Double-layer auxiliary mold opening device for injection molding machine

Abstract

The utility model discloses a double-layer auxiliary mold opening device for an injection molding machine, and belongs to the technical field of injection molding machine auxiliary equipment, the double-layer auxiliary mold opening device comprises a workbench and an injection molding machine main body, one side of the upper surface of the workbench is provided with a sliding groove, the interior of the sliding groove is slidably connected with a base, and the top of the base is fixedly provided with a lower mold unit; the vertical heights of a first lifting plate and a second lifting plate are adjusted by starting a first air cylinder and a second air cylinder, so that the positions of a bearing plate, a connecting plate, a lower mold unit, an upper cover and an upper mold are adjusted, and two sets of rubber sheets are conveniently pressed by the upper mold and the lower mold unit which are matched with each other; the mold opening device can synchronously press two groups of rubber sheets through one-time work, so that the working efficiency of the mold opening device is greatly improved, the mold opening device can convey more rubber sheets into the injection molding machine main body for injection molding at one time, and the working efficiency of the injection molding machine main body is improved in a disguised manner.

Description

TECHNICAL FIELD

[0001] The present application relates to injection molding machine auxiliary equipment technical field, especially to a double auxiliary mold opening device for injection molding machine. BACKGROUND

[0002] The injection molding machine is a kind of thermoplastic or thermosetting plastic is made into various shapes of plastic products using plastic molding die. The application range of injection molding machine is very wide, for example, rubber sealing product, material such as rubber, silicone etc. is purchased back first, mixed and rubberized (through conventional rubber mill) in the way, mixed with many different medicines, after reaching the corresponding requirements, air cooling, then cut rubber after flattening, cut into corresponding pieces, and then the rubber sheet is injected into the existing rubber injection molding machine. The existing injection molding machine needs to open the mold device to open the rubber sheet before use.

[0003] The existing mold opening device is generally single to lift the upper mold of the rubber sheet, so that the single upper mold cooperates with the lower mold to press the rubber sheet into the injection molding device, which is low in efficiency and can cause low working efficiency of the injection molding machine. Therefore, the double auxiliary mold opening device for injection molding machine is improved. CONTENT OF THE INVENTION

[0004] In view of the defects of the prior art, the present application provides a double auxiliary mold opening device for injection molding machine, which overcomes the defects of the prior art and solves the problems in the prior art.

[0005] To achieve the above purpose, the present application provides the following technical scheme: a double auxiliary mold opening device for injection molding machine, comprising a workbench and an injection molding machine main body, a sliding groove is formed on one side of the upper surface of the workbench, a base is slidably connected inside the sliding groove, a lower mold unit is fixedly installed on the top of the base, lifting grooves are symmetrically formed on the outer walls of the two sides of the workbench, a cylinder one and a cylinder two are fixedly installed inside the lifting grooves, and the upper ends of the cylinder one and the cylinder two are respectively fixedly installed with lifting plates one and two, a bearing plate is rotatably installed on the top of the lifting plate one, a connecting plate is arranged inside the bearing plate, a lower mold unit is fixedly installed on the top of the connecting plate, an upper cover is rotatably installed on the top of the lifting plate two, and an upper mold is fixedly installed on the bottom of the upper cover and the connecting plate.

[0006] By adopting the technical scheme, the vertical height of the lifting plate one and the lifting plate two is adjusted by the starting cylinder one and the cylinder two, so that the positions of the bearing plate, the connecting plate, the lower mold unit, the upper cover and the upper mold are adjusted, so that the two groups of upper molds and lower mold units cooperated with each other can press the two groups of rubber sheets, the synchronous pressing of the two groups of rubber sheets can be realized by the mold opening device in single working, the working efficiency of the mold opening device is greatly improved, the mold opening device can deliver more rubber sheets to the injection molding machine main body for injection molding at a time, and the working efficiency of the injection molding machine main body is improved.

[0007] As a preferred technical scheme of the present application, the two side outer walls of the bearing plate are fixedly connected with two rotating rods, the two side outer walls of the upper cover are fixedly connected with three rotating rods, and the upper surfaces of the lifting plate one and the lifting plate two are provided with rotating grooves matched with the rotating rods.

