CN112191823B - Novel die casting die of die-casting mechanism - Google Patents
Novel die casting die of die-casting mechanism Download PDFInfo
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- CN112191823B CN112191823B CN202011287678.4A CN202011287678A CN112191823B CN 112191823 B CN112191823 B CN 112191823B CN 202011287678 A CN202011287678 A CN 202011287678A CN 112191823 B CN112191823 B CN 112191823B
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- 238000004512 die casting Methods 0.000 title claims abstract description 123
- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 230000006835 compression Effects 0.000 claims abstract description 56
- 238000007906 compression Methods 0.000 claims abstract description 56
- 239000007921 spray Substances 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims description 33
- 238000005507 spraying Methods 0.000 claims description 21
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 24
- 238000004519 manufacturing process Methods 0.000 abstract description 19
- 230000005540 biological transmission Effects 0.000 abstract description 14
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 8
- 239000000956 alloy Substances 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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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
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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 relates to the technical field of die casting molds and discloses a die casting mold of a novel die casting mechanism, which comprises a fixed mold and a movable mold, wherein a solenoid is arranged in the middle of the fixed mold, a first die casting groove is symmetrically formed in one side of the movable mold, a piston hole is fixedly connected to the end part of the first die casting groove, a piston rod is connected in the piston hole in a sliding manner, compression boxes are inserted into two sides of the movable mold, a limiting rod is uniformly welded in each compression box, racks are welded at the upper end part and the lower end part in each compression box, mounting grooves are formed in the upper side and the lower side in each compression box, a spray plate is connected in a rotating manner, and a spray head is fixedly connected to the tops of the spray plates. The device drives the compression case through the extrusion of moving die utensil and fixed die utensil and gets into the install bin, drives gear revolve and drive transmission structure through the rack and realize stretching out of piston rod and realize the production of tee bend valve body at the entering in-process, avoids using external power device to cause the waste of resource, avoids successively moving increase time to influence production efficiency and has also effectively enlarged the die-casting area.
Description
Technical Field
The invention relates to the technical field of die-casting dies, in particular to a die-casting die of a novel die-casting mechanism.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".
The die-casting die also uses very extensively, all install the die-casting that carries out the product on the die-casting machine, but the simple cooperation of not only both sides mould just can be accomplished in the die-casting partial product, the die-casting of similar tee bend valve body, so die-casting is more loaded down with trivial details because its inside is cavity, mostly operate through at mould side-mounting oil hydraulic cylinder at present, but external power device has increased the consumption of resource, and need carry out the work of oil hydraulic cylinder again after the compound die is accomplished in process of production, the time of having increased a mould die-casting has reduced work efficiency, and partial mould adopts the insertion of oblique guide pillar to drive transmission structure, but oblique guide pillar must have certain inclination this can lead to the utilization area to reduce, real die-casting can only gather in mould central point, the massive waste of resource has been caused.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a die-casting die of a novel die-casting mechanism, which has the advantages of energy conservation, large utilization area, high working efficiency and the like, and solves the problems of low working efficiency and resource waste.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme: a novel die-casting die of a die-casting mechanism comprises a fixed die and a movable die, wherein a spiral water pipe is arranged in the middle of the fixed die, a first die-casting groove is symmetrically formed in one side of the movable die, a piston hole is fixedly connected to the end of the first die-casting groove, a piston rod is connected in the piston hole in a sliding manner, compression boxes are inserted into two sides of the movable die, a limiting rod is uniformly welded in the compression boxes, racks are welded at the upper end and the lower end in the compression boxes, mounting grooves are formed in the upper side and the lower side in the compression boxes, spray plates are connected in a rotating manner, a spray head is fixedly connected to the tops of the spray plates, a guide rod is fixedly connected to one side of each spray plate, a pulley is connected to the end of the guide rod in a rotating manner, a torsion spring is sleeved on one side of the guide rod, a connecting pipe is arranged on the other side of each spray plate, and the other side of the movable die is connected with a first screw rod, a second screw rod and a third screw rod in a rotating manner, the improved mould comprises a first screw, a second screw and a third screw, wherein the end parts of the first screw, the second screw and the third screw are fixedly connected with bevel gears, the other end of the first screw is fixedly connected with a gear, the other side of a moving mould is fixedly connected with an installation box, a limiting sleeve is fixedly connected to the periphery in the installation box, a compression spring is sleeved outside the limiting sleeve, an ejector plate is arranged on one side of the installation box, and a positioning plate is arranged on one side of the ejector plate.
