CN220497394U - Bending machine for sheet metal part machining - Google Patents

Abstract

The utility model relates to the field of sheet metal machining and discloses a bending machine for sheet metal part machining, which comprises an operation table, wherein the top of the operation table is connected with a portal frame in a sliding manner, one side of the portal frame is provided with a cutting die assembly for bending sheet metal parts, the cutting die assembly comprises a cutting die frame arranged on one side below the portal frame and an upper cutting die arranged on one side of the cutting die frame, and the top of the portal frame is provided with a cooling assembly. The cooling assembly comprises an air compressor and a gas refrigerator which are arranged in the middle of the top of the portal frame, an outlet of the air compressor is communicated with an inlet of the gas refrigerator, a multi-way pipe is arranged at an outlet of the gas refrigerator, and a plurality of pipe orifices of the multi-way pipe are connected with a shunt pipe through a guide pipe. According to the utility model, the rapid cooling effect can be realized through the low-temperature air flow sprayed out of the cooling component, so that the safe operation is ensured, and the situation that the follow-up workers take the sheet metal part and are accidentally scalded is avoided.

Description

Bending machine for sheet metal part machining

Technical Field

The utility model relates to the field of sheet metal machining, in particular to a bending machine for sheet metal part machining.

Background

The sheet metal bending processing, namely bending and forming of the metal plate on the plate bending machine, is to place the workpiece to be formed on the plate bending machine, lift the brake shoe by using the lifting lever, slide the workpiece to a proper position, then lower the brake shoe to a stable position on the workpiece to be formed, and then realize the bending and forming of the metal plate by the force application of shearing force.

Chinese patent CN213591457U discloses a bending machine for sheet metal part processing, comprising a bending hydraulic box, a hydraulic cylinder, a controller, a bending tool, a base box, a placing plate and a bending tool plate; the base box is a square box body formed by welding square pipes and 3-millimeter iron plates in a surrounding mode; the placing plate is fixedly arranged at the upper ends of the two electric sliding blocks by bolts; the bending cutter plate is fixedly arranged at the central position of the upper end face of the base box; the bending hydraulic box body is welded on the front surface of the supporting plate; the four hydraulic cylinders are arranged, the upper ends of the four hydraulic cylinders are fixedly arranged at the upper end of the bearing plate, and the lower ends of the four hydraulic cylinders are arranged in the connecting sleeve through the through hole grooves; the controller is fixedly arranged on the right side face of the bending hydraulic box body.

The current sheet metal bending machine, at the in-process of bending the sheet metal component that punches, probably need punch many times and bend, and at the in-process of bending many times is carried out to the sheet metal component, because the sheet metal component that bends can increase and give off with heat energy to can produce the heat, when the staff takes the sheet metal component, there is the risk of scalding the staff, and then can reduce the technical problem of the security that the staff worked.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a bending machine for sheet metal part processing.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a bending machine is used in sheet metal component processing, includes the operation panel, operation panel sliding connection has the portal frame, one side of portal frame is provided with the cutting die subassembly that is used for bending the sheet metal component, the cutting die subassembly including set up in the cutting die frame of portal frame below and install the last cutting die of cutting die frame, the portal frame is provided with cooling subassembly, cooling subassembly is including installing air compressor machine and the gas refrigerator of portal frame, the export of air compressor machine is linked together with the entry of gas refrigerator, the multi-way pipe is installed to the export of gas refrigerator, a plurality of mouth of pipes of multi-way pipe all have the shunt tubes through the pipe connection, a plurality of goosenecks are evenly installed to the bottom of shunt tube, the suction attachment is all installed at the both ends of shunt tube, the suction attachment includes magnet sucking disc or vacuum chuck, the suction attachment is used for adsorbing the one side that the cutting die frame kept away from of going up the cutting die; or the adsorption piece is used for adsorbing one side of the upper cutter die, which is far away from the cutter die frame.

In an embodiment, the two sides of the top of the operating platform are both provided with a feeding guide rail.

In an embodiment, the cutting die assembly further comprises a plurality of first hydraulic cylinders, the cylinders of the first hydraulic cylinders are sequentially arranged and mounted on the portal frame, the cutting die frame is mounted at the telescopic end of the first hydraulic cylinders, a plurality of connecting blocks are uniformly bolted to the other side of the cutting die frame, and the bottoms of the connecting blocks are correspondingly connected with the upper cutting die and the cutting die frame through bolts respectively.

