Large-span glass fiber reinforced plastic groove box vacuum forming device

Abstract

The utility model relates to the technical field of vacuum forming, and provides a large-span glass fiber reinforced plastic groove box vacuum forming device which comprises two bottom plates, a mold, two sealing mechanisms, a clamping mechanism, an air suction mechanism and an injection molding mechanism, the mold is arranged on the two bottom plates, the two sealing mechanisms are both arranged on the mold, and the clamping mechanism is arranged on the air suction mechanism. The two bottom plates are arranged on the mold and used for keeping sealing between the plastic cloth and the mold, the two clamping mechanisms are arranged on the two bottom plates correspondingly and used for fixing the plastic cloth, the air suction mechanism is arranged in the mold and used for pumping out air between the plastic cloth and the mold, and the injection molding mechanism is arranged on the bottom plates and used for conducting injection molding on resin. By means of the technical scheme, the problems that in the related technology, time and labor are wasted when mixed resin and glass fiber cloth are smeared manually, smearing uniformity is difficult to guarantee, and the glass fiber reinforced plastic groove box machining efficiency is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum forming, in particular to a vacuum forming device for a large-span fiberglass tank box. Background Art

[0002] The fiberglass tank box is a new type of building material product, which has been widely used in various fields due to its light weight, corrosion resistance, high temperature resistance, heat insulation and other characteristics.

[0003] The main materials for making the fiberglass tank box are resin and fiberglass cloth. They need to be mixed in proportion, and the mixed resin and fiberglass cloth are applied to the mold. After a certain period of curing and hardening, the mold can be demolded to obtain the formed fiberglass tank box. However, this processing method requires operators to manually apply the mixed resin and fiberglass cloth to the mold, which is time-consuming and laborious. Moreover, it is difficult to ensure the uniformity of the application when manually applying the mixed resin and fiberglass cloth, reducing the processing efficiency of the fiberglass tank box. Summary of the Utility Model

[0004] The utility model provides a vacuum forming device for a large-span fiberglass tank box, which solves the problems in the related art that manually applying the mixed resin and fiberglass cloth is time-consuming and laborious, difficult to ensure the uniformity of the application, and reduces the processing efficiency of the fiberglass tank box.

[0005] The technical solution of the utility model is as follows: a vacuum forming device for a large-span fiberglass tank box, comprising: a bottom plate, a mold, a sealing mechanism, a clamping mechanism, a suction mechanism and an injection molding mechanism;

[0006] There are two bottom plates;

[0007] The mold is arranged on the two bottom plates, and a plastic cloth is arranged on the mold;

[0008] There are two sealing mechanisms, and both of the two sealing mechanisms are arranged on the mold for keeping the seal between the plastic cloth and the mold;

[0009] There are two clamping mechanisms, and the two clamping mechanisms are respectively arranged on the two bottom plates for fixing the plastic cloth;

[0010] The suction mechanism is arranged in the mold for pumping out the air between the plastic cloth and the mold;

[0011] The injection molding mechanism is arranged on the bottom plate for injecting resin.

[0012] Preferably, the sealing mechanism includes: a sealing frame, a connecting plate, a transmission component and a driving component;

[0013] The sealing frame is slidably arranged on two bottom plates, and the sealing frame contacts one end of the mold;

[0014] The connecting plate is fixedly connected to the sealing frame;

[0015] The transmission assembly is arranged in the mold and is used to drive the sealing frame to move;

[0016] The driving assembly is arranged in the mold and is used to drive the transmission assembly to move.

[0017] Further, the transmission assembly includes: a sliding frame and a transmission rod;

[0018] There are two sliding frames, and both of the two sliding frames are slidably arranged on the connecting plate;

[0019] There are two transmission rods. One ends of the two transmission rods are respectively rotatably arranged on the two sliding frames, and the other ends of the two transmission rods are both rotatably connected to the mold.

[0020] Still further, the driving assembly includes: a driving ring, a driving frame and a moving screw;

[0021] There are two driving rings, and the two driving rings are respectively slidably arranged on the two transmission rods;

[0022] The driving frame is rotatably connected between the two driving rings;

[0023] The moving screw is rotatably arranged on the driving frame. A threaded hole is formed on the connecting plate, and the moving screw is threadedly connected in the threaded hole.

[0024] As a further solution of the present application, the clamping mechanism includes: a clamping plate, a fixing plate and a first electric cylinder;

[0025] The clamping plate is arranged between the two sealing frames;

[0026] There are two fixing plates, and both of the two fixing plates are fixedly connected to the bottom plate;

[0027] There are two first electric cylinders. The two first electric cylinders are respectively arranged on the two fixing plates, and the output ends of the two first electric cylinders are both fixedly connected to the clamping plate and are used to drive the clamping plate to press the plastic cloth against the mold to realize the sealing between the plastic cloth and the mold.