Preferably, the end of the spiral water pipe penetrates through the side face of the fixed die, a pressure injection port and a pin groove are respectively formed in the center and the periphery of the fixed die, guide pillars are arranged on the periphery of the movable die, and the diameter of each guide pillar is the same as the inner diameter of the pin groove.
Preferably, a connecting groove is formed between the first die-casting grooves, sliding blocks are connected to the first screw rod, the second screw rod and the third screw rod in a threaded mode, and the tops of the sliding blocks penetrate through the movable die and are fixedly connected with one end of the piston rod.
Preferably, the limiting rod is inserted into the limiting sleeve and is in sliding connection with the limiting sleeve, two ends of the compression spring are fixedly connected with the side face of the installation box and the side face of the compression box respectively, and the rack is meshed with the gear.
Preferably, the spraying board communicates with the shower nozzle each other, torsional spring both ends difference fixed connection and guide bar and mounting groove lateral wall, the connecting pipe both ends are provided with rotary joint and communicate with both sides the spraying board, install bin both sides fixedly connected with quick-operation joint, the outstanding mounting groove side of guide bar.
Preferably, the second screw and the third screw are in a straight line, the first screw is positioned between the second screw and the third screw and is perpendicular to the second screw and the third screw, and the bevel gears at the ends of the second screw and the third screw are meshed with the bevel gear at the end of the first screw.
Preferably, the thimble board is fixedly connected with movable post all around, the thimble board center is provided with the thimble, movable post and thimble all run through install bin and movable mould, the thimble all is located first die-casting groove edge, the outside cover of movable post is equipped with thimble spring.
Preferably, the locating plate passes through bolt fixed connection and install bin, between thimble board swing joint and locating plate and the install bin, the second die-casting groove has been seted up to stationary mould one side, the laminating of second die-casting groove and first die-casting groove, first die-casting groove semicircle tube department internal diameter is greater than the piston rod diameter.
(III) advantageous effects
Compared with the prior art, the invention provides a die-casting die of a novel die-casting mechanism, which has the following beneficial effects:
1. this novel die casting die of die-casting mechanism drives the compression case and gets into the install bin through the extrusion of moving die utensil and stationary mould, drives the gear revolve and drive the production that stretches out realization three-way valve body of transmission structure realization piston rod through the rack at the entering in-process, avoids using external power device to cause the waste of resource, and the transmission structure moves along with the compound die in process of production, accomplishes or the die sinking completion back and moves in place promptly at the compound die, avoids successively moving increase time and influences production efficiency.
2. This novel die casting die of die-casting mechanism drives the rack motion through vertical motion's compression case to drive the drive mechanism motion through the gear of meshing, effectively reduced power transmission area, make the die-casting area bigger can not compressed by the guide pillar of slope, avoid the waste of resource and improved production efficiency.
3. This novel die casting die of die-casting mechanism drives the guide bar through the compression case and rotates, has guaranteed stability under the effect of pulley and has avoided the mould to be damaged, and its guide bar drives the rotation of shower nozzle can realize stretching out of shower nozzle automatically and spray to the mould, and does not take up space after withdrawing and also avoids the shower nozzle to expose externally to be polluted and lead to blockking up, and the practicality is stronger.
4. This novel die casting die of die-casting mechanism through at the external condenser tube of spiral water pipe tip, has increased area of contact and the stroke that the cooling water flowed through, can effectually carry out cooling treatment to the mould.
5. This novel die casting die of die-casting mechanism is through the external release agent pipe of quick-operation joint to with the transmission that external joint intercommunication connecting pipe realized the release agent, the segmentation carries out the change and the maintenance in the simple to operate later stage of water pipe, and quick-operation joint more easy to assemble and dismantle, it is more convenient to use the installation.
