CN210475901U

CN210475901U - Movement mechanism for welding spiral weld joint of pipeline

Info

Publication number: CN210475901U
Application number: CN201921410905.0U
Authority: CN
Inventors: 晏恒友; 晏刘武; 何谢文
Original assignee: Changzhou Leishuo Photoelectric Technology Co Ltd
Current assignee: Changzhou Leishuo Photoelectric Technology Co Ltd
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-05-08
Anticipated expiration: 2029-08-29

Abstract

The utility model discloses a pipeline spiral weld welded motion, including the organism, the surface of organism articulates through the hinge has laser protection glass window, the first slide rail of back wall fixedly connected with of the inner chamber of organism, the utility model relates to a welding seam welding technical field. This pipeline spiral weld welded motion, drive the position of driving belt rotation to the sliding plate through power device and adjust, and can treat the angle of welding the work piece to weld through three-jaw chuck regulation spiral, scan the welding seam through laser welding seam tracking sensor, calculate welding seam orbit deviation, feed back the offset in good time to motion, motion adopts servo closed-loop control, guarantee the motion precision, this fixed frock design can guarantee the continuity welding simultaneously, can adopt the prescanning to judge whether the welding seam accords with the welding requirement, detect the welding seam quality after welding, fixed frock main part material uses the red copper bar, the welding plate splices with the spiral mode, form the spiral welding seam.

Description

Movement mechanism for welding spiral weld joint of pipeline

Technical Field

The utility model relates to a welding seam welding technical field specifically is a pipeline spiral weld welded motion.

Background

Welding: also known as fusion, welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by heating, elevated temperature or pressure, and welding is accomplished by three ways: 1. fusion welding, namely heating the workpieces to be jointed to locally melt the workpieces to form a molten pool, and jointing the workpieces after the molten pool is cooled and solidified, wherein a melt filler can be added for assistance when necessary, so that the welding process is suitable for welding various metals and alloys without pressure; 2. pressure welding, namely pressure must be applied to a welding piece in the welding process, and belongs to the processing of various metal materials and partial metal materials; 3. brazing-brazing, which uses a metal material with a melting point lower than that of the base metal as a brazing filler metal, wets the base metal with a liquid brazing filler metal, fills a joint gap, and diffuses with the base metal to realize a link weldment, is suitable for welding processing of various materials, and is also suitable for welding processing of different metals or heterogeneous materials, wherein modern welding energy sources are various and comprise gas flame, electric arc, laser, electron beam, friction, ultrasonic wave and the like.

The welding of spiral weld joint needs the welding seam track uniformity to be good, automatic welding is realized through numerical control programming, but the welding seam track uniformity is not good due to machining errors and installation errors in actual production, and the one-time pass rate of welding is only 80%.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a pipeline spiral weld welded motion has solved in the actual production because machining error and installation error lead to the welding seam orbit uniformity not good, welds the disposable percent of pass and only 80% problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a movement mechanism for welding spiral weld joints of pipelines comprises a machine body, wherein the surface of the machine body is hinged with a laser protection glass window through a hinge, the rear wall of the inner cavity of the machine body is fixedly connected with a first sliding rail, and the surface of the first slide rail is connected with a sliding plate in a sliding way, the surface of the sliding plate is fixedly connected with a laser welding head, and the surface of the laser welding head is fixedly connected with a welding seam tracking sensor, the inner cavity of the machine body is connected with a transmission belt in a transmission way, the surface of the transmission belt is in transmission connection with the inner cavity of the sliding plate, the bottom of the inner cavity of the machine body is fixedly connected with a second sliding rail, the surface of the second slide rail is connected with a sliding frame in a sliding way, the top of the sliding frame is fixedly connected with a sliding platform, the inner cavity sliding connection of platform that slides has pneumatic ejector pin, the right side of pneumatic ejector pin runs through the right side of platform that slides and extends to the left side of platform that slides.

Preferably, the left side of the inner cavity of the machine body is rotatably connected with a three-jaw chuck, and one side, opposite to the pneumatic ejector rod, of the three-jaw chuck is movably connected with a connecting piece.

Preferably, one side, opposite to the two connecting pieces, of each of the two connecting pieces is fixedly connected with a fixing tool, inner cavities of the two fixing tools are movably connected with a spiral to-be-welded workpiece, and a welding seam groove matched with the spiral to-be-welded workpiece is formed in the surface of the fixing tool.

Preferably, the inner cavity of the machine body is rotatably connected with a damping cylinder, and one end of a piston rod of the damping cylinder is rotatably connected with the back of the laser protection glass window.

Preferably, an operation screen is fixedly connected to the surface of the machine body.

Preferably, the top of the machine body is fixedly connected with a working state indicator lamp.

