Glass fiber reinforced plastic bending machine for producing glass fiber reinforced plastic storage tank

By designing an automated clamping and limiting structure for the fiberglass bending machine, the problems of low efficiency in manual operation and difficulty in fixing fiberglass sheets in the existing technology have been solved, achieving efficient and stable fiberglass sheet bending processing.

CN223763766UActive Publication Date: 2026-01-06HEBEI XUKANG FRP PRODUCTS CO LTD
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Patent Information

Application Number
CN202422726352.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-08
Publication Date
2026-01-06
Estimated Expiration
2034-11-08

AI Technical Summary

Technical Problem

Existing bending machines for fiberglass production suffer from low efficiency, high labor intensity, and high cost due to manual operation. Furthermore, fiberglass sheets are difficult to fix during bending, and are prone to positional displacement, resulting in low work efficiency.

Method used

A fiberglass bending machine was designed, comprising an operating table, a clamping assembly, and a bending device. It adopts an automated clamping and limiting structure, and achieves automated positioning and fixing of fiberglass sheets through the cooperation of a rotating plate and a limiting groove. Combined with a motor-driven bending head, it performs automated processing.

Benefits of technology

It improves the processing efficiency of FRP sheets, reduces labor costs, ensures the stability and accuracy of FRP sheets during bending, reduces positional deviation, and improves overall work efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of glass fiber reinforced plastic production, and discloses a glass fiber reinforced plastic bending machine for producing a glass fiber reinforced plastic storage tank, which comprises an operation table, a supporting plate is arranged at the bottom of the operation table, a plurality of bottom supporting seats are arranged at the bottom of the supporting plate, and a top fixing plate is arranged at the top of a telescopic plate. A bending device is arranged at the top of the top fixing plate, a clamping assembly is arranged on the outer wall of the operation table, a bending table is arranged on the side, close to the clamping assembly, of the outer wall of the operation table, and the bending table comprises a plurality of rotating plates located on the outer wall of the operation table. The outer wall of the limiting bolt is connected with a spring through a connecting column, the situation that deviation is likely to be caused due to the fact that the limiting bolt cannot be fixed during bending is prevented, when the rotating plate rotates, the spring on the outer side is stretched outwards under tension, the tension disappears, the spring automatically resets, glass fiber reinforced plastic is fixed during bending, and meanwhile, low efficiency caused by manual restoration is reduced through automatic restoration of the structure.
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Description

Technical Field

[0001] This utility model relates to the field of fiberglass production technology, specifically to a fiberglass bending machine used for producing fiberglass storage tanks. Background Technology

[0002] Fiberglass reinforced plastic (FRP), also known as fiber-reinforced plastic (GFRP), generally refers to reinforced plastics made by reinforcing unsaturated polyester, epoxy resin, and phenolic resin matrices with glass fibers or their products as reinforcing materials. It differs from tempered glass. Due to the different types of resins used, there are polyester FRP, epoxy FRP, and phenolic FRP. It is lightweight yet hard, non-conductive, stable in performance, has high mechanical strength, low recyclability, and is corrosion-resistant. It can replace steel in the manufacture of machine parts and the outer shells of automobiles and ships. During FRP production, bending machines are used to bend the plastic, and the bending shapes vary depending on the requirements.

[0003] However, existing bending devices for fiberglass sheets still have shortcomings in use. When processing fiberglass sheets, bending machines typically use manual loading and unloading, which results in generally low processing efficiency, high labor intensity, high costs, and cumbersome overall operation. After the fiberglass sheet is bent into a model, the bending block prevents the model from detaching from the worktable. Furthermore, the fiberglass sheet is heavy, making it difficult to adjust its position on the worktable during bending, and it cannot be effectively fixed to prevent positional deviation, leading to low bending efficiency. Therefore, a fiberglass bending machine for producing fiberglass storage tanks is proposed. Utility Model Content

[0004] This utility model provides the following technical solution: a fiberglass bending machine for producing fiberglass storage tanks, comprising an operating table, a support plate at the bottom of the operating table, multiple bottom support seats at the bottom of the support plate, a conveying inlet on the outer wall of the support plate, multiple telescopic plates on the outer wall of the operating table, a top fixing plate at the top of the telescopic plates, a bending device at the top of the top fixing plate, a clamping assembly on the outer wall of the operating table, a bending table on the side of the outer wall of the operating table near the clamping assembly, the bending table including multiple rotating plates located on the outer wall of the operating table, multiple fixing bolts on the outer wall of the multiple rotating plates, a fixing column fixedly connected to the outer wall of the multiple fixing bolts, a second connecting plate on the outer wall of the fixing column, a bending worktable at the bottom of the rotating plates, a limit groove on the outer wall of the bending worktable, multiple placement compartments on the side of the outer wall of the bending worktable away from the limit groove, and multiple springs on the inner wall of the bending worktable, the multiple springs being fixedly connected to the second connecting plate.

