CN117415302A - Die casting forming device for die casting manufacturing - Google Patents
Die casting forming device for die casting manufacturing Download PDFInfo
- Publication number
- CN117415302A CN117415302A CN202311423902.1A CN202311423902A CN117415302A CN 117415302 A CN117415302 A CN 117415302A CN 202311423902 A CN202311423902 A CN 202311423902A CN 117415302 A CN117415302 A CN 117415302A
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- fixedly connected
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- semicircular rings
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- 238000004512 die casting Methods 0.000 title claims abstract description 115
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 238000001816 cooling Methods 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims description 38
- 238000004891 communication Methods 0.000 claims description 29
- 238000003860 storage Methods 0.000 claims description 21
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000000110 cooling liquid Substances 0.000 abstract description 45
- 230000000694 effects Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 19
- 230000008569 process Effects 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000009471 action Effects 0.000 description 10
- 238000005266 casting Methods 0.000 description 7
- 239000002826 coolant Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention relates to the technical field of die casting, in particular to a die casting forming device for die casting manufacture, which comprises a mounting base, wherein the top of the mounting base is fixedly connected with a fixed base, the top of the fixed base is fixedly connected with a lower die, the top of the lower die is provided with a die casting cavity, an upper die is arranged above the lower die, the top of the upper die is fixedly connected with a fixed top plate, and the bottom of the upper die is fixedly connected with a die casting block; according to the invention, the heat of the die-casting product is taken away by contact heat conduction, so that cooling forming is performed, when cooling liquid flows for a certain time along the corresponding communicating pipe, the other communicating pipe starts to feed liquid and flows in opposite directions along the two spiral pipes, so that the flowing directions of the cooling liquid in the two spiral pipes are alternately converted, the uniformity degree of cooling forming of the die-casting product is effectively improved, and the cooling effect of the die-casting product is improved.
Description
Technical Field
The invention relates to the technical field of die casting, in particular to a die casting forming device for manufacturing a die casting.
Background
Die casting is a metal casting process and is characterized in that high pressure is applied to molten metal by utilizing the inner cavity of a die. The mold is typically fabricated from a stronger alloy, somewhat similar to injection molding; die casting is particularly suitable for manufacturing a large number of small and medium-sized castings, and is therefore one of the most widely used of various casting processes. Compared with other casting technologies, the die-casting surface is smoother, and has higher dimensional consistency.
The prior art discloses some relevant die-casting cooling technical field's patent document, and chinese patent application number is CN202110162521.7 discloses a interlayer conduction circulation water-cooled die casting die, including lower bolster and cope match-plate pattern, circulating water cooling plant is installed to the bottom of lower bolster, circulating water cooling plant is including the base that is located the bottom, the upper end of base is equipped with upper and lower assorted cooling plate and the heat-conducting plate of inlaying, it has serpentine cooling tube to distribute between cooling plate and the heat-conducting plate, set up on the opposite lateral wall of cooling plate and heat-conducting plate with serpentine cooling tube assorted arc inlay the chamber, the upper end of heat-conducting plate links up with the bottom tip of lower bolster through the heat-conducting silica gel layer, a plurality of heat-conducting cavities that are linked together with the arc inlay the chamber have been seted up to the inside of heat-conducting plate, the heat-conducting layer has been filled to heat-conducting cavity, the upper end both sides of base are equipped with cooling tank and circulation tank respectively.
In the prior art, a heat-conducting pipe is arranged in a lower module in the process of die casting, cooling is carried out on a die casting product through the flow of cooling liquid in the heat-conducting pipe, in the processing process, the cooling effect of different heights of the die casting product is different through cooling down a single die, in the cooling process, the cooling liquid flows unidirectionally along the heat-conducting pipe, heat is absorbed in the flowing process, the cooling effect of the cooling liquid in the process of moving towards the outlet of the heat-conducting pipe is gradually reduced, the cooling effect of the horizontal position of the die casting product is influenced, and the cooling effect of the die casting product is reduced.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a die casting forming device for manufacturing die castings.
