CN219805359U

CN219805359U - Die casting die for metal parts

Info

Publication number: CN219805359U
Application number: CN202223015217.9U
Authority: CN
Inventors: 黄磊
Original assignee: Taicang Huamao Metal Products Co ltd
Current assignee: Taicang Huamao Metal Products Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-10-10
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a metal part die-casting die, which relates to the technical field of die-casting dies and comprises a main body, wherein a groove is formed in the main body, a rectangular frame is arranged in the groove, a fixed die is arranged at the top of the rectangular frame, a plurality of holes are formed in the inner wall of the bottom side of the fixed die, and a thimble is slidably arranged in the plurality of holes. When the movable die casting device is used, the upper hydraulic cylinder is started, the upper hydraulic cylinder drives the movable die to move downwards, the movable die moves upwards after casting is completed, the lower hydraulic cylinder is started to drive the sliding block to move rightwards, the ejector block and the ejector pin are extruded to move upwards to push out the casting, the ejector block drives the telescopic component to stretch, the T-shaped sliding block is pushed to move rightwards when the sliding block slides to the T-shaped sliding groove, the T-shaped sliding block drives the U-shaped push rod to move rightwards to push out the casting, the lower hydraulic cylinder is closed, the sliding block moves reversely, the reset component drives the T-shaped sliding block to reset, the sliding block moves upwards on the chute to drive the ejector block and the ejector pin to move downwards to reset.

Description

Die casting die for metal parts

Technical Field

The utility model relates to the technical field of die casting dies, in particular to a die casting die for metal parts.

Background

The die casting die is a method for casting liquid die forging, a process finished on a special die casting die forging machine, after die casting operation is finished, castings are usually required to be taken out, at present, large-scale equipment mostly adopts a movable cavity surface to push out the castings, small-scale equipment mostly adopts an ejection bottom plate to take down the castings, in the prior art, publication No. CN210305699U discloses a die casting die ejection mechanism of a metal part die casting machine, the die casting die ejection mechanism can eject the bottom plate through one hydraulic cylinder and then eject the castings through the side surface of the other hydraulic cylinder, the operation process is complex, the casting die is ejected along with the ejection of the bottom plate, and separation of the casting die and the castings cannot be realized, so that the difficulty of ejecting the castings is increased, and the die casting die for the metal part is proposed.

Disclosure of Invention

The utility model aims to provide a metal part die casting die which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a metal part die casting die, includes the main part, set up flutedly in the main part, install the rectangle frame in the recess, the cover half is installed at the top of rectangle frame, a plurality of holes have been seted up on the bottom side inner wall of cover half, a plurality of downthehole slidable mounting has the thimble, a plurality of the kicking block is installed to the bottom of thimble, the chute has been seted up to the lateral part of kicking block, two chute has been seted up to the inclined plane of kicking block, two slidable mounting has the slider in the chute, two install the connecting plate in one side of slider, the main part is close to install down the pneumatic cylinder on one side outer wall of connecting plate, the telescopic hole has been seted up on the inner wall of recess, the output of lower pneumatic cylinder runs through the telescopic hole and with one side of connecting plate is connected, two T-shaped groove has been seted up to the bottom surface of kicking block, two respectively with two the position of chute corresponds, two slidable mounting has T shape slider in the T-shaped slider's inclined groove, two the bottom of T-shaped slider installs the slider, two telescopic mounting has the telescopic gate assembly the bottom of two on the die assembly has the corresponding to install the telescopic gate assembly in the bottom of the die assembly.

Preferably, the telescopic assembly comprises telescopic rods fixedly mounted at the bottoms of the T-shaped sliding blocks, the bottom ends of the two telescopic rods are fixedly mounted on the side parts of the two U-shaped push rods, and the side parts of the two telescopic rods are connected with the reset assembly.

Preferably, the reset component comprises two tension springs, pull rings are mounted at two ends of each tension spring, wherein two pull rings are mounted on the side parts of the two telescopic rods respectively, and the other two pull rings are mounted on the inner wall of the groove.

Preferably, the positioning assembly comprises a plurality of positioning pins arranged at the bottom of the movable die and a plurality of positioning grooves formed in the top of the fixed die.

Preferably, the positioning pins are located at positions corresponding to the positioning grooves.

Preferably, the intersection position of the chute and the T-shaped groove of the top block is arc-shaped, and the sliding block is provided with an arc-shaped surface.

