CN215825804U - Environment-friendly plastic toy injection molding heat preservation device - Google Patents

Abstract

The utility model discloses an environment-friendly plastic toy injection molding heat preservation device, and relates to the technical field of plastic processing. The injection molding machine comprises a heat-insulating barrel, an insulation can, an injection molding head, a mold shell and a rotating motor, wherein a heating pipe is arranged on the inner side of the heat-insulating barrel, the insulation can is fixedly welded at the bottom end of the heat-insulating barrel, an oil guide box and a material guide box are fixedly welded on the inner side of the insulation can, the injection molding head is fixedly welded at the front end of the insulation can, an injection molding pipe and an oil injection pipe are in penetrating joint with the bottom end of the injection molding head, the mold shell is arranged at the bottom end of the injection molding head, the two mold shells are communicated through a connecting pipe, the rotating motor is arranged at the rear end of the insulation can, a screw rod is arranged at the upper end of the rotating motor, and the screw rod penetrates joint with the inner side of the material guide box. According to the utility model, through the heat-insulating barrel, the heat-insulating box, the injection molding head, the mold shell and the rotating motor, the problems that the existing injection molding heat-insulating device cannot completely eliminate heat radiation, an injection molding pipeline needs to be heated and insulated, energy is wasted, and the temperature difference exists between the mold and plastic, so that the product quality is poor are solved.

Description

Environment-friendly plastic toy injection molding heat preservation device

Technical Field

The utility model belongs to the technical field of injection molding processing, and particularly relates to an environment-friendly plastic toy injection molding heat preservation device.

Background

An injection molding machine, also known as an injection molding machine or an injection machine, is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, and is divided into a vertical type, a horizontal type and a full-electric type, the working principle of the injection molding machine is that the molten plastics are pushed into a hydraulic transmission system by the aid of the pushing force of a screw rod through the plastics in a heating charging basket, and high pressure is applied to the molten plastics through the hydraulic transmission system to inject the molten plastics to fill a die cavity of the die, and the products are obtained after solidification and shaping, in the working process of the injection molding machine, the molten plastics are heated unevenly when flowing in the injection molding machine or the injection density is reduced due to partial heat loss in the processing process, so that the production quality is reduced, and the average working temperature of a heater is high when heating the plastics and usually reaches more than 400 ℃, therefore, when the charging basket and the plastic are heated, the ambient air is also heated together, the heat transfer and radiation form is taken as the leading energy loss, the heating efficiency of the injection molding machine is influenced, the temperature of the outer wall of the charging basket is high, the temperature in a production workshop can be increased in summer, the heat exchange rate can be improved in winter, so that a large amount of heat is lost, workers touch the outer wall of the charging basket carelessly and scald accidents can be caused, therefore, a heat preservation device is generally required to be arranged outside the injection molding machine to reduce the heat loss, the production efficiency is improved, and the following defects still exist in the actual use:

1. the traditional heat preservation device for the injection molding machine charging barrel is characterized in that a heat preservation part comprises an outer layer, a heat preservation layer and a heat insulation layer, a heating device is arranged in the heat insulation layer, one ends of the two heat preservation parts are hinged together through a hinge, the other ends of the two heat preservation parts are connected through a buckle, an electric wire protector is further arranged on the outer side of each of the two heat preservation parts, an electric wire penetrates through the electric wire protector and is connected with the heating device, the heat preservation device for the existing injection molding barrel is used for preserving heat of the charging barrel generally in the mode, so that heat loss during heating of the charging barrel is reduced, but the mode cannot completely prevent heat loss, the lost heat cannot be utilized, and energy conservation and environmental protection are insufficient;

2. the CN211165194U, a heat preservation device for injection molding pipeline of injection molding machine, includes a screw rod sleeved in an injection molding pipe, the front end of the injection molding pipe is a cone, the front end of the injection molding pipe is fixedly installed with an injection molding head, the front end of the screw rod is a cone, the tail end of the screw rod is connected with an external motor, an oil groove is arranged in the screw rod, the tail end of the oil groove penetrates through the tail end of the screw rod and is communicated with an external oil pump, and the oil groove is filled with high-temperature oil; the thread protrusions are spirally wound on the outer wall of the screw, and the existing injection molding pipeline heat preservation device usually preserves heat of plastics in such a way, so that the plastics are prevented from being solidified in an injection molding pipeline, and the plastics are prevented from being blocked in an injection molding machine due to solidification;

3. after the existing injection molding machine performs injection molding in a mold, the injection molding mold is usually required to be insulated, so that the phenomenon that molten plastic is rapidly condensed due to temperature difference when the molten plastic is injected into the mold is avoided, but in the process of insulating the injection mold, the molten plastic still has certain temperature difference with the surface of the mold, and the quality of a produced product is possibly poor.

