CN112222372B - Aluminum pressing casting - Google Patents
Aluminum pressing casting Download PDFInfo
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- CN112222372B CN112222372B CN202011039519.2A CN202011039519A CN112222372B CN 112222372 B CN112222372 B CN 112222372B CN 202011039519 A CN202011039519 A CN 202011039519A CN 112222372 B CN112222372 B CN 112222372B
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- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
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Abstract
The invention discloses an aluminum pressing casting in the technical field of aluminum pressing castings, which comprises four supporting legs, wherein the tops of the four supporting legs are fixedly connected with a supporting plate together, guide rods are fixedly connected to the left and the right of the top of the supporting plate, and rectangular fixing plates are fixedly connected to the tops of the two guide rods together; according to the invention, when the upper die descends, the first forming plate and the second forming plate are extruded to form the die cavity, after an aluminum die-casting is formed by die-casting, the upper die is lifted, the die opening is carried out, the first forming plate and the second forming plate are automatically opened, when the lifting mounting plate drives the rack to ascend, the driving gear slowly rotates reversely, the first spring extrudes the ejection sliding plate to enable the ejection sliding plate to slowly and stably slide upwards along the inner wall of the lower die, the aluminum die-casting is ejected out, the surface of the aluminum die-casting is not shielded, so that a person does not need to stretch into the die-casting cavity for taking the aluminum die-casting for a long time, the possibility of injury caused by inconvenience in taking is reduced, the top of the ejection sliding plate completely bears the aluminum die-casting, and the aluminum die-casting is not damaged when the aluminum die-casting is ejected.
Description
Technical Field
The invention relates to the field of aluminum pressing castings, in particular to an aluminum pressing casting.
Background
The die-casting die is a tool for casting metal parts, and is a tool for completing a die-casting process on a special die-casting die forging machine. The basic process of die casting comprises the following steps: molten metal is cast at low speed or high speed and filled into the cavity of the mold, the mold has movable cavity surface, and it is pressurized and forged along with the cooling process of the molten metal, so that the shrinkage cavity and shrinkage porosity defects of the blank are eliminated, and the internal structure of the blank reaches the broken crystal grains in the forged state.
The invention discloses an aluminum casting die-casting die with the patent application number of CN201721902734.4, which comprises a left die holder, a left die, a right die holder and a driving device, wherein open grooves are formed in the side walls of the left die holder and the right die holder, connecting plates matched with the open grooves are arranged on the left die and the right die, corresponding mounting holes are formed in the open grooves and the connecting plates, and the connecting plates are detachably mounted in the open grooves through bolt structures.
After the existing aluminum pressing casting is subjected to die-casting forming, the formed aluminum casting is mostly manually taken out from a die cavity, a long time is needed, injury to personnel is easily caused in the continuous die-casting process, the ejection mechanism of the existing casting is mostly rod-shaped, the stress area of the end part is small, the aluminum casting is easily damaged, and the quality of the aluminum casting is influenced.
Based on this, the present invention has devised an aluminum die casting to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide an aluminum die casting, which aims to solve the problems that after the existing aluminum die casting is put forward in the background technology and die-cast, the formed aluminum die casting is mostly manually taken out of a die cavity, a long time is needed, the operator is easily injured in the continuous die-casting process, and because the hardness of the aluminum die casting is low, the ejection mechanism of the existing aluminum die casting is mostly rod-shaped, the stress area of the end part is small, the aluminum die casting is easily injured, and the quality of the aluminum die casting is influenced. To a problem of (a).
In order to achieve the purpose, the invention provides the following technical scheme: an aluminum pressing casting comprises four supporting legs, wherein the tops of the four supporting legs are fixedly connected with a supporting plate together, guide rods are fixedly connected to the left side and the right side of the top of the supporting plate, a rectangular fixing plate is fixedly connected to the tops of the two guide rods together, a first air cylinder is fixedly connected to the middle position of the bottom of the rectangular fixing plate, a lifting mounting plate is fixedly connected to the bottom of the first air cylinder and is in sliding connection with the two guide rods, an upper die is mounted at the bottom of the lifting mounting plate, a lower die is fixedly connected to the top of the supporting plate, an ejection sliding plate is in sliding connection with the bottom of the lower die, grooves are formed in the inner side wall of the lower die, a first forming plate is in sliding connection with the front and back inner wall of each groove, a second forming plate is in sliding connection with the inner wall of each of the left and right grooves, two first sliding blocks are fixedly connected to the outer sides of the two first forming plates, the outer end of each first sliding block penetrates through and is connected with the side wall of the lower die in a sliding manner, two first sliding blocks at the same side are fixedly connected with a U-shaped frame together, the outer side walls, close to the inner ends, of the two U-shaped frames are fixedly connected with first guide blocks, two sides of the bottom of the lifting mounting