CN216230542U - Double-mould opening mould of air window - Google Patents
Double-mould opening mould of air window Download PDFInfo
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- CN216230542U CN216230542U CN202122361612.1U CN202122361612U CN216230542U CN 216230542 U CN216230542 U CN 216230542U CN 202122361612 U CN202122361612 U CN 202122361612U CN 216230542 U CN216230542 U CN 216230542U
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Abstract
The utility model relates to the field of molds and provides a double-injection mold of an air window, which comprises a panel, a fixed mold, a movable mold, a bottom block and a bottom plate, wherein a first hot runner valve needle sprue and a second hot runner valve needle sprue are arranged on the panel; the utility model adopts double injection molding ports and controls the glue feeding time and the glue feeding amount of each hot nozzle through the electromagnetic valve, so that the injection mold can greatly improve the production efficiency, reduce the labor cost, improve the consistency of the product quality and ensure better product quality; the first top plate and the second top plate which correspond to the first cavity or the second cavity are arranged, so that the integrity of a product is guaranteed.
Description
Technical Field
The utility model relates to the field of molds, in particular to a double-mold opening mold of an air window.
Background
In the production process of a mold, the molding of a product generally needs the encapsulation among various materials, for example, the molding of an air window, so that a double-molding-port mold is needed for injection molding, and the problems of difficult demolding, unsmooth encapsulation and the like often occur in the double-molding-port injection molding.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides the following technical solutions:
the utility model provides a double-injection mold of an air window, which comprises a panel, a fixed mold, a movable mold, a bottom block and a bottom plate, wherein a first hot runner valve needle sprue and a second hot runner valve needle sprue are arranged on the panel, a first injection channel is arranged below the first hot runner valve needle sprue, a second injection channel is arranged below the second hot runner valve needle sprue, one end of the first injection channel is connected with one end of the second injection channel, an electromagnetic valve group is arranged on the fixed mold, and the electromagnetic valve group is connected with a first time relay.
Preferably, different injection molding materials are arranged in the first hot runner valve needle gate and the second hot runner valve needle gate.
Furthermore, the first injection molding channel and the second injection molding channel are respectively provided with at least two hot nozzles, each hot nozzle is provided with a sealing needle, each hot nozzle is provided with an independent air passage, each hot nozzle is provided with an electromagnetic valve piece, and the electromagnetic valve pieces are used for controlling the glue feeding time and the glue feeding amount of each hot nozzle so as to prepare for injection molding and machine adjustment.
Preferably, the fixed die is provided with an electromagnetic valve set, the electromagnetic valve set is respectively connected with the electromagnetic valves, and the electromagnetic valve set is connected with the second time relay.
Further, be equipped with first die cavity and second die cavity in cover half and the movable mould, first die cavity and second die cavity all are equipped with first cold water pipe and second cold water pipe, and the cooling water guarantees the stability of mould forming in-process quality, avoids causing local stress to concentrate because of the temperature difference, and mobility is poor in the product forming process, has the bubble to produce, and the quality, the intensity and the hardness right angle of direct influence product.
Furthermore, a first gas cap is arranged in the fixed die, and a second gas cap is arranged in the bottom block.
The first gas cap and the second gas cap smoothly discharge all gas in the injection mold out of the mold, and when gas exists in the movable mold and the fixed mold, the gas in the movable mold and the fixed mold is compressed to generate large back pressure, so that the plastic melt is prevented from being normally and quickly filled, and meanwhile, the plastic is prevented from being burnt due to heat generated by the gas compression chamber; under the conditions of high filling speed, high temperature, low material viscosity, high injection pressure and overlarge thickness of an injection molding part, gas can permeate into a plastic part under compression to a certain degree to cause defects of porosity and the like.
Furthermore, each of the first cavity and the second cavity is provided with a demoulding structure, each demoulding structure comprises a sliding block, the top surface of each sliding block is provided with a first insert, the side surface of each sliding block is provided with a second insert, the bottom surface of each sliding block is provided with a base plate, and two adjacent first inserts are provided with pressing blocks.
Furthermore, the sliding block is at least provided with a first inclined through hole and a second inclined through hole, a first inclined guide pillar is arranged in the first inclined through hole, a spring is arranged on the first inclined guide pillar, a second inclined guide pillar is arranged in the second inclined through hole, and the second inclined guide pillar penetrates through the base plate in an inclined mode.
