CN115255314A - High-density die-casting forming device and die-casting process for aluminum alloy die-casting - Google Patents
High-density die-casting forming device and die-casting process for aluminum alloy die-casting Download PDFInfo
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- CN115255314A CN115255314A CN202210974537.2A CN202210974537A CN115255314A CN 115255314 A CN115255314 A CN 115255314A CN 202210974537 A CN202210974537 A CN 202210974537A CN 115255314 A CN115255314 A CN 115255314A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/002—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure using movable moulds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/30—Accessories for supplying molten metal, e.g. in rations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/32—Controlling equipment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a high-density die-casting forming device and a die-casting process for an aluminum alloy die-casting piece, and relates to the technical field of aluminum alloy die-casting. According to the invention, two dies are arranged on the rotary workbench, and the automatic feeding, die opening, cooling and demolding of the aluminum alloy die casting are realized by matching with the feeding device, the cooling mechanism and the discharging mechanism, so that the efficiency of mass die casting production is improved.
Description
Technical Field
The invention relates to the technical field of aluminum alloy die casting, in particular to a high-density die-casting forming device and a die-casting process for an aluminum alloy die casting.
Background
Aluminum alloys are the most widely used class of non-ferrous structural materials in industry and have found a number of applications in the aerospace, automotive, mechanical manufacturing, marine and chemical industries.
In the production of traditional aluminum alloy castings, solid metal materials are generally smelted into liquid metal, then the liquid metal is manually poured into a mold, and after a period of time, the mold opening, cooling and demolding are manually carried out on the liquid metal, so that the large-batch die-casting production efficiency is low.
Disclosure of Invention
The invention aims to solve the problems of the prior art, and provides a high-density die-casting forming device and a die-casting process for an aluminum alloy die-casting piece.
In order to achieve the purpose, the invention adopts the following technical scheme:
the high-density die-casting forming device comprises a base, a workbench rotatably arranged at the top of the base, two dies symmetrically arranged at the left end and the right end of the workbench, a feeding device positioned on the right side of the workbench, and a discharging mechanism and a cooling mechanism positioned on the left side of the workbench, wherein a rotating shaft is arranged at the bottom of the base and is driven by a first motor, the first motor is electrically connected with a control panel, and a collecting box is arranged on the left side of the discharging mechanism;
the mould is including setting up in the bed die at workstation top and the last mould that is located the bed die top, it is connected with the pinion rack to go up the mould top through the mounting bracket, the embedded guide cylinder that is equipped with of workstation, sliding connection about pinion rack and the guide cylinder inner wall, the bottom of pinion rack is run through the guide cylinder and is connected with first gear engagement, first gear is installed in the bull stick surface, the bull stick rotates and sets up in cyclic annular position cover, the one end that cyclic annular position cover center department was kept away from to the bull stick is provided with the second gear, semi-annular cushion is installed in cyclic annular position cover inner wall left side, semi-annular cushion surface is provided with a plurality of first tooth pieces with second gear engagement.
Furthermore, the discharging mechanism comprises an installation seat arranged at the top of the base and a hollow rotating shaft rotatably arranged in the installation seat, a rotating seat is arranged at the top end of the hollow rotating shaft and penetrates through the eccentric part of the installation seat, a clamping plate group is movably arranged at one end of the rotating seat far away from the hollow rotating shaft, and a clamping head group is arranged at the lower part of one end of the clamping plate group far away from the rotating seat; the utility model discloses a hollow rotating shaft, including hollow rotating shaft, third gear, fourth gear, third gear and mounting base inner wall, the third gear is installed to hollow rotating shaft's lower part, the third gear is connected with fourth gear engagement, third gear and fourth gear all rotate with the mounting base inner wall and are connected, the fourth gear is located the right side of third gear, the lateral wall surface symmetry at both ends is provided with two sets of meshing portion groups about the workstation, meshing portion group specifically is a plurality of second tooth pieces with fourth gear engagement.
Further, splint group installs in slide top one end, the slide other end is connected with the ejector pad bottom, sliding connection about ejector pad and the swivel mount inner wall, install the second electric telescopic handle of drive ejector pad in the swivel mount inner wall, from the top down inlays in proper order in the swivel mount inner wall and is equipped with first pressure sensor, second pressure sensor and the third pressure sensor with the ejector pad contact, second electric telescopic handle, first pressure sensor, second pressure sensor and third pressure sensor all are connected with the control panel electricity, control panel installs in cyclic annular position cover front surface.
Further, splint group is including setting up in the rotary type splint at slide top and the fixed splint that are located rotary type splint rear side, the rotary type splint pass through second motor drive, the second motor is connected with control panel electricity.
Further, the chuck group is including articulating in the rotary type chuck of rotary type splint trailing flank and setting up in the fixed chuck of fixed splint front surface, the rotary type chuck contacts with fixed chuck.
