High-precision cutting device for foam packaging

By using a combination of a servo motor, a bidirectional screw and a moving seat in the plastic foam cutting device, the clamping positioning of foam plates of different widths and thicknesses is achieved, and the movement of the moving frame is driven by the hydraulic cylinder and the driving motor, the problem of the foam plates being easily deviated during the cutting process in the prior art is solved, and the cutting accuracy and flexibility of the device are improved.

CN222768526UActive Publication Date: 2025-04-18CHANGZHOU YINJIA PACKAGING TECH CO LTD
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Patent Information

Application Number
CN202421626381.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-10
Publication Date
2025-04-18
Estimated Expiration
2034-07-10

AI Technical Summary

Technical Problem

The existing cutting devices for plastic foam production are inconvenient to clamp and position plastic foam of different widths and thicknesses, resulting in shaking easily during the cutting process and reducing cutting accuracy.

Method used

A high-precision cutting device is designed, using a servo motor to drive a combination of a bidirectional screw and a moving seat, and combined with the mounting plate and a stabilizing rod to achieve clamping and positioning of foam plates of different widths and thicknesses, and drive the movement of the moving frame through the hydraulic cylinder and the driving motor, improving cutting flexibility and accuracy.

Benefits of technology

It effectively avoids deviations in the foam board during the cutting process, improves cutting accuracy, and is suitable for foam boards of different widths and thicknesses, improves the flexibility and stability of the device, and saves labor costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of plastic foam production, in particular to a high-precision cutting device for foam packaging, and aims to solve the problems that plastic foams with different widths and thicknesses are inconvenient to clamp and position, so that the plastic foams are easy to shake in the cutting process, the foam cutting deviation is caused, and the production efficiency is high. A servo motor is started to drive a moving seat on the surface of a two-way lead screw to move, and a mounting plate is matched to cut plastic foam with different widths, so that deviation in the process of pushing a plastic foam plate to move and cut is avoided, and the cutting precision is improved; the device can be suitable for plastic foam plates with different thicknesses by adjusting the position of the mounting base, the foam plates with different thicknesses are fixed and clamped, use is flexible and convenient, the use stability of the mounting base is improved through cooperation with a stabilizing rod, the plastic foam plates are cut by starting a driving motor to drive the position of a moving frame, and the cutting efficiency is improved. The use flexibility is good.
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Description

Technical Field

[0001] The utility model relates to the technical field of plastic foam production, in particular to a cutting device for high-precision foam packaging. Background Art

[0002] Foam is widely used as a packaging material due to its light weight, good shockproof performance, low price, and rapid processing and molding. Foam packaging has been used by more and more manufacturers and has many advantages in the packaging of home appliances, leather goods and other products. Usually, in the production process of foam packaging, it is necessary to cut the foam packaging to meet the use requirements of different manufacturers, but the existing devices still have certain problems. The existing cutting device for plastic foam production is not convenient for clamping and positioning plastic foams of different widths and thicknesses, which makes the plastic foam prone to shaking during the cutting process, resulting in deviations in the foam cutting, thereby reducing the accuracy of the cutting work, making the plastic foam extremely easy to be damaged after cutting errors, thereby increasing the cost of cutting work and causing waste of resources.

[0003] In view of the above problems, a cutting device for high-precision foam packaging is proposed. Utility Model Content

[0004] Technical issues to be solved:

