Fixed-length cutting machine for fiberboard

Abstract

The utility model relates to the technical field of cutting machines, and discloses a fiberboard fixed-length cutting machine which comprises a front conveying table, a rear conveying table and a portal frame arranged between the front conveying table and the rear conveying table, a cutting mechanism is installed on the portal frame, side limiting assemblies are arranged on the two sides of the front conveying table, and a front limiting assembly is arranged on the rear conveying table. First guide rails are arranged on the two sides of the rear conveying table, a movable frame is slidably connected to the first guide rails, the front limiting assembly comprises a baffle and first air cylinders driving the baffle to stretch out and draw back in the direction perpendicular to the conveying direction, and the first air cylinders are horizontally and oppositely arranged on the two sides of the top of the movable frame. A first lead screw transmission mechanism used for controlling the moving frame to move in the conveying direction is arranged on one side of the rear conveying table. By adjusting the position of the front limiting mechanism, the cutting length of the plate can be conveniently controlled, and the cut plate can be conveniently conveyed.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting machines, in particular to a fixed-length cutting machine for fiberboards. Background Art

[0002] Fiberboard, also known as density board, is a man-made board made of wood fiber or other plant fiber as raw materials and applied with suitable adhesives. In use, fiberboard needs to be cut into equal lengths. For example, the Chinese utility model patent with patent announcement number CN 218195536 U discloses a fiberboard fixed-length cutting device, which can be cut to a fixed length under the conveying device, and through the cooperation of two sets of clamping blocks, the fiberboard can be stably placed above the cutting table for cutting, which is convenient for cutting boards of different thicknesses and widths, but not convenient for cutting boards of different lengths. Utility Model Content

[0003] The utility model aims to solve the above problems and provide a fixed-length cutting machine for fiberboard, which is convenient for controlling the cutting length of the board.

[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: a fixed-length cutting machine for fiberboard, 1. A fixed-length cutting machine for fiberboard, characterized in that: it includes a front conveying platform, a rear conveying platform and a gantry frame arranged therebetween, a cutting mechanism is installed on the gantry frame, side limit assemblies are arranged on both sides of the front conveying platform, a front limit assembly is arranged on the rear conveying platform, first guide rails are arranged on both sides of the rear conveying platform, and a moving frame is slidably connected to the first guide rails, the front limit assembly includes a baffle and a first cylinder that drives the baffle to extend and retract perpendicular to the conveying direction, the first cylinders are horizontally arranged on both sides of the top of the moving frame relative to each other, and a first screw transmission mechanism for controlling the movement of the moving frame along the conveying direction is provided on one side of the rear conveying platform.

[0005] Furthermore, the gantry is provided with a second guide rail on both sides of the gantry's crossbeam, and a moving seat is slidably connected to the second guide rail. A second screw transmission mechanism for driving the moving seat to move is provided in the gantry, and a lifting mechanism for controlling the lifting and lowering movement of the cutting mechanism is provided on the moving seat.

[0006] Furthermore, the cutting mechanism includes a cutting knife, a cutting knife mounting frame and a motor for driving the cutting knife to rotate. The cutting knife is rotatably mounted in the cutting knife mounting frame, and the motor is mounted on the outside of the cutting knife mounting frame.

[0007] Furthermore, the lifting mechanism includes a second cylinder vertically fixed on the moving seat, and the moving seat is also provided with a mounting plate, one side of the mounting plate is slidably connected to the second guide rail, and the other side is vertically provided with a third guide rail, the telescopic end of the second cylinder is connected to the cutter mounting frame, and the right side of the cutter mounting frame is slidably connected to the third guide rail.

[0008] Furthermore, a pressure plate assembly is provided at the bottom of the cutter mounting frame, and the pressure plate assembly includes a sleeve, a movable rod, a spring and a pressure wheel rotatably mounted on a pressure wheel mounting seat. The sleeve is fixed on the cutter mounting frame, the lower end of the sleeve is movably connected to the movable rod, and the lower end of the movable rod is connected to the pressure roller mounting seat, and the outer side of the movable rod is connected to the spring.

[0009] Furthermore, the side limiting assembly includes a limiting wheel mounting frame and a plurality of limiting wheels arranged at intervals along the length direction thereof, and the upper and lower ends of the limiting wheels are rotatably connected to the limiting wheel mounting frame.

