CN217595839U

CN217595839U - Automobile transmission casting mould

Info

Publication number: CN217595839U
Application number: CN202221588523.9U
Authority: CN
Inventors: 孙付杰; 张宏生
Original assignee: Tanghe Donglian Automobile Transmission Factory
Current assignee: Tanghe Donglian Automobile Transmission Factory
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-10-18
Anticipated expiration: 2032-06-23

Abstract

The utility model provides a motor transmission casting mould relates to casting mould technical field, this motor transmission casting mould, include: base, die block and top mould, the die cavity has all been seted up to the top of die block and the bottom of top mould, the die cavity bottom fixed mounting of die block has the core, annular diversion trench has been seted up to the inside of die block, inlet opening and apopore have been seted up to the front side of die block, the inlet opening is linked together with annular diversion trench, the bottom edge of core has been seted up two at least and has been evenly just used for the first cooling bath of mould refrigerated along its circumference, the inside of core is seted up two at least second cooling baths along its width direction equipartition, the second cooling bath is located the top of first cooling bath and is linked together rather than, and is a plurality of intercommunication is by the spread groove between the middle part of second cooling bath, between the bottom middle part of spread groove and between the apopore the intercommunication have water drainage tank. The cooling effect and the cooling efficiency of the die are improved.

Description

Automobile transmission casting mould

Technical Field

The utility model relates to a casting mould technical field specifically is an automobile transmission casting mould.

Background

The casting mold is characterized in that in order to obtain the structural shape of a part, other easily-formed materials are made into the structural shape of the part in advance, then the mold is placed in a sand mold, a cavity with the same structural size as the part is formed in the sand mold, then a fluid liquid is poured into the cavity, the liquid can form the part with the same structural shape as the mold after being cooled and solidified, and the traditional casting mold has poor cooling effect, so that the material in the mold is slow in injection molding.

Chinese patent with publication No. CN215237633U discloses a gearbox casting mould, the on-line screen storage device comprises a base, the upper end surface mounting of base has foundry goods mould main part, the front end surface of base is provided with cooling vent and coolant tank, cooling vent is located coolant tank's upper end, coolant tank's front end surface mounting has the water pump, coolant tank all is connected with the aqueduct with the surface of water pump, coolant tank's opposite side surface is connected with the aqueduct.

However, above-mentioned technical scheme still has following defect, and current motor transmission casting mould generally cools off through the mode of air cooling for the cooling effect of casting mould is relatively poor, can lead to the material injection moulding in the mould slower, and it is comparatively troublesome that the mould compound die after-fixing is unfavorable for guaranteeing the leakproofness after the compound die simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor transmission casting mould, the motor transmission casting mould that aims at solving among the prior art generally cools off through air cooling's mode for casting mould's cooling effect is relatively poor, can lead to the material injection moulding in the mould slower, and the mould compound die after-fixing is comparatively troublesome simultaneously, is unfavorable for guaranteeing the problem of the leakproofness behind the compound die.

In order to achieve the above purpose, the utility model adopts the following technical scheme: automobile transmission casts mould includes: base, die block and top mould, the die cavity has all been seted up to the top of die block and the bottom of top mould, the die cavity bottom fixed mounting of die block has the core, annular diversion trench has been seted up to the inside of die block, inlet opening and apopore have been seted up to the front side of die block, the inlet opening is linked together with annular diversion trench, the bottom edge of core has been seted up two at least and has been evenly just used for the first cooling bath of mould refrigerated along its circumference, the inside of core is seted up two at least second cooling baths along its width direction equipartition, the second cooling bath is located the top of first cooling bath and is linked together rather than, and is a plurality of intercommunication is by the spread groove between the middle part of second cooling bath, between the bottom middle part of spread groove and between the apopore the intercommunication have water drainage tank.

The utility model discloses a further technical scheme does, die block fixed mounting is at the top of base, the top at the die block is installed to the top mould, die block and top mould swing joint.

The utility model discloses a further technical scheme does, install the locating component who advances line location when being used for both compound dies between the both sides that die block and top mould are relative, install between the outer wall both sides of die block and top mould and be used for both compound dies after-fixing's fixed subassembly.

The utility model discloses a further technical scheme does, locating component is including seting up the locating hole between the top four corners of die block and the bottom four corners of top mould, a plurality of locating holes of die block respectively with a plurality of locating holes coaxial with the top mould, the internally mounted of locating hole has the locating pin.