Furthermore, the cooling mechanism comprises a plurality of spray headers obliquely arranged on the surface of the rotary seat, the spray headers and the clamping plate groups are arranged on the same side, the spray headers are positioned above the clamping plate groups, the spray headers are communicated with the interior of the hollow rotary shaft through an air outlet pipe, the lower part of the hollow rotary shaft is communicated with an air inlet pipe through an air storage ring, one end of the air inlet pipe, far away from the air storage ring, is communicated with the refrigerator, and a ball valve is arranged in the air inlet pipe;
the ball valve comprises a shell communicated with the air inlet pipe and a valve core rotatably arranged in the shell, a stepped shaft is arranged at the top of the valve core, a fifth gear penetrates through the shell and is installed on the stepped shaft, and the fifth gear is meshed with the third gear.
Furthermore, the upper end and the lower end of the gas storage ring are respectively connected with the surface of the hollow rotating shaft through a sealing bearing in a rotating mode, the surface of the hollow rotating shaft is provided with a gas passing port communicated with the gas storage ring, and the right side of the gas storage ring is connected with the inner wall of the mounting seat through a mounting plate.
Further, the feed arrangement slides from side to side and sets up in the fixing base top, the fixing base is installed in the base top, the first electric telescopic handle that is used for promoting feed arrangement is installed at the fixing base top, first electric telescopic handle is connected with the control panel electricity.
Furthermore, infrared emitters are embedded at the left end and the right end of the workbench, infrared receivers matched with the infrared emitters are installed on the surface of the feeding device, and the infrared receivers are electrically connected with the control panel;
install treater and relay in the control panel, infrared receiver, first pressure sensor, second pressure sensor and third pressure sensor's output all is connected with the input electricity of treater, the output of treater is connected with the input electricity of relay, the output of relay is connected with first electric telescopic handle, first motor, second motor and second electric telescopic handle electricity respectively.
Further, the method comprises the following steps:
s1: firstly, setting the feeding time of a feeding device, the working start time of a second electric telescopic rod and the working reset time of the second electric telescopic rod in a processor;
s2: starting a first motor to enable the first motor to rotate positively, so as to drive a workbench to rotate, rotating a mold on the left side of the workbench to the right side of the workbench, aligning an infrared emitter in the workbench with an infrared receiver on the surface of a feeding device, receiving a signal by the infrared receiver, sending the signal to a processor by the infrared receiver for processing, sending an instruction to a relay by the processor to control the first motor to stop rotating, and simultaneously controlling a first electric telescopic rod to start, so as to push the feeding device to slide close to the mold;
s3: starting a feeding device to inject molten slurry into the mold;
s4: after a period of time, when feeding time is up, the processor sends an instruction to the relay to control the first electric telescopic rod to reset, so that the feeding device is far away from the die, the first motor is controlled to rotate reversely, the die which is injected with molten slurry on the workbench is driven to be far away from the feeding device and rotate to the left side, the die which is not injected with molten slurry on the workbench is rotated to the right side, the infrared transmitter below the die which is not injected with molten slurry on the workbench is aligned with the infrared receiver on the surface of the feeding device, the infrared receiver receives a signal, the infrared receiver sends the signal to the processor for processing, the processor sends an instruction to the relay to control the first motor to stop rotating, the first electric telescopic rod is controlled to start, the feeding device is pushed to slide close to the die, further, the feeding device is started to inject molten slurry into the die, and accordingly, the two dies on the workbench are alternately injected with left and right reciprocating motion;
s5: during the process that the mould injected with molten slurry on the workbench rotates to the left side, the second gear is meshed with the plurality of first tooth blocks on the semi-annular cushion block, so that the first gear is driven to rotate, the toothed plate is driven to move upwards, the upper mould is driven to be far away from the lower mould, and the mould opening work is finished;
s6: in the process that the mould injected with molten slurry on the workbench rotates to the left side, the second tooth block on the surface of the workbench is meshed with the fourth gear to rotate, so that the third gear is driven to be meshed with and rotate, the hollow rotating shaft is driven to rotate, and the rotary seat is driven to rotate, so that the clamping plate group and the spray headers are close to the lower mould;
s7: after a period of time, when the working start time is up, the processor sends an instruction to the relay to control the second electric telescopic rod to start, so that the push block is driven to move downwards, the push block is enabled to be in contact with the third pressure sensor, the third pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second electric telescopic rod to stop, the clamp head group is enabled to be close to the clamping position of the casting, the processor sends an instruction to the relay to control the second motor to start, the rotary clamp plate is driven to rotate to be close to the fixed clamp plate, the rotary clamp head is enabled to be close to the fixed clamp head to clamp the casting, then the processor sends an instruction to the relay to control the second electric telescopic rod to move upwards, the push block is enabled to be in contact with the first pressure sensor, the first pressure sensor sends a signal to the processor, and the processor sends an instruction to the relay to control the second electric telescopic rod to stop, so that the casting is demoulded;
when the workbench rotates to the replacement position again after demolding, the second gear block on the workbench drives the rotary seat to reset through the matching of the fourth gear and the third gear, so that the casting is driven to rotate, and the casting is positioned above the collection box;
s8: after a period of time, when the work reset time is up, the processor sends an instruction to the relay to control the second electric telescopic rod to reset, so that the push block is in contact with the second pressure sensor, the second pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second motor to reset, the rotary type clamping plate is far away from the fixed type clamping plate, the rotary type clamping head is further driven to be far away from the fixed type clamping head, and the casting falls into the collecting box;
meanwhile, when the second gear block on the workbench drives the rotary seat to reset through the matching of the fourth gear and the third gear, the third gear drives the fifth gear to reset, so that the valve core resets, and the spray header does not spray cold air any more.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, two dies are arranged on the rotary workbench, and the automatic feeding, die opening, cooling and demolding of the aluminum alloy die casting are realized by matching with the feeding device, the cooling mechanism and the discharging mechanism, so that the efficiency of mass die casting production is improved.
