CN218489028U

CN218489028U - Plastic mold for composite injection molding of hardware

Info

Publication number: CN218489028U
Application number: CN202222655520.9U
Authority: CN
Inventors: 马万治
Original assignee: Foshan Xiangxia Mechanical Equipment Co ltd
Current assignee: Foshan Xiangxia Mechanical Equipment Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-17
Anticipated expiration: 2032-09-30

Abstract

The utility model belongs to the technical field of plastic molds, in particular to a plastic mold for composite injection molding of hardware, which comprises a lower mold; a cooling pipeline is arranged on the side wall of the lower die of the die; a first cooling pipe and a second cooling pipe are fixedly connected inside the cooling pipeline; the first cooling pipe and the second cooling pipe extend to the outside of the lower die of the die; a pair of fixing plates is fixedly connected inside the cooling pipeline; a connecting rod is rotatably connected between the pair of fixing plates; the middle part of the connecting rod is fixedly connected with a spiral fan blade; a gas pipe is arranged between the first cooling pipe and the second cooling pipe; the gas-supply pipe mid-mounting has the water pipe, through mutually supporting of gas-supply pipe and water pipe, to the inside water smoke that pours into of cooling tube into, makes water smoke absorb the heat in the partial coolant liquid, and then increases the cooling effect of coolant liquid to the mould, has improved the coolant liquid to mould and work piece refrigerated efficiency.

Description

Plastic mold for composite injection molding of hardware

Technical Field

The utility model belongs to the technical field of the plastic mould, specific plastic mould that hardware is compound to mould plastics that says so.

Background

Hardware refers to a tool which is made of metals such as gold, silver, copper, iron and tin through modern technology.

The plastic mould is a combined plastic mould for compression moulding, injection moulding and blow moulding, tools with different shapes and sizes are processed mainly through the matching of a male mould, a female mould and an auxiliary forming system, composite injection moulding is a mode of injection moulding, and different materials or colors are combined in single forming, so that the plastic mould has higher flexibility and is suitable for mass production.

In long-time use observation, discover among the prior art and use liquid cooling circulation system to cool off the work piece shaping usually, after the heat on absorption mould and work piece, the intraductal liquid temperature of liquid cooling can rise, and then makes follow-up cooling effect variation, influences cooling efficiency, for this reason, the utility model provides a plastic mould that hardware is compound to be moulded plastics.

SUMMERY OF THE UTILITY MODEL

To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a plastic mould for composite injection molding of hardware, which comprises a lower mould; a cooling pipeline is arranged on the side wall of the lower die of the die; a first cooling pipe and a second cooling pipe are fixedly connected inside the cooling pipeline; the first cooling pipe and the second cooling pipe extend to the outside of the lower die of the die; a pair of fixing plates is fixedly connected inside the cooling pipeline; a connecting rod is rotatably connected between the pair of fixing plates; the middle part of the connecting rod is fixedly connected with a spiral fan blade; a gas pipe is arranged between the first cooling pipe and the second cooling pipe; and a water pipe is arranged in the middle of the gas transmission pipe.

Preferably, a pair of first elastic rods is fixedly connected to the surface of the connecting rod; the first elastic rods are positioned at two ends of the connecting rod; the end part of the first elastic rod is fixedly connected with a small ball.

Preferably, the side walls of the pair of fixing plates close to each other are provided with elastic sheets; the elastic sheet is fixedly connected with the fixed plate.

Preferably, the surface of the water pipe is fixedly connected with a sucker; the pair of sucking discs is arranged on the water pipe.

Preferably, the surface of the water pipe is hinged with a second elastic rod; a third elastic rod is hinged to the surface of the water pipe; the second elastic rod and the third elastic rod are symmetrically arranged; a groove is formed in the end part of the second elastic rod; and the end part of the third elastic rod is fixedly connected with a lug.

Preferably, the middle part of the gas pipe is fixedly connected with a rubber pad; the rubber pads are provided with a pair.

The utility model has the advantages as follows:

1. a plastic mould that hardware is compound moulds plastics, through mutually supporting of gas-supply pipe and water pipe, to the inside water smoke that pours into of cooling tube into, make water smoke absorb the heat in the partial coolant liquid, and then increase the cooling effect of coolant liquid to the mould, improved the coolant liquid to mould and work piece refrigerated efficiency.

