Simulation plant injection molding equipment

Abstract

The utility model discloses simulation plant injection molding equipment, and belongs to the technical field of injection molding, and the technical scheme is characterized in that the simulation plant injection molding equipment comprises an injection mold, and the injection mold comprises a nozzle body which is a cylindrical tubular body; the distribution piece is arranged in the nozzle body, and a spraying hole is formed in the distribution piece; the separation sleeve comprises a first flow guide channel and a second flow guide channel, and the separation sleeve is connected with the distribution piece; the valve needle is inserted into the separation sleeve and matched with the distribution piece, and the valve needle can move in the axial direction; wherein the distribution part comprises a third flow guide channel which corresponds to the first flow guide channel and is connected with the jet hole and a fourth flow guide channel which corresponds to the second flow guide channel, the outer wall surface of the distribution part comprises a first channel which is spirally distributed, and the fourth flow guide channel is connected with the first channel. The production method can be used for producing petal injection-molded parts with gradient colors.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of injection molding, and particularly relates to a simulation plant injection molding equipment. BACKGROUND

[0002] The simulation flower not only can keep fresh for a long time, but also can be at one's fingertips according to seasons and demands. The simulation flower has become a kind of time-to-time product. With the growth of the demand for simulation flowers, the ecological simulation flower simulation molding device has become one of the more important production devices. The artificial flower includes petals, leaves and stems, and different simulation flowers need to select different petals and leaves to match. The shape of the simulation flower is usually complex, and is mainly processed by injection molding.

[0003] However, the petals of the existing simulation flower are single in color and are easy to be recognized, while the real petals in reality mostly have color gradient. Therefore, improvement is needed. CONTENT OF THE UTILITY MODEL

[0004] The application aims to solve the above technical problems, and provides a simulation plant injection molding equipment which can be used for producing a petal injection molding part with a gradient color.

[0005] The application provides a simulation plant injection molding equipment, which comprises an injection mold, and the injection mold comprises:

[0006] A nozzle body in the shape of a cylindrical pipe;

[0007] A distribution part arranged in the nozzle body, wherein the distribution part is provided with a jet hole;

[0008] A separation sleeve comprising a first flow guide channel and a second flow guide channel, wherein the separation sleeve is connected with the distribution part;

[0009] A valve needle inserted into the separation sleeve and matched with the distribution part, wherein the valve needle can move in the axial direction;

[0010] The distribution part comprises a third flow guide channel corresponding to the first flow guide channel and connected with the jet hole, and a fourth flow guide channel corresponding to the second flow guide channel, the outer wall surface of the distribution part comprises a first channel distributed in a spiral shape, and the fourth flow guide channel is connected with the first channel.

[0011] The injection mold has a cavity for forming petals, is connected with a nozzle body, the nozzle body is connected with a distribution piece, a separation sleeve and a valve needle, the distribution piece is connected with the separation sleeve through a fastener such as a bolt, is sequentially connected through a first flow guide channel, a third flow guide channel and a jet hole, so that the melt flowing into the first flow guide channel can be sprayed from the jet hole, is sequentially connected through a second flow guide channel, a fourth flow guide channel and a first channel, so that the melt flowing into the second flow guide channel can flow along the second channel and then be sprayed from the nozzle body, the first flow guide channel and the second flow guide channel can input two different colors of melt, the proportion of the two kinds of melt when being sprayed from the nozzle body is controlled by controlling the speed of the melt input by the first flow guide channel and the second flow guide channel, and the injection of the gradient color mixed melt is realized by continuously changing the mixing proportion, and the petals with gradient color are finally formed.

[0012] The valve needle is driven and controlled by electromagnetic force or gas pressure or hydraulic pressure, and two electromagnets are used in the drawings of the application and are respectively mounted on the valve needle and the nozzle body.

[0013] Further, the nozzle body comprises:

[0014] The fixed sleeve is threadedly connected with the nozzle body and is adapted to the distribution piece.

[0015] The fixed sleeve and the nozzle body are connected through a threaded pair, after the fixed sleeve and the nozzle body are connected, the distribution piece and the separation sleeve are abutted and fixed in the nozzle body, and have high structural stability.

