CN210389906U

CN210389906U - Spiral feeding device for injection molding machine

Info

Publication number: CN210389906U
Application number: CN201920304812.3U
Authority: CN
Inventors: 熊永兵; 胥发勇
Original assignee: Chongqing Yijie Electronic Co Ltd
Current assignee: Chongqing Yijie Electronic Co Ltd
Priority date: 2019-03-11
Filing date: 2019-03-11
Publication date: 2020-04-24
Anticipated expiration: 2029-03-11

Abstract

The utility model discloses a spiral feeding device for an injection molding machine, which comprises a charging barrel, a feeding hopper and a rotating shaft, wherein one side of the charging barrel is provided with a first motor, and the output end of the first motor extends to the interior of the charging barrel and is provided with a screw rod, one side of the top end of the charging barrel is provided with a first feeding hole, and the top end of the first feed inlet is provided with a feed hopper, the top ends of the two sides of the feed hopper are provided with second feed inlets, the middle of the top end of the feed hopper is provided with a second motor, the output end of the second motor extends to the inside of the feed hopper and is provided with a rotating shaft, the outer side wall of the rotating shaft is uniformly provided with crushing blades, the bottom end inside the feed hopper is provided with a screen, and be provided with helical blade on the lateral wall of screen cloth bottom pivot, vibrating motor is installed to the bottom of feeder hopper one side, the one end of feeder hopper is provided with transparent observation window and controller. The utility model discloses carry out broken stirring and filtration to the raw materials, prevent to block up, the unloading is fast, easily uses widely.

Description

Spiral feeding device for injection molding machine

Technical Field

The utility model relates to an injection molding machine technical field specifically is a spiral material feeding unit for injection molding machine.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.

The feeding of injection molding machine is hopper control usually more, but the hopper is easy to be blockked up at the during operation, if not dredge in time, will influence the quality of product, probably have some great granules of size in the inside raw materials of hopper, be difficult for processing it, reduce work efficiency, be difficult for stirring the raw materials, the unloading speed is slow.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spiral material feeding unit for injection molding machine to there are the great granule of some sizes and be difficult for stirring the raw materials in the hopper that provides in solving above-mentioned background art easily blocks up, the raw materials.

In order to achieve the above object, the utility model provides a following technical scheme: a spiral feeding device for an injection molding machine comprises a charging barrel, a feeding hopper and a rotating shaft, wherein a first motor is installed on one side of the charging barrel, a screw rod is installed in the charging barrel in a manner that the output end of the first motor extends to the inside of the charging barrel, a first feeding hole is formed in one side of the top end of the charging barrel, the feeding hopper is installed at the top end of the first feeding hole through a support, the output end of the feeding hopper is communicated with the first feeding hole, second feeding holes are formed in the top ends of the two sides of the feeding hopper, a second motor is arranged in the middle of the top end of the feeding hopper, a rotating shaft is installed in a manner that the output end of the second motor extends to the inside of the feeding hopper, crushing blades are uniformly arranged on the outer side wall of the rotating shaft, a screen is, one end of the feed hopper is provided with a transparent observation window and a controller, and the output end of the controller is electrically connected with the input ends of the first motor, the second motor and the vibrating motor through wires.

Preferably, an electric heating block is arranged on the outer side wall of the charging barrel, and the output end of the controller is electrically connected with the input end of the electric heating block through a lead.

Preferably, the protective cover is installed on the outer sides of the first motor and the second motor through bolts, and the radiating fins are installed on two sides of the protective cover.

Preferably, the outer side wall of the rotating shaft is movably provided with a fixing frame, and one end, far away from the rotating shaft, of the fixing frame is fixedly connected with the inner side wall of the feeding hopper.

Preferably, the scraper blade is all installed through the bracing piece in the both sides of pivot, and the inside wall swing joint of scraper blade and feeder hopper.

Preferably, the screen cloth slope sets up downwards, and the feeder hopper outside is close to the lower one side of one end of screen cloth and is provided with the discharge gate.

