CN115107232A

CN115107232A - Injection mold convenient to uniform cooling

Info

Publication number: CN115107232A
Application number: CN202210897348.XA
Authority: CN
Inventors: 杨玉春
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-09-27

Abstract

The invention discloses an injection mold for uniform cooling, comprising a base, a mounting plate is fixedly connected to the top of the base, a mold is arranged on the inner side of the mounting plate, and the mold is divided into an upper mold and a lower mold; a movable groove; , open on the inner side wall of the mounting plate, the inner side of the mounting plate is provided with a mounting block, the outer side wall of the mounting block is mounted with a movable block, the movable block and the movable groove correspond to form a sliding structure, the mounting block It is slidably connected with the movable slot, the inner side wall of the mounting block is installed with a fan; the inside of the base is installed with a motor, and the top output end of the motor is fixedly connected with a drive shaft, the drive shaft penetrates the base and drives The top of the shaft extends to the inside of the lower mold. The injection mold, which is convenient for uniform cooling, is double-cooled by a fan and a cooling water pipe, so that the mold can be cooled uniformly and sufficiently, and at the same time, the finished product can be demolded conveniently and quickly, which is more practical.

Description

Injection mold convenient to uniform cooling

Technical Field

The invention relates to the technical field of injection molds, in particular to an injection mold convenient for uniform cooling.

Background

The injection mold is a tool for producing plastic products, the plastic melted by heating is injected into a mold cavity under high pressure by an injection molding machine, and a formed product can be obtained after cooling and solidification, the injection mold is widely used for producing and processing the plastic products, such as an injection mold easy to dissipate heat with the publication number of CN210758943U, the mold can be cooled from the outside and the inside at the same time through the arranged cooling fan and the cooling flow channel, the cooling efficiency is high, and the molding efficiency of a plastic part is high; after the upper die and the lower die are assembled, the manual auxiliary stabilizing assembly is used for further stabilizing, so that the die is prevented from shaking in the injection molding process, the stability is improved, and the quality of a plastic part is improved;

for example, the injection mold provided with the cooling mechanism disclosed in the publication No. CN210552674U is provided with a heat dissipation pore passage, so that heat dissipation is facilitated through an air cooling mode, and the heat dissipation effect is better, cooling water enters through the water inlet nozzle through the N-shaped pipeline and the copper pipe, and is discharged and recovered from the water outlet nozzle through circulation of the N-shaped pipeline and the copper pipe, so as to reduce the temperature around the mold core of the mold, so as to facilitate rapid cooling and mold ejection, and the cooling effect is better by matching with the heat dissipation pore passage for heat dissipation, however, the injection mold only cools and cools the mold through the cooling water in the cooling flow passage, and the cooling effect is poor and is not uniform enough, so that the cooling efficiency of the mold is affected;

and the product of the injection mold disclosed above can be adhered to the inner wall of the mold after the product is cooled and formed, so that subsequent demolding operation is inconvenient, the operation is not easy to cause abrasion of the finished product, the quality of the product is affected, and the injection mold is not practical enough.

We have therefore proposed an injection mould which facilitates uniform cooling in order to solve the problems set out above.

Disclosure of Invention

The invention aims to provide an injection mold convenient for uniform cooling, and aims to solve the problems that the fan is fixed in the prior art, so that the outer side of the whole mold cannot be fully blown, the heat dissipation effect is not uniform enough, the injection mold only cools and cools the mold through cooling water in a cooling flow channel, the cooling effect is poor, the cooling effect is not uniform enough, and the cooling efficiency of the mold is influenced; the existing injection mold has the problems that after a product is cooled and formed, the product can be adhered to the inner wall of the mold, so that subsequent demolding operation is inconvenient, the operation is not easy to cause abrasion of finished products, the quality of the product is influenced, and the product is not practical enough.

In order to achieve the purpose, the invention provides the following technical scheme: an injection mold convenient for uniform cooling comprises a base, wherein the top of the base is fixedly connected with a mounting plate, the inner side of the mounting plate is provided with a mold body, and the mold body is divided into an upper mold and a lower mold;

further comprising:

the movable groove is formed in the inner side wall of the mounting plate, the mounting block is arranged on the inner side of the mounting plate, the movable block is mounted on the outer side wall of the mounting block, the movable block and the movable groove correspond to each other to form a sliding structure, the mounting block is connected with the movable groove in a sliding mode, and a fan is mounted on the inner side wall of the mounting block;

the internally mounted of base has the motor, the top output end fixedly connected with drive shaft of motor, the drive shaft runs through the base, and the top of drive shaft extends to the inboard of bed die.