[0005] In a preferred embodiment of this utility model, the plurality of fixing bolts are connected to the second connecting plate via fixing posts, and the plurality of springs are connected to the fixing bolts via fixing posts.

[0006] As a preferred embodiment of this utility model, the clamping assembly includes a support base clamping plate support located on the outer wall of the operating table. The outer wall of the support base clamping plate support is provided with a sliding groove. The outer wall of the sliding groove is provided with a sliding block. The top of the sliding block is provided with a clamping fixing plate. The outer wall of the clamping fixing plate is fixedly connected to a first connecting plate. The outer wall of the first connecting plate is provided with a telescopic column. The outer wall of the telescopic column is provided with a fixing clamping plate. The outer wall of the first connecting plate is provided with a button. The bottom of the clamping plate support is provided with a second drive motor. The bottom of the second drive motor is provided with a clamping base.

[0007] As a preferred technical solution of this utility model, the bending device includes a first drive motor located at the top of the top fixed plate, a bending seat at the bottom of the first drive motor, a third connecting plate at the bottom of the bending seat, a groove on the outer wall of the third connecting plate, a sliding column on the outer wall of the groove, a connecting column on the outer wall of the sliding column, a lifting column at the bottom of the connecting column, and a bending head at the bottom of the lifting column.

[0008] As a preferred embodiment of this utility model, the plurality of rotating plates rotate on the top of the bending workbench.

[0009] In a preferred embodiment of this invention, the second drive motor is electrically connected to the first drive motor.

[0010] Compared with the prior art, the present invention has the following beneficial effects:

[0011] 1. The fiberglass bending machine used in the production of fiberglass storage tanks is equipped with a bending table and a symmetrical rotating plate at the top. When the bending head is pressed down, the rotating plate rotates on the worktable. Because there are multiple limit bolts on the outer wall, the outer wall of the limit bolts is connected to the spring through the connecting column. When the bending head presses down and the fiberglass body bends, the limit groove opened on the outer wall makes the bending head fit into the limit groove, preventing it from being easily deviated due to lack of fixation during bending. When the rotating plate rotates, the outer spring is stretched outward by the tension, and the bent fiberglass sheet moves out of the outlet. The spring automatically resets, which not only fixes the fiberglass during bending, but also reduces the inefficiency caused by manual restoration due to the automatic reset of the structure.

[0012] 2. The fiberglass bending machine used in the production of fiberglass storage tanks also uses a clamping assembly to hold the fiberglass pipe fittings on the placement table. When the fiberglass needs to be bent, it enters the operating table through the conveyor inlet. Due to the sliding groove, the clamping plate can move back and forth to adjust to the appropriate position. After the clamping plate clamps the fiberglass plate, the fiberglass plate pushes the bending head above the button on the side wall to start working. The whole process is automated, replacing the traditional manual loading and unloading, which not only increases the processing efficiency but also reduces labor costs. Attached Figure Description

[0013] Figure 1 A three-dimensional structural diagram of a fiberglass bending machine used in the production of fiberglass storage tanks;

[0014] Figure 2 A schematic diagram of the operating table structure of a fiberglass bending machine used in the production of fiberglass storage tanks;

[0015] Figure 3 A three-dimensional structural diagram of a clamping assembly for a fiberglass bending machine used in the production of fiberglass storage tanks;

[0016] Figure 4 A schematic diagram of the bending device structure of a fiberglass bending machine used in the production of fiberglass storage tanks;

[0017] Figure 5 A schematic diagram of the bending table structure of a fiberglass bending machine used in the production of fiberglass storage tanks;

[0018] Figure 6 This is a partial structural diagram of a fiberglass bending machine used in the production of fiberglass storage tanks.

