CN115255312B - Aviation piston part forming and processing equipment - Google Patents
Aviation piston part forming and processing equipment Download PDFInfo
- Publication number
- CN115255312B CN115255312B CN202210831567.8A CN202210831567A CN115255312B CN 115255312 B CN115255312 B CN 115255312B CN 202210831567 A CN202210831567 A CN 202210831567A CN 115255312 B CN115255312 B CN 115255312B
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- fixedly arranged
- coaxially
- rotary disk
- rotary
- rod
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- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000008602 contraction Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 238000003754 machining Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005266 casting Methods 0.000 description 17
- 230000000694 effects Effects 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009750 centrifugal casting Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000005524 ceramic coating Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification 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
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
- B22D13/101—Moulds
-
- 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
- B22D33/04—Bringing together or separating moulds
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the field of piston machining, in particular to aviation piston part forming machining equipment which comprises a workbench, a supporting platform, a centrifugal mechanism, a first rotary disk, a second rotary disk, split dies, a rotary mechanism and a die sealing mechanism, wherein a pouring hole is machined in the second rotary disk, each split die comprises a first half die and a second half die, air holes are formed in each first half die and each second half die, the pouring hole is poured, the die sealing mechanism is used for sealing the pouring hole, the output speed of a motor is accelerated by adopting a planetary gear mechanism, so that the first rotary disk is driven to rotate at a high speed, high-temperature aluminum water in a plurality of split dies on the first rotary disk is driven to centrifugally pressurize at the same time, and air in each split die is discharged from the corresponding air holes, so that the production efficiency is greatly improved by machining four pistons at the same time, and the air in the dies is discharged well through the centrifugal mechanism.
Description
Technical Field
The invention relates to the field of piston machining, in particular to aviation piston part forming and machining equipment.
Background
The piston is a reciprocating member in an engine block, and materials of the piston have been developed in order to improve the mobility of the piston and maintain the mechanical strength of the piston and reduce the weight of the piston. Common aluminum alloys such as aluminum-silicon alloy, kobi Talmar heat-resistant aluminum alloy and the like are now used.
The equipment for forming the piston is generally to pour high-temperature aluminum water into the mould one by one, can not pour a plurality of moulds at one time, and after pouring the high-temperature aluminum water into the mould, can not be very good with the air in the high-temperature aluminum water and the air located in the mould completely discharge, can cause the piston of production to appear defect like this, and then cause production efficiency to be low.
Disclosure of Invention
Based on the above, it is necessary to provide an aviation piston part forming and processing device aiming at the prior art.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
the utility model provides an aviation piston class part shaping processing equipment, includes the workstation and is the fixed supporting platform who sets up in the workstation inside of horizontality, still includes:
the centrifugal mechanism is fixedly arranged on the working plane of the workbench and is provided with an output end for rotation;
the first rotating disc is coaxially and fixedly arranged at the output end of the centrifugal mechanism in a horizontal state;
the second rotating disc is coaxially and rotatably arranged at one side of the output end of the centrifugal mechanism, which is far away from the working plane of the workbench, and a plurality of pouring holes are formed in the second rotating disc;
the number of the split type moulds is the same as that of the pouring holes, each split type mould comprises a first half mould and a second half mould, each first half mould is fixedly arranged on a first rotary disc in a vertical state, each second half mould is fixedly arranged on a second rotary disc in a vertical state, and air holes are formed in the outer side walls, close to the first rotary disc, of each first half mould and each second half mould;
the rotating mechanism is fixedly arranged on the first rotating disk in a horizontal state and is provided with an output end which is fixedly connected to the second rotating disk and used for pushing the second rotating disk to rotate so as to enable the split type die to be clamped;
the mold sealing mechanism is coaxially and fixedly arranged on one side, far away from the first rotary disk, of the second rotary disk and is used for sealing the pouring hole.
