Paper slitting device

Abstract

The utility model discloses a paper slitting device which comprises an operation platform, a fixed-length feeding mechanism and a slitting mechanism, the fixed-length feeding mechanism and the slitting mechanism are installed on a table top of the operation platform and are sequentially installed from right to left, a paper roll frame is installed on the right side face of the operation platform, a paper roll is rotatably installed on the paper roll frame, and the paper roll is installed on the paper roll frame. Fixed-length feeding and conveying of a paper tape are achieved through the fixed-length feeding mechanism, then cutting and separating of paper are achieved through the slitting mechanism, the paper slitting machine has the advantage of being high in automation degree, paper slitting operation can be automatically and continuously carried out, the length of the slit paper is consistent, and the paper cutting efficiency is improved. The paper slitting machine is stable in quality and capable of well meeting the production requirements of enterprises for paper slitting operation.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper product production equipment technical field, more specifically, relate to a paper cutting device. BACKGROUND

[0002] Self-adhesive paper is a kind of composite paper product with adhesive, because of convenient to use, it is widely used in industry and daily life. Paper mill produces self-adhesive paper product continuously, and the length of self-adhesive paper product is very long, so the self-adhesive paper product is often rolled into paper roll for transportation and storage. According to the user's use requirement, the paper roll needs to be cut into paper of uniform size for delivery, and the cutting operation is time-consuming and laborious, enterprises urgently need a paper cutting device with high automation to complete the cutting operation, and the case is thus born. UTILITY MODEL CONTENT

[0003] The utility model discloses a paper cutting device, the utility model discloses a fixed-length feed mechanism is used to realize the fixed-length feed conveying of paper tape, and then the cutting mechanism is used to realize the cutting separation of paper, and the utility model discloses the advantage of high degree of automation can satisfy the production demand of enterprise to paper cutting operation well.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A paper cutting device, including work platform, fixed-length feed mechanism and cutting mechanism, the fixed-length feed mechanism and cutting mechanism are installed on the table top of work platform, the fixed-length feed mechanism and cutting mechanism are installed in the order from right to left, the paper roll frame is installed on the right side surface of work platform, the paper roll is rotatably installed on the paper roll frame, the paper falling mechanism is installed on the left side surface of work platform, and the paper tape formed by unwinding the paper roll is fed to the cutting mechanism through the fixed-length feed mechanism, and the cutting mechanism can complete the operation of cutting into paper.

[0006] Further, the fixed-length feed mechanism includes feed push cylinder, lower clamp seat and upper clamp seat, the feed push cylinder is transversely installed on the table top of work platform, the lower clamp seat is connected to the piston rod end of feed push cylinder, the upper clamp seat is stacked above the lower clamp seat, the lower clamp seat and upper clamp seat are connected through clamping drive assembly, the paper tape passes between the lower clamp seat and upper clamp seat, the lower clamp seat and upper clamp seat can form clamping effect on the paper tape, and the feed push cylinder can drive the lower clamp seat to move towards the cutting mechanism.

[0007] Further, the mounting number of the clamping drive assembly is two sets, two sets of the clamping drive assembly are respectively mounted at the two ends of the lower clamp holder and the upper clamp holder, the clamping drive assembly comprises a connecting plate and a tight-loose switching push cylinder, two connecting plates are respectively connected to the end sidewall of the lower clamp holder and the upper clamp holder, the tight-loose switching push cylinder is vertically mounted to the connecting plate of the lower clamp holder, the piston rod end of the tight-loose switching push cylinder is connected to the connecting plate of the upper clamp holder, and the tight-loose switching push cylinders of the two sets of clamping drive assemblies adopt synchronous telescopic piston rods.

[0008] Further, a limit stopper is mounted on the table top of the work platform, and the limit stopper blocks the movement route of the lower clamp holder towards the slitting mechanism.