Preferably, the internally mounted of base has the ring gear, the inboard of ring gear is provided with the full gear, full gear fixed connection be in on the drive shaft, the left side meshing of full gear is connected with the pinion, the left side of pinion with the ring gear meshing is connected.

Through adopting above technical scheme for the motor can drive the drive shaft rotatory, thereby can drive the rotation of full gear, the rotation of full gear can drive rather than the pinion rotation of meshing, because of pinion and ring gear meshing connection, so pinion's rotation can drive the ring gear and rotate.

Preferably, the outer side wall of the gear ring is provided with a sliding block, the inner side wall of the base is provided with a sliding groove, the sliding block and the sliding groove correspond to form a sliding structure, and the sliding block and the sliding groove are of a T-shaped structure.

Through adopting above technical scheme, "T" font structure's slider slides in the spout for the slip of slider is more stable, thereby has improved the stability of ring gear in rotatory process.

Preferably, the top of the gear ring is fixedly connected with a fixing rod, the fixing rod penetrates through the base, a top bearing of the fixing rod is connected with an engaging block, and the top of the engaging block is connected with a bearing of the mounting block.

Through adopting above technical scheme for the gear ring pivoted in-process can drive the dead lever and rotate on the base, thereby drives the meshing piece rotation at its top.

Preferably, the inner side wall of the mounting plate is provided with tooth blocks which are uniformly distributed on the inner side wall of the mounting plate in an annular shape, and the meshing block is meshed and connected with the tooth blocks.

Through adopting above technical scheme for the meshing piece is at pivoted in-process and tooth piece intermeshing, has not only improved the stability that meshing piece and installation piece rotated the in-process, can also cooperate the sliding construction in movable block and activity groove for the fan of installation piece inner wall corresponds with the mould, thereby dispels the heat to the mould and cools down, and the cooling is more even.

Preferably, the bottom of the lower die is fixedly connected with a connecting spring, and the bottom of the connecting spring is fixedly connected with the top of the base.

Through adopting above technical scheme for the bed die has certain bradyseism effect, thereby has improved the stability ability of mould.

Preferably, a main gear is mounted on the driving shaft, bevel gears are meshed and connected to two sides of the main gear, and shaft rods are connected to the outer sides of the bevel gears in a key connection mode.

Through adopting above technical scheme for make the drive shaft rotate and can drive the master gear rotatory, further can drive the rotation of bevel gear, thereby make the axostylus axostyle rotate.

Preferably, the inner side of the lower die is provided with a lower die cavity, the top of the base is fixedly connected with a fixing plate, the outer end of the shaft rod is connected with a bearing of the fixing plate, an eccentric wheel is mounted on the shaft rod, and one end of the eccentric wheel is attached to the lower die cavity.

Through adopting above technical scheme for axostylus axostyle pivoted in-process drives the eccentric wheel and rotates, thereby can intermittent type nature with lower chase laminating mutually, make the eccentric wheel can strike lower chase, make lower chase cooperation connecting spring's effect produce vibrations, make the inside finished product of lower chase not hard up, the drawing of patterns of being convenient for.

Preferably, the rear side wall of the lower die is provided with a water inlet, the right side of the water inlet is provided with a water outlet, a cooling water pipe is arranged inside the lower die, the cooling water pipe is wound on the outer side wall of the lower die cavity in a spiral structure, and two ends of the cooling water pipe are respectively connected with the water inlet and the water outlet.

Through adopting above technical scheme for the inside cooling water of condenser tube can be at the lateral wall circulation flow of die cavity down, thereby can take away the inside heat of die cavity down, thereby carries out cooling to the die cavity inside down.

