CN215434888U

CN215434888U - Injection mold heat dissipation equipment

Info

Publication number: CN215434888U
Application number: CN202121408862.XU
Authority: CN
Inventors: 刘水珍
Original assignee: Jiashan Boneng Electric Co ltd
Current assignee: Jiashan Boneng Electric Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2022-01-07
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses an injection mold heat dissipation device, which comprises a support plate, wherein when the injection mold heat dissipation device is used, an air cooling area is increased by the mutual matching of a driving motor, a disc, a fixed shaft, a rectangular groove, a third conical gear, a fourth conical gear, a rotating rod, a second blade and a hose through the left and right movement of an air outlet pipe on the top of an upper mold, the wind energy generated by the rotation of a plurality of first blades can cool a plurality of surfaces of a lower mold and an upper mold through the mutual matching of a first rotating rod, a first conical gear, a second conical gear, a rotating shaft, a first blade, a second rotating rod, a second driving gear and a second driven gear through the rotation of the lower mold, the plastic molded in the lower mold can be ejected through the mutual matching of a servo motor, the first driving gear, the second driving gear, a round pipe, a threaded rod, a round push plate, a connecting block and a round baffle plate, thereby reducing the working strength of the staff.

Description

Injection mold heat dissipation equipment

Technical Field

The utility model relates to the technical field of injection molds, in particular to injection mold heat dissipation equipment.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

The existing injection mold heat dissipation equipment is mostly a simple fan, and can only perform air cooling on the same position on the surface of the injection mold, the heat dissipation area is small, the time consumption is long, so that the working efficiency of enterprises is reduced, the existing heat dissipation equipment does not have an ejection mechanism, the existing heat dissipation equipment is difficult to take out of the mold after plastic molding, and the working strength of workers is increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a heat dissipation device of an injection mold.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides an injection mold heat dissipation equipment, includes the backup pad, the bottom of backup pad is close to the equal fixedly connected with supporting leg in four corners department, a plurality of the common fixedly connected with bottom plate in bottom of supporting leg, the top fixedly connected with n-shaped plate of backup pad, the top intermediate position department of backup pad is equipped with the bed die, the top of bed die is equipped with the mould, it has the inlet pipe to peg graft in top intermediate position department of mould, the bottom of bed die is equipped with ejection mechanism, the rear side of bed die is equipped with drive mechanism, the top of going up the mould is equipped with heat dissipation mechanism.

Furthermore, the bottom of lower mould is close to equal fixedly connected with movable rod in left and right sides department, the ring channel has been seted up at the top of backup pad, two the bottom of movable rod is all pegged graft at the ring channel inner chamber.

Further, the ejection mechanism comprises a servo motor, the servo motor is fixedly connected to the position, close to the right side, of the top of the bottom plate, a first bearing is fixedly connected to the middle position of the top of the bottom plate, a circular tube is inserted into an inner cavity of the first bearing, a first driven gear is sleeved on the outer side of the circular tube, close to the middle position, of the circular tube, a first driving gear is meshed with the right side of the first driven gear, the power output end of the servo motor is fixedly connected with the first driving gear, a threaded rod is inserted into the top end of the inner cavity of the circular tube, a first round hole is formed in the middle position of the top of the supporting plate, partition plates are fixedly connected to the positions, close to the tops, of the left side and the right side of the inner cavity of the first round hole, a circular push plate is jointly arranged at the tops of the two partition plates, the top end of the threaded rod is movably connected with the circular push plate, and a connecting block is fixedly connected to the top of the circular push plate, the bottom of the lower die is provided with a second round hole, the inner cavity of the second round hole is provided with a circular baffle, the top of the circular baffle is flush with the bottom of the inner cavity of the lower die, and the top of the connecting block is fixedly connected with the circular baffle.

Further, the inner cavity of pipe is seted up with the internal thread that matches each other of threaded rod, the threaded rod passes through internal thread and pipe swing joint.

