CN110653540A - Welding, bonding and re-welding fixture for stainless steel fume collecting hood - Google Patents
Welding, bonding and re-welding fixture for stainless steel fume collecting hood Download PDFInfo
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- CN110653540A CN110653540A CN201810693328.4A CN201810693328A CN110653540A CN 110653540 A CN110653540 A CN 110653540A CN 201810693328 A CN201810693328 A CN 201810693328A CN 110653540 A CN110653540 A CN 110653540A
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- platform
- collecting hood
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- 238000003466 welding Methods 0.000 title claims abstract description 113
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 112
- 239000010935 stainless steel Substances 0.000 title claims abstract description 112
- 239000003517 fume Substances 0.000 title claims abstract description 60
- 238000003825 pressing Methods 0.000 claims abstract description 112
- 239000000779 smoke Substances 0.000 claims abstract description 23
- 239000011521 glass Substances 0.000 claims description 41
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to a welding, bonding and re-welding fixture for a stainless steel fume collecting hood, which is characterized in that: the stainless steel smoke collecting hood comprises a platform for placing the stainless steel smoke collecting hood, wherein the stainless steel smoke collecting hood is provided with a left folding edge, a right folding edge and a front folding edge, and a positioning structure is arranged on the platform; a left outer press block driven by the left outer drive structure; a right outer press block driven by the right outer drive structure; the left front outer pressing block is driven by the left front driving structure; the right front outer pressing block is driven by the right front driving structure; the left inner pressing block is restrained on the platform and can slide left and right and is driven by the left inner side driving structure; the right inner pressing block is restrained on the platform and can slide left and right and is driven by the right inner side driving structure; a middle inner pressing block fixed on the platform, wherein a positioning pin is fixed on the middle inner pressing block; and the middle outer pressing block is arranged in the middle of the front of the platform and is driven by the middle driving structure. The clamp completes the process of welding, bonding and re-welding, reduces the cost of the clamp, simplifies the process and reduces the time cost.
Description
Technical Field
The invention relates to a tool clamp, in particular to a welding, bonding and re-welding clamp for a stainless steel exhaust fume collecting hood.
Background
The stainless steel fume collecting hood is one main part of fume exhauster and is formed by punching, bending and re-welding stainless steel sheet, and has one top surface with central hole, and front edge, left edge and right edge with upwards extending front hem, left hem and right hem separately.
During welding, a special welding fixture is needed, the quality of the stainless steel fume collecting hood is directly influenced by the quality of welding, the fume collecting hood is made of a stainless steel thin plate, the front folding edge, the left folding edge and the right folding edge are long and narrow, and if the welding is not well positioned during welding, welding deformation is easy to generate, and the straightness and the flatness of the front folding edge, the left folding edge and the right folding edge are not ideal, so that the quality of the stainless steel fume collecting hood is influenced.
During bonding, a special bonding fixture is adopted, and the existing simple tool has the following defects that firstly, the bonded size is not easy to ensure low precision, the stainless steel fume collecting hood and the glass panel are not positioned accurately, the bonded stainless steel fume collecting hood and the glass panel are easy to misplace, and the bonding gap between the stainless steel fume collecting hood and the glass panel is not uniform; secondly, the surfaces of the stainless steel fume collecting hood and the glass panel are easy to scratch in the bonding process.
Welding, the bonding all needs different anchor clamps, increase the anchor clamps cost, accomplish the welding back on welding jig in addition, need take out the work piece, it fixes a position on the bonding anchor clamps to put again, accomplish the bonding, it is long consuming time, some stainless steel collection petticoat pipe is pleasing to the eye, glass panels's preceding hem is equipped with the ornamental strip of welding on stainless steel collection petticoat pipe, this just makes stainless steel collection petticoat pipe can arrange in the slot that ornamental strip and stainless steel collection petticoat pipe's preceding hem formed, still need weld ornamental strip and stainless steel collection petticoat pipe when accomplishing the bonding, then still need design a welding jig again, at present, still do not have one kind and can still carry out welded anchor clamps when bonding.
