CN113601796B - Oil cylinder interlocking type die-casting die structure for preventing core from retreating - Google Patents
Oil cylinder interlocking type die-casting die structure for preventing core from retreating Download PDFInfo
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- CN113601796B CN113601796B CN202110883909.6A CN202110883909A CN113601796B CN 113601796 B CN113601796 B CN 113601796B CN 202110883909 A CN202110883909 A CN 202110883909A CN 113601796 B CN113601796 B CN 113601796B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1742—Mounting of moulds; Mould supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1742—Mounting of moulds; Mould supports
- B29C45/1744—Mould support platens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/84—Safety devices
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention relates to the technical field of die-casting dies, and provides a die-casting die structure with an oil cylinder interlocked type mold core backward-moving prevention function and a forming method thereof. According to the invention, the bottom plate, the fastening column, the fixing mechanism, the cylinder, the auxiliary mechanism, the injection mechanism, the wedging block, the connecting groove and the butt joint mechanism are mutually matched and connected for use, so that the problems that the wedging block is difficult to arrange on the fixed die side of the equipment to block the sliding block, the sliding block retreats to cause unqualified casting size and continuous production cannot be realized are solved, the included angle between the equipment forming casting and the die sinking direction is more than ninety degrees, the size stability of the product shape can be effectively ensured, the rejection rate of the casting is reduced, and the waste and the use of resources are avoided.
Description
Technical Field
The invention relates to the technical field of die-casting molds, in particular to a die-casting mold structure with an oil cylinder interlocked type mold core for preventing a mold core from retreating.
Background
The mould is used for making the tool of the shaped article, this tool is formed by various parts, different moulds are formed by different parts, it mainly uses the change of physical state of the shaped material to implement the processing of the article shape, the mould has the name of "industrial female", under the action of external force, the blank can be made into the tool with specific shape and size, it is widely used for blanking, die forging, cold heading, extrusion, powder metallurgy pressing and pressure casting, and in the forming process of compression molding or injection molding of engineering plastics, rubber and ceramics, etc., the mould has specific contour or inner cavity shape, the blank can be separated according to the contour line shape by using the contour shape with cutting edge, the corresponding three-dimensional shape can be obtained by using the inner cavity shape, the mould generally includes two parts of movable mould and fixed mould, both can be combined, when separated, the blank can be injected into the mould, the mould is a tool, the shape is complex, the blank bears the expansion force, the surface strength of the blank, the surface roughness of the blank can be made into the horizontal concave side hole, the casting, the mould has the important function of the horizontal side hole and the horizontal side hole, and the horizontal side hole.
At present, the core pulling structure of the die-casting die with the cavity pressure adopts a hydraulic core pulling oil cylinder to drive a sliding block to pull core, during die assembly, the sliding block is locked by a fixed die wedge block, the sliding block is prevented from retreating, if the included angle between the side hole or the undercut demolding direction and the die opening direction is more than ninety degrees, the fixed die side is difficult to arrange the wedge block to lock the sliding block, and the sliding block has the retreating phenomenon, so that the casting is unqualified in size and cannot be continuously produced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an oil cylinder interlocking type die-casting die structure for preventing a core from retreating, which has the advantages that the product shape with an included angle of more than 90 degrees with the die opening direction on a casting can be formed, the dimensional stability of the product shape can be effectively ensured, the rejection rate of the casting is reduced, and the like.
