CN117960925B - Forming die of aluminum alloy sheet metal part for rail transit - Google Patents
Forming die of aluminum alloy sheet metal part for rail transit Download PDFInfo
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- CN117960925B CN117960925B CN202410381480.4A CN202410381480A CN117960925B CN 117960925 B CN117960925 B CN 117960925B CN 202410381480 A CN202410381480 A CN 202410381480A CN 117960925 B CN117960925 B CN 117960925B
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 44
- 239000002184 metal Substances 0.000 title claims abstract description 44
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 22
- 238000004080 punching Methods 0.000 claims abstract description 80
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 238000005461 lubrication Methods 0.000 claims abstract description 16
- 230000009467 reduction Effects 0.000 claims abstract description 12
- 238000003860 storage Methods 0.000 claims description 60
- 239000003921 oil Substances 0.000 claims description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 230000017525 heat dissipation Effects 0.000 claims description 19
- 230000001105 regulatory effect Effects 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 18
- 238000001125 extrusion Methods 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 10
- 238000005057 refrigeration Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000010687 lubricating oil Substances 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims 2
- 238000010009 beating Methods 0.000 abstract 1
- 239000006096 absorbing agent Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The invention discloses a forming die of an aluminum alloy sheet metal part for rail transit, which belongs to the technical field of forming dies and comprises two supporting plates, wherein two supporting columns are fixedly connected between the two supporting plates, an air cylinder is fixedly connected to the middle part of an upper supporting plate, and a stamping upper die is fixedly connected to the telescopic end of the air cylinder; further comprises: an abutting rod is fixedly connected below the left end and the right end of the stamping upper die, a lubrication drag reduction mechanism is arranged on the inner side of the lower end of the abutting rod, and the lubrication drag reduction mechanism is arranged on the left side and the right side of the inside of the stamping groove; and the upper stamping die and the lower stamping die are provided with cooling and jacking mechanisms. This forming die of aluminum alloy sheet metal component for track traffic can be convenient lubricate panel beating and punching press groove when using, reduces the inside difficulty of taking out of punching press inslot of back sheet metal component from the punching press, can effectively reduce the self temperature of drift and punching press groove when the punching press simultaneously, avoids it to be in overheated state and influences self life.
Description
Technical Field
The invention relates to the technical field of forming dies, in particular to a forming die for an aluminum alloy sheet metal part for rail transit.
Background
Rail transit refers to a type of transportation means or transportation system in which an operating vehicle needs to travel on a specific rail, and in order to process an aluminum alloy into a specific shape during production of the transportation rail, a stamping forming die is generally used to stamp an aluminum alloy sheet metal part.
The stamping forming die for the metal shell comprises a bottom plate, a die body, a punching machine, a punching head, a connecting block, a pressure pump, a water tank and a cooling pipe, wherein the die body is fixed on the bottom plate, upright posts are fixed at four corners on the bottom plate, a top plate is fixed at the top end of the upright posts, the bottom of the top plate is fixed with the punching machine, a pushing shaft is fixed on the punching machine, and a threaded column is fixed on the pushing shaft; the thread column is connected with a thread cylinder in a threaded manner; the outer side of the threaded cylinder is sleeved with a connecting ring, the inner wall of the connecting ring is fixedly provided with a connecting block, the outer side of the threaded cylinder is provided with an annular groove, and the connecting block is in sliding clamping connection with the annular groove; the bottom end of the threaded column is fixedly provided with a connecting block, the side wall of the periphery of the connecting block is provided with a storage groove, the top of the storage groove is provided with a movable through groove, a clamping rod is arranged in the storage groove in a sliding mode, one end of the clamping rod is fixedly provided with a rotating block, and one end of the rotating block penetrating through the movable through groove is rotatably provided with a transmission rod;
The following technical problems exist in the prior art: the existing stamping forming die is inconvenient to lubricate a metal plate and a stamping groove when the metal plate is stamped, so that after the metal plate is stamped and attached to the stamping groove, the taking-out difficulty of a stamped metal plate is increased, meanwhile, after the metal plate is stamped, the self temperature of the stamping groove and the self temperature of a punch are increased, and when the metal plate is stamped, the punch and the stamping groove are inconvenient to effectively cool, and when the punch and the stamping groove are at a higher temperature for a long time, the service life of the metal plate is easy to reduce.