[0019] In the diagram: 1. Operating table; 2. Support plate; 3. Bottom support seat; 4. Conveyor inlet; 5. Telescopic plate; 6. Top fixed plate; 7. Bending device; 71. First drive motor; 72. Bending seat; 73. Third connecting plate; 74. Groove; 75. Sliding column; 76. Connecting column; 77. Lifting column; 78. Bending head; 8. Clamping assembly; 81. Clamping plate support seat; 82. Sliding groove; 83. Sliding block; 84. Clamping fixed plate; 85. First connecting plate; 86. Telescopic column; 87. Fixed clamping plate; 88. Button; 89. Second drive motor; 810. Clamping base; 9. Bending table; 91. Rotating plate; 92. Fixing bolt; 93. Second connecting plate; 94. Fixed column; 95. Spring; 96. Placement compartment; 97. Limiting groove; 98. Bending worktable. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Please see Figure 1-6 A fiberglass bending machine for producing fiberglass storage tanks includes an operating table 1, a support plate 2 at the bottom of the operating table 1, multiple bottom support seats 3 at the bottom of the support plate 2, a conveying inlet 4 on the outer wall of the support plate 2, multiple telescopic plates 5 on the outer wall of the operating table 1, a top fixing plate 6 on the top of the telescopic plates 5, a bending device 7 on the top of the top fixing plate 6, a clamping assembly 8 on the outer wall of the operating table 1, and a bending table 9 on the side of the outer wall of the operating table 1 near the clamping assembly 8. The bending table 9 includes multiple rotating plates 91 located on the outer wall of the operating table 1, and multiple fixing bolts 92 on the outer wall of the multiple rotating plates 91. A fixed column 94 is fixedly connected to the outer wall of the 92. A second connecting plate 93 is provided on the outer wall of the fixed column 94. A bending worktable 98 is provided at the bottom of the rotating plate 91. A limit groove 97 is opened on the outer wall of the bending worktable 98. Multiple placement compartments 96 are opened on the side of the outer wall of the bending worktable 98 away from the limit groove 97. Multiple springs 95 are provided on the inner wall of the bending worktable 98. The multiple springs 95 are fixedly connected to the second connecting plate 93. When the springs 95 are stretched outward by the tension, the multiple rotating plates 91 are automatically reset by the tension of the springs after the bent fiberglass plate is moved out of the worktable, reducing the inefficiency caused by manual restoration.

[0022] Please see Figure 5 Multiple fixing bolts 92 are connected to the second connecting plate 93 through fixing posts 94, and multiple springs 95 are connected to the fixing bolts 92 through fixing posts 94. Since the second connecting plate 93 and multiple fixing bolts 92 are connected through fixing posts 94, after the rotating plate is subjected to force and rotates to both sides, the springs 95 effectively limit the rotation of the rotating plate, preventing a decrease in work efficiency due to excessive rotation angle.

[0023] Please see Figure 2The clamping assembly 8 includes a support plate support 81 located on the outer wall of the operating table 1. The outer wall of the support plate support 81 has a sliding groove 82, and the outer wall of the sliding groove 82 has a sliding block 83. The top of the sliding block 83 has a clamping fixing plate 84. The outer wall of the clamping fixing plate 84 is fixedly connected to a first connecting plate 85. The outer wall of the first connecting plate 85 has a telescopic column 86, and the outer wall of the telescopic column 86 has a fixing clamp 87. The outer wall of the first connecting plate 85 has a button 88. The bottom of the clamping plate support 81 has a second drive motor 89, and the bottom of the second drive motor 89 has a clamping base 810. The sliding groove 82 at the bottom allows the clamping device to fit the fiberglass plate better, reducing displacement caused by insufficient width. When adjusted to the appropriate position, the fixing clamp 87 on the outer wall moves inward and clamps, greatly increasing the stability of the fiberglass plate when bending, making it less prone to displacement, and increasing work efficiency.

[0024] Please see Figure 4 The bending device 7 includes a first drive motor 71 located on the top of the top fixed plate 6. The bottom of the first drive motor 71 is provided with a bending seat 72. The bottom of the bending seat 72 is provided with a third connecting plate 73. The outer wall of the third connecting plate 73 is provided with a groove 74. The outer wall of the groove 74 is provided with a sliding column 75. The outer wall of the sliding column 75 is provided with a connecting column 76. The bottom of the connecting column 76 is provided with a lifting column 77. The bottom of the lifting column 77 is provided with a bending head 78. The groove 74 makes it easier to operate the bending head 78.

[0025] Please see Figure 6 Multiple rotating plates 91 rotate on top of the bending worktable 98. Among them, multiple rotating plates 91 start to rotate outward, so that the bending head can enter the limiting groove, reducing the displacement caused by inaccurate position during bending and increasing the accuracy of the bending head falling into the bending worktable 98.

[0026] Please see Figure 4 The second drive motor 89 is electrically connected to the first drive motor 71.