Further, heat dissipation mechanism includes driving motor, driving motor fixed connection is in n shape plate cavity top intermediate position department, driving motor's power take off end fixedly connected with disc, just driving motor power take off end outside cover is equipped with double groove wheel, the bottom of disc is close to left side fixedly connected with fixed axle, the bottom of disc is close to left side department and is equipped with the rectangular channel, peg graft at the inner chamber of rectangular channel in the bottom of fixed axle, the bottom fixedly connected with of rectangular channel goes out the tuber pipe, the equal fixedly connected with limiting plate in both sides around the rectangular channel, two the perforation has all been seted up on the limiting plate, the perforation inner chamber runs through and is equipped with U-shaped pole, two the shorter one end of U-shaped pole U-shaped structure all with n shape plate cavity top fixed connection.

Furthermore, a second bearing is fixedly connected to the position, close to the right side, of the top of the supporting plate, a third bearing is fixedly connected to the position, close to the right side, of the top of the inner cavity of the n-shaped plate, a first rotating rod is inserted into the inner cavity of the second bearing, the top end of the first rotating rod is inserted into the inner cavity of the third bearing, a first single grooved wheel is sleeved on the position, close to the top end, of the outer side of the first rotating rod, a first belt is arranged between the double grooved wheel and the first single grooved wheel, the double grooved wheel and the first single grooved wheel are in transmission connection through the first belt, a first bevel gear is sleeved on the position, close to the bottom end, of the outer side of the first rotating rod, a second bevel gear is meshed on the left side of the first bevel gear, a vertical plate is arranged on the left side of the second bevel gear, the bottom of the vertical plate is fixedly connected with the supporting plate, and a fourth bearing is fixedly connected to the position, close to the top of the vertical plate, the left side of the second bevel gear is fixedly connected with a rotating shaft, the left end of the rotating shaft penetrates through a fourth bearing, a plurality of first blades are fixedly connected, a third bevel gear is sleeved at the position, close to the top end, of the outer side of the first rotating rod, a fourth bevel gear is meshed with the left side of the third bevel gear, a shell is arranged on the left side of the fourth bevel gear, the top of the shell is fixedly connected with the top of the inner cavity of the n-shaped plate, the left side and the right side of the shell are both fixedly connected with fifth bearings, the left side of the fourth bevel gear is fixedly connected with a rotating rod, the left end of the rotating rod penetrates through the adjacent fifth bearing, and is inserted into the inner cavity of the fifth bearing far away from the fifth bearing, the outer side of the rotating rod is fixedly connected with a plurality of second blades, and the plurality of second blades are all positioned in the inner cavity of the shell, a hose is inserted at the position, close to the bottom, of the left side of the shell, and one end, far away from the shell, of the hose is fixedly connected with the air outlet pipe.

Further, drive mechanism includes second driven gear, second driven gear establishes in the outside of bed die and is close to bottom department, second driven gear's rear side meshing has second drive gear, second drive gear's inner chamber runs through and is equipped with the second dwang, the equal fixedly connected with sixth bearing of rear side department is close to at the top that rear side department and backup pad are close to in n shaped plate inner chamber top, peg graft respectively at adjacent sixth bearing inner chamber at the upper and lower both ends of second dwang, the outside of second dwang is close to top department cover and is equipped with the single sheave of second, be equipped with the second belt between double sheave and the single sheave of second, be connected through second belt transmission between double sheave and the single sheave of second.

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

1. the air cooling area is increased by the mutual matching of the driving motor, the disc, the fixed shaft, the rectangular groove, the limiting plate, the U-shaped rod, the third conical gear, the fourth conical gear, the rotating rod, the second blade and the hose through the left-right reciprocating movement of the air outlet pipe on the top of the upper die, and the wind energy generated by the rotation of the first blades is used for air cooling multiple surfaces of the lower die and the upper die through the mutual matching of the double grooved wheels, the first single grooved wheel, the first belt, the first rotating rod, the second conical gear, the rotating shaft, the first blade, the second single grooved wheel, the second belt, the second rotating rod, the second driving gear and the second driven gear through the rotation of the lower die, so that the heat dissipation efficiency is accelerated, and the working efficiency of enterprises is improved;

2. through mutually supporting between servo motor, first drive gear, second drive gear, pipe, threaded rod, circular push pedal, connecting block and the circular baffle can be ejecting with injection moulding's plastic in the bed die, make things convenient for the staff to transport to staff's working strength has been reduced.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a schematic structural diagram of the present embodiment;