Furthermore, the electromagnetic valve group comprises a first electromagnetic valve, a second electromagnetic valve and a third electromagnetic valve, the first electromagnetic valve is used for adjusting the exhaust and inflation of the first gas cap and the second gas cap, the second electromagnetic valve is used for adjusting the injection and discharge of the first cold water pipe and the second cold water pipe, and the third electromagnetic valve is used for adjusting the oil inlet of the hydraulic oil cylinder.
Further, be equipped with first roof and second roof on the bottom plate, first roof is located the below of first die cavity, the second roof is located the below of second die cavity, all be equipped with the U-shaped recess in first roof and the second roof, be equipped with the lug on the U-shaped recess, be equipped with the fastener in the U-shaped recess, be equipped with the rectangle recess on the fastener, rectangle recess and lug phase-match, the fastener card is in on first roof or the second roof, be equipped with T shape recess on the fastener.
Furthermore, a hydraulic oil cylinder is arranged on the movable die, a piston rod is arranged on the hydraulic oil cylinder, and the piston rod is arranged in the T-shaped groove.
Furthermore, a thimble is arranged on the bottom plate, penetrates through the first top plate or the second top plate and abuts against the inner core of the first cavity or the second cavity.
Preferably, the fixed die and the movable die are provided with fixing pieces, and the fixing pieces are used for fixing the fixed die and the movable die.
And when the injection molding and/or pressure maintaining needs to be shifted to cooling, the third electromagnetic valve is opened, cooling water is injected into the cooling channel to cool the mold, when the set cooling time or the set cooling temperature is reached, the plastic part is taken out and then closed by the third electromagnetic valve, the first electromagnetic valve and the second electromagnetic valve are controlled to be opened at the same time, compressed air is introduced into the cooling channel to blow out the cooling water remained in the mold, and then the first electromagnetic valve and the second electromagnetic valve are closed to wait for entering the next round of mold opening and heating.
The utility model has the following beneficial effects:
(1) the utility model adopts double injection molding ports and controls the glue feeding time and the glue feeding amount of each hot nozzle through the electromagnetic valve, so that the injection mold can greatly improve the production efficiency, reduce the labor cost, improve the consistency of the product quality and ensure better product quality;
(2) the first top plate and the second top plate which correspond to the first cavity or the second cavity are arranged, so that the integrity of a product is guaranteed.
Drawings
Fig. 1 is an external overall structural schematic diagram of the present invention.
FIG. 2 is a schematic illustration of a portion of the stationary mold of the present invention.
FIG. 3 is a partial schematic view of the inside of the moving mold of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it should be noted that the embodiments are only for specific illustration of the present invention and should not be considered as limitations of the present invention, and the purpose of the embodiments is to make those skilled in the art better understand and reproduce the technical solutions of the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1-2, the utility model provides a double-injection mold for an air window, which comprises a panel 1, a fixed mold 2, a movable mold 3, a bottom block 4 and a bottom plate 5, wherein a first hot runner valve needle gate 11 and a second hot runner valve needle gate 12 are arranged on the panel 1, a first injection channel 13 is arranged below the first hot runner valve needle gate 11, a second injection channel 14 is arranged below the second hot runner valve needle gate 12, one end of the first injection channel 13 is connected with one end of the second injection channel 14, an electromagnetic valve group 20 is arranged on the fixed mold 2, and the electromagnetic valve group 20 is connected with a first time relay 21.
Preferably, different injection molding materials are arranged in the first hot runner valve pin gate 11 and the second hot runner valve pin gate 12.
In some preferred schemes, the first injection molding channel 13 and the second injection molding channel 14 are respectively provided with at least two heat nozzles 15, the heat nozzles 15 are provided with sealing needles 16, each heat nozzle 15 is provided with an independent air passage 17, each heat nozzle 15 is provided with an electromagnetic valve element 181, and the electromagnetic valve element 181 is used for controlling the glue feeding time and the glue feeding amount of each heat nozzle 15 and is ready for an injection molding machine.
Preferably, the fixed die is provided with a solenoid valve set 18, the solenoid valve set 18 is respectively connected with a solenoid valve element 181, and the solenoid valve set 18 is connected with a second time relay 182.