Advantageous effects

The utility model provides a pipeline spiral weld welded motion. Compared with the prior art, the method has the following beneficial effects:

(1) the moving mechanism for welding the spiral weld of the pipeline is characterized in that a laser protection glass window is hinged on the surface of a machine body through a hinge, a first sliding rail is fixedly connected to the rear wall of an inner cavity of the machine body, a sliding plate is slidably connected to the surface of the first sliding rail, a laser welding head is fixedly connected to the surface of the sliding plate, a weld tracking sensor is fixedly connected to the surface of the laser welding head, a transmission belt is connected to the inner cavity of the machine body in a transmission manner, the surface of the transmission belt is in transmission connection with the inner cavity of the sliding plate, a second sliding rail is fixedly connected to the bottom of the inner cavity of the machine body, a sliding frame is slidably connected to the surface of the second sliding rail, a sliding table is fixedly connected to the top of the sliding frame, a pneumatic ejector rod is slidably connected to the inner cavity of the, the welding seam tracking sensor is used for calibrating, the power device drives the transmission belt to rotate to adjust the position of the sliding plate, the angle of a workpiece to be welded can be welded by rotating and adjusting a spiral through the three-jaw chuck, the welding seam is scanned through the laser welding seam tracking sensor, the deviation of the track of the welding seam is calculated, the compensation amount is timely fed back to the moving mechanism, the moving mechanism adopts servo system closed-loop control, the moving precision is ensured, meanwhile, the design of the fixed tool can ensure the continuity welding, the pre-scanning can be adopted to judge whether the welding seam meets the welding requirement, the quality of the welding seam is detected after welding, the main material of the fixed tool uses a red copper rod, the welding plates are spliced in a spiral.

(2) This pipeline spiral weld welded motion, through the fixed frock of the equal fixedly connected with in the relative one side of two connecting pieces, the work piece is treated to the equal swing joint of inner chamber of two fixed frock spirals, the weld seam groove of treating the surface adaptation of welding the work piece with the spiral is seted up on the surface of fixed work, treat the length of welding the work piece according to the spiral, adjust the position of platform that slides through the carriage on the second slide rail, treat the spiral and treat that the work piece is placed fixedly between two fixed frock, fix left connecting piece through the three-jaw chuck, the connecting piece on right side is aerifyd through the start ejector pin and is withstood, it is very convenient to treat the installation of welding the work piece to the spiral, and can once only weld through the weld seam groove and finish, need not repeatedly carry out secondary.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention;

FIG. 2 is a left side perspective view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is an enlarged view of a portion of the present invention at B in FIG. 1;

fig. 5 is a partial enlarged view of the point C in fig. 2 according to the present invention.

In the figure: 1-machine body, 2-laser protective glass window, 3-first slide rail, 4-sliding plate, 5-laser welding head, 6-welding seam tracking sensor, 7-driving belt, 8-second slide rail, 9-sliding frame, 10-sliding table, 11-pneumatic ejector rod, 12-three-jaw chuck, 13-connecting piece, 14-fixing tool, 15-spiral workpiece to be welded, 16-welding seam groove, 17-operation screen, 18-working state indicator lamp and 19-damping cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a movement mechanism for welding a spiral weld of a pipeline comprises a machine body 1, wherein the top of the machine body 1 is fixedly connected with a working state indicator lamp 18, the surface of the machine body 1 is fixedly connected with an operation screen 17 and is operated through the operation screen 17, the inner cavity of the machine body 1 is rotatably connected with a damping cylinder 19, the damping cylinder 19 is communicated with an air source, one end of a piston rod of the damping cylinder 19 is rotatably connected with the back of a laser protection glass window 2, the laser protection glass window 2 is driven to be opened and closed through the damping cylinder 19, the left side of the inner cavity of the machine body 1 is rotatably connected with a three-jaw chuck 12, one side of the three-jaw chuck 12, which is opposite to a pneumatic ejector rod 11, is movably connected with a connecting piece 13, one side of the two connecting pieces 13, which is opposite to each other, is fixedly connected with a fixed tool 14, the inner cavities of the two fixed tools 14, according to the length of a spiral workpiece 15 to be welded, the position of a sliding table 10 is adjusted on a second sliding rail 8 through a sliding frame 9, the spiral workpiece 15 to be welded is placed between two fixing tools 14 to be fixed, a left connecting piece 13 is fixed through a three-jaw chuck 12, a right connecting piece 13 is propped through inflation of a starting ejector rod 11, the spiral workpiece 15 to be welded is very convenient to mount and fix, one-time welding can be completed through a welding seam groove 16 without repeated secondary welding, the surface of a machine body 1 is hinged with a laser protection glass window 2 through a hinge, the rear wall of the inner cavity of the machine body 1 is fixedly connected with a first sliding rail 3, the surface of the first sliding rail 3 is slidably connected with a sliding plate 4, the surface of the sliding plate 4 is fixedly connected with a laser welding head 5, the surface of the laser welding head 5 is fixedly connected with a welding seam tracking sensor 6, and the inner cavity of the machine body, the transmission belt 7 is connected with a transmission mechanism, the surface of the transmission belt 7 is in transmission connection with the inner cavity of the sliding plate 4, the bottom of the inner cavity of the machine body 1 is fixedly connected with a second sliding rail 8, the surface of the second sliding rail 8 is in sliding connection with a sliding frame 9, the top of the sliding frame 9 is fixedly connected with a sliding table 10, the inner cavity of the sliding table 10 is in sliding connection with a pneumatic ejector rod 11, the pneumatic ejector rod 11 is connected with an air source, the right side of the pneumatic ejector rod 11 penetrates through the right side of the sliding table 10 and extends to the left side of the sliding table 10, welding is carried out through a laser welding head 5, calibration is carried out through a welding seam tracking sensor 6, the position of the sliding plate 4 is adjusted by driving the transmission belt 7 to rotate through a power device, the angle of a spiral workpiece 15 to be welded can be adjusted through rotation, the compensation amount is timely fed back to the moving mechanism, the moving mechanism adopts servo system closed-loop control to guarantee moving precision, meanwhile, the design of the fixed tool 14 can guarantee continuous welding, pre-scanning can be adopted to judge whether a welding seam meets welding requirements, the quality of the welding seam is detected after welding, a red copper bar is used as a main material of the fixed tool 14, and welding plates are spliced in a spiral mode to form a spiral welding seam.

