A high-speed and high-precision slitting machine

Abstract

The utility model discloses a high-speed and high-precision slitting machine, which relates to the technical field of optical film processing, and comprises a slitting machine body and a frame installed on one side of the slitting machine body, the inner wall of the frame is rotatably connected to a plurality of support rollers through a pin shaft, and the optical film body is laid on the support roller, one side of the inner wall of the frame is rotatably connected to a U-shaped frame through a pin shaft, and the two ends of the U-shaped frame are provided with the same lifting assembly, a mounting shaft is rotatably connected between one end of the inner walls on both sides of the U-shaped frame, and the outer wall of the mounting shaft is sleeved with knife discs distributed at equal distances, and a driving mechanism is provided at one end of the mounting shaft. The utility model makes the position of the knife disc adjustable, ensures that the width between the knife discs is the same after adjustment, and realizes that the same width of optical film strips can still be cut after adjustment, and is convenient for accurately controlling the width of the optical film strips, ensuring the quality of the optical film strip cutting, and can also realize the function of adjusting the spacing of the knife discs during the cutting process.

Description

Technical Field

[0001] The utility model relates to the technical field of optical film processing, in particular to a high-speed and high-precision slitting machine. Background Art

[0002] The slitting machine, also known as the longitudinal cutting machine or longitudinal shearing machine, is a name for metal slitting equipment. It is easy to operate, has high cutting quality, high material utilization rate, and stepless cutting speed regulation. It is suitable for processing cold-rolled and hot-rolled carbon steel, silicon steel, tinplate, stainless steel, and various metal materials after surface coating. Sometimes it can also perform simple cutting and slitting work on optical films. It is simple to operate, but in actual use, the cutter in the slitting machine and the slitting machine as a whole are fixedly connected together, and the distance between the cutters cannot be adjusted, resulting in a certain width of the cut film, which cannot meet a variety of work needs.

[0003] After searching, a horizontal optical film processing slitting machine with publication number CN215625742U is found, which includes a fixed plate, a working groove is provided on the upper side of the fixed plate, and the working groove is transparent on both sides. Four fixed plates are fixedly connected in the working groove, and the four fixed rods are symmetrically arranged in pairs. Fixed rollers are rotatably sleeved on the four fixed rods. A control hole is provided in the working groove, and a control rod is provided in the control hole. The control rod is arranged through the control hole, and the control rod is located in the working groove and between the fixed rollers. Two slide grooves are symmetrically provided on the upper and lower sides of the control rod, and two sliding rods are slidably connected in the two slide grooves. The two sliding rods are fixedly connected to the slide groove and the side walls of the control hole, and the control rod is located in the working groove and sleeved with multiple tools.

[0004] In combination with the above patents, it is found that the prior art has the following deficiencies: the prior art generally performs manual adjustment when adjusting the tool spacing, and manual adjustment is not easy to accurately control the width of the optical film strips. When processing the strips, it is often necessary to cut optical film strips of the same width, so that accurate striping processing cannot be performed, affecting the strip cutting quality of the optical film. Therefore, it is urgent to design a high-speed and high-precision slitting machine to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and propose a high-speed and high-precision slitting machine. Its advantages are that the position of the knife disc is adjustable, so that the optical film strips of the same width can be cut after adjustment, and the spacing of the knife disc can be adjusted during the cutting process.