In order to realize the product shape with an included angle of more than ninety degrees with the mold opening direction on the casting, effectively ensure the dimensional stability of the product shape and reduce the rejection rate of the casting, the invention provides the following technical scheme: the die-casting die structure comprises a bottom plate, wherein a fastening column is fixedly connected to the top of the bottom plate, a fixing mechanism is fixedly connected to the front portion of the fastening column, the fixing mechanism comprises a fixing block, a fixing screw and a center hole, the fixing screw is fixedly connected to the front portion of the fixing block, a center hole is fixedly connected to the middle portion of the fixing screw, a cylinder is fixedly connected to the top of the fixing mechanism, an auxiliary mechanism is fixedly connected to the middle portion of the cylinder, the auxiliary mechanism comprises a bolt, a front cover plate, a frame, an upper cover plate and a top column, the front cover plate is fixedly connected to the rear portion of the bolt, the frame is fixedly connected to the rear portion of the front cover plate, the upper cover plate is fixedly connected to the top of the frame, the top of the upper cover plate is fixedly connected to the top column, the clamping ring is fixedly connected to the rear portion of the auxiliary mechanism, a cap is fixedly connected to the top of the clamping ring, a front portion of the cap is fixedly connected to a connecting port, and an injection mechanism is fixedly connected to the left side of the cap.
Injection mechanism includes feed bin, baffle, interface, the top fixedly connected with baffle of feed bin, the top fixedly connected with interface of baffle, the left side fixedly connected with wedging piece of injection mechanism, the wedging piece includes pillar, locating plate and spread groove, the right side fixedly connected with locating plate of pillar, the right side fixedly connected with spread groove of locating plate, the left side fixedly connected with pneumatic cylinder of wedging piece, the pneumatic cylinder includes protecting crust, support frame, impact pump, reinforcing plate and outstanding post, the left side fixedly connected with support frame of protecting crust, the middle part fixedly connected with impact pump of support frame, the left side fixedly connected with reinforcing plate of impact pump, the outstanding post of the left side fixedly connected with of reinforcing plate, the rear portion fixedly connected with docking mechanism of pneumatic cylinder, docking mechanism includes the ejector die post, the anterior fixedly connected with release link of ejector die post, the top fixedly connected with recess of release link, the anterior fixedly connected with arm of recess.
Preferably, the bottom plate is connected with the fastening column in a clamping manner, and the bottom plate coincides with the central axis of the fixing mechanism.
Preferably, the fixed blocks are tightly attached to the fixed screws, the number of the fixed screws is two, and the fixed screws are symmetrical between the central holes.
Preferably, the inner dimension of the cylinder is matched with the outer dimension of the cylinders, the number of the cylinders is multiple, and the cylinders are symmetrical with the central axis of the auxiliary mechanism.
Preferably, the bolts are connected with the front cover plate through clamping, and the front cover plate is connected with the frame through welding.
Preferably, the snap ring coincides with the central axis of the cap, and the cap is connected with the snap ring through clamping.
Preferably, the storage bin is tightly attached to the partition plate, and the partition plate is connected with the butt joint through welding.
Preferably, the wedge-caulking block is connected with the hydraulic cylinder through clamping, and an angle larger than ninety degrees is formed between the hydraulic cylinder and the butt joint mechanism.
Preferably, the protective shell is connected with the support frame through a clamping, and a limiting groove with the same size is formed between the joint of the protective shell and the impact pump and the reinforcing plate.
Preferably, the center lines of the top mold column and the reset rods are overlapped, the number of the reset rods is two, and the reset rods are symmetrical between the center lines of the grooves.
