CN217968234U

CN217968234U - Injection molding machine is used in production of CD box

Info

Publication number: CN217968234U
Application number: CN202222098699.2U
Authority: CN
Inventors: 姜莱
Original assignee: Liaoyuan Jiuzhou Magnetic Recording Co ltd
Current assignee: Liaoyuan Jiuzhou Magnetic Recording Co ltd
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2022-12-06
Anticipated expiration: 2032-08-10

Abstract

The utility model relates to a relevant technical field of injection molding machine specifically is an injection molding machine is used in production of CD-ROM cartridge, including heating fill and feed cylinder, be provided with the screw feed subassembly in the feed cylinder and improve the effect of deriving and derive the speed to plastics, the screw feed subassembly sets up the clamp plate and pushes away plastics from the feed cylinder to the discharging tube in, later through driving piece, axis of rotation and helical blade cooperation come plastics to push away to injection molding nozzle department from the discharging tube in, the interior plastics spiral of discharging tube flows arranges to injection molding nozzle department, guide efficiency is higher, the guide effect is better, whole injection molding machine simple structure and convenient operation, the aggregate erection flexibility is high, each part is convenient for maintain the change, the practicality is stronger.

Description

Injection molding machine is used in production of CD box

Technical Field

The utility model relates to an injection molding machine correlation technique field specifically is an injection molding machine is used in compact disc box production.

Background

The optical disc box is a common carrier for storing optical discs, most of the existing optical disc boxes are made of plastic, most of the optical disc boxes made of plastic are manufactured through an injection molding machine, the working principle of the optical disc box is that plastic raw materials enter a charging barrel after being heated by a hopper of the injection molding machine, molten plastic enters a closed mold cavity through an injection nozzle of the injection molding machine under the pushing of a screw rod or a plunger of the injection molding machine, and the optical disc box is formed after cooling and demolding.

When the existing injection molding machine for producing the compact disc box is used, most of plastics are guided out only through one driving mode, the plastic guiding-out speed from an injection molding nozzle is slow, and the use efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection molding machine is used in production of CD-ROM box to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an injection molding machine is used in production of compact disc box, includes heating fill and feed cylinder, the installation of heating fill bottom is provided with first valve, the feed cylinder lateral part is provided with the second valve, first valve with the second valve passes through the passage and links to each other, the connection of feed cylinder bottom is provided with the discharging pipe, the connection of discharging pipe bottom is provided with the nozzle of moulding plastics, be provided with the screw feed subassembly in the feed cylinder, the screw feed subassembly can be with in the leading-in nozzle of moulding plastics of the interior leading-in discharge pipe of plastics of feed cylinder in.

As a further aspect of the present invention: the spiral feeding assembly comprises a telescopic piece arranged at the top of the charging barrel, a protective box connected with the end part of the telescopic piece, a pressing plate arranged at the bottom of the protective box, a driving piece arranged in the protective box and a rotating shaft connected with the output end of the driving piece, wherein a spiral blade is arranged on the rotating shaft, and the size of the spiral blade is matched with that of the charging barrel.

As the utility model discloses further scheme again: the detachable installation of feed cylinder top is provided with the top cap, be provided with the installation cover on the top cap, the extensible member is installed on the installation cover, the top cap is installed through first bolt the feed cylinder top.

As the utility model discloses further scheme again: the middle part of the pressure plate is provided with a connecting sleeve, the shape and the size of the connecting sleeve are matched with those of the protective box, the connecting sleeve is provided with a mounting hole, and the connecting sleeve is connected with the outer wall of the protective box through a third bolt.

As a further aspect of the present invention: and a heat-resistant layer is arranged on the outer wall of one end, close to the discharge pipe, of the pressing plate.

As a further aspect of the present invention: the discharging pipe is detachably arranged at the bottom of the charging barrel, and the end part of the discharging pipe is connected with the bottom of the charging barrel through a second bolt.

Compared with the prior art, the beneficial effects of the utility model are that: this injection molding machine improves the derivation effect and the derivation speed to plastics through setting up the spiral feed subassembly, and the spiral feed subassembly sets up the clamp plate and pushes away plastics from the feed cylinder to the discharging tube in, and the back is through driving piece, axis of rotation and helical blade cooperation will push away plastics from the discharging tube to the nozzle department of moulding plastics, and the plastics spiral flow is arranged to the nozzle department of moulding plastics in the discharging tube, and guide efficiency is higher, and the guide effect is better.

Drawings

Fig. 1 is a schematic diagram of the overall external structure of the embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of the cartridge according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a pressing plate in an embodiment of the present invention.