In order to achieve the above purpose, the invention adopts the following technical scheme: the die-casting forming device for manufacturing the die-casting comprises a mounting base, wherein the top of the mounting base is fixedly connected with a fixing base, the top of the fixing base is fixedly connected with a lower die, the top of the lower die is provided with a die-casting cavity, an upper die is arranged above the lower die, the top of the upper die is fixedly connected with a fixing top plate, the bottom of the upper die is fixedly connected with a die-casting block, and the shapes of the die-casting block and the die-casting cavity are matched;
the top of the fixed top plate is fixedly provided with an injection tube, the bottom end of the injection tube penetrates through the upper die and the die-casting block and is flush with the bottom of the die-casting block, a die-closing die-casting mechanism is connected between the upper die and the lower die, and the fixed base is connected with an ejection mechanism;
the upper die and the lower die are respectively provided with a spiral groove, spiral pipes are fixedly connected to the inner parts of the spiral grooves, the die casting cavity and the die casting type blocks are respectively located in the adjacent spiral pipes, two adjacent ends of the spiral pipes are correspondingly matched, the fixed top plate and the fixed base are respectively fixedly connected with a communicating pipe, one ends of the two communicating pipes are respectively fixedly communicated with one ends of the adjacent spiral pipes, and the communicating pipes are connected with alternate cooling mechanisms.
Preferably, the alternative cooling mechanism comprises a liquid storage tank, the liquid storage tank is fixedly connected to the top of the mounting base, a mounting frame is fixedly connected to the top of the liquid storage tank, a circular through groove is formed in the mounting frame, two semicircular rings are fixedly connected to the inside of the circular through groove, annular grooves are formed in the bottoms of the semicircular rings, hoses are fixedly connected to the tops of the semicircular rings, one ends of the hoses are fixedly connected to adjacent communicating pipes respectively, a liquid pump is fixedly mounted in the liquid storage tank, a first connecting pipe is fixedly connected to the liquid discharge end of the liquid pump, a rotary communicating mechanism is connected between the first connecting pipe and the two semicircular rings, and a radiator is fixedly mounted on one side of the liquid storage tank.
Preferably, the rotation communication mechanism comprises a rotation ring and a communication shell, the rotation ring is arranged at two bottoms of the semicircular rings, annular sliding rails are fixedly connected to the sides of the semicircular rings, a plurality of limiting blocks are fixedly connected to the bottoms of the mounting frames in a circumferential array mode, the annular sliding rails are slidably connected between the limiting blocks, the communication shell is rotationally communicated with the top end of the first connecting pipe, two communication holes are formed in the semicircular rings in a circumferential array mode, a second connecting pipe is fixedly communicated with the bottoms of one communication hole, the bottom end of the second connecting pipe is in rotary communication with the top of one end of the communication shell, the first connecting pipe is located at an axle center of the lower portion of the rotation ring, and a driving rotation mechanism is connected to the semicircular rings.
Preferably, the driving rotation mechanism comprises a toothed ring and a motor, the toothed ring is fixedly connected to the side face of the rotary ring, the motor is fixedly installed at the top of the mounting frame, an output shaft of the motor penetrates through the mounting frame and extends to the lower portion of the mounting frame, and then is fixedly connected with a gear, and the gear and the toothed ring are meshed with each other.
Preferably, the contact ends of the two semicircular rings are fixedly connected with a fixing ring, the bottom ends of the fixing rings are flush with the bottoms of the semicircular rings, and a U-shaped pipe is fixedly communicated between the tops of the two fixing rings.
Preferably, the die-casting mechanism comprises a plurality of first hydraulic cylinders, the first hydraulic cylinders are fixedly mounted at the top of the fixed base, and piston shafts of the first hydraulic cylinders are fixedly connected to the fixed top plate.
Preferably, the ejection mechanism comprises a plurality of second hydraulic cylinders, the second hydraulic cylinders are fixedly connected to the top of the fixing base in a circumferential array, piston shafts of the second hydraulic cylinders penetrate through the lower die and extend to the inside of the die casting cavity, and the piston shafts of the second hydraulic cylinders are flush with the bottom surface inside the die casting cavity.