[0005] In order to solve the problem that it is inconvenient to clamp and position plastic foams of different widths and thicknesses, the plastic foam is prone to shaking during the cutting process, resulting in deviations in the foam cutting, thereby reducing the accuracy of the cutting work.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A cutting device for high-precision foam packaging, comprising a processing table, two fixed plates are symmetrically installed on both sides of the surface of the processing table, a moving frame with an inverted U-shaped structure is arranged on both sides of the two fixed plates above the surface of the processing table, a hydraulic cylinder is installed on the surface of the moving frame, the extended shaft of the hydraulic cylinder passes through the moving frame and is connected to the moving plate arranged below the moving frame, a supporting plate is symmetrically installed on the inner surface of the moving frame, a guide rod is installed on the surface of the supporting plate, one end of the guide rod away from the supporting plate is connected to the moving frame, through holes are opened on the surfaces of both ends of the moving plate, the moving plate slides on the surface of the guide rod through the through holes, a cutting mechanism is installed on the bottom surface of the moving plate, and a foam board body is arranged on the surface of the processing table, characterized in that a fixed adjustment component is arranged on the surface of the processing table between the two fixed plates;

[0008] The fixed adjustment component includes a servo motor, a bidirectional screw, a movable seat, a fixed rod and a mounting plate. A servo motor is installed on the surface of one side of the processing table, the output end of the servo motor passes through the processing table and is connected to one end of the bidirectional screw arranged in the processing table, the other end of the bidirectional screw is rotatably installed on the inner wall of the processing table through a bearing, the surface of the bidirectional screw is threadedly connected to two movable seats, the inner wall of the processing table and on both sides of the bidirectional screw are installed with fixed rods, both ends of the fixed rod pass through the through grooves opened on the surface of the movable seat, the movable seat slides on the surface of the fixed rod, and the surface of the movable seat is installed with an L-shaped mounting plate, and the two mounting plates are both abutted against the two sides of the surface of the foam board body.

[0009] Furthermore, a sliding rod is inserted into the through hole opened on the surface of the mounting plate, one end of the sliding rod passes through the mounting plate and is connected to a mounting seat arranged below the mounting plate, a spring is wound around the surface of the sliding rod, two ends of the spring are respectively connected to the sliding rod and the mounting plate, stabilizing rods are inserted into the sockets opened on both sides of the sliding rod on the surface of the mounting plate, the stabilizing rod passes through the mounting plate and is connected to the mounting seat.

[0010] Furthermore, the mounting seat is arranged in an inverted U-shaped structure, and a plurality of rollers are rotatably arranged inside the mounting seat, and the rollers are in contact with the foam board body.

[0011] Furthermore, a mounting seat and a plurality of rollers are also installed on the surface of the movable seat.

[0012] Furthermore, guide blocks with convex structures are installed on the surfaces of the two fixed plates on the sides away from each other, and sliders are symmetrically installed on the surface of the movable frame. Grooves matching with the guide blocks are opened on the surfaces of the sliders, and the sliders slide on the surfaces of the guide blocks.

[0013] Furthermore, two driving motors are symmetrically installed on the surface of the moving frame, and the output shafts of the driving motors pass through the moving frame and are connected to gears arranged on one side of the moving frame. A rack is installed on the surface of the fixed plate below the guide block, and the gear is meshed with the rack.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. In order to adapt to plastic foams of different widths and thicknesses for clamping and positioning, the servo motor is started to drive the moving seat on the surface of the bidirectional screw to move in opposite directions on the surface of the fixed rod at the same time, and the mounting plate is used to cut plastic foams of different widths to avoid deviations in the process of pushing the plastic foam board to move and cut, thereby improving the cutting accuracy. By adjusting the position of the mounting seat, the device can be used for plastic foam boards of different thicknesses, and the foam boards of different thicknesses can be fixed and clamped. It is flexible and convenient to use, and is used in conjunction with a stabilizing rod to improve the stability of the mounting seat.

[0016] 2. In order to improve the flexibility of cutting operations, the drive motor is started to drive the gear to rotate. After the gear and the rack are engaged, the mobile frame is driven to move and cut by itself, saving labor expenses, time and effort. The plastic foam board can be cut by moving the position of the mobile frame, which has good flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the fixed adjustment component in the utility model;

[0019] Figure 3 It is a left view of the overall structure of the utility model;

[0020] Figure 4 For this utility model Figure 3 Enlarged view of point A in the middle.