FIG. 3 is a right side view of the present embodiment;

fig. 4 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a support plate; 2. supporting legs; 3. a base plate; 4. an n-shaped plate; 5. a first driven gear; 6. a circular tube; 7. a servo motor; 8. a first drive gear; 9. a threaded rod; 10. a circular push plate; 11. a movable rod; 12. a lower die; 13. an upper die; 14. a feed pipe; 15. a second rotating lever; 16. a double grooved pulley; 17. a drive motor; 18. a disc; 19. a third bevel gear; 20. a fourth bevel gear; 21. a first single sheave; 22. a first rotating lever; 23. a first blade; 24. a second bevel gear; 25. a first bevel gear; 26. a circular baffle; 27. a rotating rod; 28. a second blade; 29. a second driven gear; 30. a second drive gear; 31. an air outlet pipe; 32. a second single sheave; 33. a rectangular groove.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, an injection mold heat dissipation apparatus includes a support plate 1, wherein the bottom of the support plate 1 is fixedly connected with support legs 2 near four corners, the bottom of a plurality of support legs 2 is fixedly connected with a bottom plate 3, the top of the support plate 1 is fixedly connected with an n-shaped plate 4, a lower mold 12 is arranged at the middle position of the top of the support plate 1, the bottom of the lower mold 12 is fixedly connected with movable rods 11 near the left and right sides, the top of the support plate 1 is provided with an annular groove, the bottom ends of the two movable rods 11 are inserted into the inner cavity of the annular groove, the top of the lower mold 12 is provided with an upper mold 13, a feed pipe 14 is inserted at the middle position of the top of the upper mold 13, the bottom of the lower mold 12 is provided with an ejection mechanism, the ejection mechanism includes a servo motor 7, the servo motor 7 is fixedly connected at the top of the bottom plate 3 near the right side, and a first bearing is fixedly connected at the middle position of the top of the bottom plate 3, a round pipe 6 is inserted in the inner cavity of the first bearing, a first driven gear 5 is sleeved on the outer side of the round pipe 6 close to the middle position, a first driving gear 8 is meshed on the right side of the first driven gear 5, the power output end of a servo motor 7 is fixedly connected with the first driving gear 8, a threaded rod 9 is inserted on the top end of the inner cavity of the round pipe 6, an internal thread matched with the threaded rod 9 is arranged in the inner cavity of the round pipe 6, the threaded rod 9 is movably connected with the round pipe 6 through the internal thread, a first round hole is arranged at the middle position of the top of the supporting plate 1, partition plates are fixedly connected on the left side and the right side of the inner cavity of the first round hole close to the top, a round push plate 10 is jointly arranged on the tops of the two partition plates, the top end of the threaded rod 9 is movably connected with the round push plate 10, a connecting block is fixedly connected on the top of the round push plate 10, a second round hole is arranged at the bottom of the lower die 12, a round baffle 26 is arranged in the inner cavity of the second round hole, the top of the circular baffle 26 is flush with the bottom of the inner cavity of the lower die 12, the top of the connecting block is fixedly connected with the circular baffle 26, the rear side of the lower die 12 is provided with a transmission mechanism, the transmission mechanism comprises a second driven gear 29, the second driven gear 29 is sleeved on the outer side of the lower die 12 close to the bottom, the rear side of the second driven gear 29 is meshed with a second driving gear 30, the inner cavity of the second driving gear 30 is provided with a second rotating rod 15 in a penetrating manner, the top of the inner cavity of the n-shaped plate 4 close to the rear side and the top of the supporting plate 1 close to the rear side are both fixedly connected with sixth bearings, the upper end and the lower end of the second rotating rod 15 are respectively inserted into the inner cavities of the adjacent sixth bearings, the outer side of the second rotating rod 15 close to the top is sleeved with a second single grooved pulley 32, a second belt is arranged between the double grooved pulley 16 and the second single grooved pulley 32, and the double grooved pulley 16 and the second single grooved pulley 32 are in transmission connection through a second belt, the top of the upper die 13 is provided with a heat dissipation mechanism, the heat dissipation mechanism comprises a driving motor 17, the driving motor 17 is fixedly connected at the middle position of the top of the inner cavity of the n-shaped plate 4, a disc 18 is fixedly connected with the power output end of the driving motor 17, a double-grooved pulley 16 is sleeved outside the power output end of the driving motor 17, a fixed shaft is fixedly connected at the position of the bottom of the disc 18 close to the left side, a rectangular groove 33 is arranged at the position of the bottom of the disc 18 close to the left side, the bottom end of the fixed shaft is inserted into the inner cavity of the rectangular groove 33, the bottom of the rectangular groove 33 is fixedly connected with an air outlet pipe 31, limiting plates are fixedly connected at the front side and the rear side of the rectangular groove 33, through holes are respectively arranged on the two limiting plates, a U-shaped rod is arranged in the through hole inner cavity, the shorter ends of the U-shaped rods are fixedly connected with the top of the inner cavity of the n-shaped plate 4, and a second bearing is fixedly connected at the position of the top of the supporting plate 1 close to the right side, a third bearing is fixedly connected to the position, close to the right side, of the top of the inner cavity of the n-shaped plate 4, a first rotating rod 22 is inserted into the inner cavity of the second bearing, the top end of the first rotating rod 22 is inserted into the inner cavity of the third bearing, a first single grooved wheel 21 is sleeved on the position, close to the top end, of the outer side of the first rotating rod 22, a first belt is arranged between the double grooved wheel 16 and the first single grooved wheel 21, the double grooved wheel 16 and the first single grooved wheel 21 are in transmission connection through the first belt, a first conical gear 25 is sleeved on the position, close to the bottom end, of the outer side of the first rotating rod 22, a second conical gear 24 is meshed with the left side of the first conical gear 25, a vertical plate is arranged on the left side of the second conical gear 24, the bottom of the vertical plate is fixedly connected with the supporting plate 1, a fourth bearing is fixedly connected to the position, close to the top, a rotating shaft is fixedly connected to the left side of the second conical gear 24, the left end of the rotating shaft penetrates through the fourth bearing and is fixedly connected with a plurality of first blades 23, the outside of first bull stick 22 is close to top department cover and is equipped with third bevel gear 19, the left side meshing of third bevel gear 19 has fourth bevel gear 20, the left side of fourth bevel gear 20 is equipped with the casing, and 4 inner chamber tops fixed connection of casing top and n shaped plate, the equal fixedly connected with fifth bearing in the casing left and right sides, fourth bevel gear 20 left side fixedly connected with bull stick 27, adjacent fifth bearing is run through to the left end of bull stick 27, and plug in the fifth bearing inner chamber of keeping away from mutually, a plurality of second blade 28 of the outside fixedly connected with of bull stick 27, and a plurality of second blade 28 all is located the casing inner chamber, the casing left side is close to bottom department and pegs graft there is the hose, the one end that the casing was kept away from to the hose is managed 31 fixed connection with the play wind.