plate are fixedly connected with first extrusion blocks used for acting with the first guide blocks, two second forming plates are fixedly connected with second sliding blocks outside, the outer ends of the two second sliding blocks penetrate through the side wall of the lower die and are fixedly connected with rectangular connecting blocks together, the middle parts of the outer sides of the two rectangular connecting blocks are fixedly connected with second guide blocks, second extrusion blocks used for acting with the second guide blocks are fixedly connected to the left side and the right side of the bottom of the lifting mounting plate, elastic reset mechanisms are fixedly connected to the bottoms of the two U-shaped frames and the two rectangular connecting blocks, and the lower die and the supporting plate are provided with a first sliding chute together, the two first sliding grooves are respectively provided with a circular ring column fixedly connected to the bottom of the ejection sliding plate, a first spring is sleeved on the outer side of each of the two circular ring columns, pull ropes with the top ends fixedly connected to the bottom of the ejection sliding plate are arranged on the inner sides of the two circular ring columns, two groups of guide wheels are rotatably connected to the left side and the right side of the bottom of the supporting plate, mounting frames are fixedly connected to the left side and the right side of the top of the supporting plate, a rotating shaft is rotatably connected to the top of the mounting frame, a gear is fixedly connected to the front part of the rotating shaft, a winding drum is fixedly connected to the rear part of the rotating shaft, the pull ropes are guided by the guide wheels, the upper ends of the pull ropes are fixedly connected to the winding drum, and racks meshed with the gear are fixedly connected to the two sides of the lifting mounting plate;
during operation, because the existing aluminum die casting is subjected to die casting molding, the molded aluminum die casting is mostly manually taken out, the continuous die casting process is easy to hurt people, the aluminum die casting is low in hardness, the ejection mechanism of the existing aluminum die casting is mostly rod-shaped and easy to damage the aluminum die casting, the quality of the aluminum die casting is affected, the aluminum die casting is stretched out through the first air cylinder, the lifting mounting plate is pushed to move downwards along the two guide rods, the upper die is driven to move downwards together, the lifting mounting plate is driven to move downwards when descending, the rack is meshed with the gear, the gear drives the gear to rotate, the gear drives the winding drum to rotate on the mounting frame through the rotating shaft, the pull rope is wound, the pull rope is guided by the two guide wheels to pull the ejection sliding plate to descend, the first spring is compressed, the circular column is inserted into the first sliding groove and slides to the bottom of the first sliding groove along with the ejection sliding plate to slowly descend to the inner bottom of the lower die, and at the moment, the top of the ejection sliding plate is already positioned on the first forming plate, Under the second forming plate, when the rack and the gear are disengaged, the first extrusion block extrudes the first guide block towards the middle, the second extrusion block extrudes the second guide block towards the inner side, the first guide block drives the first forming plate to slide towards the inner side of the lower die through the U-shaped frame and the first sliding block, the second guide block drives the second forming plate to slide towards the inner side of the lower die through the rectangular connecting block and the second sliding block until the first forming plate, the second forming plate and the ejection sliding plate form a forming die cavity, the die assembly is completed when the first forming plate and the second forming plate are both positioned at the top of the ejection sliding plate, then the rack and the gear are separated, molten aluminum metal liquid is injected into the die cavity, the first forming plate and the second forming plate slide to the top of the ejection sliding plate to press the ejection sliding plate, the upper die continues to move downwards, the first extrusion block and the second extrusion block respectively act on the first guide block and the second guide block all the time, the aluminum metal in the die cavity is subjected to die-casting molding, after the die-casting is finished, the first cylinder is retracted to drive the lifting mounting plate to ascend, the first extrusion block and the second extrusion block ascend together, when the first extrusion block and the second extrusion block are separated from the first guide block and the second guide block, the rectangular connecting block and the U-shaped frame are opened under the action of the elastic reset mechanism to separate from the aluminum casting, the rack is meshed with the gear again to limit the free rotation of the rotating shaft, so that the ejection sliding plate cannot be violently ejected under the action of the first spring, the lifting mounting plate continues to ascend, the gear slowly rotates reversely when the rack ascends, the winding drum and the pull rope are slowly loosened through the rotating shaft, when the pull rope of the ejection sliding plate is loosened, the first spring extrusion sliding plate is ejected out to enable the ejection sliding plate to slowly and stably slide upwards along the inner wall of the lower die to eject the aluminum casting to finish the casting, and therefore, the aluminum casting is automatically and stably ejected by the ejection sliding plate after the die-casting is formed, the aluminum casting ejecting device has the advantages that a person does not need to stretch into the die-casting cavity for taking a casting for a long time, the possibility of injury is reduced, the bearing surface at the top of the ejecting sliding plate is enough for bearing the whole aluminum casting, and when the aluminum casting is ejected, the aluminum casting is prevented from being damaged.
