A pressure vessel welding quality detection device

Abstract

The application relates to the field of welding detection, in particular to a pressure container welding quality detection device, which comprises a machine shell, a laser welding head is arranged on the machine shell, a discharging mechanism is arranged on the machine shell, and the discharging mechanism is used for discharging welding powder; and a detection mechanism is arranged on the machine shell. The laser welding head can cooperate with metal powder to perform welding, the detection mechanism is used for detecting the laser welding head, the detection mechanism can be adjusted during detection, and the detection mechanism can detect the welding seam during the welding process of the laser welding head. When the pressure container is welded, the detection mechanism does not need to be adjusted in angle when linear welding is performed; when arc welding is performed, the adjusting mechanism drives the detection mechanism to rotate until the detection mechanism can detect the welding seam during the welding process of the pressure container. When welding is performed, the welding seam can be detected in real time, and when the welding seam has a problem, the welding can be directly stopped, and the welding position can be adjusted.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of welding detection, in particular to a pressure vessel welding quality detection device. BACKGROUND

[0002] In the pressure vessel, the weld is the weakest place of the gas tank, and the quality of the weld can meet the qualified requirements. After the welding of the weld is completed, visual detection is required to ensure that the appearance of the weld is free of obvious defects such as pores or undercut, and then the gas tank is subjected to radiation detection. After detection, the relative weld position is obtained.

[0003] The existing pressure vessel tank body is generally large in size, and the two ends of the sealed tank need to be welded. After welding, the weld is detected. If the welding quality is not up to standard during welding, real-time detection cannot be performed. Only after the welding is completed, the weld of the pressure vessel is detected. After detection, rework is required. The rework is troublesome, and the weld is burned during rework, which makes the rework and repair difficult. Therefore, the weld can be detected in real time during welding. SUMMARY

[0004] In view of the problems in the prior art, the present application provides a pressure vessel welding quality detection device.

[0005] The technical scheme adopted by the present application to solve the technical problem is: a pressure vessel welding quality detection device, comprising a machine shell, a laser welding head is arranged on the machine shell, a discharging mechanism is arranged on the machine shell, the discharging mechanism is used for discharging welding powder; a detection mechanism is arranged on the machine shell, the detection mechanism is used for detecting the weld after welding; an adjusting mechanism is arranged on the machine shell, the adjusting mechanism is used for adjusting the angle of the detection mechanism; before adjustment, the detection mechanism detects the weld horizontally, and after adjustment, the detection mechanism is used for detecting the arc-shaped weld; a locking mechanism is arranged on the machine shell, the locking mechanism is connected with the discharging mechanism, and the locking mechanism is used for locking the discharging mechanism.

[0006] The inside of the machine shell is provided with a rotating table, the rotating table is provided with a discharging pipe, the discharging pipe discharges metal powder to the discharging mechanism; the rotating table rotates in the inside of the machine shell, a motor is installed on the machine shell, a first gear is arranged at the end of the motor, a second gear is arranged on the first gear, the second gear is arranged on the rotating table, a guide block is arranged in the inside of the machine shell, a guide groove is arranged in the inside of the guide block, the guide groove is arranged in an arc shape, and the guide groove abuts against the adjusting mechanism.

[0007] The detection mechanism comprises a supporting rod arranged on the rotating table, a rotating head arranged below the supporting rod, a camera arranged on the rotating head, and the camera is used for scanning the weld; a second rotating pin is arranged on the rotating head, a second pull rod is arranged on the second rotating pin, the end of the second pull rod is connected to the adjusting mechanism, a discharging pipe is arranged on the rotating table, a supporting block is arranged on the discharging pipe, and an adsorption chamber is arranged at the bottom of the discharging pipe; a suction port is arranged on the adsorption chamber, the suction port is used for adsorbing the metal powder after welding, and the supporting block is connected with the adjusting mechanism.

