DR detection device for welding seam detection of welding machine

Abstract

The utility model discloses a DR detection device for welding seam detection of a welding machine, which comprises a shell, symmetrically distributed fixing blocks are fixedly connected to the upper end in the shell, and the DR detection device further comprises a lifting mechanism; the lifting mechanism comprises a support, a screw, a lifting rod and a turntable, the support is fixedly connected to the lower surface of the interior of the shell, the screw is rotatably connected to the interior of the support, the lifting rod is in threaded connection to the upper end of the screw, the lifting rod is slidably connected to the upper end of the support, and the turntable is rotatably connected to the upper surface of the lifting rod; wherein the upper surface of the turntable is fixedly connected with symmetrically distributed laser detectors, and the laser detectors are bidirectionally and electrically connected with an external single-chip microcomputer. According to the DR detection device for welding seam detection of the welding machine, the welding seam detection position is rapidly changed through the lifting mechanism and the gear; multi-position and multi-angle welding seam detection can be completed without disassembling and assembling materials for many times, the detection efficiency is higher, and the operation is faster.

Description

Technical Field

[0001] The utility model relates to the technical field of weld detection, in particular to a DR detection device for detecting the welds of a welding machine. Background Technique

[0002] A welding machine is a device used for material welding. It uses various fusible alloys (solder) to connect metal components. After the welding machine completes the welding of materials, it is necessary to detect the welded part to ensure the welding quality. Usually, a DR detection device for detecting the welds of a welding machine is used to detect the welds.

[0003] In the prior art, the authorized announcement number CN 106019399 B discloses a weld detection device, a positioning mechanism, which includes: a first clamping member and a second clamping member, the first clamping member and the second clamping member are arranged at intervals; a driving member, the driving member is connected to the first clamping member; a transmission member, the transmission member is arranged between the first clamping member and the second clamping member. When the driving member drives the first clamping member to move in a first direction, the transmission member drives the second clamping member to move in a direction opposite to the first direction under the drive of the first clamping member; a detection mechanism, the detection mechanism is used to detect whether the workpiece is welded. The weld detection device according to the present invention can accurately position the workpiece to be detected, improving the reliability of the detection result.

[0004] The above-mentioned weld detection device can only detect fixed positions when detecting materials. When the position to be detected needs to be changed, the material needs to be removed and reinstalled, and the process is very cumbersome, making it difficult to quickly detect the material in multiple directions. For this reason, we propose a DR detection device for detecting the welds of a welding machine. Content of the Utility Model

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a DR detection device for detecting the welds of a welding machine. The position of weld detection can be quickly changed through a lifting mechanism and a gear, and the multi-position and multi-angle weld detection can be completed without disassembling and reinstalling the material multiple times, with higher detection efficiency and more convenient operation, which can effectively solve the problems in the background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A DR detection device for detecting the welds of a welding machine, including a housing, and symmetrically distributed fixed blocks are fixedly connected to the upper end inside the housing. A lifting mechanism is also included.

[0007] Lifting mechanism: It includes a bracket, a screw rod, a lifting rod and a turntable. The bracket is fixedly connected to the inner lower surface of the housing. The screw rod is rotatably connected inside the bracket. The upper end of the screw rod is threadedly connected to the lifting rod. The lifting rod is slidably connected to the upper end of the bracket. The upper surface of the lifting rod is rotatably connected to the turntable;

[0008] Among them: The upper surface of the turntable is fixedly connected with symmetrically distributed laser detectors. The laser detectors are bidirectionally electrically connected to an external single-chip microcomputer. The position of the weld detection can be quickly changed through the lifting mechanism and the gear, and the multi-position and multi-angle weld detection can be completed without disassembling and assembling the material multiple times, with higher detection efficiency and more rapid operation.

[0009] Further, the middle part of the outer surface of the bracket is rotatably connected with a driven gear. The upper surface of the driven gear is fixedly connected with evenly distributed limiting cylinders. The lower surface of the turntable is fixedly connected with evenly distributed insertion rods. The insertion rods are slidably connected inside the vertically adjacent limiting cylinders, so that the driven gear drives the turntable to rotate.

