CN117484038A - Welding device and welding method for table frame cross beam - Google Patents
Welding device and welding method for table frame cross beam Download PDFInfo
- Publication number
- CN117484038A CN117484038A CN202311751012.3A CN202311751012A CN117484038A CN 117484038 A CN117484038 A CN 117484038A CN 202311751012 A CN202311751012 A CN 202311751012A CN 117484038 A CN117484038 A CN 117484038A
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- table frame
- welding
- positioning
- clamping
- welding base
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- 238000003466 welding Methods 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a welding device for a table frame beam, which comprises the following components: the welding base is provided with a plurality of positioning bosses at intervals along the length direction of the welding base, each positioning boss is used for sleeving and positioning the end part of the table frame beam, and a beam connecting sheet can be placed on the top surface of the welding base; the table frame cross beam clamping mechanism is arranged on the welding base and used for clamping and fixing the positioned table frame cross beams; the beam connecting piece clamping mechanism is arranged on the welding base and used for clamping and fixing a plurality of beam connecting pieces placed on a plurality of positioning bosses; and the welding gun is used for welding the beam connecting sheet in the table frame beam. The welding method of the welding device for the table frame cross beam is also disclosed. The invention effectively improves the production efficiency and ensures the processing quality.
Description
Technical Field
The invention relates to the technical field of welding devices, in particular to a welding device and a welding method for a table frame cross beam.
Background
Referring to fig. 1 and 2, a table frame beam 10 is provided, which has a tubular structure, a beam connecting piece 11 is obliquely provided in an end portion of the table frame beam, a connecting through hole 11a is provided on the beam connecting piece 11, and a yielding through hole 12 is provided on a surface of the table frame beam 10 near the beam connecting piece 11. When the table frame cross beam 11 is connected with the table foot rest, the connecting piece of the table foot rest is sleeved into one end of the table frame cross beam 10, and the connecting piece enters the table frame cross beam 1 through the abdication through hole 12 by using the fastening screw and is screwed into the screw hole formed on the connecting piece of the connecting through hole 11a and the table foot rest, so that the table frame cross beam 10 is connected with the table foot rest, and the fastening piece such as the screw can be hidden, thereby avoiding the fastening piece from being exposed and improving the aesthetic property of the whole structure.
During processing of the table frame cross beam 10, the cross beam connecting piece 11 needs to be welded at the appointed position of the table frame cross beam 10, the table frame cross beam 10 is fixed through a positioning tool in the prior art, the cross beam connecting piece 11 is clamped and placed into the table frame cross beam 10 through a clamp, and then the welding gun is utilized to weld the cross beam connecting piece 11 in the table frame cross beam 10. However, this approach has the following problems:
1. only a single table frame cross beam can be processed at each time, and the processing efficiency is low;
2. the existing processing mode is easy to cause unstable fixation of the table frame cross beam 10 and/or the cross beam connecting sheet 11, so that deformation and dislocation are caused by factors such as heating during welding, and the processing quality is influenced.
For this purpose, the applicant has found, through a beneficial search and study, a solution to the above-mentioned problems, against which the technical solutions to be described below are developed.
Disclosure of Invention
One of the technical problems to be solved by the invention is as follows: aiming at the defects of the prior art, the welding device for the table frame cross beam improves the processing efficiency and ensures the processing quality.
The second technical problem to be solved by the invention is that: the welding method of the welding device for the table frame cross beam is provided.
A welding device for a cross beam of a table frame as a first aspect of the present invention includes:
the welding base is provided with a plurality of positioning bosses at intervals along the length direction of the welding base, each positioning boss is used for sleeving and positioning the end part of the table frame beam, and a beam connecting sheet can be placed on the top surface of the welding base;
the table frame cross beam clamping mechanism is arranged on the welding base and used for clamping and fixing the positioned table frame cross beams;
the beam connecting piece clamping mechanism is arranged on the welding base and used for clamping and fixing a plurality of beam connecting pieces placed on a plurality of positioning bosses; and
and the welding gun is used for welding the beam connecting sheet in the table frame beam.
In a preferred embodiment of the present invention, a positioning slope is formed on the top surface of each positioning boss, and a slope step is formed at the lower side edge of the positioning boss at the positioning slope.
In a preferred embodiment of the present invention, the table frame cross beam clamping mechanism comprises:
the table frame cross beam clamping bracket is arranged on the welding base and used for positioning a plurality of table frame cross beams;
a plurality of first pneumatic rotary clamping cylinders which are arranged on the table frame cross beam clamping support at intervals along the length direction of the welding base and are positioned above the positioning bosses; and
a rotary clamping arm mounted on an end of the pneumatic rotary shaft of each first pneumatic rotary clamping cylinder.
