CN210061815U

CN210061815U - Mould is used in production of printer plastics lid

Info

Publication number: CN210061815U
Application number: CN201920611249.4U
Authority: CN
Inventors: 罗世方; 宫青昱
Original assignee: Shuochang (shanghai) Precision Plastic Products Co Ltd
Current assignee: Shuochang (shanghai) Precision Plastic Products Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-02-14
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a mould for producing a plastic cover of a printer, which comprises an upper mould, wherein an injection hole is arranged in the upper mould, a filtering component is arranged in the injection hole, the filtering component comprises a supporting frame, a filtering bracket, a filtering mesh bag, a limiting block and a lantern ring, the supporting frame is fixedly connected with the injection hole in a welding mode, the limiting block is arranged above the supporting frame, the filtering bracket is arranged on one side of the limiting block, which is far away from the supporting frame, the filtering bracket is fixedly connected with the limiting block in a welding mode, and the filtering mesh bag is arranged on the filtering bracket; the utility model discloses increase detachable filtering component in the downthehole injection molding of mould is used in original printer plastics lid production to inject the infusible thing that moulds plastics in the downthehole melting raw materials and get into the die cavity, influence the quality of the printer plastics lid of producing, impurity in the filtering component can be through dismantling filtering component and come clearance again.

Description

Mould is used in production of printer plastics lid

Technical Field

The utility model belongs to the technical field of plastic mold, concretely relates to mould is used in production of printer plastics lid.

Background

The plastic cover is generally made of polyolefin as a main raw material and is formed by processes such as injection molding, hot pressing and the like. The production process of the plastic cover of the printer needs to use a die, and the die is various dies 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 short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts.

The prior art has the following problems: 1. the injection hole of the mold for producing the printer plastic cover is not provided with a filtering device, and infusible substances in the molten raw materials injected into the injection hole can enter the cavity along with the injection hole, so that the quality of the produced printer plastic cover is influenced; 2. stirring blades of a stirring device in a cold water chamber for cooling a mold for producing a plastic cover of a printer are fixed on a stirring rod in a welding mode, so that the stirring device is inconvenient to detach and install and inconvenient to maintain, replace and operate the stirring blades.

Disclosure of Invention

To solve the problems set forth in the background art described above. The utility model provides a mould is used in production of printer plastics lid has the machining precision height, simple to operate's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a mold for producing a plastic cover of a printer comprises an upper mold, wherein an injection molding hole is formed in the upper mold, a filtering assembly is arranged in the injection molding hole and comprises a supporting frame, a filtering support, a filtering mesh bag, a limiting block and a sleeve ring, the supporting frame is fixedly connected with the injection molding hole in a welding mode, the limiting block is arranged above the supporting frame, the filtering support is arranged on one side, away from the supporting frame, of the limiting block, the filtering support is fixedly connected with the limiting block in a welding mode, the filtering mesh bag is arranged on the filtering support, the filtering mesh bag is fixedly connected with the filtering support through the sleeve ring, a cavity is formed in the lower portion of the upper mold, hollow cavities are formed in the upper side and the lower side of the cavity, a lower mold is arranged below the cavity, a cold water chamber is arranged on the right side of the lower mold, and a stirring assembly is, the stirring assembly comprises a stirring blade, a fastener, a bolt, a threaded hole and a stirring rod, the threaded hole is formed in the stirring rod, the stirring blades are arranged on two sides of the stirring rod, the fastener is arranged on one side, close to the stirring rod, of the stirring blade, the fastener is fixedly connected with the stirring blade in a welding mode, and the fastener is connected with the threaded hole through the bolt.

Preferably, the upper die is internally provided with an air hole communicated with the cavity.

Preferably, two circulating pumps are arranged in the cold water chamber and are respectively communicated with the hollow cavities in the upper die and the lower die through circulating pipes.

Preferably, a motor is arranged above the cold water chamber, and the stirring rod is fixedly connected with the output end of the motor through a shaft penetrating bolt.