Therefore, the existing injection molding heat preservation device cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an environment-friendly plastic toy injection molding heat preservation device, which solves the problems that the existing injection molding heat preservation device cannot prevent heat dissipation, the dissipated heat cannot be utilized, an injection molding pipeline needs to consume a large amount of energy for heat preservation, energy is not saved enough, the environment is protected, the production cost is increased, and the quality of a produced product is poor due to a certain temperature difference between an injection mold and molten plastic through a heat preservation barrel, a heat preservation box, an injection molding head, a mold shell and a rotating motor.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an environment-friendly plastic toy injection molding heat preservation device, which comprises a heat preservation barrel, a heat preservation box, an injection molding head, a mold shell and a rotating motor, wherein the inner side of the heat preservation barrel is provided with a heating pipe, the heating pipe can heat granular plastic, heat radiated outwards can be transferred through heat conduction oil in the heat preservation barrel, and the heat preservation box, the injection molding head and the mold shell are subjected to heat preservation, so that the temperature of the whole toy is consistent, the plastic is prevented from being condensed due to temperature difference, the heat utilization rate is improved, the toy is energy-saving and environment-friendly, the bottom end of the heat preservation barrel is fixedly welded with the heat preservation box, the inner side of the heat preservation box is fixedly welded with an oil guide box and a material guide box, the molten plastic can be moved into the injection molding head through the material guide box, the plastic is transferred to one end of the injection molding head for injection molding, and heat dissipated when the heating pipe in the heat preservation barrel can be transferred through the heat conduction oil guide box, the material guide box is heated without heating the material guide box, the production cost is reduced, the heat utilization rate is improved, a vacuum layer is arranged between the heat preservation box and the oil guide box, the heat loss in the oil guide box can be reduced, the heat preservation effect of the utility model is improved, an injection head is welded and fixed at the front end of the heat preservation box, an injection pipe and an oil injection pipe are connected and clamped at the bottom end of the injection head in a penetrating manner, a mould shell is arranged at the bottom end of the injection head, a hydraulic transmission assembly is arranged in the injection head, high pressure can be formed in the injection head through the hydraulic transmission assembly, so that plastics are injected into the mould shell through the injection pipe, heat conducting oil with the same temperature is injected into the mould shell through the oil injection pipe, the temperature of the mould shell and the temperature of molten plastics tend to be consistent, the probability of poor product quality caused by temperature difference is reduced, the two mould shells are communicated through a connecting pipe, and the heat conducting oil can be simultaneously injected into the plurality of mould shells through the connecting pipe, the mold comprises a plurality of mold shells, wherein the mold shells are arranged in a mold cavity, the mold shells are arranged in the mold cavity, the mold shells are connected with the oil pump, the oil pump is connected with the oil pump, the heat conducting oil can be extruded into the heat-insulating barrel through the oil pump, the heat conducting oil can flow circularly, the temperature in the heat-insulating barrel, the temperature in the heat-insulating box, the temperature in the injection molding head and the temperature in the mold shells are always consistent, the integral heat-insulating performance of the mold is improved, the rear end of the heat-insulating box is provided with a rotating motor, the upper end of the rotating motor is provided with a screw rod, the screw rod penetrates through and is clamped to the inner side of a material guide box, the rotating motor can drive the screw rod to rotate, the molten plastic is further driven to move towards the injection molding head, and the injection molding efficiency is improved.

