Fiber cutting device

Abstract

The utility model provides a fiber cutting device, and belongs to the technical field of cutting devices. Double feeding rollers are arranged on the rack; a static cutter is arranged on one side of the double feeding rollers; a hobbing cutter turntable is arranged on one side, far away from the feeding double rollers, of the static cutter; a plurality of moving cutters are arranged on the hob turntable; a discharging channel is arranged below the hob rotating disc. The top of the discharging channel is connected with a feeding port. The feeding hole is of a flaring structure; a material collecting box is arranged below the discharging channel. One end of the material receiving box is connected with a telescopic mechanism so as to realize sliding connection in the rack, and an inner box is arranged in the material receiving box; and the inner box is detachably connected with the material receiving box. According to the utility model, the blanking channel is arranged below the cutting position, the movable material receiving box is arranged below the blanking channel, and the telescopic mechanism can drive the material receiving box to move, so that the short fibers falling from the blanking channel are uniformly distributed in the inner box on the material receiving box, and uniform material receiving and blanking are kept.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting devices, in particular to a fiber cutting device. Background Art

[0002] After fiber production is complete, it must be cut into relatively short lengths suitable for spinning. Conventional fiber cutting devices typically utilize a cutting mechanism, comprising a roller and a fixed blade, to cut the fibers into short fibers, which then fall downward into a collection box. However, the collection box of existing fiber cutting devices is fixed, and the short fibers falling from above accumulate in one place within the collection box, causing them to accumulate and hinder storage. Therefore, the present invention provides a fiber cutting mechanism. Utility Model Content

[0003] The purpose of the utility model is to provide a fiber cutting device.

[0004] In order to solve the above technical problems, the purpose of this utility model is achieved as follows:

[0005] A fiber cutting device comprises: a frame; a pair of feed rollers provided on the frame; a stationary knife provided on one side of the pair of feed rollers; a rotary cutter disc provided on the side of the stationary knife away from the pair of feed rollers; two rotary cutter discs, each rotatably connected to the frame, with a plurality of movable knives provided between the rotary cutter discs; one of the rotary cutter discs being in driving connection with a drive motor provided on the frame;

[0006] A material discharge channel is provided below the hob turntable; a material feed port is connected to the top of the material discharge channel; the material feed port is provided with a flared structure; a material receiving box is provided below the material discharge channel; one end of the material receiving box is connected to a telescopic mechanism to achieve a sliding connection in the frame, and an inner box is provided inside the box; the inner box and the material receiving box are detachably connected.

[0007] On the basis of the above scheme and as a preferred scheme of the above scheme, the feeding double rollers include a lower roller and an upper roller; the lower roller is rotatably connected to the frame, and one end is transmission-connected to the drive motor; the upper roller can be raised and lowered on the frame to change the distance between it and the lower roller.

[0008] On the basis of the above scheme and as a preferred scheme of the above scheme, a mounting plate is provided on the frame; a slide groove is provided on the mounting plate; a slider is slidingly provided in the slide groove; the two ends of the upper roller are respectively connected to the two sliders; the top of the slider is connected to the lifting cylinder provided on the top of the mounting plate to realize lifting.

[0009] On the basis of the above solution and as a preferred solution of the above solution, a first transmission wheel is provided at one end of the lower roller; the first transmission wheel is connected to the output end of the driving motor through a transmission belt.

[0010] On the basis of the above solution and as a preferred solution of the above solution, a second transmission wheel is provided on the outer side wall of the hob turntable; the second transmission wheel is connected to the output end of the drive motor through a transmission belt.

[0011] On the basis of the above scheme and as a preferred scheme of the above scheme, the top of the inner box is higher than the top of the material receiving box, and an L-shaped handle is provided on its top; a snap-in groove is formed between the L-shaped handle and the top of the inner box; the snap-in groove is adapted to the top of the material receiving box.

[0012] On the basis of the above solution and as a preferred solution of the above solution, a negative pressure machine is provided on one side of the material discharge channel; the negative pressure machine creates a downward suction force in the material discharge channel.