[0009] Further, the slitting mechanism comprises a first fulcrum seat, a second fulcrum seat and a lifting frame, the first fulcrum seat and the second fulcrum seat are installed at the same height, a gap is left between the first fulcrum seat and the second fulcrum seat, the gap is used as a cutter movement groove, the lifting frame is transversely mounted above the first fulcrum seat and the second fulcrum seat, a lifting push cylinder is mounted on the lifting frame, the lifting push cylinder is vertically downwardly mounted, a cutter seat is connected to the piston rod end of the lifting push cylinder, a cutter is movably mounted on the cutter seat, and the cutter can reciprocate along the length direction of the cutter movement groove to cut the paper tape.

[0010] Further, a trolley track is arranged on the cutter seat, a cutter carrying trolley is movably mounted on the trolley track, and the cutter handle is fixedly connected with the cutter carrying trolley.

[0011] Further, two paper holders are connected to the bottom of the cutter seat, the two paper holders are arranged on the two sides of the cutter, and the two paper holders are respectively arranged corresponding to the first fulcrum seat and the second fulcrum seat.

[0012] Further, the paper holder comprises a spring seat, a paper holding block and a spring, the spring seat is provided with an expansion hole with an open bottom, the paper holding block is matched and mounted in the expansion hole, the lower end of the paper holding block is exposed from the bottom surface of the spring seat, one end of the spring is connected to the hole bottom of the expansion hole, and the other end of the spring is connected to the paper holding block.

[0013] Further, the paper falling mechanism comprises a paper receiving plate and a turnover push cylinder, one end of the paper receiving plate is turnably connected to the sidewall of the work platform, the tail end of the turnover push cylinder is hingedly connected to the sidewall of the work platform, and the piston rod end of the turnover push cylinder is hingedly connected to the bottom surface of the paper receiving plate; the turnover push cylinder can drive the paper receiving plate to make up-down turnover movement, and the paper receiving plate can be turned up to be flush with the second fulcrum seat.

[0014] The utility model discloses the beneficial effect is:

[0015] The utility model discloses a fixed length feeding mechanism realizes the fixed length feeding conveying of paper tape, then utilizes the cutting mechanism to realize the cutting separation of paper, the utility model discloses have the advantages of high degree of automation, can automatically, continuously carry out paper cutting operation, and the length of the paper cut is consistent, and the quality is stable, and the utility model discloses can very good satisfy the production demand of enterprise to paper cutting operation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a sectional structure diagram of a paper cutting device in the embodiment.

[0017] Figure 2 It is a top view structure diagram of a paper cutting device in the embodiment.

[0018] Figure 3 It is a connecting structure schematic view of upper clamp holder and lower clamp holder in the embodiment.

[0019] Reference signs: work platform 1, paper roll frame 11, fixed length feeding mechanism 2, feeding push cylinder 21, lower clamp holder 22, upper clamp holder 23, clamping drive assembly 24, link plate 241, tight loose switching push cylinder 242, stopper 25, cutting mechanism 3, first fulcrum seat 31, second fulcrum seat 32, cutter movement groove 33, lifting frame 34, lifting push cylinder 341, cutter seat 35, travelling crane rail 351, cutter carrying trolley 352, cutter 36, paperweight 37, spring seat 371, telescopic hole 372, paperweight block 373, spring 374, paper falling mechanism 4, paper receiving board 41, turnover push cylinder 42. DETAILED DESCRIPTION

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

[0021] As Figures 1-3The utility model provides a paper slitting device, including work platform 1, fixed-length feed mechanism 2 and slitting mechanism 3, fixed-length feed mechanism 2 and slitting mechanism 3 are installed to the mesa of work platform 1, and fixed-length feed mechanism 2 and slitting mechanism 3 are installed in the order from right to left, paper roll holder 11 is installed to the right side surface of work platform 1, the paper roll of the utility model is worn on the rotating shaft, then is installed to paper roll holder 11 through the rotating shaft rotation, and the paper roll can rotate freely, so as to not affect the pulling feed of paper tape, paper drop mechanism 4 is installed to the left side surface of work platform 1, and the paper tape formed by the paper roll is fed to slitting mechanism 3 through fixed-length feed mechanism 2, then the cutting of paper tape can be completed through slitting mechanism 3, to form paper, and the paper is received by paper drop mechanism 4 and forms the effect of paper drop output, the utility model can realize the automatic whole process operation from paper tape feed, paper tape slitting to paper output, the utility model has the advantages of simple operation and high degree of automation, and the application of the utility model can greatly reduce manual work, reduce the work burden of workers and satisfy the batch production demand of self-adhesive paper products.

