Slitting machine with adjustable cutter spacing

Abstract

The utility model discloses a slitting machine with adjustable cutter spacing, which relates to the technical field of slitting machine equipment and comprises a first air swelling shaft, a second air swelling shaft, cutters, cutter sleeves, sleeves, positioning blocks, air bags and positioning grooves. When the first air expansion shaft is adjusted to be in a contraction state, each cutter on the outer wall of the first air expansion shaft can be freely adjusted on the outer wall of the first air expansion shaft; when the first air expansion shaft is adjusted to be in an expansion state, the outer wall of the first air expansion shaft and the interior of a sleeve of the cutter are fixed in an abutting mode, and then fixing operation on the cutter is achieved; the positions and the distances of all cutters on the outer wall of the first air expansion shaft can be adjusted through one-time operation, the positions and the distances of all cutter sleeves on the outer wall of the second air expansion shaft can be adjusted through one-time operation, the cutters and the cutter sleeves are convenient and fast to adjust, the positions of all the cutters and the cutter sleeves can be independently adjusted, and the adjustment efficiency is improved. And slitting and cutting operation of different widths can be conveniently carried out on the metal coiled materials at the same time.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of slitting machine equipment, in particular to the slitting machine with adjustable cutter spacing. BACKGROUND

[0002] The longitudinal shearing machine is also called longitudinal shearing line, longitudinal cutting machine or slitting machine, which is mainly used for cutting metal coil into required width through uncoiling, longitudinal shearing and winding.

[0003] The patent (CN117324678B) discloses a longitudinal shearing slitting machine for silicon steel sheet, which comprises a workbench, cutters, a sliding device, a feeding device and an adjusting device. At least two round rollers are rotatably arranged on the workbench, and a plurality of cutters are arranged on the two round rollers respectively. The cutters on the two round rollers are in contact with each other to shear the silicon steel sheet. The sliding device reciprocally slides along the length direction of the workbench. The feeding device is fixedly arranged on one side of the workbench. The silicon steel sheet enters between the two round rollers through the feeding device. The adjusting device is arranged on the side of the workbench away from the feeding device and adjusts the spacing of the cutters. The longitudinal shearing slitting machine for silicon steel sheet can conveniently replace the rotary cutter, thereby improving the welding quality. The feeding device avoids the deviation of the silicon steel sheet from the cutter during feeding. The adjusting device facilitates the adjustment of the spacing of the cutters and improves the size accuracy between the cutters.

[0004] Although the longitudinal shearing slitting machine in the above patent document can adjust the spacing of the cutters, the cutters are fixedly connected with the round rollers through screws. Therefore, the adjustment of the cutters needs to disassemble and assemble the screws between the cutters and the round rollers, which is not convenient to operate. SUMMARY

[0005] The utility model discloses a slitting machine with adjustable cutter spacing to solve the problems in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical scheme: a slitting machine with adjustable cutter spacing, comprising a slitting machine frame, a first gas expansion shaft and a second gas expansion shaft movably connected on the inner side of the slitting machine frame, the first gas expansion shaft being arranged above the second gas expansion shaft, a plurality of cutters movably sleeved on the outer wall of the first gas expansion shaft, a plurality of cutter sleeves movably sleeved on the outer wall of the second gas expansion shaft, a sleeve matched with the first gas expansion shaft arranged on the cutter, a plurality of positioning blocks arranged on the inner wall of the sleeve, a plurality of air bags arranged on the outer wall of the first gas expansion shaft, and a plurality of positioning grooves matched with the positioning blocks arranged on the outer wall of the air bag.

[0007] Further, the positioning block is a trapezoidal block, a connecting ball is arranged on the outer wall of the trapezoidal block away from the sleeve, and the cross section of the positioning groove is a trapezoidal structure, and a guide groove matched with the connecting ball is arranged on the inner wall of the positioning groove.

[0008] Further, the second gas expansion shaft is rotatably connected with the slitting machine rack at both ends, and the first gas expansion shaft is provided with a rotatingly connected mounting seat at both ends.

[0009] Further, a first gas cylinder is vertically arranged on the inner wall of the slitting machine rack, the output end of the first gas cylinder is fixedly connected with the bottom of the mounting seat, and the first gas cylinder is arranged above the second gas expansion shaft.

