CN118492627A - Laser welding machine - Google Patents
Laser welding machine Download PDFInfo
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- CN118492627A CN118492627A CN202410932747.4A CN202410932747A CN118492627A CN 118492627 A CN118492627 A CN 118492627A CN 202410932747 A CN202410932747 A CN 202410932747A CN 118492627 A CN118492627 A CN 118492627A
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- welding
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- 238000003466 welding Methods 0.000 title claims abstract description 166
- 238000003698 laser cutting Methods 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000003825 pressing Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser welding machine, relates to the technical field of laser welding machines, and solves the problems that vibration force generated during operation of the laser welding machine can cause deflection and shaking of a pipeline, deviation exists in a welding point of the pipeline in a welding state, and quality of the welded pipeline is poor. Meanwhile, the problems that the applicability of the laser welding machine is poor and the different laser welding requirements of the pipeline are inconvenient to realize are solved. The laser welding machine comprises a welding machine seat, a pipeline positioning and conveying mechanism, a laser cutting and welding mechanism and a control console, wherein the pipeline positioning and conveying mechanism is installed at the center of the top of the welding machine seat, and a pipeline body is supported and positioned in the pipeline positioning and conveying mechanism. In the invention, the laser welding machine can realize the laser welding operation of two groups and four groups of pipelines, and simultaneously can ensure the stability of the pipelines when the laser welding operation is carried out, thereby reducing the problems that the quality of finished pipelines is influenced due to the deviation and dislocation of the laser welding of the pipelines.
Description
Technical Field
The invention relates to the technical field of laser welding machines, in particular to a laser welding machine.
Background
A laser welding machine is a machine for material processing laser welding, and generally performs high-efficiency precision welding operation using a laser beam with high energy density as a heat source. Common laser welders are often used for joining and cutting operations between pipe elements.
The prior Chinese patent application with the publication number of CN116871676A discloses a laser welding machine, which comprises a pneumatic conveying platform, two laser welding mechanisms, a jacking rotating mechanism and a jacking discharging mechanism, wherein the pneumatic conveying platform is used for bearing a jig and realizing the back and forth switching of the jig between a welding processing station and a stator feeding and discharging station, and the welding processing station and the stator feeding and discharging station are distributed at intervals in a first direction; the two laser welding mechanisms are symmetrically arranged on two opposite sides of the welding processing station in a second direction, and are used for simultaneously carrying out laser welding operation on stators in the jig positioned on the welding processing station, and the second direction and the first direction are mutually perpendicular; the invention can realize the bilateral symmetry welding operation of the stator, and avoid the problem that the stress of the stator is unbalanced due to thermal deformation during welding, thereby influencing the whole welding quality of the stator.
However, this laser welder has the following drawbacks when used specifically:
1. When the existing laser welding machine performs laser welding operation on the pipeline, the welded pipeline is required to be abutted against the side surface of the pipeline to be welded, and the laser welding operation is performed after the pipeline is tightly abutted against the side surface of the pipeline. However, when the traditional laser welding machine is actually operated, vibration force generated during operation of the laser welding machine can cause the pipeline to deviate and shake, so that deviation exists in welding points of the pipeline in a welding state, and the quality of the welded pipeline is poor. Meanwhile, the traditional laser welding machine has poor applicability, and is inconvenient to meet the requirements of different laser welding of multiple groups of pipelines;
2. When the existing laser welding machine is used for continuously carrying out laser welding operation on a plurality of groups of pipelines, the pipelines to be welded are required to be installed each time, so that the efficiency of the laser welding operation of the pipelines is low, a mode of cutting the longer pipelines is generally adopted, and the times for installing the pipelines to be welded are reduced so as to improve the efficiency of laser welding. However, the conventional scheme has different pushing operation directions of each group of pipelines during operation, so that a plurality of groups of sliding rails or air cylinders are needed for pushing the pipelines, and the cost is high.
Disclosure of Invention
The present invention is directed to a laser welding machine that solves the above-mentioned problems.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
the invention provides a laser welding machine, which comprises a welding machine seat, a pipeline positioning and conveying mechanism, a laser cutting and welding mechanism and a control console, wherein the pipeline positioning and conveying mechanism is arranged at the center of the top of the welding machine seat, a pipeline body is supported and positioned in the pipeline positioning and conveying mechanism, the laser cutting and welding mechanism is arranged on the outer side of the pipeline positioning and conveying mechanism and is arranged at the top of the welding machine seat through a screw, the control console is also arranged at the top of the welding machine seat through the screw and is positioned on the side surface of the pipeline positioning and conveying mechanism,
Wherein, pipeline location conveying mechanism is including:
the cross conveying frame is arranged at the top of the welding machine seat through a screw, the laser cutting welding mechanism is arranged on the outer side of the center of the cross conveying frame, and a thread conveying assembly is arranged in the cross conveying frame; and
The pipeline clamping assembly is arranged at the top of the threaded conveying assembly and positioned at the top of the cross conveying frame, the pipeline body is fixedly clamped in the pipeline clamping assembly, the pipeline clamping assemblies are provided with a plurality of groups, the pipeline clamping assemblies form a cross shape,
The control console is electrically connected with the cross conveying frame, the pipeline clamping assembly and the pipeline positioning conveying mechanism respectively.
