Assembled injection molding device for plastic outer frame of air filter

Abstract

The utility model discloses an assembly type injection molding device for a plastic outer frame of an air filter, which comprises a movable mold, a containing hole is formed in the movable mold, a mold core is mounted in the containing hole, a filling cavity for filling injection molding materials is formed in the middle of the mold core, and the mold core is taken down as required, so that the injection molding materials can be filled in the filling cavity. After the mold core needing to be replaced is installed in the containing hole, in the injection molding process, the filling cavity of the mold core is filled with injection detection plastic, air filter plastic outer frames of different sizes can be produced, the air filter plastic outer frames of different sizes can be produced without replacing the whole injection mold, operation is convenient, and the production efficiency is improved. In the process of replacing the mold core, the mold core to be replaced is inserted into the storage hole by sliding the positioning insertion block out of the positioning insertion hole, and then the positioning insertion block is inserted into the positioning insertion hole, so that the mold core is fixed, the mold core does not need to be fixed by using a bolt, and the mold core is convenient to replace.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding mold technical field, concretely is a kind of air filter plastic outer frame is used assembly type injection molding device. BACKGROUND

[0002] Air filter refers to air filter device, filter core for filtering air is installed in the inside of air filter, the outer frame of air filter is plastic, and it is produced by injection molding mold.

[0003] When the air filter outer frame of different sizes is produced, different types of forming mold need to be replaced, and the replacement process of the whole mold is relatively cumbersome, which reduces the production efficiency. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of air filter plastic outer frame is used assembly type injection molding device to solve the problem raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of air filter plastic outer frame is used assembly type injection molding device, including movable die, the inside of the movable die is provided with receiving hole, the inside of the receiving hole is installed with mold core, the middle part of the mold core is provided with filling cavity for injection plastic filling, the both sides of the mold core are provided with positioning jack hole symmetrically, the both sides of the movable die are slidably installed with positioning plug, and positioning plug and positioning jack hole are slidably inserted.

[0006] As a further preferred of the technical solution, one side of the mold core is fixedly installed with positioning column symmetrically, the inside of the movable die is provided with positioning hole corresponding the position of positioning column, and the positioning hole is slidably connected with the positioning column.

[0007] As a further preferred of the technical solution, the length of the positioning column is greater than the height of the receiving hole.

[0008] As a further preferred of the technical solution, the both sides of the movable die are fixedly installed with first limiting rod symmetrically in the inside, the positioning plug is slidably installed between two first limiting rods, the outside of the first limiting rod is provided with first extrusion spring, one end of the first extrusion spring is fixedly connected with one end of positioning plug, the other end of the first extrusion spring is fixedly connected with movable die, the end of positioning plug away from first extrusion spring is provided with extrusion inclined plane, and extrusion inclined plane is extruded with mold core.

[0009] As a further preferred of the technical solution, the end of the positioning plug away from first extrusion spring is provided with chamfer.

[0010] As a further preferred of the technical scheme, one side of the positioning plug is provided with a triangular groove, the inside of the movable mold is symmetrically and fixedly provided with a second limiting rod corresponding to the position of the triangular groove, a trapezoidal block is slidably arranged between the two second limiting rods, a second extrusion spring is arranged outside the second limiting rod, one end of the second extrusion spring is fixedly connected with one end of the trapezoidal block, and the other end of the second extrusion spring is fixedly connected with the movable mold, and the end of the trapezoidal block away from the second extrusion spring is extrudedly contacted with the triangular groove.

[0011] The utility model provides a kind of air filter plastic outer frame is with assembled injection molding device, with following beneficial effects:

[0012] (1) the utility model discloses a mold core is removed, and the mold core to be replaced is installed in the inside of storage hole, in the injection molding process, the injection molding plastics is filled in the filling cavity of mold core, and the air filter plastic outer frame of different sizes can be produced, without replacing the whole injection mold, the air filter plastic outer frame of different sizes can be produced, convenient operation.