Further, the centrifugal mechanism includes:
the motor is fixedly arranged on the supporting platform in a vertical state;
the planetary gear mechanism is coaxially and rotatably arranged at the output end of the motor and comprises a sun gear, a plurality of planet gears, a planet carrier, a rotating rod, a shell and a cover body, wherein each planet gear is fixedly arranged at one side, far away from the motor, of the planet carrier, a vertical rod is machined at one side, close to the motor, of the planet carrier, the vertical rod is coaxially and fixedly arranged at the output end of the motor, the shell is coaxial with the vertical rod and fixedly arranged on a working plane of a working table, a gear ring is machined on the inner wall, far away from the working plane of the working table, of the shell, the cover body is coaxially and fixedly arranged at one side, far away from the working table, of the shell, the rotating rod is coaxially and rotatably arranged on the shell, the rotating rod penetrates through the shell, the sun gear is fixedly arranged at one side, close to the working table, of the rotating rod is meshed with the plurality of planet gears, and each planet gear is meshed with the gear ring gear;
wherein, plane bearings are arranged between the planet carrier and the working plane of the workbench and between the cover body and the first rotary disk.
Further, one side of the second rotary disk, which is close to the first rotary disk, is provided with a plurality of first fixing grooves and a plurality of second fixing grooves, the bottoms of the second fixing grooves are provided with fixing columns, the inner walls of the second fixing grooves are provided with first sliding grooves, and the central axis of the second rotary disk is provided with an avoidance groove.
Further, the rotation mechanism includes:
the two mounting frames are fixedly arranged at one side of the first rotating disc, which is close to the second rotating disc, in a horizontal state;
the two electric push rods are fixedly arranged on the corresponding mounting frames in a horizontal state;
the two transverse push rods are coaxially and fixedly arranged at the output end of the electric push rod in a horizontal state, and a first hinging seat is processed on one side, far away from the electric push rod, of each first push rod;
the plurality of support frames are fixedly arranged on one side of the first rotary disc, which is close to the second rotary disc, in a vertical state and are used for supporting the first push rod;
the two fixing rods are coaxially and fixedly arranged in the first fixing groove;
the two articulated rods are all in a horizontal state and are articulated on the first articulated seat, and the other end of each articulated rod is articulated on the fixed rod.
The locking pressure maintaining mechanism is fixedly arranged in the second fixing groove in a vertical state and is used for locking the second rotating disc and the first rotating disc after the split type die is assembled, so that the second rotating disc is prevented from independently rotating.
Further, one side of the first rotary disk far away from the centrifugal mechanism is provided with a plurality of second sliding grooves, and each sliding groove is provided with a positioning through hole corresponding to the second fixing groove.
Further, the locking dwell mechanism includes:
the sliding columns are coaxially arranged in the second fixed groove in a sliding manner;
the springs are coaxially sleeved on the fixed columns, one end of each spring is fixedly arranged at the bottom of the corresponding second fixed groove, and the other end of each spring is fixedly arranged at one end, close to the bottom of the second fixed groove, of the corresponding sliding column;
the plurality of limit covers are coaxially and fixedly arranged at one end, close to the first rotary disc, of the corresponding second fixing groove, and each sliding column penetrates through the corresponding limit cover;
the unlocking mechanism is fixedly arranged on the working surface of the workbench in a vertical state and is used for unlocking, locking and pressure maintaining mechanisms, so that the second rotating disc can independently rotate.
Further, the unlocking mechanism comprises:
the cylinder base is fixedly arranged on the working plane of the workbench in a vertical state and is coaxially arranged with the corresponding second fixing groove;
the pen-shaped air cylinder is coaxially arranged on the air cylinder base in a vertical state, and the output end of the pen-shaped air cylinder is vertically directed to the positioning through hole.
Further, the die sealing mechanism comprises:
the fixed base is coaxially and fixedly arranged on one side, far away from the first rotary disk, of the second rotary disk, and a limit sliding rod is machined on one side, far away from the second rotary disk, of the fixed base;
the square slide block is coaxially arranged on the limit slide rod, each side face of the square slide block is provided with a hollow cross beam, one side of the square slide block, which is far away from the second rotary disk, is provided with a shrinkage sleeve, one end of the shrinkage sleeve, which is far away from the second rotary disk, is provided with an elastic shrinkage opening capable of shrinking inwards, and the outer wall of the shrinkage sleeve, which is near one side of the second rotary disk, is provided with external threads;
the number of the plungers is the same as that of the hollow cross beam, the plungers are fixedly arranged on one side, close to the second rotary disc, of the hollow cross beam, and each plunger is coaxially arranged with the pouring hole;
the fixed sleeve is coaxially sleeved on the shrink sleeve, an inner wall of one side, close to the square sliding block, of the fixed sleeve is provided with an inner thread corresponding to the outer thread, and the outer wall of the fixed sleeve is provided with a friction part for being held by a hand for rotation.
