CN109047379A - A kind of quick testing agency of space bent pipe ellipticity - Google Patents
A kind of quick testing agency of space bent pipe ellipticity Download PDFInfo
- Publication number
- CN109047379A CN109047379A CN201811184205.4A CN201811184205A CN109047379A CN 109047379 A CN109047379 A CN 109047379A CN 201811184205 A CN201811184205 A CN 201811184205A CN 109047379 A CN109047379 A CN 109047379A
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- China
- Prior art keywords
- mounting
- ellipticity
- installation
- testing agency
- bent pipe
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- 238000005259 measurement Methods 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims abstract description 20
- 230000001939 inductive effect Effects 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000013011 mating Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
- G01B5/201—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures for measuring roundness
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A kind of quick testing agency of space bent pipe ellipticity disclosed by the invention, including bottom plate, right angle setting bar is installed on the bottom plate, mounting and adjusting platform is installed on the right angle setting bar, ellipticity measurement device is installed on the mounting and adjusting platform；The mounting and adjusting platform includes the mounting plane for installing ellipticity measurement device and 2 semicircle mounting racks for adjustment angle positioned at mounting plane bottom, offers arc chute and the first installation through-hole on the semicircle mounting rack.The present invention is easy to adjust measurement angle, has versatility, easy to operate, at low cost, high-efficient.
Description
Technical field
The present invention relates to a kind of quick testing agencies of space bent pipe ellipticity.
Background technique
Metal tube is allowed to bend to by determining reasonable fulcrum and stress point and applying certain moment of flexure or bending force
Type.During pipe fitting brake forming, by tangential stress, trommel or even drawing crack on the outside of bending deformation area；Inside is by tangential
Compression, tube wall thickening or even Instability wrinkling；The resultant force of the two generates radially inward compression, so that section fasciation is distorted, very
To collapsing.After unloading, since there are the replies of residual stress and flexible deformation inside bend pipe, rebound phenomenon is generated.As it can be seen that pipe
The problems such as drawing crack, corrugation, cross section distortion and rebound are easy to appear during part brake forming, is the complexity of forming defect more than one
Forming process.
When metal winding pipe is applied to different fields, to its forming property index, as wall thickness reduction, wall thickness thicken rate,
Degree of folding, ovality and rebound precision etc., there is corresponding standard or requirement.It, will be right after every metal tube brake forming
Its measurement for carrying out related forming property index.Wherein, shape forming property index, such as degree of folding, ovality and rebound precision
Deng, it can be measured by special equipments such as 3D world coordinates measuring instruments, but it is at high cost, it is also necessary to design special fixture.
Manual positioning measurement can also be used, but precision is not high, low efficiency.
Summary of the invention
Object of the present invention is at high cost by special equipment progress performance index measurement to solve, it is also necessary to design special
Fixture；The problem of, low efficiency not high using hand dipping positioning accuracy, proposes that one kind can quickly detect metal space bend pipe and cut
Face ovality, it is easy to adjust measurement angle, there is versatility, easy to operate, at low cost, high-efficient space bent pipe section is ellipse
The quick testing agency of circularity.
In order to achieve the above object, the technical solution of the present invention is as follows:
A kind of quick testing agency of space bent pipe ellipticity, including bottom plate are equipped with right angle setting bar on the bottom plate,
Mounting and adjusting platform is installed on the right angle setting bar, ellipticity measurement device is installed on the mounting and adjusting platform；
The mounting and adjusting platform includes the mounting plane for installing ellipticity measurement device and 2 use positioned at mounting plane bottom
In offering arc chute and the first installation through-hole on the semicircle mounting rack of adjustment angle, the semicircle mounting rack.
The ellipticity measurement device includes shell, and dial plate is equipped on the shell, is equipped in the shell
Tapped inductive needle and with externally threaded transmission mechanism, and one end of the inductive needle is located at the outer of ellipticity measurement device
Face；Internal screw thread on the inductive needle is meshed with the external screw thread on transmission mechanism；External screw thread on the transmission mechanism
On be also equipped with and the matching used pointer of dial plate；Mounting post is installed, the outer casing inner wall face is also on the inductive needle
Mounting ring is installed, tension spring is installed between the mounting post and mounting ring.
The second installation through-hole and the elliptical positioning holes for adjustment angle are offered on the right angle setting bar；Described
The bottom of right angle setting bar is equipped with the T-shaped slider that can cooperate with the T shape sliding slot on bottom plate, is provided in the T-shaped slider
Mounting hole；T shape sliding slot is offered on the bottom plate；The central bottom of the T shape sliding slot offers mounting groove；Described hangs down
It is connected between the first installation through-hole on the second installation through-hole on straight mounting rod and semicircle mounting rack by rotary shaft；Adjustment
Between the arc chute on elliptical positioning holes and semicircle mounting rack after to the angle of needs on the right angle setting bar
It is connected by nut bolt.