Compared with the prior art, the invention has the following beneficial effects:
1. the heat of die-casting product self is taken away through contact heat conduction to carry out the cooling shaping, after the coolant liquid flows certain time along corresponding communicating pipe, another communicating pipe begins the feed liquor and flows along two spiral pipes in opposite directions, original communicating pipe begins to drain liquid, and continue the conversion flow direction after flowing certain time, thereby make the inside coolant liquid flow direction of two spiral pipes alternate the conversion, reduce the coolant liquid and flow the circumstances that the cooling effect of in-process causes die-casting product different positions at single direction different and produce, the effectual even degree that improves die-casting product cooling shaping promotes the cooling effect of die-casting product.
2. The annular grooves at the bottoms of the two semicircular rings are alternately communicated with the first connecting pipe through the action of the rotating communication mechanism, so that the two hoses alternately enter cooling liquid, the cooling liquid is discharged into the communicating pipe along the hoses, a die-casting product is cooled, the cooling liquid in the liquid storage tank is cooled through the radiator, and the cooling effect of the cooling liquid is guaranteed.
3. The liquid pump discharges the cooling liquid into the interior of the communication shell along the first connecting pipe, and in entering the second connecting pipe along the communication shell, then in entering the ring channel of adjacent semicircle ring bottom from the corresponding intercommunicating pore in second connecting pipe top, the cooling liquid flows to the ring channel of another semicircle ring bottom after flowing one round, and flows out along another intercommunicating pore, thereby get back to the liquid reserve tank, after the second connecting pipe rotates in the ring channel of another semicircle ring bottom along with semicircle ring, the ring channel of another semicircle ring bottom begins the feed liquor, and make the flow direction of cooling liquid change.
4. Through two solid fixed rings in the pivoted in-process transition, the coolant liquid in two spiral pipes can not receive the water pressure influence when the second connecting pipe is located solid fixed ring bottom to coolant liquid in the spiral pipe after the second connecting pipe passes through solid fixed ring carries out reverse flow again under the effect of the water pressure of the other end, improves the stationarity of coolant liquid flow direction conversion, reduces the change that water flow direction changes fast to the water pressure production.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the upper mold and stationary roof ring in cross-section of the present invention;
FIG. 6 is an exploded view of the mating structure of the semicircular ring, the rotary ring and the U-shaped tube of the present invention.
In the figure: 1. a mounting base; 2. a fixed base; 3. a lower die; 4. a die casting cavity; 5. an upper die; 6. fixing the top plate; 7. pressing the casting mould blocks; 8. a syringe; 9. a spiral groove; 10. a spiral tube; 11. a communicating pipe; 12. a liquid storage tank; 13. a mounting frame; 14. a circular through groove; 15. a semicircular ring; 16. an annular groove; 17. a hose; 18. a liquid pump; 19. a first connection pipe; 20. a heat sink; 21. rotating the circular ring; 22. a communication housing; 23. an annular slide rail; 24. a limiting block; 25. a communication hole; 26. a second connection pipe; 27. a toothed ring; 28. a motor; 29. a gear; 30. a fixing ring; 31. a U-shaped tube; 32. a first hydraulic cylinder; 33. and a second hydraulic cylinder.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
The die-casting forming device for die-casting manufacturing shown in fig. 1 to 6 comprises a mounting base 1, wherein the top of the mounting base 1 is fixedly connected with a fixing base 2, the top of the fixing base 2 is fixedly connected with a lower die 3, the top of the lower die 3 is provided with a die-casting cavity 4, an upper die 5 is arranged above the lower die 3, the top of the upper die 5 is fixedly connected with a fixing top plate 6, the bottom of the upper die 5 is fixedly connected with a die-casting block 7, and the shapes of the die-casting block 7 and the die-casting cavity 4 are matched;
the top of the fixed top plate 6 is fixedly provided with an injection tube 8, the bottom end of the injection tube 8 penetrates through the upper die 5 and the casting block 7 and is level with the bottom of the casting block 7, a die closing and casting mechanism is connected between the upper die 5 and the lower die 3, and the fixed base 2 is connected with an ejection mechanism;
