Intelligent tracking and correcting system for welding seam of spiral pipe

Abstract

The utility model relates to an intelligent tracking and correcting system for a spiral pipe welding seam, and belongs to the technical field of welding. The welding device mainly comprises a supporting table, a vertical sliding mechanism, a horizontal sliding mechanism, a welding wire conveying mechanism, a welding gun, a welding wire, a V-shaped limiting plate, a medicament conveying hose, a connecting rod, a laser visual sensor and a controller. The position of the vertical sliding mechanism is adjusted to achieve up-and-down movement of the horizontal sliding mechanism, the horizontal sliding mechanism is adjusted to achieve left-and-right movement of the welding wire conveying mechanism, a welding wire of a welding gun is aligned to a welding seam of the spiral steel pipe, and the laser vision sensor scans the position of the welding seam. The purpose of continuously controlling the position of the welding wire is achieved through control of the controller, the welding wire is always located in the center of the welding seam, the agent conveying hose conveys welding powder needed by welding to the V-shaped limiting plate, the welding wire and the welding powder are matched to achieve welding of the welding seam, automatic tracking welding of the spiral pipe welding seam is achieved, and the body health of personnel is guaranteed. And the production efficiency and the product percent of pass are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to welding technical field, concretely relates to a spiral pipe welding seam intelligent tracking correction system. BACKGROUND

[0002] In the production process of spiral steel pipe, the steel plate is delivered into the former by the delivery machine, and is extruded into the spiral steel pipe semi-finished product with spiral welding seam through the former, and then is placed on the roller support to weld the welding seam by submerged arc welding.

[0003] When the welding deviation occurs, the operator needs to adjust the position of the welding wire in real time, so that the welding point can always be kept in the center position of the welding seam. The original manual operation has a poor working environment during the working process of the operator, which is not conducive to the health of the worker. Moreover, in the actual welding process, the worker cannot timely find the welding deviation phenomenon, and even if the welding deviation is found, the manual adjustment of the worker is relatively slow, which causes poor welding effect, and in severe cases, the complete welding deviation phenomenon occurs, which cannot guarantee the welding quality of the spiral steel pipe, and is easy to cause defects such as incomplete penetration of the welding deviation, and causes the decrease of the qualified rate of the finished product. Therefore, the spiral pipe welding seam intelligent tracking correction system is proposed. SUMMARY

[0004] In order to overcome the problems that in the existing production process of spiral steel pipe, the position of the welding wire and the welding seam needs to be adjusted manually, which is not conducive to the health of the worker, and at the same time cannot guarantee the welding quality of the spiral steel pipe, and is easy to cause defects such as incomplete penetration of the welding deviation, and causes the decrease of the qualified rate of the finished product, the utility model provides a spiral pipe welding seam intelligent tracking correction system; the position of the vertical sliding mechanism is adjusted to realize the up-down movement of the horizontal sliding mechanism, the horizontal sliding mechanism is adjusted to realize the left-right movement of the welding wire conveying mechanism, the welding wire of the welding gun is aligned with the welding seam of the spiral steel pipe, the laser vision sensor scans the welding seam position, the continuous sampling signal is controlled by the controller to achieve the purpose of continuous control of the position of the welding wire, the welding wire is always kept in the center position of the welding seam, the welding powder required for welding is conveyed to the V-shaped limiting plate by the medicine delivery hose, the welding wire and the welding powder cooperate to realize the welding of the welding seam, the automatic tracking welding of the spiral pipe welding seam is realized, the health of the personnel is protected, and the production efficiency and the product qualified rate are improved.

