CN117000925A - Automobile door lightweight aluminum alloy hinge forging and pressing forming device - Google Patents
Automobile door lightweight aluminum alloy hinge forging and pressing forming device Download PDFInfo
- Publication number
- CN117000925A CN117000925A CN202310803742.7A CN202310803742A CN117000925A CN 117000925 A CN117000925 A CN 117000925A CN 202310803742 A CN202310803742 A CN 202310803742A CN 117000925 A CN117000925 A CN 117000925A
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- aluminum alloy
- forging
- mould
- preheating
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 60
- 238000005242 forging Methods 0.000 title claims abstract description 47
- 238000003825 pressing Methods 0.000 title claims abstract description 18
- 238000001816 cooling Methods 0.000 claims description 65
- 230000007246 mechanism Effects 0.000 claims description 59
- 239000010410 layer Substances 0.000 claims description 44
- 238000010438 heat treatment Methods 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 39
- 230000006698 induction Effects 0.000 claims description 31
- 239000000498 cooling water Substances 0.000 claims description 22
- 239000011229 interlayer Substances 0.000 claims description 17
- 210000000078 claw Anatomy 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 7
- 239000004519 grease Substances 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 230000001050 lubricating effect Effects 0.000 claims 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000006260 foam Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005672 electromagnetic field Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 229910052574 oxide ceramic Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
- B21J1/06—Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/10—Manipulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
- B21J9/06—Swaging presses; Upsetting presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K13/00—Making locksmiths' goods, e.g. handles for cases
- B21K13/02—Making locksmiths' goods, e.g. handles for cases hinges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention relates to the technical field related to automobile parts and accessories, and discloses a lightweight aluminum alloy hinge forging and pressing forming device for an automobile door.
Description
Technical Field
The invention relates to the technical field related to automobile parts, in particular to a lightweight aluminum alloy hinge forging and forming device for an automobile door.
Background
The global automobile industry has increasingly strong demands for energy conservation and emission reduction, so that automobile manufacturers need to find new materials and technologies to realize light-weight production, reduce the weight and fuel consumption of vehicles, thereby achieving the aim of reducing carbon emission, and use light-weight and high-strength aluminum alloy materials to replace traditional steel materials to manufacture the door hinge, so that the light weight and performance improvement of the door can be realized, and forging and forming are the most efficient production mode of the aluminum alloy hinge.
The aluminum alloy has poor plasticity at room temperature, if the aluminum alloy is directly forged and pressed, the defects such as cracks and breakage are easy to occur, therefore, the aluminum alloy ingredients are required to be preheated before forging and pressing, but because the aluminum alloy has higher heat conductivity, the size of the door hinge is smaller, the heat dissipation rate is faster, the aluminum alloy blank is required to be transported into a die in time for forging and pressing after the preheating is finished, otherwise, the aluminum alloy ingredients are easy to quickly cool, the forming difficulty of the forging is increased, the defects such as cold cracks occur, and the like, therefore, the requirement on the preheating of the aluminum alloy blank for loading and unloading invalidation is higher, and the danger is easy to occur depending on manual loading and unloading.
Disclosure of Invention
The invention aims to provide a lightweight aluminum alloy hinge forging and pressing forming device for an automobile door, which aims to solve the problem that dangers are easily generated in throwing and feeding due to high preheating and feeding aging requirements of aluminum alloy blanks in forging and pressing of the traditional forging and pressing forming equipment in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an automobile door lightweight aluminum alloy hinge forging and pressing forming device, includes the forging press, be provided with the pneumatic cylinder on the forging press, the output fixedly connected with pressure seat of pneumatic cylinder, fixedly connected with goes up the mould mount pad on the pressure seat, go up the mould of installing of embedding in the mould mount pad, it is provided with the lower mould mount pad to go up the mould below, the embedding is installed the lower mould in the lower mould mount pad, forging press one side is provided with preheating mechanism, be provided with cooling body between preheating body and the forging press, preheating body and cooling body top are provided with unloading mechanism, be provided with high temperature resistant gripper and mould cleaning body on the unloading mechanism.
