CN116727915A - Net frame assembling and welding device and technique - Google Patents

Net frame assembling and welding device and technique Download PDF

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Publication number
CN116727915A
CN116727915A CN202311021134.7A CN202311021134A CN116727915A CN 116727915 A CN116727915 A CN 116727915A CN 202311021134 A CN202311021134 A CN 202311021134A CN 116727915 A CN116727915 A CN 116727915A
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CN
China
Prior art keywords
plate
sliding
fixed
welding
workbench
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202311021134.7A
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Chinese (zh)
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CN116727915B (en
Inventor
宋潇
王亭
张传儒
任冰心
梁龙
周悦龙
李胜国
王恒
吴靖
尚伟军
张福泉
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China Railway 14th Bureau Group Co Ltd
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China Railway 14th Bureau Group Co Ltd
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Priority to CN202311021134.7A priority Critical patent/CN116727915B/en
Publication of CN116727915A publication Critical patent/CN116727915A/en
Application granted granted Critical
Publication of CN116727915B publication Critical patent/CN116727915B/en
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Classifications

    • 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
    • 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 to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps
    • B23K37/0443Jigs
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The invention discloses a net rack assembling and welding device and a technique, belonging to the field of net rack welding; the welding device is used for welding two triangular frames and comprises a workbench, and two first positioning rods are arranged at the upper end of the workbench to position one of the triangular frames; the workbench is provided with a mounting groove, a sliding plate mechanism is arranged in the mounting groove, and the other triangular frame is fixed in the mounting groove; the sliding plate mechanism comprises a sliding plate capable of sliding, a turnover mounting plate is arranged on the sliding plate, and two second positioning rods are arranged on the mounting plate to position the triangular frame; the mounting plate is provided with a first pressing plate for pressing the triangular frame; the sliding plate can enable the edges of the two triangular frames to be aligned and contacted; the upper end of the workbench is provided with a welding mechanism, a welding gun capable of sliding is arranged in the welding mechanism, and the sliding direction is perpendicular to the sliding direction of the sliding plate; the welding hinge between the two triangular frames is accurately controlled by controlling the overturning angle of the mounting plate.

Description

Net frame assembling and welding device and technique
Technical Field
The invention belongs to the field of grid welding, and particularly relates to a grid assembling and welding device and a grid assembling and welding process.
Background
With the continuous development of the building level, the steel structure net rack is widely applied to the assembled building; the steel structure net rack can be formed by splicing and welding a plurality of frames, and in order to facilitate the assembly and welding of the whole net rack, splicing and welding are needed to be carried out between adjacent frames to form a plurality of frame modules; finally, the frame modules are hoisted and spliced, and finally welded into an integral net rack;
however, in order to meet the design requirement of the net rack, the welding included angle between two adjacent frames needs to be accurately controlled, and therefore the net rack assembling and welding device is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a net rack assembling and welding device and a technique.
The aim of the invention can be achieved by the following technical scheme:
a net rack assembling and welding device is used for welding two triangular frames and comprises a workbench, wherein two first positioning rods are arranged at the upper end of the workbench to position one of the triangular frames; the workbench is provided with a mounting groove, a sliding plate mechanism is arranged in the mounting groove, and the other triangular frame is fixed in the mounting groove;
the sliding plate mechanism comprises a sliding plate capable of sliding, a turnover mounting plate is arranged on the sliding plate, and two second positioning rods are arranged on the mounting plate to position the triangular frame; the mounting plate is provided with a first pressing plate for pressing the triangular frame; the sliding plate can enable the edges of the two triangular frames to be aligned and contacted;
the upper end of the workbench is provided with a welding mechanism, a welding gun capable of sliding is arranged in the welding mechanism, and the sliding direction is perpendicular to the sliding direction of the sliding plate.
Further, a push plate mechanism is arranged on the workbench, the push plate mechanism comprises a push plate, a second connecting plate is fixed at the lower end of the push plate, a through groove is formed in the upper end of the workbench, and the second connecting plate is matched with the through groove and extends to the lower part of the workbench; two bevel edges are arranged on the push plate and can be respectively in variable contact fit with two inner sides of the triangular frame, and the triangular frame is limited and abutted between the two first positioning rods.
Further, the push plate mechanism further comprises a third fixing plate fixed at the lower end of the workbench, a guide rod penetrating through the second connecting plate is arranged on the third fixing plate, a first spring is sleeved on the guide rod, two ends of the first spring are fixedly connected with the second connecting plate and the third fixing plate respectively, the second connecting plate is clung to one end of the through groove under the elastic force of the first spring, and at the moment, the push plate cannot push the triangular frame to the first positioning rod.
