CN212917577U

CN212917577U - Water-cooling type mould for motor casing

Info

Publication number: CN212917577U
Application number: CN202021918903.5U
Authority: CN
Inventors: 王强; 黄强
Original assignee: Changshu Dongsheng Aluminum Co ltd
Current assignee: Changshu Dongsheng Aluminum Co ltd
Priority date: 2020-09-06
Filing date: 2020-09-06
Publication date: 2021-04-09
Anticipated expiration: 2030-09-06

Abstract

The utility model discloses a water-cooling type mould for motor casing relates to motor manufacturing technical field, including external mold and mould benevolence, the external mold has four, four external mold annular array distributes in the outside of mould benevolence, be equipped with the cavity between external mold and the mould benevolence, the bottom of external mold is equipped with the base, the outside of external mold is equipped with the mount, mount and base fixed connection, the inboard fixedly connected with third cylinder of mount, the piston rod and the external mold fixed connection of third cylinder, the top of external mold is equipped with first fly leaf, the top of first fly leaf is equipped with the roof, first fly leaf and roof are driven by second cylinder and first cylinder respectively, be equipped with the first core of loosing in the cavity, the first core of loosing runs through first fly leaf and roof fixed connection. The utility model discloses, solved current water-cooling type mould production efficiency for motor casing lower, the cost is higher, the water-cooling says inconvenient and the relatively poor problem of casing water-cooling effect of drawing of patterns.

Description

Water-cooling type mould for motor casing

Technical Field

The utility model relates to a motor manufacturing technology field, more specifically relate to a water-cooling type mould for motor casing.

Background

The motor shell is an important part on the motor, and a motor stator and a rotor rotating at a high speed are arranged in the shell. Therefore, the dimensional accuracy, mechanical properties, etc. determine the quality of the product. The cooling mode that the motor that uses at present includes air-cooled and water-cooling, wherein uses the most extensive with water-cooled motor's application again, and water-cooled motor's cooling water course is generally seted up inside the motor casing, and the heat that the motor produced is transmitted to on the casing, and the cooling water in the cooling channel takes away the heat of casing department again.

The existing technology of water-cooled motor shell products is founding casting, and the water-cooled motor water channel is produced by machining or simple sand casting, so that the production efficiency is low, the cost is high, the water-cooled channel is inconvenient to demould, and the water-cooled effect of a machine shell is poor.

Therefore, it is necessary to provide a mold for a water-cooling type motor case to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a: in order to solve the problem that the existing water-cooling type motor shell mold is low in production efficiency, high in cost, inconvenient in water-cooling channel demolding and poor in shell water-cooling effect, the utility model provides a water-cooling type motor shell mold.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a water-cooling type mould for motor shell comprises an outer mould and four mould cores, wherein the outer mould is distributed at the outer side of the mould cores in an annular array mode, a cavity is formed between the outer mould and the mould cores, a base is arranged at the bottom end of the outer mould, a fixing frame is arranged at the outer side of the outer mould and fixedly connected with the base, a third air cylinder is fixedly connected to the inner side of the fixing frame, a piston rod of the third air cylinder is fixedly connected with the outer mould, a first movable plate is arranged at the top end of the outer mould, a top plate is arranged at the top end of the first movable plate, the first movable plate and the top plate are respectively driven by a second air cylinder and a first air cylinder, a first loose core is arranged in the cavity and penetrates through the first movable plate and the top plate, a first limiting groove matched with the first loose core is formed in the top end of the base, and a first water-, mould benevolence and first fly leaf fixed connection, the second spacing groove with mould benevolence looks adaptation is seted up on the top of base, one of them first through-hole has been seted up to the inboard of external mold, the middle part of first through-hole runs through the second and looses the core, the first one side of loosing core that is close to the second and looses core is seted up and is loosed core the third spacing groove of looks adaptation with the second, the second is loosed core other end fixedly connected with second fly leaf, the outside of second fly leaf is equipped with the stopper, stopper and external mold fixed connection, the piston rod of third cylinder runs through stopper and second fly leaf fixed connection through the second through-hole.

