CN214212069U - Folding mechanism and multipoint type welding seam machine - Google Patents

Abstract

The embodiment of the utility model provides a relate to welding equipment technical field, disclose a folding mechanism and multipoint mode welding seam machine. The utility model comprises two first forming devices, wherein each first forming device comprises a first forming part and a first telescopic rod, the first forming part comprises a connecting plate and two butt plates, and the edges of the two butt plates close to each other are provided with guide cambered surfaces; and the second forming device comprises a second forming part and a second telescopic rod, and a forming arc surface is arranged on the surface of the second forming part, which deviates from the second telescopic rod. The embodiment of the utility model provides a folding mechanism and multipoint mode welding seam machine can solve when curling into cylindric with wire mesh, and the butt joint effect is not good easily appears in the butt joint department at wire mesh both ends to the relatively poor problem of welding effect appears.

Description

Folding mechanism and multipoint type welding seam machine

Technical Field

The embodiment of the utility model provides a relate to welding equipment technical field, in particular to folding mechanism and multipoint mode welding seam machine.

Background

The cylindrical screen is made of metal wire mesh and has the functions of filtering molten material flow and increasing material flow resistance, so as to filter out mechanical impurities and improve mixing or plasticizing effect. It has the performances of acid resistance, alkali resistance, temperature resistance, wear resistance, etc., and is mainly used for air conditioners, purifiers, smoke exhaust ventilators, air filters, dehumidifiers, dust removers, etc., and is suitable for various filtering, dust removal and separation requirements. In the process of processing the cylindrical filter screen, the metal wire mesh needs to be curled into a cylinder shape, and then two ends of the metal wire mesh are welded to manufacture the cylindrical filter screen. At present, a metal wire mesh is wrapped on the surface of a metal rod and pressure is applied to the metal wire mesh so that the metal wire mesh and the surface of the metal rod are attached to form a cylinder shape, and folding processing is finished.

The inventor finds that the following problems exist in the practical operation: when curling the metal wire mesh into a cylindrical shape, the butt joint parts at the two ends of the metal wire mesh are easy to have poor butt joint effect, so that the problem of poor welding effect is caused.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model is to provide a folding mechanism and multipoint mode welding seam machine for when can solving curls into cylindric with wire mesh, the butt joint department at wire mesh both ends appears the butt joint effect not good easily, thereby appears welding the relatively poor problem of effect.

In order to solve the above technical problem, an embodiment of the present invention provides a folding mechanism, including first forming devices, the first forming devices have two, each first forming device includes a first forming portion and a first telescopic rod, the first forming portion includes a connecting plate and a butt plate, the connecting plate is connected to the first telescopic rod, the butt plate is connected to the connecting plate, the connecting plate is perpendicular to a stretching direction of the first telescopic rod, the butt plate is perpendicular to the connecting plate, the two first forming devices are arranged oppositely, so that the two first telescopic rods respectively drive the two first forming portions to move towards a direction approaching to or departing from each other, and edges that the two butt plates approach to each other are both provided with a guiding arc surface; the second forming device comprises a second forming portion and a second telescopic rod, the second forming portion is connected with the second telescopic rod, a forming arc surface is arranged on the surface, deviating from the second telescopic rod, of the second forming portion, the forming arc surface is arranged towards the first forming device, the stretching direction of the second telescopic rod is perpendicular to the stretching direction of the first telescopic rod, and the second telescopic rod is located between the two first forming devices.

In addition, the device also comprises a placing plate, wherein the placing plate is provided with a first telescopic hole, the placing plate is arranged between the first forming device and the second forming device and is perpendicular to the telescopic direction of the second telescopic rod, so that the second telescopic rod drives the second forming part to extend out of the first telescopic hole. Place the board through setting up for wire mesh can place in earlier and place the board, begins again to process, improves the stability in the wire mesh course of working.

In addition, the surface of placing the board and being close to first forming device is equipped with places the strip, places the strip and be a plurality of, and a plurality of strips of placing are equallyd divide and are respectively along the edge setting of shrinkage pool. Through setting up a plurality of strips of placing for wire net places the back on placing the board, by placing the strip and erect wire net, the second forming part of being convenient for holds up wire net and curls.

