CN219052877U

CN219052877U - Automobile gearbox housing uniform control die casting die

Info

Publication number: CN219052877U
Application number: CN202223284474.2U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Jingjiang Jushun Precision Lighti Alloy Molding Technology Co ltd
Current assignee: Jingjiang Jushun Precision Lighti Alloy Molding Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-23
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a uniform control die-casting die for an automobile gearbox shell, which relates to the technical field of die-casting dies and comprises a base, wherein a plurality of guide posts are fixedly arranged at the upper end of the base, a top plate is fixedly arranged at the upper end of the guide posts, an air cylinder is fixedly arranged at the central position of the upper end of the top plate, the air cylinder is fixedly connected with the output end of an external air station, a telescopic shaft is fixedly arranged at the lower end of the air cylinder, sliding plates are arranged between the four guide posts, two sides of each sliding plate are respectively arranged on the corresponding guide posts in a penetrating way through guide sleeves, a female die is fixedly arranged at the central position of the upper end of the base, a male die is arranged at the lower end of each sliding plate, and the male die is fixedly connected at the lower end of each sliding plate through a first compression bar, a second compression bar and a connecting rod. Through first depression bar and second depression bar and combine the connecting rod, can drive the public mould to mould when pressing in the mould at the telescopic shaft for the power of telescopic shaft can be conducted to each point of public mould, with the unevenness of compensation public mould and female mould's contact surface.

Description

Automobile gearbox housing uniform control die casting die

Technical Field

The utility model relates to the technical field of die casting dies, in particular to a die casting die for uniformly controlling an automobile gearbox shell.

Background

One of the gearboxes and automobile parts is a device for changing the rotation speed ratio and the movement direction, which is used for automobiles, tractors, ships, machine tools and various machines and is used for changing the torque, the rotation speed and the movement direction transmitted from a driving shaft to a driven shaft according to different working conditions;

the outer shell of variable speed is through aluminum alloy casting liquid casting, consequently, when casting to the gearbox casing, can use the casting mould of autosegregation, and the public mould of casting mould can be because of the longer reason of mould's live time when pushing down to female mould with the help of the cylinder, can make the contact surface appear unable totally closed problem when leading to the public mould to push down to female mould, because of the lower pressure of the telescopic shaft of cylinder is too concentrated, unable even share is in the each direction point position of public mould.

Disclosure of Invention

The utility model aims to provide a uniform control die casting die for an automobile gearbox shell, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an evenly control die casting die of automobile transmission casing, includes the frame, frame upper end fixed mounting has a plurality of guide posts, guide post upper end fixed mounting has the roof, roof upper end central point puts fixed mounting has the cylinder, cylinder and outside gas station output fixed connection, cylinder lower extreme fixed mounting has the telescopic shaft, four be equipped with the slide between the guide post, the slide both sides are all installed on corresponding guide post through the guide pin bushing interlude, frame upper end central point puts fixed mounting has female mould, the slide lower extreme is equipped with public mould, just public mould is through first depression bar and second depression bar and connecting rod fixed connection at the slide lower extreme.

As a further optimization scheme of the utility model, a casting groove is formed in the master mold, a positioning groove is formed in the inner bottom of the casting groove, and a plurality of shell ear grooves are formed in the top of the casting groove.

As a further optimization scheme of the utility model, the top of the male die is fixedly provided with a top block, a plurality of penetrating installation jacks are formed in the male die, the top of the top block positioned at one side of each installation jack is fixedly provided with a casting port, and the bottom of the male die is fixedly provided with a positioning ring.

As a further optimization scheme of the utility model, the upper end of the second pressing rod is fixedly arranged in the sliding plate through a screw cap, and the first pressing rod is installed in the corresponding installation jack in a penetrating manner and is fixed through the screw cap.

As a further optimization scheme of the utility model, the opposite ends of the first compression bar and the second compression bar are respectively provided with a connecting groove, and the two sides in the connecting grooves are respectively provided with a first rotating hole.