Compared with the prior art, the invention has the following beneficial effects: when the mold is closed, the first half mold and the second half mold are closed through the rotating mechanism, the split molds are kept in a good closing state through the locking pressure maintaining mechanism, then pouring is carried out in the pouring hole, the pouring hole is sealed through the mold sealing mechanism, the output speed of the motor is accelerated through the planetary gear mechanism, so that the first rotating disk is driven to rotate at a high speed, high-temperature molten aluminum in the split molds on the first rotating disk is driven to simultaneously carry out centrifugal pressurization, air in each split mold is discharged from the corresponding air hole, and therefore, the production efficiency is greatly improved by simultaneously processing four pistons, and the air in the mold is well discharged through the centrifugal mechanism.
Drawings
FIG. 1 is a schematic perspective view of an embodiment;
FIG. 2 is an overall exploded view of an embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a partial perspective view of an embodiment;
FIG. 5 is a schematic perspective view of a first rotary disk and a rotary mechanism according to an embodiment;
FIG. 6 is a top view of a partial perspective structure of an embodiment;
FIG. 7 is a cross-sectional view taken along line A-A of FIG. 6;
FIG. 8 is a cross-sectional view taken along B-B of FIG. 6;
fig. 9 is a top view of the planetary gear mechanism of the embodiment.
The reference numerals in the figures are:
1. a work table; 2. a support platform; 3. a first rotating disk; 4. a second rotating disk; 5. pouring holes; 6. a first mold half; 7. a second mold half; 8. ventilation holes; 9. a motor; 10. a sun gear; 11. a planet wheel; 12. a planet carrier; 13. a rotating rod; 14. a housing; 15. a cover body; 16. a vertical rod; 17. a first fixing groove; 18. a second fixing groove; 19. fixing the column; 20. a first chute; 21. an avoidance groove; 22. a mounting frame; 23. an electric push rod; 24. a transverse push rod; 25. a first hinge base; 26. a support frame; 27. a fixed rod; 28. a hinge rod; 29. a second chute; 30. positioning the through hole; 31. a sliding column; 32. a spring; 33. a limit cover; 34. a cylinder base; 35. a pen-shaped cylinder; 36. a fixed base; 37. a limit slide bar; 38. a square slide block; 39. a hollow cross beam; 40. shrink tube sleeve; 41. an elastic contraction opening; 42. a round plunger; 43. a fixed sleeve; 44. a friction part; 45. a first planar bearing; 46. and a second planar bearing.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1 to 9, an aviation piston part forming and processing device includes a workbench 1 and a support platform 2 which is horizontally fixed inside the workbench 1, and further includes:
the centrifugal mechanism is fixedly arranged on the working plane of the workbench 1 and is provided with an output end for rotation;
the first rotary disk 3 is coaxially and fixedly arranged at the output end of the centrifugal mechanism in a horizontal state;
the second rotary disk 4 is coaxially and rotatably arranged at one side of the output end of the centrifugal mechanism, which is far away from the working plane of the workbench 1, and a plurality of pouring holes 5 are formed in the second rotary disk 4;
the number of the split type moulds is the same as that of the pouring holes 5, each split type mould comprises a first half mould 6 and a second half mould 7, each first half mould 6 is fixedly arranged on the first rotary disk 3 in a vertical state, each second half mould 7 is fixedly arranged on the second rotary disk 4 in a vertical state, and ventilation holes 8 are formed in the outer side walls, close to the first rotary disk 3, of each first half mould 6 and each second half mould 7;
the rotating mechanism is fixedly arranged on the first rotating disk 3 in a horizontal state and is provided with an output end which is fixedly connected to the second rotating disk 4 and is used for pushing the second rotating disk 4 to rotate so as to enable the split type die to be clamped;
the mold sealing mechanism is coaxially and fixedly arranged on one side of the second rotary disk 4 far away from the first rotary disk 3 and is used for sealing the pouring holes 5.
