CN219028277U

CN219028277U - Feeding mechanism of injection molding machine

Info

Publication number: CN219028277U
Application number: CN202320025272.1U
Authority: CN
Inventors: 郭其端
Original assignee: Guangdong Hongzheng Intelligent Equipment Co ltd
Current assignee: Guangdong Hongzheng Intelligent Equipment Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-05-16
Anticipated expiration: 2033-01-05

Abstract

The utility model discloses a feeding mechanism of an injection molding machine, which comprises an extrusion box, wherein supporting rods are fixedly arranged on two sides of the top of the extrusion box, a mixing box is jointly arranged on the tops of the two supporting rods, a transmission mechanism is arranged in the mixing box, a feeding pipe is arranged on the top of the mixing box, a through groove is formed in the middle of the bottom of the mixing box, a heating box is arranged below the through groove at the bottom of the mixing box, and one side of the extrusion box is connected with an extrusion pipe. In the using process, the feeding mechanism of the injection molding machine can effectively mix and heat various materials at the same time, avoids the phenomenon that the conventional feeding mechanism cannot simultaneously inject various materials to be mixed into the injection molding machine, so that the heat of the materials disappears and the injection molding quality is reduced, thereby improving the practicability of the feeding mechanism, reducing the waste of resources and being beneficial to environmental protection.

Description

Feeding mechanism of injection molding machine

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to a feeding mechanism of an injection molding machine.

Background

Injection molding machines are also known as injection molding machines or. It is the main molding of plastic products with various shapes made of thermosetting plastic by using a plastic molding die. The method is divided into horizontal type and full-electric type. The injection molding machine applies high pressure to the molten plastic to enable the molten plastic to be injected to fill the mold cavity, and a feeding mechanism is needed to feed the molten plastic when the injection molding machine produces the plastic.

When the injection molding machine is used for feeding, various materials are needed to be mixed and fed, however, the existing feeding mechanism of the injection molding machine mostly adopts a feeding cylinder to pour single raw materials into the injection molding machine when various materials are injected, and then another material is poured into the injection molding machine again through the feeding cylinder, so that injection products needing mixed materials are inconvenient to be injected into the injection molding machine at the same time, and the materials have the condition of heat reduction when being injected again, so that the hot materials are easy to solidify to influence the injection molding quality, and the feeding efficiency is reduced. For this purpose, we propose a feeding mechanism of an injection molding machine.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a feeding mechanism of an injection molding machine.

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

the utility model provides an injection molding machine feeding mechanism, includes the extrusion case, the equal fixed mounting in top both sides of extrusion case has the bracing piece, two the mixing box is installed jointly at the top of bracing piece, the inside of mixing box is provided with drive mechanism, the top of mixing box is equipped with the pan feeding pipe, logical groove has been seted up at the bottom middle part of mixing box, the heating cabinet is installed to the bottom of mixing box and is located logical groove below, one side of extrusion case is connected with the extrusion pipe.

Preferably, the driving mechanism comprises a motor arranged on one side of the mixing box, the motor is installed on the outer wall of one side of the mixing box through a support, the output end of the motor is in driving connection with a bidirectional screw rod, one end of the bidirectional screw rod, which is far away from the motor, extends to the inside of the mixing box through a shaft sleeve, one end of the bidirectional screw rod, which extends to the inside of the mixing box, is in rotating connection with one side inner wall of the mixing box through the shaft sleeve, screw sleeves are sleeved on two ends of the outside of the bidirectional screw rod and positioned in the mixing box, an extrusion plate is sleeved on the outer ring of the screw sleeves, two side outer walls of the extrusion plate are matched with two side inner walls of the mixing box, and scraping plates are fixedly installed at the bottom of the extrusion plate.

Preferably, the transmission mechanism further comprises a rotating rod arranged inside the extrusion box, one end of the rotating rod is rotationally connected with one side inner wall of the extrusion box through a shaft sleeve, the other end of the rotating rod extends to the outside of the extrusion box through the shaft sleeve, a second belt pulley is sleeved outside one end of the rotating rod extending to the outside of the extrusion box, a first belt pulley is sleeved outside the bidirectional screw rod and located at one end of the outside of the mixing box, a transmission belt is sleeved outside the second belt pulley and the first belt pulley, and a helical blade is sleeved outside the rotating rod and located inside the extrusion box.

Preferably, the standing groove has been seted up to the inside of heating cabinet, the heating pipe is installed to inside just being located the standing groove of heating cabinet, the bottom of heating cabinet is connected with the transfer line, the bottom of transfer line is connected with the top of extrusion case, the externally mounted of transfer line has the solenoid valve, be linked together between transfer line, heating cabinet, extrusion case, the extrusion intraductal portion.

Preferably, the number of the feeding pipes is two, feeding grooves are formed in two sides of the top of the mixing box, and the feeding pipes are matched with the feeding grooves.

Preferably, the bottom of the extrusion box is fixedly connected with a base.

