CN218139591U

CN218139591U - But fast assembly and even injection mold structure of cooling

Info

Publication number: CN218139591U
Application number: CN202222276850.7U
Authority: CN
Inventors: 王鸿鸣; 沈炳龙; 罗治永; 林海光; 潘成扬
Original assignee: Shenzhen Huazhong Simingtong Technology Co ltd
Current assignee: Shenzhen Huazhong Simingtong Technology Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-12-27
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a but fast assembly and even injection mould structure of cooling relates to the technical field of moulding plastics, including installation base and switching module, installation base top is provided with movable mould base for the different nozzle bore of adaptation and the velocity of flow change switching module fixed mounting is in movable mould base top middle end, switching module includes base, annular, carousel, swing handle, adjusting bolt and agrees with the piece, the annular has been seted up at the base middle part. The application provides a but fast assembly and even injection mould structure of cooling, the trend that rational design cooling liquid pipeline is located the mould, product after the shaping carries out timely cooling and stereotypes, promote the product shaping quality of producing, can change the injection molding pipe of different aperture imports according to injection moulding process's needs in addition, the cooperation with the nozzle of different bores has been realized, so that make the fluid reach the most suitable velocity of flow, prevent to mould plastics in-process flash, block up, the production of unusual problems such as sticking mould.

Description

But fast assembly and even injection mold structure of cooling

Technical Field

The utility model relates to a technical field that moulds plastics specifically is a but fast assembly and even injection mold structure of cooling.

Background

An Injection mould (Injection mold) is a processing method used when producing some parts with complex shapes in batches, mainly applied to the industrial field, the mould is mainly composed of a pouring system, a forming part, a structural part and the like, wherein the pouring system of the pouring system is also called a runner system, a plastic melt is guided to a group of feeding channels of a cavity by a nozzle of an Injection machine, and the feeding channels are generally composed of a main runner, a sub-runner, a pouring gate and the like, the main runner is a section of channel which is arranged in the mould and is used for connecting a nozzle of the Injection machine to the sub-runner or the cavity, the inlet of the main runner is connected with the nozzle of the Injection machine, and the diameter of the inlet of the main runner is slightly larger than the diameter of the nozzle so as to avoid material overflow and prevent blockage of the main runner and the sub-runner due to inaccurate connection.

Utility model as application number CN202122276304.9 discloses an injection mold convenient to quick cooling, include: the fixing frame is provided with a lower die, an upper die vertically corresponding to the lower die is arranged above the lower die, the fixing frame is provided with a motor, the motor is connected with a vertical extending mechanism in a driving mode, and the vertical extending mechanism is used for driving the upper die to move towards the lower die. The utility model discloses a solved the mould in the use, the product after the shaping can not carry out timely cooling and stereotype, the relatively poor technical problem of product shaping quality who produces.

Injection molds similar to the above-mentioned application that facilitate rapid cooling currently suffer from the following deficiencies: when products made of different materials are produced by using the same mold, the caliber of a nozzle of the injection molding machine and the requirement on the flow rate are changed due to the change of injection molding raw materials, so that the abnormalities such as flash, block, sticking and the like are easy to occur if the size of an inlet of a main runner is unchanged and the sectional area is unchanged, and in addition, the cooling time accounts for about 70-80% of the whole molding cycle, so that the molding time is prolonged due to an improperly designed cooling system, and the cost is increased; uneven cooling further causes warpage of the plastic article.

In view of the above, the present invention provides an injection mold structure that can be assembled quickly and cooled uniformly, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but fast assembly and even injection mould structure of cooling to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: including installation base and switching component, installation base top is provided with movable mould base for the different nozzle bore of adaptation and the velocity of flow change switching component fixed mounting is in movable mould base top middle-end, switching component includes base, annular, carousel, swing handle, adjusting bolt and agrees with the piece, the annular has been seted up at the base middle part, and annular geometric centre overlaps mutually with the base, base top middle-end rotates installs the carousel, and carousel quotation one side is equipped with the swing handle, swing handle middle part fixed mounting has adjusting bolt, and adjusting bolt runs through the carousel quotation and agrees with a piece threaded connection, agree with a piece slidable mounting inside the annular.

Further, the switching component further comprises an injection molding pipe and a gasket, the circular array of the surface of the rotary table is provided with the injection molding pipes with different calibers, and the gasket is sleeved at the bottom of each injection molding pipe.

Furthermore, L-shaped plates are fixedly mounted on two sides of the top of the mounting base, a fixed die holder is arranged at the middle end of the top of the mounting base, and a longitudinal central axis of the fixed die holder is overlapped with a longitudinal central axis of the movable die holder.

Further, cover half base bottom both sides integral type welded fastening has the border board, and inside border board slidable mounting in both sides L shaped plate, the border board passes through the screw and is fixed mutually with the L shaped plate.

Furthermore, a top plate is arranged at the middle end in the fixed die base, and ejector pins are uniformly distributed on the top of the top plate.

