Constant tension winding device

Abstract

The utility model relates to a kind of constant pressure winding devices, including winding rack (1), guide rail (2), pressure handle component (3), inductive pressure handle component (4) and winding roller (5);The pressure handle component (3) including pressure handle (31) and reset handle (32) rotatably arranged on pressure handle (31), inductive pressure handle component (4) including inductive pressure handle (41) rotatably arranged on pressure handle (31), guide rail (2) is set on winding rack (1), winding roller (5) is set on guide rail (2), inductive pressure handle (41) and reset handle (32) are respectively set on winding roller (5) both sides.Compared with prior art, the utility model can solve the problem of pressure regulation and meltblown cloth performance stability in the winding process.

Description

Technical Field

[0001] This utility model relates to the field of winding equipment technology, specifically to a constant pressure winding device. Background Technology

[0002] Meltblown fabric has fine fibers, ranging from 1 to 5 μm in diameter, with numerous pores and a loose structure, giving it excellent filtration and breathability, making it widely used in filters, masks, and other fields. Besides fiber fineness and quantity, the thickness of the meltblown fabric plays a crucial role in its performance stability. During the forming and winding process, the pressure and uniformity of the winding rollers on the fabric surface significantly affect the thickness. Existing meltblown winding devices suffer from problems such as excessive or unstable pressure, causing variations in the fabric thickness and consequently impacting its resistance, efficiency, and elongation. Utility Model Content

[0003] The purpose of this invention is to provide a constant pressure winding device to solve the pressure regulation problem of meltblown fabric during the winding process.

[0004] The objective of this utility model can be achieved through the following technical solution: a constant pressure winding device, including a winding frame, a guide rail, a pressure handle assembly, a sensing pressure handle assembly, and a winding roller; the pressure handle assembly includes a pressure handle and a reset handle rotatably disposed on the pressure handle, the sensing pressure handle assembly includes a sensing pressure handle rotatably disposed on the pressure handle, the guide rail is disposed on the winding frame, the winding roller is disposed on the guide rail, and the sensing pressure handle and the reset handle are respectively disposed on both sides of the winding roller.

[0005] Preferably, the winding frame is provided with a winding transition rubber roller. After the material to be wound passes through the winding transition rubber roller, it is wound onto the winding roller. The sensing pressure handle is located on the side of the winding roller away from the winding transition rubber roller, and the reset handle is located on the side of the winding roller close to the winding transition rubber roller.

[0006] More preferably, the winding transition rubber roller is connected to a drive member for driving its rotation.

[0007] More preferably, the winding frame is also provided with a transition metal roller, and the material to be wound is wound onto the winding roller after passing through the transition metal roller and the winding transition rubber roller in sequence.

[0008] Preferably, the take-up roller is provided with a pair of sensing pressure handles and a reset handle at both ends.

[0009] Preferably, the sensing handle is connected to the sensing handle cylinder, and the reset handle is connected to the reset cylinder.

[0010] More preferably, the induction pressure handle cylinder is model SAI32X50S.

[0011] More preferably, the sensing handle includes a main body and pressure rollers and a drive connection part respectively disposed on both sides of the main body. The main body is rotatably disposed at the end of the handle, the pressure rollers abut against the winding rollers, and the drive connection part is connected to the sensing handle cylinder.

[0012] Preferably, the pressure handle is rotatably mounted on the side walls of the winding machine frame via a pressure handle fixing shaft, and the sensing pressure handle and the reset handle are both rotatably mounted at the end of the pressure handle via a rotating shaft.

[0013] Preferably, the pressure handle is connected to a pressure cylinder.

[0014] More preferably, the pressure cylinder model is CA80x275st+I.

[0015] Preferably, the sensing handle is equipped with a pressure sensor. More preferably, the pressure sensor is connected to a controller, and the controller is connected to the sensing handle cylinder.

[0016] Preferably, the guide rails are arranged parallel to the upper part of the two side wall panels, and the winding roller is placed on the top of the winding machine frame, with both ends respectively located on the guide rails.

[0017] Compared with the prior art, the present invention has the following advantages:

[0018] 1. This utility model provides a constant pressure winding device, which can solve the pressure regulation problem of meltblown fabric during the winding process and improve the stability of meltblown fabric performance;

[0019] 2. This utility model separates the forward and backward movement of the winding roller from the winding pressure by combining the pressure handle assembly and the sensing pressure handle assembly. The forward and backward movement is flexible and the winding pressure is adjustable and controllable to maintain a constant value.

[0020] 3. This utility model provides a reset handle and a sensing handle on the pressure handle. The sensing handle and the reset handle are respectively located on both sides of the take-up roller, which can realize the forward and backward movement of the take-up roller.

