CN214111270U

CN214111270U - An injection mold based on rapid cooling for injection parts

Info

Publication number: CN214111270U
Application number: CN202022529689.0U
Authority: CN
Inventors: 莫显伟
Original assignee: Dongguan Liteng Plastic Technology Co ltd
Current assignee: Dongguan Liteng Plastic Technology Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-09-03
Anticipated expiration: 2030-11-05

Abstract

The utility model provides an injection mold based on rapid cooling for injection parts, comprising an upper mold and a lower mold, an injection port is communicated with the center of the top of the upper mold, a fixing plate is bolted on the bottom of the lower mold, and the The right side of the top of the fixed plate is provided with a water cooling mechanism, and the left side of the top of the fixed plate is provided with an air cooling mechanism. Through the cooperation of the water tank, the water pump and the cooling pipe, the utility model facilitates the user to drive the cooling liquid in the water tank to circulate, speed up the heat dissipation inside the lower mold, and accelerate the cooling speed of the injection liquid in the cavity of the mold. The cooperation of the ventilation holes can speed up the air flow speed on the surface of the upper and lower molds, so that the heat around the upper and lower molds can be quickly diffused, avoiding heat accumulation around the upper and lower molds, which is not conducive to the cooling of the mold itself. It solves the problem of poor cooling effect of traditional injection molds based on injection molding parts.

Description

Injection mold based on injection molding is with quick cooling

Technical Field

The utility model relates to a mould field especially relates to an injection mold based on injection molding is with quick cooling.

Background

The present invention relates to a mould, various moulds and tools for obtaining required products by using injection moulding, blow moulding, extrusion, die-casting or forging forming, smelting and stamping methods in industrial production.

When some parts are machined, an injection mold is needed to be used for injection molding of the parts, injection molding liquid is generally poured into the mold, after the injection molding liquid in the mold is cooled and solidified, demolding is carried out on the injection molding part to complete the machining production of the injection molding part, the cooling effect of the traditional injection mold is poor, the mold cannot be rapidly cooled, the solidification time of the injection molding liquid is long, the batch production of the injection molding part is not facilitated, and the production and machining efficiency of the injection molding part is reduced.

Therefore, it is necessary to provide an injection mold based on rapid cooling of injection molded parts to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an injection mold based on injection molding is with quick cooling has solved the tradition and has based on the poor problem of injection mold cooling effect for the injection molding.

For solving the technical problem, the utility model provides a pair of injection mold based on injection molding is with quick cooling, including last mould and lower mould, the center department intercommunication at last mould top has the mouth of moulding plastics, the bottom bolt of lower mould has the fixed plate, the right side at fixed plate top is provided with water cooling mechanism, the left side at fixed plate top is provided with air cooling mechanism.

Preferably, the water-cooling mechanism includes water tank, water pump and cooling tube, the back bolt on fixed plate top right side has the water tank, the back intercommunication at water tank top has the filler, the front bolt on fixed plate top right side has the water pump, the water inlet intercommunication of water pump has the inlet tube, and the inlet tube keeps away from the one end of water pump and the positive center department intercommunication of water tank, the delivery port intercommunication of water pump has the outlet pipe, and the one end intercommunication that the water pump was kept away from to the outlet pipe has the cooling tube, the one end that the outlet pipe was kept away from to the cooling tube runs through the lower mould and the intercommunication has fixed pipe, and the one end that the cooling tube was kept away from to fixed pipe communicates with the left side of water tank.

Preferably, air-cooled mechanism is including fixed frame, exhaust fan and ventilation hole, the left side bolt at fixed plate top has fixed frame, the left side in the fixed frame inner chamber all has the backup pad in proper order bolt after to in the past, and the right side bolt of backup pad has the exhaust fan, the ventilation hole has all been seted up from last to down in proper order to the front and the back of lower mould both sides.

Preferably, the front and the back of the lower die are bolted with heat absorbing plates, and the outer sides of the heat absorbing plates are sequentially bolted with radiating fins from left to right.