The feeding mechanism of the injection molding machine has the beneficial effects that:

1. pouring different materials into through a plurality of pan feeding pipes, enabling a motor to drive a bidirectional screw rod to rotate so that a screw sleeve generates transverse displacement, enabling an extruding plate to simultaneously push the materials into a heating box for internal mixing, continuously heating the materials through a heating pipe, opening an electromagnetic valve after completion to transfer the materials into an extruding box, pushing the heated mixed materials out of the extruding box through a helical blade, discharging the heated mixed materials from the extruding box, and accordingly enabling various materials to be poured into the materials simultaneously for mixing and heating and melting, and improving the practicability of feeding.

2. When the motor drives the bidirectional screw rod to rotate, the driving belt drives the rotating rod to rotate together, so that the spiral blade continuously feeds the outside of the extrusion box, a plurality of driving sources are reduced to simultaneously operate and feed, and the waste of resources is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a feeding mechanism of an injection molding machine according to the present utility model;

FIG. 2 is a sectional view of a feeding mechanism of an injection molding machine according to the present utility model;

FIG. 3 is a cross-sectional view of a heating cabinet of a feeding mechanism of an injection molding machine according to the present utility model;

fig. 4 is a schematic structural view of a scraper of a feeding mechanism of an injection molding machine according to the present utility model.

In the figure: 1. extruding the box; 2. a mixing box; 3. a feeding pipe; 4. a motor; 5. a two-way screw rod; 6. a screw sleeve; 7. an extrusion plate; 8. a heating box; 9. a support rod; 10. a transmission tube; 11. an electromagnetic valve; 12. a scraper; 13. a first pulley; 14. a second pulley; 15. a transmission belt; 16. a rotating lever; 17. extruding a pipe; 18. a base; 19. heating pipes; 20. helical blades.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, an injection molding machine feeding mechanism comprises an extrusion box 1, wherein supporting rods 9 are fixedly installed on two sides of the top of the extrusion box 1, a mixing box 2 is installed at the tops of the two supporting rods 9 together, a transmission mechanism is arranged in the mixing box 2, a feeding pipe 3 is arranged at the top of the mixing box 2, a through groove is formed in the middle of the bottom of the mixing box 2, a heating box 8 is installed below the through groove at the bottom of the mixing box 2, and an extrusion pipe 17 is connected to one side of the extrusion box 1.

The drive mechanism includes the motor 4 that sets up in one side of mixing box 2, motor 4 installs mutually through the one side outer wall of support and mixing box 2, the output drive of motor 4 is connected with two-way lead screw 5, the one end that motor 4 was kept away from to two-way lead screw 5 is passed through the axle sleeve and is extended to inside the mixing box 2, the one end that two-way lead screw 5 extended to inside the mixing box 2 is rotated through axle sleeve and one side inner wall of mixing box 2 and is connected, the outside both ends that just lie in mixing box 2 inside of two-way lead screw 5 all overlap and are equipped with swivel nut 6, the stripper plate 7 has been cup jointed to the outer lane of swivel nut 6, stripper plate 7's both sides outer wall and mixing box 2 both sides inner wall looks adaptation, stripper plate 7's bottom fixed mounting has scraper blade 12, through stripper plate 7 and scraper blade 12's setting for two-way lead screw 5 rotates and drives swivel nut 6 and produces lateral displacement, make stripper plate 7 of both sides push simultaneously the material to the through groove and fall into inside the heating box 8, scraper blade 12 can also scrape the remaining material of mixing box 2 bottom and move and send into heating box 8 together.

The drive mechanism still contains the dwang 16 that sets up in extrusion case 1 inside, the one end of dwang 16 rotates through the axle sleeve with one side inner wall of extrusion case 1 and is connected, the other end of dwang 16 extends to extrusion case 1 outside through the axle sleeve, the second belt pulley 14 has been cup jointed to the outside one end that dwang 16 extends to extrusion case 1 outside, the outside one end that just is located the mixing box 2 outside of two-way lead screw 5 has cup jointed first belt pulley 13, the outside of second belt pulley 14 and first belt pulley 13 has cup jointed the drive belt 15, the outside of dwang 16 just is located extrusion case 1 inside has cup jointed helical blade 20, through the setting of drive belt 15, can also drive dwang 16 through a plurality of belt pulleys and drive belt 15 and rotate and make helical blade 20 continuously pay-off in the mixing box 2, thereby reduce a plurality of driving sources and move simultaneously, reduce the waste of resource.

The standing groove has been seted up to the inside of heating cabinet 8, heating cabinet 8 is inside and be located the standing groove and install heating pipe 19, the bottom of heating cabinet 8 is connected with transmission pipe 10, the bottom of transmission pipe 10 is connected with the top of extrusion case 1, the externally mounted of transmission pipe 10 has solenoid valve 11, be linked together between transmission pipe 10, heating cabinet 8, extrusion case 1, extrusion pipe 17 inside, through solenoid valve 11's setting, the material after mixing is pushed to heating cabinet 8 inside after, carry out continuous heating to the compounding through heating pipe 19, after the heating is accomplished, open solenoid valve 11 and transmit the material to extrusion case 1 in, thereby further promote the material quality of moulding plastics.