[0005] In order to achieve the above object, the utility model is through the following technical scheme realizes: a helical tube welding seam intelligent tracking correction system mainly includes support platform, vertical slip mechanism, horizontal slip mechanism, welding wire conveying mechanism, welding torch, welding wire, V type limiting plate, medicament delivery hose, connecting rod, laser vision sensor, controller, vertical slip mechanism installs on the support platform, horizontal slip mechanism installs on the vertical slip mechanism, welding wire conveying mechanism installs horizontal slip mechanism, welding torch installs at the bottom of welding wire conveying mechanism, welding wire passes through welding wire conveying mechanism and is connected with the welding torch, V type limiting plate installs at the bottom of welding wire conveying mechanism, medicament delivery hose is connected with V type limiting plate, connecting rod installs at the end of welding wire conveying mechanism, laser vision sensor installs on the connecting rod, controller installs on the support platform, vertical slip mechanism, horizontal slip mechanism and laser vision sensor all are connected with the controller.

[0006] The vertical slip mechanism includes a slide rail, a lead screw, a drive motor, a first sliding block, a second sliding block, an I-shaped connecting plate, and a connecting plate.

[0007] The horizontal slip mechanism includes a side plate, a horizontal slide rail, a horizontal lead screw, a motor, and a horizontal sliding block.

[0008] The welding wire conveying mechanism includes a right-angle connecting plate, a connecting frame, a guide pipe, a driving wheel, a driven wheel, and a second motor.

[0009] The laser vision sensor, the drive motor, the motor, and the second motor are electrically connected with the controller.

[0010] The utility model discloses the beneficial effect has:

[0011] The spiral steel pipe welding device can automatically track the position of the welding seam, can automatically adjust the position of the vertical sliding mechanism to realize the up-down movement of the horizontal sliding mechanism, can realize the left-right movement of the welding wire conveying mechanism by adjusting the horizontal sliding mechanism, finally makes the welding wire of the welding gun align with the welding seam of the spiral steel pipe, realizes preliminary positioning, after preliminary positioning, the laser vision sensor scans the position of the welding seam, through continuous sampling signals, the purpose of continuously controlling the position of the welding wire is achieved by the controller, the welding wire is always in the center position of the welding seam, the medicament conveying hose conveys the welding powder required for welding to the V-shaped limiting plate, the welding wire and the welding powder cooperate to realize the welding of the welding seam, the automatic tracking welding of the spiral pipe welding seam can be realized, the influence of human factors is reduced, the health of personnel is protected, and the production efficiency and product qualification rate are improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is the isometric view of the utility model.

[0013] Figure 2 is the three-dimensional view of the utility model Figure One .

[0014] Figure 3 is the three-dimensional view of the utility model Figure Two .

[0015] Figure 4 is Figure 3 the local enlarged view of A in the figure.

[0016] Figure 5 is the three-dimensional view of the utility model Figure Three .

[0017] Figure 6 is the three-dimensional view of the utility model Figure Four .

[0018] Figure 7 is Figure 6 the local enlarged view of B in the figure.

[0019] Figure 8 is the three-dimensional view of the utility model Figure Five . DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and beneficial effects of the utility model more clear, the preferred embodiments of the utility model will be described in detail below with reference to the drawings, so as to facilitate the understanding of the technical personnel.

[0021] The utility model discloses a kind of spiral tube welding weld intelligent tracking correction systems, the welding weld intelligent tracking correction system of a kind of spiral tube mainly includes support platform 1, vertical sliding mechanism 2, horizontal sliding mechanism 3, welding wire conveying mechanism 4, welding torch 5, welding wire 6, V type limiting plate 7, medicament delivery hose 8, connecting rod 9, laser vision sensor 10, controller 11, the vertical sliding mechanism 2 is installed on support platform 1, horizontal sliding mechanism 3 is installed on vertical sliding mechanism 2, welding wire conveying mechanism 4 is installed on horizontal sliding mechanism 3, welding torch 5 is installed at the bottom end of welding wire conveying mechanism 4, welding wire 6 is connected with welding torch 5 by being threaded through welding wire conveying mechanism 4, V type limiting plate 7 is installed at the bottom end of welding wire conveying mechanism 4, medicament delivery hose 8 is connected with V type limiting plate 7, connecting rod 9 is installed at the end of welding wire conveying mechanism 4, laser vision sensor 10 is installed on connecting rod 9, controller 11 is installed on support platform 1.