Further, an upper die mounting groove is formed in the upper die mounting seat, the upper die is embedded and fixed in the upper die mounting groove, heat conduction grease is filled between the upper die mounting groove and the upper die, a first cooling interlayer is formed in the periphery of the upper die mounting groove, a first framework filling layer is arranged in the first cooling interlayer, a first water inlet and a first water outlet are formed in one side of the first cooling interlayer, a first partition plate is arranged between the first water inlet and the first water outlet to partition the first cooling interlayer, and the first water inlet and the first water outlet are respectively connected with a circulating water pump.
Further, offer the lower mould mounting groove in the lower mould mount pad, the lower mould embedding is fixed in the lower mould mounting groove, just it has heat conduction grease to fill between lower mould mounting groove and the lower mould, the second cooling intermediate layer has been offered all around to the lower mould mounting groove, be provided with second skeleton filling layer in the second cooling intermediate layer, second water inlet and second delivery port have been offered to second cooling intermediate layer one side, be provided with the second baffle between second water inlet and the second delivery port and cut off the second cooling intermediate layer, second water inlet and second delivery port have circulating water pump through pipe connection respectively.
Further, the first framework filling layer and the second framework filling layer are made of foamed aluminum alloy materials, a large number of holes communicated with each other are formed in the foamed aluminum alloy, and the first framework filling layer and the second framework filling layer are welded with the upper die mounting seat and the lower die mounting seat respectively.
Further, the preheating mechanism comprises a preheating barrel, a heat insulation interlayer is arranged in the preheating barrel, an induction coil is arranged in the preheating barrel, a first lifting cylinder is arranged at the bottom of the preheating barrel, and a heating lifting table is arranged at the output end of the first lifting cylinder.
Further, the induction coil is arranged on the upper portion of the preheating barrel, the first lifting cylinder is arranged on the bottom of the preheating barrel, the induction coil is not overlapped with the first lifting cylinder, and the heating lifting table is made of high-temperature resistant insulating materials such as alumina ceramics.
Further, cooling mechanism includes the cooling water tank, it has the cooling water to pour into in the cooling water tank, the cooling water tank bottom is provided with the second lift cylinder, the second lift cylinder runs through the cooling water tank, just the second lift cylinder is sealed with the cooling water tank junction, the piston shaft end fixedly connected with porous cooling plate of second lift cylinder.
Further, go up unloading mechanism includes the support column, preheating mechanism and cooling mechanism one side are provided with the support column, fixedly connected with screw-nut on the support column, the transmission is connected with trapezoidal lead screw on the screw-nut, trapezoidal lead screw passes through bearing movable mounting on the crane, crane one end fixed mounting has elevator motor, trapezoidal lead screw passes through shaft coupling and elevator motor fixed connection, crane lower extreme fixedly connected with horizontal guide rail, sliding connection has horizontal slider on the horizontal guide rail, horizontal guide rail one end fixedly connected with driving motor, driving motor passes through screw-driven and is connected with horizontal slider, horizontal slider one end fixedly connected with air supporting guide rail, be provided with linear electric motor on the air supporting guide rail, fixedly connected with high temperature resistant mechanical claw on the linear electric motor.
Further, the horizontal guide rail and the air floatation guide rail are positioned right above the preheating mechanism and the cooling mechanism, and the horizontal guide rail is parallel to the connecting lines of the air floatation guide rail, the preheating mechanism and the cooling mechanism with the lower die.
Further, the die cleaning mechanism comprises an electromagnetic valve, the electromagnetic valve is arranged on the linear motor, one end of the electromagnetic valve is connected with the air compressor through a pipeline, and the other end of the electromagnetic valve is connected with a high-pressure air jet.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the lightweight aluminum alloy hinge forging and pressing forming device for the automobile door, the preheating mechanism, the cooling mechanism and the feeding and discharging mechanism are arranged, the preheating mechanism can rapidly preheat aluminum alloy blanks through the induction coil, the induction heating efficiency is high, the temperature control precision is high, the safety is high, meanwhile, the feeding and discharging mechanism can accurately feed the preheated aluminum alloy blanks into a die, manual operation is not needed, the safety is high, meanwhile, after forging and pressing are finished, the material taking is finished, the cooling mechanism can be used for cooling, the lifting of the porous cooling disc is controlled by the lifting cylinder in the cooling mechanism, the accurate control of the cooling time and the cooling temperature is facilitated, and therefore the hinge can obtain the best mechanical property.