As a preferred embodiment of the present invention, the laser cutting and welding mechanism includes:
The bracket rod is arranged at the top of the welding machine seat through a screw and is positioned on the side surface of the center of the cross conveying frame, the structural shape of the bracket rod is L-shaped, and four groups of bracket rods are annularly and equidistantly arranged;
The top tray is welded and fixed among the four groups of support rods and is positioned at the center of the top of the cross conveying frame, an accommodating cavity is arranged at the inner center of the top tray,
The center department of top dish bottom is provided with the eccentric welding subassembly that extends to the holding intracavity portion, the outside of eccentric welding subassembly is provided with laser cutting subassembly, laser cutting subassembly is annular equidistance and is provided with four groups, and installs through the screw the eccentric department of top dish bottom.
As a preferred embodiment of the present invention, the eccentric welding assembly includes:
The linear motor is arranged in the accommodating cavity, the output end of the linear motor extends to the bottom of the top disc, a first gear is arranged at the bottom of the output end of the linear motor, and the first gear is rotationally connected to the center of the bottom of the top disc;
The transmission gear is connected with the side surface of the first gear in a meshed mode and is rotationally connected with the bottom of the top disc, the side surface of the transmission gear is connected with an internal gear in a meshed mode,
The inner gears are rotationally connected to the bottom of the top disc and positioned on the inner sides of the plurality of groups of laser cutting assemblies;
the telescopic cylinder is arranged at the bottom of the inner gear through a screw, the output end of the telescopic cylinder is connected with a linear sliding rail, and a linear electric sliding block is arranged at the bottom of the linear sliding rail; and
The pneumatic clamp is arranged at the bottom of the linear electric sliding block through a screw, and a laser welding generator is fixedly arranged at the inner side of the pneumatic clamp.
As a preferable scheme of the invention, the gear ratio of the transmission gear to the internal gear is 1:1:6, the linear slide rail and the laser cutting assembly arranged on the side face are arranged in parallel, and
The laser beam emission end inside the laser welding generator is arranged towards the pipeline body, and the pipeline body is subjected to laser welding operation.
As a preferred aspect of the present invention, the laser cutting assembly includes:
the pneumatic sliding rail is arranged at the eccentric position of the bottom of the top disc through a screw and is positioned at the outer side of the inner gear, and a conveying sliding block is arranged at the bottom of the pneumatic sliding rail;
The bottom clamping jaw is installed through the screw the bottom of carrying the slider, and inboard centre gripping is fixed with laser cutting generator, laser cutting generator carries out laser cutting operation to the pipeline body.
As a preferable scheme of the invention, the center of the inside of the cross conveying frame is provided with a middle cavity, the top of the middle cavity is supported by a cushion block to form a supporting disc, the top of the supporting disc is welded with a supporting seat body,
Wherein the top edge of the supporting seat body protrudes outwards and forms an outer bracket, a pipeline conveying port arranged at the top edge of the supporting disc is arranged between two adjacent groups of outer brackets, and
The inner part of the pipeline conveying port is penetrated and provided with the pipeline body, and the pipeline body is movably connected to the side face of the outer support.
As a preferred aspect of the present invention, the screw delivery assembly includes:
The servo motor is arranged on the side face of the cross conveying frame, the output end of the servo motor is connected with a first threaded shaft rod, and the first threaded shaft rod is rotationally connected to the inside of the cross conveying frame and extends to the inside of the middle cavity;
The rotating shaft rod is connected with the first threaded shaft rod and is rotatably connected in the middle cavity, a second threaded shaft rod is installed at the bottom of the rotating shaft rod, and the second threaded shaft rod extends to the inside of the cross conveying frame;
The second gear is arranged on the outer side of the rotating shaft rod and is rotationally connected with the inner wall of the middle cavity, the left side and the right side of the second gear are respectively connected with a third gear in a meshed mode, and the third gear is rotationally connected with the inner wall of the middle cavity; and
A third threaded shaft lever connected with the third gear and extending to the inside of the cross conveying frame, the third threaded shaft lever being rotatably connected to the inside of the cross conveying frame,
The outer sides of the first threaded shaft rod, the second threaded shaft rod and the third threaded shaft rod are in threaded connection with two groups of conveying blocks, and the conveying blocks are in sliding connection with the cross conveying frame.
As a preferable mode of the invention, the first thread shaft lever and the second thread shaft lever have opposite thread directions, the third thread shaft lever is provided with two groups, and the thread directions are opposite,
Wherein, pipeline clamping components are installed at the top of the conveying block through screws.
