CN113458360A - Die-casting process method of high-air-tightness controller shell - Google Patents
Die-casting process method of high-air-tightness controller shell Download PDFInfo
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- CN113458360A CN113458360A CN202110788119.XA CN202110788119A CN113458360A CN 113458360 A CN113458360 A CN 113458360A CN 202110788119 A CN202110788119 A CN 202110788119A CN 113458360 A CN113458360 A CN 113458360A
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- 238000004512 die casting Methods 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 44
- 230000008569 process Effects 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 7
- 238000011010 flushing procedure Methods 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract description 39
- 238000012797 qualification Methods 0.000 abstract description 7
- 239000011257 shell material Substances 0.000 description 20
- 239000007789 gas Substances 0.000 description 17
- 238000000605 extraction Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
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- 239000002699 waste material Substances 0.000 description 4
- 239000012528 membrane Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Classifications
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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
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/02—Pressure casting making use of mechanical pressure devices, e.g. cast-forging
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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
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
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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
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/15—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using vacuum
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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
- B22D33/00—Equipment for handling moulds
- B22D33/06—Burdening or relieving moulds
Abstract
The invention relates to the technical field of die casting, and provides a die-casting process method of a high-air-tightness controller shell. And an air hole is fixedly arranged in the middle of the exhaust hole of the exhaust plate. According to the die-casting process method of the high-air-tightness controller shell, the matching of the exhaust plate exhaust opening, the air hole, the die temperature machine, the hydraulic valve exhaust opening, the water channel pipe, the high-pressure pump, the vacuum cavity, the heat-resistant layer, the reinforcing layer and the sealing layer is adopted, the high vacuum is designed through the die, the upper sliding block is heated by the die temperature machine, the high-pressure point cooling is designed for the threaded hole in the water channel area, the problems of under-casting, cold shut, air hole and leakage of a casting are successfully solved, and the qualification rate of products is greatly improved.
Description
Technical Field
The invention relates to the technical field of die casting, in particular to a die-casting process method of a high-air-tightness controller shell.
Background
The casting mould is to form a cavity with the same structural size as the part by using other easily-formed materials in advance in order to obtain the structural shape of the part, then put the mould into a sand mould, so that a cavity with the same structural size as the part is formed in the sand mould, then pour liquid into the cavity, and after the liquid is cooled and solidified, the part with the same structural shape as the mould can be formed, wherein the casting mould is an important ring in a casting process, the casting mould is used for forming a casting in a casting forming process, the casting mould is matched with the casting process and mainly comprises a gravity casting mould, a high-pressure casting mould, a low-pressure casting mould, an extrusion casting mould and the like, the casting mould is one of the most important process equipment in the casting production, the quality of the casting is greatly influenced, the improvement of the casting mould technology is to improve the quality of the casting, the development of novel castings and the improvement of near-net processing level have important significance, and the improvement of the casting mold technology can provide more precise, complex and high-quality castings for national pillar industries such as automobiles, electric power, ships, rail transit, aerospace and the like, and promote the improvement of the overall level of the manufacturing industry in China.
The average wall thickness of the existing die casting is about 2.7mm, the wall thickness is uneven, the far-end forming is difficult, and the defects of cold shut and undercasting are easily generated to cause cavity leakage; helium is required to be used for air tightness detection in the water channel area, and moreover, the adjacent threaded holes in the water channel area are more, and the leakage is easily caused after shrinkage holes appear in the threaded holes; the sealing groove is only sealed by using the groove bottom, the sealing width is 2.9mm, the sealing groove is easy to leak, the requirement on a gas shrinkage hole is high, a common die-casting process is adopted, the rejection rate of parts such as a controller shell is over 10%, and the production difficulty is high.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a die-casting process method of a high-air-tightness controller shell, which has the advantages of uniform wall thickness, high integral protection and no long-term use, high vacuum is designed through a die, an upper sliding block is heated by a die temperature machine, and a threaded hole in a water channel area is cooled by a high-pressure point, so that the problems of under-casting, cold shut, air holes and leakage of a casting are successfully solved, the qualification rate of a product is greatly improved, the quality and efficiency of die-casting of the controller shell are also greatly improved, the production difficulty is reduced, the rejection rate is reduced to be below 10%, and the like, the problems that the average wall thickness of a die-casting piece is about 2.7mm, the wall thickness is uneven, the far-end forming is difficult, and the defects of cold shut and under-casting are easily generated to cause cavity leakage are solved; helium is required to be used for air tightness detection in the water channel area, and moreover, the adjacent threaded holes in the water channel area are more, and the leakage is easily caused after shrinkage holes appear in the threaded holes; the sealing groove is only sealed by using the groove bottom, the sealing width is 2.9mm, the sealing groove is easy to leak, the requirement on a gas shrinkage hole is high, a common die-casting process is adopted, the rejection rate of parts such as a controller shell is over 10 percent, and the production difficulty is high.
