A detection device and method thereof

Abstract

The present application belongs to the technical field of weld detection, and particularly relates to a detection device and method. In view of the problem that the existing automobile accessory weld detection device has poor detection effect on internal corner welds on the accessory, the following scheme is proposed, which comprises a tooling table, the bottom of the tooling table is fixedly connected with two symmetrical supports, the upper side of the tooling table is fixedly connected with a hanger, the outside of the hanger is provided with an ultrasonic probe, the upper side of the tooling table is provided with two symmetrical clamps, and the outside of the clamps is provided with the same angle adjusting module. The detection device and method can quickly and conveniently detect the welds on the internal corner of the automobile accessory, the angle of the accessory is adjusted, the welds on the internal corner of the accessory can be completely exposed, the ultrasonic probe can be effectively attached to the welds, the device can fully detect the quality of the welds, and the detection accuracy of the welds is ensured while the detection effect is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of weld detection, in particular to a detection device and method thereof. BACKGROUND

[0002] Weld detection is a key link to guarantee welding quality and safety, mainly divided into non-destructive testing and destructive testing, common non-destructive methods include: visual, penetration, magnetic powder, ultrasonic and radiographic testing, among which ultrasonic is sensitive to internal cracks, and radiographic results are intuitive, the general process is preparation, implementation, evaluation and report, and the development trend is digitalization, intelligentization and automation detection.

[0003] Since the welds may be located on the inside corners of some automobile parts, the conventional weld detection equipment cannot effectively obtain good detection effect on these inside corner welds, resulting in errors in the weld detection results, adversely affecting the weld detection accuracy, and also leaving hidden dangers for the use of the parts on the automobile. SUMMARY

[0004] The present application discloses a detection device and method thereof, which aims to solve the technical problem of poor detection effect of the existing automobile part weld detection equipment on the inside corner welds located on the parts in the background art.

[0005] The detection device provided by the present application comprises a tooling table, the bottom of the tooling table is fixedly connected with two symmetrical supports, the upper side of the tooling table is fixedly connected with a hanging bracket, the outside of the hanging bracket is provided with an ultrasonic probe, the upper side of the tooling table is provided with two symmetrical clamps, the outside of the clamps is provided with the same angle adjusting module, the angle adjusting module comprises two symmetrical annular tracks, the outside of the two annular tracks is fixedly connected with two connecting frames, the outside of the two connecting frames is provided with a circular opening, the inner wall of the circular opening is slidably connected with a lifting shaft, two symmetrical movable blocks are arranged between the two annular tracks, the two clamps are respectively located outside the two movable blocks, and the ultrasonic probes are located above the two clamps.

