TWI783797B - Tension force block and control device for rewinder - Google Patents

Abstract

The present invention provides a tension force block and control device for rewinder, comprising a conveyor roller to unreel a material, a rolling roller to correspondingly roll up the material, a brake wheel within the conveyor roller and the rolling roller which correspondingly bears the material, and a brake device set on the brake wheel which connects to a tension force control unit. Therefore, in general condition, the conveyor roller, brake wheel and the rolling roller will correspondingly convey the material in isotonic state. While in blocking state, the tension force control unit can define the first tension value. The brake device will correspondingly brake the brake wheel to make the tension between conveyor roller and brake wheel as well as the tension between brake wheel and rolling roller be blocked according to the tension value. As a result, the tensions are discontinuous that achieve an effect of tension force blocking and thereby achieve the difference in tension between it and the tension between conveyor roller and brake wheel. It is helpful for the adjustment to the tension of rolling up material in response to the physical characteristics of material and applicable to the tension requirement in the following processing.

Description

Tension blocking and control device for rewinder

The present invention provides a tension blocking and control device for a rewinding machine, especially a blocking device arranged at one end of the brake wheel in the radial direction, so that in the blocking state, the blocking device will abut against the corresponding radial direction. The tension on both ends of the material on the brake wheel is discontinuous, and the tension of the material can be adjusted adaptively to meet the processing needs of the subsequent process.

According to the conventional rewinding machine, the motor drives the main driving wheel set to move the substrate of the unwinding device to a conveying direction, so as to facilitate the process of rewinding the substrate.

After the base material is made, in order to facilitate its inspection, slitting, or combination with other materials, it is usually rolled up by a rewinder and then rewound. If it needs to be adjusted according to the above requirements For its winding tension, it is necessary to separately control the winding tension of the winding mechanism; however, since the tension of the base material is continuous during the winding and unwinding process of the rewinding machine, there are often problems due to continuous tension. In this state, when different winding tensions are applied, it often causes the base material of the unwinding device to shrink, which will cause the rolling part of the base material on the unwinding device to shrink, resulting in deformation and extrusion Or wrinkle and other phenomena will lead to unsmooth feeding of subsequent processing operations, and what is more, it will affect the processing quality of its products, resulting in a significant drop in yield and an increase in manufacturing costs.

In view of this, our inventors are concentrating on further research on the tension control of the rewinding machine during winding and unwinding, and proceed to research and development and improvement, hoping to solve the above problems with a better invention, and after continuous testing and After the modification, the present invention comes out.

Yes, the purpose of the present invention is to solve the aforementioned problems. In order to achieve the above purpose, our inventors provide a tension blocking and control device for a rewinder, which includes: a conveying wheel, which is used to roll a material; a winding wheel, which is used to correspondingly wind up the material; a brake wheel, which is arranged between the conveying wheel and the winding wheel, and is correspondingly loaded on the material; and a The brake device is arranged on the brake wheel, and the brake device is connected to a tension control unit, the tension control unit is used to define a first tension value, and in a blocked state, the brake device is based on The first tension value corresponds to what is braked on the brake wheel.

According to the tension blocking and control device of the rewinding machine mentioned above, the braking wheel is further provided with a blocking device at one end in the radial direction. on the material and the brake wheel.

According to the above-mentioned tension blocking and control device for rewinding machine, at least one steering wheel is further provided between the winding wheel and the braking wheel, and at least one of the steering wheel trains is correspondingly equipped with a tension sensor. measuring unit, and the tension sensing unit is correspondingly coupled to the tension control unit.

According to the tension blocking and control device of the rewinding machine mentioned above, the brake device is a clutch brake system or a magnetic powder brake system.

According to the tension blocking and control device of the rewinding machine mentioned above, the conveying wheel is further provided with a driving device, and the driving device is connected to a braking unit, and the braking unit is connected to a tension control module, The tension control module is used to define a second tension value, and the brake unit brakes correspondingly on the driving device according to the second tension value.

According to the above-mentioned tension blocking and control device for rewinding machine, at least one guide wheel is further provided between the conveying wheel and the brake wheel, and at least one of the guide wheel systems is correspondingly provided with a tension sensor module, and the tension sensing module is correspondingly coupled to the tension control module.

According to the tension blocking and control device of the rewinding machine mentioned above, the brake unit is a clutch brake system or a magnetic powder brake system.

By the above description and setting, it is obvious that the present invention mainly has the following advantages and effects, which are detailed as follows one by one:

1. Through the setting of the blocking device, in the normal state, between the conveying wheel, the brake wheel and the take-up wheel, the state of equal tension can be used to convey the material correspondingly, and when the tension needs to be blocked, When the tension is discontinuous, the brake device can be programmed to brake on the brake wheel according to the first tension value, so that the tension between the delivery wheel and the brake wheel, as well as the tension between the brake wheel and the take-up wheel, will be controlled by the brake wheel. The tension between the two is discontinuous, so as to achieve the effect of tension blocking; in this way, the tension after the braking of the braking wheel can be achieved, and then the tension between the conveying wheel and the braking wheel can be achieved. Tension difference can also help to adjust the winding tension of the material, in response to the physical characteristics of the material, and can be applied to the tension requirements of subsequent processing.