Preferably, the support frame is fixedly connected with the limiting block through a high-strength bolt.

Preferably, the lower mould below is provided with the supporting leg, and the below of supporting leg is provided with waterproof pad.

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

1. the utility model discloses increase detachable filtering component in the downthehole injection molding of mould is used in original printer plastics lid production to inject the infusible thing that moulds plastics in the downthehole melting raw materials and get into the die cavity, influence the quality of the printer plastics lid of producing, impurity in the filtering component can be through dismantling filtering component and come clearance again.

2. The utility model discloses changing into the bolted connection of convenient dismantlement with original agitating unit through welded mode fixed connection, in the use, the stirring leaf takes place the harm and can conveniently dismantle, replaces the new stirring leaf of installation.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the stirring assembly of the present invention.

FIG. 3 is a schematic view of the structure of FIG. 1A of the present invention

In the figure: 1. an upper die; 2. a cavity; 3. a lower die; 4. a hollow cavity; 5. a stirring assembly; 51. stirring blades; 52. a fastener; 53. a bolt; 54. a threaded opening; 55. a stirring rod; 6. a cold water chamber; 7. a filter assembly; 71. a support frame; 72. a filtration rack; 73. filtering the mesh bag; 74. a limiting block; 75. a collar; 8. and (5) injection molding holes.

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. 1-3, the present invention provides the following technical solutions: a mold for producing a plastic cover of a printer comprises an upper mold 1, wherein an injection molding hole 8 is formed in the upper mold 1, a filtering component 7 is arranged in the injection molding hole 8, the filtering component 7 comprises a supporting frame 71, a filtering support 72, a filtering mesh bag 73, a limiting block 74 and a sleeve ring 75, the supporting frame 71 is fixedly connected with the injection molding hole 8 in a welding mode, the limiting block 74 is arranged above the supporting frame 71, the filtering support 72 is arranged on one side, away from the supporting frame 71, of the limiting block 74, the filtering support 72 is fixedly connected with the limiting block 74 in a welding mode, the filtering mesh bag 73 is arranged on the filtering support 72, the filtering mesh bag 73 is fixedly connected with the filtering support 72 through the sleeve ring 75, a mold cavity 2 is arranged below the upper mold 1, hollow cavities 4 are arranged on the upper side and the lower side of the mold cavity 2, a lower mold 3 is arranged below the mold cavity, the inside of cold water room 6 is provided with stirring subassembly 5, and stirring subassembly 5 is provided with screw thread mouth 54 and puddler 55 including stirring leaf 51, fastener 52, bolt 53, screw thread mouth 54, and the inside of puddler 55 is provided with screw thread mouth 54, and the both sides of puddler 55 are provided with stirring leaf 51, and one side that stirring leaf 51 is close to puddler 55 is provided with fastener 52, passes through welding mode fixed connection between fastener 52 and the stirring leaf 51, passes through bolt 53 between fastener 52 and the screw thread mouth 54 and is connected.

In order to dissipate heat in the device, the upper die 1 is internally provided with an air hole communicated with the die cavity 2.

In order to improve the forming speed of the plastic cover of the printer and the recycling of cold water, two circulating pumps are arranged in the cold water chamber 6 and are respectively communicated with the hollow cavity 4 in the upper die 1 and the lower die 3 through circulating pipes.

In order to rapidly and uniformly mix water in the cold water chamber 6 and accelerate the dissipation of heat in the cold water chamber 6, a motor is arranged above the cold water chamber 6, and the stirring rod 55 is fixedly connected with the output end of the motor through a shaft penetrating bolt.

In order to fix the filter support 72, the support frame 71 is fixedly connected with the limit block 74 through a high-strength bolt.

In order to prevent the lower die 3 from sliding in the operation process, supporting legs are arranged below the lower die 3, and waterproof pads are arranged below the supporting legs.