In addition, still include first support frame, first support frame is used for supporting second forming device, first support frame includes support diaphragm and a plurality of support riser, the support diaphragm is on a parallel with places the board setting and is located and places the one side that the board deviates from first forming device, support diaphragm center department is equipped with the flexible hole of second, the second telescopic link passes the flexible hole setting of second, a plurality of support risers all perpendicular to support the diaphragm and are close to the surface setting of placing the board, and a plurality of support risers all with place the board butt, place the board in order to support. The first support frame is arranged to support the second forming device, and the stability of the second forming device is improved.

In addition, the guide arcs are arranged between the surface of the abutment plate close to the second forming means and the surface facing the other abutment plate. Through set up the direction cambered surface between the surface that is close to the second forming device at the butt plate and the surface towards another butt plate for wire mesh is along direction cambered surface extrusion, makes the butt joint of wire mesh department neat.

In addition, a molding inclined surface is arranged between the surface of each abutting plate facing to the other abutting plate and the surface of each abutting plate facing away from the second molding device. Through set up the shaping inclined plane between every butt plate towards the surface of another butt plate and the surface that deviates from the second forming device for the butt plate promotes the part of extrusion wire mesh thinner, can fully promote the extrusion wire mesh shaping, thereby can not lead to hindering the wire mesh shaping owing to the butt plate is too thick.

In addition, the second forming device further comprises two second supporting frames, the two second supporting frames are arranged at two ends of the supporting transverse plate respectively, and the second supporting frames are connected with the first telescopic rods so as to support the first forming device. Through setting up the second support frame in order to support first forming device, improve first forming device's stability.

The utility model discloses an embodiment still provides a multipoint mode welding seam machine, including foretell folding mechanism.

The utility model discloses embodiment is for prior art, when curling to wire mesh, promote wire mesh and the extrusion of metal pole by second forming device earlier, form into the die cavity between the shaping cambered surface in the second shaping portion and the metal pole, wire mesh is tentatively extruded to cylindric in the shaping intracavity, later extrude wire mesh butt joint by the first forming device of both sides, wire mesh is extruded to laminating completely with the metal pole along the direction cambered surface to make wire mesh butt joint have good radian and butt joint degree. The butt joint quality of the bent metal wire mesh is improved, the subsequent welding processing is facilitated, and the product quality after welding forming is improved.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

Fig. 1 is a schematic structural view of a folding mechanism according to a first embodiment of the present invention;

fig. 2 is a schematic front view of a folding mechanism according to a first embodiment of the present invention;

fig. 3 is a schematic front view of a folding mechanism according to a first embodiment of the present invention;

fig. 4 is a schematic structural view of a multipoint welding machine according to a first embodiment of the present invention;

fig. 5 is a schematic structural view of a multipoint welding machine according to a first embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments. The following embodiments are divided for convenience of description, and should not constitute any limitation to the specific implementation manner of the present invention, and the embodiments may be mutually incorporated and referred to without contradiction.

A first embodiment of the present invention relates to a folding mechanism, which includes a first molding device 100 and a second molding device 200, as shown in fig. 1 to 3. The number of the first forming devices 100 is two, each first forming device 100 includes a first forming portion 110 and a first telescopic rod 120, the first forming portion 110 includes a connecting plate 111 and a butt plate 112, the connecting plate 111 is connected with the first telescopic rod 120, the butt plate 112 is connected with the connecting plate 111, the connecting plate 111 is perpendicular to the telescopic direction of the first telescopic rod 120, the butt plate 112 is perpendicular to the connecting plate 111, the two first forming devices 100 are arranged oppositely, so that the two first telescopic rods 120 respectively drive the two first forming portions 110 to move towards the direction close to or away from each other, and the edges close to the two butt plates 112 are provided with guide arc surfaces 113. The second molding device 200 includes a second molding portion 210 and a second telescopic rod 220, the second molding portion 210 is connected to the second telescopic rod 220, a molding arc surface 211 is disposed on a surface of the second molding portion 210 facing away from the second telescopic rod 220, the molding arc surface 211 is disposed toward the first molding device 100, a stretching direction of the second telescopic rod 220 is perpendicular to a stretching direction of the first telescopic rod 120, and the second telescopic rod 220 is located between the two first molding devices 100.