Ellipticity measurement device is installed by installing corner brace on the mounting plane of the mounting and adjusting platform.
The T-shaped slider of right angle setting bar is installed, to realize that quick testing agency exists in the T shape sliding slot on the bottom plate
Sliding in T shape sliding slot slides into behind predetermined position in the mounting groove in the mounting hole and T shape sliding slot in the T-shaped slider
Between by nut bolt be connected.
The beneficial effects of the present invention are:
1) quickly position of the testing agency on bottom plate is adjustable, improves the versatility and flexibility of quick testing agency.
2) inductive needle in ellipticity measurement device is connected with pointer by thread transmission.Inductive needle close to bend pipe end
Subtle displacement, apparent radian of the pointer in dial plate can be converted into and swung, so as to be observed by simple eyes, i.e.,
Whether the ellipticity that the space bent pipe can be quickly detected meets the requirements or standard.
3) mounting and adjusting Platform Designing is L shape, and is provided with mounting surface, and it is flat in mounting and adjusting to be conducive to ellipticity measurement device
Installation on platform.
4) it is provided with the arc chute of 180 degree on the semicircle mounting rack of mounting and adjusting platform, makes mounting and adjusting platform
It can be adjusted in 0 to 180 degree angular range, improve the scope of application and versatility of quick testing agency.
5) it is easy to adjust measurement angle, with versatility, and easy to operate, at low cost, high-efficient.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is the enlarged diagram of ellipticity measurement device；
Fig. 3 is the enlarged diagram of mounting and adjusting platform
Fig. 4 is the enlarged diagram of right angle setting bar；
Fig. 5 is the enlarged diagram of bottom plate.
Specific embodiment
A kind of quick testing agency of space bent pipe ellipticity of the present embodiment, as shown in Figs. 1-5, including bottom plate 5, institute
Right angle setting bar 3 is installed on the bottom plate 5 stated, mounting and adjusting platform 2, the peace are installed on the right angle setting bar 3
Ellipticity measurement device 1 is installed on adjustment leveling platform 2；The mounting and adjusting platform 2 includes for installing ellipticity measurement device 1
Mounting plane 21 and positioned at 2 of 21 bottom of the mounting plane semicircle mounting racks 22 for adjustment angle, the semicircle
Arc chute 221 and the first installation through-hole 222 are offered on shape mounting rack 22.
The ellipticity measurement device 1 includes shell 16, is equipped with dial plate 14, the shell 16 on the shell 16
Inside it is provided with the inductive needle 11 of internal screw thread 111 and the transmission mechanism 12 with external screw thread 121, and one end of the inductive needle 11
Positioned at the outside of ellipticity measurement device 1；The external screw thread 121 on internal screw thread 111 and transmission mechanism 12 on the inductive needle 11
It is meshed；It is also equipped on external screw thread 121 on the transmission mechanism 12 and the matching used pointer 13 of dial plate 14；Described
Mounting post 112 is installed, 16 inner wall of shell is also equipped with mounting ring 151, the mounting post 112 on inductive needle 11
Tension spring 15 is installed between mounting ring 151.
The second installation through-hole 31 and the elliptical positioning holes 32 for adjustment angle are offered on the right angle setting bar 3；
The bottom of the right angle setting bar 3 is equipped with the T-shaped slider 33 that can cooperate with the T shape sliding slot 11 on bottom plate 1, the T shape
Mounting hole 34 is provided on sliding block 33；T shape sliding slot 51 is offered on the bottom plate 5；The central bottom of the T shape sliding slot 51
Offer mounting groove 52；The second installation through-hole 31 on the right angle setting bar 3 and the first peace on semicircle mounting rack 22
It fills and is connected between through-hole 222 by rotary shaft 4；The oval positioning being adjusted on right angle setting bar 3 described after the angle needed
It is connected between arc chute 221 on hole 32 and semicircle mounting rack 22 by nut bolt.
Ellipticity measurement device 1 is installed by installing corner brace 7 on the mounting plane 21 of the mounting and adjusting platform 2.
The T-shaped slider 33 of right angle setting bar 3 is installed, to realize quickly detection in the T shape sliding slot 51 on the bottom plate 5
Sliding of the mechanism in T shape sliding slot 51 is slided in the mounting hole 34 in the T-shaped slider 33 with T shape after sliding into predetermined position
It is connected between mounting groove 52 in slot 51 by nut bolt.
