CN114643685A - Rotary core-pulling complex precision die for manufacturing turbine - Google Patents
Rotary core-pulling complex precision die for manufacturing turbine Download PDFInfo
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- CN114643685A CN114643685A CN202210346655.9A CN202210346655A CN114643685A CN 114643685 A CN114643685 A CN 114643685A CN 202210346655 A CN202210346655 A CN 202210346655A CN 114643685 A CN114643685 A CN 114643685A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 238000007664 blowing Methods 0.000 claims abstract description 40
- 238000009434 installation Methods 0.000 claims description 14
- 238000003491 array Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 238000007789 sealing Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1703—Introducing an auxiliary fluid into the mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1753—Cleaning or purging, e.g. of the injection unit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/7207—Heating or cooling of the moulded articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C2045/338—Mould parts with combined axial and transversal movements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/748—Machines or parts thereof not otherwise provided for
- B29L2031/7504—Turbines
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a rotary core-pulling complex precision mold for manufacturing a turbine, and relates to the technical field. The rotary core-pulling complex precision mold for manufacturing the turbine comprises a bottom plate, a mold body and a mold core. When loosing core, can drive the core and move on the incline direction, make it take out from the turbine, avoid loosing core in-process core and turbine's blade to produce and interfere, guarantee its manufacturing quality, and simultaneously, make filtered air get into inside the mould body through the hole of blowing, avoid loosing core in-process, the inside negative pressure that produces of mould body, thereby it is more convenient when making last mould drawing of patterns, and, when can avoiding going up the mould drawing of patterns, outside unfiltered air gets into inside through the combination department of last mould and lower mould, guarantee the manufacturing quality of turbine, and, can blow the operation to the turbine, can clear up its surface on the one hand, on the other hand can improve its refrigerated efficiency, when guaranteeing turbine manufacturing quality, improve its manufacturing efficiency.
Description
Technical Field
The invention relates to the technical field of turbine manufacturing molds, in particular to a rotary core-pulling complex precision mold for manufacturing a turbine.
Background
A turbine, which is a fan in an engine of an automobile or an airplane, improves the performance of the engine by blowing fuel vapor into the engine using exhaust gas. The turbine is a rotary power machine which converts the energy of a flowing working medium into mechanical work, and is one of the main parts of an aircraft engine, a gas turbine and a steam turbine.
The existing turbine is mainly manufactured through an injection mold, and the turbine mainly comprises blades, and the blades generally have an inclination angle, the existing rotary core-pulling complex precision mold is used, in the core-pulling process, a core is easy to interfere with the turbine, the manufacturing quality of the core is influenced, meanwhile, negative pressure can be generated in the mold when the core is pulled, suction force exists when an upper mold is opened, resistance is caused to the mold opening, the mold opening is difficult, energy waste can also be caused, meanwhile, when the mold opening is instantaneous, outside unfiltered air can quickly enter the interior through the joint of the upper mold and the lower mold, impurities such as dust can be easily brought into the surface of a workpiece, the manufacturing quality of the workpiece is influenced, the air flow rate which just starts to enter is high, and the manufacturing quality of the turbine can also be influenced.
Disclosure of Invention
The invention aims to provide a rotary core-pulling complex precision mold for manufacturing a turbine, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a complicated precision mold of loosing core of rotation for making turbine, includes bottom plate, mould body and core, the mould body includes mould and lower mould, go up the mould and pass through the last lateral wall of elevating system with the bottom plate and be connected, and lower mould fixed connection is at the last lateral wall of bottom plate, the spout that a plurality of arrays set up is seted up at the top of last mould, and sliding connection has the slide bar in the spout, it has joint strip to fill between slide bar and the spout, the lower extreme of slide bar is fixed with the top of core, and the top of going up the mould is provided with the mechanism of loosing core that is used for rotating to loose core, the top of going up the mould is provided with the mechanism of blowing that is used for blowing to this internal.