In this embodiment, when the metal wire mesh a is curled, the second forming device 200 pushes the metal wire mesh a to be extruded with the forming rod 300, a forming cavity is formed between the forming arc 211 on the second forming portion 210 and the forming rod 300, the metal wire mesh a is preliminarily extruded into a cylindrical shape in the forming cavity, then the first forming devices 100 on both sides extrude the butt joint of the metal wire mesh a, and the metal wire mesh a is extruded along the guiding arc 113 to be completely attached to the forming rod 300, so that the butt joint of the metal wire mesh a has a good radian and a good butt joint degree. The butt joint quality of the bent metal wire mesh A is improved, the subsequent welding processing is facilitated, and the product quality after welding forming is improved.

The folding mechanism further comprises a placing plate 230, the placing plate 230 is provided with a first telescopic hole 231, and the placing plate 231 is arranged between the first forming device 100 and the second forming device 200 and is perpendicular to the telescopic direction of the second telescopic rod 220, so that the second telescopic rod 220 drives the second forming portion 210 to extend out of the first telescopic hole 231. By arranging the placing plate 230, the wire mesh a can be placed on the placing plate 230 first, and then processing is started, so that the stability of the wire mesh a in the processing process is improved.

The placing plate 230 is provided with a plurality of placing strips 234 on the surface close to the first molding device 100, and the plurality of placing strips 234 are respectively arranged along the edge of the first telescopic hole 231. By providing the plurality of placing bars 234, the wire a is set up by the placing bars 234 after the wire a is placed on the placing plate 230, and the second forming portion 210 is facilitated to lift up the wire a for curling.

The folding mechanism further comprises a first supporting frame 240, the first supporting frame 240 is used for supporting the second forming device 200, the first supporting frame 240 comprises a supporting transverse plate 241 and a plurality of supporting vertical plates 242, the supporting transverse plate 241 is arranged in parallel with the placing plate 230 and located on one side, away from the first forming device 100, of the placing plate 230, a second telescopic hole 243 is formed in the center of the supporting transverse plate 241, the second telescopic rod 220 penetrates through the second telescopic hole 243, the supporting vertical plates 243 are all arranged perpendicular to the surface, close to the placing plate 230, of the supporting transverse plate 241, and the supporting vertical plates 242 are abutted to the placing plate 230 so as to support the placing plate 230. By providing the first support frame 240 to support the second molding device 200, the stability of the second molding device 200 is improved.

The guide arc 113 is provided between the surface of the abutment plate 112 close to the second molding device 200 and the surface facing the other abutment plate 112. By providing the guiding arcs 113 between the surface of the abutment plate 112 close to the second forming device 200 and the surface facing the other abutment plate 112, the wire a is extruded along the guiding arcs 113, so that the joints of the wire a are aligned.

A molding slope 114 is provided between the surface of each abutting plate 112 facing the other abutting plate 112 and the surface facing away from the second molding device 200. By providing the molding slopes 114 between the surface of each abutting plate 112 facing the other abutting plate 112 and the surface facing away from the second molding device 200, so that the portion of the abutting plate 112 pushing the extrusion wire a is thin, the extrusion wire a can be pushed sufficiently for molding without causing an obstruction to the wire molding due to the excessive thickness of the abutting plate 112.

The folding mechanism further includes two second supporting frames 250, the two second supporting frames 250 are respectively disposed at two ends of the supporting transverse plate 241, and the second supporting frames 250 are connected to the first telescopic rod 120 to support the first molding device 100. By providing the second support frame 250 to support the first molding device 100, the stability of the first molding device 100 is improved.

The utility model discloses an embodiment still provides a multipoint mode welding seam machine, including foretell folding mechanism.