[0010] Furthermore, it also includes a fine-tuning mechanism for fine-tuning the position of the front limit assembly, the fine-tuning mechanism includes an L-shaped fixed seat, an L-shaped movable plate and a screw, the L-shaped fixed seat is fixed to the top of the movable frame, the horizontal part of the L-shaped fixed seat is provided with a fourth guide rail along the conveying direction, the L-shaped movable plate is provided on the L-shaped fixed seat and is slidably connected to the fourth guide rail, the screw is arranged parallel to the horizontal part of the L-shaped fixed seat, and one end thereof is threadedly connected to the vertical part of the L-shaped fixed seat, and the other end is rotatably connected to the vertical part of the L-shaped movable plate, and the first cylinder is fixed on the horizontal part of the L-shaped movable plate.

[0011] Furthermore, a detection probe is provided on the rear conveying platform.

[0012] Due to the adoption of the above technical solution, the utility model has the following beneficial effects:

[0013] The present invention is novel in that a front limit assembly is provided, and the position of the front limit assembly can be adjusted by a screw transmission mechanism, so that plates of different lengths can be cut. The limit assembly is composed of a cylinder and a baffle, and the limit of the baffle is controlled by the extension and contraction of the cylinder, which is convenient for automatic limiting and automatic conveying of the cut plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 This utility model Figure 1 Schematic diagram of the cross-sectional structure of the AA surface;

[0016] Figure 3 It is a schematic diagram of the top view of the cutting and conveying table of the utility model;

[0017] Figure 4 This utility model Figure 1 A partial enlarged view of middle A;

[0018] Figure 5 This utility model Figure 1 A partial enlarged view of B in the middle;

[0019] In the figure: 10-front conveyor platform, 20-rear conveyor platform, 2-gantry, 21-second guide rail, 3-cutting mechanism, 31-cutting knife, 32-cutter mounting frame, 33-motor, 4-side limit assembly, 41-limit wheel mounting frame, 42-limit wheel, 5-front limit assembly, 51-first cylinder, 52-baffle, 6-first guide rail, 61-moving frame, 7-first screw rod transmission mechanism, 8-moving seat, 9-lifting mechanism, 91-second cylinder, 92-mounting plate, 93-third guide rail, 10-pressing plate assembly, 101-sleeve, 102-movable rod, 103-spring 103, 104-pressing wheel, 105-pressing wheel mounting seat, 111-L-shaped fixed seat, 112-screw, 113-L-shaped movable plate, 114-fourth guide rail, 12-detection probe. DETAILED DESCRIPTION

[0020] In order to make the technical personnel of the technical field better understand the present utility model scheme, the technical scheme in the present utility model embodiment will be clearly and completely described below in conjunction with the drawings in the present utility model embodiment. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those generally understood by the technical personnel in the technical field belonging to the present utility model. The terms used in the specification of the present utility model herein are only for the purpose of describing specific embodiments, and are not intended to limit the present utility model. The terms "first", "second", etc. in the specification and claims of the present utility model and the above-mentioned drawings are used to distinguish different objects, rather than to describe a specific order. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but optionally also includes steps or units that are not listed, or optionally also includes other steps or units inherent to these processes, methods, products or devices.

[0021] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present invention. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0022] See also Figure 1 and Figure 2A fiberboard cut-to-length machine includes a front conveying platform 10, a rear conveying platform 20, and a gantry 2 therebetween. A cutting mechanism 3 is mounted on the gantry 2. Side limit assemblies 4 are mounted on both sides of the front conveying platform 10. A front limit assembly 5 is mounted on the rear conveying platform 20. First guide rails 6 are mounted on both sides of the rear conveying platform 20. A moving frame 61 is slidably connected to the first guide rails 6. The front limit assembly 5 includes a baffle 52 and a first cylinder 51 that drives the baffle 52 to extend and retract perpendicular to the conveying direction. The first cylinder 51 is horizontally arranged on both sides of the top of the moving frame 61. A first screw transmission mechanism 7 for controlling the moving frame 61 to move along the conveying direction is mounted on one side of the rear conveying platform 20. The first screw transmission mechanism 7 is mounted inside the gantry 2. The screw transmission mechanism belongs to the prior art and will not be described in detail here.

