CN218640266U

CN218640266U - Injection molding equipment

Info

Publication number: CN218640266U
Application number: CN202222510112.4U
Authority: CN
Inventors: 熊小荣
Original assignee: Dongguan Fenglin Electronic Technology Co ltd
Current assignee: Dongguan Fenglin Electronic Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-03-17
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses an injection moulding equipment, the on-line screen storage device comprises a base, forming device, heat abstractor and circulating device, forming device includes interior die holder, first outer mould storehouse and second outer mould storehouse, and heat abstractor includes feed liquor pipe, drain pipe and cooling tube, and the cavity has been seted up to the inside of interior die holder, rigid coupling cooling tube between feed liquor pipe in the cavity and the drain pipe, and circulating device is used for driving the coolant liquid to flow in heat abstractor, the beneficial effects of the utility model are that, this equipment is through interior die holder, first outer mould storehouse and second outer mould storehouse form the die cavity of usefulness of moulding plastics, accomplishes the back at the completion of moulding plastics, and first outer mould storehouse and second outer mould storehouse are kept away from each other, are convenient for divide the mould operation to make the goods after moulding plastics expose, be convenient for take out the goods, accomplish the back at the moulding plastics, through circulating device drive coolant liquid flows in heat abstractor, can dispel the heat to it through the inside of heat abstractor in process of goods for improve the radiating effect of goods, accelerate the cooling of goods.

Description

Injection molding equipment

Technical Field

The utility model relates to an injection moulding equipment especially relates to a convenient and high-efficient radiating injection moulding equipment of drawing of patterns.

Background

Plastic or rubber toys are generally molded by injection molding, in which a cavity is generally formed by two assembled molds, then molten thermoplastic rubber or plastic is injected into the cavity, and after cooling, the finished product is taken out by mold separation.

But the existing injection molding equipment has the problems of inconvenient demoulding and poor heat dissipation.

The patent application numbers are: CN202220262424.5 discloses an injection molding apparatus, which forms a mold cavity by an upper mold plate and a lower mold plate, and dissipates heat after injection by blades moving up and down.

However, the above patent also has the following problems: cope match-plate pattern and lower bolster carry out the compound die in the box and divide the mould operation, because the airborne reduction in the box is limited, it is inconvenient to cause the drawing of patterns after the goods shaping, and the flabellum can only blow the heat dissipation in the outside of cope match-plate pattern and lower bolster, can not directly carry out direct heat dissipation in the inside of goods in process, and radiating effect is not good.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an injection moulding device, the utility model discloses a realize through following technical scheme.

An injection molding apparatus comprising:

a base;

the injection molding device comprises an inner die holder, a first outer die bin and a second outer die bin, wherein the inner die holder is fixedly connected to the center of the upper surface of a base, moving plates are slidably connected to the bases on the left side and the right side of the inner die holder, one side, close to the inner die holder, of each moving plate is provided with a notch matched with the inner die holder, the front side and the rear side of each base are rotatably connected with a shaft lever, the right end of each shaft lever is fixedly connected with a driving wheel, the two driving wheels are linked through a belt, one of the driving wheels is eccentrically and fixedly connected with a crank, threaded grooves with opposite rotation directions are symmetrically formed in the left side and the right side of each shaft lever, sliding seats are fixedly connected to the front side and the rear side of each moving plate through supporting rods, threaded sleeves are fixedly connected to the centers of the sliding seats and meshed with the corresponding threaded grooves, the first outer die bin and the second outer die bin are fixedly connected to the moving plates on the left side and the right side respectively, a seat plate is fixedly connected to a top plate of the first outer die bin, grooves matched with the seat plate are formed in the top plate of the second outer die bin, injection molding tubes are fixedly connected to injection molding tubes, and exhaust holes are uniformly formed in the seat plate around the circumferences of the injection molding tubes;

the heat dissipation device comprises a liquid inlet pipe, a liquid outlet pipe and a heat dissipation pipe; the inner die holder is internally provided with a cavity, the liquid inlet pipe and the liquid outlet pipe are fixedly connected to the position, corresponding to the cavity, on the base, the liquid inlet pipe and the liquid outlet pipe are symmetrically arranged in front and back, the radiating pipes are fixedly connected between the liquid inlet pipe and the liquid outlet pipe in the cavity, and the radiating pipes are symmetrically arranged in two groups in left and right;

and the circulating device is used for driving the cooling liquid to flow in the heat dissipation device.