[0021] In the figure: 1. processing stand; 2. fixed plate; 3. moving frame; 4. hydraulic cylinder; 5. moving plate; 6. guide rod; 61. supporting plate; 7. cutting mechanism; 8. driving motor; 9. gear; 10. rack; 11. guide block; 12. slider; 13. servo motor; 14. bidirectional screw; 15. moving seat; 16. fixed rod; 17. mounting plate; 18. slide rod; 19. mounting seat; 20. spring; 21. roller; 22. stabilizer bar; 23. foam board body. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4 , the utility model provides a technical solution:

[0024] Embodiment 1:

[0025] A cutting device for high-precision foam packaging, comprising a processing stand 1, two fixed plates 2 are symmetrically installed on both sides of the surface of the processing stand 1, a moving frame 3 with an inverted U-shaped structure is arranged on both sides of the two fixed plates 2 above the surface of the processing stand 1, a hydraulic cylinder 4 is installed on the surface of the moving frame 3, the extension shaft of the hydraulic cylinder 4 passes through the moving frame 3 and is connected to a moving plate 5 arranged at a position below the moving frame 3, a supporting plate 61 is symmetrically installed on the inner surface of the moving frame 3, a guide rod 6 is installed on the surface of the supporting plate 61, and the end of the guide rod 6 away from the supporting plate 61 is connected to the moving frame 3, and through holes are opened on the surfaces of both ends of the moving plate 5, and the moving plate 5 slides on the guide rod 6 through the through holes The surface of the processing platform 1 is provided with a cutting mechanism 7 on the bottom surface of the movable plate 5, and a foam board body 23 is provided on the surface of the processing platform 1, which is characterized in that: the surface of the processing platform 1 is provided with a fixed adjustment component between the two fixed plates 2, and the foam board body 23 is first placed on the surface of the processing platform 1, and the fixed adjustment component clamps and fixes the foam board body 23, and the fixed plates 2 are installed on both sides of the surface of the processing platform 1, and the movable frame 3 of the inverted U-shaped structure is arranged outside the two fixed plates 2, and the hydraulic cylinder 4 is started to push the movable plate 5 to move downward on the surface of the guide rod 6, and the motor in the cutting mechanism 7 drives the cutting knife to rotate, and the foam board body 23 is cut by moving the movable frame 3;

[0026] The fixed adjustment component includes a servo motor 13, a bidirectional screw rod 14, a moving seat 15, a fixed rod 16 and a mounting plate 17. The servo motor 13 is installed on one side of the processing platform 1. The output end of the servo motor 13 passes through the processing platform 1 and is connected to one end of the bidirectional screw rod 14 set in the processing platform 1. The other end of the bidirectional screw rod 14 is rotatably mounted on the inner wall of the processing platform 1 through a bearing. The surface of the bidirectional screw rod 14 is threadedly connected to two moving seats 15. Fixed rods 16 are installed on the inner wall of the processing platform 1 and on both sides of the bidirectional screw rod 14. Both ends of the fixed rod 16 pass through the moving The surface of the seat 15 is provided with a through groove, and the movable seat 15 slides on the surface of the fixed rod 16. The surface of the movable seat 15 is provided with an L-shaped mounting plate 17, and the two mounting plates 17 are both in contact with the two sides of the surface of the foam board body 23. In order to adapt to plastic foams of different widths and thicknesses for clamping and positioning, the servo motor 13 is started to drive the movable seat 15 on the surface of the bidirectional screw rod 14 to move in opposite directions on the surface of the fixed rod 16 at the same time, and cooperate with the mounting plate 17 to cut plastic foams of different widths, so as to avoid deviation in the process of pushing the plastic foam board to move and cut, and improve the cutting accuracy;

