CN213704336U

CN213704336U - High-precision movable mold connection molding injection mold

Info

Publication number: CN213704336U
Application number: CN202022396788.6U
Authority: CN
Inventors: 周乐义
Original assignee: Dongguan Yunhao Electronics Co ltd
Current assignee: Dongguan Yunhao Electronics Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-07-16
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a high-precision movable mould connection molding injection mould, which comprises a base and an oiling mechanism, wherein a frame is fixedly arranged on the base, a hydraulic cylinder is fixedly arranged on the top end surface of the frame, a movable mould is fixedly arranged on the bottom end surface of the hydraulic cylinder, positioning grooves are formed in four corners of the bottom end surface of the movable mould, a mould core is fixedly arranged in the middle of the bottom end surface of the movable mould, an injection port is formed in the movable mould, a positioning mechanism is arranged on the frame, and the positioning mechanism comprises a positioning sleeve; the utility model has the advantages that: through setting up position sleeve, frame, spacing groove, reference column, constant head tank, pneumatic cylinder, will be like this because moving the mould utilizes the position sleeve cover on four stands of frame, with the reference column card in the constant head tank to make moving the mould side card in the spacing groove, compare in traditional mode, can prevent to move the mould and take place to shift easily with the in-process of fixed die compound die, thereby improve product quality.

Description

High-precision movable mold connection molding injection mold

Technical Field

The utility model relates to an injection mold, in particular to high-accuracy movable mould connection moulding injection mold.

Background

An injection mold is a tool for producing plastic products; also a tool for endowing the plastic product with complete structure and accurate dimension; 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 melted plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification;

at present, in the process of injection molding of a traditional injection mold, displacement is easy to occur in the process of closing a movable mold and a fixed mold, so that waste products are easy to generate, and after the injection molding is finished, the waste products are naturally cooled, so that the production efficiency of injection molding products is not high;

therefore, based on the above problems, we have designed a high precision injection mold for connecting and molding movable molds to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-accuracy movable mould connection moulding injection mold to at present, traditional injection mold is in the process of moulding plastics in solving the proposition among the above-mentioned background art, and the aversion takes place easily with the in-process of fixed mold compound die for its movable mould, produces the waste product easily like this, and after the completion of moulding plastics, all is natural cooling, leads to the not high problem of production efficiency of injection moulding product like this.

In order to achieve the above object, the utility model provides a following technical scheme: a high-precision injection mold for connecting and molding a movable mold comprises a base and an oil injection mechanism, wherein a rack is fixedly installed on the base, a hydraulic cylinder is fixedly installed on the top end face of the rack, a movable mold is fixedly installed on the bottom end face of the hydraulic cylinder, positioning grooves are formed in four corners of the bottom end face of the movable mold, a mold core is fixedly installed in the middle of the bottom end face of the movable mold, an injection port is formed in the movable mold, a positioning mechanism is arranged on the rack and comprises four positioning sleeves, the four positioning sleeves are movably sleeved on four stand columns of the rack and are respectively fixedly installed at the four corners of the movable mold, a fixed mold is fixedly installed on the upper end face of the base, positioning columns are fixedly installed at the four corners of the upper end face of the fixed mold, and the positions of the positioning columns correspond to the positions of the positioning grooves, the upper end face of the fixed mold is provided with a forming cavity, an annular cooling flow channel is arranged inside the fixed mold, the annular cooling flow channel is wound on the outer wall face of the forming cavity, an oil filling port and an oil outlet are sequentially arranged on one side of the outer wall face of the fixed mold, the oil filling port and the oil outlet are fixedly connected with the annular cooling flow channel, and valves are arranged on the oil filling port and the oil outlet.

As a preferred technical scheme of the utility model, oiling mechanism includes the batch oil tank, the inside of batch oil tank is equipped with the oil pump, be equipped with into oil pipe, play oil pipe on the batch oil tank in proper order, all be equipped with the valve on advancing oil pipe, going out oil pipe simultaneously, go out oil pipe and oil pump fixed connection, advance oil pipe, go out oil pipe the other end respectively with oiling mouth, oil-out fixed connection.

As a preferred technical scheme of the utility model, the fixed ear of a plurality of is installed to the top face entrance fixed mounting of batch oil tank, has the heat dissipation fan through bolt fixed mounting on the fixed ear simultaneously.

As an optimal technical scheme of the utility model, the top end face fixed mounting of batch oil tank has the oil blanket, is equipped with the handle on the oil blanket simultaneously.

As an optimized technical scheme of the utility model, a plurality of spacing groove has been seted up in proper order to the up end both sides of deciding the mould.