[0016] Further, the separation sleeve comprises:

[0017] The flange portion is arranged at the end of the separation sleeve and is used for connecting with the distribution piece.

[0018] The flange portion and the separation sleeve are integrally connected, the flange portion has a counterbore and is adapted to the fastener, is used for mounting connection with the distribution piece, the distribution piece has a groove portion corresponding to the flange portion, and the stability of the overall connection structure of the separation sleeve and the distribution piece is improved through the above structure.

[0019] Further, the distribution piece comprises:

[0020] The annular groove is arranged between the fourth flow guide channel and the first channel.

[0021] The annular groove is formed by turning machining, facilitates machining of the first channel, and the annular groove improves the connection stability between the first flow guide channel and the first channel, so that the melt in the fourth flow guide channel can flow to the first channel.

[0022] Further, the distribution piece further comprises:

[0023] The stepped hole has the same diameter as the valve needle.

[0024] The diameter of the stepped hole is same as that of the valve needle, the stepped hole is connected with the injection hole, when the valve needle moves to the stepped hole direction, the valve needle cooperates with the stepped hole, the injection hole is limited to directly spray the melt outside the distribution part, when the valve needle is separated from the stepped hole, the melt in the injection hole can be sprayed from the stepped hole to the outside of the distribution part.

[0025] Further, the distribution part further comprises:

[0026] The second channel is distributed in the outer wall surface of the distribution part in a spiral shape;

[0027] The connecting channel is connected between the injection hole and the second channel.

[0028] The second channel is arranged on the outer wall surface of the distribution part, and the second channel does not intersect with the first channel, the connecting channel is connected between the injection hole and the second channel, when the stepped hole cooperates with the valve needle, the melt input from the first flow channel is guided to the second channel through the connecting channel, and the two kinds of melts are mixed more uniformly under the guidance of the first channel and the second channel, and then are sprayed from the nozzle body.

[0029] Further, the valve needle comprises:

[0030] The flow groove is arranged on the valve needle in a ring shape.

[0031] The flow groove is arranged on the valve needle and moves simultaneously with the valve needle, when the valve needle is separated from the stepped hole, the flow groove only corresponds to the connecting channel, so that the melt input from the first flow channel can be directly sprayed from the stepped hole, when the valve needle cooperates with the stepped hole, the flow groove corresponds to the third flow hole and the connecting channel, so that the melt input from the first flow channel can be guided to the second channel.

[0032] Further, the application further comprises:

[0033] The heating element is sleeved on the nozzle body, and is used for providing a heat source to keep the temperature of the melt in the nozzle body.

[0034] The heating element is connected with the power supply, when the nozzle body is used, the heating element provides the heat source to ensure the fluidity of the melt in the nozzle body.

[0035] The application has the following beneficial effects:

[0036] 1. When the valve needle is separated from the stepped hole, the flow groove only corresponds to the connecting channel, so that the melt input from the first flow channel can be directly sprayed from the stepped hole.

[0037] 2. When the valve needle cooperates with the stepped hole, the flow groove corresponds to the third flow hole and the connecting channel, so that the melt input from the first flow channel can be guided to the second channel.

[0038] 3、When the stepped hole is matched with the valve needle, the melt input from the first flow channel is guided to the second channel from the connecting channel, so that the two kinds of melt are mixed more uniformly under the guidance of the first channel and the second channel. BRIEF DESCRIPTION OF DRAWINGS

[0039] Fig. 1 It is a structural schematic diagram of the injection mold of the present application;

[0040] Fig. 2 It is a structural schematic diagram of the nozzle body of the present application;

[0041] Fig. 3 It is a structural schematic diagram of the distribution piece of the present application;

[0042] In the drawings, reference numerals, 100, injection mold; 200, nozzle body; 210, fixed sleeve; 300, distribution piece; 310, injection hole; 320, third flow channel; 330, fourth flow channel; 340, first channel; 350, ring groove; 360, stepped hole; 370, second channel; 380, connecting channel; 400, separation sleeve; 410, first flow channel; 420, second flow channel; 430, flange part; 500, valve needle; 510, flow groove; 600, heating element. DETAILED DESCRIPTION

[0043] The technical solutions in the embodiments of the present application will be clearly described below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art belong to the scope of protection of the present application.