During operation, treat the length of welding work piece 15 according to the spiral, adjust the position of slip table 10 through carriage 9 on second slide rail 8, treat that welding work piece 15 is placed fixedly between two fixed frock 14 with the spiral, fix left connecting piece 13 through three-jaw chuck 12, connecting piece 13 on right side is aerifyd through starting ejector pin 11 and is withstood, weld through laser welder head 5, track sensor 6 through the welding seam and carry out the calibration, drive driving belt 7 through power device and rotate and adjust the position of sliding plate 4, and can rotate through three-jaw chuck 12 and adjust the spiral and treat that the angle of welding work piece 15 welds, drive laser protection glass window 2 through damping cylinder 19 and close and keep apart during the welding.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pipeline spiral weld welded motion, includes organism (1), the surface of organism (1) articulates through the hinge has laser protection glass window (2), its characterized in that: the rear wall of the inner cavity of the machine body (1) is fixedly connected with a first slide rail (3), the surface of the first slide rail (3) is connected with a sliding plate (4) in a sliding manner, the surface of the sliding plate (4) is fixedly connected with a laser welding head (5), and the surface of the laser welding head (5) is fixedly connected with a welding seam tracking sensor (6), the inner cavity of the machine body (1) is connected with a transmission belt (7) in a transmission way, and the surface of the transmission belt (7) is in transmission connection with the inner cavity of the sliding plate (4), the bottom of the inner cavity of the machine body (1) is fixedly connected with a second slide rail (8), the surface of the second sliding rail (8) is connected with a sliding frame (9) in a sliding way, the top of the sliding frame (9) is fixedly connected with a sliding platform (10), the inner cavity of the sliding table (10) is connected with a pneumatic ejector rod (11) in a sliding mode, and the right side of the pneumatic ejector rod (11) penetrates through the right side of the sliding table (10) and extends to the left side of the sliding table (10).

2. The movement mechanism for the spiral weld welding of the pipeline according to claim 1, characterized in that: the left side of the inner cavity of the machine body (1) is rotatably connected with a three-jaw chuck (12), and one side, opposite to the pneumatic ejector rod (11), of the three-jaw chuck (12) is movably connected with a connecting piece (13).

3. The motion mechanism for the spiral weld welding of the pipeline according to claim 2, wherein: the two opposite sides of the connecting pieces (13) are fixedly connected with fixing tools (14), inner cavities of the two fixing tools (14) are movably connected with a spiral workpiece (15) to be welded, and a welding seam groove (16) matched with the spiral workpiece (15) to be welded is formed in the surface of the fixing tool (14).

4. The movement mechanism for the spiral weld welding of the pipeline according to claim 1, characterized in that: the inner cavity of the machine body (1) is rotatably connected with a damping cylinder (19), and one end of a piston rod of the damping cylinder (19) is rotatably connected with the back of the laser protection glass window (2).

5. The movement mechanism for the spiral weld welding of the pipeline according to claim 1, characterized in that: the surface of the machine body (1) is fixedly connected with an operation screen (17).

6. The movement mechanism for the spiral weld welding of the pipeline according to claim 1, characterized in that: the top of the machine body (1) is fixedly connected with a working state indicator lamp (18).