(II) technical scheme
In order to realize the purposes of uniform wall thickness, high integral protection and no long-term use, the invention provides the following technical scheme that the upper sliding block is heated by a mold temperature machine through the design of a mold with high vacuum, and the threaded hole in the water channel area is cooled by a high-pressure point, so that the problems of under-casting, cold shut, air holes and leakage of a casting are successfully solved, the qualification rate of a product is greatly improved, the quality and the efficiency of die-casting of a controller shell are also greatly improved, the production difficulty is reduced, and the rejection rate is also reduced to be below 10 percent: the die-casting process method of the high-air-tightness controller shell comprises a sealing plate, wherein a sealing film is fixedly attached to the outer surface of the sealing plate, nuts are fixedly arranged on two sides of the sealing film, a screw is fixedly connected to the lower side of each nut, a lower die is arranged in parallel above each screw, and an exhaust plate air suction opening is formed in the outer surface of the lower die. The improved air exhaust device is characterized in that an air hole is fixedly formed in the middle of the air exhaust plate air exhaust opening, a water pipe is fixedly arranged in the middle of the air hole, a hydraulic valve air exhaust opening is arranged in parallel on the right side of the water pipe, a rubber pad is arranged in parallel above the hydraulic valve air exhaust opening, a first sliding rod is fixedly connected to the upper side of the rubber pad, a second sliding rod is arranged in parallel behind the first sliding rod, a third sliding rod is arranged in parallel on the right side of the second sliding rod, a fourth sliding rod is arranged in parallel in front of the third sliding rod, an air groove is fixedly arranged in the middle of the fourth sliding rod, an air flushing opening is arranged in parallel above the air groove, and an upper sliding block is fixedly connected to the upper side of the air flushing opening.
The top of top shoe is connected with the guard plate, the outside fixed surface of guard plate is set for there is the fixed block, the right side below parallel arrangement of fixed block has the mould temperature machine, the below parallel arrangement of mould temperature machine has the cooler bin, the outside fixed surface of cooler bin is set for the inlet scoop, the inside fixed mounting in left side of inlet scoop has the high-pressure pump, the below fixedly connected with base of high-pressure pump, the top left side parallel arrangement of base has the pump line, the left side fixedly connected with connector of pump line, the inside fixed mould that is set for in left side of connector, the outside fixed surface of mould is set for the vacuum cavity, the peripheral fixed sealing layer that is set for of vacuum cavity, the right side of sealing layer closely laminates there is the enhancement layer, the enhancement layer have closely to laminate there is the heat-resistant layer.
Preferably, the outer surface of the sealing plate is tightly attached to the outer surface of the sealing film, and the outer surface of the sealing film is perpendicular to the central axis of the screw cap.
Preferably, the screws are symmetrically distributed on the left side and the right side of the lower die, and the outer surface of the lower die is tightly attached to the outer surface of the exhaust plate air suction opening.
Preferably, the central axis of the air hole is parallel to the central axis of the water channel pipe, and the central axis of the water channel pipe is parallel to the central axis of the air suction port of the hydraulic valve.
Preferably, the outer surface of the rubber pad is perpendicular to the central axis of the first sliding rod, and the first sliding rod and the second sliding rod are made of the same material.
Preferably, the third sliding rod and the fourth sliding rod are made of the same material, and a central axis of the fourth sliding rod is parallel to a central axis of the air groove.
Preferably, mutually perpendicular between the axis of gas flushing port and the outside surface of last slider, and closely laminate between the outside surface of last slider and the outside surface of guard plate.