2. A plastic mould that hardware is compound moulds plastics, rotate in cooling tube through making the bobble, will enter into the drop of water in the cooling tube and break up into more tiny drop of water, make the heat on the first cooling tube of absorption and the second cooling tube that the drop of water can be better, increase the cooling effect to the coolant liquid, further improved the cooling efficiency of coolant liquid.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a perspective view of a lower die of a middle die of the present invention;

FIG. 2 is a schematic view of the combined structure of the first cooling pipe and the second cooling pipe of the present invention;

FIG. 3 is a schematic structural view of a fan blade of the present invention;

fig. 4 is a schematic structural diagram of the first fixing rod of the present invention;

fig. 5 is a schematic structural diagram of the middle sleeve ring of the present invention.

In the figure: 1. a lower die of the die; 11. a cooling pipeline; 12. a first cooling pipe; 13. a second cooling pipe; 14. a fixing plate; 15. a connecting rod; 16. a helical fan blade; 17. a gas delivery pipe; 18. a water pipe; 2. a first elastic rod; 21. a pellet; 3. a spring plate; 4. a suction cup; 5. a second elastic rod; 51. a third elastic rod; 6. a rubber pad; 7. a collar.

Detailed Description

In order to make the utility model realize the technical means, creation characteristics, achievement purpose and efficiency are easy to understand and understand, the utility model is further explained by combining the detailed implementation mode.

Example one

As shown in fig. 1 to 4, a plastic mold for composite injection molding of hardware according to an embodiment of the present invention includes a lower mold 1; a cooling pipeline 11 is arranged on the side wall of the lower die 1 of the die; a first cooling pipe 12 and a second cooling pipe 13 are fixedly connected inside the cooling pipeline 11; the first cooling pipe 12 and the second cooling pipe 13 extend to the outside of the lower die 1 of the die; a pair of fixing plates 14 are fixedly connected inside the cooling pipeline 11; a connecting rod 15 is rotatably connected between the pair of fixing plates 14; the middle part of the connecting rod 15 is fixedly connected with a spiral fan blade 16; a gas pipe 17 is arranged between the first cooling pipe 12 and the second cooling pipe 13; the middle part of the air pipe 17 is provided with a water pipe 18, when the die is in operation, molten materials are injected into the die cavity, the port parts of the first cooling pipe 12 and the second cooling pipe 13 are connected with an infusion pipe, cooling liquid is injected into the die lower die 1 through the first cooling pipe 12 and the second cooling pipe 13, the cooling liquid flows in the die lower die 1, further, heat in the die cavity is taken away, workpieces in the die cavity are cooled rapidly, at the moment, the air pipe 17 is inserted into the position between the first cooling pipe 12 and the second cooling pipe 13, an air blower is connected into the port part of the air pipe 17, air flows into the cooling pipeline 11 through the air pipe 17 by opening the air blower, the end part of the water pipe 18 is provided with an atomizing nozzle, one end with the atomizing nozzle extends into a through hole which is arranged on the air pipe 17 in advance through the water pipe 18, the other end of the water pipe 18 is pumped into a water source by a water pump, the water source can be atomized and sprayed into the air delivery pipe 17 through the atomizing nozzle at the end part of the water pipe 18, when air flows to the inside of the cooling pipeline 11 through the air delivery pipe 17, water mist can be brought into the cooling pipeline 11, at the moment, the spiral fan blade 16 in the cooling pipeline 11 can drive the connecting rod 15 to rotate when receiving wind transmitted from the air delivery pipe 17, and then water drops on the spiral fan blade 16 can be thrown onto the wall bodies of the first cooling pipe 12 and the second cooling pipe 13 under the action of centrifugal force, because the cooling liquid in the first cooling pipe 12 and the second cooling pipe 13 absorbs part of heat on a mold, and then the cooling liquid can generate heat by itself, at the moment, the water drops thrown onto the first cooling pipe 12 and the second cooling pipe 13 can absorb part of heat in the cooling liquid, the step can inject the water mist into the cooling pipeline 11 through the mutual matching of the air delivery pipe 17 and the water pipe 18, the water mist absorbs heat in part of the cooling liquid, so that the cooling effect of the cooling liquid on the die is increased, and the efficiency of the cooling liquid on the die and the workpiece is improved.

