Split type automobile plastic part injection mold

Abstract

The invention relates to the technical field of molds, in particular to a split type automobile plastic part injection mold which comprises a base, a static mold plate and a fixing seat are fixedly mounted on the upper surface of the base, a horizontally-arranged filling barrel is fixedly mounted on the side, away from the fixing seat, of the static mold plate, and an injection head is arranged at the end, close to the static mold plate, of the filling barrel. A movable mold plate is arranged between the static mold plate and the fixed seat; compared with the prior art, the injection cylinder is provided with the driving rod and the driving piece which are driven by the first motor to rotate, the sliding base can horizontally move in the injection cylinder in a reciprocating mode through the driving cavity, and therefore plastic liquid in the injection cylinder can be continuously injected into a plastic part static mold of the static mold plate through the top injection head; due to the structural characteristics of the injection mold, the horizontal occupied space of the whole injection mold can be effectively shortened, an enterprise can more reasonably arrange installation and arrangement of equipment in a processing workshop, and the injection mold is convenient to use.

Description

Technical Field

[0001] The invention relates to the technical field of injection moulds, in particular to a split type injection mould for automobile plastic parts. Background Art

[0002] Automotive plastic parts refer to plastic material parts used in automobile manufacturing. The application of automotive plastic parts covers almost every part of the car, from interior to exterior, from body to engine. During the production process, automotive plastic parts are formed by molding devices to obtain automotive plastic parts of the required shape.

[0003] Injection molding is generally used for molding automobile plastic parts. However, when traditional injection molds are used to add plastic liquid into the mold, a hydraulic cylinder is generally arranged at one end of a heated and melted filling cylinder. The hydraulic cylinder is used to push the top head in the filling cylinder horizontally, so that the plastic liquid inside can be pushed into the mold. However, this causes the size of the entire device to be too long in the horizontal direction, occupying a large amount of workshop space, especially for some companies with limited processing space, which brings certain inconveniences to use. For this reason, the present invention proposes a split type automobile plastic part injection mold. Summary of the invention

[0004] The object of the present invention is to provide a split type automobile plastic part injection mold to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a split-type automotive plastic part injection mold, comprising a base, a static template and a fixed seat are fixedly installed on the upper surface of the base, a horizontally arranged filling cylinder is fixedly installed on the side of the static template away from the fixed seat, and an injection head is arranged at one end of the filling cylinder close to the static template, a movable template is arranged between the static template and the fixed seat, and a hydraulic cylinder for driving the horizontal movement of the movable template is installed on the movable template, a first motor is installed on the side of the filling cylinder away from the static template, a driving rod that penetrates into the filling cylinder is fixedly connected to the output shaft at one end of the first motor, a driving member is fixedly connected to the driving rod, and the driving member is arranged in the filling cylinder, one side of the driving member is arranged on a slide seat slidably installed in the filling cylinder, and a driving cavity that cooperates with the driving rod is opened on the slide seat, and a top injection head arranged in the injection head is fixed at one end of the slide seat away from the driving member.

[0006] As a preferred technical solution of the present invention, a sliding seat is fixedly installed in the filling cylinder, and a sliding groove is opened in the sliding seat, a sliding block is slidably installed in the sliding groove, the inner surface of the sliding block is fixedly connected to the second motor, a rotating rod is fixedly connected to the output shaft of the second motor, the outer surface of the rotating rod is fixedly connected to an auger blade, the end of the rotating rod away from the second motor is fixedly connected to the top filling head, and the end of the second motor away from the auger blade is fixedly connected to the sliding seat.

[0007] As a preferred technical solution of the present invention, a spring is connected between the slider and the second motor.

[0008] As a preferred technical solution of the present invention, a masterbatch feeding barrel is arranged on one side of the top of the filling barrel, and a feeding pipe is fixedly installed on the lower end of the masterbatch feeding barrel. An opening connected to the feeding pipe is opened on the filling barrel, and the opening is located on the side of the sliding seat close to the auger blade.

