CN213137518U

CN213137518U - Mould with inside cooling channel

Info

Publication number: CN213137518U
Application number: CN202021997227.5U
Authority: CN
Inventors: 王金朗; 温思娟
Original assignee: Dongguan Yiding Precision Mould Components Co ltd
Current assignee: Dongguan Yiding Precision Mould Components Co ltd
Priority date: 2020-09-12
Filing date: 2020-09-12
Publication date: 2021-05-07
Anticipated expiration: 2030-09-12

Abstract

The utility model discloses a mould with inside cooling passageway, including workstation, lower mould, guide bar and last mould, the bolt fastening has lower mould, first water tank and second water tank on the workstation, and the top surface bolt fastening of lower mould has the guide bar to pass in the wall body of follow last mould on the guide bar, the lateral wall and the diaphragm welded connection of going up the mould, and the bottom surface and the montant top welded connection of diaphragm, the bottom of montant inserts to first water tank in and fixed bonding has first piston plate, and is sealed linear bearing swing joint between montant and the first water tank, the perpendicular downwardly extending of top surface of lower mould is formed with the die cavity, and has penetrated the cooling tube in the lower mould wall body of die cavity outlying, the lower mould is formed with the recess towards the inside extension of second water tank one side level. This mould with inside cooling channel cools off the lower mould through water-cooling and air-cooled mode, and the cooling is quick, is favorable to the quick drawing of patterns of work piece after the shaping, has guaranteed work efficiency, and the practicality is strong.

Description

Mould with inside cooling channel

Technical Field

The utility model relates to the technical field of mold, specifically be a mold with inside cooling passageway.

Background

The whole higher temperature that has of present mould is behind the casting shaping, and the work piece after like this to the shaping again before drawing of patterns, need cool off the mould, but present mould whole cooling is slower, has reduced work efficiency like this intangibly, and the practicality is not strong, can not satisfy people's user demand, in view of the defect that exists among the above prior art, is necessary to improve it further, makes it more possess the practicality, just can accord with the in-service use condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould with inside cooling passageway to the present mould that provides in solving above-mentioned background art cools off slower wholly, has reduced work efficiency in the intangible like this, the not strong problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a die with an internal cooling channel comprises a workbench, a lower die, a guide rod and an upper die, wherein the lower die, a first water tank and a second water tank are fixed on the workbench through bolts, the guide rod is fixed on the top surface of the lower die through bolts and penetrates through the wall body of the upper die on the guide rod, the side wall of the upper die is welded with a transverse plate, the bottom surface of the transverse plate is welded with the top end of a vertical rod, the bottom end of the vertical rod is inserted into the first water tank and fixedly bonded with a first piston plate, the vertical rod is movably connected with the first water tank through a sealing linear bearing, the top surface of the lower die vertically extends downwards to form a cavity, a radiating pipe penetrates through the wall body of the lower die on the periphery of the cavity, a groove is formed in the lower die horizontally and inwards extends towards one side of the second water tank, a radiating hole groove is formed in the wall body of the lower die, and the top end wall bodies of the first water tank and the second water tank, a second piston plate is arranged in the groove and is welded with one end of a threaded rod, the other end of the threaded rod is inserted into the second water tank and is fixedly bonded with a third piston plate, the threaded rod is not contacted with the wall body of the second water tank, a threaded sleeve connected with the threaded rod in a threaded manner is sleeved on the threaded rod, the threaded sleeve and the rotary rod are movably connected with a side wall rolling bearing of the second water tank, and the threaded sleeve and the rotary rod are both sleeved with gears which are welded with the threaded sleeve and the rotary rod, one end of the rotary rod is inserted into the heat dissipation hole groove, axial flow fan blades are fixed at one end of a rotating rod inserted into the heat dissipation hole groove through a pin shaft, a chain meshed with the gear is sleeved on the gear, all insert rather than welded connection's fin on the wall body of first communicating pipe and second communicating pipe, the both ends of cooling tube all are linked together with connecting box welded connection.