Preferably, the central axis of the fixing block is parallel to the central axis of the mold temperature controller, and the central axis of the mold temperature controller is perpendicular to the outer surface of the cooling box.
Preferably, the central axis of the air suction opening is parallel to the central axis of the high-pressure pump, and the outer surface of the high-pressure pump is tightly attached to the outer surface of the base.
Preferably, a penetrating structure is formed between the pump pipe and the connecting port, and the central axis of the connecting port is parallel to the central axis of the mold.
(III) advantageous effects
The invention has the following beneficial effects:
the die-casting process method of the high-air-tightness controller shell successfully solves the problems of under-casting, cold shut, air holes and leakage of a casting by matching the exhaust plate air suction port, the air holes, the die temperature machine, the hydraulic valve air suction port, the water channel pipe, the high-pressure pump, the vacuum cavity, the heat-resistant layer, the reinforcing layer and the sealing layer and designing high vacuum by the die, the upper slide block is heated by the die temperature machine, and the threaded hole in the water channel area is designed to be cooled by a high-pressure point, thereby greatly improving the qualification rate of products, improving the bottom sealing performance of the lower die by matching the sealing plate, the sealing film and the nut, reducing the leakage, improving the quality and the effect of die-casting, increasing the die-casting success rate of the controller shell and the working efficiency of equipment, ensuring the most stability of the whole device by matching the screw rod, the lower die and the exhaust plate air suction port, and simultaneously facilitating the die-casting of the controller shell, the die-casting efficiency is improved, the gas in the cavity is pumped out, the stroke of the pumping hole is adjusted according to the high-speed initial position and the internal flaw detection condition of the casting, the internal hole of the casting is reduced, the gas discharge speed is improved through the matching of the gas hole, the water pipe and the hydraulic valve pumping hole, the qualification rate of the controller shell is improved, the loss degree of the controller shell is reduced, the waste of shell materials is saved, the influence of the gas hole in the casting on the controller shell is reduced, the overall skid resistance of the sliding rod is improved through the matching of the rubber pad, the first sliding rod and the second sliding rod, the wear-resisting effect is improved, the sliding rod can slide up and down, the die-casting is carried out, the die-casting efficiency is improved, the friction loss of the upper sliding block is reduced, the service life of equipment is prolonged, and the leakage condition can be avoided through the matching of the third sliding rod, the fourth sliding rod and the gas tank, reduce the influence of gas pocket to the controller casing, improve the success rate of die-casting, through the gas punch, the cooperation of top shoe and guard plate, improve the efficiency of die-casting, improve the protectiveness to the top shoe simultaneously, reduce the wearing and tearing to the top shoe, reduce the waste of resources to the top shoe, reduce economic cost, through the fixed block, the cooperation of mold temperature machine and cooler bin, adopt the heating of mold temperature machine, solve distal end cold shut, the undercast defect, and adjust the mold temperature according to foundry goods appearance quality, avoid offset simultaneously, lead to pressing the unqualified condition, eliminate the phenomenon of downthehole shrinkage cavity.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the cooling box of the present invention;
FIG. 3 is a schematic view of a sealing plate according to the present invention;
FIG. 4 is an enlarged, cross-sectional view of a portion of the structure shown in FIG. 1;
FIG. 5 is a schematic cross-sectional view of the lower mold of the present invention.