[0006] In one preferred scheme, the outer part of the two movable blocks is in sliding connection with the inner wall of the annular track, two symmetrical arc-shaped synchronous plates are arranged between the two annular tracks, the outer part of the arc-shaped synchronous plate is fixedly connected with the side opposite to the outer part of the annular track on the same side, a circular hole is formed in the movable block, a hydraulic rod two is movably connected with the inner wall of the circular hole, and the output end of the hydraulic rod two is fixedly connected with the outer part of the clamp on the same side; the side away from the clamp of the two movable blocks is fixedly connected with a driving motor, the output end of the driving motor is connected with the outer part of the hydraulic rod two on the same side through a shaft coupling, the side close to the clamp of the movable block is fixedly connected with a restraint frame, the inner wall of the restraint frame is fixedly connected with a rotating motor, and the output end of the rotating motor is connected with a transmission gear through a shaft coupling; the side opposite to the clamp of the two clamps is fixedly connected with a rubber pad, the outer part of one annular track is fixedly connected with an internal gear ring, the transmission gear is in meshing connection with the internal gear ring, the upper side of the tool table is fixedly connected with two symmetrical stands, two symmetrical sliding grooves are formed in the inner wall of the stand, the inner wall of the two sliding grooves on the same side is in sliding connection with the same mounting plate, the upper side of the tool table is fixedly connected with two symmetrical hydraulic rods one, the output end of the hydraulic rod one is fixedly connected with a connecting seat, the side opposite to the outer part of the mounting plate on the same side is fixedly connected with the connecting seat, and a notch is formed in the mounting plate, the inner wall of the notch is in sliding connection with the outer part of the lifting shaft on the same side; the outer part of the two lifting shafts is provided with a containing frame, the side opposite to the outer part of the mounting plate on the same side is fixedly connected with the containing frame, the outer part of the lifting shaft is movably connected with an inclined block two, the outer part of the inclined block two is movably connected with the inner wall of the containing frame, the outer part of the containing frame is provided with an arc-shaped groove, the arc-shaped groove is movably connected with an adjusting rod, the side opposite to the outer part of the inclined block two is fixedly connected with the adjusting rod, and the outer part of the lifting shaft is fixedly connected with an inclined block one, the inclined block one is symmetrical to the inclined block two on the same side, and the outer part of the inclined block one is movably connected with the inner wall of the containing frame; the outer part of the two lifting shafts is movably connected with a locking gear one, the side opposite to the inner wall of the link frame is fixedly connected with the locking gear one, the outer part of the lifting shaft is fixedly connected with a locking gear two, the side opposite to the locking gear one is clamped with the locking gear two, and the outer part of the lifting shaft is movably connected with a guide frame, the outer part of the guide frame is fixedly connected with the outer part of the containing frame on the same side; the outer part of the two lifting shafts is fixedly connected with a contact plate, the contact plate is located on the side of the containing frame away from the link frame, the outer part of the lifting shaft is surrounded with a spring one, one end of the spring one is fixedly connected with the outer part of the contact plate on the same side, and the other end is fixedly connected with the outer part of the guide frame on the same side; the upper side of the hanging bracket is provided with a cutting groove, the inner wall of the cutting groove is fixedly connected with a rectangular frame, the inner wall of the rectangular frame is movably connected with a sliding sleeve, the upper side of the hanging bracket is fixedly connected with a linear motor, the output end of the linear motor is fixedly connected with a transmission plate, and the side away from the linear motor of the transmission plate is fixedly connected with the outer part of the sliding sleeve.The inner wall of the sliding sleeve is fixedly connected with a hydraulic rod three, the output end of the hydraulic rod three is fixedly connected with a containing cylinder, the inner wall of the containing cylinder is slidably connected with the outside of the ultrasonic probe, and the top inner wall of the containing cylinder is fixedly connected with a return spring, one end of the return spring close to the ultrasonic probe is fixedly connected with the upper side of the ultrasonic probe.

[0007] A detection method using the detection device as described above, comprising the following steps:

[0008] Step one, place the automobile parts to be detected between the two clamps, and clamp the parts using the clamp;

[0009] Step two, according to the position of the weld on the parts, adjust the angle of the parts using the angle adjusting module, so that the weld can face the ultrasonic probe;

[0010] Step three, extend the ultrasonic probe into the parts, so that the ultrasonic probe can detect the weld at the inside corner position of the parts.

[0011] As can be seen from the above, the detection device provided by the application can quickly and conveniently detect the weld on the inside corner of the automobile parts, and by adjusting the angle of the parts, the weld on the inside corner of the parts can be completely exposed, so that the ultrasonic probe can effectively adhere to the weld, and the device can fully detect the quality of the weld, ensuring the detection accuracy of the weld and improving the detection effect. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a whole structure schematic view of the detection device provided by the application;

[0013] Figure 2 It is a front view structure schematic view of the detection device provided by the application;

[0014] Figure 3 It is an angle adjusting module structure schematic view of the detection device provided by the application;

[0015] Figure 4 It is a lifting shaft structure schematic view of the detection device provided by the application;

[0016] Figure 5 It is a containing frame structure schematic view of the detection device provided by the application;

[0017] Figure 6 It is a movable block structure schematic view of the detection device provided by the application;

[0018] Figure 7 It is a rectangular frame structure schematic view of the detection device provided by the application.

