Cable bridge cutting device with cutting knife convenient to replace

Abstract

The utility model relates to the technical field of cable bridge processing, and discloses a cable bridge cutting device with a cutting knife convenient to replace, which comprises a working table, two sides of the top end of the working table are fixedly connected with fixing boxes, the inner walls of the fixing boxes are slidably connected with sliding blocks, the top ends of the sliding blocks are fixedly connected with a supporting frame, and the supporting frame is fixedly connected with a cutting knife. The cutting device comprises supporting frames, the opposite ends of the supporting frames are fixedly connected with protection boxes, the inner walls of the supporting frames are rotationally connected with rotating rods, the opposite ends of the rotating rods are fixedly connected with connecting shells, the connecting shells are connected with sliding plates through fixing assemblies, and the opposite ends of the sliding plates are fixedly connected with cutting knife bodies. According to the cutting knife, the pull rod is pulled to be separated from the fixing hole, the sliding plate is inserted into the connecting shell during installation, then the pull rod is loosened, the limiting plate can be sprung by the spring, and the limiting plate is clamped into the fixing hole, so that the cutting knife body is convenient to disassemble and assemble, and the maintenance cost and time are greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of cable bridge processing, in particular to a cable bridge cutting device with a cutting blade that is easy to replace. Background Art

[0002] A cable tray is a metal or plastic structure used to support and protect cables, usually installed in buildings or other structures. Its main function is to support cables so that they can be arranged in an orderly manner in the air or on the wall, avoiding the cables from being messy or crossed, and protecting the cables from damage from the external environment. A cutting device is required when processing cable trays.

[0003] After searching, a cable tray cutting device with announcement number CN219966649U includes a cutting table, a cutting groove is provided on the upper end of the cutting table, a slide rail is symmetrically fixedly installed on the upper end of the cutting table, a slide rod is slidably installed inside the two slide rails, a protective cover is fixedly installed between the two slide rods, a driving motor is fixedly installed on the side wall of the slide rod at the front end, and an adjustment mechanism includes an L-shaped plate, the two L-shaped plates are fixedly connected to the cutting table, the two L-shaped plates are threadedly installed with screws, the two L-shaped plates are symmetrically slidably installed with slide columns, the two groups of slide columns are sleeved with first springs, and the two groups of first springs are fixedly installed on one end away from the two L-shaped plates. The two extrusion bars are respectively fixedly connected to the two groups of slide columns, and the side walls of the two extrusion bars are provided with dovetail grooves, so that the device is easy to adjust the cutting position of the cable tray when in use, thereby enhancing the accuracy of the cable tray cutting;

[0004] Based on the above patent, through the design of the L-shaped plate, the screw, the sliding column, the first spring and the extrusion strip, the cutting position of the cable tray can be accurately adjusted by the movement of the two extrusion strips, so that the cutting position of the cable tray can be adjusted easily when the device is in use, and the cable tray of any specification can be limited and fixed, thereby enhancing the accuracy of the cable tray cutting. However, the cutting knife will wear and break when used for a long time, and it needs to be replaced at this time. When the cutting knife needs to be replaced or maintained, the operation is cumbersome and time-consuming, and it may need to be replaced as a whole or sent for repair, which increases maintenance costs and time. Utility Model Content

[0005] In order to solve the problem in the prior art that the replacement or maintenance of the cutting knife is cumbersome and time-consuming, and may require overall replacement or repair, which increases maintenance cost and time, the present application provides a cable tray cutting device with an easy-to-replace cutting knife. The cutting knife is disengaged from the fixing hole by pulling the pull rod. During installation, the slide plate is inserted into the connecting shell, and then the pull rod is released. At this time, the spring will bounce the limit plate, and the limit plate will be stuck into the inside of the fixing hole, thereby facilitating the disassembly and installation of the cutting knife body, greatly reducing maintenance cost and time.

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

[0007] A cable tray cutting device with an easy-to-replace cutting knife comprises a workbench, two sides of the top of the workbench are fixedly connected with a fixing box, the inner walls of the fixing box are slidably connected with a sliding block, the top of the sliding block is fixedly connected with a supporting frame, the opposite end of the supporting frame is fixedly connected with a protective box, the inner wall of the supporting frame is rotatably connected with a rotating rod, the opposite end of the rotating rod is fixedly connected with a connecting shell, the connecting shell is connected with a sliding plate through a fixing component, the opposite end of the sliding plate is fixedly connected with a cutting knife body, the right end of the supporting frame is fixedly connected with a motor, the rear side of the top of the fixing box is fixedly connected with a fixing plate, the inner wall of the fixing plate is fixedly connected with an electric push rod, and clamping components are arranged on two sides of the top of the workbench.