Further, an oil barrel is fixedly welded on the inner side of the heat-preserving barrel, a charging basket is fixedly welded on the inner side of the oil barrel, the heating pipe is embedded in the charging basket, the upper end of the charging basket is welded with a feeding pipe in a penetrating way, the feeding pipe is inserted in the upper sides of the oil barrel and the heat-preserving barrel in a penetrating way, an oil inlet pipe is welded on the upper side of the oil drum in a penetrating way, the oil inlet pipe is inserted on the upper side of the heat-preserving drum in a penetrating way, granular plastics can be poured into the charging bucket through the feeding pipe, heat conducting oil can be poured into the oil bucket through the oil inlet pipe, the plastic in the charging basket is heated by the heating pipe to be molten, and meanwhile, the heat which is dissipated outwards can be transferred to the heat preservation box, the injection molding head and the mold shell through the heat conduction oil, so that the utilization rate of the heat is improved, the energy is saved, the environment is protected, a vacuum layer is arranged between the heat preservation basket and the oil barrel, the heat dissipation can be further reduced, and the heat preservation effect of the utility model is greatly improved.

Furthermore, two sides of the bottom end of the heat preservation box are clamped with supporting bases, the rear side of the bottom end of the heat preservation box is fixedly welded with clamping plates, the heat insulation box is communicated with the inner side of the heat insulation barrel in a penetrating way, the oil guide box is welded on the upper side of the oil barrel of the heat insulation barrel in a penetrating way, the material guide box is positioned at the inner side of the oil guide box, the material guide box is welded at the upper side of the charging basket of the heat-preserving barrel in a penetrating way, the molten plastic can be moved to one end of the injection molding head through the material guide box, the heat in the oil drum can be transferred through the heat conduction oil on the inner side of the oil guide box, the material guiding box is heated and insulated, so that the plastic is prevented from being condensed and blocked in the material guiding box due to temperature difference, the heat insulation efficiency of the utility model is improved, and a heating and heat-insulating device is not required to be additionally arranged, so that the energy loss is reduced, the production cost is reduced, and a vacuum layer is arranged between the heat-insulating box and the oil guide box, so that the heat loss can be reduced, and the heat insulation is performed.

Furthermore, an oil injection tank is welded and fixed on the inner side of the injection head, the oil injection pipe is in penetrating and clamping connection with the bottom end of the oil injection tank, an injection tank is welded and fixed on the inner side of the oil injection tank, the injection pipe is in penetrating and clamping connection with the bottom end of the inner side of the injection tank, the injection head is communicated with the inner side of the heat insulation box, the oil injection tank is in penetrating and welding connection with the front end of the oil guide tank, the injection tank is in penetrating and welding connection with the front end of the oil guide tank, heat in an oil drum can be transferred through the oil injection tank to synchronously heat the injection head, a vacuum layer exists between the injection head and the oil injection tank, heat dissipation can be reduced, the injection head is insulated, the temperature of heat conducting oil and molten plastic in the injection head tends to be consistent, plastic condensation is prevented from being blocked in the injection head, a hydraulic transmission assembly is arranged in the injection head, high pressure can be formed in the injection head through the hydraulic transmission assembly, and the molten plastic is pressed into the inner side of the mold shell, the temperature difference between the molten plastic and the heat conducting oil is small, and the poor product quality caused by the large temperature difference between the mold shell and the molten plastic is avoided.

Furthermore, the mould shell is attached to the upper side of the heat-insulation injection platform, the inner side of the mould shell is fixedly welded with a mould main body, through holes are formed in two ends of the mould shell, two ends of the connecting pipe penetrate through and are inserted into the inner sides of the through holes of the two mould shells, an oil through pipe penetrates through and is clamped on one side of the mould shell, the heat-insulation injection platform can avoid heat transfer between the heat-insulation injection platform and the mould shell due to temperature difference, the density of produced products is prevented from being different due to the fact that the temperature of the upper part and the lower part of the mould shell are different, the mould shell is divided into two parts, heat conducting oil can be injected into the inner side of the other half of the mould shell through the oil through pipe, the whole mould shell is uniformly heated, the plurality of mould shells can be connected through the through holes, the plurality of mould shells can be preheated and kept warm, the production efficiency is improved, the other end of the last mould shell is connected with the oil pump through the through holes, the oil pump is connected to an oil inlet pipe of the heat-insulating barrel, the oil pump can suck the heat-conducting oil in the mold shell into the heat-insulating barrel and heat the heat-conducting oil again, so that the heat-conducting oil circularly flows in the injection molding production process, the temperature in the heat-insulating barrel, the temperature in the heat-insulating box, the temperature in the injection molding head and the temperature in the mold shell always tend to be consistent, and the overall heat-insulating property of the utility model is improved.

