CN214830570U - Laser shock strengthening device of high-pressure straight pipe - Google Patents
Laser shock strengthening device of high-pressure straight pipe Download PDFInfo
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- CN214830570U CN214830570U CN202120660547.XU CN202120660547U CN214830570U CN 214830570 U CN214830570 U CN 214830570U CN 202120660547 U CN202120660547 U CN 202120660547U CN 214830570 U CN214830570 U CN 214830570U
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Abstract
The utility model relates to the technical field of high-pressure straight pipe processing, and provides a laser shock strengthening device for a high-pressure straight pipe, which comprises a laser light-emitting head, a water spray head and a telescopic rotating mechanism, wherein the laser light-emitting head is suitable for spraying laser beams to the high-pressure straight pipe with an absorption layer on the inner wall; the telescopic rotating mechanism is connected with the laser light-emitting head and the water spraying head and is suitable for driving the laser light-emitting head and the water spraying head to synchronously move; the utility model discloses well flexible rotary mechanism work drives sprinkler bead and the laser emission head and removes the inside to the high-pressure straight tube, when the sprinkler bead is sprayed water in order to form the restraint layer to the intensive position of high-pressure straight tube inner wall, carries out laser overlap joint through the laser instrument control laser emission head laser beam and strikes the inner wall of high-pressure straight tube, makes high-pressure straight tube component inner surface layer take place plastic deformation, effectively reduces high-pressure straight tube inner wall residual stress peak value and then improves its fatigue life.
Description
Technical Field
The utility model relates to a high pressure straight tube processing technology field particularly, relates to a laser shock peening device of high pressure straight tube.
Background
The high-pressure straight pipe in the oil field well site construction is large in usage amount, namely the inner wall of the high-pressure straight pipe is affected by erosion and corrosion for a long time, the service life of the high-pressure straight pipe is short, and the high-pressure straight pipe is often failed due to abrasive wear and erosion. The conventional inner wall treatment process is to increase hardness by surface quenching, thereby achieving the purpose of prolonging the service life, but the effect is limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem be how to strengthen in order to improve its fatigue life to the high pressure straight tube.
In order to solve the above problem, the utility model provides a laser shock peening device of high pressure straight tube, include:
the laser light-emitting head is suitable for spraying laser beams to the high-pressure straight pipe with the absorption layer arranged on the inner wall;
the sprinkler head is suitable for spraying clear water to the high-pressure straight pipe;
the movable end of the telescopic rotating mechanism is connected with the laser light-emitting head and the water spraying head, and the telescopic rotating mechanism is suitable for driving the laser light-emitting head and the water spraying head to synchronously move.
Optionally, the telescopic rotating mechanism comprises a rotating assembly and a telescopic assembly, the rotating end of the rotating assembly is connected with the fixed end of the telescopic assembly, and the telescopic end of the telescopic assembly is connected with the laser light emitting head and the water spraying head; or the telescopic end of the telescopic component is connected with the fixed end of the rotating component, and the rotating end of the rotating component is connected with the laser light-emitting head and the water spraying head.
Optionally, the rotating assembly is a rotating motor or a rotating cylinder.
Optionally, the telescopic assembly is a telescopic cylinder, a servo electric cylinder or an electric push rod.
Optionally, the system further comprises a water supply structure and a water flow regulating valve, wherein the sprinkler head is communicated with the water supply structure, and the water flow regulating valve is arranged on a pipeline between the water supply structure and the sprinkler head.
Optionally, the water supply device further comprises a water pipe, one end of the water pipe is connected with one end of the water supply structure, and the other end of the water pipe is sleeved or embedded in the water spraying head.
Optionally, the water spraying device further comprises a sealing structure, and the sealing structure is arranged at the joint of the water conveying pipe and the water spraying head.
Optionally, the laser lighting device further comprises a pipeline installation structure, the water pipe and the optical fiber of the laser lighting head are installed on the telescopic assembly through the pipeline installation structure, and the partial structures of the water pipe and the optical fiber are suitable for being stretched along with the movement of the telescopic end of the telescopic assembly.