The centrifugal mechanism includes:
the motor 9 is fixedly arranged on the supporting platform 2 in a vertical state;
the planetary gear mechanism is coaxially and rotatably arranged at the output end of the motor 9 and comprises a sun gear 10, a plurality of planetary gears 11, a planetary carrier 12, a rotary rod 13, a shell 14 and a cover body 15, wherein each planetary gear 11 is fixedly arranged at one side of the planetary carrier 12 away from the motor 9, a vertical rod 16 is machined at one side of the planetary carrier 12 close to the motor 9, the vertical rod 16 is coaxially and fixedly arranged at the output end of the motor 9, the shell 14 is coaxial with the vertical rod 16 and fixedly arranged on the working plane of the working table 1, a gear ring is machined on the inner wall of the shell 14 away from the working plane of the working table 1, the cover body 15 is coaxially and fixedly arranged at one side of the shell 14 away from the working table 1, the rotary rod 13 is coaxially and rotatably arranged on the shell 14, the rotary rod 13 penetrates through the shell 14, the sun gear 10 is fixedly arranged at one side of the rotary rod 13 close to the working table 1, the sun gear 10 is meshed with the plurality of planetary gears 11, and each planetary gear 11 is meshed with the gear ring;
a first plane bearing 45 is arranged between the planet carrier 12 and the working plane of the workbench 1, and a second plane bearing 46 is arranged between the cover body 15 and the first rotary disk 3.
The motor 9 drives the rotation of the planet carrier 12 to drive the rotation of the planet wheel 11, drive the sun wheel 10 to rotate through the rotation of the planet wheel 11, and the shell 14 is fixedly arranged on the working surface of the workbench 1, so that the gear ring is fixed, at the moment, the planetary gear mechanism plays an acceleration effect, the rotation speed output by the rotating rod 13 is far greater than that of the motor 9, the first plane bearing 45 plays a role in supporting the planet carrier 12 and enabling the planet carrier 12 to normally rotate, and the second plane bearing 46 plays a role in supporting the first rotating disc 3 and enabling the first rotating disc 3 to normally rotate.
A plurality of first fixing grooves 17 and a plurality of second fixing grooves 18 are formed in one side, close to the first rotary disk 3, of the second rotary disk 4, fixing columns 19 are formed in the groove bottom of each second fixing groove 18, first sliding grooves 20 are formed in the inner wall of each second fixing groove 18, and avoiding grooves 21 are formed in the central axis of the second rotary disk 4.
The first fixing groove 17 is used for fixing the output end of the rotating mechanism, the second fixing groove 18 is used for installing other components, the first sliding groove 20 is used for limiting, parts located in the second fixing groove 18 can only slide along the first sliding groove 20, the avoiding groove 21 is used for enabling the rotating rod 13 to pass through, the opening area of the avoiding groove 21 is larger than the cross-sectional area of the rotating rod 13, and the fixing sleeve 43 is provided with a bearing in the avoiding groove 21 so that the second rotating disc 4 can freely rotate.
The rotation mechanism includes:
the two mounting frames 22 are fixedly arranged on one side of the first rotary disk 3, which is close to the second rotary disk 4, in a horizontal state;
the two electric push rods 23 are fixedly arranged on the corresponding mounting frames 22 in a horizontal state;
the two transverse push rods 24 are coaxially and fixedly arranged at the output end of the electric push rod 23 in a horizontal state, and a first hinging seat 25 is processed on one side of each first push rod far away from the electric push rod 23;
the supporting frames 26 are fixedly arranged on one side of the first rotating disc 3, which is close to the second rotating disc 4, in a vertical state and are used for supporting the first push rod;
the two fixing rods 27 are coaxially and fixedly arranged in the first fixing groove 17;
the two hinging rods 28 are both hinged on the first hinging seat 25 in a horizontal state, and the other ends of the hinging rods are hinged on the fixing rods 27.