Further, oil groove and heat preservation groove have been seted up between mould shell and the mould main part, the oil groove is laminated in the mould main part outside, the through-hole communicates in the oil groove inboard, lead to oil pipe both ends joint in the oil groove inboard, the mouth of annotating oil and the mouth of moulding plastics have been seted up to mould shell upside, mouthful and the inboard intercommunication that runs through of oil groove, mouth and mould main part are inboard to mould plastics, are vacuum state between heat preservation groove and the oil groove, improve the thermal insulation performance of mould shell, and the heat that the heat conduction oil that pours into in the oil groove can transmit the heating pipe and produce preheats the heat preservation to the mould main part, improves the quality of product, is provided with the check valve in the mouth of moulding plastics, can avoid the plastics in the mould shell to flow back to in the head of moulding plastics.

Further, it is fixed with the driving lever to rotate the motor front end and connect soon, the laminating of driving lever outer peripheral face has driving belt, the screw rod passes through driving belt and driving lever transmission and connects, the screw rod rear end joint has the driven lever, driven lever rear end welded fastening has the support frame, the driving lever is fixed in the cardboard inboard of insulation can for rotating motor other end joint, can drive the rotation of driving lever through rotating the motor, and rethread driving belt transmits, makes the screw rod rotate, can promote the interior melting plastics of guide box and move to the first one end of moulding plastics and mould plastics, improves the efficiency of moulding plastics.

The utility model has the following beneficial effects:

1. the heat-insulating barrel is arranged, so that the problems that the heat loss of heat during heating of the charging barrel is reduced as a heat-insulating layer is additionally arranged on the outer side of the charging barrel for heat insulation in the conventional heat-insulating device for injecting the plastic barrel, but the heat loss cannot be completely prevented in the mode, the lost heat cannot be utilized, and the energy is not saved and the environment is protected are solved.

2. The utility model solves the problems that the existing injection pipeline heat preservation device usually preserves the heat of an injection molding machine in a heating or heat transfer mode, prevents plastics from being solidified in an injection pipeline and prevents the plastics from being blocked in the injection molding machine due to solidification, but the mode needs to continuously heat oil liquid on the inner side of an oil groove so as to ensure that the temperature of the injection pipeline cannot be reduced, a large amount of electric energy is consumed and the production expense is increased.

3. The injection molding head and the mold shell are arranged, so that the problem that the quality of a produced product is poor due to the fact that the molten plastic is rapidly condensed due to temperature difference when the molten plastic is injected into the mold due to the fact that the temperature difference of the molten plastic still exists on the surface of the mold in the process of heat preservation of the injection mold due to the fact that the heat preservation of the existing injection molding machine is usually needed after injection molding in the mold is solved, the heat conduction oil can be injected into the mold shell through the injection molding head to be preheated and heat preserved and then injected, the temperature difference between the mold shell and the molten plastic is reduced, the phenomenon that the density of the product is different due to the temperature difference is avoided, and the production efficiency is improved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a structural effect diagram of the present invention;

FIG. 2 is a cross-sectional view of the insulating barrel of the present invention;

FIG. 3 is a view showing the structure of the incubator of the present invention;

FIG. 4 is a block diagram of an injection head of the present invention;

FIG. 5 is a side view of the mold shell of the present invention;

FIG. 6 is a block diagram of the mold shell of the present invention;

FIG. 7 is a cross-sectional view of the mold shell of the present invention;