Regarding the technical means of our inventors, several preferred embodiments will be described in detail below in conjunction with the drawings, so as to provide an in-depth understanding and recognition of the present invention.

Please refer to Figure 1 first, the present invention is a tension blocking and control device for a rewinder, which includes:

A conveying wheel 1, which is used to roll a material 2; so it can be seen that the material 2 can be arranged in a rope or a belt shape, and in one embodiment, the material 2 can be metal or Made of polymer material 2, specifically, it can be copper foil, aluminum, polyethylene terephthalate (PET), polyvinyl chloride (PVC), polyethylene (PE) or polyamide Those made of amine (PI), but it is only for illustration and not as a limitation.

A take-up wheel 3, which is used to correspondingly take up the material 2; and in one embodiment, the delivery wheel 1 and the take-up wheel 3 can be used for rewinding configured for inspection, rewinding, etc. machine, but it is only for illustration, not as a limitation; and the take-up wheel 3 can be controlled by a motor device in one embodiment;

A brake wheel 4, which is arranged between the delivery wheel 1 and the take-up wheel 3, and is correspondingly loaded on the material 2, so it can be known that the brake wheel 4 can be used to rotate and turn to transport the Material 2; and

A brake device 31, and the brake device 31 is connected to a tension control unit 32, and the tension control unit 32 is used to define a first tension value; thereby, in the general state, as shown in the first figure, the brake The device 31 is not blocked by the braking wheel 4, and the transmission of the material 2 can be carried out through the braking wheel 4 through the transmission wheel 1 and the take-up wheel 3. At this time, the overall tension of the material 2 is continuous If it is not interrupted; and when it is necessary to adjust the tension of the material 2 in response to the inspection, slitting, subsequent processing of the material 2, and compounding with other substrates, it will be as shown in Figure 2. Under one blocking state, the brake device 31 is correspondingly braked on the brake wheel 4 according to the first tension value; The tension T1 between the brake wheel 4 and the take-up wheel 3, and the tension T2 between the brake wheel 4 and the delivery wheel 1 are not continuous and blocked. The strength of the transmission is different, so the tension T1 and the tension T2 are not equal, so as to achieve the effect of tension interruption and adjust the tension; The tension demand of the brake wheel 4 is controlled through the brake device 31, so that the tension T1 applied to the material 2 is equal to the tension of the winding wheel 3, so that the tension can be precisely controlled and given The curler does not have shrinkage due to uneven tension.

And the setting form of braking device 31, it system can be clutch type brake system or magnetic powder type brake system, so as to brake wheel 4, and its setting and control mode belong to prior art, so do not repeat them here.

In addition, in order to prevent the braking of the brake wheel 4 from causing the material 2 to slip, in a preferred embodiment, a blocking device 5 can be further provided at one end of the brake wheel 4 in its radial direction. Thereby, in the general state, as shown in the first figure, the blocking device 5 is radially away from the braking wheel 4, so that the blocking device 5 does not contact the braking wheel 4 or the material 2, by Between the conveying wheel 1 and the take-up wheel 3, the transmission of the material 2 can be carried out through the brake wheel 4, and at this time, the overall tension of the material 2 is continuous and uninterrupted; state, as shown in Figure 2, the brake wheel 4 will be braked, and at the same time, the blocking device 5 will be in radial contact with the material 2 and the brake wheel 4, which will cause the material 2 The tension between the brake wheel 4 and the clamping of the brake wheel 4, without slipping, can also be supplemented to achieve the effect of discontinuous tension, so that the tension T1 between the brake wheel 4 and the take-up wheel 3 is the same as that of the brake wheel 4 and the winding wheel 3. The tension T2 between the conveying wheels 1 is not continuous but blocked.

As far as the configuration of the blocking device 5 is concerned, it can be arranged as a wheel shaft, and a displacement device (not shown in the figure) can be correspondingly configured, and the blocking device 5 can be moved correspondingly to assume the normal state or the blocking device. The off state is only for illustration and not limited thereto. In other embodiments, whether the blocking device 5 is in the blocking state can also be controlled manually.