[0013] The beneficial effect of the present invention is that a material discharge channel is provided below the cutting position, and a movable material receiving box is provided below the material discharge channel. The material receiving box can be driven to move by a telescopic mechanism, so that the short fibers falling from the material discharge channel are evenly distributed in the inner box on the material receiving box, thereby maintaining uniform material collection and discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of the utility model.

[0015] Figure 2 It is a front perspective schematic diagram of the present invention.

[0016] Figure 3 This is a schematic diagram of the double-roller feeding structure of the utility model.

[0017] Figure 4 It is a partial structural diagram of the utility model.

[0018] Figure 5 This is a schematic diagram of the material receiving box and inner box structure of the utility model.

[0019] In the figure: 1. Frame; 2. Double feeding rollers; 21. Lower roller; 22. Upper roller; 3. Stationary knife; 4. Hob turntable; 5. Moving knife; 6. Driving motor; 7. Feed inlet; 8. Material receiving box; 9. Telescopic mechanism; 10. Inner box; 11. Mounting plate; 12. Slider; 13. Lifting cylinder; 14. First transmission wheel; 15. Transmission belt; 16. Second transmission wheel; 17. L-shaped handle; 18. Suction machine; 19. Unloading channel. DETAILED DESCRIPTION

[0020] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

[0021] like Figure 1 and Figure 2 As shown, a fiber cutting device includes: a frame 1, a feeding double roller 2 is provided on the frame 1, a static knife 3 is provided on one side of the feeding double roller 2, and a hob turntable 4 is provided on the side of the static knife 3 away from the feeding double roller 2.

[0022] Among them, such as Figure 3 As shown, the feeding double rollers 2 include a lower roller 21 and an upper roller 22. The lower roller 21 is rotatably connected to the frame 1, and one end is transmission-connected to the drive motor 6. The upper roller 22 is arranged on the frame 1 so as to be raised and lowered to change the distance between it and the lower roller 21 to adapt to fibers of different finenesses. The drive motor 6 can drive the lower roller 21 to rotate, thereby driving the fiber forward to the static knife 3 for cutting. The static knife 3 is arranged across the frame 1, and a flat surface is provided on the top to facilitate fiber transmission. Specifically, a mounting plate 11 is provided on the frame 1, and a slide groove is provided on the mounting plate 11, and a slider 12 is slidingly provided in the slide groove. The two ends of the upper roller 22 are respectively connected to the two sliders 12. The top of the slider 12 is connected to the lifting cylinder 13 provided on the top of the mounting plate 11 to achieve lifting. The lifting cylinder 13 can drive the upper roller 22 to rise and fall, thereby adjusting the distance between the two rollers.

[0023] At the same time, a first transmission wheel 14 is provided at one end of the lower roller 21 , and the first transmission wheel 14 is transmission-connected to the output end of the driving motor 6 via a transmission belt 15 .

[0024] There are two rotary cutter discs 4, which are respectively connected to the frame 1 in rotation, and a plurality of movable knives 5 are arranged between the two. The movable knives 5 are evenly distributed along the circumference of the rotary cutter disc 4 and can interact with the static knife 3 to cut the fiber.

[0025] One of the roller cutter discs 4 is connected to the drive motor 6 provided on the frame 1 to realize the movement of the roller cutter disc 4 and the movable cutter 5. A second transmission wheel 16 is provided on the outer wall of the roller cutter disc 4, and the second transmission wheel 16 is connected to the output end of the drive motor 6 through a transmission belt 15.

[0026] like Figure 2 and Figure 4 As shown, a material discharge channel 19 is provided below the hob turntable 4, and a material feed port 7 is connected to the top of the material discharge channel 19. The material feed port 7 is provided with a flared structure, and the range for receiving the material discharge includes the static knife 3, the movable knife 5 and the bottom of the hob turntable 4.

[0027] A material receiving box 8 is provided below the material discharge channel 19 , and one end of the material receiving box 8 is connected to a telescopic mechanism 9 provided in the frame 1 so as to slide in the frame 1 .

