CN118417808A - High-coordination numerical control machining welding machine tool - Google Patents

High-coordination numerical control machining welding machine tool Download PDF

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Publication number
CN118417808A
CN118417808A CN202410896478.0A CN202410896478A CN118417808A CN 118417808 A CN118417808 A CN 118417808A CN 202410896478 A CN202410896478 A CN 202410896478A CN 118417808 A CN118417808 A CN 118417808A
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China
Prior art keywords
welding
welding table
structures
clamping
driving
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CN202410896478.0A
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Chinese (zh)
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CN118417808B (en
Inventor
徐传建
马丙豹
马士春
张记
殷海宾
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Lianyungang Jianbo Automation Equipment Co ltd
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Lianyungang Jianbo Automation Equipment Co ltd
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Priority to CN202410896478.0A priority Critical patent/CN118417808B/en
Publication of CN118417808A publication Critical patent/CN118417808A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
    • B23K37/04Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
    • B23K37/047Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B23K31/027Making tubes with soldering or welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/04Tubular or hollow articles
    • B23K2101/06Tubes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The invention relates to the field of welding machine tools, in particular to a high-coordination numerical control machining welding machine tool, which comprises a machine base, a welding machine body, a welding platform, a clamping mechanism and a fixing mechanism, wherein the machine base is provided with a welding machine body; the machine base comprises a top base and a base; the welding machine body is arranged in the middle of the top seat; the welding platform comprises a welding table, two supporting structures and a rotating mechanism, wherein the welding table is horizontally arranged in the middle of the top seat, the two supporting structures are respectively arranged at two ends of the welding table, the supporting structures are used for connecting the welding table and the top seat, the rotating mechanism is arranged on the base, and the rotating mechanism is used for driving the welding table to rotate around the central axis of the rotating mechanism; the two clamping mechanisms are symmetrically arranged on the welding table; the fixing mechanism is arranged on the top seat and is used for fixing the welding table; the invention is provided with the welding table, the supporting structure, the rotating mechanism, the clamping mechanism and the fixing mechanism, thereby avoiding the torsion fracture at the welding joint of the two square pipe workpieces caused by asynchronous rotation of the two square pipe workpieces.

Description

High-coordination numerical control machining welding machine tool
Technical Field
The invention relates to the field of welding machine tools, in particular to a high-coordination numerical control machining welding machine tool.
Background
With the rapid development of modern industrial technology, the demands on machining and welding techniques are increasing. In particular, in the fields of aerospace, automobile manufacturing, precision instruments and the like, the requirements on machining precision, machining efficiency and welding quality reach unprecedented heights. In order to meet the requirements, a high-coordination numerical control machining welding machine tool is generated, and becomes important equipment in the field of modern machining and welding.
The industrial electro-mechanical manufacturing cutting welding machine disclosed in China patent CN116423240B has the following working principle: the rod body to be cut is horizontally inserted into the two clamping ring bodies, the rod body to be cut is placed at the top surface of the fixed bottom block, one end of the rod body is extruded to move downwards after the extrusion screw rotates to operate the extrusion top block, the rod body is extruded and fixed downwards by the extrusion top block, the rod body is horizontally fixed on the inner side edge of the clamping ring body, the rod body is horizontally arranged at the top surface of the horizontal top plate, the rod body is fixed, after the rod body is fixed, the rod body is controlled by a control panel on the side edge, the rod body of the control bottom driving block rotates to enable the rod body on the top surface to move horizontally to a designated position, after the designated position is regulated, the rod body on the top end drives the fixed top plate to move to a designated cutting position under the rolling of the rod body of the driving bottom block, the side rod body extends downwards under the extension of the matched air cylinder, the cutting motor on the bottom end rotates to enable the rod body on the lower side, the rod body to move horizontally under the rotary motion of the rod body, the rod body is driven by the control panel on the side edge, the rod body is driven by the horizontal top plate to move horizontally, the rod body is driven by the rod body to move horizontally, the rod body is driven to move to the designated position under the rolling of the rod body, the rod body is driven by the rotary motion of the rod body on the top surface, the side edge is driven to move the rod body to move horizontally, the cut the side edge is required to move the rod body to move horizontally, and the cut inside the rod body is driven to move inside the rod body to move and move the rod body is required to move and move inside the rod body is driven to move and move the rod body is driven to move side edge is rotated to move side edge is processed to move side body and rotates side body is processed side body and rotates side body is required side body is processed is rotated and rotates side is subjected to move side, then can adopt the same fixed knot to make to fix two body of rod in the inside of joint ring body, then make under the rotation of transmission motor drive transmission screw rotation operation for the bottom movable block is in the inside horizontal migration operation in top middle tank, makes two fixed body of rod carry out horizontal migration butt joint and stabilizes, then makes the bottom soldered connection butt joint setting of the flexible side lever of opposite side in welding gap position through the same regulation operation mode, can carry out welding treatment operation to body of rod butt joint gap.
