Double cavity injection mold for storage bucket with folding lid structure

Abstract

The utility model belongs to the technical field of injection molds, and particularly relates to a storage barrel double-cavity injection mold with a folding barrel cover structure. The utility model includes a movable mold plate, a flow channel plate and a movable mold seat are provided on one side of the movable mold plate, a core block is pressed between the movable mold seat and the fixed mold seat, and a positioning column is provided on the fixed mold seat to be inserted into the positioning holes on the flow channel plate, the movable mold seat and the core block, a core block is provided on the fixed mold seat, and the core block is inserted into the core block and the movable mold seat, a support block and a fixed mold plate are provided on one side of the fixed mold seat, and a support column and a sliding column are provided in the fixed mold plate, a top plate is sleeved on the support column and the sliding column, and a main top column and a spring are provided on the top plate. The utility model uses the inside of the mold to form a double-cavity injection molding form, simplifies the internal structure of the mold, and the barrel body and the barrel cover in the cavity are injected at the same level, which is convenient for installation, maintenance and reduces costs, and at the same time avoids the situation of connecting product parts, no longer requires manual processing, reduces labor, and increases work efficiency.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molds and relates to a double-cavity injection mold for a storage bucket with a folding bucket cover structure. 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. The existing folding barrel cover storage barrel has a single-cavity injection molding form during injection molding. First, the internal structure of the mold is complex, and the installation, maintenance and cost are relatively high. Second, after injection molding, there are connection points between the cover and the barrel body of the product part inside the mold, which requires manual mold opening and secondary cutting and trimming, which increases the workload and reduces the work efficiency and production cycle. Therefore, in view of the above problems, a storage barrel double-cavity injection mold with a folding barrel cover structure is proposed. Utility Model Content

[0003] The utility model aims to solve the above problems and provides a double-cavity injection mold for a storage bucket with a foldable bucket cover structure.

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

[0005] A double-cavity injection mold for a storage bucket with a foldable barrel cover structure comprises a movable mold plate, a flow channel plate is provided on one side of the movable mold plate, and a movable mold seat is provided on the other side of the flow channel plate, and an injection port assembly is inserted into the movable mold plate, the flow channel plate and the movable mold seat, and a core block is pressed on the other side of the movable mold seat, and a fixed mold seat is provided on the other side of the core block. A mold core block is provided in one side of the fixed mold seat, and the other end of the mold core block is inserted into the core block and the movable mold seat in sequence, a positioning column is provided on one side of the fixed mold seat, and the other end of the positioning column is inserted into the core block, the movable mold seat and the flow channel plate in sequence, a support block is provided on the other side of the fixed mold seat, and a fixed mold plate is provided on the other side of the support block, a support column and a sliding column are provided in one side of the fixed mold plate, and the other end of the sliding column is inserted into the fixed mold seat, and a top plate is sleeved on the outside of the support column and the sliding column, a main top column and a spring are provided in the top plate, and the other ends of the main top column and the spring are both inserted in the fixed mold seat.

[0006] In the above-mentioned double-cavity injection mold for a storage bucket with a folding bucket cover structure, one side of the movable mold plate is fixedly connected to the runner plate, and two runner grooves are opened in the middle of one side of the runner plate, and the other side of the runner plate is fixedly connected to the movable mold base, and an injection port assembly is inserted and fixedly connected in the movable mold plate, the runner plate and the movable mold base, and the injection port assembly is connected to the runner groove.

[0007] In the above-mentioned double-cavity injection mold for a storage bucket with a folding bucket cover structure, a protrusion is provided on the other side of the movable mold base, and a movable mold core groove is opened in the protrusion, and the bottom of the injection port assembly is inserted into the movable mold core groove, and the bottom of the injection port assembly is flush with the bottom of the movable mold core groove.

[0008] In the above-mentioned double-cavity injection mold for a storage barrel with a folding barrel cover structure, a groove portion is provided on one side of the central core block, and two core through holes are provided in the groove portion, a sliding connection protrusion is inserted into the groove portion, and there is a distance between the bottom of the groove portion and the bottom of the movable core groove.

