CN211740110U - Positioning mechanism for quickly detecting resilience precision of space bent pipe - Google Patents
Positioning mechanism for quickly detecting resilience precision of space bent pipe Download PDFInfo
- Publication number
- CN211740110U CN211740110U CN202020208706.8U CN202020208706U CN211740110U CN 211740110 U CN211740110 U CN 211740110U CN 202020208706 U CN202020208706 U CN 202020208706U CN 211740110 U CN211740110 U CN 211740110U
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- China
- Prior art keywords
- positioning mechanism
- bottom plate
- mounting frame
- inclined rod
- bent pipe
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- 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
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- 230000007246 mechanism Effects 0.000 title claims abstract description 29
- 238000009434 installation Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims 1
- 238000012031 short term test Methods 0.000 abstract description 7
- 238000005452 bending Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a space return bend resilience precision positioning mechanism for short-term test, this mechanism include slope pole, rectangle slide bar, rectangle sleeve, connecting axle, electric capacity angular surveying ware, mounting bracket, bottom plate. The included angle between the inclined rod and the bottom plate is adjusted according to the work requirement of the mechanism arranged on the mounting frame, and the angle can be locked and fixed through the nut, so that the operation is simple.
Description
Technical Field
The utility model relates to a pipe fitting measuring device, concretely relates to space return bend resilience precision positioning mechanism for short-term test.
Background
The metal pipe fitting is bent and formed by determining a reasonable fulcrum and a stress point and applying a certain bending moment or bending force. When the pipe is bent, the pipe blank passes through three horizontal supporting rollers and is fixed on a rotating arm which is connected with a rotating wheel into a whole by using a chuck, and the rotating arm drives the pipe blank to generate bending deformation when rotating. When the pipe blank is formed by bending, one end of the pipe blank is clamped in a clamping head of a bending die, a side pressing wheel presses the pipe blank against the groove profile of the bending die and rotates around the bending die, and the clamping head drives the pipe blank to rotate together. During bending forming, the inner side of the pipe fitting is extruded, and the outer side of the pipe fitting is stretched. After the bending part is taken out of the die, the elastic deformation of the material causes the pipe fitting to rebound, so that the precision of the pipe fitting after bending and forming is often inaccurate. And the requirement on the angle precision of the bent pipe is higher in some special occasions, such as pipe fittings on space shuttles. Therefore, after the pipe is bent and formed, the precision is detected. Generally, the bent pipe is multi-bent, and in many cases, a certain bent pipe is difficult to detect in a horizontal plane, and for convenience of detection, the position of the detection module needs to be adjustable.
SUMMERY OF THE UTILITY MODEL
Need accomplish in space plane when detecting to return bend angle, need one kind and can make measuring mechanism adjustable positioning mechanism in space plane, the utility model provides a strong adaptability, easy operation, efficient positioning mechanism for space return bend resilience precision short-term test.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a positioning mechanism for quickly detecting resilience precision of a space bent pipe comprises an inclined rod, a rectangular sliding rod, a rectangular sleeve, a connecting shaft, a capacitance angle measurer, an installation frame and a bottom plate;
the connecting shaft is arranged on the bottom plate and can rotate relative to the bottom plate, one end of the connecting shaft is fixedly connected with the left half part of the capacitance angle measurer, the right half part of the capacitance angle measurer is arranged on the bottom plate, and the other end of the connecting shaft is fixedly connected with one end of the inclined rod; the middle part of the inclined rod is rotatably connected with one end of the rectangular sliding rod, the other end of the rectangular sliding rod is sleeved in the rectangular sleeve and can slide along the rectangular sleeve, and the other end of the rectangular sleeve is also rotatably connected with the bottom plate; the top end of the inclined rod is connected with a mounting frame of the rapid detection device.
Furthermore, the rectangular sliding rod and the rectangular sleeve slide through surface contact, and a fastener is used for tightening the fixed position, so that the angle of the inclined rod is adjusted.
Furthermore, the circumferential rotation of the mounting frame is limited by the matching of the key and the key groove between the mounting frame and the inclined rod.
Furthermore, the bottom of the inclined rod is connected with the connecting shaft through threads.
Furthermore, a threaded hole is formed in the rectangular sliding rod, a slot is formed in the rectangular sleeve, and the stud penetrates through the slot and is screwed into the threaded hole.
Further, the mounting bracket on be equipped with second keyway, positioning cylinder, the second keyway be used for the circumferential direction of location mounting bracket, positioning cylinder be used for the location to install on the mounting bracket mechanism, the T type structure on the mounting bracket is equipped with the strengthening rib and increases intensity.