The locking pressure maintaining mechanism is fixedly arranged in the second fixing groove 18 in a vertical state and is used for locking the second rotary disk 4 and the first rotary disk 3 after the split type die is clamped, so that independent rotation of the second rotary disk 4 is prevented.
The two electric push rods 23 are arranged in parallel, but the working directions of the two electric push rods 23 are opposite, each electric push rod 23 pushes the corresponding transverse push rod 24, and as the movable end of the transverse push rod 24 is hinged with one end of the hinging rod 28 and one end of the hinging rod 28 is hinged with the fixing rod 27, the second rotary disk 4 rotates anticlockwise under the pushing of the electric push rods 23, so that the second half mould 7 positioned on the second rotary disk 4 is clamped with the first half mould 6 positioned on the first rotary disk 3, at the moment, the electric push rods 23 stop working, and the second half mould 7 and the first half mould 6 are kept in a tightly-abutted clamping state all the time through the locking pressure-maintaining mechanism, so that the damages to the mould and parts of each part are caused in the casting process and even the safety problem is caused in the casting process because the first half mould 6 and the second half mould 7 are separated in the casting process.
A plurality of second sliding grooves 29 are formed in one side, far away from the centrifugal mechanism, of the first rotating disc 3, and positioning through holes 30 corresponding to the second fixing grooves 18 are formed in each sliding groove.
The second chute 29 has the function of enabling the output end of the locking and pressure maintaining mechanism to slide in the second chute 29, playing a limiting role, preventing the output end of the locking and pressure maintaining mechanism from being broken when the output end rotates on the first rotary disk 3, and playing a locking role when the output end of the locking and pressure maintaining mechanism falls into the positioning through hole 30, so that the second rotary disk 4 is locked with the first rotary disk 3, and the second rotary disk 4 and the first rotary disk 3 rotate together at a high speed under the drive of the rotary rod 13.
The locking dwell mechanism includes:
a plurality of sliding columns 31 coaxially slidably disposed in the second fixing groove 18;
the springs 32 are coaxially sleeved on the fixed columns 19, one end of each spring 32 is fixedly arranged at the bottom of the corresponding second fixed groove 18, and the other end of each spring is fixedly arranged at one end, close to the bottom of the second fixed groove 18, of the corresponding sliding column 31;
the plurality of limit covers 33 are coaxially and fixedly arranged at one end, close to the first rotating disc 3, of the corresponding second fixing groove 18, and each sliding column 31 penetrates through the corresponding limit cover 33;
the unlocking mechanism is fixedly arranged on the working surface of the workbench 1 in a vertical state and is used for unlocking, locking and pressure maintaining mechanisms, so that the second rotating disc 4 can independently rotate.
The sliding column 31 slides in the second fixing groove 18, when the second rotating disk 4 rotates, one end of the sliding column 31, which is close to the first rotating disk 3, slides in the second sliding groove 29, the spring 32 is in a compressed state, when moving to the positioning through hole 30, the sliding column 31 stretches out towards the first rotating disk 3 under the action of the spring 32, and the limiting cover 33 is used for limiting the stretching out of the sliding column 31, so that the sliding column 31 can only stretch out for a certain length and cannot stretch out completely, and is prevented from falling out of the second fixing groove 18.
The unlocking mechanism comprises:
the cylinder base 34 is fixedly arranged on the working plane of the workbench 1 in a vertical state, and the cylinder base 34 and the corresponding second fixing groove 18 are coaxially arranged;
the pen-shaped air cylinder 35 is coaxially arranged on the air cylinder base 34 in a vertical state, and the output end of the pen-shaped air cylinder is vertically directed to the positioning through hole 30.
When centrifugal casting is completed, the positioning through hole 30 is located right above the pen-shaped air cylinder 35, at this time, the output end of the pen-shaped air cylinder 35 extends towards the direction of the positioning through hole 30, abuts against one end of the sliding column 31 close to the first rotating disk 3 and is jacked up, and when one end of the sliding column 31 close to the rotating disk extends from the positioning through hole 30, at this time, the electric push rod 23 drives the second rotating disk 4 to rotate clockwise, the sliding column 31 slides in the second sliding groove 29, the output end of the pen-shaped air cylinder 35 is retracted, and the displacement length of the sliding column 31 in the second sliding groove 29 is equal to the working length of the electric push rod 23.
