Chemical plastic barrel shaping tool

Abstract

The utility model discloses a chemical plastic barrel shaping tool which comprises a shaping mold A and a shaping mold B symmetrically arranged on the right side of the shaping mold A. Semicircular blow molding holes are formed in the right end of the top of the shaping mold A and the left end of the top of the shaping mold B correspondingly. Two semicircular blow molding holes are formed in the front end of the shaping mold A, a cylindrical blow molding hole can be formed after the two semicircular blow molding holes are closed together, and semicircular shaping barrel cavities are formed in the bottoms of the two semicircular blow molding holes. When the shaping mold is damaged or needs to be overhauled and maintained regularly, the overhauling protection device can be used at the moment, so that a cuboid protection block of the overhauling protection device is located between the shaping mold A and the shaping mold B which are in an open state, and the cuboid protection block can play a role in protecting the life safety of maintenance personnel; and the situation that the shaping mold A and the shaping mold B are closed due to accidents is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field related to tooling moulds, and in particular relates to a chemical plastic barrel shaping tooling. Background Art

[0002] Chemical plastic barrel shaping tooling is a key equipment used in the production of plastic barrels. Its function is to ensure that the plastic barrels can achieve the shape and size required by the design during the manufacturing process. These tools usually include molds, templates, fixtures, etc., which can inject or mold plastic materials into the required shape. In the manufacturing process, shaping tooling plays a vital role. They can ensure that the produced plastic barrels meet high quality standards and meet customer needs. When talking about chemical plastic barrel shaping tooling, blow molds naturally come to mind. Blow molds are a tool commonly used in the manufacture of plastic containers. They extrude heated plastic into a tube, seal one side, and then use air pressure to expand the plastic into the shape inside the mold.

[0003] However, when the chemical plastic barrel molding tool is in use, it mainly places the heated plastic raw material between the molding mold A and the molding mold B in the open state, then closes the mold and blows the plastic raw material to make it be blown into the shape of a chemical plastic barrel and formed into a finished product after cooling. However, when the chemical plastic barrel molding tool fails and needs maintenance by maintenance personnel, or when the maintenance personnel need to regularly maintain the chemical plastic barrel molding tool, the maintenance personnel are required to go to the area between the molding mold A and the molding mold B in the open state. However, in real life, there are many examples that prove that such maintenance and inspection methods are risky. Once someone accidentally touches the mold switch or the mold fails, the molding mold A and the molding mold B will be accidentally closed, endangering the personal safety of the maintenance personnel. Utility Model Content

[0004] The purpose of the utility model is to provide a chemical plastic barrel shaping tooling to solve the problem that the maintenance personnel need to go to the area between the shaping mold A and the shaping mold B in the open state during the maintenance and inspection of the tooling mold proposed in the above background technology. However, in the real world, there are many examples that prove that such maintenance and inspection methods are risky. Once someone touches the mold switch by mistake or the mold fails, the shaping mold A and the shaping mold B will be accidentally closed, which will endanger the personal safety of the maintenance personnel.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a chemical plastic barrel shaping tool, comprising a shaping mold A and a shaping mold B symmetrically arranged on the right side of the shaping mold A, wherein the inside of the top right end of the shaping mold A and the inside of the top left end of the shaping mold B are both provided with semicircular blow molding holes, and the two semicircular blow molding holes can be formed into a cylindrical blow molding hole after being closed together, and the bottoms of the two semicircular blow molding holes are both provided with semicircular shaping barrel cavities, and the two semicircular shaping barrel cavities are respectively located inside the shaping mold A and the shaping mold B, and the middle section of the front end outer wall of the shaping mold A is provided with an inspection and protection device;

[0006] The maintenance and protection device includes a movable rotating column, a rotating column fixing block, a metal fixing strip and a circular rotating hole. The metal fixing strips are welded to the top and bottom of the rear end of the rotating column fixing block. The two metal fixing strips are fixed to the front end outer wall of the forming mold A by screws. A circular rotating hole is arranged inside the center of the rotating column fixing block, and the circular rotating hole is arranged horizontally inside the rotating column fixing block. The movable rotating column is inserted into the circular rotating hole.