The feeding pipe 3 is two, and the top both sides of mixing box 2 have all been seted up into the silo, and looks adaptation between feeding pipe 3 and the silo is gone into to the pan feeding, through the setting of feeding pipe 3, personnel can pour multiple material simultaneously into mixing box 2 inside and mix the material.

The bottom fixedly connected with base 18 of extrusion case 1 through the setting of base 18, increases the holistic steadiness of feeding mechanism.

The use principle and the advantages are that: in the use, when the feeding mechanism of the injection molding machine is used, different materials are poured in through the feeding pipes 3, the two-way screw rod 5 is driven to rotate through the starting motor 4 to drive the screw sleeve 6 to generate transverse displacement, the extruding plates 7 on two sides push the materials to the through grooves to fall into the heating box 8 for internal mixing, the scraping plate 12 can scrape residual materials on the bottom of the mixing box 2 and also feed the residual materials into the heating box 8, after the mixed materials are pushed into the heating box 8, the mixed materials are continuously heated through the heating pipe 19, after the heating is completed, the electromagnetic valve 11 is opened to transfer the materials into the extruding box 1, and the heated mixed materials are pushed out of the extruding box 1 from the extruding pipe 17 through the spiral blades 20, so that various materials can be poured in for mixing and heating simultaneously, and the practicability of the feeding is improved.

When the motor 4 drives the bidirectional screw rod 5 to rotate, the transmission belt 15 drives the rotating rod 16 to rotate together, so that the spiral blade 20 continuously feeds the outside of the extrusion box 1, a plurality of driving sources are reduced to simultaneously operate and feed, and the waste of resources is reduced.

To sum up: this injection molding machine feeding mechanism can mix simultaneously and heat multiple material effectively, has avoided current feeding mechanism unable multiple material of simultaneous injection to mix and get into in the injection molding machine, makes the material heat disappear and reduces the phenomenon of injection molding quality to promote feeding mechanism's practicality, reduce the waste of resource simultaneously, be favorable to the environmental protection.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a feeding mechanism of injection molding machine, includes extrusion case (1), its characterized in that, the equal fixed mounting in top both sides of extrusion case (1) has bracing piece (9), two mixing box (2) are installed jointly at the top of bracing piece (9), the inside of mixing box (2) is provided with drive mechanism, the top of mixing box (2) is equipped with pan feeding pipe (3), logical groove has been seted up at the bottom middle part of mixing box (2), heating cabinet (8) are installed to the bottom of mixing box (2) and are located logical groove below, one side of extrusion case (1) is connected with extrusion tube (17).

2. The feeding mechanism of an injection molding machine according to claim 1, wherein the transmission mechanism comprises a motor (4) arranged on one side of the mixing box (2), the motor (4) is installed on one side outer wall of the mixing box (2) through a support, an output end of the motor (4) is in driving connection with a bidirectional screw rod (5), one end of the bidirectional screw rod (5), which is far away from the motor (4), extends to the inside of the mixing box (2) through a shaft sleeve, one end of the bidirectional screw rod (5) extends to the inside of the mixing box (2) and is in rotating connection with one side inner wall of the mixing box (2) through a shaft sleeve, screw sleeves (6) are respectively sleeved at two ends of the outside of the bidirectional screw rod (5) and the inside of the mixing box (2), an outer ring of each screw sleeve (6) is sleeved with extrusion plates (7), two side outer walls of each extrusion plate (7) are matched with two side inner walls of the mixing box (2), and a scraping plate (12) is fixedly installed at the bottom of each extrusion plate (7).

3. The feeding mechanism of an injection molding machine according to claim 2, wherein the transmission mechanism further comprises a rotating rod (16) arranged inside the extrusion box (1), one end of the rotating rod (16) is rotationally connected with one side inner wall of the extrusion box (1) through a shaft sleeve, the other end of the rotating rod (16) extends to the outside of the extrusion box (1) through the shaft sleeve, a second belt pulley (14) is sleeved outside one end of the rotating rod (16) extending to the outside of the extrusion box (1), a first belt pulley (13) is sleeved outside the bidirectional screw rod (5) and is positioned outside one end of the mixing box (2), a transmission belt (15) is sleeved outside the second belt pulley (14) and the first belt pulley (13), and a helical blade (20) is sleeved outside the rotating rod (16) and positioned inside the extrusion box (1).

4. The feeding mechanism of an injection molding machine according to claim 1, wherein a placing groove is formed in the heating box (8), a heating pipe (19) is arranged in the heating box (8) and is positioned in the placing groove, a transmission pipe (10) is connected to the bottom of the heating box (8), the bottom of the transmission pipe (10) is connected with the top of the extrusion box (1), an electromagnetic valve (11) is arranged outside the transmission pipe (10), and the transmission pipe (10), the heating box (8), the extrusion box (1) and the extrusion pipe (17) are communicated.

5. The feeding mechanism of the injection molding machine according to claim 1, wherein two feeding pipes (3) are provided, feeding grooves are formed in two sides of the top of the mixing box (2), and the feeding pipes (3) are matched with the feeding grooves.

6. Feeding mechanism of an injection molding machine according to claim 1, characterized in that the bottom of the extrusion box (1) is fixedly connected with a base (18).