In conclusion, the existing welding and bonding tool clamp can be further improved.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a welding, bonding and re-welding fixture for a stainless steel exhaust fume collecting hood with a reasonable structural design aiming at the current situation of the prior art, the welding, bonding and re-welding processes can be completed on a set of fixture, the cost of the fixture is reduced, the production efficiency is improved, the welding deformation of the stainless steel exhaust fume collecting hood can be reduced by the fixture in the welding process, and the straightness and the flatness of each folded edge are maintained, so that the quality of the stainless steel exhaust fume collecting hood is improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a welding bonding re-welding jig of stainless steel collection petticoat pipe which characterized in that: the stainless steel smoke collecting hood comprises a platform for placing the stainless steel smoke collecting hood, wherein the stainless steel smoke collecting hood is provided with a left folding edge, a right folding edge and a front folding edge, and a positioning structure for positioning the stainless steel smoke collecting hood is arranged on the platform; the left outer pressing block is arranged on the left side of the platform and driven by the left outer driving structure to press or keep away from the outer end face of the left folding edge adjacent to the left welding position; the right outer pressing block is arranged on the right side of the platform and driven by the right outer driving structure to press or keep away from the outer end face of the right folded edge adjacent to the right welding position; the left front outer pressing block is arranged on the front left side of the platform and driven by the left front driving structure to press or keep away from the outer end face of the front folded edge adjacent to the left welding position or the glass panel and the decorative strip; the right front outer pressing block is arranged on the front right side of the platform and driven by the right front driving structure to press or keep away from the outer end face of the front folded edge adjacent to the right side welding position or the glass panel and the decorative strip; the left inner pressing block is restrained on the platform and can slide left and right, can simultaneously abut against the front folded edge of the stainless steel fume collecting hood and the inner end surface of the left folded edge, and can be driven by the left inner side driving structure to be pressed or far away from the inner end surface of the left folded edge adjacent to the left side welding position; the right inner pressing block is restrained on the platform and can slide left and right, can simultaneously abut against the inner end faces of the front folded edge and the right folded edge of the stainless steel fume collecting hood, and can be driven by the right inner side driving structure to be pressed or far away from the inner end face of the right folded edge adjacent to the right side welding position; the middle inner pressing block is fixed on the platform and used for abutting against the inner end face of the front folding edge of the stainless steel smoke collecting hood, and a positioning pin which is inserted into a switch hole on the front folding edge of the stainless steel smoke collecting hood and a switch hole on the glass panel is fixed on the middle inner pressing block; and the middle outer pressing block is arranged in the middle of the front of the platform and is driven by the middle driving structure to press or keep away from the outer end face of the glass panel with the decorative strip positioned on the front folding edge of the stainless steel fume collecting hood.
In order to facilitate the head of the laser welding machine to be close to the corresponding welding position as much as possible, the front end surface of the left outer pressing block, which is adjacent to the left welding position, is an inclined surface, and the left end surface of the left front outer pressing block, which is adjacent to the left welding position, is an inclined surface; the front end face of the right outer pressing block, which is adjacent to the right welding position, is an inclined plane, and the right end face of the right outer pressing block, which is adjacent to the right welding position, is an inclined plane. The provision of the bevel also allows the weld location to be exposed as much as possible.
Preferably, the left outer driving structure is a left outer cylinder, and the left outer pressing block is fixed on a piston rod of the left outer cylinder; the right outer side driving structure is a right outer side air cylinder, and the right outer pressing block is fixed on a piston rod of the right outer side air cylinder. The air cylinder driving mode has the advantages of simple structure, convenience in assembly and convenience in stroke control.
In the same way, preferably, the left inner driving structure is a left inner cylinder, and the left inner pressure block is fixed on a piston rod of the left inner cylinder; the right inner side driving structure is a right inner side air cylinder, and the right inner pressure block is fixed on a piston rod of the right inner side air cylinder; the left front driving structure is a left front outer side air cylinder, and the left front outer pressing block is fixed on a piston rod of the left front outer side air cylinder; the right front driving structure is a right front outer side cylinder, and the right front outer pressure block is fixed on a piston rod of the right front outer side cylinder; the middle driving structure is a middle cylinder, and the middle external pressing block is fixed on a piston rod of the middle cylinder.