[0007] Preferably, the maintenance and protection device also includes a rectangular protection block and a protection block through slot, a protection block through slot is arranged inside the front end of the rotating column fixed block, and the rear end of the protection block through slot is connected with the interior of the circular rotating hole, a rectangular protection block is welded to the front end of the movable rotating column, and the outer wall of the right end of the rectangular protection block is flush with the outer wall of the right end of the movable rotating column.

[0008] Preferably, the movable rotatable column can move left and right and rotate clockwise and counterclockwise in the circular rotating hole, the rectangular protective block can slide from right to left until the protective block passes through the slot, and the rectangular protective block can prevent the movable rotatable column from rotating after the protective block passes through the slot.

[0009] Preferably, the maintenance protection device also includes an anti-slip baffle and a hand-tightened screw, wherein the hand-tightened screw is threadedly inserted into the center of the top end of the rotating column fixing block, and the anti-slip baffle is fixed to the left end of the movable rotating column, and the diameter of the anti-slip baffle is larger than the diameter of the circular rotating hole.

[0010] Preferably, after the hand-tightened screw is tightened, the screw rod can be pressed tightly against the outer wall of the top end of the movable rotating column to prevent the movable rotating column from rotating, and the distance between the anti-slip baffle and the rotating column fixed block is greater than the distance between the left end of the rectangular protection block and the anti-slip baffle.

[0011] Preferably, a dynamic external flange is provided at the center of the right end of the molding die B, a sealing groove is provided on the outer side of the left end of the semicircular molding barrel cavity inside the molding die B, and a sealing ring is provided on the outer side of the right end of the semicircular molding barrel cavity inside the molding die A, and the sealing ring can be fully inserted into the sealing groove.

[0012] Preferably, opening and closing guide pillars are provided at the four corners of the outer wall of the right end of the shaping mold A, and guide pillar guide holes are provided inside the four corners of the shaping mold B. The four opening and closing guide pillars are respectively inserted into the corresponding guide pillar guide holes, and the opening and closing guide pillars can move left and right in the guide pillar guide holes.

[0013] Compared with the prior art, the utility model provides a chemical plastic barrel shaping tooling, which has the following beneficial effects:

[0014] The utility model adds a novel maintenance and protection device at the front end of the shaping mold A of the chemical plastic barrel shaping tooling. When the chemical plastic barrel shaping tooling is operating normally, the maintenance and protection device is in a storage state and will not hinder the normal operation of the entire chemical plastic barrel shaping tooling. When the shaping mold is damaged or needs regular maintenance, the maintenance and protection device can be used at this time, so that the rectangular protection block of the maintenance and protection device is located between the shaping mold A and the shaping mold B in the open state. In this way, when the maintenance personnel enter between the shaping mold A and the shaping mold B in the open state, the rectangular protection block can protect the life safety of the maintenance personnel and avoid the situation that the shaping mold A and the shaping mold B are molded together due to unexpected circumstances. When the shaping mold A and the shaping mold B are molded together accidentally, the rectangular protection block located between the two shaping molds will produce a blocking effect between the two, preventing the two shaping molds from being molded together, so that the maintenance personnel standing in the area between the two shaping molds can be provided with sufficient time to get out, thereby achieving the protection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a three-dimensional structural schematic diagram of a chemical plastic barrel shaping tooling.

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure of the maintenance and protection device of the utility model when it is in the storage state.

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the maintenance and protection device of the utility model when it is in use.

