CN215615972U - Large-scale steel construction welding bench - Google Patents

Large-scale steel construction welding bench Download PDF

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Publication number
CN215615972U
CN215615972U CN202121969353.4U CN202121969353U CN215615972U CN 215615972 U CN215615972 U CN 215615972U CN 202121969353 U CN202121969353 U CN 202121969353U CN 215615972 U CN215615972 U CN 215615972U
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China
Prior art keywords
guide wheel
welding
wheel groove
robot arm
scale steel
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Expired - Fee Related
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CN202121969353.4U
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Chinese (zh)
Inventor
徐航
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Suzhou Selward Internet Of Things Technology Co ltd
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Suzhou Selward Internet Of Things Technology Co ltd
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Priority to CN202121969353.4U priority Critical patent/CN215615972U/en
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Abstract

The utility model discloses a large-scale steel structure welding table which comprises a rack, a control assembly, a plurality of groups of guide wheel rotating mechanisms and a plurality of welding mechanical arms, wherein the control assembly is installed on the rack; the welding table is arranged on a plurality of groups of guide wheel rotating mechanisms, each guide wheel rotating mechanism comprises a guide wheel and a guide wheel groove support, a circular ring with an opening is arranged outside each guide wheel, each guide wheel groove support is arranged on the corresponding rack, the circular rings of the guide wheels are arranged in the guide wheel grooves of the guide wheel groove supports, the rotating driving assemblies are connected with each other and drive the guide wheels to rotate along the guide wheel grooves, a guide wheel framework is arranged in the circular rings of the guide wheels, a pressing plate driving mechanism is arranged on the guide wheel framework, and a pressing plate is connected with the pressing plate driving mechanism; the control assembly is connected with the guide wheel rotating mechanism and the welding mechanical arm. The welding turnover process is safe and reliable, the deformation of the workpiece is small, the deviation of the welding seam is within the deviation rectifying range of the laser welding seam tracker, the automatic welding is realized, the production process is in seamless connection, and the production efficiency is greatly improved.