In the figure: 1. a sealing plate; 2. a screw; 3. a nut; 4. a lower die; 5. an exhaust plate air extraction opening; 6. air holes; 7. a rubber pad; 8. a first slide bar; 9. an upper slide block; 10. a protection plate; 11. a second slide bar; 12. an air inlet; 13. a fixed block; 14. an air tank; 15. a mold temperature controller; 16. a third slide bar; 17. a fourth slide bar; 18. a cooling tank; 19. an air suction opening; 20. an air exhaust port of the hydraulic valve; 21. a conduit pipe; 22. a base; 23. a high pressure pump; 24. a pump tube; 25. a sealing film; 26. a heat-resistant layer; 27. a reinforcing layer; 28. a sealing layer; 29. a mold; 30. a vacuum chamber; 31. and (7) connecting ports.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a die-casting process method for a high-airtightness controller shell comprises a sealing plate 1, wherein a sealing film 25 is fixedly attached to the outer surface of the sealing plate 1, nuts 3 are fixedly arranged on two sides of the sealing film 25, a screw rod 2 is fixedly connected to the lower portion of each nut 3, a lower die 4 is arranged above each screw rod 2 in parallel, and an exhaust plate exhaust opening 5 is fixedly arranged on the outer surface of each lower die 4. An air hole 6 is fixedly arranged in the middle of the exhaust plate air extraction opening 5, a water channel pipe 21 is fixedly arranged in the middle of the air hole 6, a hydraulic valve air extraction opening 20 is parallelly arranged on the right side of the water channel pipe 21, a rubber pad 7 is parallelly arranged above the hydraulic valve air extraction opening 20, a first slide bar 8 is fixedly connected above the rubber pad 7, a second slide bar 11 is parallelly arranged behind the first slide bar 8, a third slide bar 16 is parallelly arranged on the right side of the second slide bar 11, a fourth slide bar 17 is parallelly arranged in front of the third slide bar 16, an air groove 14 is fixedly arranged in the middle of the fourth slide bar 17, an air injection opening 12 is parallelly arranged above the air groove 14, and an upper sliding block 9 is fixedly connected above the air injection opening 12.
The protection plate 10 is connected to the upper portion of the upper sliding block 9, the fixed block 13 is fixedly arranged on the outer surface of the protection plate 10, the mold temperature controller 15 is parallelly arranged on the lower portion of the right side of the fixed block 13, the cooling box 18 is parallelly arranged on the lower portion of the mold temperature controller 15, the air suction port 19 is fixedly arranged on the outer surface of the cooling box 18, the high-pressure pump 23 is fixedly arranged inside the left side of the air suction port 19, the base 22 is fixedly connected to the lower portion of the high-pressure pump 23, the pump pipe 24 is parallelly arranged on the upper portion of the base 22, the connecting port 31 is fixedly connected to the left side of the pump pipe 24, the mold 29 is fixedly arranged inside the left side of the connecting port 31, the vacuum cavity 30 is fixedly arranged on the outer surface of the mold 29, the sealing layer 28 is fixedly arranged on the periphery of the vacuum cavity 30, the reinforcing layer 27 is closely attached to the right side of the sealing layer 28, and the heat-resistant layer 26 is closely attached to the reinforcing layer 27.
This embodiment, closely laminate between the outside surface of closing plate 1 and the outside surface of seal membrane 25, and mutually perpendicular between the outside surface of seal membrane 25 and the axis of nut 3, through closing plate 1, the cooperation of seal membrane 25 and nut 3 for 4 bottom sealings of lower mould improve, reduce the condition of leaking and take place, improve the quality and the effect of die-casting, increase the die-casting success rate of controller casing, also improve equipment's work efficiency.
This embodiment, screw rod 2 is the symmetrical form and distributes in the left and right sides of lower mould 4, and closely laminate between the outside surface of lower mould 4 and air discharge plate extraction opening 5, through screw rod 2, the cooperation of lower mould 4 and air discharge plate extraction opening 5, make the whole most stable of device obtain the guarantee, the die-casting of the controller casing of being convenient for simultaneously, improve the quality and the efficiency of die-casting, and take out the gas in the die cavity, according to the inside condition of detecting a flaw of high-speed initial position and foundry goods, the hole stroke is taken out in the adjustment, reduce interior gas pocket 6 of foundry goods.
This embodiment, be parallel to each other between the axis of gas pocket 6 and the axis of water pipe 21, and be parallel to each other between the axis of water pipe 21 and the axis of hydrovalve extraction opening 20, through gas pocket 6, the cooperation of water pipe 21 and hydrovalve extraction opening 20, improve gaseous emission rate, improve the qualification rate of controller casing, reduce the loss degree to the controller casing, save housing material's waste, reduce the influence of gas pocket 6 to the controller casing in the foundry goods.
This embodiment, mutually perpendicular between the outside surface of rubber pad 7 and the axis of first slide bar 8, and first slide bar 8 is the same with second slide bar 11's size material, through rubber pad 7, first slide bar 8 and second slide bar 11's cooperation, the whole antiskid nature of slide bar has been increased, wear-resisting effect has also been improved simultaneously, and slide from top to bottom through the slide bar realization, thereby die-casting, improve the efficiency of die-casting and reduce the friction loss to upper slide 9, the life of extension equipment.
