Ventilation opening product laser welding machine

Abstract

The utility model discloses a ventilation opening product laser welding machine which comprises at least one positioning jig mechanism and a laser welding mechanism arranged above the positioning jig mechanism. The positioning jig mechanism comprises a jig platform, an inner angle positioning module vertically penetrating through the jig platform, an outer angle positioning module arranged outside one end of the jig platform, a material pressing module and a material ejecting module, wherein the material pressing modules and the material ejecting modules are arranged outside the two opposite sides of the jig platform respectively. The jig platform is used for limiting two adjacent material strips to be welded; the inner angle positioning module is used for positioning an inner angle formed at the intersection of the ends of every two adjacent material strips, and the outer angle positioning module is used for positioning an outer angle formed at the intersection of the ends of every two adjacent material strips. The material pressing module is used for pressing the material strips on the jig platform; and the material jacking module is used for jacking the intersection of the end parts of the two adjacent material strips for joint closing. The full-automatic welding machine can achieve full-process automatic welding operation, does not depend on operation of professionals, and is high in welding quality and welding efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, in particular to a laser welding machine for vent products. Background Art

[0002] Ventilation products are indispensable for construction projects. Ventilation products are composed of multiple strips welded together. The ends of the strips are first processed into a 45° cut, and the cuts of the two strips are then welded together.

[0003] Due to the limitation of the project area, the vent industry has been relatively scattered, and no unified regional manufacturing products have been formed. All of them are produced at the nearest construction site. The existing technology generally uses traditional gas shielded welding and argon arc welding for manual welding, which leads to a high welding defect rate, low welding efficiency, and high professional level requirements for operators. Utility Model Content

[0004] The utility model aims to provide a laser welding machine for vent products, which can realize full-process automated welding operations, does not rely on professional personnel for operation, and has high welding quality and high welding efficiency.

[0005] In order to achieve the above purpose, the following technical solutions are adopted:

[0006] A laser welding machine for vent products comprises at least one positioning jig mechanism and a laser welding mechanism arranged above the positioning jig mechanism; the positioning jig mechanism comprises a jig platform, an inner corner positioning module arranged through the jig platform from top to bottom, an outer corner positioning module arranged outside one end of the jig platform, and a pressing module and a pushing module respectively arranged outside opposite sides of the jig platform; the jig platform is used to limit the positions of two adjacent material strips to be welded; the inner corner positioning module is used to position the inner corner formed at the intersection of the ends of two adjacent material strips, and the outer corner positioning module is used to position the outer corner formed at the intersection of the ends of two adjacent material strips; the pressing module is used to press the material strips onto the jig platform; and the pushing module is used to push the intersection of the ends of two adjacent material strips together.

[0007] Preferably, the fixture platform includes two fixed blocks that are closely and symmetrically arranged, and one end of the two fixed blocks forms a sharp angle structure at the intersection; the two fixed blocks are provided with a notch structure on the side close to each other, and the notch structures of the two fixed blocks are connected to form an inner corner positioning clearance hole; the inner corner positioning module is arranged up and down through the inner corner positioning clearance hole.

[0008] Preferably, the two fixing blocks are provided with limiting strips on the sides away from each other, so as to limit the material strips on the fixing blocks.

[0009] Preferably, the number of the positioning jig mechanisms is two, and the sharp-angle structures of the two positioning jig mechanisms are arranged close to each other; the laser welding mechanism can move and switch between the two positioning jig mechanisms to work.

[0010] Preferably, the inner corner positioning module comprises an inner corner positioning block and an inner corner positioning driving member drivingly connected to the inner corner positioning block; the top of one end of the inner corner positioning block is adapted to the inner corner formed by the intersection of the ends of the two material strips.

[0011] Preferably, the outer corner positioning module includes an outer corner positioning block and an outer corner positioning driving member driven by the outer corner positioning block; the outer corner positioning block is arranged outside the sharp corner structure, and the outer corner positioning block is provided with an outer corner positioning groove on a side wall facing the sharp corner structure.

[0012] Preferably, the pressing module includes a pressing block arranged above the jig platform, a pressing connecting plate connected to the pressing block, and a pressing driving member driven by the pressing connecting plate; the pressing connecting plate is arranged in a vertical direction, and a guide roller is provided on one side of the pressing connecting plate; the pressing driving member is used to drive the pressing connecting plate to drive the pressing block to be lifted and lowered via the guide roller.

[0013] Preferably, the ejection module includes an ejection rod arranged on the outside of the jig platform, a ejection connecting rod connected to the ejection rod, and a ejection driving member driven by the ejection connecting rod; the ejection driving member is used to drive the ejection connecting rod to drive the ejection rod to push tightly from the side of the material strip so that the intersection of the ends of the two material strips is joined.