[0028] As a further solution of the present application, the air suction mechanism includes: an air suction pipe and an air suction pump;

[0029] An air suction hole is formed on the mold, and the air suction pipe is communicated with the air suction hole;

[0030] The air suction pump is arranged in the mold, and the input end of the air suction pump is communicated with the air suction pipe.

[0031] As a further solution of the present application, the injection molding mechanism includes: a stabilizing frame, a diffusion plate, and an injection molding pipe;

[0032] The stabilizing frame is fixedly connected to one of the bottom plates;

[0033] The diffusion plate is arranged on the stabilizing frame;

[0034] The injection molding pipe is fixedly connected to the stabilizing frame and communicates with the diffusion plate.

[0035] On the basis of the above solution, a moving rod is fixedly connected to the bottom plate, a moving ring is fixedly connected to the sealing frame, and the moving ring is slidably arranged on the moving rod.

[0036] As a preferred technical solution of the present application, a sliding rod is fixedly connected to the connecting plate, sliding holes are formed in both of the sliding frames, and the sliding rod is slidably arranged in the two sliding holes.

[0037] As a preferred technical solution of the present application, power blocks are fixedly connected to both of the moving screws, and both of the power blocks are arranged in a hexagonal shape.

[0038] The working principle and beneficial effects of the present utility model are as follows:

[0039] 1. In the present utility model, through the cooperation between the sealing mechanism and the clamping mechanism, it is convenient to completely fix the plastic cloth on the mold and keep the plastic cloth sealed with the mold.

[0040] 2. In the present utility model, through the cooperation between the air suction mechanism and the injection molding mechanism, it is convenient to pump the gas between the plastic cloth and the mold into a vacuum and pour resin between the plastic cloth and the mold.

[0041] 3. In the present utility model, through the cooperation between the bottom plate, the mold, the sealing mechanism, the clamping mechanism, the air suction mechanism, and the injection molding mechanism, it is convenient to replace manual smearing to pour and mold the resin, improving the processing efficiency of the fiberglass tank box, which is relatively time-saving and labor-saving.

[0042] 4. In the present utility model, the fiberglass tank box formed by the large-span fiberglass tank box vacuum forming device has a tensile strength of up to 464 MPa, a tensile modulus of up to 22.3 GPa, a compressive strength of up to 292 MPa, a flexural strength of up to 477 MPa, a shear strength of up to 224 MPa, a tensile strength of up to 274 MPa, and a Barcol hardness of 51.

[0043] 5. In the present utility model, the fiberglass tank box formed by the large-span fiberglass tank box vacuum forming device can achieve the effects of no delamination, no cracks, no fiber exposure, no color change, and no precipitation formation on the surface after the acid and alkali resistance tests of the appearance. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] The present utility model will be further described in detail below in conjunction with the drawings and specific embodiments.

[0045] Figure 1 It is a schematic structural diagram of the whole of the present utility model;

[0046] Figure 2 It is a schematic structural diagram of another angle of the present utility model;

[0047] Figure 3 It is a schematic structural diagram of the sealing mechanism, clamping mechanism, air suction mechanism and injection molding mechanism of the present utility model;

[0048] Figure 4 It is a schematic structural diagram of the sealing mechanism of the present utility model.

[0049] In the figure: 1, bottom plate; 2, mold; 3, sealing frame; 4, connecting plate; 5, sliding frame; 6, transmission rod; 7, driving ring; 8, driving frame; 9, moving screw; 10, clamping plate; 11, fixing plate; 12, first electric cylinder; 13, air suction pipe; 14, air suction pump; 15, stabilizing frame; 16, diffusion disc; 17, injection molding pipe; 18, moving rod; 19, moving ring; 20, sliding rod; 21, power block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0050] The technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the scope of protection of the present utility model.

[0051] As Figures 1 to 4 shown, this embodiment proposes a large-span fiberglass tank box vacuum forming device, including: a bottom plate 1, a mold 2, a sealing mechanism, a clamping mechanism, an air suction mechanism and an injection molding mechanism. A moving rod 18 is fixedly connected to the bottom plate 1, and a moving ring 19 is fixedly connected to the sealing frame 3. The moving ring 19 is slidably arranged on the moving rod 18. There are two bottom plates 1, and the mold 2 is arranged on the two bottom plates 1. A plastic cloth is arranged on the mold 2. Through the cooperation between the bottom plate 1, the mold 2, the sealing mechanism, the clamping mechanism, the air suction mechanism and the injection molding mechanism, it is convenient to pour and mold the resin instead of manual smearing, improving the processing efficiency of the fiberglass tank box and being more time-saving and labor-saving.

