Multi-insert product compression molding mold

Abstract

The utility model discloses a multi-insert product compression molding die, which relates to the field of molding dies, and comprises an upper fixing plate and a lower fixing plate, the bottom of the upper fixing plate is provided with a male die, the top of the lower fixing plate is provided with a base plate, and the top of the base plate is provided with a cavity plate. Through the arrangement of the mold splitting rod, the ejector rod 1, the ejector rod 2, the ejector rod 3, the ejector rod 4 and the ejector rod 5, the mold splitting rod and the mold splitting plate are only used when a product is separated from a mold after compression molding is completed, the length of the mold splitting rod is larger than that of the ejector rod, the height difference between the mold splitting rod and the ejector rod is reasonably calculated, and it is guaranteed that the part above a male mold is firstly ejected out when the mold splitting rod works; and then the ejector rod 1, the ejector rod 2, the ejector rod 3, the ejector rod 4 and the ejector rod 5 are ejected to the corresponding ejector block 1, the ejector block 2, the ejector block 3 and the ejector block 4, the insert block 1A, the insert block 1B, the core column, the insert block 2, the insert block 3A, the insert block 3B and the product are ejected out together, and the product is demoulded.

Description

TECHNICAL FIELD

[0001] The utility model relates to the forming die field, concretely relates to a product compression molding die of many embedded parts. BACKGROUND

[0002] The compression molding die, which can be simply referred to as a compression molding die, is a device that can directly add plastic raw materials into an open mold cavity, close the mold, and rapidly melt and flow the plastic raw materials under the action of heat and pressure, and then the raw materials are chemically crosslinked and physically cooled and hardened to be shaped.

[0003] However, the existing product compression molding die first needs to determine a reasonable mold structure, that is, how to fix the product embedded parts in the mold cavity, so as to ensure that the position and size of the product embedded parts remain unchanged when the plastic melt is immersed, and at the same time, it is also necessary to consider whether the distribution of the ejection mechanism is reasonable, so that the product embedded parts are not damaged during the ejection process, the product is easy to push out, and the production of compression molding is easy, thereby the practicality is low. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a product compression molding die suitable for various metal embedded parts, which fixes the position of the embedded parts in the cavity, optimizes the design of the ejection mechanism, ensures the product production quality, and effectively improves the production efficiency.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A product compression molding die of many embedded parts, comprising an upper fixed plate and a lower fixed plate, the bottom of the upper fixed plate is provided with a punch, the top of the lower fixed plate is provided with a backing plate, the top of the backing plate is provided with a cavity plate, the inside of the cavity plate is provided with a mold cavity, the bottom of the punch is inserted into the inside of the mold cavity, the sidewall of the punch is uniformly distributed and mounted with a plurality of cores, the inside of the backing plate and the cavity plate is inserted and provided with two guide columns, the inside of the backing plate is assembled and provided with a top block 1, a top block 2, a top block 3 and a top block 4, the inside of the cavity plate is assembled and provided with an embedded block 1A, an embedded block 1B, a core column, an embedded block 2, an embedded block 3A and an embedded block 3B, the inside of the cavity plate is provided with a parting plate, and the inside of the parting plate is assembled and provided with a top rod 1, a top rod 2, a top rod 3, a top rod 4, a top rod 5 and a parting rod.

[0007] Preferably, the inside of each core is inserted and provided with a positioning tip, the inside of the upper fixed plate is inserted and provided with a plurality of screws 1, and one end of each screw 1 is threadedly connected to the inside of the punch.

[0008] Preferably, the bottom of the punch is provided with an upper pressing line plate, the top of the cavity plate is provided with a lower pressing line plate, both sides of the lower pressing line plate are provided with semicircular holes, and each semicircular hole is matched with one end of the positioning pin.

[0009] Preferably, the inside of the lower fixed plate is provided with a plurality of screws 2, one end of each screw 2 penetrates through the backing plate and is screwed into the inside of the cavity plate.

[0010] Preferably, the length of the parting rod is greater than the length of the ejector pin 1, the ejector pin 2, the ejector pin 3, the ejector pin 4 and the ejector pin 5.

[0011] Preferably, the middle of the lower pressing line plate is provided with a U-shaped groove.

[0012] In the above technical scheme, the technical effects and advantages of the utility model are provided:

[0013] 1. The utility model discloses a parting rod and an ejector pin 1, an ejector pin 2, an ejector pin 3, an ejector pin 4 and an ejector pin 5 are arranged, the parting rod is used only when the product is separated after the compression molding is completed, the length of the parting rod is greater than the length of the ejector pin, the height difference between the parting rod and the ejector pin is calculated reasonably, the parting rod is used first to eject the part above the punch, then the ejector pin 1, the ejector pin 2, the ejector pin 3, the ejector pin 4 and the ejector pin 5 are used, and finally the corresponding top block 1, top block 2, top block 3 and top block 4 are used to eject the embedded block 1A, the embedded block 1B, the core column, the embedded block 2, the embedded block 3A, the embedded block 3B and the product together, so that the product is demolded.