Compared with the prior art, the invention has the beneficial effects that: this injection mold convenient to evenly cool down through fan cooperation condenser tube's dual cooling to can be even abundant make the mould cool down, can also convenient and fast simultaneously demold the finished product, more practical, its concrete content as follows:

1. the injection mold convenient for uniform cooling is provided with the motor, the motor can drive the full gear on the driving shaft to rotate, so as to drive the pinion to rotate, the gear ring can be rotated in the base due to the rotation of the pinion, the mounting block at the top of the fixing rod is driven to rotate on the inner side of the mounting plate, the fan is driven to rotate around the outer side of the mold, so that the mold can be fully cooled and dissipated, the cooling effect is more uniform, and the mold body is fully cooled by matching the effect of the cooling water pipe;

2. the injection mold convenient for uniform cooling is provided with the eccentric wheel, the motor drives the shaft to rotate while working, so that the main gear at the top of the driving shaft rotates to drive the bevel gear and the shaft rod which are meshed with the main gear to rotate, the eccentric wheel can rotate when the shaft rod rotates, the lower die groove is attached intermittently, and the lower mold vibrates under the elastic action of the connecting spring, so that a finished product in the lower die groove can be separated from the lower die groove conveniently, demoulding of a formed product is facilitated, and the injection mold is more practical;

3. this injection mold convenient to evenly cool down, connecting spring's the drawing of patterns of not only being convenient for shaping product that sets up can also play certain buffering and shock attenuation effect, and the setting of the slider and the spout of "T" font structure can increase the stability of ring gear rotation in-process, and further drive fan rotates the stability of in-process.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic top view of a ring gear of the present invention;

FIG. 3 is a schematic top view of the engaging block engaging with the mounting plate according to the present invention;

FIG. 4 is a schematic perspective view of the mold body according to the present invention;

FIG. 5 is a schematic view of a main sectional structure of the lower mold of the present invention;

FIG. 6 is a schematic view of a cooling water pipe according to the present invention;

FIG. 7 is a schematic view of the main section structure of the slider and chute connection of the present invention.

In the figure: 1. a base; 2. a mold body; 201. an upper die; 202. a lower die; 3. mounting a plate; 4. a movable groove; 5. mounting blocks; 6. a movable block; 7. a fan; 8. an engagement block; 9. fixing the rod; 10. a ring gear; 11. a slider; 12. a motor; 13. all-gear; 14. a drive shaft; 15. a pinion gear; 16. a tooth block; 17. a lower die cavity; 18. a cooling water pipe; 19. a connecting spring; 20. a fixing plate; 21. a main gear; 22. a bevel gear; 23. an eccentric wheel; 24. a water inlet; 25. a water outlet; 26. a chute; 27. a shaft rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an injection mold convenient for uniform cooling comprises a base 1, a mold body 2, an upper mold 201, a lower mold 202, a mounting plate 3, a movable groove 4, a mounting block 5, a movable block 6, a fan 7, a meshing block 8, a fixed rod 9, a gear ring 10, a slide block 11, a motor 12, a full gear 13, a driving shaft 14, a secondary gear 15, a toothed block 16, a lower groove 17, a cooling water pipe 18, a connecting spring 19, a fixed plate 20, a main gear 21, a bevel gear 22, an eccentric wheel 23, a water inlet 24, a water outlet 25, a sliding groove 26 and a shaft rod 27, wherein the mounting plate 3 is fixedly connected to the top of the base 1, the mold body 2 is arranged on the inner side of the mounting plate 3, and the mold body 2 is divided into the upper mold 201 and the lower mold 202;

further comprising: the movable groove 4 is formed in the inner side wall of the mounting plate 3, the mounting block 5 is arranged on the inner side of the mounting plate 3, the movable block 6 is mounted on the outer side wall of the mounting block 5, the movable block 6 and the movable groove 4 correspond to form a sliding structure, the mounting block 5 is connected with the movable groove 4 in a sliding mode, and the fan 7 is mounted on the inner side wall of the mounting block 5; the inner mounting of base 1 has motor 12, and the top output end fixedly connected with drive shaft 14 of motor 12, drive shaft 14 run through base 1, and the top of drive shaft 14 extends to the inboard of lower mould 202. A gear ring 10 is installed inside the base 1, a full gear 13 is arranged on the inner side of the gear ring 10, the full gear 13 is fixedly connected to a driving shaft 14, a pinion 15 is connected to the left side of the full gear 13 in a meshed mode, and the left side of the pinion 15 is connected with the gear ring 10 in a meshed mode. The top fixedly connected with dead lever 9 of ring gear 10, dead lever 9 run through base 1, and the top bearing of dead lever 9 is connected with meshing piece 8, and the top and the installation piece 5 bearing of meshing piece 8 are connected. The inner side wall of the mounting plate 3 is provided with a tooth block 16, the tooth block 16 is uniformly distributed on the inner side wall of the mounting plate 3 in an annular shape, a meshing block 8 is meshed with the tooth block 16, as shown in fig. 1-3, a motor 12 is started, a full gear 13 on a driving shaft 14 can be driven to rotate through the motor 12, and then a secondary gear 15 is driven to rotate, the rotation of the secondary gear 15 can enable a gear ring 10 to rotate in the base 1, the stability of the gear ring 10 in the rotating process is improved through the effect of a slide block 11 and a slide groove 26 which are of a T-shaped structure, and the rotation of the gear ring 10 can drive a mounting block 5 at the top of a fixed rod 9 to rotate on the inner side of the mounting plate 3, due to the sliding structure of a movable groove 4 and a movable block 6, a fan 7 rotates around the outer side of the mold body 2, so that the mold body 2 can be fully cooled and dissipated heat, the cooling effect is more uniform, and through holes are formed in both sides of a lower mold 202 of the injection mold, so that the wind can enter the bottom of the lower die 202, and the cooling effect is better.