Preferably, all inlay around going up mould and water tank top and be equipped with the radiating block, the top of radiating block runs through mould and water tank and upwards extends.

Preferably, the periphery of the top of the lower die is provided with positioning holes, inner cavities of the positioning holes are connected with positioning columns in a sliding mode, and the tops of the positioning columns are bolted to the bottom of the upper die.

Preferably, the bottom of going up the mould bonds and has sealed the pad, all seted up the through-hole around sealed pad bottom, and the inner chamber of through-hole and the surface sliding connection of reference column.

Compared with the prior art, the utility model provides a pair of injection mold based on injection molding is with quick cooling has following beneficial effect:

the utility model provides an injection mold based on rapid cooling for injection molding parts,

1. the utility model discloses a water tank, the cooperation of water pump and cooling tube, convenient to use person drives the coolant liquid in the water tank and carries out circulation flow, give off of the inside heat of lower mould for the cooling rate of mould inner chamber injection molding liquid, through fixed frame, the cooperation in exhaust fan and ventilation hole, the flow rate of mould and lower mould surface air is accelerated, the diffusion that the heat can be quick around mould and the lower mould is gone up in the messenger, avoid the heat to gather around last mould and lower mould, be unfavorable for the cooling of mould self, the problem that the tradition is poor based on injection mold cooling effect for the injection molding is solved.

2. The utility model discloses a heat absorbing plate and radiating fin's cooperation, accelerate the inside thermal diffusion of lower mould, make the liquid diffusion cooling of moulding plastics solidify, improve the production efficiency of injection molding, cooperation through the radiating block, dispel the heat to last mould and water tank, make coolant liquid rapid cooling, improve the cooling effect of coolant liquid, cooperation through locating hole and reference column, the person of being convenient for use fixes a position last mould and lower mould, it takes place the dislocation to prevent to go up mould and lower mould, cause the production of injection molding wastrel, extravagant raw materials, through the sealed cooperation of filling up, the leakproofness between mould and the lower mould is gone up in the enhancement, it spills over to avoid the liquid of moulding plastics.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of an injection mold for rapid cooling based on injection molding according to the present invention;

FIG. 2 is a sectional top view of the lower mold shown in FIG. 1;

fig. 3 is a side sectional view showing the structure of the upper and lower dies shown in fig. 1.

Reference numbers in the figures: 1. an upper die; 2. a lower die; 3. an injection molding port; 4. a fixing plate; 5. a water cooling mechanism; 51. a water tank; 52. a water pump; 53. a cooling tube; 6. an air cooling mechanism; 61. a fixing frame; 62. an exhaust fan; 63. a vent hole; 7. a heat absorbing plate; 8. a heat dissipating fin; 9. a heat dissipating block; 10. positioning holes; 11. a positioning column; 12. and a gasket.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a rapid cooling injection mold for injection molding according to the present invention; FIG. 2 is a sectional top view of the lower mold shown in FIG. 1; fig. 3 is the structure side section view of last mould and lower mould that fig. 1 shows, an injection mold based on injection molding is with quick cooling, including last mould 1 and lower mould 2, the center department intercommunication at last mould 1 top has the mouth of moulding plastics 3, the bottom of lower mould 2 has been bolted connection fixed plate 4, the right side at fixed plate 4 top is provided with water cooling mechanism 5, the left side at fixed plate 4 top is provided with air-cooled mechanism 6.

The water cooling mechanism 5 comprises a water tank 51, a water pump 52 and a cooling pipe 53, the water tank 51 is bolted on the back side of the right side of the top of the fixing plate 4, the back side of the top of the water tank 51 is communicated with a water filling port, the water pump 52 is bolted on the front side of the right side of the top of the fixing plate 4, a water inlet of the water pump 52 is communicated with a water inlet pipe, one end of the water inlet pipe, which is far away from the water pump 52, is communicated with the front center of the water tank 51, a water outlet pipe is communicated with a water outlet pipe, one end of the water outlet pipe, which is far away from the water pump 52, is communicated with the cooling pipe 53, one end of the cooling pipe 53, which is far away from the water outlet pipe, penetrates through the lower die 2 and is communicated with a fixed pipe, one end of the fixed pipe, which is far away from the cooling pipe 53, is communicated with the left side of the water tank 51, and the cooperation of the water tank 51, the water pump 52 and the cooling pipe 53 is convenient for a user to drive cooling liquid in the water tank 51 to circulate and accelerate the emission of heat in the lower die 2, the cooling speed of the injection molding liquid in the inner cavity of the mold is accelerated.