Description

Large-scale steel construction welding bench
Technical Field
The utility model relates to a large-scale steel structure welding table, and belongs to the technical field of large-scale steel structure welding equipment.
Background
The welding of large-scale steel member generally all needs multiaspect welding, and need weld many accessories on the multiaspect, need overturn many times among the welding process, because the work piece is long and bulky, flagging bending easily, manual welding deflection is big, and uses laser seam tracker and welding arm, and actual welding seam deviation also often surpasss the tracking range. Wherein, it is unsafe and inefficient to overturn with the traveling crane. After welding, the welded workpiece is lifted away by a crane, and then the next semi-finished product is lifted, so that the efficiency of the whole production flow is low. Therefore, a welding apparatus capable of freely turning over is required for large steel members, and an apparatus capable of improving welding accuracy and efficiency is more required.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides the large-scale steel structure welding table which not only can realize safe and reliable welding, but also can improve the welding production efficiency.
In order to achieve the technical purpose, the utility model adopts the technical scheme that: a large-scale steel structure welding table comprises a table frame, a control assembly, a plurality of groups of guide wheel rotating mechanisms and a plurality of welding mechanical arms, wherein the control assembly is installed on the table frame; the welding table is arranged on a plurality of groups of guide wheel rotating mechanisms, each guide wheel rotating mechanism comprises a guide wheel and a guide wheel groove support, a circular ring with an opening is arranged outside each guide wheel, each guide wheel groove support is arranged on the corresponding rack, the circular ring of each guide wheel is arranged in the corresponding guide wheel groove of each guide wheel groove support, each rotating driving assembly is connected with and drives each guide wheel to rotate along the corresponding guide wheel groove, a guide wheel framework is arranged in the circular ring of each guide wheel, each pressing plate driving mechanism is arranged on the corresponding guide wheel framework, and each pressing plate is connected with each pressing plate driving mechanism; the control assembly is connected with the guide wheel rotating mechanism and the welding mechanical arm.
Furthermore, the rotary driving assembly comprises a rotary motor arranged on at least one of the plurality of groups of guide wheel rotary mechanisms, and an output shaft of the rotary motor is provided with a gear which is meshed and connected with outer circumferential teeth arranged on the corresponding guide wheel; or the driving motor and the grooved pulley are arranged on the split guide wheel, and the guide wheel groove support is provided with an inner gear ring.
Further, the rack comprises a welding mechanical arm side stand, a discharging side stand and a connecting frame for connecting the welding mechanical arm side stand and the discharging side support, a guide wheel groove support is installed between the welding mechanical arm side stand and the discharging side support, an opening circular guide wheel groove is formed in the guide wheel groove support, the radian of the opening circular guide wheel groove is larger than 180 degrees and smaller than 240 degrees, the guide wheel groove support is perpendicular to a welding mechanical arm track, a plurality of groove wheels are concentrically distributed on the guide wheel groove support, and the groove wheels are in tangential contact with the guide wheels to bear and limit the rotary motion of the guide wheels.
Furthermore, the rack is provided with an inclined slide on the unloading side bracket and is positioned on the opening side of the guide wheel groove bracket.
Furthermore, a mechanical arm track is arranged on a welding mechanical arm side stand of the rack, a mechanical arm cross beam is slidably mounted on the mechanical arm track through a mechanical arm sliding seat, the material taking mechanical arm and the welding mechanical arm are both mounted on the mechanical arm cross beam, and an electromagnet is arranged at the tail end of the material taking mechanical arm.
Furthermore, a guide wheel framework and a pressing plate driving mechanism are symmetrically arranged on two sides of the opening of the guide wheel, or the guide wheel framework and the pressing plate driving mechanism are arranged on one side of the opening of the guide wheel, and the guide wheel framework on the other side is used as a fixed support or a supporting plate with adjustable height is arranged in the guide wheel framework.
Further, the welding table is arranged at an eccentric position of the guide wheel far away from the opening, and the tool is arranged on the welding table or fixed relative to the welding table.
Furthermore, a laser welding seam tracker is arranged at the position of the welding gun of the welding mechanical arm and used for compensating welding seam deviation.
