CN115718106A - Automatic flaw detection device and method for rotating tube and application of automatic flaw detection device - Google Patents
Automatic flaw detection device and method for rotating tube and application of automatic flaw detection device Download PDFInfo
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- CN115718106A CN115718106A CN202211493319.3A CN202211493319A CN115718106A CN 115718106 A CN115718106 A CN 115718106A CN 202211493319 A CN202211493319 A CN 202211493319A CN 115718106 A CN115718106 A CN 115718106A
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Abstract
The invention relates to the technical field of rotating pipes, in particular to an automatic flaw detection device and method for a rotating pipe and application thereof, aiming at solving the technical problem that no equipment in the prior art can realize automatic flaw detection on the rotating pipe, and the automatic flaw detection device comprises a rotating main body, a driving assembly and a detection assembly; the detection assembly comprises a plurality of detection units, the detection units stretch along the extension direction of the detection piece mounting hole, and the detection units are configured to always have the tendency of driving the detection head to move towards the detection cavity; the driving assembly comprises a plurality of driving units, the driving units are used for generating driving air flow, and the driving air flow is sprayed out through the spiral air outlet channel to form a rotary driving force so as to drive the rotary main body to rotate and advance. The scheme can acquire all data through one-time movement, and is high in detection efficiency and reliability.
Description
Technical Field
The invention relates to the technical field of rotating tubes, in particular to an automatic flaw detection device and method for a rotating tube and application of the automatic flaw detection device and method.
Background
In glass production, molten glass is subjected to a forming operation through a refractory material to produce a glass product.
Taking a horizontal drawing method for producing a glass tube as an example, a molten glass flows through a rotary tube, and the molten glass is drawn out of the rotary tube. The rotating pipe belongs to an easily-consumed piece, is usually damaged due to low-melting matters such as albite and the like formed by erosion of glass liquid in the using process, and has the phenomenon of falling into the glass liquid under the action of high-speed rotation to cause product flaws.
Therefore, it is necessary to periodically detect and analyze the rotating tube to obtain the surface morphology data of the rotating tube, the erosion data of the glass liquid on the rotating tube and make the accumulation of basic data for the later improvement of the rotating tube composition formula.
Disclosure of Invention
The invention provides an automatic flaw detection device and method for a rotating pipe and application of the automatic flaw detection device and method, and aims to solve the technical problem that no equipment in the prior art can realize automatic flaw detection on the rotating pipe.
In order to alleviate the technical problems, the technical scheme provided by the invention is as follows:
an automatic flaw detection device for a rotary pipe comprises a rotary main body, a driving assembly and a detection assembly;
the rotating body is provided with a detection cavity sleeved on the rotating pipe;
the rotating main body is provided with a plurality of detection piece mounting holes which are annularly arranged along the radial direction, and the detection piece mounting holes are communicated with the detection cavity;
the rotating main body is also provided with a driving piece mounting groove along the axial direction, and an opening of the driving piece mounting groove is communicated with the outside;
the rotating main body is also provided with a plurality of spiral air outlet channels which are arranged around the center of the rotating main body in an annular array;
the detection assembly comprises a plurality of detection units, the detection units are mounted in the detection piece mounting holes and can stretch and retract along the extension direction of the detection piece mounting holes, and the detection heads of the detection units face the detection cavity; the detection unit is configured to always have a tendency to drive the detection head towards the detection cavity;
the driving assembly comprises a plurality of driving units, the driving units are installed in the driving piece installation grooves and used for generating driving air flow, and the driving air flow is sprayed out through the spiral air outlet channels to form rotary driving force so as to drive the rotary main body to rotate and advance.
Furthermore, the driving unit comprises a mounting barrel, a barrel cover and a central energy element arranged in the mounting barrel;
the top end of the barrel cover is an outlet of the driving piece mounting groove;
an opening at the side edge of the barrel cover is an outlet of the spiral air outlet channel;
the air flow generated after the energy of the central energy element is exhausted is sprayed out from an outlet of the driving piece mounting groove to generate axial driving force;
and the air flow generated after the energy of the central energy element is exhausted is ejected out from the outlet of the spiral air outlet channel to generate a rotary driving force.
Furthermore, the driving unit further comprises a first spring, wherein the first spring is arranged below the central energy element and configured to always drive the central energy element to move towards the barrel cover.
Furthermore, the driving unit further comprises a plurality of spare energy elements, and the spare energy elements are arranged in the installation barrel and configured to move to the position of the original central energy element after the central energy element is exhausted.