[0010] Further, a second motor is fixedly connected to the left side of the inner lower surface of the housing. The upper end of the output shaft of the second motor is fixedly connected with a driving gear. The driving gear is meshed with the driven gear. The input end of the second motor is electrically connected to the output end of the external single-chip microcomputer to provide driving force.

[0011] Further, a transmission shaft is rotatably connected inside the housing. A first bevel gear is fixedly connected to the left side of the transmission shaft. A second bevel gear is fixedly connected to the lower end of the screw rod. The first bevel gear is meshed with the second bevel gear to transmit driving force.

[0012] Further, a first motor is fixedly connected to the inner lower surface of the housing. The output shaft of the first motor is fixedly connected to the right end of the transmission shaft. The input end of the first motor is electrically connected to the output end of the external single-chip microcomputer to provide driving force.

[0013] Further, it also includes slide rails. The slide rails are fixedly connected between two fixed blocks. Symmetrically distributed sliders are slidably connected between the two slide rails. The rear side of the right surface of the left slider is fixedly connected with a slide rod. The front side of the left surface of the right slider is also fixedly connected with a slide rod. Avoidance grooves are formed inside the sliders. The slide rods are slidably connected inside the laterally adjacent avoidance grooves. Tooth teeth are formed in the middle of the outer surfaces of the slide rods. A transmission gear is rotatably connected to the upper end inside the housing. The transmission gear is meshed with the tooth teeth. Clamping blocks are fixedly connected to the lower surfaces of the sliders to clamp the material.

[0014] Further, it also includes a connecting rod. The connecting rod is fixedly connected to the left side of the slider. The connecting rod is slidably connected inside the fixed block. A cylinder is fixedly connected to the upper end inside the housing. The telescopic end of the cylinder is fixedly connected to the left end of the connecting rod to provide driving force.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: The DR detection device for welding seam detection of a welding machine has the following advantages:

[0016] The position of the laser detector is changed through the lifting structure, so as to change the detection position. It is not necessary to disassemble and assemble the material multiple times to complete the welding seam detection at multiple positions and angles. The detection efficiency is higher, the operation is faster, and the detection efficiency of the welding seam is greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic structural diagram of the present utility model;

[0018] Figure 2 It is a sectional structural diagram of the present utility model;

[0019] Figure 3 It is a front sectional structural diagram of the present utility model.

[0020] In the figure: 1 housing, 2 laser detector, 3 clamping block, 4 cylinder, 5 fixed block, 6 connecting rod, 7 slider, 8 slide rod, 9 transmission gear, 10 slide rail, 11 lifting mechanism, 111 bracket, 112 screw rod, 113 lifting rod, 114 turntable, 12 motor one, 13 transmission shaft, 14 bevel gear one, 15 bevel gear two, 16 driven gear, 17 limiting cylinder, 18 driving gear, 19 motor two. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-3, this embodiment provides a technical solution: a DR detection device for welding seam detection of a welding machine, including a housing 1. At the upper end inside the housing 1, symmetrically distributed fixing blocks 5 are fixedly connected. It also includes slide rails 10, and the slide rails 10 are fixedly connected between the two fixing blocks 5. Symmetrically distributed sliders 7 are slidably connected between the two slide rails 10. At the rear side of the right surface of the left slider 7, a slide bar 8 is fixedly connected. At the front side of the left surface of the right slider 7, a slide bar 8 is also fixedly connected. Avoidance grooves are formed inside the sliders 7, and the slide bars 8 are slidably connected in the laterally adjacent avoidance grooves. Tooth teeth are formed in the middle of the outer surface of the slide bars 8. At the upper end inside the housing 1, a transmission gear 9 is rotatably connected, and the transmission gear 9 is meshed with the tooth teeth. Clamping blocks 3 are fixedly connected to the lower surfaces of the sliders 7. It also includes a connecting rod 6, and the connecting rod 6 is fixedly connected to the left side of the slider 7. The connecting rod 6 is slidably connected inside the fixing block 5. At the upper end inside the housing 1, a cylinder 4 is fixedly connected, and the telescopic end of the cylinder 4 is fixedly connected to the left end of the connecting rod 6. Place the material to be detected between the two clamping blocks 3. At this time, control the external cylinder to make the piston rod of the cylinder 4 extend. The piston rod pushes the connecting rod 6 to move to the right, driving the left slider 7 to move to the right along the direction of the slide rail 10, making the rear slide bar 8 move to the right. At this time, the slide bar 8 drives the transmission gear 9 to rotate, driving the front slide bar 9 to move to the left along the direction of the slide rail 10, driving the right slider to move to the left, and making the clamping block 3 clamp the material to be detected. It also includes a lifting mechanism 11;

