CN210820633U

CN210820633U - Injection molding mould convenient to carry

Info

Publication number: CN210820633U
Application number: CN201921406887.9U
Authority: CN
Inventors: 王宁军
Original assignee: Nanjing Henty Electronics Co ltd
Current assignee: Nanjing Henty Electronics Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-06-23
Anticipated expiration: 2029-08-28

Abstract

The utility model provides an injection molding mould convenient to carry belongs to mould technical field, including the support plate, the bed die, the bolt, go up the mould, the pipe of moulding plastics, the evaporation tank, the steam pipe, a piston section of thick bamboo, the rubber packing ring, the piston board, the baffle, a spring, the ejector pin, the cardboard, holding ring and backing ring, the top welding of support plate is provided with the bed die, the top welding of bed die is provided with four bolts, the top of bed die is equipped with the mould, and go up the mould and pass through bolt and bed die fixed connection, the inside embedding of going up the mould is provided with the pipe of moulding plastics, the inside opening of going up the mould is provided with the evaporation tank. The utility model provides a cardboard can block the pipe of moulding plastics after plastics pour into between mould and the bed die, and the pipe plastics of will moulding plastics cut off, avoids plastics to form long blank after cooling shaping in the pipe of moulding plastics, and the length of blank on the work piece that can significantly reduce is favorable to the subsequent processing of work piece, can be convenient for plastics carry advance the work between mould and the bed die.

Description

Injection molding mould convenient to carry

Technical Field

The utility model relates to the technical field of mold, it is concrete, relate to an injection molding mould convenient to carry.

Background

The injection mold is one of the molds, and is a tool for producing plastic products; the plastic product is also a tool for endowing a plastic product with complete structure and accurate size, and injection molding is a processing method used in batch production of some parts with complex shapes, and particularly refers to that plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification. Therefore, further research is needed on the basis of injection molding molds to provide an injection molding mold that is easy to transport.

SUMMERY OF THE UTILITY MODEL

This kind of injection molding mould convenient to carry solves the above-mentioned easy strip of formation of injection molding pipe top blank that proposes, be unfavorable for the subsequent processing of work piece, carry the problem of inconvenient etc, provide an injection molding mould convenient to carry, the cardboard in this injection molding mould can block the injection molding pipe after plastics are poured into between mould and the bed die, cut off injection molding pipe plastics, avoid plastics to form long blank after cooling shaping in the injection molding pipe, can significantly reduce the length of blank on the work piece, be favorable to the subsequent processing of work piece, can be convenient for plastics carry the work of going into between mould and the bed die.

The utility model provides a following technical scheme: an injection molding part mould convenient to convey comprises a support plate, a lower mould, bolts, an upper mould, an injection molding pipe, an evaporation tank, a steam pipe, a piston cylinder, a rubber gasket, a piston plate, a baffle, a spring, an ejector rod, a clamping plate, a positioning ring and a backing ring, wherein the lower mould is welded at the top of the support plate, four bolts are welded at the top of the lower mould, the upper mould is arranged at the top of the lower mould and is fixedly connected with the lower mould through the bolts, the injection molding pipe is embedded in the upper mould, the evaporation tank is arranged at an inner opening of the upper mould, the steam pipe is embedded in the upper mould, the piston cylinder is embedded in the upper mould, the rubber gasket is seamlessly slid on the inner wall of the piston cylinder, the piston plate is embedded and bonded on the inner ring of the rubber gasket, the baffle is tightly attached to two sides of the rubber gasket, the middle of piston board and baffle all is run through by the ejector pin activity, the left side welding of baffle is provided with the spring, the left side welding of ejector pin sets up the right side at the cardboard, the nested welding of inner wall of piston cylinder has holding ring and backing ring, and the right side and the spring welding of backing ring set up.

Further preferred embodiments: the left side of cardboard is the curved surface form, and the left side of cardboard matches with the inner wall of moulding plastics pipe and fits.

Further preferred embodiments: the steam pipe is L-shaped, the top of the steam pipe is communicated with the evaporation tank, and the left side of the steam pipe is embedded and welded on the right side of the piston cylinder.

Further preferred embodiments: the distance between the baffle plates and the positioning ring is equal to the distance between the left side of the clamping plate and the inner wall of the injection pipe and keeps consistent, and the piston plate is positioned between the two baffle plates.

Further preferred embodiments: the evaporation tank is filled with liquid with an indefinite shape, and the spring is movably sleeved with the ejector rod.

