CN212472182U

CN212472182U - EPS foamed plastic's one shot forming mould

Info

Publication number: CN212472182U
Application number: CN202020837208.XU
Authority: CN
Inventors: 刘韵光
Original assignee: Nanjing Hongchi Mould Technology Co ltd
Current assignee: Nanjing Hongchi Mould Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-02-05
Anticipated expiration: 2030-05-19

Abstract

The utility model belongs to the field of dies, in particular to a one-step forming die of EPS foam plastic, aiming at the problem that the prior die is poor in heat dispersion performance when in use, so that the productivity efficiency is low in the production process, the utility model provides a scheme, which comprises a lower die and an upper die, wherein the upper die and the lower die are movably clamped, the upper die is provided with an annular cavity, the top of the upper die is respectively and fixedly provided with a circulating pump and a cooling box, the annular cavity and the cooling box are both provided with cooling liquid, the water suction end of the circulating pump extends into the annular cavity, the water outlet end of the circulating pump is fixedly provided with a flow pipe, the utility model can realize the circulating flow of the cooling liquid and the stirring of the cooling liquid by respectively starting the circulating pump and a stirring motor, thereby realizing the rapid cooling of the cooling liquid, ensuring that the upper die is always in a low temperature state, therefore, the product can be rapidly cooled, and the production efficiency can be effectively improved.

Description

EPS foamed plastic's one shot forming mould

Technical Field

The utility model relates to the technical field of mold, especially, relate to a EPS foamed plastic's one shot forming mould.

Background

The EPS foam plastic product packaging box has the characteristics of light weight, good quality, high strength, high energy absorption (buffering and shock absorption), good shock resistance and the like, and is widely applied to packaging of various precise instruments, electronics, electrical appliances, medical treatment, aquatic products, vegetables, fruits and the like. The packaging box for producing EPS foam plastic products is characterized in that cured expandable polystyrene beads are filled in a closed mould, and the number of the box is as follows: CN204505675U discloses a one-step forming die of EPS foam plastic. The punching die comprises a front die (1), wherein a rear die (2) is arranged below the front die (1), a groove (6) is formed in the rear die (2), a sliding block (3) is arranged in the groove (6), the sliding block (3) is connected with one end of a punching sliding block (5) through an inclined sliding groove (8), a punching end (10) is arranged at the other end of the punching sliding block (5), the punching sliding block (5) is placed in a punching groove (9), and an air cylinder (4) is connected below the sliding block (3); and a cavity (7) is formed between the front die (1) and the rear die (2). The utility model discloses can process in the inside less mould space of EPS foamed plastic mould, carry out one shot forming to the hole position, save time and energy, the EPS foamed plastic side hole site standard that produces moreover has still practiced thrift the cost

When the existing mold is used, the heat dissipation performance of the existing mold is poor, so that the productivity efficiency is low in the production process, and therefore the one-step forming mold for EPS foam plastic is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing mould in the prior art is poor in heat dissipation performance when in use, thereby in the production process, the defect of low productivity efficiency is caused, and the one-step forming mould for EPS foam plastic is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an EPS foam plastic one-step forming die comprises a lower die and an upper die, wherein the upper die and the lower die are movably clamped, an annular cavity is arranged on the upper die, and the top of the upper die is respectively and fixedly provided with a circulating pump and a cooling tank, cooling liquid is respectively arranged in the annular chamber and the cooling tank, the water suction end of the circulating pump extends into the annular chamber, the water outlet end of the circulating pump is fixedly provided with a flow pipe, one end of the flow pipe extends into the cooling box and is fixedly connected with the inner wall of one side of the top of the cooling box in a sealing way, the inner wall of the bottom of one side of the cooling box is fixedly provided with a water outlet pipe, one end of the water outlet pipe extends into the annular cavity chamber, four stirring blades are symmetrically and rotationally connected in the cooling box, and a plurality of condenser pipes are fixedly arranged on the two stirring blades positioned on the same side, a stirring motor is fixedly arranged at the top of the cooling box, and an output shaft of the stirring motor extends into the cooling box and is in transmission connection with the stirring blades.