spiral grooves 9 are formed in the upper die 5 and the lower die 3, spiral pipes 10 are fixedly connected to the inner parts of the spiral grooves 9, a die casting cavity 4 and a die casting type block 7 are respectively positioned in adjacent spiral pipes 10, adjacent ends of the two spiral pipes 10 are correspondingly matched, communicating pipes 11 are fixedly connected to the fixed top plate 6 and the fixed base 2, one ends of the two communicating pipes 11 are respectively fixedly communicated with one end of the adjacent spiral pipe 10, and an alternate cooling mechanism is connected to the communicating pipes 11; during operation, in the prior art, a heat-conducting pipe is generally arranged in a lower module in the process of die casting, and the die casting product is cooled by flowing cooling liquid in the heat-conducting pipe, in the process of processing, different cooling effects of the die casting product at different heights are easily caused by cooling and cooling a single die, in the process of cooling, the cooling liquid flows unidirectionally along the heat-conducting pipe, and absorbs heat in the flowing process, so that the cooling effect of the cooling liquid is gradually reduced in the process of moving an outlet of the heat-conducting pipe, the cooling effect of the horizontal position of the die casting product is influenced, and the cooling effect of the die casting product is reduced; the technical scheme can solve the problems, and the specific working mode is as follows: the method comprises the steps of enabling an upper die 5 to approach a lower die 3 through the action of a die-closing die-casting mechanism to perform die-closing, enabling a die-casting die block 7 at the bottom of the upper die 5 to move to the inside of a die-casting cavity 4 in the die-closing process, enabling a syringe 8 to inject molten metal into a gap between the die-casting die block 7 and the die-casting cavity 4 through high pressure, always keeping a high-pressure state until a die-casting product is cooled and solidified, enabling adjacent ends of two spiral pipes 10 to be contacted and mutually communicated after the upper die 5 and the lower die 3 are closed, enabling cooling liquid to flow into the adjacent spiral pipes 10 along the corresponding communicating pipe 11 through the action of an alternating cooling mechanism, enabling one end, which is contacted with the two spiral pipes 10, to flow into the other spiral pipe 10 along the corresponding communicating pipe 11 under the action of water pressure, enabling the other end, enabling the cooling liquid to flow out of the other spiral pipe 11 to flow in the side of the die-casting product in a spiral mode, increasing the residence time of the cooling liquid in the inside the upper die-casting die 5 and the lower die-casting die 3, enabling the cooling liquid to be cooled and solidifying, enabling the heat of the die-casting product to be cooled and the heat to be cooled and formed through contact with each other, enabling the cooling liquid to flow to be in the same direction as the corresponding spiral pipe 11, and not to be cooled, and enabling the cooling liquid to flow to be cooled and not to be cooled and to be in the same direction in the direction after the cooling liquid is not converted.
As a further embodiment of the invention, the alternating cooling mechanism comprises a liquid storage tank 12, the liquid storage tank 12 is fixedly connected to the top of the mounting base 1, the top of the liquid storage tank 12 is fixedly connected with a mounting frame 13, a circular through groove 14 is formed in the mounting frame 13, two semicircular rings 15 are fixedly connected to the inside of the circular through groove 14, annular grooves 16 are formed in the bottoms of the two semicircular rings 15, flexible pipes 17 are fixedly communicated to the tops of the two semicircular rings 15, one ends of the two flexible pipes 17 are respectively fixedly communicated to adjacent communicating pipes 11, a liquid pump 18 is fixedly arranged in the liquid storage tank 12, a first connecting pipe 19 is fixedly connected to the liquid discharge end of the liquid pump 18, a rotary communicating mechanism is connected between the first connecting pipe 19 and the two semicircular rings 15, and a radiator 20 is fixedly arranged on one side of the liquid storage tank 12; during operation, cooling liquid is poured into the liquid storage tank 12, the cooling liquid is pumped into the liquid pump 18 through the liquid inlet end of the liquid pump 18, the cooling liquid is discharged into the first connecting pipe 19 through the liquid outlet end, the annular grooves 16 at the bottoms of the two semicircular rings 15 and the first connecting pipe 19 are alternately communicated through the action of the rotating communication mechanism, so that the two hoses 17 alternately enter the cooling liquid, the cooling liquid is discharged into the communicating pipe 11 along the hoses 17, the die-casting product is cooled, the cooling liquid in the liquid storage tank 12 is cooled through the radiator 20, and the cooling effect of the cooling liquid is guaranteed.