[0009] In the above-mentioned double-cavity injection mold for the storage barrel with a folding barrel cover structure, the other side of the central core block is pressed with a fixed mold seat, the middle part of one side of the fixed mold seat is fixedly connected to the core block, and the middle part of the core block is inserted into the sliding connection core through hole and passed out, and at the same time, the protruding end of the core block is inserted into the sliding connection movable mold core groove.

[0010] In the above-mentioned double-cavity injection mold for a storage barrel with a folding barrel cover structure, positioning holes are opened at the four corners of the runner plate, the movable mold seat and the core block, and positioning columns are fixedly connected at the four corners of one side of the fixed mold seat, and the positioning columns are inserted into the sliding connection positioning holes.

[0011] In the above-mentioned double-cavity injection mold for the storage bucket with a folding bucket cover structure, the other side of the fixed mold base is fixedly connected to two support blocks, and the other side of the support block is fixedly connected to the fixed mold plate, the fixed mold plate is fixedly connected to the support column and the sliding column, and the support column and the sliding column are placed between the fixed mold plate and the fixed mold base, and the sliding column is inserted into one side of the sliding connection fixed mold base.

[0012] In the above-mentioned double-cavity injection mold for a storage bucket with a foldable bucket cover structure, the support column and the sliding column outer casing are slidably connected to the top plate, and there is a gap between the outer wall of the top plate and the inner wall of the fixed mold plate and the support block.

[0013] In the above-mentioned double-cavity injection mold for the storage bucket with a foldable bucket cover structure, the main top columns are fixedly connected at the four corners of the top plate, and the main top columns pass through and are slidably connected to the fixed mold base, while the top of the main top column passing through the end is tightly fitted with the core block.

[0014] In the above-mentioned double-cavity injection mold for the storage bucket with a foldable bucket cover structure, one end of the fixedly connected spring is inserted into the top plate, and the other end of the spring is inserted into the fixedly connected fixed mold base.

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

[0016] The utility model provides a flow channel plate and a moving mold seat on one side of a moving mold plate, presses a core block between the moving mold seat and the fixed mold seat, and a positioning column is provided on the fixed mold seat and inserted into the positioning holes on the flow channel plate, the moving mold seat and the core block, a core block is provided on the fixed mold seat, and the core block is inserted into the core block and the moving mold seat, a support block and a fixed mold plate are provided on one side of the fixed mold seat, and a support column and a sliding column are provided in the fixed mold plate, a top plate is sleeved on the support column and the sliding column, and a main top column and a spring are provided on the top plate, and a double-cavity injection molding form is formed inside the mold, which simplifies the internal structure of the mold, and the barrel body and the barrel cover in the cavity are injected at the same level, which is convenient for installation and maintenance and reduces costs, and at the same time avoids the situation of connecting product parts, no longer requires manual processing, reduces labor, and increases 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 the overall exploded left view of the utility model

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

[0021] Figure 4 It is a schematic diagram of the internal structure coordination of the utility model;

[0022] Figure 5 It is a top view schematic diagram of the core block of the utility model.

[0023] In the figure: 1. movable mold plate; 2. injection port assembly; 3. runner plate; 31. runner groove; 4. movable mold seat; 41. movable mold core groove; 42. raised portion; 5. core block; 51. core through hole; 52. groove portion; 6. fixed mold seat; 7. support block; 8. fixed mold plate; 9. top plate; 10. core block; 11. positioning column; 12. positioning hole; 13. main top column; 14. support column; 15. spring; 16. sliding column. DETAILED DESCRIPTION