6. Through adjustable shower nozzle setting, and can carry out the adjustment of shower nozzle spraying position through changing the fixed position of torsional spring, conveniently adjust the spraying position and carry out the spraying and handle, the shower nozzle has four can be abundant spray die-casting inslot, pressure penetrate mouth and conical head, avoided the alloy to remain and continue die-casting in the mould and lead to the mould to damage the quality that has also guaranteed die-casting.
Drawings
FIG. 1 is a perspective view illustrating an open mold state according to the present invention;
FIG. 2 is a second perspective view illustrating the mold-opened state of the present invention;
FIG. 3 is a perspective view of the present invention in a clamped state;
FIG. 4 is a perspective view of the overall explosion of the present invention;
FIG. 5 is a perspective view of the front portion of the moving mold of the present invention;
FIG. 6 is an exploded perspective view of the moving mold of the present invention;
FIG. 7 is a perspective view of the screw drive of the present invention;
FIG. 8 is an exploded view of the driving mechanism of the moving mold of the present invention;
FIG. 9 is a partial perspective view of the moving mold of the present invention;
FIG. 10 is an enlarged view taken at A in FIG. 9 according to the present invention;
FIG. 11 is a perspective view of the overall transmission of the present invention;
fig. 12 is a perspective view of the compression box of the present invention.
In the figure: 1. fixing a mold; 2. moving the mold; 3. a spiral water pipe; 4. a first die-casting groove; 5. a piston bore; 6. a piston rod; 7. a compression box; 8. a restraining bar; 9. a rack; 10. mounting grooves; 11. a spray plate; 12. a spray head; 13. a guide bar; 14. a pulley; 15. a torsion spring; 16. a connecting pipe; 17. a first screw; 18. a second screw; 19. a third screw; 20. a bevel gear; 21. a gear; 22. installing a box; 23. a restraining sleeve; 24. a compression spring; 25. an ejector plate; 26. positioning a plate; 27. pressing the injection port; 28. a pin slot; 29. a guide post; 30. connecting grooves; 31. a slider; 32. a rotary joint; 33. a quick connector; 34. a movable post; 35. a thimble; 36. a thimble spring; 37. a second die-casting groove.
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. 1-12, a die casting mold of a novel die casting mechanism comprises a fixed mold 1 and a movable mold 2, a spiral water pipe 3 is arranged in the middle of the fixed mold 1, a first die casting groove 4 is symmetrically arranged on one side of the movable mold 2, a piston hole 5 is fixedly connected to the end of the first die casting groove 4, a piston rod 6 is slidably connected to the piston hole 5, compression boxes 7 are inserted into two sides of the movable mold 2, a limiting rod 8 is uniformly welded in the compression boxes 7, racks 9 are welded on the upper and lower ends of the compression boxes 7, mounting grooves 10 are respectively arranged on the upper and lower sides of the compression boxes 7 and rotatably connected with a spray plate 11, a spray head 12 is fixedly connected to the top of the spray plate 11, a guide rod 13 is fixedly connected to one side of the spray plate 11, a pulley 14 is rotatably connected to the end of the guide rod 13, a torsion spring 15 is sleeved on one side of the guide rod 13, a connecting pipe 16 is arranged on the other side of the spray plate 11, a first screw 17 is rotatably connected to the other side of the movable mold 2, Second screw 18 and third screw 19, the equal fixedly connected with bevel gear 20 of first screw 17, second screw 18 and the 19 tip of third screw, first screw 17 other end fixedly connected with gear 21, move 2 opposite sides fixedly connected with install bin 22 of mould, fixedly connected with is injectd sleeve 23 all around in the install bin 22, and the outside cover of injectd sleeve 23 is equipped with compression spring 24, and install bin 22 one side is provided with thimble board 25, and thimble board 25 one side is provided with locating plate 26.
