CN212385904U

CN212385904U - Circulating injection molding injection mold

Info

Publication number: CN212385904U
Application number: CN202020952165.XU
Authority: CN
Inventors: 林悦忠
Original assignee: Guangdong Xiaobailong Animation Culture Co ltd
Current assignee: Guangdong Xiaobailong Animation Culture Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-22
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a circulating injection molding piece injection mold, which comprises a base, a demolding unit, a power unit, a water tank and a female mold; base: the left side and the right side of the top surface of the injection molding machine are respectively fixed with a mounting plate II and a mounting plate I through supporting rods, the side face of the mounting plate I is fixed with a male die, a discharge port is formed in the middle of the male die, a plastic heating and extruding device is fixed on the right side of the top surface of the base, the discharge end of the plastic heating and extruding device is communicated with the discharge port of the male die, a slide bar I is arranged between the mounting plate I and the mounting plate II, a female die is connected to the side face of the slide bar I in a sliding mode, the injection molding machine not only adopts a mode of mechanically generating power, is convenient to maintain, does not leak oil, is long in service life, can radiate the die.

Description

Circulating injection molding injection mold

Technical Field

The utility model relates to a circulating injection molding technical field that moulds plastics specifically is a circulating injection molding injection mold.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, the injection molding is a processing method used for batch production of parts with complex shapes, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification, wherein the structure of the mold is possible to be varied greatly due to different types and properties of the plastics, the shapes and the structures of the plastic products, the types of the injection machines and the like, but the basic structures are consistent;

the mould mainly comprises a pouring system, a temperature adjusting system, a forming part and a structural part, wherein the pouring system and the forming part are parts which are in direct contact with plastics and change along with the plastics and products, and are the parts which are most complicated and change the most and require the highest processing smoothness and precision in the mould;

however, most injection molds in the market at present adopt hydraulic pressure to generate power, the mode is easy to leak oil after being used for a long time, the maintenance is inconvenient, the service life is short, and when the injection molds are used for a long time, the temperature of the injection molds is integrally increased, plastic models in the molds are not easy to form during injection, the time consumption is long, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a circulating injection molding injection mold, not only adopt the mode of mechanical production power, easy maintenance, oil-tight, long service life can dispel the heat to the mould moreover, has shortened the shaping time, has improved production efficiency, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a circulating injection molding piece injection mold comprises a base, a demolding unit, a power unit, a water tank and a female mold;

base: the left side and the right side of the top surface of the base are respectively fixed with a mounting plate II and a mounting plate I through supporting rods, a male die is fixed on the side surface of the mounting plate I, a discharge hole is formed in the middle of the male die, a plastic heating and extruding device is fixed on the right side of the top surface of the base, the discharge end of the plastic heating and extruding device is communicated with the discharge hole of the male die, a slide bar I is arrayed between the mounting plate I and the mounting plate II, a female die is connected to the side surface of the slide bar I in a sliding mode, a power unit is arranged between the mounting plate I and the mounting plate;

die sinking: the die is matched with a male die for use, a through hole is formed in the middle of the male die, a matching groove is formed in the right side of the through hole, a demoulding unit is installed in the matching groove, a circle of cavity is formed in the female die, and a water inlet and a water outlet are formed in two sides of the cavity respectively;

a water tank: a water tank is fixed on one side of the base through a support column, a water inlet pipe is arranged at the top of the water tank, a water pump is fixed on the inner bottom surface of the water tank, a fan is fixed on one side of the top of the water tank, and the fan is matched with the water tank for use;

wherein: the water pump is characterized by further comprising a controller, wherein the controller is fixed on the top surface of the base, the input end of the controller is electrically connected with the output end of an external power supply, and the output end of the controller is electrically connected with the input ends of the fan and the water pump.

Further, the water outlet end of the water pump passes through the hose intercommunication with the water inlet of cavity, the delivery port of cavity passes through hose and inlet tube intercommunication, carries the water of water tank inside in the cavity of die through the water pump, takes away the heat in the die, makes the temperature of die reduce, and then makes the inside plastics rapid prototyping of die, has shortened the shaping time, has improved production efficiency, produces the air current through the fan, takes away the inside temperature of water tank, makes the inside temperature of water tank reduce.