[0023] Lifting mechanism 11: It includes a bracket 111, a screw rod 112, a lifting rod 113, and a turntable 114. The bracket 111 is fixedly connected to the lower surface inside the housing 1. A screw rod 112 is rotatably connected inside the bracket 111. The upper end of the screw rod 112 is threadedly connected to the lifting rod 113. The lifting rod 113 is slidably connected to the upper end of the bracket 111. The upper surface of the lifting rod 113 is rotatably connected to the turntable 114. In the middle of the outer surface of the bracket 111, a driven gear 16 is rotatably connected. Uniformly distributed limiting cylinders 17 are fixedly connected to the upper surface of the driven gear 16. Uniformly distributed inserting rods are fixedly connected to the lower surface of the turntable 114, and the inserting rods are slidably connected in the vertically adjacent limiting cylinders 17. On the left side of the lower surface inside the housing 1, a second motor 19 is fixedly connected. The upper end of the output shaft of the second motor 19 is fixedly connected to a driving gear 18, and the driving gear 18 is meshed with the driven gear 16. The input end of the second motor 19 is electrically connected to the output end of an external single-chip microcomputer. A transmission shaft 13 is rotatably connected inside the housing 1. A first bevel gear 14 is fixedly connected to the left side of the transmission shaft 13. A second bevel gear 15 is fixedly connected to the lower end of the screw rod 112, and the first bevel gear 14 is meshed with the second bevel gear 15. On the lower surface inside the housing 1, a first motor 12 is fixedly connected. The output shaft of the first motor 12 is connected to the right end of the transmission shaft 13, and the input end of the first motor 12 is electrically connected to the output end of an external single-chip microcomputer;

[0024] Among them: The upper surface of the turntable 114 is fixedly connected with symmetrically distributed laser detectors 2. The laser detectors 2 are bidirectionally electrically connected to an external single-chip microcomputer. When it is necessary to detect different positions of the material, operate the external single-chip microcomputer to turn on the first motor 12. The first motor 12 starts, and the output shaft of the first motor 12 drives the transmission shaft 13 to rotate, driving the first bevel gear 14 to rotate, causing the second bevel gear 15 to rotate, driving the screw rod 112 to rotate, causing the lifting rod 113 to move upward, driving the laser detector to move vertically. Control the external single-chip microcomputer to turn on the second motor 19. The second motor 19 starts, and the output shaft of the second motor 19 rotates to drive the driving gear 18 to rotate, causing the driven gear 16 to rotate, driving the turntable 114 to rotate, and completing the adjustment of the detection angle.

[0025] The working principle of a DR detection device for welding seam detection provided by the present utility model is as follows: When performing welding seam detection, place the material to be detected between two clamping blocks 3. At this time, control the external cylinder to make the piston rod of the cylinder 4 extend. The piston rod pushes the connecting rod 6 to move to the right, driving the left slider 7 to move to the right along the direction of the slide rail 10, causing the rear slide bar 8 to move to the right. At this time, the slide bar 8 drives the transmission gear 9 to rotate, driving the front slide bar 9 to move to the left along the direction of the slide rail 10, driving the right slider to move to the left, and making the clamping block 3 clamp the material to be detected. At this time, control the external single-chip microcomputer to start the laser detector 2 to detect the welding seam on the surface of the material and transmit the detection result to the external single-chip microcomputer. When it is necessary to detect different positions of the material, operate the external single-chip microcomputer to turn on the first motor 12. The first motor 12 starts, and the output shaft of the first motor 12 drives the transmission shaft 13 to rotate, driving the first bevel gear 14 to rotate, causing the second bevel gear 15 to rotate, driving the screw rod 112 to rotate, causing the lifting rod 113 to move upward, driving the laser detector to move vertically. Control the external single-chip microcomputer to turn on the second motor 19. The second motor 19 starts, and the output shaft of the second motor 19 rotates to drive the driving gear 18 to rotate, causing the driven gear 16 to rotate, driving the turntable 114 to rotate forward and backward by a maximum of 180 degrees, and completing the adjustment of the detection angle.