Furthermore, the end of the solenoid 3 penetrates through the side of the fixed die 1, the center and the periphery of the fixed die 1 are respectively provided with a pressure injection port 27 and a pin groove 28, the periphery of the movable die 2 is provided with a guide pillar 29, the diameter of the guide pillar 29 is the same as the inner diameter of the pin groove 28, so that the two ends of the solenoid 3 are externally connected with external water pipes to realize water circulation for cooling in the die-casting process, the stroke of the solenoid 3 is longer, and the coverage area is larger, so that the cooling efficiency is effectively improved, the pressure injection port 27 is aligned with the pressure injection port 27 of the die-casting machine in the installation process to complete injection in the die-casting process, the guide pillar 29 of the movable die 2 and the pin groove 28 of the fixed die 1 are used for positioning to avoid the deviation of the two dies in the production, grinding or installation process to influence the use, thereby ensuring the practicability and effectively realizing the cooling, positioning and installation of the dies.
Furthermore, a connecting groove 30 is arranged between the first die-casting grooves 4, a sliding block 31 is connected on the first screw 17, the second screw 18 and the third screw 19 in a threaded manner, the top of the sliding block 31 penetrates through the movable mould 2 and is fixedly connected with one end of the piston rod 6, so that in the process of die casting, the hammer head of the die casting machine drives the alloy solution into the die to carry out die casting, because the die has four identical die castings, the four products are conveniently connected together and taken out by reserving the connecting groove 30 between the products in order to be taken out conveniently, the phenomenon that the products fall separately after the thimble is used for influencing the operation is avoided, and the slider 31 of threaded connection on first screw rod 17, second screw rod 18 and third screw rod 19 drives the slider 31 motion in step when the screw rod rotates, and the slider 31 motion drives the motion of fixedly connected's piston rod 6, has realized stretching out and withdrawing, and then has guaranteed stability and feasibility of implementation, avoids influencing the use in production.
Furthermore, the limiting rod 8 is inserted into and slidably connected with the limiting sleeve 23, two ends of the compression spring 24 are respectively fixedly connected with the side surface of the installation box 22 and the side surface of the compression box 7, the rack 9 and the gear 21 are mutually engaged, so that the motion trail of the compression box 7 is limited by the movement of the limiting rod 8 and the limiting sleeve 23, when the compression box 7 is compressed, the limiting rod 8 can enter the limiting sleeve 23, when the compression box is not stressed, the compression box 7 can be jacked up to realize reset under the action of the elastic force of the compression spring 24, the racks 9 on two sides can be driven to synchronously descend in the compression descending process of the compression box 7, as the rack 9 and the gear 21 are mutually engaged, the gear 21 can be driven to rotate in the descending process of the rack 9, the gear 21 rotates to drive the first screw 17 fixedly connected to rotate to realize power transmission, further, the practicability is ensured, and the extrusion of the movable mould 2 and the fixed mould 1 is realized, the piston rod 6 can be driven to move without depending on an external power device, so that the die-casting of the three-way valve body is ensured, the ejection is not influenced, and the production efficiency is ensured. In addition, when the limiting device is applied specifically, the limiting mechanism is arranged at the end part of the limiting rod 8 and the limiting sleeve 23, so that the situation that the limiting rod 8 is directly ejected out of the limiting sleeve 23 by the elastic force of the compression spring 24 when the limiting device is not stressed and the use is influenced is avoided.