Furthermore, a mold core is integrally arranged at the middle end of the bottom of the movable mold base, and a cavity formed by closing the movable mold base, the fixed mold base and the mold core is a cavity.

Furthermore, a cooling liquid inlet and a cooling liquid outlet are formed in two sides of the movable die base, and the cooling liquid inlet and the cooling liquid outlet are located in the movable die base and communicated with a Z-shaped cooling pipe.

Furthermore, an injection molding runner communicated with the cavity is formed in the middle end of the top of the movable mold base, and the opening of the injection molding runner is embedded with the injection molding pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a but fast assembly and even injection mold structure of cooling, rational design cooling liquid pipeline is located the trend of mould, product after the shaping carries out timely cooling and stereotypes, promote the product shaping quality of producing, can change the injection molding pipe of different aperture imports according to injection moulding process's needs in addition, the cooperation with the nozzle of different bores has been realized, so that make the fluid reach the most suitable velocity of flow, prevent to mould plastics in-process flash, block up, the production of unusual problems such as sticking mould.

1. The utility model can change the injection molding pipes with different apertures according to the needs of the injection molding process by setting the switching component, thereby realizing the matching with the nozzles with different apertures, so as to ensure that the fluid reaches the most suitable flow velocity and prevent the generation of abnormal problems such as flash, block, sticking and the like in the injection molding process;

2. the utility model reasonably designs the trend that the cooling liquid pipeline is positioned in the mould through the arrangement of the Z-shaped cooling pipe, and the cooling liquid is rapidly distributed along the Z-shaped cooling pipeline, thereby realizing the uniform and rapid cooling of the mould and further causing the plastic products in the cavity to be uniformly and rapidly cooled;

3. the utility model discloses a setting of L shaped plate, cover half seat slide through the integral type border of bottom both sides and peg graft in the L shaped plate of installation base top both sides to realize the fixed of border and L shaped plate through the screw, be fixed in the preset mounted position with the cover half seat when realizing fast assembly, prevent the skew from appearing.

Drawings

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

fig. 2 is a schematic diagram of the external structure of the switching assembly of the present invention;

fig. 3 is a schematic view of the switching assembly of the present invention.

In the figure: 1. installing a base; 2. an L-shaped plate; 3. fixing a die holder; 4. an edge plate; 5. a screw; 6. a top plate; 7. a thimble; 8. a movable die holder; 9. a mold core; 10. a cooling liquid inlet and outlet; 11. a zigzag cooling tube; 12. injection molding a runner; 13. a switching component; 1301. a base; 1302. a ring groove; 1303. a turntable; 1304. turning a handle; 1305. adjusting the bolt; 1306. fitting blocks; 1307. injection molding a tube; 1308. a gasket.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figure 1, L-shaped plates 2 are fixedly arranged on two sides of the top of an installation base 1, a fixed die base 3 is arranged at the middle end of the top of the installation base 1, the longitudinal central axis of the fixed die base 3 is overlapped with a movable die base 8, edge plates 4 are integrally welded and fixed on two sides of the bottom of the fixed die base 3, the edge plates 4 are slidably arranged in the L-shaped plates 2 on two sides, the edge plates 4 are fixed with the L-shaped plates 2 through screws 5, the fixed die base 3 is slidably inserted into the L-shaped plates 2 on two sides of the top of the installation base 1 through the integral edge plates 4 on two sides of the bottom, the edge plates 4 are fixed with the L-shaped plates 2 through the screws 5, the fixed die base 3 is fixed at a preset installation position while quick assembly is realized, deviation is prevented, a top plate 6 is arranged at the middle end of the inside the fixed die base 3, the ejector pins 7 are uniformly distributed on the top of the top plate 6, the mold core 9 is integrally arranged at the middle end of the bottom of the movable mold base 8, a cavity formed by closing the movable mold base 8, the fixed mold base 3 and the mold core 9 is a mold cavity, two sides of the movable mold base 8 are provided with cooling liquid inlets and outlets 10, the cooling liquid inlets and outlets 10 are positioned in the movable mold base 8 and are communicated with a Z-shaped cooling pipe 11, the cooling liquid is rapidly distributed along the Z-shaped cooling pipe 11 by reasonably designing the trend that the cooling liquid pipelines are positioned in the mold, the mold is uniformly and rapidly cooled, so that plastic products in the mold cavity are uniformly and rapidly cooled, the middle end of the top of the movable mold base 8 is provided with an injection runner 12 communicated with the mold cavity, and the opening of the injection runner 12 is embedded with the injection pipe 1307;