Furthermore, the installation barrel is provided with a spiral groove, the first spring is installed in the center of the spiral groove, the tail end of the spiral groove is provided with a second spring, a plurality of standby energy elements are arranged in the spiral groove, and the second spring is configured to always drive the standby energy elements to move towards the center.
Furthermore, an ejector pin is arranged in the barrel cover, the first spring is fixed between the first spring and the ejector pin, and after the central energy element is exhausted, the kinetic energy generated by the central energy element drives the first spring to retract to the position where the second spring can drive the standby energy element to move to the central position so as to replace the original central energy element.
Further, in the present invention,
the second spring is a zigzag spring.
Furthermore, the detection unit comprises a detection head, a compression spring and a fixing piece, wherein the detection head is close to the detection cavity, and the compression spring is positioned between the detection head and the fixing piece;
a microscopic camera and a sensor are arranged in the detection head.
An automatic detection method for a rotating tube comprises the following steps:
inserting a rotating pipe to be detected into a detection cavity of the rotating main body;
starting a central energy element, wherein airflow generated after the energy of the central energy element is exhausted is ejected along the axial direction to generate axial driving force, and the airflow generated after the energy of the central energy element is exhausted is ejected through the spiral channel arranged in the circumferential direction to generate rotary driving force; the axial driving force and the rotary driving force drive the rotary main body to rotate and advance;
the detection assembly collects data to be detected on the surface of the rotating pipe in the rotating advancing process of the rotating body.
An application of an automatic flaw detection device for a rotary tube.
The automatic flaw detection device for the rotary tube provided by the invention has the following beneficial effects:
when the target rotating pipe needs to be detected, inserting the rotating pipe to be detected into a detection cavity of the rotating main body; starting the central energy element, wherein the air flow generated after the energy of the central energy element is exhausted is ejected along the axial direction to generate axial driving force, and the air flow generated after the energy of the central energy element is exhausted is ejected through a spiral channel arranged in the circumferential direction to generate rotary driving force; the axial driving force and the rotary driving force drive the rotary main body to rotate and advance; the detection assembly collects data to be detected on the surface of the rotating pipe in the rotating advancing process of the rotating body.
Because the rotary main body is spirally propelled, the detection assembly can adjust the interval of the detection unit according to the diameter of the rotary pipe so as to collect the data of the whole surface of the rotary pipe, thereby realizing the collection of all data by one-time movement, and having high detection efficiency and high reliability.
In addition, the diameter range of the rotary tube which can be detected by the scheme is wide, the reason is that the detection unit in the scheme has certain elasticity, and detection can be realized as long as the detection head of the detection unit can be ensured to be in contact with the surface of the rotary tube under the driving of the elastic element in a certain elastic interval.
Drawings
In order to more clearly illustrate the embodiments of the present invention or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly described below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic overall structure diagram of an automated flaw detection apparatus for a rotary tube according to an embodiment of the present invention;
FIG. 2 is an end view of an automated flaw detection apparatus for a rotating tube according to an embodiment of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an exploded view of the drive unit;
FIG. 5 is a schematic structural view of a rotating body;
FIG. 6 is a cross-sectional view taken along line I-I of FIG. 5;
FIG. 7 is a sectional view taken along line H-H in FIG. 6;
FIG. 8 is a schematic view of the structure of the mounting bucket;
FIG. 9 is an end view of the mounting bucket;
fig. 10 is a schematic view of G-G of fig. 9.
Icon:
100-a rotating body; 200-a drive assembly; 300-a detection component; 400-a housing;
001-a detection chamber; 002-detecting piece mounting holes; 003-driving member mounting groove; 004-spiral air outlet channels; 005-helical groove;
210-a drive unit; 211-mounting the barrel; 212-tub lid; 213-central energy element; 214-a first spring; 215-backup energy element; 216-a second spring; 217-thimble;
310-detection head; 320-a compression spring; 330-fixing member.
Detailed Description
The present invention provides an automatic flaw detection device for a rotary tube, and please refer to fig. 1-10 together.