And in order to facilitate the configuration of mechanisms such as relevant inspection and slitting of the rewinder, so the present invention can be further provided with at least one steering wheel 6 between the take-up wheel 3 and the brake wheel 4, and can also be adapted to its structure, According to the requirements of conveying or processing, the material 2 is turned during the conveying process, and in order to ensure that its tension T1 can be equalized as mentioned above, it can be controlled equally, so at least one of the steering wheels 6 is correspondingly provided with a The tension sensing unit 33, and the tension sensing unit 33 is correspondingly coupled to the tension control unit 32, so that the tension control unit 32 can perform its feedback control according to the tension sensing unit 33 for the tension sensing, and generate The corresponding first tension value enables the braking device 31 to brake accordingly to achieve the purpose of controlling the tension; and the configuration of the tension control unit 32, in one embodiment, can be automatically configured, and can be configured according to the tension The tension sensing of the sensing unit 33 automatically generates and defines the first tension value. In another embodiment, it can also be configured manually so that the user can manually adjust or set the first tension value , so that the braking device 31 can carry out the aforementioned tension control; but it is only for illustration and not as a limitation.

In addition, regarding the configuration of the conveying wheel 1 for the tension T2 of the conveying, in one embodiment, the conveying wheel 1 is further provided with a driving device 11, and the driving device 11 is connected to a braking unit 12, and the braking unit 12 can also be It is the configuration of a clutch brake system or a magnetic powder brake system for the aforementioned; and the brake unit 12 is connected to a tension control module 13, and the tension control module 13 is used to define a second tension value, and the brake The unit 12 brakes the driving device 11 according to the second tension value, so that the tension output control of the conveying wheel 1 to the material 2 can correspond to the set second tension value.

And as mentioned above, in order to meet the relevant requirements of the rewinding machine, at least one guide wheel 7 is provided between the conveying wheel 1 and the brake wheel 4, so as to meet the directional configuration requirements of the rewinding machine, and provide The tension T2 can be equalized to control the output, so in a preferred embodiment, at least one of the guide wheels 7 is correspondingly provided with a tension sensing module 14, and the tension sensing module 14 It is correspondingly coupled to the tension control module 13, so that the tension sensing module 14 can sense the tension conveyed by the guide wheel 7 and feed it back to the brake unit 12, so that the brake unit 12 can use Generate or define the second tension value to control the tension conveyed by the conveying wheel 1 to the material 2, and as mentioned above, the tension control module 13 can also automatically or manually perform the second tension value setting or adjustment, but it is only an example and not a limitation.

To sum up, the technical means disclosed in the present invention can effectively solve the problems of conventional knowledge and achieve the expected purpose and effect, and it has not been published in publications before application, has not been publicly used, and has long-term progress. The invention mentioned in the patent law is correct. I file an application according to the law. I sincerely pray that Junshang Hui will give you a detailed review and grant the invention patent. I am very grateful to Dexin.

However, the above are only several preferred embodiments of the present invention, and should not limit the scope of the present invention, that is, all equivalent changes and modifications made according to the patent scope of the present invention and the content of the description of the invention are all Should still belong to the scope covered by the patent of the present invention.

1: Conveyor wheel 11: Drive device 12: Brake unit 13: Tension control module 14: Tension sensing module 2: Material 3: Take-up wheel 31: brake device 32: Tension control unit 33: Tension sensing unit 4: brake wheel 5: Blocking device 6: Steering wheel 7: guide wheel

Fig. 1 is a schematic diagram of the structure of the present invention in a general state. Figure 2 is a schematic diagram of the structure of the present invention in the blocking state.

1: Conveyor wheel

11: Drive device

12: Brake unit

13: Tension control module

14: Tension sensing module

2: Material

3: Take-up wheel

31: brake device

32: Tension control unit

33: Tension sensing unit

4: brake wheel

5: Blocking device

6: Steering wheel

7: guide wheel

Claims (3)

A tension blocking and control device for a rewinding machine, which includes: a conveying wheel, which is used to unwind a material; a winding wheel, which is used to correspondingly wind up the material; a braking wheel, which It is arranged between the conveying wheel and the take-up wheel, and is correspondingly loaded on the material, and the brake wheel is provided with a blocking device at one end in the radial direction; between the take-up wheel and the brake wheel There is at least one steering wheel, and at least one of the steering wheel trains is correspondingly provided with a tension sensing unit; and a brake device is arranged on the brake wheel, and the brake device is connected to a tension control unit, and the The tension sensing unit is correspondingly coupled to the tension control unit, and the tension control unit is used to define a first tension value, and in a blocking state, the brake device is correspondingly abutted against the first tension value The material and the brake wheel are braked on the brake wheel; the conveying wheel is provided with a driving device, and the driving device is connected to a braking unit, and the braking unit is connected to a tension control module, the conveying wheel and at least one guide wheel is arranged between the brake wheel, and at least one of the guide wheels is correspondingly provided with a tension sensing module, and the tension sensing module is correspondingly coupled to the tension control module; the tension The control module is used to define a second tension value, and the brake unit brakes correspondingly on the driving device according to the second tension value. The tension interruption and control device for a rewinding machine as described in claim 1, wherein the brake device is a clutch brake system or a magnetic powder brake system. The tension interruption and control device for a rewinding machine as described in claim 1, wherein the brake unit is a clutch brake system or a magnetic powder brake system.

Images