fig. 8 is a structural view of a rotating electric machine of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a heat-preserving barrel; 101. an oil drum; 102. a charging bucket; 103. heating a tube; 104. a feeding pipe; 105. entering an oil pipe; 2. a heat preservation box; 201. an oil guide tank; 202. a support base; 203. clamping a plate; 204. a material guiding box; 3. an injection head; 301. injecting an oil tank; 302. injection molding a box; 303. an oil filling pipe; 304. injection molding a tube; 4. a mold housing; 401. a connecting pipe; 402. a heat-preserving injection molding table; 403. a mold body; 404. a through hole; 405. an oil pipe is communicated; 406. an oil sump; 407. a heat preservation groove; 408. an oil filling port; 409. an injection molding port; 5. rotating the motor; 501. a screw; 502. a support frame; 503. a driving lever; 504. a drive belt; 505. a driven rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-8, the present invention is an injection molding and heat insulating device for an environment-friendly plastic toy, comprising a heat insulating barrel 1, a heat insulating box 2, an injection molding head 3, a mold housing 4 and a rotating motor 5, wherein the heat pipe 103 is arranged inside the heat insulating barrel 1, the heat pipe 103 can heat granular plastic, and can transfer heat radiated outwards through heat conducting oil in the heat insulating barrel 1, and can insulate the heat insulating box 2, the injection molding head 3 and the mold housing 4, so that the temperature of the whole body of the present invention tends to be consistent, thereby avoiding the condensation of the plastic due to temperature difference, the heat insulating box 2 is fixed at the bottom end of the heat insulating barrel 1 by welding, the oil guiding box 201 and the material guiding box 204 are fixed at the inner side of the heat insulating box 2 by welding, the melted plastic can be moved into the injection molding head 3 by the material guiding box 204 for injection molding, and the heat when the heat conducting oil in the heat insulating barrel 1 is heated by the heat conducting oil 103 in the oil guiding box 201, the material guide box 204 is heated, the material guide box 204 does not need to be heated any more, the production expenditure is reduced, a vacuum layer exists between the heat insulation box 2 and the oil guide box 201, the heat loss in the oil guide box 201 can be reduced, the front end of the heat insulation box 2 is fixedly welded with an injection head 3, the bottom end of the injection head 3 is in through joint with an injection pipe 304 and an oil injection pipe 303, the bottom end of the injection head 3 is provided with a mold shell 4, a hydraulic transmission component is arranged in the injection head 3, high pressure can be formed in the injection head 3 through the hydraulic transmission component, so that plastics are injected into the mold shell 4 through the injection pipe 304, heat conduction oil with the same temperature is injected into the mold shell 4 through the oil injection pipe 303, the temperature of the mold shell 4 and the temperature of molten plastics tend to be consistent, the probability of poor product quality caused by temperature difference is reduced, the two heat conduction oil mold shells 4 are communicated through a connecting pipe 401, and a plurality of mold shells 4 can be simultaneously injected through the connecting pipe 401, heat preservation to heating simultaneously in a plurality of mould shell 4, and 4 one ends of last mould shell are connected in oil pump one side, can extrude the conduction oil into heat-preserving container 1 through the oil pump, realize the circulation flow of conduction oil, guarantee heat-preserving container 1, insulation can 2, the temperature in head 3 and the mould shell 4 of moulding plastics tends towards unanimity all the time, insulation can 2 rear end is provided with rotates motor 5, it is provided with screw rod 501 to rotate motor 5 upper end, screw rod 501 runs through the joint in the guide box 204 inboard, drive the rotation of screw rod 501 through rotating motor 5, further drive the melting plastics and remove to the head 3 of moulding plastics.

Wherein as shown in fig. 2, 1 inboard welded fastening of heat-preserving container has oil drum 101, 101 inboard welded fastening of oil drum has storage bucket 102, heating pipe 103 gomphosis is inside storage bucket 102, storage bucket 102 upper end runs through the welding has pan feeding pipe 104, pan feeding pipe 104 runs through the welding and pegs graft in oil drum 101 and 1 upside of heat-preserving container, oil drum 101 upside runs through the welding and has oil inlet pipe 105, oil inlet pipe 105 runs through the grafting and pegs graft in 1 upside of heat-preserving container, can pour into granule plastics in storage bucket 102 through pan feeding pipe 104, can pour into the conduction oil into in oil drum 101 through oil inlet pipe 105, when heating the plastics in storage bucket 102 through heating pipe 103 and making its melting, the heat that outwards scatters and disappears can be through the conduction oil with heat to insulation can 2, mould plastics head 3 and mould shell 4 transmission, improve thermal utilization ratio, there is the vacuum layer between heat-preserving container 1 and the oil drum 101, can further reduce thermal scattering and disappearing.