Further, a first connecting plate is arranged at the lower end of the sliding plate, a push rod assembly is arranged at the lower end of the first connecting plate, the push rod assembly comprises a fixed rod fixed on the first connecting plate, a push rod is arranged on the fixed rod, and along with the sliding of the sliding plate, the push rod can contact and collide with a second connecting plate and can drive a push plate to approach to a first positioning rod;
and before the sliding plate slides to the welding station, the triangular frame at the upper end of the workbench is abutted by the push plate between the two first positioning rods.
Further, the ejector rod is in sliding connection with the fixed rod, and the ejector rod and the fixed rod are in elastic connection through a second spring;
the elastic coefficient of the second spring is larger than that of the first spring, the ejector rod contacts and collides with the second connecting plate along with the sliding of the sliding plate, and the first spring is compressed firstly under the pushing of the ejector rod until the triangular frame is abutted between the two first positioning rods by the push plate; then, as the slide plate continues to slide, the second spring is compressed.
Further, be provided with clamp plate mechanism on the workstation, clamp plate mechanism is including the second clamp plate that is located the workstation top, and the lower extreme both sides of second clamp plate are fixed with a guide bar respectively, and the guide bar runs through the workstation along vertical direction and with workstation sliding connection, and the lower extreme of guide bar is fixed with the round platform, and the diameter of round platform is greater than the diameter of guide bar, and the cover is equipped with the third spring on the guide bar, and under the elasticity effect of third spring, the round platform is hugged closely on the lower terminal surface of workstation, and the second clamp plate hangs in triangle-shaped frame top this moment.
Further, a linkage assembly is arranged at the lower end of each round table, the linkage assembly comprises a supporting plate fixed at the lower end of the workbench, a second rotating rod is rotatably connected to the upper part of the supporting plate, a first gear and a second gear are respectively fixed at two ends of the second rotating rod, a first rack is fixed at the lower end of each round table, the first rack is meshed with the first gear, a second rack is fixed at one side of each fixing rod, and the second rack slides along with the sliding plate to slide towards the welding station and can be meshed with the second gear so as to drive the second pressing plate to descend;
after the triangular frame is abutted between the two first positioning rods by the push plate, the second rack can be meshed with the second gear along with the continuous sliding of the sliding plate; and when the second pressing plate presses the triangular frames, the sliding plate just reaches the welding station and enables the edges of the two triangular frames to be aligned and contacted.
Further, the welding mechanism comprises a mounting frame fixed at the upper end of the workbench, a mounting block capable of sliding is arranged on the mounting frame, and the sliding direction is perpendicular to the sliding direction of the sliding plate; the second cylinder is fixed on the mounting block, a connecting block is fixed at the tail end of a driving shaft of the second cylinder, and the welding gun is fixed and connected with the connecting block again.
Further, be provided with two first fixed plates on the mounting panel, be provided with the first dwang that can rotate between two first fixed plates, be fixed with the link on the first dwang, the tip of link is provided with first clamp plate, and first dwang rotates, can make first clamp plate upset to compress tightly triangle-shaped frame on the mounting panel.
Further, the slide is articulated with the mounting panel, and T type spout has been seted up to the back of mounting panel, and sliding connection has the slider in the T type spout, and the slide upper end is fixed with first cylinder, and the drive shaft end and the slider of first cylinder are articulated.
The invention has the beneficial effects that:
1. one of the triangular frames is positioned by arranging two first positioning rods at the upper end of the workbench, the other triangular frame is positioned and fixed by arranging two second positioning rods and a first pressing plate on the mounting plate of the sliding plate mechanism, and the mounting plate is hinged with the sliding plate, so that the welding included angle between the two triangular frames can be conveniently adjusted; the mounting plate is driven to slide to the welding station and the edges of the two triangular frames are aligned and contacted, and the straight seam welding is performed by utilizing the welding mechanism.
2. Through set up push pedal mechanism on the workstation to set up the ejector pin subassembly in the lower extreme of slide, come to control push pedal mechanism's operation opportunity, ensure that the slide slides before the welding station, the triangle-shaped frame of workstation upper end accomplishes the location fixedly, and the ejector pin subassembly can not hinder the continuation slip of slide, until reaching the welding station.
3. Pressing the triangular frame by a pressing plate mechanism to inhibit welding deformation; the linkage assembly is arranged to enable the lifting movement of the second pressing plate to be associated with the sliding of the ejector rod assembly and the sliding plate, so that the pressing time of the pressing plate mechanism is controlled; moreover, the operation opportunity of push plate mechanism and clamp plate mechanism all links each other with the ejector pin subassembly for before the slide reaches the welding station, the push plate promotes spacingly earlier, later, and the second clamp plate compresses tightly again and suppresses the deformation, can effectively avoid compressing tightly triangle-shaped frame after, and the push plate is difficult to promote.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is another schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the structure of the work table of the present invention;
FIG. 4 is a schematic view of a skateboard mechanism of the present invention;
FIG. 5 is a schematic view of another view of the skateboard mechanism of the present invention;
FIG. 6 is a schematic view of a structural mounting plate of the present invention;
FIG. 7 is a schematic view of the push plate mechanism of the present invention;
FIG. 8 is a schematic view of the ejector pin assembly of the present invention;
FIG. 9 is a schematic view of a welding mechanism of the present invention;
FIG. 10 is a schematic view of the platen mechanism of the present invention;
fig. 11 is a schematic view of the linkage assembly structure of the present invention.