In this embodiment, the third slide bar 16 is the same as the fourth slide bar 17 in size, and the axis of the fourth slide bar 17 is parallel to the axis of the air groove 14, and through the cooperation of the third slide bar 16, the fourth slide bar 17 and the air groove 14, the occurrence of leakage can be avoided, the influence of the air hole 6 on the controller housing is reduced, and the die-casting success rate is improved.
In this embodiment, the central axis of the air inlet 12 is perpendicular to the outer surface of the upper slide 9, and the outer surface of the upper slide 9 is tightly attached to the outer surface of the protection plate 10, so that the die-casting efficiency is improved through the cooperation of the air inlet 12, the upper slide 9 and the protection plate 10, the protection performance of the upper slide 9 is improved, the abrasion of the upper slide 9 is reduced, the resource waste of the upper slide 9 is reduced, and the economic cost is reduced.
This embodiment, be parallel to each other between the axis of fixed block 13 and the axis of mould temperature machine 15, and mutually perpendicular between the axis of mould temperature machine 15 and the external surface of cooler bin 18, through fixed block 13, the cooperation of mould temperature machine 15 and cooler bin 18, adopt the heating of mould temperature machine 15, solve distal end cold shut, the undercast defect, and adjust the mould temperature according to foundry goods appearance quality, avoid the offset simultaneously, lead to compressing unqualified condition, eliminate the phenomenon of downthehole shrinkage cavity.
This embodiment, be parallel to each other between the axis of inlet scoop 19 and the axis of high-pressure pump 23, and closely laminate between the external surface of high-pressure pump 23 and the external surface of base 22, through inlet scoop 19, high-pressure pump 23 and base 22's cooperation, through the core design high pressure point cooling to leaking the position, eliminate the hole shrinkage cavity, the extension precast bottom hole degree of depth reduces the hole bottom cutting output, avoids string after the hole machining close to leak, promotes the qualified quality of controller casing.
In this embodiment, a through structure is formed between the pump pipe 24 and the connection port 31, the central axis of the connection port 31 is parallel to the central axis of the mold 29, the mold 29 is designed into a vacuum cavity 30 by matching the pump pipe 24, the connection port 31 and the mold 29, a hydraulic valve and an exhaust plate dual-channel vacuumizing structure which are set externally is adopted, gas in the cavity is exhausted, the stroke of a vacuumizing hole is adjusted according to a high-speed initial position and the internal flaw detection condition of the casting, and the number of the air holes 6 in the casting is reduced.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the controller is used, the lower die 4 and the upper sliding block 9 are matched to perform die casting on the controller shell, the die 29 in the lower die 4 is located in the vacuum cavity 30, gas in a cavity can be rapidly pumped out, the lower die is heated by the die temperature machine 15, the die temperature is adjusted according to the appearance quality of a casting, the defects of far-end cold shut and under-casting are overcome, then high-pressure point cooling is designed for a core at a leakage part, the high-pressure pump 23 is used for eliminating hole shrinkage, the depth of a pre-casting bottom hole is lengthened, the hole bottom cutting amount is reduced, and leakage after processing of a similar air hole 6 is avoided.
