CN216705888U

CN216705888U - Lid plural die casting die behind communication casing

Info

Publication number: CN216705888U
Application number: CN202120902234.0U
Authority: CN
Inventors: 陈自飞
Original assignee: Suzhou Mattely Automotive Parts Co ltd
Current assignee: Suzhou Mattely Automotive Parts Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2022-06-10
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a plurality of die-casting dies for a rear cover of a communication shell, and particularly relates to the technical field of die-casting dies. According to the die-casting die, the rotating rod drives the thread block to rotate in the thread groove by rotating the rotating block in the auxiliary mechanism, the connecting rod can drive the second fixed block to clamp the third movable die, and then the second movable die is moved by the aid of the fixed rod to obtain the top of the third movable die, so that the positions of the movable dies are limited, the proportion of defective products generated when die-casting materials are die-cast is reduced, and the reliability of the die-casting die is improved.

Description

Communication casing back lid plural number die casting die

Technical Field

The utility model relates to the technical field of die-casting molds, in particular to a plurality of die-casting molds for a rear cover of a communication shell.

Background

The communication casing is the casing that will protect communication equipment, need use a die casting die to making the communication casing, and die casting die is a tool of cast metal spare part, a instrument of accomplishing die casting technology on dedicated die casting die forging machine, and the basic process of die casting is: molten metal is cast at low speed or high speed and filled into the cavity of the die, the die has a movable cavity surface, and the molten metal is pressurized and forged along with the cooling process of the molten metal, so that the defects of shrinkage cavity and shrinkage porosity of a blank are eliminated, the internal structure of the blank reaches broken crystal grains in a forging state, and the comprehensive mechanical property of the blank is obviously improved.

However, in actual use, the position of the movable mold in most of the existing die-casting molds cannot be limited, so that the defective rate of the materials is high after the materials are die-cast, and the reliability of the die-casting molds is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, embodiments of the present invention provide a plurality of die casting molds for a rear cover of a communication housing, and the auxiliary mechanism, a plurality of fixing rods, and a plurality of limiting blocks are cooperatively arranged, so that the reliability of the die casting mold is significantly improved, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a rear cover complex die-casting die for a communication shell comprises a first fixed die, wherein a first movable die is fixedly arranged at the top of the first fixed die, a third movable die is fixedly arranged at the top of the first movable die, a second movable die is fixedly arranged at the top of the third movable die, four fixed rods are fixedly arranged at the top of the second movable die, limiting blocks are fixedly arranged at the tops of the four fixed rods, the bottoms of the four fixed rods sequentially penetrate through the second movable die, the third movable die, the first movable die and the first fixed die and extend into the first fixed die, and auxiliary mechanisms are fixedly arranged on two sides of the first movable die;

the complementary unit includes first fixed block, first fixed block cross sectional shape sets up to the U-shaped, the fixed connecting rod that is provided with in first fixed block one side, the fixed second fixed block that is provided with in connecting rod one side, second fixed block cross sectional shape sets up to the U-shaped, the thread groove has been seted up to the connecting rod opposite side, the fixed thread piece that is provided with in thread groove inside, the fixed bull stick that is provided with in thread piece one side, bull stick one side is run through first fixed block and is extended to first fixed block outside, the fixed bull stick that is provided with in bull stick one side.

In a preferred embodiment, the top of the first movable mold is provided with three material inlets, and the top of the first movable mold is fixedly provided with a plurality of third fixed blocks and a plurality of fourth fixed blocks.

In a preferred embodiment, the bottoms of the third fixed blocks and the fourth fixed blocks sequentially penetrate through the first movable die and the first fixed die and extend into the first fixed die.

In a preferred embodiment, the top of the first movable die is provided with a special-shaped overflow groove, and the top of the first movable die is provided with a plurality of clamping grooves.

In a preferred embodiment, the first fixed mold is provided with a plurality of first exhaust holes, and the first movable mold is provided with a plurality of second exhaust holes.

In a preferred embodiment, the surfaces of the thread block and the second fixed block are both fixedly provided with anti-skid rubber films.

In a preferable embodiment, the surface of the two first fixed blocks, which is contacted with the first movable die, is fixedly provided with an anti-skid rubber film.