As shown in fig. 1 and 7, the sliding block 11 is installed on the outer side wall of the gear ring 10, the sliding groove 26 is formed in the inner side wall of the base 1, the sliding block 11 and the sliding groove 26 correspond to form a sliding structure, the sliding block 11 and the sliding groove 26 are both of a T-shaped structure, the sliding block 11 of the T-shaped structure slides inside the sliding groove 26, the sliding structure of the sliding block 11 is more stable, the stability of the gear ring 10 in the rotating process is improved, and the whole mold is more stable in the working process.

The bottom of the lower die 202 is fixedly connected with a connecting spring 19, and the bottom of the connecting spring 19 is fixedly connected with the top of the base 1. The driving shaft 14 is provided with a main gear 21, two sides of the main gear 21 are respectively engaged with a bevel gear 22, and the outer side of the bevel gear 22 is respectively keyed with a shaft rod 27. The inner side of the lower mold 202 is provided with a lower mold cavity 17, the top of the base 1 is fixedly connected with a fixing plate 20, the outer end of a shaft rod 27 is in bearing connection with the fixing plate 20, and an eccentric wheel 23 is installed on the shaft rod 27, one end of the eccentric wheel 23 is attached to the lower mold cavity 17, as shown in fig. 1 and 5, the motor 12 drives the driving shaft 14 to rotate while working, so that a main gear 21 on the top of the driving shaft 14 rotates, the rotation of the main gear 21 drives a bevel gear 22 engaged with the main gear to rotate, the rotation of the bevel gear 22 drives the shaft rod 27 to rotate, the shaft rod 27 rotates the eccentric wheel 23 when rotating, the rotation of the eccentric wheel 23 is intermittently attached to the bottom of the lower mold cavity 17, and the elastic action of a connecting spring 19 is matched, so that the lower mold 202 can generate slight vibration, thereby facilitating the separation of a finished product inside the lower mold cavity 17 from the lower mold cavity 17, the demoulding of the formed product is convenient, and the method is more practical.

As shown in fig. 6, a water inlet 24 has been seted up to the back lateral wall of bed die 202, and delivery port 25 has been seted up on the right side of water inlet 24, the inside of bed die 202 is provided with condenser tube 18, condenser tube 18 is the lateral wall of helical structure winding at bed die 17 down, and condenser tube 18's both ends are connected with water inlet 24 and delivery port 25 respectively, condenser tube 18 inside cooling water can be at the lateral wall circulation flow of bed die 17 down, thereby can take away the inside heat of bed die 17 down, cooperate the combined action of fan 7, make the cooling effect of whole mould more even, and the cooling efficiency is high.