[0014] 2. The utility model discloses a positioning pin and a screw 1 are arranged, the positioning pin can prevent the core from rotating, the punch is connected and fixed together with the upper fixed plate by a plurality of screws 1, and the core is prevented from being separated.

[0015] 3. The utility model discloses an upper pressing line plate and a lower pressing line plate are arranged, the upper pressing line plate and the lower pressing line plate and the two positioning pins can position and fix the lead-out wire, and the lower pressing line plate is provided with semicircular holes at both ends, and then can be positioned in cooperation with the two positioning pins.

[0016] 4. The utility model discloses a plurality of screws 2 are arranged, the backing plate, the cavity plate and the lower fixed plate are connected and fixed together by a plurality of screws 2, and then the guide column, the top block 1, the top block 2, the top block 3 and the top block 4 are prevented from being separated. DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0018] Figure 1 This is a schematic structural diagram of an embodiment of the utility model;

[0019] Figure 2 2. It is a schematic diagram of the cross-sectional structure of the upper fixed plate;

[0020] Figure 3 It is a schematic diagram of the cross-sectional structure of the punch;

[0021] Figure 4 2. It is a schematic diagram of the cross-sectional structure of the core;

[0022] Figure 5 2. It is a schematic diagram of the cross-sectional structure of the cavity plate;

[0023] Figure 6 is a schematic cross-sectional view of the insert 1A;

[0024] Figure 7 is a schematic structural diagram of the inlay 1B;

[0025] Figure 8 It is a schematic diagram of the core column structure;

[0026] Figure 9 It is a schematic diagram of the pad structure;

[0027] Figure 10 1 is a schematic structural diagram of the top block 1;

[0028] Figure 11 2 is a schematic diagram of the structure of the top block 2;

[0029] Figure 12 2 is a schematic diagram of the lower fixed plate structure;

[0030] Figure 13 It is a schematic diagram of the sub-template structure;

[0031] Figure 14 1 is a schematic diagram of the structure of the parting pin, ejector pin 1, ejector pin 2, ejector pin 3, ejector pin 4, and ejector pin 5;

[0032] Figure 15 3 is a schematic diagram of the structure of the top block;

[0033] Figure 16 1 is a schematic diagram of the structure of the top block 4;

[0034] Figure 17 2 is a schematic diagram of the structure of the inlay block 2;

[0035] Figure 18 is a schematic diagram of the structure of the inlay 3A;

[0036] Figure 19 is a schematic diagram of the structure of the inlay 3B;

[0037] Figure 20 It is a schematic diagram of the guide column structure;

[0038] Figure 21 is a schematic view of a lower pressing plate structure;

[0039] Figure 22 is a schematic view of an upper pressing plate structure.

[0040] Reference signs:

[0041] 1. upper fixed plate, 2. male die, 3. core, 4. positioning pin, 5. screw, 6. cavity plate, 7. insert block 1A, 8. insert block 1B, 9. core column, 10. pad, 11. top block 1, 12. top block 2, 13. lower fixed plate, 14. screw, 15. parting plate, 16. ejector rod 1, 17. ejector rod 2, 18. ejector rod 3, 19. ejector rod 4, 20. top block 3, 21. top block 4, 22. ejector rod 5, 23. insert block 2, 24. insert block 3A, 25. insert block 3B, 26. parting rod, 27. guide pillar, 28. lower pressing plate, 29. upper pressing plate. DETAILED DESCRIPTION

[0042] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below in combination with the drawings.

[0043] The utility model discloses a product compression plastic forming mould of many insert pieces.

[0044] The utility model provides a product compression plastic forming mould of many insert pieces as Figure 1 The product compression plastic forming mould of many insert pieces includes upper fixed plate 1 and lower fixed plate 13, and the bottom of upper fixed plate 1 is provided with male die 2, the top of lower fixed plate 13 is provided with pad 10, the top of pad 10 is provided with cavity plate 6, the inside of cavity plate 6 is provided with mould cavity, and the bottom of male die 2 is inserted into the inside of mould cavity, a plurality of cores 3 are evenly distributed and installed on the side wall of male die 2, two guide pillars 27 are inserted and arranged in the inside of pad 10 and cavity plate 6, top block 1 11, top block 2 12, top block 3 20 and top block 4 21 are assembled and arranged in the inside of pad 10, insert block 1 A 7, insert block 1 B 8, core column 9, insert block 2 23, insert block 3 A 24 and insert block 3 B 25 are assembled and arranged in the inside of cavity plate 6, parting plate 15 is arranged in the inside of cavity plate 6, and ejector rod 1 16, ejector rod 2 17, ejector rod 3 18, ejector rod 4 19, ejector rod 5 22 and parting rod 26 are assembled and arranged in the inside of parting plate 15, the position of each insert piece of the product is fixed in the mould using the form of insert block or combined insert block, the insert block is designed to be unique in direction to prevent installation error in the operation process, different size top blocks are used to cooperate with the insert block of the mould, the product is pushed out stably, and the insert piece of the product is not damaged.