[0014] Preferably, the laser welding mechanism includes a laser welding head, and an X-axis driving module, a Y-axis driving module, and a Z-axis driving module for driving the laser welding head to move.

[0015] Preferably, the positioning fixture mechanism further includes a support rod disposed on two relatively outer sides of the fixture platform; the first end of the support rod is installed close to the fixture platform, and the second end of the support rod is extended outward.

[0016] By adopting the above scheme, the beneficial effects of the utility model are:

[0017] The utility model can realize fully automated welding operation by setting a positioning fixture mechanism and a laser welding mechanism, does not rely on professional operation, and has high welding quality and efficiency. At the same time, by setting an inner corner positioning module, an outer corner positioning module, and a material pushing module, after completing the inner and outer corner positioning of two adjacent material strips, the intersection of the ends of the two material strips can be pushed together by the material pushing module to further improve the quality and efficiency of welding. In the preferred embodiment, by setting two positioning fixture mechanisms and sharing a laser welding mechanism, a double-station structure can be used to realize welding and material positioning, thereby improving production efficiency and reducing the purchase cost of the machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional diagram of the utility model;

[0019] Figure 2 It is a three-dimensional diagram of the double-station positioning fixture mechanism of the utility model;

[0020] Figure 3 It is a three-dimensional diagram of the positioning fixture mechanism of the utility model;

[0021] Figure 4 It is a three-dimensional diagram of the fixture platform, inner corner positioning module, outer corner positioning module, and ejection module of the utility model;

[0022] Figure 5 It is a three-dimensional diagram of the pressing module of the utility model;

[0023] Figure 6 It is a three-dimensional diagram of the laser welding mechanism of the utility model;

[0024] The accompanying drawings illustrate:

[0025] 1—Laser welding mechanism, 2—Jig platform,

[0026] 3—Inner corner positioning module, 4—Outer corner positioning module,

[0027] 5—pressing module, 6—pushing module,

[0028] 7—Support rod, 8—Vent product,

[0029] 11—Laser welding head, 12—X-axis drive module,

[0030] 13—Y-axis drive module, 14—Z-axis drive module,

[0031] 21—fixed block, 22—limiting bar,

[0032] 41—external angle positioning block, 42—external angle positioning drive member,

[0033] 51—pressing block, 52—pressing connecting plate,

[0034] 53—pressing drive member, 54—guide roller,

[0035] 55—adjusting plate, 61—elevating rod,

[0036] 62—top material connecting rod, 63—top material driving member. DETAILED DESCRIPTION

[0037] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0038] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0039] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0040] The vent product laser welding machine provided by the utility model is mainly used for laser welding of indoor vent products 8. Before the material strip is loaded and welded, the material strip has been bent and formed, and the two ends of the material strip are processed into 45° cuts. The machine has strong compatibility and can weld vent products with a length of 300mm-1200mm and a thickness of 0.5mm-5mm.

[0041] Reference Figures 1 to 6 As shown, the utility model provides a laser welding machine for vent products, comprising at least one positioning jig mechanism and a laser welding mechanism 1 arranged above the positioning jig mechanism; the positioning jig mechanism comprises a jig platform 2, an inner corner positioning module 3 arranged through the jig platform up and down, an outer corner positioning module 4 arranged outside one end of the jig platform 2, and a pressing module 5 and a pushing module 6 each arranged outside the opposite sides of the jig platform 2; the jig platform 2 is used to limit the position of two adjacent material strips to be welded; the inner corner positioning module 3 is used to position the inner corner formed at the intersection of the ends of two adjacent material strips, and the outer corner positioning module 4 is used to position the outer corner formed at the intersection of the ends of two adjacent material strips; the pressing module 5 is used to press the material strips onto the jig platform 2; the pushing module 6 is used to push the intersection of the ends of two adjacent material strips together.

[0042] The fixture platform 2 includes two adjacent and symmetrically arranged fixed blocks 21, and one end of the two fixed blocks 21 forms a sharp angle structure at the intersection; the two fixed blocks 21 are provided with a notch structure on the side close to each other, and the notch structures of the two fixed blocks 21 are connected to form an inner corner positioning hole; the inner corner positioning module 3 is arranged through the inner corner positioning hole up and down. In addition, the two fixed blocks 21 are installed with a limit strip 22 on the side away from each other, which is used to limit the material strip on the fixed block 21.

[0043] The inner corner positioning module 3 includes an inner corner positioning block and an inner corner positioning driving member connected to the inner corner positioning block; specifically, the inner corner positioning driving member is a cylinder. The top of one end of the inner corner positioning block is adapted to the inner corner formed at the intersection of the two ends of the material strips. When the inner corner positioning driving member drives the inner corner positioning block, the inner corner positioning block can move up and down in the inner corner positioning yield hole.

