Non-woven fabric punching device

Abstract

The utility model discloses a non-woven fabric punching device which comprises a box body, and a punching needle roller and a punching concave roller are oppositely arranged in the box body. An unwinding roller is arranged on the upper portion of the front end of the box body, a winding roller is arranged on the lower portion of the front end of the box body, a plurality of guide rollers are arranged in the box body, and the unwinding roller, the winding roller and the guide rollers are parallel to the punching needle roller and the punching concave roller. A deviation rectifying roller is arranged on the side, close to the unwinding roller, in the box body, a tensioning roller is arranged between the two guide rollers on the side close to the winding roller, and a position adjusting mechanism is arranged on the unwinding roller. According to the non-woven fabric punching device, the unwinding roller and the winding roller are arranged on the same side, the occupied area of the punching device is reduced, meanwhile, the two position sensors are arranged on the deviation rectifying roller, the edge position of the non-woven fabric is detected, the cheap non-woven fabric can be corrected in time, and the punching quality of the non-woven fabric is improved. The punching consistency of the non-woven fabric is ensured, and the qualified rate of products is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of non-woven fabric production, and more specifically to a non-woven fabric punching device. Background Art

[0002] During the production process of non-woven fabrics, it is necessary to punch the non-woven fabrics to ensure the air permeability of the products made of non-woven fabrics and the aesthetics of the non-woven fabrics. Therefore, the punching work of non-woven fabrics is an essential process in the non-woven fabric processing process.

[0003] When punching non-woven fabrics, a punching device is usually used for punching. The non-woven fabric is passed through two oppositely arranged punching rollers and pressed for punching. The punched non-woven fabric extends out from the rear end of the punching roller and is wound around the subsequent winding roller. After punching is completed, the staff needs to go around to the rear end of the punching device to collect the punched non-woven fabric roll. Therefore, the punching device requires a large enough floor area. Moreover, when the existing punching device is working, the punching position is greatly affected by the placement position of the non-woven fabric roll. When the non-woven fabric roll is placed unevenly, the punching position deviates, resulting in a relatively low qualified rate of non-woven fabric punching. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a non-woven fabric punching device that can unwind and wind from one side of the punching device, and can automatically correct the deviation of the non-woven fabric, improving the qualified rate of non-woven fabric punching.

[0005] To solve the above technical problems, the following technical solutions are adopted by the utility model.

[0006] A non-woven fabric punching device includes a box body. Inside the box body, a punching needle roller and a punching concave roller for punching non-woven fabrics are oppositely arranged; a unwinding roller for placing a non-woven fabric roll is arranged at the upper part of the front end of the box body, a winding roller for winding the punched non-woven fabric is arranged at the lower part of the front end of the box body, and several guiding rollers for guiding the non-woven fabric are arranged inside the box body. The unwinding roller, the winding roller, the guiding rollers are arranged parallel to the punching needle roller and the punching concave roller; a deviation correction roller for correcting the deviation of the non-woven fabric is arranged on one side of the box body close to the unwinding roller, a tensioning roller for tensioning the non-woven fabric is arranged between two guiding rollers on the side close to the winding roller, and a position adjusting mechanism for adjusting the position of the non-woven fabric roll is arranged on the unwinding roller.

[0007] Further optimizing the technical solution, two position sensors for detecting the edge position of the non-woven fabric are arranged on the deviation correction roller. A PLC controller is arranged inside the box body. The output end of the position sensor is connected to the input end of the PLC controller, and the output end of the PLC controller is connected to the input end of the position adjusting mechanism.

[0008] Further optimize the technical solution. The position adjustment mechanism includes a fixed plate fixed on the box body. Inside the fixed plate, a lead screw is arranged and passes through the unwinding roller. A moving block is sleeved on the lead screw, and the non-woven fabric roll is sleeved on the moving block. Outside the fixed plate, a deviation correction motor for driving the lead screw to rotate is arranged, and the input end of the deviation correction motor is connected to the output end of the PLC controller. Inside the moving block, a fixed baffle is arranged, and a guide rod for guiding the moving position of the moving block is arranged between the fixed baffle and the fixed plate.

[0009] Further optimize the technical solution. An activity plate for facilitating the taking and placing of the non-woven fabric roll is arranged outside the moving block.

[0010] Further optimize the technical solution. On the left and right sides of the box body corresponding to the punching needle roller, first adjustment grooves are respectively opened. Inside the first adjustment grooves, a punching needle roller bracket connecting the punching needle roller is arranged. A support spring is arranged between the bottom of the punching needle roller bracket and the first adjustment groove. On the top of the box body, an adjustment bolt extending into the first adjustment groove for adjusting the position of the punching needle roller bracket is arranged.

[0011] Further optimize the technical solution. On the left and right sides of the box body corresponding to the tension roller, second adjustment grooves are respectively arranged. The vertical position of the second adjustment groove is set as a sawtooth structure. Inside the second adjustment groove, a tension roller adjustment column connecting the tension roller is arranged. Grooves matching the sawteeth are opened on the tension roller adjustment column.