The utility model discloses a further technical scheme does, fixed subassembly is including installing at the rotation cardboard at die block outer wall both sides both ends and installing the card post in top mould outer wall both ends, the outer wall fixed connection of card post and top mould.

The utility model discloses a further technical scheme does, the one end of rotation cardboard is articulated with the outer wall of die block, the other end of rotation cardboard is close to one side of card post and offers and be used for with card post complex draw-in groove.

The utility model discloses a further technical scheme does, two distance between the card post is less than two and rotates the distance between the outer wall articulated one end of cardboard and die block.

The utility model discloses a further technical scheme does, the top middle part of top mould has been seted up and has been pour the hole, the bottom of pouring the hole is linked together with the die cavity top of top mould.

The beneficial effects of the utility model are that:

when motor transmission casts, pass through the locating hole with the top mould and the accurate top of installing at the die block of locating pin cooperation, make the mould can accurate compound die, then rotatory rotation cardboard, make it rotatory, make the outer wall at the card post of draw-in groove joint on the rotation cardboard, thereby can carry out quick fixed to the mould after the compound die, after the motor transmission casting is accomplished, let in the inlet opening with the cooling water, and get into a plurality of first cooling channels and a plurality of second cooling channel and carry out the water-cooling to the mould after the distribution through annular diversion channel, simultaneously the inside cooling water absorption heat of first cooling channel and second cooling channel gets into the apopore and discharges through spread groove and water drainage tank afterwards, thereby make the cooling water can the circulation flow, the cooling effect and the cooling efficiency of mould have been improved, make the mould after the casting can cool off fast, the material injection moulding speed in the mould has been improved.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment of the present invention before mold closing.

Fig. 2 is a schematic structural diagram of the embodiment of the present invention after mold closing.

Fig. 3 is a schematic left-side sectional structure view of the bottom mold and the core of the present invention.

Fig. 4 is a schematic front sectional view of the core of the present invention.

In the figure: 1. a base; 2. bottom die; 3. a core; 4. carrying out top die; 5. an annular diversion trench; 6. a water inlet hole; 7. a water outlet hole; 8. a first cooling tank; 9. a second cooling tank; 10. connecting grooves; 11. a water discharge tank; 12. positioning holes; 13. positioning pins; 14. rotating the clamping plate; 15. and (5) clamping the column.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 to 4, a casting mold for an automobile transmission, comprises: base 1, die block 2 and top mould 4, the die cavity has all been seted up to the top of die block 2 and the bottom of top mould 4, the die cavity bottom fixed mounting of die block 2 has core 3, annular diversion trench 5 has been seted up to the inside of die block 2, inlet opening 6 and apopore 7 have been seted up to the front side of die block 2, inlet opening 6 is linked together with annular diversion trench 5, the bottom edge of core 3 has been seted up two at least and has been used for the first cooling bath 8 of mould refrigerated evenly along its circumference, the second cooling bath 9 of its width direction equipartition of at least two edges is seted up to the inside of core 3, second cooling bath 9 is located the top of first cooling bath 8 and is linked together rather than, the intercommunication is by spread groove 10 between the middle part of a plurality of second cooling baths 9, there is water drainage tank 11 with the intercommunication between apopore 7 between the bottom middle part of spread groove 10.

In this embodiment, after the automotive transmission casting was accomplished, let in inlet opening 6 with the cooling water, and get into a plurality of first cooling bath 8 and a plurality of second cooling bath 9 and carry out the water-cooling to the mould after the distribution through annular diversion trench 5, simultaneously the inside cooling water absorption heat of first cooling bath 8 and second cooling bath 9 gets into apopore 7 and discharges through spread groove 10 and water drainage tank 11 afterwards, thereby make the cooling water can the circulation flow, the cooling effect and the cooling efficiency of mould have been improved, make the mould after the casting can cool off fast, the material injection moulding speed in the mould has been improved.

Specifically, the bottom die 2 is fixedly installed at the top of the base 1, the top die 4 is installed at the top of the bottom die 2, and the bottom die 2 is movably connected with the top die 4.

Furthermore, a positioning component for positioning the bottom die 2 and the top die 4 during die assembly is arranged between two opposite sides of the bottom die 2 and the top die 4, and a fixing component for fixing the bottom die 2 and the top die after die assembly is arranged between two sides of the outer wall of the top die 4.

