CN211807439U

CN211807439U - Double-color injection molding machine for processing waterproof shell

Info

Publication number: CN211807439U
Application number: CN201922328501.3U
Authority: CN
Inventors: 熊伟
Original assignee: Shenzhen Days Xingheng Plastic Electronic Technology Co ltd
Current assignee: Shenzhen Days Xingheng Plastic Electronic Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-10-30
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a double-colored injection molding machine is used in waterproof shell processing, which comprises a bod, the discharge gate of organism is connected with the pipe of moulding plastics through the connecting pipe, the end connection who moulds plastics the pipe has the head of moulding plastics, the one end that the organism was kept away from to the connecting pipe communicates in with moulding plastics, it slides in the head and the push pedal to mould plastics, the last lateral wall of push pedal is fixed with the arc through the connecting rod, mould plastics the intraductal fixed of inlaying and be equipped with the motor, the end fixing of motor has the pivot, the end fixing of pivot has the cam that is located the arc upside, mould plastics the pipe and mould plastics and be equipped with. The utility model discloses a rotation of cam drives the push pedal and reciprocates down and extrude plastics to drive U template reciprocating motion through the rotation of incomplete gear, make the plastics that the scraper blade will extrude strike off, avoided the plastics to block up the head of moulding plastics.

Description

Double-color injection molding machine for processing waterproof shell

Technical Field

The utility model relates to a double-colored injection molding machine technical field especially relates to a double-colored injection molding machine is used in waterproof shell processing.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. The double-color injection is a technological method for preparing finished products with different colors or different surface hardnesses from two different colors or different types of plastics through an injection molding process.

However, when the injection molding machine stops injecting, the plastic in the injection molding head is solidified in the injection molding head due to the reduction of the temperature, and the injection molding head is blocked early.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art and providing a two-color injection molding machine is used in waterproof shell processing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a double-colored injection molding machine is used in waterproof shell processing, includes the organism, the discharge gate of organism is connected with the pipe of moulding plastics through the connecting pipe, the end connection who moulds plastics the pipe has the head of moulding plastics, the one end of organism is kept away from to the connecting pipe and the overhead intercommunication of moulding plastics, it slides and the push pedal in the head to mould plastics, the last lateral wall of push pedal is fixed with the arc through the connecting rod, the intraductal fixed of moulding plastics inlays and is equipped with the motor, the end fixing of motor has the pivot, the end fixing of pivot has the cam that is located the arc upside, mould plastics and be equipped with scraping device.

Preferably, the scraping device comprises an incomplete gear fixed at the end part of the rotating shaft and located on the injection molding pipe, a U-shaped plate with the end part located on the upper side of the incomplete gear is arranged on the outer side of the injection molding pipe, sawteeth meshed with the U-shaped plate are arranged on one side, close to the incomplete gear, of the U-shaped plate, and a scraping plate is fixed at the end part of the U-shaped plate.

Preferably, the scraper blade is trapezoidal setting, the last tangent line of scraper blade and the lower surface of moulding plastics the head are located same water flat line.

Preferably, the outer wall of the injection molding pipe is fixed with two guide rods, and the U-shaped plate is sleeved on the outer walls of the two guide rods.

Preferably, two telescopic springs with two ends fixed on the outer wall of the injection molding pipe and the inner wall of the U-shaped plate are sleeved on the outer wall of the guide rod.

Preferably, a heating plate located outside the injection head is arranged in the injection molding pipe.

Compared with the prior art, this double-colored injection molding machine is used in waterproof shell processing's advantage lies in:

1. the starting motor drives the cam to rotate, when the longer end of the cam rotates to the lower side, the extrusion arc plate, the connecting rod and the push plate move downwards, and the push plate extrudes residual plastic in the injection molding head, so that the plastic is prevented from solidifying and blocking the injection molding head;

2. the reciprocating movement of the U-shaped plate is realized through the intermittent meshing of the incomplete gear and the U-shaped plate, the scraper is driven to reciprocate, and extruded plastics are scraped;

to sum up, the utility model discloses a rotation of cam drives the push pedal and reciprocates down and extrude plastics to drive U template reciprocating motion through the rotation of incomplete gear, make the plastics that the scraper blade will extrude strike off, avoided the plastics to block up the head of moulding plastics.

Drawings

FIG. 1 is a schematic structural view of a two-color injection molding machine for processing a waterproof case, according to the present invention;

fig. 2 is a side view of the junction of the rotating shaft, the cam and the incomplete gear in the double-color injection molding machine for processing the waterproof shell.

In the figure: the injection molding machine comprises a machine body 1, an injection molding pipe 2, a connecting pipe 3, an injection molding head 4, a push plate 5, a connecting rod 6, an arc plate 7, a cam 8, a guide rod 9, a U-shaped plate 10, an expansion spring 11, an incomplete gear 12, a scraper 13, a heating plate 14 and a rotating shaft 15.

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.