In the above scheme, the following problems still exist: two welded work pieces are respectively fixed in two joint rings, when the work pieces are square pipe type work pieces, two work pieces are connected through four welding seams, after one welding seam is welded on two work pieces, two joint rings respectively drive two work pieces to rotate, asynchronous rotation can appear in the work pieces at two ends of the welding seam if rotation of two joint rings is asynchronous, the welding seam can receive the effort that is parallel to the welding seam, the effort can lead to the junction of two work pieces to take place distortion, can make the welding seam fracture even.
Disclosure of Invention
Aiming at the problems, the invention provides a high-coordination numerical control machining welding machine tool, which is provided with a welding table, a supporting structure, a rotating mechanism, a clamping mechanism and a fixing mechanism, so that torsion fracture at a welding joint of two square pipe workpieces caused by asynchronous rotation of the two square pipe workpieces is avoided.
In order to solve the problems in the prior art, the invention provides a high-coordination numerical control machining welding machine tool, which comprises a machine base, a welding machine body, a welding platform, a clamping mechanism and a fixing mechanism; the machine base comprises a top base and a base; the welding machine body is arranged in the middle of the top seat; the welding platform comprises a welding table, two supporting structures and a rotating mechanism, wherein the welding table is horizontally arranged in the middle of the top seat, a welding window is formed in the middle of the welding table, the two supporting structures are respectively arranged at two ends of the welding table, the supporting structures are used for connecting the welding table and the top seat, the rotating mechanism is arranged on the base, and the rotating mechanism is used for driving the welding table to rotate around the central axis of the welding table; the two clamping mechanisms are symmetrically arranged on the welding table; the fixed establishment sets up on the footstock, and fixed establishment is used for fixed welding bench.
Preferably, the clamping mechanism comprises a clamping structure, wherein the clamping structure comprises two clamping assemblies, two first driving plates and a second driving structure; the two clamping assemblies are symmetrically arranged relative to the central axis of the welding table respectively; the two first driving plates respectively correspond to the two clamping assemblies, and the two ends of the first driving plates respectively extend out of the upper side and the lower side of the welding table; the second driving structure is arranged on the welding table and is used for driving the two first driving plates to be close to or far away from each other.
Preferably, the clamping mechanism further comprises two stroke monitoring structures, and the two stroke monitoring structures are respectively arranged on the two first driving plates.
Preferably, the clamping mechanism further comprises two first guiding structures, and the two first guiding structures are respectively arranged on the two first driving plates.
Preferably, the clamping mechanism further comprises a stop structure arranged between the two clamping assemblies.
Preferably, the clamping mechanism further comprises a limiting guide structure, and the limiting guide structure is arranged on the rotating mechanism.
Preferably, the clamping mechanism further comprises a pressing mechanism, the pressing mechanism is arranged at one side, close to the welding window, of the middle part of the welding table, and the pressing mechanism comprises a second pressing plate, two lifting structures and a third driving structure; the second pressing plate is arranged in parallel with the welding table; the two lifting structures are respectively arranged at two ends of the second pressing plate; the third driving structure is arranged between the two lifting structures.
Preferably, the fixing mechanism comprises two propping structures, the two propping structures are respectively arranged at two sides of the top seat, and each propping structure comprises a propping plate and a fourth driving structure; the abutting plate is arranged between the top seat and the welding table; the fourth driving structure is arranged on the top seat.
Preferably, the fixing mechanism further comprises two self-adjusting structures, the two self-adjusting structures are respectively arranged on two sides of the welding table, and the two self-adjusting structures respectively correspond to the two abutting plates.
Preferably, the rotation mechanism comprises two external gear rings, two gears and a first driving structure; the two outer gear rings are respectively arranged at two ends of the welding table, and the axis of the outer gear ring is collinear with the central axis of the welding table; the two gears respectively correspond to the two outer gear rings, and the gears are meshed with the outer gear rings; the first drive structure is disposed between the two gears.
Compared with the prior art, the invention has the beneficial effects that:
1. The welding table, the supporting structure, the rotating mechanism, the clamping mechanism and the fixing mechanism are arranged, a worker places two square pipe workpieces to be welded at two ends of the welding table, the welding ends of the two square pipe workpieces are butted at welding windows, the two clamping mechanisms respectively fix the two square pipe workpieces to be welded on the welding table, at the moment, the square pipe workpieces are positioned at the upper end of the welding table, the welding machine body welds one side of the butted two square pipe workpieces, after welding is finished, the rotating mechanism works to drive the welding table and the two clamping mechanisms to rotate 180 degrees at the same time, the two clamping mechanisms keep the two square pipe workpieces to be clung to the welding table in the rotating process, so that the two square pipe workpieces can synchronously rotate along with the welding table, the square pipe workpieces are prevented from being independently driven to rotate along with the welding table when only one welding seam is connected, at the moment, the square pipe workpieces are positioned at the lower end of the welding table, the welding machine body welds the two square pipe workpieces from the welding window, the two opposite square pipe workpieces are enabled to be positioned, the connecting strength of the two square pipe workpieces is high under the condition that the two square pipe workpieces are connected, the two square pipe workpieces can be driven to rotate synchronously, and the two square pipe workpieces can be prevented from rotating, and the welding seam welding joint is caused, and the two square pipe workpieces can be prevented from rotating synchronously.
