CN220576490U

CN220576490U - Movable die and fixed die with good sealing effect

Info

Publication number: CN220576490U
Application number: CN202321880782.3U
Authority: CN
Inventors: 张海丽; 姜晓芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-03-12
Anticipated expiration: 2033-07-18

Abstract

The utility model discloses a movable die and a fixed die with good sealing effect, which belong to the technical field of dies and comprise a support frame and a transverse frame, wherein the transverse frame is fixedly arranged above the support frame, a support plate is fixedly arranged in the middle of the support frame, an air cylinder is arranged on one side above the support frame, and the fixed die and the movable die are arranged between the support frame and the transverse frame. According to the utility model, through the connecting mechanism, a worker presses the connecting rod and the touch rod to separate the movable die from the corresponding fixed plate respectively, and separate the fixed die from the hot-melt extruder, and then replace the new fixed die and the movable die, so that the novel hot-melt extruder is more portable and flexible to use, the water pump is used for pouring cooling liquid in the water tank into the cavities of the fixed die and the movable die respectively, heat of the molten liquid injection raw materials between the fixed die and the movable die is taken away, the heat is rapidly cooled and shaped, the liquid in the cavities of the fixed die and the movable die flows into the water chiller, and returns to the water tank after being cooled by the water chiller, natural cooling is not required, and the working efficiency is improved.

Description

Movable die and fixed die with good sealing effect

Technical Field

The utility model belongs to the technical field of dies, and particularly relates to a movable die and a fixed die with good sealing effect.

Background

The mould is used for various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, in the injection mould, a fixed mould is fixed, a movable mould is movable, and in the injection process, the sealing state of the fixed mould and the movable mould needs to be noted, so that the leakage of injection molding raw materials is avoided.

The patent number CN201921595099.9 discloses a hot runner injection mold, which comprises a fixed mold frame bottom plate, a fixed mold frame fixing plate is arranged below the fixed mold frame bottom plate, a movable mold frame fixing plate is arranged above the movable mold frame bottom plate, a fixed mold frame is arranged below the fixed mold frame fixing plate, a fixed mold injection block fixing plate is arranged below the fixed mold frame, a limiting hook at the upper end of the positioning rod can slide due to an arc-shaped inclined plane when the positioning rod is buckled on the mold to be closed, and finally is clamped above the fixed mold positioning rod frame, when the movable mold and the fixed mold are separated, the limiting hook drives the fixed mold positioning rod frame to move downwards, thereby realizing the driving of the fixed mold positioning rod, effectively separating an injection molding piece from the fixed mold when the fixed mold positioning rod is separated, solving the problems that the injection molding piece is not separated from the fixed mold at first and needs to be taken out manually, the utility model sets up the movable mould limit frame to limit the movement of the movable mould support frame and prevent the movable mould support frame from shifting when moving upwards, and the movable mould locating rod limits the movable mould support frame to ensure that the fixed mould injection mould block and the movable mould injection mould block are more convenient to align, and the solution is continuously heated by setting the heating wire as a heating wire encircling in a snake shape, so that the sealing can uniformly heat the solution, the method has the advantages that the phenomenon of solidification and hardening caused by lower temperature of the solution in a region can not occur.

But it is found through research that: the device does not carry out the structure of totally enclosed to movable mould and cover half, causes the inside liquid raw materials of mould to spill over easily, and in addition, the device is inconvenient to change movable mould and cover half, uses not enough portablely, and the device does not carry out refrigerated structure to the raw materials of moulding plastics, and self-heating cooling needs longer time, has reduced work efficiency, consequently provides a novel device and solves this problem.

Disclosure of Invention

The utility model aims at: in order to solve the problems, a movable die and a fixed die with good sealing effect are provided.

The technical scheme adopted by the utility model is as follows: the movable die and the fixed die with the good sealing effect comprise a support frame and a transverse frame, wherein the transverse frame is fixedly arranged above the support frame, a support plate is fixedly arranged in the middle of the support frame, an air cylinder is arranged on one side above the support frame, and the fixed die and the movable die are arranged between the support frame and the transverse frame;

sealing mechanisms with good sealing effect are arranged between the fixed die and the movable die, and connecting mechanisms convenient for mounting and dismounting the die are arranged on the back of the fixed die and the back of the movable die.

