Non-woven fabric edge cutting device

Abstract

The utility model provides a non-woven fabric trimming device which comprises a working table, an unwinding assembly, a cutting assembly and a winding assembly are sequentially arranged on the top face of the working table in the horizontal direction, two deviation rectifying assemblies are further arranged on the top face of the working table, one deviation rectifying assembly is located between the unwinding assembly and the cutting assembly, and the other deviation rectifying assembly is located between the winding assembly and the cutting assembly. The other deviation rectifying assembly is located between the cutting assembly and the winding assembly, and two pressing assemblies are further arranged on the top face of the workbench and located between the corresponding deviation rectifying assembly and the cutting assembly correspondingly. The non-woven fabric edge cutting device is high in practicability, by arranging the unwinding assembly, the deviation correcting assembly, the pressing assembly, the cutting assembly and the winding assembly, the non-woven fabric can be kept straight during edge cutting, edge cutting operation can be conveniently executed, the non-woven fabric can be effectively prevented from deviating towards the two sides in the conveying process, cutting precision and cutting quality are improved, and the non-woven fabric edge cutting device is suitable for popularization and application. And meanwhile, the flatness of the trimmed non-woven fabric in the rolling operation can be kept, and the damage probability in the later transportation and storage process is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to non - woven fabric processing technical field especially, it relates to a non - woven fabric trimming device. BACKGROUND

[0002] Non - woven fabric, also called non - woven fabric, is by directional or random arrangement's fiber, through friction, hold together or stick together, or the combination of these methods and mutually combined into sheet, web or wadding, non - woven fabric needs to carry out cutting, edge cutting after processing, so that the non - woven fabric of getting off hair edge is neat.

[0003] Such as patent authorization announcement no. CN222309072U The utility model discloses a non - woven fabric trimming device, including operation platform, control assembly, guide mechanism, extruding roller, limit mechanism, supporting plate, slide bar, cutting blade, fixed frame and connecting block, the operation platform upper end both sides are equipped with supporting plate, be equipped with slide bar between the supporting plate, the slide bar lower extreme is equipped with cutting blade, be equipped with control assembly between the slide bar same supporting plate, the operation platform upper end both sides are equipped with fixed frame forward and backward, the fixed frame inside is equipped with connecting block, the operation platform upper side is equipped with extruding roller forward and backward, be equipped with limit mechanism between the connecting block same fixed frame, be equipped with guide mechanism between the supporting plate same slide bar, the utility model discloses compared with prior art's advantage lies in: it is convenient to cut edge to non - woven fabric, improves non - woven fabric processing efficiency.

[0004] The above -mentioned device although has been able to realize the trimming operation of non - woven fabric, but in practical application, a significant defect has been exposed: the device lacks the necessary deviation rectification function, which leads to the non - woven fabric in the transmission process to be easily out of control to both sides deviation, which not only will lead to cutting position deviates from the predetermined trajectory, also can greatly reduce the cutting accuracy, thereby causing the serious influence to the final product quality. UTILITY MODEL CONTENTS

[0005] The utility model discloses a non - woven fabric trimming device, solve the problem that traditional non - woven fabric trimming device lacks deviation rectification function, influence cutting accuracy.

[0006] To solve the above -mentioned technical problem, the utility model discloses the following technical scheme specifically:

[0007] The utility model provides a kind of non-woven fabric trimming device, including workbench, the top surface of workbench is sequentially provided with unwinding assembly, cutting assembly and winding assembly along horizontal direction, the top surface of workbench is also provided with two deviation rectifying components, one deviation rectifying component is located between unwinding assembly and cutting assembly, and the other deviation rectifying component is located between cutting assembly and winding assembly, the top surface of workbench is also provided with two pressing components, and two pressing components are located between corresponding deviation rectifying component and cutting assembly respectively;Deviation rectifying component includes two vertical support columns that are respectively fixed to the top surface of workbench both ends and symmetric, the opposite side of two support columns is movably provided with fixed frame, and the opposite end of two fixed frames is rotatably connected with horizontal pulley, and two support columns are movably provided with electric push rod for driving corresponding fixed frame to be close to or away from the central axis of workbench respectively, and two support columns are also provided with driving assembly for the synchronous up-down movement of two electric push rods along corresponding support column.