Drawings
FIG. 1 is an external structural schematic diagram of a high-density die-casting forming device and a die-casting process for an aluminum alloy die-casting part, which are provided by the invention;
FIG. 2 is a schematic diagram of the internal structure of the high-density die-casting forming device and the die-casting process for the aluminum alloy die-casting piece provided by the invention;
fig. 3 is a schematic structural diagram of a toothed plate, a first gear, an annular positioning cover, a second gear and a semi-annular cushion block in the high-density die-casting forming device and the die-casting process for the aluminum alloy die-casting part provided by the invention;
FIG. 4 is a top view of a semi-annular cushion block in the high-density die-casting forming device and the die-casting process for the aluminum alloy die-casting piece, which are provided by the invention;
FIG. 5 is a schematic structural diagram of a high-density die-casting forming device for aluminum alloy die castings and a discharging mechanism in a die-casting process, which are provided by the invention;
FIG. 6 is a schematic diagram of the internal structure of the mounting seat in the high-density die-casting forming device and the die-casting process for the aluminum alloy die-casting piece provided by the invention;
FIG. 7 is a top view of the clamping plate set in the high-density die-casting forming device and the die-casting process for the aluminum alloy die-casting piece, which are provided by the invention;
fig. 8 is a schematic diagram of the internal structures of the gas storage ring and the ball valve in the high-density die-casting forming device and the die-casting process for the aluminum alloy die-casting piece provided by the invention.
In the figure: 1. a base; 2. a work table; 3. a mold; 31. a lower die; 32. an upper die; 33. a toothed plate; 34. a guide cylinder; 35. a first gear; 36. an annular positioning cover; 37. a second gear; 38. a semi-annular cushion block; 4. a feeding device; 41. a fixed seat; 42. a first electric telescopic rod; 5. a cooling mechanism; 51. a shower head; 52. a gas storage ring; 53. a ball valve; 531. a housing; 532. a valve core; 54. mounting a plate; 55. a refrigerator; 533. a fifth gear; 6. a discharge mechanism; 61. a mounting seat; 62. a hollow rotating shaft; 63. rotating; 64. a clamping plate group; 641. a rotary clamping plate; 642. a fixed splint; 65. a chuck group; 651. a rotating chuck; 652. a fixed chuck; 66. a slide plate; 67. a push block; 68. a second electric telescopic rod; 69. a third gear; 610. a fourth gear; 7. and a collection box.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-8, the high-density die-casting forming device and the die-casting process for the aluminum alloy die-casting piece comprise a base 1, a workbench 2 rotatably arranged at the top of the base 1, two dies 3 symmetrically arranged at the left end and the right end of the workbench 2, a feeding device 4 positioned at the right side of the workbench 2, a discharging mechanism 6 positioned at the left side of the workbench 2 and a cooling mechanism 5, wherein a rotating shaft is arranged at the bottom of the base 1 and driven by a first motor, the first motor is electrically connected with a control panel, and a collecting box 7 is arranged at the left side of the discharging mechanism 6;
Further, the discharging mechanism 6 comprises an installation seat 61 arranged at the top of the base 1 and a hollow rotating shaft 62 rotatably arranged in the installation seat 61, a rotating seat 63 is arranged at the top end of the hollow rotating shaft 62 and penetrates through the eccentric part of the installation seat 61, a clamping plate group 64 is movably arranged at one end of the rotating seat 63 far away from the hollow rotating shaft 62, and a clamping head group 65 is arranged at the lower part of one end of the clamping plate group 64 far away from the rotating seat 63; the third gear 69 is installed to the lower part of hollow rotating shaft 62, and third gear 69 is connected with fourth gear 610 meshing, and third gear 69 and fourth gear 610 all rotate with the mount pad 61 inner wall and are connected, and fourth gear 610 is located the right side of third gear 69, and the lateral wall surface symmetry at workstation 2 left and right sides both ends is provided with two sets of meshing portion group, and meshing portion group specifically is a plurality of second tooth pieces with fourth gear 610 meshing.