Preferably, elevating system includes the movable plate that fixed connection set up at last mould lateral wall two symmetries, and the L shaped plate that two symmetries of the last lateral wall fixedly connected with of bottom plate set up, one of them the lateral wall fixedly connected with guide bar of L shaped plate, and the lower extreme of guide bar run through the lateral wall of one of them movable plate and fixed with the last lateral wall of bottom plate, another the lateral wall of L shaped plate rotates and is connected with the lead screw, and the lower extreme of lead screw rotates with the last lateral wall of bottom plate to be connected, another the lateral wall threaded connection of movable plate and lead screw, one of them the first motor of last lateral wall fixedly connected with of L shaped plate, and the output of first motor runs through the lower lateral wall of L shaped plate and is fixed with the upper end of lead screw.
Preferably, the core pulling mechanism comprises a gear ring which is rotatably connected to the top of the upper die, a plurality of fixing blocks which are arranged in an array are fixedly connected to the upper side wall of the gear ring, each fixing block comprises an inclined plane, a disc is fixedly connected to the upper end of the sliding rod, the disc slides on the inclined plane, and the gear ring rotates to be driven through a driving mechanism.
Preferably, actuating mechanism includes the U-shaped plate of fixed connection at last mould top, and the lower lateral wall of U-shaped plate rotates through the pivot and is connected with first gear, first gear sets up with the ring gear meshing, and the last lateral wall fixedly connected with second motor of U-shaped plate, the output of second motor runs through the lower lateral wall of U-shaped plate and is fixed with the upper end of pivot.
Preferably, the mechanism of blowing includes that fixed the inserting establishes the gas blow pipe that a plurality of arrays in last mould top set up, and the inside wall of gas blow pipe has seted up the ring channel, the hole of blowing has been seted up to the bottom of gas blow pipe, and is provided with sealed dish in the hole of blowing, the top fixedly connected with work box of gas blow pipe, and rotate through the dwang in the work box and be connected with the commentaries on classics fan, the last lateral wall fixedly connected with intake pipe of work box, and the top of intake pipe is provided with and is used for driving sealed dish to carry out the first actuating mechanism that removes, the lateral wall of ring gear is provided with and is used for driving the dwang to carry out pivoted second actuating mechanism.
Preferably, first actuating mechanism includes the carriage release lever of fixed connection in sealed dish upper end, and the upper end fixedly connected with installation pipe of carriage release lever, and the installation pipe slides in the intake pipe, the top and the fixedly connected with connecting plate of intake pipe are run through to the top of installation pipe, and the removal of connecting plate promotes through pushing mechanism, the through-hole that a plurality of arrays set up is seted up to the last lateral wall of connecting plate, and the lower extreme setting that the installation pipe was run through to the lower extreme of through-hole.
Preferably, pushing mechanism includes fixed connection in the backup pad of work box lateral wall, and the last lateral wall of backup pad rotates and is connected with the threaded rod, the lateral wall threaded connection of threaded rod has the thread bush, and the lower lateral wall of the upper end of thread bush and connecting plate is fixed, be provided with drive mechanism between threaded rod and the dwang.
Preferably, the transmission mechanism comprises a driven bevel gear fixedly connected to the lower end of the threaded rod, one end of the rotating rod penetrates through the side wall of the work box and is fixedly connected with a driving bevel gear, and the driving bevel gear is meshed with the driven bevel gear.
Preferably, the second driving mechanism comprises fixed plates fixedly connected to the plurality of arrays on the inner side wall of the gear ring, racks are fixedly connected to the other ends of the fixed plates, a second gear is fixedly connected to the other end of the rotating rod, and the second gear and the racks are meshed.
Preferably, the installation tube is filled with a filter sponge.
Compared with the prior art, the invention has the beneficial effects that:
(1) this kind of a complicated precision mold of loosing core is rotated for making turbine, through setting up mechanism of loosing core etc, treat that the turbine makes the back of accomplishing, start the second motor, the rotation of second motor drives the rotation of first gear, and then drive the rotation of ring gear, the rotation of ring gear drives the synchronous rotation of fixed block, make the disc slide on the inclined plane, thereby promote the slide bar and slide along the lateral wall of spout, and simultaneously, the slide bar rebound, thereby it moves on the incline direction to drive the core, make it take out from the turbine, guarantee its effect of loosing core, avoid loosing core in-process core and turbine's blade to produce the interference, guarantee its manufacturing quality.