Furthermore, the spraying plate 11 is communicated with the spray head 12, two ends of the torsion spring 15 are respectively fixedly connected with the guide rod 13 and the side wall of the installation groove 10, two ends of the connecting pipe 16 are provided with rotary joints 32 and are communicated with the spraying plates 11 on two sides, two sides of the installation box 22 are fixedly connected with quick joints 33, the guide rod 13 protrudes out of the side surface of the installation groove 10, so that the movable mould 2 is close to the fixed mould 1 to extrude the compression box 7 into the installation box 22 when the mould is closed, in the process of entering, because the guide rod 13 protrudes out of the side wall of the installation groove 10, the guide rod 13 can abut against the guide rod 13 in the process of entering the installation box 22, because the spraying plate 11 fixedly connected with the guide rod 13 is rotatably connected with the installation groove 10, the elasticity of the torsion spring 15 can be overcome, the spraying plate 11 can be rotated into the installation groove 10 under the driving of the guide rod 13, at the moment, the pulley, the damage caused by direct friction with the side wall of the groove is avoided, so that the spray head 12 and the guide rod 13 completely enter the mounting groove 10, the compression box 7 is unfolded due to the far distance of the fixed die 1 when the movable die 2 is opened, the pulley 14 can roll along the side wall of the groove when the compression box 7 is unfolded, the guide rod 13 cannot contact the movable die 2 after the movable die 2 is unfolded, so that the compression box is not stressed any more, the spray head 12 is reset under the elasticity of the torsion spring 15 and is respectively aligned with the first die casting groove 4 and the second die casting groove 37, the spray plate 11 needs to rotate in the process, so the rotary joint 32 is used for connecting the connecting pipe 16, the connecting pipe 16 is prevented from rotating together to influence the use under the premise of ensuring the leakage prevention, the high-temperature rubber pipe is used for connecting the quick joint 33 and the connecting pipe 16, the electromagnetic valve is externally connected with the quick joint 33 and is introduced with a release agent, the electromagnetic valve is controlled to be switched on and switched on through a button after a product is taken out when the use, the electromagnetic valve is opened to send the release agent into the connecting pipe 16 and the spraying plate 11, and finally, the spray head 12 sprays the mold, so that the positioning and spraying of the spray head 12 are realized under the condition of not using external power, the energy is saved, the efficiency is high, the spray head 12 is positioned in the mold to save space when not used, the pollution and the blockage caused are avoided, and the stability is ensured and the production efficiency is also improved. In addition, during specific application, shower nozzle 12 and guide bar 13 have the angle, make compression case 7 touch guide bar 13 earlier when getting into install bin 22, the effect of guide bar 13 is exactly the rotation and the location of realization shower nozzle 12, it causes the damage also to avoid shower nozzle 12 direct contact to the side in movable mould 2 groove, the rolling connection of pulley 14 also avoids long-time stiction to lead to the damage of mould, can spray the adjustment of position through the nozzle that rotates shower nozzle 12 head in the installation, also can adjust the fixed position of torsional spring 15 and realize that the change of turned angle adjusts the angle that shower nozzle 12 lifted.
Furthermore, the second screw 18 and the third screw 19 are in a straight line, the first screw 17 is located between the second screw 18 and the third screw 19 and is perpendicular to the second screw 18 and the third screw 19, the bevel gears 20 at the ends of the second screw 18 and the third screw 19 are both meshed with the bevel gears 20 at the ends of the first screw 17, so that the first screw 17, the second screw 18 and the third screw 19 respectively correspond to three pipelines of the three-way valve body, the gear 21 rotates under the driving of the rack 9 to drive the fixedly connected first screw 17 to rotate, the first screw 17 rotates to drive the bevel gears 20 at the ends to rotate and respectively drive the second screw 18 and the third screw 19 to synchronously rotate through meshing, and due to the transmission mode of the bevel gears 20, the second screw 18 and the third screw 19 rotate in opposite directions, the sliding blocks 31 at two sides move relatively, the sliding blocks 31 simultaneously move towards the center or simultaneously move towards the outside under the transmission structure, so as to realize the extension and retraction of the piston rod 6, avoid die-casting to get into the center and lead to three-way valve body center to block up when stretching out, withdraw back thimble 35 can be ejecting with the product and can not blockked by piston rod 6, and then drive the piston rod 6 of a plurality of products through the linkage flexible, realize three-way valve body's reasonable die-casting, guaranteed stability and effectively improved production efficiency. In addition, when the die-casting device is used specifically, the models of the first screw 17, the second screw 18 and the third screw 19 are completely the same, and the matching of the rack 9 and the gear 21 enables the screw to rotate by a stroke which just enables the piston rod 6 to completely extend into the piston hole 5 and completely extend into the first die-casting groove 4, so that unqualified die-casting products or ejection blocking products caused by insufficient or excessive revolutions are avoided.
