CN220591549U

CN220591549U - Large-scale cast and forging mould subassembly

Info

Publication number: CN220591549U
Application number: CN202322140907.5U
Authority: CN
Inventors: 吴霖; 高剑
Original assignee: Suzhou Qianglong Casting And Forging Co ltd
Current assignee: Suzhou Qianglong Casting And Forging Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-03-15
Anticipated expiration: 2033-08-10

Abstract

The utility model relates to a large-scale casting and forging die assembly, which comprises a casting table, wherein feet are symmetrically and fixedly connected to the two sides of the bottom of the casting table, a lower die is arranged at the top of the casting table, an upper die is arranged at the top of the lower die, a reverse die cavity for pouring is formed in one side, close to the upper die and the lower die, of the lower die, a power groove is formed in the casting table, a motor is fixedly connected to the inside of the power groove, one end of a reciprocating screw rod extends to the inside of the power groove and is fixedly connected with the output end of the motor.

Description

Large-scale cast and forging mould subassembly

Technical Field

The utility model relates to the technical field of casting and forging dies, in particular to a large casting and forging die assembly.

Background

The cast-forging piece plays an important role in the fields of machine tool manufacture, automobile manufacture, ships, power stations, weapon industry, steel manufacture and the like, has large volume and weight as an important part, has complex process and processing, is usually cast ingot after smelting by adopting a process, is forged or remelted and cast to be formed, and meets the requirements of service conditions by obtaining the required shape, size and technical requirements by a high-frequency heater.

Through retrieval, a pouring device for large-scale cast forgings, (authorized bulletin number: CN 217452119 u), "comprises a ladle with an opening on the top surface, wherein a ladle cover is arranged at the opening on the top surface of the ladle, a feed inlet is formed in the top surface of the ladle cover, a cylindrical barrel is fixedly installed in the feed inlet, a long water gap is movably installed in the cylindrical barrel, the long water gap is clamped with the cylindrical barrel through a limiting mechanism, an annular first air passage is arranged in a bowl opening, a plurality of uniformly distributed first exhaust holes are formed in the inner wall of the bowl opening, and a first air inlet pipe is fixedly installed at the upper part of one side of the periphery of the bowl opening: the device can realize the quick installation of the long water gap when in use, can use the air seal to improve the sealing property of the long water gap to isolate air, prevent molten steel oxidation, and can avoid the phenomenon that scum on the surface of molten steel is sucked into the molten steel in the casting process, prevent slag inclusion defect from occurring in products, and improve the product quality.

Shrinkage porosity refers to the fact that the area of the cast that solidifies last is not fed with liquid metal or alloy to form dispersed and fine shrinkage cavities. Is often dispersed near the axial region, thick and large part, riser root and in-gate of the casting wall thickness. When the shrinkage cavity volume is the same as the shrinkage cavity volume, the distribution area of the shrinkage cavity is much larger than that of the shrinkage cavity. The shrinkage cavity is hidden in the casting, and is not easy to find in appearance, and according to the related art, the inventor believes that the lack of a shaking mechanism for a casting mold in the prior art may cause shrinkage cavity phenomenon when molten iron is poured into the mold in the actual casting process, air bubbles may exist in the molten iron after the forged piece is formed, and thus the forged piece cannot meet the use requirement.

Disclosure of Invention

In view of the foregoing problems with the prior art, a primary object of the present utility model is to provide a large forging die assembly.

The technical scheme of the utility model is as follows: the utility model provides a large-scale cast and forged piece mould subassembly, includes the casting platform, the bottom bilateral symmetry fixedly connected with footing of casting platform, the top of casting platform is equipped with the bed die, the top of bed die is equipped with the mould, the reverse cavity that is used for pouring has all been seted up to one side that mould and bed die are close to mutually, the pouring mouth has been seted up to the inside of going up the mould, the inside of casting platform is equipped with even mechanism, even mechanism includes the translation groove, the top at the casting platform is seted up to the translation groove, the inside rotation of translation groove is connected with reciprocating screw, the bottom fixedly connected with connecting block of bed die, the recess sliding connection of connecting block and reciprocating screw outer wall, the power groove has been seted up to the inside of casting platform, the inside fixedly connected with motor of power groove, the one end of reciprocating screw extends to the inside of power groove and with the output fixed connection of motor.

As a preferred implementation mode, the top of casting platform and be located the outside symmetry of translation groove and offered the spout, two the inside of spout is all fixedly connected with slide bar, the outside sliding connection of slide bar has the slider, the top of slider and the bottom fixed connection of bed die.