In some preferred schemes, be equipped with first die cavity 31 and second die cavity 32 in cover half 2 and the movable mould 3, all be equipped with first cold water pipe 33 and second cold water pipe 34 in first die cavity 31 and the second die cavity 32, first cold water pipe 33 is located the top of first die cavity 31 and second die cavity 32, second cold water pipe 34 is located the below of first die cavity 31 and second die cavity 32, and the stability of quality in the mould forming process is guaranteed to the cooling water, avoids leading to the fact local stress concentration because of the temperature difference, and product molding in-process mobility is poor, has the bubble to produce, directly influences the quality, intensity and the hardness right angle of product.
In some preferred schemes, a first gas cap 22 is arranged in the fixed die 2, and a second gas cap 41 is arranged in the bottom block 4.
The first gas cap 22 and the second gas cap 41 smoothly discharge all gas in the injection mold out of the mold, and when gas exists in the movable mold 3 and the fixed mold 2, the gas in the movable mold 3 and the fixed mold 2 is compressed to generate large back pressure, so that the plastic melt is prevented from being normally and quickly filled, and meanwhile, the plastic is prevented from being burnt due to heat generated by a gas compression chamber; under the conditions of high filling speed, high temperature, low material viscosity, high injection pressure and overlarge thickness of an injection molding part, gas can permeate into a plastic part under compression to a certain degree to cause defects of porosity and the like.
In some preferred schemes, the first cavity 31 and the second cavity 32 are both provided with a demolding structure 6, the demolding structure 6 includes a slide block 61, a top surface of the slide block 61 is provided with a first insert 611, a side surface of the slide block 61 is provided with a second insert 612, a bottom surface of the slide block 61 is provided with a backing plate 613, and two adjacent first inserts 611 are provided with pressing blocks 614.
In some preferred embodiments, at least one first oblique through hole and one second oblique through hole are formed in the sliding block 61, a first oblique guide post 62 is disposed in the first oblique through hole, a spring is disposed on the first oblique guide post 62, a second oblique guide post 63 is disposed in the second oblique through hole, and the second oblique guide post 63 obliquely passes through the backing plate 613.
In some preferred schemes, the solenoid valve set 20 includes a first solenoid valve for adjusting the air discharge and inflation of the first air cap 22 and the second air cap 41, a second solenoid valve for adjusting the injection and discharge of the first cold water pipe 33 and the second cold water pipe 34, and a third solenoid valve for adjusting the oil intake of the hydraulic oil cylinder.
As shown in fig. 3, a first top plate 51 and a second top plate 52 are arranged on the bottom plate 5, the first top plate 51 is located below the first cavity 31, the second top plate 52 is located below the second cavity 32, U-shaped grooves are arranged in the first top plate 51 and the second top plate 52, protruding blocks are arranged on the U-shaped grooves, clamping pieces 53 are arranged in the U-shaped grooves, rectangular grooves are arranged on the clamping pieces 53, the rectangular grooves are matched with the protruding blocks, the clamping pieces 53 are clamped on the first top plate 51 or the second top plate 52, and T-shaped grooves are arranged on the clamping pieces 53.
Preferably, the bottom block 4 is located between the movable mold 3 and the bottom plate 5, and a first top plate 51 and a second top plate 52 are arranged in the middle of the bottom block 4.
In some preferable schemes, a hydraulic oil cylinder 35 is arranged on the movable die 3, a piston rod 36 is arranged on the hydraulic oil cylinder 35, and the piston rod 36 is arranged in the T-shaped groove.
In some preferred schemes, an ejector pin 55 is disposed on the bottom plate 5, and the ejector pin 55 passes through the first top plate 51 or the second top plate 52 and abuts against the inner core of the first cavity 31 or the second cavity 32.
Preferably, the fixed die 2 and the movable die 3 are provided with die feet 30.
Preferably, the fixed die 2 and the movable die 3 are provided with a fixing piece 37, and the fixing piece 37 is used for fixing the fixed die 2 and the movable die 3.