[0008] By adopting the technical scheme, the rotating rods and the rotating grooves matched with the rotating rods are arranged, so that the bearing plate and the connecting plate can be supported by the lifting plate one and the lifting plate two respectively, that is, the positions of the bearing plate and the connecting plate can be adjusted by the lifting plate one and the lifting plate two respectively.

[0009] As a preferred technical scheme of the present application, the upper surface of the workbench is fixedly provided with a fixing frame, the inner wall of the fixing frame is fixedly connected with a horizontal rod near the upper end position, the outer surface of the horizontal rod is rotatably sleeved with a limiting block, the bottom of the limiting block is provided with a lower notch matched with the rotating rod, and the top of the rotating rod is matched with the bottom of the lower notch.

[0010] By adopting the technical scheme, when the lifting plate two drives the upper cover to move upwards, the rotating rod is limited and blocked by the limiting block, so that the upper cover can be turned during upward movement.

[0011] As a preferred technical scheme of the present application, the inner wall of the fixing frame is rotatably connected with a limiting wheel near the lower end position, the two side outer walls of the bearing plate are fixedly provided with clamping blocks on one side of the rotating rod, the top of the clamping block is provided with an upper notch matched with the limiting wheel, and the bottom of the limiting wheel is matched with the top of the upper notch.

[0012] By adopting the technical scheme, when the lifting plate one drives the bearing plate to move upwards, the rotating rod is limited and blocked by the limiting wheel, so that the bearing plate can be turned during upward movement.

[0013] As a preferred technical scheme of the present application, the lower mold unit comprises a fixed block, the top of the fixed block is provided with a mounting groove, the mounting groove is placed with a mold core, and the mold core is fixedly connected with the fixed block through a fixing bolt.

[0014] By adopting the above technical scheme, the mold core can be installed or disassembled, and different specifications of the mold core can be replaced according to actual requirements.

[0015] As a preferred technical scheme of the present application, four buffer units are fixedly installed on the upper surface of the connecting plate and the base around the lower mold unit, the buffer unit comprises a buffer cylinder, a buffer spring is fixedly connected inside the buffer cylinder, a buffer block is fixedly connected to the upper end of the buffer spring, and the buffer block is slidingly inserted into the buffer cylinder.

[0016] By adopting the above technical scheme, the impact force caused by the downward pressure of the upper mold is buffered by the buffer spring during the pressing process of the upper mold and the lower mold unit, preventing damage to the lower mold unit.

[0017] As a preferred technical scheme of the present application, a positioning cylinder is fixedly installed on the upper surface of the connecting plate, and a positioning rod is fixedly installed at the bottom of the upper cover, and the number of the positioning rods and the positioning cylinders is the same and one-to-one corresponding.

[0018] By adopting the above technical scheme, the correct position and stability of the upper cover are ensured by setting the positioning rod and the positioning cylinder.

[0019] As a preferred technical scheme of the present application, positioning grooves are symmetrically formed in the two side outer walls of the connecting plate, and positioning blocks are fixedly connected to the two side inner walls of the bearing plate, and the positioning blocks are matched with the positioning grooves.

[0020] By adopting the above technical scheme, the connecting plate is fixedly positioned inside the bearing plate by setting the positioning blocks and the positioning grooves, ensuring that the bearing plate can move and turn synchronously with the connecting plate.

[0021] The beneficial effects of the present application are as follows:

[0022] In the utility model, the vertical height of the lifting plate one and the lifting plate two is adjusted by starting the cylinder one and the cylinder two, so that the positions of the bearing plate, the connecting plate, the lower mold unit, the upper cover and the upper mold are adjusted, so that the two groups of upper molds and lower molds are matched with each other to press the two groups of rubber sheets, so that the mold opening device can press the two groups of rubber sheets synchronously in single work, the working efficiency of the mold opening device is greatly improved, the mold opening device can deliver more rubber sheets to the injection molding machine main body for injection molding at a time, the working efficiency of the injection molding machine main body is improved, the mold core can be installed or disassembled by setting the mounting groove and the fixing bolt, different specifications of the mold core can be replaced according to actual requirements, and the impact force caused by the downward pressure of the upper mold is buffered by the buffer spring during the pressing process of the upper mold and the lower mold unit, preventing damage to the lower mold unit.