Furthermore, the left side of the first outer mold bin and the outer side of the seat plate are fixedly connected with inserting plates, and inserting grooves corresponding to the inserting plates are formed in the right side of the second outer mold bin and the grooves.

Further, the bottom outer wall rigid coupling of interior die holder has the connecting plate of returning the shape, the both ends symmetry rigid coupling of connecting plate has the otic placode, the spread groove that corresponds with connecting plate and otic placode is seted up to the bottom of movable plate.

Further, the circulating device comprises a water tank and a water pump; the water tank rigid coupling sets up at the lower surface and the bilateral symmetry of base, and the preceding curb plate upper portion rigid coupling of water tank has the liquid feeding pipe, the water pump rigid coupling is at the lower surface of base, and the import of water pump has two suction tubes through first three-way connection, and the head of two suction tubes respectively with the curb plate sub-unit connection of two water tanks, the export and the feed liquor union coupling of water pump, the head of drain pipe has two back flows through second three-way connection, and the head of two back flows is connected with the curb plate upper portion of controlling two water tanks respectively.

Further, the water tank is made of transparent materials.

Furthermore, a semiconductor refrigeration piece is fixedly connected in a side plate of the water tank, the cold end of the semiconductor refrigeration piece faces towards the inside of the water tank, and the hot end of the semiconductor refrigeration piece faces outwards.

The beneficial effects of the utility model are that, this equipment passes through the interior die holder, first outer die storehouse and the second outer die storehouse form the die cavity of usefulness of moulding plastics, after the completion of moulding plastics, first outer die storehouse and second outer die storehouse are kept away from each other, be convenient for divide the mould operation, and make the goods after moulding plastics expose, be convenient for take out the goods, after the completion of moulding plastics, flow in heat abstractor through circulating device drive coolant liquid, can dispel the heat to it in the inside of goods in process through heat abstractor, thereby improve the radiating effect of goods, accelerate the cooling of goods.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some examples of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1: the utility model relates to an axonometric drawing of injection molding equipment;

FIG. 2: the utility model discloses a schematic three-dimensional view below an injection molding device;

FIG. 3: the utility model relates to an axonometric drawing of injection molding equipment;

FIG. 4: the utility model discloses a three-dimensional schematic diagram of the second outer model bin;

FIG. 5: the internal structure of the inner die holder of the utility model is shown schematically;

FIG. 6: the structure schematic diagram of the heat dissipation device and the circulation device of the utility model;

FIG. 7 is a schematic view of: installation schematic diagram of semiconductor refrigeration piece.

The reference numbers are as follows:

1-base, 21-inner die holder, 22-first outer die holder, 23-second outer die holder, 24-moving plate, 25-notch, 26-shaft rod, 27-driving wheel, 28-belt, 29-crank, 210-thread groove, 211-supporting rod, 212-sliding seat, 213-thread sleeve, 214-base plate, 215-groove, 216-injection molding pipe, 217-exhaust hole, 218-insertion plate, 219-insertion groove, 220-connecting plate, 221-ear plate, 222-connecting groove, 31-liquid inlet pipe, 32-liquid outlet pipe, 33-radiating pipe, 34-cavity, 41-water tank, 42-water pump, 43-liquid feeding pipe, 44-first tee joint, 45-suction pipe, 46-second tee joint, 47-return pipe, 48-semiconductor refrigerating sheet, 481-cold end, 482-hot end.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-7, an injection molding apparatus, comprising:

a base 1;