The utility model has the technical effects and advantages that:

1. through rotating the commentaries on classics piece in the complementary unit, thereby make the bull stick drive the thread piece and rotate inside the thread groove, at this moment the connecting rod can drive the second fixed block and press from both sides tightly the third movable mould, later with the second movable mould obtain the setting at third movable mould top through the supplementary removal of dead lever, make the position of a plurality of movable moulds all obtain the restriction, consequently make die casting die after accomplishing material die-casting, the proportion of the wastrel that the material appears has obtained obvious reduction, consequently, make die casting die's reliability obtain obvious promotion.

Drawings

Fig. 1 is a schematic structural view of the fixing rod and the fixing block which are not installed integrally.

Fig. 2 is a schematic view of a first fixed mold plane structure according to the present invention.

Fig. 3 is a schematic perspective view of the present invention without the auxiliary mechanism.

Fig. 4 is a schematic sectional structure diagram of the auxiliary mechanism of the present invention.

Fig. 5 is a schematic perspective view of a second fixing block according to the present invention.

The reference signs are: 1. a first stationary mold; 2. a first movable mold; 3. a third movable mould; 4. a second movable mold; 5. Fixing the rod; 6. a limiting block; 7. a first fixed block; 8. a connecting rod; 9. a second fixed block; 10. a thread block; 11. a rotating rod; 12. rotating the block; 13. a feeding port; 14. a third fixed block; 15. a fourth fixed block; 16. a special-shaped overflow trough; 17. a clamping groove; 18. a first exhaust port; 19. a second vent hole.

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.

The die-casting die for the communication shell rear cover complex number shown in the attached figures 1-5 comprises a first fixed die 1, wherein a first movable die 2 is fixedly arranged at the top of the first fixed die 1, a third movable die 3 is fixedly arranged at the top of the first movable die 2, a second movable die 4 is fixedly arranged at the top of the third movable die 3, four fixed rods 5 are fixedly arranged at the top of the second movable die 4, the tops of the four fixed rods 5 are respectively and fixedly provided with a limiting block 6, the bottoms of the four fixed rods 5 sequentially penetrate through the second movable die 4, the third movable die 3, the first movable die 2 and the first fixed die 1 and extend into the first fixed die 1, and auxiliary mechanisms are fixedly arranged at two sides of the first movable die 2;

the auxiliary mechanism comprises a first fixing block 7, the cross section of the first fixing block 7 is set to be U-shaped, a connecting rod 8 is fixedly arranged on one side of the first fixing block 7, a second fixing block 9 is fixedly arranged on one side of the connecting rod 8, the cross section of the second fixing block 9 is set to be U-shaped, a threaded groove is formed in the other side of the connecting rod 8, a threaded block 10 is fixedly arranged in the threaded groove, a rotating rod 11 is fixedly arranged on one side of the threaded block 10, one side of the rotating rod 11 penetrates through the first fixing block 7 and extends to the outside of the first fixing block 7, and a rotating block 12 is fixedly arranged on one side of the rotating rod 11.

As shown in fig. 3, three material inlets 13 are formed in the top of the first movable mold 2, and a plurality of third fixing blocks 14 and a plurality of fourth fixing blocks 15 are fixedly arranged on the top of the first movable mold 2, so that an operator can conveniently insert materials through the material inlets.

As shown in fig. 3, the bottoms of the third fixed blocks 14 and the fourth fixed blocks 15 sequentially penetrate through the first movable mold 2 and the first fixed mold 1 and extend into the first fixed mold 1, so that the positions of the first fixed mold 1 and the first movable mold 2 are fixed by the third fixed blocks 14 and the fourth fixed blocks 15.

As shown in fig. 1 and 3, the top of the first movable mold 2 is provided with a special-shaped overflow groove 16, the top of the first movable mold 2 can be provided with a plurality of clamping grooves 17, so that redundant material flows can overflow outwards through the special-shaped overflow groove 16, and the clamping grooves 17 are arranged, so that an operator can clamp the mold by using tools conveniently.

As shown in fig. 1, 2 and 3, the first fixed mold 1 is provided with a plurality of first exhaust holes 18, and the first movable mold 2 is provided with a plurality of second exhaust holes 19, so that air in the mold can be exhausted through the plurality of first exhaust holes 18 and the plurality of second exhaust holes 19.

