CN217166426U

CN217166426U - Computer support die casting die

Info

Publication number: CN217166426U
Application number: CN202122930596.3U
Authority: CN
Inventors: 童小飞; 余林
Original assignee: Kunshan Chengyuan Precision Metal Electronics Co ltd
Current assignee: Kunshan Chengyuan Precision Metal Electronics Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-08-12
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a computer support die casting die relates to die casting die technical field, include. The die-casting die comprises an upper die plate and a lower die plate, wherein the upper die plate is fixedly connected with an upper die core, the lower die plate is fixedly connected with a lower die core, the lower die core is provided with a runner, the upper die plate is provided with a pouring gate, and the pouring gate is communicated with the runner; both sides of the lower die core are provided with cores for core pulling, the cores are fixedly connected to the sliding block, the computer support completes die casting in a cavity, the cavity comprises a first cavity arranged in the lower die core, a second cavity arranged in the die core and a third cavity arranged in the anti-deformation mechanism, and a positioning cavity is arranged in the anti-deformation mechanism; the utility model discloses the deformation mechanism of preapring for an unfavorable turn of events with location chamber, when the die-casting shaping, fused metal liquid forms the fixed block at the location intracavity, provides the support for the computer support when the die sinking, reduces the deflection of computer support.

Description

Computer support die casting die

Technical Field

The utility model belongs to the technical field of die casting die, specifically be a computer support die casting die.

Background

Pressure casting is a short term for pressure casting, and is a method for obtaining a casting by filling a die cavity of a die-casting die with liquid or semi-liquid metal at a high speed under the action of high pressure and rapidly solidifying the liquid or semi-liquid metal under the pressure, wherein the die-casting die is called as a die-casting die, and the pressure is usually used for the die-casting from several megapascals to dozens of megapascals, so the high pressure and the high speed are important characteristics of the die-casting.

In the prior art, when the die is opened, a mold core is separated from a die casting, the die casting is not completely cooled and molded at the moment, the hardness is low, and the die casting is easy to deform under the action of external force to influence the quality of the die casting.

In order to overcome the defects, the technical personnel in the field actively innovate and research to create a die-casting die for the computer bracket.

SUMMERY OF THE UTILITY MODEL

Problem to prior art exists, the utility model provides a computer support die casting die to solve the problem that the current die casting that proposes among the above-mentioned background art warp easily when the die sinking.

In order to solve the technical problem, the utility model discloses a technical scheme be: the die-casting die comprises an upper template and a lower template, wherein the upper template is fixedly connected with an upper die core, the lower template is fixedly connected with a lower die core, the lower die core is provided with a runner, the upper template is provided with a pouring gate, and the pouring gate is communicated with the runner;

Both sides of the lower die core are provided with cores for core pulling, the cores are fixedly connected to the sliding block, the computer support completes die casting in the cavities, the cavities comprise a first cavity arranged in the lower die core, a second cavity arranged in the die core and a third cavity arranged in the anti-deformation mechanism, the anti-deformation mechanism is abutted against the cores, and a positioning cavity is arranged in the anti-deformation mechanism;

the slider has the first pinhole of slope, cope match-plate pattern fixedly connected with first taper pin, just first taper pin can insert first in the pinhole.

Further, the deformation preventing mechanism is a movable insert which is provided with an inclined second pin hole, the upper template is fixedly connected with a second taper pin, and the second taper pin can be inserted into the second pin hole.

Furthermore, one end of the positioning cavity is communicated with the third cavity, and the other end of the positioning cavity is communicated with the outside of the deformation preventing mechanism.

Furthermore, the lower die core is provided with a sliding groove matched with the sliding block, and the sliding block can slide left and right in the sliding groove.

Furthermore, 4 air vents are arranged on one side, away from the flow channel, of the upper die core, and each air vent comprises an air exhaust cavity located on the side wall of the upper die core and an external air exhaust groove communicated with the air exhaust cavity and the upper die core.

Furthermore, the lower die core is provided with a limiting block, and the limiting block is positioned on a sliding path of the sliding block.

Furthermore, the width of the positioning cavity is half of the width of the third cavity, and the length of the positioning cavity is 5-10 mm.

Further, the deformation preventing mechanism can slide left and right in the sliding groove.