As a further scheme of the invention, the rear end of the supporting plate is fixedly connected with an L-shaped connecting frame, the front end surface of the upper part of the L-shaped connecting frame is fixedly connected with a second air cylinder, the top of the L-shaped connecting frame is fixedly connected with a rectangular clamping plate, the rectangular supporting plate is fixedly connected with the front end of the second air cylinder, the front end of the second air cylinder is fixedly connected with a push plate, the bottom surface of the push plate is flush with the top surface of the lower die, the left side and the right side of the L-shaped connecting frame are both fixedly connected with reinforcing plates, and the front ends of the two reinforcing plates are both fixedly connected with the rear end of the supporting plate; during operation, because ejecting slide is ejecting the back with the aluminium casting, the aluminium casting still is in the die-casting region, inconvenient personnel get the piece, through ejecting back with the aluminium casting of ejecting slide, the second cylinder stretches out, the aluminium casting that the push pedal will be ejecting slide top promotes from ejecting slide top looks front side, push away the aluminium casting to ejecting slide front side, thereby realize after ejecting the aluminium casting of ejecting slide, the push pedal pushes away the foundry goods to ejecting slide front side, make things convenient for personnel to get the piece, personnel needn't stretch into the die-casting region, avoid causing personnel's injury.
As a further scheme of the invention, a plurality of cooling pipes are wound on the outer wall of the lower die, the left ends of the cooling pipes are fixedly communicated with a water inlet pipe, the left end of the water inlet pipe is communicated with a water pump, the rear end of the water pump is communicated with a water pumping pipe, and the tail ends of the cooling pipes are fixedly communicated with a water drainage pipe; the during operation, because the lower mould is in the forming process, during aluminium metal liquid die-casting shaping, cooling time is slower, lead to production time longer, through when last mould down die-casting, the water pumper starts, in with the cooling water suction cooling pipe through the drinking-water pipe, the cooling pipe encircles on the lower mould outer wall, cool off the lower mould fast, make aluminium casting rapid cooling shaping, the cooling water is along the cooling pipe flow supercooling completion back, discharge from the drain pipe, thereby realize rapid cooling lower mould, make aluminium casting rapid shaping, save production time.
As a further scheme of the invention, a rectangular mounting groove is formed in the front side of the push plate, compression springs are fixedly connected to the left side and the right side of the interior of the rectangular mounting groove, sliding rods are arranged in the two compression springs, the rear ends of the two sliding rods penetrate through the push plate and are in sliding connection with the push plate, and a rectangular plate is fixedly connected to the front ends of the two sliding rods; the during operation, because the push pedal promotes down with the aluminium casting when acting on, great effort probably can make the aluminium casting damage, when removing through at the push pedal, it removes together to drive the rectangular plate, the rectangular plate is prior to the aluminium casting contact, when the effort is great, the rectangular plate can compress compression spring, the slide bar slides backward, play fine cushioning effect, reduce the effort in the twinkling of an eye, the push pedal continues to move forward, the rectangular plate slowly releases the aluminium casting, thereby when realizing promoting the aluminium casting, the rectangular plate is prior to the aluminium casting effect, under the compression spring effect, the effort between buffering rectangular plate and the aluminium casting, protection aluminium casting does not receive the loss.
As a further scheme of the invention, the elastic reset mechanism comprises an L-shaped connecting block, the L-shaped connecting block is fixedly connected to the middle position of the bottom of the U-shaped frame, a sliding rod is fixedly connected to the inner end of the L-shaped connecting block, the inner end of the sliding rod is inserted into the lower die and is in sliding connection with the lower die, a second spring is sleeved on the sliding rod, one end of the second spring is fixedly connected to the side wall of the lower die, and the other end of the second spring is fixedly connected to the inner end of the L-shaped connecting block; during operation, because first forming plate and second forming plate are after the die-casting is accomplished, need open and relieve the aluminium casting, and can not push down ejecting slide, when breaking away from and acting on with first guide block and second guide block through first extrusion piece and second extrusion piece, the second spring slowly bounces, extrusion L type connecting block, make L type connecting block move to the outside, L type connecting block drives rectangular connecting block and U type frame and moves to the outside together, drive first forming plate and second forming plate through first slider and second slider and open, thereby realize the back of aluminium casting die-casting completion, first forming plate and second forming plate open simultaneously, break away from the aluminium casting, do not be in the ejecting slide of mortgage.
As a further scheme of the invention, the bottom of the lifting mounting plate is fixedly connected with a plurality of first connecting blocks, and the interiors of the first connecting blocks are fixedly connected with an upper die through bolts; during operation, because go up the mould and can cause the damage after the die-casting many times, can not producing, through will utilizing the bolt to go up mould fixed connection in lift mounting panel bottom, when last mould damage back, when the precision can not satisfy the die-casting requirement, easily change and go up the mould.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, when the upper die descends through the first forming plate and the second forming plate, the first forming plate and the second forming plate are extruded to form the die cavity, the upper die is lifted after an aluminum die-casting is molded through die-casting, the die opening is carried out, the first forming plate and the second forming plate are automatically opened, when the lifting mounting plate drives the rack to ascend, the driving gear slowly rotates reversely, the winding drum and the pull rope are slowly loosened through the rotating shaft, the first spring extrudes the ejection sliding plate to enable the ejection sliding plate to slowly and stably slide upwards along the inner wall of the lower die to eject the aluminum die-casting, the surface of the aluminum-casting cannot be shielded, so that the situation that a person does not need to stretch into the die-casting cavity for taking the casting for a long time is realized, the possibility of injury caused by inconvenience in taking is reduced, the aluminum-casting is completely borne by the top of the ejection sliding plate, and the aluminum casting cannot be damaged when being ejected.