[0023] See also Figure 4 A second guide rail 21 is provided on both sides of the crossbeam of the gantry 2, and a moving seat 8 is slidably connected to the second guide rail 21. A second screw transmission mechanism (not shown) for driving the moving seat 8 is provided in the gantry 2, and a lifting mechanism 9 for controlling the lifting and lowering movement of the cutting mechanism 3 is provided on the moving seat 8. The screw transmission mechanism belongs to the prior art and will not be described in detail here. This structure facilitates the lateral movement of the cutting mechanism 3.

[0024] See also Figure 4 The cutting mechanism 3 includes a cutting knife 31, a cutting knife mounting frame 32 and a motor 33 for driving the cutting knife 31 to rotate. The cutting knife 31 is rotatably mounted in the cutting knife mounting frame 32, and the motor 33 is mounted on the outside of the cutting knife mounting frame 32. The motor 33 drives the cutting knife 31 to rotate to cut the plate.

[0025] See also Figure 4 The lifting mechanism 9 includes a second cylinder 91 vertically fixed on the moving seat 8, and a mounting plate 92 is also provided on the moving seat 8. One side of the mounting plate 92 is slidably connected to the second guide rail 21, and the other side is vertically provided with a third guide rail 93. The telescopic end of the second cylinder 91 is connected to the cutter mounting frame 32, and the right side of the cutter mounting frame 32 is slidably connected to the third guide rail 93. The lifting mechanism 9 can drive the cutting mechanism 3 to move up and down. When cutting is required, it moves downward, and when cutting is not required, it moves upward to reset.

[0026] See also Figure 4In order to improve the cutting accuracy, a pressure plate assembly 10 is provided at the bottom of the cutter mounting frame 32. The pressure plate assembly 10 includes a sleeve 101, a movable rod 102, a spring 103, and a pressure wheel 104 rotatably mounted on a pressure wheel mounting seat 105. The sleeve 101 is fixed on the cutter mounting frame 32. The lower end of the sleeve 101 is movably connected to the movable rod 102, and the lower end of the movable rod 102 is connected to the pressure roller mounting seat. The outer side of the movable rod 102 is connected to the spring 103. Under the action of the spring 103, the movable rod 102 can drive the pressure wheel 104 to move up and down, so as to press the plate within a certain height range.

[0027] See also Figure 3 The side limit assembly 4 includes a limit wheel mounting frame 41 and a plurality of limit wheels 42 arranged at intervals along its length direction, and the upper and lower ends of the limit wheels 42 are rotatably connected to the limit wheel mounting frame 41. The side limit assembly 4 is convenient for limiting the side of the limit plate to be cut, avoiding the deviation of the plate and improving the cutting accuracy.

[0028] See also Figure 5 In order to improve the moving accuracy of the front limit assembly 5, a fine adjustment mechanism for fine-tuning the position of the front limit assembly 5 is also included. The fine adjustment mechanism includes an L-shaped fixed seat 111, an L-shaped movable plate 113 and a screw 112. The L-shaped fixed seat 111 is fixed to the top of the movable frame 61. The horizontal part of the L-shaped fixed seat 111 is provided with a fourth guide rail 114 along the conveying direction. The L-shaped movable plate 113 is arranged on the L-shaped fixed seat 111 and is slidably connected with the fourth guide rail 114. The screw 112 is arranged parallel to the horizontal part of the L-shaped fixed seat 111, and one end thereof is threadedly connected with the vertical part of the L-shaped fixed seat 111, and the other end is rotatably connected with the vertical part of the L-shaped movable plate 113. The first cylinder 51 is fixed on the horizontal part of the L-shaped movable plate 113. By rotating the screw 112, the screw 112 is moved relative to the L-shaped fixed seat 111, thereby driving the L-shaped movable plate 113 to move, thereby realizing the fine adjustment of the front limit assembly 5.

[0029] See also Figure 3 ,A detection probe 12 is provided on the cutting conveying table. It is used to detect the plate to achieve effective limit.