As a preferred technical scheme of the utility model, the bottom face fixed mounting of base has the slipmat, and the slipmat all adopts the rubber material to make simultaneously.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to a high-precision movable mould connection molding injection mould, through setting up position sleeve, frame, spacing groove, reference column, constant head tank, pneumatic cylinder, will utilize the position sleeve cover to put on four stands of frame like this because the movable mould, block the reference column in the constant head tank, and make the movable mould side block in the spacing groove, compare in the traditional mode, can prevent that the movable mould from shifting easily in the process of the matched molds of fixed mould, thus improve product quality;

2. the utility model relates to a high-accuracy movable mould connection moulding injection mold, through setting up annular cooling runner, the oil-out, the oiling mouth, the oiling pipe, go out oil pipe, the batch oil tank, the oil pump, the plastics that will be heated and melt like this utilize the high pressure to kick into the die cavity in back, then start the oil pump, utilize the cooling oil of oil pump in with the batch oil tank to pour into annular cooling runner into, recycle the oil-out, go out in oil pipe leads into the batch oil tank again, compare in traditional mode, flow through the cooling oil, make the shaping intracavity portion heat carry out cold and hot exchange with the cooling oil, can take away the shaping intracavity portion heat, thereby improve injection moulding product's cooling efficiency, and the production efficiency is further improved.

Drawings

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

FIG. 2 is a schematic view of the front view connection structure of the present invention;

FIG. 3 is a schematic view of the cross-sectional top view of the local connection structure of the present invention;

fig. 4 is a schematic view of the overlooking connection structure of the oil storage tank and the heat dissipation fan of the present invention.

In the figure: 1. a base; 2. a positioning mechanism; 21. a positioning sleeve; 22. a positioning column; 23. a limiting groove; 3. moving the mold; 4. a hydraulic cylinder; 5. a frame; 6. an oiling mechanism; 61. an oil cover; 62. an oil inlet pipe; 63. an oil storage tank; 64. an oil outlet pipe; 65. fixing the ear; 66. a heat dissipation fan; 7. an oil filling port; 8. an oil outlet; 9. fixing a mold; 10. a mold core; 11. a molding cavity; 12. an annular cooling flow passage.

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. 1-4, the present invention provides a high precision injection mold for connecting movable mold, comprising a base 1 and an oil injection mechanism 6, wherein a frame 5 is fixedly installed on the base 1, a hydraulic cylinder 4 is fixedly installed on the top end surface of the frame 5, a movable mold 3 is fixedly installed on the bottom end surface of the hydraulic cylinder 4, positioning slots are respectively installed at four corners of the bottom end surface of the movable mold 3, a mold core 10 is fixedly installed at the middle part of the bottom end surface of the movable mold 3, an injection port is installed on the movable mold 3, a positioning mechanism 2 is installed on the frame 5, the positioning mechanism 2 comprises positioning sleeves 21, four positioning sleeves 21 are respectively installed, and are respectively movably sleeved on four columns of the frame 5, four positioning sleeves 21 are respectively fixedly installed at four corners of the movable mold 3, a fixed mold 9 is fixedly installed on the upper end surface of the base 1, and positioning columns 22 are respectively fixedly installed at four, the position of the positioning column 22 corresponds to the position of the positioning groove, a forming cavity 11 is formed in the upper end face of the fixed mold 9, an annular cooling flow passage 12 is formed in the fixed mold 9, meanwhile, the annular cooling flow passage 12 is wound on the outer wall face of the forming cavity 11, an oil filling port 7 and an oil outlet 8 are sequentially formed in one side of the outer wall face of the fixed mold 9, the oil filling port 7 and the oil outlet 8 are fixedly connected with the annular cooling flow passage 12, and valves are arranged on the oil filling port 7 and the oil outlet 8.

Wherein, oiling mechanism 6 includes the batch oil tank 63, and the inside of batch oil tank 63 is equipped with the oil pump, is equipped with into oil pipe 62, goes out oil pipe 64 on the batch oil tank 63 in proper order, advances oil pipe 62 simultaneously, all is equipped with the valve on going out oil pipe 64, goes out oil pipe 64 and oil pump fixed connection, advances oil pipe 62, goes out oil pipe 64 the other end respectively with oiling

mouth

7, 8 fixed connection of oil-out, utilize the oil pump to pour into the cooling oil into annular cooling flow channel 12 like this to the product that will mould plastics cools off.

Wherein, the fixed ear 65 of a plurality of fixed ear of top terminal surface entrance fixed mounting of oil storage tank 63, there is heat dissipation fan 66 through bolt fixed mounting on the fixed ear 65 simultaneously, and heat dissipation fan 66 is used for cooling the inside fluid of oil storage tank 63.

Wherein, the top end face fixed mounting of oil storage tank 63 has oil cover 61, is equipped with the handle simultaneously on the oil cover 61, and the handle is used for taking oil cover 61.