Air cooling mechanism 6 is including fixed frame 61, exhaust fan 62 and ventilation hole 63, fixed frame 61 has been bolted on the left side at 4 tops of fixed plate, the left side of the inner chamber of fixed frame 61 all has the backup pad in the past to the back in proper order bolted, and the right side of backup pad has bolted exhaust fan 62, ventilation hole 63 has all been seted up from last to down in proper order to the front and the back of 2 both sides of lower mould, through the cooperation of fixed frame 61, exhaust fan 62 and ventilation hole 63 for the speed of flowing of

last mould

1 and 2 surperficial air of lower mould, the heat that makes and goes up

mould

1 and 2 lower moulds 2 periphery can be quick diffusion, avoids the heat to gather around last mould 1 and lower mould 2, is unfavorable for the cooling of mould self.

The front and the back of the lower die 2 are respectively bolted with a heat absorbing plate 7, the outer side of the heat absorbing plate 7 is sequentially bolted with radiating fins 8 from left to right, and through the matching of the heat absorbing plate 7 and the radiating fins 8, the diffusion of heat in the lower die 2 is accelerated, so that the injection molding liquid is diffused, cooled and solidified, and the production efficiency of injection molding parts is improved.

Go up all around of mould 1 and water tank 51 top and all inlay and be equipped with radiating block 9, the top of radiating block 9 runs through mould 1 and water tank 51 and upwards extends, through the cooperation of radiating block 9, dispels the heat to last mould 1 and water tank 51, makes coolant liquid rapid cooling, improves the cooling effect of coolant liquid.

All seted up locating hole 10 around the lower mould 2 top, the inner chamber sliding connection of locating hole 10 has reference column 11, the top of reference column 11 and the bottom bolt of last mould 1, through the cooperation of locating hole 10 and reference column 11, the person of being convenient for fixes a position last mould 1 and lower mould 2, prevents to go up mould 1 and lower mould 2 and takes place the dislocation, causes the production of injection molding defective goods, extravagant raw materials.

Go up the bottom of mould 1 and bond and have sealed 12 of filling up, the through-hole has all been seted up all around to sealed 12 bottoms of filling up, and the inner chamber of through-hole and the surface sliding connection of reference column 11, through the cooperation of sealed 12 of filling up, strengthen the leakproofness between mould 1 and the lower mould 2, avoid the liquid of moulding plastics to spill over.

The utility model provides a pair of injection mold based on injection molding is with quick cooling's theory of operation as follows:

when the injection mold is used, a user fills injection liquid into an inner cavity of the mold from an injection port 3, then the user turns on the water pump 52, the water pump 52 simultaneously discharges cooling liquid in the water tank 51 into the cooling pipe 53 through the water outlet pipe, then the cooling pipe 53 absorbs the temperature inside the lower mold 2, meanwhile the cooling pipe 53 heats the cooling liquid, then the heated cooling liquid flows back to the water tank 51 through the fixed pipe, meanwhile the radiating block 9 radiates the cooling liquid, then the heat of the lower mold 2 is absorbed through the heat absorbing plate 7, meanwhile the heat absorbing plate 7 transmits the heat to the radiating fins 8, then the radiating fins 8 radiate the heat to the air, meanwhile the radiating block 9 radiates and reduces the temperature of the upper mold 1, then the user turns on the exhaust fan 62, meanwhile the exhaust fan 62 drives the air on the surfaces of the upper mold 1 and the lower mold 2 to flow, and then the heat gathered around the mold is blown away, the temperature of the mould is accelerated to drop, so that the injection molding liquid is rapidly solidified.