As shown in fig. 1, 3 and 4, two sides of the bottom end of the thermal insulation box 2 are clamped with supporting bases 202, the back side of the bottom end of the thermal insulation box 2 is welded and fixed with a clamping plate 203, the inner sides of the thermal insulation box 2 and the thermal insulation barrel 1 are communicated in a penetrating way, an oil guide tank 201 is welded and communicated in a penetrating way on the upper side of an oil drum 101 of the thermal insulation barrel 1, the oil guide tank 204 is positioned on the inner side of the oil guide tank 201, the oil guide tank 204 is welded and communicated in a penetrating way on the upper side of a charging basket 102 of the thermal insulation barrel 1, an oil injection tank 301 is welded and fixed on the inner side of the oil injection tank 301, an injection tank 302 is welded and fixed on the inner side of the oil injection tank 301, an injection pipe 304 is clamped and communicated in a penetrating way on the inner side of the injection tank 302, the injection head 3 and the inner side of the thermal insulation box 2 are communicated in a penetrating way, the oil injection tank 301 is welded and welded on the front end of the oil guide tank 201, the injection tank 302 is welded and welded on the front end of the oil guide tank 204, molten plastic can be moved to one end of the injection head 3, the heat in the oil drum 101 can be transferred through the heat conducting oil on the inner side of the oil guide box 201, the heat guide box 204 is heated and insulated, the plastic is prevented from being condensed and blocked in the oil guide box 204 due to temperature difference, a heating and heat insulation device is not required to be additionally arranged, the energy loss is reduced, the production expenditure is reduced, a vacuum layer is arranged between the heat insulation box 2 and the oil guide box 201, the heat loss can be reduced, the heat in the oil drum 101 can be transferred through the oil injection box 301, the injection head 3 is synchronously heated, the vacuum layer is arranged between the injection head 3 and the oil injection box 301, the heat loss can be reduced, the temperature of the heat conducting oil in the injection head 3 and the temperature of the molten plastic tend to be consistent, the plastic is prevented from being condensed and blocked in the injection head 3, a hydraulic transmission assembly is arranged in the injection head 3, high pressure can be formed in the injection head 3 through the hydraulic transmission assembly, and the molten plastic is pressed into the inner side of the mold shell 4, the temperature difference between the molten plastic and the heat conducting oil is small, and the poor product quality caused by the large temperature difference between the mold shell 4 and the molten plastic is avoided.

As shown in fig. 5-8, the mold housing 4 is attached to the upper side of the thermal insulation injection molding table 402, the inner side of the mold housing 4 is fixedly welded with the mold main body 403, through holes 404 are formed at both ends of the mold housing 4, both ends of the connecting pipe 401 are inserted into the through holes 404 of the two mold housings 4, an oil pipe 405 is inserted into one side of the mold housing 4 in a penetrating and clamping manner, an oil groove 406 and a thermal insulation groove 407 are formed between the mold housing 4 and the mold main body 403, the oil groove 406 is attached to the outer side of the mold main body 403, the through holes 404 are communicated with the inner side of the oil groove 406, both ends of the oil pipe 405 are clamped into the inner side of the oil groove 406, an oil filling port 408 and an injection port 409 are formed on the upper side of the mold housing 4, the oil filling port 408 and the inner side of the oil groove 406 are communicated, the injection port 409 and the inner side of the mold main body 403 are fixedly connected with the front end of the rotating motor 5 in a screwing manner, a driving rod 503 is attached to a transmission belt 504 on the outer peripheral surface of the driving rod 503, and the screw rod 501 is connected with the driving rod 503 in a transmission manner through the transmission manner, the rear end of the screw 501 is connected with a driven rod 505 in a clamping manner, the rear end of the driven rod 505 is fixedly welded with a support frame 502, the other end of the driving rod 503, relative to a rotating motor 5, is fixed on the inner side of a clamping plate 203 of an insulation can 2 in a clamping manner, a heat insulation injection molding table 402 can avoid heat transfer between the heat insulation injection molding table and a mold shell 4 due to temperature difference, the density of produced products is not uniform due to the fact that the temperature of the mold shell 4 is not uniform, the mold shell 4 is divided into two parts, heat conducting oil can be injected into the inner side of the other half mold shell 4 through an oil pipe 405, so that the mold shell 4 is heated uniformly as a whole, the plurality of mold shells 4 can be connected through a through hole 404, the plurality of mold shells 4 are preheated and insulated at the same time, the other end of the last mold shell 4 is connected to an oil pump through the through hole 404 and is connected to an oil inlet pipe 105 of the insulation can 1 through the oil pump, the oil pump can suck the heat conducting oil in the mold shell 4 into the insulation can 1 and heat insulation can be heated again, make the conduction oil at the in-process circulation flow of the production of moulding plastics, guarantee heat-preserving container 1, insulation can 2, the temperature in head 3 and the mould shell 4 of moulding plastics tends towards unanimity all the time, be vacuum state between heat-preserving container 407 and the oil groove 406, be provided with the check valve in the mouth 409 of moulding plastics, can avoid the plastics backward flow in the mould shell 4 to moulding plastics in the head 3, can drive the rotation of initiative pole 503 through rotating motor 5, rethread driving belt 504 transmits, make screw rod 501 rotate, can promote the interior melting plastics of guide box 204 and remove to moulding plastics first 3 one end and mould plastics.