[0008] As a further improvement of the present invention, the fixing assembly includes a fixing frame fixedly connected to the top of the connecting shell, the inner wall of the fixing frame is slidably connected to a pull rod, the outer wall of the pull rod is fixedly connected to a limiting plate, the slide plate is provided with a plurality of fixing holes corresponding to the pull rod, a spring is provided between the fixing frame and the limiting plate, and the outer wall of the slide plate is slidably connected to the inner wall of the connecting shell.

[0009] As a further improvement of the utility model, the clamping assembly includes a fixed platform fixedly connected on both sides of the top of the workbench, the inner wall of the fixed platform is threadedly connected with a screw, the rear end of the screw is rotatably connected with a clamping plate, and the rear end of the clamping plate is fixedly connected with sliding rods on both sides.

[0010] As a further improvement of the present invention, the right end of the rotating rod on the right is fixedly connected to the driving end of the motor, and the driving end of the motor passes through the supporting frame.

[0011] As a further improvement of the utility model, the driving ends of the electric push rods all pass through the fixing plate and are fixedly connected to the rear end of the support frame.

[0012] As a further improvement of the utility model, the outer wall of the rotating rod is rotatably connected to the inner wall of the protection box, the inner wall of the workbench is provided with a cutting groove corresponding to the cutting knife body, and a plurality of supporting legs are fixedly connected to the four corners of the bottom end of the workbench.

[0013] As a further improvement of the present invention, one end of the spring is connected to the limit plate, the other end of the spring is connected to the inner wall of the fixing frame, and the outer wall of the limit plate is slidably connected to the inner wall of the fixing frame.

[0014] As a further improvement of the utility model, the bottom ends of the clamping plates are slidably connected to the inner wall of the fixing platform, and the sliding rods are slidably connected to the inner wall of the fixing platform.

[0015] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0016] 1. In the utility model, the pull rod is pulled out of the fixing hole, and the slide plate is inserted into the connecting shell during installation. Then, the pull rod is released, and the spring will bounce the limit plate, and the limit plate is stuck into the inside of the fixing hole, so that the cutting knife body can be easily disassembled and installed, which greatly reduces the maintenance cost and time.

[0017] 2. In the utility model, the screw is rotated to rotate inside the clamping plate, the screw drives the clamping plate, and the clamping plate drives the sliding rod. When the clamping plate moves, the cable tray is fixed, thereby improving the accuracy of the cable tray cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is an axonometric diagram of a cable tray cutting device with an easily replaceable cutting blade proposed by the utility model;

[0019] Figure 2 A cross-sectional view of a fixing box of a cable tray cutting device with an easily replaceable cutting blade proposed by the utility model;

[0020] Figure 3 This is a structural diagram of a clamping assembly of a cable tray cutting device with an easily replaceable cutting blade proposed by the utility model;

[0021] Figure 4 This is a structural diagram of a cutting assembly of a cable tray cutting device with an easily replaceable cutting blade, which is proposed in the utility model;

[0022] Figure 5 A structural diagram of a cutting blade of a cable tray cutting device with an easily replaceable cutting blade, proposed by the utility model;

[0023] Figure 6 This is a cross-sectional view of a fixing frame of a cable tray cutting device with an easily replaceable cutting blade, which is proposed in the utility model.

[0024] Legend:

[0025] 1. Workbench; 2. Fixed box; 3. Sliding block; 4. Support frame; 5. Rotating rod; 6. Connecting shell; 7. Fixed frame; 8. Pull rod; 9. Limiting plate; 10. Spring; 11. Slide plate; 12. Fixing hole; 13. Cutting knife body; 14. Protective box; 15. Fixed plate; 16. Electric push rod; 17. Motor; 18. Fixed table; 19. Screw; 20. Clamp; 21. Sliding rod; 22. Support leg. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0027] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for protection, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present application.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] In the description of this application, it should be noted that if the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the product of the application is usually placed when in use. It is only for the convenience of describing this application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, if the terms "first", "second", etc. appear in the description of this application, they are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0030] In addition, if the terms "horizontal" or "vertical" appear in the description of this application, it does not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0031] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] Embodiment 1: A cable tray cutting device with an easily replaceable cutting blade comprises a workbench 1, fixed boxes 2 are fixedly connected to both sides of the top of the workbench 1, sliding blocks 3 are slidably connected to the inner walls of the fixing boxes 2, a supporting frame 4 is fixedly connected to the top of the sliding blocks 3, a protective box 14 is fixedly connected to the opposite end of the supporting frame 4, a rotating rod 5 is rotatably connected to the inner wall of the supporting frame 4, a connecting shell 6 is fixedly connected to the opposite end of the rotating rod 5, a sliding plate 11 is connected to the connecting shell 6, a cutting blade body 13 is fixedly connected to the opposite end of the sliding plate 11, a motor 17 is fixedly connected to the right end of the supporting frame 4, a fixing plate 15 is fixedly connected to the rear side of the top of the fixing box 2, and an electric push rod 16 is fixedly connected to the inner wall of the fixing plate 15.