Further, splint group 64 installs in slide 66 top one end, the slide 66 other end is connected with ejector pad 67 bottom, sliding connection about ejector pad 67 and swivel mount 63 inner wall, install the second electric telescopic handle 68 of drive ejector pad 67 in the swivel mount 63 inner wall, from the top down inlays in proper order in the swivel mount 63 inner wall and is equipped with the first pressure sensor with the contact of ejector pad 67, second pressure sensor and third pressure sensor, second electric telescopic handle 68, first pressure sensor, second pressure sensor and third pressure sensor all are connected with the control panel electricity, control panel installs in cyclic annular position cover 36 front surface.
Further, the clamping plate set 64 includes a rotating clamping plate 641 disposed on the top of the sliding plate 66 and a fixed clamping plate 642 disposed at the rear side of the rotating clamping plate 641, and the rotating clamping plate 641 is driven by a second motor electrically connected to the control panel.
Further, the collet set 65 includes a rotating collet 651 hinged to a rear side surface of the rotating clamp plate 641 and a fixed collet 652 disposed on a front surface of the fixed clamp plate 642, the rotating collet 651 being in contact with the fixed collet 652.
Further, the cooling mechanism 5 comprises a plurality of spray headers 51 obliquely arranged on the surface of the rotary base 63, the spray headers 51 and the clamping plate group 64 are arranged on the same side, the spray headers 51 are positioned above the clamping plate group 64, the spray headers 51 are communicated with the interior of the hollow rotating shaft 62 through an air outlet pipe, the lower part of the hollow rotating shaft 62 is communicated with an air inlet pipe through an air storage ring 52, one end of the air inlet pipe, far away from the air storage ring 52, is communicated with the refrigerator 55, and a ball valve 53 is arranged in the air inlet pipe;
the ball valve 53 comprises a housing 531 communicated with the air inlet pipe, and a valve core 532 rotatably arranged in the housing 531, wherein a step shaft is arranged at the top of the valve core 532, a fifth gear 533 is installed on the step shaft through the housing 531, and the fifth gear 533 is meshed with the third gear 69.
Further, the upper end and the lower end of the air storage ring 52 are rotatably connected with the surface of the hollow rotating shaft 62 through sealed bearings, the surface of the hollow rotating shaft 62 is provided with an air passing port communicated with the air storage ring 52, and the right side of the air storage ring 52 is connected with the inner wall of the mounting seat 61 through the mounting plate 54.
Further, 4 horizontal slip of feed arrangement sets up in fixing base 41 tops, and fixing base 41 is installed in base 1 top, and first electric telescopic handle 42 that is used for promoting feed arrangement 4 is installed at fixing base 41 tops, and first electric telescopic handle 42 is connected with the control panel electricity.
Furthermore, infrared emitters are embedded at the left end and the right end of the workbench 2, infrared receivers matched with the infrared emitters are installed on the surface of the feeding device 4, and the infrared receivers are electrically connected with the control panel;
a processor and a relay are installed in the control panel, the output ends of the infrared receiver, the first pressure sensor, the second pressure sensor and the third pressure sensor are electrically connected with the input end of the processor, the output end of the processor is electrically connected with the input end of the relay, and the output end of the relay is electrically connected with the first electric telescopic rod 42, the first motor, the second motor and the second electric telescopic rod 68 respectively.