Preferably, the first piston plate and the third piston plate are made of rubber materials, the second piston plate is made of metal materials, the first piston plate and the third piston plate are respectively attached to the inner walls of the first water tank and the second water tank, and the second piston plate is attached to the inner wall of the groove.

Preferably, the third piston plate is hermetically bonded with the inner wall of the second water tank through a rubber hose, and the cross section of the rubber hose is rectangular.

Preferably, two ends of the heat dissipation hole groove are communicated with the side wall of the lower die, and the heat dissipation hole groove and the rotating rod are coaxial.

Preferably, the heat dissipation sheet is made of aluminum, and the surface of the heat dissipation sheet is corrugated.

Preferably, the cooling tube is attached to the inner wall of the lower die, and the connecting box connected with the cooling tube is of a hollow square structure.

Compared with the prior art, the beneficial effects of the utility model are that: the mold with the internal cooling channel is provided with a heat dissipation hole groove, the inside of the heat dissipation hole groove is provided with an axial flow fan blade, and when the axial flow fan blade rotates axially, axial airflow can be generated inside the heat dissipation hole groove, so that the lower mold at the groove wall of the heat dissipation hole groove can be cooled through air;

be provided with the cooling tube, cooling tube and water tank intercommunication, the cooling water in the water tank can be followed the cooling tube and inside flowing like this, and the inside heat of lower mould can be taken away to the water that flows like this to this device cools off the lower mould through water-cooling and air-cooled mode, and the cooling is quick, is favorable to the work piece fast demoulding after the shaping, has guaranteed work efficiency, and the practicality is strong.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the lower mold of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of the lower mold and the second water tank in a top view;

FIG. 4 is a schematic view of the structure of the lower mold and the heat dissipating tube of the present invention;

fig. 5 is a schematic sectional view of the first communication pipe and the second communication pipe of the present invention.

In the figure: 1. a work table; 2. a lower die; 3. a guide bar; 4. an upper die; 5. a first water tank; 6. a second water tank; 7. a transverse plate; 8. a vertical rod; 9. a first piston plate; 10. a groove; 11. a second piston plate; 12. a threaded rod; 13. a third piston plate; 14. a threaded sleeve; 15. rotating the rod; 16. a gear; 17. a chain; 18. axial flow fan blades; 19. a heat dissipation hole slot; 20. a first communication pipe; 21. a heat sink; 22. a second communicating pipe; 23. a radiating pipe; 24. a connection box; 25. a rubber hose.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a mould with an internal cooling channel comprises a workbench 1, a lower mould 2, a guide rod 3 and an upper mould 4, wherein the lower mould 2, a first water tank 5 and a second water tank 6 are fixed on the workbench 1 through bolts, the guide rod 3 is fixed on the top surface of the lower mould 2 through bolts, the wall body of the upper mould 4 penetrates through the guide rod 3, the side wall of the upper mould 4 is connected with a transverse plate 7 in a welding way, the bottom surface of the transverse plate 7 is connected with the top end of a vertical rod 8 in a welding way, the bottom end of the vertical rod 8 is inserted into the first water tank 5 and is fixedly bonded with a first piston plate 9, the vertical rod 8 is movably connected with the first water tank 5 through a sealed linear bearing, the top surface of the lower mould 2 vertically extends downwards to form a cavity, a radiating pipe 23 penetrates through the wall body of the lower mould 2 at the periphery of the cavity, a groove 10 is formed by horizontally extending inwards towards one side of the second water, the top end wall bodies of the first water tank 5 and the second water tank 6 are respectively connected and communicated with a connecting box 24 through a first communicating pipe 20 and a second communicating pipe 22 in a welding way, a second piston plate 11 is arranged in a groove 10, the second piston plate 11 is connected with one end of a threaded rod 12 in a welding way, the other end of the threaded rod 12 is inserted into the second water tank 6 and fixedly bonded with a third piston plate 13, the threaded rod 12 is not contacted with the wall body of the second water tank 6, a threaded sleeve 14 in threaded connection with the threaded rod 12 is sleeved on the threaded rod 12, the threaded sleeve 14 and the rotating rod 15 are both movably connected with a side wall rolling bearing of the second water tank 6, gears 16 in welded connection with the threaded sleeve 14 and the rotating rod 15 are sleeved on the threaded sleeve 14, one end of the rotating rod 15 is inserted into a heat dissipation hole groove 19, one end of the rotating rod 15 inserted into the heat dissipation hole groove 19 is fixed with an axial flow fan blade 18 through a pin, the wall bodies of the first communication pipe 20 and the second communication pipe 22 are respectively inserted with a heat radiation fin 21 welded thereto, and both ends of the heat radiation pipe 23 are respectively welded and communicated with a connection box 24.