As a preferred aspect of the present invention, the pipe clamping assembly includes:
The top seat is arranged at the top of the conveying block through a screw, a lower supporting block is arranged on the top support through the screw, motors are arranged on two sides of the bottom of the lower supporting block, and a pipeline body is supported at the top of the lower supporting block;
The unidirectional screw rod is connected with the output end of the motor and extends to the top of the lower supporting block, a lower pressing block is connected to the outer side of the unidirectional screw rod through a ball, and a pipeline body is fixedly pressed down at the bottom of the lower pressing block.
As a preferred embodiment of the present invention, a side of the lower support block and the lower pressing block contacting the pipe body is provided in an arc shape and is matched with the pipe body, and
The top of one-way lead screw is installed the dog, the dog is located the top of briquetting down.
Compared with the prior art, the above technical scheme has the following beneficial effects:
1. In a laser welding machine, when carrying out laser welding processing to two sets of pipelines that wait to weld, accessible servo motor drives first screw thread axostylus axostyle, first screw thread axostylus axostyle drive bottom and connects the rotation axostylus axostyle, and the rotation axostylus axostyle drives the bottom and connect the mode that second screw thread axostylus axostyle carries out the rotation, drives two sets of pipelines that carry out the centre gripping through the pipeline centre gripping subassembly and fix and carry out the relative movement to automatic the bottom that moves to the laser welding generator carries out laser welding operation. Simultaneously when moving four groups of pipelines to be welded to the side face of the four-way pipeline for laser welding processing, the rotating shaft rod can synchronously drive the second gear arranged on the outer side of the rotating shaft rod and the second gear to be in side face meshing connection, and the third threaded shaft rod arranged at the bottom of the third gear rotates, so that the four groups of pipelines are automatically moved to the port of the four-way pipeline, and the efficiency of the pipeline during laser welding operation is improved. In summary, the laser welding machine provided by the invention can meet the pipeline processing requirements of different welding modes, and is more suitable for being used in factories;
2. in the laser welding machine, when carrying out laser welding operation to the pipeline, the position accessible motor of every group wait to weld the pipeline drives output one-way lead screw, one-way lead screw passes through the ball and drives down the mode that the briquetting goes up and down to remove, will wait to weld a plurality of point positions centre gripping of processing pipeline and fix under and between the briquetting, guarantee the stability of pipeline when laser welding processing, reduce the pipeline and take place the skew and rock the probability when welding, guarantee the quality of finished product pipeline. The mode of driving the clamping fixed pipeline to move can be completed through a group of servo motors, and the integral cost of the laser welding machine can be effectively reduced. Meanwhile, the number of vibration sources can be effectively reduced when the pipeline is subjected to laser welding in a group of servo motor driving modes, and the vibration force during the laser welding of the pipeline is further reduced;
3. In the laser welding machine, when carrying out the laser welding operation of port department pipeline to the four-way pipeline, the four-way pipeline can be placed in the supporting seat at supporting disk top, and four sets of outer brackets of the vertical setting of supporting seat top edge department can carry out spacing processing to inboard supporting pipeline this moment, guarantees that the four-way pipeline can not take place the skew and be in the inside of supporting seat all the time when carrying out laser welding. Meanwhile, when the pipelines arranged in the horizontal direction are subjected to laser welding, the four groups of outer brackets can limit the movement of the pipelines, so that the pipelines can always pass through the pipeline conveying port in the laser welding process, and the accuracy of laser welding points when two groups of pipelines are subjected to laser welding is ensured;
4. In the laser welding machine, when carrying out the laser welding operation of port department pipeline to the four-way pipeline, the bottom clamping jaw of laser cutting generator accessible top installation and carry the slider and carry out flexible removal in pneumatic slide rail's inside, accomplish the laser cutting operation to unnecessary pipeline through the flexible removal of laser cutting generator for the pipeline of accomplishing welding process can be disconnected with unnecessary pipeline, conveniently to accomplishing the operation of unloading of processing pipeline. And meanwhile, the redundant pipeline parts are processed in a pipeline laser cutting mode, and when the other group of four-way pipelines are subsequently welded by laser, the processed pipeline parts do not need to be reinstalled, so that the requirement of continuous laser welding processing of the four-way pipelines is conveniently met.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention.