Referring to fig. 1-2, a two-color injection molding machine for processing a waterproof shell comprises a machine body 1, a discharge port of the machine body 1 is connected with an injection molding pipe 2 through a connecting pipe 3, the end part of the injection molding pipe 2 is connected with an injection molding head 4, a heating plate 14 positioned outside the injection molding head 4 is arranged in the injection molding pipe 2, the heating plate 14 is connected with an external power supply, when injection molding is stopped, the heating plate 14 carries out heating work on the periphery of the injection molding head 4 to avoid plastic solidification, one end of the connecting pipe 3 far away from the machine body 1 is communicated with the injection molding head 4, a push plate 5 slides in the injection molding head 4, an arc-shaped plate 7 is fixed on the upper side wall of the push plate 5 through a connecting rod 6, a motor is fixedly embedded in the injection molding pipe 2, a rotating shaft 15 is fixed on the end part of the motor, a cam 8 positioned on the upper, extrusion arc 7, connecting rod 6 and push pedal 5 move down, and push pedal 5 extrudes the head 4 interior remaining plastics of moulding plastics, avoids plastics to solidify and blocks up the head 4 of moulding plastics.

A scraping device is arranged between an injection molding pipe 2 and an injection molding head 4, the scraping device comprises an incomplete gear 12, the end part of which is fixed on a rotating shaft 15 is positioned on the injection molding pipe 2, the outer side of the injection molding pipe 2 is provided with a U-shaped plate 10, the end part of which is positioned on the upper side of the incomplete gear 12, the outer wall of the injection molding pipe 2 is fixed with two guide rods 9, the U-shaped plate 10 is sleeved on the outer walls of the two guide rods 9, one side of the U-shaped plate 10, which is close to the incomplete gear 12, is provided with sawteeth meshed with the incomplete gear, the outer walls of the two guide rods 9 are sleeved with extension springs 11, the two ends of which are fixed on the outer wall of the injection molding pipe 2 and the inner wall of the U-shaped plate 10, the U-shaped plate 10 is sleeved on the outer wall of the guide rods 9 to slide, the end part of the U-shaped, guarantee the clean of scraping off, when cam 8 rotated, drive incomplete gear 12 through pivot 15 and rotate, drive U template 10 through incomplete gear 12 and the meshing of U template 10 and remove toward injection molding pipe 2, scraper blade 13 strikes off the plastics of extruding, when incomplete gear 12 transferred to not mesh with U template 10, under the reverse elasticity of expanding spring 11, U template 10 and scraper blade 13 moved back.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

after the completion of moulding plastics, the hot plate 14 is connected with external power source and is moulded plastics the heating work of head 4, starter motor drives cam 8 and incomplete gear 12 and rotates, when the longer end of cam 8 is changeed to 7 contacts with the arc, extrusion arc 7 and connecting rod 6 move down, the plastics that the push pedal 5 will be moulded plastics in the head 4 are extruded, incomplete gear 12 drives U template 10 with the meshing of U template 10 and moves in, extrusion expanding spring 11, the tip of U template 10 and the lower surface of the head 4 that moulds plastics move the contact, the plastics that will extrude strike off, avoid plastics to block up the head 4 of moulding plastics.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a processing of waterproof shell is with double-colored injection molding machine, includes organism (1), its characterized in that, the discharge gate of organism (1) is connected with through connecting pipe (3) and moulds plastics pipe (2), the end connection who moulds plastics pipe (2) has first (4) of moulding plastics, the one end of organism (1) is kept away from in connecting pipe (3) and mould plastics first (4) intercommunication, it slides in first (4) to mould plastics and push pedal (5), the last lateral wall of push pedal (5) is fixed with arc (7) through connecting rod (6), it is equipped with the motor to mould plastics pipe (2) internal fixation, the end fixing of motor has pivot (15), the end fixing of pivot (15) has cam (8) that are located arc (7) upside, mould plastics pipe (2) and mould plastics and be equipped with the device of striking off between first (4).

2. The double-color injection molding machine for processing the waterproof shell is characterized in that the scraping device comprises an incomplete gear (12) which is fixed at the end part of a rotating shaft (15) and is positioned on the injection molding pipe (2), a U-shaped plate (10) with the end part positioned on the upper side of the incomplete gear (12) is arranged on the outer side of the injection molding pipe (2), saw teeth meshed with the U-shaped plate (10) are arranged on one side of the U-shaped plate (10) close to the incomplete gear (12), and a scraper (13) is fixed at the end part of the U-shaped plate (10).

3. The double-color injection molding machine for processing the waterproof shell according to claim 2, wherein the scraper (13) is trapezoidal, and an upper tangent line of the scraper (13) and the lower surface of the injection head (4) are positioned on the same horizontal line.

4. The double-color injection molding machine for processing the waterproof shell according to claim 2, wherein two guide rods (9) are fixed on the outer wall of the injection molding pipe (2), and the U-shaped plate (10) is sleeved on the outer walls of the two guide rods (9).

5. The double-color injection molding machine for processing the waterproof shell according to claim 4, wherein the outer walls of the two guide rods (9) are sleeved with expansion springs (11) with two ends fixed on the outer wall of the injection molding pipe (2) and the inner wall of the U-shaped plate (10).

6. The machine according to claim 1, wherein a heating plate (14) is arranged in the injection pipe (2) and is positioned outside the injection head (4).