[0021] 4. This utility model, through the setting of the induction pressure handle assembly, can realize the micro-pressure adjustment and constant pressure of the winding roller on the fabric surface, and prevent excessive pressure from damaging the fabric.

[0022] 5. This utility model uses a combination of a pressure handle assembly and a sensing pressure handle assembly to control the winding roller to move flexibly forward and backward on the guide rail. This often requires a high-pressure hydraulic cylinder or air cylinder to achieve this, while controlling the winding pressure of the winding roller on the fabric surface by the sensing pressure handle can achieve winding with low or small pressure. Attached Figure Description

[0023] Figure 1 This is a side view of the constant pressure winding device of this utility model;

[0024] Figure 2 This is a top view of the winding roller of this utility model;

[0025] In the diagram: 1-Rewinder frame, 2-Guide rail, 3-Pressure handle assembly, 31-Pressure handle, 32-Reset handle, 33-Reset cylinder, 34-Pressure handle fixing shaft, 35-Pressure cylinder, 4-Induction pressure handle assembly, 41-Induction pressure handle, 42-Induction pressure handle cylinder, 5-Rewinding roller, 6-Rewinding transition rubber roller, 7-Transition metal roller. Detailed Implementation

[0026] The present invention will now be described in detail with reference to the accompanying drawings and specific embodiments. The following embodiments are implemented based on the technical solution of the present invention, providing detailed implementation methods and specific operating procedures. However, the scope of protection of the present invention is not limited to the following embodiments.

[0027] Example 1

[0028] A constant pressure winding device includes a winding frame 1, a guide rail 2, a pressure handle assembly 3, a sensing pressure handle assembly 4, and a winding roller 5.

[0029] The pressure handle assembly 3 includes a pressure handle 31 rotatably mounted on the winding frame 1 and a reset handle 32 rotatably mounted on the pressure handle 31. The sensing pressure handle assembly 4 includes a sensing pressure handle 41 rotatably mounted on the pressure handle 31. The guide rail 2 is mounted on the winding frame 1, and the winding roller 5 is mounted on the guide rail 2. The sensing pressure handle 41 and the reset handle 32 are respectively mounted on both sides of the winding roller 5. The winding roller 5 performs constant pressure winding under the pressure of the sensing pressure handle 41.

[0030] Example 2

[0031] A constant pressure winding device, such as Figure 1 As shown, it includes:

[0032] Winding frame 1;

[0033] Guide rail 2, the guide rail 2 is mounted on the winding machine frame 1;

[0034] The pressure handle assembly 3 includes a pressure handle 31, a reset handle 32, a reset cylinder 33, a pressure handle fixing shaft 34, and a pressure cylinder 35. One end of the pressure cylinder 35 is fixed to the winding frame 1, and the other end is connected to the pressure handle 31 to control the forward and backward movement (rotation) of the pressure handle 31. One end of the reset cylinder 33 is fixed to the pressure handle 31, and the other end is connected to the reset handle 32 to control the forward and backward movement of the reset handle 32.

[0035] A sensing handle 41, one end of which is mounted on a handle 31 and can rotate along the fulcrum of the handle 31;

[0036] The sensing handle cylinder 42 is fixed at one end to the handle 31 and connected to the sensing handle 41 at the other end, controlling the rotation and pressure of the sensing handle 41.

[0037] The take-up roller 5 is placed on the guide rail 2 and performs constant pressure winding under the pressure of the sensing pressure handle 41.

[0038] Example 3

[0039] A constant pressure winding device includes a winding frame 1 comprising left and right side panels, a plurality of transition metal rollers 7, and a winding transition rubber roller 8. The transition metal rollers 7 and the winding transition rubber rollers 8 are mounted on the side panels and perpendicular to the side panels. The winding transition rubber rollers 8 are connected to a rotation drive component. Guide rails 2 are arranged parallel to the upper ends of the left and right side panels. The material to be wound passes sequentially through the transition metal rollers 7 and the winding transition rubber rollers 6 and is then wound onto the winding roller 5. The rest is the same as in Embodiment 2.

[0040] Example 4

[0041] A constant pressure winding device, wherein the pressure handle assembly 3 comprises two pressure handles 31, one on the left and one on the right, which are fixed at both ends of a pressure handle fixing shaft 32. The two ends of the pressure handle fixing shaft 32 are mounted on the side wall plates of the frame, parallel to the winding transition rubber roller 8. The rest is the same as in Embodiment 3.