Optionally, the pipeline installation structure includes a fixed rod, a movable rod, an expansion piece, a plurality of pull rings, and a plurality of connecting pieces, the fixed rod and the movable rod are respectively and oppositely disposed on a fixed end and a working end of the expansion assembly, two ends of the expansion piece are respectively connected to the fixed rod and the movable rod, the plurality of pull rings are slidably disposed on the expansion piece at intervals, one end of each of the plurality of connecting pieces is respectively connected to the water pipe and the optical fiber, and the other end of each of the connecting pieces is respectively connected to each of the pull rings.
Optionally, the device further comprises a positioning tool, wherein the positioning tool is suitable for placing the high-pressure straight pipe and positioning and clamping the high-pressure straight pipe.
Compared with the prior art, the utility model discloses a set up the absorbed layer at the inner wall of high-pressure straight tube in advance, when carrying out laser shock reinforcement, flexible rotary mechanism work drives sprinkler bead and laser-luminescent head and removes to the inside of high-pressure straight tube, when the sprinkler bead is sprayed water to the intensive position of high-pressure straight tube inner wall in order to form the constraining layer, control laser-luminescent head transmission laser beam and carry out laser overlap joint impact to the inner wall of high-pressure straight tube, utilize the laser beam to pass the constraining layer and strike the inner wall of high-pressure straight tube that has the absorbed layer, the absorbed layer is radiated the rapid gasification of laser at this moment, ionization and form plasma, plasma is the volume sharply expanded after continuously absorbing laser energy, its expansion process receives the constraining effect of constraining layer, produce the strong shock wave to high-pressure straight tube inside propagation, because the peak pressure of shock wave is higher than the dynamic yield strength of high-pressure straight tube component material far away, the inner surface layer of the high-pressure straight pipe element can be caused to generate plastic deformation, the outer wall still keeps an elastic state, at the moment, when a high-pressure environment exists on the inner wall of the high-pressure straight pipe, the tensile stress of the inner wall caused by partial high pressure can be effectively counteracted, the residual stress peak value of the inner wall of the high-pressure straight pipe is effectively reduced, the fatigue life of the high-pressure straight pipe is further prolonged, and the service life of the high-pressure straight pipe is correspondingly prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a laser shock peening apparatus according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is a second schematic structural diagram of a laser shock peening apparatus according to an embodiment of the present invention.
Description of reference numerals:
1-laser light emitting head; 2-a sprinkler head; 3-a laser; 4-a telescopic rotating mechanism; 41-a rotating assembly; 42-a telescoping assembly; 5-a water supply structure; 6-water flow regulating valve; 7-water conveying pipe; 8-a pipeline mounting structure; 81-fixed rod; 82-a travel bar; 83-a telescoping member; 84-a pull ring; 91-high pressure straight pipe; 92-an absorbent layer; 10-optical fiber.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the terms "an example," "one example," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the example or implementation is included in at least one example or implementation of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.
In order to solve the above technical problem, as shown in fig. 1 and fig. 2, the embodiment of the present invention provides a laser shock peening apparatus for high pressure straight pipe, including:
a laser light emitting head 1, the laser light emitting head 1 being adapted to eject a laser beam to a high-pressure straight pipe 91 having an absorption layer 92 on an inner wall thereof;
the sprinkler head 2 is suitable for spraying clear water to the high-pressure straight pipe 91;
the telescopic rotating mechanism 4 is connected with the laser light-emitting head 1 and the water spraying head 2, and the telescopic rotating mechanism 4 is suitable for driving the laser light-emitting head 1 and the water spraying head 2 to synchronously move.