In the figure: the device comprises a workbench, a 2-sliding plate mechanism, a 3-push plate mechanism, a 4-ejector rod assembly, a 5-welding mechanism, a 6-pressing plate mechanism, a 7-linkage assembly, an 8-first screw rod and a 9-triangle frame; 11-a first positioning rod, 12-a mounting groove, 13-a second fixing plate and 14-a through groove; the device comprises a sliding plate 21, a mounting plate 22, a first rotating rod 23, a connecting frame 24, a first pressing plate 25, a first connecting plate 26, a first cylinder 27 and a sliding block 28; 31-pushing plate, 32-second connecting plate, 33-third fixing plate, 34-guide rod and 35-first spring; 41-fixed rod, 42-ejector rod and 43-second spring; 51-mounting frames, 52-mounting blocks, 53-second cylinders, 54-connecting blocks, 55-welding guns and 56-second screw rods; 61-a second pressing plate, 62-a guide rod, 63-a round table and 64-a third spring; 71-a supporting plate, 72-a second rotating rod, 73-a first gear, 74-a second gear, 75-a first rack and 76-a second rack; 221-second locating rod, 222-first fixed plate, 223-T-shaped chute, 411-limit groove, 421-limit block, 511-fourth fixed plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The net rack is composed of a plurality of frames, the structures of the frames include, but are not limited to, quadrangles and triangles, in the embodiment, the net rack assembling and welding device as shown in fig. 1 is used for assembling and welding two triangle frames 9 to form a frame module; and then hoisting and splicing the welded frame modules, and welding to form an integral net rack.
The welding device as shown in fig. 1 to 3 comprises a workbench 1, wherein two first positioning rods 11 which are obliquely arranged are fixed at the upper end of the workbench 1, and two side edges of a triangular frame 9 can be respectively contacted and matched with the two first positioning rods 11, so that the triangular frame 9 at the upper end of the workbench 1 is positioned; the upper end of the workbench 1 is provided with a mounting groove 12, a slide plate mechanism 2 is arranged in the mounting groove 12, a triangular frame 9 is also fixed on the slide plate mechanism 2, and the two triangular frames 9 can be obliquely spliced under the drive of the slide plate mechanism 2;
as shown in fig. 4 to 6, the slide plate mechanism 2 includes a slide plate 21 slidable in the mounting groove 12, a mounting plate 22 is hinged to the front end of the slide plate 21, and the triangular frame 9 is fixed to the mounting plate 22; a T-shaped chute 223 is formed in the back surface of the mounting plate 22, a sliding block 28 is connected in the T-shaped chute 223 in a sliding way, a first air cylinder 27 is fixed at the upper end of the sliding plate 21, the tail end of a driving shaft of the first air cylinder 27 is hinged with the sliding block 28, and the control of an included angle between the mounting plate 22 and the sliding plate 21 can be realized by controlling the driving shaft of the first air cylinder 27 to stretch and retract; after the included angle between the mounting plate 22 and the sliding plate 21 is adjusted, the sliding of the sliding plate 21 is controlled, so that the edges of the two triangular frames 9 can be contacted, assembly is completed, and later welding is facilitated; by controlling the included angle between the mounting plate 22 and the sliding plate 21, the precise control of the assembling and welding angles between the two triangular frames 9 can be realized;
of course, the mode of adjusting the included angle between the mounting plate 22 and the sliding plate 21 includes, but is not limited to, a cylinder and a sliding block structure in the present embodiment, in some embodiments, the mounting plate 22 may also be supported by providing a hydraulic strut on the sliding plate 21, and by controlling the driving shaft of the hydraulic strut to stretch or retract, the control of the overturning of the mounting plate 22 may be achieved, and the purpose of adjusting the included angle between the mounting plate 22 and the sliding plate 21 may also be achieved.