2. According to the lightweight aluminum alloy hinge forging and pressing forming device for the automobile door, through the arrangement of the upper die mounting seat and the lower die mounting seat, foam metal is filled in the upper die mounting seat and the lower die mounting seat, a large number of gaps are formed in the foam metal, cooling water can circulate, heat conduction of the upper die and the lower die is quickened, cooling and forming of the hinge is quickened, the surface temperature of the die is reduced, thermal stress is reduced, the service life of the die is prolonged, meanwhile, the foam metal also has good shock absorption, and impact applied to forging and pressing is reduced.
Drawings
FIG. 1 is a schematic view of the appearance of the present invention;
FIG. 2 is a schematic diagram of an external structure of the present invention;
FIG. 3 is a schematic diagram of a preheating mechanism according to the present invention;
FIG. 4 is a schematic diagram of the structure of the feeding and discharging mechanism of 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 view of the upper and lower die mounts of the present invention;
FIG. 7 is a schematic diagram of a cross-sectional structure of a lower die mounting base of the present invention;
FIG. 8 is a schematic diagram of a cross-sectional structure of an upper die mounting base of the present invention.
Reference numerals in the drawings: 1. a forging press; 2. a hydraulic cylinder; 3. a pressure seat; 4. an upper die mounting seat; 401. an upper die mounting groove; 402. a first cooling interlayer; 403. a first skeletal filling layer; 404. a first water inlet; 405. a first water outlet; 406. a first separator; 5. an upper die; 6. a lower die mounting seat; 601. a lower die mounting groove; 602. a second cooling interlayer; 603. a second skeletal filling layer; 604. a second water inlet; 605. a second water outlet; 606. a second separator; 7. a lower die; 8. a circulating water pump; 9. a preheating mechanism; 901. preheating a barrel; 902. a thermal insulation interlayer; 903. an induction coil; 904. a first lifting cylinder; 905. heating the lifting table; 10. a cooling mechanism; 1001. a cooling water tank; 1002. a second lifting cylinder; 1003. a porous cooling plate; 11. a loading and unloading mechanism; 1101. a support column; 1102. a screw nut; 1103. a trapezoidal screw rod; 1104. a lifting frame; 1105. a lifting motor; 1106. a horizontal guide rail; 1107. a horizontal slider; 1108. a driving motor; 1109. an air-float guide rail; 1110. a linear motor; 12. high temperature resistant mechanical claws; 13. a mold cleaning mechanism; 1301. an electromagnetic valve; 1302. an air compressor; 1303. high pressure gas jet.
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.
For a further understanding of the present invention, the present invention will be described in detail with reference to the drawings.
Please refer to fig. 1, fig. 2, fig. 6, and fig. 8, a lightweight aluminum alloy hinge forging and pressing forming device for automobile doors, including forging press 1, be provided with pneumatic cylinder 2 on forging press 1, the output fixedly connected with pressure seat 3 of pneumatic cylinder 2, fixedly connected with goes up mould mount pad 4 on the pressure seat 3, go up mould mounting groove 401 has been seted up in the mould mount pad 4, be used for fixed mould 5, and go up and fill up and have heat conduction grease between mould mount groove 401 and the last mould 5, can make things convenient for mould 5 installation and dismantlement, promote heat conduction efficiency simultaneously, heat dissipation for mould 5 is accelerated, avoid the mould deformation, go up mould mount pad 4 in the embedding and install mould 5, go up mould mounting groove 401 all around and seted up first cooling intermediate layer 402, be provided with first skeleton filling layer 403 in the first cooling intermediate layer 402, first water inlet 404 and first delivery port 405 have been seted up to one side of first cooling intermediate layer 402, be provided with first intermediate layer 406 between first water inlet 404 and the first delivery port 405 and cut off first intermediate layer 402, first water inlet 404 and first delivery port 405 are connected with water pump 8 respectively, circulation water pump 8 can drive the heat conduction foam heat dissipation intermediate layer 5, can be cooled down the heat in the intermediate layer 5 to the high-speed heat conduction intermediate layer, can be cooled down the heat dissipation intermediate layer 402, the heat is cooled down in the intermediate layer 402 is high-speed with the heat dissipation intermediate layer, the heat is cooled down in the high-speed thermal-speed, and the heat dissipation intermediate layer 402 can be cooled down in the heat-flow and the heat-conductive layer, and the heat-transfer material is connected with the first heat-cooled down, and the heat-quality 5, and the heat-cooled down heat-insulating material and has high heat, and the heat-insulating material and the heat, and the heat-insulating material and the heat.