As shown in fig. 4 and 5, the surfaces of the thread block 10 and the second fixing block 9 are both fixedly provided with an anti-slip rubber film, so that the thread block 10 is prevented from slipping through the anti-slip rubber film, and the service life of the thread block 10 is also prolonged.

As shown in fig. 1 and 4, an anti-slip rubber film is fixedly arranged on one surface of the two first fixed blocks 7 contacting the first movable mold 2, so that the first fixed blocks 7 are prevented from damaging the first movable mold 2 by the anti-slip rubber film.

The working principle of the utility model is as follows: in practical use, the first fixed die 1 and the first movable die 2 are connected through the third fixed blocks 14 and the fourth fixed blocks 15, the rotating block 12 in the auxiliary mechanism is rotated after the connection is completed, so that the rotating rod 11 drives the threaded block 10 to rotate inside the threaded groove, the connecting rod 8 can drive the second fixed block 9 to clamp the third movable die 3, the second movable die 4 is moved through the auxiliary of the fixed rod 5 to obtain the top of the third movable die 3, materials can be put into a grinding tool through the three material inlet 13 for die casting, after the die casting is completed, the first fixed die 1, the first movable die 2, the second movable die 4 and the third movable die 3 can be disassembled through reverse operation, the die cast materials can be taken out, and the positions of the third movable die 3 and the second movable die 4 are fixed through the steps, so that it does not affect the die casting of the tool, thus making the tool more reliable.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a lid plural die casting die behind communication casing, includes first cover half (1), its characterized in that: the top of the first fixed die (1) is fixedly provided with a first movable die (2), the top of the first movable die (2) is fixedly provided with a third movable die (3), the top of the third movable die (3) is fixedly provided with a second movable die (4), the top of the second movable die (4) is fixedly provided with four fixed rods (5), the tops of the four fixed rods (5) are respectively and fixedly provided with a limiting block (6), the bottoms of the four fixed rods (5) sequentially penetrate through the second movable die (4), the third movable die (3), the first movable die (2) and the first fixed die (1) and extend into the first fixed die (1), and two sides of the first movable die (2) are respectively and fixedly provided with an auxiliary mechanism;

the auxiliary mechanism includes first fixed block (7), first fixed block (7) shape of cross section sets up to the U-shaped, first fixed block (7) one side is fixed and is provided with connecting rod (8), connecting rod (8) one side is fixed and is provided with second fixed block (9), second fixed block (9) shape of cross section sets up to the U-shaped, the thread groove has been seted up to connecting rod (8) opposite side, the fixed thread piece (10) that is provided with of thread groove inside, fixed bull stick (11) that is provided with in thread piece (10) one side, bull stick (11) one side is run through first fixed block (7) and is extended to first fixed block (7) outside, bull stick (11) one side is fixed and is provided with bull stick (12).

2. The die casting mold for the rear cover of the communication shell as claimed in claim 1, wherein: three feeding openings (13) are formed in the top of the first movable die (2), and a plurality of third fixing blocks (14) and a plurality of fourth fixing blocks (15) are fixedly arranged on the top of the first movable die (2).

3. A plurality of die casting molds for a communication housing rear cover as claimed in claim 2, wherein: the bottoms of the third fixed blocks (14) and the fourth fixed blocks (15) sequentially penetrate through the first movable die (2) and the first fixed die (1) and extend into the first fixed die (1).

4. The plural die-casting die for the communication shell rear cover as claimed in claim 1, wherein: the top of the first movable die (2) is provided with a special-shaped overflow groove (16), and the top of the first movable die (2) can be provided with a plurality of clamping grooves (17).

5. The die casting mold for the rear cover of the communication shell as claimed in claim 1, wherein: a plurality of first exhaust holes (18) are formed in the first fixed die (1), and a plurality of second exhaust holes (19) are formed in the first movable die (2).

6. The die casting mold for the rear cover of the communication shell as claimed in claim 1, wherein: and anti-skid rubber films are fixedly arranged on the surfaces of the thread block (10) and the second fixing block (9).

7. The die casting mold for the rear cover of the communication shell as claimed in claim 1, wherein: and anti-skidding rubber films are fixedly arranged on one surfaces, contacting the first moving die (2), of the two first fixed blocks (7).