[0022] Before welding, first adjust the position of welding torch 5 and welding wire 6, staff controls driving motor 23, motor 34 to open by controller 11, driving motor 23 drives screw rod 22 to rotate, to drive first sliding block 24, second sliding block 25, I-shaped connecting plate 26, connecting plate 27 to move up and down on slide rail 21, screw rod 22, realize the height adjustment of welding torch 5 and welding wire 6, motor 34 drives horizontal screw rod 33 to rotate, to drive horizontal sliding block 35 to move left and right on horizontal slide rail 32, horizontal screw rod 33, realize the adjustment of welding torch 5 and welding wire 6 horizontal position, finally make the welding wire 6 of welding torch align the weld of spiral steel pipe, when the weld of spiral pipe is welded, second motor 46 drives driving wheel 44 to rotate, welding wire 6 extends to limiting groove 441 by being threaded through guide pipe 43, driving wheel 44, driven wheel 45 rotation drives welding wire 6 to move downward, guarantee welding wire 6 continuous delivery to welding torch 5 to weld seam, laser vision sensor 10 scans weld position, by the sampling signal of constantly, by controller 11 control reaches the purpose of continuous control welding wire 6 position, always let welding wire 6 be in the center position of weld, medicament delivery hose 8 delivers the welding powder needed by welding to V type limiting plate 7, welding wire 6 and welding powder cooperate and realize the welding of weld, can realize the automatic tracking welding of spiral tube weld, reduce the influence of artificial factor, guarantee personnel health, improve production efficiency and product qualification rate.

[0023] As Figure 2 , Figure 3 , Figure 4 , Figure 6 , Figure 7As shown, the vertical sliding mechanism 2 includes a slide rail 21, a screw rod 22, a drive motor 23, a first slider 24, a second slider 25, an I-shaped connecting plate 26, and a connecting plate 27. The slide rail 21 is installed on both sides of the support platform 1. The interior of the support platform 1 is a cavity structure. The screw rod 22 can be rotatably installed inside the support platform 1. The drive motor 23 is installed at the top of the support platform 1. The screw rod 22 passes through the top of the support platform 1 and is connected to the drive motor 23. The first slider 24 can be slidably installed inside the screw rod 22. The second slider 25 It can be slidably installed on the slide rail 21, the I-shaped connecting plate 26 is installed on the top of the first slider 24, and the connecting plate 27 connects the second slider 25 to the I-shaped connecting plate 26; when it is necessary to adjust the height of the welding gun 5, the staff controls the drive motor 23 to start through the controller 11, and the drive motor 23 drives the screw rod 22 to rotate, thereby driving the first slider 24, the second slider 25, the I-shaped connecting plate 26, and the connecting plate 27 to move up and down on the slide rail 21 and the screw rod 22 to achieve the adjustment of the height of the welding gun 5 and the welding wire 6.

[0024] like Figure 2 、 Figure 4 、 Figure 7 As shown, the horizontal sliding mechanism 3 includes a side plate 31, a horizontal slide rail 32, a horizontal screw rod 33, a motor 34, and a horizontal slider 35. The side plate 31 is installed at the end of the I-shaped connecting plate 26, the horizontal slide rail 32 and the horizontal screw rod 33 are installed on the I-shaped connecting plate 26, the motor 34 is installed on the side plate 31, the horizontal screw rod 33 is connected to the motor 34 by transmission, and the horizontal slider 35 is slidably installed on the horizontal slide rail 32 and the horizontal screw rod 33; when it is necessary to adjust the horizontal position of the welding gun 5, the operator controls the motor 34 to turn on through the controller 11, and the motor 34 drives the horizontal screw rod 33 to rotate, and then drives the horizontal slider 35 to move left and right on the horizontal slide rail 32 and the horizontal screw rod 33, so as to realize the adjustment of the horizontal position of the welding gun 5 and the welding wire 6.