Furthermore, the top end of the base is provided with a sliding groove, and the outer die is connected with the base in a sliding mode through the sliding groove.

Furthermore, the first loose core close to the second loose core is divided into two sections, wherein one section of the first loose core is fixedly connected with the base, the other section of the first loose core is fixedly connected with the top plate, and a gap is formed between the two sections of the first loose core.

Furthermore, the first loose core is provided with a plurality of first loose cores, and the plurality of first loose cores are uniformly distributed in the cavity.

Further, the top end of the first movable plate is fixedly connected with a fixing block, a limiting hole matched with the first loose core is formed in the inner side of the fixing block, and the first loose core penetrates through the fixing block through the limiting hole.

Further, the inner side of the first core pulling body fixedly connected to the bottom end of the top plate is provided with a U-shaped cooling pipe, and the length of the U-shaped cooling pipe is matched with the length of the first core pulling body.

Furthermore, a plurality of U-shaped grooves are formed in one side of the first loose core, and the orientation of each U-shaped groove corresponds to the mold core.

(III) advantageous effects

The utility model has the advantages as follows:

1. the utility model discloses, through setting up the external mold, first loosing core, mould benevolence, second are loosed core, stopper and second fly leaf, the water-cooling casing casting of being convenient for can used repeatedly simultaneously, has solved the lower and higher problem of cost of production efficiency.

2. The utility model discloses, through setting up fixed block, spacing hole and U-shaped cooling tube, through U-shaped cooling tube cooling shrinkage, make it change and take out, under the effect in spacing hole, increase the stability when taking out, solved the inconvenient problem of water-cooling way drawing of patterns.

3. The utility model discloses, through setting up the U-shaped groove in one side of U-shaped cooling tube, when making the casting of water-cooled casing, one side that is close to the casing middle part in the water-cooling way forms the fin to increase the contact surface of cooling water and casing, cooling efficiency is higher, has solved the relatively poor problem of casing water-cooling effect.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention;

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

FIG. 3 is an enlarged view of FIG. 2 at B;

FIG. 4 is an enlarged schematic view of FIG. 2 at A;

fig. 5 is a schematic perspective sectional view of the first core pulling of the present invention.

Reference numerals: 1. a top plate; 2. a first cylinder; 3. a second cylinder; 4. an outer mold; 5. a base; 6. a first movable plate; 7. a third cylinder; 8. a fixed mount; 9. a cavity; 10. a chute; 11. first loose cores; 12. a first limit groove; 13. a mold core; 14. a second limit groove; 15. a first water-cooled tube; 17. a material injection port; 18. a first through hole; 19. a third limiting groove; 20. second loose cores; 21. a limiting block; 22. a second through hole; 23. a second movable plate; 25. a limiting hole; 26. a fixed block; 27. a U-shaped cooling tube; 28. a U-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, a mold for a water-cooling type motor casing comprises an outer mold 4 and a mold core 13, the outer mold 4 has four outer molds 4, the four outer molds 4 are annularly distributed on the outer side of the mold core 13, a cavity 9 is arranged between the outer mold 4 and the mold core 13, a base 5 is arranged at the bottom end of the outer mold 4, a sliding chute 10 is arranged at the top end of the base 5, the outer mold 4 is slidably connected with the base 5 through the sliding chute 10, a fixed frame 8 is arranged on the outer side of the outer mold 4, the fixed frame 8 is fixedly connected with the base 5, a third cylinder 7 is fixedly connected with the inner side of the fixed frame 8, a piston rod of the third cylinder 7 is fixedly connected with the outer mold 4, a first movable plate 6 is arranged at the top end of the outer mold 4, a top plate 1 is arranged at the top end of the first movable plate 6, the first movable plate 6 and the top, the multiple first loose cores 11 are uniformly distributed in the cavity 9, the first loose cores 11 penetrate through the first movable plate 6 and are fixedly connected with the top plate 1, the top end of the base 5 is provided with a first limiting groove 12 matched with the first loose cores 11, the inner side of the mold core 13 is provided with a first water cooling pipe 15, the mold core 13 is fixedly connected with the first movable plate 6, the top end of the base 5 is provided with a second limiting groove 14 matched with the mold core 13, the inner side of one outer mold 4 is provided with a first through hole 18, the middle part of the first through hole 18 is penetrated with a second loose core 20, the first loose core 11 close to the second loose core 20 is divided into two sections, one section of the first loose core 11 is fixedly connected with the base 5, the other section of the first loose core 11 is fixedly connected with the top plate 1, a gap is arranged between the two sections of the first loose cores 11, one side of the first loose core 11 close to the second loose core 20 is provided with a, the other end of the second loose core 20 is fixedly connected with a second movable plate 23, a limiting block 21 is arranged on the outer side of the second movable plate 23, the limiting block 21 is fixedly connected with the outer mold 4, and a piston rod of the third cylinder 7 penetrates through the limiting block 21 and the second movable plate 23 through a second through hole 22.