The sealing mechanism comprises a magnetic sealing convex ring and a magnetic sealing concave ring, the magnetic sealing concave ring is arranged at the position, close to the die orifice, of the fixed die in a surrounding manner, and the magnetic sealing convex ring which is matched with the magnetic sealing concave ring is arranged at the position, corresponding to the magnetic sealing concave ring, of the movable die.

The connecting mechanism comprises a fixed plate, a connecting rod, buckles and elastic pieces, wherein the buckles are symmetrically and fixedly arranged on the back of the fixed die and the back of the movable die, the elastic pieces are elastically connected to the two sides of the buckles, the fixed plate is fixedly arranged on one side of the tail end of the cylinder and one side of the supporting plate, a clamping groove which is matched with the buckles is embedded in one side of the fixed plate, a concave which is matched with the elastic pieces is formed in the clamping groove, the connecting rods are elastically connected to the two sides of the fixed plate through the through grooves, the tail ends of the connecting rods extend to the inside of the concave, a hot-melt extruder is arranged above the supporting frame, the outlet of the hot-melt extruder extends to the position of the material injection opening of the fixed die, a connecting plate is fixedly arranged outside the outlet of the hot-melt extruder in a nested mode, a clamping block is symmetrically and fixedly arranged on one side of the connecting plate, an elastic block is elastically connected to one side of the back of the clamping block, a groove which is embedded in the position of the material injection opening of the fixed die is provided with a cavity which is matched with the clamping block, the cavity which is internally provided with the elastic pieces, and the tail end of the touch rod extends to the inside of the cavity through the groove.

Wherein, crossbearer top fixed mounting has the water tank, water tank exit is connected with the water pump, and water pump exit connecting tube passes through quick-operation joint with the water injection mouth of cover half and movable mould top and is connected, and the pipeline of being connected with the movable mould is scalable setting, support frame top fixed mounting has the water chiller, and cover half and movable mould delivery port are connected with the water pipe through quick-operation joint, and the pipeline of being connected with the movable mould delivery port is scalable setting, and the water pipe end is connected with the water chiller entry, and water chiller exit and water tank pipe connection.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. according to the utility model, the cylinder drives the movable die to be close to the fixed die through the sealing mechanism until the magnetic sealing convex ring is clamped into the magnetic sealing concave ring, so that the movable die and the fixed die are completely overlapped and sealed, and overflow of injection molding raw materials is avoided.

2. According to the utility model, through the connecting mechanism, a worker presses the connecting rod and the touch rod to separate the movable die from the fixed plate corresponding to the movable die and the fixed die respectively, and separate the fixed die from the hot melt extruder, and then replace the new fixed die and the movable die, so that the movable die is more portable and flexible to use.

3. According to the utility model, the water pump respectively pours the cooling liquid in the water tank into the cavities of the fixed die and the movable die, takes away the heat of the molten liquid injection molding raw materials between the fixed die and the movable die, rapidly cools and shapes the molten liquid injection molding raw materials, the liquid in the cavities of the fixed die and the movable die flows into the water chiller, and returns to the water tank after being cooled by the water chiller, so that a closed water cooling loop is formed among the water tank, the water pump, the fixed die, the movable die and the water chiller, natural cooling is not required, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the overall side cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of the enlarged construction of FIG. 1 at A in accordance with the present utility model;

FIG. 3 is a schematic diagram of the enlarged structure of FIG. 1 at B in the present utility model;

FIG. 4 is a schematic diagram of the enlarged structure of FIG. 2 at C in accordance with the present utility model;

FIG. 5 is a schematic diagram of a partial three-dimensional structure of a fixed mold in the utility model.

The marks in the figure: 1. a support frame; 101. a cross frame; 102. a cylinder; 1021. a fixing plate; 1022. a connecting rod; 103. a support plate; 2. a fixed mold; 201. a movable mold; 2011. magnetic sealing convex ring; 2012. a magnetic sealing concave ring; 202. a hot melt extruder; 2021. a connecting plate; 2022. a clamping block; 2023. a spring block; 203. a buckle; 2031. a spring plate; 204. a touch lever; 3. a water tank; 301. a water pump; 302. and a water chiller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the utility model, the following components are added:

referring to fig. 1-5, a movable mold and a fixed mold with good sealing effect comprise a support frame 1 and a transverse frame 101, wherein the transverse frame 101 is fixedly arranged above the support frame 1, a support plate 103 is fixedly arranged in the middle of the support frame 1, a cylinder 102 is arranged on one side above the support frame 1, and a fixed mold 2 and a movable mold 201 are arranged between the support frame 1 and the transverse frame 101;

sealing mechanisms with good sealing effect are arranged between the fixed die 2 and the movable die 201, and connecting mechanisms which are convenient for installing and detaching the dies are arranged on the backs of the fixed die 2 and the movable die 201.