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

[0007] A high-speed and high-precision slitting machine comprises a slitting machine body and a frame installed on one side of the slitting machine body, the inner wall of the frame is rotatably connected to a plurality of supporting rollers through a pin shaft, and an optical film body is laid on the supporting roller, one side of the inner wall of the frame is rotatably connected to a U-shaped frame through a pin shaft, and the same lifting assembly is arranged at both ends of the U-shaped frame, a mounting shaft is rotatably connected between one end of the inner walls of both sides of the U-shaped frame, and the outer wall of the mounting shaft is sleeved with knife discs distributed at equal distances, one end of the mounting shaft is provided with a driving mechanism, an electric push rod is fixedly installed at the middle position of the top of the U-shaped frame, and the electric push rod A connecting frame is fixedly installed on the piston end, and a variable pitch slot plate is fixedly installed on the inner wall of the connecting frame. A plurality of variable pitch slots are provided on the variable pitch slot plate, and movable columns are fitted on the inner walls of the variable pitch slots, and movable seats are rotatably provided on the bottoms of the movable columns, and U-shaped seats are fixed on both sides of one end of the movable seat, and two adjacent U-shaped seats are distributed on both sides of the cutter disc after passing through the mounting shaft, and guide openings are provided on the movable seats, and guide rods passing through the guide openings are fixed between the inner walls on both sides of the U-shaped frame, and balls distributed at equal distances are rollingly provided on the inner walls on both sides of the U-shaped seat, and the balls are fitted on the side walls of the cutter disc.

[0008] Through the above technical solution, the position of the cutter disc is made adjustable, and the widths between the cutter discs are ensured to be the same after adjustment, so that optical film strips of the same width can still be cut after adjustment.

[0009] The utility model is further configured that both sides of the U-shaped frame are provided with limiting grooves, and both ends of the variable pitch slot plate are fixed with L-shaped limiting seats inserted in the limiting grooves.

[0010] Through the above technical solutions: the stability and guiding performance of the variable pitch slot plate are guaranteed.

[0011] The utility model is further configured such that a scale plate is fixedly provided on the outer wall of one side of the pitch variable slot plate close to the middle position, and an indicator rod is fixedly provided on the top middle position of the movable seat close to the middle position, and the position of the indicator rod corresponds to the position of the scale plate.

[0012] Through the above technical solution: it is convenient to accurately control the width of the optical film strips and ensure the cutting quality of the optical film strips.

[0013] The utility model is further configured such that the driving mechanism includes an arc-shaped guide groove opened on one side of the frame, and an arc-shaped mounting block inserted into the arc-shaped guide groove is fixed to one end of the outer wall of one side of the U-shaped frame, a first motor for driving the mounting shaft to rotate is fixedly installed on the outer wall of one side of the arc-shaped mounting block, a card slot is opened at the top and bottom of the mounting shaft, and a card block connected to the card slot is fixed on the inner wall of the cutter disc.

[0014] The above technical solution makes it easy to perform equal-width cutting and striping operations on optical films.

[0015] The utility model is further configured such that the lifting assembly includes a connecting shaft rotatably arranged on the inner wall of a frame, and a second motor for driving the connecting shaft to rotate is fixedly installed on the outer wall of one side of the frame, gears are fixed on both ends of the outer wall of the connecting shaft, arc-shaped racks are fixed on the outer walls of both ends of the U-shaped frame, the arc-shaped racks are meshed with the gears, and the arc center of the arc-shaped rack and the arc of the arc-shaped mounting block both coincide with the rotation axis center of the U-shaped frame.

[0016] Through the above technical solution: it is convenient to perform the spacing adjustment operation after the knife disc is separated from the optical film body, so that the spacing adjustment function of the knife disc can also be performed during the cutting process.

[0017] The beneficial effects of the utility model are:

[0018] The utility model can change the position of the variable pitch slot plate under the push-pull action of the electric push rod through the cooperation of the arranged U-shaped frame, the electric push rod, the variable pitch slot plate, the variable pitch slot, the movable column, the movable seat, the U-shaped seat, the cutter disc, the scale plate and the indicator rod, and can change the position of the variable pitch slot plate through the pulling action of the variable pitch slot, and can adjust the position of the cutter disc with the same gap number at the same time, so that the position of the cutter disc has adjustable performance, and ensures that the widths between the cutter discs are the same after adjustment, so that optical film strips of the same width can still be cut after adjustment, and with the cooperation of the indicator rod and the scale plate, instead of the manual adjustment method used in the prior art, it is convenient to accurately control the width of the optical film strips and ensure the cutting quality of the optical film strips.