[0033] Specifically, when processing is carried out, the driving end of the motor 17 rotates and drives the right-side rotating rod 5 to rotate, and when the right-side rotating rod 5 rotates, it drives the connecting shell 6 to rotate, and when the connecting shell 6 rotates, it drives the slide plate 11 to rotate, and when the slide plate 11 rotates, it drives the cutting knife body 13 to rotate, and the left-side rotating rod 5 will be driven by the cutting knife body 13, and the left-side rotating rod 5 will rotate inside the left-side support frame 4. When the cutting knife needs to be moved, the driving end of the electric push rod 16 pushes the support frame 4, and when the support frame 4 moves, it drives the cutting knife body 13 to cut the cable tray, and when the support frame 4 moves, it drives the slider 3 to slide inside the fixed box 2.

[0034] Among them, the fixed platform 18 is fixedly connected on both sides of the top of the workbench 1, the inner wall of the fixed platform 18 is threadedly connected with a screw 19, the rear end of the screw 19 is rotatably connected with a clamping plate 20, and the rear ends of the clamping plates 20 are fixedly connected with sliding rods 21 on both sides of the rear end of the clamping plates 20. The right end of the right rotating rod 5 is fixedly connected to the driving end of the motor 17, and the driving end of the motor 17 passes through the support frame 4. The driving ends of the electric push rods 16 pass through the fixed plate 15 and are fixedly connected to the rear end of the support frame 4. The outer wall of the rotating rod 5 is rotatably connected to the inner wall of the protective box 14, and the inner wall of the workbench 1 is provided with a cutting groove corresponding to the cutting knife body 13. A plurality of supporting legs 22 are fixedly connected to the four corners of the bottom end of the workbench 1, the bottom ends of the clamping plates 20 are slidably connected to the inner wall of the fixed platform 18, and the sliding rods 21 are slidably connected to the inner wall of the fixed platform 18.

[0035] Specifically, the cable tray is placed on the fixed platform 18, and then the screw 19 is rotated to make it rotate inside the splint 20. When the screw 19 rotates inside the splint 20, it drives the splint 20 to move. When the splint 20 moves, it drives the slide bar 21 to slide on the inner wall of the fixed platform 18. When the splint 20 moves, the cable tray is fixed, thereby improving the accuracy of the cable tray cutting. When the fixed platform 18 slides, the splint 20 is limited to prevent misalignment.

[0036] Embodiment 2: As one of the optimized structural designs of Embodiment 1, Figure 1 - Figure 6 As shown, a fixing frame 7 is fixedly connected to the top of the connecting shell 6, the inner wall of the fixing frame 7 is slidably connected with a pull rod 8, the outer wall of the pull rod 8 is fixedly connected with a limit plate 9, a slide plate 11 is provided with a plurality of fixing holes 12 corresponding to the pull rod 8, a spring 10 is provided between the fixing frame 7 and the limit plate 9, the outer wall of the slide plate 11 is slidably connected to the inner wall of the connecting shell 6, one end of the spring 10 is connected to the limit plate 9, the other end of the spring 10 is connected to the inner wall of the fixing frame 7, and the outer wall of the limit plate 9 is slidably connected to the inner wall of the fixing frame 7.

[0037] Specifically, when disassembly is required, the pull rod 8 is pulled to disengage it from the fixing hole 12, and then the cutting knife body 13 can be taken out. When installing, the slide plate 11 is inserted into the connecting shell 6, and then the pull rod 8 is released. At this time, the spring 10 will bounce the limit plate 9, and when the limit plate 9 is bounced, it is stuck in the inside of the fixing hole 12, thereby facilitating the disassembly and installation of the cutting knife body 13, greatly reducing maintenance costs and time.