[0012] Due to the adoption of the above technical solutions, the following technical progress is achieved by the present utility model.

[0013] A non-woven fabric punching device provided by the present utility model arranges the unwinding roller and the winding roller on the same side, reducing the floor area of the punching device. At the same time, by arranging two position sensors on the deviation correction roller to detect the edge position of the non-woven fabric, the deviated non-woven fabric can be corrected in time, ensuring the consistency of non-woven fabric punching and improving the qualified rate of products. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the present utility model;

[0015] Figure 2 is an external structural diagram of the present utility model;

[0016] Figure 3 is a schematic structural diagram of the deviation correction roller of the present utility model;

[0017] Figure 4 is a schematic structural diagram of the unwinding roller of the present utility model.

[0018] Wherein: 1. Box body, 2. Punching concave roller, 3. Punching needle roller, 4. Unwinding roller, 5. Rewinding roller, 6. Guide roller, 7. Deviation rectifying roller, 8. Tensioning roller, 9. First adjustment groove, 10. Punching needle roller bracket, 11. Support spring, 12. Adjusting bolt, 13. Second adjustment groove, 14. Tensioning roller adjustment column, 15. Position sensor, 16. Deviation rectifying motor, 17. Lead screw, 18. Moving block, 19. Fixed baffle, 20. Movable baffle, 21. Fixed plate, 22. Guide rod. Detailed implementation manner

[0019] The present utility model will be further described in detail below in conjunction with the drawings and specific embodiments.

[0020] A non-woven fabric punching device, in combination with Figures 1 to 4 As shown, it includes a box body 1. Inside the box body 1, a punching needle roller 3 and a punching concave roller 2 are arranged. The punching needle roller and the punching concave roller are arranged opposite to each other to punch and print the passing non-woven fabric. A motor is arranged at the side end of the box body to drive the punching needle roller and the punching concave roller to rotate respectively. The punching needle roller and the punching concave roller have the same rotation speed and opposite rotation directions.

[0021] An unwinding roller 4 is arranged at the upper part of the front end of the box body 1 for placing a non-woven fabric roll. A rewinding roller 5 is arranged at the lower part of the front end of the box body 1 for rewinding the punched non-woven fabric. A plurality of guide rollers 6 are arranged inside the box body 1 for guiding the non-woven fabric. The unwinding roller, the rewinding roller, and the guide roller are arranged parallel to the punching needle roller and the punching concave roller.

[0022] A deviation rectifying roller 7 is arranged on one side of the box body 1 close to the unwinding roller 4 for rectifying the deviation of the non-woven fabric. A tensioning roller 8 is arranged between two guide rollers 6 on one side close to the rewinding roller 5 for tensioning the non-woven fabric to ensure the tightness of the rewinding by the rewinding roller. A position adjusting mechanism is arranged on the unwinding roller 4 for adjusting the position of the non-woven fabric roll.

[0023] Two position sensors 15 are arranged on the deviation rectifying roller 7. The distance between the two position sensors is the same as the width of the non-woven fabric for detecting the edge position of the non-woven fabric. A PLC controller is arranged inside the box body 1 for adjusting the position of the non-woven fabric roll according to the position detected by the position sensor. The output end of the position sensor is connected to the input end of the PLC controller.

[0024] The position adjustment mechanism includes a fixing plate 21 fixed on the box body 1. Inside the fixing plate 21, there is a lead screw 17 passing through the unwinding roller 4. A moving block 18 is sleeved on the lead screw 17, and the non-woven fabric roll is sleeved on the moving block 18. Outside the fixing plate 21, there is a deviation rectifying motor 16 which is used to drive the lead screw to rotate. The input end of the deviation rectifying motor is connected to the output end of the PLC controller. Inside the moving block 18, there is a fixed baffle 19. Between the fixed baffle 19 and the fixing plate 21, there is a guide rod 22 which is used to guide the moving position of the moving block. When the PLC controller receives the non-woven fabric deviation signal sent by the position sensor, it controls the forward and reverse rotation of the deviation rectifying motor according to the deviation position. The rotation of the deviation rectifying motor drives the lead screw to rotate. Under the action of the guide rod, when the lead screw rotates, the moving block moves left and right along the lead screw, realizing the position adjustment of the non-woven fabric roll, thus realizing the position adjustment of the non-woven fabric and ensuring the consistency of the non-woven fabric punching and printing.

[0025] Outside the moving block 18, there is a movable plate 20. Removing the movable plate facilitates the taking and placing of the non-woven fabric roll, realizing the fixation of the non-woven fabric roll.