In a preferred embodiment of the present invention, the table frame cross beam clamping bracket comprises:
at least one vertical supporting plate vertically arranged on the welding base; and
the horizontal setting is in vertical support plate upper portion and be located the desk frame crossbeam location backup pad of a plurality of location boss top, be provided with a plurality of positioning grooves that are used for carrying out the location to the desk frame crossbeam along length direction interval on the side of desk frame crossbeam location backup pad, a plurality of positioning grooves are the one-to-one with a plurality of location boss.
In a preferred embodiment of the present invention, the beam connecting piece clamping mechanism includes:
the second pneumatic rotary clamping cylinders are arranged in the welding base at intervals along the length direction of the welding base and positioned below the positioning bosses, and the pneumatic rotary shaft of each second pneumatic rotary clamping cylinder vertically extends upwards and passes through the corresponding positioning boss to expose the top surface of the positioning boss; and
and the pneumatic rotating shaft of each second pneumatic rotating clamping cylinder is exposed out of the side surface of the end part of the top surface of the positioning boss.
The welding method of the welding device for the table frame cross beam as the second aspect of the invention comprises the following steps:
step S10, correspondingly placing a plurality of beam connecting sheets on a plurality of positioning bosses of the welding base, and correspondingly mounting the end parts of the plurality of table frame beams with the abdication through holes on the plurality of positioning bosses of the welding base;
s20, clamping a plurality of table frame cross beams through a table frame cross beam clamping mechanism;
s30, correspondingly pressing a plurality of beam connecting pieces on a plurality of positioning bosses through a beam connecting piece clamping mechanism;
and S40, welding the beam connecting sheets in the corresponding table frame beams after the welding gun passes through the abdication through holes of each table frame beam.
Due to the adoption of the technical scheme, the invention has the beneficial effects that: according to the invention, the table frame cross beams are clamped and fixed by the table frame cross beam clamping mechanism, the cross beam connecting pieces are clamped and fixed in the table frame cross beams by the cross beam connecting piece clamping mechanism, and then welded and fixed one by the welding gun, so that the production efficiency is effectively improved, and the processing quality is ensured.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Figure 1 is a schematic three-dimensional view of a cross member of a table frame.
Figure 2 is a top view of a cross member of the table frame.
Fig. 3 is a schematic view of the structure of the present invention in an initial state.
Figure 4 is a schematic view of the structure of the invention from one view when the table frame cross beam is clamped in place.
Fig. 5 is an exploded view of fig. 4.
Fig. 6 is an enlarged schematic view at a of fig. 4.
Figure 7 is a schematic view of another view of the present invention in a clamped position of a table top beam (with one of the table top beams hidden).
Figure 8 is a schematic view of the structure of the present invention at one view of the completion of welding of the cross beam of the table frame.
Figure 9 is a schematic view of the present invention from another perspective (with one of the frame rails hidden) at the completion of welding of the frame rails.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
Referring to fig. 3 to 9, there is provided a welding device for a table frame beam, comprising a welding base 100, a table frame beam clamping mechanism 200, a beam connecting piece clamping mechanism 300, and a welding gun (not shown).
The welding base 100 is formed by enclosing a lower bottom plate 110, an upper top plate 120, a left side plate 130 and a right side plate 140, four positioning bosses 150 are arranged on the upper plate surface of the upper top plate 120 of the welding base 100 at intervals along the length direction of the welding base 100, and each positioning boss 150 is used for sleeving and positioning the end part of the table frame beam 10 and can be used for placing a beam connecting sheet 20 on the top surface of the table frame beam. Of course, the positioning boss 150 is not limited to the number in the present embodiment, and may be provided according to the welding requirement. A positioning inclined surface 151 is formed on the top surface of each positioning boss 150, an inclined surface step 152 is formed at the lower side edge of the positioning boss 150 positioned on the positioning inclined surface 151, and the inclined surface step 152 can limit the beam connecting sheet 20 placed on the positioning inclined surface 151 to prevent the beam connecting sheet 20 from sliding down.