[0028] like Figure 5As shown, an inner box 10 is provided inside the material receiving box 8. The inner box 10 is detachably connected to the material receiving box 8 so that it can be replaced at any time. The top of the inner box 10 is higher than the top of the material receiving box 8 and is provided with an L-shaped handle 17 on the top. The L-shaped handle 17 extends downward and forms a snap-fitting groove between the inner box 10 and the top of the material receiving box 8. The snap-fitting groove is adapted to the top of the material receiving box 8 to achieve snap-fitting. At the same time, the L-shaped handle 17 also makes it easy for workers to lift the inner box 10.

[0029] Optionally, a negative pressure machine 18 is provided on one side of the material discharge channel 5, and the negative pressure machine 18 creates a downward suction force in the material discharge channel 5 to improve the material collection effect.

[0030] The above describes in detail the preferred embodiments of the present invention. It should be understood that those skilled in the art can make numerous modifications and variations based on the concepts of the present invention without inventive effort. Therefore, any technical solutions that can be derived by those skilled in the art based on the concepts of the present invention through logical analysis, reasoning, or limited experimentation based on the existing technology should be within the scope of protection defined by the claims.

Claims

1. A fiber cutting device, characterized in that: include: A frame (1); a feeding double roller (2) is provided on the frame (1); a stationary knife (3) is provided on one side of the feeding double roller (2); a roller cutter turntable (4) is provided on the side of the stationary knife (3) away from the feeding double roller (2); there are two roller cutter turntables (4), which are respectively rotatably connected to the frame (1), and a plurality of movable knives (5) are provided between the two roller cutter turntables; one of the roller cutter turntables (4) is transmission-connected to a driving motor (6) provided on the frame (1); A material discharge channel (19) is provided below the cutter turntable (4); a material feed port (7) is connected to the top of the material discharge channel (19); the material feed port (7) is configured as a flared structure; a material receiving box (8) is provided below the material discharge channel (19); one end of the material receiving box (8) is connected to a telescopic mechanism (9) to achieve a sliding connection within the frame (1), and an inner box (10) is provided inside the inner box (10); the inner box (10) and the material receiving box (8) are detachably connected.

2. A fiber cutting device according to claim 1, characterized in that: The feeding double rollers (2) include a lower roller (21) and an upper roller (22); the lower roller (21) is rotatably connected to the frame (1), and one end is transmission-connected to the drive motor (6); the upper roller (22) is movably arranged on the frame (1) to change the distance between the upper roller (22) and the lower roller (21).

3. A fiber cutting device according to claim 2, characterized in that: The frame (1) is provided with a mounting plate (11); a slide groove is provided on the mounting plate (11); a slider (12) is slidably provided in the slide groove; the two ends of the upper roller (22) are respectively connected to two sliders (12); the top of the slider (12) is connected to a lifting cylinder (13) provided on the top of the mounting plate (11) to achieve lifting.

4. A fiber cutting device according to claim 2, characterized in that: A first transmission wheel (14) is provided at one end of the lower roller (21); the first transmission wheel (14) is connected to the output end of the driving motor (6) through a transmission belt (15).

5. The fiber cutting device according to claim 1, characterized in that: A second transmission wheel (16) is provided on the outer side wall of the hob turntable (4); the second transmission wheel (16) is connected to the output end of the drive motor (6) through a transmission belt (15).

6. The fiber cutting device according to claim 1, characterized in that: The top of the inner box (10) is higher than the top of the material receiving box (8), and an L-shaped handle (17) is provided on the top of the inner box (10); a snap-fitting groove is formed between the L-shaped handle (17) and the top of the inner box (10); the snap-fitting groove is adapted to the top of the material receiving box (8).

7. The fiber cutting device according to claim 1, characterized in that: A negative pressure machine (18) is provided on one side of the material discharge channel (19); the negative pressure machine (18) creates a downward suction force in the material discharge channel (19).

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