Plastic bucket cover ring mold with automatic cover closing function

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to a plastic bucket cover ring mold with an automatic cover closing function. The injection mold comprises an upper mold plate, a runner plate and an upper mold base are arranged below the upper mold plate, an injection port assembly is inserted into the upper mold plate, the runner plate and the upper mold base, a lower mold base is pressed below the upper mold base, an upper mold core block and a lower mold core block are arranged in the upper mold base and the lower mold base respectively, and a supporting block and a lower mold plate are arranged below the lower mold base. An upper ejection plate is arranged in the middle of the upper die base, a first straight ejection rod, a second straight ejection rod and a main ejection column are arranged in the upper portion of the upper ejection plate, and a telescopic assembly and a piece collecting rod are arranged on the two sides of the upper die base and the two sides of the lower die base. The telescopic assembly and the piece collecting rod are arranged on the two sides of the middle of the whole die, and after die opening, the telescopic assembly is started to drive the piece collecting rod to move product pieces out of the die; and the danger of manual taking is avoided, the labor amount is reduced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molds and relates to a plastic barrel cover ring mold with an automatic cover closing function. Background Art

[0002] Injection molding, also known as injection molding, is a molding method that combines injection and molding. The advantages of the injection molding method are fast production speed, high efficiency, automated operation, a wide variety of colors, shapes from simple to complex, sizes from large to small, and precise product size. The product is easy to update and can be made into parts with complex shapes. Injection molding is suitable for mass production and molding and processing fields such as products with complex shapes. After the existing plastic barrel cover ring is completed by injection molding, due to the complex shape of the product, it is manually taken out after the mold is opened, but this will be dangerous, and will increase the amount of manual labor and reduce work efficiency. Therefore, in view of the above problems, a plastic barrel cover ring mold with automatic closing function is proposed. Utility Model Content

[0003] The utility model aims to solve the above problems and provides a plastic barrel cover ring mould with automatic cover closing function.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A plastic barrel cover ring mold with an automatic cover closing function comprises an upper mold plate, a flow channel plate is arranged below the upper mold plate, an upper mold base is arranged below the flow channel plate, an upper mold core block is arranged inside the lower mold base, and an injection port assembly is inserted in the upper mold core block, the upper mold base, the flow channel plate and the upper mold plate, a lower mold base is pressed together with the lower mold base below the upper mold base, a lower mold core block is arranged above the lower mold base, and the upper mold core block is pressed together with the lower mold core block above, telescopic assemblies are respectively arranged on both sides of the upper mold base and the lower mold base, and the outer ends of the telescopic assemblies are A lifting rod is provided in between, support blocks are provided on both sides below the lower mold base, and a lower mold plate is provided below the support blocks, sliding columns and support columns are provided above the lower mold plate, and an upper top plate and a lower top plate are arranged outside the sliding columns and support columns, a first straight push rod, a second straight push rod and a main push rod are arranged above the upper top plate, a spring is provided below the lower top plate, and the spring passes through the lower mold plate downward, limit pull rods are provided on both sides of the upper mold base, limit clamps are provided on both sides of the lower top plate, and a limit pull rod is inserted into the limit clamp.

[0006] In the above-mentioned plastic barrel cover ring mold with automatic closing function, the flow channel plate is fixedly connected to the bottom of the upper template, the flow channel plate is fixedly connected to the upper mold base, and an upper mold core slot is opened at the bottom of the upper mold base, and the upper mold core block is fixedly connected in the upper mold core slot, and the upper mold core block, the upper mold base 4, the flow channel plate and the middle part of the upper template are inserted into the fixed connection injection port assembly.

[0007] In the above-mentioned plastic barrel cover ring mold with automatic closing function, a lower mold core slot is opened above the lower mold base, and a lower mold core block is fixedly connected in the lower mold core slot, and a molding cavity is formed between the lower mold core block and the upper mold core block, and the bottom of the injection port assembly is inserted into the mold cavity.

[0008] In the above-mentioned plastic barrel cover ring mold with automatic closing function, the two sides below the lower mold base are fixedly connected to support blocks, and the support blocks are fixedly connected to the two sides above the lower mold plate below, and the middle part above the lower mold plate is respectively fixedly connected to multiple sliding columns and multiple support columns, and the top of the sliding column is inserted into the bottom of the lower mold base, and the top of the support column is tightly fitted with the bottom of the lower mold base.