[0022] As Figure 1 and Figure 2 The fixed-length feed mechanism 2 includes feed push cylinder 21, lower clamp seat 22 and upper clamp seat 23, the feed push cylinder 21 is transversely installed on the mesa of the work platform 1, the lower clamp seat 22 is connected to the piston rod end of the feed push cylinder 21, the upper clamp seat 23 is stacked above the lower clamp seat 22, and the lower clamp seat 22 and the upper clamp seat 23 are connected through the clamping drive assembly 24 to form a clamp whole, the paper tape passes between the lower clamp seat 22 and the upper clamp seat 23, and the lower clamp seat 22 and the upper clamp seat 23 can clamp the paper tape, in the case of clamping the paper tape, the piston rod of the feed push cylinder 21 extends outward to drive the lower clamp seat 22 to move towards the slitting mechanism 3, so that the paper tape can be fed towards the slitting mechanism 3, and the limit switch 25 is installed on the mesa of the work platform 1, the limit switch 25 blocks the route of the lower clamp seat 22 moving towards the slitting mechanism 3, and the limit switch 25 determines the movement stroke of the clamp formed by the lower clamp seat 22 and the upper clamp seat 23, and the movement stroke is the feed amount of the paper tape, and in the case of determining the feed amount each time, the slitting mechanism 3 can cut the paper tape of the same length, and the design is favorable to ensuring the stability of paper slitting quality.

[0023] As Figure 2 The installation number of the clamping drive assembly 24 is two sets, and the two sets of clamping drive assemblies 24 are installed at two ends of the lower clamp seat 22 and the upper clamp seat 23 respectively, as Figure 3As shown, the clamping drive assembly 24 includes two sets of mounting plates 241 and tight-loose switching push cylinders 242, the two sets of mounting plates 241 are respectively connected to the end side walls of the lower clamp seat 22 and the upper clamp seat 23, the tight-loose switching push cylinder 242 is vertically installed on the mounting plate 241 of the lower clamp seat 22, the piston rod end of the tight-loose switching push cylinder 242 is connected to the mounting plate 241 of the upper clamp seat 23, the piston rods of the two sets of tight-loose switching push cylinders 242 are synchronously extended and retracted, when the piston rod of the tight-loose switching push cylinder 242 is extended, it can drive the upper clamp seat 23 to move away from the lower clamp seat 22, at this time the paper tape is not in a clamped state, when the piston rod of the tight-loose switching push cylinder 242 is retracted, it can drive the upper clamp seat 23 to move close to the lower clamp seat 22 until the paper tape is completely clamped, the clamping state of the paper tape is used for the feeding operation of the paper tape, after the feeding is completed, the upper clamp seat 23 and the lower clamp seat 22 should loosen the paper tape, and the whole clamping mechanism is pulled back to the original position by the feeding push cylinder 21.

[0024] As shown in the figure, Figure 1 The slitting mechanism 3 includes a first fulcrum seat 31, a second fulcrum seat 32 and a lifting frame 34, the first fulcrum seat 31 and the second fulcrum seat 32 are installed at the same height, the first fulcrum seat 31 and the second fulcrum seat 32 serve to support the paper tape, a gap is left between the first fulcrum seat 31 and the second fulcrum seat 32, which is set as a cutter movement groove 33, the lifting frame 34 is installed above the first fulcrum seat 31 and the second fulcrum seat 32, a lifting push cylinder 341 is installed on the lifting frame 34, the lifting push cylinder 341 is vertically downwardly installed, a cutter seat 35 is connected to the piston rod end of the lifting push cylinder 341, the cutter 36 is movably installed on the cutter seat 35, when the piston rod of the lifting push cylinder 341 is extended, it can drive the cutter seat 35 to move downward, so that the cutter 36 falls to the starting position of the cutter movement groove 33, the cutter 36 can move back and forth along the length direction of the cutter movement groove 33, and one back and forth movement can cut off the paper tape to form a paper sheet.