Further, still include temperature sensor, the medial surface of water tank is fixed with temperature sensor, temperature sensor's output is connected with the input electricity of controller, and temperature sensor's effect mainly monitors the inside temperature of water tank, and after reaching the uniform temperature, temperature sensor turns into the signal of telecommunication with temperature signal and feeds back to the controller, then the controller control fan rotates and dispels the heat, and this kind of mode can prevent that the fan from rotating always, has saved the cost, and itself dispels the heat through fan and water, and is with low costs.

Further, the drawing of patterns unit contains kicking block, spring, slide bar two and cooperation piece, sliding connection has slide bar two in the through-hole in the middle of the die, the both ends of slide bar two are fixed with cooperation piece and kicking block respectively, slide bar two side covers between kicking block and the die side has the spring, the kicking block uses with the ejector pin cooperation, cooperation piece uses with the cooperation groove cooperation, contains the plastics of accomplishing of moulding plastics in the die, and the die is driven in the side of slide bar one by power unit and slides, and then makes the ejector pin with the kicking block contact, makes the kicking block motion, and the kicking block makes slide bar two and cooperation piece motion, and the spring is compressed simultaneously, and the cooperation piece is ejecting with plastics, accomplishes the drawing of patterns, then the spring kick-backs, and cooperation piece recovers with the cooperation groove.

Further, power pack contains motor and lead screw, the side of mounting panel two is fixed with the motor, install the lead screw between mounting panel one and the mounting panel two, the output shaft tip of motor and the one end fixed connection of lead screw, the side of die is equipped with the screw hole, and screw hole and lead screw threaded connection, the input of motor is connected with the output electricity of controller, rotates through controller control motor, and the motor drives the lead screw and rotates, along with the rotation of lead screw, with lead screw threaded connection's die motion, can produce with the terrace die cooperation, this kind of mode that adopts machinery to produce power, easy maintenance, it is oil-tight, long service life.

Compared with the prior art, the beneficial effects of the utility model are that: this circulating injection molding injection mold has following benefit:

1. this circulating injection molding injection mold, through controller control motor rotation, the motor drives the lead screw and rotates, along with the rotation of lead screw, with lead screw threaded connection's die motion, can produce with the terrace die cooperation, this kind of mode that adopts machinery to produce power, easy maintenance, it is oil-tight, long service life. (ii) a

2. According to the circulating injection molding piece injection mold, water in the water tank is conveyed into the cavity in the female mold through the water pump, heat in the female mold is taken away, the temperature of the female mold is reduced, and then plastic in the female mold is rapidly molded, so that the molding time is shortened, and the production efficiency is improved;

3. the circulating injection molding piece injection mold not only adopts a mode of mechanically generating power, is convenient to maintain, does not leak oil, has long service life, but also can dissipate heat of the mold, shortens the molding time and improves the production efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is the schematic diagram of the structure of the demolding unit of the present invention.

In the figure: the device comprises a base 1, a controller 2, a demoulding unit 3, a top block 31, a spring 32, a slide bar II 33, a matching block 34, a power unit 4, a motor 41, a screw 42, a mounting plate I5, a plastic heating and extruding device 6, a mounting plate II 7, a water tank 8, a water pump 9, a water inlet pipe 10, a temperature sensor 11, a fan 12, a female die 13, a slide bar I14, a matching groove 15, a male die 16 and a cavity 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a circulating injection molding piece injection mold comprises a base 1, a demolding unit 3, a power unit 4, a water tank 8 and a female mold 13;

base 1: the left side and the right side of the top surface of the base are respectively fixed with a mounting plate II 7 and a mounting plate I5 through support rods, the side surface of the mounting plate I5 is fixed with a male die 16, the middle of the male die 16 is provided with a discharge hole, the right side of the top surface of the base 1 is fixed with a plastic heating extrusion device 6, the discharge end of the plastic heating extrusion device 6 is communicated with the discharge hole of the male die 16, a slide bar I14 is arrayed between the mounting plate I5 and the mounting plate II 7, the side surface of the slide bar I14 is connected with a female die 13 in a sliding manner, a power unit 4 is arranged between the mounting plate I5 and the mounting plate II 7, the power unit 4 comprises a motor 41 and a lead screw 42, the side surface of the mounting plate II 7 is fixed with a motor 41, a lead screw 42 is arranged between the mounting plate I5 and the mounting plate II 7, the end part of an output shaft of, the controller 2 controls the motor 41 to rotate, the motor 41 drives the lead screw 42 to rotate, the female die 13 in threaded connection with the lead screw 42 moves along with the rotation of the lead screw 42 and can be matched with the male die 16 for production, the mode of mechanically generating power is adopted, the maintenance is convenient, oil is not leaked, the service life is long, and the side surface of the mounting plate II 7 is fixedly provided with the ejector rod;