[0023] With reference to the following description and accompanying drawings, specific embodiments of the present invention are disclosed in detail, indicating the ways in which the principles of the present invention can be adopted. It should be understood that the scope of the embodiments of the present invention is not limited thereto. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the overall structure of this application;

[0025] Figure 2 This is a partial structural diagram of this application;

[0026] Figure 3 This is a schematic diagram of the installation of the support plate and connecting plate in this application;

[0027] Figure 4 This is a schematic diagram of the composition structure of the lower mold unit of this application.

[0028] In the diagram: 1. Workbench; 2. Injection molding machine body; 3. Lifting groove; 4. Sliding groove; 5. Base; 6. Lower mold unit; 601. Fixing block; 602. Mounting groove; 603. Mold core; 604. Fixing bolt; 7. Buffer unit; 701. Buffer cylinder; 702. Buffer spring; 703. Buffer block; 8. Cylinder 1; 9. Lifting plate 1; 10. Cylinder 2; 11. Lifting plate 2; 12. Rotating groove; 13. Bearing plate; 14. Upper mold; 15. Connecting plate; 16. Top cover; 17. Positioning cylinder; 18. Positioning rod; 19. Crossbar; 20. Limiting block; 21. Rotating rod; 22. Limiting wheel; 23. Clamping block; 24. Positioning block; 25. Positioning groove; 26. Fixing frame. Detailed Implementation

[0029] The technical solutions in the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of this application without creative effort are within the scope of protection of this application.

[0030] like Figure 1 - Figure 4As shown, the embodiment provides a double-layer auxiliary mold opening device for injection molding machine, including workbench 1 and injection molding machine body 2, the upper surface of workbench 1 is provided with sliding groove 4 on one side, the inside of sliding groove 4 is slidably connected with base 5, the top of base 5 is fixedly installed with lower mold unit 6, the outer wall of both sides of workbench 1 is symmetrically provided with lifting groove 3, the inside of lifting groove 3 is fixedly installed with cylinder one 8 and cylinder two 10, and the upper end of cylinder one 8 and cylinder two 10 is respectively fixedly installed with lifting plate one 9 and lifting plate two 11, the top of lifting plate one 9 is rotatably installed with bearing plate 13, the inside of bearing plate 13 is provided with connecting plate 15, the top of connecting plate 15 is fixedly installed with lower mold unit 6, the top of lifting plate two 11 is rotatably installed with upper cover 16, and the bottom of upper cover 16 and connecting plate 15 is fixedly installed with upper mold 14, when in use, the vertical height of lifting plate one 9 and lifting plate two 11 is adjusted by starting cylinder one 8 and cylinder two 10, so as to adjust the position of bearing plate 13, connecting plate 15, lower mold unit 6, upper cover 16 and upper mold 14, in order to facilitate the two groups of upper mold 14 and lower mold unit 6 to press the two groups of rubber sheets, so that the mold opening device can press the two groups of rubber sheets synchronously in single work, which greatly improves the working efficiency of the mold opening device, so that the mold opening device can deliver more rubber sheets to the inside of injection molding machine body 2 for injection molding, which improves the working efficiency of injection molding machine body 2.

[0031] In the embodiment, as shown in the figure, Figure 2 The outer wall of both sides of bearing plate 13 is fixedly connected with two rotating rods 21, the outer wall of both sides of upper cover 16 is fixedly connected with three rotating rods 21, and the upper surface of lifting plate one 9 and lifting plate two 11 is provided with rotating groove 12 matched with rotating rod 21, in use, rotating rod 21 and rotating groove 12 matched with rotating rod 21 are set, so as to support bearing plate 13 and connecting plate 15 through lifting plate one 9 and lifting plate two 11 respectively, that is, the position of bearing plate 13 and connecting plate 15 can be adjusted through lifting plate one 9 and lifting plate two 11 respectively.