2. The invention is provided with the clamping structure, the second driving structure works, the first bidirectional screw rod rotates to enable the two first moving blocks to move along the first bidirectional screw rod, the two first moving blocks respectively drive the two first driving plates to approach each other, the two first driving plates respectively push the two clamping assemblies to move towards the square pipe workpieces, when a plurality of first rollers in the two clamping assemblies are respectively tangent with two side surfaces of the square pipe workpieces at the same time, the second driving structure stops working firstly, a channel is formed between the two clamping assemblies, the acting force exerted by the first rollers on the surfaces of the square pipe workpieces is smaller, the moving influence of the first rollers on the square pipe workpieces is smaller, the welding end surfaces of the two square pipe workpieces can approach each other in a state of being parallel to each other, after the welding end surfaces of the two square pipe workpieces are abutted, the second driving structure works again to increase the acting force on the surfaces of the square pipe workpieces, and fix the two square pipe workpieces on a welding table, so that the butt joint positioning of the two square pipe workpieces is realized, and the square pipe workpieces are fixed on the welding table.
3. According to the invention, the stroke monitoring structures are arranged, when the clamping structures clamp square pipe workpieces, the two first driving plates can drive the two stroke monitoring structures to move towards two side wall surfaces of the square pipe workpieces at the same time, the second rollers are tangential to the side wall surfaces of the square pipe workpieces, when the square pipe workpieces move along the central axis of the welding table, the square pipe workpieces drive the second rollers to rotate, the monitor monitors the number of turns of the second rollers, and because the distance between the stroke monitoring structures and the welding window is fixed, the square pipe workpieces are fixed through the moving distance after passing through the second rollers, the number of turns of the second rollers are fixed, and when the square pipe workpieces drive the second rollers to rotate for a fixed number of turns, a worker immediately stops moving the square pipe workpieces, so that the welding ends of the two square pipe workpieces are accurately butted at the welding window.
Drawings
Fig. 1 is a perspective view of a high coordination numerical control machining welding machine tool.
Fig. 2 is a front view of a high coordination numerical control machining welding machine tool.
Fig. 3 is a left side view of a high coordination numerical control machining welding machine tool.
Fig. 4 is a cross-sectional view at A-A in fig. 3.
Fig. 5 is a perspective view of a clamping mechanism in a high coordination numerical control machining welding machine tool.
Fig. 6 is a perspective view of a clamping structure in a high coordination numerical control machining welding machine tool.
Fig. 7 is a perspective view of a first drive plate, a travel monitoring structure, and a first guide structure in a high coordination numerical control machine welding machine.
Fig. 8 is a perspective view of a cut-off structure in a high coordination numerical control machining welding machine tool.
Fig. 9 is a perspective view of an outer gear ring and a limit guide structure in a high-coordination numerical control machining welding machine tool.
Fig. 10 is a perspective view of a pressing mechanism in a high coordination numerical control machining welding machine tool.
Fig. 11 is a perspective view of a top seat, a welding table, a support structure and a fixing mechanism in a high coordination numerical control machining welding machine tool.
Fig. 12 is a perspective view of a tightening structure and a self-adjusting structure in a high coordination numerical control machining welding machine tool.
Fig. 13 is a perspective view of a high coordination numerically controlled machining welding machine tool top seat, welding table, support structure and rotation mechanism.
