CN212736897U

CN212736897U - Combined injection mold

Info

Publication number: CN212736897U
Application number: CN202021613907.2U
Authority: CN
Inventors: 王绍崴
Original assignee: Dalian Yingke Precision Mould Co ltd
Current assignee: Dalian Yingke Precision Mould Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-19
Anticipated expiration: 2030-08-06

Abstract

The utility model discloses a modular injection mold, which comprises a top plate, the bottom welding of roof has four spinal branch daggers, and the bottom central authorities of roof are provided with the telescopic link, and the bottom welding of telescopic link has the mould, and the bottom welding of support column has the workstation, and the top welding of workstation has the bed die, and the inside of bed die is provided with cooling body, and a plurality of chambeies of moulding plastics have been seted up at the top of bed die, and the bottom in chamber of moulding plastics is provided with the push pedal, and the bottom welding of push pedal has the push rod, and the bottom welding of push rod has the limiting plate, and the. The utility model discloses a set up the telescopic link and can conveniently separate mould and bed die, improved production rate, press the limiting plate, through the push rod with push pedal rebound, and then release fashioned mould, make the push pedal reset under the effect of spring again, make the mould can effectually take out from the intracavity of moulding plastics, avoided carrying out the in-process of centre gripping, to the surface damage of injection molding.

Description

Combined injection mold

Technical Field

The utility model relates to an injection mold technical field especially relates to a modular injection mold.

Background

An injection mold is a tool for producing plastic products; the injection molding is a processing method used for batch production of parts with complex shapes, and particularly relates to a method for injecting heated and molten plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification.

Through retrieval, chinese patent application No. 201820916496.0 discloses a modular cell-phone injection mold, including the master model that is used for injection moulding, install the master model apron on the master model, the injection molding chamber that is used for moulding plastics is seted up to the master model upper surface, rectangular spout has been seted up to master model both sides symmetry, the master model apron is "Contraband" type setting, and the two medial surfaces of master model apron increase be equipped with the rectangle boss of rectangular spout adaptation. Still seted up a plurality of location blind holes in the rectangle spout, the location blind hole is followed the length direction equipartition of rectangle spout, add on the rectangle boss with the elastic positioning piece of location blind hole adaptation. And the female die cover plate is provided with an injection molding hole for injection molding, and the injection molding hole is communicated with the injection molding cavity. The injection molding cavity in the above patent has the following disadvantages: injection mold is at the intracavity shaping of moulding plastics, need demould the mould after accomplishing injection mold, and this injection mold intracavity lacks demoulding mechanism, needs artifical handheld clip to clip the injection molding after the shaping during the drawing of patterns, carries out the in-process of centre gripping, and the surface damage to the injection molding is easy, also influences injection mold's production rate simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a combined injection mold.

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

the utility model provides a modular injection mold, includes the roof, the bottom welding of roof has four spinal branch daggers, and the bottom central authorities of roof are provided with the telescopic link, and the bottom welding of telescopic link has the mould, and the bottom welding of support column has the workstation, and the top welding of workstation has the bed die, and the inside of bed die is provided with cooling body, and a plurality of injection molding chambers have been seted up at the top of bed die, and the bottom in injection molding chamber is provided with the push pedal, and the bottom welding of push pedal has the push rod, and the bottom welding of push rod has the limiting plate, and the.

In order to enable the upper die and the lower die to be accurately positioned, a positioning pin is welded at the edge of the top of the lower die, positioning holes are formed in the edge of the bottom of the upper die, and the number of the positioning pins and the number of the positioning holes are eight.

In order to monitor the temperature in the injection molding cavity, an infrared temperature sensor is arranged on the outer wall of one side of the lower mold.

In order to make and cool down the intracavity of moulding plastics, cooling body includes cooling tube, first water pipe and second water pipe, and the cooling tube sets up in the bottom of bed die, and first water pipe and second water pipe are respectively through threaded connection in the water inlet and the delivery port of cooling tube, and the top of roof is provided with the water tank, and there is the water pump inner wall of water tank through bolted connection, and threaded connection is passed through in the delivery port of water pump to first water pipe, and threaded connection is passed through in the outer wall of water tank to the one end of second water pipe.

In order to make and carry out the guide to the intracavity of moulding plastics fast, the top of roof is provided with annotates the plastic case, and there is the guide hose bottom of annotating the plastic case through threaded connection, and the injection moulding material case is provided with electromagnetic flow valve with guide hose junction, and threaded connection is passed through to the one end of guide hose in last mould.