The utility model has the advantages as follows:
(1) in this positioning mechanism for space return bend resilience precision short-term test, the during operation mounting bracket can be fixed in the space plane, can realize installing the mechanism on the mounting bracket and work in the inclined plane, through adjusting the inclined rod with regard to adjustable inclined plane angle, easy operation.
(2) In the positioning mechanism for quickly detecting the resilience precision of the space bent pipe, the included angle between the inclined rod and the bottom plate can be measured through the capacitance angle measurer, and the position of the measuring mechanism in the space can be accurately adjusted according to the required angle. Therefore, the precision of the bent pipe can be conveniently measured in space.
(3) In the positioning mechanism for quickly detecting the resilience precision of the space bent pipe, the capacitance angle measurer can convert angle change into current change, the measurement current can obtain an angle value, the angle between the inclined rod and the bottom plate can be obtained at once, and the measurement precision is high.
Drawings
FIG. 1 is a schematic view of the overall structure of a positioning mechanism for rapid detection of spatial bend springback accuracy;
FIG. 2 is a schematic view of the details of the tilting rod of FIG. 1;
FIG. 3 is a schematic view of a detail of the rectangular slide bar of FIG. 1;
FIG. 4 is a schematic view of the rectangular sleeve of FIG. 1 with details;
FIG. 5 is a schematic view of a detail of the mount of FIG. 1;
FIG. 6 is a schematic view of a component of the baseplate body of FIG. 1;
in the figure, an inclined rod 1, a rectangular sliding rod 2, a rectangular sleeve 3, a connecting shaft 4, a capacitance angle measurer 5, a mounting frame 6, a bottom plate 7, a counter bore 11, a first hinge hole 12, a first key groove 13, a threaded hole 21, a first opening 22, a slot 31, a second opening 32, a second key groove 61, a positioning cylinder 62, a mounting hole 71 and a second hinge hole 72 are arranged.
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 present invention will become more apparent, and the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. 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. 1-6, the utility model discloses a positioning mechanism for space return bend resilience precision short-term test, including slope pole 1, rectangle slide bar 2, rectangle sleeve 3, connecting axle 4, electric capacity angular surveying ware 5, mounting bracket 6, bottom plate 7.
The inclined rod 1 is provided with a counter bore 11, a first hinge hole 12 and a first key groove 13, the counter bore 11 is used for being installed on the connecting shaft 4, the first hinge hole 12 is used for installing the rectangular sliding rod 2 on the inclined rod 1, the first key groove 13 is matched with a second key groove 61 through a key to limit circumferential rotation of the installation frame 6, the rectangular sliding rod 2 is provided with a threaded hole 21 and a first opening 22, the threaded hole 21 is screwed with a stud, the stud is screwed with a nut, the relative position of the rectangular sleeve 3 and the rectangular sliding rod 2 can be fixed by screwing the nut, so that the angle of the inclined rod 1 is fixed, the first opening 22 is inserted into the pin shaft after being aligned with the first hinge hole 12, the rectangular sliding rod 2 can be installed on the inclined rod 1, the rectangular sleeve 3 is provided with a slot 31 and a second opening 32, the slot 31 can enable the stud to pass through the rectangular sleeve 3, the rectangular sleeve 3 can be mounted on the inclined rod 1 by screwing the threaded hole 21, inserting the pin shaft after the second hole 32 is aligned with the second hinge hole 72, the mounting frame 6 is provided with a second key groove 61 and a positioning cylinder 62, the second key groove 61 is matched with the first key groove 13 through a key to limit the circumferential rotation of the mounting frame 6, and the positioning cylinder 62 is used for positioning and mounting a mechanism on the mounting frame 6.
Following do the utility model discloses a space return bend resilience precision short-term test is with positioning mechanism's installation.
The bottom plate 7 is placed in a horizontal position, the counter bore 11 at the bottom end of the inclined rod 1 is screwed on the connecting shaft 4, the connecting shaft 4 is inserted into the mounting hole 71, and the left half part of the capacitance angle measurer 5 is mounted on the connecting shaft 4 through screws. The first hole 22 on the rectangular slide bar 2 is aligned with the first hinge hole 12 and then inserted into the pin shaft, the second hole 32 on the rectangular sleeve 3 is aligned with the second hinge hole 72 and then inserted into the pin shaft, the rectangular slide bar 2 is inserted into the rectangular sleeve 3, the stud passes through the slot 31 on the rectangular sleeve 3 and is screwed into the threaded hole 21 on the rectangular slide bar 2, the nut is screwed on the stud, the key is installed into the first key slot 13 and is aligned with the second key slot 61, the mounting frame 6 is sleeved on the inclined bar 1, and the right half part of the capacitance angle measurement 5 is installed at a proper position of the bottom plate.