2. According to the invention, after the aluminum casting is ejected by the ejection sliding plate, the second cylinder extends out, the push plate is pushed to push the aluminum casting at the top of the ejection sliding plate from the front side of the top of the ejection sliding plate, and the aluminum casting is pushed to the front side of the ejection sliding plate, so that after the ejection sliding plate ejects the aluminum casting, the push plate pushes the casting to the front side of the ejection sliding plate, a worker can take the casting conveniently, the worker does not need to extend into a die-casting area, and the injury of the worker is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a second perspective cross-sectional view of the present invention;
FIG. 4 is a third perspective view of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is an enlarged view of the structure at C in FIG. 4;
FIG. 7 is a corresponding structural schematic of the first forming plate, the second forming plate, the first extrusion block, and the second extrusion block of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the support leg comprises a support leg 1, a support plate 2, a guide rod 3, a rectangular fixing plate 4, a first air cylinder 5, a lifting mounting plate 6, an upper die 7, a lower die 8, an ejection sliding plate 9, a groove 10, a first forming plate 11, a second forming plate 12, a first sliding block 13, a U-shaped frame 14, a first guide block 15, a first extrusion block 16, a second sliding block 17, a rectangular connecting block 18, a second guide block 19, a second extrusion block 20, a first sliding chute 21, a circular column 22, a first spring 23, a pull rope 24, a guide wheel 25, a mounting frame 26, a rotating shaft 27, a gear 28, a winding drum 29, a rack 30, an L-shaped connecting frame 31, a second air cylinder 32, a rectangular clamping plate 33, a pushing plate 34, a reinforcing plate 35, a cooling pipe 36, a water inlet pipe 37, a water pump 38, a water pumping pipe 39, a water outlet pipe 40, a rectangular mounting groove 41, a compression spring 42, a sliding rod 43, a rectangular plate 44, an L-shaped connecting block 45, a sliding rod 46, a second spring 47, A first connecting block 48, a bolt 49.
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. 1-7, the present invention provides a technical solution: an aluminum pressing casting comprises four supporting legs 1, wherein the tops of the four supporting legs 1 are fixedly connected with a supporting plate 2, guide rods 3 are fixedly connected to the left and the right of the top of the supporting plate 2, a rectangular fixing plate 4 is fixedly connected to the tops of the two guide rods 3, a first air cylinder 5 is fixedly connected to the middle position of the bottom of the rectangular fixing plate 4, a lifting mounting plate 6 is fixedly connected to the bottom of the first air cylinder 5, the lifting mounting plate 6 is in sliding connection with the two guide rods 3, an upper die 7 is mounted at the bottom of the lifting mounting plate 6, a lower die 8 is fixedly connected to the top of the supporting plate 2, an ejecting sliding plate 9 is connected to the bottom of the lower die 8 in a sliding manner, grooves 10 are formed in the inner side wall of the lower die 8, first forming plates 11 are connected to the front and rear grooves 10 in a sliding manner, second forming plates 12 are connected to the left and the right grooves 10 in a sliding manner, two first sliding blocks 13 are fixedly connected to the outer sides of the two first forming plates 11, the outer ends of the first sliding blocks 13 penetrate through the side wall of the lower die 8 and are connected with the sliding manner, two first sliding blocks 13 on the same side are fixedly connected with a U-shaped frame 14 together, the outer side walls of the two U-shaped frames 14 close to the inner ends are fixedly connected with first guide blocks 15, two sides of the bottom of a lifting mounting plate 6 are fixedly connected with first extrusion blocks 16 used for acting with the first guide blocks 15, two outer sides of two second forming plates 12 are fixedly connected with second sliding blocks 17, the outer ends of the two second sliding blocks 17 penetrate through the side wall of a lower die 8 and are fixedly connected with rectangular connecting blocks 18 together, the middle parts of the outer sides of the two rectangular connecting blocks 18 are fixedly connected with second guide blocks 19, two sides of the bottom of the lifting mounting plate 6 are fixedly connected with second extrusion blocks 20 used for acting with the second guide blocks 19, the bottoms of the two U-shaped frames 14 and the two rectangular connecting blocks 18 are fixedly connected with elastic reset mechanisms, the lower die 8 and a supporting plate 2 are provided with first sliding grooves 21 together, the two first sliding grooves 21 are provided with circular ring columns 22 fixedly connected with the bottom of an ejecting sliding plate 9, the outer sides of the two circular columns 22 are respectively sleeved with a first spring 23, pull ropes 24 with the top ends fixedly connected to the bottom of the ejection sliding plate 9 are arranged on the inner sides of the two circular columns 22, the left side and the right side of the bottom of the supporting plate 2 are respectively and rotatably connected with two groups of guide wheels 25, the left side and the right side of the top of the supporting plate 2 are respectively and fixedly connected with an installation frame 26, the top of the installation frame 26 is rotatably connected with a rotating shaft 27, the front part of the rotating shaft 27 is fixedly connected with a gear 28, the rear part of the rotating shaft 27 is fixedly connected with a winding drum 29, the upper ends of the pull ropes 24 are fixedly connected to the winding drum 29 after being guided by the guide wheels 25, and racks 30 meshed with the gear 28 are fixedly connected to the two sides of the lifting installation plate 6;