[0013] (2) the utility model discloses that trapezoidal block is slid along two second limiting rods by pushing, and the triangular groove is extruded by trapezoidal block, positioning plug is slid along two first limiting rods by positioning plug, positioning plug is slid out of the inside of positioning plug hole, and the mold core can be taken out from the inside of storage hole, and the mold core to be replaced is inserted into the inside of storage hole, the extrusion slope of positioning plug is extruded by one side of mold core, positioning plug is slid along two first limiting rods by positioning plug, first extrusion spring is in compression state at this time, positioning plug is slid reversely along two first limiting rods by the pushing of first extrusion spring to positioning plug when the mold core is completely stored in the inside of storage hole, positioning plug is inserted into the inside of positioning plug hole by positioning plug, for the fixation of mold core, without using bolt to fix mold core, the replacement of mold core is facilitated. ACCURATE DRAWINGS

[0014] Figure 1 It is the overall structure schematic diagram of the utility model;

[0015] Figure 2 It is the overall explosion structure schematic diagram of the utility model;

[0016] Figure 3 It is the local section view explosion structure schematic diagram of the utility model;

[0017] Figure 4 It is Figure 3 It is the enlarged view of A in the middle;

[0018] In the figure: 1. movable mold; 2. storage hole; 3. mold core; 4. filling cavity; 5. positioning socket; 6. positioning plug; 7. positioning column; 8. positioning hole; 9. first limiting rod; 10. first extrusion spring; 11. extrusion slope; 12. chamfer; 13. triangular groove; 14. second limiting rod; 15. trapezoidal block; 16. second extrusion spring. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0020] The utility model provides a technical solution: Figures 1 to 4 As shown, in this embodiment, an assembled injection molding device for an air filter plastic outer frame includes a movable mold 1, a receiving hole 2 is provided inside the movable mold 1, a mold core 3 is installed inside the receiving hole 2, a filling cavity 4 for filling with injection plastic is provided in the middle of the mold core 3, positioning holes 5 are symmetrically provided on both sides of the mold core 3, positioning blocks 6 are slidingly installed inside both sides of the movable mold 1, and the positioning blocks 6 are slidably plugged into the positioning holes 5. When air filter plastic outer frames of different sizes need to be produced, the mold core 3 needs to be removed, and then the mold core 3 to be replaced is installed inside the receiving hole 2. During the injection molding process, air filter plastic outer frames of different sizes can be produced. When the mold core 3 to be replaced is installed inside the receiving hole 2, the positioning block 6 is inserted into the positioning hole 5, and there is no need to use bolts to fix the mold core 3, which facilitates the installation and fixation of the mold core 3.

[0021] like Figures 1 to 4 As shown, a positioning column 7 is symmetrically fixedly installed on one side of the mold core 3, and a positioning hole 8 is opened inside the movable mold 1 at a position corresponding to the positioning column 7, and the positioning hole 8 is slidably connected to the positioning column 7.

[0022] When the mold core 3 is installed inside the receiving hole 2 , the installation position of the mold core 3 can be positioned by the cooperation between the positioning holes 8 and the positioning columns 7 , so as to ensure that the mold core 3 is accurately installed.

[0023] like Figures 1 to 4 As shown, the length of the positioning column 7 is greater than the height of the receiving hole 2.

[0024] Before the mold core 3 is installed inside the receiving hole 2 , the positioning post 7 can be inserted into the positioning hole 8 , so as to facilitate accurate installation of the mold core 3 inside the receiving hole 2 .

[0025] like Figures 1 to 4As shown, the two sides of the movable mold 1 are internally fixedly installed with first limiting rods 9, the positioning insert block 6 is slidingly installed between the two first limiting rods 9, the outer side of the first limiting rod 9 is sleeved with a first extrusion spring 10, one end of the first extrusion spring 10 is fixedly connected with one end of the positioning insert block 6, the other end of the first extrusion spring 10 is fixedly connected with the movable mold 1, and the end, away from the first extrusion spring 10, of the positioning insert block 6 is provided with an extrusion inclined surface 11, and the extrusion inclined surface 11 is in extrusion contact with the mold core 3.