Following do the utility model discloses a space return bend resilience precision short-term test is with positioning mechanism's working process or principle.
During the use, rotate the tilting lever 1 to suitable position as required, then screw up the nut on the stud, electric capacity angular surveying ware 5 can measure the contained angle of tilting lever 1 and bottom plate 7 simultaneously, can adjust the angle of tilting lever 1 at any time according to installing the mechanism work requirement on mounting bracket 6, convenient operation.
The capacitance angle measurer 5 can convert angle change into current change, and the angle value can be obtained by measuring current, so that the angle between the inclined rod 1 and the bottom plate 7 can be obtained immediately. When the angle of the inclined rod 1 changes, the relative area between the two electrode plates changes, which causes the change of the capacitance and further the current.
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 (6)
1. A positioning mechanism for quickly detecting resilience precision of a space bent pipe is characterized by comprising an inclined rod (1), a rectangular sliding rod (2), a rectangular sleeve (3), a connecting shaft (4), a capacitance angle measurer (5), an installation frame (6) and a bottom plate (7); the connecting shaft (4) is arranged on the bottom plate (7) and can rotate relative to the bottom plate (7), one end of the connecting shaft (4) is fixedly connected with the left half part of the capacitance angle measurer (5), the right half part of the capacitance angle measurer (5) is arranged on the bottom plate (7), and the other end of the connecting shaft (4) is fixedly connected with one end of the inclined rod (1); the middle part of the inclined rod (1) is rotatably connected with one end of the rectangular sliding rod (2), the other end of the rectangular sliding rod (2) is sleeved in the rectangular sleeve (3) and can slide along the rectangular sleeve (3), and the other end of the rectangular sleeve (3) is also rotatably connected with the bottom plate (7); the top end of the inclined rod (1) is connected with the mounting frame (6).
2. The positioning mechanism for rapidly detecting the resilience accuracy of the spatial bent pipe according to claim 1, wherein the rectangular sliding rod (2) and the rectangular sleeve (3) slide through surface contact, and a fastener is screwed to a fixed position, so that the angle of the inclined rod (1) is adjusted.
3. The positioning mechanism for rapidly detecting the resilience accuracy of the spatial elbow according to claim 1, wherein the circumferential rotation of the mounting frame (6) is limited between the mounting frame (6) and the inclined rod (1) through the matching of a key and a key groove.
4. The positioning mechanism for rapidly detecting the resilience accuracy of the spatial bent pipe according to claim 1, wherein the bottom of the inclined rod (1) is in threaded connection with the connecting shaft (4).
5. The positioning mechanism for rapidly detecting the springback accuracy of a spatial bent pipe according to claim 2, wherein a threaded hole (21) is formed in the rectangular sliding rod (2), a slot (31) is formed in the rectangular sleeve (3), and a stud is threaded into the threaded hole (21) through the slot (31).
6. The positioning mechanism for rapidly detecting the resilience accuracy of a spatial bent pipe according to claim 1, wherein a second key groove (61) and a positioning cylinder (62) are formed in the mounting frame (6), the second key groove (61) is used for positioning the circumferential rotation of the mounting frame (6), the positioning cylinder (62) is used for positioning and mounting a mechanism on the mounting frame (6), and a T-shaped structure on the mounting frame is provided with reinforcing ribs for increasing strength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208706.8U CN211740110U (en) | 2020-02-25 | 2020-02-25 | Positioning mechanism for quickly detecting resilience precision of space bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208706.8U CN211740110U (en) | 2020-02-25 | 2020-02-25 | Positioning mechanism for quickly detecting resilience precision of space bent pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211740110U true CN211740110U (en) | 2020-10-23 |
Family
ID=72877708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020208706.8U Expired - Fee Related CN211740110U (en) | 2020-02-25 | 2020-02-25 | Positioning mechanism for quickly detecting resilience precision of space bent pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211740110U (en) |
-
2020
- 2020-02-25 CN CN202020208706.8U patent/CN211740110U/en not_active Expired - Fee Related
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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: 20201023 |