during operation, most of the existing aluminum die-casting products are manually taken out after being die-cast, which easily causes injury to people during continuous die-casting, and because the hardness of the aluminum casting products is low, most of the existing aluminum die-casting product ejection mechanisms are rod-shaped, which easily causes damage to the aluminum casting products, which affects the quality of the aluminum casting products, the aluminum die-casting products extend out through the first cylinder 5, the lifting mounting plate 6 is pushed to move downwards along the two guide rods 3, the upper die 7 is driven to move downwards together, the lifting mounting plate 6 drives the rack 30 to move downwards when descending, the rack 30 is meshed with the gear 28, the gear 28 drives the reel 29 to rotate on the mounting frame 26 through the rotating shaft 27, the winding pull rope 24 is guided by the two guide wheels 25, the ejection sliding plate 9 is pulled to descend, the first spring 23 is compressed, the circular column 22 is inserted into the first sliding groove 21 and slides to the bottom of the first sliding groove 21 along with the ejection sliding plate 9, slowly descending to the bottom close to the inner side of the lower die 8, at the moment, the top of the ejection sliding plate 9 is already positioned below the first forming plate 11 and the second forming plate 12, when the rack 30 is about to be disengaged from the gear 28, the first extrusion block 16 extrudes the first guide block 15 towards the middle, the second extrusion block 20 extrudes the second guide block 19 towards the inner side, the first guide block 15 drives the first forming plate 11 to slide towards the inner side of the lower die 8 through the U-shaped frame 14 and the first slide block 13, the second guide block 19 drives the second forming plate 12 to slide towards the inner side of the lower die 8 through the rectangular connecting block 18 and the second slide block 17 until the first forming plate 11, the second forming plate 12 and the ejection sliding plate 9 form a forming die cavity, when the first forming plate 11 and the second forming plate 12 are both positioned at the top of the ejection sliding plate 9, die assembly is completed, then the rack 30 is disengaged from the gear 28, and molten aluminum metal is injected into the die cavity, the first forming plate 11 and the second forming plate 12 slide to the top of the top sliding plate 9 to press the top sliding plate 9, the upper die 7 continues to move downwards, the first extrusion block 16 and the second extrusion block 20 respectively act on the first guide block 15 and the second guide block 19 all the time, the aluminum metal in the die cavity is subjected to die-casting molding, after the die-casting is completed, the first cylinder 5 is retracted to drive the lifting mounting plate 6 to ascend, the first extrusion block 16 and the second extrusion block 20 ascend together, when the first extrusion block 16 and the second extrusion block 20 are separated from the first guide block 15 and the second guide block 19, the rectangular connecting block 18 and the U-shaped frame 14 are opened under the action of the elastic reset mechanism to separate from the aluminum casting, the rack 30 is meshed with the gear 28 again to limit the rotating shaft 27 to rotate freely, so that the top sliding plate 9 cannot be violently ejected under the action of the first spring 23, the lifting mounting plate 6 continues to ascend, and the gear 28 slowly rotates when the rack 30 ascends, the winding drum 29 and the pull rope 24 are loosened slowly through the rotating shaft 27, when the pull rope 24 is loosened, the first spring 23 extrudes the ejection sliding plate 9 to enable the ejection sliding plate 9 to slowly and stably slide upwards along the inner wall of the lower die 8, an aluminum casting is ejected out, and the casting is completed, so that after the aluminum casting is formed by die casting, the aluminum casting is automatically and stably ejected out by the ejection sliding plate 9, a person does not need to stretch into a die casting cavity for a long time to take the aluminum casting, the possibility of injury is reduced, the bearing surface at the top of the ejection sliding plate 9 is enough to bear the whole aluminum casting, and when the aluminum casting is ejected out, the aluminum casting is prevented from being damaged.
As a further scheme of the invention, the rear end of the supporting plate 2 is fixedly connected with an L-shaped connecting frame 31, the front end surface of the upper part of the L-shaped connecting frame 31 is fixedly connected with a second air cylinder 32, the top of the L-shaped connecting frame 31 is fixedly connected with a rectangular clamping plate 33, the rectangular supporting plate 2 is fixedly connected with the front end of the second air cylinder 32, the front end of the second air cylinder 32 is fixedly connected with a push plate 34, the bottom surface of the push plate 34 is flush with the top surface of the lower die 8, the left side and the right side of the L-shaped connecting frame 31 are both fixedly connected with reinforcing plates 35, and the front ends of the two reinforcing plates 35 are both fixedly connected with the rear end of the supporting plate 2; during operation, because ejecting slide 9 is ejecting the back with the aluminum casting, the aluminum casting still is in the die-casting region, inconvenient personnel get the piece, after ejecting the aluminum casting through ejecting slide 9, second cylinder 32 stretches out, promote push pedal 34 and promote the aluminum casting at ejecting slide 9 top from ejecting slide 9 top looks front side, push away the aluminum casting to ejecting slide 9 front side, thereby realize after ejecting the aluminum casting of ejecting slide 9, push pedal 34 pushes away the foundry goods to ejecting slide 9 front side, make things convenient for personnel to get the piece, personnel needn't stretch into the die-casting region, avoid causing personnel's injury.