Furthermore, the periphery of the ejector plate 25 is fixedly connected with a movable column 34, the center of the ejector plate 25 is provided with an ejector pin 35, the movable column 34 and the ejector pin 35 both penetrate through the installation box 22 and the movable mould 2, the ejector pin 35 is positioned at the edge of the first die-casting groove 4, the outer part of the movable column 34 is sleeved with an ejector pin spring 36, so that after the die casting is completed and the die is opened, the ejector pin of the die casting machine acts to drive the ejector plate 25 to move against the elastic force of the ejector pin spring 36, so that the ejector pin 35 penetrates through the mounting box 22 and the movable die 2 to eject the product, and meanwhile, the movable column 34 moves together, after the thimble action is finished, the thimble plate 25 is reset under the elasticity of the thimble spring 36, the thimbles 35 are all positioned at the edge of the first die-casting groove 4 to avoid being blocked by the first screw 17, the second screw 18 and the third screw 19 at the center, therefore, the push rod is positioned on two sides of the screw rod and can effectively push out products, so that the stability and the practicability are ensured, and the use is prevented from being influenced by the dead locking.
Furthermore, the positioning plate 26 is fixedly connected with the installation box 22 through bolts, the ejector plate 25 is movably connected between the positioning plate 26 and the installation box 22, one side of the fixed die 1 is provided with a second die casting groove 37, the second die casting groove 37 is attached to the first die casting groove 4, the inner diameter of the semi-cylinder part of the first die casting groove 4 is larger than the diameter of the piston rod 6, so that the positioning plate 26 is connected with the installation box 22 through bolts to facilitate installation and disassembly, the ejector plate 25 slides between the positioning plate 26 and the installation box 22 to eject a product, the second die casting groove 37 arranged on one side of the fixed die 1 is matched with the first die casting groove 4 to avoid material flying, a cylinder formed by the first die casting groove 4 and the second die casting groove 37 is used for die-casting the outer wall of the three-way valve body, because the inner diameter of the semi-cylinder part of the first die casting groove 4 is larger than the diameter of the piston rod 6, so that a gap is generated between the piston rod 6 and the first die casting groove 4 when the piston rod 6 extends out, the pipe wall of the three-way valve body is formed, the position of the edge of the second die-casting groove 37 is also provided with a groove for placing the piston hole 5 and the grooves are mutually attached, so that the alloy solution is prevented from entering the groove due to the existence of a gap, and the efficient production of the three-way valve body is further ensured.
The working principle is as follows: when the die is used, firstly, the die is fixed on a die casting machine, a cooling water pipe and a release agent are respectively connected to a spiral water pipe 3 and a quick connector 33, die opening and die closing are carried out after the fixing is finished to ensure that a movable die 2 is matched with a fixed die 1, a transmission part is detected, production can be carried out if the cooling water pipe and the release agent are good, the die casting machine is closed in the production process, the movable die 2 is close to the fixed die 1 in the die closing process, a compression box 7 enters an installation box 22 under the reaction force of the fixed die 1, the compression box 7 drives a rack 9 to descend in the process of being extruded into the installation box 22, the rack 9 and a gear 21 are meshed with each other, so the gear 21 is driven to rotate in the descending process of the rack 9, the gear 21 rotates to drive a first screw 17 which is fixedly connected to rotate to realize power transmission, and the first screw 17, a second screw 18 and a third screw 19 respectively correspond to three pipelines of a three-way valve body, under the drive of the rack 9, the gear 21 rotates to drive the fixedly connected first screw rod 17 to rotate, the first screw rod 17 rotates to drive the bevel gear 20 at the end part to rotate and drive the second screw rod 18 and the third screw rod 19 to synchronously rotate respectively through meshing, and the rotation directions of the second screw rod 18 and the third screw rod 19 are opposite due to the transmission mode of the bevel gear 20, so that the slide blocks 31 at two sides move relatively, the slide blocks 31 move towards the center simultaneously under the transmission structure, the extension of the piston rod 6 is realized, the center of the first die-casting groove 4 is blocked after the extension, the center of the three-way valve body is prevented from being blocked due to the fact that die-casting enters the center, the die-casting condition of the three-way valve body is formed, and certain alloy inevitably exists in the center after.