The reference numerals in the figures are: 1. a base; 11. a top base; 12. a base; 13. a support column; 2. a welder body; 3. a welding platform; 31. a welding table; 311. welding windows; 32. a support structure; 321. a first rectangular frame; 322. a support arm; 323. a main rotating shaft; 33. a rotation mechanism; 331. an outer ring gear; 332. a gear; 333. a first driving structure; 3331. a first rotating shaft; 3332. a first rotary driver; 4. a clamping mechanism; 41. a clamping structure; 411. a clamping assembly; 4111. a first wheel frame; 4112. a first roller; 412. a first driving plate; 413. a second driving structure; 4131. a U-shaped plate; 4132. a first bi-directional screw; 4133. a first moving block; 4134. a first guide rail; 42. a travel monitoring structure; 421. a second wheel frame; 422. a second roller; 423. a monitor; 43. a first guide structure; 431. a mounting bracket; 432. a telescopic rod; 44. a cut-off structure; 441. a shut-off plate; 442. a first lifting driver; 45. a limit guide structure; 451. a first platen; 452. a third roller; 453. a second lifting driver; 46. a compressing mechanism; 461. a second pressing plate; 462. a lifting structure; 4621. a second rectangular frame; 4622. a first screw; 4623. a second moving block; 463. a third driving structure; 4631. driven wheel; 4632. a driving wheel; 4633. a second rotary driver; 4634. a transmission belt; 5. a fixing mechanism; 51. a tightening structure; 511. a pressing plate; 5111. a second guide rail; 512. a fourth driving structure; 5121. a third rectangular frame; 5122. a second bidirectional screw; 5123. a third moving block; 5124. a second driving plate; 52. a self-adjusting structure; 521. a third wheel frame; 522. and a fourth roller.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1 to 13, there is shown: a high coordination numerical control machining welding machine tool comprises a machine base 1, a welding machine body 2, a welding platform 3, a clamping mechanism 4 and a fixing mechanism 5; the machine base 1 comprises a top seat 11 and a base 12, wherein the top seat 11 and the base 12 are arranged in parallel up and down, and the top seat 11 and the base 12 are connected through a plurality of support columns 13; the welding machine body 2 is arranged in the middle of the top seat 11; the welding platform 3 comprises a welding table 31, two supporting structures 32 and a rotating mechanism 33, wherein the welding table 31 is horizontally arranged in the middle of the top seat 11, a welding window 311 is formed in the middle of the welding table 31, the two supporting structures 32 are respectively arranged at two ends of the welding table 31, the supporting structures 32 are used for connecting the welding table 31 with the top seat 11, each supporting structure 32 comprises a first rectangular frame 321, a supporting arm 322 and a main rotating shaft 323, one end of the top seat 11 of the first rectangular frame 321 is connected, one end of the supporting arm 322 is connected with the first rectangular frame 321, one end of the main rotating shaft 323 is connected with the other end of the supporting arm 322 through a bearing, the other end of the main rotating shaft 323 is connected with one end of the welding table 31, the axis of the main rotating shaft 323 is collinear with the central axis of the welding table 31, the rotating mechanism 33 is arranged on the base 12, and the rotating mechanism 33 is used for driving the welding table 31 to rotate around the central axis of the welding table 31; the two clamping mechanisms 4 are symmetrically arranged on the welding table 31; the fixing mechanism 5 is disposed on the top base 11, and the fixing mechanism 5 is used for fixing the welding table 31.
When welding two square pipe work pieces, two square pipe work pieces need to be connected through four welding seams, the staff places two square pipe work pieces to be welded at the both ends of welding bench 31, and dock the welding end of two square pipe work pieces at welding window 311 department, two fixture 4 are respectively with two square pipe work pieces to be welded fixed on welding bench 31, square pipe work piece is located the upper end of welding bench 31 this moment, welding machine body 2 welds the butt joint's of two square pipe work pieces an limit, after the welding is accomplished, rotary mechanism 33 work drives welding bench 31 and two fixture 4 and rotates 180 degrees simultaneously, two fixture 4 keep two square pipe work pieces and welding bench 31 hug closely at rotatory in-process, make two square pipe work pieces follow welding bench 31 synchronous rotation, avoid driving two square pipe work pieces alone when two square pipe work pieces only one welding seam is connected and select the rotation, square pipe work piece is located the lower extreme of welding bench 31 this moment, welding machine body 2 welds two square pipe work pieces from welding window 311 department, make two square pipe work pieces have two relative welding seams between two square pipe work pieces, have two welding seams under two welding seam connection condition, two square pipe work pieces are connected in a moment, two square pipe work pieces are rotated synchronously, two square pipe work pieces are rotated, thereby two square pipe work pieces are avoided two square pipe work pieces to be rotated, two are broken, and two joint welding work pieces are rotated, two are avoided and two joint is greatly occurs.
Referring to fig. 1, 4 and 5, there is shown: the clamping mechanism 4 comprises a clamping structure 41, the clamping structure 41 comprising two clamping assemblies 411, two first drive plates 412 and a second drive structure 413; the two clamping assemblies 411 are respectively and symmetrically arranged about the central axis of the welding table 31, each clamping assembly comprises a first wheel frame 4111 and a plurality of first rollers 4112, and the plurality of first rollers 4112 are arranged on the first wheel frame 4111 at equal intervals; the two first driving plates 412 respectively correspond to the two clamping assemblies 411, two ends of each first driving plate 412 respectively extend out of the upper side and the lower side of the welding table 31, and one end of each first driving plate 412 is connected with the first wheel carrier 4111; the second driving structure 413 is disposed on the welding table 31, the second driving structure 413 is configured to drive the two first driving plates 412 to approach or separate from each other, the second driving structure 413 includes a U-shaped plate 4131, a first bidirectional screw 4132, two first moving blocks 4133, and a first guiding rail 4134, the U-shaped plate 4131 is connected to the welding table 31, two ends of the first bidirectional screw 4132 are respectively connected to two ends of the U-shaped plate 4131, two first moving blocks 4133 are respectively connected to two ends of the first bidirectional screw 4132, and two first moving blocks 4133 are respectively connected to two first driving plates 412, the first guiding rail 4134 is disposed between the two first driving plates 412, and the first driving plates 412 are slidably connected to the first guiding rail 4134.