as shown in fig. 2-3, a switching component 13 adapted to different nozzle calibers and flow rate changes is fixedly installed at the middle end of the top of a movable die holder 8, the switching component 13 includes a base 1301, a ring groove 1302, a rotary disc 1303, a rotary handle 1304, an adjusting bolt 1305 and a fitting block 1306, the ring groove 1302 is opened in the middle of the base 1301, the geometric center of the ring groove 1302 is overlapped with the base 1301, the rotary disc 1303 is rotatably installed at the middle end of the top of the base 1301, the rotary handle 1304 is arranged on one side of the disc surface of the rotary disc 1303, the adjusting bolt 1305 is fixedly installed in the middle of the rotary handle 1304, the adjusting bolt 1305 penetrates through the disc surface of the rotary disc 1303 and is in threaded connection with the fitting block 1306, the fitting block 1306 is slidably installed inside the ring groove 1302, the switching component 13 further includes an injection molding pipe 1307 and a gasket 1308, different injection molding pipes 1307 are distributed on the circular disc surface of the rotary disc 1303, the gasket 1308 is sleeved on the bottom of the injection pipe 1307, the adjusting bolt 1305 is loosened, the fitting block 1303 is sleeved on the opening of the injection flow channel 12 by rotating the rotary disc, the fitting block 1308, the gasket is completed, and the fitting block 1306 can be locked in the sealing ring 1302 by screwing the fitting block 1306 after injection pipe 1307.

The working principle is as follows: when the injection mold structure capable of being rapidly assembled and uniformly cooled is used, the fixed mold base 3 is slidably inserted into the L-shaped plates 2 on two sides of the top of the mounting base 1 through the integrated edge plates 4 on two sides of the bottom, and the edge plates 4 and the L-shaped plates 2 are fixed through the screws 5, so that rapid assembly is realized while the fixed mold base 3 is fixed at a preset mounting position to prevent deviation, a cavity formed by closing the movable mold base 8, the fixed mold base 3 and the mold core 9 is a mold cavity, and an injection runner 12 communicated with the mold cavity is formed in the middle end of the top of the movable mold base 8 and used for receiving molten plastics output by a nozzle of an injection molding machine.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a but fast assembly and even injection mold structure of cooling, characterized in that, including installation base (1) and switching subassembly (13), installation base (1) top is provided with moves die holder (8), is used for different nozzle bore of adaptation and the velocity of flow change switching subassembly (13) fixed mounting is in moving die holder (8) top middle-end, switching subassembly (13) include base (1301), annular groove (1302), carousel (1303), swing handle (1304), adjusting bolt (1305) and agree with piece (1306), annular groove (1302) have been seted up in base (1301) middle part, and annular groove (1302) geometric centre overlaps with base (1301), carousel (1303) are installed in base (1301) top middle-end rotation, and carousel (1303) quotation one side is equipped with swing handle (1304), swing handle (1304) middle part fixed mounting has adjusting bolt (1305), and adjusting bolt (1305) run through carousel (1303) quotation and agree with piece (1306) threaded connection, agree with piece (1306) slidable mounting is inside annular groove (1302).

2. The injection mold structure capable of being assembled quickly and cooling uniformly according to claim 1, wherein the switching component (13) further comprises injection molding pipes (1307) and gaskets (1308), the injection molding pipes (1307) with different calibers are distributed on the circular array of the surface of the rotating disk (1303), and the gaskets (1308) are sleeved on the bottoms of the injection molding pipes (1307).

3. The injection mold structure capable of being assembled quickly and cooling uniformly according to claim 1, wherein the mounting base (1) is fixedly provided with L-shaped plates (2) at two sides of the top, and the mounting base (1) is provided with a fixed mold base (3) at the middle end of the top, and the longitudinal central axis of the fixed mold base (3) is overlapped with the movable mold base (8).

4. The injection mold structure capable of being assembled quickly and cooling uniformly according to claim 3, wherein the two sides of the bottom of the fixed mold base (3) are integrally welded and fixed with the edge plates (4), the edge plates (4) are slidably mounted inside the L-shaped plates (2) at the two sides, and the edge plates (4) are fixed with the L-shaped plates (2) through screws (5).

5. The structure of an injection mold capable of being assembled quickly and cooling uniformly according to claim 3, characterized in that the top plate (6) is arranged at the middle end inside the fixed mold base (3), and the ejector pins (7) are uniformly distributed on the top of the top plate (6).

6. The injection mold structure capable of being assembled quickly and cooling uniformly according to claim 1, wherein the central end of the bottom of the movable mold base (8) is integrally provided with the mold core (9), and a cavity formed by closing the movable mold base (8), the fixed mold base (3) and the mold core (9) is a cavity.

7. The injection mold structure capable of being assembled quickly and cooling uniformly according to claim 1, wherein the movable mold base (8) is provided with cooling liquid inlets and outlets (10) at two sides, and the cooling liquid inlets and outlets (10) are located inside the movable mold base (8) and communicated with a zigzag cooling pipe (11).

8. The injection mold structure capable of being assembled quickly and cooled uniformly according to claim 1, wherein the middle end of the top of the movable mold base (8) is provided with an injection flow channel (12) communicated with the mold cavity, and the opening of the injection flow channel (12) is embedded with the injection pipe (1307).