CN210702476U

CN210702476U - Mold for processing engine cylinder cover

Info

Publication number: CN210702476U
Application number: CN201921845046.8U
Authority: CN
Inventors: 叶晓武
Original assignee: Chongqing Yishente Technology Development Co Ltd
Current assignee: Chongqing Yishente Technology Development Co Ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-06-09
Anticipated expiration: 2029-10-30

Abstract

The utility model relates to an automobile parts processing field specifically is a processing mould for engine cylinder lid. Including the cover half, the top of cover half covers there is the movable mould, the hole of moulding plastics has been seted up at the top of movable mould, the side of cover half and movable mould is provided with the connector link, and the cover half is located the below of connector link and is provided with oblique top, the front end welding of cover half has the support, and installs the cylinder outside the support, the inside center department gomphosis of cover half has the lower mould. This application has seted up the venthole on the mould for when die-casting, derive the bubble in the raw materials, prevent that gas from causing the finished product to appear unqualified phenomenon at the die-casting in-process, thereby lead to the product to go out quality problems, traditional die casting die compares simultaneously, this scheme is divided into the three with the mould, need not to change whole mould when the engine cylinder lid of die-casting different structure, only need to change the lower mould can, reduced the mould change time, improved work efficiency.

Description

Mold for processing engine cylinder cover

Technical Field

The utility model relates to an automobile parts processing field specifically is a processing mould for engine cylinder lid.

Background

The cylinder head is installed on the cylinder body, seals the cylinder from the upper part and forms a combustion chamber, and is often contacted with high-temperature and high-pressure gas, so that the cylinder head bears great thermal load and mechanical load.

The existing die for the engine cylinder cover contains air bubbles in raw materials during die casting, the air bubbles cannot be discharged due to the sealing property of a die-casting die after the die casting is finished, so that the surface of a finished product has honeycombs, and meanwhile, the die has certain defects during demolding. Therefore, the technical personnel in the field provide a mold for processing an engine cylinder cover to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a processing mould for engine cylinder lid to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a processing mould for engine cylinder lid, includes the cover half, the top of cover half covers there is the movable mould, the hole of moulding plastics has been seted up at the top of movable mould, the side of cover half and movable mould is provided with the connector link, and the below that the cover half is located the connector link is provided with oblique top, the front end welding of cover half has the support, and installs the cylinder outside the support.

As a further aspect of the present invention: the fixed die is characterized in that a lower die is embedded in the center of the inner portion of the fixed die, embedding grooves are formed in two sides of the fixed die, sliding grooves are formed in the bottom end of the inner portions of the embedding grooves, and first plugging blocks are connected to the sliding grooves in a sliding mode.

As a further aspect of the present invention: the rear end gomphosis of cover half has the second sprue, and the top four corners department of cover half has seted up the connecting hole, and the bottom of movable mould corresponds the position welding and has the spliced pole.

As a further aspect of the present invention: the driving end of the air cylinder penetrates through the fixed die and is connected with a third block.

As a further aspect of the present invention: the lower die comprises a die shell and inner baffles, the inner baffles are distributed in the die shell at equal intervals, and separation grooves are formed in the die shell and located between the inner baffles.

As a further aspect of the present invention: the outer wall of the mould shell is provided with a positioning groove, a demoulding groove positioning hole and an air outlet hole, one end of the top of the mould shell is provided with a material flowing hole and a connecting groove, and the inner wall of the mould shell is positioned on two sides of the separating groove and is provided with reinforcing ribs.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is provided with the air outlet on the die, which is used for guiding out the bubbles in the raw materials during the die casting process, thereby preventing the unqualified phenomenon of the finished product caused by the gas in the die casting process, thereby causing the quality problem of the product, simultaneously compared with the traditional die casting die, the scheme divides the die into three parts, wherein, a movable die and a fixed die are basic parts, which are indispensable parts of each die casting die, the lower die can be manufactured according to the engine cylinder cover, different lower dies can be manufactured according to the requirement, and the fixation is carried out through three blocks, which has the function that, when the engine cylinder covers with different structures are die cast, the whole die does not need to be replaced, only the lower die needs to be replaced, the die replacing time is reduced, the work efficiency is improved, meanwhile, because the traditional die casting is directly carried out in the fixed die, different products, but the cover half is bulky, corresponding cost of manufacture is also many, and this device is through changing the lower mould, can reduce the cost of mould, thus, no matter be the product of preparation difference or later stage supplementary mould all compare traditional with low costsly, and also have certain help when the later stage drawing of patterns, the finished product can not be sticky with constant head tank and venthole on the cover half, carry out the drawing of patterns through the oblique top of cover half, this design can significantly reduce equipment assembling time when using, realize quick start, also can change the mould fast simultaneously, be favorable to improving the preparation speed of enterprise, can improve the quality of product simultaneously, it produces to reduce the honeycomb.