Further, the method comprises the following steps:
s1: firstly, setting the feeding time of the feeding device 4, the working start time of the second electric telescopic rod 68 and the working reset time of the second electric telescopic rod 68 in a processor;
s2: starting a first motor to enable the first motor to rotate forwards so as to drive a workbench 2 to rotate, rotating a mold 3 on the left side of the workbench 2 to the right side of the workbench 2, aligning an infrared emitter in the workbench 2 with an infrared receiver on the surface of a feeding device 4, receiving a signal by the infrared receiver, sending the signal to a processor by the infrared receiver for processing, sending an instruction to a relay by the processor to control the first motor to stop rotating, and simultaneously controlling a first electric telescopic rod 42 to start so as to push the feeding device 4 to slide close to the mold 3;
s3: starting a feeding device 4 to inject molten slurry into the die 3;
s4: after a period of time, when feeding time is up, the processor sends an instruction to the relay to control the first electric telescopic rod 42 to reset, so that the feeding device 4 is far away from the mold 3, the first motor is controlled to rotate reversely, the mold 3 which is injected with molten slurry on the workbench 2 is driven to be far away from the feeding device 4 and to rotate to the left side, the mold 3 which is not injected with molten slurry on the workbench 2 is rotated to the right side, an infrared transmitter below the mold 3 which is not injected with molten slurry on the workbench 2 is aligned with an infrared receiver on the surface of the feeding device 4, the infrared receiver receives a signal, the infrared receiver sends the signal to the processor to be processed, the processor sends an instruction to the relay to control the first motor to stop rotating, the first electric telescopic rod 42 is controlled to be started, the feeding device 4 is pushed to slide close to the mold 3, and further, the feeding device 4 is started to inject molten slurry into the mold 3, and accordingly the two molds 3 on the workbench 2 are alternately injected in a left-right reciprocating mode;
s5: in the process that the mold 3 for injecting molten slurry on the workbench 2 rotates to the left side, the second gear 37 is meshed with the plurality of first tooth blocks on the semi-annular cushion block 38, so that the first gear 35 is driven to rotate, the tooth plate 33 is driven to move upwards, the upper mold 32 is driven to be far away from the lower mold 31, and the mold opening work is completed;
s6: in the process that the mold 3 injected with molten slurry on the workbench 2 rotates to the left side, the second tooth block on the surface of the workbench 2 is meshed with the fourth gear 610 to rotate, so that the third gear 69 is driven to be meshed and rotated, the hollow rotating shaft 62 is driven to rotate, and the rotating seat 63 is driven to rotate, so that the clamping plate group 64 and the spray headers 51 are close to the lower mold 31, wherein when the third gear 69 rotates, the fifth gear 533 is driven to rotate, so that the valve core 532 is driven, cold air in the refrigerator 55 enters the hollow rotating shaft 62 through the air inlet pipe and the air storage ring 52, enters the plurality of spray headers 51 through the air outlet pipe, and is finally sprayed into the lower mold 31 to finish cooling of a casting;
s7: after a period of time, when the working start time is up, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to start, so that the push block 67 is driven to move downwards, the push block 67 is enabled to be in contact with the third pressure sensor, the third pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to stop, the clamp head group 65 is enabled to be close to the clamping position of the casting, the processor sends an instruction to the relay to control the second motor to start, the rotary clamp plate 641 is driven to rotate to be close to the fixed clamp plate 642, the rotary clamp head 651 is enabled to be close to the fixed clamp head 652 to clamp the casting, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to move upwards, the push block 67 is enabled to be in contact with the first pressure sensor, the first pressure sensor sends a signal to the processor, and the processor sends an instruction to the relay to control the second electric telescopic rod 68 to stop, so that the casting is demoulded;
when the workbench 2 rotates to the replacement position again after demolding, the second gear block on the workbench 2 drives the rotary seat 63 to reset through the matching of the fourth gear 610 and the third gear 69, and further drives the casting to rotate, so that the casting is positioned above the collection box 7;
s8: after a period of time, when the work reset time is reached, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to reset, so that the push block 67 is in contact with the second pressure sensor, the second pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second motor to reset, the rotary clamping plate 641 is far away from the fixed clamping plate 642, and the rotary clamping head 651 is further driven to be far away from the fixed clamping head 652, so that the casting falls into the collection box 7;
meanwhile, when the second gear on the worktable 2 drives the swivel base 63 to reset through the cooperation of the fourth gear 610 and the third gear 69, the third gear 69 drives the fifth gear 533 to reset, so that the valve core 532 resets, and the spray head 51 does not spray cold air any more.