[0019] The utility model provides a U-shaped frame and a lifting component, and adjusts the inclination of the U-shaped frame and the height of the knife disc through the lifting component, so as to facilitate the spacing adjustment operation after the knife disc is separated from the optical film body, and realize the spacing adjustment function of the knife disc during the cutting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of a high-speed and high-precision slitting machine proposed by the utility model;

[0021] Figure 2 This is a front cross-sectional view of a high-speed and high-precision slitting machine proposed by the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of a lifting component of a high-speed and high-precision slitting machine proposed by the utility model;

[0023] Figure 4 This is a schematic diagram of the U-shaped frame and U-shaped seat structure of a high-speed and high-precision slitting machine proposed by the utility model;

[0024] Figure 5 This is a top view of a U-shaped frame and a knife disc of a high-speed and high-precision slitting machine proposed by the utility model;

[0025] Figure 6 This is a schematic diagram of the structure of a movable seat and a guide rod of a high-speed and high-precision slitting machine proposed by the utility model;

[0026] Figure 7 The utility model provides a guide port and ball structure schematic diagram of a high-speed and high-precision slitting machine.

[0027] In the figure: 1, frame; 2, support roller; 3, optical film body; 4, slitting machine body; 5, knife disc; 6, lifting assembly; 601, arc rack; 602, gear; 603, connecting shaft; 604, second motor; 7, U-shaped frame; 8, electric push rod; 9, variable pitch slot plate; 10, arc guide slot; 11, first motor; 12, connecting frame; 13, variable pitch slot; 14, limit slot; 15, L-shaped limit seat; 16, arc mounting block; 17, mounting shaft; 18, dial; 19, U-shaped seat; 20, movable seat; 21, movable column; 22, slot; 23, guide rod; 24, guide port; 25, ball; 26, indicator rod. DETAILED DESCRIPTION

[0028] The technical solution of the utility model is further described in detail below in conjunction with specific implementation methods.

[0029] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0030] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0031] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or integrally connected or set. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0032] Reference Figure 1-Figure 7 A high-speed and high-precision slitting machine comprises a slitting machine body 4 and a frame 1 installed on one side of the slitting machine body 4, the inner wall of the frame 1 is rotatably connected to a plurality of supporting rollers 2 through a pin shaft, and an optical film body 3 is laid on the supporting rollers 2, one side of the inner wall of the frame 1 is rotatably connected to a U-shaped frame 7 through a pin shaft, and the two ends of the U-shaped frame 7 are provided with the same lifting assembly 6, a mounting shaft 17 is rotatably connected between one end of the inner walls of both sides of the U-shaped frame 7, and the outer wall of the mounting shaft 17 is sleeved with knife discs 5 distributed at equal distances, and a driving mechanism is provided at one end of the mounting shaft 17, An electric push rod 8 is fixedly installed at the middle position of the top of the U-shaped frame 7, and a connecting frame 12 is fixedly installed on the piston end of the electric push rod 8. A variable pitch slot plate 9 is fixedly installed on the inner wall of the connecting frame 12. A plurality of variable pitch slots 13 are opened on the variable pitch slot plate 9. The inner walls of the variable pitch slots 13 are all fitted with movable columns 21, and the bottoms of the movable columns 21 are all rotatably provided with movable seats 20. U-shaped seats 19 are fixed on both sides of one end of the movable seat 20. Two adjacent U-shaped seats 19 pass through the installation shaft 17 and are distributed on both sides of the cutter disc 5. Guide ports are opened on the movable seats 20. 24, and a guide rod 23 passing through the guide opening 24 is fixed between the inner walls on both sides of the U-shaped frame 7, and a limit groove 14 is provided on both sides of the U-shaped frame 7, and L-shaped limit seats 15 inserted in the limit groove 14 are fixed at both ends of the variable pitch slot plate 9, and a dial 18 is fixedly arranged on the outer wall of the variable pitch slot plate 9 near the middle position, and an indicator rod 26 is fixed at the middle position of the top of the movable seat 20 near the middle position. The position of the indicator rod 26 corresponds to the position of the dial 18, and the inner walls on both sides of the U-shaped seat 19 are rollingly arranged with equidistantly distributed The ball bearing 25 is attached to the side wall of the cutter disc 5, and the position of the pitch-changing slot plate 9 is changed by the electric push rod 8. The positions of the movable column 21, the movable seat 20, the U-shaped seat 19 and the cutter disc 5 are changed by the traction of the pitch-changing slot 13, so that the position of the cutter disc 5 has adjustable performance, and the widths between the cutter discs 5 are the same after adjustment, so that the optical film strips of the same width can still be cut after adjustment, and the width of the optical film strips can be accurately controlled under the cooperation of the indicator rod 26 and the dial 18, so as to ensure the cutting quality of the optical film strips.