As a further embodiment of the invention, the rotary communication mechanism comprises a rotary ring 21 and a communication shell 22, the rotary ring 21 is arranged at the bottoms of two semicircular rings 15, the side surface of the semicircular rings 15 is fixedly connected with an annular sliding rail 23, the bottom of the mounting rack 13 is fixedly connected with a plurality of limiting blocks 24 in a circumferential array, the annular sliding rail 23 is slidably connected between the limiting blocks 24, the communication shell 22 is rotationally communicated at the top end of a first connecting pipe 19, two communication holes 25 are formed in the semicircular rings 15 in a circumferential array, the bottom of one communication hole 25 is fixedly communicated with a second connecting pipe 26, the bottom end of the second connecting pipe 26 is rotationally communicated with the top of one end of the communication shell 22, the first connecting pipe 19 is positioned at the axle center below the rotary ring 21, and the semicircular rings 15 are connected with a driving rotation mechanism; when the semi-circular ring 15 is in operation, the annular slide rail 23 on the side surface of the semi-circular ring 15 is limited by the plurality of limiting blocks 24 under the action of the driving rotation mechanism, the semi-circular ring 15 drives the second connecting pipe 26 to rotate, the second connecting pipe 26 rotates along the rotating connecting position of the communicating shell 22 and drives the communicating shell 22 to rotate, the communicating shell 22 rotates along the rotating connecting position of the first connecting pipe 19, the liquid pump 18 discharges cooling liquid into the communicating shell 22 along the first connecting pipe 19 and enters the second connecting pipe 26 along the communicating shell 22, then the cooling liquid enters the annular groove 16 at the bottom of the adjacent semi-circular ring 15 from the corresponding communication hole 25 at the top of the second connecting pipe 26, flows into the annular groove 16 at the bottom of the other semi-circular ring 15 after flowing for one circle, flows out along the other communication hole 25, and then returns to the liquid storage tank 12, and after the second connecting pipe 26 rotates into the annular groove 16 at the bottom of the other semi-circular ring 15 along with the semi-circular ring 15, the annular groove 16 at the bottom of the other semi-circular ring 15 starts to feed liquid, and the flowing direction of the cooling liquid is converted.
As a further embodiment of the invention, the driving rotation mechanism comprises a toothed ring 27 and a motor 28, wherein the toothed ring 27 is fixedly connected to the side surface of the rotary ring 21, the motor 28 is fixedly arranged at the top of the mounting frame 13, an output shaft of the motor 28 penetrates through the mounting frame 13 and extends to the lower part of the mounting frame 13, and then is fixedly connected with a gear 29, and the gear 29 and the toothed ring 27 are meshed with each other; during operation, the output shaft of the motor 28 drives the gear 29 to rotate, and the gear 29 and the toothed ring 27 are meshed to rotate the toothed ring 27, so that the rotary ring 21 is driven to rotate unidirectionally.
As a further embodiment of the invention, a fixed ring 30 is fixedly connected between the contact ends of the two semicircular rings 15, the bottom ends of the fixed rings 30 are flush with the bottom of the semicircular rings 15, and a U-shaped pipe 31 is fixedly communicated between the tops of the two fixed rings 30; when the second connecting pipe 26 rotates along with the semicircular rings 15 at the bottoms of the two semicircular rings 15, in the process that the second connecting pipe 26 rotates and passes through between the two annular grooves 16, the top end of the second connecting pipe 26 is completely separated from the bottom of one of the annular grooves 16 and then positioned at the bottom of the corresponding fixed ring 30, cooling liquid is discharged into the U-shaped pipe 31 along the corresponding fixed ring 30 and then is discharged along the other fixed ring 30, so that the cooling liquid returns to the liquid storage tank 12 along the communication hole 25 at the bottom of the other fixed ring 30, the cooling liquid is transited in the rotating flow direction in the rotating process through the two fixed rings 30, the cooling liquid in the two spiral pipes 10 is not influenced by water pressure when the second connecting pipe 26 is positioned at the bottom of the fixed ring 30, the cooling liquid in the spiral pipe 10 reversely flows under the action of the other end after the second connecting pipe 26 passes through the fixed ring 30, the stability of the conversion of the cooling liquid flow direction is improved, and the rapid conversion of the water flow direction to the change of the water pressure is reduced.