In an embodiment, the cutting die assembly further comprises a lower cutting die mounted on the operation table, and the lower cutting die is arranged opposite to the upper cutting die.

In an embodiment, the portal frame sets up the fixed subassembly that is used for fixed sheet metal component, fixed subassembly all includes the pole frame, pole frame one end install in the portal frame, the other end of pole frame all rotates to be connected with the lever, the one end rotation of lever is connected with the second pneumatic cylinder, the other end rotation of lever is connected with the brake shoe.

In an embodiment, the cylinder body of the second hydraulic cylinder is rotatably connected to the gantry.

In an embodiment, the portal frame is provided with a third hydraulic cylinder, and telescopic ends of the third hydraulic cylinder are provided with bases.

The utility model has the following beneficial effects:

in the utility model, as part of applied mechanical energy is converted into the internal energy of the sheet metal part during bending operation and is expressed by heat energy at the bending position, the rapid cooling effect can be realized through low-temperature air with guidance by spraying out of the cooling component in order to avoid the condition that the sheet metal part is accidentally scalded during the subsequent taking of the sheet metal part by workers, and the safe operation is ensured.

In the utility model, the gooseneck can be bent and shaped in any shape, so that the nozzle can be purposefully bent and deflected to a designated position according to the actual cooling and heat dissipation use requirement, thereby improving the cooling and heat dissipation efficiency.

Drawings

Fig. 1 is a schematic perspective view of a bending machine for sheet metal part processing according to the present utility model;

FIG. 2 is another schematic view of the structure of FIG. 1;

fig. 3 is a schematic diagram of an operation table of the bending machine for sheet metal part processing;

fig. 4 is a schematic diagram of structural arrangement on a portal frame of the bending machine for sheet metal part processing;

fig. 5 is a schematic diagram of the adsorption state of the shunt tube according to the embodiment of the present utility model;

fig. 6 is another schematic view of the structure of fig. 5.

Legend description:

1. an operation table; 2. a feeding guide rail; 3. a lower cutting die; 4. a portal frame; 5. a first hydraulic cylinder; 6. a knife mold frame; 7. an upper cutting die; 8. a connecting block; 9. an air compressor; 10. a gas refrigerator; 11. a multi-way pipe; 12. a shunt; 13. an absorbing member; 14. a gooseneck; 15. a second hydraulic cylinder; 16. a lever; 17. a pole frame; 18. brake shoes; 19. a third hydraulic cylinder; 20. and (5) a base.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, one embodiment provided by the present utility model is: the bending machine for sheet metal part machining comprises an operation table 1, wherein two sides of the top of the operation table 1 are provided with a feeding guide rail 2, and the top of the operation table 1 is slidably connected with a portal frame 4. One side of the portal frame 4 is provided with a knife mold assembly for bending sheet metal parts, and the knife mold assembly comprises a knife mold frame 6 arranged on one side below the portal frame 4 and an upper knife mold 7 arranged on one side of the knife mold frame 6. The cutting die assembly further comprises a lower cutting die 3 arranged on one side of the top of the operating platform 1, and the sheet metal part can be bent to a required angle by matching the upper cutting die 7 with the lower cutting die 3.

The top of portal frame 4 is provided with cooling subassembly, and cooling subassembly is including installing air compressor machine 9 and the gas refrigerator 10 in the middle of portal frame 4 top, and the export of air compressor machine 9 is linked together with the entry of gas refrigerator 10. The outlet of the gas refrigerator 10 is provided with a multi-way pipe 11, a plurality of pipe orifices of the multi-way pipe 11 are connected with a shunt pipe 12 through a conduit, and a plurality of goosenecks 14 are uniformly arranged at the bottom of the shunt pipe 12. The suction parts 13 are mounted at two ends of one side of the shunt tube 12, and the suction parts 13 comprise, but are not limited to, a magnet sucker and a vacuum sucker, and the suction parts 13 can be sucked at one side of the knife mold frame 6 far away from the upper knife mold 7, or the suction parts 13 can be sucked at one side of the upper knife mold 7 far away from the knife mold frame 6.