The staff places square pipe work piece between two clamping assemblies 411, the second driving structure 413 works, first two-way screw 4132 rotates and makes two first movable blocks 4133 move along first two-way screw 4132, two first movable blocks 4133 respectively drive two first driving plates 412 to be close to each other, two first driving plates 412 respectively push two clamping assemblies 411 to move towards square pipe work piece, when a plurality of first cylinders in two clamping assemblies 411 are tangential with two side surfaces of square pipe work piece respectively, the second driving structure 413 stops working firstly, a channel is formed between two clamping assemblies 411 at this moment, the acting force exerted by first idler wheel 4112 on the surface of square pipe work piece is small, the influence of movement of first idler wheel 4112 on square pipe work piece is small, the welding end surfaces of two square pipe work pieces can be close to each other in a state parallel to each other, after the welding end surfaces of two square pipe work pieces are in butt joint, the second driving structure works again, the acting force of first idler wheel 413 on the surface of square pipe work piece is increased, two square pipe work pieces are fixed on a welding table 31, and therefore two square pipe work pieces are fixed on the welding table 31.
Referring to fig. 5 and 7, it is shown that: the clamping mechanism 4 further comprises two stroke monitoring structures 42, the two stroke monitoring structures 42 are respectively arranged on the two first driving plates 412, the stroke monitoring structures 42 comprise a second wheel frame 421, a second roller 422 and a monitor 423, the second wheel frame 421 is connected with the first driving plates 412, the second roller 422 is connected with the second wheel frame 421 through bearings, the monitor 423 is arranged on the second wheel frame 421, and the monitor 423 is used for monitoring the rotation number of the second roller 422.
Because a welding seam of two square pipe workpieces needs to be welded through the welding window 311, therefore the butt joint of welding ends of two square pipe workpieces needs to be located at the welding window 311, and in the production process, workers are difficult to butt joint the welding ends of two square pipe workpieces at the welding window 311, through setting up the stroke monitoring structure 42, when the clamping structure 41 clamps square pipe workpieces, two first driving plates 412 can drive two stroke monitoring structures 42 to move towards two side wall surfaces of the square pipe workpieces simultaneously, the second roller 422 is tangent with the side wall surface of the square pipe workpieces, when the square pipe workpieces move along the central axis of the welding table 31, the square pipe workpieces drive the second roller 422 to rotate, the monitor 423 monitors the number of turns of the second roller 422, because the distance between the stroke monitoring structure 42 and the welding window 311 is fixed, the moving distance of the square pipe workpieces after passing through the second roller 422 is fixed, the number of turns of the second roller 422 is fixed, workers immediately stop moving the square pipe workpieces after the square pipe workpieces drive the second roller 422 to rotate fixed number of turns, and accordingly the welding ends of the two square pipe workpieces are accurately butt-jointed at the welding window 311.
Referring to fig. 5 and 7, it is shown that: the clamping mechanism 4 further comprises two first guiding structures 43, the two first guiding structures 43 are respectively arranged on the two first driving plates 412, the first guiding structures 43 comprise a mounting bracket 431 and a telescopic rod 432, the mounting bracket 431 is fixedly connected with the welding table 31, two ends of the telescopic rod 432 are respectively connected with the mounting bracket 431 and the first driving plates 412, and the axis of the telescopic rod 432 is parallel to the axis of the first bidirectional screw 4132.
The clamping assembly 411 and the travel monitoring structure 42 are both installed on the first driving plate 412, the second driving structure 413 may bend when the acting force of the first driving plate 412 towards the square pipe workpiece is increased, the first roller 4112 and the second roller 422 may not be completely clung to the side wall surface of the square pipe workpiece, by arranging the first guiding structure 43, when the clamping assembly 411 and the travel monitoring structure 42 are pushed by the first driving plate 412 to move, the telescopic rod 432 is extended, the clamping assembly 411 can only move along the axis of the telescopic rod 432, so that the axis of the first roller 4112 and the axis of the second roller 422 are both kept perpendicular to the axis of the telescopic rod 432, and therefore, the bus bars of the first roller 4112 and the second roller 422 can be completely contacted with the side wall surface of the square pipe workpiece.
Referring to fig. 5 and 8, it is shown that: the clamping mechanism 4 further comprises a stop structure 44, the stop structure 44 being arranged between the two clamping assemblies 411, the stop structure 44 comprising a stop plate 441 and a first lifting drive 442, the stop plate 441 being able to protrude from one side of the stop plate 441 to the other side under the action of the first lifting drive 442.