In order to enable each internal pressure block to slide stably left and right, a left guide hole for guiding the left internal pressure block and a right guide hole for guiding the right internal pressure block are formed in the platform, and a left fixed block and a right fixed block are fixed at the bottom of the platform; the bottom of the left inner pressure block is provided with a piston rod which extends downwards out of the left guide hole and is fixed on the right inner side cylinder, and the bottom of the right inner pressure block is provided with a piston rod which extends downwards out of the right guide hole and is fixed on the right inner side cylinder; and a left guide rail structure is arranged between the left inner pressing block and the left fixed block, and a right guide rail structure is arranged between the right inner pressing block and the right fixed block.
In order to enable the middle outer pressing block to slide back and forth stably, two guide rods are fixed on the front end face of the middle outer pressing block, and two guide sleeves for guiding the guide rods are fixed on the platform.
The glass panel is further improved, two adjusting blocks are fixed at the top of the middle outer pressing block, and the adjusting blocks extend out of the rear end face of the middle outer pressing block to be in direct or indirect contact with the top face of the glass panel. The middle outer pressing block is in front of the glass panel, the adjusting block is in contact with the top surface of the glass panel firstly and then in contact with the top surface of the stainless steel fume collecting hood, the top surface of the glass panel is guaranteed to be flush with the top surface of the stainless steel fume collecting hood, and the bonding precision of the glass panel is improved.
As an improvement, the part of the adjusting block extending out of the rear end face of the middle outer pressing block is hung with a flexible adjusting block capable of sliding up and down, and a spring for keeping the flexible adjusting block moving downwards is arranged between the adjusting block and the flexible adjusting block. The flexible adjusting block is used for being in direct contact with the top surface of the glass panel to prevent the glass panel from being scratched, and meanwhile, the spring plays a role in automatically adjusting the upper position and the lower position of the flexible adjusting block.
Above-mentioned location structure is including two backstops that are located the platform rear side, and two corner cylinders that are located the platform left and right sides, two the backstop is used for contacting with shelving the stainless steel collection petticoat pipe rear side on the platform, be fixed with the dual-purpose depression bar that is in order to compress tightly stainless steel collection petticoat pipe top on the piston rod of corner cylinder. The rear stop block is used for carrying out rear positioning on the stainless steel fume collecting hood, the pressure rod on the corner cylinder is used for carrying out upper limit on the stainless steel fume collecting hood, and the positioning pin on the middle pressure block is combined to carry out left and right limit on the stainless steel fume collecting hood, so that the stainless steel fume collecting hood can be kept at a proper position.
The rear stop block is fixed with a flexible contact block which is used for directly contacting the rear side of the stainless steel smoke collecting hood placed on the platform. The flexible contact block can prevent the stainless steel fume collecting hood from being scratched.
Compared with the prior art, the invention has the advantages that: the corresponding folded edges of the stainless steel fume collecting hood are pressed at the positions, adjacent to the welding positions, of the folded edges through the inner pressing block and the outer pressing block, so that the folded edges adjacent to the welding positions cannot be arched due to welding and deform, and the flatness and the straightness of the folded edges are effectively guaranteed; the left and right positions of the two inner pressing blocks are adjustable, the pressure of the inner pressing blocks pressing the inner end faces of the folded edges can be adjusted, and meanwhile, stainless steel smoke collecting hoods of different sizes can be used, so that the adaptability is stronger; during bonding, the glass panel bonded with the decorative strip is limited by the positioning pin on the middle inner pressing block, the relative position relation between the glass panel and the stainless steel smoke collecting hood is accurate, the bonding position is accurate, the inner pressing block and the outer pressing block are used for pressing corresponding folded edges on the stainless steel smoke collecting hood and the decorative strip, the decorative strip is guaranteed to be pressed against the position where the stainless steel smoke collecting hood needs to be welded, the welding position between the decorative strip and the stainless steel smoke collecting hood is guaranteed to be accurate, finally, the glass panel is bonded and pressure-maintained through the matching of the middle inner pressing block and the middle outer pressing block, the parallelism between the stainless steel smoke collecting hood and the glass panel is guaranteed, and the bonding. Because the switch hole on the preceding hem of stainless steel collection petticoat pipe and the switch hole on the glass panels are fixed a position simultaneously to the locating pin, guarantee the good axiality of two switch holes, guarantee the smooth assembly of switch subassembly. This anchor clamps can weld stainless steel collection petticoat pipe, still can weld stainless steel collection petticoat pipe and ornamental strip, and fix a position and pressurize to the bonding of glass panels and stainless steel collection petticoat pipe front hem, one set of anchor clamps accomplish the process of welding bonding rewelding, reduce the anchor clamps cost, simplify the process simultaneously, stop stainless steel collection petticoat pipe because of the quality problems such as the fish tail of many times clamping arouse stainless steel outward appearance surface, scotch, promote productivity, accelerate production cycle, reduction in production cost.