When it is implemented, the first step, the quick testing agency of installation space bend pipe ellipticity.First adjust ellipticity measurement
The position of inductive needle 11 in device 1 is located at pointer 13 at 10 degree of mid-scale of dial plate 14.Then ellipticity measurement device 1 is pacified
Loaded on mounting and adjusting platform 2.Mounting and adjusting platform 2 is connect by rotary shaft 4 with right angle setting bar 3 again, adjustment installation is adjusted
The angle of platform 2 and bottom plate 5 is flattened, just positioning pre-tightens.Finally right angle setting bar 3 is installed in the T shape sliding slot 51 on bottom plate 5,
Just positioning pre-tightens.
Second step adjusts the quick testing agency of space bent pipe ellipticity.The angle for adjusting mounting and adjusting platform 2, makes
The angle of the ellipticity for the bend pipe that inductive needle 11 in ellipticity measurement device 1 measures needed for being just aligned.It adjusts again vertical
Position of the mounting rod 3 on bottom plate 5, makes inductive needle 11 at a distance from space bent pipe curved outside, allows equal to bend pipe section
The position of maximum ovality.After adjustment, all tighten.
Third step is put into space bent pipe 6, is used for quickly detecting to its ellipticity.In second step, by ovality
Inductive needle 11 on measuring appliance 1 between bend pipe at a distance from be set as the permission of bend pipe section maximum ovality distance, if bend pipe
After putting in, bend pipe has encountered inductive needle 11, and inductive needle 11 is made to generate displacement, and inductive needle 11 will pass through thread transmission 12
The apparent radian that subtle displacement is converted into pointer 13 is swung, then illustrates that the ellipticity of the space bent pipe 6 is not met
It is required that.After space bent pipe 6 is taken away, inductive needle 11 is resetted by tension spring 15.On the contrary, if after space bent pipe to be detected 6 puts in,
There is not radian swing in pointer 13, then illustrates that the ovality of the plane space bend pipe 6 meets the standard or requirement of setting.From
And by simply visually observing, whether the ellipticity that can quickly detect space bent pipe 6 meets the requirements.
A kind of quick testing agency of space bent pipe ellipticity of the present embodiment, the position first on bottom plate is adjustable,
Improve the versatility and flexibility of quick testing agency.Secondly the inductive needle in ellipticity measurement device and pointer are passed by screw thread
The connection of motivation structure.Close to the subtle displacement of the inductive needle at bend pipe end, apparent radian pendulum of the pointer in dial plate can be converted into
Dynamic, so as to be observed by simple eyes, whether the ellipticity that can quickly detect the space bent pipe meets the requirements
Or standard.Mounting and adjusting Platform Designing is L shape again, and is provided with mounting surface, is conducive to ellipticity measurement device in mounting and adjusting
Installation on platform.There are also the arc chutes that 180 degree is provided on the semicircle mounting rack of mounting and adjusting platform, adjust installation
Leveling platform can adjust in 0 to 180 degree angular range, improve the scope of application and versatility of quick testing agency.It is comprehensive
Upper the present embodiment is easy to adjust measurement angle, has versatility, and easy to operate, at low cost, high-efficient.
Claims (5)
1. a kind of quick testing agency of space bent pipe ellipticity, which is characterized in that including bottom plate (5), the bottom plate (5)
On be equipped with right angle setting bar (3), be equipped with mounting and adjusting platform (2) on the right angle setting bar (3), the installation tune
Ellipticity measurement device (1) is installed in leveling platform (2)；The mounting and adjusting platform (2) includes for installing ellipticity measurement
The mounting plane (21) of device (1) and 2 semicircle mounting racks (22) for adjustment angle for being located at mounting plane (21) bottom,
Arc chute (221) and the first installation through-hole (222) are offered on the semicircle mounting rack (22).
2. a kind of quick testing agency of space bent pipe ellipticity as described in claim 1, which is characterized in that described is ellipse
Roundness measurement device (1) includes shell (16), is equipped on the shell (16) dial plate (14), installation in the shell (16)
There are an inductive needle (11) with internal screw thread (111) and the transmission mechanism (12) with external screw thread (121), and the inductive needle (11)
One end is located at the outside of ellipticity measurement device (1)；On internal screw thread (111) and transmission mechanism (12) on the inductive needle (11)
External screw thread (121) be meshed；It is also equipped on external screw thread (121) on the transmission mechanism (12) mating with dial plate (14)
The pointer (13) used；It is equipped with mounting post (112) on the inductive needle (11), the shell (16) inner wall is also installed
Have mounting ring (151), tension spring (15) are installed between the mounting post (112) and mounting ring (151).