The working principle of the embodiment is as follows: when the injection mold convenient for uniform cooling is used, firstly, the upper mold 201 and the lower mold 202 are correspondingly clamped, after molten plastic is injected into a mold cavity from an injection molding machine at high pressure, the motor 12 is started, the full gear 13 on the driving shaft 14 can be driven to rotate through the motor 12, and then the pinion 15 and the gear ring 10 are driven to rotate inside the base 1, and the rotation of the gear ring 10 can drive the mounting block 5 at the top of the fixing rod 9 to rotate inside the mounting plate 3, so that the fan 7 rotates around the outer side of the mold body 2, thereby being capable of performing sufficient cooling and heat dissipation on the mold body 2, having more uniform cooling effect, and then being capable of injecting cooling water into the cooling water pipe 18 from the water inlet 24, so that the cooling water cools the lower mold groove 17, and being matched with the dual functions of the cooling water pipe 18 through the fan 7, so that the cooling of the mold is more sufficient and uniform, and the cooling efficiency is higher, and motor 12 can also drive the eccentric wheel 23 of bottom die 202 and rotate, and the rotation of eccentric wheel 23 strikes the bottom of lower die slot 17, cooperates the elastic action of connecting spring 19 for bottom die 202 can produce slight vibrations, thereby makes things convenient for the drawing of patterns of shaping product, and is more practical, thereby accomplishes a series of work.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. An injection mold convenient for uniform cooling comprises a base (1), wherein the top of the base (1) is fixedly connected with a mounting plate (3), the inner side of the mounting plate (3) is provided with a mold body (2), and the mold body (2) is divided into an upper mold (201) and a lower mold (202);

it is characterized by also comprising:

the movable groove (4) is formed in the inner side wall of the mounting plate (3), the mounting block (5) is arranged on the inner side of the mounting plate (3), the movable block (6) is mounted on the outer side wall of the mounting block (5), the movable block (6) and the movable groove (4) correspond to each other to form a sliding structure, the mounting block (5) is connected with the movable groove (4) in a sliding mode, and a fan (7) is mounted on the inner side wall of the mounting block (5);

the interior mounting of base (1) has motor (12), the top output end fixedly connected with drive shaft (14) of motor (12), drive shaft (14) run through base (1), and the top of drive shaft (14) extends to the inboard of bed die (202).

2. An injection mold facilitating uniform cooling according to claim 1, wherein: the internally mounted of base (1) has ring gear (10), the inboard of ring gear (10) is provided with full gear (13), full gear (13) fixed connection be in on drive shaft (14), the left side meshing of full gear (13) is connected with pinion (15), the left side of pinion (15) with ring gear (10) meshing is connected.

3. The injection mold convenient for uniform cooling according to claim 2, characterized in that: the outer side wall of the gear ring (10) is provided with a sliding block (11), the inner side wall of the base (1) is provided with a sliding groove (26), the sliding block (11) and the sliding groove (26) correspondingly form a sliding structure, and the sliding block (11) and the sliding groove (26) are of a T-shaped structure.

4. The injection mold convenient for uniform cooling according to claim 2, characterized in that: the top of the gear ring (10) is fixedly connected with a fixing rod (9), the fixing rod (9) penetrates through the base (1), a top bearing of the fixing rod (9) is connected with a meshing block (8), and the top of the meshing block (8) is in bearing connection with the mounting block (5).

5. An injection mold facilitating uniform cooling according to claim 4, wherein: tooth piece (16) are installed to the inside wall of mounting panel (3), tooth piece (16) are annular evenly distributed the inside wall of mounting panel (3), meshing piece (8) with tooth piece (16) meshing is connected.

6. An injection mold facilitating uniform cooling according to claim 1, wherein: the bottom of the lower die (202) is fixedly connected with a connecting spring (19), and the bottom of the connecting spring (19) is fixedly connected with the top of the base (1).

7. An injection mold facilitating uniform cooling according to claim 1, wherein: a main gear (21) is mounted on the driving shaft (14), two sides of the main gear (21) are respectively connected with a bevel gear (22) in a meshing manner, and the outer sides of the bevel gears (22) are respectively connected with a shaft rod (27) in a key manner.

8. The injection mold convenient to evenly cool down of claim 7, wherein: the inner side of the lower die (202) is provided with a lower die groove (17), the top of the base (1) is fixedly connected with a fixing plate (20), the outer end of the shaft rod (27) is in bearing connection with the fixing plate (20), an eccentric wheel (23) is mounted on the shaft rod (27), and one end of the eccentric wheel (23) is attached to the lower die groove (17).

9. An injection mold facilitating uniform cooling as claimed in claim 8, wherein: the back lateral wall of bed die (202) has seted up water inlet (24), and the right side of water inlet (24) has seted up delivery port (25), the inside of bed die (202) is provided with condenser tube (18), condenser tube (18) are the helical structure winding and are in the lateral wall of lower die cavity (17), and the both ends of condenser tube (18) are connected with water inlet (24) and delivery port (25) respectively.