CN210617202U

CN210617202U - Injection molding nozzle for injection molding

Info

Publication number: CN210617202U
Application number: CN201921271837.4U
Authority: CN
Inventors: 李艺深
Original assignee: Individual
Current assignee: Dalian Nep Specialty Plastic And Elastomers Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-05-26
Anticipated expiration: 2029-08-07

Abstract

The utility model provides an injection molding is with nozzle of moulding plastics relates to the mechanical technical field of moulding plastics. This injection molding is with nozzle of moulding plastics, comprising a main body, the equal fixedly connected with seal receptacle of roof and interior diapire in the main part is equipped with between two seal receptacles and rotates a section of thick bamboo, the equal fixedly connected with pivot in a rotation section of thick bamboo both ends, the pivot of rotating the bobbin base portion runs through the top of a seal receptacle and the interior diapire of main part and extends to the outside of main part, first through-hole and second through-hole have been seted up to the surface of a rotation section of thick bamboo, the maximum diameter value of first through-hole is greater than the maximum diameter value of second through-hole, be equipped with a section of thick bamboo of moulding plastics between two seal receptacles, the nozzle has been seted. This injection molding is with nozzle of moulding plastics, through setting up a rotation section of thick bamboo, first through-hole and second through-hole, because of the maximum diameter of first through-hole and second through-hole is different, the rotatory rotation section of thick bamboo to speed when adjusting the raw materials and getting into the section of thick bamboo of moulding plastics has reduced the problem of the cost of moulding plastics.

Description

Injection molding nozzle for injection molding

Technical Field

The utility model relates to an injection molding machine technical field specifically is an injection molding nozzle for injection molding.

Background

The injection molding method has the advantages of high production speed, high efficiency, automation operation, various colors, shapes from simple to complex, sizes from large to small, precise product size, easy product replacement, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

Most of nozzles of the existing injection molding machines can only keep one speed for processing, and cannot meet the regulation of the plastic spraying speed, so that the injection speed cannot be controlled in the processing process, and the injection molding cost is increased because some production lines need to control the speed and can only change the corresponding nozzles.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an injection molding is with nozzle of moulding plastics can control and is convenient for adjust the spraying plastics speed, has solved because of changing corresponding nozzle, increases the problem of the cost of moulding plastics.

Technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an injection molding is with nozzle of moulding plastics, comprising a main body, the equal fixedly connected with seal receptacle of roof and interior diapire in the main part, be equipped with between two seal receptacles and rotate a section of thick bamboo, the equal fixedly connected with pivot in a rotation section of thick bamboo both ends, the pivot of rotating the bobbin base portion runs through the top of seal receptacle and the interior diapire of main part and extends to the outside of main part, first through-hole and second through-hole have been seted up to the surface of a rotation section of thick bamboo, the maximum diameter value of first through-hole is greater than the maximum diameter value of second through-hole, be equipped with a section of thick bamboo of moulding plastics between two seal receptacles, the nozzle has been seted up to a section of thick bamboo front end of moulding plastics, the inside end cap that is equipped with.

Further, form the heating chamber between the surface of a section of thick bamboo of moulding plastics and the main part inner wall, heating intracavity portion is equipped with electric heating wire, and heating intracavity wall is equipped with the heat preservation insulating layer, carries out the heating that lasts to the hot melt raw materials in the section of thick bamboo of moulding plastics, prevents that the raw materials congeals to block inside the section of thick bamboo of moulding plastics.

Further, the inside fixedly connected with baffle of drive case, the inside fixedly connected with electric putter of drive case, electric putter's output runs through a lateral wall and the fixed connection connecting rod of baffle, the outer fixed surface of connecting rod connects the limiting plate, and the one end and a end cap side fixed connection of baffle are kept away from to the connecting rod, are connected through the spring between baffle and the limiting plate, are convenient for control opening and the closed condition of nozzle.

Furthermore, a sealing bearing is embedded in the inner bottom wall of the main body, and an inner ring of the sealing bearing is fixedly connected with the outer surface of the rotating shaft, so that raw materials are prevented from leaking when the rotating shaft rotates.

Furthermore, the inside fixedly connected with filter screen of a section of thick bamboo of moulding plastics filters some particulate matter in the raw materials, prevents to block the shower nozzle.

Furthermore, a rotating handle is arranged at one end of the rotating shaft, and the cross section of the rotating handle is in a cross shape, so that the rotating shaft can be conveniently rotated.