One end of the square pipe workpiece needs to be fixed at a moving position under the action of the two clamping assemblies 411, the square pipe workpiece needs to pass through the stroke monitoring structure 42 firstly, then enters into the two clamping assemblies 411, if the moving position of the square pipe workpiece is not fixed, the stroke monitoring structure 42 is difficult to accurately measure the moving distance of the square pipe workpiece, through the arrangement of the stopping structure 44, the first lifting driver 442 drives the stopping plate 441 to extend out of the welding table 31, one end of the square pipe workpiece moves to be abutted with the stopping plate 441 under the limit of the two clamping assemblies 411, at the moment, the distance between one end of the square pipe workpiece and the welding window 311 is fixed, then the first lifting driver 442 takes the stopping plate 441 into the welding table 31, then pushes the square pipe workpiece to move, and the square pipe workpiece drives the second roller 422 to rotate, so that the distance that one end of the square pipe workpiece moves to the welding window 311 is controlled, and the accuracy that the welding end of the square pipe workpiece moves to the welding window 311 is improved.
Referring to fig. 1, 5 and 9, there is shown: the fixture 4 further comprises a limiting guide structure 45, the limiting guide structure 45 is arranged on the rotating mechanism 33, the limiting guide structure 45 comprises a first pressing plate 451, a plurality of third rollers 452 and a second lifting driver 453, the plurality of third rollers 452 are arranged on the first pressing plate 451 at equal intervals, the first pressing plate 451 is parallel to the welding table 31, the second lifting driver 453 is arranged in the outer gear ring 331, and the output end of the second lifting driver 453 is connected with the first pressing plate 451.
Two clamping assemblies 411 can make two lateral wall faces of square pipe work piece perpendicular with welding bench 31, two other lateral wall faces of square pipe work piece probably can not be parallel with the surface of welding bench 31, consequently, the butt joint terminal surface of two square pipe work pieces can exist the contained angle, through setting up spacing guide structure 45, two clamping assemblies 411 when the centre gripping square pipe work piece, the first clamp plate 451 of second lift driver 453 drive moves towards square pipe work piece, because first clamp plate 451 is parallel with welding bench 31, when a plurality of third gyro wheel 452 all tangent with the lateral wall face of square pipe work piece, the lateral wall face of square pipe work piece is parallel with welding bench 31, make two square pipe work pieces be in parallel state, thereby when realizing two square pipe work piece butt joints, the butt joint face of two square pipe work pieces can laminate completely.
Referring to fig. 1, 5 and 10, there is shown: the clamping mechanism 4 further comprises a pressing mechanism 46, the pressing mechanism 46 is arranged at one side of the middle part of the welding table 31, which is close to the welding window 311, and the pressing mechanism 46 comprises a second pressing plate 461, two lifting structures 462 and a third driving structure 463; the second pressing plate 461 is arranged in parallel with the soldering station 31; the two lifting structures 462 are respectively arranged at two ends of the second pressing plate 461, the lifting structure 462 comprises a second rectangular frame 4621, a first screw 4622 and a second moving block 4623, the second rectangular frame 4621 is perpendicular to the welding table 31, two ends of the first screw 4622 are respectively connected with two ends of the second rectangular frame 4621, the second moving block 4623 is connected with the first screw 4622, and the second moving block 4623 is connected with one end of the second pressing plate 461; the third driving structure 463 is arranged between the two lifting structures 462, and the third driving structure 463 comprises two driven wheels 4631, a driving wheel 4632, a second rotary driver 4633 and a transmission belt 4632, wherein the two driven wheels 4631 are respectively connected with the two first screw rods 4632, the driving wheel 4632 is arranged between the two driven wheels 4631, the second rotary driver 4633 is connected with the driving wheel 4632, and the transmission belt 4634 is connected with the two driven wheels 4631 and the driving wheel 4632.
The clamping structure 41 fixes the square pipe workpiece on the welding table 31, when the rotating mechanism 33 works, and the square pipe workpiece is located at the lower end of the welding table 31, the square pipe workpiece is only subjected to the friction force of the first roller 4112 and the second roller 422 in the vertical direction, the butt joint of the two square pipe workpieces can be bent downwards, the pressing mechanism 46 is arranged, the second driving driver drives the driving wheel 4632 to rotate, the driving wheel 4632 drives the two driven wheels 4631 to rotate through the driving belt 4634, the driven wheels 4631 drive the first screw 4622 to rotate, the second moving block 4633 moves along the first screw 4622, the second moving block 4623 drives the second pressing plate 461 to move towards the welding table 31, the second pressing plate 461 abuts against the square workpiece, and the square workpiece is tightly attached to the welding table 31, so that bending of the butt joint of the two square pipe workpieces is prevented.
Referring to fig. 1, 11 and 12, there is shown: the fixing mechanism 5 comprises two propping structures 51, the two propping structures 51 are respectively arranged at two sides of the top seat 11, and the propping structures 51 comprise a propping plate 511 and a fourth driving structure 512; the abutting plate 511 is arranged between the top seat 11 and the welding table 31, a second guide cross rod 5111 is arranged in the middle of the abutting plate 511, one end of the second guide cross rod 5111 is connected with the abutting plate 511, and the other end of the second guide cross rod 5111 is inserted into the top seat 11; the fourth driving structure 512 is disposed on the top seat 11, and the fourth driving structure 512 includes a third rectangular frame 5121, a second bidirectional screw 5122, two third moving blocks 5123 and two second driving plates 5124, where the third rectangular frame 5121 is connected with the top seat 11, two ends of the second bidirectional screw 5122 are respectively connected with two ends of the third rectangular frame 5121, two third moving blocks 5123 are respectively connected with two ends of the second bidirectional screw 5122, two second driving plates 5124 are respectively corresponding to the two third moving blocks 5123, and two ends of the second driving plates 5124 are respectively hinged with the ends of the third moving blocks 5123 and the abutting plates 511.