[0008] The adjusting mechanism comprises a first abutting rod abutting on a guide groove, the first abutting rod slides on the rotating table, a sliding plate is arranged on one side of the adsorption chamber, a sliding block is arranged on the sliding plate, and the sliding block slides in the adsorption chamber; a first elastic member is sleeved on the first abutting rod, and the first elastic member is used for pushing the first abutting rod to reset; a second abutting rod is arranged in the rotating table, the end of the second abutting rod is pressed against the end of the first abutting rod, a second elastic member is sleeved on the second abutting rod, and the second elastic member is used for pushing the second abutting rod to reset; a third pull rod is arranged at the end of the second abutting rod, and a limiting pin is arranged on the third pull rod; a second sliding groove is arranged on the third pull rod, an adjusting pin is connected in the second sliding groove, a rotating groove is arranged on the third pull rod, and the rotating groove is connected to the supporting rod through a rotating pin; a limiting groove is arranged on the supporting block, the limiting pin slides in the limiting groove, and the limiting groove is an arc structure.

[0009] The discharging mechanism comprises a discharging assembly and a pushing assembly, the discharging assembly is used for discharging downward, and the pushing assembly is used for pushing the discharging assembly to move.

[0010] The discharging assembly comprises an extrusion cylinder arranged in the rotating table, a discharging frame arranged in the extrusion cylinder, a discharging plate arranged in the discharging frame, a discharging groove arranged in the discharging frame, and one end of the discharging plate rotates around the discharging frame; a pulling groove is arranged on the discharging plate, a receiving groove is arranged on the inner wall of the discharging frame, the receiving groove is used for receiving the discharging plate, the discharging plate is clamped with the locking mechanism, the discharging plate rotates downward to discharge the metal powder downward, an anti-blocking hole is arranged on the extrusion cylinder, and the anti-blocking hole is used for discharging the metal powder.

[0011] The pushing assembly comprises an extrusion rod arranged inside an extrusion cylinder, a lower part of the extrusion cylinder is provided with an extrusion block, an upper part of the extrusion rod is provided with a first rotating rod, the first rotating rod is provided with a first rotating pin, the first rotating pin is arranged on the extrusion cylinder, the first rotating rod is provided with a first sliding groove; a through groove is arranged on the first rotating rod, the through groove is communicated with the first sliding groove; a pulling ball is arranged inside the pulling groove, the pulling ball slides inside the pulling groove, the pulling ball is provided with a first pulling rod, an end of the first pulling rod is provided with a first connecting pin; the first pulling rod passes through the inside of the through groove, and the first connecting pin slides inside the first sliding groove.

[0012] The locking mechanism comprises a first inner groove and a second inner groove arranged inside the extrusion cylinder, and the first inner groove and the second inner groove are perpendicular; a push rod is arranged inside the first inner groove, the push rod slides inside the first inner groove, and an end of the push rod is provided with a second connecting pin.

[0013] A inner cavity is arranged on the blanking frame, a third elastic element is arranged inside the inner cavity, a locking rod is arranged inside the second inner groove, the locking rod is provided with the third elastic element, the third elastic element is arranged inside the inner cavity, the third elastic element is used for pushing the locking rod to reset, a locking hole is arranged on the blanking plate, and the locking rod is clamped with the locking hole; a connecting groove is arranged on the locking rod, and the second connecting pin slides inside the connecting groove.

[0014] Two supporting plates are arranged on the shell, an adjusting rod is arranged on the supporting plate, the adjusting rod is used for driving the supporting plate to move, a guide rod is arranged on the supporting plate, a fan is arranged inside the rotating table, and the fan is connected to the blanking pipe.