The die sealing mechanism comprises:
the fixed base 36 is coaxially and fixedly arranged on one side of the second rotary disk 4 far away from the first rotary disk 3, and a limit slide rod 37 is processed on one side of the fixed base 36 far away from the second rotary disk 4;
the square slide block 38 is coaxially arranged on the limit slide bar 37, a hollow cross beam 39 is processed on each side surface of the square slide block 38, a contraction sleeve 40 is processed on one side of the square slide block 38 far away from the second rotary disk 4, an elastic contraction opening 41 capable of contracting inwards is processed on one end of the contraction sleeve 40 far away from the second rotary disk 4, and an external thread is processed on the outer wall of one side of the contraction sleeve 40 close to the second rotary disk 4;
the number of the round plungers 42 is the same as that of the hollow cross beam 39, the round plungers 42 are fixedly arranged on one side of the hollow cross beam 39 close to the second rotary disk 4, and each round plunger 42 is coaxially arranged with the pouring hole 5;
the fixed sleeve 43 is coaxially sleeved on the shrink sleeve 40, an inner wall of one side of the fixed sleeve 43, which is close to the square slide block 38, is provided with an inner thread corresponding to the outer thread, and an outer wall of the fixed sleeve 43 is provided with a friction part 44 for being held by a human hand for rotation.
When casting is needed, the fixing sleeve 43 is firstly twisted off the shrinkage sleeve 40, the elastic shrinkage opening 41 is opened, the square slide block 38 can slide on the limit slide rod 37, the square slide block 38 is lifted upwards by holding the shrinkage sleeve 40 by hands, casting is carried out, the square slide block 38 is put down after casting is finished, each plunger 42 is completely inserted into each corresponding casting hole 5, the casting holes 5 are sealed, the fixing sleeve 43 is tightly twisted on the shrinkage sleeve 40, the elastic shrinkage opening 41 is shrunk, the inner wall of the shrinkage sleeve 40 is tightly abutted on the outer wall of the limit slide rod 37, the square slide block 38 is fixed on the fixing base 36 and cannot move, and the cross beam is hollow because the friction part 44 is used for facilitating the screwing-off or tightening of the fixing sleeve 43 by a user.
Working principle: before casting, the second rotary disk 4 is driven to rotate anticlockwise by the two electric push rods 23, the second rotary disk 4 rotates and simultaneously the sliding column 31 slides in the first chute 20, when the first half die 6 and the second half die 7 are clamped, the sliding column 31 falls into the positioning through hole 30, the first rotary disk 3 and the second rotary disk 4 are locked, then the fixing sleeve 43 is unscrewed by hand, the square slide block 38 is pulled upwards along the limit slide rod 37, and then each plunger 42 is driven to be pulled out of the corresponding casting hole 5, casting is carried out, high-temperature aluminum water is injected from each casting hole 5 at the same time, the inner wall of each casting hole 5 is coated with ceramic coating, the coating is high-temperature anti-sticking coating, the effect is to prevent the high-temperature aluminum water from forming sticking slag in the casting holes 5, the time of filling the split die from the casting holes 5 is less than the time of high-temperature aluminum water solidification, after casting is completed, the fixed sleeve 43 is screwed on the shrink sleeve 40, the square slide block 38 is fixed on the fixed base 36, at this time, the motor 9 drives the planet carrier 12 to rotate, thereby driving the planet wheel 11 to rotate, the sun wheel 10 is driven to rotate by the rotation of the planet wheel 11, and the shell 14 is fixedly arranged on the working surface of the workbench 1, so that the gear ring is fixed, at this time, the planetary gear mechanism has an acceleration effect, the rotation speed output by the rotary rod 13 is far greater than the rotation speed of the motor 9, the first rotary disk 3 and the second rotary disk 4 rotate together at a high speed, pressure is applied to a high Wen Lvshui positioned in the split mold by centrifugation, air in the high-temperature aluminum water is discharged from the air holes 8, the opening area of the air holes 8 is related to the flow speed of the cast high-temperature aluminum water, the high-temperature aluminum water is not discharged from the air holes 8, and the air can be discharged outwards from the air holes 8, after casting is completed, the pen-shaped air cylinder 35 is used for jacking the sliding column 31, so that the position of the bottommost end of the sliding column 31 is equal to the bottom height of the first sliding groove 20, at the moment, the two electric push rods 23 retract the push rods, at the moment, the second rotating disc 4 rotates clockwise independently, at the moment, the lower end of the sliding column 31 slides in the first sliding groove 20, and when the electric push rods 23 stop working, the formed piston is taken out from the split type die and is sent into subsequent equipment for processing.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (2)