(2) The rotating core-pulling complex precision die for manufacturing the turbine is characterized in that an air blowing mechanism and the like are arranged, after the turbine is manufactured, a second motor is started, the rotation of the second motor drives a first gear to rotate, and further drives a gear ring to rotate, the gear ring rotates through the movement of a fixing plate driving rack and further drives a second gear to rotate, the rotation of the second gear drives a rotating rod and a rotating fan to rotate, so that external air enters through a through hole and enters into an air blowing pipe after being filtered by filtering sponge in an installation pipe, meanwhile, the rotation of the rotating rod drives a driving bevel gear and a driven bevel gear to rotate, and further drives a threaded rod to rotate, the rotation of the threaded rod enables a threaded sleeve to move upwards, and further drives a sealing disk to move upwards and move into an annular groove through a connecting plate, the installation pipe and a moving rod, and at the moment, the air enters into the die body through an air blowing hole, avoid at the in-process of loosing core, the inside negative pressure that produces of mould body to it is more convenient when making the mould drawing of patterns, avoid the energy waste, and, when can avoiding going up the mould drawing of patterns, outside unfiltered air gets into inside through the combination department of last mould and lower mould, guarantees the manufacturing quality of turbine.
(3) This kind of a complicated precision mould of loosing core is rotated for making turbine, through setting up blowing mechanism etc. inside the air gets into the mould body through the hole of blowing for at the in-process of loosing core, can blow the operation to the turbine, can clear up its surface on the one hand, and on the other hand can improve its refrigerated efficiency, when guaranteeing turbine manufacturing quality, improves its manufacturing efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the present invention;
FIG. 3 is a schematic structural view of a transmission mechanism according to the present invention;
FIG. 4 is a schematic cross-sectional view of an upper mold in the present invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 6 is an enlarged view of the structure at B in FIG. 2;
FIG. 7 is an enlarged view of the structure at C in FIG. 3;
FIG. 8 is an enlarged view of the structure of FIG. 4 at D;
fig. 9 is an enlarged schematic view of fig. 5 at E.
In the figure: 1. a base plate; 201. an L-shaped plate; 202. a screw rod; 203. moving the plate; 204. a guide bar; 205. a first motor; 301. a disc; 302. a ring gear; 303. a fixed block; 304. a bevel; 401. a U-shaped plate; 402. a first gear; 403. a second motor; 501. an air blowing pipe; 502. an annular groove; 503. a gas blowing hole; 504. sealing the disc; 505. a work box; 506. rotating the rod; 507. rotating the fan; 508. an air inlet pipe; 601. a fixing plate; 602. a rack; 603. a second gear; 701. a travel bar; 702. installing a pipe; 703. a connecting plate; 704. a through hole; 801. a drive bevel gear; 802. a driven bevel gear; 901. a support plate; 902. a threaded rod; 903. a threaded sleeve; 10. a slide bar; 1101. an upper die; 1102. a lower die; 12. a core; 13. a chute; 14. and sealing rubber strips.
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. 1-9, the present invention provides a technical solution: a rotary core-pulling complex precision mold for manufacturing a turbine comprises a bottom plate 1, a mold body and a core 12, wherein the mold body comprises an upper mold 1101 and a lower mold 1102, the upper mold 1101 is connected with the upper side wall of the bottom plate 1 through a lifting mechanism, the lower mold 1102 is fixedly connected with the upper side wall of the bottom plate 1, a plurality of sliding chutes 13 arranged in an array are formed in the top of the upper mold 1101, sliding rods 10 are connected in the sliding chutes 13 in a sliding mode, sealing rubber strips 14 are filled between the sliding rods 10 and the sliding chutes 13, the lower ends of the sliding rods 10 are fixed with the top of the core 12, a core-pulling mechanism for rotary core pulling is arranged at the top of the upper mold 1101, a blowing mechanism for blowing air into the mold body is arranged at the top of the upper mold 1101, the core 12 can be driven to move in an inclined direction to be pulled out of the turbine when core pulling is performed, the core-pulling effect is ensured, and interference between the core 12 and blades of the turbine is avoided in the core-pulling process, guarantee its manufacturing quality, simultaneously, make filtered air get into the mould body through blowing hole 503 inside, avoid at the in-process of loosing core, the inside negative pressure that produces of mould body, thereby it is more convenient when making last mould 1101 drawing of patterns, avoid the resistance that the negative pressure produced, avoid the waste of energy, and, when can avoiding last mould 1101 drawing of patterns, outside unfiltered air gets into inside through the combination department of last mould 1101 and lower mould 1102, guarantee the manufacturing quality of turbine, and, can blow the operation to the turbine, can clear up its surface on the one hand, on the other hand can improve its refrigerated efficiency, when guaranteeing the turbine manufacturing quality, improve its manufacturing efficiency.