Drawings
FIG. 1 is a schematic perspective view (front view) of an embodiment of the present invention;
FIG. 2 is a schematic perspective view (back side) of an embodiment of the present invention;
FIG. 3 is a schematic perspective view of the stainless steel fume collecting hood according to the embodiment of the present invention;
FIG. 4 is a schematic perspective view of a stainless steel fume collecting hood and a glass panel with a decorative strip according to an embodiment of the present invention;
FIG. 5 is a schematic perspective view of a stainless steel fume collecting hood and a glass panel with a decorative strip according to an embodiment of the present invention;
FIG. 6 is a cross-sectional view of an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a stainless steel fume collecting hood according to an embodiment of the present invention;
FIG. 8 is a schematic perspective view of a glass panel bonded according to an embodiment of the present invention;
fig. 9 is an exploded perspective view of the middle outer pressure block portion in an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 9, a preferred embodiment of the present invention is shown.
The utility model provides a welding of stainless steel collection petticoat pipe bonds and welds anchor clamps again, this anchor clamps can weld the relevant position of stainless steel collection petticoat pipe, will bond the glass panels 7 that have ornamental strip 71 to the preceding hem 13 drive outer terminal surface of stainless steel collection petticoat pipe 1 simultaneously, and the ornamental strip 71 welds with the position of the relevant side of stainless steel collection petticoat pipe 1. Specifically comprises
The platform 2 is used for placing the stainless steel fume collecting hood 1, the stainless steel fume collecting hood 1 is provided with a left folding edge 11, a right folding edge 12 and a front folding edge 13, and the platform 2 is provided with a positioning structure for positioning the stainless steel fume collecting hood 1; the location structure includes two backstop 23 that are located platform 2 rear side, and two corner cylinders 17 that are located the platform 2 left and right sides, two backstop 23 is used for with shelve the stainless steel collection petticoat pipe 1 rear side direct or indirect contact on platform 2, is fixed with on the backstop 23 to be used for with shelve the flexible contact piece 231 of the stainless steel collection petticoat pipe 1 rear side direct contact on platform 2. A piston rod of the corner cylinder 17 is fixed with a pressure lever 171 which is used for pressing the top of the stainless steel fume collecting hood 1.
The left outer pressing block 3a is arranged on the left side of the platform 2 and driven by the left outer driving structure to press or keep away from the outer end face of the left folding edge 11 adjacent to the left welding position 4 a; the left outer driving structure is a left outer air cylinder 6a, and the left outer pressing block 3a is fixed on a piston rod of the left outer air cylinder 6 a; the front end surface 3a1 of the left outer presser piece 3a adjacent to the left welding position 4a is inclined.
The right outer pressing block 3b is arranged on the right side of the platform 2 and driven by a right outer driving structure to press or keep away from the outer end face of the right folding edge 12 adjacent to the right welding position 4 b; the right outer side driving structure is a right outer side air cylinder 6b, and the right outer pressing block 3b is fixed on a piston rod of the right outer side air cylinder 6 b. The front end surface 3b1 of the right outer pressing block 3b adjacent to the right welding position 4b is a bevel.
The left front outer pressing block 3c is arranged on the front left side of the platform 2 and driven by the left front driving structure to press or keep away from the outer end face of the front folding edge 13 adjacent to the left welding position 4a or the glass panel 7 and the decorative strip 71; the left front driving structure is a left outer front side cylinder 6e, and a left front outer pressing block 3c is fixed on a piston rod of the left front outer side cylinder 6 e; the left end surface 3c1 of the left front outer presser piece 3c adjacent to the left welding position 4a is a slant surface.
