CN215283078U

CN215283078U - Automatic feeding device for injection molding machine

Info

Publication number: CN215283078U
Application number: CN202121271662.4U
Authority: CN
Inventors: 潘少平
Original assignee: Kunshan Mingku Electronics Co ltd
Current assignee: Kunshan Mingku Electronics Co ltd
Priority date: 2020-06-10
Filing date: 2021-06-08
Publication date: 2021-12-24
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses an automatic feeding device for injection molding machine, including the charging seat, be fixed in the feeding barrel that adds charging barrel, collecting hopper and two symmetries on the charging seat set up, the one end of feeding barrel and forming die's feed inlet intercommunication, the other end of this feeding barrel is provided with a reinforced motor, every the feeding barrel all includes the pay-off casing and installs the dwang in the pay-off casing, install a pay-off motor on the up end of pay-off casing, the output and the dwang of this pay-off motor are connected for the drive dwang is rotatory, the recess that the dwang surface was the heliciform and opened and had the intercommunication is provided with a heating element in this dwang, two the pay-off casing upper end of feeding barrel is through a first conveying pipeline intercommunication. The utility model discloses make raw materials and dwang surface fully contact, further improved the heating of raw materials long with to its homogeneity of heating, provide the guarantee for injection moulding's quality.

Description

Automatic feeding device for injection molding machine

Technical Field

The utility model relates to an automatic material conveying device for injection molding machine belongs to the plastic and makes technical field.

Background

Injection molding is the most effective plastic molding method, injection molding machines occupy a very important position in plastic molding machinery, China is the largest world-wide injection molding machine producing country, the yield accounts for more than 70% of the world annual yield, and injection molding machines are molding equipment for manufacturing thermoplastic plastics or thermosetting plastics into various required shapes by utilizing molding dies and plastic products with original material properties.

However, in order to ensure efficiency, the existing equipment uses a high-heat heater to rapidly heat, so that raw materials cannot be heated uniformly, part of the raw materials are overheated, the temperature of part of the raw materials is too low, injection molding can be continued after one pipe of raw materials is injected, the injection molding interval is too long, and the large plastic part is extremely weak.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide an automatic material conveying device for injection molding machine, this automatic material conveying device for injection molding machine make raw materials and dwang surface fully contact, further improved the heating of raw materials long with to its homogeneity of heating, provide the guarantee for injection moulding's quality.

In order to solve the technical problem, the utility model discloses a technical scheme is: an automatic feeding device for an injection molding machine comprises a feeding seat, a feeding barrel fixed on the feeding seat, a collecting hopper and two symmetrically arranged feeding barrels, wherein the upper ends of the two feeding barrels are communicated with the collecting hopper, and the lower ends of the two feeding barrels are communicated with the feeding barrel;

one end of the feeding cylinder is communicated with a feeding hole of the forming die, the other end of the feeding cylinder is provided with a feeding motor, and the output end of the feeding motor is connected with a push plate arranged in the feeding cylinder through a push rod;

each feeding barrel comprises a feeding shell and a rotating rod arranged in the feeding shell, a feeding motor is arranged on the upper end surface of the feeding shell, the output end of the feeding motor is connected with the rotating rod and used for driving the rotating rod to rotate, the surface of the rotating rod is spirally provided with communicated grooves, and a heating assembly is arranged in the rotating rod;

the feeding device comprises two feeding barrels, a collecting hopper, a first conveying pipe, a distributing valve, a second conveying pipe and a feeding barrel, wherein the upper ends of feeding shells of the two feeding barrels are communicated through the first conveying pipe, the middle part of the first conveying pipe is communicated with the collecting hopper, the distributing valve is connected between the first conveying pipe and the collecting hopper, the lower ends of the feeding shells of the two feeding barrels are communicated with the feeding barrel through the second conveying pipe, and the second conveying pipe is provided with a feeding valve.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the feeding motor is respectively installed on the feeding shell through an installation plate.

2. In the above scheme, the inner wall of the feeding shell is provided with the groove corresponding to the groove on the rotating rod, so that a diversion trench is formed between the shell and the rotating rod.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses automatic feeding device for injection molding machine, it sets up through the cooperation of two pay-off barrels and valve, can realize the continuous material loading to injection molding mechanism, reduce latency, improves production efficiency, guarantees the continuous heating to the raw materials, simultaneously, heats through the pay-off barrel when carrying out the transport to the raw materials, and guarantees to be heated evenly to improve subsequent injection molding quality; in addition, the recess that has the intercommunication is opened to its rotor lever surface for the heliciform, is provided with the recess that corresponds with the recess on the dwang on the inner wall of pay-off casing to form a guiding gutter between casing and dwang, make the raw materials advance along the heliciform along the dwang surface, make raw materials and rotor lever surface fully contact, further improved the heating of raw materials when long with to its homogeneity of heating, provide the guarantee for injection moulding's quality.

Drawings

FIG. 1 is a schematic structural view of an automatic feeding device for an injection molding machine of the present invention;

FIG. 2 is a sectional view of the automatic feeding device for injection molding machine of the present invention;

figure 3 is the utility model discloses automatic material conveying device's for injection molding machine structural side view.