1. The utility model provides an aviation piston class part shaping processing equipment, includes workstation (1) and is fixed supporting platform (2) that sets up in workstation (1) inside in the horizontality, its characterized in that still includes: the centrifugal mechanism is fixedly arranged on the working plane of the workbench (1) and is provided with an output end for rotation; the first rotary disk (3) is coaxially and fixedly arranged at the output end of the centrifugal mechanism in a horizontal state; the second rotary disk (4) is coaxially and rotatably arranged at one side of the output end of the centrifugal mechanism, which is far away from the working plane of the workbench (1), and a plurality of pouring holes (5) are formed in the second rotary disk (4); the number of the split type moulds is the same as that of the pouring holes (5), each split type mould comprises a first half mould (6) and a second half mould (7), each first half mould (6) is fixedly arranged on the first rotary disc (3) in a vertical state, each second half mould (7) is fixedly arranged on the second rotary disc (4) in a vertical state, and ventilation holes (8) are formed in the outer side walls, close to the first rotary disc (3), of each first half mould (6) and each second half mould (7); the rotating mechanism is fixedly arranged on the first rotating disc (3) in a horizontal state and is provided with an output end which is fixedly connected to the second rotating disc (4) and used for pushing the second rotating disc (4) to rotate so as to lead the split type die to be clamped; the die sealing mechanism is coaxially and fixedly arranged on one side, far away from the first rotary disc (3), of the second rotary disc (4) and is used for sealing pouring holes (5), one side, close to the first rotary disc (3), of the second rotary disc (4) is provided with a plurality of first fixing grooves (17) and a plurality of second fixing grooves (18), the groove bottom of each second fixing groove (18) is provided with a fixing column (19), each inner wall of each second fixing groove (18) is provided with a first sliding groove (20), the central axis of each second rotary disc (4) is provided with an avoidance groove (21), and the die sealing mechanism comprises: the two mounting frames (22) are fixedly arranged on one side, close to the second rotary disc (4), of the first rotary disc (3) in a horizontal state; the two electric push rods (23) are fixedly arranged on the corresponding mounting frames (22) in a horizontal state; the two transverse push rods (24) are coaxially and fixedly arranged at the output end of the electric push rod (23) in a horizontal state, and a first hinging seat (25) is processed on one side, far away from the electric push rod (23), of each transverse push rod (24); the support frames (26) are fixedly arranged on one side, close to the second rotary disc (4), of the first rotary disc (3) in a vertical state and are used for supporting the transverse push rod (24); the two fixing rods (27) are coaxially and fixedly arranged in the first fixing groove (17); the two hinging rods (28) are both horizontally hinged on the first hinging seat (25), and the other ends of the hinging rods are hinged on the fixed rods (27); locking pressurize mechanism is fixed setting in second fixed slot (18) in vertical state for after split type mould compound die, with second rotary disk (4) and first rotary disk (3) locking, prevent the independent rotation of second rotary disk (4), one side processing that centrifugal mechanism was kept away from to first rotary disk (3) has a plurality of second spout (29), every all process in second spout (29) have with the corresponding locating through hole (30) of second fixed slot (18), locking pressurize mechanism includes: the sliding columns (31) are coaxially arranged in the second fixing groove (18) in a sliding manner; the springs (32) are coaxially sleeved on the fixed columns (19), one end of each spring (32) is fixedly arranged at the bottom of the corresponding second fixed groove (18), and the other end of each spring is fixedly arranged at one end, close to the bottom of the second fixed groove (18), of the corresponding sliding column (31); the limiting covers (33) are coaxially and fixedly