Preferably, the inner wall of the annular cavity is fixedly provided with an annular pipe, the inner wall of the bottom of the annular pipe is equidistantly provided with a plurality of through holes, the bottom end of the water outlet pipe extends into the annular pipe and is fixedly connected with the inner wall of the top of the annular pipe, so that the cooling liquid can be dispersed and flows out, and the temperature in the annular cavity can be kept balanced.

Preferably, the inner wall of the cooling box is connected with a ball screw in a rotating mode, the four stirring blades are symmetrically and fixedly installed at the top and the bottom of the ball screw, the ball screw is connected with a ball screw nut in a threaded mode, the ball screw nut is connected with the inner wall of the bottom of the cooling box in a sliding mode, an output shaft of the stirring motor is connected with the ball screw nut in a transmission mode, and the stirring blades can be driven to rotate.

Preferably, be located fixed mounting on two stirring vane with one side and have same collar, and a plurality of condenser pipe symmetry fixed mounting in two collars, be located on a plurality of condenser pipes of same collar fixed mounting have same solid fixed ring, can make the condenser pipe rotate along with stirring vane, can accelerate the speed to the coolant liquid cooling.

Preferably, ball nut's top fixed mounting has the connecting cover, and fixed mounting has the dwang on agitator motor's the output shaft, and bottom one side fixed mounting of dwang has the fender axle, and the bottom of fender axle extends to in the connecting cover and be connected with the inner wall transmission of connecting cover, can conveniently drive ball nut and carry out horizontal reciprocating motion.

The utility model discloses in, an EPS foamed plastic's one shot forming mould:

according to the technical scheme, the circulating pump is started to pump out the cooling liquid in the annular cavity, then the cooling liquid can be conveyed into the cooling box through the flow pipe, the cooling liquid in the cooling box flows into the annular pipe through the water outlet pipe after being subjected to cooling treatment, and finally the cooling liquid can flow back into the annular cavity, so that the circulating flow of the cooling liquid can be realized;

after the coolant liquid gets into the cooler bin, can switch on the condenser pipe this moment, make its work, can realize cooling down the coolant liquid, later through starting agitator motor, just can drive ball and carry out forward and reverse rotation, just can drive stirring vane and condenser pipe through ball and carry out forward and reverse rotation this moment, realize carrying out comprehensive stirring to the coolant liquid, can realize carrying out quick cooling to the coolant liquid.

The utility model discloses a start circulating pump and agitator motor respectively to this can realize carrying out circulation flow to the coolant liquid and stir the coolant liquid, can realize carrying out quick cooling to the coolant liquid with this, can guarantee to go up the mould and be in low temperature state all the time, can carry out rapid cooling to the product with this, consequently can effectual improvement production efficiency.

Drawings

FIG. 1 is a front view of a primary forming mold for EPS foam of the present invention;

FIG. 2 is a front view of the internal structure of the cooling box of the one-step forming mold for EPS foam provided by the present invention;

FIG. 3 is a side view of the connection structure of the mounting ring, the condenser tube and the fixing ring of the one-step forming mold for EPS foam provided by the present invention;

fig. 4 is a side view of the rotating rod, the connecting cover and the ball screw nut connecting structure of the one-step forming die for EPS foamed plastic provided by the utility model.

In the figure: 1 lower mould, 2 upper moulds, 3 annular chambers, 4 annular pipes, 5 cooling tanks, 6 circulating pumps, 7 flow pipes, 8 stirring motors, 9 water outlet pipes, 10 ball screws, 11 ball screw nuts, 12 stirring blades, 13 mounting rings, 14 rotating rods, 15 condensation pipes, 16 fixing rings and 17 connecting covers.

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.