[0027] Working principle: When the equipment is needed, after the fiberglass sheet to be bent enters from 4 into 1, 83 slides on 82 to the appropriate position. After 86 extends and retracts, multiple 87 slide inward to clamp the fiberglass sheet to be bent. At this time, the fiberglass sheet that is in contact with 8 pushes the button 88. Since 89 and 71 are electrically connected, when the button is pressed, the top 7 starts to work. 75 first slides and adjusts its position in 74, and the lifting column 77 begins to descend. The bending head 78 bends the steel plate. The symmetrical 91 rotates on top of 98, causing the bending head 78 to descend into the limiting groove 97, so that the fiberglass sheet bent during operation is fixed. Due to the influence of tension, the spring 95, through its connection with 92, effectively controls the angle of 91 during rotation. After the pressure is removed, it automatically resets, reducing the bending angle deviation caused by non-fixation.

[0028] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A glass steel bending machine for producing glass steel storage tanks, comprising an operating table (1), characterized in that: The bottom of the operating table (1) is provided with a support plate (2), the bottom of the support plate (2) is provided with a plurality of bottom support seats (3), the outer wall of the support plate (2) is provided with a conveying entrance (4), the outer wall of the operating table (1) is provided with a plurality of telescopic plates (5), the top of the telescopic plate (5) is provided with a top fixed plate (6), the top of the top fixed plate (6) is provided with a bending device (7), the outer wall of the operating table (1) is provided with a clamping assembly (8), the outer wall of the operating table (1) is provided with a bending table (9) on the side close to the clamping assembly (8), the bending table (9) comprises a plurality of rotating plates (91) located on the outer wall of the operating table (1), the outer wall of the plurality of rotating plates (91) is provided with a plurality of fixed bolts (92), the outer wall of the plurality of fixed bolts (92) is fixedly connected with a fixed column (94), the outer wall of the fixed column (94) is provided with a second connecting plate (93), the bottom of the rotating plate (91) is provided with a bending workbench (98), the outer wall of the bending workbench (98) is provided with a limiting groove (97), the outer wall of the bending workbench (98) is provided with a plurality of placing bins (96) away from the limiting groove (97), and the inner wall of the bending workbench (98) is provided with a plurality of springs (95). The plurality of springs (95) and the second connecting plate (93) are fixedly connected.

2. The glass fiber reinforced plastic bending machine for producing glass fiber reinforced plastic storage tanks according to claim 1, characterized in that: The plurality of fixed bolts (92) are connected between the fixed column (94) and the second connecting plate (93), and the plurality of springs (95) are connected between the fixed column (94) and the fixed bolt (92).

3. The glass fiber reinforced plastic bending machine for producing glass fiber reinforced plastic storage tanks according to claim 1, characterized in that: The clamping assembly (8) comprises a support seat clamping plate support seat (81) located on the outer wall of the operating table (1), the outer wall of the support seat clamping plate support seat (81) is provided with a sliding groove (82), the outer wall of the sliding groove (82) is provided with a sliding block (83), the top of the sliding block (83) is provided with a clamping fixed plate (84), the outer wall of the clamping fixed plate (84) is fixedly connected with a first connecting plate (85), the outer wall of the first connecting plate (85) is provided with a telescopic column (86), the outer wall of the telescopic column (86) is provided with a fixed clamping plate (87), the outer wall of the first connecting plate (85) is provided with a button (88), the bottom of the clamping assembly (8) is provided with a second drive motor (89), and the bottom of the second drive motor (89) is provided with a clamping base (810).

4. The glass fiber reinforced plastic bending machine for producing glass fiber reinforced plastic storage tanks according to claim 1, characterized in that: The bending device (7) comprises a first drive motor (71) located on the top of the top fixed plate (6), the bottom of the first drive motor (71) is provided with a bending seat (72), the bottom of the bending seat (72) is provided with a third connecting plate (73), the outer wall of the third connecting plate (73) is provided with a groove (74), the outer wall of the groove (74) is provided with a sliding column (75), the outer wall of the sliding column (75) is provided with a connecting column (76), the bottom of the connecting column (76) is provided with a lifting column (77), and the bottom of the lifting column (77) is provided with a bending head (78).

5. The glass fiber reinforced plastic bending machine for producing glass fiber reinforced plastic storage tanks according to claim 1, characterized in that: The plurality of rotating plates (91) rotate on the top of the bending workbench (98).

6. The glass fiber reinforced plastic bending machine for producing glass fiber reinforced plastic storage tanks according to claim 3, characterized in that: The second driving motor (89) is electrically connected with the first driving motor (71).