Referring to fig. 1, fig. 2, fig. 6, and fig. 7, a lower die mounting seat 6 is disposed below the upper die 5, a lower die 7 is embedded in the lower die mounting seat 6, a lower die mounting groove 601 is disposed in the lower die mounting seat 6, the lower die 7 is embedded and fixed in the lower die mounting groove 601, heat-conducting grease is filled between the lower die mounting groove 601 and the lower die 7, lubrication can be improved between the lower die mounting groove 601 and the lower die 7, heat-conducting efficiency is improved, a second cooling interlayer 602 is disposed around the lower die mounting groove 601, a second framework filling layer 603 is disposed in the second cooling interlayer 602, a second water inlet 604 and a second water outlet 605 are disposed on one side of the second cooling interlayer 602, a second partition plate 606 is disposed between the second water inlet 604 and the second water outlet 605 to partition the second cooling interlayer 602, the second water inlet 604 and the second water outlet 605 are respectively connected with a circulating water pump 8 through pipelines, and the circulating water is driven to circulate in the second cooling interlayer 602, heat is fully exchanged with the second framework filling layer 603, and the lower die 7 is cooled.
Referring to fig. 3, a preheating mechanism 9 is disposed on one side of the forging press 1, the preheating mechanism 9 includes a preheating barrel 901, a thermal insulation interlayer 902 is disposed in the preheating barrel 901, heat of an induction coil 903 can be isolated, heat loss is reduced, equipment temperature is prevented from being too high due to high temperature conduction, the induction coil 903 is disposed in the preheating barrel 901, a first lifting cylinder 904 is disposed at the bottom of the preheating barrel 901, a heating lifting table 905 is disposed at an output end of the first lifting cylinder 904, the first lifting cylinder 904 can drive the heating lifting table 905 to lift, thereby sending an aluminum alloy blank to the induction coil 903, a high-frequency magnetic field is generated by the induction coil 903, so that an induction current is generated in the aluminum alloy blank, damping effect is generated in the aluminum alloy blank, electric energy is converted into heat energy, the heat generated in the aluminum alloy blank due to the damping effect can raise the temperature, thereby heating is realized, the heating lifting table for bearing the aluminum alloy blank adopts a high-temperature resistant insulating material similar to aluminum oxide ceramics, and induction current is not generated, so that the induction coil 903 is not heated, and induction heating is a traditional method for heating conductive material by using high-frequency electromagnetic field, which has the following advantages:
high efficiency and energy saving: the induction heating can directly convert electric energy into heat energy, has high heating efficiency, and can heat the conductive material to a required temperature in a short time, so that the induction heating device has high energy conversion efficiency and energy-saving effect.
And (3) rapid heating: because induction heating is a non-contact heating mode, the heating speed is very high, and materials can be heated to the required temperature in a few seconds, so that the induction heating has higher production efficiency and production capacity.
The temperature control precision is high: the induction heating can accurately control the heating process by adjusting parameters such as frequency, current and the like of an electromagnetic field, and can realize high-precision temperature control and heating uniformity.
The applicability is wide: induction heating is suitable for various conductive materials including metals, alloys, ceramics, etc., and can be used in various industrial production fields such as forging, heat treatment, welding, surface treatment, etc.
No pollution: the induction heating does not need fuel and does not generate pollutants such as waste gas, waste water and the like, so that the induction heating is a clean heating mode.
The operation is simple and convenient: the induction heating equipment is simple in structure and convenient to operate, can realize automatic production, and reduces labor cost.