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

[0025] like Figure 1-5As shown, a double-cavity injection mold for a storage bucket with a foldable bucket cover structure includes a movable mold plate 1, a flow channel plate 3 is provided on one side of the movable mold plate 1, and a movable mold seat 4 is provided on the other side of the flow channel plate 3. At the same time, an injection port assembly 2 is inserted into the movable mold plate 1, the flow channel plate 3 and the movable mold seat 4, and a core block 5 is pressed on the other side of the movable mold seat 4. A fixed mold seat 6 is provided on the other side of the core block 5. A core block 10 is provided in one side of the fixed mold seat 6, and the other end of the core block 10 is inserted into the core block 5 and the movable mold seat 4 in sequence. A positioning column 11, and the other end of the positioning column 11 is inserted in the core block 5, the movable mold seat 4, and the runner plate 3 in sequence. A support block 7 is provided on the other side of the fixed mold seat 6, and a fixed mold plate 8 is provided on the other side of the support block 7. A support column 14 and a sliding column 16 are provided in one side of the fixed mold plate 8, and the other end of the sliding column 16 is inserted in the fixed mold seat 6. A top plate 9 is provided outside the support column 14 and the sliding column 16, and a main top column 13 and a spring 15 are provided in the top plate 9, and the other ends of the main top column 13 and the spring 15 are inserted in the fixed mold seat 6.

[0026] The runner plate 3 is fixedly connected to one side of the movable mold plate 1, and two runner grooves 31 are opened in the middle of one side of the runner plate 3. The other side of the runner plate 3 is fixedly connected to the movable mold base 4. The movable mold plate 1, the runner plate 3 and the movable mold base 4 are inserted into and fixedly connected with the injection port assembly 2, and the injection port assembly 2 is connected to the runner groove 31.

[0027] Furthermore, a protrusion 42 is provided on the other side of the movable mold base 4, and a movable mold core groove 41 is opened in the protrusion 42, and the bottom of the injection port assembly 2 is inserted into the movable mold core groove 41, and the bottom of the injection port assembly 2 is flush with the bottom of the movable mold core groove 41.

[0028] A flow channel plate 3 and a moving mold seat 4 are provided on one side of the moving mold plate 1. The inside of the mold is injected by using the injection port assembly 2, and the flow channel plate 3 and the moving mold seat 4 are divided into two cavities for simultaneous injection.

[0029] A groove portion 52 is provided in one side of the core block 5 , and two core through holes 51 are provided in the groove portion 52 . The sliding connection protrusion 42 is inserted into the groove portion 52 , and there is a distance between the bottom of the groove portion 52 and the bottom of the movable core groove 41 .

[0030] Furthermore, the other side of the core block 5 is pressed with the fixed mold base 6, the middle part of one side of the fixed mold base 6 is fixedly connected to the core block 10, and the middle part of the core block 10 is inserted into the sliding connection core through hole 51 and passed out, and at the same time, the protruding end of the core block 10 is inserted into the sliding connection movable mold core groove 41.

[0031] Furthermore, positioning holes 12 are provided at four corners of the flow channel plate 3 , the movable mold seat 4 and the core block 5 , and positioning columns 11 are fixedly connected at four corners of one side of the fixed mold seat 6 , and the positioning columns 11 are inserted into the positioning holes 12 for sliding connection.

[0032] A core block 10 is provided in the fixed mold base 6, and the core block 10 is inserted into the central core block 5 and the movable mold base 4, so that the movable mold core groove 41, the core block 10 and the central core block 5 form a cavity, and the positioning column 11 is used for positioning when the mold is closed.

[0033] Two support blocks 7 are fixedly connected through the other side of the fixed mold base 6, and the other side of the support block 7 is fixedly connected to the fixed mold plate 8. The support column 14 and the sliding column 16 are fixedly connected to the fixed mold plate 8, and the support column 14 and the sliding column 16 are placed between the fixed mold base 8 and the fixed mold base 6. At the same time, the sliding column 16 is inserted into one side of the sliding connection fixed mold base 6.

[0034] Furthermore, the support column 14 and the sliding column 16 are provided with a sliding connection top plate 9, and there is a distance between the outer wall of the top plate 9 and the inner wall of the fixed mold plate 8 and the support block 7 respectively.