In the above drawings: 1. a feeding seat; 2. a charging barrel; 3. a collection hopper; 4. a feed cylinder; 41. a feeding housing; 42. rotating the rod; 43. a groove; 5. a feeding motor; 6. a first feed delivery pipe; 7. a second delivery pipe; 8. a material distributing valve; 9. a feed valve; 10. a charging motor; 11. a push rod; 12. pushing the plate; 13. And (7) mounting the plate.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: an automatic feeding device for an injection molding machine comprises a feeding seat 1, a feeding barrel 2 fixed on the feeding seat 1, a collecting hopper 3 and two symmetrically arranged feeding barrels 4, wherein the upper ends of the two feeding barrels 4 are communicated with the collecting hopper 3, and the lower ends of the two feeding barrels are communicated with the feeding barrel 2;

one end of the feeding cylinder 2 is communicated with a feeding hole of the forming die, the other end of the feeding cylinder 2 is provided with a feeding motor 10, and the output end of the feeding motor 10 is connected with a push plate 12 arranged in the feeding cylinder 2 through a push rod 11;

each feeding barrel 4 comprises a feeding shell 41 and a rotating rod 42 arranged in the feeding shell 41, a feeding motor 5 is arranged on the upper end surface of the feeding shell 41, the output end of the feeding motor 5 is connected with the rotating rod 42 and used for driving the rotating rod 42 to rotate, a communicated groove 43 is spirally formed in the surface of the rotating rod 42, and a heating component is arranged in the rotating rod 42;

the upper ends of the feeding shells 41 of the two feeding barrels 4 are communicated through a first feeding pipe 6, the middle part of the first feeding pipe 6 is communicated with the collecting hopper 3, a distributing valve 8 is connected between the first feeding pipe 6 and the collecting hopper 3, the lower ends of the feeding shells 41 of the two feeding barrels 4 are respectively communicated with the feeding barrels 2 through a second feeding pipe 7, and a feeding valve 9 is installed on the second feeding pipe 7.

The feeding motors 5 are respectively mounted on the feeding housing 41 through a mounting plate 13.

Example 2: an automatic feeding device for an injection molding machine comprises a feeding seat 1, a feeding barrel 2 fixed on the feeding seat 1, a collecting hopper 3 and two symmetrically arranged feeding barrels 4, wherein the upper ends of the two feeding barrels 4 are communicated with the collecting hopper 3, and the lower ends of the two feeding barrels are communicated with the feeding barrel 2;

The inner wall of the feeding housing 41 is provided with a groove corresponding to the groove 43 of the rotating lever 42, so that a guiding groove is formed between the housing 41 and the rotating lever 42.

During the use, switch on external power supply earlier, put into collecting hopper 3 with raw and other materials, divide material valve 8 control raw materials to fall into pay-off casing 41, pay-off motor 5 drives pole 42 and carries out the hybrid heating to the raw materials, owing to be provided with two sets of charging barrels 4, the raw materials can the constant temperature fully heating, raw materials after the heating flow into charging barrel 2 through charging valve 9, pour into the mould with the raw materials through push rod 11 and push pedal 12 by charging motor 10, a pipe raw materials pour into after finishing, charging motor 10 drives push pedal 12 and resets, the raw materials that adds worker in the opposite side charging barrel 4 this moment flow into charging barrel 2, both sides charging barrel 4 continuous feed, make charging barrel 2 continuous feeding.

The utility model discloses automatic feeding device for injection molding machine, it sets up through the cooperation of two pay-off barrels and valve, can realize the continuous material loading to injection molding mechanism, reduce latency, improves production efficiency, guarantees the continuous heating to the raw materials, simultaneously, heats through the pay-off barrel when carrying out the transport to the raw materials, and guarantees to be heated evenly to improve subsequent injection molding quality; in addition, the raw materials advances along the heliciform along the dwang surface for raw materials and the abundant contact in dwang surface, the uniformity of length and to its heating when further having improved the heating to the raw materials provide the guarantee for injection moulding's quality.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides an automatic material conveying device for injection molding machine which characterized in that: the feeding device comprises a feeding seat (1), a feeding barrel (2) fixed on the feeding seat (1), a collecting hopper (3) and two symmetrically arranged feeding barrels (4), wherein the upper ends of the two feeding barrels (4) are communicated with the collecting hopper (3), and the lower ends of the two feeding barrels are communicated with the feeding barrel (2);

one end of the feeding cylinder (2) is communicated with a feeding hole of the forming die, the other end of the feeding cylinder (2) is provided with a feeding motor (10), and the output end of the feeding motor (10) is connected with a push plate (12) arranged in the feeding cylinder (2) through a push rod (11);

each feeding barrel (4) comprises a feeding shell (41) and a rotating rod (42) arranged in the feeding shell (41), a feeding motor (5) is arranged on the upper end face of the feeding shell (41), the output end of the feeding motor (5) is connected with the rotating rod (42) and used for driving the rotating rod (42) to rotate, a communicated groove (43) is spirally formed in the surface of the rotating rod (42), and a heating component is arranged in the rotating rod (42);

two pay-off casing (41) upper end of feed cylinder (4) is through a first conveying pipeline (6) intercommunication, this first conveying pipeline (6) middle part and collecting hopper (3) intercommunication, just be connected with a depiler valve (8), two between first conveying pipeline (6) and collecting hopper (3) pay-off casing (41) lower extreme of feed cylinder (4) is through a second conveying pipeline (7) and feed cylinder (2) intercommunication respectively, install a filling valve (9) on second conveying pipeline (7).

2. The automatic feeding device for injection molding machines according to claim 1, characterized in that: the feeding motors (5) are respectively arranged on the feeding shell (41) through a mounting plate (13).

3. The automatic feeding device for injection molding machines according to claim 1, characterized in that: the inner wall of the feeding shell (41) is provided with a groove corresponding to the groove (43) on the rotating rod (42), so that a diversion trench is formed between the shell (41) and the rotating rod (42).