So we propose a forming die of aluminum alloy sheet metal parts for rail traffic in order to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide a forming die for an aluminum alloy sheet metal part for rail transit, which solves the problems that the existing stamping forming die in the market provided by the background art is inconvenient to lubricate a sheet metal when the sheet metal is stamped, so that the difficulty in taking out the sheet metal part after stamping is increased after the sheet metal is attached to a stamping groove, meanwhile, after the sheet metal part is stamped, the self temperature of the stamping groove and a punch head is increased, the punch head and the stamping groove are inconvenient to effectively cool during stamping, and the service life of the punch head and the stamping groove is easy to be reduced after the punch head and the stamping groove are at a higher temperature for a long time.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a forming die of aluminum alloy sheet metal component for track traffic, includes two backup pads, two fixedly connected with two support columns between the backup pad, the middle part fixedly connected with cylinder of top backup pad, fixedly connected with punching press goes up the mould on the flexible end of cylinder, and the below of punching press goes up the mould is provided with the lower mould, the lower mould is fixed in the upper end middle part of below backup pad, and the punching press groove has been seted up at the middle part of lower mould, the left and right sides slidable mounting of punching press goes up the mould on the support column;
Further comprises:
the lower parts of the left end and the right end of the stamping upper die are fixedly connected with a collision rod, the inner side of the lower end of the collision rod is provided with a lubrication drag reduction mechanism, and the lubrication drag reduction mechanism is arranged on the left side and the right side of the inside of the stamping groove and used for reducing friction force between the stamped sheet metal part and the stamping groove;
the stamping upper die and the lower die are provided with cooling jacking mechanisms, the cooling jacking mechanisms are used for cooling the stamping upper die and the stamping lower die, and meanwhile, sheet metal parts after stamping forming can be ejected out from the stamping groove in the lower die.
Preferably, the abutting rods are symmetrically arranged about a longitudinal central axis of the stamping upper die, and the lower ends of the abutting rods are inclined edges towards one side of the lower die.
Through adopting above-mentioned technical scheme, can drive the conflict pole of left and right sides below through the downward movement of punching press upper die and carry out synchronous movement.
Preferably, the lubrication drag reduction mechanism comprises side baffles, and two side baffles are located the inside left and right sides of punching press groove respectively, the outer end middle part fixedly connected with transverse rod of side baffle, and transverse rod passes through auxiliary spring and lower mould interconnect, fixedly connected with fuel sprayer on the side baffle, and fuel sprayer passes through first intercommunication hose and holds oil pocket interconnect, it is provided with the oil filler neck through second intercommunication hose and oil storage chamber interconnect to hold the oil pocket, and the side of oil storage chamber, is convenient for to its inside lubrication fluid that fills, the one side of holding the oil pocket towards punching press inslot side is provided with the stripper plate, and the stripper plate is fixed in the inside of punching press groove, all fixedly connected with check valve on first intercommunication hose and the second intercommunication hose, and the check valve circulation direction on first intercommunication hose and the second intercommunication hose is opposite.
Through adopting above-mentioned technical scheme, after the oil storage bag received the extrusion of extrusion board, can make its oil storage bag inside fluid enter into the inside of spouting the oil pipe through first communication hose to utilize spouting the oil pipe with its fluid outside blowout to the punching press groove in.
Preferably, the outer wall of the side baffle plate and the inner wall of the punching groove are mutually attached, the side baffle plate and the transverse rod are vertically distributed, and the transverse rod forms an elastic telescopic structure through the auxiliary spring and the lower die.