[0019] In the figure: 1, tooling table; 2, support; 3, clamp; 4, hanging bracket; 5, ultrasonic probe; 6, angle adjustment module; 601, annular track; 602, stand; 603, sliding groove; 604, mounting plate; 605, hydraulic rod one; 606, connecting seat; 607, lifting shaft; 608, adapter frame; 609, containing frame; 610, inclined block one; 611, inclined block two; 612, adjusting rod; 613, arc-shaped groove; 614, guide frame; 615, contact plate; 616, spring one; 617, locking gear one; 618, locking gear two; 619, movable block; 620, hydraulic rod two; 621, rubber pad; 622, arc-shaped synchronous plate; 623, drive motor; 624, constraint frame; 625, rotating motor; 626, transmission gear; 627, inner tooth ring; 628, rectangular frame; 629, sliding sleeve; 630, linear motor; 631, transmission plate; 632, hydraulic rod three; 633, containing cylinder; 634, return spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all.

[0021] The detection equipment disclosed by the present application is mainly applied to the scene where the existing automobile accessory weld detection equipment has poor detection effect on the internal corner weld located on the accessory.

[0022] Referring to Figures 1-7 A detection equipment, comprising a tooling table 1, the bottom of the tooling table 1 is connected with two symmetrical supports 2 through bolts, the upper side of the tooling table 1 is connected with a hanging bracket 4 through bolts, the outside of the hanging bracket 4 is provided with an ultrasonic probe 5, and the upper side of the tooling table 1 is provided with two symmetrical clamps 3, the outside of the clamp 3 is provided with the same angle adjustment module 6, the angle adjustment module 6 comprises two symmetrical annular tracks 601, the outside of the two annular tracks 601 is connected with two adapter frames 608 through bolts, the outside of the two adapter frames 608 is provided with a circular port, the circular port inner wall is slidably connected with a lifting shaft 607, two symmetrical movable blocks 619 are arranged between the two annular tracks 601, the two clamps 3 are located outside the two movable blocks 619, and the ultrasonic probe 5 is located above the two clamps 3.

[0023] Specifically, the device can quickly and conveniently detect the weld on the internal corner of the automobile accessory by using the angle adjustment module 6, the weld on the internal corner of the accessory can be completely exposed by adjusting the angle of the accessory, the ultrasonic probe 5 can be effectively attached to the weld, and the device can fully detect the quality of the weld, thereby ensuring the weld detection precision and improving the detection effect.