Furthermore, the terms "install," "set," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a releasable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the overall side view of the present invention when two sets of pipe bodies are laser welded;
FIG. 3 is a schematic view of the overall top view of the present invention;
FIG. 4 is a schematic diagram of the overall side view of the present invention;
FIG. 5 is a schematic view of the laser cutting and welding mechanism of the present invention;
FIG. 6 is a schematic illustration of the connection of the eccentric welding assembly and the laser cutting assembly of the present invention;
FIG. 7 is a schematic view of the structure of the eccentric welding assembly of the present invention;
FIG. 8 is a schematic view of the connection of the pipe locating and conveying mechanism and the pipe body of the present invention;
FIG. 9 is a schematic view of the structure of the cross conveyor frame and support plate connection of the present invention;
FIG. 10 is a schematic view of the pipe locating and conveying mechanism of the present invention;
FIG. 11 is a schematic illustration of the connection of the threaded delivery assembly and the tube gripping assembly of the present invention;
FIG. 12 is an enlarged schematic view of the structure of area A of FIG. 11 in accordance with the present invention;
FIG. 13 is a schematic view of the connection of the first threaded shaft and the tube gripping assembly of the present invention;
In the figure:
10. Welding a machine base;
20. a pipeline positioning and conveying mechanism; 200. a pipe body;
30. A laser cutting welding mechanism; 301. a bracket rod; 302. a top tray; 303. a receiving chamber; 304. an eccentric welding assembly; 3041. a linear motor; 3042. a first gear; 3043. a transmission gear; 3044. an internal gear; 3045. a telescopic cylinder; 3046. a linear slide rail; 3047. a linear electric slider; 3048. a pneumatic clamp; 3049. a laser welding generator; 305. a laser cutting assembly; 3051. a pneumatic slide rail; 3052. a conveying slide block; 3053. a bottom jaw; 3054. a laser cutting generator;
40. a console;
50. a cross conveying frame; 500. a middle cavity; 5001. a support plate; 5002. a support base; 5003. an outer bracket; 5004. a pipe delivery port;
60. a threaded delivery assembly; 601. a servo motor; 602. a first threaded shaft; 603. rotating the shaft lever; 604. a second threaded shaft; 605. a second gear; 606. a third gear; 607. a third threaded shaft; 608. a transport block;
70. a pipe clamping assembly; 701. a top seat; 702. a lower support block; 703. a motor; 704. a unidirectional screw rod; 7041. a stop block; 705. and pressing the block.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
Referring to fig. 1 to 13, the laser welding machine includes a welding stand 10, a pipe positioning and conveying mechanism 20, a laser cutting and welding mechanism 30 and a console 40, the pipe positioning and conveying mechanism 20 is installed at the center of the top of the welding stand 10, a pipe body 200 is supported and positioned inside the pipe positioning and conveying mechanism 20, the laser cutting and welding mechanism 30 is arranged at the outer side of the pipe positioning and conveying mechanism 20, the laser cutting and welding mechanism 30 is installed at the top of the welding stand 10 through screws, the console 40 is also installed at the top of the welding stand 10 through screws, the console 40 is positioned at the side of the pipe positioning and conveying mechanism 20, the pipe positioning and conveying mechanism 20 includes a cross conveying frame 50, the cross conveying frame 50 is installed at the top of the welding stand 10 through screws, the laser cutting and welding mechanism 30 is arranged at the outer side of the center, and a thread conveying assembly 60 is arranged inside the cross conveying frame 50; and the pipe clamping assembly 70, the pipe clamping assembly 70 is installed at the top of the screw conveying assembly 60 and is positioned at the top of the cross conveying frame 50, the pipe body 200 is fixedly clamped in the pipe clamping assembly 70, the pipe clamping assembly 70 is provided with a plurality of groups, the pipe clamping assemblies 70 form a cross shape, and the console 40 is electrically connected with the cross conveying frame 50, the pipe clamping assembly 70 and the pipe positioning conveying mechanism 20 respectively.
The working principle is as follows: when performing laser welding operation on the pipe (the pipe with four channels), the plurality of groups of pipe bodies 200 to be welded and supplemented are respectively installed inside the pipe clamping assembly 70, and then the prefabricated four-way valve is placed at the center of the top of the cross conveying frame 50 in a mode of mechanical claw or staff auxiliary operation. When the laser welding of the four-way pipeline and the pipeline body 200 is performed, the control console 40 starts the laser cutting and welding mechanism 30 to weld the four-way pipeline and the pipeline bodies 200 together, so that the whole laser welding process is completed. When the laser welding operation of the pipeline is continuously performed, the screw thread conveying assembly 60 can operate to drive the multiple groups of pipeline bodies 200 to move simultaneously, and all the groups of pipeline bodies move and collide with the side surfaces of the four-way pipeline, so that the efficiency of the laser welding operation is improved. Meanwhile, the movement of the plurality of groups of pipeline bodies 200 is driven by a group of driving parts, so that the cost is low, the generated vibration is small, the probability of deviation and shaking during laser welding of the pipeline bodies 200 is reduced, the pipeline clamping assembly 70 for clamping and fixing the pipeline bodies 200 is matched, the stability during laser welding of the pipeline bodies 200 can be effectively improved, and the quality of welded finished products is guaranteed.
In addition, the laser welding machine of the present invention can cooperate with two sets of pipe clamping assemblies 70 at the same horizontal plane during actual operation, so as to complete the laser welding operation of two sets of pipe bodies 200. Meanwhile, due to the design of internal parts and structures of the laser cutting and welding mechanism 30, laser cutting treatment can be performed on the pipeline body 200, and laser cutting operation of the pipeline body 200 is achieved.