Referring to fig. 1, 3 and 5, further, cavities are uniformly formed in the fixed die 2 and the movable die 201, water filling ports are formed in the upper parts of the fixed die 2 and the movable die 201, water outlets are formed in the lower parts of the fixed die 2 and the movable die 201, a sealing mechanism comprises a magnetic sealing convex ring 2011 and a magnetic sealing concave ring 2012, the magnetic sealing concave ring 2012 is arranged at the position, close to the die opening, of the fixed die 2 in a surrounding and embedding manner, and the magnetic sealing convex ring 2011 which is matched with the magnetic sealing concave ring 2012 is arranged at the position, corresponding to the magnetic sealing concave ring 2012, of the movable die 201;

the cylinder 102 stretches to drive the movable die 201 to approach the fixed die 2 until the magnetic sealing convex ring 2011 is clamped into the magnetic sealing concave ring 2012, so that the movable die 201 and the fixed die 2 are completely overlapped and sealed.

Referring to fig. 1, 2, 4, and 5, further, the connecting mechanism includes a fixing plate 1021, a connecting rod 1022, a buckle 203 and an elastic piece 2031, the buckle 203 is symmetrically and fixedly installed on the back of the fixing plate 2 and the back of the moving mold 201, the elastic pieces 2031 are elastically connected on both sides of the buckle 203, the fixing plate 1021 is fixedly installed on the tail end of the cylinder 102 and one side of the supporting plate 103, a clamping groove matched with the buckle 203 is embedded in one side of the fixing plate 1021, a recess matched with the elastic piece 2031 is formed in the clamping groove, the connecting rods 1022 are elastically connected on both sides of the fixing plate 1021 through grooves, and the tail end of the connecting rod 1022 extends into the recess;

a hot-melt extruder 202 is arranged above the support frame 1, the outlet of the hot-melt extruder 202 extends to the injection port of the fixed die 2, a connecting plate 2021 is fixedly nested outside the outlet of the hot-melt extruder 202, clamping blocks 2022 are symmetrically and fixedly arranged on one side of the connecting plate 2021 corresponding to the fixed die 2, one side of each clamping block 2022 is elastically connected with a spring block 2023, a groove matched with each clamping block 2022 is embedded in the injection port on the back of the fixed die 2, a cavity matched with each spring block 2023 is formed in the groove, a touch rod 204 is elastically connected to the injection port on the back of the fixed die 2 through a through groove, and the tail end of each touch rod 204 extends to the inside of the cavity;

the staff presses the connecting rod 1022, the tail end of the connecting rod 1022 is propped against the elastic sheet 2031, the elastic sheet 2031 is separated from the recess, the buckle 203 is smoothly separated from the clamping groove, the movable die 201 and the fixed die 2 are further separated from the corresponding fixed plate 1021, meanwhile, the tail end of the touch rod 204 is propped against the elastic block 2023 to be separated from the recess, the clamping block 2022 is further smoothly separated from the recess, the fixed die 2 is separated from the hot-melt extruder 202, then the staff aligns the material injection port of the new fixed die with the hot-melt extruder 202, the outlet of the hot-melt extruder 202 penetrates into the material injection port of the fixed die until the clamping block 2022 is clamped into the recess, the elastic block 2023 is reset and ejected out when encountering the recess, the clamping block 2022 is tightly clamped into the recess, the fixed die 2 is fixedly connected with the hot-melt extruder 202, at the moment, the buckle 203 at the back of the fixed die 2 is just clamped into the clamping groove, the 2031 is sprung into the recess of the clamping groove, the fixed plate 1021 at the back of the fixed die 2 is fixedly connected with the fixed plate 1021 at the back of the fixed die 103, the buckle 203 at the back of the fixed die 201 is clamped into the fixed plate 102, the end of the fixed die 201 is clamped into the fixed plate 102 at the fixed die 102, and the material injection port of the hot-melt extruder is extruded by the injection port of the hot-melt extruder, and the raw material is extruded by the staff.