[0032] In the embodiment, as shown in the figure, Figure 2 The upper surface of workbench 1 is fixedly installed with fixed frame 26, the inner wall of fixed frame 26 is fixedly connected with horizontal rod 19 near the upper end position, horizontal rod 19 is rotatably sleeved with limiting block 20 on the outer surface, limiting block 20 is provided with lower notch matched with rotating rod 21 on the bottom, and the top of rotating rod 21 is matched with the bottom of lower notch, in use, when upper cover 16 is moved upward by lifting plate two 11, rotating rod 21 is limited and blocked by limiting block 20, so that upper cover 16 can be turned during upward movement.

[0033] In the embodiment, as shown in the figure, Figure 2 and 3As shown, the inner wall of the fixed frame 26 is rotatably connected with a limiting wheel 22 near the lower end position, and the outer walls on both sides of the bearing plate 13 are fixedly installed with clamping blocks 23 on one side of the rotating rod 21, and the top of the clamping block 23 is provided with an upper gap matched with the limiting wheel 22, and the bottom of the limiting wheel 22 is matched with the top of the upper gap. In use, when the lifting plate 9 drives the bearing plate 13 to move upward, the rotating rod 21 is limited and blocked by the limiting wheel 22, so that the bearing plate 13 can be turned during upward movement.

[0034] In this embodiment, as shown in the figure, Figure 4 As shown, the lower mold unit 6 includes a fixed block 601, and the top of the fixed block 601 is provided with an installation groove 602, and the inside of the installation groove 602 is placed with a mold core 603, and the mold core 603 is fixedly connected with the fixed block 601 through a fixed bolt 604. In use, in order to facilitate the installation or disassembly of the mold core 603, different specifications of the mold core 603 can be replaced according to actual requirements.

[0035] In this embodiment, as shown in the figure, Figure 4 As shown, the upper surface of the connecting plate 15 and the base 5 is fixedly installed with four buffer units 7 around the lower mold unit 6, and the buffer unit 7 includes a buffer cylinder 701, and the buffer cylinder 701 is fixedly connected with a buffer spring 702 inside, and the upper end of the buffer spring 702 is fixedly connected with a buffer block 703, and the buffer block 703 is slidingly inserted in the buffer cylinder 701. In use, during the pressing process of the upper mold 14 and the lower mold unit 6, the impact force caused by the downward pressure of the upper mold 14 is buffered by the buffer spring 702, preventing damage to the lower mold unit 6.

[0036] In this embodiment, as shown in the figure, Figure 3 As shown, the upper surface of the connecting plate 15 is fixedly installed with a positioning cylinder 17, and the bottom of the upper cover 16 is fixedly installed with a positioning rod 18, and the number of the positioning rod 18 and the positioning cylinder 17 is the same and one-to-one corresponding. In use, by setting the positioning rod 18 and the positioning cylinder 17, the correct position and stability of the upper cover 16 are ensured.

[0037] In this embodiment, as shown in the figure, Figure 3 As shown, the outer walls on both sides of the connecting plate 15 are symmetrically provided with positioning grooves 25, and the inner walls on both sides of the bearing plate 13 are fixedly connected with positioning blocks 24, and the positioning blocks 24 are matched with the positioning grooves 25. In use, by setting the positioning blocks 24 and the positioning grooves 25, the connecting plate 15 is limited and fixed in the inside of the bearing plate 13, ensuring that the bearing plate 13 can move and turn synchronously with the connecting plate 15.

[0038] Working principle: when using the double-layer auxiliary mold opening device for injection molding machine, the vertical height of lifting plate one 9 and lifting plate two 11 is adjusted by starting cylinder one 8 and cylinder two 10, so as to adjust the position of bearing plate 13, connecting plate 15, lower mold unit 6, upper cover 16 and upper mold 14, so as to press two groups of rubber sheets with two groups of mutually matched upper mold 14 and lower mold unit 6, so that the mold opening device can press two groups of rubber sheets synchronously in single work, greatly improving the working efficiency of the mold opening device, so that the mold opening device can deliver more rubber sheets to the injection molding machine main body 2 for injection molding, which improves the working efficiency of the injection molding machine main body 2, and the installation groove 602 and the fixing bolt 604 are arranged to facilitate the installation or disassembly of the mold core 603, so that different specifications of mold core 603 can be replaced according to actual requirements, and the impact force caused by the downward pressure of the upper mold 14 is buffered by the buffer spring 702 during the pressing process of the upper mold 14 and the lower mold unit 6, so as to prevent the impact force from damaging the lower mold unit 6.