[0033] In order to achieve the striping performance of optical film, refer to Figure 1 , Figure 3 and Figure 4The driving mechanism includes an arc-shaped guide groove 10 provided on one side of the frame 1, and an arc-shaped mounting block 16 inserted into the arc-shaped guide groove 10 is fixed to one end of the outer wall of one side of the U-shaped frame 7, and a first motor 11 for driving the mounting shaft 17 to rotate is fixedly installed on the outer wall of one side of the arc-shaped mounting block 16, and a card slot 22 is provided on the top and bottom of the mounting shaft 17, and a card block connected to the card slot 22 is fixed on the inner wall of the cutter disc 5. The mounting shaft 17 is driven to rotate by the first motor 11 in the driving mechanism, and the cutter disc 5 is driven to rotate at the same time by the card connection between the buckle and the card slot 22, so as to facilitate the equal-width cutting and striping operation of the optical film.

[0034] In order to be able to adjust the distance between the blades 5 during the cutting process, refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 The lifting assembly 6 includes a connecting shaft 603 rotatably arranged on the inner wall of the frame 1, and a second motor 604 for driving the connecting shaft 603 to rotate is fixedly installed on the outer wall of one side of the frame 1, gears 602 are fixed at both ends of the outer wall of the connecting shaft 603, and arc-shaped racks 601 are fixed on the outer walls of both ends of the U-shaped frame 7, and the arc-shaped rack 601 is meshed with the gear 602, and the arc center of the arc-shaped rack 601 and the arc of the arc-shaped mounting block 16 coincide with the rotation axis of the U-shaped frame 7. The connecting shaft 603 and the gear 602 are driven to rotate by the second motor 604 in the lifting assembly 6, and the meshing action of the gear 602 and the arc-shaped rack 601 is used to adjust the inclination of the U-shaped frame 7 and the height of the knife disc 5, so as to facilitate the spacing adjustment operation after the knife disc 5 is separated from the optical film body 3, so as to realize the spacing adjustment function of the knife disc 5 during the cutting process.

[0035] Working principle: When in use, the user changes the position of the variable pitch slot plate 9 by the push-pull action of the electric push rod 8, changes the position of the movable column 21 and the movable seat 20 as well as the U-shaped seat 19 and the cutter disc 5 by the traction action of the variable pitch slot 13, and makes the movable seat 20 slide on the guide rod 23. At this time, the position of the cutter disc 5 is adjusted by the same gap number at the same time, so that the position of the cutter disc 5 has adjustable performance, and can ensure that the width between the cutter discs 5 after adjustment is the same, so that the same width of optical film strips can still be cut after adjustment, and with the cooperation of the indicator rod 26 and the dial 18, it is convenient to accurately control the width of the optical film strip. Moreover, during the cutting process, the second motor 604 in the lifting component 6 can also drive the connecting shaft 603 and the gear 602 to rotate, and the meshing action of the gear 602 and the arc rack 601 can be used to adjust the inclination of the U-shaped frame 7 and the height of the cutter disc 5, so that it is convenient to perform the spacing adjustment operation after the cutter disc 5 is separated from the optical film body 3, so that the spacing adjustment of the cutter disc 5 can be performed during the cutting process.