[0009] As a preferred technical solution of the present invention, a heating container is fixedly sleeved on the outer surface of the filling cylinder, and a plurality of heating tubes are arranged inside the heating container.

[0010] As a preferred technical solution of the present invention, a horizontally arranged spray pipe is fixedly installed on the side of the static template close to the dynamic template, and a plurality of spray heads are arranged on the lower surface of the spray pipe. A water inlet pipe is fixedly installed on the upper end of the static template, and the water inlet pipe is connected to the spray pipe.

[0011] As a preferred technical solution of the present invention, a solenoid valve is provided on the water inlet pipe, and an accommodating cavity is provided on the inner surface of the movable template located on the same horizontal plane as the spray pipe.

[0012] As a preferred technical solution of the present invention, the upper end of the water inlet pipe is connected to the water supply network, and a water pump is provided between the water inlet pipe and the water supply network, and the solenoid valve is electrically connected to the water pump.

[0013] As a preferred technical solution of the present invention, a plurality of guide columns are fixedly connected between the static template and the fixed seat, and the guide columns and the movable template are slidably sleeved on the outer surfaces of the guide columns, a sliding groove is provided on the upper surface of the base, and the bottom of the movable template is provided on the sliding bar, and the sliding bar is slidably installed in the sliding groove.

[0014] As a preferred technical solution of the present invention, the side of the static template close to the dynamic template is arranged on the static mold of the plastic part, and the side of the dynamic template close to the static template is arranged on the dynamic mold of the plastic part.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] A split-type automobile plastic part injection mold of the present invention is provided with a driving rod and a driving part driven to rotate by a first motor on the filling cylinder. The driving cavity can be used to make the slide seat move back and forth horizontally in the filling cylinder, so that the top injection head can continuously inject the plastic liquid in the filling cylinder into the static mold of the plastic part of the static template, thereby realizing the injection molding of the injection mold. Due to its structural characteristics, the horizontal occupied space of the entire injection mold can be effectively shortened, allowing enterprises to arrange the installation layout of equipment more reasonably in the processing workshop for easy use.

[0017] Other features and advantages of the present invention will be described in detail in the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the internal structure of the filling cylinder of the present invention;

[0020] In the figure: 1. base; 2. static template; 3. fixed seat; 4. dynamic template; 5. filling cylinder; 6. hydraulic cylinder; 7. first motor; 8. driving rod; 9. driving member; 10. slide seat; 11. driving chamber; 12. rotating rod; 13. top injection head; 14. injection head; 15. sliding seat; 16. second motor; 17. slider; 18. sliding groove; 19. masterbatch feeding barrel; 20. feeding pipe; 21. auger blade; 22. heating container; 23. heating pipe; 24. spray pipe; 25. accommodating chamber; 26. water inlet pipe; 27. guide column; 28. slide groove; 29. ​​spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] See also Figure 1-2 In the present embodiment, a split-type automobile plastic part injection mold is provided, comprising a base 1, a static mold plate 2 and a fixed seat 3 are fixedly mounted on the upper surface of the base 1, a horizontally arranged filling cylinder 5 is fixedly mounted on the side of the static mold plate 2 away from the fixed seat 3, and an injection head 14 is arranged on the end of the filling cylinder 5 close to the static mold plate 2, a dynamic mold plate 4 is arranged between the static mold plate 2 and the fixed seat 3, and a hydraulic cylinder 6 for driving the horizontal movement of the dynamic mold plate 4 is installed, the side of the static mold plate 2 close to the dynamic mold plate 4 is arranged on the static mold of the plastic part, the side of the dynamic mold plate 4 close to the static mold plate 2 is arranged on the dynamic mold of the plastic part, a first motor 7 is installed on the side of the filling cylinder 5 away from the static mold plate 2, a driving rod 8 that penetrates into the interior of the filling cylinder 5 is fixedly connected to the output shaft at one end of the first motor 7, a driving member 9 is fixedly connected to the driving rod 8, and the driving member 9 is arranged inside the filling cylinder 5, and one side of the driving member 9 is arranged on the sliding A slide 10 is installed in the filling barrel 5, and a driving cavity 11 is provided on the slide 10 to cooperate with the driving rod 9. A top injection head 13 arranged inside the injection head 14 is fixed on the end of the slide 10 away from the driving member 9. A heating container 22 is fixedly sleeved on the outer surface of the filling barrel 5. A plurality of heating tubes 23 are arranged inside the heating container 22. The driving rod 8 and the driving member 9 driven to rotate by the first motor 7 are provided on the filling barrel 5. The driving cavity 11 can be used to make the slide 10 move back and forth horizontally in the filling barrel 5, so that the top injection head 13 can continuously inject the plastic liquid in the filling barrel 5 into the static mold of the plastic part of the static mold plate 2, thereby realizing the injection molding of the injection mold. Due to its structural characteristics, the horizontal occupied space of the entire injection mold can be effectively shortened, allowing enterprises to arrange the installation layout of equipment more reasonably in the processing workshop for easy use.