As a further embodiment of the present invention, the die-casting mechanism for die closing includes a plurality of first hydraulic cylinders 32, each of the plurality of first hydraulic cylinders 32 is fixedly installed on the top of the fixed base 2, and piston shafts of the first hydraulic cylinders 32 are fixedly connected to the fixed top plate 6; in operation, the piston shafts of the first hydraulic cylinders 32 synchronously move downwards, so that the fixed top plate 6 is driven to move downwards, and the upper die 5 at the bottom of the fixed top plate 6 synchronously moves and approaches the lower die 3 at the top of the fixed base 2 to perform die assembly.
As a further embodiment of the present invention, the ejection mechanism includes a plurality of second hydraulic cylinders 33, the plurality of second hydraulic cylinders 33 are fixedly connected to the top of the fixed base 2 in a circumferential array, the piston shafts of the second hydraulic cylinders 33 penetrate through the lower die 3 and extend to the inside of the die-casting cavity 4, and the piston shafts of the second hydraulic cylinders 33 are flush with the bottom surface of the inside of the die-casting cavity 4; in operation, after the die-casting product is cooled and solidified, the upper die 5 is far away from the lower die 3 by the die-closing die-casting mechanism, and then the piston shafts of the second hydraulic cylinders 33 synchronously move upwards, so that the piston shafts of the second hydraulic cylinders 33 eject the die-casting product from the die-casting cavity 4, and the die-casting product is collected.
The working principle of the invention is as follows:
the method comprises the steps of enabling an upper die 5 to approach a lower die 3 through the action of a die-closing die-casting mechanism to perform die-closing, enabling a die-casting die block 7 at the bottom of the upper die 5 to move to the inside of a die-casting cavity 4 in the die-closing process, enabling a syringe 8 to inject molten metal into a gap between the die-casting die block 7 and the die-casting cavity 4 through high pressure, always keeping a high-pressure state until a die-casting product is cooled and solidified, enabling adjacent ends of two spiral pipes 10 to be contacted and mutually communicated after the upper die 5 and the lower die 3 are closed, enabling cooling liquid to flow into the adjacent spiral pipes 10 along the corresponding communicating pipe 11 through the action of an alternating cooling mechanism, enabling one end, which is contacted with the two spiral pipes 10, to flow into the other spiral pipe 10 along the corresponding communicating pipe 11 under the action of water pressure, enabling the other end, enabling the cooling liquid to flow out of the other spiral pipe 11 to flow in the side of the die-casting product in a spiral mode, increasing the residence time of the cooling liquid in the inside the upper die-casting die 5 and the lower die-casting die 3, enabling the cooling liquid to be cooled and solidifying, enabling the heat of the die-casting product to be cooled and the heat to be cooled and formed through contact with each other, enabling the cooling liquid to flow to be in the same direction as the corresponding spiral pipe 11, and not to be cooled, and enabling the cooling liquid to flow to be cooled and not to be cooled and to be in the same direction in the direction after the cooling liquid is not converted.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, but rather, the foregoing embodiments and description illustrate the principles of the invention, and that various changes and modifications may be effected therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (7)
1. The die-casting forming device for manufacturing the die-casting comprises a mounting base (1), and is characterized in that the top of the mounting base (1) is fixedly connected with a fixing base (2), the top of the fixing base (2) is fixedly connected with a lower die (3), a die-casting cavity (4) is formed in the top of the lower die (3), an upper die (5) is arranged above the lower die (3), a fixing top plate (6) is fixedly connected to the top of the upper die (5), a die-casting block (7) is fixedly connected to the bottom of the upper die (5), and the shapes of the die-casting block (7) and the die-casting cavity (4) are matched;
the top of the fixed top plate (6) is fixedly provided with an injection tube (8), the bottom end of the injection tube (8) penetrates through the upper die (5) and the die-casting block (7) and is flush with the bottom of the die-casting block (7), a die-closing die-casting mechanism is connected between the upper die (5) and the lower die (3), and the fixed base (2) is connected with an ejection mechanism;
spiral groove (9) have all been seted up to the inside of last mould (5) with bed die (3), the inside of spiral groove (9) is equal fixedly connected with spiral pipe (10), die casting die cavity (4) with die casting type piece (7) are located respectively adjacent inside spiral pipe (10), two spiral pipe (10) adjacent one end corresponds the matching, fixed roof (6) with equal fixedly connected with communicating pipe (11) on unable adjustment base (2), two communicating pipe (11) one end respectively with adjacent one end fixed communication of spiral pipe (10), be connected with alternate cooling mechanism on communicating pipe (11).