Referring to fig. 1, further, a water tank 3 is fixedly installed above a cross frame 101, a water pump 301 is connected to an outlet of the water tank 3, a connecting pipeline at the outlet of the water pump 301 is connected with a water injection port above a fixed die 2 and a movable die 201 through a quick connector, a pipeline connected with the movable die 201 is in telescopic arrangement, a water cooler 302 is fixedly installed above a supporting frame 1, a water pipe is connected with a water outlet of the fixed die 2 and a water outlet of the movable die 201 through the quick connector, a pipeline connected with a water outlet of the movable die 201 is in telescopic arrangement, the tail end of the water pipe is connected with an inlet of the water cooler 302, and an outlet of the water cooler 302 is connected with a pipeline of the water tank 3;

the water pump 301 works, the cooling liquid in the water tank 3 is poured into the cavities of the fixed die 2 and the movable die 201 respectively, heat of the molten liquid injection molding raw material clamped between the fixed die 2 and the movable die 201 is taken away, the molten liquid injection molding raw material is rapidly cooled and shaped, the liquid in the cavities of the fixed die 2 and the movable die 201 flows into the water chiller 302, and returns to the water tank 3 after being cooled by the water chiller 302, and the water tank 3, the water pump 301, the fixed die 2, the movable die 201 and the water chiller 302 are in a reciprocating mode to form a closed water cooling loop.

Referring to fig. 1 and 2, further, the hot-melt extruder 202, the water pump 301 and the water chiller 302 are all electrically connected to an external power supply through a control panel, and the air cylinder 102 is connected to an external air pump.

Working principle: firstly, the cylinder 102 stretches to drive the movable die 201 to be close to the fixed die 2 until the magnetic sealing convex ring 2011 is clamped into the magnetic sealing concave ring 2012, so that the movable die 201 and the fixed die 2 are completely overlapped and sealed, then a worker introduces injection molding raw materials into the hot melt extruder 202, then the hot melt extruder 202 carries out hot melt on the injection molding raw materials and injects the molten raw materials into the injection port of the fixed die from the injection port of the fixed die to complete injection molding, then the water pump 301 works, cooling liquid in the water tank 3 is respectively introduced into the cavities of the fixed die 2 and the movable die 201, heat of the injection molding raw materials of the molten liquid clamped between the fixed die 2 and the movable die 201 is taken away, the liquid in the cavities of the fixed die 2 and the movable die 201 flows into the cold water machine 302, and returns into the water tank 3 after being cooled by the cold water machine 302, so that a closed water cooling loop is formed among the water tank 3, the water pump 301, the fixed die 2, the movable die 201 and the cold water machine 302, finally, when the fixed mold 2 and the movable mold 201 need to be replaced, a worker presses the connecting rod 1022, the tail end of the connecting rod 1022 props against the elastic sheet 2031, so that the elastic sheet 2031 is separated from the recess, the buckle 203 is smoothly separated from the clamping groove, the movable mold 201 and the fixed mold 2 are respectively separated from the corresponding fixed plate 1021, meanwhile, the tail end of the touch rod 204 props against the elastic block 2023 to separate from the recess, the clamping block 2022 is smoothly separated from the groove, the fixed mold 2 is separated from the hot melt extruder 202, then the worker aligns the material injection port of the new fixed mold with the hot melt extruder 202, the outlet of the hot melt extruder 202 penetrates into the material injection port of the fixed mold until the clamping block 2022 is clamped into the groove, the elastic block 2023 is reset and ejected in a resetting manner, the clamping block 2022 is tightly clamped into the groove, and the fixed mold 2 is fixedly connected with the hot melt extruder 202, at this time, the buckle 203 at the back of the fixed mold 2 is just clamped into the clamping groove, the elastic piece 2031 is sprung into the concave part in the clamping groove, so that the fixed mold 2 is fixedly connected with the fixed plate 1021 at one side of the supporting plate 103, the buckle 203 at the back of the movable mold 201 is clamped into the clamping groove at one side of the fixed plate 1021 at the tail end of the air cylinder 102, the movable mold 201 is fixedly connected with the fixed plate 1021 at the tail end of the air cylinder 102, and pipelines at the outlet of the water pump 301 are respectively connected with the water injection ports of the fixed mold 2 and the movable mold 201 through quick connectors, and the water outlets of the fixed mold 2 and the movable mold 201 are connected with the pipeline of the water chiller 302 through the quick connectors.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a sealed effectual movable mould and cover half, includes support frame (1), crossbearer (101), support frame (1) top fixed mounting has crossbearer (101), its characterized in that: a supporting plate (103) is fixedly arranged in the middle of the supporting frame (1), an air cylinder (102) is arranged on one side above the supporting frame (1), and a fixed die (2) and a movable die (201) are arranged between the supporting frame (1) and the transverse frame (101);