[0009] In the above-mentioned plastic barrel cover ring mold with automatic closing function, the sliding column and the support column outer casing are slidably connected to the upper top plate and the lower top plate, and there is a gap between the upper top plate and the lower top plate, and at the same time, the upper top plate and the lower top plate are placed between two support blocks with a spacing.

[0010] In the above-mentioned plastic barrel cover ring mold with automatic closing function, multiple first straight push rods and multiple second straight push rods are fixedly connected above the upper top plate, and the first straight push rods and the second straight push rods are upwardly inserted into the lower mold base and the lower mold core block, and at the same time, the tops of the first straight push rods and the second straight push rods are placed flush with the bottom of the cavity.

[0011] In the above-mentioned plastic barrel cover ring mold with automatic closing function, the main top columns are fixedly connected at the four corners of the upper top plate, and the main top columns are upwardly inserted into the four corners of the sliding connection lower mold base, and at the same time, the top of the main top column is tightly fitted with the bottom of the four corners of the upper mold base.

[0012] In the above-mentioned plastic barrel cover ring mold with automatic closing function, both sides of the lower mold base are fixedly connected to the bottom of the telescopic component, and the telescopic component is placed above the two sides of the upper mold base with a distance, and the outer ends of the telescopic components are fixedly connected to the piece-grabbing rod, and the piece-grabbing rod is flush with the middle of the upper mold core block.

[0013] In the above-mentioned plastic barrel cover ring mold with automatic closing function, the upper mold base is fixedly connected to the limit rod on both sides, and the middle of the limit rod is placed between the lower mold base and the telescopic component with a spacing, and the lower top plate is fixedly connected to the limit clamp on both sides, and the limit clamp is inserted under the limit rod.

[0014] In the above-mentioned plastic barrel cover ring mold with automatic closing function, a fixed connecting spring is inserted into the bottom of the lower top plate, and the spring passes through and slides to connect the lower template.

[0015] Compared with the existing technology, the advantages of the utility model are:

[0016] The utility model has a flow channel plate and an upper mold base below an upper mold plate, and an injection port assembly is inserted into the upper mold plate, the flow channel plate and the upper mold base, a lower mold base is pressed together below the upper mold base, and an upper mold core block and a lower mold core block are respectively provided in the upper mold base and the lower mold base, a support block and a lower mold plate are provided below the lower mold base, a first straight ejector rod, a second straight ejector rod and a main ejector column are provided above the upper top plate, telescopic components and piece-grabbing rods are provided on both sides of the upper mold base and the lower mold base, and the telescopic components and piece-grabbing rods are provided on both sides of the middle part of the overall mold. After the mold is opened, the telescopic component is started to drive the piece-grabbing rods to move the product parts out of the mold, thereby avoiding the danger of manual picking, reducing the workload and increasing work efficiency.

[0017] Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall schematic diagram of the utility model;

[0019] Figure 2 This is an overall exploded top view of the utility model.

[0020] Figure 3 It is an overall exploded bottom view schematic diagram of the utility model;

[0021] Figure 4 It is a top view schematic diagram of the cooperation between the lower die base and the telescopic assembly of the utility model;

[0022] Figure 5 It is a schematic diagram of the internal matching structure of the utility model.

[0023] In the figure: 1. upper mold plate; 2. injection port assembly; 3. runner plate; 4. upper mold base; 41. upper mold core slot; 5. lower mold base; 51. lower mold core slot; 6. support block; 7. lower mold plate; 8. upper top plate; 81. lower top plate; 9. telescopic assembly; 10. lifting rod; 11. upper mold core block; 12. lower mold core block; 13. first straight push rod; 14. second straight push rod; 15. sliding column; 16. support column; 17. limit pull rod; 18. limit clamp; 19. main push column; 20. spring. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings.