[0025] In this embodiment, a sliding seat 15 is also fixedly installed in the filling cylinder 5, and a sliding groove 18 is provided in the sliding seat 15, and a slider 17 is slidably installed in the sliding groove 18, and the inner surface of the slider 17 is fixedly connected to the second motor 16, and a rotating rod 12 is fixedly connected to the output shaft of the second motor 16, and an auger blade 21 is fixedly connected to the outer surface of the rotating rod 12, and the end of the rotating rod 12 away from the second motor 16 is fixedly connected to the top injection head 13, and the end of the second motor 16 away from the auger blade 21 is fixedly connected to the sliding seat 10, and a spring 29 is connected between the slider 17 and the second motor 16, and a master batch feeding barrel 19 is provided on one side of the top of the filling cylinder 5, and a feeding pipe 20 is fixedly installed at the lower end of the master batch feeding barrel 19, and an opening connected to the feeding pipe 20 is provided on the filling cylinder 5, and the opening is located near the sliding seat 15. On one side of the auger blade 21, a plurality of guide columns 27 are fixedly connected between the static mold plate 2 and the fixed seat 3, and the guide columns 27 and the movable mold plate 4 are slidably sleeved on the outer surface of the guide columns 27, and a slide groove 28 is provided on the upper surface of the base 1, and the bottom of the movable mold plate 4 is arranged on a slide bar, and the slide bar is slidably installed in the slide groove 28. In use, the movable mold plate 4 can be driven by the hydraulic cylinder 6 to move toward the static mold plate 2 to achieve the clamping of the static mold of the plastic part and the dynamic mold of the plastic part. After the clamping, the first motor 7 is started, which can make the driving rod 8 drive the driving member 9 to rotate, and the rotating driving member 9 can push the slide seat 10 to make it move horizontally in the filling cylinder 5, and the spring 29 can make it move back and forth, thereby ensuring that the injection head 13 can continuously inject the plastic liquid into the static mold of the plastic part, which is beneficial to the injection molding work.

[0026] In this embodiment, a horizontally arranged spray pipe 24 is fixedly installed on one side of the static template 2 close to the dynamic template 4, and a plurality of spray heads are arranged on the lower surface of the spray pipe 24, a water inlet pipe 26 is fixedly installed on the upper end of the static template 2, and the water inlet pipe 26 is connected with the spray pipe 24, and an electromagnetic valve is arranged on the water inlet pipe 26, and an accommodating cavity 25 is provided on the inner surface of the dynamic template 4 on the same horizontal plane as the spray pipe 24, the upper end of the water inlet pipe 26 is connected with the water supply network, and a water pump is arranged between the water inlet pipe 26 and the water supply network, and the electromagnetic valve and the water pump are electrically connected. In order to shorten the cooling time and improve the molding efficiency, the mold can be well cooled by arranging a spray pipe 24 above the mold.