A pair of first elastic rods 2 is fixedly connected to the surface of the connecting rod 15; the first elastic rod 2 is positioned at two ends of the connecting rod 15; 2 tip rigid couplings of first elastic rod have bobble 21, through be equipped with a plurality of bobbles 21 on connecting rod 15, when connecting rod 15 rotated under the drive of spiral fan blade 16, can drive bobble 21 that is located on connecting rod 15 and rotate, this step can be through making bobble 21 rotate in cooling tube 11, the drop of water that will enter into in the cooling tube 11 knocks apart into more tiny drop of water, the heat on first cooling tube 12 of absorption and the second cooling tube 13 that messenger's drop of water can be better, increase the cooling effect to the coolant liquid, the cooling efficiency of coolant liquid has further been improved.

The side walls of the pair of fixing plates 14 close to each other are provided with spring pieces 3; be the rigid coupling between shell fragment 3 and the fixed plate 14, through be equipped with shell fragment 3 on fixed plate 14, when pellet 21 rotates under the drive of connecting rod 15, can strike the shell fragment 3 that is located on fixed plate 14 at rotatory in-process, make shell fragment 3 receive the striking and produce vibrations, and then will shake and transmit for fixed plate 14, this step can be through making shell fragment 3 produce vibrations, and then make fixed plate 14 produce the shake, shake off the drop of water of adhesion on fixed plate 14, reduce the corrosion to fixed plate 14 that the long-time residue of drop of water caused on fixed plate 14.

The surface of the water pipe 18 is fixedly connected with a sucker 4; the pair of suction cups 4 is arranged on the water pipe 18, when the water pipe 18 is connected with the air conveying pipe 17, the suction cups 4 on the water pipe 18 are attached to the surface of the air conveying pipe 17, the step can enable the connection between the water pipe 18 and the air conveying pipe 17 to be tighter, and the possibility that the water pipe 18 falls off from the air conveying pipe 17 during working is reduced.

The surface of the water pipe 18 is hinged with a second elastic rod 5; the surface of the water pipe 18 is hinged with a third elastic rod 51; the second elastic rod 5 and the third elastic rod 51 are symmetrically arranged; the end part of the second elastic rod 5 is provided with a groove; third elastic rod 51 tip rigid coupling has the lug, through be equipped with second elastic rod 5 and third elastic rod 51 on water pipe 18, when water pipe 18 inserted the hole that air pipe 17 spilt the flower girl, through being connected between second elastic rod 5 and the third elastic rod 51, insert the recess on second elastic rod 5 with the lug on the third elastic rod 51, this step can be through the cooperation of second elastic rod 5 and third elastic rod 51, press from both sides and get air pipe 17, make water pipe 18 more stable on air pipe 17, further reduce the possibility that water pipe 18 drops from air pipe 17.

The middle part of the gas pipe 17 is fixedly connected with a rubber pad 6; rubber pad 6 is equipped with a pair ofly, through be equipped with sucking disc 4 on gas-supply pipe 17, when gas-supply pipe 17 inserted in the cooling tube way 11, the sucking disc 4 that is located on the gas-supply pipe 17 can fill up the clearance between cooling tube way 11 and the gas-supply pipe 17, reduces inside external impurity enters into cooling tube way 11, reduces that external impurity enters into 11 insides of cooling tube way and piles up, the unable pivoted problem of helical fan blade 16 that leads to.

Example two

As shown in fig. 5, the first comparative example, wherein another embodiment of the present invention is: a lantern ring 7 is fixedly connected to the middle part of the second elastic rod 5; third elastic rod 51 middle part rigid coupling has the lantern ring 7, through be equipped with the lantern ring 7 on second elastic rod 5 and third elastic rod 51, when needs take off water pipe 18, colludes lantern ring 7 and then separates second elastic rod 5 and third elastic rod 51 through using the finger, and is more convenient laborsaving.