The working principle is as follows: adjusting an opening of a guide wheel to be outside a guide wheel groove support, hanging a workpiece to be processed into a welding table by a travelling crane, moving the travelling crane to hang the next workpiece to be processed to a preparation position, clamping the workpiece to be processed placed into the welding table by pressing plates on two sides, welding by a plurality of welding mechanical arms, controlling a guide wheel rotating mechanism to turn to a required angle by a control assembly according to welding requirements, welding by the welding mechanical arms at the position to be welded, turning the opening of the guide wheel to the discharge side of the table frame after welding is completed, and sliding out the workpiece; and the guide wheel is turned to the feeding position, the feeding and welding steps are repeated after the next workpiece to be machined is placed, the welded finished product is lifted away by the travelling crane, and then the next workpiece to be machined is continuously lifted for preparation.
The beneficial technical effects of the utility model are as follows: the welding turnover process is safe and reliable, the deformation of a workpiece is small, the positioning is relatively accurate, the deviation of a welding line is within the deviation rectifying range of the laser welding line tracker, the automatic welding of the mechanical arm can be realized, the whole production process is in seamless connection, and the production efficiency is greatly improved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the present invention in partial cutaway configuration;
FIG. 2 is a state of the work station when the work piece is put in the present invention;
FIG. 3 shows the work station of the present invention in a position slid out of the work piece.
In the figure: 1. the welding machine comprises a rack, 2, a guide wheel groove support, 3, a welding table, 4, a guide wheel framework, 5, a rotary motor, 6, a pressing plate driving mechanism, 7, a pressing plate, 8, a guide pillar, 9, a guide wheel, 10, a welding gun, 11, a grooved wheel, 12, a slide, 13, a welding mechanical arm, 14, a mechanical arm cross beam, 15, a material taking mechanical arm, 16, a mechanical arm sliding seat, 17, an electromagnet, 18 and a mechanical arm track.
Detailed Description
Example 1
The large steel structure welding table shown in fig. 1, 2 and 3 comprises a rack 1, a control assembly arranged on the rack, a plurality of groups of guide wheel rotating mechanisms arranged on the rack, and a plurality of welding mechanical arms 13 arranged on the rack; a welding table 3 is arranged on a plurality of groups of guide wheel rotating mechanisms, each guide wheel rotating mechanism comprises a guide wheel 9 and a guide wheel groove support 2, a circular ring with an opening is arranged outside each guide wheel 9, each guide wheel groove support 2 is arranged on the corresponding rack 1, the circular ring of each guide wheel 9 is arranged in the corresponding guide wheel groove of each guide wheel groove support 2, a rotating driving assembly is connected with and drives each guide wheel 9 to rotate along the corresponding guide wheel groove, a guide wheel framework 4 is arranged in the circular ring of each guide wheel 9, a pressing plate driving mechanism 7 is arranged on each guide wheel framework 4, and a pressing plate 7 is connected with a pressing plate driving mechanism 6; the control assembly is connected with the guide wheel rotating mechanism and the welding mechanical arm 13.
The rotary driving component comprises a rotary motor 5 arranged on at least one of the guide wheel rotary mechanisms, and a gear is arranged on an output shaft of the rotary motor 5 and is meshed and connected with outer circumferential teeth arranged on the corresponding guide wheel 9.
The rack 1 comprises a welding mechanical arm side stand, a discharging side stand and a connecting frame for connecting the welding mechanical arm side stand and the discharging side support, a guide wheel groove support 2 is installed between the welding mechanical arm side stand and the discharging side support, an opening circular ring guide wheel groove is formed in the guide wheel groove support 2, the radian of the opening circular ring guide wheel groove is larger than 180 degrees and smaller than 240 degrees, the guide wheel groove support 2 is perpendicular to a mechanical arm track 18, a plurality of groove wheels 11 are concentrically distributed on the guide wheel groove support 2, the groove wheels 11 are in contact with guide wheels 9 in a tangent mode, and the guide wheels 9 are born and limited in rotary motion.
The arc-shaped opening circular ring structure of the guide wheel groove support 2 is larger than 180 degrees, the concentric rotation of the guide wheel 9 in the guide wheel groove support 2 can be ensured, and the radian of the opening circular ring guide wheel groove is smaller than 240 degrees in order to ensure the discharging and feeding.
The radian of the semi-surrounding annular frame part of the guide wheel groove support 2 is larger than 180 degrees, the concentric rotation of the split guide wheel in the semi-surrounding annular frame can be ensured, a plurality of grooved wheels 11 which are concentrically distributed on the semi-surrounding annular frame are in tangential contact with the split guide wheel 9, and the rotary motion of the split guide wheel is borne and limited.
The rack 1 is provided with a slide 12 inclined downward on the discharge side support and is positioned on the opening side of the guide wheel groove support 2.