It should be noted that the laser shock peening device for the high-pressure straight pipe further includes a laser 3, the laser 3 is connected with the laser emitter 1 and controls the laser emitter 1 to emit laser, the laser emitter 1 and the sprinkler head 2 are arranged at the working end of the telescopic rotating mechanism 4 at intervals, the telescopic rotating mechanism 4 is suitable for driving the laser emitter 1 and the sprinkler head 2 to move synchronously according to a set moving path, and in the laser shock peening process of the high-pressure straight pipe 91, the laser emitted by the laser emitter 1 and the water flow sprayed by the sprinkler head 2 always act on the same position of the inner wall of the high-pressure straight pipe 91, so that the laser emitter 1 is always provided with water as a constraint layer of the high-pressure straight pipe 91 at the position where the inner wall of the high-pressure straight pipe 91 is strengthened; the utility model discloses a set up absorbed layer 92 at the inner wall of high-pressure straight tube 91 in advance, high-pressure straight tube 91 level is placed, when carrying out laser shock strengthening, flexible rotary mechanism 4 work drives sprinkler bead 2 and laser emitter 1 and removes to the inside of high-pressure straight tube 91, when sprinkler bead 2 sprayed water in order to form the restraint layer to the intensive position of high-pressure straight tube 91 inner wall, carries out laser overlap joint through laser 3 control laser emitter 1 transmission laser beam to the inner wall of high-pressure straight tube 91 and strikes.
Wherein, the lapping refers to that a cladding channel is generated when the inner wall of the high-pressure straight pipe is subjected to laser impact by utilizing laser beams, a certain cladding channel is partially covered on the previous cladding channel, the laser lapping rate is controlled to be 50 percent, namely, the laser beams emitted by the laser light emitting head 1 act on the inner wall of the high-pressure straight pipe 91 to generate a cladding channel, 50 percent of the certain cladding channel is covered on the previous cladding channel, at the moment, the laser beams are vertical to the central axis of the high-pressure straight pipe 91, the laser beams penetrate through the constraint layer to impact the inner wall of the high-pressure straight pipe 91 with the absorption layer 92, at the moment, the absorption layer 92 is quickly gasified and ionized by the laser radiation to form plasma, the plasma rapidly expands in volume after continuously absorbing the laser energy, the expansion process is constrained by the constraint layer to generate strong shock waves which are transmitted to the inside of the high-pressure straight pipe 91, and the peak pressure of the shock waves is far higher than the dynamic yield strength of the component materials of the high-pressure straight pipe 91, the plastic deformation of the inner surface layer of the high-pressure straight pipe 91 can be caused, the outer wall of the high-pressure straight pipe 91 still keeps an elastic state, and at the moment, when a high-pressure environment exists on the inner wall of the high-pressure straight pipe 91, the tensile stress of the inner wall caused by partial high pressure can be effectively counteracted, the residual stress peak value of the inner wall of the high-pressure straight pipe 91 is effectively reduced, the fatigue life of the high-pressure straight pipe 91 is further prolonged, and the service life of the high-pressure straight pipe 91 is correspondingly prolonged.
In this embodiment, referring to fig. 2, before performing laser shock peening, an absorption layer 92 is uniformly disposed on an inner wall of a high-pressure straight pipe 91, where the absorption layer 92 may be aluminum foil or black paint, a thickness of the absorption layer 92 may be controlled to be 0.05mm to 0.2mm, and if the absorption layer 92 is black paint, the high-pressure straight pipe 91 may be placed into a container containing the black paint by a manipulator or a manual operation, so that the absorption layer 92 disposed as the black paint on the inner wall of the high-pressure straight pipe 91 is realized.
In an embodiment of the present invention, the telescopic rotating mechanism 4 includes a rotating component 41 and a telescopic component 42, the rotating end of the rotating component 41 is connected to the fixed end of the telescopic component 42, and the telescopic end of the telescopic component 42 is connected to the laser emitting head 1 and the water spraying head 2; or, the telescopic end of the telescopic component 42 is connected with the fixed end of the rotating component 41, and the rotating end of the rotating component 41 is connected with the laser light emitting head 1 and the water spraying head 2.