The right front outer pressing block 3d is arranged on the front right side of the platform 2 and driven by the right front driving structure to press or be far away from the outer end face of the front folding edge 13 adjacent to the right welding position 4b or the glass panel 7 and the decorative strip 71; the right front driving structure is a right front outer cylinder 6f, and a right front outer pressing block 3d is fixed on a piston rod of the right front outer cylinder 6 f. The right end face 3d1 of the right front outer presser piece 3d adjacent to the right side weld site 4b is a slant face.
The left inner pressing block 5a which is constrained on the platform 2 and can slide left and right can simultaneously abut against the front folded edge 13 of the stainless steel fume collecting hood and the inner end surface of the left folded edge 11, and can be driven by the left inner side driving structure to press or keep away from the inner end surface of the left folded edge 11 adjacent to the left side welding position 4 a; the right end face 3d1 of the right front outer presser piece 3d adjacent to the right side weld site 4b is a slant face. The left inner side driving structure is a left inner side air cylinder 6c, and the left inner pressing block 5a is fixed on a piston rod of the left inner side air cylinder 6 c.
The right inner pressing block 5b which is restrained on the platform 2 and can slide left and right can simultaneously abut against the inner end faces of the front folding edge 13 and the right folding edge 12 of the stainless steel fume collecting hood, and can be driven by a right inner side driving structure to press or keep away from the inner end face of the right folding edge 12 adjacent to the right side welding position 4 b; the right inner side driving structure is a right inner side air cylinder 6d, and the right inner pressing block 5b is fixed on a piston rod of the right inner side air cylinder 6 d.
The platform 2 is provided with a left guide hole 21 for guiding the left inner pressing block 5a and a right guide hole 22 for guiding the right inner pressing block 5b, and the bottom of the platform 2 is fixed with a left fixing block 9a and a right fixing block 9 b; the bottom of the left inner pressing block 5a is provided with a piston rod which extends downwards out of a left guide hole 21 and is fixed on the right inner side air cylinder 6d, and the bottom of the right inner pressing block 5b is provided with a piston rod which extends downwards out of a right guide hole 22 and is fixed on the right inner side air cylinder 6 d; a left guide rail structure 9a1 is arranged between the left inner pressing block 5a and the left fixed block 9a, and a right guide rail structure 9b1 is arranged between the right inner pressing block 5b and the right fixed block 9 b.
The middle inner pressing block 5c is fixed on the platform 2 and used for abutting against the inner end face of the front folding edge 13 of the stainless steel fume collecting hood, the middle inner pressing block 5c is fixed with two positioning pins 8 which are used for being inserted into the switch hole 131 on the front folding edge 13 of the stainless steel fume collecting hood 1 and the switch hole 72 on the glass panel 7.
And the middle outer pressing block 3e is arranged in the middle of the front of the platform 2 and driven by the middle driving structure to press or keep away from the outer end face of the glass panel 7 with the decorative strip 71 positioned on the front folding edge 13 of the stainless steel fume collecting hood. The middle driving structure is a middle cylinder 6g, and the middle outer pressing block 3e is fixed on a piston rod of the middle cylinder 6 g. Two guide rods 3e1 are fixed on the front end face of the middle outer pressing block 3e, and two guide sleeves 10 for guiding the guide rods 3e1 are fixed on the platform 2. Two adjusting blocks 14 are fixed on the top of the middle outer pressing block 3e, and the adjusting blocks 14 extend out of the rear end face of the middle outer pressing block 3e to be in direct or indirect contact with the top face of the glass panel 7. The part of the adjusting block 14 extending out of the rear end face of the middle outer pressing block 3e is hung with a flexible adjusting block 15 capable of sliding up and down, and a spring 16 for keeping the flexible adjusting block moving downwards is arranged between the adjusting block 14 and the flexible adjusting block 15. As illustrated in fig. 9.
