Online surfacing welding seam real-time monitoring device

Abstract

The utility model discloses an on-line surfacing welding seam real-time monitoring device which comprises a supporting column, the supporting column is arranged on a supporting arm of a position changing machine, a sliding rail and a sliding seat are arranged on the supporting column, a U-shaped seat is fixed on the sliding seat, a pressing roller is arranged in the U-shaped seat, a transmission mechanism for driving the sliding seat is arranged in the supporting column, and the sliding seat is fixed on the supporting column. The U-shaped seat can be kept behind the moving direction of the welding gun of the surfacing manipulator, so that the real-time monitoring of the weld joint pitch after surfacing on the compression roller is realized, and the monitoring efficiency is greatly improved; by means of the real-time monitoring mode, errors and labor intensity of manual monitoring are reduced, the problem of the weld joint pitch can be found in time, and a powerful guarantee is provided for subsequent welding quality.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of surfacing production equipment, especially to an on-line surfacing weld real-time monitoring device. BACKGROUND

[0002] In the surfacing process, the size of the weld spacing has a crucial impact on the flatness of the surfacing layer surface, the uniformity of the chemical composition, and the dilution rate of the base metal. Currently, the detection of the weld spacing on the surface of the pressure roller mainly relies on manual measurement and offline analysis. These methods not only have low efficiency, but also are difficult to ensure measurement accuracy and timeliness due to manual intervention and time lag, affecting the stable control of the surfacing quality.

[0003] In addition, due to the complexity of the surfacing process, the change of the weld spacing is often influenced by multiple factors, such as welding speed, current and voltage parameters, wire feeding speed, etc. The interaction between these factors makes the control of the weld spacing more difficult, so a technical means is needed to monitor and feedback the change of the weld spacing in real time, so as to adjust the process parameters in time and ensure the surfacing quality. SUMMARY

[0004] The utility model aims at overcoming the above technical deficiencies and providing an on-line surfacing weld real-time monitoring device to solve the problems raised in the background art.

[0005] To achieve the above technical purpose, the technical scheme of the utility model provides an on-line surfacing weld real-time monitoring device, which comprises a support column, the support column is arranged on the support arm of a positioner, a motor, a chuck and a tailstock are arranged on the support arm, the output shaft of the motor is connected with the chuck, a pressure roller is arranged between the chuck and the tailstock, a sliding rail is arranged on the support column, a sliding block of the sliding rail is provided with a sliding seat, a transmission mechanism for moving the sliding seat is arranged in the support column, a U-shaped seat is arranged on the sliding seat, the pressure roller is arranged in the U-shaped seat, a plurality of probes are arranged on the U-shaped seat, and the probes are radially coincident with the pressure roller.

[0006] Furthermore, the transmission mechanism comprises a screw rod arranged in the support column and rotating, one end of the screw rod is arranged along the length direction of the support column, penetrates through the support column and is provided with a driven wheel, the driven wheel is connected with the output shaft of the motor through a belt, a guide groove is arranged on the support column, a connecting rod is arranged on the sliding seat, and the connecting rod is connected with the nut of the screw rod through the guide groove.

[0007] Further, one side of the positioner is provided with a translation mechanism, a surfacing manipulator is arranged on the translation mechanism, the transmission mechanism comprises connecting support plates arranged on the side adjacent to the translation mechanism of the sliding base, the connecting support plates are arranged on the sliding base in a horizontal and symmetrical manner, the outer side of the connecting support plates is provided with magnetic suction blocks, the two ends of the supporting column are provided with positioning support plates, the positioning support plates are provided with permanent magnets matched with the magnetic suction blocks, a reversing slide rod is arranged between the two connecting support plates, a connecting block is slidably arranged on the reversing slide rod, and the connecting block is connected with the surfacing manipulator.

[0008] Further, an adjusting support is arranged on the connecting block, an adjusting sliding hole is arranged on the adjusting support in a vertical direction, a magnetic column is arranged in the adjusting sliding hole, the magnetic column is fixed in the adjusting sliding hole through a nut, and a magnet with opposite polarity to the magnetic column is arranged on the surfacing manipulator.

[0009] Further, limit bolts are arranged on the two sides of the connecting block, the limit bolts are threadedly connected with the connecting block, and soft buffer pads are arranged at the ends of the limit bolts.