[0026] On the left and right sides of the box body 1 corresponding to the punching needle roller 3, there are respectively provided first adjustment slots 9. Inside the first adjustment slots 9, there is a punching needle roller support 10 connecting the punching needle roller. Between the bottom of the punching needle roller support 10 and the first adjustment slot, there is a support spring 11. On the top of the box body 1, there is an adjustment bolt 12 which extends into the first adjustment slot. The bottom end of the adjustment bolt 12 abuts against the punching needle roller support 10 and is used to adjust the position of the punching needle roller support. By rotating the adjustment bolt, the distance between the punching needle roller and the punching concave roller is adjusted to meet the punching operations of non-woven fabrics with different thicknesses.

[0027] On the left and right sides of the box body 1 corresponding to the tensioning roller 8, there are respectively provided second adjustment slots 13. The left and right sides of the second adjustment slots are provided with a serrated structure. Inside the second adjustment slots, there is a tensioning wheel adjustment column 14 which connects the tensioning wheel. There are grooves on the tensioning wheel adjustment column which are fitted with the serrations on the second adjustment slots. By rotating the tensioning wheel adjustment column, the up and down position adjustment of the tensioning wheel adjustment column in the second adjustment slot is realized, thus realizing the tensioning operation of the non-woven fabric.

[0028] When the present utility model performs punching operations on non-woven fabrics, the non-woven fabric roll is placed on the unwinding roller, the non-woven fabric is extended into the box body, passes through between the punching needle roller and the punching concave roller, and extends out of the box body through the guide roller and is wound on the winding roller. When the non-woven fabric passes through between the punching needle roller and the punching concave roller, the punching needle roller and the punching concave roller which rotate relatively perform punching operations on the non-woven fabric. After punching is completed, it is wound on the winding roller. After punching is completed, the staff can collect the punched non-woven fabric roll at the front end of the box body, which is convenient for the staff to operate.

Claims

1. A non-woven fabric punching device, comprising a box body (1), and a punching needle roller (3) and a punching concave roller (2) which are oppositely arranged in the box body (1) and used for punching the non-woven fabric; characterized in that: At the upper part of the front end of the box body (1), there is an unwinding roller (4) for placing the non-woven fabric roll. At the lower part of the front end of the box body (1), there is a winding roller (5) for winding the punched non-woven fabric. Inside the box body (1), there are several guiding rollers (6) for guiding the non-woven fabric. The unwinding roller, winding roller, and guiding rollers are arranged in parallel with the punching needle roller and punching concave roller. On one side of the box body (1) near the unwinding roller (4), there is a deviation rectifying roller (7) for rectifying the non-woven fabric. Between two guiding rollers (6) on the side near the winding roller (5), there is a tensioning roller (8) for tensioning the non-woven fabric. On the unwinding roller (4), there is a position adjusting mechanism for adjusting the position of the non-woven fabric roll.

2. The non-woven fabric punching device according to claim 1, characterized in that: On the deviation rectifying roller (7), there are two position sensors (15) for detecting the edge position of the non-woven fabric. Inside the box body (1), there is a PLC controller. The output end of the position sensor is connected to the input end of the PLC controller, and the output end of the PLC controller is connected to the input end of the position adjusting mechanism.

3. The non-woven fabric punching device according to claim 2, characterized in that: The position adjusting mechanism includes a fixing plate (21) fixed on the box body (1). Inside the fixing plate (21), there is a lead screw (17) inserted into the unwinding roller (4). A moving block (18) is sleeved on the lead screw (17), and the non-woven fabric roll is sleeved on the moving block (18). Outside the fixing plate (21), there is a deviation rectifying motor (16) for driving the lead screw to rotate. The input end of the deviation rectifying motor is connected to the output end of the PLC controller. Inside the moving block (18), there is a fixed baffle (19). Between the fixed baffle (19) and the fixing plate (21), there is a guiding rod (22) for guiding the moving position of the moving block.

4. The non-woven fabric punching device according to claim 3, characterized in that: Outside the moving block (18), there is a movable plate (20) for facilitating the taking and placing of the non-woven fabric roll.

5. A non-woven fabric punching device according to claim 1, characterized in that: On the left and right sides of the box body (1) corresponding to the punching needle roller (3), there are respectively provided first adjusting grooves (9). Inside the first adjusting grooves (9), there are punching needle roller brackets (10) connecting the punching needle roller. Between the bottom of the punching needle roller bracket (10) and the first adjusting groove, there is a support spring (11). On the top of the box body (1), there is an adjusting bolt (12) extending into the first adjusting groove for adjusting the position of the punching needle roller bracket.

6. The non-woven fabric punching device according to claim 1, wherein: On the left and right sides of the box body (1) corresponding to the tensioning roller (8), there are respectively provided second adjusting grooves (13). The vertical position of the second adjusting groove is set as a sawtooth structure. Inside the second adjusting groove, there is a tensioning roller adjusting column (14) connecting the tensioning roller. On the tensioning roller adjusting column (14), there are grooves matching with the sawteeth.

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