And the induction heating can accurately control the preheating temperature of the aluminum alloy blank by controlling the heating time, and the heating is stopped when the preheating temperature reaches the preset temperature, and the following calculation formula of the heating time is as follows:
wherein t: heating time unit: second of
m: mass unit of aluminum alloy blank: kilogram (kg)
Cp: specific heat capacity unit of aluminum alloy: joule/kg Kelvin
Δt: temperature difference unit between target temperature and initial temperature: kelvin (Kelvin)
P: heating power unit of induction coil: watts (watt)
η: the heating efficiency is usually in the range of 0.8 to 0.9
N: the efficiency of the induction coil is usually in the range of 0.8-0.9
V: volume unit of aluminum alloy blank: cubic meter
The loss of heat and energy can be estimated experimentally or empirically. The heat dissipation losses include heat exchange with the environment and heat transfer losses between the blank and the surrounding environment, while the energy losses are due to the response time of the heating system.
Referring to fig. 4, a cooling mechanism 10 is disposed between the preheating mechanism 9 and the forging press 1, the cooling mechanism 10 includes a cooling water tank 1001, cooling water is poured into the cooling water tank 1001, a second lifting cylinder 1002 is disposed at the bottom of the cooling water tank 1001, the second lifting cylinder 1002 penetrates through the cooling water tank 1001, a joint between the second lifting cylinder 1002 and the cooling water tank 1001 is sealed, a porous cooling disc 1003 is fixedly connected to a piston shaft end of the second lifting cylinder 1002, and the second lifting cylinder 1002 can drive the porous cooling disc 1003 to ascend and descend, so that the soaking cooling time of the aluminum alloy forging can be controlled, the cooling temperature of the aluminum alloy forging can be controlled, and residual stress can be eliminated conveniently.
Referring to fig. 4, a feeding and discharging mechanism 11 is disposed above a preheating mechanism 9 and a cooling mechanism 10, the feeding and discharging mechanism 11 includes a supporting upright 1101, one side of the preheating mechanism 9 and the cooling mechanism 10 is provided with the supporting upright 1101, a lead screw nut 1102 is fixedly connected to the supporting upright 1101, a trapezoidal lead screw 1103 is connected to the lead screw nut 1102 in a driving manner, the trapezoidal lead screw 1103 is movably mounted on a lifting frame 1104 through a bearing, a lifting motor 1105 is fixedly mounted at one end of the lifting frame 1104, the trapezoidal lead screw 1103 is fixedly connected with the lifting motor 1105 through a coupling, a horizontal guide rail 1106 is fixedly connected to the lower end of the lifting frame 1104, a horizontal slide block 1107 is connected to the horizontal guide rail 1106 in a sliding manner, one end of the horizontal guide rail 1106 is fixedly connected with a driving motor 1108, the driving motor 1108 is connected with the horizontal slide block 1107 through a lead screw transmission, one end of the horizontal slide block 1109 is fixedly connected with the air floatation guide rail 1109, a linear motor 1110 is arranged on the air floatation guide rail 1109, and a high-temperature resistant mechanical claw 12 is fixedly connected to the linear motor 1110, so that the lifting motor 1103 can drive the trapezoidal lead screw 1103 to rotate, the lifting motor is controlled by the cooperation of the lifting frame 1104 and the lifting motor 1104, the lifting motor 1106 can control the lifting of the lifting frame, so that the horizontal guide rail 1106 can be controlled to move along the horizontal guide rail 1107 in a large-speed along the horizontal guide rail 1109, the high-temperature resistant mechanical claw 1109, and the high-speed can move along the horizontal guide rail 1105, and the high-speed and the horizontal guide rail 1109.
Referring to fig. 5, a mold cleaning mechanism 13 is disposed on the feeding and discharging mechanism 11, when the high temperature resistant mechanical claw 12 moves to the upper side of the lower mold 7 to grasp the forging piece, the air compressor 1302 can generate high pressure gas, the electromagnetic valve 1301 opens the pipeline, the high pressure gas is ejected through the high pressure air nozzle 1303, the lower mold 7 is subjected to air injection cleaning, oxide film residues generated by forging are blown away, and the surface of the mold is cooled.