Compared with the prior art, the beneficial effects of the utility model are that: the spiral feeding device for the injection molding machine can crush plastic raw materials by arranging the rotating shaft and the crushing blade, avoids the existence of some larger particles, is not easy to melt the particles, reduces the working efficiency, can also stir the raw materials, avoids the raw materials from being adhered together to cause blockage, can clean the raw materials adhered to the inner side wall of the feed hopper by arranging the scraper blade, reduces the waste of materials, can filter the raw materials by arranging the screen, enables the larger raw materials to be left in the feed hopper, continuously crushes the larger raw materials in the later period, enables the smaller plastic raw materials to fall into the charging barrel, accelerates the raw materials to fall from the top end of the screen by arranging the vibrating motor, avoids the blockage of the screen by vibrating, and the utility model discloses a spiral blade is arranged, so that the plastic raw materials accumulated at the discharge end of the feed hopper body can more quickly fall down, on the one hand, the stirring effect is better, on the other hand, the resistance of raw material discharging is reduced.

Drawings

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

FIG. 2 is a schematic sectional view of the feeding hopper of the present invention;

FIG. 3 is a schematic top view of the feeding hopper of the present invention;

fig. 4 is a system block diagram of the present invention;

in the figure: 1. a charging barrel; 2. a screw; 3. an electrical heating block; 4. a first feed port; 5. a first motor; 6. a support; 7. a transparent viewing window; 8. a feed hopper; 9. a protective cover; 10. a controller; 11. a discharge port; 12. a fixed mount; 13. crushing the blade; 14. a rotating shaft; 15. a second motor; 16. a second feed port; 17. a squeegee; 18. a vibration motor; 19. screening a screen; 20. a helical blade.

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. 1-4, the present invention provides an embodiment: a spiral feeding device for an injection molding machine comprises a charging barrel 1, a feeding hopper 8 and a rotating shaft 14, wherein an electric heating block 3 is arranged on the outer side wall of the charging barrel 1, the model of the electric heating block 3 can be HY-014, the electric heating block 3 heats a plastic raw material to be molten, the plastic raw material is convenient to push into a mold in the later period, a first motor 5 is installed on one side of the charging barrel 1, the model of the first motor 5 can be Y160M1-2, a screw rod 2 is installed inside the charging barrel 1 after the output end of the first motor 5 extends to the inside, a first feeding hole 4 is arranged on one side of the top end of the charging barrel 1, the feeding hopper 8 is installed at the top end of the first feeding hole 4 through a bracket 6, the output end of the feeding hopper 8 is communicated with the first feeding hole 4, second feeding holes 16 are respectively arranged at the top ends of the two sides of the feeding hopper 8, a second motor 15 is arranged in the middle of the, the outer sides of the first motor 5 and the second motor 15 are both provided with a protective cover 9 through bolts, and both sides of the protective cover 9 are both provided with radiating fins, thereby not only protecting the first motor 5 and the second motor 15, but also facilitating the heat radiation of the first motor 5 and the second motor 15, the output end of the second motor 15 extends to the inside of the feed hopper 8 and is provided with a rotating shaft 14, the outer side wall of the rotating shaft 14 is movably provided with a fixed frame 12, and one end of the fixed frame 12 far away from the rotating shaft 14 is fixedly connected with the inner side wall of the feed hopper 8, thereby avoiding the shaking and instability of the rotating shaft 4 when rotating, the outer side wall of the rotating shaft 14 is uniformly provided with a crushing blade 13, both sides of the rotating shaft 14 are both provided with scraping plates 17 through supporting rods, and the scraping plates 17 are movably connected with the inner side wall of the feed hopper 8, the slope of screen cloth 19 sets up downwards, and the one side that the 8 outsides of feeder hopper is close to the lower one end of screen cloth 19 is provided with discharge gate 11, be convenient for collect and stay the plastics raw materials of the great granule in screen cloth 19 top, then continue broken pay-off to it, and be provided with helical blade 20 on the lateral wall of 19 bottom pivots 14 of screen cloth, vibrating motor 18 is installed through the bolt to the bottom of 8 one sides of feeder hopper, vibrating motor 18's model can be GZGF503, the one end of feeder hopper 8 is provided with transparent observation window 7 and controller 10, the model of controller 10 can be ARGUS, and controller 10's output and electric heating block 3, first motor 5, the input of second motor 15 and vibrating motor 18 passes through the wire electricity and is connected.