[0038] Working principle: first, the cable tray is placed on the fixed platform 18, and then the screw 19 is rotated to make it rotate inside the splint 20. When the screw 19 rotates inside the splint 20, the splint 20 is driven to move. When the splint 20 moves, the slide bar 21 is driven to slide on the inner wall of the fixed platform 18. When the splint 20 moves, the cable tray is fixed, thereby improving the accuracy of the cable tray cutting. When the fixed platform 18 slides, the splint 20 is limited to prevent misalignment. When processing, the driving end of the motor 17 is rotated to drive the right-side rotating rod 5 to rotate, and when the right-side rotating rod 5 is rotated, the connecting shell 6 is driven to rotate, and when the connecting shell 6 is rotated, the slide plate 11 is driven to rotate, and when the slide plate 11 is rotated, the cutting knife body 1 is driven 3 rotates, and the left rotating rod 5 is driven by the cutting knife body 13, and the left rotating rod 5 will rotate inside the left supporting frame 4. When the cutting knife needs to be moved, the supporting frame 4 is pushed by the driving end of the electric push rod 16. When the supporting frame 4 moves, the cutting knife body 13 is driven to cut the cable tray. When the supporting frame 4 moves, the slider 3 is driven to slide inside the fixing box 2. When it needs to be disassembled, the pull rod 8 is pulled to make it disengage from the fixing hole 12, and then the cutting knife body 13 can be taken out. When installing, the slide plate 11 is inserted into the connecting shell 6, and then the pull rod 8 is released. At this time, the spring 10 will bounce the limiting plate 9, and when the limiting plate 9 is bounced, it is stuck in the fixing hole 12, so that the cutting knife body 13 is easy to disassemble and install, which greatly reduces the maintenance cost and time.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cable tray cutting device with an easily replaceable cutting blade, comprising a workbench (1), characterized in that: The top sides of the workbench (1) are fixedly connected with a fixing box (2), the inner walls of the fixing box (2) are slidably connected with a slider (3), the top of the slider (3) is fixedly connected with a support frame (4), the opposite end of the support frame (4) is fixedly connected with a protection box (14), the inner wall of the support frame (4) is rotatably connected with a rotating rod (5), the opposite end of the rotating rod (5) is fixedly connected with a connecting shell (6), the connecting shell (6) is connected with a slide plate (11) through a fixing component, the opposite end of the slide plate (11) is fixedly connected with a cutting knife body (13), the right end of the support frame (4) is fixedly connected with a motor (17), the rear side of the top of the fixing box (2) is fixedly connected with a fixing plate (15), the inner wall of the fixing plate (15) is fixedly connected with an electric push rod (16), and clamping components are arranged on both sides of the top of the workbench (1).

2. A cable tray cutting device with an easily replaceable cutting blade according to claim 1, characterized in that: The fixing assembly comprises a fixing frame (7) fixedly connected to the top of the connecting shell (6), the inner wall of the fixing frame (7) is slidably connected to a pull rod (8), the outer wall of the pull rod (8) is fixedly connected to a limit plate (9), the slide plate (11) is provided with a plurality of fixing holes (12) corresponding to the pull rod (8), a spring (10) is provided between the fixing frame (7) and the limit plate (9), and the outer wall of the slide plate (11) is slidably connected to the inner wall of the connecting shell (6).

3. A cable tray cutting device with an easily replaceable cutting blade according to claim 1, characterized in that: The clamping assembly comprises a fixed platform (18) fixedly connected to both sides of the top of the workbench (1), the inner wall of the fixed platform (18) is threadedly connected with a screw rod (19), the rear end of the screw rod (19) is rotatably connected with a clamping plate (20), and the rear ends of the clamping plate (20) are fixedly connected with sliding rods (21) on both sides.

4. A cable tray cutting device with an easily replaceable cutting blade according to claim 1, characterized in that: The right end of the rotating rod (5) on the right is fixedly connected to the driving end of the motor (17), and the driving end of the motor (17) passes through the supporting frame (4).

5. A cable tray cutting device with an easily replaceable cutting blade according to claim 1, characterized in that: The driving ends of the electric push rods (16) penetrate the fixing plate (15) and are fixedly connected to the rear end of the support frame (4).

6. A cable tray cutting device with an easily replaceable cutting blade according to claim 1, characterized in that: The outer wall of the rotating rod (5) is rotatably connected to the inner wall of the protection box (14); the inner wall of the workbench (1) is provided with a cutting groove corresponding to the cutting knife body (13); and a plurality of supporting legs (22) are fixedly connected to the four corners of the bottom end of the workbench (1).

7. A cable tray cutting device with an easily replaceable cutting blade according to claim 2, characterized in that: One end of the spring (10) is connected to the limit plate (9), the other end of the spring (10) is connected to the inner wall of the fixing frame (7), and the outer wall of the limit plate (9) is slidably connected to the inner wall of the fixing frame (7).

8. A cable tray cutting device with easily replaceable cutting blade according to claim 3, characterized in that: The bottom ends of the clamping plates (20) are slidably connected to the inner wall of the fixed platform (18), and the sliding rods (21) are slidably connected to the inner wall of the fixed platform (18).

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