[0044] The number of the positioning jig mechanisms is two, and the sharp-angle structures of the two positioning jig mechanisms are arranged close to each other; the laser welding mechanism 1 can be moved and switched between the two positioning jig mechanisms.

[0045] The outer corner positioning module 4 includes an outer corner positioning block 41 and an outer corner positioning driving member 42 drivingly connected to the outer corner positioning block 41; specifically, the outer corner positioning driving member 42 is a cylinder. The outer corner positioning block 41 is arranged outside the sharp corner structure, and the outer corner positioning block 41 has an outer corner positioning groove on a side wall facing the sharp corner structure.

[0046] The pressing module 5 includes a pressing block 51 disposed above the fixture platform 2, a pressing connecting plate 52 connected to the pressing block 51, and a pressing driving member 53 connected to the pressing connecting plate 52; specifically, the pressing driving member 53 is a cylinder. The pressing connecting plate 52 is arranged in the vertical direction, and a guide roller 54 is provided on one side of the pressing connecting plate 52; the pressing driving member 53 is used to drive the pressing connecting plate 52 to drive the pressing block 51 to be guided and lifted by the guide roller 54. The guide roller 54 is provided to support the pressing connecting plate 52, so as to ensure that the pressing connecting plate 52 is vertical when being lifted.

[0047] In addition, an adjustment plate 55 is provided on the top end surface of the pressing connecting plate 52, and a plurality of parallel first waist-shaped holes are opened on the adjustment plate 55. The first end of the pressing block 51 is installed through the first waist-shaped hole, and the second end of the pressing block 51 is used to contact with the top end surface of the material strip. By adjusting the position of the first end of the pressing block 51 on the adjustment plate 55, the contact position of the second end of the pressing block 51 with the material strip can be adjusted, so that it can be suitable for welding positioning of vent products 8 of more sizes, thereby enhancing versatility.

[0048] The ejection module 6 includes an ejection rod 61 disposed outside the fixture platform 2, an ejection connecting rod 62 connected to the ejection rod 61, and an ejection driving member 63 drivingly connected to the ejection connecting rod 62; specifically, the ejection driving member 63 is a cylinder. The ejection driving member 63 is used to drive the ejection connecting rod 62 to drive the ejection rod 61 to push tight from the side of the material strip, so that the intersection of the ends of the two material strips is closed.

[0049] In a specific embodiment, the first end of the lifting rod 61 is detachably connected to the lifting connecting rod 62, and the second end of the lifting rod 61 is used to contact the outer wall of the material strip, and a second waist-shaped hole is opened at the first end of the lifting rod 61. The relative position of the lifting rod 61 and the lifting connecting rod 62 can be adjusted through the second waist-shaped hole, and then the contact position of the second end of the lifting rod 61 with the material strip can be adjusted, so that it can be applicable to vent products 8 of more sizes, thereby enhancing versatility.

[0050] Furthermore, the second end of the ejector rod 61 is configured as an L-shaped structure, wherein the L-shaped vertical end is arranged along the length direction of the second waist-shaped hole, and the end surface of the L-shaped horizontal end is in direct contact with the material strip.

[0051] The laser welding mechanism 1 includes a laser welding head 11, and an X-axis driving module 12, a Y-axis driving module 13, and a Z-axis driving module 14 for driving the laser welding head 11. Specifically, the X-axis driving module 12, the Y-axis driving module 13, and the Z-axis driving module 14 all include a motor, a screw, and the like.

[0052] The laser welding machine for vent products provided by the utility model also includes a first frame, a second frame, and a wire feeder. The first frame and the second frame are arranged adjacent to each other, a positioning fixture mechanism is installed on the first frame, and the laser welding mechanism 1 is installed on the second frame so that the laser welding head 11 is located above the positioning fixture mechanism; the wire feeder is used to feed wire for welding.

[0053] In addition, in order to facilitate the support of the larger vent product 8, the positioning jig mechanism also includes a support rod 7 arranged on the two relatively outer sides of the jig platform 2; the first end of the support rod 7 is installed close to the jig platform 2, and the second end of the support rod 7 is extended outward, and the support rod 7 is used to prevent the material strip from shaking and causing instability in the welding process.

[0054] The action flow of the utility model is as follows:

[0055] 1) Load the two material strips to be welded onto the fixture platform 2;

[0056] 2) The inner corner positioning module 3 is activated, and the inner corner positioning drive member drives the inner corner positioning block to rise, so that the inner corner positioning block presses against the inner corner formed at the intersection of the two material strip ends, completing the inner corner positioning;

[0057] 3) The outer corner positioning module 4 is activated, and the outer corner positioning driving member 42 drives the outer corner positioning block 41 to move toward the sharp angle structure, so that the outer corner positioning groove of the outer corner positioning block 41 is stuck on the outer side of the outer corner formed at the intersection of the two material strip ends, thereby completing the outer corner positioning;