[0024] Referring to Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7In a preferred implementation, the outer part of the two movable blocks 619 is in sliding connection with the inner wall of the annular track 601, two symmetrical arc-shaped synchronous plates 622 are arranged between the two annular tracks 601, the outer part of the arc-shaped synchronous plate 622 is in bolted connection with the side opposite to the outer part of the annular track 601 on the same side, a circular hole is formed in the movable block 619, a hydraulic rod two 620 is in rotary connection with the inner wall of the circular hole through a bearing, and the output end of the hydraulic rod two 620 is in bolted connection with the outer part of the clamp 3 on the same side; the side, away from the clamp 3, of the two movable blocks 619 is in bolted connection with a driving motor 623, the output end of the driving motor 623 is in connection with the outer part of the hydraulic rod two 620 on the same side through a shaft coupling, the side, close to the clamp 3, of the movable block 619 is in bolted connection with a constraint frame 624, the inner wall of the constraint frame 624 is in bolted connection with a rotary motor 625, and the output end of the rotary motor 625 is in connection with a transmission gear 626 through a shaft coupling; the side, opposite to each other, of the two clamps 3 is in bolted connection with a rubber pad 621, the outer part of one annular track 601 is in bolted connection with an inner tooth ring 627, the transmission gear 626 is in meshing connection with the inner tooth ring 627, and the upper side of the tool table 1 is in bolted connection with two symmetrical stands 602, two symmetrical sliding grooves 603 are formed in the inner wall of the stand 602, the inner wall of the two sliding grooves 603 on the same side is in sliding connection with the same mounting plate 604, the upper side of the tool table 1 is in bolted connection with two symmetrical hydraulic rods one 605, the output end of the hydraulic rod one 605 is in bolted connection with a connecting seat 606, the connecting seat 606 is in bolted connection with the side, opposite to the outer part of the mounting plate 604, on the same side, and a notch is formed in the mounting plate 604, and the inner wall of the notch is in sliding connection with the outer part of the lifting shaft 607 on the same side; the outer part of the two lifting shafts 607 is provided with a containing frame 609, the containing frame 609 is in bolted connection with the side, opposite to the outer part of the mounting plate 604, on the same side, the outer part of the lifting shaft 607 is in sliding connection with an inclined block two 611, the outer part of the inclined block two 611 is in rotary connection with the inner wall of the containing frame 609 through a bearing, the outer part of the containing frame 609 is provided with an arc-shaped groove 613, an adjusting rod 612 is in sliding connection with the arc-shaped groove 613, the side, opposite to the outer part of the inclined block two 611, of the adjusting rod 612 is in bolted connection, and the outer part of the lifting shaft 607 is in bolted connection with an inclined block one 610, the inclined block one 610 and the inclined block two 611 on the same side are mutually symmetrical, and the inclined block one 610 and the inner wall of the containing frame 609 are in sliding connection.The outer part of the two lifting shafts 607 is slidably connected with a locking gear one 617, the locking gear one 617 is connected with the inner wall of the opposite side of the connecting frame 608 through bolts, the outer part of the lifting shaft 607 is connected with a locking gear two 618 through bolts, the locking gear two 618 is clamped with the opposite side of the locking gear one 617, and the outer part of the lifting shaft 607 is slidably connected with a guide frame 614, the outer part of the guide frame 614 is connected with the outer part of the containing frame 609 on the same side through bolts; the outer part of the two lifting shafts 607 is connected with a contact plate 615 through bolts, the contact plate 615 is located on the side of the containing frame 609 away from the connecting frame 608, the outer part of the lifting shaft 607 is surrounded with a spring one 616, one end of the spring one 616 is connected with the outer part of the contact plate 615 on the same side through bolts, and the other end is connected with the outer part of the guide frame 614 on the same side through bolts; the upper side of the hanging bracket 4 is provided with a cutting groove, the inner wall of the cutting groove is connected with a rectangular frame 628 through bolts, the inner wall of the rectangular frame 628 is slidably connected with a sliding sleeve 629, and the upper side of the hanging bracket 4 is connected with a linear motor 630 through bolts, the output end of the linear motor 630 is connected with a transmission plate 631 through bolts, and the side of the transmission plate 631 away from the linear motor 630 is connected with the outer part of the sliding sleeve 629 through bolts; the inner wall of the sliding sleeve 629 is connected with a hydraulic rod three 632 through bolts, the output end of the hydraulic rod three 632 is connected with a containing cylinder 633 through bolts, the inner wall of the containing cylinder 633 is slidably connected with the outer part of the ultrasonic probe 5, and the top inner wall of the containing cylinder 633 is connected with a return spring 634 through bolts, one end of the return spring 634 close to the ultrasonic probe 5 is connected with the upper side of the ultrasonic probe 5 through bolts.