As shown in fig. 6, two second positioning rods 221 are fixed on the mounting plate 22, and two sides of the triangular frame 9 can be respectively contacted with the two second positioning rods 221, so as to position the triangular frame 9 on the mounting plate 22;
the mounting plate 22 is provided with two first fixing plates 222, a first rotating rod 23 is rotatably connected between the two first fixing plates 222, a connecting frame 24 is fixed on the first rotating rod 23, the end part of the connecting frame 24 is provided with a first pressing plate 25, the first rotating rod 23 is directly driven to rotate by arranging a motor on one of the first fixing plates 222, the first pressing plate 25 can be overturned to press the triangular frame 9 on the mounting plate 22, and the consistency of the fixed positions of the triangular frame 9 on the mounting plate 22 each time is ensured by matching with the positioning action of the two second positioning rods 221 so as to ensure the welding quality; in addition, in the welding process, the triangular frame 9 on the mounting plate 22 is fixedly restrained, so that the welding is less deformed due to heating, and the welding quality is improved;
of course, the manner of fixing the triangular frame 9 on the mounting plate 22 includes, but is not limited to, the first rotating rod 23 and the connecting frame 24 in this embodiment, in some embodiments, the rotating clamping cylinder may be disposed on the mounting plate 22, and the pressing block may be fixed at the end of the driving shaft of the rotating clamping cylinder, so that the triangular frame 9 may be pressed onto the mounting plate 22 by the pressing block under the driving of the rotating clamping cylinder, and after the assembly welding is completed, the pressing block may be separated from the triangular frame 9 by controlling the driving shaft of the rotating clamping cylinder to stretch and rotate, so as to facilitate unloading.
In addition, in the present embodiment, the lower end of the sliding plate 21 is fixed with the first connecting plate 26, the first connecting plate 26 is slidably connected with the workbench 1 and extends to the lower side of the workbench 1, the lower end of the workbench 1 is provided with two second fixing plates 13, a first screw rod 8 is rotatably connected between the two second fixing plates 13, the first screw rod 8 penetrates through the first connecting plate 26 and is in threaded connection with the first connecting plate 26, and by arranging a motor on one of the second fixing plates 13 to drive the first screw rod 8 to rotate, the sliding drive of the sliding plate 21 can be realized, so that the triangular frame 9 on the mounting plate 22 can approach the triangular frame 9 on the upper end of the workbench 1;
of course, the sliding manner of the driving slide plate 21 includes, but is not limited to, the first screw rod 8 in the present embodiment, and in some embodiments, a linear driving component such as a hydraulic cylinder, a telescopic rod, etc. may be disposed at the lower end of the table 1, and a driving shaft of the linear driving component may be fixedly connected to the first connecting plate 26, so that the sliding plate 21 may be driven to slide.
The workbench 1 is provided with a push plate mechanism 3, and the push plate mechanism 3 can push the triangular frame 9 at the upper end of the workbench 1 to the first positioning rod 11 so as to position and fix the triangular frame 9 at the upper end of the workbench 1; the edges of the two triangular frames 9 can be contacted at a welding station under the drive of the slide plate mechanism 2, so that straight seam welding is convenient to perform; in addition, when the batch assembly welding operation is carried out, the consistency of the contact positions of the two triangular frames 9 is high every time, and the gun pose and the position of the welding gun do not need to be adjusted, so that the batch welding operation is convenient;
as shown in fig. 7, the push plate mechanism 3 comprises a push plate 31 slidably connected with the workbench 1, a second connecting plate 32 is fixed at the lower end of the push plate 31, a through groove 14 is formed at the upper end of the workbench 1, and the second connecting plate 32 is matched with the through groove 14 and extends to the lower part of the workbench 1; the push plate 31 is provided with two bevel edges, and the two bevel edges of the push plate 31 are respectively contacted and matched with the two inner sides of the triangular frame 9 by pushing the second connecting plate 32 to slide towards the direction close to the first positioning rod 11, so that the triangular frame 9 is limited and abutted against the first positioning rod 11;
the push plate mechanism 3 further comprises a third fixed plate 33 fixed at the lower end of the workbench 1, a guide rod 34 is arranged on the third fixed plate 33, the guide rod 34 penetrates through the second connecting plate 32 and is in sliding connection with the second connecting plate 32, a first spring 35 is sleeved on the guide rod 34, two ends of the first spring 35 are respectively fixedly connected with the second connecting plate 32 and the third fixed plate 33, the second connecting plate 32 is tightly attached to one end of the through groove 14 under the elastic force of the first spring 35, and at the moment, the push plate 31 cannot push the triangular frame 9 to the first positioning rod 11;
the lower end of the first connecting plate 26 is provided with a push rod assembly 4, as shown in fig. 8, the push rod assembly 4 comprises a fixed rod 41 fixed on the first connecting plate 26, the fixed rod 41 is provided with a push rod 42, and the push rod 42 on the push rod assembly 4 can be in contact collision with the second connecting plate 32 and can drive the push plate 31 to approach to the first positioning rod 11 along with the sliding plate 21 sliding towards the welding station;
in addition, in the present embodiment, before the slide plate 21 slides to the welding station, the push plate 31 abuts the triangular frame at the upper end of the workbench 1 between the two first positioning rods 11, so as to complete positioning and fixing, thereby ensuring that the edges of the two triangular frames 9 can be in neat contact, and the consistency of the contact positions (welding positions) is high, so that welding is facilitated.