the forming device comprises an inner die holder 21, a first outer die bin 22 and a second outer die bin 23, wherein the inner die holder 21 is fixedly connected to the center of the upper surface of a base 1, a moving plate 24 is connected to the base 1 on the left side and the right side of the inner die holder 21 in a sliding manner, a notch 25 matched with the inner die holder 21 is formed in one side, close to the inner die holder 21, of the moving plate 24, shaft levers 26 are rotatably connected to the front side and the rear side of the base 1, driving wheels 27 are fixedly connected to the right ends of the shaft levers 26, the two driving wheels 27 are linked through a belt 28, a crank 29 is eccentrically and fixedly connected to one of the driving wheels 27, threaded grooves 210 with opposite rotation directions are formed in bilateral symmetry on the shaft lever 26, sliding seats 212 are fixedly connected to the front side and the rear side of the moving plate 24 through supporting rods 211, a threaded sleeve 213 is fixedly connected to the center of each sliding seat 212, the threaded sleeve 213 is meshed with the corresponding threaded grooves 210, the first outer die bin 22 and the second outer die bin 23 are fixedly connected to the moving plates 24 on the left side and the right side, a top plate vent hole of the first outer die bin 22 is fixedly connected to an outer die bin 23, a base plate 214 is fixedly connected to a base plate 215 matched with an outer die plate 216, and a base plate 216 is formed on the top plate 23, and a periphery of an injection molding pipe 217 is uniformly;

one of the driving wheels 27 can be driven to rotate by the crank 29, and under the action of the belt 28, the two driving wheels 27 synchronously rotate, so that the shaft rod 26 rotates, as shown in fig. 1-3, because the left and right slide bases 212 are engaged with the thread grooves 210 with opposite rotation directions, so that when the shaft rod 26 rotates, the left and right slide bases 212 synchronously move close to or away from each other, and the first outer mold warehouse 22 and the second outer mold warehouse 23 synchronously move with the left and right slide bases 212 respectively.

When the first outer mold cabin 22 and the second outer mold cabin 23 approach each other and complete the butt joint, a mold cavity for injection molding is formed between the first outer mold cabin 22 and the second outer mold cabin 23 and the inner mold seat 21, at this time, an input pipe of molten rubber or plastic is butt-jointed with the injection molding pipe 216, a flange may be provided at the head of the input pipe and the injection molding pipe 216 for butt joint of the input pipe and the injection molding pipe, and during the injection molding, air is exhausted through the exhaust hole 217.

Because the left side of the first outer mold bin 22 and the outer side of the seat plate 214 are fixedly connected with the insert plate 218, the right side of the second outer mold bin 23 and the groove 215 are internally provided with the slots 219 corresponding to the insert plate 218; and the bottom outer wall of the inner die holder 21 is fixedly connected with a clip-shaped connecting plate 220, two ends of the connecting plate 220 are symmetrically and fixedly connected with lug plates 221, and the bottom of the moving plate 24 is provided with connecting grooves 222 corresponding to the connecting plate 220 and the lug plates 221.

When the first outer mold housing 22 and the second outer mold housing 23 are butted, the sealing performance during connection can be improved by the matching of the insert plate 218 and the slot 219, and the matching of the connecting slot 222 and the connecting plate 220 and the ear plate 221.

After the injection molding is completed and the injection molded product is cooled, the first outer mold bin 22 and the second outer mold bin 23 are separated from each other, and the state shown in fig. 1 is reached, the mold splitting operation is completed, and the injection molded product is fully exposed, so that the product can be conveniently taken out.

The heat dissipation device comprises a liquid inlet pipe 31, a liquid outlet pipe 32 and a heat dissipation pipe 33; a cavity 34 is formed in the inner die holder 21, the liquid inlet pipe 31 and the liquid outlet pipe 32 are fixedly connected to the position, corresponding to the cavity 34, on the base 1, the liquid inlet pipe 31 and the liquid outlet pipe 32 are symmetrically arranged front and back, the heat dissipation pipes 33 are fixedly connected between the liquid inlet pipe 31 and the liquid outlet pipe 32 in the cavity 34, and two sets of the heat dissipation pipes 33 are symmetrically arranged left and right;

Preferably, the circulating means comprises a water tank 41 and a water pump 42; the water tank 41 is fixedly connected to the lower surface of the base 1 and is arranged in bilateral symmetry, the upper portion of the front side plate of the water tank 41 is fixedly connected with the liquid adding pipe 43, the water pump 42 is fixedly connected to the lower surface of the base 1, the inlet of the water pump 42 is connected with the two suction pipes 45 through the first tee 44, the heads of the two suction pipes 45 are respectively connected with the lower portions of the side plates of the two water tanks 41, the outlet of the water pump 42 is connected with the liquid inlet pipe 31, the head of the liquid outlet pipe 32 is connected with the two return pipes 47 through the second tee 46, and the heads of the two return pipes 47 are respectively connected with the upper portions of the side plates of the left water tank 41 and the right water tank 41.