Preferably, through holes are formed in the inner walls of two sides of the groove, the two U-shaped push rods are respectively and slidably mounted in the two through holes, two connecting columns are mounted on the side parts, close to each other, of the two U-shaped push rods, and the top ends of the two U-shaped push rods are located above the fixed die.

When the movable die is used, the upper hydraulic cylinder is started, the output shaft of the upper hydraulic cylinder drives the movable die to move downwards, the movable die moves downwards to drive the positioning assembly to position the movable die and the fixed die, the conical pouring gate is opened after positioning, the movable die moves upwards after pouring is completed, the lower hydraulic cylinder is started, the output shaft of the lower hydraulic cylinder drives the connecting plate and the sliding block to move rightwards, the connecting plate and the sliding block are extruded to push the ejector block and the ejector pin to move upwards to push out the casting, the ejector block drives the telescopic assembly to stretch, the T-shaped sliding block is pushed to move rightwards when the sliding block slides to the T-shaped sliding groove, the T-shaped sliding block drives the telescopic assembly and the U-shaped push rod to move rightwards to push out the casting, the lower hydraulic cylinder is closed, the sliding block moves reversely, the reset assembly drives the telescopic assembly and the T-shaped sliding block to reset, and the sliding block to move upwards on the sliding groove to drive the ejector block and the ejector pin to move downwards to reset.

In the utility model, the intersection position of the chute and the T-shaped groove of the top block is arc-shaped, and the sliding block is provided with the arc-shaped surface, so that the sliding block can slide from the chute to the T-shaped groove more stably.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

FIG. 4 is a schematic view of the slider and T-shaped slider structure of the present utility model.

In the figure: 1. a main body; 2. a fixed mold; 3. a hydraulic cylinder is arranged; 4. a movable mold; 5. a conical gate; 6. a positioning pin; 7. a positioning groove; 8. a rectangular frame; 9. a thimble; 10. a top block; 11. a lower hydraulic cylinder; 12. a push rod; 13. a telescopic rod; 14. a tension spring; 15. a T-shaped slider; 16. a connecting plate; 17. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present disclosure, it should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It should be noted that, standard parts used in the present utility model document can be purchased from market, and can be customized according to the description of the specification and the drawings. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art in the specific context, and without explicit limitation, machines, components, and equipment may take any form conventionally known in the art.

In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.

Examples: referring to fig. 1-4, a metal part die casting mold is shown, which comprises a main body 1, a groove is formed in the main body 1, a rectangular frame 8 is mounted in the groove, a fixed mold 2 is mounted at the top of the rectangular frame 8, a plurality of holes are formed in the inner wall of the bottom side of the fixed mold 2, a thimble 9 is slidably mounted in the plurality of holes, a top block 10 is mounted at the bottom ends of the plurality of thimbles 9, inclined grooves are formed in the side portions of the top block 10, two inclined grooves are formed in the inclined surfaces of the top block 10, a sliding block 17 is slidably mounted in the two inclined grooves, a connecting plate 16 is mounted on one side of the two sliding blocks 17, a lower hydraulic cylinder 11 is mounted on the outer wall of one side of the main body 1 close to the connecting plate 16, a telescopic hole is formed in the inner wall of the groove, the output end of the lower hydraulic cylinder 11 penetrates through the telescopic hole and is connected with one side of the connecting plate 16, two T-shaped sliding blocks 15 are formed in the bottom surface of the top block 10, telescopic components are mounted at positions corresponding to the two inclined grooves, telescopic components are mounted at the bottoms of the two T-shaped sliding blocks 15, telescopic components are mounted at bottoms of the two telescopic components, a telescopic component 12 are mounted at the bottoms of the two telescopic component, a telescopic component is mounted at the bottom of the U-shaped component is mounted at the bottom of the telescopic component is mounted at the bottom the corresponding to the bottom of the sliding component 4, and is mounted at the bottom 3, and is mounted at the position of the corresponding to the bottom die 4 is mounted on the bottom die 4, and is mounted at the position of the bottom 3, and is mounted at the position 3.