The welding bench 31 is connected with the footstock 11 through two bearing structures 32, fixture 4 can lead to welding bench 31 to appear the slope in the course of the work, and then lead to the distance between everywhere of square pipe work piece and the welding machine body 2 different, through setting up two tight structures 51, two tight structures 51 simultaneous working, the rotation of second bidirectional screw 5122, two third movable blocks 5123 promote respectively through two second drive plates 5124 and support tight board 511 and move towards the side of welding bench 31, support tight board 511 translation under the effect of second direction horizontal pole 5111, because welding bench 31 has certain thickness, two tight boards 511 can be with the lateral wall butt of welding bench 31, welding bench 31 receives the resistance effect unable rotation to take place, thereby realize that the distance between everywhere of square pipe work piece and the welding machine body 2 is the same.
Referring to fig. 11 and 12, it is shown that: the fixing mechanism 5 further includes two self-adjusting structures 52, the two self-adjusting structures 52 are respectively disposed on two sides of the welding table 31, the two self-adjusting structures 52 respectively correspond to the two abutting plates 511, the self-adjusting structures 52 include a third wheel frame 521 and at least two fourth rollers 522, the third wheel frame 521 is connected with a side edge of the welding table 31, and the two fourth rollers 522 are disposed in parallel.
When the welding table 31 is in an inclined state, the abutting plate 511 contacts with the edge of the welding table 31, the contact surface of the edge and the abutting plate 511 is smaller, the acting force of the abutting plate 511 on the edge is larger, friction between the edge and the abutting plate 511 is larger, the abutting plate 511 is difficult to push the welding table 31 to rotate to a horizontal state, the abutting plate 511 continuously moves towards the central axis of the welding table 31 after being tangent with one fourth roller 522 through the self-adjusting structure 52, the fourth roller 522 rolls along the surface of the abutting plate 511, and when at least two fourth rollers 522 are tangent with the abutting plate 511, the side edge of the welding table 31 is parallel to the abutting plate 511, so that the problem that the welding table 31 cannot rotate to the horizontal state due to larger friction between the edge of the welding table 31 and the abutting plate 511 is avoided.
Referring to fig. 4 and 13, it is shown that: the rotation mechanism 33 comprises two outer gear rings 331, two gears 332 and a first driving structure 333; the two outer gear rings 331 are respectively arranged at two ends of the welding table 31, and the axis of the outer gear ring 331 is collinear with the central axis of the welding table 31; two gears 332 correspond to the two outer gear rings 331, respectively, and the gears 332 are meshed with the outer gear rings 331; the first driving structure 333 is disposed between the two gears 332, the first driving structure 333 includes a first rotating shaft 3331 and a first rotary driver 3332, the first rotating shaft 3331 is connected with the base 12 through a bearing seat, two ends of the first rotating shaft 3331 are respectively connected with the two gears 332, and the first rotary driver 3332 is connected with the first rotating shaft 3331.
The first rotary driver 3332 drives the first rotating shaft 3331 to rotate, the first rotating shaft 3331 drives the two gears 332 to synchronously rotate, the two gears 332 synchronously drive the two outer gear rings 331 to rotate, and the two outer gear rings 331 synchronously drive the two ends of the welding table 31 to rotate around the axis of the main rotating shaft 323, so that the same acting force applied to the welding table 31 is realized, and the synchronous overturning of the two square pipe workpieces is further maintained.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the invention should be assessed as that of the appended claims.

Claims (9)

1. The high-coordination numerical control machining welding machine tool is characterized by comprising a machine base (1), a welding machine body (2), a welding platform (3), a clamping mechanism (4) and a fixing mechanism (5);
The machine base (1) comprises a top base (11) and a base (12);
The welding machine body (2) is arranged in the middle of the top seat (11);
the welding platform (3) comprises a welding table (31), two supporting structures (32) and a rotating mechanism (33), wherein the welding table (31) is horizontally arranged in the middle of the top seat (11), a welding window (311) is formed in the middle of the welding table (31), the two supporting structures (32) are respectively arranged at two ends of the welding table (31), the supporting structures (32) are used for connecting the welding table (31) with the top seat (11), the rotating mechanism (33) is arranged on the base (12), and the rotating mechanism (33) is used for driving the welding table (31) to rotate around the central axis of the welding table;
the two clamping mechanisms (4) are arranged, and the two clamping mechanisms (4) are symmetrically arranged on the welding table (31);
The fixing mechanism (5) is arranged on the top seat (11), and the fixing mechanism (5) is used for fixing the welding table (31);
The clamping mechanism (4) comprises a clamping structure (41), wherein the clamping structure (41) comprises two clamping assemblies (411), two first driving plates (412) and a second driving structure (413);
the two clamping assemblies (411) are respectively and symmetrically arranged relative to the central axis of the welding table (31);
the two first driving plates (412) respectively correspond to the two clamping assemblies (411), and the two ends of the first driving plates (412) respectively extend out of the upper side and the lower side of the welding table (31);
The second driving structure (413) is arranged on the welding table (31), and the second driving structure (413) is used for driving the two first driving plates (412) to be close to or far away from each other.