Preferably, the lifting mechanism comprises two symmetrically-arranged moving plates 203 fixedly connected to the side wall of the upper die 1101, the upper side wall of the bottom plate 1 is fixedly connected with two symmetrically-arranged L-shaped plates 201, the side wall of one L-shaped plate 201 is fixedly connected with a guide rod 204, the lower end of the guide rod 204 penetrates through the side wall of one moving plate 203 and is fixed with the upper side wall of the bottom plate 1, the side wall of the other L-shaped plate 201 is rotatably connected with a lead screw 202, the lower end of the lead screw 202 is rotatably connected with the upper side wall of the bottom plate 1, the other moving plate 203 is in threaded connection with the side wall of the lead screw 202, the upper side wall of one L-shaped plate 201 is fixedly connected with a first motor 205, the output end of the first motor 205 penetrates through the lower side wall of the L-shaped plate 201 and is fixed with the upper end of the lead screw 202, the first motor 205 is started, the rotation of the lead screw 202 drives the rotation of the lead screw 202 to drive the moving plate 203 to move, and then drives the upper die 1101 to move, thereby facilitating the die opening and die closing of the upper die 1101.
Preferably, the core pulling mechanism comprises a gear ring 302 rotatably connected to the top of the upper die 1101, a plurality of fixing blocks 303 arranged in an array are fixedly connected to the upper side wall of the gear ring 302, each fixing block 303 comprises an inclined surface 304, a disc 301 is fixedly connected to the upper end of the sliding rod 10, the side wall of the disc 301 is provided with a round corner, resistance during sliding is reduced, the disc 301 slides on the inclined surface 304 more smoothly, the disc 301 slides on the inclined surface 304, the rotation of the gear ring 302 is driven by a driving mechanism, after the turbine is manufactured, the second motor 403 is started, the rotation of the second motor 403 drives the rotation of the first gear 402 and further drives the gear ring 302 to rotate, the rotation of the gear ring 302 drives the synchronous rotation of the fixing blocks 303, so that the disc 301 slides on the inclined surface 304, the sliding rod 10 is pushed to slide along the side wall of the sliding chute 13, and meanwhile, the sliding rod 10 moves upwards, thereby driving the core 12 to move in an inclined direction, the core is drawn out from the turbine, the core-pulling effect is guaranteed, interference between the core 12 and blades of the turbine is avoided in the core-pulling process, and the manufacturing quality of the core-pulling machine is guaranteed.
Preferably, the driving mechanism includes a U-shaped plate 401 fixedly connected to the top of the upper die 1101, a lower sidewall of the U-shaped plate 401 is rotatably connected to a first gear 402 through a rotating shaft, the first gear 402 is meshed with the gear ring 302, an upper sidewall of the U-shaped plate 401 is fixedly connected to a second motor 403, an output end of the second motor 403 penetrates through the lower sidewall of the U-shaped plate 401 and is fixed to the upper end of the rotating shaft, the second motor 403 is started, the rotation of the second motor 403 drives the rotation of the first gear 402, and then the rotation of the gear ring 302 is driven.