By the above structure: when the movable die is used, firstly, the upper hydraulic cylinder 3 is started, the output shaft of the upper hydraulic cylinder 3 drives the movable die 4 to move downwards, the movable die 4 moves downwards to drive the positioning component to position the movable die 4 and the fixed die 2, the conical pouring gate 5 is opened after positioning, the movable die 4 moves upwards after pouring is finished, the lower hydraulic cylinder 11 is started, the output shaft of the lower hydraulic cylinder 11 drives the connecting plate 16 and the sliding block 17 to move rightwards, the connecting plate 16 and the sliding block 17 move rightwards, the ejector block 10 and the ejector pin 9 are extruded to move upwards to push out a casting, the ejector block 10 drives the telescopic component to stretch, the sliding block 17 is pushed to slide to a T-shaped chute to move rightwards, the T-shaped sliding block 15 drives the telescopic component and the U-shaped push rod 12 to move rightwards to push out the casting, the lower hydraulic cylinder is closed, the sliding block 17 moves reversely, the telescopic component and the T-shaped sliding block 15 are driven to reset, the sliding block 17 moves upwards on the chute to drive the ejector block 10 and the ejector pin 9 to move downwards to reset.

As shown in fig. 3, the telescopic assembly comprises telescopic rods 13 fixedly mounted at the bottoms of T-shaped sliding blocks 15, the bottom ends of the two telescopic rods 13 are fixedly mounted on the side parts of two U-shaped push rods 12, and the side parts of the two telescopic rods 13 are connected with the reset assembly.

As shown in fig. 3, the reset assembly includes two tension springs 14, pull rings are mounted at two ends of the two tension springs 14, wherein two pull rings are mounted on side portions of the two telescopic rods 13 respectively, and the other two pull rings are mounted on inner walls of the grooves, so that the tension springs 14 can be conveniently mounted, and the U-shaped push rod 12 can be reset after the casting is pushed out.

As shown in fig. 2, the positioning assembly comprises a plurality of positioning pins 6 installed at the bottom of the movable mold 4 and a plurality of positioning grooves 7 formed at the top of the fixed mold 2, and this has the advantage that the positioning pins 6 can be successfully inserted into the positioning grooves 7 in the downward movement process of the movable mold 4.

As shown in fig. 2, the positioning pins 6 correspond to the positioning grooves 7, so that the movable mold 4 and the fixed mold 2 can be fixed in position, and the completion of the mold closing process is ensured.

As shown in fig. 4, the intersection position of the chute and the T-shaped groove of the top block 10 is circular arc, and the sliding block 17 is provided with a circular arc surface, which has the advantage of enabling the sliding block 17 to slide from the chute to the T-shaped groove more stably.

As shown in fig. 2, through holes are formed in the inner walls of two sides of the groove, two U-shaped push rods 12 are respectively slidably mounted in the two through holes, two connecting posts 18 are mounted on the side parts of the two U-shaped push rods 12, which are close to each other, and the top ends of the two U-shaped push rods 12 are located above the fixed die 2.

As shown in fig. 1, the side portions of the two support shafts 19, which are close to each other, are provided with avoiding holes, and the arrangement of the avoiding holes does not affect the rotation of the connecting rods 21, wherein one ends of the two connecting rods 21 respectively penetrate through the avoiding holes on the two support shafts 19.