[0010] Compared with the prior art, the beneficial effects of the online surfacing weld real-time monitoring device include:

[0011] 1、The sliding rail and the sliding base are arranged on the supporting column, the U-shaped seat is fixed on the sliding base, the compression roller is arranged in the U-shaped seat, the transmission mechanism for driving the sliding base is arranged in the supporting column, the U-shaped seat can be kept behind the surfacing manipulator welding gun moving direction, the real-time monitoring of the surfacing weld pitch on the compression roller is realized, and the monitoring efficiency is greatly improved.

[0012] 2、The reversing slide rod and the connecting block are arranged, so that the surfacing manipulator can drive the sliding base to move when moving horizontally, and the U-shaped seat can be kept behind the welding gun moving direction through the sliding of the connecting block on the reversing slide rod, the real-time monitoring is ensured, and the flexibility of the device is enhanced; in addition, the distance between the probe and the surfacing manipulator welding gun can be adjusted conveniently through the adjusting support, the adjusting sliding hole and the magnetic column, so that the device can adapt to compression rollers of different sizes and shapes, and the adaptability and universality of the device are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is an application schematic view of the online surfacing weld real-time monitoring device provided by the utility model;

[0014] Figure 2 is a first embodiment schematic view of the online surfacing weld real-time monitoring device provided by the utility model;

[0015] Figure 3 is an embodiment two schematic view of the online surfacing weld real-time monitoring device provided by the utility model.

[0016] Figure 4 is Figure 3 the A enlarged view. DETAILED DESCRIPTION

[0017] In order to make the utility model purposes, technical solutions and advantages more clearly, the following is combined with the embodiment, and the utility model is further detailed.The specific embodiments described herein are merely used to explain the utility model, and are not used to limit the utility model.

[0018] Embodiment 1

[0019] Referring to Figure 1 , Figure 2 , the utility model provides a kind of online surfacing weld real-time monitoring device, including support column 1, support column 1 is installed in the support arm 701 of positioner 7;Positioner 7 one side is equipped with translation mechanism 9, and translation mechanism 9 is equipped with surfacing robot 10, support arm 701 is equipped with motor 702, chuck 703 and tailstock 704, the output shaft of motor 702 is connected with chuck 703, and chuck 703 is connected with tailstock 704, and pressure roller 8 is installed between chuck 703 and tailstock 704;When working, motor 702 drives chuck 703 to rotate, while surfacing robot 10 moves on translation mechanism 9 along the length direction of pressure roller 8, to complete the surfacing processing of the surface of pressure roller 8;The support column 1 of both sides of positioner 7 is mirror image in horizontal direction, i.e. when the pressure roller 8 of other side rotates to adjacent with surfacing robot 10, pressure roller 8 is always kept in upper side, Figure 1 In the structure of the present application, only for the convenience of description, not the situation in actual application.

[0020] Support column 1 is equipped with slide rail 2, and the sliding block of slide rail 2 is fixed with sliding seat 4, and sliding seat 4 is fixed with U-shaped seat 5, and pressure roller 8 is placed in U-shaped seat 5.In the upper side of U-shaped seat 5, a plurality of probes 6 are installed, and the detection direction of these probes 6 coincides with the radial direction of pressure roller 8, and probe 6 adopts non-contact measurement method, and the distance change between probe 6 and the surface of pressure roller 8 is detected, and relevant algorithm processing is combined, so that weld pitch data can be obtained in real time, and a plurality of probes 6 can effectively reduce measurement error.

[0021] A screw rod 3 is arranged in the support column 1 and rotates in the length direction of the support column 1; one end of the screw rod 3 penetrates the support column 1 and is provided with a driven wheel 301. The output shaft of a motor 702 is connected with the driven wheel 301 through a belt to drive the screw rod 3 to rotate; the support column 1 is provided with a guide groove 101, and the sliding seat 4 is provided with a connecting rod which penetrates the guide groove 101 and is connected with the nut of the screw rod 3. When the screw rod 3 rotates, the nut drives the sliding seat 4 to move on the slide rail 2, so that the U-shaped seat 5 is kept behind the welding torch of the surfacing manipulator 10 in the moving direction, thereby monitoring the real-time welding seam pitch on the pressure roller 8.

[0022] Embodiment 2

[0023] With reference to Figure 3 、 Figure 4 On the basis of the embodiment 1, in order to enhance the following performance of the probe 6 and keep a constant distance between the probe 6 and the welding torch of the surfacing manipulator 10 during work, two horizontally symmetrical connecting plates 402 are arranged on the side of the sliding seat 4 adjacent to the translation mechanism 9; the outer side of the connecting plate 402 is provided with a magnetic block 403, and the two ends of the support column 1 are fixed with a positioning plate 102 which is provided with a permanent magnet 103 matched with the magnetic block 403; this design can stably fix the sliding seat 4 when it moves to the two ends of the support column 1 through the adsorption of the permanent magnet 103 and the magnetic block 403.