[0027] A slide bar 18 is inserted into the through hole opened on the surface of the mounting plate 17, one end of the slide bar 18 passes through the mounting plate 17 and is connected to a mounting seat 19 arranged at a position below the mounting plate 17, a spring 20 is wound around the surface of the slide bar 18, and the two ends of the spring 20 are respectively connected to the slide bar 18 and the mounting plate 17, and stabilizing rods 22 are inserted into the jacks opened on both sides of the slide bar 18 on the surface of the mounting plate 17, and the stabilizing rod 22 passes through the mounting plate 17 and is connected to the mounting seat 19. By pulling the slide bar 18, the position of the mounting seat 19 is driven to move up and down, and the mounting seat 19 is abutted against the surface of the foam board body 23 under the contraction of the spring 20. By adjusting the position of the mounting seat 19, the device can be applied to plastic foam boards of different thicknesses, and the foam boards of different thicknesses can be fixed and clamped. It is flexible and convenient to use, and cooperates with the stabilizing rod 22 to improve the stability of the mounting seat 19.

[0028] The mounting seat 19 is arranged in an inverted U-shaped structure, and a plurality of rollers 21 are arranged inside the mounting seat 19 for rotation. The rollers 21 are in contact with the foam board body 23, which can facilitate the movement of the plastic foam board during the cutting process, and the cutting process is effortless, and the cutting accuracy can be well guaranteed;

[0029] The surface of the movable seat 15 is also installed with a mounting seat 19 and a plurality of rollers 21. By arranging the rollers 21 both above and below, the cutting process is made easier and more convenient.

[0030] Embodiment 2:

[0031] Although the above technical solution can clamp and position plastic foams of different widths and thicknesses by fixing the adjustment components, in order to improve the flexibility of cutting operations, the surfaces of the two fixed plates 2 on the side away from each other are both installed with guide blocks 11 of a convex structure, and the surface of the movable frame 3 is symmetrically installed with sliders 12, and the surface of the sliders 12 is provided with grooves adapted to the guide blocks 11, and the sliders 12 slide on the surface of the guide blocks 11, and the position of the movable frame 3 is moved by sliding the sliders 12 on the surface of the guide blocks 11, so that the position of the movable frame 3 can be moved, and the plastic foam board can be cut by moving the position of the movable frame 3, and the use flexibility is good;

[0032] Two driving motors 8 are symmetrically installed on the surface of the moving frame 3. The output shaft of the driving motor 8 passes through the moving frame 3 and is connected to a gear 9 arranged on one side of the moving frame 3. A rack 10 is installed on the surface of the fixed plate 2 below the guide block 11. The gear 9 is meshed with the rack 10. By starting the driving motor 8, the gear 9 is driven to rotate. After the gear 9 is meshed with the rack 10, the moving frame 3 is driven to move and cut by itself, which saves labor expenses, time and effort.

[0033] Working principle: by installing fixed plates 2 on both sides of the surface of the processing table 1, the moving frame 3 of the inverted U-shaped structure is set on the outside of the two fixed plates 2, and the hydraulic cylinder 4 is started to push the moving plate 5 to move downward on the surface of the guide rod 6. The motor in the cutting mechanism 7 drives the cutting knife to rotate, and the foam board body 23 is cut by moving the moving frame 3, and the moving seat 15 on the surface of the two-way screw rod 14 is driven by starting the servo motor 13 to move in opposite directions on the surface of the fixed rod 16 at the same time, so as to realize the clamping and positioning of plastic foams of different widths, and cooperate with the mounting plate 17 to cut plastic foams of different widths, avoid deviation in the process of pushing the plastic foam board to move and cut, and improve the cutting accuracy. By starting the driving motor 8, the gear 9 is driven to rotate. After the gear 9 is engaged with the rack 10, it drives the moving frame 3 to move and cut by itself, saving labor expenses, time and effort.