[0025] like Figure 2 、 Figure 4 、 Figure 7As shown, the welding wire conveying mechanism 4 includes a right-angle connecting plate 41, a connecting frame 42, a guide pipe 43, a driving wheel 44, a driven wheel 45, a second motor 46, the right-angle connecting plate 41 is installed on the horizontal sliding block 35, the connecting frame 42 is installed on the top end of the horizontal sliding block 35, the guide pipe 43 is installed on the connecting frame 42, the driving wheel 44 and the driven wheel 45 are rotatably installed on the right-angle connecting plate 41, the second motor 46 is installed on the end of the right-angle connecting plate 41, the driving wheel 44 is in transmission connection with the second motor 46, the driving wheel 44 and the driven wheel 45 are provided with a limiting groove 441, the guide pipe 43 extends through the top end of the right-angle connecting plate 41 to above the driving wheel 44 and the driven wheel 45, the welding gun 5 is installed on the bottom end of the right-angle connecting plate 41, the welding wire 6 penetrates through the guide pipe 43, the right-angle connecting plate 41 and is connected with the welding gun 5; when the weld of the spiral pipe is welded, the second motor 46 drives the driving wheel 44 to rotate, the welding wire 6 extends into the limiting groove 441 through the guide pipe 43, the driving wheel 44 and the driven wheel 45 rotate to drive the welding wire 6 to move downward, so that the welding wire 6 is continuously conveyed into the welding gun 5 to weld the weld.

[0026] The laser vision sensor 10, the driving motor 23, the motor 34, the second motor 46 and the controller 11 are in electric connection.

[0027] Working process:

[0028] The spiral pipe to be welded is placed on the roller support to weld the weld by using the submerged arc welding, before welding, first, the positions of the welding gun 5 and the welding wire 6 are adjusted, the staff controls the driving motor 23 and the motor 34 to be turned on through the controller 11, the driving motor 23 drives the lead screw 22 to rotate, and then drives the first sliding block 24, the second sliding block 25, the I-shaped connecting plate 26 and the connecting plate 27 to move up and down on the slide rail 21 and the lead screw 22, so that the height of the welding gun 5 and the welding wire 6 is adjusted, the motor 34 drives the horizontal lead screw 33 to rotate, and then drives the horizontal sliding block 35 to move left and right on the horizontal slide rail 32 and the horizontal lead screw 33, so that the horizontal position of the welding gun 5 and the welding wire 6 is adjusted, and finally the welding wire 6 of the welding gun is aligned with the weld of the spiral steel pipe, when the weld of the spiral pipe is welded, the second motor 46 drives the driving wheel 44 to rotate, the welding wire 6 extends into the limiting groove 441 through the guide pipe 43, the driving wheel 44 and the driven wheel 45 rotate to drive the welding wire 6 to move downward, so that the welding wire 6 is continuously conveyed into the welding gun 5 to weld the weld, the laser vision sensor 10 scans the position of the weld, through continuous sampling signals, the purpose of continuously controlling the position of the welding wire 6 is achieved by the controller 11, the welding wire 6 is always in the center position of the weld, the medicine conveying hose 8 conveys the welding powder required for welding to the V-shaped limiting plate 7, the welding wire 6 and the welding powder cooperate to realize the welding of the weld, the automatic tracking welding of the weld of the spiral pipe can be realized, the influence of human factors is reduced, the health of the staff is protected, and the production efficiency and the product qualification rate are improved.

[0029] Finally, it is explained that the above preferred embodiments are only used to illustrate the technical solutions of the present application and are not limited, although the present application has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the present application.