As a further optimization scheme of the utility model, one ends of the two connecting rods are fixedly provided with connecting blocks, the second rotating holes are formed in the connecting blocks, the opposite sides of the two connecting rods are fixedly provided with connecting seats, the third rotating holes are formed in the two connecting seats, the two connecting seats are fixedly connected through bolts, torsion springs are sleeved on the bolts between the two connecting seats, the other ends of the two connecting rods are inserted into the corresponding connecting grooves through the connecting blocks, and the two connecting blocks are respectively connected to one ends of the first compression rod and the second compression rod in a rotating mode through the bolts.

Compared with the prior art, the utility model has the following beneficial effects:

according to the uniformly controlled die-casting die for the automobile gearbox shell, when the telescopic shaft drives the male die to be pressed into the die, the first compression bar and the second compression bar are combined with the connecting rod, so that the force of the telescopic shaft can be conducted to each point of the male die to compensate the unevenness of the contact surface of the male die and the female die.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a split view of a male mold structure of the present utility model;

FIG. 3 is a split view of the first and second struts and the connecting rod according to the present utility model;

fig. 4 is an enlarged view at a in fig. 3.

In the figure: 1. a base; 2. a guide post; 3. a top plate; 4. a cylinder; 5. a slide plate; 6. a telescopic shaft; 7. guide sleeve; 8. a master mold; 9. a male mold; 10. a first compression bar; 11. a second compression bar; 12. a connecting rod; 13. a casting tank; 14. a positioning groove; 15. a housing ear groove; 16. a positioning ring; 17. a top block; 18. installing a jack; 19. a casting nozzle; 20. a connecting groove; 21. a first rotating hole; 22. a connecting block; 23. a second rotary hole; 24. a connecting seat; 25. a third rotary hole; 26. a torsion spring.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, the uniform control die-casting die for the automobile gearbox shell comprises a base 1, wherein a plurality of guide posts 2 are fixedly arranged at the upper end of the base 1, a top plate 3 is fixedly arranged at the upper end of the guide posts 2, an air cylinder 4 is fixedly arranged at the central position of the upper end of the top plate 3, the air cylinder 4 is fixedly connected with the output end of an external air station, a telescopic shaft 6 is fixedly arranged at the lower end of the air cylinder 4, sliding plates 5 are arranged between the four guide posts 2, two sides of each sliding plate 5 are installed on the corresponding guide posts 2 in a penetrating manner through guide sleeves 7, a female die 8 is fixedly arranged at the central position of the upper end of the base 1, a male die 9 is arranged at the lower end of each sliding plate 5, and the male die 9 is fixedly connected with the lower end of the sliding plate 5 through a first compression bar 10, a second compression bar 11 and a connecting rod 12.

A casting groove 13 is formed in the female die 8, a positioning groove 14 is formed in the inner bottom of the casting groove 13, a plurality of shell ear grooves 15 are formed in the top of the casting groove 13, a top block 17 is fixedly arranged at the top of the male die 9, a plurality of through type mounting jacks 18 are formed in the male die 9, a casting port 19 is fixedly arranged at the top of the top block 17 positioned at one side of the mounting jacks 18, and a positioning ring 16 is fixedly arranged at the bottom of the male die 9;

further, the positioning ring 16 at the bottom of the male mold 9 is inserted into the positioning groove 14 at the bottom of the female mold 8, which is beneficial to sealing connection between the male mold 9 and the female mold 8.

The upper end of the second compression bar 11 is fixedly arranged in the sliding plate 5 through a screw cap, the first compression bar 10 is inserted and arranged in the corresponding mounting jack 18 and is fixed through the screw cap, the opposite ends of the first compression bar 10 and the second compression bar 11 are respectively provided with a connecting groove 20, the two sides in the connecting groove 20 are respectively provided with a first rotating hole 21, one end of each of the two connecting bars 12 is fixedly provided with a connecting block 22, the connecting block 22 is internally provided with a second rotating hole 23, the opposite sides of the two connecting bars 12 are respectively fixedly provided with a connecting seat 24, the two connecting seats 24 are respectively provided with a third rotating hole 25, the two connecting seats 24 are fixedly connected through bolts, torsion springs 26 are sleeved on the bolts between the two connecting seats 24, the other ends of the two connecting bars 12 are respectively inserted in the corresponding connecting grooves 20 through the connecting blocks 22, and the two connecting blocks 22 are respectively connected to one ends of the first compression bar 10 and the second compression bar 11 through the bolts;

further, the two connecting rods 12 between the first compression rod 11 and the second compression rod 12 are arranged, so that the telescopic shaft drives one side of the male die 9 to contact one side of the female die 8.