Has the advantages that:
the invention has the following beneficial effects:
the invention solves the problems that the wedge block is difficult to arrange at the side of the fixed die of the equipment to seal the slide block, the slide block has the phenomenon of retreating, which causes unqualified casting size and can not be continuously produced by mutually matching and connecting the bottom plate, the fastening column, the fixing mechanism, the cylinder, the auxiliary mechanism, the injection mechanism, the wedge block, the connecting groove and the butting mechanism, ensures that the size stability of the product shape can be effectively ensured, the rejection rate of the casting is reduced, thereby avoiding the waste use of resources, the fixing is carried out through the bottom plate, the stability of the bottom of the equipment is improved, simultaneously the bearing capacity of the bottom of the equipment is improved when the equipment runs, the bottom connection is carried out by matching the fastening column, the ventilation of the connecting position is improved, the internal heat discharge can be accelerated, and the internal mould can not be influenced, the top column fixing mechanism is matched with a front fixing mechanism, so that an operator can conveniently and quickly install equipment for use, the firmness between components at the bottom is improved by matching the fixing block and a fixing screw, the operation of the equipment is facilitated, the equipment is more stable, the middle center hole is reinforced, the screw reinforcement can be carried out according to the use requirement of the equipment, the fixing safety effect is achieved, when the equipment is operated, when a mould is used for mould assembly, a groove above the equipment is butted with a protruding cylinder, when the equipment is butted, the groove is clamped with a cylinder at the bottom, the tightness of a joint can be improved, the inside of the equipment is tighter, the heat inside can be prevented from being dissipated, the seepage of the glue inside is avoided, and the firmness of the top column can be improved by matching the bolt with a front cover plate, because the angle of the top column is inclined during the operation, the mould assembly of the equipment above is facilitated, the frame use of cooperation bottom can improve the compound die precision, improve operating speed and availability factor simultaneously, connect through snap ring and block, can carry out the guard action in inside, inside plays solitary protection, prevent that inside equipment from receiving to neglect cold and neglect hot and lead to damaging, need change, extravagant live time and operation manpower use, carry out the butt joint of injecting glue mouth through the connector simultaneously, can improve the compactness of junction, when carrying out the operation, inside feed bin carries out the storage of colloid, compactness when improving the injecting glue, make the inside bubble of mould not produce, cooperate the inside mix of baffle simultaneously, make the colloid more even, it is more stable during the injecting glue, install the butt joint through the wedge piece, movable wedge piece is driven by the pneumatic cylinder, during the compound die, insert the core earlier, insert movable wedge piece again and block the locking slider, die-casting process slider can not retreat, when the die sinking, take out movable wedge piece earlier, loose core again, thereby realize the process of loosing core, carry out external protection through the protecting shell, can play the protection to inside impact pump, avoid receiving the damage, influence its life time, reduce resource waste and cost, through the size that the ejector pin and ninety connection between the mould, make the size of the reduction of the mould form, the size that can be greater than the reduction mould.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of the fixing mechanism of the present invention;
FIG. 3 is an enlarged view of the structure of the auxiliary mechanism of the present invention;
FIG. 4 is an enlarged view of the injection mechanism of the present invention;
FIG. 5 is an enlarged view of the wedge block structure of the present invention;
FIG. 6 is an enlarged view of the hydraulic cylinder structure of the present invention;
FIG. 7 is an enlarged view of the docking mechanism of the present invention;
fig. 8 is an enlarged view of the structure at a in fig. 1 according to the present invention.
In the figure: 1. a base plate; 2. fastening the column; 3. a fixing mechanism; 301. a fixed block; 302. fixing screws; 303. a central bore; 4. a cylinder; 5. a cylinder; 6. an auxiliary mechanism; 601. a bolt; 602. a front cover plate; 603. a frame; 604. an upper cover plate; 605. a top pillar; 7. a snap ring; 8. capping; 9. a connecting port; 10. an injection mechanism; 1001. a storage bin; 1002. a partition plate; 1003. a butt joint port; 11. a wedging block; 1101. a pillar; 1102. positioning a plate; 1103. connecting grooves; 12. a hydraulic cylinder; 1201. a protective shell; 1202. a support frame; 1203. a percussion pump; 1204. a reinforcing plate; 1205. a protruding post; 13. a docking mechanism; 1301. a top mold column; 1302. a reset lever; 1303. a groove; 1304. and (5) pulling the material rod.