[0015] Beneficial effects:

[0016] The laser welding head can be matched with metal powder for welding, the detection mechanism is arranged for detecting the laser welding head, and the detection mechanism can be adjusted during detection, the detection mechanism can detect the weld during welding of the laser welding head, linear welding and arc welding of the pressure container, when linear welding is performed, the detection mechanism does not need to adjust the angle, when arc welding is performed, the adjusting mechanism drives the detection mechanism to rotate until the detection mechanism can detect the weld during welding of the pressure container after rotation, when the discharge mechanism contacts the welding position of the pressure container, the discharge mechanism starts to discharge the metal powder, the laser welding head melts the metal powder to weld the pressure container, when the discharge mechanism leaves the pressure container, the locking mechanism locks the discharge mechanism, and the metal powder in the discharge mechanism cannot drop, when the discharge mechanism is extruded on the pressure container, the discharge mechanism starts to discharge the metal powder downward. When welding, the weld can be detected in real time, and when the weld has a problem, the welding can be directly stopped, and the welding position can be adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0017] The application is further described below in combination with the drawings and examples.

[0018] Figure 1 It is a schematic diagram of the overall structure of the application;

[0019] Figure 2 It is a schematic diagram of the overall structure of the application; Figure 1

[0020] Figure 3 It is a partial structure sectional view of the application;

[0021] Figure 4 It is a schematic diagram of the overall structure of the application; Figure 3

[0022] Figure 5 It is a schematic diagram of the overall structure of the application; Figure 3

[0023] Figure 6 It is a schematic diagram of the overall structure of the application; Figure 3

[0024] Figure 7 It is a schematic diagram of the overall structure of the application;

[0025] Figure 8 It is a schematic diagram of the overall structure of the application;

[0026] Figure 9 It is a schematic diagram of the overall structure of the application;

[0027] Figure 10 It is a schematic diagram of the overall structure of the application;​​​​

[0028] In the figure: 1, the shell; 11, the adjusting rod; 12, the support plate; 13, the guide rod; 14, the discharge pipe; 15, the laser welding head; 16, the fan; 17, the rotating table; 18, the motor; 19, the first gear; 110, the second gear; 111, the guide block; 112, the guide groove; 2, the discharge mechanism; 21, the extrusion cylinder; 22, the extrusion block; 23, the blanking frame; 24, the blanking plate; 25, the pull slot; 26, the pull ball; 27, the first pull rod; 28, the first connecting pin; 29, the through slot; 210, the first sliding groove; 211, the first rotating pin; 212, the first rotating rod; 213, the blanking slot; 214, the extrusion rod; 215, the anti-blocking hole; 3, the detection mechanism; 31, the support rod; 32, the rotating head; 33, the camera; 34, the second pull rod; 35, the second rotating pin; 36, the suction chamber; 37, the suction port; 38, the blanking pipe; 39, the support block; 4, the adjusting mechanism; 41, the sliding plate; 42, the third pull rod; 43, the second sliding groove; 44, the limiting pin; 45, the first abutting rod; 46, the first elastic member; 47, the second abutting rod; 48, the second elastic member; 49, the limiting groove; 410, the sliding block; 411, the rotating groove; 5, the locking mechanism; 51, the push rod; 52, the first inner groove; 53, the second inner groove; 54, the second connecting pin; 55, the connecting groove; 56, the locking rod; 57, the third elastic member; 58, the inner chamber; 59, the locking hole. DETAILED DESCRIPTION

[0029] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application is further described below in conjunction with specific embodiments.

[0030] In one embodiment, referring to the drawings attached Figures 1-10 The pressure vessel welding quality detection device provided by the present application comprises a shell 1, a laser welding head 15 is arranged on the shell 1, a discharge mechanism 2 is arranged on the shell 1, and the discharge mechanism 2 is used for discharging welding powder; a detection mechanism 3 is arranged on the shell 1, and the detection mechanism 3 is used for detecting the weld after welding; an adjusting mechanism 4 is arranged on the shell 1, and the adjusting mechanism 4 is used for adjusting the angle of the detection mechanism 3; before adjustment, the detection mechanism 3 detects the weld horizontally, and after adjustment, the detection mechanism 3 is used for detecting the arc-shaped weld; a locking mechanism 5 is arranged on the shell 1, the locking mechanism 5 is connected with the discharge mechanism 2, and the locking mechanism 5 is used for locking the discharge mechanism 2.