One specific application of this embodiment is: the bottom ends of the oil injection pipe 303, the injection molding pipe 304 and the charging basket 102 are closed, granular plastics are poured into the inner side of the charging basket 102 through the feeding pipe 104, heat conducting oil is filled in the oil barrel 101, the oil guide box 201 and the oil injection box 301 through the oil inlet pipe 105, a plurality of mold shells 4 are connected through the connecting pipe 401, the through hole 404 of the first mold shell 4 which is not communicated with the connecting pipe 401 is closed, the through hole 404 of the last mold shell 4 which is not communicated with the connecting pipe 401 is connected with the oil pump and is connected into the oil pipe 105 through the oil pump, the plurality of mold shells 4 are placed on the upper side of the heat-insulating injection platform 402 for first-step preheating, the plastics in the charging basket 102 are heated through the heating pipe 103 to be melted, the heat which is dissipated outwards is transferred to the oil guide box 201 and the oil injection box 301 through the heat conducting oil, the material guide box 204 and the injection box 302 are preheated, the integral temperature of the utility model tends to be consistent without arranging an additional heating device, the energy consumption is reduced, the production expenditure is reduced, the heat utilization rate is improved, the energy is saved and the environment is protected, a vacuum layer is arranged among the heat-insulating barrel 1, the heat-insulating box 2, the injection molding head 3, the oil drum 101, the oil guide box 201 and the oil injection box 301, the heat loss is reduced, the heat-insulating effect is improved, the oil injection pipe 303 moves downwards and is inserted into the oil through pipe 405 to inject heat-conducting oil into the oil groove 406, the mold main body 403 is further preheated, the vacuum layer is arranged between the mold shell 4 and the oil groove 406 to reduce the heat loss, the oil pump can suck the heat-conducting oil in the mold shell 4 into the heat-insulating barrel 1 and heat the heat-conducting oil again, the heat-conducting oil circularly flows in the injection molding production process, the temperature in the heat-insulating barrel 1, the heat-insulating box 2, the injection molding head 3 and the mold shell 4 always tends to be consistent, the integral heat-insulating property of the utility model is improved, the bottom end of the material barrel 102 is opened after the preheating is finished to enable the molten plastic to enter the oil guide box 204, the rotating motor 5 drives the screw 501 to rotate so that the plastic moves towards one end of the injection molding head 3, the molten plastic moves downwards in the injection molding box 302 through the injection molding pipe 304 and is injected into the mold main body 403, the rear oil injection pipe 303 moves synchronously along with the injection molding pipe 304, the injection molded mold shell 4 is taken down and the through hole 404 is sealed, the plastic is cooled synchronously along with heat conduction oil, rapid shrinkage caused by too fast cooling is avoided, and the production quality is improved.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.

Claims (7)

1. The utility model provides an environment-friendly plastics toy heat preservation device that moulds plastics, includes heat-preserving container (1), insulation can (2), moulds plastics head (3), mould shell (4) and rotation motor (5), its characterized in that: heat-preserving container (1) inboard is provided with heating pipe (103), heat-preserving container (1) bottom welded fastening has insulation can (2), insulation can (2) inboard welded fastening has oil guide box (201) and guide case (204), insulation can (2) front end welded fastening has the head of moulding plastics (3), it has injection molding pipe (304) and notes oil pipe (303) to mould plastics first (3) bottom through the joint, it is provided with mould shell (4), two to mould plastics first (3) bottom mould shell (4) are linked together through connecting pipe (401), insulation can (2) rear end is provided with rotates motor (5), it is provided with screw rod (501) to rotate motor (5) upper end, screw rod (501) run through the joint in guide case (204) inboard.