[0025] Specifically, after the automobile parts to be detected are placed between the two clamps 3, the hydraulic rod two 620 is started, the output end of the hydraulic rod two 620 is elongated, the rubber pad 621 on the clamp 3 clamps the parts, according to the position of the internal corner on the parts, the rotating motor 625 is started, the rotating motor 625 drives the transmission gear 626 engaged with the inner tooth ring 627 to rotate, the rotating motor 625 drives the movable block 619 connected through the arc-shaped synchronous plate 622 to slide on the annular track 601, so that the parts rotate with the axis of the annular track 601 as the center, the drive motor 623 is started, the drive motor 623 drives the hydraulic rod two 620 to rotate, so that the internal corner weld on the parts faces outward, the adjusting rod 612 is gripped and rotated, the adjusting rod 612 slides in the arc-shaped groove 613 by one hundred and eighty degrees, the inclined block one 610 and the inclined block two 611 are out of the symmetrical state, the inclined surface on the inclined block one 610 slides in the direction of the inclined block two 611 under the elastic force of the spring one 616 and finally fits with the inclined surface on the inclined block two 611, the lifting shaft 607 connected with the mounting plate 604 slides in the direction of the annular track 601, the locking gear two 618 is separated from the locking gear one 617 on the adapter frame 608, the locking state is released, the annular track 601 connected with the adapter frame 608 can rotate, rotating the annular track 601 makes the internal corner on the parts face the ultrasonic probe 5, the adapter frame 608 is locked again according to the above steps, the linear motor 630 is started, the linear motor 630 drives the sliding sleeve 629 connected with the transmission plate 631 to slide in the rectangular frame 628, so that the ultrasonic probe 5 can move to the starting point of the weld, the hydraulic rod three 632 is started, the output end of the hydraulic rod three 632 is elongated, the ultrasonic probe 5 is lightly pressed on the weld, the ultrasonic probe 5 is started, the detection of the weld is started, with the movement of the output end of the linear motor 630, the ultrasonic probe 5 continuously detects the whole weld under the action of the reset spring 634.

[0026] In a specific application scenario, the angle adjustment module 6 is mainly suitable for the angle adjustment link in the angle adjustment process, that is, the angle adjustment module 6 can make the device adjust the angle of the weld on the automobile accessory by using the lifting shaft 607, the connecting frame 608, the annular track 601, the movable block 619 and the hydraulic rod two 620, so that the weld in the accessory internal corner position is quickly and conveniently exposed, the ultrasonic probe 5 can be fully in contact with the weld, and the detection effect is improved; by using the linear motor 630, the sliding sleeve 629, the hydraulic rod three 632, the containing cylinder 633 and the reset spring 634, the ultrasonic probe 5 can be fully attached to the weld during the detection of welds of different shapes and sizes, the adaptability of the device to different types of welds is effectively improved, and the versatility of the device is improved; by using the inclined block one 610, the inclined block two 611, the spring one 616, the locking gear one 617 and the locking gear two 618, the device can efficiently complete the angle adjustment and timely locking of the annular track 601, while ensuring the rapid adjustment of the angle, the resistance of the annular track 601 to external force is also improved, the situation that the annular track 601 is deviated due to external force during the detection of the accessory is avoided, and it is ensured that the weld in the internal corner of the accessory can always face the ultrasonic probe 5.

[0027] A detection method using the detection device as described above, comprising the following steps:

[0028] Step one, place the automobile accessory to be detected between the two clamps 3, and clamp the accessory by using the clamp 3;