The utility model has the advantages that:

1. the utility model is provided with the anti-deformation mechanism with the positioning cavity, when the die-casting molding is carried out, the molten metal forms a fixed block in the positioning cavity, and the fixed block and the molded computer bracket are connected into a whole, thereby providing support for the computer bracket when the die is opened and reducing the deformation of the computer bracket;

2. the utility model discloses second taper pin and second pinhole, when the die sinking, the deformation prevention mechanism can break away from fashioned computer support along the slide rail under the drive of second taper pin to guarantee the accurate drawing of patterns of mould, prevent because of the dislocation between the drawing of patterns in-process part influence the quality of work piece.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

FIG. 1 is a schematic view of the computer stand according to the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic view of the internal structure of the present invention;

FIG. 5 is a sectional view of the upper and lower mold cores of the present embodiment;

FIG. 6 is a schematic structural view of the deformation preventing mechanism of the present invention;

the parts in the drawings are marked as follows:

1. mounting a template; 11. an upper die core; 12. a pouring gate; 13. a first angle pin; 14. a second angle pin; 2. a lower template; 21. a lower die core; 22. a flow channel; 23. an exhaust port; 231. an exhaust chamber; 232. an exhaust groove; 3. a core; 4. a slider; 41. a first pin hole; 5. a cavity; 51. a first cavity; 52. a second cavity; 53. a third cavity; 6. an anti-deformation mechanism; 61. a positioning cavity; 62. a second pin hole; 7. a chute; 8. a computer support; 81. a long side; 82. a short side; 9. and a limiting block.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and the advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure of the present invention. The present invention can also be implemented in other different ways, i.e. different modifications and changes can be made without departing from the scope of the present invention.

The embodiment is as follows: a die-casting die for a computer bracket is shown in figure 1: the computer support 8 is wholly "C" font, the computer support includes long limit 81 and is located respectively the minor face 82 at long limit both ends, certainly the utility model discloses also can be used to the computer support of other outward appearances, as long as its structure is "C" shape can. As shown in fig. 2 to 6, the die casting mold comprises an upper template 1 and a lower template 2, wherein the upper template is fixedly connected with an upper mold core 11, the lower template is fixedly connected with a lower mold core 21, the lower mold core is provided with a runner 22, the upper template is provided with a pouring gate 12, and the pouring gate is communicated with the runner;

and the computer support completes die casting in the cavity, molten metal is poured into the pouring gate after the die casting die is closed, and the molten metal fills the whole cavity along with the runner.

The die cavity 5 comprises a first die cavity 51 arranged in the lower die core, a second die cavity 52 arranged in the die core and a third die cavity 53 arranged in the anti-deformation mechanism 6, the long edge is formed in the first die cavity, the short edge is formed in the second die cavity and the third die cavity, and an integral die cavity is divided into three small cavities, so that the computer support is convenient to demould after being cooled.

The both sides of lower mould benevolence all are equipped with the core 3 that is used for loosing core, core fixed connection is in slider 4, the slider has the first pinhole 41 of slope, cope match-plate pattern fixedly connected with first taper pin 13, just first taper pin can insert first in the pinhole. The lower die core is provided with a sliding groove 7 matched with the sliding block, and the sliding block can slide left and right in the sliding groove. When the mold is opened, the first taper pin moves upwards along with the upper mold plate, when the first taper pin is separated from the first pin hole, the first taper pin exerts a transverse force on the first pin hole, and the sliding block drives the mold core to be far away from the computer support along the track of the sliding groove due to the fact that the sliding block is located in the sliding groove, so that demolding is completed. The lower die core is provided with a limiting block 9, and the limiting block is positioned on a sliding path of the sliding block. The limiting block can limit the stroke of the sliding block.

The deformation preventing mechanism is abutted to the mold core, a positioning cavity 61 is arranged in the deformation preventing mechanism, and the deformation preventing mechanism is a movable insert. One end of the positioning cavity is communicated with the third cavity, and the other end of the positioning cavity is communicated with the outside of the deformation preventing mechanism. After the molten metal enters the third cavity, the molten metal can enter the positioning cavity through the third cavity, the molten metal in the positioning cavity is cooled to form a supporting piece, one end of the supporting piece is connected with the computer support, the other end of the supporting piece is connected with the lower template, and after the computer support is cooled and formed, the short edge is connected with the lower template through the supporting piece.

The width of the positioning cavity is half of the width of the third cavity, and the length of the positioning cavity is 5-10 mm. The supporting part formed in the positioning cavity is guaranteed to play a supporting role, and meanwhile later shaping is facilitated.