First piston plate 9 and third piston plate 13 are the rubber material, second piston plate 11 is the metal material, and first piston plate 9 and third piston plate 13 laminate with

first water tank

5 and 6 inner walls of second water tank respectively, second piston plate 11 laminates with the inner wall of recess 10 mutually, the material design of second piston plate 11, make it under 2 inside high temperature environment of bed die, difficult deformation, long service life, the material of first piston plate 9 and third piston plate 13 simultaneously, make it soak under the long-term of water, can not corrode the damage.

The third piston plate 13 is hermetically bonded with the inner wall of the second water tank 6 through the rubber hose 25, the section of the rubber hose 25 is rectangular, and the rubber hose 25 is arranged, so that cooling water leakage between the third piston plate 13 and the second water tank 6 can be avoided, and the third piston plate can be blocked by the rubber hose 25.

The two ends of the heat dissipation hole groove 19 are communicated with the side wall of the lower die 2, and the heat dissipation hole groove 19 and the rotating rod 15 are coaxial, so that axial airflow can be generated when the rotating rod 15 drives the axial flow fan blade 18 to rotate, and heat in the heat dissipation hole groove 19 can be taken away when the airflow flows in the heat dissipation hole groove 19, and the structure is reasonable.

The fin 21 is the aluminium material, and the surface of fin 21 is the fold form, and the structural design of fin 21 can increase its contact surface with the air, and the heat of flowing water in first communicating pipe 20 and the second communicating pipe 22 can be absorbed to fin 21 one end like this to in conducting to the air through the other end, through cooling to the cooling water like this, guaranteed the cooling effect of cooling water to lower mould 2.

The heat dissipation pipe 23 is attached to the inner wall of the lower mold 2, and the connection box 24 connected to the heat dissipation pipe 23 is a hollow square structure, so that the heat dissipation pipe 23 is provided with a plurality of heat dissipation pipes, and the connection box 24 can communicate the plurality of heat dissipation pipes 23, so that water flows into each heat dissipation pipe 23 through the connection box 24.

The working principle is as follows: when the cooling device is used, a proper amount of water is injected into the second water tank 6, after the upper die 4 descends through the guide rod 3 and is matched with the lower die 2, fluid can be poured into a cavity from a pouring port in the upper die 4, in the pouring forming process, the upper die 4 has higher temperature under the heat conduction of high-temperature fluid, so that air in the groove 10 is rapidly heated and expanded, the second piston plate 11 can be pushed to move in the groove 10, the threaded rod 12 synchronously moves along with the second piston plate 11 and pushes the third piston plate 13, the third piston plate 13 extrudes the water in the second water tank 6 into the cooling pipe 23 through the first communication pipe 20 and the connecting box 24, when the water flows in the cooling pipe 23, the heat in the lower die 2 can be taken away, the cooling effect is achieved, and finally the water in the lower die 2 flows into the first water tank 5 through the connecting box 24 and the second communication pipe 22;

when the threaded rod 12 moves horizontally, the threaded sleeve 14 can be driven to rotate axially, then the threaded sleeve 14 drives the rotating rod 15 to rotate through the gear 16 and the chain 17, the rotating rod 15 drives the axial flow fan blade 18 to rotate to generate axial airflow, and when the airflow flows in the heat dissipation hole groove 19, the heat at the groove wall of the heat dissipation hole groove 19 can be taken away;