The working principle is as follows: when the plastic material crusher is used, firstly, plastic materials are added into the feeding hopper 8 from the second feeding hole 16, then switches of the second motor 15 and the vibrating motor 18 are turned on through the controller 10, the second motor 15 drives the rotating shaft 14 to rotate, so as to drive the crushing blade 13, the scraper 17 and the helical blade 20 to rotate, the crushing blade 13 crushes the plastic materials, the situation that large particles are difficult to melt in the plastic materials is avoided, meanwhile, the plastic materials are stirred and prevented from being attached together to cause blockage, the scraper 17 scrapes the plastic materials attached to the inner side wall of the feeding hopper 8, the vibrating motor 18 drives the feeding hopper 8 to vibrate, smaller particles in the materials fall to the bottom end of the screen mesh 19 and then enter the charging barrel 1, larger particles continue to stay at the top end of the screen mesh 19, can be collected through the discharging hole 11, and are poured into the feeding hopper 8 again to continue to crush, through helical blade 20's rotation, make the raw materials that accumulates in feeder hopper 8 bottom descend sooner, prevent to block up, open the switch of electrical heating piece 3 and first motor 5 through controller 10 after that, electrical heating piece 3 heats the plastics raw materials and melts, and first motor 5 drives the screw rod 2 rotation, pushes molten plastics to the mould in.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a spiral material feeding unit for injection molding machine, includes feed cylinder (1), feeder hopper (8) and pivot (14), its characterized in that: the grinding machine is characterized in that a first motor (5) is installed on one side of the charging barrel (1), the output end of the first motor (5) extends to the charging barrel (1) and is internally provided with a screw rod (2), one side of the top end of the charging barrel (1) is provided with a first feeding hole (4), the top end of the first feeding hole (4) is provided with a feeding hopper (8) through a support (6), the output end of the feeding hopper (8) is communicated with the first feeding hole (4), the top ends of two sides of the feeding hopper (8) are respectively provided with a second feeding hole (16), a second motor (15) is arranged in the middle of the top end of the feeding hopper (8), the output end of the second motor (15) extends to the inside of the feeding hopper (8) and is provided with a rotating shaft (14), crushing blades (13) are uniformly arranged on the outer side wall of the rotating shaft, and be provided with helical blade (20) on the lateral wall of screen cloth (19) bottom pivot (14), vibrating motor (18) are installed through the bolt to the bottom of feeder hopper (8) one side, the one end of feeder hopper (8) is provided with transparent observation window (7) and controller (10), and the output of controller (10) passes through the wire electricity with the input of first motor (5), second motor (15) and vibrating motor (18) and is connected.

2. The screw feeder for injection molding machines of claim 1, wherein: the outer side wall of the charging barrel (1) is provided with an electric heating block (3), and the output end of the controller (10) is electrically connected with the input end of the electric heating block (3) through a lead.

3. The screw feeder for injection molding machines of claim 1, wherein: the outside of first motor (5) and second motor (15) all installs protection casing (9) through the bolt, and radiating fin is all installed to the both sides of protection casing (9).

4. The screw feeder for injection molding machines of claim 1, wherein: the outer side wall of the rotating shaft (14) is movably provided with a fixing frame (12), and one end, far away from the rotating shaft (14), of the fixing frame (12) is fixedly connected with the inner side wall of the feeding hopper (8).

5. The screw feeder for injection molding machines of claim 1, wherein: scraper blade (17) are all installed through the bracing piece in the both sides of pivot (14), and scraper blade (17) and the inside wall swing joint of feeder hopper (8).

6. The screw feeder for injection molding machines of claim 1, wherein: the screen cloth (19) inclines downwards, and one side of the outer side of the feed hopper (8) close to the lower end of the screen cloth (19) is provided with a discharge hole (11).