Through adopting above-mentioned technical scheme, the outer wall of side shield and the inner wall of punching press groove laminating each other to can guarantee the stability of side shield when moving in the punching press groove, utilize the setting of auxiliary spring can make the transverse rod after its removal reset and kick-back simultaneously.
Preferably, one end of the transverse rod extending out of the lower die is of a spherical structure, and the spherical end of the transverse rod is mutually attached to the lower end bevel edge of the abutting rod.
Through adopting above-mentioned technical scheme, can utilize the hypotenuse to extrude the spherical tip of transverse rod after the conflict pole moves down.
Preferably, the cooling climbing mechanism comprises a water storage cavity, the water storage cavity is formed in the lower die, the water storage cavity is connected with external refrigeration equipment, continuous refrigeration is carried out on a water source in the water storage cavity through the refrigeration equipment, the water storage cavity is connected with the upper die through a water suction pipe and a punching upper die, guide columns are fixedly connected to the left side and the right side of the upper end of the punching upper die, piston rods are inserted into the inner portions of the guide columns, the upper ends of the piston rods are fixed to the lower ends of the upper supporting plate, push rods are fixedly connected to the middle portions of the front side and the rear side of the punching upper die, the lower ends of the push rods are inserted into the regulating plate, the lower ends of the push rods are connected with each other through built-in springs and the regulating plate, a supporting bottom plate is mounted in the water storage cavity, the middle portions of the front end and the rear end of the supporting bottom plate and the lower end of the regulating plate are fixedly connected with magnetic blocks, the upper ends of the supporting bottom plate are fixedly connected with heat absorption plates, and the heat absorption plates are fixedly arranged at the upper ends of the heat absorption plates.
Through adopting above-mentioned technical scheme, can conveniently absorb the punching press groove heat in the lower mould through the setting of absorber plate to utilize the heat dissipation post to transfer its heat to the cooling in the water storage chamber.
Preferably, the guide post is communicated with the inside of the stamping upper die, the inner wall of the guide post is attached to the outer wall of the lower end of the piston rod, and the guide post is in sliding connection with the piston rod.
Through adopting above-mentioned technical scheme, when the guide post moves along the below of piston rod, the inside water source that can be through the water pipe to retaining intracavity portion of inhaling of punching press goes up the mould.
Preferably, the push rod forms an elastic telescopic structure through the built-in spring and the regulating plate, the magnetism of the magnetic block at the lower end of the regulating plate is opposite to that of the magnetic block at the middle parts of the front end and the rear end of the supporting bottom plate, and the magnetic block is mutually attached to the lower die.
Through adopting above-mentioned technical scheme, can utilize the magnetic path of opposite polarity magnetic pole to make its bearing bottom plate carry out synchronous movement after the regulation and control board moves.
Preferably, the outer wall of the heat dissipation column and the inner wall of the lower die are mutually attached, and the heat dissipation column and the heat absorption plate are vertically distributed.
Through adopting above-mentioned technical scheme, after the heat dissipation post upwards moves, can strike off the incrustation scale and the impurity that adhere to on the heat dissipation post surface through the lower mould, simultaneously the heat dissipation post upwards moves the back can be through upwards ejecting in the sheet metal component follow punching press groove after the punching press through the absorber plate, the staff of being convenient for takes the stamping workpiece.