after 2 cooling of lower mould, go up mould 4 and go up, go up mould 4 and drive montant 8 through diaphragm 7 from top to bottom, montant 8 drives first piston plate 9 and removes and extrudes the water in the first water tank 5 to send water into again to second water tank 6 in through second communicating pipe 22, connecting box 24, cooling tube 23 and first communicating pipe 20, can carry out the secondary and cool down, the fast demoulding of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould with inside cooling channel, includes workstation (1), lower mould (2), guide bar (3) and mould (4), its characterized in that: the upper end of the lower die is fixedly provided with a lower die (2), a first water tank (5) and a second water tank (6) through bolts, a guide rod (3) is fixed on the top surface of the lower die (2) through bolts, the guide rod (3) penetrates through the wall body of an upper die (4), the side wall of the upper die (4) is connected with a transverse plate (7) in a welded mode, the bottom surface of the transverse plate (7) is connected with the top end of a vertical rod (8) in a welded mode, the bottom end of the vertical rod (8) is inserted into the first water tank (5) and fixedly bonded with a first piston plate (9), the vertical rod (8) is movably connected with the first water tank (5) through a sealed linear bearing, the top surface of the lower die (2) extends vertically downwards to form a cavity, a radiating pipe (23) penetrates into the wall body of the lower die (2) with the periphery of the cavity, a groove (10) is formed in the lower die (2) in, and a heat dissipation hole slot (19) is arranged in the wall body of the lower die (2), the top end wall bodies of the first water tank (5) and the second water tank (6) are respectively connected and communicated with a connecting box (24) through a first communicating pipe (20) and a second communicating pipe (22), a second piston plate (11) is arranged in the groove (10), the second piston plate (11) is connected with one end of a threaded rod (12) in a welding manner, the other end of the threaded rod (12) is inserted into the second water tank (6) and fixedly bonded with a third piston plate (13), the threaded rod (12) is not contacted with the wall body of the second water tank (6), a threaded sleeve (14) in threaded connection with the threaded rod (12) is sleeved on the threaded rod (12), the threaded sleeve (14) and the rotating rod (15) are both movably connected with a rolling bearing on the side wall of the second water tank (6), and gears (16) in welded connection with the threaded sleeve (14) and the rotating rod (15) are sleeved on the threaded, the one end of rotary rod (15) is inserted in radiating hole groove (19), and the one end round pin hub fixation of rotary rod (15) that inserts in radiating hole groove (19) has axial compressor fan blade (18), the cover has rather than engaged with chain (17) on gear (16), all insert rather than welded connection's fin (21) on the wall body of first communicating pipe (20) and second communicating pipe (22), the both ends of cooling tube (23) all with connecting box (24) welded connection and be linked together.

2. The mold of claim 1, wherein the cooling channel comprises: first piston board (9) and third piston board (13) are the rubber material, and second piston board (11) are the metal material, and first piston board (9) and third piston board (13) laminate mutually with first water tank (5) and second water tank (6) inner wall respectively, and second piston board (11) laminate mutually with the inner wall of recess (10).

3. The mold of claim 1, wherein the cooling channel comprises: the third piston plate (13) is hermetically bonded with the inner wall of the second water tank (6) through a rubber hose (25), and the section of the rubber hose (25) is rectangular.

4. The mold of claim 1, wherein the cooling channel comprises: two ends of the heat dissipation hole groove (19) are communicated with the side wall of the lower die (2), and the heat dissipation hole groove (19) and the rotating rod (15) are coaxial.

5. The mold of claim 1, wherein the cooling channel comprises: the radiating fin (21) is made of aluminum, and the surface of the radiating fin (21) is in a corrugated shape.

6. The mold of claim 1, wherein the cooling channel comprises: the radiating pipe (23) is attached to the inner wall of the lower die (2), and the connecting box (24) connected with the radiating pipe (23) is of a hollow square structure.