[0018] In the figure: 1. Molding mold A; 2. Opening and closing guide pillars; 3. Sealing ring; 4. Molding mold B; 5. Guide pillar guide holes; 6. Power external flange; 7. Semicircular blow molding holes; 8. Semicircular molding barrel cavity; 9. Maintenance protection device; 10. Anti-slip baffle; 11. Movable rotating column; 12. Rectangular protective block; 13. Rotating column fixing block; 14. Hand-tightening screws; 15. Metal fixing strip; 16. Circular rotating hole; 17. Protection block through the slot. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The utility model provides Figure 1-3The chemical plastic barrel shaping tool shown in the figure comprises a shaping mold A1 and a shaping mold B4 symmetrically arranged on the right side of the shaping mold A1. Semicircular blow molding holes 7 are arranged inside the right end of the top of the shaping mold A1 and inside the left end of the top of the shaping mold B4. The two semicircular blow molding holes 7 can be formed into a cylindrical blow molding hole after being closed together. Semicircular shaping barrel cavities 8 are arranged at the bottom of the two semicircular blow molding holes 7. The two semicircular shaping barrel cavities 8 are respectively located inside the shaping mold A1 and the shaping mold B4. A power external flange 6 is arranged at the center of the right end of the shaping mold B4. The left end of the semicircular shaping barrel cavity 8 inside the shaping mold B4 is arranged on the outside. A sealing groove is provided, and a sealing ring 3 is provided on the outer side of the right end of the semicircular shaping barrel cavity 8 inside the shaping mold A1, and the sealing ring 3 can be completely inserted into the sealing groove. Opening and closing guide pillars 2 are provided at the four corners of the outer wall of the right end of the shaping mold A1, and guide pillar guide holes 5 are provided inside the four corners of the shaping mold B4. The four opening and closing guide pillars 2 are respectively inserted into the corresponding guide pillar guide holes 5, and the opening and closing guide pillars 2 can move left and right in the guide pillar guide holes 5. When assembling and using the chemical plastic barrel shaping tooling, firstly, the shaping mold A1 and the shaping mold B4 need to be installed on the main frame of the chemical plastic barrel blow molding mold. After installation, the shaping mold A1 and the shaping mold The molds B4 are symmetrical to each other. At this time, the shaping mold A1 is installed on the left side of the shaping mold B4. At the same time, the opening and closing guide pillars 2 on the shaping mold A1 are inserted into the guide pillar guide holes 5 inside the shaping mold B4 to make the shaping mold A1 and the shaping mold B4 more stable when they move left and right. Then, the shaping mold A1 and the shaping mold B4 need to be connected and fixed with the external mold opening and closing cylinder through the power external flange 6. Then, the plastic raw material heated to a certain temperature in advance needs to be hoisted between the shaping mold A1 and the shaping mold B4 in the open mold state. At this time, the raw material is located between the two semicircular shaping barrel cavities 8, and then the mold opening and closing cylinder is used to open and close the plastic raw material. The cylinder pushes the shaping mold A1 and the shaping mold B4 to close the two shaping molds firmly together. At this time, the plastic raw material heated to a certain temperature will be in the two semicircular shaping barrel cavities 8 that are closed together, and the blow molding nozzle is located in the two semicircular blow molding holes 7 in a closed state. The blow molding nozzle will blow the plastic raw material, so that the plastic raw material is blown and expanded in the semicircular shaping barrel cavity 8, and finally the expanded plastic raw material is blown to the outer wall that is close to the inner wall of the two closed semicircular shaping barrel cavities 8, thereby obtaining a complete chemical plastic barrel. After the raw material is cooled and formed, the mold is opened, and then the cooled and formed chemical plastic barrel can be taken out.