3. a kind of quick testing agency of space bent pipe ellipticity as described in claim 1, which is characterized in that described hangs down
The second installation through-hole (31) and the elliptical positioning holes (32) for adjustment angle are offered on straight mounting rod (3)；Described is vertical
The bottom of mounting rod (3) is equipped with the T-shaped slider (33) that can cooperate with the T shape sliding slot (11) on bottom plate (1), and the T shape is sliding
Mounting hole (34) are provided on block (33)；T shape sliding slot (51) is offered on the bottom plate (5)；The T shape sliding slot (51)
Central bottom offers mounting groove (52)；The second installation through-hole (31) and semicircle installation on the right angle setting bar (3)
It is connected between the first installation through-hole (222) on frame (22) by rotary shaft (4)；Ellipse on the right angle setting bar (3)
It is connected between arc chute (221) on location hole (32) and semicircle mounting rack (22) by nut bolt.
4. a kind of quick testing agency of space bent pipe ellipticity according to claim 1, which is characterized in that described
Ellipticity measurement device (1) is installed by installing corner brace (7) on the mounting plane (21) of mounting and adjusting platform (2).
5. a kind of quick testing agency of space bent pipe ellipticity according to claim 3, which is characterized in that described
The T-shaped slider (33) of right angle setting bar (3) is installed, in the T-shaped slider (33) in T shape sliding slot (51) on bottom plate (5)
Mounting hole (34) and T shape sliding slot (51) in mounting groove (52) between by nut bolt be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184205.4A CN109047379B (en) | 2018-10-11 | 2018-10-11 | Quick detection mechanism for ovality of cross section of space bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184205.4A CN109047379B (en) | 2018-10-11 | 2018-10-11 | Quick detection mechanism for ovality of cross section of space bent pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109047379A true CN109047379A (en) | 2018-12-21 |
| CN109047379B CN109047379B (en) | 2024-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811184205.4A Active CN109047379B (en) | 2018-10-11 | 2018-10-11 | Quick detection mechanism for ovality of cross section of space bent pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109047379B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631795A (en) * | 2019-01-15 | 2019-04-16 | 浙江工业大学之江学院 | Bend pipe ellipticity measuring device |
| CN109764825A (en) * | 2019-01-23 | 2019-05-17 | 浙江工业大学 | A kind of bend pipe ellipticity manual measurement device |
| CN109781025A (en) * | 2019-01-23 | 2019-05-21 | 浙江工业大学 | A kind of bend pipe ellipticity self-operated measuring unit |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4977682A (en) * | 1989-02-10 | 1990-12-18 | Allen Gauge & Tool Company | Hand held ovality gauge |
| EP1393832A1 (en) * | 2002-08-27 | 2004-03-03 | Mannesmannröhren-Werke AG | Method and device for induction-bending of pipes |
| CN205718789U (en) * | 2016-03-24 | 2016-11-23 | 烟台杰瑞石油装备技术有限公司 | Coiled tubing ovality detector |
| CN209206101U (en) * | 2018-10-11 | 2019-08-06 | 浙江工业大学之江学院 | A kind of quick testing agency of space bent pipe ellipticity |
-
2018
- 2018-10-11 CN CN201811184205.4A patent/CN109047379B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4977682A (en) * | 1989-02-10 | 1990-12-18 | Allen Gauge & Tool Company | Hand held ovality gauge |
| EP1393832A1 (en) * | 2002-08-27 | 2004-03-03 | Mannesmannröhren-Werke AG | Method and device for induction-bending of pipes |
| CN205718789U (en) * | 2016-03-24 | 2016-11-23 | 烟台杰瑞石油装备技术有限公司 | Coiled tubing ovality detector |
| CN209206101U (en) * | 2018-10-11 | 2019-08-06 | 浙江工业大学之江学院 | A kind of quick testing agency of space bent pipe ellipticity |
Non-Patent Citations (2)
| Title |
|---|
| 周东亮, 刘秀梅: "弯管截面椭圆度的控制", 机械工人.热加工, no. 06, 9 June 2004 (2004-06-09) * |
| 高财禄;张艳梅;李刚;李洪臣;杨超雄;: "钢管椭圆度测量仪设计及应用", 焊管, no. 03, 28 March 2018 (2018-03-28) * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109631795A (en) * | 2019-01-15 | 2019-04-16 | 浙江工业大学之江学院 | Bend pipe ellipticity measuring device |
| CN109631795B (en) * | 2019-01-15 | 2024-03-26 | 浙江工业大学之江学院 | Elbow section ellipticity measuring device |
| CN109764825A (en) * | 2019-01-23 | 2019-05-17 | 浙江工业大学 | A kind of bend pipe ellipticity manual measurement device |
| CN109781025A (en) * | 2019-01-23 | 2019-05-21 | 浙江工业大学 | A kind of bend pipe ellipticity self-operated measuring unit |
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| Publication number | Publication date |
|---|---|
| CN109047379B (en) | 2024-03-08 |
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