The working principle is as follows: when in use, the feeding time of the feeding device 4, the working start time of the second electric telescopic rod 68 and the working reset time of the second electric telescopic rod 68 are set in the processor;
further, a first motor is started, so that the first motor rotates forwards to drive the workbench 2 to rotate, the die 3 on the left side of the workbench 2 is rotated to the right side of the workbench 2, an infrared emitter in the workbench 2 is aligned with an infrared receiver on the surface of the feeding device 4, the infrared receiver receives a signal, the infrared receiver sends the signal to a processor for processing, the processor sends an instruction to a relay to control the first motor to stop rotating, and meanwhile, the first electric telescopic rod 42 is controlled to be started to push the feeding device 4 to slide close to the die 3, and further, the feeding device 4 is started to inject molten slurry into the die 3, (wherein the feeding device 4 is completed by adopting the prior art);
after a period of time, when the feeding time is up, the processor sends an instruction to the relay to control the first electric telescopic rod 42 to reset, so that the feeding device 4 is far away from the mold 3, the first motor is controlled to rotate reversely, the mold 3 which is injected with molten slurry on the workbench 2 is driven to be far away from the feeding device 4 and to rotate to the left side, the mold 3 which is not injected with molten slurry on the workbench 2 is rotated to the right side, the infrared emitter which is not injected with the molten slurry below the mold 3 on the workbench 2 is aligned with the infrared receiver on the surface of the feeding device 4, the infrared receiver receives a signal, the infrared receiver sends the signal to the processor to be processed, the processor sends an instruction to the relay to control the first motor to stop rotating, the first electric telescopic rod 42 is controlled to start, the feeding device 4 is pushed to slide close to the mold 3, further, the feeding device 4 is started to inject molten slurry into the mold 3, and accordingly the two molds 3 on the workbench 2 are alternately injected with left and right reciprocating motion;
in the process that the mold 3 for injecting molten slurry on the workbench 2 rotates to the left side, the second gear 37 is meshed with the plurality of first tooth blocks on the semi-annular cushion block 38, so that the first gear 35 is driven to rotate, the tooth plate 33 is driven to move upwards, the upper mold 32 is driven to be far away from the lower mold 31, and the mold opening work is completed;
in the process that the mold 3 injected with molten slurry on the workbench 2 rotates to the left side, the second tooth block on the surface of the workbench 2 is meshed with the fourth gear 610 to rotate, so that the third gear 69 is driven to be meshed and rotated, the hollow rotating shaft 62 is driven to rotate, and the rotating seat 63 is driven to rotate, so that the clamping plate group 64 and the spray headers 51 are close to the lower mold 31, wherein when the third gear 69 rotates, the fifth gear 533 is driven to rotate, so that the valve core 532 is driven, cold air in the refrigerator 55 enters the hollow rotating shaft 62 through the air inlet pipe and the air storage ring 52, enters the plurality of spray headers 51 through the air outlet pipe, and is finally sprayed into the lower mold 31 to finish cooling of a casting;
after a period of time, when the working start time is up, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to start, so that the push block 67 is driven to move downwards, the push block 67 is enabled to be in contact with the third pressure sensor, the third pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to stop, the clamp head group 65 is enabled to be close to the clamping position of the casting, the processor sends an instruction to the relay to control the second motor to start, the rotary clamp plate 641 is driven to rotate to be close to the fixed clamp plate 642, the rotary clamp head 651 is enabled to be close to the fixed clamp head 652 to clamp the casting, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to move upwards, the push block 67 is enabled to be in contact with the first pressure sensor, the first pressure sensor sends a signal to the processor, and the processor sends an instruction to the relay to control the second electric telescopic rod 68 to stop, so that the casting is demoulded;
when the workbench 2 rotates to the replacement position again after demolding, the second gear block on the workbench 2 drives the rotary seat 63 to reset through the cooperation of the fourth gear 610 and the third gear 69, so as to drive the casting to rotate, and the casting is positioned above the collection box 7;
after a period of time, when the work reset time is up, the processor sends an instruction to the relay to control the second electric telescopic rod 68 to reset, so that the push block 67 is in contact with the second pressure sensor, the second pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second motor to reset, the rotary clamping plate 641 is far away from the fixed clamping plate 642, the rotary clamping head 651 is further driven to be far away from the fixed clamping head 652, and the casting falls into the collecting box 7;
meanwhile, when the second gear on the worktable 2 drives the swivel base 63 to reset through the cooperation of the fourth gear 610 and the third gear 69, the third gear 69 drives the fifth gear 533 to reset, so that the valve core 532 resets, and the spray head 51 does not spray cold air any more.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The high-density die-casting forming device for the aluminum alloy die castings is characterized by comprising a base (1), a workbench (2) rotatably arranged at the top of the base (1), two dies (3) symmetrically arranged at the left end and the right end of the workbench (2), a feeding device (4) positioned on the right side of the workbench (2), and a discharging mechanism (6) and a cooling mechanism (5) positioned on the left side of the workbench (2), wherein a rotating shaft is arranged at the bottom of the base (1) and driven by a first motor, the first motor is electrically connected with a control panel, and a collecting box (7) is arranged on the left side of the discharging mechanism (6);
mould (3) are including setting up in bed die (31) at workstation (2) top and last mould (32) that are located bed die (31) top, it is connected with pinion rack (33) through the mounting bracket to go up mould (32) top, workstation (2) are embedded to be equipped with guide cylinder (34), sliding connection about pinion rack (33) and guide cylinder (34) inner wall, the bottom of pinion rack (33) is run through guide cylinder (34) and is connected with first gear (35) meshing, install in the bull stick surface first gear (35), the bull stick rotates and sets up in cyclic annular position cover (36), the bull stick is kept away from the one end of cyclic annular position cover (36) center department and is provided with second gear (37), semi-annular cushion (38) are installed in cyclic annular position cover (36) inner wall left side, semi-annular cushion (38) surface is provided with a plurality of first tooth pieces of second gear (37) meshing.
