Multi-heating injection molding mechanism

Abstract

The utility model belongs to the technical field of injection molding machines, and particularly relates to a multi-heating injection molding mechanism which comprises a charging barrel, a feeding hopper is mounted on the right side of the upper surface of the charging barrel, an output port is formed in the left end of the charging barrel, uniformly distributed heating rings are mounted on the outer side wall of the charging barrel, and a hollow rod is connected to the right side wall of the charging barrel in a sliding manner. During use, plastic raw materials enter the charging barrel through the feeding hopper, the hollow rod is driven by the first motor to rotate, so that the spiral blade can drive the plastic raw materials to move leftwards, the heating ring is started to heat the charging barrel, the plastic raw materials are heated to a molten state through heat conduction, and the heating rod is started to heat the hollow rod; plastic raw materials are heated from the interior of the charging barrel, the heating effect is good, the stirring blades are driven to rotate when the hollow rod rotates, the plastic raw materials are stirred under the condition that conveying is not affected, uniform heating is facilitated, the heating effect and the working efficiency are improved through multiple heating, and plastic melting operation is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machines, in particular to a multi-heating injection molding mechanism. Background Art

[0002] An injection molding machine is a device that heats plastic, applies high pressure to the molten plastic, and ejects it to fill the mold cavity. It is the main molding equipment that uses plastic molding molds to make plastic products of various shapes from thermoplastic plastics or thermosetting plastics. The injection molding machine is one of the main production equipment in the plastic processing industry. The heating device used by the injection molding machine during injection molding is an important part of the injection molding machine, which mainly heats the raw materials to facilitate their molding.

[0003] Some existing injection molding machines only heat the material inside the barrel externally by installing a heating ring on the barrel. The heating effect is poor, and the heating temperature is unstable and uneven, resulting in the plastic not being able to fully reach a molten state, reducing work efficiency.

[0004] For this purpose, a multi-heating injection molding mechanism is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-heating injection molding mechanism to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-heating injection molding mechanism comprises a barrel, a feed hopper is installed on the right side of the upper surface of the barrel, an output port is opened at the left end of the barrel, and evenly distributed heating rings are installed on the outer wall of the barrel, a hollow rod is slidably connected to the right side wall of the barrel, a conical head is fixedly connected to the left end of the hollow rod, a heating rod is inserted into the inner wall of the hollow rod, evenly distributed spiral blades are fixedly connected to the outer wall of the hollow rod, evenly distributed stirring blades are fixedly connected to the outer wall of the hollow rod, a bottom plate is provided on the lower side of the barrel, a movable plate is provided on the right side of the upper surface of the bottom plate, the inner wall of the movable plate is rotatably connected to the outer wall of the hollow rod through a bearing, a first motor is installed on the right side wall of the movable plate, and a threaded rod is threadedly connected to the lower side of the inner wall of the movable plate.

[0007] As a further preferred embodiment of the present technical solution: a pair of support plates are fixedly connected between the lower side of the outer side wall of the barrel and the upper surface of the bottom plate.

[0008] As a further preferred embodiment of the present technical solution: a vertical plate is fixedly connected to the right side of the upper surface of the base plate, the inner side wall of the vertical plate and the right side wall of one of the support plates are rotatably connected to the outer side wall of the threaded rod respectively, a second motor is installed on the right side wall of the vertical plate, and the output end of the second motor is fixedly connected to the right end of the threaded rod.

[0009] As a further preferred embodiment of the technical solution: a pair of sliding bars are fixedly connected between the right side wall of the support plate and the left side wall of the vertical plate, and the outer side walls of the sliding bars are slidably connected to the inner side walls of the movable plate.

[0010] As a further preferred embodiment of the present technical solution: a driven gear is fixedly connected to the right side of the outer wall of the hollow rod, the output end of the first motor passes through the inner wall of the movable plate and is fixedly connected to a driving gear, and the driving gear is meshed with the driven gear.