[0008] Compared with the prior art, the utility model has the following beneficial effects:

[0009] The unwinding assembly is used to unwind the non-woven fabric roll to be trimmed, so that the non-woven fabric to be trimmed passes through the deviation rectifying components, the pressing components, the cutting assembly, the other pressing components, and the other deviation rectifying components in sequence, and the winding assembly is used to wind the trimmed non-woven fabric. In this process, the two pressing components can keep the non-woven fabric flat on the top surface of the workbench when passing through the cutting assembly, facilitating the trimming operation. The two deviation rectifying components not only effectively prevent the non-woven fabric from deviating to both sides during transmission, improving cutting precision and cutting quality, but also maintain the flatness of the trimmed non-woven fabric during winding, reducing the damage probability during later transportation and storage. Specifically, during the use of the deviation rectifying components, the distance between the two pulleys can be adjusted by the corresponding electric push rods, which can not only limit and rectify non-woven fabrics of different widths, but also meet the trimming needs of non-woven fabrics of different widths in cooperation with the cutting assembly according to production needs. At the same time, during the unwinding and winding of the non-woven fabric, the height of the two pulleys can be adjusted synchronously by the corresponding driving assembly according to the reduction of the number of unwound layers or the increase of the number of wound layers, so that the entire device can meet the needs of various production occasions, effectively improving the universality and flexibility of the entire device in actual application. The utility model has strong practicability. By setting the unwinding assembly, the deviation rectifying components, the pressing components, the cutting assembly, and the winding assembly, the non-woven fabric can be kept flat during trimming, facilitating the trimming operation, effectively preventing the non-woven fabric from deviating to both sides during transmission, improving cutting precision and cutting quality, maintaining the flatness of the trimmed non-woven fabric during winding, and reducing the damage probability during later transportation and storage. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1It is the front view schematic diagram of the utility model;

[0011] Figure 2 It is the top view schematic diagram of the utility model;

[0012] Figure 3 It is the side view schematic diagram of the cutting assembly of the utility model;

[0013] Figure 4 It is the side view schematic diagram of the deviation rectifying assembly of the utility model;

[0014] Figure 5 It is the side view schematic diagram of the connecting sleeve of the utility model;

[0015] In the figure: 1, workbench; 11, inner chamber; 12, support; 2, support base; 21, connecting seat; 22, unwinding roller; 23, placing groove; 3, support plate; 31, winding roller; 311, external thread; 32, third motor; 33, rotating rod; 331, limiting ring; 34, connecting sleeve; 341, limiting groove; 342, internal thread; 4, fixed plate; 41, mounting frame; 42, cutting blade; 43, second motor; 44, bidirectional screw rod; 45, sliding block; 46, automatic push rod; 5, support column; 51, fixed frame; 52, pulley; 53, electric push rod; 54, movable cavity; 6, support frame; 61, support shaft; 62, compression roller; 63, air cylinder; 64, connecting block; 65, side groove; 7, first motor; 71, rotating shaft; 72, first bevel gear; 73, screw rod; 74, second bevel gear; 75, movable block. DETAILED DESCRIPTION

[0016] The specific content of the utility model will be described in detail below in combination with the drawings and examples.

[0017] As Figure 1 , Figure 2 and Figure 4The utility model provides a kind of nonwoven fabric trimming device, including workbench 1, the top surface of workbench 1 is sequentially provided with unwinding assembly, cutting assembly and winding assembly along horizontal direction, the top surface of workbench 1 is also provided with two deviation rectifying components, one of deviation rectifying components is located between unwinding assembly and cutting assembly, another deviation rectifying component is located between cutting assembly and winding assembly, the top surface of workbench 1 is also provided with two pressing components, two pressing components are located between corresponding deviation rectifying component and cutting assembly respectively;Deviation rectifying component includes two vertical support columns 5 being respectively fixed to the top surface both ends of workbench 1 and symmetric, the opposite side of two support columns 5 is movably provided with fixed frame 51, the opposite end of two fixed frames 51 is rotatably connected with horizontal pulley 52, two support columns 5 are movably provided with electric push rod 53 for driving corresponding fixed frame 51 to approach or away from the central axis of workbench 1 respectively, two support columns 5 are also provided with drive assembly for the synchronous up-down movement of two electric push rods 53 along corresponding support column 5.