[0039] The above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or replace some technical features with equivalent ones, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A double-layer auxiliary mold opening device for an injection molding machine, comprising a worktable (1) and an injection molding machine body (2), characterized in that, The upper surface of the workbench (1) is provided with a sliding groove (4), the inside of the sliding groove (4) is slidably connected with a base (5), the top of the base (5) is fixedly installed with a lower mold unit (6), the two side walls of the workbench (1) are symmetrically provided with a lifting groove (3), the inside of the lifting groove (3) is fixedly installed with a cylinder one (8) and a cylinder two (10), and the upper ends of the cylinder one (8) and the cylinder two (10) are respectively fixedly installed with a lifting plate one (9) and a lifting plate two (11), the top of the lifting plate one (9) is rotatably installed with a bearing plate (13), the inside of the bearing plate (13) is provided with a connecting plate (15), the top of the connecting plate (15) is fixedly installed with a lower mold unit (6), the top of the lifting plate two (11) is rotatably installed with an upper cover (16), and the bottoms of the upper cover (16) and the connecting plate (15) are fixedly installed with an upper mold (14).

2. The dual layer assisted mold opening device for an injection molding machine according to claim 1, wherein, The two side walls of the bearing plate (13) are fixedly connected with two rotating rods (21), the two side walls of the upper cover (16) are fixedly connected with three rotating rods (21), and the upper surfaces of the lifting plate one (9) and the lifting plate two (11) are provided with rotating grooves (12) matched with the rotating rods (21).

3. The dual layer assisted mold opening device for an injection molding machine of claim 2, wherein, The upper surface of the workbench (1) is fixedly installed with a fixing frame (26), the inner wall of the fixing frame (26) is fixedly connected with a horizontal rod (19) near the upper end position, the outer surface of the horizontal rod (19) is rotatably sleeved with a limiting block (20), the bottom of the limiting block (20) is provided with a lower notch matched with the rotating rod (21), and the top of the rotating rod (21) is matched with the bottom of the lower notch.

4. The dual layer assisted mold opening device for an injection molding machine according to claim 3, wherein, The inner wall of the fixing frame (26) is rotatably connected with a limiting wheel (22) near the lower end position, the two side walls of the bearing plate (13) are fixedly installed with clamping blocks (23) on one side of the rotating rod (21), the top of the clamping block (23) is provided with an upper notch matched with the limiting wheel (22), and the bottom of the limiting wheel (22) is matched with the top of the upper notch.

5. The dual layer assisted mold opening device for an injection molding machine of claim 1, wherein, The lower mold unit (6) comprises a fixed block (601), the top of the fixed block (601) is provided with an installation groove (602), and the inside of the installation groove (602) is placed with a mold core (603).

6. The dual layer assisted mold opening device for an injection molding machine of claim 1, wherein, The upper surfaces of the connecting plate (15) and the base (5) are fixedly installed with four buffer units (7) around the lower mold unit (6), the buffer unit (7) comprises a buffer cylinder (701), the inside of the buffer cylinder (701) is fixedly connected with a buffer spring (702), the upper end of the buffer spring (702) is fixedly connected with a buffer block (703), and the buffer block (703) is slidably inserted into the buffer cylinder (701).

7. The dual layer assisted mold opening device for injection molding machines of claim 1, wherein, The upper surface of the connecting plate (15) is fixedly installed with a positioning cylinder (17), the bottom of the upper cover (16) is fixedly installed with a positioning rod (18), and the positioning rod (18) and the positioning cylinder (17) are same in number and one-to-one corresponding.

8. The dual layer assisted mold opening device for injection molding machines of claim 1, wherein, Both sides of the connecting plate (15) are symmetrically provided with positioning grooves (25), both sides of the bearing plate (13) are fixedly connected with positioning blocks (24), and the positioning blocks (24) are matched with the positioning grooves (25).

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