When the cooling device works, a molten material is injected into a die cavity, a liquid conveying pipe is connected with the ports of a first cooling pipe 12 and a second cooling pipe 13, cooling liquid is injected into the lower die 1 of the die through the first cooling pipe 12 and the second cooling pipe 13, the cooling liquid flows in the lower die 1 of the die, heat in the die cavity is taken away, a workpiece in the die cavity is cooled rapidly, at the moment, a gas pipe 17 is inserted into a position between the first cooling pipe 12 and the second cooling pipe 13, an air blower is connected with the port of the gas pipe 17, air flows into a cooling pipeline 11 through the gas pipe 17 by opening the air blower, an atomizing nozzle is arranged at the end part of a water pipe 18, one end with the atomizing nozzle extends into a through hole which is arranged on the gas pipe 17 in advance through the water pipe 18, a water pump is used for introducing the other end of the water pipe 18, and the atomizing nozzle at the end part of the water pipe 18 can be atomized and sprayed into the gas pipe 17, when air flow flows to the inside of the cooling pipeline 11 through the air pipe 17, water mist is brought into the cooling pipeline 11, at this time, the spiral fan blades 16 in the cooling pipeline 11 are subjected to wind transmitted from the air pipe 17 and drive the connecting rod 15 to rotate, and then water drops on the spiral fan blades 16 are thrown onto the wall bodies of the first cooling pipe 12 and the second cooling pipe 13 under the action of centrifugal force, because the cooling liquid in the first cooling pipe 12 and the second cooling pipe 13 absorbs part of heat on the die and further heat the cooling liquid, at this time, the water drops thrown onto the first cooling pipe 12 and the second cooling pipe 13 absorb part of heat in the cooling liquid, and through the plurality of small balls 21 arranged on the connecting rod 15, when the connecting rod 15 rotates under the drive of the spiral fan blades 16, the small balls 21 on the connecting rod 15 are driven to rotate, through being equipped with shell fragment 3 on fixed plate 14, when pellet 21 rotates under the drive of connecting rod 15, can strike the shell fragment 3 that is located fixed plate 14 at rotatory in-process, make shell fragment 3 receive the striking and produce vibrations, and then give fixed plate 14 with vibrations transmission, through being equipped with a pair of sucking disc 4 on water pipe 18, be connected with gas pipe 17 when water pipe 18, laminate sucking disc 4 on the water pipe 18 and gas pipe 17 surface, through being equipped with second elastic rod 5 and third elastic rod 51 on water pipe 18, when water pipe 18 inserts the hole that gas pipe 17 spilt girl, through being connected between second elastic rod 5 and the third elastic rod 51, insert the lug on the third elastic rod 51 in the recess on second elastic rod 5, through being equipped with sucking disc 4 on gas pipe 17, when gas pipe 17 inserts in the cooling tube 11, sucking disc 4 that is located gas pipe 17 can fill up the clearance between cooling tube 11 and the gas pipe 17.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the invention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A plastic mould for composite injection molding of hardware comprises a lower mould (1); a cooling pipeline (11) is arranged on the side wall of the lower die (1) of the die; a first cooling pipe (12) and a second cooling pipe (13) are fixedly connected inside the cooling pipeline (11); the first cooling pipe (12) and the second cooling pipe (13) extend to the outside of the lower die (1); the method is characterized in that: a pair of fixing plates (14) are fixedly connected inside the cooling pipeline (11); a connecting rod (15) is rotatably connected between the pair of fixing plates (14); the middle part of the connecting rod (15) is fixedly connected with a spiral fan blade (16); a gas conveying pipe (17) is arranged between the first cooling pipe (12) and the second cooling pipe (13); and a water pipe (18) is arranged in the middle of the gas transmission pipe (17).

2. The plastic mold for composite injection molding of hardware as claimed in claim 1, wherein: a pair of first elastic rods (2) is fixedly connected to the surface of the connecting rod (15); the first elastic rod (2) is positioned at two ends of the connecting rod (15); the end part of the first elastic rod (2) is fixedly connected with a small ball (21).

3. The plastic mold for composite injection molding of hardware as claimed in claim 2, wherein: the side walls of the pair of fixed plates (14) close to each other are provided with elastic sheets (3); the spring plate (3) is fixedly connected with the fixing plate (14).

4. The plastic mold for composite injection molding of hardware as claimed in claim 3, wherein: the surface of the water pipe (18) is fixedly connected with a sucker (4); and a pair of suckers (4) is arranged on the water pipe (18).

5. The plastic mold for composite injection molding of hardware as claimed in claim 4, wherein: a second elastic rod (5) is hinged to the surface of the water pipe (18); a third elastic rod (51) is hinged to the surface of the water pipe (18); the second elastic rod (5) and the third elastic rod (51) are symmetrically arranged; the end part of the second elastic rod (5) is provided with a groove; the end part of the third elastic rod (51) is fixedly connected with a convex block.

6. The plastic mold for composite injection molding of hardware as claimed in claim 5, wherein: a rubber pad (6) is fixedly connected with the middle part of the gas pipe (17); the pair of rubber pads (6) is arranged.