2. The injection molding and heat preservation device for the environment-friendly plastic toys as claimed in claim 1, wherein an oil drum (101) is welded and fixed to the inner side of the heat preservation barrel (1), a material barrel (102) is welded and fixed to the inner side of the oil drum (101), the heating pipe (103) is embedded inside the material barrel (102), a feeding pipe (104) is welded to the upper end of the material barrel (102) in a penetrating manner, the feeding pipe (104) is inserted into the upper sides of the oil drum (101) and the heat preservation barrel (1) in a penetrating manner, an oil inlet pipe (105) is welded to the upper side of the oil drum (101) in a penetrating manner, and the oil inlet pipe (105) is inserted into the upper side of the heat preservation barrel (1) in a penetrating manner.

3. The injection molding and heat preservation device for the environment-friendly plastic toys as claimed in claim 1, wherein support bases (202) are clamped on two sides of the bottom end of the heat preservation box (2), a clamping plate (203) is welded and fixed on the rear side of the bottom end of the heat preservation box (2), the heat preservation box (2) is communicated with the inner side of the heat preservation barrel (1) in a penetrating manner, the oil guide box (201) is welded on the upper side of an oil barrel (101) of the heat preservation barrel (1) in a penetrating manner, the oil guide box (204) is located on the inner side of the oil guide box (201), and the oil guide box (204) is welded on the upper side of a material barrel (102) of the heat preservation barrel (1) in a penetrating manner.

4. The environment-friendly plastic toy heat preservation device that moulds plastics of claim 1, characterized in that, the inboard welded fastening of head (3) of moulding plastics has notes oil tank (301), notes oil pipe (303) run through the joint in notes oil tank (301) bottom, the inboard welded fastening of notes oil tank (301) has the case (302) of moulding plastics, mould plastics pipe (304) and run through the joint in the inboard bottom of case (302) of moulding plastics, the inboard intercommunication that runs through of head (3) of moulding plastics and insulation can (2), notes oil tank (301) run through and weld in oil guide box (201) front end, the case (302) of moulding plastics run through and weld in oil guide box (204) front end.

5. The injection molding and heat insulation device for the environment-friendly plastic toys as claimed in claim 1, wherein the mold shell (4) is attached to the upper side of the heat insulation injection molding table (402), the mold main body (403) is welded and fixed to the inner side of the mold shell (4), through holes (404) are formed in two ends of the mold shell (4), two ends of the connecting pipe (401) are inserted into the inner sides of the through holes (404) of the two mold shells (4) in a penetrating manner, and an oil pipe (405) is clamped on one side of the mold shell (4) in a penetrating manner.

6. The injection molding and heat preservation device for the environment-friendly plastic toys as claimed in claim 5, wherein an oil groove (406) and a heat preservation groove (407) are formed between the mold shell (4) and the mold body (403), the oil groove (406) is attached to the outer side of the mold body (403), the through hole (404) is communicated with the inner side of the oil groove (406), two ends of the oil pipe (405) are clamped to the inner side of the oil groove (406), the upper side of the mold shell (4) is provided with an oil filling port (408) and an injection molding port (409), the oil filling port (408) is communicated with the inner side of the oil groove (406) in a penetrating manner, and the injection molding port (409) is communicated with the inner side of the mold body (403) in a penetrating manner.

7. The injection molding and heat preservation device for the environment-friendly plastic toy as claimed in claim 1, wherein a driving rod (503) is fixed to the front end of the rotating motor (5) in a screwing manner, a transmission belt (504) is attached to the outer peripheral surface of the driving rod (503), the screw rod (501) is in transmission connection with the driving rod (503) through the transmission belt (504), a driven rod (505) is connected to the rear end of the screw rod (501) in a clamping manner, a support frame (502) is fixed to the rear end of the driven rod (505) in a welding manner, and the driving rod (503) is fixed to the inner side of a clamping plate (203) of the heat preservation box (2) in a clamping manner relative to the other end of the rotating motor (5).

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