[0026] It should be noted that in the above embodiments, the first motor 12 selected is a 180M - 21520C5 - E servo motor, the second motor 19 selected is an MPL - B230P - VJ74AA motor, and the laser detector 2 selected is a SMART - 5001 multi - frequency array eddy current detector. The external single - chip microcomputer controls the operation of the first motor 12, the second motor 19, and the laser detector 2 using common methods in the existing technology.

[0027] The above are only embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. Any equivalent structural or equivalent process transformation made using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present utility model.

Claims

1. A DR detection device for welding seam detection of a welding machine, including a housing (1), and symmetrically distributed fixing blocks (5) are fixedly connected to the upper end inside the housing (1), and it is characterized in that: It also includes a lifting mechanism (11); Lifting mechanism (11): It includes a bracket (111), a screw rod (112), a lifting rod (113) and a turntable (114). The bracket (111) is fixedly connected to the inner lower surface of the housing (1). The screw rod (112) is rotatably connected inside the bracket (111). The upper end of the screw rod (112) is threadedly connected to the lifting rod (113). The lifting rod (113) is slidably connected to the upper end of the bracket (111). The upper surface of the lifting rod (113) is rotatably connected to the turntable (114); Among them: The upper surface of the turntable (114) is fixedly connected with symmetrically distributed laser detectors (2), and the laser detectors (2) are bidirectionally electrically connected to an external single-chip microcomputer.

2. The DR detection device for welding seam detection of a welding machine according to claim 1, wherein: The middle part of the outer surface of the bracket (111) is rotatably connected with a driven gear (16). The upper surface of the driven gear (16) is fixedly connected with uniformly distributed limiting cylinders (17). The lower surface of the turntable (114) is fixedly connected with uniformly distributed insertion rods, and the insertion rods are slidably connected inside the vertically adjacent limiting cylinders (17).

3. The DR detection device for welding seam detection of a welding machine according to claim 2, wherein: The left side of the inner lower surface of the housing (1) is fixedly connected with a second motor (19). The upper end of the output shaft of the second motor (19) is fixedly connected with a driving gear (18). The driving gear (18) is meshed with the driven gear (16). The input end of the second motor (19) is electrically connected to the output end of the external single-chip microcomputer.

4. The DR detection device for welding seam detection of a welding machine according to claim 1, characterized in that: A transmission shaft (13) is rotatably connected inside the housing (1). A first bevel gear (14) is fixedly connected to the left side of the transmission shaft (13). The lower end of the screw rod (112) is fixedly connected with a second bevel gear (15). The first bevel gear (14) is meshed with the second bevel gear (15).

5. The DR detection device for welding seam detection of a welding machine according to claim 4, wherein: A first motor (12) is fixedly connected to the inner lower surface of the housing (1). The output shaft of the first motor (12) is fixedly connected to the right end of the transmission shaft (13). The input end of the first motor (12) is electrically connected to the output end of the external single-chip microcomputer.

6. The DR detection device for welding seam detection of a welding machine according to claim 1, wherein: It also includes slide rails (10). The slide rails (10) are fixedly connected between two fixed blocks (5). Symmetrically left and right sliders (7) are slidably connected between the two slide rails (10). The rear side of the right surface of the left slider (7) is fixedly connected with a slide bar (8). The front side of the left surface of the right slider (7) is also fixedly connected with a slide bar (8). Avoidance grooves are formed inside the sliders (7). The slide bars (8) are slidably connected inside the horizontally adjacent avoidance grooves. Teeth are formed in the middle of the outer surfaces of the slide bars (8). A transmission gear (9) is rotatably connected to the upper end inside the housing (1). The transmission gear (9) is meshed with the teeth. Clamping blocks (3) are fixedly connected to the lower surfaces of the sliders (7).

7. The DR detection device for welding seam detection of a welding machine according to claim 6, characterized in that: It also includes a connecting rod (6). The connecting rod (6) is fixedly connected to the left side of the slider (7). The connecting rod (6) is slidably connected inside the fixed block (5). A cylinder (4) is fixedly connected to the upper end inside the housing (1). The telescopic end of the cylinder (4) is fixedly connected to the left end of the connecting rod (6).

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