It should be noted that, if the rotating end of the rotating component 41 is connected to the fixed end of the telescopic component 42, and the telescopic end of the telescopic component 42 is connected to the laser emitting head 1 and the sprinkler head 2, the fixed end of the rotating component 41 is fixed by the external robot arm, so as to provide support for the rotating component 41 and the telescopic component 42, when the inner wall of the high-pressure straight pipe 91 is subjected to laser shock strengthening, because the diameter of the high-pressure straight pipe 91 is usually about 65mm, the telescopic end of the telescopic component 42 is positioned in the high-pressure straight pipe 91, the fixed end of the telescopic component 42 and the rotating component 41 are both positioned on the outer side of the high-pressure straight pipe 91, the rotating component 41 drives the telescopic component 42 to rotate through the rotating end of the rotating component 41, and the telescopic component 42 drives the laser light emitting head 1 and the water spraying head 2 to perform linear motion through the telescopic end of the telescopic component 42; or, if the telescopic end of the telescopic component 42 is connected with the fixed end of the rotating component 41, the laser emitter 1 and the sprinkler head 2 are arranged at an interval on the rotating end of the rotating component 41, when laser shock peening is performed, because the diameter of the high-pressure straight pipe 91 is usually about 65mm, the fixed end of the rotating component 41 and the telescopic component 42 are located outside the high-pressure straight pipe 91 and connected through an external mechanical arm, the telescopic component 42 works to drive the fixed end of the rotating component 41 to perform linear motion through the telescopic end of the telescopic component 42, so that the rotating end of the rotating component 41 is located in the high-pressure straight pipe 91, and the rotating end of the rotating component 41 is suitable for driving the laser emitter 1 and the sprinkler head 2 to perform synchronous rotation; the connection relationship between the two telescopic assemblies 42 and the rotating assembly 41 is not specifically limited, as long as the telescopic assemblies 42 and the rotating assembly 41 cooperate to drive the high-pressure straight pipe 91 to synchronously move according to a set track, such as a spiral track, so as to strengthen 100% of the uniform laser shock on the surface of the inner wall of the high-pressure straight pipe 91 to strengthen the inner wall of the high-pressure straight pipe 91 comprehensively, improve the corrosion resistance of the inner wall of the high-pressure straight pipe 91, and further improve the fatigue life of the high-pressure straight pipe 91.
In an embodiment of the present invention, the rotating component 41 is a rotating motor or a rotating cylinder.
If the rotating assembly 41 is a rotating electrical machine, a motor casing of the rotating electrical machine is a fixed end of the rotating assembly 41, and a motor shaft of the rotating electrical machine is a rotating end of the rotating assembly 41; if the rotating component 41 is a rotating cylinder, a cylinder housing of the rotating cylinder is a fixed end of the rotating component 41, and a piston rod of the rotating cylinder is a rotating end of the rotating component 41; since the rotating end of the rotating component 41 is connected to the fixed end of the telescopic component 42, or the rotating end of the rotating component 41 is connected to the laser emitting head 1 and the water spraying head 2, other rotating components 41 that can drive the telescopic component 42 to rotate or drive the laser emitting head 1 and the water spraying head 2 to rotate are all suitable for the technical solution, and are not described herein again.
In an embodiment of the present invention, the telescopic assembly 42 is a telescopic cylinder, a servo electric cylinder or an electric push rod.
It should be noted that, if the telescopic assembly 42 is a telescopic cylinder, a cylinder housing of the telescopic cylinder is a fixed end of the telescopic assembly 42, and a piston rod of the telescopic cylinder is a telescopic end of the telescopic assembly 42; if the telescopic assembly 42 is a servo electric cylinder, a motor shell of a servo motor in the servo electric cylinder is a fixed end of the telescopic assembly 42, and a nut in the servo electric cylinder is a telescopic end of the telescopic assembly 42; if the telescopic assembly 42 is an electric push rod, the motor casing of the electric push rod is the fixed end of the telescopic assembly 42, and the moving rod 82 of the electric push rod is the telescopic end of the telescopic assembly 42. Since the telescopic end of the telescopic component 42 is connected to the laser emitting head 1 and the water spraying head 2, or the telescopic end of the telescopic component 42 is connected to the fixed end of the rotating component 41, other telescopic components 42 that can drive the laser emitting head 1 and the water spraying head 2 to perform linear motion, or drive the rotating component 41 to perform linear motion are all suitable for the technical solution, and are not described herein again.
In an embodiment of the present invention, as shown in fig. 3, the laser shock peening apparatus for high pressure straight pipe further includes a water supply structure 5 and a water flow adjusting valve 6, the sprinkler head 2 is communicated with the water supply structure 5, and the water flow adjusting valve 6 is disposed on the pipeline between the water supply structure 5 and the sprinkler head 2.
