pulley support 25, the fixed rotation is realized, the second belt wheel 24 is arranged at the other end of the belt 23 and is also placed in a third installation groove 261 of the second belt wheel support 26 after being installed, a first key groove 241 is formed in the second belt wheel 24 and is connected to the coupler 27 through the linkage shaft 29, the coupler 27 is supported by the coupler support 28, the coupler 27 is connected to the motor 30 through the linkage shaft 29, and the motor 3 drives the whole rotating mechanism to perform rotation measurement.
The base 1 is provided with a first baffle plate 12 for fixing and positioning a first belt pulley support 25, a second baffle plate 13 for fixing and positioning a second belt pulley support 26, a mounting platform 14 for mounting a coupling support 28 and a motor, and the mounting platform 14 is provided with a first connecting threaded hole 15 for fixing the coupling support 28 and a second connecting threaded hole 16 for fixing the motor, so that the base can keep stable in work.
When the metal bent pipe ovality measuring mechanism is installed, the ovality measuring module (2) is installed firstly. Two first belt pulley supports 25 and two second belt pulley supports 26 are adjusted to be placed in a certain distance respectively in a first baffle 12 and a second baffle 13 on the base 1, and the baffles can realize the positioning of the measuring device on a horizontal straight line and also can realize the function of fixing the supports; putting a semicircular groove of a first belt pulley 21 into a second mounting groove 251 on a first belt pulley support 25, mounting an ellipticity measuring instrument 221 on a T-shaped circular groove sliding block 224 through a mounting angle code 222, putting two mounted ellipticity measuring devices 22 on a first mounting groove 211 in the semicircular groove, screwing a set screw into a first positioning threaded hole 223 on the T-shaped circular groove sliding block, pre-tightening, combining the other semicircular groove and the semicircular groove already put into the support into a whole, screwing a connecting bolt into a third connecting threaded hole 212 for connection and fixation, then adjusting the distance between the ellipticity measuring devices, keeping the ellipticity measuring instrument at 180 degrees, and screwing and fixing the set screw on the first positioning threaded hole 223 on the T-shaped circular groove sliding block. The belt 23 is again coupled to the belt-mounting groove 213 of the first pulley, the other end of the belt 23 is again coupled to the belt-mounting groove in the second pulley 24, and the second pulley 24 is then placed in the third mounting groove 261 on the second pulley holder 26.
And finally, installing a driving mechanism. The fourth key groove 292 on the linkage shaft 29 is connected to the first key groove 241 on the second belt pulley 24, the coupling 27 is connected through the fourth connecting threaded hole 272 and then placed on the coupling support 28, the coupling support 28 is fixed in the first connecting threaded hole 15 on the platform through the fifth connecting threaded hole 281, the third key groove 291 on the other end of the linkage shaft 29 is connected with the second key groove 271 on the coupling 27, the motor 30 is connected and fixed in the second connecting threaded hole 16 through the connecting bolt, and finally the motor 30 is connected with the coupling 27 through the linkage shaft 29.
During the measurement, place the return bend on return bend clamping device rationally earlier for return bend central cross-section and sharp rotation module 2 keep on same water straight line, then open motor 3 and drive shaft coupling 27 rotatory, and then drive belt pulley 21 and belt pulley 24 rotation, data display after making the ellipticity measuring apparatu carry out the round scanning in the pulley groove is on the computer screen that the ellipticity measuring apparatu is connected. The cross section ovality of the bent pipe can be obtained
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention and is not intended to limit the invention, and although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof. All modifications and equivalents made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The device for measuring the ovality of the metal bent pipe is characterized by comprising a base (1) and an ovality measuring module (2) arranged on the base (1);
the ovality measuring module (2) comprises a rotary measuring mechanism and a driving mechanism;
the rotation measuring mechanism comprises a first belt pulley (21), an ellipticity measuring instrument device (22), a belt (23), a second belt pulley (24), a first belt pulley support (25) and a second belt pulley support (26); two ellipticity measuring instrument devices (22) with 180 degrees are arranged on the first belt pulley (21), the first belt pulley (21) is fixed on the base (1) through a first belt pulley support (25), the second belt pulley (24) is fixed on the base (1) through a second belt pulley support (26), and the two belt pulleys are driven through the belt (23);
the driving mechanism comprises a coupler (27), a coupler support (28), a linkage shaft (29) and a motor (30), the second belt pulley (24), the linkage shaft (29), the coupler (27) and the motor (30) are sequentially connected, and the coupler (27) is fixed on the base (1) through the coupler support (28).
2. The ovality measuring device of a metal bent pipe according to claim 1, wherein a first baffle plate (12) for fixing and positioning the first pulley support, a second baffle plate (13) for fixing and positioning the second pulley support, and a mounting platform (14) for mounting the coupling support (28) and the motor (30) are formed on the base (1) for fixing and positioning.
3. The device for measuring ovality of a metal elbow according to claim 2, characterized in that said first baffle (12) is two and is disposed opposite to each other along the axis of said base (1), and said second baffle (13) and said platform (14) are also disposed opposite to each other along the axis of said base (1).
4. The device for measuring the ovality of the metal bent pipe according to claim 1, wherein the first belt pulley (21) is composed of two semicircular grooves, a first mounting groove (211) for mounting the ovality measuring instrument device (22) is formed in each semicircular groove, the ovality measuring instrument device (22) comprises an ovality measuring instrument (221) and a circular groove sliding block (224), the ovality measuring instrument (221) is fixed on the circular groove sliding block (224), the circular groove sliding block (224) can slide along the first mounting groove (211), a first positioning threaded hole (223) is formed in the bottom of the circular groove sliding block, and positioning and fixing in the first mounting groove (211) can be achieved by screwing a set screw; the two ellipticity measuring instruments (221) are arranged at an angle of 180 degrees.
5. The ovality measuring device of the metal bent pipe according to claim 4, wherein a belt installation groove (213) is further formed in the first belt pulley (21) and used for installing a belt (23); the first belt pulley (21) is arranged in a second mounting groove (251) on the first belt pulley support (25); the second belt pulley (24) is arranged in a third mounting groove (261) on the second belt pulley support (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922255153.1U CN211060880U (en) | 2019-12-16 | 2019-12-16 | Ovality measuring device for metal bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922255153.1U CN211060880U (en) | 2019-12-16 | 2019-12-16 | Ovality measuring device for metal bent pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211060880U true CN211060880U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922255153.1U Active CN211060880U (en) | 2019-12-16 | 2019-12-16 | Ovality measuring device for metal bent pipe |
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| CN (1) | CN211060880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110906899A (en) * | 2019-12-16 | 2020-03-24 | 浙江工业大学 | Ovality measuring device for metal bent pipe |
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2019
- 2019-12-16 CN CN201922255153.1U patent/CN211060880U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110906899A (en) * | 2019-12-16 | 2020-03-24 | 浙江工业大学 | Ovality measuring device for metal bent pipe |
| CN110906899B (en) * | 2019-12-16 | 2024-05-28 | 浙江工业大学 | Ellipticity measuring device for metal bent pipe |
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