As a further scheme of the invention, a plurality of cooling pipes 36 are wound on the outer wall of the lower die 8, a water inlet pipe 37 is fixedly communicated with the left end of each cooling pipe 36, a water pump 38 is communicated with the left end of each water inlet pipe 37, a water pumping pipe 39 is communicated with the rear end of each water pump 38, and a water drainage pipe 40 is fixedly communicated with the tail end of each cooling pipe 36; the during operation, because lower mould 8 is in the forming process, during aluminium metal liquid die-casting shaping, cooling time is slower, lead to the production time longer, through when going up mould 7 die-casting downwards, water pumper 38 starts, in with cooling water suction cooling pipe 36 through drinking-water pipe 39, cooling pipe 36 encircles on lower mould 8 outer wall, cool off lower mould 8 fast, make the quick cooling shaping of aluminium casting, the cooling water flows along cooling pipe 36 and cools off the completion after, discharge from drain pipe 40, thereby realize quick cooling lower mould 8, make the quick shaping of aluminium casting, save production time.
As a further scheme of the invention, a rectangular mounting groove 41 is formed in the front side of the push plate 34, compression springs 42 are fixedly connected to the left side and the right side inside the rectangular mounting groove 41, sliding rods 43 are arranged in the two compression springs 42, the rear ends of the two sliding rods 43 penetrate through the push plate 34 and are in sliding connection with the push plate, and a rectangular plate 44 is fixedly connected to the front ends of the two sliding rods 43; the during operation, because push pedal 34 promotes down with the aluminium casting when acting on, great effort probably can make the aluminium casting damage, when removing through at push pedal 34, it removes together to drive the rectangular plate, the rectangular plate is prior to the contact of aluminium casting, when the effort is great, the rectangular plate can compress compression spring 42, slide bar 43 slides backward, play fine cushioning effect, reduce instantaneous effort, push pedal 34 continues to move forward, the rectangular plate is slowly released the aluminium casting, thereby when realizing promoting the aluminium casting, the rectangular plate is prior to the effect of aluminium casting, under compression spring 42 effect, the effort between buffering rectangular plate and the aluminium casting, the protection aluminium casting does not receive the loss.
As a further scheme of the invention, the elastic reset mechanism comprises an L-shaped connecting block 45, the L-shaped connecting block 45 is fixedly connected to the middle position of the bottom of the U-shaped frame 14, the inner end of the L-shaped connecting block 45 is fixedly connected with a sliding rod 46, the inner end of the sliding rod 46 is inserted into the lower die 8 and is in sliding connection with the lower die 8, a second spring 47 is sleeved on the sliding rod 46, one end of the second spring 47 is fixedly connected to the side wall of the lower die 8, and the other end of the second spring 47 is fixedly connected to the inner end of the L-shaped connecting block 45; during operation, after the die casting of the aluminum casting is completed, the first forming plate 11 and the second forming plate 12 need to be opened to release the aluminum casting, and the ejector slide plate 9 cannot be pressed, when the first extruding block 16 and the second extruding block 20 are separated from the first guide block 15 and the second guide block 19, the second spring 47 slowly bounces to extrude the L-shaped connecting block 45, so that the L-shaped connecting block 45 moves outwards, the L-shaped connecting block 45 drives the rectangular connecting block 18 and the U-shaped frame 14 to move outwards together, and the first forming plate 11 and the second forming plate 12 are driven to be opened by the first slider 13 and the second slider 17, so that after the die casting of the aluminum casting is completed, the first forming plate 11 and the second forming plate 12 are opened simultaneously to be separated from the aluminum casting, and the ejector slide plate 9 is not pressed.
As a further scheme of the invention, the bottom of the lifting mounting plate 6 is fixedly connected with a plurality of first connecting blocks 48, and the interiors of the first connecting blocks 48 are fixedly connected with the upper die 7 through bolts 49; during operation, because last mould 7 can cause the damage after many times die-casting, can not producing, through will utilizing bolt 49 to go up mould 7 fixed connection in lift mounting panel 6 bottom, after last mould 7 damages, when the precision can not satisfy the die-casting requirement, easily change and go up mould 7.