Preferably, the blowing mechanism comprises a plurality of blowing pipes 501 fixedly inserted on the top of the upper die 1101 and arranged in an array, an annular groove 502 is formed in the inner side wall of each blowing pipe 501, a blowing hole 503 is formed in the bottom of each blowing pipe 501, a sealing disc 504 is arranged in each blowing hole 503, a work box 505 is fixedly connected to the top of each blowing pipe 501, a rotating fan 507 is rotatably connected to the inside of each work box 505 through a rotating rod 506, an air inlet pipe 508 is fixedly connected to the upper side wall of each work box 505, a first driving mechanism for driving the sealing disc 504 to move is arranged at the top of each air inlet pipe 508, a second driving mechanism for driving the rotating rod 506 to rotate is arranged on the side wall of the gear ring 302, after the turbine is manufactured, the second motor 403 is started, the rotation of the second motor drives the first gear 402 to rotate, and further drives the gear ring 302 to rotate, the rotation of the gear ring 302 drives the rack 602 to move through the fixing plate 601, then the second gear 603 is driven to rotate, the rotation of the second gear 603 drives the rotation rod 506 and the rotation fan 507 to rotate, so that external air enters through the through hole 704 and enters into the blowing pipe 501 after being filtered by the filtering sponge in the installation pipe 702, meanwhile, the rotation of the rotation rod 506 drives the rotation of the driving bevel gear 801 and the driven bevel gear 802, and further drives the rotation of the threaded rod 902, the rotation of the threaded rod 902 enables the threaded sleeve 903 to move upwards, and further drives the sealing disc 504 to move upwards and move into the annular groove 502 through the installation pipe 702 and the moving rod 701, at the moment, the air enters the interior of the mold body through the blowing hole 503, and negative pressure is prevented from being generated in the interior of the mold body in the core pulling process, so that the demolding of the upper mold is more convenient, and in addition, when the demolding of the upper mold 1101 can be avoided, the external unfiltered air enters the interior through the joint of the upper mold 1101 and the lower mold 1102, the manufacturing quality of the turbine is guaranteed.
Preferably, the first drive mechanism includes a travel bar 701 fixedly attached to the upper end of the sealing disk 504, the upper end of the moving rod 701 is fixedly connected with a mounting pipe 702, the mounting pipe 702 slides in the air inlet pipe 508, the top of the mounting pipe 702 penetrates through the top of the air inlet pipe 508 and is fixedly connected with a connecting plate 703, and the movement of the connecting plate 703 is pushed by the pushing mechanism, the upper side wall of the connecting plate 703 is provided with a plurality of through holes 704 arranged in an array, the lower end of the through hole 704 is arranged to penetrate through the lower end of the mounting pipe 702, the connecting plate 703 is moved by a pushing mechanism, the connecting plate 703 is moved to drive the sealing disc 504 to move upwards and move into the annular groove 502 through the mounting pipe 702 and the moving rod 701, at this time, air enters the interior of the die body through the air blowing hole 503, when the core is not pulled, the sealing disc 504 seals the blowing hole 503, so that the normal injection molding is ensured, and the blockage is avoided.
Preferably, the pushing mechanism comprises a supporting plate 901 fixedly connected to the side wall of the work box 505, a threaded rod 902 is rotatably connected to the upper side wall of the supporting plate 901, a threaded sleeve 903 is threadedly connected to the side wall of the threaded rod 902, the upper end of the threaded sleeve 903 is fixed to the lower side wall of the connecting plate 703, a transmission mechanism is arranged between the threaded rod 902 and the rotating rod 506, the threaded sleeve 903 is moved upwards by rotation of the threaded rod 902, and the sealing plate 504 is driven to move upwards and move into the annular groove 502 by the connecting plate 703, the mounting pipe 702 and the moving rod 701.
Preferably, the transmission mechanism comprises a driven bevel gear 802 fixedly connected to the lower end of the threaded rod 902, one end of the rotating rod 506 penetrates through the side wall of the work box 505 and is fixedly connected with a driving bevel gear 801, the driving bevel gear 801 is meshed with the driven bevel gear 802, and the rotation of the rotating rod 506 drives the driving bevel gear 801 and the driven bevel gear 802 to rotate, so as to drive the threaded rod 902 to rotate.
Preferably, the second driving mechanism includes a fixed plate 601 fixedly connected to the inner side wall of the gear ring 302 and disposed in a plurality of arrays, a rack 602 is fixedly connected to the other end of each fixed plate 601, a second gear 603 is fixedly connected to the other end of the rotating rod 506, the second gear 603 is meshed with the rack 602, the rotating of the gear ring 302 drives the rack 602 to move through the fixed plate 601, and then drives the second gear 603 to rotate, and the rotating of the second gear 603 drives the rotating rod 506 and the rotating fan 507 to rotate.