The cooling liquid is firstly added into the water tank 41 through the liquid adding pipe 43, the water pump 42 pumps the cooling liquid through the suction pipe 45 when working, and inputs the cooling liquid into the liquid inlet pipe 31, the cooling liquid in the liquid inlet pipe 31 enters the liquid outlet pipe 32 through the radiating pipe 33, and the cooling liquid in the liquid outlet pipe 32 flows back into the water tank 41 through the return pipe 47, thereby realizing the circulating flow of the cooling liquid.

After the completion of moulding plastics, the heat of injection moulding article penetrates in inner die base 21 and cavity 34, and the heat is absorbed to the coolant liquid that flows to realize the heat dissipation function, this equipment can dispel the heat to it in the inside of in-process, and the radiating effect is better.

Preferably, the water tank 41 is made of a transparent material.

The water tank 41 is made of a transparent material, and the inside of the water tank 41 can be observed.

Preferably, a semiconductor refrigeration sheet 48 is fixedly connected to the inside of the side plate of the water tank 41, the cold end 481 of the semiconductor refrigeration sheet 48 faces the inside of the water tank 41, and the hot end 482 of the semiconductor refrigeration sheet 48 faces the outside.

Through the arrangement of the semiconductor refrigeration sheet 48, the cooling liquid in the water tank 41 can be cooled, so that the flowing cooling liquid is ensured to have lower temperature, and the heat dissipation effect is ensured.

As shown in fig. 7, when the semiconductor cooling plate 48 operates, the cooling liquid is cooled by the cold end 481, and the heat is dissipated by the hot end 482.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An injection molding apparatus, comprising:

a base;

the heat dissipation device comprises a liquid inlet pipe, a liquid outlet pipe and a heat dissipation pipe; the inner die holder is internally provided with a cavity, the liquid inlet pipe and the liquid outlet pipe are fixedly connected to the positions, corresponding to the cavity, on the base, the liquid inlet pipe and the liquid outlet pipe are symmetrically arranged in the front and back direction, the radiating pipes are fixedly connected between the liquid inlet pipe and the liquid outlet pipe in the cavity, and two groups of radiating pipes are symmetrically arranged in the left and right direction;

2. The injection molding equipment according to claim 1, wherein an insert plate is fixedly connected to the left side of the first outer mold bin and the outer side of the seat plate, and slots corresponding to the insert plate are formed in the right side of the second outer mold bin and the grooves.

3. The injection molding device according to claim 1, wherein a clip-shaped connecting plate is fixedly connected to an outer wall of a bottom of the inner mold base, the connecting plate has two ends symmetrically and fixedly connected with lug plates, and a connecting groove corresponding to the connecting plate and the lug plates is formed in a bottom of the moving plate.

4. An injection molding apparatus as claimed in claim 1, wherein said circulation means includes a water tank and a water pump; the water tank rigid coupling sets up at the lower surface and the bilateral symmetry of base, and the preceding curb plate upper portion rigid coupling of water tank has the liquid feeding pipe, the water pump rigid coupling is at the lower surface of base, and the import of water pump has two suction tubes through first three-way connection, and the head of two suction tubes respectively with the curb plate sub-unit connection of two water tanks, the export and the feed liquor union coupling of water pump, the head of drain pipe has two back flows through second three-way connection, and the head of two back flows is connected with the curb plate upper portion of controlling two water tanks respectively.

5. An injection molding apparatus as claimed in claim 4, wherein said water tank is made of a transparent material.

6. The injection molding equipment of claim 4, wherein a semiconductor refrigeration piece is fixedly connected inside the side plate of the water tank, the cold end of the semiconductor refrigeration piece faces the inside of the water tank, and the hot end of the semiconductor refrigeration piece faces outwards.