[0029] Step two, according to the position of the weld on the accessory, the angle of the accessory is adjusted using the angle adjustment module 6, so that the weld can be directed towards the ultrasonic probe 5 (after placing the automobile accessory to be detected between the two clamps 3, start the hydraulic rod two 620, the output end of the hydraulic rod two 620 is elongated, the rubber pad 621 on the clamp 3 clamps the accessory, according to the position of the inside corner on the accessory, start the rotating motor 625, the rotating motor 625 drives the transmission gear 626 engaged with the internal gear ring 627 to rotate, so that the rotating motor 625 drives the movable block 619 connected through the arc-shaped synchronous plate 622 to slide on the annular track 601, so that the accessory rotates around the axis of the annular track 601, start the drive motor 623, the drive motor 623 drives the hydraulic rod two 620 to rotate, so that the inside corner weld on the accessory faces outward, hold the adjusting rod 612 and rotate, make the adjusting rod 612 slide in the arc-shaped groove 613 for one hundred and eighty degrees, make the inclined surface block one 610 and the inclined surface block two 611 out of symmetry, the inclined surface on the inclined surface block one 610 slides towards the inclined surface block two 611 under the elastic force of the spring one 616 and finally fits with the inclined surface on the inclined surface block two 611, make the lifting shaft 607 slide on the mounting plate 604 towards the annular track 601, make the locking gear two 618 disengage with the locking gear one 617 on the adapter frame 608, release the locking state, make the annular track 601 connected with the adapter frame 608 rotatable, rotate the annular track 601 to make the inside corner on the accessory face the ultrasonic probe 5, lock the adapter frame 608 again according to the above steps, start the linear motor 630, the linear motor 630 drives the sliding sleeve 629 connected with the transmission plate 631 to slide in the rectangular frame 628, so that the ultrasonic probe 5 can move to the starting point of the weld, start the hydraulic rod three 632, the output end of the hydraulic rod three 632 is elongated, lightly press the ultrasonic probe 5 on the weld, start the ultrasonic probe 5, start detecting the weld, with the movement of the output end of the linear motor 630, the ultrasonic probe 5 continuously detects the entire weld under the action of the return spring 634);

[0030] Step three, extend the ultrasonic probe 5 into the accessory, so that the ultrasonic probe 5 can detect the weld at the inside corner position on the accessory.

[0031] The above is only the preferred embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An inspection apparatus comprising a tool table (1), characterized in that The bottom of the tooling table (1) is fixedly connected with two symmetrical supports (2), the upper side of the tooling table (1) is fixedly connected with a hanging bracket (4), the outside of the hanging bracket (4) is provided with an ultrasonic probe (5), and the upper side of the tooling table (1) is provided with two symmetrical clamps (3), the outside of the clamp (3) is provided with the same angle adjusting module (6), the angle adjusting module (6) comprises two symmetrical annular tracks (601), the outside of the two annular tracks (601) is fixedly connected with two link frames (608), the outside of the two link frames (608) is provided with a round mouth, the inner wall of the round mouth is slidably connected with a lifting shaft (607), two symmetrical movable blocks (619) are arranged between the two annular tracks (601), the two clamps (3) are located outside the two movable blocks (619), and the ultrasonic probe (5) is located above the two clamps (3); the outside of the two movable blocks (619) is slidably connected with the inner wall of the annular track (601), two symmetrical arc-shaped synchronous plates (622) are arranged between the two annular tracks (601), the outside of the arc-shaped synchronous plate (622) is fixedly connected with the opposite side of the outside of the annular track (601) on the same side, a round hole is formed in the movable block (619), a hydraulic rod two (620) is movably connected with the inner wall of the round hole, and the output end of the hydraulic rod two (620) is fixedly connected with the outside of the clamp (3) on the same side; a drive motor (623) is fixedly connected to the side, away from the clamp (3), of the two movable blocks (619), the output end of the drive motor (623) is connected with the outside of the hydraulic rod two (620) on the same side through a shaft coupling, a restraint frame (624) is fixedly connected to the side, close to the clamp (3), of the movable block (619), a rotating motor (625) is fixedly connected to the inner wall of the restraint frame (624), and the output end of the rotating motor (625) is connected with a transmission gear (626) through a shaft coupling; an accommodating frame (609) is arranged on the outside of the two lifting shafts (607), the accommodating frame (609) is fixedly connected with the opposite side of the outside of the mounting plate (604) on the same side, a bevel block two (611) is slidably connected with the outside of the lifting shaft (607), the outside of the bevel block two (611) is movably connected with the inner wall of the accommodating frame (609), an arc-shaped groove (613) is arranged on the outside of the accommodating frame (609), an adjusting rod (612) is slidably connected in the arc-shaped groove (613), the opposite side of the adjusting rod (612) and the outside of the bevel block two (611) is fixedly connected, and a bevel block one (610) is fixedly connected with the outside of the lifting shaft (607), the bevel block one (610) and the bevel block two (611) on the same side are mutually symmetrical, and the bevel block one (610) and the inner wall of the accommodating frame (609) are slidably connected.