It should be noted that the water supply structure 5 is disposed outside the high-pressure straight pipe 91, and the water supply structure 5 is communicated with the sprinkler head 2 and is used for continuously providing a water source for the sprinkler head 2; wherein, the water supply structure 5 may be a water tank or a water faucet, which is not limited herein; the water flow regulating valve 6 is an electric regulating valve and is arranged on a connecting pipeline between the water supply structure 5 and the sprinkler head 2, the flow speed or the water pressure of water flow sprayed out by the sprinkler head 2 can be regulated through the electric regulating valve, so that the thickness of a constraint layer formed at the strengthening position of the inner wall of the high-pressure straight pipe 91 is ensured to be 1mm to 2mm, and the laser light emitting head 1 is enabled to emit laser beam lap joint impact when the inner wall of the high-pressure straight pipe 91, the temperature is proper, and the high-pressure straight pipe 91 is prevented from being burnt out by the laser beam. Wherein, the water flow regulating valve 6 is arranged on the connecting pipeline between the water supply structure 5 and the sprinkler head 2 and is close to the sprinkler head 2 or the water supply structure 5 or the middle part of the pipeline, and the specific installation position of the water flow regulating valve 6 is not limited.
In an embodiment of the present invention, the laser shock peening apparatus for high pressure straight pipe further includes a water pipe 7, one end of the water pipe 7 is connected to one end of the water supply structure 5, and the other end of the water pipe 7 is sleeved or embedded in the sprinkler head 2.
It should be noted that, because the inner diameter of the high-pressure straight pipe 91 is usually 65mm, and the water supply structure 5 is used for providing water flow for the sprinkler head 2 and has a certain volume, the water supply structure 5 can be arranged in the high-pressure straight pipe 91, at this time, the water supply structure 5 can be adopted to deliver water flow to the sprinkler head 2 through the water delivery pipe 7, and the diameter of the water delivery pipe 7 is far smaller than the inner diameter of the high-pressure straight pipe 91, so that the high-pressure straight pipe 91 can be conveniently mounted on the telescopic rotating mechanism 4 and can move in the high-pressure straight pipe 91; the length of the water pipe 7 is larger than that of the high-pressure straight pipe 91, and the water spray head 2 is arranged at the working end of the telescopic rotating mechanism 4, so that the water pipe 7 can adopt a flexible water pipe and has certain telescopic or rotary deformation, and the water pipe 7 can adopt a rubber hose or a silica gel hose and the like. The other end of the water delivery pipe 7 is suitable for being sleeved or embedded in the water spraying head 2, namely, the water delivery pipe 7 is detachably connected with the water spraying head 2, so that the water spraying head 2 is convenient to disassemble, assemble and maintain.
In an embodiment of the present invention, the laser shock peening apparatus for high pressure straight pipe further includes a sealing structure, the sealing structure is disposed at the joint of the water pipe 7 and the sprinkler head 2.
It should be noted that the sealing structure is a sealing ring, and the sealing structure is installed at the joint of the water pipe 7 and the sprinkler head 2, so that the water flow of the water pipe 7 can be effectively prevented from leaking from the joint of the water pipe 7 and the sprinkler head 2.
In an embodiment of the present invention, as shown in fig. 3, the laser shock peening apparatus for high pressure straight pipe further includes a pipe installation structure 8, the water pipe 7 and the optical fiber 10 of the laser light emitting head 1 pass through the pipe installation structure 8 installed on the telescopic component 42, the water pipe 7 and the partial structure of the optical fiber 10 are adapted to stretch along with the movement of the telescopic end of the telescopic component 42.
It should be noted that, among them, the laser 3 is disposed outside the high-pressure straight pipe 91, and the laser 3 is connected with the laser emitting head 1 through the optical fiber 10, so as to be convenient for the laser 3 to output a light beam and transmit the light beam to the laser emitting head 1 along the optical fiber 10, and then the laser emitting head 1 emits a laser beam, and the optical fiber 10 may be installed on the telescopic rotating mechanism 4, so as to prevent the optical fiber 10 from dropping when the telescopic rotating mechanism 4 operates.