2. The high-density die-casting forming device for the aluminum alloy die castings according to the claim 1, wherein the discharging mechanism (6) comprises a mounting seat (61) arranged at the top of the base (1) and a hollow rotating shaft (62) rotatably arranged in the mounting seat (61), a rotating seat (63) is arranged at the top end of the hollow rotating shaft (62) through the eccentric position of the mounting seat (61), a clamping plate group (64) is movably arranged at one end of the rotating seat (63) far away from the hollow rotating shaft (62), and a clamping head group (65) is arranged at the lower part of one end of the clamping plate group (64) far away from the rotating seat (63); third gear (69) is installed to the lower part of hollow rotating shaft (62), third gear (69) and fourth gear (610) meshing connection, third gear (69) and fourth gear (610) all rotate with mount pad (61) inner wall and are connected, fourth gear (610) are located the right side of third gear (69), the lateral wall surface symmetry at both ends is provided with two sets of meshing portion group about workstation (2), meshing portion group specifically is a plurality of second tooth pieces with fourth gear (610) meshing.
3. The high-density die-casting forming device for the aluminum alloy die castings according to claim 2, wherein the clamping plate group (64) is installed at one end of the top of a sliding plate (66), the other end of the sliding plate (66) is connected with the bottom of a push block (67), the push block (67) is connected with the inner wall of a rotating seat (63) in an up-and-down sliding manner, a second electric telescopic rod (68) for driving the push block (67) is installed in the inner wall of the rotating seat (63), a first pressure sensor, a second pressure sensor and a third pressure sensor which are in contact with the push block (67) are sequentially embedded in the inner wall of the rotating seat (63) from top to bottom, the second electric telescopic rod (68), the first pressure sensor, the second pressure sensor and the third pressure sensor are all electrically connected with a control panel, and the control panel is installed on the front surface of the annular positioning cover (36).
4. The high density die casting device of aluminum alloy die castings according to claim 3, wherein the clamping plate set (64) comprises a rotating clamping plate (641) provided on top of the sliding plate (66) and a fixed clamping plate (642) located at the rear side of the rotating clamping plate (641), the rotating clamping plate (641) is driven by a second motor electrically connected with the control panel.
5. The high density die casting device for aluminum alloy die casting according to claim 4, wherein the collet group (65) comprises a rotating collet (651) hinged to a rear side surface of the rotating clamping plate (641) and a fixed collet (652) provided on a front surface of the fixed clamping plate (642), the rotating collet (651) being in contact with the fixed collet (652).
6. The high-density die-casting forming device for the aluminum alloy die castings according to claim 5, wherein the cooling mechanism (5) comprises a plurality of spray headers (51) obliquely arranged on the surface of the rotary base (63), the spray headers (51) and the clamping plate group (64) are arranged on the same side, the spray headers (51) are positioned above the clamping plate group (64), the spray headers (51) are communicated with the inside of the hollow rotating shaft (62) through an air outlet pipe, the lower part of the hollow rotating shaft (62) is communicated with an air inlet pipe through an air storage ring (52), one end of the air inlet pipe, which is far away from the air storage ring (52), is communicated with the refrigerator (55), and a ball valve (53) is arranged in the air inlet pipe;
the ball valve (53) comprises a shell (531) communicated with the air inlet pipe and a valve core (532) rotatably arranged in the shell (531), a stepped shaft is arranged at the top of the valve core (532), a fifth gear (533) penetrates through the shell (531), and the fifth gear (533) is meshed with the third gear (69).
7. The high-density die-casting forming device for the aluminum alloy die casting according to claim 6, wherein the upper end and the lower end of the gas storage ring (52) are respectively and rotatably connected with the surface of the hollow rotating shaft (62) through a sealing bearing, the surface of the hollow rotating shaft (62) is provided with a gas passing port communicated with the gas storage ring (52), and the right side of the gas storage ring (52) is connected with the inner wall of the mounting seat (61) through a mounting plate (54).
8. The high-density die-casting forming device for the aluminum alloy die castings according to the claim 7, wherein the feeding device (4) is arranged on the top of a fixed seat (41) in a left-right sliding manner, the fixed seat (41) is arranged on the top of the base (1), a first electric telescopic rod (42) for pushing the feeding device (4) is arranged on the top of the fixed seat (41), and the first electric telescopic rod (42) is electrically connected with a control panel.
9. The high-density die-casting forming device for the aluminum alloy die castings according to the claim 8, wherein infrared emitters are embedded at the left and right ends of the worktable (2), infrared receivers matched with the infrared emitters are installed on the surface of the feeding device (4), and the infrared receivers are electrically connected with a control panel;
install treater and relay in the control panel, infrared receiver, first pressure sensor, second pressure sensor and third pressure sensor's output all is connected with the input electricity of treater, the output of treater is connected with the input electricity of relay, the output of relay is connected with first electric telescopic handle (42), first motor, second motor and second electric telescopic handle (68) electricity respectively.