[0042] Example 5

[0043] A constant pressure winding device, wherein the pressure cylinder 35 consists of two hydraulic or pneumatic cylinders, fixed to the side walls of the frame. The pressure cylinder 35 is connected to the pressure handle 31 to control the forward and backward movement of the pressure handle. The pressure range of the pressure cylinder 35 is 40-400KG. The rest is the same as in Embodiment 4.

[0044] Example 6

[0045] A constant pressure winding device includes a sensing handle 41, one end of which is mounted on a handle 31. A sensing handle cylinder 42 is fixed at one end to the handle 31 and connected to the sensing handle 41 at the other end. The sensing handle 41 rotates with the movement of the cylinder, causing the other end of the sensing handle 41 to move back and forth. The winding roller 5 is placed on a guide rail 2. When the sensing handle cylinder 42 moves, one end of each of the two sensing handles 41 presses against the left and right ends of the winding roller 5, thereby generating winding pressure on the fabric surface. With a constant cylinder pressure, the winding pressure of the winding roller 5 on the fabric surface remains constant. The pressure of the winding roller 5 on the fabric surface can be changed by adjusting the cylinder pressure, with a pressure range of 5-40 kg. The rest is the same as in Embodiment 5.

[0046] Example 7

[0047] A constant pressure winding device, such as Figure 2 As shown, limiting bosses are provided at both ends of the take-up roller 5. The take-up roller 5 is placed on the guide rail 2. The limiting bosses can prevent the take-up roller 5 from shifting on the guide rail 2, so that the take-up roller 5 can move forward and backward stably on the guide rail 2. The rest is the same as in embodiment 6.

[0048] The above description of the embodiments is provided to enable those skilled in the art to understand and use the present invention. It will be apparent to those skilled in the art that various modifications can be easily made to these embodiments, and the general principles described herein can be applied to other embodiments without inventive effort. Therefore, the present invention is not limited to the above embodiments, and any improvements and modifications made by those skilled in the art based on the disclosure of the present invention without departing from the scope of the present invention should be within the protection scope of the present invention.

Claims

1. A constant pressure winding device, characterized in that, The device includes a winding frame (1), a guide rail (2), a pressure handle assembly (3), a sensing pressure handle assembly (4), and a winding roller (5). The pressure handle assembly (3) includes a pressure handle (31) and a reset handle (32) rotatably mounted on the pressure handle (31). The sensing pressure handle assembly (4) includes a sensing pressure handle (41) rotatably mounted on the pressure handle (31). The guide rail (2) is mounted on the winding frame (1), and the winding roller (5) is mounted on the guide rail (2). The sensing pressure handle (41) and the reset handle (32) are respectively mounted on both sides of the winding roller (5).

2. The constant pressure winding device according to claim 1, characterized in that, The winding frame (1) is provided with a winding transition rubber roller (6). After the material to be wound passes through the winding transition rubber roller (6), it is wound onto the winding roller (5). The sensing pressure handle (41) is located on the side of the winding roller (5) away from the winding transition rubber roller (6), and the reset handle (32) is located on the side of the winding roller (5) close to the winding transition rubber roller (6).

3. The constant pressure winding device according to claim 2, characterized in that, The winding frame (1) is also provided with a transition metal roller (7). The material to be wound passes through the transition metal roller (7) and the winding transition rubber roller (6) in sequence and is then wound onto the winding roller (5).

4. The constant pressure winding device according to claim 1, characterized in that, The take-up roller (5) is provided with a pair of sensing pressure handles (41) and a reset handle (32) at both ends.

5. The constant pressure winding device according to claim 1, characterized in that, The sensing handle (41) is connected to the sensing handle cylinder (42), and the reset handle (32) is connected to the reset cylinder (33).

6. The constant pressure winding device according to claim 5, characterized in that, The induction handle (41) includes a main body and pressure rollers and drive connection parts respectively disposed on both sides of the main body. The main body is rotatably disposed at the end of the handle (31). The pressure rollers abut against the winding roller (5). The drive connection parts are connected to the induction handle cylinder (42).

7. The constant pressure winding device according to claim 1, characterized in that, The pressure handle (31) is rotatably mounted on the two side walls of the winding machine frame (1) via the pressure handle fixing shaft (34). The sensing pressure handle (41) and the reset handle (32) are both rotatably mounted at the end of the pressure handle (31) via the rotating shaft.

8. The constant pressure winding device according to claim 1, characterized in that, The pressure handle (31) is connected to a pressure cylinder (35).

9. The constant pressure winding device according to claim 1, characterized in that, The pressure sensor is provided on the inductive pressure handle (41).

10. The constant pressure winding device according to claim 1, characterized in that, The guide rails (2) are arranged parallel to the upper part of the two side wall panels, and the winding rollers (5) are placed on the top of the winding machine frame (1), with both ends respectively on the guide rails (2).

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