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. 1-8, the die casting mold structure with the oil cylinders interlocked to prevent the core from moving backward includes a bottom plate 1, a fastening column 2 is fixedly connected to the upper portion of the bottom plate 1, a fixing mechanism 3 is fixedly connected to the front portion of the fastening column 2, the fixing mechanism 3 includes a fixing block 301, a fixing screw 302 and a central hole 303, the front portion of the fixing block 301 is fixedly connected to the fixing screw 302, the central hole 303 is fixedly connected to the middle portion of the fixing screw 302, the cylinder 4 is fixedly connected to the upper portion of the fixing mechanism 3, the cylinder 5 is fixedly connected to the upper portion of the cylinder 4, the middle portion of the cylinder 5 is fixedly connected to an auxiliary mechanism 6, the auxiliary mechanism 6 includes a bolt 601, a front cover plate 602, a frame 603, an upper cover plate 604 and a top post 605, the rear portion of the auxiliary mechanism 6 is fixedly connected to a front cover plate 602, the rear portion of the front cover plate 602 is fixedly connected to the frame 603, the upper portion of the frame 603 is fixedly connected to an upper cover plate 604, the top post 605 is fixedly connected to the upper portion of the upper cover plate 604, the rear portion of the auxiliary mechanism 6 is fixedly connected to a snap ring 7, a cap 8 is fixedly connected to a connection port 9, and an injection mechanism 10 is fixedly connected to the left side of the connection port 9.
This embodiment, the block is connected between bottom plate 1 and the fastening post 2, and coincide mutually between bottom plate 1 and fixed establishment 3's the axis, fix through bottom plate 1, the stability of improve equipment bottom, the bearing capacity of bottom is bigger when improve equipment moves simultaneously, cooperation fastening post 2 carries out the bottom and connects, improve the air permeability of junction, can accelerate inside heat discharge, can not receive the influence to inside mould simultaneously, cooperate with anterior fixed establishment 3, make things convenient for the operator to carry out quick erection equipment and use.
This embodiment, closely laminate between fixed block 301 and the fixed screw 302, the quantity of fixed screw 302 is two, and fixed screw 302 is symmetrical between with centre bore 303, use through fixed block 301 and the cooperation of fixed screw 302, fastness between the part of improvement bottom does benefit to equipment simultaneously and operates, and is more stable, consolidates with the centre bore 303 at middle part, can carry out the screw reinforcement according to the user demand of equipment, play fixed insurance effect.
This embodiment, identical between the inside dimension of drum 4 and the outside dimension of cylinder 5, the quantity of cylinder 5 is a plurality of, and cylinder 5 is symmetrical between the axis with complementary unit 6, when carrying out the operation, when carrying out the compound die through the mould, the groove of top docks with outstanding cylinder 5, carry out the block with drum 4 of bottom when carrying out the butt joint, can improve the compactness of junction, make equipment inside inseparabler, can prevent inside heat effluvium, avoid inside injecting glue to ooze simultaneously.
In this embodiment, be connected through the block between bolt 601 and the cowl board 602, and be connected through the welding between cowl board 602 and the frame 603, use through bolt 601 and cowl board 602 cooperation, can improve the fore-set 605 fastness of top, because the angle of fore-set 605 is the tilting when the operation to the equipment of top carries out the compound die, and the frame 603 of cooperation bottom uses and to improve the compound die precision, improves operating speed and availability factor simultaneously.
This embodiment, coincide mutually between the axis of snap ring 7 and block 8, and be connected through the block between block 8 and the snap ring 7, be connected through snap ring 7 and block 8, can carry out the guard action in inside, inside plays solitary protection, prevent that inside equipment from receiving suddenly cold suddenly hot and lead to damaging, need change, extravagant live time and operation manpower use, carry out the butt joint of injecting glue mouth through connector 9 simultaneously, can improve the compactness of junction.
This embodiment, closely laminate between feed bin 1001 and the baffle 1002, and be connected through the welding between baffle 1002 and the interface 1003, when carrying out the operation, inside feed bin 1001 carries out the storage of colloid, compactness when improving the injecting glue makes the inside bubble-free production of mould, cooperates the inside mixture of baffle 1002 simultaneously, makes the colloid more even, and is more stable during the injecting glue.
In this embodiment, be connected through the block between wedging piece 11 and the pneumatic cylinder 12, and constitute between pneumatic cylinder 12 and the docking mechanism 13 and be greater than ninety degrees angle, install the butt joint through wedging piece 11, movable wedging piece 11 is driven by pneumatic cylinder 12, and during the compound die, insert the core earlier, insert movable wedging piece 11 blockade slider again, die-casting process slider can not retreat, during the die sinking, takes out movable wedging piece 11 earlier, looses the core again to realize the process of loosing the core.