And when the injection molding and/or pressure maintaining needs to be shifted to cooling, the third electromagnetic valve is opened, cooling water is injected into the cooling channel to cool the mold, when the set cooling time or the set cooling temperature is reached, the plastic part is taken out and then closed by the third electromagnetic valve, the first electromagnetic valve and the second electromagnetic valve are controlled to be opened at the same time, compressed air is introduced into the cooling channel to blow out the cooling water remained in the mold, and then the first electromagnetic valve and the second electromagnetic valve are closed to wait for entering the next round of mold opening and heating.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
Claims (10)
1. The utility model provides a two moulding moulds of transom, includes panel, cover half, movable mould, bottom block and bottom plate, its characterized in that, be equipped with first hot runner needle runner and second hot runner needle runner on the panel, first hot runner needle runner has the first passageway of moulding plastics, second hot runner needle runner has the second passageway of moulding plastics, the first passageway of moulding plastics with the second is moulded plastics the one end of passageway and is connected, be equipped with the electromagnetism valves on the cover half, electromagnetism valves connects first time relay.
2. The double molding die for the air window according to claim 1, wherein the first injection molding channel and the second injection molding channel are respectively provided with at least two heat nozzles, the heat nozzles are provided with sealing needles, each heat nozzle is provided with an independent air passage, and each heat nozzle is provided with an electromagnetic valve element.
3. The double-mold die for the air window according to claim 1, wherein a first cavity and a second cavity are formed in the fixed die and the movable die, and a first cold water pipe and a second cold water pipe are respectively formed in the first cavity and the second cavity.
4. The double-mold die for the windshield according to claim 3, wherein a first air cap is arranged in the fixed mold, and a second air cap is arranged in the bottom block.
5. The double-mold die for the wind windows according to claim 4, wherein each of the first cavity and the second cavity is provided with a demolding structure, the demolding structure comprises a sliding block, the top surface of the sliding block is provided with a first insert, the side surface of the sliding block is provided with a second insert, the bottom surface of the sliding block is provided with a backing plate, and two adjacent first inserts are provided with pressing blocks.
6. The double-molding die for a wind window according to claim 5, wherein the slide block is provided with at least a first inclined through hole and a second inclined through hole, the first inclined through hole is provided with a first inclined guide post, the first inclined guide post is provided with a spring, the second inclined through hole is provided with a second inclined guide post, and the second inclined guide post passes through the backing plate in an inclined manner.
7. The double-plastic die for the air window as claimed in claim 6, wherein the electromagnetic valve group comprises a first electromagnetic valve, a second electromagnetic valve and a third electromagnetic valve, the first electromagnetic valve is used for adjusting the air exhaust and inflation of a first gas cap and a second gas cap, the second electromagnetic valve is used for adjusting the injection and discharge of a first cold water pipe and a second cold water pipe, and the third electromagnetic valve is used for adjusting the oil intake of a hydraulic oil cylinder.
8. The double-molding die for the wind windows according to claim 3, wherein a first top plate and a second top plate are arranged on the bottom plate, the first top plate is located below the first cavity, the second top plate is located below the second cavity, U-shaped grooves are formed in the first top plate and the second top plate, protruding blocks are arranged on the U-shaped grooves, clamping pieces are arranged in the U-shaped grooves, rectangular grooves are formed in the clamping pieces, the rectangular grooves are matched with the protruding blocks, the clamping pieces are clamped on the first top plate or the second top plate, and T-shaped grooves are formed in the clamping pieces.
9. The double-molding die for the air window as claimed in claim 8, wherein the movable die is provided with a hydraulic cylinder, the hydraulic cylinder is provided with a piston rod, and the piston rod is arranged in the T-shaped groove.
10. The dual-molding die for the louver of claim 8, wherein the bottom plate is provided with an ejector pin, and the ejector pin penetrates through the first top plate or the second top plate and abuts against the inner core of the first cavity or the second cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122361612.1U CN216230542U (en) | 2021-09-28 | 2021-09-28 | Double-mould opening mould of air window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122361612.1U CN216230542U (en) | 2021-09-28 | 2021-09-28 | Double-mould opening mould of air window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216230542U true CN216230542U (en) | 2022-04-08 |
Family
ID=80984441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122361612.1U Active CN216230542U (en) | 2021-09-28 | 2021-09-28 | Double-mould opening mould of air window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216230542U (en) |
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2021
- 2021-09-28 CN CN202122361612.1U patent/CN216230542U/en active Active
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