The water pipe 7 and the optical fiber 10 are movably mounted on the telescopic assembly 42 through the pipeline mounting structure 8, so that mounting positions can be provided for the water pipe 7 and the optical fiber 10, and the water pipe 7 and the optical fiber 10 are prevented from dropping or falling; if the laser light emitting head 1 and the water spraying head 2 are installed on the telescopic end of the telescopic component 42, because the telescopic end of the telescopic component 42 is suitable for driving the laser light emitting head 1 and the water spraying head 2 to move linearly, at this time, one end of the water conveying pipe 7 and the optical fiber 10 facing the water spraying head 2 is suitable for extending or shortening along with the movement of the telescopic end of the telescopic component 42, so that the water spraying head 2 and the laser light emitting head 1 can be prevented from being separated from the water conveying pipe 7 and the optical fiber 10, and the laser light emitting head is suitable for carrying out comprehensive laser shock strengthening operation on the inner wall of the high-pressure straight pipe 91.
In an embodiment of the present invention, as shown in fig. 3, the pipeline installation structure 8 includes a fixing rod 81, a moving rod 82, an expansion member 83, a plurality of pull rings 84 and a plurality of connecting members, the fixing rod 81 and the moving rod 82 are respectively and relatively disposed on the fixing end and the expansion end of the expansion assembly 42, two ends of the expansion member 83 are respectively connected to the fixing rod 81 and the moving rod 82, a plurality of pull rings 84 are slidably disposed on the expansion member 83, one ends of the plurality of connecting members are respectively connected to the water pipe 7 and the optical fiber 10, and the other ends of the connecting members are respectively connected to the pull rings 84.
It should be noted that the extension member 83 can be an elastic pull cord or an extension rod, and since the movable rod 82 is installed on the working end of the extension assembly 42, when the working end of the extension assembly 42, such as a piston rod, is extended or shortened, the movable rod 82 can be driven to perform linear motion relative to the fixed rod 81, and at this time, because the telescopic member 83 has a certain telescopic deformation amount, the plurality of pull rings 84 are always positioned on the telescopic member 83, and since the water duct 7 and the optical fiber 10 are hung on the telescopic member 83 by a plurality of pull rings 84 provided at intervals, therefore, when the telescopic component 42 is changed in a telescopic way, the water spray head 2 and the laser light emitting head 1 which are arranged at the telescopic end of the telescopic component 42 can respectively drive the water pipe 7 and the optical fiber 10 to extend or shorten, so that the water pipe 7 and the optical fiber 10 can be suitable for the linear motion of the water spray head 2 and the laser light emitting head 1, thereby ensuring the connection firmness of the sprinkler head 2 and the laser light emitting head 1 with the water pipe 7 and the optical fiber 10 respectively.
In this embodiment, the connecting member is used to rotate the water pipe 7 and the optical fiber 10 on the pull ring 84, and the connecting member may be a pull rope, a chain, or the like.
In an embodiment of the present invention, the laser shock peening apparatus for high pressure straight pipe further comprises a positioning tool, and the positioning tool is suitable for placing the high pressure straight pipe 91 and positioning and clamping the high pressure straight pipe 91.
It should be noted that, the positioning tool (not shown in the figure) is suitable for placing the high-pressure straight pipe 91 to be subjected to impact reinforcement, and positioning and clamping are performed, so as to maintain the installation stability of the high-pressure straight pipe 91, prevent the laser emitter 1 from displacing or rotating the high-pressure straight pipe 91 during the laser impact reinforcement process on the inner wall of the high-pressure straight pipe 91, and ensure the laser impact reinforcement effect on the high-pressure straight pipe 91. The positioning tool is used for positioning the high-pressure straight pipe 91 to be processed, and the positioning tool for positioning the tubular high-pressure straight pipe 91 is applicable to the technical scheme and is not limited in detail.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.