[0031] The laser welding head 15 can be matched with metal powder for welding, and the detection mechanism 3 is arranged for detecting the laser welding head 15. The detection mechanism 3 can be adjusted during detection. During the welding of the laser welding head 15, the pressure vessel is welded, and there are linear welding and arc welding positions. When linear welding is performed, the detection mechanism 3 does not need to adjust the angle. When arc welding is performed, the adjusting mechanism 4 drives the detection mechanism 3 to rotate until the detection mechanism 3 can detect the weld during the welding of the pressure vessel after rotation. When the discharge mechanism 2 contacts the welding position of the pressure vessel, the discharge mechanism 2 starts to discharge metal powder, and the laser welding head 15 melts the metal powder to weld the pressure vessel. When the discharge mechanism 2 leaves the pressure vessel, the locking mechanism 5 locks the discharge mechanism 2, and the metal powder in the discharge mechanism 2 will not drop. When the discharge mechanism 2 is pressed on the pressure vessel, the discharge mechanism 2 starts to discharge metal powder downward.

[0032] The inside of the shell 1 is provided with a rotating table 17, and the rotating table 17 is provided with a discharge pipe 14 for discharging metal powder to the discharge mechanism 2. The rotating table 17 rotates in the inside of the shell 1, and the shell 1 is provided with a motor 18, and the end of the motor 18 is provided with a first gear 19, and the first gear 19 is provided with a second gear 110, and the second gear 110 is arranged on the rotating table 17. The inside of the shell 1 is provided with a guide block 111, and the inside of the guide block 111 is provided with a guide groove 112, and the guide groove 112 is arranged in an arc shape, and the guide groove 112 abuts against the adjusting mechanism 4.

[0033] The motor 18 arranged in the inside of the shell 1 rotates, and the motor 18 drives the first gear 19 to rotate, and the first gear 19 drives the second gear 110 to rotate, and the second gear 110 drives the rotating table 17 to rotate. The guide groove 112 is a gradually changing groove surface, and when the adjusting mechanism 4 contacts the guide groove 112, the adjusting mechanism 4 is continuously pressed by the guide groove 112. The adjusting mechanism 4 works to adjust the angle of the detection mechanism 3, and the quality of the weld during arc welding is detected.

[0034] The detection mechanism 3 comprises a supporting rod 31 arranged on the rotating table 17, a rotating head 32 arranged below the supporting rod 31, a camera 33 arranged on the rotating head 32, the camera 33 being used for scanning the weld; a second rotating pin 35 arranged on the rotating head 32, a second pull rod 34 arranged on the second rotating pin 35, the end of the second pull rod 34 being connected to the adjusting mechanism 4, a blanking pipe 38 arranged on the rotating table 17, a supporting block 39 arranged on the blanking pipe 38, an adsorption chamber 36 arranged at the bottom of the blanking pipe 38, a suction port 37 formed in the adsorption chamber 36, the suction port 37 being used for adsorbing the metal powder after welding, and the supporting block 39 being connected with the adjusting mechanism 4.

[0035] When the adjusting mechanism 4 is pressed to move downward, the adjusting mechanism 4 drives the second pull rod 34 to move downward, the second pull rod 34 pushes the second rotating pin 35, the second rotating pin 35 drives the rotating head 32 to rotate, the rotating head 32 rotates at the end of the supporting rod 31, the camera 33 arranged at the end of the supporting rod 31 takes pictures of the weld and transmits signals to the computer, the computer analyzes the weld quality according to the image; the metal powder is adsorbed into the inside of the discharging pipe 14 through the suction port 37 after welding; when it is necessary to adjust the camera 33, the adjusting mechanism 4 is extended, the adjusting mechanism 4 blocks the metal powder, so that the metal powder can enter the inside of the suction port 37.