[0052] As shown Figures 3 to 4 in the figure, there are two sealing mechanisms, both of which are arranged on the mold 2 and used to keep the plastic cloth and the mold 2 sealed. The sealing mechanism includes: a sealing frame 3, a connecting plate 4, a transmission component and a driving component. A sliding rod 20 is fixedly connected to the connecting plate 4. Slide holes are formed on both of the two sliding frames 5, and the sliding rod 20 is slidably arranged in the two slide holes. The sealing frame 3 is slidably arranged on the two bottom plates 1, and the sealing frame 3 contacts one end of the mold 2. The connecting plate 4 is fixedly connected to the sealing frame 3. The transmission component is arranged in the mold 2 and used to drive the sealing frame 3 to move. The driving component is arranged in the mold 2 and used to drive the transmission component to move. The transmission component includes: sliding frames 5 and transmission rods 6. There are two sliding frames 5, and both of the two sliding frames 5 are slidably arranged on the connecting plate 4. There are two transmission rods 6. One ends of the two transmission rods 6 are respectively rotatably arranged on the two sliding frames 5, and the other ends of the two transmission rods 6 are both rotatably connected to the mold 2. The driving component includes: driving rings 7, a driving frame 8 and a moving screw 9. Power blocks 21 are fixedly connected to both of the two moving screws 9, and both of the two power blocks 21 are arranged in a hexagonal shape. There are two driving rings 7, and the two driving rings 7 are respectively slidably arranged on the two transmission rods 6. The driving frame 8 is rotatably connected between the two driving rings 7. The moving screw 9 is rotatably arranged on the driving frame 8. A threaded hole is formed on the connecting plate 4, and the moving screw 9 is threadedly connected in the threaded hole. Specifically, by an operator rotating the moving screw 9 to drive the driving frame 8 to move, when the driving frame 8 moves, it drives the two driving rings 7 to move on the transmission rods 6, so that the two transmission rods 6 move away from each other, thereby driving the sliding frames 5 to slide on the connecting plate 4, so as to support the sealing frame 3 to contact the mold 2 or move away from the mold 2.

[0053] As shown Figures 1 to 3 in the figure, there are two clamping mechanisms, and the two clamping mechanisms are respectively arranged on the two bottom plates 1 and used to fix the plastic cloth. The clamping mechanism includes: clamping plates 10, fixing plates 11 and first electric cylinders 12. The clamping plates 10 are arranged between the two sealing frames 3. There are two fixing plates 11, and both of the two fixing plates 11 are fixedly connected to the bottom plates 1. There are two first electric cylinders 12, and the two first electric cylinders 12 are respectively arranged on the two fixing plates 11. The output ends of the two first electric cylinders 12 are both fixedly connected to the clamping plates 10 and used to drive the clamping plates 10 to press the plastic cloth against the mold 2 to realize the sealing between the plastic cloth and the mold 2. Specifically, the first electric cylinders 12 arranged on the fixing plates 11 drive the clamping plates 10 to move, so as to fix the plastic cloth on the mold 2.

[0054] As shown Figures 1 to 3As shown in the figure, an air suction mechanism is arranged inside the mold 2 and is used to extract the air between the plastic cloth and the mold 2. The air suction mechanism includes: an air suction pipe 13 and an air suction pump 14. The mold 2 is provided with air suction holes, the air suction pipe 13 is communicated with the air suction holes, the air suction pump 14 is arranged inside the mold 2, and the input end of the air suction pump 14 is communicated with the air suction pipe 13. Specifically, the air suction pump 14 is used for air suction, so as to extract the air between the plastic cloth and the mold 2 through the air suction pipe 13.

[0055] As Figures 1 to 3 shown in the figure, an injection molding mechanism is arranged on the bottom plate 1 and is used for injection molding of resin. The injection molding mechanism includes: a stabilizing frame 15, a diffusion plate 16 and an injection molding pipe 17. The stabilizing frame 15 is fixedly connected to one of the bottom plates 1, the diffusion plate 16 is arranged on the stabilizing frame 15, and the injection molding pipe 17 is fixedly connected to the stabilizing frame 15 and is communicated with the diffusion plate 16. Specifically, it is connected to the injection molding pipe 17 through an external pipeline, so as to inject the resin between the plastic cloth and the mold 2 for molding.

[0056] In this embodiment, when forming the fiberglass tank box, the plastic cloth is covered on the mold 2. The operator rotates the moving screw rod 9 to drive the driving frame 8 to move. When the driving frame 8 moves, it drives the two driving rings 7 to move on the transmission rod 6, so that the two transmission rods 6 move away from each other, thereby driving the carriage 5 to slide on the connecting plate 4, so as to support the sealing frame 3 to press the plastic cloth against the mold 2. The clamping plate 10 is driven to move by the first electric cylinder 12 arranged on the fixing plate 11, so as to fix the plastic cloth on the mold 2. It is connected to the injection molding pipe 17 through an external pipeline, so as to inject the resin between the plastic cloth and the mold 2 for molding.