Wherein, a plurality of spacing groove 23 has been seted up in proper order to the up end both sides of fixed mould 9, and spacing groove 23 is used for not taking place to shift after moving mould 9, the fixed mould 3 compound die.

Wherein, the bottom face fixed mounting of base 1 has the slipmat, and the slipmat all adopts the rubber material to make simultaneously, and the slipmat that the rubber material was made is used for the antiskid.

When in specific use, the utility model relates to a high-precision movable mould connection molding injection mould,

the first step is as follows: the injection molding pipe is connected with an injection molding opening on the movable mold 3, the hydraulic cylinder 4 is started again, the hydraulic cylinder 4 is utilized to drive the movable mold 3 to descend, so that the movable mold 3 and the fixed mold 9 are assembled, in the process, the movable mold 3 is sleeved on four upright posts of the rack 5 through the positioning sleeves 21, the positioning posts 22 are clamped in the positioning slots, and the side faces of the movable mold 3 are clamped in the limiting slots 23, compared with the traditional mode, the displacement which is easy to occur in the process of assembling the movable mold 3 and the fixed mold 9 can be prevented, and the product quality is improved;

the second step is that: after the plastics that will be heated and melt utilize high pressure to penetrate into die cavity 11, then start the oil pump, utilize the cooling oil of oil pump in with the oil storage tank 63 to pour into annular cooling runner 12 into, recycle oil-out 8, go out in oil pipe 64 leads to the oil storage tank 63 again, compare in traditional mode, flow through the cooling oil, make the inside heat of die cavity 11 and cooling oil carry out cold and hot exchange, can take away the inside heat of die cavity 11, thereby improve the cooling efficiency of injection moulding product, further improve production efficiency, this in-process, removable oil cover 61, start the fluid after heat dissipation fan 66 will cool off, thereby carry out recycling.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 high-accuracy movable mould connection moulding injection mold, includes base (1) and oiling mechanism (6), its characterized in that: the injection molding machine is characterized in that a rack (5) is fixedly mounted on a base (1), a hydraulic cylinder (4) is fixedly mounted on the top end face of the rack (5), a movable mold (3) is fixedly mounted on the bottom end face of the hydraulic cylinder (4), positioning grooves are formed in four corners of the bottom end face of the movable mold (3), a mold core (10) is fixedly mounted in the middle of the bottom end face of the movable mold (3), an injection molding opening is formed in the movable mold (3), a positioning mechanism (2) is arranged on the rack (5), the positioning mechanism (2) comprises positioning sleeves (21), four positioning sleeves (21) are arranged, the four positioning sleeves are movably sleeved on four columns of the rack (5), the four positioning sleeves (21) are fixedly mounted at four corners of the movable mold (3) respectively, a fixed mold (9) is fixedly mounted on the upper end face of the base (1), and positioning columns (22) are fixedly mounted at four corners of the upper end face of the, the position of reference column (22) is corresponding with the position of positioning groove, mould (9) has been seted up into shape chamber (11) to the up end of deciding mould (9), the inside of deciding mould (9) is equipped with annular cooling runner (12), and annular cooling runner (12) are around the outer wall in shaping chamber (11) simultaneously, outer wall one side of deciding mould (9) is equipped with oiling mouth (7), oil-out (8) in proper order, oiling mouth (7), oil-out (8) all with annular cooling runner (12) fixed connection, all be equipped with the valve simultaneously on oiling mouth (7), oil-out (8).

2. The high-precision movable mold connection molding injection mold according to claim 1, characterized in that: oiling mechanism (6) are including batch oil tank (63), the inside of batch oil tank (63) is equipped with the oil pump, be equipped with into oil pipe (62), go out oil pipe (64) on batch oil tank (63) in proper order, advance oil pipe (62), go out and all be equipped with the valve on oil pipe (64) simultaneously, go out oil pipe (64) and oil pump fixed connection, advance oil pipe (62), go out the other end of oil pipe (64) respectively with oiling mouth (7), oil-out (8) fixed connection.

3. The high-precision movable mold connection molding injection mold according to claim 2, characterized in that: the top end face entrance of oil storage tank (63) fixed mounting has a plurality of fixed ear (65), fixes simultaneously on ear (65) through bolt fixed mounting have heat dissipation fan (66).

4. The high-precision movable mold connection molding injection mold according to claim 2, characterized in that: the top end face of the oil storage tank (63) is fixedly provided with an oil cover (61), and meanwhile, a handle is arranged on the oil cover (61).

5. The high-precision movable mold connection molding injection mold according to claim 1, characterized in that: and a plurality of limiting grooves (23) are sequentially formed in two sides of the upper end face of the fixed die (9).

6. The high-precision movable mold connection molding injection mold according to claim 1, characterized in that: the bottom end face of the base (1) is fixedly provided with a non-slip mat, and the non-slip mat is made of rubber.