Claims (10)
1. A laser shock peening apparatus of a high pressure straight pipe, characterized by comprising:
the laser light-emitting device comprises a laser light-emitting head (1), wherein the laser light-emitting head (1) is suitable for ejecting laser beams to a high-pressure straight pipe (91) with an absorption layer (92) arranged on the inner wall;
the sprinkler head (2), the sprinkler head (2) is suitable for spraying the clear water to the high-pressure straight pipe (91);
the laser water sprayer comprises a telescopic rotating mechanism (4), wherein the telescopic rotating mechanism (4) is connected with the laser light emitting head (1) and the water spraying head (2), and the telescopic rotating mechanism (4) is suitable for driving the laser light emitting head (1) and the water spraying head (2) to move synchronously.
2. The laser shock peening apparatus of the high-pressure straight pipe according to claim 1, wherein the telescopic rotating mechanism (4) comprises a rotating component (41) and a telescopic component (42), the rotating end of the rotating component (41) is connected with the fixed end of the telescopic component (42), and the telescopic end of the telescopic component (42) is connected with the laser light emitting head (1) and the water spray head (2); or the telescopic end of the telescopic component (42) is connected with the fixed end of the rotating component (41), and the rotating end of the rotating component (41) is connected with the laser light emitting head (1) and the water spraying head (2).
3. The laser shock peening apparatus of a high pressure straight pipe according to claim 2, wherein the rotating member (41) is a rotating electric machine or a rotating cylinder.
4. The laser shock peening apparatus of a high pressure straight pipe according to claim 2, wherein the telescoping assembly (42) is a telescoping cylinder, a servo electric cylinder, or an electric push rod.
5. The laser shock peening apparatus of a high pressure straight pipe according to claim 2, further comprising a water supply structure (5) and a water flow adjusting valve (6), wherein the sprinkler head (2) is communicated with the water supply structure (5), and the water flow adjusting valve (6) is disposed on a pipeline between the water supply structure (5) and the sprinkler head (2).
6. The laser shock peening apparatus for the high-pressure straight pipe according to claim 5, further comprising a water pipe (7), wherein one end of the water pipe (7) is connected with one end of the water supply structure (5), and the other end of the water pipe (7) is sleeved or embedded in the water spraying head (2).
7. The laser shock peening apparatus for the high-pressure straight pipe according to claim 6, further comprising a sealing structure, wherein the sealing structure is disposed at a connection of the water pipe (7) and the sprinkler head (2).
8. The laser shock peening apparatus for the high-pressure straight pipe according to claim 6, further comprising a pipeline mounting structure (8), wherein the water pipe (7) and the optical fiber (10) of the laser light emitting head (1) are mounted on the telescopic assembly (42) through the pipeline mounting structure (8), and the partial structures of the water pipe (7) and the optical fiber (10) are adapted to be telescopic along with the movement of the telescopic end of the telescopic assembly (42).
9. The laser shock peening apparatus for high pressure straight pipe according to claim 8, wherein the pipe installation structure (8) includes a fixing rod (81), a moving rod (82), an expansion member (83), a plurality of pull rings (84), and a plurality of connecting members, the fixing rod (81) and the moving rod (82) are respectively and oppositely disposed on a fixed end and an expansion end of the expansion assembly (42), two ends of the expansion member (83) are respectively connected to the fixing rod (81) and the moving rod (82), the plurality of pull rings (84) are slidably disposed on the expansion member (83) at intervals, one ends of the plurality of connecting members are respectively connected to the water pipe (7) and the optical fiber (10), and the other end of each connecting member is respectively connected to each pull ring (84).
10. The laser shock peening device for the high-pressure straight pipe according to any one of claims 1 to 9, further comprising a positioning tool, wherein the positioning tool is suitable for placing, positioning and clamping the high-pressure straight pipe (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120660547.XU CN214830570U (en) | 2021-03-30 | 2021-03-30 | Laser shock strengthening device of high-pressure straight pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120660547.XU CN214830570U (en) | 2021-03-30 | 2021-03-30 | Laser shock strengthening device of high-pressure straight pipe |
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| Publication Number | Publication Date |
|---|---|
| CN214830570U true CN214830570U (en) | 2021-11-23 |
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| CN202120660547.XU Active CN214830570U (en) | 2021-03-30 | 2021-03-30 | Laser shock strengthening device of high-pressure straight pipe |
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2021
- 2021-03-30 CN CN202120660547.XU patent/CN214830570U/en active Active
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