As a preferred implementation mode, lifting rods are symmetrically and fixedly connected to the top of the lower die, the two lifting rods extend to the outer side of the upper die and are fixedly connected with blocking plates, and springs are sleeved on the outer sides of the two lifting rods and above the upper die.

As a preferable implementation mode, hooks are symmetrically and fixedly connected to the two sides of the top of the upper die, and the hooks are connected with an external lifter through steel ropes.

As a preferable implementation mode, the power groove is internally provided with heat dissipation holes at equal intervals.

As a preferred implementation mode, the front surface of the casting table is fixedly connected with a controller, and the motor is electrically connected with the controller.

Compared with the prior art, the utility model has the advantages and positive effects that the output end of the motor rotates to drive the reciprocating screw rod to rotate, the reciprocating screw rod rotates to drive the connecting block to slide reciprocally in the groove of the reciprocating screw rod, so as to drive the die to translate reciprocally at the top of the casting table, meanwhile, the lower die drives the sliding block to slide reciprocally at the outer side of the sliding rod, the sliding block and the sliding rod can enable the die to slide more stably, molten iron can be enabled to shake in the cavity of the inverted die under the reciprocating shake of the die, so that molten iron can completely fill the cavity of the inverted die, the phenomenon of air bubbles in the molten iron is avoided, the molten iron can be enabled to shake sufficiently in the die under the action of the uniform mechanism, the shrinkage phenomenon of the molten iron in the hardening process is avoided, the forming quality of forging pieces is ensured, the qualification rate of the produced products is improved, the labor intensity of workers is reduced, the structure is simple, the practicability is higher, and the operation quality and the use efficiency are greatly improved compared with the traditional device.

Drawings

FIG. 1 is a schematic perspective view of a large forging die assembly according to the present utility model;

FIG. 2 is a schematic illustration of a front cross-sectional structure of a large forging die assembly according to the present utility model;

FIG. 3 is a schematic view of the enlarged structure of the large forging die assembly of FIG. 2;

fig. 4 is an enlarged schematic view of the structure of the large forging die assembly of fig. 1 at B.

Legend description: 1. a casting table; 2. a footing; 3. a lower die; 4. an upper die; 5. pouring the port; 6. a translation groove; 7. a reciprocating screw rod; 8. a connecting block; 9. a power tank; 10. a motor; 11. a chute; 12. a slide bar; 13. a slide block; 14. a lifting rod; 15. a spring; 16. a blocking plate; 17. a hook; 18. a heat radiation hole; 19. and a controller.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.

The utility model will be further described with reference to the drawings and the specific embodiments

Examples

As shown in fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a large-scale cast and forged piece mould subassembly, including casting platform 1, the bottom bilateral symmetry fixedly connected with footing 2 of casting platform 1, the top of casting platform 1 is equipped with bed die 3, the top of bed die 3 is equipped with mould 4, one side that goes up mould 4 and bed die 3 and be close to mutually all is offered and is used for pouring the die cavity, pouring mouthful 5 has been offered to the inside of going up mould 4, the inside of casting platform 1 is equipped with even mechanism, even mechanism includes translation groove 6, translation groove 6 offers at the top of casting platform 1, translation groove 6's inside rotation is connected with reciprocating screw rod 7, the bottom fixedly connected with connecting block 8 of bed die 3, the recess sliding connection of connecting block 8 and reciprocating screw rod 7 outer wall, power groove 9 has been offered to the inside of power groove 9, the inside fixedly connected with motor 10 of power groove 9, spout 11 has been offered to the one end of reciprocating screw rod 7 and is fixedly connected with motor 10, spout 11 has been offered to the outside symmetry in the outside of casting platform 1, spout 11, the outside sliding connection of slide bar 13 has, the top of slide bar 13 and bottom of reciprocating screw rod 7 are connected with reciprocating screw rod 7, two die rod 14 have two die rods 14 to be connected with two die carrier bars 14 on the top of lifting plate 14, two die 14 are located the top of two die 4 fixedly connected with two die carrier bars 14, two outer side of lift 17 fixedly connected with lifting rod 14.