The guide wheel 9 is provided with a guide wheel framework 4 and a pressing plate driving mechanism 6 symmetrically on two sides of the opening. The pressing plate driving mechanism comprises a pressing plate oil cylinder and guide posts 8 positioned on two sides of the pressing plate oil cylinder, so that the pressing plate 7 is driven more smoothly.
The pressing plate driving mechanism adopts a synchronous oil cylinder, the welding table 3 is arranged at the eccentric position of the guide wheel 9 far away from the opening, and the tool is arranged on the welding table 3 or fixed relative to the welding table. The synchronous oil cylinder is adjustable in stroke, and a workpiece is deformed in a small range through the integrated welding table and the tool fixed in the relative position, so that the welding deviation is in the deviation range of the laser welding seam tracker.
And a laser seam tracker is arranged at the position of the welding gun 10 of the welding mechanical arm 13 and is used for compensating the seam deviation.
During welding, the opening of the guide wheel is adjusted to the outside of the guide wheel groove support, a workpiece to be machined is hung to the welding table by the traveling crane, the traveling crane moves away to hang the next workpiece to be machined to a preparation position, the workpiece to be machined placed in the welding table is clamped by the pressing plates on the two sides, a plurality of welding mechanical arms are welded, the control assembly controls the guide wheel rotating mechanism to turn to a required angle according to welding requirements and is welded by the welding mechanical arms at the position to be welded, after the welding is finished, the opening of the guide wheel is turned to the discharging side of the table frame, and the workpiece slides out; and the guide wheel is turned to the feeding position, the feeding and welding steps are repeated after the next workpiece to be machined is placed, the welded finished product is lifted away by the travelling crane, and then the next workpiece to be machined is continuously lifted for preparation.
Example 2
The difference from the embodiment 1 is that the rotation driving component is provided with two rotation motors 5 which are respectively arranged on two guide wheel rotation mechanisms on two sides of the rack 1, the rotation motors 5 and the grooved wheels 11 are arranged on the split guide wheels 9, and the guide wheel groove support 2 is provided with an inner gear ring to realize the rotation driving function.
The difference from the embodiment 1 is that a guide wheel frame 4 and a pressing plate driving mechanism 6 are arranged on one side in a guide wheel 9, and the guide wheel frame 4 on the other side is used as a fixed support or a height-adjustable support plate is arranged in the guide wheel frame.
The material taking mechanical arm 15 and the welding mechanical arm 13 share one mechanical arm beam 14 and one mechanical arm sliding seat 16, so that space and cost can be saved, the electromagnet 17 is arranged at the tail end of the material taking mechanical arm 15, and the mechanical arm sliding seat 16 slides along a mechanical arm rail 18 to change the welding position.
A plurality of opening guide wheels, a semi-surrounding annular bracket and a plurality of grooved pulleys on the bracket form a rotary mechanism, a workbench is arranged at the eccentric position of the opening guide wheels and connects the opening guide wheels into a whole, when the opening guide wheels rotate to the inclined upper position of a notch of the semi-surrounding annular bracket, a workpiece main body is placed into the workbench by a crown block, then the crown block is moved away to hang a second semi-finished product to a preparation position, the workpiece placed into the workbench is automatically clamped by oil cylinders at two sides controlled by a system, then the workpiece is automatically turned to various angles, a plurality of material taking mechanical arms automatically take and place accessories to be welded, and the accessories are sequentially welded by welding mechanical arms, after the welding is completed, the opening guide wheels are automatically turned to the inclined lower position to slide the workpiece out to complete the whole welding process, then the workbench is turned to the inclined upper position to continue discharging, and after the workpiece to be welded is placed, the crown block lifts the welded finished product away, then, a workpiece to be welded is hung for preparation, so that the whole production efficiency can be effectively improved.
According to the embodiment, the welding turnover process is safe and reliable, the workpiece deformation is small, the positioning is relatively accurate, the welding line deviation is within the deviation rectifying range of the laser welding line tracker, the automatic welding of the mechanical arm can be realized, the whole production process is in seamless connection, and the production efficiency is greatly improved.
The above embodiments are only used for explaining the technical solution of the present invention, and are not used for limiting the technical solution of the present invention, and all the simple modifications based on the present invention belong to the protection scope of the present invention.