When the sheet metal part is bent, mechanical energy applied by the part during bending can be converted into the internal energy of the sheet metal part, and the internal energy is displayed at the bending part by heat energy, so that the situation that a subsequent worker is accidentally scalded by taking the sheet metal part is avoided, and a cooling group needs to be reasonably added.

Specifically, the upper die 7 is lowered to bend the sheet metal part to a predetermined angle by a shearing force, and air is compressed by the air compressor 9 and pumped into the gas refrigerator 10 while bending operation is performed. The refrigeration effect of the gas refrigerator 10 enables the high-pressure air flow to be changed into a low-temperature state, and then the high-pressure air flow is split through the multi-way pipe 11 and the split pipe 12, and finally the high-pressure air flow is sprayed to the bent part of the sheet metal part through the outlet of each gooseneck 14, and the rapid cooling effect can be realized through the low-temperature air flow sprayed out of the gooseneck 14, so that the working safety is ensured.

Further, since the gooseneck 14 can be bent and shaped in any shape, the nozzle can be purposefully bent and deflected to a designated position according to the actual cooling and heat dissipation requirement, thereby improving the cooling and heat dissipation efficiency. Similarly, due to the adsorption effect of the adsorption piece 13, one or more shunt pipes 12 can be adsorbed on the knife mold frame 6 or the upper knife mold 7 at any position, and the effect of purposefully cooling and radiating is achieved, so that the cooling and radiating efficiency is improved.

In this embodiment, referring to fig. 5-6, the cutting die assembly further includes a plurality of first hydraulic cylinders 5, and cylinders of the plurality of first hydraulic cylinders 5 are sequentially arranged and installed inside one side of the gantry 4. The top of the knife die frame 6 is correspondingly arranged at the bottom of the telescopic end of the first hydraulic cylinder 5 respectively, a plurality of connecting blocks 8 are uniformly bolted to the other side of the knife die frame 6, the lower parts of the connecting blocks 8 are respectively connected with the corresponding positions of the upper knife die 7 and the knife die frame 6 through bolts, and the bolting mode is convenient for replacing different upper knife dies 7. Specifically, the first hydraulic cylinder 5 stretches, and then drives the upper cutting die 7 to continuously descend when the cutting die frame 6 is driven to descend until being matched with the lower cutting die 3, and the sheet metal part is bent to a specified angle by using shearing force.

In this embodiment, referring again to fig. 2 and 4, fixing assemblies for fixing the sheet metal parts are provided on both sides of the inside of the gantry 4. The fixed subassembly all includes pole frame 17, and the one end of pole frame 17 corresponds respectively to be installed in the inboard both sides of portal frame 4, and the other end of pole frame 17 all rotates and is connected with lever 16, and the top of lever 16 all rotates and is connected with second pneumatic cylinder 15, and the cylinder body of second pneumatic cylinder 15 corresponds respectively and rotates and connect in the inside both sides of portal frame 4, and the bottom of lever 16 all rotates and is connected with brake shoe 18.

In the above embodiment, the sheet metal part is placed on the feeding guide rail 2, and the second hydraulic cylinders 15 on two sides are controlled to extend, so that the lever 16 can be pushed to deflect, and then under the support of the rod frame 17, the brake shoe 18 is pressed to the top of the sheet metal part until the sheet metal part is pressed, so that the sheet metal part is fixed, and stable machining is ensured.

In this embodiment, the third hydraulic cylinders 19 are installed on both sides of the gantry 4, and the bases 20 are installed at bottoms of telescopic ends of the third hydraulic cylinders 19. Referring to fig. 4, the sliding grooves on two sides of the top of the gantry 4 and the operation table 1 cooperate to form a sliding connection state between the gantry 4 and the operation table 1, wherein rollers are mounted on the bottom of the gantry 4 and are used for supporting the gantry 4 to walk in the sliding grooves. In this embodiment, the lower cutting die 3 is mounted on the top of the console 1 by bolting, and when it is required to process sheet metal parts with other bending requirements, it is required to replace the lower cutting die 3 with other types.

Further, in order to ensure the cooperation between the upper die 7 and the new type of lower die 3, the position of the gantry 4, that is, the position of the upper die 7 needs to be changed, and after the gantry 4 is slid to a designated position, the third hydraulic cylinder 19 is controlled to extend, so that the gantry 4 is lifted up by pressing the base 20 against the surface of the console 1 until the small platform above the roller is tightly attached to the top end inner wall of the chute. At this time, the position of the portal frame 4 can be fixed, so that the condition that the cutting die is not rocked in bending work and the processing quality is affected is ensured.