[0010] Further, the top of the mounting seat is a U-shaped open structure, the end of the first gas expansion shaft is rotatably arranged in the inner side of the U-shaped open structure, a second gas cylinder is horizontally arranged on one side of the outer wall of the mounting seat, the output end of the second gas cylinder is provided with a baffle, and the baffle penetrates through the mounting seat and extends above the U-shaped open structure.

[0011] Further, the slitting machine rack is provided with a rotatably connected first winding roller assembly and a second winding roller assembly, and the first winding roller assembly is arranged above the second winding roller assembly.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a first gas expansion shaft, a second gas expansion shaft, a cutter, a cutter sleeve, a sleeve, a positioning block, a gas bag and a positioning groove are arranged, the cutter is movably sleeved on the outer wall of the first gas expansion shaft, the cutter sleeve is movably sleeved on the outer wall of the second gas expansion shaft, when the first gas expansion shaft is adjusted to be in the contraction state, each cutter on the outer wall of the first gas expansion shaft can be freely adjusted, when the second gas expansion shaft is adjusted to be in the contraction state, each cutter sleeve on the outer wall of the second gas expansion shaft can be freely adjusted, when the first gas expansion shaft is adjusted to be in the expansion state, the sleeve inside the first gas expansion shaft and the cutter are tightly fixed, thereby realizing the fixed operation of the cutter, when the second gas expansion shaft is adjusted to be in the expansion state, the outer wall of the second gas expansion shaft and the inner wall of the cutter sleeve are tightly fixed, the position and the interval of all cutters on the outer wall of the first gas expansion shaft can be adjusted by one operation, the position and the interval of all cutter sleeves on the outer wall of the second gas expansion shaft can be adjusted by one operation, the adjustment operation of the cutter and the cutter sleeve is convenient and fast, the position of each cutter and cutter sleeve can be independently adjusted, and different width slitting cutting operations can be simultaneously conducted on the metal coiled material.

[0014] 2. The positioning block of the inner wall of the sleeve is located in the inner side of the positioning groove of the air bag in the first gas expansion shaft, when the first gas expansion shaft is in the contraction state, the gap between the positioning block and the positioning groove is enlarged, when the position and the spacing of the cutter are adjusted, the positioning block can slide normally along the positioning groove, and the positioning block will not fall off from the positioning groove, during the expansion process of the first gas expansion shaft, the air bag gradually expands, the positioning groove and the positioning block are gradually clamped, the cutter is positioned by the positioning groove and the positioning block, the cutter can be effectively prevented from tilting and deviating on the outer wall of the first gas expansion shaft, and the concentricity of the cutter and the first gas expansion shaft is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application. In the drawings:

[0016] Figure 1 is a structural schematic view of the whole of the present application;

[0017] Figure 2 is a structural schematic view of the first gas expansion shaft and the second gas expansion shaft of the present application;

[0018] Figure 3 is a test sectional view of the connection of the first gas expansion shaft and the cutter of the present application;

[0019] Figure 4 The present application Figure 3 is an enlarged schematic view of A in the present application;

[0020] In the figure: 1, slitting machine rack; 101, first air cylinder; 102, first winding roller assembly; 103, second winding roller assembly; 2, first gas expansion shaft; 201, mounting seat; 202, second air cylinder; 203, baffle; 3, second gas expansion shaft; 4, cutter; 5, cutter sleeve; 6, sleeve; 7, positioning block; 701, connecting ball; 8, air bag; 9, positioning groove; 901, guide groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Please refer to Figures 1-4The utility model provides technical scheme: slitting machine of cutter distance adjustable, including slitting machine frame 1, the inside of slitting machine frame 1 is equipped with the first gas inflation axle 2 and second gas inflation axle 3 of swing joint, the first gas inflation axle 2 is equipped with in the second gas inflation axle 3 top, a plurality of cutters 4 are movably sleeved on the outer wall of first gas inflation axle 2, a plurality of cutter sleeves 5 are movably sleeved on the outer wall of second gas inflation axle 3, the sleeve 6 matched with first gas inflation axle 2 is equipped on the cutter 4, a plurality of positioning blocks 7 are arranged on the inner wall of sleeve 6, a plurality of airbags 8 are arranged on the outer wall of first gas inflation axle 2, and the outer wall of airbag 8 is horizontally provided with the positioning groove 9 matched with positioning block 7;The positioning block 7 is trapezoidal block, the outer wall of trapezoidal block is provided with connecting ball 701 away from one side of sleeve 6, the cross section of positioning groove 9 is trapezoidal structure, and the inner wall of positioning groove 9 is provided with the guide groove 901 matched with connecting ball 701.