[0011] As a further preferred embodiment of the present technical solution: the right end of the hollow rod is threadedly connected to a head, and the left end of the head is fixedly connected to the right end of the heating rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] When the utility model is used, the plastic raw material enters the barrel through the feed hopper, and the hollow rod is driven to rotate by the first motor, so that the spiral blade can drive the plastic raw material to move to the left, and the heating ring is started to heat the barrel, and the plastic raw material is heated to a molten state through heat conduction, and the heating rod is started to heat the hollow rod, so that the plastic raw material is heated from the inside of the barrel, and the heating effect is better. When the hollow rod rotates, it drives the stirring blade to rotate, and the plastic raw material is stirred without affecting the transportation, so that it is easy to heat evenly, and through multiple heating, the heating effect and work efficiency are improved, and the melting operation of the plastic is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the spiral blade, the stirring blade and the conical head in the utility model;

[0016] Figure 3 It is a cross-sectional structural schematic diagram of the hollow rod, the heating rod and the moving plate of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the threaded rod, the vertical plate and the second motor in the utility model.

[0018] In the figure: 1. barrel; 2. feed hopper; 3. output port; 4. heating ring; 5. hollow rod; 51. heating rod; 6. conical head; 7. spiral blade; 8. stirring blade; 9. bottom plate; 10. moving plate; 11. first motor; 12. threaded rod; 13. support plate; 14. vertical plate; 15. second motor; 16. sliding rod; 17. driven gear; 18. driving gear; 19. end cap. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Examples of the embodiments are shown in the drawings, where the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present application, and cannot be understood as limitations on the present application. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0021] See also Figure 1-4 The utility model provides a technical solution: a multi-heating injection molding mechanism, comprising a barrel 1, a feed hopper 2 is installed on the right side of the upper surface of the barrel 1, an output port 3 is opened at the left end of the barrel 1, and a uniformly distributed heating ring 4 is installed on the outer wall of the barrel 1. A hollow rod 5 is slidably connected to the right side wall of the barrel 1, and a conical head 6 is fixedly connected to the left end of the hollow rod 5. A heating rod 51 is inserted into the inner wall of the hollow rod 5, and a uniformly distributed spiral blade 7 is fixedly connected to the outer wall of the hollow rod 5. A uniformly distributed stirring blade 8 is fixedly connected to the outer wall of the hollow rod 5. A bottom plate 9 is provided on the lower side of the barrel 1, and a movable plate 10 is provided on the right side of the upper surface of the bottom plate 9. The inner wall of the movable plate 10 is rotatably connected to the outer wall of the hollow rod 5 through a bearing. A first motor 11 is installed on the right side wall of the movable plate 10, and a threaded rod 12 is threadedly connected to the lower side of the inner wall of the movable plate 10; when in use, the plastic raw material enters the barrel 1 through the feed hopper 2, and the hollow rod 5 is driven to rotate by the first motor 11, so that the spiral blade 7 can drive the plastic raw material to move to the left, and the heating ring 4 is started to heat the barrel 1, and the plastic raw material is heated to a molten state through heat conduction, and the heating rod 51 is started to heat the hollow rod 5, and the plastic raw material is heated from the inside of the barrel 1, and the heating effect is better. When the hollow rod 5 rotates, it drives the stirring blade 8 to rotate, and the plastic raw material is stirred without affecting the conveying, so as to facilitate uniform heating. Through multiple heating, the heating effect and work efficiency are improved, and the melting operation of the plastic is convenient.

[0022] In this embodiment, specifically: a pair of support plates 13 are fixedly connected between the lower side of the outer wall of the barrel 1 and the upper surface of the bottom plate 9 ; the support plates 13 are used to support and fix the barrel 1 .

[0023] In this embodiment, specifically: a vertical plate 14 is fixedly connected to the right side of the upper surface of the bottom plate 9, the inner side wall of the vertical plate 14 and the right side wall of a support plate 13 are rotatably connected to the outer side wall of the threaded rod 12 respectively, a second motor 15 is installed on the right side wall of the vertical plate 14, and the output end of the second motor 15 is fixedly connected to the right end of the threaded rod 12; the vertical plate 14 and the support plate 13 support the threaded rod 12, and the second motor 15 drives the threaded rod 12 to rotate.

[0024] In this embodiment, specifically: a pair of slide bars 16 are fixedly connected between the right side wall of a support plate 13 and the left side wall of the vertical plate 14, and the outer side wall of the slide bar 16 is slidably connected to the inner side wall of the movable plate 10; the slide bar 16 can improve the stability of the movable plate 10 moving left and right.