Further preferred embodiments: the rubber gasket is arranged around the inner wall of the piston cylinder and wraps the outer side of the piston plate.

Has the advantages that:

1. the clamping plate of the utility model can block the injection pipe after plastic is injected between the upper die and the lower die, and can separate the plastic of the injection pipe, so as to prevent the plastic from forming a long blank after the plastic is cooled and formed in the injection pipe, thereby greatly reducing the length of the blank on the workpiece, being beneficial to the subsequent processing of the workpiece, and being convenient for the plastic to be conveyed into the work between the upper die and the lower die;

2. the utility model provides a piston plate can move left in the piston cylinder, make the ejector pin push up the cardboard and mould plastics in the pipe, the cardboard can be with the plastics extrusion in the pipe of moulding plastics between mould and the bed die, the pressure of increase plastics between last mould and the bed die that can be further, thereby further increase work piece fashioned quality, and then increase the effect of moulding plastics, be convenient for plastics carry advance between mould and the bed die, cut off the plastics in the pipe of moulding plastics simultaneously, reduce the production of work piece blank.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1 according to the present invention.

In FIGS. 1-2: the device comprises a support plate 1, a lower die 2, a bolt 3, an upper die 4, an injection molding pipe 5, an evaporation tank 6, a steam pipe 7, a piston cylinder 8, a rubber gasket 9, a piston plate 10, a baffle plate 11, a spring 12, a push rod 13, a clamping plate 14, a positioning ring 15 and a backing ring 16.

Detailed Description

Referring to fig. 1 to 2, in the embodiment of the present invention, an injection molding mold convenient for conveying comprises a support plate 1, a lower mold 2, bolts 3, an upper mold 4, an injection molding pipe 5, an evaporation tank 6, a steam pipe 7, a piston cylinder 8, a rubber gasket 9, a piston plate 10, a baffle 11, a spring 12, a mandril 13, a clamping plate 14, a positioning ring 15 and a backing ring 16, wherein the lower mold 2 is welded to the top of the support plate 1, the four bolts 3 are welded to the top of the lower mold 2, the upper mold 4 is arranged on the top of the lower mold 2, the upper mold 4 is fixedly connected to the lower mold 2 through the bolts 3, the injection molding pipe 5 is embedded inside the upper mold 4, the evaporation tank 6 is arranged on an inner opening of the upper mold 4, the steam pipe 7 is arranged on an inner embedding of the upper mold 4, the piston cylinder 8 is arranged on an inner embedding of the upper mold 4, the rubber gasket 9 slides, the inner ring of the rubber gasket 9 is nested and bonded with a piston plate 10, the two sides of the rubber gasket 9 are tightly attached with baffle plates 11, the middles of the piston plate 10 and the baffle plates 11 are movably penetrated through by ejector rods 13, springs 12 are welded on the left sides of the baffle plates 11, the left sides of the ejector rods 13 are welded on the right sides of clamping plates 14, positioning rings 15 and backing rings 16 are nested and welded on the inner wall of the piston cylinder 8, and the right sides of the backing rings 16 are welded with the springs 12.

Preferably, the left side of the clamping plate 14 is curved, the left side of the clamping plate 14 is matched with the inner wall of the injection pipe 5, the clamping plate 14 can block the injection pipe 5 after plastic is injected between the upper die 4 and the lower die 2, the plastic of the injection pipe 5 is separated, long blanks are prevented from being formed after the plastic is cooled and formed in the injection pipe 5, the length of the blanks on the workpiece can be greatly reduced, the subsequent processing of the workpiece is facilitated, the plastic can be conveniently conveyed into the upper die 4 and the lower die 2 to work, the steam pipe 7 is L-shaped, the top of the steam pipe 7 is communicated with the evaporation tank 6, the left side of the steam pipe 7 is embedded and welded on the right side of the piston cylinder 8, the distance between the baffle plate 11 and the positioning ring 15 is equal to the distance between the left side of the clamping plate 14 and the inner wall of the injection pipe 5, the piston plate 10 is positioned between the two baffle plates 11, and, make ejector pin 13 with cardboard top 14 go into in injection molding pipe 5, cardboard 13 can be with the plastics extrusion in the injection molding pipe 5 between mould 4 and the bed die 2, can further increase the pressure of plastics between mould 4 and bed die 2, thereby further increase the fashioned quality of work piece, and then increase the effect of moulding plastics, be convenient for plastics conveying goes into between mould 4 and the bed die 2, cut off the plastics in injection molding pipe 5 simultaneously, reduce the production of work piece blank, evaporation tank 6 is filled with the liquid of indefinite shape, and spring 12 cup joints with ejector pin 13 activity, rubber packing ring 9 encircles the inner wall at piston cylinder 8, and rubber packing ring 9 wraps up the outside of piston plate 10.