[0044] The terms "first", "second", and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described herein, and the objects distinguished by "first", "second", etc. are usually a class, not limited to the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims means at least one of the connected objects, and the character " / ", generally represents a "or" relationship between the objects before and after.

[0045] The embodiments of the present application will be described in detail below in combination with the drawings and through specific embodiments and their application scenarios.

[0046] Embodiment 1:

[0047] As Figs. 1-3As shown, the embodiment of the present application provides a kind of simulation plant injection molding equipment, including injection mold 100, the injection mold 100 includes:

[0048] Nozzle body 200, cylindrical tubular body;

[0049] Distribution 300, in nozzle body 200, the distribution 300 is provided with injection hole 310;

[0050] Separation sleeve 400, including first flow channel 410, second flow channel 420, the separation sleeve 400 is connected with distribution 300;

[0051] Valve needle 500, is inserted in separation sleeve 400 and is adapted with distribution 300, the valve needle 500 can be moved along the axial direction;

[0052] Wherein, the distribution 300 includes the third flow channel 320 corresponding with the first flow channel 410 and being connected with injection hole 310, the fourth flow channel 330 corresponding with the second flow channel 420, the outer wall surface of distribution 300 includes helically distributed first channel 340, and the fourth flow channel 330 is connected with first channel 340.

[0053] Injection mold 100 has the cavity for forming petal, is connected with nozzle body 200, nozzle body 200 is installed with distribution 300, separation sleeve 400, valve needle 500 connection, distribution 300 is connected between separation sleeve 400 by bolt etc.

[0054] Valve needle 500 is driven by electromagnetism or gas pressure or hydraulic power, and the two electromagnets in the drawings of the present application are shown, and are respectively installed in valve needle 500 and.

[0055] Further, the nozzle body 200 includes:

[0056] Fixed sleeve 210, is connected with nozzle body 200 and is adapted with distribution 300.

[0057] The fixed sleeve 210 is connected with the nozzle body 200 through a threaded pair, and after the fixed sleeve 210 is connected with the nozzle body 200, the distribution piece 300 and the separation sleeve 400 are abutted and fixed in the nozzle body 200, so that the structural stability is high.

[0058] Further, the separation sleeve 400 comprises:

[0059] The flange part 430 is arranged at the end of the separation sleeve 400 and is used for connecting with the distribution piece 300.

[0060] The flange part 430 is integrally connected with the separation sleeve 400, has a counterbore on the flange part 430, and is matched with a fastener, so as to be mounted and connected with the distribution piece 300. The distribution piece 300 has a groove part corresponding to the flange part 430, so that the stability of the overall connection structure of the separation sleeve 400 and the distribution piece 300 is improved.

[0061] Further, the distribution piece 300 comprises:

[0062] The annular groove 350 is arranged between the fourth flow channel 330 and the first channel 340.

[0063] The annular groove 350 is formed by turning machining, facilitates the machining of the first channel 340, and improves the connection stability between the first flow channel 410 and the first channel 340, so that the melt in the fourth flow channel 330 can flow to the first channel 340.

[0064] Further, the distribution piece 300 further comprises:

[0065] The stepped hole 360 has the same diameter as the valve needle 500.

[0066] The stepped hole 360 is connected with the injection hole 310, and the diameter of the stepped hole 360 is the same as that of the valve needle 500. When the valve needle 500 moves to the direction of the stepped hole 360, the valve needle 500 is matched with the stepped hole 360, so that the melt in the injection hole 310 is prevented from being directly sprayed out of the distribution piece 300. When the valve needle 500 is separated from the stepped hole 360, the melt in the injection hole 310 can be sprayed out of the distribution piece 300 from the stepped hole 360.

[0067] Further, the distribution piece 300 further comprises:

[0068] The second channel 370 is spirally arranged on the outer wall surface of the distribution piece 300.

[0069] The connecting channel 380 is connected between the injection hole 310 and the second channel 370.

[0070] The second channel 370 is arranged on the outer wall of the distribution member 300, and the second channel 370 does not intersect with the first channel 340, and the second channel 370 is connected between the injection hole 310 and the second channel 370 through the connecting channel 380. When the stepped hole 360 cooperates with the valve needle 500, the melt input from the first flow channel 410 is guided to the second channel 370 from the connecting channel 380, so that the two melts are mixed more uniformly under the guidance of the first channel 340 and the second channel 370, and then sprayed from the nozzle body 200.