Specifically, the positioning assembly comprises positioning holes 12 formed between four corners of the top of the bottom die 2 and four corners of the bottom of the top die 4, the plurality of positioning holes 12 of the bottom die 2 are respectively coaxial with the plurality of positioning holes 12 of the top die 4, and positioning pins 13 are installed inside the positioning holes 12.

Specifically, fixed subassembly is including installing the rotation cardboard 14 at bottom die 2 outer wall both sides both ends and installing the card post 15 at top die 4 outer wall both ends both sides, card post 15 and top die 4's outer wall fixed connection.

Furthermore, one end of the rotating clamping plate 14 is hinged to the outer wall of the bottom die 2, and a clamping groove used for being matched with the clamping column 15 is formed in one side, close to the clamping column 15, of the other end of the rotating clamping plate 14.

Further, distance between two calorie of posts 15 is less than two and rotates the distance between the outer wall articulated one end of cardboard 14 and die block 2, during the automotive transmission casting, will push up mould 4 and accurately install the top at die block 2 through locating hole 12 and the cooperation of locating pin 13, make the mould can accurate compound die, then rotatory cardboard 14 that rotates, make it rotatory, make the outer wall at calorie of post 15 of draw-in groove joint on the rotatory cardboard 14, thereby can carry out quick fixed to the mould after the compound die, the comparatively trouble condition of fixed takes place after the deviation appears and the compound die when having avoided the compound die, accuracy when guaranteeing the compound die and the mould leakproofness after the compound die.

Specifically, a pouring hole is formed in the middle of the top end of the top die 4, and the bottom of the pouring hole is communicated with the top of a cavity of the top die 4.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An automobile transmission casting mold, comprising: base (1), die block (2) and top mould (4), its characterized in that, the die cavity has all been seted up to the top of die block (2) and the bottom of top mould (4), the die cavity bottom fixed mounting of die block (2) has core (3), annular diversion trench (5) have been seted up to the inside of die block (2), the front side of die block (2) is seted up inlet opening (6) and apopore (7), inlet opening (6) are linked together with annular diversion trench (5), the bottom edge of core (3) has been seted up at least two and has been evenly just been used for the first cooling bath (8) of die cooling along its circumference, at least two second cooling bath (9) along its width direction equipartition are seted up to the inside of core (3), second cooling bath (9) are located the top of first cooling bath (8) and are linked together, and are a plurality of, it is by spread groove (10) to communicate between the middle part of second cooling bath (9), there is water drainage tank (11) between the bottom middle part of spread groove (10) and apopore (7).

2. The casting mold for the automobile gearbox according to claim 1, characterized in that the bottom mold (2) is fixedly installed on the top of the base (1), the top mold (4) is installed on the top of the bottom mold (2), and the bottom mold (2) is movably connected with the top mold (4).

3. The automobile gearbox casting mold according to claim 2, wherein a positioning component for positioning when the bottom mold (2) and the top mold (4) are closed is installed between two opposite sides of the bottom mold (2) and the top mold (4), and a fixing component for fixing the bottom mold (2) and the top mold after the bottom mold and the top mold are closed is installed between two sides of the outer wall of the bottom mold (4).

4. The casting mold for the automobile transmission box according to claim 3, wherein the positioning assembly comprises positioning holes (12) opened between four corners of the top of the bottom mold (2) and four corners of the bottom of the top mold (4), the plurality of positioning holes (12) of the bottom mold (2) are respectively coaxial with the plurality of positioning holes (12) of the top mold (4), and positioning pins (13) are installed inside the positioning holes (12).

5. The automobile transmission casting mold according to claim 3, wherein the fixing component comprises rotating clamping plates (14) arranged at two ends of the outer wall of the bottom mold (2) and clamping columns (15) arranged at two ends of the outer wall of the top mold (4), and the clamping columns (15) are fixedly connected with the outer wall of the top mold (4).

6. The automobile gearbox casting mold according to claim 5, wherein one end of the rotating clamping plate (14) is hinged to the outer wall of the bottom mold (2), and a clamping groove for being matched with the clamping column (15) is formed in one side, close to the clamping column (15), of the other end of the rotating clamping plate (14).

7. The casting mold for the automobile transmission according to claim 6, wherein the distance between the two clamping posts (15) is smaller than the distance between the ends of the two rotating clamping plates (14) hinged to the outer wall of the bottom mold (2).

8. The automobile gearbox casting mould as claimed in any one of claims 1 to 7, wherein a pouring hole is formed in the middle of the top end of the top mould (4), and the bottom of the pouring hole is communicated with the top of the cavity of the top mould (4).