[0027] 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 split type automotive plastic part injection mold, characterized in that: The invention comprises a base (1), a static mold plate (2) and a fixed seat (3) being fixedly mounted on the upper surface of the base (1), a horizontally arranged filling cylinder (5) being fixedly mounted on a side of the static mold plate (2) away from the fixed seat (3), and an injection head (14) being arranged on an end of the filling cylinder (5) close to the static mold plate (2), a movable mold plate (4) being arranged between the static mold plate (2) and the fixed seat (3), and a hydraulic cylinder (6) being mounted on the movable mold plate (4) for driving the movable mold plate to move horizontally, and a first motor (7) being mounted on a side of the filling cylinder (5) away from the static mold plate (2), A driving rod (8) penetrating into the filling cylinder (5) is fixedly connected to an output shaft at one end of the first motor (7); a driving member (9) is fixedly connected to the driving rod (8), and the driving member (9) is arranged inside the filling cylinder (5); one side of the driving member (9) is arranged on a slide seat (10) slidably installed in the filling cylinder (5); and a driving cavity (11) matching with the driving rod (9) is formed on the slide seat (10); and a top injection head (13) arranged inside the injection head (14) is fixed to one end of the slide seat (10) away from the driving member (9).

2. A split type automotive plastic part injection mold according to claim 1, characterized in that: A sliding seat (15) is also fixedly installed in the filling cylinder (5), and a sliding groove (18) is provided in the sliding seat (15). A sliding block (17) is slidably installed in the sliding groove (18). The inner surface of the sliding block (17) is fixedly connected to a second motor (16). A rotating rod (12) is fixedly connected to the output shaft of the second motor (16). An auger blade (21) is fixedly connected to the outer surface of the rotating rod (12). An end of the rotating rod (12) away from the second motor (16) is fixedly connected to the top injection head (13), and an end of the second motor (16) away from the auger blade (21) is fixedly connected to the sliding seat (10).

3. A split type automotive plastic part injection mold according to claim 2, characterized in that: A spring (29) is connected between the slider (17) and the second motor (16).

4. The split type automobile plastic part injection mold according to claim 1, characterized in that: A master batch feeding barrel (19) is arranged on one side of the top of the filling barrel (5), and a feeding pipe (20) is fixedly installed on the lower end of the master batch feeding barrel (19). An opening connected to the feeding pipe (20) is opened on the filling barrel (5), and the opening is located on a side of the sliding seat (15) close to the auger blade (21).

5. The split type automobile plastic part injection mold according to claim 1, characterized in that: A heating container (22) is fixedly sleeved on the outer surface of the filling cylinder (5), and a plurality of heating tubes (23) are arranged inside the heating container (22).

6. The split type automobile plastic part injection mold according to claim 1, characterized in that: A horizontally arranged spray pipe (24) is fixedly mounted on one side of the static mold plate (2) close to the dynamic mold plate (4), and a plurality of spray heads are arranged on the lower surface of the spray pipe (24). A water inlet pipe (26) is fixedly mounted on the upper end of the static mold plate (2), and the water inlet pipe (26) is connected to the spray pipe (24).

7. The split type automobile plastic part injection mold according to claim 1, characterized in that: The water inlet pipe (26) is provided with a solenoid valve, and the inner surface of the movable template (4) is provided with a receiving cavity (25) on the same horizontal plane as the spray pipe (24).

8. The split type automobile plastic part injection mold according to claim 1, characterized in that: The upper end of the water inlet pipe (26) is connected to the water supply network, and a water pump is provided between the water inlet pipe (26) and the water supply network, and the solenoid valve is electrically connected to the water pump.

9. The split type automobile plastic part injection mold according to claim 1, characterized in that: A plurality of guide columns (27) are fixedly connected between the static template (2) and the fixed seat (3), and the guide columns (27) and the movable template (4) are slidably sleeved on the outer surface of the guide columns (27). A slide groove (28) is provided on the upper surface of the base (1), and the bottom of the movable template (4) is arranged on a slide bar, and the slide bar is slidably installed in the slide groove (28).

10. The split type automobile plastic part injection mold according to claim 1, characterized in that: The side of the static mold plate (2) close to the dynamic mold plate (4) is arranged on the static mold of the plastic part, and the side of the dynamic mold plate (4) close to the static mold plate (2) is arranged on the dynamic mold of the plastic part.

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