[0025] like Figure 1-5As shown, a plastic barrel cover ring mold with an automatic cover closing function includes an upper mold plate 1, a flow channel plate 3 is provided below the upper mold plate 1, an upper mold base 4 is provided below the flow channel plate 3, an upper mold core block 11 is provided inside the lower part of the upper mold base 4, and an injection port assembly 2 is inserted into the upper mold core block 11, the upper mold base 4, the flow channel plate 3 and the upper mold plate 1, a lower mold base 5 is pressed together below the upper mold base 4, and a lower mold core block 12 is provided above the lower mold base 5, and the upper part of the lower mold core block 12 is pressed together below the upper mold core block 11, telescopic assemblies 9 are provided on both sides of the upper mold base 4 and the lower mold base 5, and a scoop is provided between the outer ends of the telescopic assemblies 9 Rod 10, support blocks 6 are provided on both sides below the lower mold base 5, and a lower mold plate 7 is provided below the support block 6, a sliding column 15 and a support column 16 are provided above the lower mold plate 7, and an upper top plate 8 and a lower top plate 81 are provided on the sliding column 15 and the support column 16, a first straight push rod 13, a second straight push rod 14 and a main push column 19 are provided above the upper top plate 8, a spring 20 is provided below the lower top plate 81, and the spring 20 passes through the lower mold plate 7 downward, limit pull rods 17 are provided on both sides of the upper mold base 4, limit clamps 18 are provided on both sides of the lower top plate 81, and the limit clamps 18 are inserted with the limit pull rods 17 below.

[0026] The runner plate 3 is fixedly connected to the lower part of the upper mold plate 1, and the upper mold base 4 is fixedly connected to the lower part of the runner plate 3. An upper mold core slot 41 is provided at the bottom of the upper mold base 4. The upper mold core block 11 is fixedly inserted into the upper mold core slot 41, and the upper mold core block 11, the upper mold base 4, the runner plate 3 and the middle part of the upper mold plate 1 are inserted and fixedly connected with the injection port assembly 2.

[0027] Furthermore, a lower mold core slot 51 is opened above the lower mold base 5, and the lower mold core block 12 is fixedly connected in the lower mold core slot 51, and a molding cavity is formed between the lower mold core block 12 and the upper mold core block 11, and the bottom of the injection port assembly 2 is inserted into the cavity.

[0028] A flow channel plate 3 and an upper mold base 4 are provided below the upper mold plate 1, and an upper mold core block 11 provided in the upper mold base 4 and a lower mold core block 12 provided in the lower mold base 5 are pressed together to form an internal molding cavity, and the interior is injected using the injection port assembly 2 to form a product part inside.

[0029] The support blocks 6 are fixedly connected on both sides of the lower die base 5, and the lower side of the support blocks 6 is fixedly connected to both sides of the upper side of the lower mold plate 7. A plurality of slide columns 15 and a plurality of support columns 16 are respectively fixedly connected to the middle of the upper side of the lower mold plate 7, and the top of the slide column 15 is inserted into the bottom of the lower die base 5, while the top of the support column 16 is tightly fitted with the bottom of the lower die base 5.

[0030] Furthermore, the sliding column 15 and the supporting column 16 are provided with sliding connection on the upper top plate 8 and the lower top plate 81 , and there is a gap between the upper top plate 8 and the lower top plate 81 , and there is a spacing between the upper top plate 8 and the lower top plate 81 between the two supporting blocks 6 .

[0031] Furthermore, a plurality of first straight push rods 13 and a plurality of second straight push rods 14 are fixedly connected above the upper top plate 8, and the first straight push rods 13 and the second straight push rods 14 are upwardly inserted into the lower mold base 5 and the lower mold core block 12, and at the same time, the tops of the first straight push rods 13 and the second straight push rods 14 are placed flush with the bottom of the cavity.

[0032] A support block 6, a lower mold plate 7, an upper top plate 8 and a lower top plate 81 are provided below the lower mold base 5, and the upper top plate 8 and the lower top plate 81 can move up and down by relying on the sliding column 15 and the support column 16. At the same time, a first straight push rod 13 and a second straight push rod 14 are provided above the upper top plate 8 to eject the internal product parts.

[0033] Furthermore, the main top columns 19 are fixedly connected to the four corners of the upper top plate 8, and the main top columns 19 are inserted upward into the four corners of the lower mold base 5 for sliding connection, and at the same time, the tops of the main top columns 19 are tightly fitted with the bottoms of the four corners of the upper mold base 4.

[0034] The main push column 19 provided above the upper top plate 8 can push open the upper mold base 4 and the upper mold core block 11 when the mold is opened.

[0035] The lower mold base 5 is fixedly connected to the lower part of the telescopic component 9 on both sides, and the upper part of the telescopic component 9 is placed at a distance between the two sides of the upper mold base 4. The outer ends of the telescopic components 9 are fixedly connected to the piece-grabbing rod 10, and the piece-grabbing rod 10 is flush with the middle of the upper mold core block 11.