The utility model discloses a theory of operation and use flow: the filter mesh bag 73 is placed on the filter support 72, the filter mesh bag 73 and the filter support 72 are fixed through the lantern ring 75, the filter support 72 is placed on the support frame 71 welded on the injection molding hole 8, the limit block 74 welded on the filter support 72 is clamped on the support frame 71, the limit block 74 and the support frame 71 are fixed through the high-strength bolt, the circulating pump is started, cold water flows in the cold water chamber 6 and the hollow cavity 4 through the circulating pump and the circulating pipe, molten raw materials are injected into the injection molding hole 8, the molten raw materials enter the cavity 2 through the filter mesh bag 73, refractory matters are left in the filter mesh bag 73, the cold water in the hollow cavity 4 takes away heat in the upper die 1 and the lower die 3, the molding rate of the printer plastic cover in the cavity 2 is accelerated, the motor is started, the stirring rod 55 fixed at the output end of the motor is driven to rotate, and the fastener 52 fixed on the stirring rod 55, thereby driving the stirring blade 51 welded on the fastening piece 52 to rotate, and the stirring component 5 rapidly mixes the hot water flowing into the cold water chamber 6 through the circulating pipe, and accelerating the heat dissipation in the cold water chamber 6.

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 mould is used in production of printer plastics lid, includes mould (1), its characterized in that: the injection molding device is characterized in that an injection molding hole (8) is formed in the upper die (1), a filtering component (7) is arranged in the injection molding hole (8), the filtering component (7) comprises a supporting frame (71), a filtering support (72), a filtering mesh bag (73), a limiting block (74) and a sleeve ring (75), the supporting frame (71) is fixedly connected with the injection molding hole (8) in a welding mode, the limiting block (74) is arranged above the supporting frame (71), the filtering support (72) is arranged on one side, away from the supporting frame (71), of the limiting block (74), the filtering support (72) is fixedly connected with the limiting block (74) in a welding mode, the filtering mesh bag (73) is arranged on the filtering support (72), the filtering mesh bag (73) is fixedly connected with the filtering support (72) through the sleeve ring (75), and a cavity (2) is formed in the lower portion of the upper die (1), the improved water-cooling type water-cooling stirring device is characterized in that hollow cavities (4) are arranged on the upper side and the lower side of the cavity (2), a lower die (3) is arranged below the cavity (2), a cold water chamber (6) is arranged on the right side of the lower die (3), a stirring assembly (5) is arranged inside the cold water chamber (6), the stirring assembly (5) comprises stirring blades (51), fasteners (52), bolts (53), threaded openings (54) and stirring rods (55), threaded openings (54) are arranged inside the stirring rods (55), the stirring blades (51) are arranged on two sides of the stirring rods (55), the fasteners (52) are arranged on one sides, close to the stirring rods (55), of the stirring blades (51), the fasteners (52) are fixedly connected with the stirring blades (51) in a welding mode, and the fasteners (52) are connected with the threaded openings (54) through the bolts (53).

2. The mold for producing the plastic cover of the printer according to claim 1, wherein: and an air hole communicated with the cavity (2) is formed in the upper die (1).

3. The mold for producing the plastic cover of the printer according to claim 2, wherein: two circulating pumps are arranged in the cold water chamber (6) and are respectively communicated with the hollow cavity (4) in the upper die (1) and the lower die (3) through circulating pipes.

4. The mold for producing a plastic cover of a printer according to claim 3, wherein: a motor is arranged above the cold water chamber (6), and the stirring rod (55) is fixedly connected with the output end of the motor through a shaft penetrating bolt.

5. The mold for producing the plastic cover of the printer according to claim 4, wherein: the support frame (71) is fixedly connected with the limiting block (74) through a high-strength bolt.

6. The mold for producing a plastic cover of a printer according to claim 5, wherein: the lower die (3) is provided with supporting legs below, and waterproof pads are arranged below the supporting legs.