[0021] like Figure 1 , Figure 2 and Figure 3As shown, a maintenance and protection device 9 is provided in the middle section of the front end outer wall of the shaping mold A1, and the maintenance and protection device 9 includes a movable rotating column 11, a rotating column fixing block 13, a metal fixing strip 15 and a circular rotating hole 16. The metal fixing strips 15 are welded to the top and bottom of the rear end of the rotating column fixing block 13, and the two metal fixing strips 15 are fixed to the front end outer wall of the shaping mold A1 by screws. A circular rotating hole 16 is provided inside the center of the rotating column fixing block 13, and the circular rotating hole 16 is horizontally arranged inside the rotating column fixing block 13, and the movable rotating column 11 is inserted into the circular rotating hole 16. The maintenance and protection device 9 also includes a rectangular protective block 12 and a protective block through slot 17. A protective block through slot 17 is provided inside the front end of the rotating column fixing block 13, and the rear end of the protective block through slot 17 is connected to the inside of the circular rotating hole 16. A rectangular protective block 12 is welded to the front end of the movable rotating column 11, and the outer wall of the right end of the rectangular protective block 12 is connected to the movable The outer wall of the right end of the movable rotating column 11 is flush, and the maintenance and protection device 9 also includes an anti-slip baffle 10 and a hand-tightening screw 14. The hand-tightening screw 14 is threadedly inserted in the center of the top of the rotating column fixing block 13, and the anti-slip baffle 10 is fixed to the left end of the movable rotating column 11, and the diameter of the anti-slip baffle 10 is larger than the diameter of the circular rotating hole 16. When the maintenance and protection device 9 is in the storage state, it will not affect the opening and closing of the molding mold A1 and the molding mold B4, and will not hinder the heated plastic raw material from being moved to the semicircular molding barrel cavity 8, because the rectangular protection block 12 is inserted in the protection block through the slot 17 at the front end of the circular rotating hole 16, and the outer wall of the right end of the movable rotating column 11 is flush with the outer wall of the right end of the rotating column fixing block 13. This will make the outer wall of the right end of the movable rotating column 11 and the outer wall of the right end of the rotating column fixing block 13 both located on the left side of the outer wall of the right end of the molding mold A1, so no obstruction will occur.

[0022] like Figure 1 , Figure 2 and Figure 3As shown, the movable rotating column 11 can move left and right and rotate clockwise and counterclockwise in the circular rotating hole 16, the rectangular protective block 12 can slide from right to left until the protective block passes through the slot 17, and after the rectangular protective block 12 is located inside the protective block passes through the slot 17, it can prevent the movable rotating column 11 from rotating, and after the hand-tightening screw 14 is tightened, the screw rod can be pressed against the outer wall of the top end of the movable rotating column 11 to prevent the movable rotating column 11 from rotating, and the distance between the anti-slip baffle 10 and the rotating column fixed block 13 is greater than the distance between the left end of the rectangular protective block 12 and the anti-slip baffle 1 0, and when the chemical plastic barrel molding tooling fails and needs maintenance personnel to repair, or when the maintenance personnel need to regularly maintain the chemical plastic barrel molding tooling, they need to go to the area between the molding mold A1 and the molding mold B4 in the open state. However, in real life, there are many examples that prove that such maintenance and inspection methods are risky. Once someone accidentally touches the mold switch or the mold fails, the molding mold A1 and the molding mold B4 will be accidentally closed, endangering the personal safety of the maintenance personnel. Therefore, when the maintenance personnel When the molding die is to be overhauled, the overhaul protection device 9 is required to prevent the two molding dies from being accidentally closed. When operating the overhaul protection device 9, the maintenance personnel need to put their left hand on the left end of the anti-slip baffle plate 10 and push it to the right, which will make the movable rotating column 11 move to the right through the circular rotating hole 16. When the anti-slip baffle plate 10 is blocked on the outer wall of the left end of the rotating column fixing block 13, the rectangular protection block 12 is completely exposed outside the right end of the rotating column fixing block 13. At this time, it is only necessary to rotate the movable rotating column 11 clockwise or counterclockwise to make the rectangular The body protection block 12 is rotated to between the molding mold A1 in the open mold state and the molding mold B4, and then the hand-tightening screw 14 is tightened, which can fix the movable rotating column 11 to prevent the rotating column from accidentally rotating and moving. When the molding mold A1 in the open mold state and the molding mold B4 are accidentally closed, the rectangular protection block 12 located between the two molding molds will generate a barrier between the two and prevent the two from closing the molds, which can provide escape time for the maintenance personnel in the area between the molding mold A1 and the molding mold B4.