Referring specifically to fig. 5, the laser cutting welding mechanism 30 includes a support rod 301, wherein the support rod 301 is mounted on the top of the welding stand 10 by screws and is located on the side surface of the center of the cross conveying frame 50, and the support rod 301 has an L-shape structure and is provided with four groups in an annular equidistant manner; the top dish 302, top dish 302 welded fastening is between four sets of support poles 301, and is located the center department at cross conveying frame 50 top, and the inside center department of top dish 302 is provided with holds chamber 303, and wherein, the center department of top dish 302 bottom is provided with the eccentric welding subassembly 304 that extends to holding the inside of chamber 303, and the outside of eccentric welding subassembly 304 is provided with laser cutting subassembly 305, and laser cutting subassembly 305 is the annular equidistance and is provided with four groups, and installs the eccentric department at top dish 302 bottom through the screw.
In the laser welding machine of the invention, the eccentric welding component 304 and the laser cutting component 305 which are arranged at the bottom of the top disc 302 can be supported by four groups of bracket rods 301, so that the stability of the eccentric welding component 304 and the laser cutting component 305 in operation is ensured.
Referring specifically to fig. 5, 6 and 7, the eccentric welding assembly 304 includes a linear motor 3041, the linear motor 3041 is installed inside the accommodating chamber 303, and an output end extends to the bottom of the top plate 302, a first gear 3042 is installed at the bottom of the output end of the linear motor 3041, and the first gear 3042 is rotatably connected at the center of the bottom of the top plate 302; a driving gear 3043, the driving gear 3043 is in meshed connection with the side surface of the first gear 3042 and is in rotational connection with the bottom of the top disc 302, the side surface of the driving gear 3043 is in meshed connection with an internal gear 3044, wherein the internal gear 3044 is in rotational connection with the bottom of the top disc 302 and is positioned at the inner side of the plurality of groups of laser cutting assemblies 305; the telescopic cylinder 3045, the telescopic cylinder 3045 is installed at the bottom of the internal gear 3044 through screws, the output end of the telescopic cylinder is connected with a linear sliding rail 3046, and a linear electric sliding block 3047 is arranged at the bottom of the linear sliding rail 3046; and a pneumatic jig 3048, the pneumatic jig 3048 being mounted on the bottom of the linear electric slider 3047 by screws, the laser welding generator 3049 being mounted and fixed on the inner side of the pneumatic jig 3048.
In this embodiment, the gear ratio of the driving gear 3043 to the internal gear 3044 is 1:1:6, the linear slide rail 3046 and the laser cutting assembly 305 arranged on the side face are arranged in parallel, and the laser beam emitting end inside the laser welding generator 3049 is arranged towards the pipe body 200, and the pipe body 200 performs laser welding operation, and the laser welding generator 3049 can be moved to different positions for performing laser welding operation conveniently through the rotation movement of the internal gear 3044.
In the laser welding machine of the present invention, when the pipe body 200 is welded by laser, the linear motor 3041 is started to operate by the console 40, the first gear 3042 connected to the output end of the linear motor 3041 is driven to rotate, and the side surface of the first gear 3042 is meshed with the driving gear 3043 connected to rotate. When the transmission gear 3043 rotates, the transmission gear 3043 drives the internal gear 3044 with the side face meshed with the transmission gear to rotate, so that the bottom of the internal gear 3044 can rotate through the telescopic cylinder 3045 installed by the screw, and the internal gear can respectively move to the upper parts of different pipeline bodies 200. Then, when the pipe body 200 is subjected to laser welding, the telescopic cylinder 3045 drives the linear slide rail 3046 and the laser welding generator 3049 which are connected with the output end to perform telescopic movement, and the welding point close to the pipe body 200 performs laser welding operation. When the welding operation of the pipeline is performed, the linear electric sliding block 3047 can move at the bottom of the linear sliding rail 3046, so that the laser welding generator 3049 connected with the bottom of the linear electric sliding block 3047 through the pneumatic clamp 3048 moves, and the welding point of the pipeline is subjected to the laser welding operation.
Referring specifically to fig. 6, the laser cutting assembly 305 includes a pneumatic slide rail 3051, wherein the pneumatic slide rail 3051 is mounted at an eccentric position of the bottom of the top plate 302 by a screw and is located at the outer side of the inner gear 3044, and a conveying slide block 3052 is arranged at the bottom of the pneumatic slide rail 3051; the bottom clamping jaw 3053, the bottom clamping jaw 3053 passes through the screw to be installed in the bottom of carrying slider 3052, and inboard centre gripping is fixed with laser cutting generator 3054, and laser cutting generator 3054 carries out laser cutting operation to pipeline body 200.
In the laser welding machine of the present invention, when the pipe body 200 is laser cut, the conveying slide 3052 can move under the pneumatic slide rail 3051, so that the bottom of the conveying slide 3052 can move through the bottom clamping jaw 3053 and the fixed laser cutting generator 3054 is installed, and the laser cutting operation is performed on the pipe body 200 arranged at the bottom through the laser cutting generator 3054.