In addition, in the present embodiment, the ejector rod 42 is slidably connected with the fixing rod 41, and a second spring 43 is disposed therebetween, and two ends of the second spring 43 are fixedly connected with the end of the ejector rod 42 and the fixing rod 41, respectively, so as to realize elastic connection between the ejector rod 42 and the fixing rod 41; a limiting block 421 is arranged at one end of the ejector rod 42, a limiting groove 411 is formed in the fixed rod 41, the limiting block 421 is positioned in the limiting groove 411, and the limiting block 421 can be clung to the end part of the limiting groove 411 under the elastic force of the second spring 43 so as to prevent the ejector rod 42 from being separated from the fixed rod 41;
the elastic coefficient of the second spring 43 is larger than that of the first spring 35, and the ejector rod 42 contacts and collides with the second connecting plate 32 along with the sliding of the sliding plate 21, and the first spring 35 is compressed firstly under the pushing of the ejector rod 42 until the push plate 31 abuts against the triangular frame between the two first positioning rods 11; then, as the slide plate 21 continues to slide, the second spring 43 is compressed (the ejector rod 42 and the fixed rod 41 slide relatively) until the slide plate 21 slides to the welding station; in this way, before the sliding plate 21 slides to the welding station, the triangular frame 9 at the upper end of the workbench 1 is positioned and fixed, and the ejector rod assembly 4 does not obstruct the sliding plate 21 from sliding continuously until the welding station is reached.
The workbench 1 is provided with a pressing plate mechanism 6, and the pressing plate mechanism 6 can press the triangular frame 9 at the upper end of the workbench 1 so as to inhibit welding deformation;
as shown in fig. 10, the pressing plate mechanism 6 comprises a second pressing plate 61 located above the workbench 1, two sides of the lower end of the second pressing plate 61 are respectively fixed with a guide rod 62, the guide rods 62 penetrate through the workbench 1 along the vertical direction and are in sliding connection with the workbench 1, round platforms 63 are fixed at the lower ends of the guide rods, the diameter of each round platform 63 is larger than that of each guide rod 62, third springs 64 are sleeved on the guide rods 62, and under the elastic action of the third springs 64, the round platforms 63 are tightly attached to the lower end face of the workbench 1, and at the moment, the second pressing plate 61 is suspended above the triangular frame;
the lower end of each round table 63 is provided with a linkage assembly 7, and the linkage assembly 7 is used for mutually correlating the lifting movement of the sliding plate 21 sliding on the second pressing plate 61 so as to realize the control of the pressing time of the pressing plate mechanism 6;
as shown in fig. 11, the linkage assembly 7 comprises a support plate 71 fixed at the lower end of the workbench 1, a second rotating rod 72 is rotatably connected to the upper part of the support plate 71, a first gear 73 and a second gear 74 are respectively fixed at two ends of the second rotating rod 72, a first rack 75 is fixed at the lower end of the round table 63, the first rack 75 is meshed with the first gear 73, a second rack 76 is fixed at one side of the fixed rod 41, and the second rack 76 slides along with the sliding plate 21 towards the welding station and can be meshed with the second gear 74 so as to drive the second pressing plate 61 to descend;
in this embodiment, after the triangular frame 9 is abutted between the two first positioning rods 11 by the push plate 31, the second rack 76 can be meshed with the second gear 74 along with the continued sliding of the slide plate 21; and, when the second press plate 61 presses the triangular frames 9, the slide plate 21 just reaches the welding station and brings the edges of the two triangular frames 9 into aligned contact.
To sum up, in the present embodiment, the ejector rod assembly 4 is utilized to correlate the sliding of the push plate 31 with the sliding of the slide plate 21, so as to control the pushing limit time of the push plate mechanism 3; then, a linkage assembly 7 is arranged to enable the lifting movement of the second pressing plate 61 to be associated with the sliding of the ejector rod assembly 4 and the sliding plate 21, so as to control the pressing time of the pressing plate mechanism 6; and, the operation timings of the push plate mechanism 3 and the pressing plate mechanism 6 are both interrelated with the ejector pin assembly 4, so that there is the following operation timing relationship among the push plate 31, the second pressing plate 61, and the slide plate 21:
the sliding plate 21 firstly drives the pushing plate 31 to slide and the triangular frame is abutted against the first positioning rod 11 (positioning and fixing are completed to ensure the consistency of the welding line position); then, as the slide plate 21 continues to slide, the second pressing plate 61 is driven to descend and the triangular frame is pressed against the table 1 (welding deformation is suppressed); finally, the slide plate 21 is slid to the welding station to bring the edges of the two triangular frames into aligned contact, facilitating welding.