Wherein, the steam pipe 7 is made of a high temperature resistant molybdenum pipe, and the evaporation tank 6 is made of a stainless steel plate with the thickness of 2 cm.

The working principle is as follows: firstly, after the plastic melted by heating is injected between the upper die 4 and the lower die 2 through the injection molding machine 5, the hot plastic remains in the injection molding pipe 5 when the hot plastic flows through the injection molding pipe 5, the heat of the hot plastic is conducted to the injection molding pipe 5, the heat is conducted to the water in the evaporation tank 6, because the temperature of the hot plastic is higher than one hundred ℃, the water in the evaporation tank 6 is boiled to form steam, so that the air pressure in the evaporation tank 6 is increased, the steam extrudes the water into the steam pipe 7, the water enters the piston cylinder 8 through the steam pipe 7, the piston plate 10 moves leftwards in the piston cylinder 8, the spring 12 is compressed, the clamping plate 14 is pushed into the injection molding pipe 5 by the ejector rod 13 to separate the hot plastic in the injection molding pipe 5, after the plastic is molded, the steam of the piston cylinder 8 and the evaporation tank 6 cools the layer water, the air pressure in the piston cylinder 8 and the evaporation tank 6 drops sharply, and the spring 12 is matched, the piston plate 10 moves rightwards in the piston cylinder 8, water is extruded out of the piston cylinder 8, the spring 12 rebounds, and the clamping plate 14 is far away from the inner wall of the injection molding pipe 5, so that the reset work is completed.

Claims

1. The utility model provides an injection molding mould convenient to carry, includes support plate (1), bed die (2), bolt (3), goes up mould (4), moulds plastics pipe (5), evaporation tank (6), steam pipe (7), piston cylinder (8), rubber packing ring (9), piston plate (10), baffle (11), spring (12), ejector pin (13), cardboard (14), holding ring (15) and backing ring (16), its characterized in that: the top of the carrier plate (1) is welded with a lower die (2), the top of the lower die (2) is welded with four bolts (3), the top of the lower die (2) is provided with an upper die (4), the upper die (4) is fixedly connected with the lower die (2) through the bolts (3), an injection molding pipe (5) is embedded into the upper die (4), an evaporation tank (6) is arranged at an inner opening of the upper die (4), a steam pipe (7) is embedded into the upper die (4), a piston cylinder (8) is embedded into the upper die (4), a rubber gasket (9) slides seamlessly on the inner wall of the piston cylinder (8), a piston plate (10) is embedded and bonded on an inner ring of the rubber gasket (9), baffle plates (11) are tightly bonded on two sides of the rubber gasket (9), and the middle of the piston plate (10) and the baffle plates (11) is movably penetrated through an ejector rod (13), the left side welding of baffle (11) is provided with spring (12), the left side welding of ejector pin (13) sets up the right side at cardboard (14), the nested welding of the inner wall of piston cylinder (8) has holding ring (15) and backing ring (16), and the right side and the spring (12) welding of backing ring (16) set up.

2. The easily transportable injection molding tool of claim 1, wherein: the left side of the clamping plate (14) is curved, and the left side of the clamping plate (14) is matched with the inner wall of the injection molding pipe (5).

3. The easily transportable injection molding tool of claim 1, wherein: the steam pipe (7) is L-shaped, the top of the steam pipe (7) is communicated with the evaporation tank (6), and the left side of the steam pipe (7) is embedded and welded on the right side of the piston cylinder (8).

4. The easily transportable injection molding tool of claim 1, wherein: the distance between the baffle plates (11) and the positioning ring (15) is equal to the distance between the left side of the clamping plate (14) and the inner wall of the injection molding pipe (5) and keeps consistent, and the piston plate (10) is positioned between the two baffle plates (11).

5. The easily transportable injection molding tool of claim 1, wherein: the evaporation tank (6) is filled with liquid with an indefinite shape, and the spring (12) is movably sleeved with the ejector rod (13).

6. The easily transportable injection molding tool of claim 1, wherein: the rubber gasket (9) surrounds the inner wall of the piston cylinder (8), and the rubber gasket (9) wraps the outer side of the piston plate (10).

7. The easily transportable injection molding apparatus of any one of claims 1 or 3, wherein: the steam pipe (7) is a high-temperature-resistant molybdenum pipe.