[0026] The mold core 3 to be replaced is inserted into the inside of the accommodation hole 2, the extrusion inclined surface 11 of the positioning insert block 6 is extruded by one side of the mold core 3, the positioning insert block 6 is driven to slide along the two first limiting rods 9, at this time, the first extrusion spring 10 is in a compressed state, when the mold core 3 is completely accommodated into the inside of the accommodation hole 2, the positioning insert block 6 is driven to slide reversely along the two first limiting rods 9 by the pushing of the first extrusion spring 10 to the positioning insert block 6, and the positioning insert block 6 is inserted into the inside of the positioning insert hole 5.

[0027] As shown in the figure, Figures 1 to 4 The end, away from the first extrusion spring 10, of the positioning insert block 6 is provided with a chamfer 12.

[0028] The accuracy of the positioning insert block 6 inserted into the inside of the positioning insert hole 5 can be improved.

[0029] As shown in the figure, Figures 1 to 4 The side of the positioning insert block 6 is provided with a triangular groove 13, the inside of the movable mold 1 is fixedly installed with second limiting rods 14 in positions corresponding to the triangular groove 13 in a symmetrical manner, a trapezoidal block 15 is slidingly installed between the two second limiting rods 14, the outer side of the second limiting rod 14 is sleeved with a second extrusion spring 16, one end of the second extrusion spring 16 is fixedly connected with one end of the trapezoidal block 15, the other end of the second extrusion spring 16 is fixedly connected with the movable mold 1, and the end, away from the second extrusion spring 16, of the trapezoidal block 15 is in extrusion contact with the triangular groove 13.

[0030] The trapezoidal block 15 is driven to slide along the two second limiting rods 14, the triangular groove 13 is extruded by the trapezoidal block 15, the positioning insert block 6 is driven to slide along the two first limiting rods 9, and the positioning insert block 6 is driven to slide out of the inside of the positioning insert hole 5, so that the positioning of the positioning insert block 6 to the mold core 3 is cancelled

[0031] The utility model provides a kind of air filter plastic outer frame with assembly type injection molding device, specific working principle is as follows:

[0032] When the device is in use, when the plastic outer frame of the air filter of different sizes needs to be produced, the mold core 3 is taken out, the trapezoidal block 15 is pushed to slide along the two second limiting rods 14, the trapezoidal block 15 is extruded to the triangular groove 13, the positioning plug 6 is driven to slide along the two first limiting rods 9, the positioning plug 6 is driven to slide out of the inside of the positioning hole 5, the mold core 3 can be taken out from the inside of the storage hole 2, then the mold core 3 to be replaced is inserted into the inside of the storage hole 2, the positioning plug 6 is extruded to the extrusion slope 11 on one side of the mold core 3, the positioning plug 6 is driven to slide along the two first limiting rods 9, at this time, the first extrusion spring 10 is in a compressed state, when the mold core 3 is completely stored in the inside of the storage hole 2, the positioning plug 6 is driven to slide reversely along the two first limiting rods 9 by the first extrusion spring 10, the positioning plug 6 is inserted into the inside of the positioning hole 5, and the mold core 3 is fixed.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An assembly injection molding device for a plastic outer frame of an air cleaner, characterized by: The utility model provides a mould core is provided with the filling cavity of the middle part, and the filling cavity is filled with the injection material, and the positioning plug -in block is installed in the two sides of the dynamic mould, and the positioning plug -in block is inserted into the positioning insertion hole of the mould core, and the positioning plug -in block is pressed to the mould core through the first extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second extrusion spring, and the positioning plug -in block is pressed to the mould core through the second 2. An assembly injection molding device for a plastic outer frame of an air cleaner according to claim 1, characterized in that: ​ 3. An assembly injection molding device for a plastic outer frame of an air cleaner according to claim 2, characterized in that: ​ 4. An assembly injection molding device for a plastic outer frame of an air cleaner according to claim 2, characterized in that: ​ 5. An assembly injection molding device for a plastic outer frame of an air cleaner according to claim 4, characterized in that: ​ 6. An assembly injection molding device for a plastic outer frame of an air cleaner according to claim 5, characterized in that: ​

Images