The working principle is as follows: the lifting mounting plate 6 is pushed to move downwards along the two guide rods 3 by extending the first air cylinder 5 to drive the upper die 7 to move downwards together, the lifting mounting plate 6 is driven to move downwards when falling, the rack 30 is meshed with the gear 28 to drive the gear 28 to rotate, the gear 28 drives the winding drum 29 to rotate on the mounting frame 26 through the rotating shaft 27, the pull rope 24 is wound, the pull rope 24 is guided by the two guide wheels 25 to pull the ejection sliding plate 9 to fall, the first spring 23 is compressed, the circular column 22 is inserted into the first sliding groove 21 and slides to the bottom of the first sliding groove 21 along with the ejection sliding plate 9, so that the circular column slowly falls to the bottom of the inner side of the lower die 8, the rack 30 is disengaged from the gear 28, at the moment, the first extrusion block 16 extrudes the first guide block 15 towards the middle, the second extrusion block 20 extrudes the second guide block 19 towards the inner side, the first guide block 15 drives the first forming plate 11 to slide towards the inner side of the lower die 8 through the U-shaped frame 14 and the first sliding block 13, the second guide block 19 drives the second forming plate 12 to slide towards the inner side of the lower die 8 through the rectangular connecting block 18 and the second sliding block 17, so that the first forming plate 11 and the second forming plate 12 form a forming die cavity, molten aluminum molten metal is injected into the die cavity, the first forming plate 11 and the second forming plate 12 slide to the top of the ejection sliding plate 9 to press the ejection sliding plate 9, the upper die 7 continues to move downwards, the first extrusion block 16 and the second extrusion block 20 respectively act on the first guide block 15 and the second guide block 19 all the time, aluminum metal in the die cavity is subjected to die-casting forming, after the die-casting is completed, the first cylinder 5 is retracted to drive the lifting mounting plate 6 to ascend, the first extrusion block 16 and the second extrusion block 20 ascend together, when the first extrusion block 16 and the second extrusion block 20 are separated from the first guide block 15 and the second guide block 19, the rectangular connecting block 18 and the U-shaped frame 14 are opened under the action of an elastic resetting mechanism, and (3) separating from the aluminum casting, re-engaging the rack 30 with the gear 28 to limit the free rotation of the rotating shaft 27, so that the ejection sliding plate 9 cannot be violently ejected under the action of the first spring 23, continuing to lift the lifting mounting plate 6, slowly reversing the gear 28 when the rack 30 is lifted, slowly loosening the winding drum 29 and the pull rope 24 through the rotating shaft 27, and when the ejection sliding plate 9 is loosened by the pull rope 24, extruding the ejection sliding plate 9 by the first spring 23 to enable the ejection sliding plate 9 to slowly and stably slide upwards along the inner wall of the lower die 8, so that the aluminum casting is ejected, and the casting is completed.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. An extruded aluminum casting comprising four legs (1), characterized in that: the supporting legs are characterized in that supporting plates (2) are fixedly connected to the tops of the four supporting legs (1) jointly, guide rods (3) are fixedly connected to the left and right sides of the tops of the supporting plates (2), two rectangular fixing plates (4) are fixedly connected to the tops of the guide rods (3) jointly, first air cylinders (5) are fixedly connected to the middle positions of the bottoms of the rectangular fixing plates (4), lifting mounting plates (6) are fixedly connected to the bottoms of the first air cylinders (5), the lifting mounting plates (6) are connected with the two guide rods (3) in a sliding mode, upper dies (7) are installed at the bottoms of the lifting mounting plates (6), lower dies (8) are fixedly connected to the tops of the supporting plates (2), ejection sliding plates (9) are connected to the inner walls of the lower dies (8) in a sliding mode, grooves (10) are formed in the inner side walls of the lower dies (8), and first forming plates (11) are connected to the inner walls of the front and back grooves (10) in a sliding mode, the inner walls of the left groove (10) and the right groove (10) are both connected with second forming plates (12) in a sliding manner, the outer sides of the two first forming plates (11) are both fixedly connected with two first sliding blocks (13), the outer end of each first sliding block (13) penetrates through the side wall of the lower die (8) and is connected with the side wall in a sliding manner, the two first sliding blocks (13) on the same side are fixedly connected with a U-shaped frame (14) together, the outer side walls, close to the inner ends, of the two U-shaped frames (14) are both fixedly connected with first guide blocks (15), both sides of the bottom of the lifting mounting plate (6) are both fixedly connected with first extrusion blocks (16) used for acting with the first guide blocks (15), the outer sides of the two second forming plates (12) are both fixedly connected with second sliding blocks (17), the outer ends of the two second sliding blocks (17) penetrate through the side wall of the lower die (8) and are both fixedly connected with rectangular connecting blocks (18) together, the middle parts of the outer sides of the two rectangular connecting blocks (18) are fixedly connected with second guide blocks (19), the left and right sides of the bottom of the lifting mounting plate (6) are fixedly connected with second extrusion blocks (20) for acting on the second guide blocks (19), the two U-shaped frames (14) and the bottoms of the two rectangular connecting blocks (18) are fixedly connected with elastic reset mechanisms, the lower die (8) and the supporting plate (2) are jointly provided with first sliding grooves (21), the two first sliding grooves (21) are respectively provided with circular columns (22) fixedly connected to the bottom of the ejection sliding plate (9), the outer sides of the two circular columns (22) are respectively sleeved with a first spring (23), pull ropes (24) with the top ends fixedly connected to the bottom of the ejection sliding plate (9) are arranged on the inner sides of the two circular columns (22), and the left and right sides of the bottom of the supporting plate (2) are respectively and rotatably connected with two groups of guide wheels (25), the equal fixedly connected with mounting bracket (26) in both sides about backup pad (2) top, mounting bracket (26) top is rotated and is connected with pivot (27), preceding partial fixedly connected with gear (28) of pivot (27), and its rear portion fixedly connected with reel (29), stay cord (24) are through guide pulley (25) direction back upper end fixed connection on the surface of reel (29), rack (30) of the equal fixedly connected with in lift mounting panel (6) both sides and gear (28) meshing.