and (3) a female die 13: the die is matched with a male die 16 for use, a through hole is formed in the middle of the male die, a matching groove 15 is formed in the right side of the through hole, a demoulding unit 3 is installed in the matching groove 15, the demoulding unit 3 comprises a top block 31, a spring 32, a second sliding rod 33 and a matching block 34, the second sliding rod 33 is connected in the through hole in the middle of a female die 13 in a sliding mode, the matching block 34 and the top block 31 are fixed at two ends of the second sliding rod 33 respectively, the spring 32 is sleeved on the side face of the second sliding rod 33 between the top block 31 and the side face of the female die 13, the top block 31 is matched with a push rod for use, the matching block 34 is matched with the matching groove 15 for use, injection-molded plastics are contained in the female die 13, the female die 13 is driven by a power unit 4 to slide on the side face of the first sliding rod 14, the push rod is further driven by the push rod to contact the top block 31, the matching block and the matching groove 15 are restored for next injection molding, a circle of cavity 17 is arranged in the female die 13, and a water inlet and a water outlet are arranged on two sides of the cavity 17;

a water tank 8: a water tank 8 is fixed on one side of a base 1 through a support column, a water inlet pipe 10 is arranged on the top of the water tank 8, a water pump 9 is fixed on the inner bottom surface of the water tank 8, a fan 12 is fixed on one side of the top of the water tank 8, the fan 12 is matched with the water tank 8 for use, the water outlet end of the water pump 9 is communicated with the water inlet of a cavity 17 through a hose, the water outlet of the cavity 17 is communicated with the water inlet pipe 10 through a hose, injection molded plastic is contained in a female die 13, the female die 13 is driven by a power unit 4 to slide on the side surface of a sliding rod I14, so that a top block 31 is contacted with the top block 31 through a push rod, the top block 31 enables a sliding rod II 33 and a matching block 34 to move, meanwhile, the spring is compressed, the matching block 34 pushes out the plastic to complete demolding, then the spring 32 rebounds, the matching block and a, the output end of the temperature sensor 11 is electrically connected with the input end of the controller 2, the temperature sensor 11 is mainly used for monitoring the water temperature in the water tank 8, after a certain temperature is reached, the temperature sensor 11 converts a temperature signal into an electric signal and feeds the electric signal back to the controller 2, and then the controller 2 controls the fan 12 to rotate for heat dissipation, so that the fan 12 can be prevented from rotating all the time, the cost is saved, and the fan 12 and the water are used for heat dissipation, so that the cost is low;

wherein: the water pump is characterized by further comprising a controller 2, the controller 2 is fixed on the top surface of the base 1, the input end of the controller 2 is electrically connected with the output end of an external power supply, and the output end of the controller 2 is electrically connected with the fan 12 and the input end of the water pump 9.

When in use: firstly, the controller 2 controls the power unit 4 to work to enable the female die 13 to move to be matched with the male die 16, then the plastic heating extrusion device 6 on one side processes raw materials, then the raw materials are extruded from a discharge port in the middle of the male die 16 and are filled with the female die 13, then the controller 2 controls the water pump 9 to work to cool the female die 13, so that a plastic model is rapidly molded, then the plastic model is demolded through the demolding unit 3 to complete injection molding, then the above steps are repeated, the circular injection molding can be realized, the controller 2 controls the motor 41 to rotate, the motor 41 drives the screw rod 42 to rotate, the female die 13 in threaded connection with the screw rod 42 moves along with the rotation of the screw rod 42, the female die 13 can be matched with the male die 16 to produce, the mode of mechanically generating power is adopted, the maintenance is convenient, the oil leakage is prevented, the service life is long, the female die 13 contains plastic which, further, the ejector rod contacts the ejector block 31 to move the ejector block 31, the ejector block 31 moves the second slide rod 33 and the matching block 34, the spring is compressed, the matching block 34 ejects the plastic to complete demoulding, then the spring 32 rebounds, the matching block and the matching groove 15 recover to perform next injection moulding, the female die 13 contains the plastic which is subjected to injection moulding, the female die 13 is driven by the power unit 4 to slide on the side surface of the first slide rod 14, the ejector rod contacts the ejector block 31 to move the ejector block 31, the ejector block 31 moves the second slide rod 33 and the matching block 34, the spring is compressed, the matching block 34 ejects the plastic to complete demoulding, then the spring 32 rebounds, the matching block and the matching groove 15 recover to perform next injection moulding, the temperature sensor 11 mainly monitors the water temperature inside the water tank 8, and after a certain temperature is reached, the temperature sensor 11 converts a temperature signal into an electric signal and feeds back to the controller 2, then the controller 2 controls the fan 12 to rotate for heat dissipation, which can prevent the fan 12 from rotating all the time, thus saving cost, and the heat dissipation is carried out by the fan 12 and water, thus the cost is low.