The left side welding position 4a in this embodiment includes two positions, one is a first left side welding position 4a1 between the left sides of the stainless steel fume collecting hood 1, the other is a second left side welding position 4a2 between the left side of the decorative strip 7 and the left side of the stainless steel fume collecting hood 1, and the second left side welding position 4a2 is located below the first left side welding position 4a 1. The right side welding position 4b also comprises two positions, namely a first right side welding position 4b1 positioned between the right sides of the stainless steel fume collecting hood 1, a second right side welding position 4b2 positioned between the right side of the decorative strip 7 and the right side of the stainless steel fume collecting hood 1, and the second right side welding position 4b2 is positioned below the first right side welding position 4b 1.
The working principle and the process of the clamp are as follows:
the location process is shelved stainless steel collection petticoat pipe 1 on platform 2, and the rear end face of stainless steel collection petticoat pipe 1 supports on the flexible contact piece 231 of back dog 23, and locating pin 8 on the briquetting 5c inserts the switch hole 131 on the preceding hem 13 of stainless steel collection petticoat pipe 1 in the middle part, and corner cylinder 17 action after that, depression bar 171 on the piston rod of corner cylinder 17 compresses tightly stainless steel collection petticoat pipe 1 top. In the first welding process, the left outer cylinder 6a, the right outer cylinder 6b, the left inner cylinder 6c, the right inner cylinder 6d, the left front outer cylinder 6e and the right front outer cylinder 6f act to respectively drive the left outer pressing block 3a, the right outer pressing block 3b, the left inner pressing block 5a, the right inner pressing block 5b, the left front outer pressing block 3c and the right front outer pressing block 3d to press corresponding folded edges, and first welding is started, as shown in fig. 3, so that the folded edges adjacent to the first left welding position 4a1 and the first right welding position 4b1 cannot be arched due to welding to generate welding deformation, flatness and straightness of the folded edges are effectively guaranteed, and the quality of the stainless steel smoke collecting hood is improved.
Bonding and second welding process, as shown in fig. 4-6, other cylinders except the corner cylinder 17 reset, the glass panel coated with glue is placed, it is ensured that the positioning pin 8 on the middle inner pressing block 5c is inserted into the switch hole 72 on the glass panel 7 to complete the initial positioning of the glass panel 7 with the decorative strip 71, each cylinder acts, the middle outer pressing block 3e plays a pressure maintaining role in the glass panel bonding process, meanwhile, other pressing blocks enable the folded edge adjacent to the second left side welding position 4a2 and the second right side welding position 4b2 not to generate arched welding deformation due to welding, the flatness and straightness of the folded edge are effectively ensured, and therefore the quality of the stainless steel smoke collecting hood is improved.
The welding adopts the sheet metal stainless steel pulse laser welding protection device that blows, just need not to polish again after the welding of stainless steel collection petticoat pipe like this.
The above embodiments are the best modes for carrying out the invention. The arrangement of each inner pressing block and each outer pressing block is related to the appearance of the stainless steel fume collecting hood and the corresponding welding position, and the stainless steel fume collecting hood can be designed according to different structures. It should be noted that in the description of the present embodiment, the terms "upper", "lower", "inner", "outer", "left", "right", etc. indicate the orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (10)
1. The utility model provides a welding bonding re-welding jig of stainless steel collection petticoat pipe which characterized in that: comprises that
The stainless steel smoke collecting cover comprises a platform (2) used for placing a stainless steel smoke collecting cover (1), wherein the stainless steel smoke collecting cover (1) is provided with a left folding edge (11), a right folding edge (12) and a front folding edge (13), and a positioning structure for positioning the stainless steel smoke collecting cover (1) is arranged on the platform (2);
the left outer pressing block (3a) is arranged on the left side of the platform (2) and driven by the left outer driving structure to press or keep away from the outer end face of the left folding edge (11) adjacent to the left welding position (4 a);
the right outer pressing block (3b) is arranged on the right side of the platform (2) and driven by the right outer driving structure to press or keep away from the outer end face of the right folding edge (12) adjacent to the right welding position (4 b);