[0025] As shown in the figure, Figure 1 The cutter seat 35 is paved with a travelling crane track 351, a cutter carrier 352 is movably installed on the travelling crane track 351, the cutter carrier 352 can move along the length direction of the travelling crane track 351, the handle of the cutter 36 is fixedly connected with the cutter carrier 352, so the moving direction of the cutter carrier 352 is the movement direction of the cutter 36, and the length direction of the travelling crane track 351 is equivalent to the length direction of the cutter movement groove 33.

[0026] In the paper cutting process, the paper surfaces at both ends of the slitting line need to be fixed, so that the cutter 36 can smoothly cut off the paper surface, and the cut is smooth and neat, under this demand, as Figure 1As shown, the utility model discloses two paperweights 37 are connected in the bottom of cutter seat 35, two paperweights 37 are arranged in the both sides of cutter 36, two paperweights 37 are set respectively corresponding first fulcrum seat 31 and second fulcrum seat 32, two paperweights 37 descend with cutter seat 35, can compress the paper surface of the both sides of cutter 36, paperweight 37 includes spring seat 371, paperweight block 373 and spring 374, the bottom of the expansion hole 372 that is opened in spring seat 371 is open, paperweight block 373 is matched and is inserted in expansion hole 372, the lower end of paperweight block 373 exposes the bottom surface of spring seat 371, spring 374 one end is connected in the hole bottom of expansion hole 372, the other end is connected in paperweight block 373, in the descending process of paperweight 37, two paperweight blocks 373 are close to and contact first fulcrum seat 31 and second fulcrum seat 32 respectively, with the continuous descending of paperweight 37, spring 374 will be compressed, and the compressing force formed by paperweight block 373 gradually becomes greater, to ensure that the compression is reliable, the return reset operation of the clamping body formed by lower clamp seat 22 and upper clamp seat 23 is carried out when paperweight 37 compresses the paper surface, so that the return of lower clamp seat 22 and upper clamp seat 23 will not form the backband effect of paper tape.

[0027] As Figure 1 As shown, the paper falling mechanism 4 includes a paper receiving plate 41 and a turnover push cylinder 42, one end of the paper receiving plate 41 is connected to the side wall of the work platform 1 by turnover, and the tail end of the turnover push cylinder 42 is hingedly connected to the side wall of the work platform 1, the piston rod end of the turnover push cylinder 42 is hingedly connected to the bottom surface of the paper receiving plate 41, the paper receiving plate 41 can be driven to make up-down turnover movement by the turnover push cylinder 42, and the up-limit position of the paper receiving plate 41 is flush with the second fulcrum seat 32, so that the cut paper can be smoothly received, after the cutting work is completed, the piston rod of the turnover push cylinder 42 is retracted to drive the paper receiving plate 41 to turn down, and under the action of gravity, the paper tape on the paper receiving plate 41 automatically falls and is collected.

[0028] The above is only the preferred embodiment of the utility model, the protection scope of the utility model is not only limited to the above-mentioned embodiment, and all technical solutions belonging to the idea of the utility model are within the protection scope of the utility model. It should be noted that for ordinary skilled persons in the art, some improvements and decorations without departing from the principle of the utility model can also be considered as the protection scope of the utility model.

Claims

1. A paper slitting device, characterized in that, The system includes a working platform (1), a fixed-length feeding mechanism (2), and a slitting mechanism (3). The fixed-length feeding mechanism (2) and the slitting mechanism (3) are installed on the platform (1). The fixed-length feeding mechanism (2) and the slitting mechanism (3) are installed in a right-to-left order. A paper roll rack (11) is installed on the right side of the working platform (1). A paper roll is rotatably installed on the paper roll rack (11). A paper dropping mechanism (4) is installed on the left side of the working platform (1). The paper roll is spread out and the resulting paper strip is fed to the slitting mechanism (3) through the fixed-length feeding mechanism (2). The slitting mechanism (3) can complete the operation of cutting the paper into sheets.