In order to enable the volume of the raw materials in the injection molding cavity to be equal, a plurality of injection molding holes are formed in the top of the upper mold, and the number of the injection molding holes is matched with the number of the injection molding cavities.

In order to prevent the raw materials from being solidified in the injection molding material box for a long time, a heating rod is arranged in the injection molding material box.

The utility model has the advantages that:

1. the utility model provides an among the modular injection mold, can conveniently separate mould and bed die through setting up the telescopic link, reduced the amount of labour that the mould was gone up in the manual work branch, improved production rate, press the limiting plate, through the push rod with push pedal rebound, and then release fashioned mould, make the push pedal reset under the effect of spring again, make the mould can effectually take out from the injection molding intracavity, avoided carrying out the in-process of centre gripping, to the surface damage of injection molding.

2. In the combined injection mold, the upper mold and the lower mold can be accurately positioned by arranging the positioning pin, so that the situation that the volume shape of an injection molding cavity is changed and the accuracy of the mold is influenced due to the fact that the upper mold and the lower mold are attached to each other and deviate is prevented; the temperature in the injection molding cavity can be monitored by arranging the infrared temperature sensor, the molding condition of the mold is known, and when the temperature of the mold meets the requirement, the mold can be taken out in time, so that the production efficiency of the mold is improved.

3. In a combined injection mold, a plastic injection box is arranged to quickly guide materials into an injection cavity, and an electromagnetic one-way valve controls the material guiding speed; the raw materials in the plastic injection box can be simultaneously guided into each injection cavity by arranging a plurality of injection molding holes; the heating rod can prevent the raw materials from being solidified in the injection molding material box for a long time, so that the injection mold can not be continuously produced.

Drawings

Fig. 1 is a schematic front view of a combined injection mold according to the present invention;

fig. 2 is a schematic view of an internal structure of a lower mold of a combined injection mold provided by the present invention;

fig. 3 is the utility model provides a modular injection mold's bed die sectional structure schematic diagram.

In the figure: the device comprises a top plate 1, a support column 2, a workbench 3, a lower die 4, an infrared temperature sensor 5, an injection molding cavity 6, a positioning pin 7, a first water pipe 8, a second water pipe 9, a water tank 10, a telescopic rod 11, a plastic injection box 12, a material guide hose 13, an upper die 14, a cooling pipe 15, a spring 16, a push plate 17, a push rod 18 and a limiting plate 19.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The utility model provides a combined injection mold, as shown in fig. 1-fig. 3, including roof 1, the bottom welding of roof 1 has four spinal branch daggers 2, the bottom central authorities of roof 1 are provided with telescopic link 11, the bottom welding of telescopic link 11 has mould 14, the bottom welding of support column 2 has workstation 3, the top welding of workstation 3 has bed die 4, the inside of bed die 4 is provided with cooling body, a plurality of injection molding chamber 6 have been seted up at the top of bed die 4, the bottom of injection molding chamber 6 is provided with push pedal 17, the bottom welding of push pedal 17 has push rod 18, the bottom welding of push rod 18 has limiting plate 19, the outer wall cover that push rod 18 one side is close to limiting plate 19 has spring 16.

In the embodiment of the present invention: can conveniently separate mould 14 and bed die 4 through setting up telescopic link 11, reduce the manual work volume of separating mould 14, improve production rate, press limiting plate 19, through push rod 18 with push pedal 17 rebound, and then release the fashioned mould, make push pedal 17 reset under spring 16's effect again, make the mould can effectually take out from injection molding chamber 6, avoided carrying out the in-process of centre gripping, to the surface damage of injection molding.

Specifically, the positioning pins 7 are welded on the top edge of the lower die 4, the positioning holes are formed in the bottom edge of the upper die 14, the number of the positioning pins 7 and the number of the positioning holes are not limited, and in the embodiment, the number of the positioning pins 7 and the number of the positioning holes are preferably eight.

In the embodiment of the present invention: through setting up locating pin 7 and can making upper die 14 and bed die 4 carry out accurate location, prevent that the skew from appearing in the laminating of upper die 14 and bed die 4, lead to 6 volume shapes in chamber of moulding plastics to change, and then lead to the fact the influence to the accuracy of mould.

Specifically, an infrared temperature sensor 5 is arranged on the outer wall of one side of the lower die 4.

In the embodiment of the present invention: can monitor the temperature in the chamber 6 of moulding plastics through setting up infrared temperature sensor 5, know the mould shaping situation, when the mould temperature reaches the requirement, can in time take out the mould, improve mould production efficiency.