Referring to fig. 1-4, an EPS foamed plastic one-step forming mold comprises a lower mold 1 and an upper mold 2, the upper mold 2 and the lower mold 1 are movably clamped, an annular chamber 3 is arranged on the upper mold 2, a circulating pump 6 and a cooling tank 5 are respectively and fixedly arranged on the top of the upper mold 2, cooling liquid is respectively arranged in the annular chamber 3 and the cooling tank 5, a water suction end of the circulating pump 6 extends into the annular chamber 3, a flow pipe 7 is fixedly arranged on a water outlet end of the circulating pump 6, one end of the flow pipe 7 extends into the cooling tank 5 and is fixedly connected with the inner wall of one side of the top of the cooling tank 5 in a sealing manner, a water outlet pipe 9 is fixedly arranged on the inner wall of the bottom of one side of the cooling tank 5, one end of the water outlet pipe 9 extends into the annular chamber 3, four stirring blades 12 are symmetrically and rotatably connected in the cooling tank 5, and a plurality of, the top fixed mounting of cooler bin 5 has agitator motor 8, and agitator motor 8's output shaft extends to in the cooler bin 5 and is connected with a plurality of stirring vane 12 transmission.

Wherein, the cooling liquid in the annular chamber 3 can be pumped out by starting the circulating pump 6, then the cooling liquid can be conveyed into the cooling box 5 through the flowing pipe 7, the cooling liquid in the cooling box 5 can flow into the annular pipe 4 through the water outlet pipe 9 after being cooled, and finally the cooling liquid can flow back into the annular chamber 3, thereby realizing the circulating flow of the cooling liquid, after the cooling liquid enters the cooling box 5, the condenser pipe 15 can be electrified at the moment to start working, thereby realizing the cooling of the cooling liquid, and then the stirring motor 8 is started to drive the ball screw 10 to rotate in the forward and reverse directions, at the moment, the stirring blade 12 and the condenser pipe 15 can be driven to rotate in the forward and reverse directions through the ball screw 10, thereby realizing the comprehensive stirring of the cooling liquid, and realizing the rapid cooling of the cooling liquid, the utility model discloses a circulating pump 6 and a stirring motor 8 are respectively started, can realize carrying out circulation flow and stirring the coolant liquid with this to the coolant liquid to this can realize carrying out quick cooling to the coolant liquid, can guarantee to go up mould 2 and be in low temperature state all the time, can carry out rapid cooling to the product with this, consequently can effectual improvement production efficiency.

The utility model discloses in, fixed mounting has ring pipe 4 on the inner wall of annular chamber 3, and equidistant a plurality of through-holes have been seted up on the bottom inner wall of ring pipe 4, and the bottom of outlet pipe 9 extend to in the ring pipe 4 and with the top inner wall fixed connection of ring pipe 4, can realize the coolant liquid dispersion and flow to this temperature that can keep in the annular chamber 3 is balanced.

The utility model discloses in, rotate on the inner wall of cooler bin 5 and be connected with ball 10, and four stirring vane 12 symmetry fixed mounting are in ball 10's top and bottom, and threaded connection has ball nut 11 on ball 10, and ball nut 11 and cooler bin 5's bottom inner wall sliding connection, and agitator motor 8's output shaft and the transmission of ball nut 11 are connected, can drive stirring vane 12 and rotate.

The utility model discloses in, be located fixed mounting on two stirring vane 12 with one side and have same collar 13, and a plurality of condenser pipe 15 symmetry fixed mounting in two collars 13, be located a plurality of condenser pipes 15 of same collar 13 on fixed mounting have same solid fixed ring 16, can be so that condenser pipe 15 rotates along with stirring vane 12, can accelerate the speed to the coolant liquid cooling.

The utility model discloses in, ball nut 11's top fixed mounting has connecting cover 17, and fixed mounting has dwang 14 on agitator motor 8's the output shaft, and bottom one side fixed mounting of dwang 14 has the fender axle, and the bottom that just keeps off the axle extends to in connecting cover 17 and is connected with the inner wall transmission of connecting cover 17, can conveniently drive ball nut 11 and carry out horizontal reciprocating motion.