[0035] A support block 7 and a fixed mold plate 8 are provided on one side of the fixed mold base 6 to form a day, and a support column 14 and a slide column 16 are provided on the fixed mold plate 8. The support column 14 is used to strengthen and stabilize the middle position, and the slide column 16 is inserted into the fixed mold base 6 to facilitate positioning during installation.

[0036] Furthermore, the four corners of the top plate 9 are fixedly connected to the main top columns 13 , and the main top columns 13 pass through and are slidably connected to the fixed mold base 6 , and at the same time, the top of the passing end of the main top column 13 is tightly fitted with the core block 5 .

[0037] Furthermore, one end of the spring 15 is inserted and fixedly connected into the top plate 9 , and the other end of the spring 15 is inserted and fixedly connected into the fixed mold base 6 .

[0038] The main ejector column 13 on the top plate 9 passes through the fixed mold seat 6, and the main ejector column 13 is pressed on the core block 5. When the mold is opened, the main ejector column 13 will eject the core block 5 and the product. A spring 15 is provided between the top plate 9 and the fixed mold seat 6 to reset after the mold is opened.

[0039] Working principle:

[0040] A flow channel plate 3 and a moving mold seat 4 are provided on one side of the moving mold plate 1, and two flow channel grooves 31 are provided in the flow channel plate 3 for double-cavity injection molding. At the same time, a flow channel is correspondingly provided at the moving mold seat 4 to enter the interior of the mold. The core block 5 is pressed between the moving mold seat 4 and the fixed mold seat 6, and a positioning column 11 is provided on the fixed mold seat 6 to be inserted into the positioning hole 12 on the flow channel plate 3, the moving mold seat 4 and the core block 5. In this way, when the mold is closed, the middle part of the mold is accurately aligned. A core block 10 is provided on the fixed mold seat 6, and the core block 10 is inserted into the moving mold core groove 41, the core block 5 and the moving mold seat 4, so that a cavity is formed between the moving mold core groove 41, the core block 5 and the core block 10. A support block 7 and a fixed mold plate 8 are provided on one side of the fixed mold seat 6, and a support column 14 and a slide column 16 are provided in the fixed mold plate 8. A top plate 9 is sleeved on the support column 14 and the sliding column 16. Under external force, the top plate 9 can move between the fixed mold base 6 and the fixed mold plate 8. A main top column 13 is provided on the top plate 9 to pass through the fixed mold base 6, and the main top column 13 is pressed on the core block 5. When the mold is closed, the two ends of the external locking mold assembly are connected to the outer sides of the movable mold base 4 and the fixed mold base 6, so that the entire mold is pressed tightly, and the internal movable mold base 4 and the fixed mold base 6 press the core block 5 in the middle. However, when the mold is opened, the external locking mold assembly is removed, and then a force is applied to the top plate 9. The top plate 9 drives the main top column 13 to eject the core block 5, so that the product in the cavity is pushed out, but the core block 5 is still sleeved on the positioning column 11 and will not fall off, and then the spring 15 is used to reset the top plate 9.

[0041] 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.

[0042] Although this article uses more terms such as 1, movable mold plate; 2, injection port assembly; 3, runner plate; 31, runner groove; 4, movable mold seat; 41, movable mold core groove; 42, protrusion; 5, core block; 51, mold core through hole; 52, groove portion; 6, fixed mold seat; 7, support block; 8, fixed mold plate; 9, top plate; 10, mold core block; 11, positioning column; 12, positioning hole; 13, main top column; 14, support column; 15, spring; 16, sliding column, etc., it does not exclude the possibility of using other terms. The use of these terms is only for more convenient description and explanation of 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 double-cavity injection mold for a storage bucket with a foldable bucket cover structure, comprising a movable mold plate (1), characterized in that: A flow channel plate (3) is provided on one side of the movable mold plate (1), and a movable mold seat (4) is provided on the other side of the flow channel plate (3). At the same time, an injection port assembly (2) is inserted into the movable mold plate (1), the flow channel plate (3) and the movable mold seat (4). A core block (5) is pressed on the other side of the movable mold seat (4). A fixed mold seat (6) is provided on the other side of the core block (5). A core block (10) is provided on one side of the fixed mold seat (6), and the other end of the core block (10) is inserted into the core block (5) and the movable mold seat (4) in sequence. A positioning column (11) is provided on one side of the fixed mold seat (6), and the other end of the positioning column (11) is provided in accordance with the The mold base (6) is inserted into the core block (5), the movable mold base (4) and the flow channel plate (3); a support block (7) is provided on the other side of the fixed mold base (6), and a fixed mold plate (8) is provided on the other side of the support block (7); a support column (14) and a sliding column (16) are provided inside one side of the fixed mold base (8), and the other end of the sliding column (16) is inserted into the fixed mold base (6); a top plate (9) is sleeved outside the support column (14) and the sliding column (16); a main top column (13) and a spring (15) are provided inside the top plate (9), and the other ends of the main top column (13) and the spring (15) are inserted into the fixed mold base (6).

2. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 1, characterized in that: One side of the movable mold plate (1) is fixedly connected to a flow channel plate (3), and two flow channel grooves (31) are provided in the middle of one side of the flow channel plate (3); the other side of the flow channel plate (3) is fixedly connected to a movable mold base (4); an injection port assembly (2) is inserted and fixedly connected into the movable mold plate (1), the flow channel plate (3) and the movable mold base (4), and the injection port assembly (2) is communicated with the flow channel groove (31).

3. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 2, characterized in that: A protrusion (42) is provided on the other side of the movable mold base (4), and a movable mold core groove (41) is provided in the protrusion (42), the bottom of the injection port assembly (2) is inserted into the movable mold core groove (41), and the bottom of the injection port assembly (2) is flush with the bottom of the movable mold core groove (41).

4. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 3, characterized in that: A groove portion (52) is provided in one side of the core block (5), and two mold core through holes (51) are provided in the groove portion (52). A sliding connection protrusion (42) is inserted into the groove portion (52), and there is a distance between the bottom of the groove portion (52) and the bottom of the movable mold core groove (41).

5. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 4, characterized in that: The other side of the central core block (5) is pressed with a fixed mold seat (6), and the middle part of one side of the fixed mold seat (6) is fixedly connected to a core block (10), and the middle part of the core block (10) is inserted into the sliding connection core through hole (51) and passes out, and at the same time, the protruding end of the core block (10) is inserted into the sliding connection movable mold core groove (41).

6. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 5, characterized in that: Positioning holes (12) are provided at the four corners of the flow channel plate (3), the movable mold seat (4) and the core block (5); positioning columns (11) are fixedly connected at the four corners of one side of the fixed mold seat (6), and the positioning columns (11) are inserted into the slidably connected positioning holes (12).

7. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 6, characterized in that: The other side of the fixed mold base (6) is fixedly connected to two support blocks (7), and the other side of the support block (7) is fixedly connected to the fixed mold plate (8). The fixed mold plate (8) is fixedly connected to a support column (14) and a sliding column (16), and the support column (14) and the sliding column (16) are arranged between the fixed mold plate (8) and the fixed mold base (6), and the sliding column (16) is inserted into one side of the sliding connection fixed mold base (6).

8. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 7, characterized in that: The support column (14) and the sliding column (16) are provided with a sliding connection top plate (9) on their outer surfaces, and there is a distance between the outer wall of the top plate (9) and the inner wall of the fixed mold plate (8) and the support block (7).

9. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 8, characterized in that: The four corners of the top plate (9) are fixedly connected to the main top columns (13), and the main top columns (13) pass through and are slidably connected to the fixed mold base (6), while the top of the passing end of the main top column (13) is tightly fitted with the core block (5).

10. The double-cavity injection mold for a storage bucket with a foldable bucket cover structure according to claim 9, characterized in that: One end of a spring (15) is inserted and fixedly connected into the top plate (9), and the other end of the spring (15) is inserted and fixedly connected into the fixed die seat (6).

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