Working principle: when the die is used, the upper hydraulic cylinder 3 is started, the output end of the upper hydraulic cylinder 3 moves downwards to drive the movable die 4 to move downwards, the movable die 4 moves downwards to drive the positioning pin 6 to be inserted into the positioning hole 7, the purpose of fixing the movable die 4 and the fixed die 2 is achieved, the conical gate 5 is opened, the molten metal driven die 4 flows into the fixed die 2, after cooling and forming, the upper hydraulic cylinder 3 is started, the output end of the upper hydraulic cylinder 3 moves upwards to drive the movable die 4 to move upwards, after the movable die 4 is separated from the fixed die 2, the lower hydraulic cylinder 11 is started, the output end of the lower hydraulic cylinder 11 moves in a direction away from the lower hydraulic cylinder 11, the output end of the lower hydraulic cylinder 11 moves to drive the connecting plate 16 to move in a direction away from the lower hydraulic cylinder 11, the connecting plate 16 moves in a direction away from the lower hydraulic cylinder 11 to enable the sliding block 17 to drive the top block 10 to slide upwards along a chute, and the top block 10 slides upwards, the T-shaped sliding block 15 on the bottom surface is driven to move upwards, the T-shaped sliding block 15 moves upwards, the telescopic end of the telescopic rod 13 is driven to extend upwards, the ejector pin 9 arranged at the top of the ejector block is driven to move upwards, when the sliding block 17 slides to the bottom end of the inclined surface, the ejector pin 9 moves upwards to eject a casting out of the fixed die 2, at the moment, the sliding block 17 is in contact with the T-shaped sliding block 15, the output shaft of the lower hydraulic cylinder 11 continues to move in a direction away from the lower hydraulic cylinder 11, the sliding block 17 is pushed to continue to move in a direction away from the lower hydraulic cylinder 11, the sliding block 17 drives the T-shaped sliding block 15 in contact with the T-shaped sliding block to move in a direction away from the lower hydraulic cylinder 11, the telescopic rod 13 fixedly connected with the T-shaped sliding block is driven to move in a direction away from the lower hydraulic cylinder 11, the telescopic rod 13 moves to pull the spring 14 to be in a stretched state, and simultaneously drives the U-shaped push rod to move in the same side, the casting on the upper end of the fixed die 2 is ejected from one end of the U-shaped push rod, after the casting is ejected, the lower hydraulic cylinder 11 is started, the output end of the lower hydraulic cylinder 11 moves reversely to drive the sliding block 17 to move reversely, the spring 14 is reset at the moment, the spring 14 resets and pulls the telescopic rod 13 to move reversely, the telescopic rod 13 moves reversely to drive the T-shaped sliding block 15 and the U-shaped push rod 12 to move reversely to the original position, the output end of the lower hydraulic cylinder 17 continues to move reversely after the T-shaped sliding block 15 resets to drive the sliding block 17 to slide along the sliding groove, the sliding block 17 slides along the sliding groove to drive the ejector block 10 to move downwards to the original position, the lower hydraulic cylinder 11 is closed, and the die casting work is completed.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Metal part die casting die, including main part (1), its characterized in that: the utility model discloses a telescopic push rod assembly, including main part (1) and slider, rectangular frame (8) has been seted up on main part (1), install rectangular frame (8) in the recess, fixed mould (2) is installed at the top of rectangular frame (8), a plurality of holes have been seted up on the bottom side inner wall of fixed mould (2), a plurality of downthehole slidable mounting thimble (9), a plurality of ejector pins (9) are installed to the bottom, the chute has been seted up to the lateral part of ejector pins (10), two inclined planes of ejector pins (10) have been seted up two inclined grooves, two slidable mounting has slider (17), two slider (17) are installed to one side, two slider (17) are installed on one side connecting plate (16), main part (1) is close to install down pneumatic cylinder (11) on the outer wall of one side of connecting plate (16), set up the telescopic hole on the inner wall of recess, the output of lower pneumatic cylinder (11) run through the telescopic hole and with one side of connecting plate (16) is connected, the bottom surface of ejector pins (10) has two T, two T have been seted up on the bottom of slider (10), two T have two inclined grooves, two slider (15) are installed respectively in two slider assemblies (15) are installed to two the corresponding to the bottom of slider assembly (15), the output end of the upper hydraulic cylinder (3) is provided with a movable die (4), the movable die (4) corresponds to the fixed die (2), the bottom of the movable die (4) is provided with a conical pouring gate (5), and the bottom of the movable die (4) is provided with a positioning assembly.

2. A metal part die casting mold according to claim 1, characterized in that: the telescopic components comprise telescopic rods (13) fixedly mounted at the bottoms of the T-shaped sliding blocks (15), the bottom ends of the two telescopic rods (13) are fixedly mounted on the side parts of the two U-shaped push rods (12), and the side parts of the two telescopic rods (13) are connected with the reset components.

3. A metal part die casting mold according to claim 2, characterized in that: the reset assembly comprises two tension springs (14), pull rings are arranged at two ends of each tension spring (14), two pull rings are respectively arranged on the side parts of the two telescopic rods (13), and the other two pull rings are arranged on the inner wall of the groove.

4. A metal part die casting mold according to claim 1, characterized in that: the positioning assembly comprises a plurality of positioning pins (6) arranged at the bottom of the movable die (4) and a plurality of positioning grooves (7) arranged at the top of the fixed die (2).

5. A metal part die casting mold according to claim 4, wherein: the positioning pins (6) correspond to the positioning grooves (7).

6. A metal part die casting mold according to claim 1, characterized in that: the intersection position of the chute and the T-shaped groove of the top block (10) is arc-shaped, and the sliding block (17) is provided with an arc-shaped surface.

7. A metal part die casting mold according to claim 1, characterized in that: through holes are formed in the inner walls of the two sides of the groove, the two U-shaped push rods (12) are respectively and slidably mounted in the two through holes, two connecting columns (18) are mounted on the side parts, close to each other, of the two U-shaped push rods (12), and the top ends of the two U-shaped push rods (12) are located above the fixed die (2).