[0036] The adjusting mechanism 4 comprises a first abutting rod 45 abutting on the guide groove 112, the first abutting rod sliding on the rotating table 17, a sliding plate 41 arranged on one side of the adsorption chamber 36, a sliding block 410 formed in the sliding plate 41, the sliding block 410 sliding in the adsorption chamber 36; a first elastic member 46 sleeved on the first abutting rod 45, the first elastic member 46 being used for pushing the first abutting rod 45 to reset; a second abutting rod 47 arranged in the rotating table 17, the end of the second abutting rod 47 being pressed with the end of the first abutting rod 45, a second elastic member 48 sleeved on the second abutting rod 47, the second elastic member 48 being used for pushing the second abutting rod 47 to reset, a third pull rod 42 arranged at the end of the second abutting rod 47, a limiting pin 44 arranged on the third pull rod 42; a second sliding groove 43 arranged on the third pull rod 42, the second sliding groove 43 being connected with an adjusting pin in the inside, a rotating groove 411 arranged on the third pull rod 42, the rotating groove 411 being connected with the supporting rod 31 through a rotating pin; a limiting groove 49 formed in the supporting block 39, the limiting pin 44 sliding in the inside of the limiting groove 49, and the limiting groove 49 being an arc structure.

[0037] By setting the second resistance rod 47 downward, the second resistance rod 47 pushes the third pull rod 42 to move, the third pull rod 42 flips, the third pull rod 42 pushes the limit pin 44 to move, the limit pin 44 drives the sliding plate 41 to move, the sliding plate 41 moves to drive the sliding block 410 to slide on the adsorption chamber 36; so that the two sliding plates 41 extend to limit the metal powder discharged from the discharge mechanism between the two sliding plates 41, so that when the metal powder passes through the suction port 37, the suction port 37 sucks the metal powder into the inside of the discharge assembly; so that the metal powder is cleaned, and the camera 33 is convenient for shooting the weld; and the metal powder is adsorbed to the discharge assembly and is reused; and the metal powder will not fall and will not affect the environment.

[0038] The discharge mechanism 2 comprises a discharge assembly and a pushing assembly, the discharge assembly is used for discharging downward; the pushing assembly is used for pushing the discharge assembly to move;

[0039] The discharge assembly comprises an extrusion cylinder 21 arranged in the rotating table 17, the inside of the extrusion cylinder 21 is provided with a discharging frame 23, the inside of the discharging frame 23 is provided with a discharging plate 24, the inside of the discharging frame 23 is provided with a discharging groove 213, one end of the discharging plate 24 rotates around the discharging frame 23, the discharging plate 24 is provided with a pull groove 25, the inner wall of the discharging frame 23 is provided with a receiving groove, the receiving groove is used for receiving the discharging plate 24, the discharging plate 24 is clamped with the locking mechanism 5, the discharging plate 24 rotates downward to discharge the metal powder downward, the extrusion cylinder 21 is provided with an anti-blocking hole 215, the anti-blocking hole 215 is used for discharging the metal powder.

[0040] The pushing assembly comprises an extrusion rod 214 arranged in the extrusion cylinder 21, the lower portion of the extrusion cylinder 21 is provided with an extrusion block 22, the upper portion of the extrusion rod 214 is provided with a first rotating rod 212, the first rotating rod 212 is provided with a first rotating pin 211, the first rotating pin 211 is arranged on the extrusion cylinder 21, the first rotating rod 212 is provided with a first sliding groove 210; the first rotating rod 212 is provided with a through groove 29, the through groove 29 is communicated with the first sliding groove 210; the inside of the pull groove 25 is provided with a pull ball 26, the pull ball 26 slides in the inside of the pull groove 25, the pull ball 26 is provided with a first pull rod 27, the end portion of the first pull rod 27 is provided with a first connecting pin 28; the first pull rod 27 passes through the inside of the through groove 29, the first connecting pin 28 slides in the inside of the first sliding groove 210.

[0041] By setting the extrusion block 22 against the pressure vessel, the extrusion block 22 drives the extrusion cylinder 21 to move, and the extrusion cylinder 21 moves to extrude the first rotating rod 212, which pulls the first connecting pin 28, and the first connecting pin 28 drives the first pull rod 27 to move, and the first pull rod 27 drives the pull ball 26 to move, and the pull ball 26 pulls the pull groove 25 to slide, and the pull groove 25 drives the discharge plate 24 to overturn; and then the metal powder is discharged from the inside of the discharge slot 213.