Working principle: when the automobile door lightweight aluminum alloy hinge forging and pressing forming device is used, firstly an aluminum alloy blank is placed on a heating lifting table 905, then a first lifting cylinder 904 drives the heating lifting table 905 and the aluminum alloy blank to descend to an induction coil 903, then the induction coil 903 is electrified, when the aluminum alloy blank is heated to a preset temperature by utilizing a high-frequency electromagnetic field, the first lifting cylinder 904 drives the heating lifting table 905 to ascend, meanwhile, a high-temperature resistant mechanical claw 12 is used for grabbing the aluminum alloy blank, then an upper feeding mechanism 11 is matched with the high-temperature resistant mechanical claw 12 to feed the aluminum alloy blank into a die, then a hydraulic cylinder 2 drives a pressure seat 3 to descend, an upper die 5 and a lower die 7 are mutually extruded, so that the aluminum alloy hinge is formed, a circulating water pump 8 drives water to flow into a first cooling interlayer 402 and a second cooling interlayer 602 in an upper die mounting seat 4 and a lower die mounting seat 6 during forging and pressing, the flowing cooling water exchanges heat with the upper die mounting seat 4 and the lower die mounting seat 6 through the first framework filling layer 403 and the second framework filling layer 603, so that the upper die 5, the lower die 7 and the aluminum alloy hinge are subjected to heat dissipation and temperature reduction, the aluminum alloy hinge is solidified and formed, then the hydraulic cylinder 2 drives the upper die 5 and the lower die 7 to be separated, the high-temperature resistant mechanical claw 12 takes out the aluminum alloy hinge and places the aluminum alloy hinge on the porous cooling disc 1003 of the cooling mechanism 10, then the second lifting cylinder 1002 drives the porous cooling disc 1003 to descend, the aluminum alloy hinge is immersed in the cooling water tank 1001 for rapid cooling, then the porous cooling disc 1003 is lifted, the cooled aluminum alloy hinge is taken away, and the high-temperature resistant mechanical claw 12 can grasp the aluminum alloy blank which is finished by next preheating.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a lightweight aluminum alloy hinge forging and pressing forming device of car door, includes forging press (1), its characterized in that: be provided with pneumatic cylinder (2) on forging press (1), the output fixedly connected with pressure seat (3) of pneumatic cylinder (2), fixedly connected with goes up mould mount pad (4) on pressure seat (3), go up mould mount pad (4) in the embedding install mould (5), go up mould (5) below and be provided with lower mould mount pad (6), lower mould (7) are installed in the embedding of lower mould mount pad (6), forging press (1) one side is provided with preheating mechanism (9), be provided with cooling mechanism (10) between preheating mechanism (9) and forging press (1), preheating mechanism (9) and cooling mechanism (10) top are provided with feed mechanism (11), be provided with high temperature resistant gripper (12) and mould cleaning mechanism (13) on feed mechanism (11).
2. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 1, wherein: go up mould mounting seat (4) in and seted up mould mounting groove (401), go up mould (5) embedding and fix in last mould mounting groove (401), just it has heat conduction lubricating grease to fill between last mould mounting groove (401) and the last mould (5), go up mould mounting groove (401) and seted up first cooling intermediate layer (402) all around, be provided with first skeleton filling layer (403) in first cooling intermediate layer (402), first water inlet (404) and first delivery port (405) have been seted up to first cooling intermediate layer (402) one side, be provided with first baffle (406) between first water inlet (404) and the first delivery port (405) with first cooling intermediate layer (402) cut off, first water inlet (404) and first delivery port (405) are connected with circulating water pump (8) respectively.
3. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 1, wherein: offer lower mould mounting groove (601) in lower mould mount pad (6), lower mould (7) embedding is fixed in lower mould mounting groove (601), just fill between lower mould mounting groove (601) and lower mould (7) and have heat conduction lubricating grease, second cooling intermediate layer (602) have been seted up around lower mould mounting groove (601), be provided with second skeleton filling layer (603) in second cooling intermediate layer (602), second water inlet (604) and second delivery port (605) have been seted up to second cooling intermediate layer (602) one side, be provided with second baffle (606) between second water inlet (604) and second delivery port (605) and cut off second cooling intermediate layer (602), second water inlet (604) and second delivery port (605) have circulating water pump (8) through pipe connection respectively.
4. A lightweight aluminum alloy hinge forging and pressing molding apparatus for automobile doors as set forth in claim 3, wherein: the first framework filling layer (403) and the second framework filling layer (603) are made of foamed aluminum alloy materials, a large number of holes communicated with each other are formed in the foamed aluminum alloy, and the first framework filling layer (403) and the second framework filling layer (603) are welded with the upper die mounting seat (4) and the lower die mounting seat (6) respectively.
5. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 1, wherein: the preheating mechanism (9) comprises a preheating barrel (901), a heat insulation interlayer (902) is arranged in the preheating barrel (901), an induction coil (903) is arranged in the preheating barrel (901), a first lifting cylinder (904) is arranged at the bottom of the preheating barrel (901), and a heating lifting table (905) is arranged at the output end of the first lifting cylinder (904).
6. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 5, wherein: the induction coil (903) is arranged on the upper portion of the preheating barrel (901), the first lifting cylinder (904) is arranged at the bottom of the preheating barrel (901), the induction coil (903) is not overlapped with the first lifting cylinder (904), and the heating lifting table (905) is made of high-temperature resistant insulating materials such as alumina ceramics.
7. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 1, wherein: the cooling mechanism (10) comprises a cooling water tank (1001), cooling water is filled in the cooling water tank (1001), a second lifting cylinder (1002) is arranged at the bottom of the cooling water tank (1001), the second lifting cylinder (1002) penetrates through the cooling water tank (1001), the joint of the second lifting cylinder (1002) and the cooling water tank (1001) is subjected to sealing treatment, and a porous cooling disc (1003) is fixedly connected with the tail end of a piston shaft of the second lifting cylinder (1002).
8. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 1, wherein: the utility model provides a feeding and discharging mechanism (11) is including support column (1101), preheating mechanism (9) and cooling mechanism (10) one side is provided with support column (1101), fixedly connected with screw nut (1102) on support column (1101), the transmission is connected with trapezoidal lead screw (1103) on screw nut (1102), trapezoidal lead screw (1103) pass through bearing movable mounting on crane (1104), crane (1104) one end fixed mounting has elevator motor (1105), trapezoidal lead screw (1103) pass through shaft coupling and elevator motor (1105) fixed connection, crane (1104) lower extreme fixedly connected with horizontal guide rail (1106), sliding connection has horizontal slider (1107) on horizontal guide rail (1106), horizontal guide rail (1106) one end fixedly connected with driving motor (1108), driving motor (1108) are connected with horizontal slider (1107) through screw drive, horizontal slider (1107) one end fixedly connected with air supporting rail (1109), be provided with linear motor (1110) on air supporting rail (1109), high temperature resistant mechanical claw (12) on linear motor (1109).
9. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 8, wherein: the horizontal guide rail (1106) and the air-float guide rail (1109) are positioned right above the preheating mechanism (9) and the cooling mechanism (10), and the horizontal guide rail (1106) is parallel to the connecting lines of the air-float guide rail (1109), the preheating mechanism (9) and the cooling mechanism (10) with the lower die (7).
10. The apparatus for forging and forming a lightweight aluminum alloy hinge for an automobile door as recited in claim 8, wherein: the mold cleaning mechanism (13) comprises an electromagnetic valve (1301), the electromagnetic valve (1301) is arranged on a linear motor (1110), one end of the electromagnetic valve (1301) is connected with an air compressor (1302) through a pipeline, and the other end of the electromagnetic valve (1301) is connected with a high-pressure air jet (1303).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310803742.7A CN117000925B (en) | 2023-07-03 | 2023-07-03 | Automobile door lightweight aluminum alloy hinge forging and pressing forming device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310803742.7A CN117000925B (en) | 2023-07-03 | 2023-07-03 | Automobile door lightweight aluminum alloy hinge forging and pressing forming device |
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| Publication Number | Publication Date |
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| CN117000925A true CN117000925A (en) | 2023-11-07 |
| CN117000925B CN117000925B (en) | 2024-03-26 |
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| CN202310803742.7A Active CN117000925B (en) | 2023-07-03 | 2023-07-03 | Automobile door lightweight aluminum alloy hinge forging and pressing forming device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118080757A (en) * | 2024-04-22 | 2024-05-28 | 江苏珀然股份有限公司 | Forging device and forming method for aluminum alloy wheel |
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| CN118080757A (en) * | 2024-04-22 | 2024-05-28 | 江苏珀然股份有限公司 | Forging device and forming method for aluminum alloy wheel |
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| CN117000925B (en) | 2024-03-26 |
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