[0057] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A large-span fiberglass tank box vacuum forming device, characterized in that, Including: Bottom plates (1), with two of them provided. Molds (2), which are arranged on the two bottom plates (1), and a plastic sheet is arranged on the molds (2). Sealing mechanisms, with two of them provided. Both of the two sealing mechanisms are arranged on the molds (2) and are used to keep the plastic sheet and the molds (2) sealed. Clamping mechanisms, with two of them provided. The two clamping mechanisms are respectively arranged on the two bottom plates (1) and are used to fix the plastic sheet. Air suction mechanism, which is arranged inside the molds (2) and is used to extract the air between the plastic sheet and the molds (2). Injection molding mechanism, which is arranged on the bottom plates (1) and is used to inject resin.

2. The large-span fiberglass reinforced plastic trough box vacuum forming device according to claim 1, wherein, The sealing mechanism includes: Sealing frames (3), which are slidably arranged on the two bottom plates (1), and the sealing frames (3) are in contact with one end of the molds (2). Connecting plates (4), which are fixedly connected to the sealing frames (3). Transmission components, which are arranged inside the molds (2) and are used to drive the sealing frames (3) to move. Drive components, which are arranged inside the molds (2) and are used to drive the transmission components to move.

3. A large-span fiberglass tank box vacuum forming device according to claim 2, characterized in that, The transmission components include: Sliding frames (5), with two of them provided. Both of the two sliding frames (5) are slidably arranged on the connecting plates (4). Transmission rods (6), with two of them provided. One ends of the two transmission rods (6) are respectively rotatably arranged on the two sliding frames (5), and the other ends of the two transmission rods (6) are both rotatably connected to the molds (2).

4. A large-span fiberglass tank box vacuum forming device according to claim 3, characterized in that, The drive components include: Drive rings (7), with two of them provided. The two drive rings (7) are respectively slidably arranged on the two transmission rods (6). Drive frames (8), which are rotatably connected between the two drive rings (7). Moving screws (9), which are rotatably arranged on the drive frames (8). A threaded hole is formed on the connecting plates (4), and the moving screws (9) are threadedly connected in the threaded holes.

5. A large-span fiberglass reinforced plastic trough box vacuum forming device according to claim 4, characterized in that, The clamping mechanisms include: Clamping plates (10), which are arranged between the two sealing frames (3). Fixed plates (11), with two of them provided. Both of the two fixed plates (11) are fixedly connected to the bottom plates (1). First electric cylinders (12), with two of them provided. The two first electric cylinders (12) are respectively arranged on the two fixed plates (11), and the output ends of the two first electric cylinders (12) are both fixedly connected to the clamping plates (10) and are used to drive the clamping plates (10) to press the plastic sheet against the molds (2) to achieve the sealing between the plastic sheet and the molds (2).

6. The vacuum forming device for a large-span fiberglass tank box according to claim 5, characterized in that, The air suction mechanism includes: Suction pipes (13). Suction holes are formed on the molds (2), and the suction pipes (13) are communicated with the suction holes. An air suction pump (14), the air suction pump (14) is arranged inside the mold (2), and the input end of the air suction pump (14) is communicated with an air suction pipe (13).

7. A large-span fiberglass reinforced plastic trough box vacuum forming device according to claim 6, characterized in that, The injection molding mechanism includes: A stabilizing frame (15), the stabilizing frame (15) is fixedly connected to one of the bottom plates (1); A diffusion disc (16), the diffusion disc (16) is arranged on the stabilizing frame (15); An injection molding pipe (17), the injection molding pipe (17) is fixedly connected to the stabilizing frame (15) and communicated with the diffusion disc (16).

8. A large-span fiberglass reinforced plastic trough box vacuum forming device according to claim 7, characterized in that, A moving rod (18) is fixedly connected to the bottom plate (1), a moving ring (19) is fixedly connected to the sealing frame (3), and the moving ring (19) is slidably arranged on the moving rod (18).

9. A large-span fiberglass reinforced plastic trough box vacuum forming device according to claim 8, characterized in that, A sliding rod (20) is fixedly connected to the connecting plate (4), sliding holes are formed in both of the sliding frames (5), and the sliding rod (20) is slidably arranged in the two sliding holes.

10. A large-span fiberglass reinforced plastic trough box vacuum forming device according to claim 9, characterized in that, Power blocks (21) are fixedly connected to both of the moving screws (9), and both of the power blocks (21) are arranged in a hexagonal shape.

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