[0042] The locking mechanism 5 includes a first inner groove 52 and a second inner groove 53 arranged inside the extrusion cylinder 21, and the first inner groove 52 and the second inner groove 53 are perpendicular; the inside of the first inner groove 52 is provided with a push rod 51, the push rod 51 slides in the first inner groove 52, and the end of the push rod 51 is provided with a second connecting pin 54; the discharge frame 23 is provided with an inner chamber 58, the inner chamber 58 is provided with a third elastic element 57 inside, the second inner groove 53 is provided with a locking rod 56, the locking rod 56 is sleeved with the third elastic element 57, the third elastic element 57 is arranged inside the inner chamber 58, and the third elastic element 57 is used to push the locking rod 56 to reset, the discharge plate 24 is provided with a locking hole 59, the locking rod 56 is engaged with the locking hole 59, and the locking rod 56 is provided with a connecting groove 55, and the second connecting pin 54 slides in the connecting groove 55.

[0043] By setting the extrusion cylinder 21 to move, the extrusion cylinder 21 drives the push rod 51 to move, the push rod 51 drives the second connecting pin 54 to move, the second connecting pin 54 slides in the connecting groove 55, the connecting groove 55 drives the locking rod 56 to move transversely, and the locking rod 56 moves away from the inside of the locking groove; when the locking rod 56 moves away from the inside of the locking groove, the extrusion rod 214 just pushes the first rotating rod 212 to rotate, so that the discharge plate 24 overturns, and the inside of the discharge slot 213 starts to discharge metal powder downward; when it is needed to discharge metal powder, the extrusion cylinder 21 is extruded on the pressure vessel; when the extrusion cylinder 21 leaves the pressure vessel, the discharge plate 24 resets, the locking rod 56 enters the inside of the locking groove, so that the discharge plate 24 is locked, and the discharge plate 24 blocks the metal powder when it is not discharged.

[0044] The casing 1 is provided with two supporting plates 12, the supporting plates 12 are provided with adjusting rods 11, the adjusting rods 11 are used to drive the supporting plates 12 to move, the supporting plates 12 are provided with guide rods 13, the inside of the rotating table 17 is provided with a fan 16, and the fan 16 is connected to the discharge pipe 38.

[0045] The adjusting rods 11 can drive the supporting plates 12 to move, and preferably the adjusting rods 11 are lead screws; the fan 16 sends the metal powder to the inside of the discharge pipe 14 through the discharge pipe 38.