Compared with the prior art, the invention has the beneficial effects that: the forming die of the aluminum alloy sheet metal part for the track traffic can be used for conveniently lubricating the sheet metal and the stamping groove, so that the difficulty in taking out the sheet metal part from the inside of the stamping groove after stamping is reduced, and meanwhile, the self temperature of the punch and the stamping groove can be effectively reduced during stamping, and the influence on the self service life caused by the fact that the punch and the stamping groove are in an overheat state is avoided;
1. The oil storage bag is arranged, the oil storage bag is in contact with the extrusion plate for extrusion after moving, the lubricating oil in the oil storage bag is sprayed out towards the inside of the stamping groove through the first communication hose and the oil spraying pipe, the lubricating oil is utilized to lubricate between the stamping part and the stamping groove, and then the stamping part in the stamping groove is more convenient to take;
2. the side baffle is arranged, the inclined edge of the contact supporting rod is used for extruding the spherical end part of the transverse rod, the transverse rod and the side baffle are gradually reset and move towards the outer side direction of the lower die, the side edges of the stamping parts formed by stamping can be separated from each other after the side baffle moves outwards, the stamping parts cannot rub the side baffle when being taken, and the convenience of the stamping parts when being taken is improved;
3. the water storage cavity is provided with a water suction pipe, the water suction pipe sucks a water source in the water storage cavity in the lower die into the punching upper die, and the self temperature of the punching upper die is reduced by heat exchange between the sucked cold water source and heat generated by the punching upper die in the punching process;
4. Be provided with the heat dissipation post, can utilize the magnetic force effect of magnetic path to make bearing bottom plate, heat dissipation post and absorber plate synchronous upward move after the regulation and control board removes, can outwards push out the stamping workpiece in the punching press groove through the upward movement of absorber plate, after the upward movement of heat dissipation post simultaneously, its surperficial incrustation scale and impurity can be scraped.
Drawings
FIG. 1 is a schematic view of a front perspective structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the stamping upper die and the stamping lower die of the invention;
FIG. 3 is a schematic view of the structure of the stamping slot and side dams of the present invention;
FIG. 4 is a schematic view of a second communication hose and oil reservoir according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present invention;
FIG. 6 is a schematic diagram of the structure of the fuel injection pipe, the first communication hose and the fuel storage bag according to the present invention;
FIG. 7 is a schematic view of the piston rod and guide post structure of the present invention;
FIG. 8 is a schematic view of the structure of the control plate and support base plate of the present invention;
FIG. 9 is a schematic diagram of a control plate and magnet block according to the present invention;
FIG. 10 is a schematic view showing the structure of the heat dissipating stud of the present invention after it is moved upward.
In the figure: 1. a support plate; 2. a support column; 3. a cylinder; 4. stamping an upper die; 5. a lower die; 6. stamping a groove; 7. a touch-up rod; 8. a lubrication drag reduction mechanism; 801. side baffles; 802. a transverse bar; 803. an auxiliary spring; 804. an oil injection pipe; 805. a first communication hose; 806. an oil storage bag; 807. a second communication hose; 808. an oil storage chamber; 809. an extrusion plate; 9. a cooling and jacking mechanism; 901. a water storage cavity; 902. a water suction pipe; 903. a piston rod; 904. a push rod; 905. a regulation plate; 906. a built-in spring; 907. a supporting bottom plate; 908. a magnetic block; 909. a heat radiation column; 910. a heat absorbing plate; 911. and a guide post.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one: referring to fig. 1-6, when the existing stamping forming die is used for stamping a metal plate, lubrication of the metal plate and the stamping groove 6 is inconvenient, so that after the metal plate is stamped and attached to the stamping groove 6, the difficulty in taking out a stamped metal plate part is increased, and in order to solve the technical problem, the embodiment discloses the following technical contents;
The utility model provides a forming die of aluminum alloy sheet metal component for track traffic, including two backup pads 1, fixedly connected with two support columns 2 between two backup pads 1, the middle part fixedly connected with cylinder 3 of top backup pad 1, fixedly connected with is stamped upper die 4 on the flexible end of cylinder 3, and the below of stamping upper die 4 is provided with lower die 5, and lower die 5 is fixed in the upper end middle part of below backup pad 1, and the middle part of lower die 5 has seted up punching groove 6, and the left and right sides slidable mounting of stamping upper die 4 is on support column 2; the lower parts of the left end and the right end of the stamping upper die 4 are fixedly connected with a collision rod 7, the inner side of the lower end of the collision rod 7 is provided with a lubrication drag reduction