It should be noted that, the pushing action of the push plate 31 is set before the pressing action of the second pressing plate 61, so that the pressed triangle frame can be effectively avoided, and the push plate 31 is difficult to push.
After the welding operation is completed, the first pressing plate 25 is turned away from the triangular frame on the mounting plate 22, and then the sliding plate 21 is controlled to retreat, so that the pressing plate mechanism 6 and the pushing plate mechanism 3 withdraw the constraint on the triangular frame, and the unloading is facilitated.
A welding mechanism 5 is arranged at a welding station of the workbench 1 to carry out straight seam welding on the contact position of the two triangular frames; as shown in fig. 9, the welding mechanism 5 includes a mounting bracket 51 fixed to the upper end of the table 1, a mounting block 52 is provided on the mounting bracket 51 so as to be slidable, and the sliding direction is perpendicular to the sliding direction of the slide plate 21; the second air cylinder 53 is fixed on the mounting block 52, the connecting block 54 is fixed at the tail end of the driving shaft of the second air cylinder 53, the welding gun 55 is fixed on the connecting block 54, and the straight seam welding can be realized by controlling the welding gun 55 to descend to the contact position of the two triangular frames and driving the mounting block 52 to slide;
in this embodiment, two fourth fixing plates 511 are disposed on the mounting frame 51, a second screw rod 56 is rotatably connected between the two fourth fixing plates 511, the second screw rod 56 penetrates through the mounting block 52 and is in threaded connection with the mounting block 52, and the second screw rod 56 is driven to rotate by a motor, so that the sliding control of the mounting block 52 can be realized;
of course, the manner of driving the mounting block 52 to slide includes, but is not limited to, the second screw 56 in the present embodiment, and in some embodiments, the mounting block 52 may also be directly driven to slide by providing a linear driving member such as a hydraulic cylinder, a telescopic rod, or the like.
Further, when the welding operation is completed, the welding gun 55 is raised by controlling the second cylinder 53 so as to facilitate unloading.
The process for splicing and welding the net rack by using the welding device comprises the following steps of:
s1, feeding; one of the triangular frames is placed at the upper end of the workbench 1, and two first positioning rods 11 are used for limiting; the other triangular frame is placed on the mounting plate 22, and the two second positioning rods 221 and the first pressing plate 25 are utilized for positioning and fixing;
s2, assembling and welding; the sliding plate 21 is driven to slide, so that the edges of the two triangular frames are in neat butt joint; driving the welding mechanism 5 to perform straight seam welding to form a frame module;
s3, unloading; the first pressing plate 25 is controlled to be separated from the triangular frame on the mounting plate 22, and then the sliding plate 21 and the welding gun 55 are controlled to retract, so that the welded frame module is taken out
S4, assembling and welding the frame modules welded before to form the net rack.
Working principle:
one of the triangular frames is positioned by arranging two first positioning rods 11 at the upper end of the workbench 1, the other triangular frame is positioned and fixed by arranging two second positioning rods 221 and a first pressing plate 25 on the mounting plate 22 of the slide plate mechanism 2, and the mounting plate 22 and the slide plate 21 are hinged to facilitate the adjustment of the welding included angle between the two triangular frames; the mounting plate 22 is driven to slide to the welding station and bring the edges of the two triangular frames into aligned contact for straight seam welding using the welding mechanism 5. By arranging the push plate mechanism 3 on the workbench 1 and arranging the ejector rod assembly 4 at the lower end of the sliding plate 21, the operation time of the push plate mechanism 3 is controlled, the triangular frame 9 at the upper end of the workbench 1 is positioned and fixed before the sliding plate 21 slides to the welding station, and the ejector rod assembly 4 cannot obstruct the continuous sliding of the sliding plate 21 until the welding station is reached. Pressing the triangular frame by a pressing plate mechanism 6 to inhibit welding deformation; the linkage assembly 7 is arranged to enable the lifting movement of the second pressing plate 61 to be associated with the sliding of the ejector rod assembly 4 and the sliding plate 21, so that the pressing time of the pressing plate mechanism 6 is controlled; moreover, the operation time of the push plate mechanism 3 and the press plate mechanism 6 are mutually connected with the ejector rod assembly 4, so that before the sliding plate 21 reaches the welding station, the push plate 31 is pushed and limited, and then the second press plate 61 is pressed again to inhibit deformation, so that the pressed triangle frame can be effectively avoided, and the push plate 31 is difficult to push.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.