2. An aluminum die casting according to claim 1 wherein: backup pad (2) rear end fixedly connected with L type link (31), terminal surface fixedly connected with second cylinder (32) before L type link (31) upper portion, L type link (31) top fixedly connected with rectangle grip block (33), rectangle backup pad (2) and second cylinder (32) front end fixedly connected with push pedal (34), push pedal (34) bottom surface flushes with lower mould (8) top surface, the equal fixedly connected with reinforcing plate (35) of L type link (31) left and right sides, two the equal fixed connection of reinforcing plate (35) front end is in backup pad (2) rear end.
3. An aluminum die casting according to claim 1 wherein: the winding has a plurality of cooling tubes (36) on lower mould (8) outer wall, cooling tube (36) left end fixed intercommunication has inlet tube (37), inlet tube (37) left end intercommunication has water pumper (38), water pumper (38) rear end intercommunication has drinking-water pipe (39), cooling tube (36) end fixed intercommunication has drain pipe (40).
4. An aluminum die casting according to claim 2 wherein: push pedal (34) front side is opened and is equipped with rectangle mounting groove (41), the equal fixedly connected with compression spring (42) of the inside left and right sides of rectangle mounting groove (41), two all be equipped with slide bar (43) in compression spring (42), two slide bar (43) rear end all runs through push pedal (34) and rather than sliding connection, two the common fixedly connected with rectangular plate (44) of slide bar (43) front end.
5. An aluminum die casting according to claim 1 wherein: elasticity canceling release mechanical system includes L type connecting block (45), L type connecting block (45) fixed connection is in U type frame (14) bottom intermediate position, inner fixedly connected with slide bar (46) of L type connecting block (45), slide bar (46) inner insert lower mould (8) and rather than sliding connection, the cover is equipped with second spring (47) on slide bar (46), second spring (47) one end fixed connection is on lower mould (8) lateral wall, and other end fixed connection is in the inner of L type connecting block (45).
6. An aluminum die casting according to claim 1 wherein: the lifting mounting plate (6) is fixedly connected with a plurality of first connecting blocks (48) at the bottom, and is a plurality of the first connecting blocks (48) are fixedly connected with the upper die (7) through bolts (49).
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| CN114603137B (en) * | 2022-03-10 | 2023-07-04 | 天通（六安）新材料有限公司 | Automatic die casting mechanism for metal soft magnetic powder core and use method |
| CN115582536B (en) * | 2022-12-12 | 2023-02-28 | 无锡安田精密机械有限公司 | Multifunctional flexible casting production line |
| CN117161353B (en) * | 2023-10-13 | 2024-07-26 | 南通成科精密铸件有限公司 | Automobile aluminum alloy accessory die casting die |
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| CN201807723U (en) * | 2010-08-02 | 2011-04-27 | 陆如辉 | Fixed die ejection mechanism of compression casting mold |
| DE102015110133A1 (en) * | 2015-06-24 | 2016-12-29 | Martinrea Honsel Germany Gmbh | casting assembly |
| CN108247010A (en) * | 2018-02-12 | 2018-07-06 | 何小平 | A kind of pneumatic molding device of uplink |
| CN111283161A (en) * | 2018-12-09 | 2020-06-16 | 江苏锡沂工业园投资开发有限公司 | Sheet metal component die-casting forming die that leakproofness is good |
| CN209334685U (en) * | 2018-12-18 | 2019-09-03 | 苏州吉利不锈钢制品有限公司 | A kind of housing die casting facilitating compression |
| CN210995853U (en) * | 2019-11-08 | 2020-07-14 | 保定立元铜件制造有限公司 | Novel copper casting forming machine |
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Effective date of registration: 20211213 Address after: 315800 No. 67, Daqi mould Road, Beilun District, Ningbo City, Zhejiang Province Applicant after: Ningbo Beilun Haoye precision mould Co.,Ltd. Address before: 233500 No.28, Zhangwan West team, Guowan village, Shuangjian Town, Mengcheng County, Bozhou City, Anhui Province Applicant before: Zhang Awei |
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Address after: 315800 No. 67, Daqi mould Road, Beilun District, Ningbo City, Zhejiang Province Patentee after: Ningbo Haoye Precision Technology Co.,Ltd. Address before: 315800 No. 67, Daqi mould Road, Beilun District, Ningbo City, Zhejiang Province Patentee before: Ningbo Beilun Haoye precision mould Co.,Ltd. |
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