The table frame beam clamping mechanism 200 is mounted on the welding base 100, and is used for clamping and fixing the four positioned table frame beams 10. Specifically, the gantry beam clamping mechanism 200 includes a gantry beam clamping bracket 210, two pneumatic rotary clamping cylinders 220, and two rotary clamping arms 230. The rack beam clamping bracket 210 is mounted on the welding base 100 for positioning the four rack beams 10. The table frame beam clamping bracket 210 includes two vertical support plates 211 and a table frame beam positioning support plate 212. Two vertical support plates 211 are vertically disposed on the upper top plate 120 of the welding base 100. The table frame beam positioning support plates 212 are horizontally arranged on the upper portions of the two vertical support plates 211 and are located above the four positioning bosses 150, four positioning grooves 212a for positioning the upper portions of the table frame beams 20 are arranged on the side faces of the table frame beam positioning support plates 212 at intervals along the length direction, and the four positioning grooves 212a are in one-to-one correspondence with the four positioning bosses 150. Two pneumatic rotary clamping cylinders 220 are disposed on the table frame beam clamping bracket 210 at intervals along the length direction of the welding base 100 and above the four positioning bosses 150, specifically, two pneumatic rotary clamping cylinders 220 are correspondingly mounted on the upper portions of two vertical support plates 211 and below the table frame beam positioning support plates 212. The two rotary clamping arms 230 are mounted on the ends of the pneumatic rotary shafts of the two pneumatic rotary clamping cylinders 220, and are rotated and retracted by the two pneumatic rotary clamping cylinders 220, respectively.
The beam-connecting-piece clamping mechanism 300 is mounted on the welding base 100 for clamping and fixing four beam connecting pieces 20 placed on four positioning bosses. Specifically, the beam attachment plate clamping mechanism 300 includes four pneumatically rotated clamping cylinders 310 and four locating pins 320.
Four pneumatic rotary clamping cylinders 310 are arranged on the upper plate surface of the lower bottom plate 110 of the welding base 100 at intervals along the length direction of the welding base 100 and positioned below the four positioning bosses 150, and the pneumatic rotary shaft of each pneumatic rotary clamping cylinder 310 vertically extends upwards and passes through the corresponding positioning boss 150 to expose the positioning inclined surface 151 of the positioning boss 150. Four positioning pins 320 are correspondingly provided at the sides of the end portions of the positioning slopes 151 of the four pneumatic rotary clamping cylinders 310 where the pneumatic rotary shafts are exposed out of the positioning bosses 150.
The welding gun is used for welding the clamped and fixed beam connecting sheet 20 in the clamped and fixed table frame beam 10.
The welding method of the welding device for the table frame cross beam comprises the following steps:
step S10, cleaning the surfaces of the welding device of the table frame cross beam and the cross beam connecting sheet, removing sundries such as scrap iron, soil dust and the like on the surfaces, and ensuring that no foreign matters exist between the platform and the workpiece;
step S20, adjusting the welding device of the table frame beam to be in a pressure release state by an air pressure switch, wherein the rotary clamping arm 230 on each pneumatic rotary clamping cylinder 220 is in a vertically downward state, and the positioning pin 320 on the pneumatic rotary clamping cylinder 310 faces to the lower side of the positioning inclined surface 151 of the positioning boss 150, as shown in FIG. 3;
step S30, firstly, placing the beam connecting sheet 20 on a positioning inclined surface 151 of a positioning boss 150, sleeving a connecting through hole of the beam connecting sheet 20 into a pneumatic rotating shaft of a pneumatic rotary clamping cylinder 310, and limiting by utilizing an inclined surface step 152 of the positioning boss 150 and a positioning pin 320 on the pneumatic rotating shaft of the pneumatic rotary clamping cylinder 310;
step S40, vertically inserting the table frame beam 10 into the corresponding positioning boss 150, and limiting the table frame beam 10 by utilizing the positioning boss 150 and the table frame beam positioning support plate 212;
step S50, clamping the table frame beam 10 by the table frame beam clamping mechanism 200, specifically, opening the air pressure switch to adjust the table frame beam welding device to an air inlet pressurized state, wherein each air rotation clamping cylinder 220 controls the rotation clamping arm 230 to rotate 90 ° (i.e., to be in a horizontal state) and simultaneously retract toward one side of the table frame beam 10, so that the four table frame beams 10 are clamped and fixed; at the same time, the beam connecting piece 20 is correspondingly pressed against the positioning boss 150 by the beam connecting piece clamping mechanism 300, specifically, the pneumatic rotary clamping cylinder 310 controls the positioning pin 320 to rotate 90 ° while being vertically oriented at Fang Nasu, so that the beam connecting piece 20 is clamped and fixed on the positioning boss 150, as shown in fig. 4 and 7;