the utility model discloses a water tank 51, the cooperation of water pump 52 and cooling tube 53, convenient to use person drives the coolant liquid in the water tank 51 and carries out circulation flow, accelerate giving off of 2 inside thermal of lower mould, accelerate the cooling rate of mould inner chamber injection molding liquid, through fixed frame 61, the cooperation of exhaust fan 62 and ventilation hole 63, accelerate the flow rate of

last mould

1 and 2 surperficial air of lower mould, the diffusion that the heat can be quick around the messenger goes up

mould

1 and 2 lower moulds, avoid the heat to gather around last mould 1 and lower mould 2, be unfavorable for the cooling of mould self, the problem that the tradition is poor based on injection mold cooling effect for the injection molding has been solved.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An injection mold for rapid cooling based on injection molding, comprising an upper mold (1) and a lower mold (2), characterized in that: the center of the top of the upper mold (1) is communicated with an injection port (3), A fixing plate (4) is bolted to the bottom of the lower die (2), a water cooling mechanism (5) is arranged on the right side of the top of the fixing plate (4), and a water cooling mechanism (5) is arranged on the left side of the top of the fixing plate (4). Air cooling mechanism (6).

2. The injection mold based on rapid cooling for injection molded parts according to claim 1, wherein the water cooling mechanism (5) comprises a water tank (51), a water pump (52) and a cooling pipe (53), The back of the top right side of the fixing plate (4) is bolted with a water tank (51), the back of the top of the water tank (51) is connected with a water filling port, and the front right side of the top of the fixing plate (4) is bolted with a water pump (51). 52), the water inlet of the water pump (52) is communicated with a water inlet pipe, and the end of the water inlet pipe away from the water pump (52) is communicated with the center of the front of the water tank (51), and the water outlet of the water pump (52) is communicated with an outlet. a water pipe, and a cooling pipe (53) is communicated with one end of the water outlet pipe away from the water pump (52), and one end of the cooling pipe (53) away from the water outlet pipe penetrates the lower die (2) and is connected with a fixed pipe, and the fixed pipe is far away from the cooling pipe One end of (53) communicates with the left side of the water tank (51).

3. The injection mold for rapid cooling based on injection molding according to claim 1, wherein the air cooling mechanism (6) comprises a fixing frame (61), an exhaust fan (62) and a ventilation hole (63) , a fixing frame (61) is bolted on the left side of the top of the fixing plate (4), a support plate is bolted on the left side of the inner cavity of the fixing frame (61) in sequence from front to back, and the right side of the supporting plate An exhaust fan (62) is bolted, and ventilation holes (63) are sequentially opened on both sides of the lower mold (2) from top to bottom on the front side and the back side.

4. A kind of injection mold based on rapid cooling for injection parts according to claim 1, characterized in that, the front and back of the lower mold (2) are bolted with heat absorbing plates (7), the Heat dissipation fins (8) are bolted on the outer side of the hot plate (7) in sequence from left to right.

5. A kind of injection mould based on rapid cooling of injection moulding parts according to claim 1, characterized in that radiating blocks (9) are embedded around the top of the upper mould (1) and the water tank (51), The top of the heat dissipation block (9) penetrates the upper mold (1) and the water tank (51) and extends upward.

6. A kind of injection mold based on rapid cooling for injection parts according to claim 1, characterized in that, positioning holes (10) are provided around the top of the lower mold (2), and the positioning holes (10) ) is slidably connected with a positioning column (11), and the top of the positioning column (11) is bolted to the bottom of the upper die (1).

7 . The injection mold based on rapid cooling for injection parts according to claim 1 , wherein a gasket ( 12 ) is adhered to the bottom of the upper mold ( 1 ), and the gasket ( 12 ) The periphery of the bottom is provided with through holes, and the inner cavity of the through hole is slidably connected with the surface of the positioning post (11).