Wherein: the device comprises a heating hopper-1, a first valve-2, a material guide pipe-3, a second valve-4, a material barrel-5, a control box-6, a top cover-7, a material discharge pipe-8, an injection molding nozzle-9, a mounting sleeve-10, a telescopic piece-11, a protection box-12, a pressure plate-13, a heat-resistant layer-14, a driving piece-15, a rotating shaft-16, a spiral blade-17, a first bolt-18, a connecting sleeve-19, a second bolt-20, a third bolt-21 and a mounting hole-22.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

Referring to fig. 1 and 2, an injection molding machine for producing an optical disc cartridge comprises a heating hopper 1 and a charging barrel 5, wherein a first valve 2 is installed at the bottom of the heating hopper 1, a second valve 4 is arranged at the side of the charging barrel 5, the first valve 2 is connected with the second valve 4 through a material guide pipe 3, a material discharge pipe 8 is connected to the bottom of the charging barrel 5, an injection molding nozzle 9 is connected to the bottom of the material discharge pipe 8, a spiral feeding assembly is arranged in the charging barrel 5, the spiral feeding assembly can guide plastic in the material discharge pipe 8 into the injection molding nozzle 9 while guiding plastic in the material discharge pipe 8 into the injection molding nozzle 9, a control box 6 is arranged on the outer wall of the charging barrel 5, the first valve 2, the second valve 4 and the spiral feeding assembly are all connected with the control box 6 in a matched manner, and the operation of the first valve 2, the second valve 4 and the spiral feeding assembly can be controlled through the control box 6.

Referring to fig. 1 and 2, the screw feeding assembly includes an expansion member 11 disposed at the top of the charging barrel 5, a protection box 12 connected to an end of the expansion member 11, a pressing plate 13 mounted at the bottom of the protection box 12, a driving member 15 disposed in the protection box 12, and a rotating shaft 16 connected to an output end of the driving member 15, wherein a screw blade 17 is disposed on the rotating shaft 16, a size of the screw blade 17 is adapted to a size of the charging barrel 5, in this embodiment, a top cover 7 is detachably mounted at the top of the charging barrel 5, a mounting sleeve 10 is disposed on the top cover 7, the expansion member 11 is mounted on the mounting sleeve 10, and the top cover 7 is mounted at the top of the charging barrel 5 through a first bolt 18.

Example two

Referring to fig. 2 and 3, on the basis of the first embodiment, a connecting sleeve 19 is arranged in the middle of the pressure plate 13, the shape and size of the connecting sleeve 19 are matched with those of the protective box 12, a mounting hole 22 is formed in the connecting sleeve 19, the connecting sleeve 19 is connected with the outer wall of the protective box 12 through a third bolt 21, and in the first embodiment, a heat-resistant layer 14 is arranged on the outer wall of one end, close to the discharge pipe 8, of the pressure plate 13.

Referring to fig. 2, the discharging pipe 8 is detachably mounted at the bottom of the charging barrel 5, and the end of the discharging pipe 8 is connected to the bottom of the charging barrel 5 through a second bolt 20, so that the discharging pipe 8 can be conveniently repaired and replaced.

The working principle is as follows: this injection molding machine is when using, heat plastics through heating fill 1, open first valve 2 and second valve 4 and make plastics flow in feed cylinder 5, later close second valve 4, start extension piece 11 and drive clamp plate 13 and move down and push plastics in discharging pipe 8, drive axis of rotation 16 through driving piece 15 simultaneously and rotate, and then drive helical blade 17 and rotate and come the leading-in nozzle 9 that moulds plastics in discharging pipe 8, back plastics spout to the CD-ROM case processing from the nozzle 9 that moulds plastics in and use the mould, later can realize the injection moulding work of CD-ROM case box.

Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The injection molding machine for producing the compact disc box comprises a heating hopper and a charging barrel and is characterized in that a first valve is arranged at the bottom of the heating hopper, a second valve is arranged on the side portion of the charging barrel, the first valve is connected with the second valve through a material guide pipe, a discharging pipe is connected to the bottom of the charging barrel, an injection molding nozzle is connected to the bottom of the discharging pipe, a spiral feeding assembly is arranged in the charging barrel, and the spiral feeding assembly can guide plastics in the charging barrel into the injection molding nozzle while guiding the plastics in the discharging pipe into the discharging pipe.

2. An injection molding machine for producing optical disc cartridges as claimed in claim 1, wherein said screw feeding assembly includes an extension member disposed at the top of said cartridge, a protection box connected to the end of the extension member, a pressing plate mounted at the bottom of the protection box, a driving member disposed in the protection box, and a rotating shaft connected to the output end of the driving member, and a screw blade is disposed on the rotating shaft and has a size adapted to the size of said cartridge.

3. An injection molding machine for producing optical disc cartridges as claimed in claim 2, wherein a top cover is detachably mounted on the top of said cartridge, a mounting sleeve is provided on said top cover, said telescopic member is mounted on said mounting sleeve, and said top cover is mounted on the top of said cartridge by a first bolt.

4. An injection molding machine for producing an optical disc cartridge as claimed in claim 3, wherein a connecting sleeve is provided in the middle of the pressing plate, the connecting sleeve is adapted to the protection box in shape and size, a mounting hole is provided in the connecting sleeve, and the connecting sleeve is connected to the outer wall of the protection box through a third bolt.

5. An injection molding machine for producing an optical disc cartridge as claimed in claim 4, wherein a heat resistant layer is provided on an outer wall of the pressing plate at an end thereof close to the discharge pipe.

6. An injection molding machine for producing an optical disc cartridge as claimed in claim 1, wherein said discharge pipe is detachably mounted on the bottom of said charging barrel, and an end of said discharge pipe is connected to the bottom of said charging barrel by a second bolt.