the left front outer pressing block (3c) is arranged on the front left side of the platform (2) and driven by the left front driving structure to press or keep away from the outer end face of the front folding edge (13) close to the left welding position (4a) or the glass panel (7) and the decorative strip (71);
the right front outer pressing block (3d) is arranged on the front right side of the platform (2) and driven by the right front driving structure to press or keep away from the outer end face of the front folding edge (13) close to the right welding position (4b) or the glass panel (7) and the decorative strip (71);
the left inner pressing block (5a) is constrained on the platform (2) and can slide left and right, can simultaneously abut against the front folded edge (13) of the stainless steel fume collecting hood and the inner end surface of the left folded edge (11), and can be driven by the left inner side driving structure to press or keep away from the inner end surface of the left folded edge (11) adjacent to the left side welding position (4 a);
a right inner pressing block (5b) which is constrained on the platform (2) and can slide left and right can simultaneously abut against the inner end surfaces of the front folding edge (13) and the right folding edge (12) of the stainless steel fume collecting hood, and can be driven by a right inner side driving structure to press or keep away from the inner end surface of the right folding edge (12) adjacent to the right side welding position (4 b);
a middle inner pressing block (5c) fixed on the platform (2) and used for abutting against the inner end surface of the front folding edge (13) of the stainless steel fume collecting hood, and a positioning pin (8) inserted into a switch hole (131) on the front folding edge (13) of the stainless steel fume collecting hood (1) and a switch hole (72) on the glass panel (7) is fixed on the middle inner pressing block (5 c);
and the middle outer pressing block (3e) is arranged in the middle of the front of the platform (2) and can be driven by the middle driving structure to press or keep away from the outer end face of the glass panel (7) with the decorative strip (71) positioned on the front folding edge (13) of the stainless steel smoke collecting hood.
2. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 1, is characterized in that: the front end surface (3a1) of the left outer pressing block (3a) adjacent to the left welding position (4a) is an inclined surface, and the left end surface (3c1) of the left outer pressing block (3c) adjacent to the left welding position (4a) is an inclined surface; the front end face (3b1) of the right outer pressing block (3b) close to the right welding position (4b) is an inclined face, and the right end face (3d1) of the right outer pressing block (3d) close to the right welding position (4b) is an inclined face.
3. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 1, is characterized in that: the left outer side driving structure is a left outer side air cylinder (6a), and the left outer pressing block (3a) is fixed on a piston rod of the left outer side air cylinder (6 a); the right outer side driving structure is a right outer side air cylinder (6b), and the right outer pressing block (3b) is fixed on a piston rod of the right outer side air cylinder (6 b).
4. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 3, is characterized in that: the left inner side driving structure is a left inner side air cylinder (6c), and the left inner pressing block (5a) is fixed on a piston rod of the left inner side air cylinder (6 c); the right inner side driving structure is a right inner side air cylinder (6d), and the right inner pressing block (5b) is fixed on a piston rod of the right inner side air cylinder (6 d); the left front driving structure is a left front outer side cylinder (6e), and the left front outer pressing block (3c) is fixed on a piston rod of the left front outer side cylinder (6 e); the right front driving structure is a right front outer cylinder (6f), and the right front outer pressing block (3d) is fixed on a piston rod of the right front outer cylinder (6 f); the middle driving structure is a middle cylinder (6g), and the middle outer pressing block (3e) is fixed on a piston rod of the middle cylinder (6 g).
5. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 4, is characterized in that: the platform (2) is provided with a left guide hole (21) for guiding the left inner pressing block (5a) and a right guide hole (22) for guiding the right inner pressing block (5b), and the bottom of the platform (2) is fixedly provided with a left fixing block (9a) and a right fixing block (9 b); the bottom of the left inner pressing block (5a) is provided with a left guide hole (21) which extends downwards and then is fixed on a piston rod of a right inner side air cylinder (6d), and the bottom of the right inner pressing block (5b) is provided with a right guide hole (22) which extends downwards and then is fixed on a piston rod of the right inner side air cylinder (6 d); a left guide rail structure (9a1) is arranged between the left inner pressing block (5a) and the left fixing block (9a), and a right guide rail structure (9b1) is arranged between the right inner pressing block (5b) and the right fixing block (9 b).
6. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 3, is characterized in that: two guide rods (3e1) are fixed on the front end face of the middle outer pressing block (3e), and two guide sleeves (10) used for guiding the guide rods (3e1) are fixed on the platform (2).
7. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 1, is characterized in that: two adjusting blocks (14) are fixed at the top of the middle outer pressing block (3e), and the adjusting blocks (14) extend out of the rear end face of the middle outer pressing block (3e) to be in direct or indirect contact with the top face of the glass panel (7).
8. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 1, is characterized in that: the part of the adjusting block (14) extending out of the rear end face of the middle outer pressing block (3e) is hung with a flexible adjusting block (15) capable of sliding up and down, and a spring (16) enabling the flexible adjusting block to keep moving down is arranged between the adjusting block (14) and the flexible adjusting block (15).
9. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to any one of claims 1 to 8 is characterized in that: location structure is including two backstop (23) that are located platform (2) rear side, and two corner cylinders (17) that are located platform (2) left and right sides, two backstop (23) are used for with shelve stainless steel collection petticoat pipe (1) rear side direct or indirect contact on platform (2), be fixed with depression bar (171) of dual-purpose in order to compress tightly stainless steel collection petticoat pipe (1) top on the piston rod of corner cylinder (17).
10. The welding, bonding and re-welding fixture for the stainless steel fume collecting hood according to claim 1, is characterized in that: and a flexible contact block (231) which is used for being directly contacted with the rear side of the stainless steel fume collecting hood (1) placed on the platform (2) is fixed on the rear stop block (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810693328.4A CN110653540A (en) | 2018-06-29 | 2018-06-29 | Welding, bonding and re-welding fixture for stainless steel fume collecting hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810693328.4A CN110653540A (en) | 2018-06-29 | 2018-06-29 | Welding, bonding and re-welding fixture for stainless steel fume collecting hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110653540A true CN110653540A (en) | 2020-01-07 |
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ID=69026734
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810693328.4A Pending CN110653540A (en) | 2018-06-29 | 2018-06-29 | Welding, bonding and re-welding fixture for stainless steel fume collecting hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110653540A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111992957A (en) * | 2020-08-13 | 2020-11-27 | 火星人厨具股份有限公司 | Welding tool for oil smoke air inlet plate of integrated stove |
| CN112658482A (en) * | 2020-12-31 | 2021-04-16 | 湖南创研智能装备有限公司 | Locating device and welding equipment for laser welding of smoke collecting hood |
| CN112828519A (en) * | 2021-01-26 | 2021-05-25 | 广东华德涞机器人智能科技有限公司 | Welding fixture, welding equipment and welding method for exhaust fume collecting hood |
| CN115415235A (en) * | 2022-07-26 | 2022-12-02 | 沪东中华造船(集团)有限公司 | Treatment method for pre-adhesion of stainless steel sealing plate of film tank |
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| CN106002035A (en) * | 2016-05-27 | 2016-10-12 | 宁波方太厨具有限公司 | Clamp used for welding of smoke collecting hood |
| CN106041390A (en) * | 2016-05-27 | 2016-10-26 | 宁波方太厨具有限公司 | High-precision welding and bonding composite fixture structure |
| CN106271126A (en) * | 2016-08-31 | 2017-01-04 | 武汉法利莱切焊系统工程有限公司 | A kind of smoke collecting hood of kitchen ventilator fixture for laser welding |
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| SU1459879A1 (en) * | 1987-04-27 | 1989-02-23 | Институт Электросварки Им.Е.О.Патона | Line for manufacturing cylindrical containers |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112658482A (en) * | 2020-12-31 | 2021-04-16 | 湖南创研智能装备有限公司 | Locating device and welding equipment for laser welding of smoke collecting hood |
| CN112828519A (en) * | 2021-01-26 | 2021-05-25 | 广东华德涞机器人智能科技有限公司 | Welding fixture, welding equipment and welding method for exhaust fume collecting hood |
| CN115415235A (en) * | 2022-07-26 | 2022-12-02 | 沪东中华造船(集团)有限公司 | Treatment method for pre-adhesion of stainless steel sealing plate of film tank |
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Application publication date: 20200107 |