[0018] As Figure 2 And Figure 4 As shown, drive assembly includes the first motor 7 of being fixed on workbench 1, the output end of first motor 7 is fixed with horizontal rotating shaft 71, the surface of rotating shaft 71 is fixed with two vertical first bevel gears 72, rotating shaft 71 is located in workbench 1 and is rotatably connected with workbench 1, two vertical lead screws 73 are rotatably connected in two support columns 5, the bottom end of two lead screws 73 is all through the bottom surface of support column 5 and extends in workbench 1, one end of two lead screws 73 in workbench 1 is all fixed with horizontal second bevel gear 74, each second bevel gear 74 is engaged with corresponding first bevel gear 72 respectively, two lead screws 73 are all screw-connected with movable block 75, each movable block 75 is fixedly connected with the fixed end of corresponding electric push rod 53, the inner cavity 11 for the activity of rotating shaft 71, first bevel gear 72 and second bevel gear 74 is opened in workbench 1, and the movable cavity 54 for the activity of corresponding lead screw 73 and movable block 75 is also opened in two support columns 5. Start first motor 7, the output end of first motor 7 drives rotating shaft 71 to rotate around its own axis, in turn through first bevel gear 72 and the first bevel gear 72 engaged with it drive corresponding two lead screws 73 synchronous rotation, to control two pulleys 52 synchronous up-down movement along corresponding lead screw 73 by movable block 75, so not only can effectively guarantee the unification of the height of both sides of nonwoven fabric in conveying process, but also can prevent nonwoven fabric from leaving the limiting of two pulleys 52 due to the reduction of unwinding layer number or the increase of winding layer number in conveying process.

[0019] As Figure 1 And Figure 2As shown, the unwinding assembly comprises two support seats 2 fixed at the top surface of the workbench 1 respectively at both ends, the top surface of each of the two support seats 2 is provided with a connecting seat 21, each of the two connecting seats 21 has a certain elasticity, a horizontal unwinding roller 22 is clamped between the two connecting seats 21, each of the two connecting seats 21 is provided with a placing groove 23 corresponding to the unwinding roller 22, and the two ends of the unwinding roller 22 are clamped with the two connecting seats 21 through the corresponding placing grooves 23. By arranging the connecting seat 21 and the placing groove 23, the unwinding roller 22 can be quickly replaced; in addition, the two connecting seats 21 are provided with a certain elasticity, which can not only make it more convenient for the staff to replace the unwinding roller 22, but also increase the friction between the two connecting seats 21 and the unwinding roller 22, so that the unwinding roller 22 cannot rotate too fast, thereby tightening the non-woven fabric.

[0020] As shown in Figure 2 and Figure 3 , the cutting assembly comprises two vertical fixed plates 4 fixed at the top surface of the workbench 1 respectively at both ends, and the two fixed plates 4 are rotatably connected with a horizontal bidirectional screw rod 44, one of the two fixed plates 4 is provided with a second motor 43 for driving the bidirectional screw rod 44 to rotate around its own axis, the bidirectional screw rod 44 is threadedly connected with two symmetrical sliding blocks 45, the bottom surface of each of the two sliding blocks 45 is fixed with a vertical automatic push rod 46, the output end of each of the two automatic push rods 46 is fixed with a mounting bracket 41, and each of the two mounting brackets 41 is rotatably connected with a cutting blade 42. Starting the second motor 43, the output end of the second motor 43 drives the bidirectional screw rod 44 to rotate around its own axis, which can drive the two cutting blades 42 to approach or move away from each other through the corresponding sliding blocks 45, so as to adjust the cutting edge position according to the actual production needs; at the same time, the height of the two cutting blades 42 can be controlled by using the corresponding automatic push rod 46, which can meet the cutting edge demand of non-woven fabric with different thicknesses.

[0021] As shown in Figure 2 , the winding assembly comprises two vertical support plates 3 fixed at the top surface of the workbench 1 respectively at both ends, and the opposite side of each of the two support plates 3 is rotatably connected with a horizontal rotating rod 33, one of the two support plates 3 is provided with a third motor 32 for driving the corresponding rotating rod 33 to rotate around its own axis, and the two rotating rods 33 are detachably connected with a horizontal winding roller 31. Starting the third motor 32, the output end of the third motor 32 drives the rotating rod 33 connected therewith to rotate around its own axis, which can realize the winding operation of the non-woven fabric by using the winding roller 31.