[0071] Further, the valve needle 500 comprises:

[0072] The flow groove 510 is annularly arranged on the valve needle 500.

[0073] The flow groove 510 is arranged on the valve needle 500 and moves with the valve needle 500. When the valve needle 500 is separated from the stepped hole 360, the flow groove 510 only corresponds to the connecting channel 380, so that the melt input from the first flow channel 410 can be directly sprayed from the stepped hole 360. When the valve needle 500 cooperates with the stepped hole 360, the flow groove 510 corresponds to the third flow hole and the connecting channel 380, so that the melt input from the first flow channel 410 can be guided to the second channel 370.

[0074] Embodiment 2:

[0075] As shown in the Fig. 2 embodiments of the present application provide a kind of simulation plant injection molding equipment, in addition to comprising above technical features, further, it further comprises:

[0076] The heating element 600 is sleeved with the nozzle body 200, and is used to provide heat source to keep the melt temperature in the nozzle body 200.

[0077] The heating element 600 is connected with the power supply, and when the nozzle body 200 is used, the flowability of the melt in the nozzle body 200 is ensured by the heating element 600 to provide heat source.

[0078] It should be noted that, in the present document, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a", "comprising", or "includes a", does not, without more constraints, preclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus of the present embodiments are not limited by the order of the steps or the order of the components, as described in the examples, but can include performing the steps in different order, or performing the steps concurrently, or in reverse order, or omitting one or more steps, or adding one or more steps, or adding, omitting, or combining various features of the examples described. Also, features described in relation to one example can be combined in other examples.

[0079] The embodiments of the present application described above are merely illustrative, and the present application is not limited to the above-described specific embodiments, which are merely illustrative, but not restrictive. Those skilled in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, which all belong to the protection of the present application.

Claims

1. A simulated plant injection molding apparatus comprising an injection mold (100), characterized in that, The injection mold (100) comprises: a nozzle body (200) in a cylindrical tubular shape; a distribution piece (300) disposed in the nozzle body (200), the distribution piece (300) being provided with a jet hole (310); a separation sleeve (400) comprising a first flow channel (410) and a second flow channel (420), the separation sleeve (400) being connected with the distribution piece (300); a valve needle (500) inserted into the separation sleeve (400) and adapted to the distribution piece (300), the valve needle (500) being axially movable; wherein the distribution piece (300) comprises a third flow channel (320) corresponding to the first flow channel (410) and connected with the jet hole (310), and a fourth flow channel (330) corresponding to the second flow channel (420), an outer wall surface of the distribution piece (300) comprising a first channel (340) distributed in a spiral shape, the fourth flow channel (330) being connected with the first channel (340).

2. The simulated plant injection molding apparatus of claim 1, wherein, The nozzle body (200) comprises: a fixed sleeve (210) threadedly connected with the nozzle body (200) and adapted to the distribution piece (300).

3. The simulated plant injection molding apparatus of claim 2, wherein, The separation sleeve (400) comprises: a flange portion (430) disposed at an end of the separation sleeve (400) and used for connecting with the distribution piece (300).

4. The simulated plant injection molding apparatus of claim 3, wherein, The distribution piece (300) comprises: a ring groove (350) disposed between the fourth flow channel (330) and the first channel (340).

5. The simulated plant injection molding apparatus of claim 4, wherein, The distribution piece (300) further comprises: a stepped hole (360) having the same diameter as the valve needle (500).

6. The simulated plant injection molding apparatus of claim 5, wherein, The distribution piece (300) further comprises: a second channel (370) distributed in a spiral shape on an outer wall surface of the distribution piece (300); a connecting channel (380) connected between the jet hole (310) and the second channel (370).

7. The simulated plant injection molding apparatus of claim 6, wherein, The valve needle (500) comprises: a flow groove (510) annularly distributed on the valve needle (500).

8. The simulated plant injection molding apparatus of claim 1, wherein, Further comprising: a heating element (600) sleeved on the nozzle body (200) for providing a heat source to maintain the temperature of a melt in the nozzle body (200).

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