The automatic flaw detection device for the rotary tube comprises a rotary body 100, a driving assembly 200 and a detection assembly 300;
the rotating body 100 is provided with a detection cavity 001 sleeved on the rotating pipe;
the rotating body 100 is provided with a plurality of detection piece mounting holes 002 arranged annularly along the radial direction, and the detection piece mounting holes 002 are communicated with the detection cavity 001;
the rotating body 100 is further provided with a driving member mounting groove 003 along the axial direction, and an opening of the driving member mounting groove 003 is communicated with the outside;
the rotating main body 100 is also provided with a plurality of spiral air outlet channels 004, and the plurality of spiral air outlet channels 004 are arranged around the center of the rotating main body 100 in an annular array;
the detection assembly 300 comprises a plurality of detection units, the detection units are arranged in the detection piece mounting holes 002 and can extend and retract along the extension direction of the detection piece mounting holes 002, and the detection heads 310 of the detection units face the detection cavity 001; the detection unit is configured to always have a tendency to drive the detection head 310 towards the detection chamber 001;
the driving assembly 200 includes a plurality of driving units 210, the driving units 210 are installed in the driving member installation grooves 003, the driving units 210 are used for generating driving air flow, and the driving air flow is ejected through the spiral air outlet channel 004 to form a rotational driving force to drive the rotating body 100 to rotate and advance.
When a target rotating pipe needs to be detected, inserting the rotating pipe to be detected into the detection cavity 001 of the rotating body 100; starting the central energy element 213, wherein the air flow generated after the central energy element 213 is exhausted is ejected along the axial direction to generate an axial driving force, and the air flow generated after the central energy element 213 is exhausted is ejected through a spiral channel arranged in the circumferential direction to generate a rotational driving force; the axial driving force and the rotary driving force drive the rotary main body 100 to rotate and advance; the inspection assembly 300 collects data to be inspected on the surface of the rotating pipe during the rotational advancement of the rotating body 100.
Since the rotating body 100 is spirally propelled, the detecting assembly 300 can adjust the interval of the detecting units according to the diameter of the rotating pipe to collect data on the whole surface of the rotating pipe, so that the whole data can be collected by one movement, and the detecting efficiency and the reliability are high.
In addition, the diameter range of the rotary tube which can be detected by the scheme is wide, the reason is that the detection unit in the scheme has certain elasticity, and in a certain elasticity interval, the detection can be realized as long as the detection head 310 of the detection unit can be ensured to be in contact with the surface of the rotary tube under the driving of the elastic element.
In the alternatives of this embodiment, it is preferable that:
a housing 400 is also included, the purpose of the housing 400 being to house the device.
Regarding the driving unit 210, specifically:
the driving unit 210 includes a mounting barrel 211, a barrel cover 212, and a central energy element 213 disposed in the mounting barrel 211;
the top end of the barrel cover 212 is an outlet of the driving piece mounting groove 003;
the opening at the side edge of the barrel cover 212 is an outlet of a spiral air outlet channel 004;
the air flow generated after the energy of the central energy element 213 is exhausted is ejected out through the outlet of the driving piece mounting groove 003 to generate axial driving force;
the air flow generated by the central energy element 213 after the energy is exhausted is ejected out through the outlet of the spiral air outlet channel 004 to generate the rotation driving force.
In an alternative of this embodiment, it is preferable that the driving unit 210 further includes a first spring 214, and the first spring 214 is disposed below the central energy element 213 and configured to always drive the central energy element 213 to move toward the tub cover 212.
In an alternative of this embodiment, it is preferable that the driving unit 210 further includes a plurality of spare energy elements 215, and the spare energy elements 215 are disposed in the installation barrel 211 and configured to move to the position of the original central energy element 213 after the central energy element 213 is exhausted. The backup energy element 215 may be provided in 4 pieces, as shown in fig. 4, and the axial directions of the plurality of backup energy units are parallel to the center line of the driving unit 210.
In an alternative of this embodiment, it is preferable that the installation barrel 211 is provided with a spiral groove 005, a first spring 214 is installed at a central position of the spiral groove 005, a second spring 216 is installed at a distal end of the spiral groove 005, a plurality of back-up energy elements 215 are installed in the spiral groove 005, and the second spring 216 is configured to always have a tendency of driving the back-up energy elements 215 to move toward the center.
In the alternatives of this embodiment, it is preferable that: the barrel cover 212 is provided with a thimble 217, the first spring 214 is fixed between the first spring 214 and the thimble 217, and after the central energy element 213 is exhausted, the kinetic energy generated by the central energy element 213 drives the first spring 214 to retract to a second spring 216, so that the standby energy element 215 can be driven to move to the central position to replace the original central energy element 213.
In the alternatives of this embodiment, it is preferable that:
the second spring 216 is provided as a zigzag spring.
In an alternative of this embodiment, it is preferable that the driving unit 210 further includes a first spring 214, and the first spring 214 is disposed below the central energy element 213 and configured to always drive the central energy element 213 to move toward the tub cover 212.