Claims (10)

1. The utility model provides a welding set is assembled to rack, is used for welding two triangle-shaped frames, and is characterized in that includes workstation (1), and workstation (1) upper end is provided with two first locating lever (11) and fixes a position one of them triangle-shaped frame; the workbench (1) is provided with a mounting groove (12), a sliding plate mechanism (2) is arranged in the mounting groove (12), and the other triangular frame is fixed;
the sliding plate mechanism (2) comprises a sliding plate (21) capable of sliding, a turnover mounting plate (22) is arranged on the sliding plate (21), and two second positioning rods (221) are arranged on the mounting plate (22) to position the triangular frame; a first pressing plate (25) is arranged on the mounting plate (22) to press the triangular frame; the sliding plate (21) can enable the edges of the two triangular frames to be aligned and contacted;
the upper end of the workbench (1) is provided with a welding mechanism (5), a welding gun (55) capable of sliding is arranged in the welding mechanism (5), and the sliding direction is perpendicular to the sliding direction of the sliding plate (21).
2. The grid assembly welding device according to claim 1, wherein the workbench (1) is provided with a push plate mechanism (3), the push plate mechanism (3) comprises a push plate (31), a second connecting plate (32) is fixed at the lower end of the push plate (31), a through groove (14) is formed at the upper end of the workbench (1), and the second connecting plate (32) is mutually matched with the through groove (14) and extends to the lower part of the workbench (1); two bevel edges are arranged on the push plate (31) and can be respectively contacted and matched with two inner sides of the triangular frame in a variable contact way, so that the triangular frame is limited and abutted between the two first positioning rods (11).
3. The grid assembly welding device according to claim 2, wherein the pushing plate mechanism (3) further comprises a third fixing plate (33) fixed at the lower end of the workbench (1), a guide rod (34) penetrating through the second connecting plate (32) is arranged on the third fixing plate (33), a first spring (35) is sleeved on the guide rod (34), two ends of the first spring (35) are fixedly connected with the second connecting plate (32) and the third fixing plate (33) respectively, the second connecting plate (32) is clung to one end of the through groove (14) under the action of the elasticity of the first spring (35), and at the moment, the pushing plate (31) cannot push the triangular frame to the first positioning rod (11).
4. A net rack splicing and welding device according to claim 3, wherein a first connecting plate (26) is arranged at the lower end of the sliding plate (21), a push rod assembly (4) is arranged at the lower end of the first connecting plate (26), the push rod assembly (4) comprises a fixed rod (41) fixed on the first connecting plate (26), a push rod (42) is arranged on the fixed rod (41), and along with the sliding of the sliding plate (21), the push rod (42) can be in contact collision with a second connecting plate (32) and can drive a push plate (31) to approach to a first positioning rod (11);
and before the sliding plate (21) slides to the welding station, the pushing plate (31) abuts the triangular frame at the upper end of the workbench (1) between the two first positioning rods (11).
5. The welding device for assembling and welding the net rack according to claim 4, wherein the ejector rod (42) is slidably connected with the fixed rod (41), and the elastic connection is realized by arranging a second spring (43);
the elastic coefficient of the second spring (43) is larger than that of the first spring (35), along with the sliding of the sliding plate (21), the ejector rod (42) is in contact collision with the second connecting plate (32), and the first spring (35) is compressed firstly under the pushing of the ejector rod (42) until the triangular frame is abutted between the two first positioning rods (11) by the push plate (31); then, as the slide plate (21) continues to slide, the second spring (43) is compressed.
6. The grid assembly welding device according to claim 4, wherein the upper part of the workbench (1) is provided with a pressing plate mechanism (6), the pressing plate mechanism (6) comprises a second pressing plate (61) located above the workbench (1), two sides of the lower end of the second pressing plate (61) are respectively fixed with a guide rod (62), the guide rods (62) penetrate through the workbench (1) along the vertical direction and are in sliding connection with the workbench (1), the lower ends of the guide rods (62) are fixedly provided with round platforms (63), the diameter of the round platforms (63) is larger than that of the guide rods (62), the guide rods (62) are sleeved with third springs (64), and under the elastic action of the third springs (64), the round platforms (63) are tightly attached to the lower end face of the workbench (1), and at the moment, the second pressing plate (61) is suspended above the triangular frame.
7. The grid assembly welding device according to claim 6, wherein a linkage assembly (7) is mounted at the lower end of each round table (63), the linkage assembly (7) comprises a supporting plate (71) fixed at the lower end of the workbench (1), a second rotating rod (72) is rotatably connected to the upper part of the supporting plate (71), a first gear (73) and a second gear (74) are respectively fixed at two ends of the second rotating rod (72), a first rack (75) is fixed at the lower end of the round table (63), the first rack (75) is meshed with the first gear (73), a second rack (76) is fixed at one side of the fixed rod (41), and the second rack (76) slides along with the sliding plate (21) towards the welding station and can be meshed with the second gear (74) so as to drive the second pressing plate (61) to descend;
after the triangular frame is abutted between the two first positioning rods (11) by the push plate (31), the second rack (76) can be meshed with the second gear (74) along with the continuous sliding of the sliding plate (21); and, when the second pressing plate (61) presses the triangular frames, the sliding plate (21) just reaches the welding station and brings the edges of the two triangular frames into aligned contact.