2. The high coordination numerical control machining welding machine of claim 1, wherein the clamping mechanism (4) further comprises two stroke monitoring structures (42), and the two stroke monitoring structures (42) are respectively arranged on the two first driving plates (412).
3. A high coordination numerical control machine welding machine according to claim 2, characterized in that the clamping mechanism (4) further comprises two first guiding structures (43), the first guiding structures (43) are respectively arranged on the two first driving plates (412).
4. A highly coordinated numerical control machine welding machine according to claim 3, characterized in that the clamping mechanism (4) further comprises a shut-off structure (44), the shut-off structure (44) being arranged between the two clamping assemblies (411).
5. The high coordination numerical control machining welding machine tool according to claim 4, wherein the clamping mechanism (4) further comprises a limiting guide structure (45), and the limiting guide structure (45) is arranged on the rotating mechanism (33).
6. The high-coordination numerical control machining welding machine tool according to claim 5, wherein the clamping mechanism (4) further comprises a pressing mechanism (46), the pressing mechanism (46) is arranged at one side, close to the welding window (311), of the middle part of the welding table (31), and the pressing mechanism (46) comprises a second pressing plate (461), two lifting structures (462) and a third driving structure (463);
The second pressing plate (461) is arranged in parallel with the welding table (31);
the two lifting structures (462) are respectively arranged at two ends of the second pressing plate (461);
the third drive structure (463) is arranged between the two lifting structures (462).
7. The high-coordination numerical control machining welding machine tool according to claim 1, wherein the fixing mechanism (5) comprises two propping structures (51), the two propping structures (51) are respectively arranged at two sides of the top seat (11), and the propping structures (51) comprise a propping plate (511) and a fourth driving structure (512);
the abutting plate (511) is arranged between the top seat (11) and the welding table (31);
the fourth driving structure (512) is arranged on the top seat (11).
8. The high-coordination numerical control machining welding machine tool according to claim 7, wherein the fixing mechanism (5) further comprises two self-adjusting structures (52), the two self-adjusting structures (52) are respectively arranged on two sides of the welding table (31), and the two self-adjusting structures (52) respectively correspond to the two abutting plates (511).
9. The high coordination numerical control machine welding machine of claim 1 wherein the rotation mechanism (33) comprises two outer gear rings (331), two gears (332) and a first drive structure (333);
The two outer gear rings (331) are respectively arranged at two ends of the welding table (31), and the axis of the outer gear rings (331) is collinear with the central axis of the welding table (31);
The two gears (332) respectively correspond to the two outer gear rings (331), and the gears (332) are meshed with the outer gear rings (331);
the first drive structure (333) is arranged between the two gears (332).
CN202410896478.0A 2024-07-05 2024-07-05 High-coordination numerical control machining welding machine tool Active CN118417808B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118768848A (en) * 2024-09-13 2024-10-15 江苏三阳运动器材有限公司 Welding fixture for sports equipment support frame

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CN116423240A (en) * 2023-06-15 2023-07-14 北京科技大学 Cutting and welding machine tool for industrial electromechanical manufacturing
CN116944754A (en) * 2023-09-19 2023-10-27 连云港建博自动化设备有限公司 Welding machine tool with automatic feeding function
CN220260033U (en) * 2023-07-07 2023-12-29 河南神龙石油钻具有限公司 Part welding equipment

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Publication number Priority date Publication date Assignee Title
CN111774787A (en) * 2020-06-15 2020-10-16 安徽盛美金属科技有限公司 Welding tool for front lower structural rod of automobile
CN219026535U (en) * 2023-01-05 2023-05-16 芜湖吉诚机械有限公司 Welding device
CN116423240A (en) * 2023-06-15 2023-07-14 北京科技大学 Cutting and welding machine tool for industrial electromechanical manufacturing
CN220260033U (en) * 2023-07-07 2023-12-29 河南神龙石油钻具有限公司 Part welding equipment
CN116944754A (en) * 2023-09-19 2023-10-27 连云港建博自动化设备有限公司 Welding machine tool with automatic feeding function

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118768848A (en) * 2024-09-13 2024-10-15 江苏三阳运动器材有限公司 Welding fixture for sports equipment support frame

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