[0034] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cutting device for high-precision foam packaging, comprising a processing platform (1), two fixed plates (2) are symmetrically installed on both sides of the surface of the processing platform (1), a moving frame (3) with an inverted U-shaped structure is arranged above the surface of the processing platform (1) and located on both sides of the two fixed plates (2), a hydraulic cylinder (4) is installed on the surface of the moving frame (3), the extension shaft of the hydraulic cylinder (4) passes through the moving frame (3) and is connected to a moving plate (5) arranged below the moving frame (3), and the moving frame (3) is provided with a hydraulic cylinder (4) on the surface of the moving frame (3). A supporting plate (61) is symmetrically mounted on the inner surface of the moving frame (3), a guide rod (6) is mounted on the surface of each supporting plate (61), one end of the guide rod (6) away from the supporting plate (61) is connected to the moving frame (3), through holes are opened on the surfaces of both ends of the moving plate (5), the moving plate (5) slides on the surface of the guide rod (6) through the through holes, a cutting mechanism (7) is mounted on the bottom surface of the moving plate (5), and a foam board body (23) is arranged on the surface of the processing stand (1), characterized in that: A fixed adjustment component is disposed on the surface of the processing platform (1) between two fixed plates (2); The fixed adjustment component comprises a servo motor (13), a bidirectional screw rod (14), a movable seat (15), a fixed rod (16) and a mounting plate (17); the servo motor (13) is mounted on one side surface of the processing platform (1); the output end of the servo motor (13) passes through the processing platform (1) and is connected to one end of the bidirectional screw rod (14) arranged in the processing platform (1); the other end of the bidirectional screw rod (14) is rotatably mounted on the inner wall surface of the processing platform (1) through a bearing; the bidirectional screw rod (14) is The surface of the rod (14) is threadedly connected to two movable seats (15); fixed rods (16) are installed on the inner wall surface of the processing platform (1) and on both sides of the bidirectional screw rod (14); both ends of the fixed rod (16) pass through the through grooves provided on the surface of the movable seat (15); the movable seat (15) slides on the surface of the fixed rod (16); an L-shaped mounting plate (17) is installed on the surface of the movable seat (15); and the two mounting plates (17) are both in contact with the two sides of the surface of the foam board body (23).

2. A cutting device for high-precision foam packaging according to claim 1, characterized in that: A slide bar (18) is inserted into a through hole provided on the surface of the mounting plate (17); one end of the slide bar (18) passes through the mounting plate (17) and is connected to a mounting seat (19) arranged below the mounting plate (17); a spring (20) is wound around the surface of the slide bar (18); two ends of the spring (20) are respectively connected to the slide bar (18) and the mounting plate (17); stabilizing bars (22) are inserted into the insertion holes provided on both sides of the slide bar (18) on the surface of the mounting plate (17); the stabilizing bars (22) pass through the mounting plate (17) and are connected to the mounting seat (19).

3. A cutting device for high-precision foam packaging according to claim 2, characterized in that: The mounting seat (19) is arranged in an inverted U-shaped structure, and a plurality of rollers (21) are rotatably arranged inside the mounting seat (19), and the rollers (21) are in contact with the foam board body (23).

4. A cutting device for high-precision foam packaging according to claim 1, characterized in that: A mounting seat (19) and a plurality of rollers (21) are also mounted on the surface of the movable seat (15).

5. The cutting device for high-precision foam packaging according to claim 1, characterized in that: A guide block (11) with a convex structure is installed on the surface of one side of the two fixed plates (2) away from each other, and a sliding block (12) is symmetrically installed on the surface of the movable frame (3). A groove matching the guide block (11) is opened on the surface of the sliding block (12), and the sliding block (12) slides on the surface of the guide block (11).

6. A cutting device for high-precision foam packaging according to claim 1, characterized in that: Two driving motors (8) are symmetrically mounted on the surface of the moving frame (3); the output shafts of the driving motors (8) penetrate the moving frame (3) and are connected to a gear (9) arranged on one side of the moving frame (3); a rack (10) is mounted on the surface of the fixed plate (2) below the guide block (11); the gear (9) is meshed with the rack (10).