mechanism 8, and the lubrication drag reduction mechanism 8 is arranged on the left side and the right side of the inside of the stamping groove 6 and used for reducing friction force between a stamped sheet metal part and the stamping groove 6; the abutting rod 7 is symmetrically disposed about the longitudinal central axis of the punching upper die 4, and the lower end of the abutting rod 7 is disposed as a sloping side toward one side of the lower die 5. The lubrication drag reduction mechanism 8 comprises side baffles 801, the two side baffles 801 are respectively located on the left side and the right side of the inside of the punching groove 6, a transverse rod 802 is fixedly connected to the middle of the outer end of each side baffle 801, the transverse rod 802 is connected with a lower die 5 through an auxiliary spring 803, an oil injection pipe 804 is fixedly connected to each side baffle 801, the oil injection pipe 804 is connected with an oil storage bag 806 through a first communication hose 805, the oil storage bag 806 is connected with an oil storage cavity 808 through a second communication hose 807, an oil filling opening is formed in the side of the oil storage cavity 808, lubrication oil is conveniently filled into the oil storage bag, an extrusion plate 809 is arranged on one side, facing the inner side of the punching groove 6, of each oil storage bag 806, the extrusion plate 809 is fixed inside the punching groove 6, one-way valves are fixedly connected to the first communication hose 805 and the second communication hose 807, and the one-way valves on the first communication hose 805 and the second communication hose 807 are opposite in flow direction. The outer wall of the side barrier 801 and the inner wall of the punching groove 6 are attached to each other, and the side barrier 801 and the lateral rod 802 are vertically distributed, and the lateral rod 802 constitutes an elastic telescopic structure by the assist spring 803 and the lower die 5. One end of the transverse rod 802 extending out of the lower die 5 is provided with a spherical structure, and the spherical end of the transverse rod 802 is mutually attached to the lower oblique side of the abutting rod 7.
When the aluminum alloy sheet metal part is required to be punched, firstly, the air cylinder 3 is started, the punching upper die 4 can be lowered for a certain distance along the lower part of the supporting plate 1 after the air cylinder 3 is started, the punching upper die 4 can be synchronously moved downwards by abutting the rod 7 after being lowered, at the moment, the abutting rod 7 can be used for extruding the spherical end part of the transverse rod 802 by utilizing the bevel edge after being moved downwards, so that the transverse rod 802 and the side baffle 801 are pushed to move towards the inner side of the punching groove 6 to enable the side baffle 801 to move to the corresponding position, when the side baffle 801 moves, the oil storage bag 806 on the outer side can be synchronously moved, the oil storage bag 806 is mutually contacted and extruded with the extrusion plate 809 after being moved, lubricating oil in the pressed oil storage bag 806 is sprayed towards the inner part of the punching groove 6 through the first communication hose 805 and the oil spraying pipe 804, at the moment, the air cylinder 3 stops running, the aluminum alloy part to be punched is placed in a space enclosed by the left side baffle 801 and the right side baffle 801 and the punching groove 6, then continuing to start the air cylinder 3, after the air cylinder 3 moves downwards, the punching upper die 4 continues to drive the abutting rod 7 to move downwards, the inclined edge of the abutting rod 7 is separated from the spherical end part of the transverse rod 802, the spherical end part of the transverse rod 802 is gradually attached to the vertical edge of the abutting rod 7, so that when the abutting rod 7 continues to move downwards, the transverse rod 802 and the side baffle 801 do not continue to move until the punch on the punching upper die 4 enters the punching groove 6 to punch and shape an aluminum alloy part, after the punching is finished, the air cylinder 3 controls the punching upper die 4 to move upwards, after the punching upper die 4 and the abutting rod 7 synchronously move upwards, the inclined edge of the abutting rod 7 releases the extrusion on the spherical end part of the transverse rod 802, the transverse rod 802 and the side baffle 801 gradually reset towards the outer side direction of the lower die 5, the side baffle 801 can separate from each other after moving outwards, make its stamping workpiece can not take place the friction with between the side shield 801 when being taken, improve the convenience when the stamping workpiece is taken, simultaneously because of the bottom of punching press groove 6 has also sprayed lubricating oil in advance, consequently, utilize lubricating oil to play lubricated effect between stamping workpiece and the punching press groove 6, and then the stamping workpiece in the punching press groove 6 of being convenient for more is taken, simultaneously the side shield 801 resets the back, the oil storage bag 806 on the side shield 801 takes place to break away from with the stripper plate 809 gradually, oil storage bag 806 is through self elasticity resilience, the oil storage bag 806 after the reset is through the second intercommunication hose 807 to the oil in the oil storage chamber 808 again absorb the storage, lubrication when being convenient for next aluminum alloy spare punching press uses.