The working principle is as follows: when the utility model is used, the external power supply starts the driving motor 17, the driving motor 17 drives the double grooved wheels 16 and the disc 18 to rotate simultaneously through the power output shaft, the disc 18 rotates to drive the fixed shaft to rotate in the inner cavity of the rectangular groove 33 and drive the rectangular groove 33 to move left and right, the rectangular groove 33 is limited through the mutual matching between the two groups of limiting plates and the U-shaped rod, the rectangular groove 33 is prevented from being deviated, the rectangular groove 33 moves left and right to drive the air outlet pipe 31 to move left and right, the double grooved wheels 16 rotate and drive the first single grooved wheel 21 to rotate through the first belt, the first single grooved wheel 21 rotates to drive the first rotating rod 22 to rotate, the first rotating rod 22 rotates to drive the third conical gear 19 to rotate, the third conical gear 19 rotates to drive the fourth conical gear 20 engaged with the third conical gear to rotate, the fourth conical gear 20 rotates to drive the rotating rod 27 to rotate, the rotating rod 27 rotates to drive the plurality of second blades 28 to rotate, the plurality of second blades 28 rotate in the inner cavity of the shell and generate wind power which is conveyed to the air outlet pipe 31 through the hose, cold air is blown to the top of the upper die 13 through the air outlet pipe 31 which moves left and right in a reciprocating manner, the first rotating rod 22 rotates and simultaneously drives the first bevel gear 25 to rotate, the first bevel gear 25 rotates and drives the second bevel gear 24 which is meshed with the first bevel gear 24 to rotate, the second bevel gear 24 rotates and drives the rotating shaft to rotate, the rotating shaft rotates and drives the plurality of first blades 23 to rotate, the double-grooved pulley 16 rotates and simultaneously drives the second single-grooved pulley 32 to rotate through the second belt, the second single-grooved pulley 32 rotates and drives the second rotating rod 15 to rotate, the second rotating rod 15 rotates and drives the second driving gear 30 to rotate, the second driving gear 30 rotates and drives the second driven gear 29 which is meshed with the second driving gear 29 to rotate and drives the lower die 12 to rotate, and the plurality of upper dies 13 can be blown through the wind power generated by the rotation of the plurality of first blades 23 Cold, and rotate at the ring channel inner chamber through two movable rods 11 and carry on spacingly to bed die 12, take off mould 13 after the plastic shaping, start servo motor 7 through external power supply, servo motor 7 work drives first drive gear 8 rotatory, first drive gear 8 is rotatory to drive first driven gear 5 rotatory with it intermeshing, first driven gear 5 is rotatory to drive pipe 6 rotatory, pipe 6 is rotatory to drive threaded rod 9 rebound through the internal thread, threaded rod 9 rebound drives circular push pedal 10 rebound, circular push pedal 10 rebound drives circular baffle 26 through the connecting block and upwards promotes the shaping plastic, thereby ejecting from bed die 12 inner chamber with the plastic, staff's working strength has been reduced.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides an injection mold heat dissipation equipment, includes backup pad (1), its characterized in that: the bottom of backup pad (1) is close to equal fixedly connected with supporting leg (2), a plurality of the common fixedly connected with bottom plate (3) in bottom of supporting leg (2), the top fixedly connected with n shaped plate (4) of backup pad (1), the top intermediate position department of backup pad (1) is equipped with bed die (12), the top of bed die (12) is equipped with mould (13), it has inlet pipe (14) to go up mould (13) top intermediate position department grafting, the bottom of bed die (12) is equipped with ejection mechanism, the rear side of bed die (12) is equipped with drive mechanism, the top of going up mould (13) is equipped with heat dissipation mechanism.