Preferably, the installation tube 702 is filled with a filter sponge to filter air entering through the through hole 704.
The working principle is as follows: when the turbine core pulling device is used, after the turbine is manufactured, the second motor 403 is started, the rotation of the second motor 403 drives the first gear 402 to rotate, the gear ring 302 is further driven to rotate, the gear ring 302 rotates to drive the fixing block 303 to synchronously rotate, the disc 301 slides on the inclined plane 304, the sliding rod 10 is pushed to slide along the side wall of the sliding groove 13, meanwhile, the sliding rod 10 moves upwards, the core 12 is driven to move in the inclined direction, the core 12 is pulled out of the turbine, the core pulling effect is guaranteed, the core 12 is prevented from interfering with blades of the turbine in the core pulling process, and the manufacturing quality of the core is guaranteed;
meanwhile, the second motor 403 is started, the rotation of the second motor 403 drives the rotation of the first gear 402, and further drives the rotation of the gear ring 302, the rotation of the gear ring 302 drives the rack 602 to move through the fixing plate 601, and further drives the rotation of the second gear 603, the rotation of the second gear 603 drives the rotation of the rotating rod 506 and the rotating fan 507, so that the external air enters through the through hole 704, and enters into the blowing pipe 501 after being filtered by the filtering sponge in the mounting pipe 702, at the same time, the rotation of the rotating rod 506 drives the rotation of the driving bevel gear 801 and the driven bevel gear 802, and further drives the rotation of the threaded rod 902, the rotation of the threaded rod 902 makes the threaded sleeve 903 move upwards, and further drives the sealing disk 504 to move upwards and move into the annular groove 502 through the connecting plate 703, the mounting pipe 702 and the moving rod 701, and at this time, the air enters into the inside of the mold body through the blowing hole 503, in the core pulling process, negative pressure is prevented from being generated inside the die body, so that the upper die 1101 is more convenient to demold, resistance generated by the negative pressure is avoided, energy waste is avoided, and in addition, when the upper die 1101 is demold, external unfiltered air can be prevented from entering the inside through the joint of the upper die 1101 and the lower die 1102, and the manufacturing quality of the turbine is ensured;
in addition, air enters the die body through the air blowing holes 503, so that air can be blown to the turbine in the core pulling process, on one hand, the surface of the turbine can be cleaned, on the other hand, the cooling efficiency of the turbine can be improved, the manufacturing quality of the turbine is guaranteed, and meanwhile, the manufacturing efficiency of the turbine is improved.
Claims (10)
1. A rotary core-pulling complex precision mold for manufacturing a turbine, comprising a bottom plate (1), a mold body and a core (12), wherein the mold body comprises an upper mold (1101) and a lower mold (1102), and is characterized in that: go up mould (1101) and be connected through the last lateral wall of elevating system with bottom plate (1), and lower mould (1102) fixed connection is at the last lateral wall of bottom plate (1), spout (13) that a plurality of arrays set up are seted up at the top of going up mould (1101), and sliding connection has slide bar (10) in spout (13), it has joint strip (14) to fill between slide bar (10) and spout (13), the lower extreme of slide bar (10) is fixed with the top of core (12), and the top of going up mould (1101) is provided with the mechanism of loosing core that is used for rotating to loose core, the top of going up mould (1101) is provided with the mechanism of blowing that is used for blowing to this internal.
2. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 1, wherein: the lifting mechanism comprises two symmetrically arranged moving plates (203) fixedly connected with the side wall of the upper die (1101), and the upper side wall of the bottom plate (1) is fixedly connected with two L-shaped plates (201) which are symmetrically arranged, a guide rod (204) is fixedly connected with the side wall of one L-shaped plate (201), the lower end of the guide rod (204) penetrates through the side wall of one moving plate (203) and is fixed with the upper side wall of the bottom plate (1), the side wall of the other L-shaped plate (201) is rotatably connected with a screw rod (202), the lower end of the screw rod (202) is rotatably connected with the upper side wall of the bottom plate (1), the other moving plate (203) is in threaded connection with the side wall of the screw rod (202), the upper side wall of one L-shaped plate (201) is fixedly connected with a first motor (205), and the output end of the first motor (205) penetrates through the lower side wall of the L-shaped plate (201) and is fixed with the upper end of the screw rod (202).
3. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 1, wherein: the core pulling mechanism comprises a gear ring (302) which is rotatably connected to the top of an upper die (1101), a plurality of fixing blocks (303) which are arranged in an array are fixedly connected to the upper side wall of the gear ring (302), each fixing block (303) comprises an inclined plane (304), a disc (301) is fixedly connected to the upper end of a sliding rod (10), the disc (301) slides on the inclined plane (304), and the gear ring (302) rotates to be driven through a driving mechanism.
4. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 3, wherein: actuating mechanism includes U-shaped board (401) of fixed connection at last mould (1101) top, and the lower lateral wall of U-shaped board (401) rotates through the pivot and is connected with first gear (402), first gear (402) set up with ring gear (302) meshing, and the last lateral wall fixedly connected with second motor (403) of U-shaped board (401), the output of second motor (403) runs through the lower lateral wall of U-shaped board (401) and is fixed with the upper end of pivot.
5. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 3, wherein: blowing mechanism is including fixed blowing pipe (501) of establishing a plurality of array settings in last mould (1101) top, and the inside wall of blowing pipe (501) has seted up ring channel (502), blowing hole (503) have been seted up to the bottom of blowing pipe (501), and are provided with sealed dish (504) in blowing hole (503), the top fixedly connected with work box (505) of blowing pipe (501), and rotate through dwang (506) in work box (505) and be connected with and change fan (507), the last side wall fixedly connected with intake pipe (508) of work box (505), and the top of intake pipe (508) is provided with and is used for driving first actuating mechanism that dwang (504) carried out the removal, the lateral wall of ring gear (302) is provided with and is used for driving dwang (506) to carry out pivoted second actuating mechanism.
6. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 5, wherein: first actuating mechanism includes movable rod (701) of fixed connection in sealed dish (504) upper end, and the upper end fixedly connected with installation pipe (702) of movable rod (701), and installation pipe (702) slide in intake pipe (508), the top of installation pipe (702) runs through the top and the fixedly connected with connecting plate (703) of intake pipe (508), and the removal of connecting plate (703) promotes through pushing mechanism, through-hole (704) that a plurality of arrays set up are seted up to the last lateral wall of connecting plate (703), and the lower extreme setting of installation pipe (702) is run through to the lower extreme of through-hole (704).
7. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 6, wherein: the pushing mechanism comprises a supporting plate (901) fixedly connected to the side wall of the working box (505), a threaded rod (902) is rotatably connected to the upper side wall of the supporting plate (901), a threaded sleeve (903) is connected to the side wall of the threaded rod (902) in a threaded mode, the upper end of the threaded sleeve (903) is fixed to the lower side wall of the connecting plate (703), and a transmission mechanism is arranged between the threaded rod (902) and the rotating rod (506).
8. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 7, wherein: the transmission mechanism comprises a driven bevel gear (802) fixedly connected to the lower end of a threaded rod (902), one end of a rotating rod (506) penetrates through the side wall of the working box (505) and is fixedly connected with a driving bevel gear (801), and the driving bevel gear (801) is meshed with the driven bevel gear (802).
9. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 5, wherein: the second actuating mechanism includes fixed plate (601) that fixed connection set up at a plurality of arrays of ring gear (302) inside wall, and the other end fixedly connected with rack (602) of each fixed plate (601), the other end fixedly connected with second gear (603) of dwang (506), and second gear (603) and rack (602) meshing setting.
10. The rotary core-pulling complex precision mold for manufacturing the turbine as claimed in claim 6, wherein: and a filtering sponge is filled in the mounting pipe (702).
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| CN202210346655.9A CN114643685B (en) | 2022-04-02 | 2022-04-02 | Rotary core-pulling complex precision die for manufacturing turbine |
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| CN202210346655.9A CN114643685B (en) | 2022-04-02 | 2022-04-02 | Rotary core-pulling complex precision die for manufacturing turbine |
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| CN114643685B CN114643685B (en) | 2024-05-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115635078A (en) * | 2022-12-07 | 2023-01-24 | 成都大学 | Quick refrigerated powder metallurgy die |
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| CN114643685B (en) | 2024-05-14 |
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