[0058] 4) The pressing module 5 is activated, and the pressing drive member 53 drives the pressing block 51 to press the material strip from the top;

[0059] 5) The material ejection module 6 is activated, and the material ejection driving member 63 drives the material ejection rod 61 to push the material strip from the side, so that the ends of the two material strips meet at the seam;

[0060] 6) The laser welding mechanism 1 is in motion. Driven by the X-axis driving module 12, the Y-axis driving module 13, and the Z-axis driving module 14, the laser welding head 11 completes the welding action;

[0061] 7) After welding is completed, the X-axis drive module 12, the Y-axis drive module 13, and the Z-axis drive module 14 drive the laser welding head 11 to reset, and the ejection module 6, the pressing module 5, the outer corner positioning module 4, and the inner corner positioning module 3 are reset and released, and the welded product is taken away from the outside.

[0062] The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model. Obviously, the above embodiments of the present utility model are only examples for clearly illustrating the present utility model, and are not limitations on the implementation methods of the present utility model. For ordinary technicians in the relevant field, various obvious changes, readjustments and substitutions can be made without departing from the protection scope of the present utility model. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the protection scope of the claims of the present utility model.

Claims

1. A laser welding machine for vent products, characterized in that: It comprises at least one positioning jig mechanism and a laser welding mechanism arranged above the positioning jig mechanism; the positioning jig mechanism comprises a jig platform, an inner corner positioning module arranged through the jig platform from top to bottom, an outer corner positioning module arranged outside one end of the jig platform, and a pressing module and a pushing module respectively arranged outside the opposite sides of the jig platform; the jig platform is used to limit the positions of two adjacent material strips to be welded; the inner corner positioning module is used to position the inner corner formed at the intersection of the ends of two adjacent material strips, and the outer corner positioning module is used to position the outer corner formed at the intersection of the ends of two adjacent material strips; the pressing module is used to press the material strips onto the jig platform; the pushing module is used to push the intersection of the ends of two adjacent material strips together.

2. The laser welding machine for vent products according to claim 1, characterized in that: The fixture platform includes two fixed blocks that are closely and symmetrically arranged, and one end of the two fixed blocks forms a sharp angle structure at the intersection; the two fixed blocks are each provided with a notch structure on one side close to each other, and the notch structures of the two fixed blocks are connected to form an inner corner positioning clearance hole; the inner corner positioning module is arranged up and down through the inner corner positioning clearance hole.

3. The laser welding machine for vent products according to claim 2, characterized in that: The two fixing blocks are provided with limiting strips on the sides away from each other, so as to limit the material strips to be positioned on the fixing blocks.

4. The laser welding machine for vent products according to claim 2, characterized in that: The number of the positioning fixture mechanisms is two, and the sharp-angle structures of the two positioning fixture mechanisms are arranged close to each other; the laser welding mechanism can be moved and switched between the two positioning fixture mechanisms.

5. The laser welding machine for vent products according to claim 1, characterized in that: The inner corner positioning module comprises an inner corner positioning block and an inner corner positioning driving member drivingly connected to the inner corner positioning block; the top of one end of the inner corner positioning block is adapted to the inner corner formed by the intersection of the ends of two material strips.

6. The laser welding machine for vent products according to claim 2, characterized in that: The outer corner positioning module comprises an outer corner positioning block and an outer corner positioning driving member drivingly connected to the outer corner positioning block; the outer corner positioning block is arranged outside the sharp corner structure, and an outer corner positioning groove is opened on a side wall of the outer corner positioning block facing the sharp corner structure.

7. The laser welding machine for vent products according to claim 1, characterized in that: The pressing module includes a pressing block arranged above the jig platform, a pressing connecting plate connected to the pressing block, and a pressing driving member driven and connected to the pressing connecting plate; the pressing connecting plate is arranged in a vertical direction, and a guide roller is provided on one side of the pressing connecting plate; the pressing driving member is used to drive the pressing connecting plate to drive the pressing block to be guided up and down via the guide roller.

8. The laser welding machine for vent products according to claim 1, characterized in that: The ejection module includes an ejection rod arranged on the outside of the fixture platform, a ejection connecting rod connected to the ejection rod, and an ejection driving member drivingly connected to the ejection connecting rod; the ejection driving member is used to drive the ejection connecting rod to drive the ejection rod to push tightly from the side of the material strip so that the intersection of the ends of the two material strips is joined.

9. The laser welding machine for vent products according to claim 1, characterized in that: The laser welding mechanism comprises a laser welding head, and an X-axis driving module, a Y-axis driving module, and a Z-axis driving module for driving the laser welding head to move.

10. The laser welding machine for vent products according to claim 1, characterized in that: The positioning fixture mechanism also includes a support rod disposed on two relatively outer sides of the fixture platform; the first end of the support rod is installed close to the fixture platform, and the second end of the support rod is extended outward.

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