As for the detection mechanism of the driving unit 210, specifically:
the central energy element 213 is located between the first spring 214 and the thimble 217, and after the energy of the central energy element 213 is exhausted, for example, explosion generates an air flow, since the top end of the barrel cover 212 is provided with an outlet and the side edge is provided with a spiral outlet, the air flow ejected through the outlet at the top end can generate a driving force in the axial direction, and the air flow ejected through the outlet of the spiral outlet channel 004 can generate a rotational driving force, and the axial driving force and the rotational driving force are combined to generate a forward rotational driving force. During the rotation of the driving unit 210 forward, the inspection unit completes the inspection of the surface of the rotating pipe.
Regarding the replacement mechanism of the backup energy element 215 and the center energy element 213 of the drive unit 210, specifically:
the installation barrel 211 is provided with a spiral groove 005, a first spring 214 is installed at the center of the spiral groove 005, a second spring 216 is arranged at the tail end of the spiral groove 005, a plurality of standby energy elements 215 are arranged in the spiral groove 005, and the second spring 216 is configured to always have a tendency of driving the standby energy elements 215 to move towards the center. The second spring 216 is provided as a zigzag spring.
After the central energy element 213 explodes, the axial impact force drives the first spring 214 to retract, so that the backup energy element 215 can move to the central position along the spiral channel under the driving of the second spring 216, and after the driving force of the original central energy element 213 disappears, the first spring 214 loses the original driving force and moves upwards to drive the backup energy element 215 to rise to the position of the original central energy element 213 to wait for being initiated again. Thereby realizing the automatic energy conversion element.
With respect to the energy element, it should be noted that the energy element is an energetic material which will explode after being triggered, the prior art is related to the energy element, and not described herein, and the method for triggering the energy element is also related to the prior art (for example, a power supply lead is provided), and is omitted here.
As for the detection unit, specifically:
the detection assembly 300 comprises a plurality of detection units, the detection units are arranged in the detection piece mounting holes 002 and can extend and retract along the extension direction of the detection piece mounting holes 002, and the detection heads 310 of the detection units face the detection cavity 001; the detection unit is configured to always have a tendency to drive the detection head 310 towards the detection chamber 001;
the detection unit comprises a detection head 310, a compression spring 320 and a fixing piece 330, wherein the detection head 310 is close to the detection cavity 001, and the compression spring 320 is positioned between the detection head 310 and the fixing piece 330; a microscopic camera and a sensor are arranged in the detection head 310.
The detection head 310 of the detection unit may incorporate a variety of detection elements, such as a micro-camera to capture image data. A laser may also be included, for example, to collect dimensional data. A temperature sensor is also included, for example, to collect temperature data.
Example two
The embodiment provides an automatic detection method of a rotating tube, which comprises the following steps:
inserting a rotary pipe to be detected into the detection cavity 001 of the rotary body 100;
starting the central energy element 213, wherein the air flow generated after the central energy element 213 is exhausted is ejected along the axial direction to generate an axial driving force, and the air flow generated after the central energy element 213 is exhausted is ejected through a spiral channel arranged in the circumferential direction to generate a rotational driving force; the axial driving force and the rotary driving force drive the rotary main body 100 to rotate and advance;
the inspection assembly 300 collects data to be inspected on the surface of the rotating pipe during the rotational advancement of the rotating body 100.
Still include, after central energy original piece 213 explodes, the first spring 214 of axial impact force drive is retracted to reserve energy original piece 215 can follow the spiral passageway and move to central point under the drive of second spring 216, and after former central energy original piece 213's drive power disappeared, thereby first spring 214 lost former drive power back upward movement and drive reserve energy original piece 215 and rise to former central energy original piece 213's position, await for being triggered again, thereby realized automatic transduction original piece.