In this embodiment, the protective shell 1201 is connected with the supporting frame 1202 through the clamping, a limiting groove with the same size and size is formed between the joint of the protective shell 1201 and the impact pump 1203 and the reinforcing plate 1204, external protection is performed through the protective shell 1201, the internal impact pump 1203 can be protected, damage is avoided, the service life time of the internal impact pump is prolonged, and resource waste and cost use are reduced.
In this embodiment, the center lines of the top mold pillar 1301 and the reset rod 1302 are overlapped, the number of the reset rod 1302 is two, the reset rod 1302 is symmetrical between the center lines of the grooves 1303, and the top mold pillar 1301 and the reset rod 1302 are matched for use, so that an angle larger than ninety degrees is formed between the connected parts, the dimensional stability of the mold can be guaranteed, and the damage rate of the mold is reduced.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When using, dock equipment and external equipment, cylinder 4 and cylinder 5 through the top carry out inseparable laminating and be connected, then carry out the firm of bottom through anterior fixed establishment 3, dock interface 1003 and outside injecting glue mouth inside through external equipment simultaneously, internal equipment connects simultaneously, when using, with the inside perpendicular direction of loosing core, install wedging block 11, movable wedging block 11 is driven by the hydro-cylinder, during the compound die, insert the core earlier, insert movable wedging block 11 and block the slider again, die-casting process slider can not retreat, during the die sinking, take out movable wedging block 11 earlier, loose core again, thereby realize the process of loosing core, can accomplish the operation.
In conclusion, the oil cylinder interlocking type die-casting die structure for preventing the core from retreating can form a product shape with an included angle of more than ninety degrees with the die opening direction on a casting, can effectively ensure the dimensional stability of the product shape, and reduces the rejection rate of the casting.
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 (9)
1. Hydro-cylinder interlocking formula prevents die casting die structure that core backswept, including bottom plate (1), its characterized in that: the upper part of the bottom plate (1) is fixedly connected with a fastening column (2), the front part of the fastening column (2) is fixedly connected with a fixing mechanism (3), the fixing mechanism (3) comprises a fixing block (301), a fixing screw (302) and a central hole (303), the front part of the fixing block (301) is fixedly connected with the fixing screw (302), the middle part of the fixing screw (302) is fixedly connected with the central hole (303), the upper part of the fixing mechanism (3) is fixedly connected with a cylinder (4), the upper part of the cylinder (4) is fixedly connected with a cylinder (5), the middle part of the cylinder (5) is fixedly connected with an auxiliary mechanism (6), the auxiliary mechanism (6) comprises a bolt (601), a front cover plate (602), a frame (603), an upper cover plate (604) and a top column (605), the rear part of the bolt (601) is fixedly connected with the front cover plate (602), the rear part of the front cover plate (602) is fixedly connected with the frame (603), the upper part of the frame (603) is fixedly connected with an upper cover plate (604), the rear part of the auxiliary mechanism (6) is fixedly connected with a clamping ring (7), and a clamping ring (8) is fixedly connected with a clamping ring (7), a connecting port (9) is fixedly connected to the front part of the cap (8), and an injection mechanism (10) is fixedly connected to the left side of the connecting port (9);
the injection mechanism (10) comprises a storage bin (1001), a partition plate (1002) and a butt joint (1003), the partition plate (1002) is fixedly connected to the upper portion of the storage bin (1001), the butt joint (1003) is fixedly connected to the upper portion of the partition plate (1002), a wedge block (11) is fixedly connected to the left side of the injection mechanism (10), the wedge block (11) comprises a support column (1101), a positioning plate (1102) and a connecting groove (1103), the positioning plate (1102) is fixedly connected to the right side of the support column (1101), the connecting groove (1103) is fixedly connected to the right side of the positioning plate (1102), a hydraulic cylinder (12) is fixedly connected to the left side of the wedge block (11), the hydraulic cylinder (12) comprises a protective shell (1201), a support frame (1202), an impact pump (1203), a reinforcing plate (1204) and a protruding column (1205), the support frame (1202) is fixedly connected to the left side of the protective shell (1201), the impact pump (1203) is fixedly connected to the middle of the support frame (1202), the reinforcing plate (1204) is fixedly connected to the left side of the protruding column (1205), the butt joint (12) comprises a butting mechanism (13) and a jacking mechanism (1301), a reset rod (1302) is fixedly connected to the front part of the top mold column (1301), a groove (1303) is fixedly connected to the upper part of the reset rod (1302), and a material pulling rod (1304) is fixedly connected to the front part of the groove (1303);
the wedge block (11) is connected with the hydraulic cylinder (12) through clamping, and an angle larger than ninety degrees is formed between the hydraulic cylinder (12) and the butt joint mechanism (13).