Claims

1. A helical tube weld seam intelligent tracking correction system, characterized in that: The spiral pipe welding seam intelligent tracking correction system comprises a support table (1), a vertical sliding mechanism (2), a horizontal sliding mechanism (3), a welding wire conveying mechanism (4), a welding gun (5), a welding wire (6), a V-shaped limiting plate (7), a medicament conveying hose (8), a connecting rod (9), a laser vision sensor (10), a controller (11), the vertical sliding mechanism (2) is installed on the support table (1), the horizontal sliding mechanism (3) is installed on the vertical sliding mechanism (2), the welding wire conveying mechanism (4) is installed on the horizontal sliding mechanism (3), the welding gun (5) is installed at the bottom end of the welding wire conveying mechanism (4), the welding wire (6) penetrates through the welding wire conveying mechanism (4) and is connected with the welding gun (5), the V-shaped limiting plate (7) is installed at the bottom end of the welding wire conveying mechanism (4), the medicament conveying hose (8) is connected with the V-shaped limiting plate (7), the connecting rod (9) is installed at the end of the welding wire conveying mechanism (4), the laser vision sensor (10) is installed on the connecting rod (9), and the controller (11) is installed on the support table (1); the vertical sliding mechanism (2), the horizontal sliding mechanism (3) and the laser vision sensor (10) are connected with the controller (11).

2. A helical tube weld seam intelligent tracking correction system as claimed in claim 1, characterized in that: The vertical sliding mechanism (2) comprises a sliding rail (21), a lead screw (22), a driving motor (23), a first sliding block (24), a second sliding block (25), an I-shaped connecting plate (26) and a connecting plate (27), the sliding rail (21) is installed on both sides of the support table (1), the support table (1) is internally hollow, the lead screw (22) is rotatably installed in the support table (1), the driving motor (23) is installed at the top end of the support table (1), the lead screw (22) penetrates through the top end of the support table (1) and is in transmission connection with the driving motor (23), the first sliding block (24) is slidably installed in the lead screw (22), the second sliding block (25) is slidably installed on the sliding rail (21), the I-shaped connecting plate (26) is installed at the top end of the first sliding block (24), and the connecting plate (27) connects the second sliding block (25) and the I-shaped connecting plate (26).

3. A helical tube weld seam intelligent tracking correction system as claimed in claim 2, characterized in that: The horizontal sliding mechanism (3) comprises a side plate (31), a horizontal sliding rail (32), a horizontal lead screw (33), a motor (34) and a horizontal sliding block (35), the side plate (31) is installed at the end of the I-shaped connecting plate (26), the horizontal sliding rail (32) and the horizontal lead screw (33) are installed on the I-shaped connecting plate (26), the motor (34) is installed on the side plate (31), the horizontal lead screw (33) is in transmission connection with the motor (34), and the horizontal sliding block (35) is slidably installed on the horizontal sliding rail (32) and the horizontal lead screw (33).

4. A spiral weld seam intelligent tracking correction system as defined in claim 3, characterized in that: The welding wire conveying mechanism (4) comprises a right-angle connecting plate (41), a connecting frame (42), a guide pipe (43), a driving wheel (44), a driven wheel (45), a second motor (46), the right-angle connecting plate (41) is installed on the horizontal sliding block (35), the connecting frame (42) is installed at the top end of the horizontal sliding block (35), the guide pipe (43) is installed on the connecting frame (42), the driving wheel (44) and the driven wheel (45) are rotatably installed on the right-angle connecting plate (41), the second motor (46) is installed at the end of the right-angle connecting plate (41), the driving wheel (44) is in transmission connection with the second motor (46), the driving wheel (44) and the driven wheel (45) are provided with limiting grooves (441), the guide pipe (43) extends through the top end of the right-angle connecting plate (41) to above the driving wheel (44) and the driven wheel (45), the welding gun (5) is installed at the bottom end of the right-angle connecting plate (41), and the welding wire (6) penetrates through the guide pipe (43), the right-angle connecting plate (41) and the welding gun (5).

5. A spiral weld seam intelligent tracking correction system as defined in claim 4, wherein: The laser vision sensor (10), the driving motor (23), the motor (34), the second motor (46) and the controller (11) are electrically connected.

Images