[0036] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A high-speed and high-precision slitting machine, comprising a slitting machine body (4) and a frame (1) mounted on one side of the slitting machine body (4), characterized in that: A U-shaped frame (7) is rotatably connected to one side of the inner wall of the frame (1) via a pin shaft, and the same lifting assembly (6) is provided at both ends of the U-shaped frame (7). A mounting shaft (17) is rotatably connected between one end of the inner walls of both sides of the U-shaped frame (7), and the outer wall of the mounting shaft (17) is sleeved with cutter discs (5) distributed at equal distances, and a driving mechanism is provided at one end of the mounting shaft (17). An electric push rod (8) is fixedly installed at the middle position of the top of the U-shaped frame (7), and a connecting frame (12) is fixedly installed at the piston end of the electric push rod (8), and a variable speed drive (12) is fixedly installed on the inner wall of the connecting frame (12). The pitch slot plate (9) is provided with a plurality of pitch-changing slots (13), the inner walls of the pitch-changing slots (13) are fitted with movable columns (21), and the bottoms of the movable columns (21) are rotatably provided with movable seats (20), both sides of one end of the movable seat (20) are fixed with U-shaped seats (19), two adjacent U-shaped seats (19) pass through the mounting shaft (17) and are distributed on both sides of the cutter disc (5), the movable seats (20) are provided with guide openings (24), and guide rods (23) passing through the guide openings (24) are fixed between the inner walls of the two sides of the U-shaped frame (7).

2. A high-speed and high-precision slitting machine according to claim 1, characterized in that: Limiting grooves (14) are provided on both sides of the U-shaped frame (7), and L-shaped limiting seats (15) inserted into the limiting grooves (14) are fixed on both ends of the variable pitch slot plate (9).

3. A high-speed and high-precision slitting machine according to claim 1, characterized in that: A dial (18) is fixedly provided on the outer wall of the variable pitch slot plate (9) on one side close to the middle position, and an indicator rod (26) is fixed at the middle position of the top of the movable seat (20) on the side close to the middle position, and the position of the indicator rod (26) corresponds to the position of the dial (18).

4. A high-speed and high-precision slitting machine according to claim 1, characterized in that: The inner walls on both sides of the U-shaped seat (19) are provided with rolling balls (25) distributed at equal distances, and the balls (25) are fitted to the side walls of the cutter disc (5).

5. A high-speed and high-precision slitting machine according to claim 1, characterized in that: The driving mechanism comprises an arc-shaped guide groove (10) formed on one side of the frame (1); an arc-shaped mounting block (16) inserted into the arc-shaped guide groove (10) is fixed to one end of an outer wall of one side of the U-shaped frame (7); and a first motor (11) for driving the mounting shaft (17) to rotate is fixedly mounted on an outer wall of one side of the arc-shaped mounting block (16).

6. A high-speed and high-precision slitting machine according to claim 5, characterized in that: The top and bottom of the installation shaft (17) are both provided with a clamping groove (22), and the inner wall of the cutter disc (5) is fixed with a clamping block which is clamped in the clamping groove (22).

7. A high-speed and high-precision slitting machine according to claim 6, characterized in that: The lifting assembly (6) comprises a connecting shaft (603) rotatably arranged on the inner wall of the frame (1), and a second motor (604) for driving the connecting shaft (603) to rotate is fixedly installed on the outer wall of one side of the frame (1), gears (602) are fixed at both ends of the outer wall of the connecting shaft (603), and arc-shaped racks (601) are fixed on the outer walls of both ends of the U-shaped frame (7), and the arc-shaped racks (601) are meshed with the gears (602), and the arc center of the arc-shaped rack (601) and the arc of the arc-shaped mounting block (16) both coincide with the rotation axis of the U-shaped frame (7).

8. A high-speed and high-precision slitting machine according to claim 1, characterized in that: The inner wall of the frame (1) is rotatably connected to a plurality of support rollers (2) via pin shafts, and the optical film bodies (3) are laid on the support rollers (2).

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