[0036] A telescopic assembly 9 and a piece-carrying rod 10 are provided on both sides of the upper mold base 4 and the lower mold base 5. After the mold is opened, the telescopic assembly 9 works to enable the piece-carrying rod 10 to move the product piece out of the mold.

[0037] The limiting rod 17 is fixedly connected on both sides of the upper mold base 4, and the middle part of the limiting rod 17 is placed between the lower mold base 5 and the telescopic assembly 9 with a spacing. The limiting clamp 18 is fixedly connected on both sides of the lower top plate 81, and the limiting clamp 18 is inserted under the limiting rod 17.

[0038] Furthermore, a fixed connecting spring 20 is inserted into the bottom of the lower top plate 81 , and the spring 20 passes through the sliding connection lower template 7 .

[0039] The limit pull rods 17 provided on both sides of the upper mold base 4 cooperate with the limit clamps 18 on both sides of the lower top plate 81 to play a role in positioning and pressing when closing and opening the mold. The spring 20 is provided under the lower top plate 81 to cushion the reset impact of the upper top plate 8 and the lower top plate 81.

[0040] Working principle:

[0041] A flow channel plate 3 and an upper mold base 4 are provided below the upper mold plate 1, and an injection port assembly 2 is inserted into the upper mold plate 1, the flow channel plate 3 and the upper mold base 4, a lower mold base 5 is pressed together below the upper mold base 4, and an upper mold core block 11 and a lower mold core block 12 are respectively provided in the upper mold base 4 and the lower mold base 5 to press together the internal molding cavity, and the injection port assembly 2 is used to inject into the cavity so that a product part is formed inside, a support block 6 and a lower mold plate 7 are provided below the lower mold base 5, and a slide column 15 and a support column 16 are provided above the lower mold plate 7, an upper top plate 8 and a lower top plate 81 are provided outside the slide column 15 and the support column 16, a first straight push rod 13, a second straight push rod 14 and a main push column 19 are provided above the upper mold base 4 Telescopic components 9 and lifting rods 10 are provided on both sides of the lower mold base 5. When opening the mold, under the action of external force, the upper ejector plate 8 and the lower ejector plate 81 are pushed upward, driving the main ejector column 19 to push open the upper mold base 4 and the upper parts, so that the product part is separated from the upper mold core block 11. At the same time, the first straight ejector rod 13 and the second straight ejector rod 14 lift the product part to separate from the lower mold core block 12. At this time, the product part is flush with the external lifting rod 10, and the telescopic component 9 is started to make the lifting rod 10 move the product part from the first straight ejector rod 13 and the second straight ejector rod 14, and the product part is pushed out of the mold. Finally, the telescopic component 9 drives the lifting rod 10 to reset, and the upper ejector plate 8 and the lower ejector plate 81 are reset for the next injection molding.

[0042] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways without departing from the spirit of the present invention.

[0043] Although this article uses more terms such as 1, upper mold plate; 2, injection port assembly; 3, runner plate; 4, upper mold base; 41, upper mold core slot; 5, lower mold base; 51, lower mold core slot; 6, support block; 7, lower mold plate; 8, upper top plate; 81, lower top plate; 9, telescopic assembly; 10, pick-up rod; 11, upper mold core block; 12, lower mold core block; 13, first straight push rod; 14, second straight push rod; 15, sliding column; 16, support column; 17, limit pull rod; 18, limit clamp; 19, main push column; 20, spring, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the utility model. It is contrary to the spirit of the utility model to interpret them as any additional restrictions.

Claims

1. A plastic barrel cover ring mold with automatic cover closing function, comprising an upper mold plate (1), characterized in that: A flow channel plate (3) is provided below the upper mold plate (1), an upper mold base (4) is provided below the flow channel plate (3), an upper mold core block (11) is provided inside the lower part of the upper mold base (4), and an injection port assembly (2) is inserted into the upper mold core block (11), the upper mold base (4), the flow channel plate (3) and the upper mold plate (1), a lower mold base (5) is pressed together below the upper mold base (4), a lower mold core block (12) is provided above the lower mold base (5), and the upper part of the lower mold core block (12) is pressed together with the lower part of the upper mold core block (11), telescopic assemblies (9) are provided on both sides of the upper mold base (4) and the lower mold base (5), and a gripping rod (10) is provided between the outer ends of the telescopic assemblies (9), and both sides of the lower mold base (5) are provided with A support block (6) is provided, and a lower template (7) is provided below the support block (6); a sliding column (15) and a supporting column (16) are provided above the lower template (7); an upper top plate (8) and a lower top plate (81) are provided on the sliding column (15) and the supporting column (16); a first straight top rod (13), a second straight top rod (14) and a main top column (19) are provided above the upper top plate (8); a spring (20) is provided below the lower top plate (81), and the spring (20) passes through the lower template (7) downward; limiting pull rods (17) are provided on both sides of the upper mold base (4); limiting clamps (18) are provided on both sides of the lower top plate (81), and the limiting clamps (18) are inserted below the limiting pull rods (17).