In conclusion, the die-casting process method of the high-air-tightness controller shell has the advantages that the wall thickness is uniform, the whole protection performance is high, the high-air-tightness controller shell is not used for a long time, the high vacuum is designed through the die 29, the upper sliding block 9 is heated through the die temperature machine 15, and the threaded hole in the water channel area is cooled through the high-pressure point, so that the problems of under-casting, cold shut, air holes 6 and leakage of castings are successfully solved, the qualification rate of products is greatly improved, the die-casting quality and efficiency of the controller shell are greatly improved, the production difficulty is reduced, and the rejection rate is reduced to be below 10%.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A die-casting process method of a high-airtightness controller shell comprises a sealing plate (1), and is characterized in that: the sealing plate is characterized in that a sealing film (25) is fixedly attached to the outer surface of the sealing plate (1), nuts (3) are fixedly arranged on two sides of the sealing film (25), a screw (2) is fixedly connected to the lower portion of each nut (3), a lower die (4) is arranged in parallel on the upper portion of each screw (2), an exhaust plate air suction opening (5) is arranged in fixed on the outer surface of each lower die (4), an air hole (6) is fixedly arranged in the middle of each exhaust plate air suction opening (5), a water channel pipe (21) is fixedly arranged in the middle of each air hole (6), a hydraulic valve air suction opening (20) is arranged in parallel on the right side of each water channel pipe (21), a rubber pad (7) is arranged in parallel on the upper portion of each hydraulic valve air suction opening (20), a first sliding rod (8) is fixedly connected to the upper portion of each rubber pad (7), and a second sliding rod (11) is arranged in parallel on the rear portion of each first sliding rod (8), a third sliding rod (16) is arranged on the right side of the second sliding rod (11) in parallel, a fourth sliding rod (17) is arranged in front of the third sliding rod (16) in parallel, an air groove (14) is fixedly arranged in the middle of the fourth sliding rod (17), an air flushing opening (12) is arranged above the air groove (14) in parallel, and an upper sliding block (9) is fixedly connected above the air flushing opening (12);
the upper portion of the upper sliding block (9) is connected with a protection plate (10), the external surface fixing of the protection plate (10) is set with a fixed block (13), the right side below parallel setting of the fixed block (13) is provided with a mold temperature controller (15), the below parallel setting of the mold temperature controller (15) is provided with a cooling box (18), the external surface fixing of the cooling box (18) is set with an air suction opening (19), the left side of the air suction opening (19) is internally and fixedly provided with a high-pressure pump (23), the below fixed connection of the high-pressure pump (23) is provided with a base (22), the upper left side of the base (22) is parallel set with a pump pipe (24), the left side of the pump pipe (24) is fixedly connected with a connector (31), the left side of the high-pressure pump (31) is internally and fixedly provided with a mold (29), the external surface fixing of the mold (29) is set with a vacuum cavity (30), a sealing layer (28) is fixedly arranged on the periphery of the vacuum cavity (30), a reinforcing layer (27) is tightly attached to the right side of the sealing layer (28), and a heat-resistant layer (26) is tightly attached to the reinforcing layer (27).
2. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the sealing plate is characterized in that the outer surface of the sealing plate (1) is tightly attached to the outer surface of the sealing film (25), and the outer surface of the sealing film (25) is perpendicular to the central axis of the screw cap (3).
3. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the screw rods (2) are symmetrically distributed on the left side and the right side of the lower die (4), and the outer surface of the lower die (4) is tightly attached to the outer surface of the exhaust plate pumping hole (5).
4. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the central axis of the air hole (6) is parallel to the central axis of the water channel pipe (21), and the central axis of the water channel pipe (21) is parallel to the central axis of the hydraulic valve pumping hole (20).
5. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the outer surface of the rubber pad (7) is perpendicular to the central axis of the first sliding rod (8), and the first sliding rod (8) and the second sliding rod (11) are made of the same material in size.
6. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the third sliding rod (16) and the fourth sliding rod (17) are made of the same material, and the central axis of the fourth sliding rod (17) is parallel to the central axis of the air groove (14).
7. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the central axis of the air flushing port (12) is perpendicular to the outer surface of the upper sliding block (9), and the outer surface of the upper sliding block (9) is tightly attached to the outer surface of the protection plate (10).
8. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the central axis of the fixing block (13) is parallel to the central axis of the mold temperature controller (15), and the central axis of the mold temperature controller (15) is perpendicular to the outer surface of the cooling box (18).
9. The die casting process method of a high-airtightness controller case according to claim 1, wherein: the axis of inlet scoop (19) is parallel to each other with the axis of high-pressure pump (23), and closely laminates between the external surface of high-pressure pump (23) and the external surface of base (22).
10. The die casting process method of a high-airtightness controller case according to claim 1, wherein: a penetrating structure is formed between the pump pipe (24) and the connecting port (31), and the central axis of the connecting port (31) is parallel to the central axis of the die (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110788119.XA CN113458360A (en) | 2021-07-13 | 2021-07-13 | Die-casting process method of high-air-tightness controller shell |
Applications Claiming Priority (1)
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Application publication date: 20211001 |