In the embodiment, by arranging the outer mold 4, the first loose core 11, the mold core 13, the second loose cores 20, the limiting block 21 and the second movable plate 23, during casting, the water is injected through the injection port 17, a water cooling channel is formed under the action of the first loose core 11, a water inlet and a water outlet are formed under the action of the two second loose cores 20, the cooling can be accelerated through the first water cooling pipe 15, during demolding, the first cylinder 2 is started, the first cylinder 2 drives the top plate 1 to ascend, so as to drive the first loose core 11 to be extracted, then the second cylinder 3 is started, the second cylinder 3 drives the first movable plate 6 to ascend, so that the mold core 13 is separated from the casing, then the mold core 13 is inserted into the casing for limiting, then the third cylinder 7 is started, the outer mold 4 is far away from the mold core 13 under the drive of the third cylinder 7, so as to separate the outer mold 4 from the casing, wherein one third cylinder 7 drives, the second loose core 20 is driven by the second movable plate 23 to be drawn out of the casing, then the outer mold 4 is driven to be away from the casing under the interaction of the second movable plate 23 and the limiting block 21, then the mold core 13 is drawn out, the casing can be taken down, the sealing casings are respectively fixed at the front and the rear of the casing, a plurality of water cooling channels are in sealing communication, and the problems of low production efficiency and high cost are solved.

Example 2

Referring to fig. 4, the present embodiment is further optimized based on embodiment 1, specifically, a fixed block 26 is fixedly connected to the top end of the first movable plate 6, a limiting hole 25 adapted to the first loose core 11 is formed on the inner side of the fixed block 26, and the first loose core 11 penetrates through the fixed block 26 through the limiting hole 25.

Specifically, the inner sides of the first loose cores 11 fixedly connected to the bottom end of the top plate 1 are all provided with a U-shaped cooling tube 27, and the length of the U-shaped cooling tube 27 is matched with the length of the first loose cores 11.

In this embodiment, through setting up fixed block 26, spacing hole 25 and U-shaped cooling tube 27, when taking first loose core 11 out, pour into the cooling water into through U-shaped cooling tube 27 earlier, make first 11 cooling shrinkage of loosing core, make it change and take out, simultaneously under spacing hole 25's effect, spacing to first 11 loosing core, stability when increasing to take out has solved the inconvenient problem of water-cooling way drawing of patterns.

Example 3

Referring to fig. 5, the present embodiment is optimized based on embodiment 1, specifically, a plurality of U-shaped grooves 28 are formed on one side of the first loose core 11, and the orientation of the U-shaped grooves 28 corresponds to the mold core 13.

In this embodiment, through set up U-shaped groove 28 in one side of U-shaped cooling tube 27, under the effect of U-shaped groove 28, when the casing was cast, the water-cooling was said and is close to the one side in casing middle part and can form the fin to the increase cooling water is with the contact surface of casing, and cooling efficiency is higher, has solved the relatively poor problem of casing water-cooling effect.