[0022] As shown in Figure 2 and Figure 5As shown, the surface of the two rotating rods 33 are provided with connecting sleeves 34, and the rotating rod 33 connected with the third motor 32 is fixedly connected with the corresponding connecting sleeve 34, while the other rotating rod 33 is sleeved with the corresponding connecting sleeve 34, and the opposite end surface of the two rotating rods 33 are fixedly provided with vertical limiting rings 331, the two connecting sleeves 34 are provided with limiting grooves 341 corresponding to the limiting rings 331, and the two ends of the winding roller 31 are provided with external threads 311, and the two connecting sleeves 34 are provided with internal threads 342 corresponding to the external threads 311. When the winding roller 31 needs to be installed, first, the connecting sleeve 34 sleeved with the rotating rod 33 is pried open, one end of the winding roller 31 is inserted into the connecting sleeve 34 fixedly connected with the rotating rod 33 and is screwed, and the other end of the winding roller 31 is screwed with the connecting sleeve 34 sleeved with the rotating rod 33, so that the winding roller 31 can be quickly installed. The operation steps when disassembling are opposite to the above steps.

[0023] As shown in Figure 1 and Figure 2 shown, the pressing assembly includes two vertical support frames 6 fixed at the top surface of the workbench 1, two vertical air cylinders 63 fixed on the two support frames 6, two connecting blocks 64 fixed on the output ends of the two air cylinders 63, two side grooves 65 formed in the two support frames 6 for the movement of the corresponding air cylinders 63 and connecting blocks 64, two connecting blocks 64 slidingly connected with the corresponding support frames 6, a horizontal support shaft 61 rotatably connected between the two connecting blocks 64, and a horizontal pressing roller 62 fixed on the surface of the support shaft 61. Simultaneously starting the two air cylinders 63, the output ends of the two air cylinders 63 drive the corresponding connecting blocks 64 to move up and down, which can control the height of the pressing roller 62, thereby meeting the pressing needs of non-woven fabrics of different thicknesses.

[0024] As shown in Figure 1 shown, the bottom surface of the workbench 1 is fixed with a plurality of supports 12. The plurality of supports 12 can fix and support the entire device.

[0025] In use, the unwinding roller 22 wound with the non-woven fabric to be cut is clamped on the two connecting seats 21, the distance between the two pulleys 52 on the deviation correcting assembly arranged close to the unwinding assembly is adjusted by the first motor 7 according to the width of the non-woven fabric to be cut, the distance and height of the two cutting blades 42 are adjusted by the second motor 43 according to the cutting width and the thickness of the non-woven fabric, and the distance between the two pulleys 52 on the other deviation correcting assembly is set to be equal to the distance of the two cutting blades 42; the non-woven fabric to be cut passes through the deviation correcting assembly, the pressing assembly, the cutting assembly, the other pressing assembly and the other deviation correcting assembly in sequence, the height of the corresponding pulley 52 and the pressing roller 62 is adjusted by the electric push rod 53 and the air cylinder 63 respectively during the passing process, so that the non-woven fabric is always laid on the top surface of the workbench 1 on the central axis during passing through the two cutting blades 42, to ensure the cutting accuracy, the third motor 32 is used to realize the winding operation of the cut non-woven fabric by the winding roller 31; with the continuous operation of the cutting and winding unwinding operation, the height of the corresponding two pulleys 52 can be adjusted by the first motor 7 synchronously according to the decrease of the unwinding layers or the increase of the winding layers, so that the non-woven fabric can be limited by the corresponding two pulleys 52 during cutting, thereby avoiding the problem of affecting the cutting quality due to deviation of the non-woven fabric during conveying.

[0026] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A device for trimming a nonwoven fabric, comprising a horizontally disposed worktable (1), characterized in that: The top surface of the workbench (1) is sequentially provided with a unwinding assembly, a cutting assembly and a winding assembly in the horizontal direction, and the top surface of the workbench (1) is also provided with two deviation correction assemblies, one of which is located between the unwinding assembly and the cutting assembly, and the other is located between the cutting assembly and the winding assembly, and the top surface of the workbench (1) is also provided with two pressing assemblies, which are respectively located between the corresponding deviation correction assembly and the cutting assembly. The deviation correction assembly comprises two vertical support columns (5) symmetrically fixed to the top surface of the workbench (1), the opposite side of each support column (5) is movably provided with a fixing frame (51), the opposite end of each fixing frame (51) is rotatably connected with a horizontal pulley (52), and the two support columns (5) are movably provided with an electric push rod (53) for driving the corresponding fixing frame (51) to move close to or away from the central axis of the workbench (1).