Referring specifically to fig. 9, an intermediate cavity 500 is provided at the inner center of the cross conveying frame 50, a supporting plate 5001 is supported by a cushion block at the top of the intermediate cavity 500, a supporting base 5002 is welded at the top of the supporting plate 5001, the top edge of the supporting base 5002 protrudes outwards and forms an outer bracket 5003, a pipe conveying opening 5004 formed at the top edge of the supporting plate 5001 is provided between two adjacent groups of outer brackets 5003, and a pipe body 200 is arranged in the pipe conveying opening 5004 in a penetrating manner, and the pipe body 200 is movably connected to the side surface of the outer bracket 5003.
In the laser welding machine of the invention, the pipeline body 200 can be supported by the supporting disc 5001, and the pipeline body 200 moving inside the pipeline conveying port 5004 is limited by the outer bracket 5003, so that the stability of the pipeline body 200 when moving for laser welding and cutting is reduced, and the offset and the shaking can not occur. While the design of the structural shape of the support plate 5001 can reduce the stability of the four-way pipe when being welded when the four-way pipe and the pipe body 200 are welded by laser.
Referring specifically to fig. 10, 11 and 12, the screw conveyor assembly 60 includes a servo motor 601, the servo motor 601 is mounted on a side surface of the cross conveyor frame 50, and an output end is connected with a first screw shaft 602, and the first screw shaft 602 is rotatably connected inside the cross conveyor frame 50 and extends into the middle cavity 500; the rotating shaft rod 603, the rotating shaft rod 603 is connected with the first threaded shaft rod 602 and is rotatably connected inside the middle cavity 500, the bottom of the rotating shaft rod 603 is provided with a second threaded shaft rod 604, and the second threaded shaft rod 604 extends to the inside of the cross conveying frame 50; the second gear 605, the second gear 605 is installed on the outside of the rotating shaft 603, and is rotatably connected to the inner wall of the middle cavity 500, the left and right sides of the second gear 605 are both in meshed connection with the third gear 606, and the third gear 606 is rotatably connected to the inner wall of the middle cavity 500; and a third threaded shaft 607, the third threaded shaft 607 is connected with the third gear 606 and extends to the inside of the cross conveying frame 50, the third threaded shaft 607 is rotatably connected to the inside of the cross conveying frame 50, wherein the outer sides of the first threaded shaft 602, the second threaded shaft 604 and the third threaded shaft 607 are all in threaded connection with two groups of conveying blocks 608, and the multiple groups of conveying blocks 608 are in sliding connection with the cross conveying frame 50.
In this embodiment, the first threaded shaft 602 and the second threaded shaft 604 are threaded in opposite directions, and the third threaded shaft 607 is provided with two sets of threaded shafts, and the threaded directions are opposite, wherein the pipe clamping assembly 70 is mounted on the top of the conveying block 608 by screws, so that the multiple sets of conveying blocks 608 can be operated simultaneously and uniformly moved toward the supporting disk 5001 by the design of the first threaded shaft 602, the second threaded shaft 604 and the third threaded shaft 607.
In the laser welding machine of the present invention, when the conveying pipe body 200 moves to complete the welding operation of the pipe, the servo motor 601 is started to operate by the console 40, so as to drive the first threaded shaft 602 connected to the output end of the servo motor 601 to rotate forward, and drive a group of conveying blocks 608 connected to the outer side of the first threaded shaft 602 in a threaded manner to move to one side of the supporting disc 5001. Meanwhile, when the first threaded shaft 602 rotates, the rotating shaft 603 connected to the bottom is driven to rotate, and the second threaded shaft 604 installed at the bottom of the rotating shaft 603 rotates. The second threaded shaft 604 and the first threaded shaft 602 are threaded in opposite directions, i.e., the second threaded shaft 604 rotates in opposite directions to drive the outer conveying block 608 to move toward the side of the supporting plate 5001. The second gear 605 installed at the outer side of the rotating shaft 603 is driven to rotate while the rotating shaft 603 rotates, so that the third gear 606 engaged with and connected with the two sides of the second gear 605 can rotate, and the third gear 606 drives the third threaded shaft 607 installed at the bottom to rotate in the same direction when rotating. The thread directions of the two sets of third threaded shafts 607 are opposite, so that the two sets of conveying blocks 608 which are in threaded connection with the outer sides of the two sets of third threaded shafts move to one side of the supporting disc 5001.
Referring specifically to fig. 13, the pipe clamping assembly 70 includes a top seat 701, the top seat 701 is mounted on the top of the conveying block 608 by a screw, a lower support block 702 is mounted on the top support by a screw, a motor 703 is mounted on both sides of the bottom of the lower support block 702, and the top of the lower support block 702 supports the pipe body 200; the unidirectional screw rod 704, the output end of unidirectional screw rod 704 and motor 703 is connected, and extends to the top of lower supporting shoe 702, and the outside of unidirectional screw rod 704 is connected with down briquetting 705 through the ball, and the bottom of briquetting 705 pushes down and is fixed with pipeline body 200 down.