[0023] In one embodiment, the second gas inflation axle 3 is rotatably connected to the slitting machine frame 1 at both ends, and the first gas inflation axle 2 is rotatably connected to the mounting seat 201 at both ends, the mounting seat 201 rotatably supports the first gas inflation axle 2, and ensures normal rotation of the first gas inflation axle 2.

[0024] In one embodiment, the first gas cylinder 101 is vertically arranged on the inner wall of the slitting machine frame 1, the output end of the first gas cylinder 101 is fixedly connected to the bottom of the mounting seat 201, the first gas cylinder 101 is arranged above the second gas inflation axle 3, the telescopic movement of the first gas cylinder 101 can effectively drive the first gas inflation axle 2 to move up and down, and in turn drive the cutter 4 to move up and down, so as to adjust the distance between the cutter 4 and the cutter sleeve 5, ensure that the cutter 4 and the cutter sleeve 5 cooperate to cut the metal coil, and at the same time avoid affecting the normal adjustment movement of the cutter 4 by the cutter sleeve 5.

[0025] In one embodiment, the top of the mounting seat 201 is a U-shaped open structure, the end of the first gas inflation axle 2 is rotatably arranged inside the U-shaped open structure, the second gas cylinder 202 is horizontally arranged on one side of the outer wall of the mounting seat 201, the output end of the second gas cylinder 202 is provided with a baffle 203, the baffle 203 penetrates through the mounting seat 201 and extends above the U-shaped open structure, the U-shaped open structure is designed to facilitate quick assembly, connection and disassembly of the first gas inflation axle 2 and the mounting seat 201, and the telescopic movement of the second gas cylinder 202 can drive the baffle 203 to move up and down, and in turn realize the opening and closing operation of the U-shaped open structure.

[0026] In one embodiment, the inside of the slitting machine rack 1 is provided with a rotatingly connected first winding roller assembly 102 and a second winding roller assembly 103, the first winding roller assembly 102 is arranged above the second winding roller assembly 103, and the first winding roller assembly 102 and the second winding roller assembly 103 cooperate to respectively wind the metal coil after slitting and cutting, which can effectively expand the spacing of the metal coil wound on the surface of the first winding roller assembly 102 and the second winding roller assembly 103, and facilitate subsequent disassembly operation.

[0027] The working principle of the utility model:

[0028] Referring to the description attached Figures 1-4 , the utility model discloses a first gas inflation shaft 2, second gas inflation shaft 3, cutter 4, cutter sleeve 5, sleeve 6, positioning block 7, gasbag 8 and positioning groove 9 are provided, cutter 4 is movably sleeved on the outer wall of first gas inflation shaft 2, cutter sleeve 5 is movably sleeved on the outer wall of second gas inflation shaft 3, when adjusting first gas inflation shaft 2 to be in the state of contraction, every cutter 4 on the outer wall of first gas inflation shaft 2 can be freely adjusted on the outer wall of first gas inflation shaft 2, when adjusting second gas inflation shaft 3 to be in the state of contraction, every cutter sleeve 5 on the outer wall of second gas inflation shaft 3 can be freely adjusted on the outer wall of second gas inflation shaft 3, when adjusting first gas inflation shaft 2 to be in the state of expansion, the sleeve 6 inside cutter 4 and the outer wall of first gas inflation shaft 2 are tightly fixed, thereby realizing the fixed operation of cutter 4, when adjusting second gas inflation shaft 3 to be in the state of expansion, the inner wall of cutter sleeve 5 and the outer wall of second gas inflation shaft 3 are tightly fixed, the position and spacing of all cutters 4 on the outer wall of first gas inflation shaft 2 can be adjusted by one operation, the position and spacing of all cutter sleeves 5 on the outer wall of second gas inflation shaft 3 can be adjusted by one operation, the adjustment operation of cutter 4 and cutter sleeve 5 is convenient and fast, the position of every cutter 4 and cutter sleeve 5 can be separately adjusted, and it is convenient to simultaneously cut the metal coil in different widths;