2. The cylinder interlock type die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the bottom plate (1) is connected with the fastening column (2) in a clamping manner, and the bottom plate (1) and the central axis of the fixing mechanism (3) are overlapped.
3. The cylinder-interlocked die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the fixing block (301) is tightly attached to the fixing screws (302), the number of the fixing screws (302) is two, and the fixing screws (302) are symmetrical with the central hole (303).
4. The cylinder interlock type die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the inner size of the cylinder (4) is matched with the outer size of the cylinders (5), the number of the cylinders (5) is multiple, and the central axes of the cylinders (5) and the auxiliary mechanism (6) are symmetrical.
5. The cylinder-interlocked die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the bolts (601) are connected with the front cover plate (602) through clamping, and the front cover plate (602) is connected with the frame (603) through welding.
6. The cylinder-interlocked die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the snap ring (7) and the central axis of the cap (8) are overlapped, and the cap (8) and the snap ring (7) are connected through clamping.
7. The cylinder-interlocked die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the storage bin (1001) is tightly attached to the partition plate (1002), and the partition plate (1002) is connected with the butt joint port (1003) through welding.
8. The cylinder-interlocked die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the protective shell (1201) is connected with the support frame (1202) through clamping, and a limiting groove with the same size is formed between the joint of the protective shell (1201) and the impact pump (1203) and the reinforcing plate (1204).
9. The cylinder-interlocked die-casting mold structure for preventing the core from retreating according to claim 1, characterized in that: the center lines of the top mold columns (1301) and the reset rods (1302) are overlapped, the number of the reset rods (1302) is two, and the center lines of the reset rods (1302) are symmetrical with the center line of the groove (1303).
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| CN202110883909.6A CN113601796B (en) | 2021-08-03 | 2021-08-03 | Oil cylinder interlocking type die-casting die structure for preventing core from retreating |
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| CN113601796B true CN113601796B (en) | 2023-03-24 |
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| DE102009043476A1 (en) * | 2008-10-28 | 2010-04-29 | Ksm Castings Gmbh | Apparatus to produce die-cast parts with arc-shaped internal- and/or external casting contour, includes permanent mold with movable arc-shaped sliding core, which forms the internal- and/or external casting contour, and rotary slide device |
| CN203844144U (en) * | 2014-04-01 | 2014-09-24 | 汉中华燕科技开发有限公司 | Mould variable-angle diagonal rod core-pulling mechanism |
| CN107127319A (en) * | 2016-02-29 | 2017-09-05 | 扬州嵘泰工业发展有限公司 | Retaining mechanism is forced in a kind of oblique core pulling of die casting |
| CN108773028A (en) * | 2018-06-15 | 2018-11-09 | 乌鲁木齐九品芝麻信息科技有限公司 | A kind of core-pulling sliding block mechanism three times |
| CN213437074U (en) * | 2020-05-19 | 2021-06-15 | 柳州职业技术学院 | Three-dimensional core-pulling die-casting die for support base |
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