Meanwhile, because guide bar 13 protrudes out of the side wall of installation groove 10, guide bar 13 can be abutted in the process that compression box 7 enters installation box 22, because spray plate 11 fixedly connected with guide bar 13 is rotatably connected with installation groove 10, so that the elasticity of torsion spring 15 can be overcome and spray plate 11 can be rotated into installation groove 10 under the drive of guide bar 13, pulley 14 at the end of guide bar 13 can be attached to the side wall of the groove inserted into compression box 7 to roll, the damage caused by direct friction with the side wall of the groove is avoided, and damage of spray head 12 caused by contact of spray head 12 with the side wall of the groove is avoided under the limitation of guide bar 13, so that spray head 12 and guide bar 13 completely enter installation groove 10.
After the die assembly is completed, the hammer head drives the alloy solution into the die through the pressure injection opening 27, the alloy solution is filled in a cavity formed by the first die casting groove 4 and the second die casting groove 37, the piston rod 6 blocks the central position to form the side wall of the three-way valve body, the die is opened after the die casting is completed, the compression box 7 is reset under the action of the elastic force of the compression spring 24 in the die opening process because the compression box 7 is not stressed any more, the rack 9 drives the gear 21 to rotate and drives the screw rod to reset in the resetting process, the piston rod 6 is driven to be completely retracted into the piston hole 5 in the resetting process, the ejector pin of the die casting machine drives the ejector pin plate 25 to move at the moment, the ejector pin 35 is stressed to eject a die casting product, and the resetting is realized under the action of the elastic force of the ejector pin spring 36 after the die assembly is completed.
In the process of opening the die, because the compression box 7 is unfolded due to the distance of the fixed die 1, the pulley 14 can roll along the side wall of the die casting groove when the compression box 7 is unfolded, after the compression box is unfolded, the guide rod 13 can not contact the movable die 2, so the compression box is not stressed any more, the spray head 12 is reset under the elasticity of the torsion spring 15 and is respectively aligned with the first die casting groove 4 and the second die casting groove 37, the spray plate 11 needs to rotate in the process, the rotary joint 32 is used for connecting the connecting pipe 16, the condition that the connecting pipe 16 rotates together to influence the use is avoided on the premise of ensuring leakage prevention, the electromagnetic valve connected with the spray head 12 is controlled by two modes, namely automatic mode and manual mode, when the die casting machine belongs to semi-automatic production, the spray button of the die casting panel can be pressed in the process of spraying, after the spraying is finished, the die closing is carried out by pressing the two hands to continue the production of the next die casting machine, when the die casting machine is fully-automatic production, after the die casting machine die sinking and reach the die sinking limit, carry out the thimble and handle this moment, the thimble accomplishes the product and can drop automatically and the landing gets off the striking blanking plate, can start shower nozzle 12 solenoid valves after the blanking plate inductive switch response and carry out the time delay spraying, continues to carry out the compound die-casting after the spraying is accomplished, so circulation, cooling tube inserts solenoid pipe 3 and cools down the mould in real time in process of production.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a novel die casting die of die-casting mechanism, includes stationary mold (1) and moving die utensil (2), its characterized in that: the device is characterized in that a solenoid (3) is arranged in the middle of the fixed die (1), a first die casting groove (4) is symmetrically formed in one side of the movable die (2), a piston hole (5) is fixedly connected to the end of the first die casting groove (4), a piston rod (6) is connected to the piston hole (5) in a sliding manner, compression boxes (7) are inserted into two sides of the movable die (2), limiting rods (8) are uniformly welded in the compression boxes (7), racks (9) are welded at the upper end and the lower end of each compression box (7), mounting grooves (10) are formed in the upper side and the lower side of each compression box (7) and are rotatably connected with spraying plates (11), a spray head (12) is fixedly connected to the tops of the spraying plates (11), a guide rod (13) is fixedly connected to one side of each spraying plate (11), a pulley (14) is rotatably connected to the end of each guide rod (13), and a torsion spring, a connecting pipe (16) is arranged on the other side of the spraying