In this embodiment, one side of the lower support block 702 and the lower pressing block 705, which is in contact with the pipe body 200, is arc-shaped and is matched with the pipe body 200, and a stop 7041 is mounted on the top of the unidirectional screw 704, wherein the stop 7041 is located above the lower pressing block 705, and the lifting position of the lower pressing block 705 can be limited by the design of the stop 7041. Meanwhile, the stop 7041 is in threaded connection with the unidirectional screw 704, so that the stop 7041 and the lower pressing block 705 can be conveniently detached.
In the laser welding machine of the present invention, the pipe body 200 is clamped to improve the stability of the pipe body 200 in laser welding, and the pipe body 200 may be placed on top of the plurality of sets of lower supporting blocks 702. The motor 703 is then activated by the console 40 to operate such that the unidirectional screw 704 connected to the output of the motor 703 is rotatable. At this time, the unidirectional screw rod 704 can drive the outer side of the unidirectional screw rod to lift and move through the lower pressing block 705 connected with the balls when rotating, and the pipeline body 200 arranged at the bottom is pressed and fixed through the lower pressing block 705, so that the probability of shifting and shaking of the pipeline body 200 in the welding process is reduced, and the quality of a welded finished pipeline is ensured.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a laser welding machine, includes welding frame (10), pipeline location conveying mechanism (20), laser cutting welding mechanism (30) and control cabinet (40), its characterized in that: the center of the top of the welding machine seat (10) is provided with a pipeline positioning and conveying mechanism (20), the inside of the pipeline positioning and conveying mechanism (20) is supported and positioned with a pipeline body (200), the outer side of the pipeline positioning and conveying mechanism (20) is provided with a laser cutting and welding mechanism (30), the laser cutting and welding mechanism (30) is arranged at the top of the welding machine seat (10) through a screw, the top of the welding machine seat (10) is also provided with a control console (40) through the screw, the control console (40) is positioned on the side surface of the pipeline positioning and conveying mechanism (20),
Wherein, pipeline location conveying mechanism (20) are including:
the cross conveying frame (50) is arranged at the top of the welding machine seat (10) through screws, the laser cutting welding mechanism (30) is arranged on the outer side of the center of the cross conveying frame (50), and a thread conveying assembly (60) is arranged in the cross conveying frame (50); and
The pipe clamping assembly (70), the pipe clamping assembly (70) is arranged at the top of the threaded conveying assembly (60) and is positioned at the top of the cross conveying frame (50), the pipe body (200) is fixedly clamped in the pipe clamping assembly (70), the pipe clamping assembly (70) is provided with a plurality of groups, the pipe clamping assemblies (70) form a cross shape,
Wherein the console (40) is electrically connected with the cross conveying frame (50), the pipe clamping assembly (70) and the pipe positioning conveying mechanism (20) respectively.
2. The laser welder of claim 1 wherein: the laser cutting and welding mechanism (30) comprises:
The bracket rod (301) is arranged at the top of the welding stand (10) through a screw and is positioned on the side surface of the center of the cross conveying frame (50), and the structural shape of the bracket rod (301) is L-shaped and is provided with four groups in an annular equidistant manner; and
A top tray (302), wherein the top tray (302) is welded and fixed between four groups of support rods (301) and is positioned at the center of the top of the cross conveying frame (50), a containing cavity (303) is arranged at the inner center of the top tray (302),
The center department of top dish (302) bottom is provided with eccentric welding subassembly (304) that extend to the inside of holding chamber (303), the outside of eccentric welding subassembly (304) is provided with laser cutting subassembly (305), laser cutting subassembly (305) are annular equidistance and are provided with four groups, and install through the screw the eccentric department of top dish (302) bottom.
3. The laser welder of claim 2 wherein: the eccentric welding assembly (304) comprises:
a linear motor (3041), wherein the linear motor (3041) is arranged in the accommodating cavity (303), an output end of the linear motor (3041) extends to the bottom of the top disc (302), a first gear (3042) is arranged at the bottom of the output end of the linear motor (3041), and the first gear (3042) is rotatably connected to the center of the bottom of the top disc (302);
a transmission gear (3043), the transmission gear (3043) is connected with the side surface of the first gear (3042) in a meshing way, and is rotatably connected with the bottom of the top disc (302), the side surface of the transmission gear (3043) is connected with an internal gear (3044) in a meshing way,
Wherein the internal gear (3044) is rotatably connected to the bottom of the top disk (302) and is positioned inside the plurality of groups of laser cutting assemblies (305);
The telescopic cylinder (3045), the telescopic cylinder (3045) is installed at the bottom of the inner gear (3044) through screws, the output end of the telescopic cylinder is connected with a linear sliding rail (3046), and a linear electric sliding block (3047) is arranged at the bottom of the linear sliding rail (3046); and
And the pneumatic clamp (3048) is arranged at the bottom of the linear electric sliding block (3047) through a screw, and a laser welding generator (3049) is fixedly arranged at the inner side of the pneumatic clamp (3048).