2. The paper slitting device according to claim 1, characterized in that, The fixed-length feeding mechanism (2) includes a feeding push cylinder (21), a lower clamp (22) and an upper clamp (23). The feeding push cylinder (21) is horizontally installed on the platform of the work platform (1). The lower clamp (22) is connected to the piston rod end of the feeding push cylinder (21). The upper clamp (23) is stacked on top of the lower clamp (22). The lower clamp (22) and the upper clamp (23) are connected by a clamping drive assembly (24). The paper tape passes between the lower clamp (22) and the upper clamp (23). The lower clamp (22) and the upper clamp (23) can form a clamping effect on the paper tape. The feeding push cylinder (21) can drive the lower clamp (22) to move in the direction of the slitting mechanism (3).

3. The paper slitting device according to claim 2, characterized in that, The clamping drive assembly (24) is installed in two sets. The two sets of clamping drive assemblies (24) are respectively installed at both ends of the lower clamp (22) and the upper clamp (23). The clamping drive assembly (24) includes a mounting plate (241) and a clamping / loosening switching cylinder (242). The two mounting plates (241) are respectively connected to the end sidewalls of the lower clamp (22) and the upper clamp (23). The clamping / loosening switching cylinder (242) is vertically installed on the mounting plate (241) of the lower clamp (22). The piston rod end of the clamping / loosening switching cylinder (242) is connected to the mounting plate (241) of the upper clamp (23). The clamping / loosening switching cylinders (242) of the two sets of clamping drive assemblies (24) adopt synchronous extension and retraction of piston rods.

4. The paper slitting device according to claim 2, characterized in that, A limiter (25) is installed on the platform (1) of the work platform (1), and the limiter (25) blocks the path of the lower clamp (22) moving toward the cutting mechanism (3).

5. The paper slitting device according to claim 1, characterized in that, The slitting mechanism (3) includes a first fulcrum (31), a second fulcrum (32), and a lifting frame (34). The first fulcrum (31) and the second fulcrum (32) are installed at the same height, and a gap is left between the first fulcrum (31) and the second fulcrum (32). This gap is set as the cutter movement groove (33). The lifting frame (34) is installed horizontally above the first fulcrum (31) and the second fulcrum (32). A lifting push cylinder (341) is installed on the lifting frame (34). The lifting push cylinder (341) is installed vertically downward. The piston rod end of the lifting push cylinder (341) is connected to a cutter seat (35). A cutter (36) is movably installed on the cutter seat (35). The cutter (36) can reciprocate along the length direction of the cutter movement groove (33) to cut the paper tape.

6. The paper slitting device according to claim 5, characterized in that, The cutter holder (35) is provided with a traveling rail (351), and a trolley (352) is movably mounted on the traveling rail (351). The handle of the cutter (36) is fixedly connected to the trolley (352).

7. The paper slitting device according to claim 5, characterized in that, The bottom of the cutter seat (35) is connected to two paper weights (37), which are arranged on both sides of the cutter (36). The two paper weights (37) are respectively set to correspond to the first fulcrum seat (31) and the second fulcrum seat (32).

8. The paper slitting device according to claim 7, characterized in that, The paperweight (37) includes a spring seat (371), a paperweight block (373), and a spring (374). The spring seat (371) has an open telescopic hole (372) at the bottom. The paperweight block (373) is fitted into the telescopic hole (372). The lower end of the paperweight block (373) protrudes from the bottom surface of the spring seat (371). One end of the spring (374) is connected to the bottom of the telescopic hole (372), and the other end is connected to the paperweight block (373).

9. The paper slitting device according to claim 1, characterized in that, The paper dropping mechanism (4) includes a paper receiving plate (41) and a flipping push cylinder (42). One end of the paper receiving plate (41) is flipped and connected to the side wall of the working platform (1). The tail end of the flipping push cylinder (42) is hinged and connected to the side wall of the working platform (1). The piston rod end of the flipping push cylinder (42) is hinged and connected to the bottom surface of the paper receiving plate (41). The flipping push cylinder (42) can drive the paper receiving plate (41) to flip up and down. The paper receiving plate (41) can be flipped up to be flush with the second fulcrum seat (32).

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