Embodiment two: the technical content disclosed in this embodiment is a further improvement made on the basis of the first embodiment, after the sheet metal part is punched, the temperatures of the punching groove 6 and the punch are raised, during punching, the punch and the punching groove 6 are not convenient to be effectively cooled, and when the punch and the punching groove 6 are at a higher temperature for a long time, the service lives of the punch and the punching groove 6 are easy to be reduced, in order to further solve the technical problem, the embodiment discloses the following technical content, as shown in fig. 1-10;
The upper stamping die 4 and the lower stamping die 5 are provided with a cooling jacking mechanism 9, the cooling jacking mechanism 9 is used for cooling the upper stamping die 4 and the lower stamping die 5, and meanwhile, a sheet metal part after stamping forming can be ejected out of the stamping groove 6 in the lower stamping die 5. The cooling jacking mechanism 9 comprises a water storage cavity 901, the water storage cavity 901 is formed in the lower die 5, the water storage cavity 901 is connected with external refrigeration equipment, continuous refrigeration is carried out on a water source in the water storage cavity 901 through the refrigeration equipment, the water storage cavity 901 is connected with the punching upper die 4 through a water suction pipe 902, the left side and the right side of the upper end of the punching upper die 4 are fixedly connected with guide columns 911, piston rods 903 are inserted into the inner portions of the guide columns 911, the upper ends of the piston rods 903 are fixed at the lower ends of the upper supporting plate 1, push rods 904 are fixedly connected with the middle portions of the front side and the rear side of the punching upper die 4, the lower ends of the push rods 904 are inserted into the regulating plate 905, the lower ends of the push rods 904 are connected with the regulating plate 905 through built-in springs 906, the bearing bottom plate 907 is mounted in the inner portion of the water storage cavity 901, the middle portions of the front end and the rear end of the supporting bottom plate 907 are fixedly connected with magnetic blocks 908, the upper ends of the bearing bottom plate 907 are fixedly connected with heat dissipation columns 909, and the upper ends of the heat dissipation columns 909 are fixedly connected with the heat suction plates 910. The guide post 911 and the inside of the press upper die 4 are communicated with each other, and the inner wall of the guide post 911 and the outer wall of the lower end of the piston rod 903 are fitted to each other, and the guide post 911 and the piston rod 903 are slidably connected. The push rod 904 forms an elastic telescopic structure through the built-in spring 906 and the regulating plate 905, the magnetism of the magnetic blocks 908 at the lower end of the regulating plate 905 is opposite to that of the magnetic blocks 908 at the middle parts of the front end and the rear end of the supporting bottom plate 907, and the magnetic blocks 908 are mutually attached to the lower die 5. The outer wall of the heat dissipation column 909 and the inner wall of the lower mold 5 are attached to each other, and the heat dissipation column 909 and the heat absorbing plate 910 are vertically distributed.