It is worth noting that in the embodiment, the controller 2 is preferably an STM32 single chip microcomputer, the motor 41 is preferably a Mitsubishi MR-JE series servo motor according to actual size, the temperature sensor 11 can be a DS18B20 temperature sensor, the fan 12 is a king ventilation D.Fans series industrial large fan, the water pump 9 is a 25ZX3-20 self-priming pump, and the controller 2 controls the motor 41, the fan 12 and the water pump 9 to work by a common method in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a circulating injection molding injection mold which characterized in that: comprises a base (1), a demoulding unit (3), a power unit (4), a water tank (8) and a female die (13);

base (1): the left side and the right side of the top surface of the base are respectively fixed with a mounting plate II (7) and a mounting plate I (5) through supporting rods, the side face of the mounting plate I (5) is fixed with a male die (16), a discharge hole is formed in the middle of the male die (16), a plastic heating and extruding device (6) is fixed on the right side of the top surface of the base (1), the discharge end of the plastic heating and extruding device (6) is communicated with the discharge hole of the male die (16), slide bars I (14) are arranged between the mounting plate I (5) and the mounting plate II (7) in an array mode, a female die (13) is connected to the side face of the slide bar I (14) in a sliding mode, a power unit (4) is arranged between the mounting plate I (5) and the mounting plate;

female die (13): the die is matched with a male die (16) for use, a through hole is formed in the middle of the die, a matching groove (15) is formed in the right side of the through hole, a demolding unit (3) is installed in the matching groove (15), a circle of cavity (17) is formed in the female die (13), and a water inlet and a water outlet are formed in two sides of the cavity (17) respectively;

water tank (8): a water tank (8) is fixed on one side of the base (1) through a support column, a water inlet pipe (10) is arranged at the top of the water tank (8), a water pump (9) is fixed on the bottom surface of the interior of the water tank (8), a fan (12) is fixed on one side of the top of the water tank (8), and the fan (12) is matched with the water tank (8) for use;

wherein: the water pump fan is characterized by further comprising a controller (2), the controller (2) is fixed on the top face of the base (1), the input end of the controller (2) is electrically connected with the output end of an external power supply, and the output end of the controller (2) is electrically connected with the input ends of the fan (12) and the water pump (9).

2. The inj ection molding die of claim 1, wherein: the water outlet end of the water pump (9) is communicated with the water inlet of the cavity (17) through a hose, and the water outlet of the cavity (17) is communicated with the water inlet pipe (10) through a hose.

3. The inj ection molding die of claim 1, wherein: still include temperature sensor (11), the medial surface of water tank (8) is fixed with temperature sensor (11), the output of temperature sensor (11) is connected with the input electricity of controller (2).

4. The inj ection molding die of claim 1, wherein: demoulding unit (3) contains kicking block (31), spring (32), two (33) of slide bar and cooperation piece (34), sliding connection has two (33) of slide bar in the through-hole in the middle of die (13), the both ends of two (33) of slide bar are fixed with cooperation piece (34) and kicking block (31) respectively, two (33) side covers of slide bar between kicking block (31) and die (13) side have spring (32), kicking block (31) are used with the ejector pin cooperation, and cooperation piece (34) are used with cooperation groove (15) cooperation.

5. The inj ection molding die of claim 1, wherein: power pack (4) contain motor (41) and lead screw (42), the side of mounting panel two (7) is fixed with motor (41), install lead screw (42) between mounting panel (5) and mounting panel two (7), the output shaft tip of motor (41) and the one end fixed connection of lead screw (42), the side of die (13) is equipped with the screw hole, and screw hole and lead screw (42) threaded connection, the input of motor (41) is connected with the output electricity of controller (2).