As shown in fig. 4 to 5, when the metal wire mesh is processed, the metal wire mesh a is placed on the placing plate 230, the second telescopic rod 220 drives the second forming portion 210 to extend out of the first telescopic hole 231, the surface of the extended second forming portion 210 with the forming arc surface 211 supports the metal wire mesh a, and drives the metal wire mesh a to move upwards continuously until the metal wire mesh a abuts against the forming rod 300, and then the second forming portion 210 drives the metal wire mesh a to move upwards continuously, the forming arc surface 211 on the surface of the second forming portion 210 and the metal wire mesh a between the forming rod 300 are extruded, and the forming arc surface 211 is matched with the forming rod 300, so that the metal wire mesh a is wrapped on the lower half portion of the forming rod 300. Then, the first telescopic rods 120 on the left and right sides drive the first forming portions 110 to move toward the direction of approaching each other, the tips of the abutting plates 112 push the edges of the two ends of the wire mesh a to approach each other until the edges of the two ends of the wire mesh a are completely abutted, the two abutting plates 112 are finally abutted, the guiding arc surfaces 113 arranged on the edges of the two abutting plates 112 approaching each other and the forming arc surfaces 211 form a complete cylinder cavity, the cylinder cavity is sleeved on the surface of the forming rod 300, and the wire mesh a is located in the cylinder cavity, so that the wire mesh a is completely attached to the surface of the forming rod 300, and the bending process of the wire mesh a is completed.

Then, the feeding rod 610 drives the multi-point welding head 620 to fall down, the multi-point welding head 620 completes welding at the butt joint of the two ends of the wire mesh a, and the pushing rod 520 drives the pushing sheet 510 to move from one end of the forming rod 300 to the other end, and the guiding disc 400 connected with the pushing sheet 510 and sleeved on the forming rod 300 slides along the surface of the forming rod 300. When the plurality of leading-out pieces 411 contact the edge of the wire mesh a, the wire mesh a is driven to move towards one end of the forming rod 300 together until falling off, and leading-out and separation of the wire mesh a are completed.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.

It will be understood by those skilled in the art that the foregoing embodiments are specific examples of the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in its practical application.

Claims (8)

1. A folding mechanism, comprising:

the first forming device comprises two first forming devices, each first forming device comprises a first forming part and a first telescopic rod, each first forming part comprises a connecting plate and a butting plate, each connecting plate is connected with the corresponding first telescopic rod, each butting plate is connected with the corresponding connecting plate, the connecting plates are perpendicular to the telescopic direction of the corresponding first telescopic rod, each butting plate is perpendicular to the corresponding connecting plate, the two first forming devices are arranged oppositely, so that the two first telescopic rods respectively drive the two first forming parts to move towards the direction close to or away from each other, and the edges, close to the two butting plates, of the two first forming devices are provided with guide arc surfaces;

the second forming device comprises a second forming portion and a second telescopic rod, the second forming portion is connected with the second telescopic rod, the second forming portion deviates from the surface of the second telescopic rod is provided with a forming arc surface, the forming arc surface faces the first forming device, the telescopic direction of the second telescopic rod is perpendicular to the telescopic direction of the first telescopic rod, and the second telescopic rod is located between the first forming device.

2. The folding mechanism according to claim 1, further comprising a placing plate, wherein the placing plate is provided with a first retractable hole, and the placing plate is disposed between the first forming device and the second forming device and perpendicular to the retractable direction of the second retractable rod, so that the second retractable rod drives the second forming portion to extend out of the first retractable hole.

3. The folding mechanism according to claim 2, wherein a plurality of placing strips are provided on a surface of the placing plate close to the first forming device, and the placing strips are respectively provided along an edge of the first telescopic hole.

4. The folding mechanism according to claim 3, further comprising a first support frame, wherein the first support frame is used for supporting the second forming device, the first support frame comprises a support transverse plate and a plurality of support vertical plates, the support transverse plate is parallel to the placing plate and is located on one side of the placing plate, which is far away from the first forming device, a second telescopic hole is formed in the center of the support transverse plate, the second telescopic rod penetrates through the second telescopic hole, the support vertical plates are perpendicular to the surfaces, close to the placing plate, of the support transverse plate, and the support vertical plates are abutted to the placing plate so as to support the placing plate.

5. The folding mechanism of claim 4 wherein said guide arcs are disposed between a surface of said abutment plate adjacent said second forming means and a surface facing the other of said abutment plates.

6. The folding mechanism of claim 5 wherein a contoured ramp is provided between a surface of each of said abutment plates facing toward the other of said abutment plates and a surface facing away from said second forming means.

7. The folding mechanism of claim 6, further comprising two second support frames, wherein the two second support frames are respectively disposed at two ends of the supporting transverse plate, and the second support frames are connected to the first telescopic rod to support the first forming device.

8. A multipoint welding machine comprising a folding mechanism according to any of claims 1-7.

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