[0046] In use, when straight welding is performed, for example, when a side wall of a pressure container is welded, only the adjusting rod 11 needs to be driven to move the support plate 12, and the support plate 12 drives the movement of the machine shell 1; at this time, the metal powder discharged from the discharging mechanism 2 is heated and melted by the laser welding head 15, and the pressure container is welded by the laser welding head 15; when arc welding is needed, the welding head needs to be rotated, so that the rotated discharging pipe 38, the laser welding head 15, the suction pipe and the camera 33 can perform the work of discharging, welding, suction and imaging; when adjusting, the motor 18 inside the machine shell 1 is started to rotate, the motor 18 drives the first gear 19 to rotate, the first gear 19 drives the second gear 110 to rotate, and the second gear 110 drives the rotating table 17 to rotate; the rotating table 17 drives the guide groove 112 to rotate synchronously, the second stop rod 47 moves downward, the second stop rod 47 pushes the third pull rod 42 to move, the third pull rod 42 is flipped, the third pull rod 42 pushes the limiting pin 44 to move, the limiting pin 44 drives the sliding plate 41 to move, and the sliding plate 41 moves to drive the sliding block 410 to slide on the suction chamber 36; so that the two sliding plates 41 extend to limit the metal powder discharged from the discharging mechanism between the two sliding plates 41, so that when the metal powder passes through the suction port 37, the suction port 37 sucks the metal powder into the inside of the discharging assembly; so that the metal powder is cleaned, and the camera 33 is convenient for imaging the weld; when the pressing block 22 abuts against the pressure container, the pressing block 22 drives the movement of the pressing cylinder 21, the pressing cylinder 21 moves to press the first rotating rod 212, the first rotating rod 212 pulls the first connecting pin 28, the first connecting pin 28 drives the movement of the first pull rod 27, the first pull rod 27 drives the movement of the pull ball 26, the pull ball 26 pulls the sliding of the pull slot 25, and the pull slot 25 drives the flipping of the discharging plate 24; and then the metal powder is discharged downward from the inside of the discharging groove 213. The pressing cylinder 21 drives the movement of the push rod 51, the push rod 51 drives the movement of the second connecting pin 54, the second connecting pin 54 slides in the connecting groove 55, the connecting groove 55 drives the transverse movement of the locking rod 56, and the locking rod 56 moves out of the inside of the locking slot; when the locking rod 56 moves out of the inside of the locking slot, the pressing rod 214 just pushes the first rotating rod 212 to rotate, so that the discharging plate 24 is flipped, and the inside of the discharging groove 213 starts to discharge the metal powder downward; when the metal powder needs to be discharged, the pressing cylinder 21 is pressed on the pressure container; when the pressing cylinder 21 is away from the pressure container, the discharging plate 24 is reset, the locking rod 56 enters the inside of the locking slot, so that the discharging plate 24 is locked, and the discharging plate 24 blocks the metal powder when not discharging.

[0047] The above shows and describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A pressure vessel welding quality inspection device, characterized in that, The device includes a housing (1), on which a laser welding head (15) is provided, and a discharge mechanism (2) is provided on the housing (1) for discharging welding powder; a detection mechanism (3) is provided on the housing (1) for detecting the weld after welding; an adjustment mechanism (4) is provided on the housing (1) for adjusting the angle of the detection mechanism (3); before adjustment, the detection mechanism (3) detects the weld horizontally, and after adjustment, the detection mechanism (3) detects the arc-shaped weld; a locking mechanism (5) is provided on the housing (1) and is connected to the discharge mechanism (2) for locking the discharge mechanism (2). The housing (1) is provided with a rotating platform (17) inside, and a discharge pipe (14) is provided on the rotating platform (17). The discharge pipe (14) discharges metal powder to the discharge mechanism (2). The rotating platform (17) rotates inside the housing (1). A motor (18) is installed on the housing (1). A first gear (19) is provided at the end of the motor (18). A second gear (110) is provided on the first gear (19). The second gear (110) is provided on the rotating platform (17). A guide block (111) is provided inside the housing (1). A guide groove (112) is provided inside the guide block (111). The guide groove (112) is arc-shaped and abuts against the adjustment mechanism (4). The detection mechanism (3) includes a support rod (31) set on a rotating table (17), a rotating head (32) set below the support rod (31), a camera (33) set on the rotating head (32), the camera (33) being used to scan the weld; a second pivot pin (35) set on the rotating head (32), a second pull rod (34) set on the second pivot pin (35), the end of the second pull rod (34) being connected to the adjustment mechanism (4); a feeding pipe (38) set on the rotating table (17), a support block (39) set on the feeding pipe (38), an adsorption chamber (36) set at the bottom of the feeding pipe (38), a suction port (37) opened on the adsorption chamber (36), the suction port (37) being used to adsorb the metal powder after welding; and the support block (39) being connected to the adjustment mechanism (4). The adjusting mechanism (4) includes a first abutment (45) abutting against the guide groove (112), the first abutment sliding on the rotating table (17), a sliding plate (41) provided on one side of the adsorption chamber (36), a slider (410) provided on the sliding plate (41), the slider (410) sliding in the adsorption chamber (36); a first elastic element (46) sleeved on the first abutment (45), the first elastic element (46) being used to push the first abutment (45) to reset; a second abutment (47) provided inside the rotating table (17), the end of the second abutment (47) pressing against the end of the first abutment (45), the second abutment (47) sleeved on the second abutment (47) There is a second elastic element (48), which is used to push the second abutment (47) to reset. The end of the second abutment (47) is provided with a third pull rod (42), and a limit pin (44) is provided on the third pull rod (42). A second sliding groove (43) is provided on the third pull rod (42), and an adjusting pin is connected inside the second sliding groove (43). A rotating groove (411) is provided on the third pull rod (42), and the rotating groove (411) is connected to the support rod (31) by a rotating pin. A limit groove (49) is opened on the support block (39), and the limit pin (44) slides inside the limit groove (49). The limit groove (49) is an arc-shaped structure.