[0025] In this embodiment, specifically: a driven gear 17 is fixedly connected to the right side of the outer wall of the hollow rod 5, the output end of the first motor 11 passes through the inner wall of the movable plate 10 and is fixedly connected to a driving gear 18, and the driving gear 18 is meshed with the driven gear 17; the first motor 11 drives the driving gear 18 to rotate, and through the transmission of the driven gear 17, drives the hollow rod 5 to rotate.

[0026] In this embodiment, specifically: the right end of the hollow rod 5 is threadedly connected with a head 19 , and the left end of the head 19 is fixedly connected to the right end of the heating rod 51 ; the head 19 is used to install and remove the heating rod 51 .

[0027] The working principle of the utility model is as follows: when in use, the plastic raw material enters the barrel 1 through the feed hopper 2, the first motor 11 drives the driving gear 18 to rotate, and through the transmission of the driven gear 17, drives the hollow rod 5 to rotate, so that the spiral blade 7 can drive the plastic raw material to move to the left, start the heating ring 4 to heat the barrel 1, and heat the plastic raw material to a molten state through heat conduction, start the heating rod 51 to heat the hollow rod 5, and heat the plastic raw material from the inside of the barrel 1, so that the heating effect is better, when the hollow rod 5 rotates, it drives the stirring blade 8 to rotate, and stirs the plastic raw material without affecting the conveying, so as to facilitate uniform heating, and through multiple heating, the heating effect and work efficiency are improved, and the melting operation of the plastic is convenient, the second motor 15 drives the threaded rod 12 to rotate, so that the movable plate 10 drives the hollow rod 5 to push to the left, and squeezes the molten plastic on the left side of the barrel 1 through the conical head 6 and discharges it through the output port 3.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-heating injection molding mechanism, comprising a barrel (1), characterized in that: A feed hopper (2) is installed on the right side of the upper surface of the barrel (1), an output port (3) is opened at the left end of the barrel (1), and evenly distributed heating rings (4) are installed on the outer wall of the barrel (1). A hollow rod (5) is slidably connected to the right side wall of the barrel (1), and a conical head (6) is fixedly connected to the left end of the hollow rod (5). A heating rod (51) is inserted into the inner wall of the hollow rod (5), and evenly distributed spiral blades are fixedly connected to the outer wall of the hollow rod (5). (7), the outer wall of the hollow rod (5) is fixedly connected with evenly distributed stirring blades (8), the lower side of the barrel (1) is provided with a bottom plate (9), the upper right side of the bottom plate (9) is provided with a movable plate (10), the inner wall of the movable plate (10) is rotatably connected to the outer wall of the hollow rod (5) via a bearing, the right side wall of the movable plate (10) is installed with a first motor (11), and the lower side of the inner wall of the movable plate (10) is threadedly connected with a threaded rod (12).

2. A multi-heating injection molding mechanism according to claim 1, characterized in that: A pair of support plates (13) are fixedly connected between the lower side of the outer wall of the barrel (1) and the upper surface of the bottom plate (9).

3. A multi-heating injection molding mechanism according to claim 2, characterized in that: A vertical plate (14) is fixedly connected to the right side of the upper surface of the bottom plate (9); the inner side wall of the vertical plate (14) and the right side wall of one of the support plates (13) are rotatably connected to the outer side wall of the threaded rod (12) respectively; a second motor (15) is installed on the right side wall of the vertical plate (14); and the output end of the second motor (15) is fixedly connected to the right end of the threaded rod (12).

4. A multi-heating injection molding mechanism according to claim 3, characterized in that: A pair of sliding rods (16) are fixedly connected between the right side wall of the support plate (13) and the left side wall of the vertical plate (14), and the outer side walls of the sliding rods (16) are slidably connected to the inner side walls of the movable plate (10).

5. The multi-heating injection molding mechanism according to claim 1, characterized in that: A driven gear (17) is fixedly connected to the right side of the outer wall of the hollow rod (5); an output end of the first motor (11) passes through the inner wall of the moving plate (10) and is fixedly connected to a driving gear (18); the driving gear (18) is meshed with the driven gear (17).

6. A multi-heating injection molding mechanism according to claim 1, characterized in that: The right end of the hollow rod (5) is threadedly connected to a sealing head (19), and the left end of the sealing head (19) is fixedly connected to the right end of the heating rod (51).

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