In the utility model, the cooling liquid in the annular cavity 3 can effectively absorb the heat generated by the upper die 2 when manufacturing products, so that the heat dissipation efficiency of the die can be accelerated, but the cooling liquid can absorb a large amount of heat when being used for a long time, thereby the heat dissipation efficiency can be reduced, the cooling liquid in the annular cavity 3 can be pumped out by starting the circulating pump 6, then the cooling liquid can be conveyed into the cooling box 5 through the flow pipe 7, the cooling liquid in the cooling box 5 can flow into the annular pipe 4 through the water outlet pipe 9 after being cooled, finally the cooling liquid can flow back into the annular cavity 3, the circulating flow of the cooling liquid can be realized, after the cooling liquid enters the cooling box 5, the condenser pipe 15 can be electrified at the moment, the cooling liquid starts to work, the cooling liquid can be realized, then the stirring motor 8 is started, drive dwang 14 and rotate, at this moment under the transmission effect of fender axle and connecting cover 17, can drive ball nut 11 and carry out horizontal reciprocating motion, and ball nut 11 and ball 10's threaded connection does not have auto-lock nature, so just can drive ball 10 and carry out forward and reverse rotation, just can drive stirring vane 12 and condenser pipe 15 through ball 10 and carry out forward and reverse rotation this moment, the realization carries out comprehensive stirring to the coolant liquid, can realize carrying out quick cooling to the coolant liquid, it is in low temperature state all the time to guarantee to go up mould 2, with this can carry out rapid cooling to the product, consequently, can effectual improvement production efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The one-step forming die for EPS (expandable polystyrene) foam plastic comprises a lower die (1) and an upper die (2), wherein the upper die (2) and the lower die (1) are movably clamped, and is characterized in that an annular cavity (3) is arranged on the upper die (2), a circulating pump (6) and a cooling tank (5) are fixedly arranged at the top of the upper die (2) respectively, cooling liquid is arranged in the annular cavity (3) and the cooling tank (5), a water suction end of the circulating pump (6) extends into the annular cavity (3), a flow pipe (7) is fixedly arranged at a water outlet end of the circulating pump (6), one end of the flow pipe (7) extends into the cooling tank (5) and is fixedly connected with the inner wall of one side of the top of the cooling tank (5) in a sealing manner, a water outlet pipe (9) is fixedly arranged on the inner wall of the bottom of one side of the cooling tank (5), and one end of the water outlet pipe (, the symmetrical rotation is connected with four stirring vane (12) in cooler bin (5), and lies in fixed mounting on two stirring vane (12) with one side and have a plurality of condenser pipes (15), and the top fixed mounting of cooler bin (5) has agitator motor (8), and the output shaft of agitator motor (8) extend to in cooler bin (5) and be connected with a plurality of stirring vane (12) transmission.

2. The EPS foam one-step molding die of claim 1, wherein the inner wall of the annular chamber (3) is fixedly provided with an annular pipe (4), the inner wall of the bottom of the annular pipe (4) is provided with a plurality of through holes at equal intervals, and the bottom end of the water outlet pipe (9) extends into the annular pipe (4) and is fixedly connected with the inner wall of the top of the annular pipe (4).

3. The one-step forming die for EPS (expandable polystyrene) foam plastic as claimed in claim 1, wherein a ball screw (10) is rotatably connected to the inner wall of the cooling box (5), four stirring blades (12) are symmetrically and fixedly installed at the top and the bottom of the ball screw (10), a ball screw nut (11) is connected to the ball screw (10) in a threaded manner, the ball screw nut (11) is slidably connected to the inner wall of the bottom of the cooling box (5), and an output shaft of the stirring motor (8) is in transmission connection with the ball screw nut (11).

4. The one-step forming die for EPS (expandable polystyrene) foam plastic as claimed in claim 1, wherein the same mounting ring (13) is fixedly mounted on the two stirring blades (12) positioned on the same side, the plurality of condensation pipes (15) are symmetrically and fixedly mounted in the two mounting rings (13), and the same fixing ring (16) is fixedly mounted on the plurality of condensation pipes (15) positioned in the same mounting ring (13).

5. The one-step forming die for EPS (expandable polystyrene) foam plastic as claimed in claim 3, wherein the top of the ball screw nut (11) is fixedly provided with the connecting cover (17), the output shaft of the stirring motor (8) is fixedly provided with the rotating rod (14), one side of the bottom of the rotating rod (14) is fixedly provided with the baffle shaft, and the bottom end of the baffle shaft extends into the connecting cover (17) and is in transmission connection with the inner wall of the connecting cover (17).