EXAMPLE III
The present embodiment provides an application of the automatic flaw detection device for a rotating tube as described in the first embodiment, and thus has all the advantages of the automatic flaw detection device for a rotating tube.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an automatic flaw detection device of rotatory pipe which characterized in that: comprises a rotating body (100), a driving component (200) and a detecting component (300);
the rotating body (100) is provided with a detection cavity (001) sleeved on the rotating pipe;
the rotating main body (100) is provided with a plurality of detection piece mounting holes (002) which are annularly arranged along the radial direction, and the detection piece mounting holes (002) are communicated with the detection cavity (001);
the rotating main body (100) is further provided with a driving piece installation groove (003) along the axial direction, and an opening of the driving piece installation groove (003) is communicated with the outside;
the rotating main body (100) is also provided with a plurality of spiral air outlet channels (004), and the spiral air outlet channels (004) are arranged around the center of the rotating main body (100) in an annular array;
the detection assembly (300) comprises a plurality of detection units, the detection units are mounted in the detection piece mounting holes (002) and can stretch and retract along the extension direction of the detection piece mounting holes (002), and detection heads (310) of the detection units face the detection cavity (001); the detection unit is configured to always have a tendency to drive the detection head (310) towards the detection chamber (001);
the driving assembly (200) comprises a plurality of driving units (210), the driving units (210) are installed in the driving piece installation grooves (003), the driving units (210) are used for generating driving air flows, and the driving air flows through the spiral air outlet channels (004) to be ejected out to form a rotary driving force so as to drive the rotary main body (100) to advance in a rotary mode.
2. The rotary tube automated flaw detection device of claim 1, wherein: the driving unit (210) comprises a mounting barrel (211), a barrel cover (212) and a central energy element (213) arranged in the mounting barrel (211);
the top end of the barrel cover (212) is an outlet of the driving piece mounting groove (003);
an opening at the side edge of the barrel cover (212) is an outlet of the spiral air outlet channel (004);
the air flow generated after the energy of the central energy element (213) is exhausted is sprayed out through the outlet of the driving piece mounting groove (003) to generate axial driving force;
and the air flow generated after the energy of the central energy element (213) is exhausted is ejected out through the outlet of the spiral air outlet channel (004) to generate a rotary driving force.
3. The rotary tube automated flaw detection device of claim 2, wherein: the driving unit (210) further comprises a first spring (214), wherein the first spring (214) is arranged below the central energy element (213) and is configured to always drive the central energy element (213) to move towards the barrel cover (212).
4. The rotary tube automated flaw detection apparatus according to claim 3, characterized in that: the driving unit (210) further comprises a plurality of spare energy elements (215), wherein the spare energy elements (215) are arranged in the installation barrel (211) and configured to move to the position of the original central energy element (213) after the central energy element (213) is exhausted.
5. The rotary tube automated flaw detection apparatus according to claim 4, characterized in that: the installation barrel (211) is provided with a spiral groove (005), a first spring (214) is installed at the center of the spiral groove (005), a second spring (216) is arranged at the tail end of the spiral groove (005), a plurality of standby energy elements (215) are arranged in the spiral groove (005), and the second spring (216) is configured to always drive the standby energy elements (215) to move towards the center.
6. The rotary tube automated flaw detection device of claim 5, wherein: an ejector pin (217) is arranged in the barrel cover (212), the first spring (214) is fixed between the first spring (214) and the ejector pin (217), and after the central energy element (213) is exhausted, the kinetic energy generated by the central energy element (213) drives the first spring (214) to retract to the second spring (216) to drive the standby energy element (215) to move to the central position to replace the original central energy element (213).
7. The rotary tube automated flaw detection device of claim 6, wherein:
the second spring (216) is configured as a zigzag spring.
8. The rotary tube automated flaw detection device of claim 7, wherein:
the detection unit comprises a detection head (310), a compression spring (320) and a fixing piece (330), the detection head (310) is close to the detection cavity (001), and the compression spring (320) is located between the detection head (310) and the fixing piece (330);
a microscopic camera and a sensor are arranged in the detection head (310).
9. A testing method using the rotary tube automated testing apparatus according to claim 8, characterized in that: the method comprises the following steps:
inserting a rotary pipe to be detected into a detection cavity (001) of a rotary body (100);
starting a central energy element (213), wherein the air flow generated after the central energy element (213) is exhausted is ejected along the axial direction to generate an axial driving force, and the air flow generated after the central energy element (213) is exhausted is ejected through the spiral channel arranged in the circumferential direction to generate a rotary driving force; the axial driving force and the rotary driving force drive the rotary main body (100) to rotate and advance;
the detection assembly (300) collects data to be detected on the surface of the rotating pipe in the process of rotating and advancing the rotating body (100).
10. An application of an automatic flaw detection device for a rotary tube.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211493319.3A CN115718106B (en) | 2022-11-25 | 2022-11-25 | Automatic flaw detection device and method for rotary pipe and application of automatic flaw detection device and method |
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| CN202211493319.3A CN115718106B (en) | 2022-11-25 | 2022-11-25 | Automatic flaw detection device and method for rotary pipe and application of automatic flaw detection device and method |
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