arranged at one end, close to the first rotating disc (3), of the corresponding second fixing groove (18), and each sliding column (31) penetrates through the corresponding limiting cover (33); the unlocking mechanism is fixedly arranged on the working surface of the workbench (1) in a vertical state and is used for unlocking the locking pressure maintaining mechanism to enable the second rotating disc (4) to independently rotate, and the unlocking mechanism comprises: the cylinder base (34) is fixedly arranged on the working plane of the workbench (1) in a vertical state, and the cylinder base (34) and the corresponding second fixing groove (18) are coaxially arranged; the pen-shaped air cylinder (35) is coaxially arranged on the air cylinder base (34) in a vertical state, and the output end of the pen-shaped air cylinder vertically points to the positioning through hole (30);
the centrifugal mechanism includes: the motor (9) is fixedly arranged on the supporting platform (2) in a vertical state; the planetary gear mechanism is coaxially arranged at the output end of the motor (9) in a rotating mode and comprises a sun gear (10), a plurality of planet gears (11), a planet carrier (12), a rotating rod (13), a shell (14) and a cover body (15), wherein each planet gear (11) is fixedly arranged on one side, far away from the motor (9), of the planet carrier (12), a vertical rod (16) is machined on one side, close to the motor (9), of the planet carrier (12), the vertical rod (16) is coaxially and fixedly arranged at the output end of the motor (9), the shell (14) is coaxial with the vertical rod (16) and fixedly arranged on the working plane of the workbench (1), a gear ring is machined on the inner wall, far away from the working plane of the workbench (1), of the shell (14) is coaxially and fixedly arranged on one side, far away from the workbench (1), of the rotating rod (13) is coaxially arranged on the shell (14), the planet gear (13) penetrates through the shell (14), the sun gear (10) is fixedly arranged on one side, close to the rotating rod (13), of the rotating rod (1), and meshed with each planet gear (11). A first plane bearing (45) is arranged between the planet carrier (12) and the working plane of the workbench (1), and a second plane bearing (46) is arranged between the cover body (15) and the first rotary disk (3).
2. The aviation piston type component molding and processing apparatus of claim 1, wherein said mold closing mechanism comprises: the fixed base (36) is coaxially and fixedly arranged on one side, far away from the first rotary disk (3), of the second rotary disk (4), and a limit slide rod (37) is machined on one side, far away from the second rotary disk (4), of the fixed base (36); the square sliding block (38) is coaxially arranged on the limit sliding rod (37), each side surface of the square sliding block (38) is provided with a hollow cross beam (39), one side of the square sliding block (38) far away from the second rotating disc (4) is provided with a shrinkage sleeve (40), one end of the shrinkage sleeve (40) far away from the second rotating disc (4) is provided with an elastic shrinkage opening (41) capable of shrinking inwards, and the outer wall of the shrinkage sleeve (40) near one side of the second rotating disc (4) is provided with external threads; the number of the round plungers (42) is the same as that of the hollow cross beams (39), the round plungers are fixedly arranged on one side, close to the second rotary disc (4), of the hollow cross beams (39), and each round plunger (42) and the pouring hole (5) are coaxially arranged; the fixed sleeve (43) is coaxially sleeved on the contraction sleeve (40), an inner wall of one side, close to the square sliding block (38), of the fixed sleeve (43) is provided with an inner thread corresponding to the outer thread, and the outer wall of the fixed sleeve (43) is provided with a friction part (44) for being held by a hand to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210831567.8A CN115255312B (en) | 2022-07-14 | 2022-07-14 | Aviation piston part forming and processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210831567.8A CN115255312B (en) | 2022-07-14 | 2022-07-14 | Aviation piston part forming and processing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN115255312A CN115255312A (en) | 2022-11-01 |
| CN115255312B true CN115255312B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210831567.8A Active CN115255312B (en) | 2022-07-14 | 2022-07-14 | Aviation piston part forming and processing equipment |
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| CN (1) | CN115255312B (en) |
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| CN115255312A (en) | 2022-11-01 |
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