The working principle and the action process of the scheme are as follows: the shunt tubes 12 are adsorbed at bending positions of the knife mold frame 6 and the upper knife mold 7, which need heat dissipation, through the adsorption piece 13, and the outlet of the gooseneck 14 is bent and shaped, so that the outlet points to the bending processing position of the sheet metal part. The sheet metal part is placed on the feeding guide rail 2, the second hydraulic cylinders 15 on two sides extend and push the levers 16 to deflect, and the brake shoes 18 are pressed to the top of the sheet metal part under the support of the rod frame 17 until the sheet metal part is fixed by pressing.

The first hydraulic cylinder 5 is started to extend to drive the knife mold frame 6 to downwards extend, the upper knife mold 7 continuously downwards extends under the action of driving force until the upper knife mold and the lower knife mold 3 are matched with each other to be bent, and the sheet metal part is bent to a specified angle by utilizing extrusion force. At the same time, the air compressor 9 compresses air and pumps the air into the air refrigerator 10, the high-pressure air flow is changed into a low-temperature state by the refrigeration action of the air refrigerator 10, and then the low-temperature air flow is split through the multi-way pipe 11 and the split pipe 12, and finally the low-temperature air flow is sprayed to the bent part of the sheet metal part through the outlet of each gooseneck 14. The first hydraulic cylinder 5 stretches to drive the knife die frame 6 to ascend, and the sheet metal part is taken out after being cooled for a few seconds, so that the machining is completed.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a bending machine is used in sheet metal component processing, includes operation panel, its characterized in that: the operation panel sliding connection has the portal frame, one side of portal frame is provided with the cutting die subassembly that is used for bending the sheet metal component, the cutting die subassembly including set up in the cutting die frame of portal frame below and install the last cutting die of cutting die frame, the portal frame is provided with cooling subassembly, cooling subassembly is including installing the air compressor machine and the gas refrigerator of portal frame, the export of air compressor machine is linked together with the entry of gas refrigerator, the multichannel pipe is installed to the export of gas refrigerator, a plurality of mouth of pipes of multichannel all have the shunt tubes through the pipe connection, a plurality of goosenecks are evenly installed to the bottom of shunt tube, the suction attachment is all installed at the both ends of shunt tube, the suction attachment includes magnet sucking disc or vacuum chuck, the suction attachment is used for adsorbing the one side of cutting die frame that keeps away from the last cutting die; or the adsorption piece is used for adsorbing one side of the upper cutter die, which is far away from the cutter die frame.

2. The bending machine for sheet metal part machining according to claim 1, wherein: and the two sides of the top of the operating platform are provided with feeding guide rails.

3. The bending machine for sheet metal part machining according to claim 1, wherein: the cutting die assembly further comprises a plurality of first hydraulic cylinders, the cylinder bodies of the first hydraulic cylinders are sequentially arranged and mounted on the portal frame, the cutting die frame is mounted at the telescopic end of the first hydraulic cylinders, a plurality of connecting blocks are uniformly bolted to the other side of the cutting die frame, and the lower parts of the connecting blocks are correspondingly connected with the upper cutting die and the cutting die frame through bolts respectively.

4. A bending machine for sheet metal part machining according to claim 3, wherein: the cutting die assembly further comprises a lower cutting die arranged on the operating platform, and the lower cutting die and the upper cutting die are arranged oppositely.

5. The bending machine for sheet metal part machining according to claim 1, wherein: the portal frame sets up the fixed subassembly that is used for fixed sheet metal component, fixed subassembly all includes the pole frame, pole frame one end install in the portal frame, the other end of pole frame all rotates and is connected with the lever, the one end rotation of lever is connected with the second pneumatic cylinder, the other end rotation of lever is connected with the brake shoe.

6. The bending machine for sheet metal part machining according to claim 5, wherein: the cylinder body of the second hydraulic cylinder is rotatably connected to the portal frame.

7. The bending machine for sheet metal part machining according to claim 1, wherein: the portal frame is provided with a third hydraulic cylinder, and the telescopic ends of the third hydraulic cylinder are provided with bases.