[0029] The positioning block 7 in the inner wall of sleeve 6 is located on the inside of the positioning groove 9 of gasbag 8 in first gas inflation shaft 2, when first gas inflation shaft 2 is in the state of contraction, the gap between positioning block 7 and positioning groove 9 is enlarged, when adjusting the position and spacing of cutter 4, positioning block 7 can slide along positioning groove 9 normally, and positioning block 7 will not fall off from positioning groove 9, during the expansion process of first gas inflation shaft 2, gasbag 8 gradually expands, positioning groove 9 and positioning block 7 are gradually tightly fixed, cutter 4 is positioned by positioning groove 9 and positioning block 7, which can effectively avoid the inclination deviation of cutter 4 on the outer wall of first gas inflation shaft 2, and ensure the concentricity of cutter 4 and first gas inflation shaft 2;

[0030] The positioning block 7 is designed as a trapezoidal block, and the positioning groove 9 is designed as a trapezoidal structure, so that the positioning groove 9 can effectively present a trapezoidal shrinkage state when extruding the positioning block 7, and the positioning groove 9 can effectively ensure that the positioning block 7 is uniformly wrapped and clamped, and the stability between the cutter 4 and the first gas expansion shaft 2 can be effectively improved; the design of the connecting ball 701 and the guide groove 901 can further improve the positioning effect of the positioning block 7, and further ensure the concentricity and stability of the cutter 4 and the first gas expansion shaft 2;

[0031] When the cutter 4 and the cutter sleeve 5 are adjusted, the cutter sleeve 5 is densely distributed on the outer wall of the second gas expansion shaft 3, the number of the cutter sleeve 5 is greater than the number of the cutter 4, the cutter sleeve 5 is supported by the metal coil, and the cutter sleeve 5 provides a cutting space for the cutting operation of the cutter 4 on the metal coil.

[0032] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement for part of technical features. Any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A slitting machine with adjustable blade spacing, comprising a slitting machine frame (1), characterized in that: The inner side of the slitting machine frame (1) is provided with a first air shaft (2) and a second air shaft (3) that are movably connected. The first air shaft (2) is located above the second air shaft (3). A number of cutters (4) are movably sleeved on the outer wall of the first air shaft (2). A number of blade sleeves (5) are movably sleeved on the outer wall of the second air shaft (3). A sleeve (6) matching the first air shaft (2) is provided on the cutter (4). A number of positioning blocks (7) are provided on the inner wall of the sleeve (6). A number of air bags (8) are provided on the outer wall of the first air shaft (2). A positioning groove (9) matching the positioning block (7) is provided horizontally on the outer wall of the air bag (8).

2. The slitting machine with adjustable cutter spacing according to claim 1, characterized in that: The positioning block (7) is a trapezoidal block. A connecting ball (701) is provided on the outer wall of the trapezoidal block away from the sleeve (6). The positioning groove (9) has a trapezoidal cross-section. A guide groove (901) matching the connecting ball (701) is provided on the inner wall of the positioning groove (9).

3. The slitting machine with adjustable cutter spacing according to claim 1, characterized in that: Both ends of the second air shaft (3) are rotatably connected to the slitting machine frame (1), and both ends of the first air shaft (2) are provided with rotatably connected mounting seats (201).

4. The slitting machine with adjustable cutter spacing according to claim 3, characterized in that: The inner wall of the slitting machine frame (1) is vertically provided with a first cylinder (101). The output end of the first cylinder (101) is fixedly connected to the bottom of the mounting base (201). The first cylinder (101) is located above the second air expansion shaft (3).

5. The slitting machine with adjustable cutter spacing according to claim 3, characterized in that: The top of the mounting base (201) is a U-shaped open structure. The end of the first air shaft (2) is rotatably located inside the U-shaped open structure. A second cylinder (202) is horizontally provided on one side of the outer wall of the mounting base (201). A baffle (203) is provided at the output end of the second cylinder (202). The baffle (203) passes through the mounting base (201) and extends to the top of the U-shaped open structure.

6. The slitting machine with adjustable cutter spacing according to claim 1, characterized in that: The inner side of the slitting machine frame (1) is provided with a first take-up roller assembly (102) and a second take-up roller assembly (103) that are rotatably connected, with the first take-up roller assembly (102) located above the second take-up roller assembly (103).

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