It should be noted that, the present utility model is an automobile gearbox housing uniform control die casting mold, when the telescopic shaft 6 pushes down the slide plate 5, the slide plate 5 moves down on the guide post 2 through the guide sleeves 7 at two sides, then the slide plate 5 drives the plurality of second compression bars 11 at the bottom to move down, and then the second compression bars 11 drive the first compression bars 10 to move down through the two connecting rods 12, and then the first compression bars 10 drive the male mold 9 to insert into the female mold 8, and then the positioning ring 16 at the bottom of the male mold 9 is inserted into the positioning groove 14 in the female mold 8, when one side of the contact surface of the male mold 9 and the female mold 8 is in contact, the second compression bars 11 at the side continue to drive the first compression bars 10 to push down through the connecting rods 12, and the two connecting rods 12 bend through the torsion springs 26 between the connecting seats 24, and then the connecting rods 12 between the other two second compression bars 11 and the first compression bars 10 expand, and further the contact surface of the female mold 8 and the male mold 9 is sealed.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an evenly control die casting die of automobile gearbox casing, includes frame (1), frame (1) upper end fixed mounting has a plurality of guide posts (2), guide post (2) upper end fixed mounting has roof (3), roof (3) upper end central point puts fixed mounting has cylinder (4), cylinder (4) and outside gas station output fixed connection, cylinder (4) lower extreme fixed mounting has telescopic shaft (6), four be equipped with slide (5) between guide post (2), slide (5) both sides are all installed on corresponding guide post (2) through guide pin bushing (7) interlude, its characterized in that: the die is characterized in that a female die (8) is fixedly arranged at the center of the upper end of the base (1), a male die (9) is arranged at the lower end of the sliding plate (5), and the male die (9) is fixedly connected to the lower end of the sliding plate (5) through a first compression bar (10), a second compression bar (11) and a connecting rod (12).

2. The uniformly controlled die casting die for an automotive transmission housing according to claim 1, wherein: a casting groove (13) is formed in the female die (8), a positioning groove (14) is formed in the inner bottom of the casting groove (13), and a plurality of shell lug grooves (15) are formed in the top of the casting groove (13).

3. The uniformly controlled die casting die for an automotive transmission housing according to claim 2, wherein: the utility model discloses a casting device is characterized in that a top block (17) is fixedly arranged at the top of a male die (9), a plurality of penetrating installation jacks (18) are formed in the male die (9), a casting nozzle (19) is fixedly arranged at the top of the top block (17) positioned at one side of the installation jacks (18), and a positioning ring (16) is fixedly arranged at the bottom of the male die (9).

4. A uniformly controlled die casting die for an automotive transmission housing according to claim 3, characterized in that: the upper end of the second compression bar (11) is fixedly arranged in the sliding plate (5) through a screw cap, and the first compression bar (10) is installed in the corresponding installation jack (18) in a penetrating way and is fixed through the screw cap.

5. The uniformly controlled die casting die for an automotive transmission housing according to claim 4, wherein: the connecting grooves (20) are formed in one ends, opposite to the first compression bar (10) and the second compression bar (11), of the connecting grooves (20), and the first rotating holes (21) are formed in the two sides of the connecting grooves (20).

6. The uniformly controlled die casting die for an automotive transmission housing according to claim 5, wherein: two connecting rod (12) one end fixed mounting has connecting block (22), second change hole (23) have been seted up in connecting block (22), two connecting rod (12) are relative one side all fixed mounting has connecting seat (24), and two all seted up third change hole (25) in connecting seat (24), two connecting seat (24) pass through bolt fastening connection, and the cover is equipped with torsion spring (26) on the bolt between two connecting seats (24), two connecting rod (12) other end is all interlude in corresponding spread groove (20) through connecting block (22) to rotate two connecting blocks (22) respectively through the bolt and connect first depression bar (10) and second depression bar (11) one end.