In this embodiment, the output end of the motor 10 rotates to drive the reciprocating screw rod 7 to rotate, and the reciprocating screw rod 7 rotates to drive the connecting block 8 to slide reciprocally in the groove of the reciprocating screw rod 7, thereby driving the die to translate reciprocally at the top of the casting table 1, meanwhile, the lower die 3 drives the sliding block 13 to slide reciprocally at the outer side of the sliding rod 12, the sliding block 13 and the sliding rod 12 can enable the die to slide more stably, the molten iron can shake in the cavity of the pouring die under the reciprocating shake of the die, so that the molten iron can completely fill the cavity of the pouring die, the phenomenon of bubbles in the molten iron is avoided, the molten iron can sufficiently shake in the die under the action of the uniform mechanism, the shrinkage phenomenon in the hardening process of the molten iron is avoided, the molding quality of forging pieces is ensured, the product qualification rate of production is improved, the labor intensity of workers is reduced, the structure is simple, and the practicability is strong.

Examples

As shown in fig. 1-4, heat dissipation holes 18 are formed in the power tank 9 at equal intervals, a controller 19 is fixedly connected to the front surface of the casting table 1, and the motor 10 is electrically connected with the controller 19.

In this embodiment, through the radiating hole 18 that sets up, avoid motor 10 to damage because of the high temperature, through the controller 19 that sets up, the staff can operate motor 10's opening and closing, and the operation is simpler and more convenient.

Working principle:

as shown in fig. 1-4, in the actual use process, the lower die 3 and the upper die 4 are attached by a worker, under the action of the spring 15, the upper die 4 and the lower die 3 can be attached more tightly, then the worker pours molten iron into the interior of the pouring cavity from the pouring opening 5, then the worker starts the motor 10, the output end of the motor 10 rotates to drive the reciprocating screw rod 7 to rotate, the reciprocating screw rod 7 rotates to drive the connecting block 8 to slide reciprocally in the groove of the reciprocating screw rod 7, thereby driving the die to translate reciprocally at the top of the casting table 1, meanwhile, the lower die 3 drives the sliding block 13 to slide reciprocally at the outer side of the sliding rod 12, under the action of the sliding block 13 and the sliding rod 12, the sliding of the die can be more stable, under the reciprocal shaking of the die, the molten iron can shake in the interior of the pouring cavity, thereby the molten iron can be completely filled in the interior of the pouring cavity, the phenomenon of bubbles is avoided, after the molten iron is completely cooled, the worker starts the external lifter to pull the upper die 4 upwards, under the action of the lifter 14, the forging piece 4 does not shake, then the worker hardens, the forging piece is greatly cooled, and the casting quality is greatly improved by the conventional casting device.

Finally, it should be noted that: the embodiments described above are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a large-scale cast forging mould subassembly, includes casting platform (1), its characterized in that: the casting device is characterized in that feet (2) are symmetrically and fixedly connected to the two sides of the bottom of the casting table (1), a lower die (3) is arranged at the top of the casting table (1), an upper die (4) is arranged at the top of the lower die (3), a reverse die cavity for pouring is formed in one side, close to the upper die (4) and the lower die (3), of the casting table, a pouring opening (5) is formed in the upper die (4), and a uniform mechanism is arranged in the casting table (1);

even mechanism includes translation groove (6), the top at casting platform (1) is seted up in translation groove (6), the inside rotation in translation groove (6) is connected with reciprocating screw (7), the bottom fixedly connected with connecting block (8) of bed die (3), the recess sliding connection of connecting block (8) and reciprocating screw (7) outer wall, power groove (9) have been seted up to the inside of casting platform (1), the inside fixedly connected with motor (10) of power groove (9), the one end of reciprocating screw (7) extends to the inside of power groove (9) and with the output fixed connection of motor (10).

2. A large forging die set as set forth in claim 1, wherein: the top of casting platform (1) and lie in the outside symmetry of translation groove (6) and seted up spout (11), two the inside of spout (11) is all fixedly connected with slide bar (12), the outside sliding connection of slide bar (12) has slider (13), the top of slider (13) and the bottom fixed connection of bed die (3).

3. A large forging die set as set forth in claim 1, wherein: the top symmetry fixedly connected with lifter (14) of bed die (3), two lifter (14) all extend to the outside of last mould (4) and all fixedly connected with stop board (16), two the outside of lifter (14) just is located the top of last mould (4) and all overlaps and be equipped with spring (15).

4. A large forging die set as set forth in claim 1, wherein: hooks (17) are symmetrically and fixedly connected to the two sides of the top of the upper die (4), and the hooks (17) are connected with an external lifter through steel ropes.

5. A large forging die set as set forth in claim 1, wherein: and heat dissipation holes (18) are formed in the power groove (9) at equal intervals.

6. A large forging die set as set forth in claim 1, wherein: the front of the casting table (1) is fixedly connected with a controller (19), and the motor (10) is electrically connected with the controller (19).