When the punching upper die 4 moves downwards, the push rod 904 and the regulating plate 905 can be driven to move downwards synchronously, after the regulating plate 905 moves downwards, the magnetic attraction of the end magnetic blocks 908 and the magnetic blocks 908 on the supporting bottom plate 907 can be utilized to enable the supporting bottom plate 907, the heat dissipation column 909 and the heat absorption plate 910 to move downwards synchronously, the heat absorption plate 910 moves to be flush with the surface of the punching groove 6, at the moment, an aluminum alloy part to be punched is placed in the punching groove 6, then the punching upper die 4 moves downwards continuously, the push rod 904 slides in the regulating plate 905, the regulating plate 905 does not move, the guide column 911 at the upper end of the regulating plate 905 moves along the lower end of the piston rod 903 along with the gradual downward movement of the punching upper die 4, and meanwhile, the inside of the guide column 911 is communicated with the inside of the punching upper die 4, so that a water source in the water storage cavity 901 in the lower die 5 can be sucked into the inside the punching upper die 4 by utilizing the water absorption pipe 902, the heat exchange is carried out between the sucked cold water source and the heat generated by the stamping upper die 4 in the stamping process, so that the self temperature of the stamping upper die 4 is reduced, the heat-dissipating column 909 is immersed into the water storage cavity 901 after moving downwards, the heat generated in the stamping process in the stamping tank 6 is absorbed by the heat-absorbing plate 910, the heat-absorbing plate 910 transfers the heat to the water source in the water storage cavity 901 through the heat-dissipating column 909 to realize the cooling and cooling of the stamping tank 6, meanwhile, the water storage cavity 901 is connected with external refrigeration equipment, the refrigeration equipment is used for refrigerating the water source in the water storage cavity 901, the continuous cooling is convenient, after the stamping forming of an aluminum alloy piece is finished, the cylinder 3 controls the stamping upper die 4 to move upwards, the push rod 904 pulls the regulating plate 905 to move upwards synchronously, and the magnetic force of the magnetic block 908 can be utilized after the movement of the regulating plate 905 to enable the supporting bottom plate 907, the heat dissipation column 909 and the heat absorption plate 910 move upwards synchronously, the stamping part in the stamping groove 6 can be ejected outwards through the upward movement of the heat absorption plate 910, and meanwhile, after the heat dissipation column 909 moves upwards, the scale and impurities on the surface of the heat dissipation column can be scraped.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present invention has been described 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 and changes may be made without departing from the spirit and principles of the present invention.
Claims (4)
1. The utility model provides a forming die of aluminum alloy sheet metal component for track traffic, includes two backup pad (1), two fixedly connected with two support columns (2) between backup pad (1), the middle part fixedly connected with cylinder (3) of top backup pad (1), fixedly connected with punching press goes up mould (4) on the flexible end of cylinder (3), and the below of punching press goes up mould (4) is provided with lower mould (5), lower mould (5) are fixed in the upper end middle part of below backup pad (1), and punching press groove (6) have been seted up at the middle part of lower mould (5), the left and right sides slidable mounting of punching press goes up mould (4) is on support column (2);
Characterized by further comprising:
An abutting rod (7) is fixedly connected below the left end and the right end of the stamping upper die (4), a lubrication drag reduction mechanism (8) is arranged on the inner side of the lower end of the abutting rod (7), and the lubrication drag reduction mechanism (8) is arranged on the left side and the right side of the inside of the stamping groove (6) and used for reducing friction force between a stamped sheet metal part and the stamping groove (6);
The upper stamping die (4) and the lower stamping die (5) are provided with a cooling jacking mechanism (9), the cooling jacking mechanism (9) is used for cooling the upper stamping die (4) and the lower stamping die (5), and meanwhile, a sheet metal part after stamping forming can be ejected out of the stamping groove (6) in the lower stamping die (5);