2. An injection mold heat sink apparatus as claimed in claim 1, wherein: the bottom of the lower die (12) is close to the left side and the right side and is fixedly connected with movable rods (11), an annular groove is formed in the top of the supporting plate (1), and the bottom ends of the two movable rods (11) are all inserted into the inner cavity of the annular groove.

3. An injection mold heat sink apparatus as claimed in claim 1, wherein: the ejection mechanism comprises a servo motor (7), the servo motor (7) is fixedly connected to the position, close to the right side, of the top of the bottom plate (3), a first bearing is fixedly connected to the middle position of the top of the bottom plate (3), a round pipe (6) is inserted into an inner cavity of the first bearing, a first driven gear (5) is sleeved on the position, close to the middle position, of the outer side of the round pipe (6), a first driving gear (8) is meshed with the right side of the first driven gear (5), the power output end of the servo motor (7) is fixedly connected with the first driving gear (8), a threaded rod (9) is inserted into the top end of the inner cavity of the round pipe (6), a first round hole is formed in the middle position of the top of the support plate (1), partition plates are fixedly connected to the positions, close to the tops, of the left side and the right side of the inner cavity of the first round hole, and circular push plates (10) are jointly arranged at the tops of the two partition plates, the top and circular push pedal (10) swing joint of threaded rod (9), the top fixedly connected with connecting block of circular push pedal (10), the second round hole has been seted up to the bottom of bed die (12), second round hole inner chamber is equipped with circular baffle (26), just the top of circular baffle (26) is parallel and level with the inner chamber bottom of bed die (12), connecting block top and circular baffle (26) fixed connection.

4. An injection mold heat sink apparatus as claimed in claim 3, wherein: the inner cavity of pipe (6) is seted up the internal thread that matches each other with threaded rod (9), threaded rod (9) are through internal thread and pipe (6) swing joint.