2. The nonwoven trim device of claim 1, wherein: The driving assembly comprises a first motor (7) fixed horizontally on the workbench (1), a horizontal rotating shaft (71) fixed to the output end of the first motor (7), two vertical first bevel gears (72) fixed to the surface of the rotating shaft (71), the rotating shaft (71) located in the workbench (1) and rotatably connected with the workbench (1), two vertical lead screws (73) rotatably connected in the two support columns (5), the bottom end of each lead screw (73) penetrating the bottom surface of the support column (5) and extending into the workbench (1), a horizontal second bevel gear (74) fixed to one end of each lead screw (73) located in the workbench (1), each second bevel gear (74) meshing with the corresponding first bevel gear (72), an movable block (75) threadedly connected to each lead screw (73), each movable block (75) fixedly connected with the fixed end of the corresponding electric push rod (53), and an inner cavity (11) formed in the workbench (1) for the movement of the rotating shaft (71), the first bevel gear (72) and the second bevel gear (74), and an active cavity (54) formed in each support column (5) for the movement of the corresponding lead screw (73) and the movable block (75).

3. The nonwoven trim device of claim 1, wherein: The unwinding assembly comprises two support seats (2) fixed to the top surface of the workbench (1), the top surface of each support seat (2) is provided with a connecting seat (21), each connecting seat (21) has a certain elasticity, a horizontal unwinding roller (22) is clamped between the two connecting seats (21), and each connecting seat (21) is provided with a placing groove (23) corresponding to the unwinding roller (22).

4. The nonwoven trim device of claim 1, wherein: The cutting assembly comprises two vertical fixed plates (4) fixed at the two ends of the top surface of the workbench (1), a horizontal bidirectional screw rod (44) rotationally connected between the two fixed plates (4), a second motor (43) arranged on one of the fixed plates (4) and used for driving the bidirectional screw rod (44) to rotate about the axis thereof, two symmetrical sliding blocks (45) threadedly connected on the bidirectional screw rod (44), a vertical automatic push rod (46) fixed to the bottom surface of each of the sliding blocks (45), an installation frame (41) fixed to the output end of each of the automatic push rods (46), and a cutting blade (42) rotationally connected to each of the installation frames (41).

5. The nonwoven trim device of claim 1, wherein: The winding assembly comprises two vertical support plates (3) fixed at the two ends of the top surface of the workbench (1), a horizontal rotating rod (33) rotationally connected to the opposite side of each of the support plates (3), a third motor (32) arranged on one of the support plates (3) and used for driving the corresponding rotating rod (33) to rotate about the axis thereof, and a horizontal winding roller (31) detachably connected between the two rotating rods (33).

6. The nonwoven trim device of claim 5, wherein: The surface of each of the rotating rods (33) is provided with a connecting sleeve (34), the rotating rod (33) connected with the third motor (32) is fixedly connected with the corresponding connecting sleeve (34), the other rotating rod (33) is sleeved with the corresponding connecting sleeve (34), the opposite end surface of each of the rotating rods (33) is fixedly provided with a vertical limiting ring (331), each of the connecting sleeves (34) is provided with a limiting groove (341) corresponding to the limiting ring (331), the surface of each end of the winding roller (31) is provided with an external thread (311), and each of the connecting sleeves (34) is internally provided with an internal thread (342) corresponding to the external thread (311).

7. The nonwoven trim device of claim 1, wherein: The pressing assembly comprises two vertical support frames (6) fixed at the two ends of the top surface of the workbench (1), a vertical air cylinder (63) fixed to each of the support frames (6), a connecting block (64) fixed to the output end of each of the air cylinders (63), a side groove (65) formed in each of the support frames (6) and used for allowing the corresponding air cylinder (63) and connecting block (64) to move, a sliding connection between each of the connecting blocks (64) and the corresponding support frame (6), and a horizontal support shaft (61) rotationally connected between the two connecting blocks (64) and fixedly provided with a horizontal pressing roller (62) on the surface thereof.

8. The nonwoven trim device of claim 1, wherein: The bottom surface of the workbench (1) is fixed with a plurality of supports (12).

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