The lubrication drag reduction mechanism (8) comprises side baffles (801), the two side baffles (801) are respectively positioned at the left side and the right side of the inside of the punching groove (6), a transverse rod (802) is fixedly connected to the middle part of the outer end of the side baffles (801), the transverse rod (802) is mutually connected through an auxiliary spring (803) and a lower die (5), an oil injection pipe (804) is fixedly connected to the side baffles (801), the oil injection pipe (804) is mutually connected through a first communication hose (805) and an oil storage bag (806), the oil storage bag (806) is mutually connected through a second communication hose (807) and an oil storage cavity (808), an oil filling port is formed in the side edge of the oil storage cavity (808), lubricating oil can be conveniently filled into the oil storage bag, an extrusion plate (809) is arranged on one side of the inner side of the oil storage bag (806) facing the punching groove (6), the extrusion plate (809) is fixedly connected to the inside the punching groove (6), one-way valves are fixedly connected to the first communication hose (805) and the second communication hose (807), and the one-way valves (807) are mutually connected to the second communication hose (807) and the hose (805) in opposite directions;
The cooling jacking mechanism (9) comprises a water storage cavity (901), the water storage cavity (901) is formed in the lower die (5), the water storage cavity (901) is connected with external refrigeration equipment, a water source in the water storage cavity (901) is continuously refrigerated through the refrigeration equipment, the water storage cavity (901) is connected with the punching upper die (4) through a water suction pipe (902), guide columns (911) are fixedly connected to the left side and the right side of the upper end of the punching upper die (4), piston rods (903) are inserted into the guide columns (911), the upper ends of the piston rods (903) are fixed at the lower end of the upper supporting plate (1), push rods (904) are fixedly connected to the middle parts of the front side and the rear side of the punching upper die (4), the lower ends of the push rods (904) are inserted into the inside of the regulating plate (905), the lower ends of the push rods (904) are mutually connected through built-in springs (906), a supporting bottom plate (907) is mounted in the inside the water storage cavity (901), and the supporting bottom plate (907) is fixedly connected with the upper ends of the magnetic heating plate (905), and the upper ends (907) are fixedly connected with the magnetic heating plate (908);
one end of the transverse rod (802) extending out of the lower die (5) is of a spherical structure, and the spherical end of the transverse rod (802) is mutually attached to the bevel edge of the lower end of the abutting rod (7);
The guide column (911) is communicated with the inside of the stamping upper die (4), the inner wall of the guide column (911) is attached to the outer wall of the lower end of the piston rod (903), and the guide column (911) is in sliding connection with the piston rod (903);
The push rod (904) forms an elastic telescopic structure through the built-in spring (906) and the regulating plate (905), the magnetism of the magnetic block (908) at the lower end of the regulating plate (905) is opposite to that of the magnetic block (908) at the middle parts of the front end and the rear end of the supporting bottom plate (907), and the magnetic block (908) and the lower die (5) are mutually attached.
2. The forming die of an aluminum alloy sheet metal part for rail transit as claimed in claim 1, wherein: the abutting rods (7) are symmetrically arranged relative to the longitudinal central axis of the upper stamping die (4), and one side, facing the lower die (5), of the lower end of each abutting rod (7) is provided with a bevel edge.
3. The forming die of an aluminum alloy sheet metal part for rail transit as claimed in claim 1, wherein: the outer wall of the side baffle plate (801) is attached to the inner wall of the punching groove (6), the side baffle plate (801) and the transverse rod (802) are vertically distributed, and the transverse rod (802) forms an elastic telescopic structure through the auxiliary spring (803) and the lower die (5).
4. The forming die of an aluminum alloy sheet metal part for rail transit as claimed in claim 1, wherein: the outer wall of the heat dissipation column (909) and the inner wall of the lower die (5) are mutually attached, and the heat dissipation column (909) and the heat absorption plate (910) are vertically distributed.
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| CN202410381480.4A CN117960925B (en) | 2024-04-01 | 2024-04-01 | Forming die of aluminum alloy sheet metal part for rail transit |
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| CN202410381480.4A CN117960925B (en) | 2024-04-01 | 2024-04-01 | Forming die of aluminum alloy sheet metal part for rail transit |
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