Specifically, cooling body includes cooling tube 15, first water pipe 8 and second water pipe 9, and cooling tube 15 sets up in the bottom of bed die 4, and first water pipe 8 and second water pipe 9 are respectively through threaded connection in the water inlet and the delivery port of cooling tube 15, and the top of roof 1 is provided with water tank 10, and there is the water pump inner wall of water tank 10 through bolted connection, and first water pipe 8 is through threaded connection in the delivery port of water pump, and threaded connection is passed through in the outer wall of water tank 10 to the one end of second water pipe 9.

In the embodiment of the present invention: can cool down in the chamber 6 of moulding plastics through setting up cooling tube 15, make the mould can cool off the shaping fast.

Specifically, the top of the top plate 1 is provided with a plastic injection box 12, the bottom of the plastic injection box 12 is connected with a material guide hose 13 through a thread, an electromagnetic flow valve is arranged at the joint of the plastic injection box 12 and the material guide hose 13, and one end of the material guide hose 13 is connected to an upper die 14 through a thread.

In the embodiment of the present invention: through setting up injection molding box 12 can carry out the guide to moulding plastics intracavity 6 fast, electromagnetic flow valve controls the speed of guide.

Specifically, a plurality of injection molding holes are formed in the top of the upper mold 14, and the number of the injection molding holes is matched with the number of the injection molding cavities 6.

In the embodiment of the present invention: the raw material in the injection-molded plastic tank 12 can be simultaneously introduced into the respective injection-molded cavities 6 by providing a plurality of injection-molded holes.

Specifically, a heating rod is arranged in the plastic injection box 12.

In the embodiment of the present invention: the heating rod can prevent the raw materials from being solidified in the injection molding material box 12 for a long time, so that the injection mold cannot continue to produce.

The utility model discloses a theory of operation and use flow: fixing the equipment at a proper position, connecting the equipment with a power supply, starting the telescopic rod 11 to enable the upper die 14 and the lower die 4 to be tightly attached, starting the water pump, injecting the raw materials in the plastic injection box 12 into the injection molding cavity 6 through the guide hose 13, and after the die is molded, pushing out the molded die through the push plate 17.

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 utility model provides a combined injection mold, including roof (1), a serial communication port, the bottom welding of roof (1) has four spinal branch daggers (2), the bottom central authorities of roof (1) are provided with telescopic link (11), the bottom welding of telescopic link (11) has mould (14), the bottom welding of support column (2) has workstation (3), the top welding of workstation (3) has bed die (4), the inside of bed die (4) is provided with cooling body, a plurality of injection molding chamber (6) have been seted up at the top of bed die (4), the bottom of injection molding chamber (6) is provided with push pedal (17), the bottom welding of push pedal (17) has push rod (18), the bottom welding of push rod (18) has limiting plate (19), the outer wall cover that push rod (18) one side is close to limiting plate (19) has spring (16).

2. The combined injection mold according to claim 1, wherein the top edge of the lower mold (4) is welded with positioning pins (7), the bottom edge of the upper mold (14) is provided with positioning holes, and the number of the positioning pins (7) and the positioning holes is eight.

3. A modular injection mould according to claim 2, characterised in that the outer wall of one side of the lower mould (4) is provided with an infrared temperature sensor (5).

4. A combined injection mold according to claim 3, characterized in that the cooling mechanism comprises a cooling pipe (15), a first water pipe (8) and a second water pipe (9), the cooling pipe (15) is arranged at the bottom of the lower mold (4), the first water pipe (8) and the second water pipe (9) are respectively connected to the water inlet and the water outlet of the cooling pipe (15) through threads, a water tank (10) is arranged at the top of the top plate (1), the inner wall of the water tank (10) is connected with a water pump through bolts, the first water pipe (8) is connected to the water outlet of the water pump through threads, and one end of the second water pipe (9) is connected to the outer wall of the water tank (10) through threads.

5. A combined injection mould according to claim 4, characterised in that the top of the top plate (1) is provided with a plastic injection box (12), the bottom of the plastic injection box (12) is connected with a material guiding hose (13) through a screw thread, an electromagnetic flow valve is arranged at the connection of the plastic injection box (12) and the material guiding hose (13), and one end of the material guiding hose (13) is connected with the upper mould (14) through a screw thread.

6. A combined injection mould according to claim 5, characterised in that the top of the upper mould (14) is provided with a number of injection holes matching the number of injection cavities (6).

7. A modular injection mould according to claim 6, characterised in that a heating rod is arranged in the injection moulding tank (12).