In summary, the following steps: the utility model discloses, solved current water-cooling type mould production efficiency for motor casing lower, the cost is higher, the water-cooling says inconvenient and the relatively poor problem of casing water-cooling effect of drawing of patterns.

Above, only be the preferred embodiment of the present invention, not be used for limiting the present invention, the patent protection scope of the present invention is based on the claims, all the structural changes equivalent to the content of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a water-cooling type mould for motor casing, includes external mold (4) and mould benevolence (13), its characterized in that: the outer mold (4) is four, four the outer mold (4) is distributed in an annular array manner on the outer side of the mold core (13), a cavity (9) is arranged between the outer mold (4) and the mold core (13), a base (5) is arranged at the bottom end of the outer mold (4), a fixing frame (8) is arranged on the outer side of the outer mold (4), the fixing frame (8) is fixedly connected with the base (5), a third cylinder (7) is fixedly connected with the inner side of the fixing frame (8), a piston rod of the third cylinder (7) is fixedly connected with the outer mold (4), a first movable plate (6) is arranged at the top end of the outer mold (4), a top plate (1) is arranged at the top end of the first movable plate (6), the first movable plate (6) and the top plate (1) are respectively driven by a second cylinder (3) and a first cylinder (2), a first loose core (11) is arranged in the cavity (, the first loose core (11) penetrates through the first movable plate (6) and is fixedly connected with the top plate (1), a first limiting groove (12) matched with the first loose core (11) is formed in the top end of the base (5), a first water cooling pipe (15) is arranged on the inner side of the mold core (13), the mold core (13) is fixedly connected with the first movable plate (6), a second limiting groove (14) matched with the mold core (13) is formed in the top end of the base (5), a first through hole (18) is formed in the inner side of one outer mold (4), a second loose core (20) penetrates through the middle of the first through hole (18), a third limiting groove (19) matched with the second loose core (20) is formed in one side, close to the second loose core (20), of the first loose core (11), and a second movable plate (23) is fixedly connected with the other end of the second loose core (20), the outer side of the second movable plate (23) is provided with a limiting block (21), the limiting block (21) is fixedly connected with the outer die (4), and a piston rod of the third cylinder (7) penetrates through the limiting block (21) and the second movable plate (23) through a second through hole (22).

2. The mold for the water-cooling type motor casing according to claim 1, wherein: the top end of the base (5) is provided with a sliding groove (10), and the outer die (4) is connected with the base (5) in a sliding mode through the sliding groove (10).

3. The mold for the water-cooling type motor casing according to claim 1, wherein: the first loose core (11) close to the second loose core (20) is divided into two sections, wherein one section of the first loose core (11) is fixedly connected with the base (5), the other section of the first loose core (11) is fixedly connected with the top plate (1), and a gap is formed between the two sections of the first loose core (11).

4. The mold for the water-cooling type motor casing according to claim 1, wherein: the first loose cores (11) are multiple, and the multiple first loose cores (11) are uniformly distributed in the cavity (9).

5. The mold for the water-cooling type motor casing according to claim 1, wherein: the top end fixedly connected with fixed block (26) of first fly leaf (6), spacing hole (25) with first loose core (11) looks adaptation is seted up to the inboard of fixed block (26), first loose core (11) run through fixed block (26) through spacing hole (25).

6. The mold for the water-cooling type motor casing according to claim 1, wherein: the inner sides of the first loose cores (11) fixedly connected to the bottom end of the top plate (1) are provided with U-shaped cooling pipes (27), and the lengths of the U-shaped cooling pipes (27) are matched with the length of the first loose cores (11).

7. The mold for the water-cooling type motor casing according to claim 1, wherein: a plurality of U-shaped grooves (28) are formed in one side of the first loose core (11), and the orientation of each U-shaped groove (28) corresponds to the corresponding mold core (13).