[0024] A reversing slide rod 404 is further arranged between the two connecting plates 402, the reversing slide rod 404 is slidably connected with a connecting block 405, the connecting block 405 is connected with the surfacing manipulator 10, when the surfacing manipulator 10 moves horizontally through the translation mechanism 9, the connecting block 405 can be driven to move to one end of the reversing slide rod 404 first, and then the sliding seat 4 can be driven to move, so that the U-shaped seat 5 can be kept behind the welding torch of the surfacing manipulator 10 in the moving direction.

[0025] In order to adjust the distance between the probe 6 and the welding torch of the surfacing manipulator 10, the two sides of the connecting block 405 are further provided with a limiting bolt 406, the limiting bolt 406 is threadedly connected with the connecting block 405 and is provided with a soft buffer pad at the end, the limiting bolt 406 can be used to limit the moving range of the connecting block 405 on the reversing slide rod 404, so as to adjust the distance between the probe 6 and the welding torch of the surfacing manipulator 10 during work.

[0026] In order to facilitate the connection of the block 405 and the welding robot 10, the adjusting support 407 is arranged on the connecting block 405, the adjusting sliding hole 408 is arranged on the adjusting support 407 in the vertical direction, the magnetic column 409 connected with the surfacing robot 10 is arranged in the adjusting sliding hole 408; the magnet with opposite polarity of the magnetic column 409 is installed on the surfacing robot 10; the magnetic column 409 can be adjusted up and down in the adjusting sliding hole 408 and fixed, so as to be aligned with the magnet installed on the surfacing robot 10 in the vertical direction, and stable connection is realized.

[0027] The specific embodiment of the utility model described above does not constitute the limitation to the protection scope of the utility model. Any various other corresponding changes and deformations made according to the technical concept of the utility model should be contained in the protection scope of the utility model claim.

Claims

1. An on-line monitoring device for real-time monitoring of a surfacing weld, comprising a support column arranged on a support arm of a positioner, the support arm being provided with a motor, a chuck and a tailstock, an output shaft of the motor being connected to the chuck, a pressure roller being arranged between the chuck and the tailstock, characterized in that The support column is provided with a sliding rail, a sliding block is arranged on the sliding rail, a transmission mechanism is arranged in the support column to drive the sliding block to move, a U-shaped seat is arranged on the sliding block, the compression roller is arranged in the U-shaped seat, a plurality of probes are arranged on the U-shaped seat, and the probes are radially coincident with the compression roller.

2. An online weld deposit real-time monitoring device according to claim 1, characterized in that: The transmission mechanism comprises a rotating screw arranged in the support column, one end of the screw is arranged along the length direction of the support column, penetrates through the support column and is provided with a driven wheel, the driven wheel is connected with the output shaft of the motor through a belt, a guide groove is arranged on the support column, a connecting rod is arranged on the sliding block, and the connecting rod is connected with the nut of the screw through the guide groove.

3. The apparatus for monitoring a weld in real time during overlay welding according to claim 1, wherein: A side of the positioner is provided with a translation mechanism, a surfacing manipulator is arranged on the translation mechanism, the transmission mechanism comprises a connecting branch plate arranged on the side of the sliding block adjacent to the translation mechanism, the connecting branch plate is horizontally and symmetrically arranged on the sliding block, a magnetic attraction block is arranged on the outer side of the connecting branch plate, positioning branch plates are arranged at the two ends of the support column, permanent magnets matched with the magnetic attraction blocks are arranged on the positioning branch plates, a reversing slide rod is arranged between the two connecting branch plates, a connecting block is slidably arranged on the reversing slide rod, and the connecting block is connected with the surfacing manipulator.

4. An on-line overlay weld real-time monitoring device according to claim 3, characterized in that: An adjusting support is arranged on the connecting block, an adjusting sliding hole is arranged on the adjusting support in the vertical direction, a magnetic column is arranged in the adjusting sliding hole, the magnetic column is fixed in the adjusting sliding hole through a nut, and a magnet with opposite polarity is arranged on the surfacing manipulator and matched with the magnetic column.

5. An on-line overlay weld real-time monitoring device according to claim 3 or 4, characterised in that: Limiting bolts are arranged on the two sides of the connecting block, the limiting bolts are threadedly connected with the connecting block, and soft buffer pads are arranged at the ends of the limiting bolts.

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