4. A laser welder as claimed in claim 3, wherein: the first gear (3042), the transmission gear (3043) and the internal gear (3044) have a gear ratio of 1:1:6, the linear slide (3046) and the laser cutting assembly (305) arranged on the side face are arranged in parallel, and
The laser beam emitting end inside the laser welding generator (3049) is arranged towards the pipeline body (200), and the pipeline body (200) is subjected to laser welding operation.
5. The laser welder of claim 4 wherein: the laser cutting assembly (305) comprises:
The pneumatic sliding rail (3051) is arranged at the eccentric position of the bottom of the top disc (302) through a screw, and is positioned at the outer side of the inner gear (3044), and a conveying sliding block (3052) is arranged at the bottom of the pneumatic sliding rail (3051); and
The bottom clamping jaw (3053), bottom clamping jaw (3053) are installed through the screw the bottom of carrying slider (3052), and inboard centre gripping is fixed with laser cutting generator (3054), laser cutting generator (3054) carries out laser cutting operation to pipeline body (200).
6. The laser welder of claim 1 wherein: an intermediate cavity (500) is arranged at the inner center of the cross conveying frame (50), a supporting disc (5001) is supported at the top of the intermediate cavity (500) through a cushion block, a supporting base body (5002) is welded at the top of the supporting disc (5001),
Wherein the top edge of the supporting seat body (5002) protrudes outwards and forms an outer bracket (5003), a pipeline conveying port (5004) arranged at the top edge of the supporting disc (5001) is arranged between two adjacent groups of the outer brackets (5003), and
The pipeline conveying port (5004) is internally provided with the pipeline body (200) in a penetrating mode, and the pipeline body (200) is movably connected to the side face of the outer bracket (5003).
7. The laser welder of claim 6 wherein: the screw thread conveying assembly (60) comprises:
The servo motor (601), the servo motor (601) is installed on the side face of the cross conveying frame (50), the output end of the servo motor is connected with a first threaded shaft lever (602), and the first threaded shaft lever (602) is rotatably connected to the inside of the cross conveying frame (50) and extends to the inside of the middle cavity (500);
A rotating shaft lever (603), wherein the rotating shaft lever (603) is connected with the first threaded shaft lever (602) and is rotatably connected inside the middle cavity (500), a second threaded shaft lever (604) is installed at the bottom of the rotating shaft lever (603), and the second threaded shaft lever (604) extends to the inside of the cross conveying frame (50);
the second gear (605), the said second gear (605) is installed in the outside of the said rotary shaft lever (603), and connect in the inner wall of the said intermediate chamber (500) rotatably, the said second gear (605) both sides engage and connect with the third gear (606), the said third gear (606) connects in the inner wall of the said intermediate chamber (500) rotatably; and
A third threaded shaft (607), said third threaded shaft (607) being connected to said third gear (606) and extending into the interior of said cross conveyor frame (50), said third threaded shaft (607) being rotatably connected to the interior of said cross conveyor frame (50),
The outer sides of the first threaded shaft rod (602), the second threaded shaft rod (604) and the third threaded shaft rod (607) are in threaded connection with two groups of conveying blocks (608), and a plurality of groups of conveying blocks (608) are in sliding connection with the cross conveying frame (50).
8. The laser welder of claim 7 wherein: the first threaded shaft lever (602) and the second threaded shaft lever (604) are opposite in thread direction, the third threaded shaft lever (607) is provided with two groups, and the thread directions are opposite,
Wherein, pipeline clamping components (70) are installed on the top of the conveying block (608) through screws.
9. The laser welder of claim 8 wherein: the pipe clamping assembly (70) comprises:
the top seat (701), the top seat (701) is arranged at the top of the conveying block (608) through a screw, a lower supporting block (702) is arranged on the top support through the screw, motors (703) are arranged on two sides of the bottom of the lower supporting block (702), and the top of the lower supporting block (702) supports the pipeline body (200); and
The unidirectional screw rod (704), unidirectional screw rod (704) with the output of motor (703) is connected, and extends to the top of lower supporting shoe (702), the outside of unidirectional screw rod (704) is connected with down briquetting (705) through the ball, the bottom of briquetting (705) is pushed down and is fixed with pipeline body (200).
10. The laser welder of claim 9 wherein: the side of the lower supporting block (702) and the lower pressing block (705) which is contacted with the pipeline body (200) is arranged into an arc shape and is matched with the pipeline body (200), and
A stop block (7041) is arranged at the top of the unidirectional screw rod (704), and the stop block (7041) is located above the lower pressing block (705).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410932747.4A CN118492627B (en) | 2024-07-12 | 2024-07-12 | Laser welding machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410932747.4A CN118492627B (en) | 2024-07-12 | 2024-07-12 | Laser welding machine |
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|---|---|
| CN118492627B (en) | 2024-10-01 |
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