step S60, after the table frame beam 10 and the beam connecting piece 20 are clamped, the welding gun is utilized to pass through the waist-shaped abdication through hole 11 on the table frame beam 10 and then weld the beam connecting piece 20, and the welding spot 21 is shown in FIG. 6, so that the table frame beam 10 and the beam connecting piece 20 are welded into a whole; because the table frame cross beam 10 and the cross beam connecting sheet 20 are clamped and fixed, deformation and dislocation caused by welding heating and other factors can not occur in the welding process, the welding effect is improved, and the welding quality is ensured;
step S70, after welding and fixing, adjusting the welding device of the table frame beam to be in a pressure relief state through an air pressure switch, controlling the rotary clamping arm 230 to rotate to be in a vertically downward state by the pneumatic rotary clamping cylinder 220, and controlling the positioning pin 320 to face to the lower part of the boss inclined plane by the pneumatic rotary clamping cylinder 310, as shown in fig. 8 and 9;
and S80, taking out the welded table frame cross beam 10 with the cross beam connecting sheet 20 upwards to finish welding.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present 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. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A welding device for a table frame beam, comprising:
the welding base is provided with a plurality of positioning bosses at intervals along the length direction of the welding base, each positioning boss is used for sleeving and positioning the end part of the table frame beam, and a beam connecting sheet can be placed on the top surface of the welding base;
the table frame cross beam clamping mechanism is arranged on the welding base and used for clamping and fixing the positioned table frame cross beams;
the beam connecting piece clamping mechanism is arranged on the welding base and used for clamping and fixing a plurality of beam connecting pieces placed on a plurality of positioning bosses; and
and the welding gun is used for welding the beam connecting sheet in the table frame beam.
2. The welding device for a cross beam of a table frame as claimed in claim 1, wherein a positioning slope is formed on a top surface of each positioning boss, and a slope step is formed at a lower side edge of the positioning boss at the positioning slope.
3. The table frame beam welding apparatus of claim 1 wherein the table frame beam clamping mechanism comprises:
the table frame cross beam clamping bracket is arranged on the welding base and used for positioning a plurality of table frame cross beams;
a plurality of first pneumatic rotary clamping cylinders which are arranged on the table frame cross beam clamping support at intervals along the length direction of the welding base and are positioned above the positioning bosses; and
a rotary clamping arm mounted on an end of the pneumatic rotary shaft of each first pneumatic rotary clamping cylinder.
4. A rack beam welding apparatus as claimed in claim 3, wherein the rack beam clamping bracket comprises:
at least one vertical supporting plate vertically arranged on the welding base; and
the horizontal setting is in vertical support plate upper portion and be located the desk frame crossbeam location backup pad of a plurality of location boss top, be provided with a plurality of positioning grooves that are used for carrying out the location to the desk frame crossbeam along length direction interval on the side of desk frame crossbeam location backup pad, a plurality of positioning grooves are the one-to-one with a plurality of location boss.
5. The table frame beam welding apparatus of claim 4 wherein the beam attachment tab clamping mechanism comprises:
the second pneumatic rotary clamping cylinders are arranged in the welding base at intervals along the length direction of the welding base and positioned below the positioning bosses, and the pneumatic rotary shaft of each second pneumatic rotary clamping cylinder vertically extends upwards and passes through the corresponding positioning boss to expose the top surface of the positioning boss; and
and the pneumatic rotating shaft of each second pneumatic rotating clamping cylinder is exposed out of the side surface of the end part of the top surface of the positioning boss.
6. A welding method of a table frame cross beam welding device according to any one of claims 1 to 5, comprising the steps of:
step S10, correspondingly placing a plurality of beam connecting sheets on a plurality of positioning bosses of the welding base, and correspondingly mounting the end parts of the plurality of table frame beams with the abdication through holes on the plurality of positioning bosses of the welding base;
s20, clamping a plurality of table frame cross beams through a table frame cross beam clamping mechanism;
s30, correspondingly pressing a plurality of beam connecting pieces on a plurality of positioning bosses through a beam connecting piece clamping mechanism;
and S40, welding the beam connecting sheets in the corresponding table frame beams after the welding gun passes through the abdication through holes of each table frame beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311751012.3A CN117484038A (en) | 2023-12-19 | 2023-12-19 | Welding device and welding method for table frame cross beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311751012.3A CN117484038A (en) | 2023-12-19 | 2023-12-19 | Welding device and welding method for table frame cross beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117484038A true CN117484038A (en) | 2024-02-02 |
Family
ID=89680240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311751012.3A Pending CN117484038A (en) | 2023-12-19 | 2023-12-19 | Welding device and welding method for table frame cross beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117484038A (en) |
-
2023
- 2023-12-19 CN CN202311751012.3A patent/CN117484038A/en active Pending
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