1. This injection moulding is with nozzle of moulding plastics, a section of thick bamboo rotates through the setting, first through-hole and second through-hole, the maximum diameter because of first through-hole and second through-hole is different, thereby be convenient for adjust the speed when the raw materials gets into the section of thick bamboo of moulding plastics, through setting up the pivot, be convenient for rotate the rotation of a section of thick bamboo, through setting up the seal receptacle, prevent to rotate that the section of thick bamboo is static or raw materials when rotating leaks, influence ejection of compact speed, through setting up the nozzle, the raw materials discharge messenger raw materials shaping in the section of thick bamboo of moulding plastics of being convenient for moulds plastics, through setting up the end.

2. This injection moulding is with nozzle of moulding plastics, heating chamber and electric heating wire through setting up, carry out the heating that lasts to the hot melt raw materials in the section of thick bamboo of moulding plastics, prevent that the raw materials from solidifying to block inside the section of thick bamboo of moulding plastics, through setting up electric putter, connecting rod and end cap, be convenient for control opening and the off-state of nozzle, through setting up sealed bearing, prevent that the pivot from leaking the raw materials when rotating, through setting up the filter screen, filter some granular materials in the raw materials, prevent the shower nozzle that blocks, rotate the handle through setting up, be convenient for rotate the pivot.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the driving box of the present invention;

fig. 3 is a perspective view of the rotary drum of the present invention.

The injection molding machine comprises a main body 1, an injection molding barrel 2, a 201 filter screen, a 202 nozzle, a 3 sealing seat, a 4 rotating shaft, a 5 rotating barrel, a 501 first through hole, a 502 second through hole, a 6 supporting block, a 7 driving box, a 701 baffle, a 702 electric push rod, a 703 connecting rod, a 704 limiting plate, a 705 spring, a 706 plug, an 8 heating cavity, an 801 electric heating wire, an 802 heat preservation and insulation layer, a 9 feeding barrel and a 10 sealing bearing.

Detailed Description

As shown in FIGS. 1-3, an embodiment of the present invention provides an injection nozzle for injection molding, comprising a main body 1, wherein sealing seats 3 are fixedly connected to an inner top wall and an inner bottom wall of the main body 1, a rotary cylinder 5 is disposed between the two sealing seats 3, by disposing the sealing seats 3, the raw material leakage is prevented when the rotary cylinder 5 is stationary or rotating, which affects the discharging rate, rotating shafts 4 are fixedly connected to both ends of the rotary cylinder 5, a sealing bearing 10 is embedded in the inner bottom wall of the main body 1, an inner ring of the sealing bearing 10 is fixedly connected to an outer surface of the rotating shaft 4, which prevents the raw material leakage when the rotating shaft 4 rotates, the rotating shaft 4 at the bottom of the rotary cylinder penetrates through the top of the sealing seats 3 and the inner bottom wall of the main body 1 and extends to the outside of the main body 1, a rotary handle 401 is disposed at one end of the rotating shaft 4, the cross-shaped cross-section of the rotary handle 401 is, the outer surface of the rotating cylinder 5 is provided with a first through hole 501 and a second through hole 502, the maximum diameter value of the first through hole 501 is larger than that of the second through hole 502, the rotating cylinder 5, the first through hole 501 and the second through hole 502 are arranged, the maximum diameters of the first through hole 501 and the second through hole 502 are different, so that the speed of raw materials entering the injection cylinder 2 can be adjusted conveniently, the injection cylinder 2 is arranged between the two sealing seats 3, the inside of the injection cylinder 2 is fixedly connected with a filter screen 201, some granular substances in the raw materials are filtered, the spray head 202 is prevented from being blocked, the front end of the injection cylinder 2 is provided with a nozzle 202, the raw materials in the injection cylinder 2 can be discharged conveniently through the nozzle 202, so that the raw materials can be molded and injected, the inside of the nozzle 202 is provided with a plug 706, and the inner wall of the injection cylinder 2 is fixedly connected with a supporting,

one end fixedly connected with drive box 7 that supporting shoe 6 is close to each other, the inside fixedly connected with baffle 701 of drive box 7, the inside fixedly connected with electric putter 702 of drive box 7, electric putter 702's model is CDPXWL16 type, the output of electric putter 702 runs through a lateral wall and the fixed connection connecting rod 703 of baffle 701, the fixed surface of outer fixed connection limiting plate 704 of connecting rod 703, the one end and the end cap 706 a side fixed connection of baffle 701 are kept away from to connecting rod 703, be connected through spring 705 between baffle 701 and the limiting plate 704, be convenient for control nozzle 202 open and the closed condition, the inside one end of main part 1 is equipped with charging barrel 9.