[0023] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A chemical plastic barrel shaping tool, comprising a shaping mold A (1) and a shaping mold B (4) symmetrically arranged on the right side of the shaping mold A (1), wherein the top right end of the shaping mold A (1) and the top left end of the shaping mold B (4) are both provided with semicircular blow molding holes (7), and the two semicircular blow molding holes (7) can be formed into a cylindrical blow molding hole after being closed together, and the bottoms of the two semicircular blow molding holes (7) are both provided with semicircular shaping barrel cavities (8), and the two semicircular shaping barrel cavities (8) are respectively located inside the shaping mold A (1) and the shaping mold B (4), and characterized in that: The middle section of the front end outer wall of the shaping mold A (1) is provided with a maintenance protection device (9); The maintenance and protection device (9) comprises a movable rotating column (11), a rotating column fixing block (13), a metal fixing strip (15) and a circular rotating hole (16); the metal fixing strips (15) are welded at the top and bottom of the rear end of the rotating column fixing block (13); the two metal fixing strips (15) are fixed to the front end outer wall of the shaping mold A (1) by screws; a circular rotating hole (16) is arranged inside the center of the rotating column fixing block (13); the circular rotating hole (16) is arranged horizontally inside the rotating column fixing block (13); and the movable rotating column (11) is inserted into the circular rotating hole (16).

2. The chemical plastic barrel shaping tool according to claim 1, characterized in that: The maintenance protection device (9) also includes a rectangular protection block (12) and a protection block through slot (17); the front end of the rotating column fixed block (13) is provided with a protection block through slot (17), and the rear end of the protection block through slot (17) is connected to the inside of the circular rotating hole (16); the front end of the movable rotating column (11) is welded with a rectangular protection block (12), and the outer wall of the right end of the rectangular protection block (12) is flush with the outer wall of the right end of the movable rotating column (11).

3. A chemical plastic barrel shaping tool according to claim 2, characterized in that: The movable rotating column (11) can move left and right and rotate clockwise or counterclockwise in the circular rotating hole (16); the rectangular parallelepiped protective block (12) can slide from right to left until the protective block passes through the slot (17); and after the rectangular parallelepiped protective block (12) is located inside the protective block passes through the slot (17), the movable rotating column (11) can be prevented from rotating.

4. A chemical plastic barrel shaping tool according to claim 3, characterized in that: The maintenance protection device (9) also includes an anti-slip baffle (10) and a hand-tightened screw (14), wherein the hand-tightened screw (14) is threadedly inserted into the center of the top end of the rotating column fixing block (13), and the anti-slip baffle (10) is fixed to the left end of the movable rotating column (11), and the diameter of the anti-slip baffle (10) is greater than the diameter of the circular rotating hole (16).

5. A chemical plastic barrel shaping tool according to claim 4, characterized in that: After the hand-tightened screw (14) is tightened, the screw rod can be pressed against the outer wall of the top end of the movable rotating column (11) to prevent the movable rotating column (11) from rotating, and the distance between the anti-slip baffle (10) and the rotating column fixing block (13) is greater than the distance between the left end of the rectangular protective block (12) and the anti-slip baffle (10).

6. The chemical plastic barrel shaping tool according to claim 1, characterized in that: A dynamic external flange (6) is arranged at the center of the right end of the shaping mold B (4), a sealing groove is arranged on the outer side of the left end of the semicircular shaping barrel cavity (8) inside the shaping mold B (4), and a sealing ring (3) is arranged on the outer side of the right end of the semicircular shaping barrel cavity (8) inside the shaping mold A (1), and the sealing ring (3) can be completely inserted into the sealing groove.

7. The chemical plastic barrel shaping tool according to claim 1, characterized in that: The four corners of the outer wall of the right end of the shaping mold A (1) are all provided with opening and closing guide pillars (2), and the four corners of the shaping mold B (4) are all provided with guide pillar guide holes (5). The four opening and closing guide pillars (2) are respectively inserted into the corresponding guide pillar guide holes (5), and the opening and closing guide pillars (2) can move left and right in the guide pillar guide holes (5).

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