The movable insert the second pinhole 62 that has the slope, cope match-plate pattern fixedly connected with second taper pin 14, just the second taper pin can insert in the second pinhole, anti-deformation mechanism can the horizontal slip in the spout, when the die sinking the second taper pin can drive anti-deformation mechanism and move towards the direction of keeping away from the computer support.

Go up mould benevolence and keep away from one side of runner is equipped with 4 gas vents 23, the gas vent is including the exhaust chamber 231 that is located mould benevolence lateral wall and intercommunication the exhaust chamber with go up the outside exhaust groove 232 of mould benevolence. The arrangement of the exhaust port can enable the molten metal to flow better in the cavity, so that the defect caused by the fact that the molten metal is bad is avoided, and the quality of the formed computer support is improved.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship described based on the embodiments and shown in the drawings, or the orientation or position relationship that the products of the present invention are usually placed when using, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The utility model discloses a working process and theory of operation as follows:

after the die-casting die is closed, molten metal is poured into the pouring opening, and the molten metal fills the whole cavity along with the runner. Part of the molten metal enters the positioning cavity from the third cavity, and is solidified in the positioning cavity to form supporting legs, after the molten metal is cooled and solidified, the supporting members and the computer bracket are connected into a whole, and the bottom of each supporting member is fixed on the lower template;

after the mold is opened, the first taper pin drives the sliding block to move in the sliding groove, so that the mold core is separated from the computer support, the second taper pin drives the movable insert to move in the sliding groove, so that the movable insert is separated from the computer support, and when the mold core and the movable insert are separated from the computer support, the deformation of the short edge is reduced during demolding due to the fact that the computer support is fixed on the lower mold, and therefore the quality of the computer support is guaranteed.

The above is only the embodiment of the present invention, not so above only is the embodiment of the present invention, not so limiting the patent scope of the present invention, all of which utilize the equivalent structure made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, all of which are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a computer support die casting die, computer support (8) wholly are "C" font, computer support includes long limit (81) and is located respectively minor face (82) at long limit both ends, its characterized in that: the die-casting die comprises an upper die plate (1) and a lower die plate (2), wherein the upper die plate is fixedly connected with an upper die core (11), the lower die plate is fixedly connected with a lower die core (21), the lower die core is provided with a runner (22), the upper die plate is provided with a pouring gate (12), and the pouring gate is communicated with the runner;

the computer support is characterized in that cores (3) for core pulling are arranged on two sides of the lower die core, the cores are fixedly connected to the sliding block (4), the computer support completes die casting in the cavities, the cavities (5) comprise a first cavity (51) arranged in the lower die core, a second cavity (52) arranged in the cores and a third cavity (53) arranged in the anti-deformation mechanism (6), the anti-deformation mechanism is abutted against the cores, and a positioning cavity (61) is arranged in the anti-deformation mechanism;

the sliding block is provided with a first inclined pin hole (41), the upper template is fixedly connected with a first inclined pin (13), and the first inclined pin can be inserted into the first pin hole.

2. The die-casting die for the computer bracket as claimed in claim 1, wherein: the deformation preventing mechanism is a movable insert which is provided with an inclined second pin hole (62), the upper template is fixedly connected with a second inclined pin (14), and the second inclined pin can be inserted into the second pin hole.

3. The die-casting die for the computer bracket as claimed in claim 1, wherein: one end of the positioning cavity is communicated with the third cavity, and the other end of the positioning cavity is communicated with the outside of the deformation preventing mechanism.

4. The die-casting mold for the computer bracket as recited in claim 1, wherein: the lower die core is provided with a sliding groove (7) matched with the sliding block, and the sliding block can slide left and right in the sliding groove.

5. The die-casting mold for the computer bracket as recited in claim 1, wherein: one side of the upper die core, which is far away from the flow channel, is provided with 4 exhaust ports (23), and each exhaust port comprises an exhaust cavity (231) which is positioned on the side wall of the upper die core and an exhaust groove (232) which is communicated with the exhaust cavity and the outer part of the upper die core.

6. The die-casting mold for the computer bracket as recited in claim 1, wherein: the lower die core is provided with a limiting block (9), and the limiting block is positioned on a sliding path of the sliding block.

7. The die-casting mold for the computer bracket as recited in claim 1, wherein: the width of the positioning cavity is half of the width of the third cavity, and the length of the positioning cavity is 5-10 mm.

8. The die-casting mold for the computer bracket as recited in claim 4, wherein: the deformation preventing mechanism can slide left and right in the sliding groove.