Form heating chamber 8 between the surface of a section of thick bamboo 2 of moulding plastics and the 1 inner wall of main part, heating chamber 8 is inside to be equipped with electric heating wire 801, and electric heating wire 801's model is the CYD125 type, and heating chamber 8 inner wall is equipped with heat preservation insulating layer 802, carries out the heating that lasts to the hot melt raw materials in a section of thick bamboo 2 of moulding plastics, prevents that the raw materials from solidifying to block inside a section of thick bamboo 2 of moulding plastics.

When the injection molding machine is used, the electric heating wire 801 and the electric push rod 702 are connected with a municipal power supply, raw materials are introduced into the feeding cylinder 9, the raw materials enter through the first through hole 501 on the rotating cylinder 5, the interior of the injection molding cylinder 2 is accumulated in the interior of the injection molding cylinder 2, the electric heating wire 801 is started to heat the raw materials in the interior of the injection molding cylinder 2, the raw materials in the interior of the injection molding cylinder 2 are prevented from solidifying and blocking the injection molding cylinder 2, when the raw materials in the interior of the injection molding cylinder 2 are full, the electric push rod 702 in the driving box 7 is started, the output end of the electric push rod 702 pulls the connecting rod 703 backwards, the plug 706 at one end of the connecting rod 703 enters the interior of the injection molding cylinder 2, so that the nozzle 202 is opened, the raw materials are sprayed out for injection molding, the second through hole 502 is adjusted to face the feeding cylinder 9 by rotating the rotating shaft 4, the maximum diameter of the first through hole 501 is different from that the maximum, affecting the rate of the feedstock.

Claims

1. An injection nozzle for injection molding, comprising a main body (1), characterized in that: the inner top wall and the inner bottom wall of the main body (1) are fixedly connected with sealing seats (3), a rotating cylinder (5) is arranged between the two sealing seats (3), two ends of the rotating cylinder (5) are fixedly connected with rotating shafts (4), the rotating shaft (4) at the bottom of the rotating cylinder (5) penetrates through the top of the sealing seat (3) and the inner bottom wall of the main body (1) and extends to the outside of the main body (1), the outer surface of the rotating cylinder (5) is provided with a first through hole (501) and a second through hole (502), the maximum diameter value of the first through hole (501) is larger than that of the second through hole (502), an injection molding cylinder (2) is arranged between the two sealing seats (3), the front end of the injection molding cylinder (2) is provided with a nozzle (202), a plug (706) is arranged inside the nozzle (202), the inner wall of the injection molding cylinder is fixedly connected with a supporting block (6), one end of the supporting, one end of the interior of the main body (1) is provided with a charging barrel (9).

2. An injection nozzle for injection molding according to claim 1, wherein: form heating chamber (8) between the surface of a section of thick bamboo (2) of moulding plastics and main part (1) inner wall, heating chamber (8) inside is equipped with electric heating wire (801), and heating chamber (8) inner wall is equipped with heat preservation insulating layer (802).

3. An injection nozzle for injection molding according to claim 1, wherein: the inner fixed connection of the driving box (7) is provided with a baffle (701), the inner fixed connection of the driving box (7) is provided with an electric push rod (702), the output end of the electric push rod (702) penetrates through a side wall of the baffle (701) and is fixedly connected with a connecting rod (703), the outer surface of the connecting rod (703) is fixedly connected with a limiting plate (704), one end, far away from the baffle (701), of the connecting rod (703) is fixedly connected with one side face of a plug (706), and the baffle (701) and the limiting plate (704) are connected through a spring (705).

4. An injection nozzle for injection molding according to claim 1, wherein: a sealing bearing (10) is embedded in the inner bottom wall of the main body (1), and an inner ring of the sealing bearing (10) is fixedly connected with the outer surface of the rotating shaft (4).

5. An injection nozzle for injection molding according to claim 1, wherein: the inside fixedly connected with filter screen (201) of a section of thick bamboo (2) of moulding plastics.

6. An injection nozzle for injection molding according to claim 1, wherein: one end of the rotating shaft (4) is provided with a rotating handle (401), and the cross section of the rotating handle (401) is in a cross shape.