[0045] As shown in Figure 1As shown in the drawings, the inside of each core 3 is inserted with a positioning pin 4, and the inside of the upper fixed plate 1 is inserted with a plurality of screws 15, one end of each screw 15 being screwed into the inside of the male die 2.

[0046] As shown in the drawings, the bottom of the male die 2 is provided with an upper pressing line plate 29, and the top of the cavity plate 6 is provided with a lower pressing line plate 28, both sides of the lower pressing line plate 28 being provided with a semicircular hole, each semicircular hole being matched with one end of the positioning pin 4. Figure 1

[0047] As shown in the drawings, the inside of the lower fixed plate 13 is inserted with a plurality of screws 214, one end of each screw 214 penetrating the spacer plate 10 and being screwed into the inside of the cavity plate 6. Figure 1

[0048] As shown in the drawings, the length of the parting rod 26 is greater than the length of the ejector pin 116, the ejector pin 217, the ejector pin 318, the ejector pin 419 and the ejector pin 522. Figure 1

[0049] As shown in the drawings, the middle part of the lower pressing line plate 28 is provided with a U-shaped groove. Figure 1

[0050] The working process of the mold is as follows: preheat the mold to the working temperature; open the mold, and place the male die part on the heating plate; install each fine needle type insert into the corresponding hole of the mold, adjust the position of the lead wire, and press the lead wire into the U-shaped groove of the lower pressing line plate; install the upper pressing line plate into the mold; weigh the material and slowly add it into the cavity mold; install the male die, and press the mold in the press (keep the temperature and pressure for a certain period of time); remove the mold from the press, and use the mold plate and the parting rod to eject the product; place the male die part on the heating plate; clean the mold, mainly clean the cavity and the fine needle installation hole; install each insert and core column into the mold in sequence, and prepare for the next pressing.

[0051] The above only describes some exemplary embodiments of the utility model in a descriptive manner, without doubt, for ordinary skilled in the art, under the condition of not deviating from the spirit and scope of the utility model, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature, and should not be understood as limiting the scope of protection of the utility model claims.​​​​

Claims

1. A multi-cavity product compression molding mold comprising an upper fixed plate (1) and a lower fixed plate (13), characterized in that, The bottom of the upper fixed plate (1) is provided with a convex die (2), the top of the lower fixed plate (13) is provided with a backing plate (10), the top of the backing plate (10) is provided with a cavity plate (6), the inside of the cavity plate (6) is provided with a die cavity, the bottom of the convex die (2) is inserted into the inside of the die cavity, the side wall of the convex die (2) is uniformly distributed and mounted with a plurality of cores (3), the inside of the backing plate (10) and the cavity plate (6) is inserted and provided with two guide columns (27), the inside of the backing plate (10) is assembled and provided with a top block 1 (11), a top block 2 (12), a top block 3 (20) and a top block 4 (21), the inside of the cavity plate (6) is assembled and provided with an embedded block 1A (7), an embedded block 1B (8), a core column (9), an embedded block 2 (23), an embedded block 3A (24) and an embedded block 3B (25), the inside of the cavity plate (6) is provided with a parting plate (15), and the inside of the parting plate (15) is assembled and provided with a top rod 1 (16), a top rod 2 (17), a top rod 3 (18), a top rod 4 (19), a top rod 5 (22) and a parting rod (26).

2. A multi-cavity product compression molding mold according to claim 1, wherein, The inside of each of the cores (3) is inserted and provided with a positioning tip (4), and the inside of the upper fixed plate (1) is inserted and provided with a plurality of screws 1 (5), one end of each of the screws 1 (5) is threadedly sleeved in the inside of the convex die (2).

3. A multi-cavity product compression molding mold according to claim 1, wherein, The bottom of the convex die (2) is provided with an upper pressing line plate (29), the top of the cavity plate (6) is provided with a lower pressing line plate (28), and the two sides of the lower pressing line plate (28) are provided with semicircular holes, and one end of each of the semicircular holes is matched with the positioning tip (4).

4. A multi-cavity product compression molding mold according to claim 1, wherein The inside of the lower fixed plate (13) is inserted and provided with a plurality of screws 2 (14), one end of each of the screws 2 (14) penetrates the backing plate (10) and is threadedly sleeved in the inside of the cavity plate (6).

5. A multi-cavity product compression molding mold according to claim 1, wherein, The length of the parting rod (26) is greater than the length of the top rod 1 (16), the top rod 2 (17), the top rod 3 (18), the top rod 4 (19) and the top rod 5 (22).

6. A multi-cavity product compression molding mold according to claim 3, wherein The middle of the lower pressing line plate (28) is provided with a U-shaped groove.

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