Drawings

FIG. 1 is a schematic structural view of a mold for machining an engine cylinder head;

FIG. 2 is a schematic structural diagram of a fixed die in a die for machining an engine cylinder cover;

FIG. 3 is a schematic view of a lower die structure of a die for machining an engine cylinder head.

In the figure: 1. injection molding holes; 2. moving the mold; 3. a support; 4. a cylinder; 5. a connecting buckle; 6. obliquely ejecting; 7. fixing a mold; 8. a first block; 9. a lower die; 10. a second block; 11. a chute; 12. a fitting groove; 13. connecting holes; 14. a third block; 15. positioning a groove; 16. a demoulding groove; 17. positioning holes; 18. a flow hole; 19. connecting grooves; 20. an inner partition plate; 21. a separation tank; 22. reinforcing ribs; 23. an air outlet; 24. a mold shell.

Detailed Description

Referring to fig. 1-3, in an embodiment of the present invention, a mold for processing an engine cylinder cover includes a fixed mold 7, a movable mold 2 covers a top of the fixed mold 7, an injection hole 1 is opened at a top of the movable mold 2, a connecting buckle 5 is provided at a side of the fixed mold 7 and the movable mold 2, an oblique top 6 is provided below the connecting buckle 5 of the fixed mold 7, a support 3 is welded at a front end of the fixed mold 7, and a cylinder 4 is installed outside the support 3.

In fig. 2, the lower mold 9 is embedded in the center of the inner portion of the fixed mold 7, embedding grooves 12 are formed in two sides of the fixed mold 7, a sliding groove 11 is formed in the bottom end of the inner portion of the embedding groove 12, a first block 8 is connected to the sliding groove 11 in a sliding mode, the structure of the lower mold 9 is the same as that of an engine cylinder cover to be manufactured, the whole mold does not need to be replaced when the engine cylinder covers of different structures are die-cast, only the lower mold 9 needs to be replaced, the mold replacement time is shortened, the working efficiency is improved, the embedding grooves 12 are used for installing the first block 8, the sliding groove 11 is used for stabilizing the movement of the first block 8, and the first block 8 is mainly used for fixing the lower mold 9.

In fig. 2, the rear end of the fixed mold 7 is embedded with a second block 10, the four corners of the top of the fixed mold 7 are provided with connecting holes 13, the bottom end of the movable mold 2 is welded with a connecting column at a corresponding position, the second block 10 has the same function as the first block 8, the connecting holes 13 are used for matching the connecting column of the movable mold 2, and the movable mold 2 and the fixed mold 7 are embedded with each other to form a mold.

In fig. 2, the driving end of the cylinder 4 penetrates through the fixed die 7 and is linked with a third block 14, and the third block 14 has the same function as the first block 8.

In fig. 3, the lower mold 9 includes a mold shell 24 and inner partitions 20, the inner partitions 20 are equidistantly distributed inside the mold shell 24, a partition 21 is disposed inside the mold shell 24 and between the inner partitions 20, and the inner partitions 20 and the partition 21 are internal structures of the engine cylinder head and function to divide the engine into different cavities to meet functions of the engine.

In fig. 3, the outer wall of the mold shell 24 is provided with a positioning groove 15, a positioning hole 17 and an air outlet hole 23 of the mold release groove 16, one end of the top of the mold shell 24 is provided with a material flowing hole 18 and a connecting groove 19, the inner wall of the mold shell 24 is positioned at two sides of the separation groove 21 and is provided with reinforcing ribs 22, the positioning groove 15 and the positioning hole 17 are used for fixing the lower mold 9 in the fixed mold 7, the mold shell 24 is equivalent to the appearance structure of the engine cylinder cover, the air outlet hole 23 guides bubbles in raw materials to prevent the gas from generating a honeycomb phenomenon in the finished product in the die casting process, thereby causing the product quality problem, the material flowing hole 18 is used for guiding the raw materials injected through the injection hole 1 into the mold shell 24, the connecting groove 19 is used for positioning when the later-stage engine cylinder cover is spliced, the reinforcing ribs 22 improve the bearing capacity of the engine cylinder cover and prevent, when the engine cylinder covers with different structures are die-cast, the whole die does not need to be replaced, and only the lower die 9 needs to be replaced, so that the time for replacing the die is shortened, and the working efficiency is improved.