5. An injection mold heat sink apparatus as claimed in claim 1, wherein: the heat dissipation mechanism comprises a driving motor (17), the driving motor (17) is fixedly connected to the middle position of the top of the inner cavity of the n-shaped plate (4), a disc (18) is fixedly connected with the power output end of the driving motor (17), and the outer side of the power output end of the driving motor (17) is sleeved with a double grooved wheel (16), a fixed shaft is fixedly connected to the bottom of the disc (18) close to the left side, a rectangular groove (33) is formed in the bottom of the disc (18) close to the left side, the bottom end of the fixed shaft is inserted in the inner cavity of the rectangular groove (33), the bottom of the rectangular groove (33) is fixedly connected with an air outlet pipe (31), limiting plates are fixedly connected to the front side and the rear side of the rectangular groove (33), perforations are arranged on the two limiting plates, the perforation inner cavity is provided with a U-shaped rod in a penetrating mode, and the short end of the U-shaped rod U-shaped structure is fixedly connected with the top of the inner cavity of the n-shaped plate (4).

6. An injection mold heat sink apparatus as claimed in claim 5, wherein: a second bearing is fixedly connected to the position, close to the right side, of the top of the supporting plate (1), a third bearing is fixedly connected to the position, close to the right side, of the top of the inner cavity of the n-shaped plate (4), a first rotating rod (22) is inserted into the inner cavity of the second bearing, the top end of the first rotating rod (22) is inserted into the inner cavity of the third bearing, a first single grooved wheel (21) is sleeved on the position, close to the top end, of the outer side of the first rotating rod (22), a first belt is arranged between the double grooved wheels (16) and the first single grooved wheel (21), the double grooved wheels (16) and the first single grooved wheel (21) are in transmission connection through the first belt, a first conical gear (25) is sleeved on the position, close to the bottom end, of the outer side of the first rotating rod (22), a second conical gear (24) is meshed with the left side of the first conical gear (25), and a vertical plate is arranged on the left side of the second conical gear (24), the bottom of the vertical plate is fixedly connected with the supporting plate (1), a fourth bearing is fixedly connected to the position, close to the top, of the vertical plate, a rotating shaft is fixedly connected to the left side of the second bevel gear (24), the left end of the rotating shaft penetrates through the fourth bearing and is fixedly connected with a plurality of first blades (23), a third bevel gear (19) is sleeved on the position, close to the top end, of the outer side of the first rotating rod (22), a fourth bevel gear (20) is meshed to the left side of the third bevel gear (19), a shell is arranged on the left side of the fourth bevel gear (20), the top of the shell is fixedly connected with the top of an inner cavity of the n-shaped plate (4), fifth bearings are fixedly connected to the left side and the right side of the shell, a rotating rod (27) is fixedly connected to the left side of the fourth bevel gear (20), the left end of the rotating rod (27) penetrates through adjacent fifth bearings and is inserted into a fifth bearing inner cavity which is far away from the fifth bearings, the outer side of the rotating rod (27) is fixedly connected with a plurality of second blades (28), the plurality of second blades (28) are located in the inner cavity of the shell, a hose is inserted at the position, close to the bottom, of the left side of the shell, and one end, far away from the shell, of the hose is fixedly connected with the air outlet pipe (31).

7. An injection mold heat sink apparatus as claimed in claim 5, wherein: the transmission mechanism comprises a second driven gear (29), the second driven gear (29) is sleeved at the position, close to the bottom, of the outer side of the lower die (12), a second driving gear (30) is meshed with the rear side of the second driven gear (29), a second rotating rod (15) penetrates through the inner cavity of the second driving gear (30), the top of the inner cavity of the n-shaped plate (4) close to the rear side and the top of the supporting plate (1) close to the rear side are both fixedly connected with a sixth bearing, the upper end and the lower end of the second rotating rod (15) are respectively inserted into the adjacent sixth bearing inner cavities, a second single grooved wheel (32) is sleeved at the position, close to the top end, of the outer side of the second rotating rod (15), a second belt is arranged between the double grooved wheel (16) and the second single grooved wheel (32), the double grooved pulley (16) is in transmission connection with the second single grooved pulley (32) through a second belt.