sealing mechanisms with good sealing effect are arranged between the fixed die (2) and the movable die (201), and connecting mechanisms which are convenient for installing and detaching the dies are arranged on the backs of the fixed die (2) and the movable die (201).

2. The movable die and the fixed die with good sealing effect as claimed in claim 1, wherein: the inside of cover half (2) and movable mould (201) evenly is the cavity setting, and cover half (2) and movable mould (201) top all are provided with the water filling port, and cover half (2) and movable mould (201) below all are provided with the delivery port.

3. The movable die and the fixed die with good sealing effect as claimed in claim 1, wherein: sealing mechanism includes magnetic seal protruding circle (2011) and magnetic seal concave circle (2012), cover half (2) are close to die orifice department and encircle the embedding and be provided with magnetic seal concave circle (2012), movable mould (201) correspond department with magnetic seal concave circle (2012) and are provided with magnetic seal protruding circle (2011) that agree with magnetic seal concave circle (2012).

4. The movable die and the fixed die with good sealing effect as claimed in claim 1, wherein: the connecting mechanism comprises a fixed plate (1021), a connecting rod (1022), a buckle (203) and an elastic sheet (2031);

the fixed die is characterized in that buckles (203) are symmetrically and fixedly installed on the backs of the fixed die (2) and the movable die (201), elastic pieces (2031) are elastically connected to the two sides of each buckle (203), a fixing plate (1021) is fixedly installed on one side of each end of each cylinder (102) and one side of each supporting plate (103), clamping grooves matched with the buckles (203) are embedded in one side of each fixing plate (1021), grooves matched with the elastic pieces (2031) are formed in the grooves, connecting rods (1022) are elastically connected to the two sides of each fixing plate (1021) through the corresponding through grooves, and the ends of the connecting rods (1022) extend to the grooves.

5. The movable die and the fixed die with good sealing effect as claimed in claim 1, wherein: and a hot-melt extruder (202) is arranged above the support frame (1), and the outlet of the hot-melt extruder (202) extends to the injection port of the fixed die (2).

6. The movable die and the fixed die with good sealing effect as claimed in claim 5, wherein: the hot melt extruder (202) exit outside nested fixed mounting has connecting plate (2021), connecting plate (2021) and cover half (2) correspond one side symmetry fixed mounting and have fixture block (2022), fixture block (2022) one side elastic connection has bullet piece (2023), and cover half (2) back annotates the material mouth department embedding and is provided with the recess that agrees with fixture block (2022), and the inside cavity that is provided with of recess agrees with bullet piece (2023).

7. The movable die and the fixed die with good sealing effect as claimed in claim 1, wherein: the back material injection port of the fixed die (2) is elastically connected with a touch rod (204) through a through groove, and the tail end of the touch rod (204) extends into the cavity.

8. The movable die and the fixed die with good sealing effect as claimed in claim 1, wherein: the water tank (3) is fixedly mounted above the transverse frame (101), a water pump (301) is connected to the outlet of the water tank (3), a connecting pipeline at the outlet of the water pump (301) is connected with a fixed die (2) and a water injection port above the movable die (201) through a quick connector, the pipeline connected with the movable die (201) is in telescopic arrangement, a water chiller (302) is fixedly mounted above the support frame (1), a water pipe is connected with the water outlet of the fixed die (2) and the water outlet of the movable die (201) through the quick connector, the pipeline connected with the water outlet of the movable die (201) is in telescopic arrangement, the tail end of the water pipe is connected with an inlet of the water chiller (302), and the outlet of the water chiller (302) is connected with the pipeline of the water tank (3).