2. The die casting forming device for die casting manufacturing according to claim 1, wherein the alternative cooling mechanism comprises a liquid storage tank (12), the liquid storage tank (12) is fixedly connected to the top of the mounting base (1), a mounting frame (13) is fixedly connected to the top of the liquid storage tank (12), a circular through groove (14) is formed in the mounting frame (13), two semicircular rings (15) are fixedly connected to the inside of the circular through groove (14), annular grooves (16) are formed in the bottoms of the two semicircular rings (15), flexible pipes (17) are fixedly connected to the tops of the two semicircular rings (15), one ends of the two flexible pipes (17) are fixedly connected to adjacent communicating pipes (11) respectively, a liquid pump (18) is fixedly installed in the liquid storage tank (12), a first connecting pipe (19) is fixedly connected to the liquid discharge end of the liquid pump (18), a rotating communicating mechanism is connected between the first connecting pipe (19) and the two semicircular rings (15), and one side of the liquid storage tank (12) is fixedly provided with a radiator (20).
3. The die casting forming device for die casting manufacturing according to claim 2, wherein the rotary communication mechanism comprises a rotary ring (21) and a communication shell (22), the rotary ring (21) is arranged at the bottoms of two semicircular rings (15), an annular sliding rail (23) is fixedly connected to the side surface of the semicircular rings (15), a plurality of limiting blocks (24) are fixedly connected to the bottom of the mounting frame (13) in a circumferential array manner, the annular sliding rail (23) is slidably connected between the limiting blocks (24), the communication shell (22) is rotationally communicated with the top end of the first connecting pipe (19), two communication holes (25) are formed in the semicircular rings (15) in a circumferential array manner, the bottom of one communication hole (25) is fixedly communicated with a second connecting pipe (26), the bottom end of the second connecting pipe (26) is rotationally communicated with the top of one end of the communication shell (22), the first connecting pipe (19) is located at the axis center below the rotary ring (21), and the semicircular rings (15) are connected with the driving mechanism.
4. A die casting device for die casting manufacture according to claim 3, characterized in that the driving rotation mechanism comprises a toothed ring (27) and a motor (28), the toothed ring (27) is fixedly connected to the side surface of the rotary ring (21), the motor (28) is fixedly installed at the top of the mounting frame (13), an output shaft of the motor (28) penetrates through the mounting frame (13) and extends to the lower side of the mounting frame (13) and then is fixedly connected with a gear (29), and the gear (29) and the toothed ring (27) are meshed with each other.
5. A die casting device for manufacturing die castings according to claim 3, wherein a fixing ring (30) is fixedly connected between the contact ends of the two semicircular rings (15), the bottom ends of the fixing rings (30) are flush with the bottoms of the semicircular rings (15), and a U-shaped pipe (31) is fixedly communicated between the tops of the two fixing rings (30).
6. The die casting forming device for die casting manufacturing according to claim 1, wherein the die-closing die casting mechanism comprises a plurality of first hydraulic cylinders (32), the plurality of first hydraulic cylinders (32) are fixedly arranged at the top of the fixed base (2), and piston shafts of the first hydraulic cylinders (32) are fixedly connected to the fixed top plate (6).
7. The die-casting forming device for die casting manufacture according to claim 1, wherein the ejection mechanism comprises a plurality of second hydraulic cylinders (33), the plurality of second hydraulic cylinders (33) are fixedly connected to the top of the fixed base (2) in a circumferential array, piston shafts of the second hydraulic cylinders (33) penetrate through the lower die (3) and extend to the inside of the die-casting cavity (4), and the piston shafts of the second hydraulic cylinders (33) are flush with the bottom surface of the inside of the die-casting cavity (4).
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| CN202311423902.1A CN117415302B (en) | 2023-10-31 | 2023-10-31 | Die casting forming device for die casting manufacturing |
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| CN202311423902.1A CN117415302B (en) | 2023-10-31 | 2023-10-31 | Die casting forming device for die casting manufacturing |
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|---|---|
| CN117415302B (en) | 2024-06-14 |
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