2. The detection device of claim 1, wherein, Two said clamps (3) opposite side are fixedly connected with rubber pad (621), one of the annular track (601) is fixedly connected with the inner tooth ring (627), the transmission gear (626) is engaged with the inner tooth ring (627), and the upper side of the tool table (1) is fixedly connected with two symmetrical stands (602), the inner wall of the stand (602) is provided with two symmetrical sliding grooves (603), the inner wall of the two sliding grooves (603) on the same side is slidably connected with the same mounting plate (604), the upper side of the tool table (1) is fixedly connected with two symmetrical hydraulic rods (605), the output end of the hydraulic rod (605) is fixedly connected with the connecting seat (606), the connecting seat (606) is fixedly connected with the outer side of the mounting plate (604) on the same side, and the mounting plate (604) is provided with a notch, and the inner wall of the notch is slidably connected with the outer side of the lifting shaft (607) on the same side.

3. A detection device according to claim 2, wherein, Two said lifting shafts (607) are slidably connected with locking gears one (617), the locking gears one (617) are fixedly connected with the inner wall of the connecting frame (608) on the opposite side, the locking gears two (618) are fixedly connected with the outer side of the lifting shaft (607), the locking gears two (618) are fixedly connected with the locking gears one (617) on the opposite side, and the outer side of the lifting shaft (607) is slidably connected with the guide frame (614), and the outer side of the guide frame (614) is fixedly connected with the outer side of the containing frame (609) on the same side.

4. The detection device of claim 3, wherein, Two said lifting shafts (607) are fixedly connected with the contact plate (615), the contact plate (615) is located on the side of the containing frame (609) away from the connecting frame (608), the outer side of the lifting shaft (607) is surrounded by the spring one (616), and one end of the spring one (616) is fixedly connected with the outer side of the contact plate (615) on the same side, and the other end is fixedly connected with the outer side of the guide frame (614) on the same side.

5. A detection device according to claim 4, characterised in that The upper side of the hanger (4) is provided with a cutting groove, the inner wall of the cutting groove is fixedly connected with a rectangular frame (628), the inner wall of the rectangular frame (628) is slidably connected with a sliding sleeve (629), and the upper side of the hanger (4) is fixedly connected with a linear motor (630), the output end of the linear motor (630) is fixedly connected with a transmission plate (631), and the outer side of the transmission plate (631) away from the linear motor (630) is fixedly connected with the outer side of the sliding sleeve (629).

6. A detection device according to claim 5, characterised in that The inner wall of the sliding sleeve (629) is fixedly connected with a hydraulic rod three (632), the output end of the hydraulic rod three (632) is fixedly connected with a containing cylinder (633), the inner wall of the containing cylinder (633) is slidably connected with the outer side of the ultrasonic probe (5), and the inner wall of the containing cylinder (633) is fixedly connected with a reset spring (634), one end of the reset spring (634) close to the ultrasonic probe (5) is fixedly connected with the upper side of the ultrasonic probe (5).

7. A detection method using a detection device according to claim 6, characterized in that, The steps include: Step one, the automobile parts to be detected are placed between the two clamps (3), and the clamps (3) are used to clamp the parts; Step two, according to the position of the weld on the fitting, the angle of the fitting is adjusted using the angle adjustment module (6), so that the weld is directed towards the ultrasonic probe (5); Step three, the ultrasonic probe (5) is inserted into the fitting, so that the ultrasonic probe (5) detects the weld at the inside corner position on the fitting.

Images