plate (11), a first screw (17), a second screw (18) and a third screw (19) are rotatably connected to the other side of the movable mold (2), bevel gears (20) are fixedly connected to the end portions of the first screw (17), the second screw (18) and the third screw (19), a gear (21) is fixedly connected to the other end of the first screw (17), an installation box (22) is fixedly connected to the other side of the movable mold (2), a limiting sleeve (23) is fixedly connected to the inner periphery of the installation box (22), a compression spring (24) is sleeved outside the limiting sleeve (23), an ejector plate (25) is arranged on one side of the installation box (22), and a positioning plate (26) is arranged on one side of the ejector plate (25);
a connecting groove (30) is formed among the first die-casting grooves (4), sliding blocks (31) are in threaded connection with the first screw (17), the second screw (18) and the third screw (19), and the tops of the sliding blocks (31) penetrate through the movable die (2) and are fixedly connected with one end of the piston rod (6);
the limiting rod (8) is inserted into the limiting sleeve (23) and is in sliding connection with the limiting sleeve, two ends of the compression spring (24) are respectively fixedly connected with the side surface of the installation box (22) and the side surface of the compression box (7), and the rack (9) is meshed with the gear (21);
the spraying plate (11) is communicated with the spray head (12), two ends of the torsion spring (15) are respectively and fixedly connected with the guide rod (13) and the side wall of the mounting groove (10), two ends of the connecting pipe (16) are provided with rotary joints (32) and communicated with the spraying plates (11) on two sides, two sides of the mounting box (22) are fixedly connected with quick joints (33), and the guide rod (13) protrudes out of the side surface of the mounting groove (10);
the second screw (18) and the third screw (19) are in a straight line, the first screw (17) is positioned between the second screw (18) and the third screw (19) and is vertical to the second screw and the third screw, and bevel gears (20) at the ends of the second screw (18) and the third screw (19) are meshed with bevel gears (20) at the end of the first screw (17).
2. The die casting die of the novel die casting mechanism as claimed in claim 1, wherein: the end part of the solenoid (3) penetrates through the side surface of the fixed die (1), the center and the periphery of the fixed die (1) are respectively provided with a pressure injection port (27) and a pin groove (28), guide columns (29) are arranged on the periphery of the movable die (2), and the diameter of each guide column (29) is the same as the inner diameter of each pin groove (28).
3. The die casting die of the novel die casting mechanism as claimed in claim 2, wherein: ejector plate (25) fixedly connected with activity post (34) all around, ejector plate (25) center is provided with thimble (35), activity post (34) and thimble (35) all run through install bin (22) and moving die (2), thimble (35) all are located first die-casting groove (4) edge, the outside cover of activity post (34) is equipped with thimble spring (36).
4. The die casting die of the novel die casting mechanism as claimed in claim 3, wherein: locating plate (26) pass through bolt fixed connection and install bin (22), between thimble board (25) swing joint and locating plate (26) and install bin (22), second die-casting groove (37) have been seted up to stationary mould (1) one side, second die-casting groove (37) and first die-casting groove (4) laminating, first die-casting groove (4) semicircle tube department internal diameter is greater than piston rod (6) diameter.
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| CN202011287678.4A CN112191823B (en) | 2020-11-17 | 2020-11-17 | Novel die casting die of die-casting mechanism |
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| CN202011287678.4A CN112191823B (en) | 2020-11-17 | 2020-11-17 | Novel die casting die of die-casting mechanism |
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| CN112191823B true CN112191823B (en) | 2021-07-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114226680B (en) * | 2022-01-21 | 2023-03-28 | 昆山美和机械有限公司 | Improved spray gun for die casting |
| CN114951588B (en) * | 2022-06-02 | 2024-03-22 | 台州乔克科技有限公司 | Die casting process |
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| CN112191823A (en) | 2021-01-08 |
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Effective date of registration: 20240402 Address after: 528311 Xijiao Industrial Zone, Beijiao Town, Shunde District, Foshan City, Guangdong Province Patentee after: Foshan Shunde District Huihui Metal Products Co.,Ltd. Country or region after: China Address before: 236500 building 6, shuangchuangyuan, Quanyang Town, Jieshou City, Fuyang City, Anhui Province Patentee before: Fuyang Shike Intelligent Equipment Co.,Ltd. Country or region before: China |