In fig. 2, when the first block 8, the second block 10 and the third block 14 are all located on the same horizontal line with the edge of the lower mold 9, the raw material is prevented from accidentally entering the fixed mold 7 to cause waste during injection molding.

The utility model discloses a theory of operation is: when in use, the lower die 9 is firstly placed at the center of the fixed die 7 according to requirements, then the lower die 9 is fixed through the first blocking piece 8 and the second blocking piece 10, the structure of the lower die 9 is the same as that of an engine cylinder cover to be manufactured, the whole die does not need to be replaced when the engine cylinder covers with different structures are die-cast, only the lower die 9 needs to be replaced, the die replacing time is reduced, the working efficiency is improved, the embedding groove 12 is used for installing the first blocking piece 8 and the second blocking piece 10, the sliding groove 11 is used for stabilizing the movement of the first blocking piece 8 and the second blocking piece 10, the connecting hole 13 is matched with the connecting post of the movable die 2 to form the die, then raw material injection is carried out through the injection molding hole 1, the raw material enters the inner part of the lower die 9 through the material flowing hole 18, the air outlet hole 23 is arranged on the outer wall of the lower die 9, and the air bubbles in the raw material are led out through, the inner partition plates 20 in the lower die 9 are equidistantly distributed in the die shell 24, the inner partition plates 20 and the separation grooves 21 are the internal structures of the engine cylinder cover and have the functions of dividing the engine into different cavities to meet the functions of the engine, the connection grooves 19 are used for positioning when the engine cylinder cover is spliced in the later period, the reinforcing ribs 22 improve the bearing capacity of the engine cylinder cover and prevent the engine cylinder cover from deforming, the movable die 2 ascends after cooling, the first blocking blocks 8 and the second blocking blocks 10 move backwards, the third blocking blocks 14 move forwards under the driving of the cylinder 4 and collide against the lower die 9 to slightly deform the lower die 9, the aim is to separate the adhesion between the finished product of the engine cylinder cover and the inner wall of the lower die 9 and facilitate the demoulding, and then the third blocking blocks 14 move backwards under the driving of the cylinder 4 (the model of SCC 6), and finally, the finished product is ejected out through the extension of the inclined top 6.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a processing mould for engine cylinder lid, includes cover half (7), its characterized in that: the top of cover half (7) covers has movable mould (2), injection molding hole (1) has been seted up at the top of movable mould (2), the side of cover half (7) and movable mould (2) is provided with connector link (5), and the below that cover half (7) are located connector link (5) is provided with oblique top (6), the front end welding of cover half (7) has support (3), and installs cylinder (4) outward in support (3).

2. The mold for machining the engine cylinder cover as claimed in claim 1, wherein a lower mold (9) is embedded in the center of the inner part of the fixed mold (7), embedding grooves (12) are formed in two sides of the fixed mold (7), sliding grooves (11) are formed in the bottom ends of the inner parts of the embedding grooves (12), and the sliding grooves (11) are connected with the first blocking blocks (8) in a sliding mode.

3. The die for machining the engine cylinder cover as claimed in claim 1, wherein a second block (10) is embedded in the rear end of the fixed die (7), connecting holes (13) are formed in four corners of the top of the fixed die (7), and connecting columns are welded at positions corresponding to the bottom end of the movable die (2).

4. The die for machining the cylinder head of the engine as claimed in claim 1, wherein the driving end of the cylinder (4) penetrates through the fixed die (7) and is linked with a third block (14).

5. The mold for machining the engine cylinder cover as claimed in claim 2, wherein the lower mold (9) comprises a mold shell (24) and inner baffles (20), the inner baffles (20) are equidistantly distributed in the mold shell (24), and separation grooves (21) are formed in the mold shell (24) and between the inner baffles (20).

6. The mold for machining the engine cylinder cover according to claim 5, wherein the outer wall of the mold shell (24) is provided with a positioning groove (15), a demolding groove (16), a positioning hole (17) and an air outlet hole (23), one end of the top of the mold shell (24) is provided with a material flowing hole (18) and a connecting groove (19), and reinforcing ribs (22) are arranged on two sides of the separating groove (21) of the inner wall of the mold shell (24).