10. A die casting process for realizing the high-density die casting molding device of the aluminum alloy die casting piece according to any one of claims 1 to 9, characterized by comprising the steps of:
s1: firstly, setting the feeding time of a feeding device (4), the working start time of a second electric telescopic rod (68) and the working reset time of the second electric telescopic rod (68) in a processor;
s2: the first motor is started to rotate forwards, so that the workbench (2) is driven to rotate, the die (3) on the left side of the workbench (2) is rotated to the right side of the workbench (2), the infrared emitter in the workbench (2) is aligned with the infrared receiver on the surface of the feeding device (4), the infrared receiver receives signals, the infrared receiver sends the signals to the processor for processing, the processor sends an instruction to the relay to control the first motor to stop rotating, meanwhile, the first electric telescopic rod (42) is controlled to start, and the feeding device (4) is pushed to slide to be close to the die (3);
s3: starting a feeding device (4) to inject molten slurry into the die (3);
s4: after a period of time, when feeding time is up, the processor sends an instruction to the relay to control the first electric telescopic rod (42) to reset, so that the feeding device (4) is far away from the mold (3), the first motor is controlled to rotate reversely, the mold (3) which is injected with molten slurry on the workbench (2) is driven to be far away from the feeding device (4) and rotate to the left side, the mold (3) which is not injected with molten slurry on the workbench (2) is rotated to the right side, an infrared emitter which is not injected below the molten slurry mold (3) on the workbench (2) is aligned with an infrared receiver on the surface of the feeding device (4), the infrared receiver receives a signal, the infrared receiver sends the signal to the processor to be processed, the processor sends an instruction to the relay to control the first motor to stop rotating, the first electric telescopic rod (42) is controlled to be started at the same time, the feeding device (4) is pushed to slide close to the mold (3), and further, the feeding device (4) is started to inject molten slurry into the mold (3), and accordingly two molds (3) on the workbench (2) are injected with left and right alternate molten slurry injection;
s5: in the process that the mold (3) which is used for injecting molten slurry on the workbench (2) rotates to the left side, the second gear (37) is meshed with the plurality of first tooth blocks on the semi-annular cushion block (38), so that the first gear (35) is driven to rotate, the toothed plate (33) is driven to move upwards, the upper mold (32) is driven to be far away from the lower mold (31), and the mold opening work is completed;
s6: in the process that the mold (3) injected with molten slurry on the workbench (2) rotates to the left side, a second tooth block on the surface of the workbench (2) is meshed with a fourth gear (610) to rotate, so that a third gear (69) is driven to be meshed with the third gear, so that a hollow rotating shaft (62) is driven to rotate, and a rotating seat (63) is driven to rotate, so that a clamping plate group (64) and a spray header (51) are close to a lower mold (31), wherein a fifth gear (533) is driven to rotate when the third gear (69) rotates, so that a valve core (532) is driven, so that cold air in a valve core (55) enters the hollow rotating shaft (62) through an air inlet pipe and an air storage ring (52), and then enters a plurality of spray headers (51) through an air outlet pipe, and is finally sprayed into the lower mold (31), and the cooling of a casting is completed;
s7: after a period of time, when the working start time is up, the processor sends an instruction to the relay to control the second electric telescopic rod (68) to start, so that the push block (67) is driven to move downwards, the push block (67) is in contact with the third pressure sensor, the third pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second electric telescopic rod (68) to stop, the clamp head group (65) is close to the clamping position of the casting, the processor sends an instruction to the relay to control the second motor to start, the rotary clamp plate (641) is driven to rotate to be close to the fixed clamp plate (642), the rotary clamp head (651) is close to the fixed clamp head (652) to clamp the casting, the processor sends an instruction to the relay to control the second electric telescopic rod (68) to move upwards, the push block (67) is in contact with the first pressure sensor, the first pressure sensor sends a signal to the processor, and the processor sends an instruction to the relay to control the second electric telescopic rod (68) to stop, so that the casting is demoulded;
after demoulding, when the workbench (2) rotates to the replacement position again, the second gear block on the workbench (2) drives the rotary seat (63) to reset through the matching of the fourth gear (610) and the third gear (69), and then drives the casting to rotate, so that the casting is positioned above the collection box (7);
s8: after a period of time, when the work reset time is up, the processor sends an instruction to the relay to control the second electric telescopic rod (68) to reset, so that the push block (67) is in contact with the second pressure sensor, the second pressure sensor sends a signal to the processor, the processor sends an instruction to the relay to control the second motor to reset, the rotary clamping plate (641) is far away from the fixed clamping plate (642), and the rotary clamping head (651) is further driven to be far away from the fixed clamping head (652), so that the castings fall into the collecting box (7);
meanwhile, when the second gear block on the workbench (2) drives the rotary seat (63) to reset through the matching of the fourth gear (610) and the third gear (69), the third gear (69) drives the fifth gear (533) to reset, so that the valve core (532) resets, and the spray head (51) does not spray cold air any more.
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