2. The plastic barrel cover ring mold with automatic cover closing function according to claim 1, characterized in that: The upper mold plate (1) is fixedly connected to a flow channel plate (3) at the bottom, and the flow channel plate (3) is fixedly connected to an upper mold base (4) at the bottom, and an upper mold core slot (41) is provided at the bottom of the upper mold base (4), and an upper mold core block (11) is fixedly inserted into the upper mold core slot (41), and an injection port assembly (2) is fixedly inserted into the middle of the upper mold core block (11), the upper mold base (4), the flow channel plate (3) and the upper mold plate (1).

3. The plastic barrel cover ring mold with automatic cover closing function according to claim 2, characterized in that: A lower mold core slot (51) is provided on the upper side of the lower mold base (5), and a lower mold core block (12) is inserted and fixedly connected into the lower mold core slot (51), and a molding cavity is formed between the lower mold core block (12) and the upper mold core block (11), and the bottom of the injection port assembly (2) is inserted into the molding cavity.

4. The plastic barrel cover ring mold with automatic closing function according to claim 3, characterized in that: Both sides of the lower die base (5) are fixedly connected to support blocks (6), and the lower side of the support blocks (6) is fixedly connected to both sides of the upper side of the lower mold plate (7). The middle part of the upper side of the lower mold plate (7) is respectively fixedly connected to a plurality of slide columns (15) and a plurality of support columns (16), and the top of the slide column (15) is inserted into the bottom of the lower die base (5), while the top of the support column (16) is tightly fitted with the bottom of the lower die base (5).

5. The plastic barrel cover ring mold with automatic closing function according to claim 4, characterized in that: The sliding column (15) and the supporting column (16) are provided with a sliding connection between the upper top plate (8) and the lower top plate (81), and there is a gap between the upper top plate (8) and the lower top plate (81). At the same time, there is a spacing between the upper top plate (8) and the lower top plate (81) placed between the two supporting blocks (6).

6. The plastic barrel cover ring mold with automatic closing function according to claim 5, characterized in that: A plurality of first straight push rods (13) and a plurality of second straight push rods (14) are fixedly connected above the upper top plate (8), and the first straight push rods (13) and the second straight push rods (14) are inserted upward into the lower die base (5) and the lower die core block (12), and the tops of the first straight push rods (13) and the second straight push rods (14) are placed flush with the bottom of the cavity.

7. The plastic barrel cover ring mold with automatic cover closing function according to claim 6, characterized in that: The main top column (19) is fixedly connected to the four corners of the upper top plate (8), and the main top column (19) is inserted upward into the four corners of the lower mold base (5) for sliding connection, and the top of the main top column (19) is tightly fitted with the bottom of the four corners of the upper mold base (4).

8. The plastic barrel cover ring mold with automatic cover closing function according to claim 7, characterized in that: Both sides of the lower mold base (5) are fixedly connected to the bottom of the telescopic component (9), and the top of the telescopic component (9) is placed at a distance between the two sides of the upper mold base (4), and the outer ends of the telescopic component (9) are fixedly connected to the piece-carrying rod (10), and the piece-carrying rod (10) is flush with the middle of the upper mold core block (11).

9. The plastic barrel cover ring mold with automatic closing function according to claim 8, characterized in that: The upper die base (4) is fixedly connected to the limiting pull rod (17) on both sides, and the middle of the limiting pull rod (17) is placed between the lower die base (5) and the telescopic assembly (9) with a spacing, and the lower top plate (81) is fixedly connected to the limiting clamp (18) on both sides, and the limiting clamp (18) is inserted under the limiting pull rod (17).

10. The plastic barrel cover ring mold with automatic cover closing function according to claim 9, characterized in that: A fixed connecting spring (20) is inserted into the bottom of the lower top plate (81), and the spring (20) passes through the lower template (7) for sliding connection.

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