Claims (8)

1.一种大型钢结构焊接台,其特征在于:包括台架、安装在台架上的控制组件、安装在台架上的若干组导轮回转机构、安装在台架上的若干焊接机械臂;在若干组导轮回转机构上设置一个焊接台,所述导轮回转机构包括导轮、导轮槽支架,导轮的外部为设置有一个开口的圆环,导轮槽支架安装在台架上,导轮的圆环安装在导轮槽支架的导轮槽中,回转驱动组件连接并驱动导轮沿导轮槽转动,在导轮的圆环内设置导轮骨架,压板驱动机构安装在导轮骨架上,压板连接压板驱动机构;控制组件连接导轮回转机构和焊接机械臂。1. a large-scale steel structure welding platform, it is characterized in that: comprise a platform, a control assembly installed on the platform, several groups of guide wheel slewing mechanisms installed on the platform, a number of welding robotic arms installed on the platform ; A welding table is set on several groups of guide wheel rotating mechanisms, the guide wheel rotating mechanism includes a guide wheel, a guide wheel groove bracket, the outside of the guide wheel is a ring provided with an opening, and the guide wheel groove bracket is installed on the bench Above, the ring of the guide wheel is installed in the guide wheel groove of the guide wheel groove bracket, the rotary drive assembly is connected and drives the guide wheel to rotate along the guide wheel groove, the guide wheel skeleton is arranged in the ring of the guide wheel, and the pressure plate drive mechanism is installed in the guide wheel groove. On the guide wheel frame, the pressure plate is connected to the pressure plate driving mechanism; the control assembly is connected to the guide wheel rotation mechanism and the welding mechanical arm. 2.根据权利要求1所述的大型钢结构焊接台,其特征在于:所述回转驱动组件包括在若干组导轮回转机构中的至少一个上设置的回转电机,该回转电机输出轴安装齿轮,与对应的导轮上设置的外圆周齿啮合连接;或把驱动电机和槽轮布置在开口导轮上,在导轮槽支架上设置内齿圈。2 . The large-scale steel structure welding table according to claim 1 , wherein the rotary drive assembly comprises a rotary motor provided on at least one of several sets of guide wheel rotary mechanisms, and the output shaft of the rotary motor is provided with a gear, 2 . It is meshed and connected with the outer circumferential teeth provided on the corresponding guide wheel; or the drive motor and the sheave are arranged on the open guide wheel, and the inner gear ring is arranged on the guide wheel groove bracket. 3.根据权利要求1所述的大型钢结构焊接台,其特征在于:所述台架包括焊接机械臂侧立架、卸料侧支架以及连接焊接机械臂侧立架和卸料侧支架的连接架,导轮槽支架安装在焊接机械臂侧立架和卸料侧支架之间,导轮槽支架内具有一个开口圆环导轮槽,开口圆环导轮槽的弧度大于180°,小于240°,导轮槽支架与焊接机械臂轨道垂直,在导轮槽支架上同心分布若干个槽轮,槽轮与导轮相切接触,承载和限制导轮回转运动。3. The large-scale steel structure welding table according to claim 1, wherein the table frame comprises a welding manipulator side stand, a discharge side support, and a connection connecting the welding manipulator side stand and the discharge side support The guide wheel groove bracket is installed between the welding manipulator side stand and the unloading side bracket. There is an open ring guide wheel groove in the guide wheel groove bracket. The arc of the open ring guide wheel groove is greater than 180° and less than 240° °, the guide wheel groove bracket is perpendicular to the track of the welding manipulator, and several sheaves are concentrically distributed on the guide wheel groove bracket, and the groove wheels are in tangential contact with the guide wheel to carry and limit the rotational movement of the guide wheel. 4.根据权利要求3所述的大型钢结构焊接台,其特征在于:所述台架在卸料侧支架上设置斜下的滑梯,且位于导轮槽支架的开口侧。4. The large-scale steel structure welding table according to claim 3, characterized in that: the table is provided with a slide inclined downward on the unloading side bracket, and is located on the opening side of the guide wheel groove bracket. 5.根据权利要求3所述的大型钢结构焊接台,其特征在于:所述台架的焊接机械臂侧立架上设置机械臂轨道,机械臂横梁通过机械臂滑座滑动安装在机械臂轨道上,取料机械臂和焊接机械臂均安装在机械臂横梁上,取料机械臂的末端设置电磁铁。5. The large-scale steel structure welding table according to claim 3, characterized in that: a robot arm rail is set on the welding robot arm side stand of the table frame, and the robot arm beam is slidably installed on the robot arm rail through the robot arm sliding seat. On the upper side, both the reclaiming robot arm and the welding robot arm are installed on the beam of the robot arm, and the end of the reclaiming robot arm is provided with an electromagnet. 6.根据权利要求1所述的大型钢结构焊接台,其特征在于:所述导轮开口两侧对称设置导轮骨架和压板驱动机构,或其中一侧设置导轮骨架和压板驱动机构,另一侧的导轮骨架作为固定支撑或在导轮骨架内设置可调节高度的支撑板。6. The large-scale steel structure welding table according to claim 1, wherein the guide wheel frame and the pressure plate driving mechanism are arranged symmetrically on both sides of the guide wheel opening, or the guide wheel frame and the pressure plate driving mechanism are arranged on one side, and the other side is provided with a guide wheel frame and a pressure plate driving mechanism. The guide wheel frame on one side is used as a fixed support or a height-adjustable support plate is arranged in the guide wheel frame. 7.根据权利要求1所述的大型钢结构焊接台,其特征在于:所述焊接台设置在导轮远离开口的偏心位置,工装设置在焊接台上或相对于焊接台的位置固定。7 . The large-scale steel structure welding table according to claim 1 , wherein the welding table is arranged at an eccentric position of the guide wheel away from the opening, and the tooling is arranged on the welding table or is fixed relative to the welding table. 8 . 8.根据权利要求1所述的大型钢结构焊接台,其特征在于:所述焊接机械臂焊枪位置设置激光焊缝跟踪仪,用于焊缝偏差的补偿。8 . The large-scale steel structure welding table according to claim 1 , wherein a laser welding seam tracker is set at the position of the welding gun of the welding robot arm for compensation of welding seam deviation. 9 .
CN202121969353.4U 2021-08-20 2021-08-20 Large-scale steel construction welding bench Expired - Fee Related CN215615972U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121969353.4U CN215615972U (en) 2021-08-20 2021-08-20 Large-scale steel construction welding bench

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Application Number Priority Date Filing Date Title
CN202121969353.4U CN215615972U (en) 2021-08-20 2021-08-20 Large-scale steel construction welding bench

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CN202121969353.4U Expired - Fee Related CN215615972U (en) 2021-08-20 2021-08-20 Large-scale steel construction welding bench

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113579586A (en) * 2021-08-20 2021-11-02 宿州赛尔沃德物联网科技有限公司 Large-scale steel structure welding table and control method thereof
CN118682396A (en) * 2023-03-24 2024-09-24 南通理工学院 Rotary steel structure welding equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113579586A (en) * 2021-08-20 2021-11-02 宿州赛尔沃德物联网科技有限公司 Large-scale steel structure welding table and control method thereof
CN118682396A (en) * 2023-03-24 2024-09-24 南通理工学院 Rotary steel structure welding equipment

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