2. The pressure vessel welding quality inspection device according to claim 1, characterized in that, The discharge mechanism (2) includes a discharge component and a pushing component. The discharge component is used to discharge material downwards, and the pushing component is used to push the discharge component to move. The discharge assembly includes an extrusion cylinder (21) disposed inside a rotating table (17). A discharge frame (23) is disposed inside the extrusion cylinder (21). A discharge plate (24) is disposed inside the discharge frame (23). A discharge groove (213) is disposed inside the discharge frame (23). One end of the discharge plate (24) rotates around the discharge frame (23). A pull groove (25) is provided on the discharge plate (24). A receiving groove is provided on the inner wall of the discharge frame (23). The receiving groove is used to receive the discharge plate (24). The discharge plate (24) engages with the locking mechanism (5). The discharge plate (24) rotates downward to discharge metal powder. An anti-clogging hole (215) is provided on the extrusion cylinder (21). The anti-clogging hole (215) is used to discharge metal powder.

3. The pressure vessel welding quality inspection device according to claim 2, characterized in that, The pushing assembly includes an extrusion rod (214) disposed inside the extrusion cylinder (21), an extrusion block (22) disposed below the extrusion cylinder (21), a first rotating rod (212) disposed above the extrusion rod (214), a first pivot pin (211) disposed on the first rotating rod (212), the first pivot pin (211) disposed on the extrusion cylinder (21), and a first sliding groove (210) disposed on the first rotating rod (212); a through groove is formed on the first rotating rod (212). 29), the through groove (29) is connected to the first slide groove (210); a pull ball (26) is provided inside the pull groove (25), the pull ball (26) slides inside the pull groove (25), a first pull rod (27) is provided on the pull ball (26), and a first connecting pin (28) is provided at the end of the first pull rod (27); the first pull rod (27) passes through the inside of the through groove (29), and the first connecting pin (28) slides inside the first slide groove (210).

4. The pressure vessel welding quality inspection device according to claim 3, characterized in that, The locking mechanism (5) includes a first inner groove (52) and a second inner groove (53) disposed inside the extrusion cylinder (21), and the first inner groove (52) and the second inner groove (53) are perpendicular to each other; a push rod (51) is disposed inside the first inner groove (52), the push rod (51) slides inside the first inner groove (52), and a second connecting pin (54) is disposed at the end of the push rod (51); an inner cavity (58) is opened on the feeding frame (23), and a third elastic element (57) is opened inside the inner cavity (58). A locking rod (56) is provided inside the second inner groove (53). A third elastic element (57) is sleeved on the locking rod (56). The third elastic element (57) is located inside the inner cavity (58). The third elastic element (57) is used to push the locking rod (56) to reset. A locking hole (59) is provided on the feed plate (24). The locking rod (56) is engaged with the locking hole (59). A connecting groove (55) is provided on the locking rod (56). The second connecting pin (54) slides inside the connecting groove (55).

5. The pressure vessel welding quality inspection device according to claim 4, characterized in that, The housing (1) is provided with two support plates (12), and the support plates (12) are provided with adjusting rods (11). The adjusting rods (11) are used to drive the support plates (12) to move. The support plates (12) are provided with guide rods (13). The rotating table (17) is provided with a fan (16), and the fan (16) is connected to the feed pipe (38).

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