8. The grid assembly welding device according to claim 1, wherein the welding mechanism (5) comprises a mounting frame (51) fixed at the upper end of the workbench (1), a mounting block (52) capable of sliding is arranged on the mounting frame (51), and the sliding direction is perpendicular to the sliding direction of the sliding plate (21); a second air cylinder (53) is fixed on the mounting block (52), a connecting block (54) is fixed at the tail end of a driving shaft of the second air cylinder (53), and the welding gun (55) is fixed on the connecting block (54).
9. The grid assembly welding device according to claim 1, wherein two first fixing plates (222) are arranged on the mounting plate (22), a rotatable first rotating rod (23) is arranged between the two first fixing plates (222), a connecting frame (24) is fixed on the first rotating rod (23), a first pressing plate (25) is arranged at the end part of the connecting frame (24), and the first rotating rod (23) rotates to enable the first pressing plate (25) to be overturned to press the triangular frame on the mounting plate (22).
10. The grid assembly welding device according to claim 1, wherein the sliding plate (21) is hinged with the mounting plate (22), a T-shaped sliding groove (223) is formed in the back surface of the mounting plate (22), a sliding block (28) is connected in the T-shaped sliding groove (223) in a sliding mode, a first air cylinder (27) is fixed at the upper end of the sliding plate (21), and the tail end of a driving shaft of the first air cylinder (27) is hinged with the sliding block (28).
CN202311021134.7A 2023-08-15 2023-08-15 Net frame assembling and welding device and technique Active CN116727915B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1204129A (en) * 1966-09-30 1970-09-03 Reliance Steel Prod Co Method and apparatus for welding intersecting members
CN106541240A (en) * 2016-12-23 2017-03-29 扬州金源机器人自动化设备有限公司 A kind of many plate assembly welding toolings
CN207615916U (en) * 2017-12-14 2018-07-17 英普瑞科技(嘉兴)有限公司 Pallet welder
CN111390477A (en) * 2020-04-30 2020-07-10 常州工学院 Electric clamping auxiliary welding tool for rectangular frame with adjustable size
CN112222729A (en) * 2020-11-04 2021-01-15 唐顺成 Welding tool and welding method
CN214518548U (en) * 2020-12-25 2021-10-29 河北天启通宇航空器材科技发展有限公司 Turnover welding tool
CN214602754U (en) * 2021-03-03 2021-11-05 米涛涛 Robot welding device capable of being accurately butted and used for processing carrier frame
CN113634974A (en) * 2021-10-15 2021-11-12 河南卫华重型机械股份有限公司 Ribbed plate positioning and clamping tool for robot welding and positioning method
CN115008085A (en) * 2022-08-03 2022-09-06 成都中挖属汇科技有限公司 Welding tool for standard joint supporting member
CN115958322A (en) * 2022-10-27 2023-04-14 鸿开智能装备(江苏)有限公司 Steel structure bridge member general assembly line and assembly method thereof

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1204129A (en) * 1966-09-30 1970-09-03 Reliance Steel Prod Co Method and apparatus for welding intersecting members
CN106541240A (en) * 2016-12-23 2017-03-29 扬州金源机器人自动化设备有限公司 A kind of many plate assembly welding toolings
CN207615916U (en) * 2017-12-14 2018-07-17 英普瑞科技(嘉兴)有限公司 Pallet welder
CN111390477A (en) * 2020-04-30 2020-07-10 常州工学院 Electric clamping auxiliary welding tool for rectangular frame with adjustable size
CN112222729A (en) * 2020-11-04 2021-01-15 唐顺成 Welding tool and welding method
CN214518548U (en) * 2020-12-25 2021-10-29 河北天启通宇航空器材科技发展有限公司 Turnover welding tool
CN214602754U (en) * 2021-03-03 2021-11-05 米涛涛 Robot welding device capable of being accurately butted and used for processing carrier frame
CN113634974A (en) * 2021-10-15 2021-11-12 河南卫华重型机械股份有限公司 Ribbed plate positioning and clamping tool for robot welding and positioning method
CN115008085A (en) * 2022-08-03 2022-09-06 成都中挖属汇科技有限公司 Welding tool for standard joint supporting member
CN115958322A (en) * 2022-10-27 2023-04-14 鸿开智能装备(江苏)有限公司 Steel structure bridge member general assembly line and assembly method thereof

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