[0030] When in use, according to the cutting length, the second screw transmission mechanism is used to drive the moving frame 61 to move, thereby adjusting the position of the front limit assembly 5 to control the cutting length of the plate. In order to improve the adjustment accuracy, the front limit assembly 5 can also be further fine-tuned by the fine-tuning mechanism. After adjustment, the fiberboard to be cut is placed on the front conveying platform 10 for transportation. When the detection probe 12 detects the fiberboard, the baffle 52 is controlled by the first cylinder 51 to extend to limit the plate. The cutting mechanism 3 moves downward under the drive of the second cylinder 91, and cuts the plate under the drive of the second transmission mechanism. After cutting, the cutting mechanism 3 is reset, the baffle 52 is reset, and the rear conveying platform 12 conveys the cut plate. The front conveying platform 10 simultaneously conveys the plate to be cut. The conveying speeds of the front conveying platform 10 and the rear conveying platform 20 can be set to be different, which is convenient for conveying the cut plate. During transportation, it can be separated from the plate to be cut by a certain distance, which is convenient for detection and limiting by the detection probe.

[0031] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A fiberboard cut-to-length machine, characterized in that: It includes a front conveying platform, a rear conveying platform and a gantry therebetween, a cutting mechanism is installed on the gantry, side limit assemblies are provided on both sides of the front conveying platform, a front limit assembly is provided on the rear conveying platform, first guide rails are provided on both sides of the rear conveying platform, and a moving frame is slidably connected to the first guide rails, the front limit assembly includes a baffle and a first cylinder that drives the baffle to extend and retract perpendicular to the conveying direction, the first cylinders are horizontally arranged on both sides of the top of the moving frame, and a first screw transmission mechanism for controlling the moving frame to move along the conveying direction is provided on one side of the rear conveying platform.

2. A fiberboard cut-to-length machine according to claim 1, characterized in that: The gantry is provided with second guide rails on both sides of the crossbeam of the gantry, and a moving seat is slidably connected to the second guide rails. A second screw transmission mechanism for driving the moving seat to move is provided in the gantry, and a lifting mechanism for controlling the lifting and movement of the cutting mechanism is provided on the moving seat.

3. The fiberboard cutting-to-length machine according to claim 1, characterized in that: The cutting mechanism comprises a cutting knife, a cutting knife mounting frame and a motor for driving the cutting knife to rotate. The cutting knife is rotatably mounted in the cutting knife mounting frame, and the motor is mounted on the outside of the cutting knife mounting frame.

4. The fiberboard cutting-to-length machine according to claim 2, characterized in that: The lifting mechanism includes a second cylinder vertically fixed on a movable seat, a mounting plate is also provided on the movable seat, one side of the mounting plate is slidably connected to the second guide rail, and the other side is vertically provided with a third guide rail, the telescopic end of the second cylinder is connected to a cutter mounting frame, and the right side of the cutter mounting frame is slidably connected to the third guide rail.

5. The fiberboard cut-to-length machine according to claim 3, characterized in that: A pressure plate assembly is provided at the bottom of the cutter mounting frame, and the pressure plate assembly includes a sleeve, a movable rod, a spring and a pressure wheel rotatably mounted on a pressure wheel mounting seat. The sleeve is fixed on the cutter mounting frame, the lower end of the sleeve is movably sleeved on the movable rod, and the lower end of the movable rod is connected to the pressure roller mounting seat, and the outer side of the movable rod is sleeved on the spring.

6. The fiberboard cut-to-length machine according to claim 1, characterized in that: The side limiting assembly comprises a limiting wheel mounting frame and a plurality of limiting wheels arranged at intervals along the length direction thereof, and the upper and lower ends of the limiting wheels are rotatably connected to the limiting wheel mounting frame.

7. The fiberboard cut-to-length machine according to claim 1, characterized in that: It also includes a fine-tuning mechanism for fine-tuning the position of the front limit assembly, the fine-tuning mechanism includes an L-shaped fixed seat, an L-shaped movable plate and a screw, the L-shaped fixed seat is fixed to the top of the movable frame, the horizontal part of the L-shaped fixed seat is provided with a fourth guide rail along the conveying direction, the L-shaped movable plate is arranged on the L-shaped fixed seat and is slidably connected to the fourth guide rail, the screw is arranged parallel to the horizontal part of the L-shaped fixed seat, and one end of the screw is threadedly connected to the vertical part of the L-shaped fixed seat, and the other end is rotatably connected to the vertical part of the L-shaped movable plate, and the first cylinder is fixed on the horizontal part of the L-shaped movable plate.

8. The fiberboard cut-to-length machine according to claim 1, characterized in that: The rear conveying platform is provided with a detection probe.

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