CN209735366U - tension-free unwinding device - Google Patents
tension-free unwinding device Download PDFInfo
- Publication number
- CN209735366U CN209735366U CN201920102499.5U CN201920102499U CN209735366U CN 209735366 U CN209735366 U CN 209735366U CN 201920102499 U CN201920102499 U CN 201920102499U CN 209735366 U CN209735366 U CN 209735366U
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- storage bin
- film
- supporting shaft
- unit
- unwinding device
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Abstract
The utility model discloses a tension-free unreeling device, which is used for unreeling a membrane material roll and comprises a storage bin, a support shaft, an unreeling motor, a sensor, a guide unit and an adjusting unit; the supporting shaft is installed on the inner side of the storage bin, the guide unit is installed on the outer portion of the storage bin, the sensor is installed in the storage bin and located between the supporting shaft and the guide unit, the discharging motor is connected with the supporting shaft, and the adjusting unit is located below the storage bin. The utility model provides a tension-free unwinding device, which adopts an unwinding motor to automatically discharge a membrane material roll, then detects the length of the membrane material roll through a sensor, and adopts a guiding unit to guide a membrane; the whole device is simple and compact, ensures that the unreeling is free of tension, and can avoid deviation of the diaphragm transmission process.
Description
Technical Field
The utility model relates to a filter core field of making, concretely relates to tension-free unwinding device.
Background
The industrial filter element is widely applied to the production process of chemical food and the like and is used for purifying industrial sewage so as to achieve the aim of recycling the sewage in a grading way. Current industrial filter cartridges are formed from a stack of multiple membrane layers, which are then wound onto a central tube.
In the industrial filter element manufacturing process, raw materials are coiled, and need to be uncoiled first and then cut and processed into a required shape. In the unreeling process, in order to ensure that the next process is smoothly carried out, tension generated in the unreeling process needs to be strictly controlled, meanwhile, the unreeled diaphragm needs to be conveyed along a set direction and a track, and if the conveying direction deviates, the smooth proceeding of the next process can be influenced.
The existing unwinding device is generally provided with a tension sensor at an output port of a membrane material roll, and the tension sensor is used for measuring the tension of a membrane output after the membrane is unwound. Meanwhile, a servo control system adopted in the prior art prevents the off tracking of the film after unreeling, and the control system is not very accurate and effective in adjusting the film after off tracking. Meanwhile, the precision requirements of the servo control system and the tension sensor are high, so that the cost of the whole unreeling device is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tension-free unreeling device, which adopts an unreeling motor to automatically unreel a membrane material roll, detects the length of the membrane material roll through a sensor and adopts a guiding unit to guide a membrane; the whole device is simple and compact, ensures that the unreeling is free of tension, and can avoid deviation of the diaphragm transmission process.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a tension-free unreeling device is used for unreeling a membrane material roll and comprises a storage bin, a support shaft, an unreeling motor, a sensor, a guide unit and an adjusting unit; the supporting shaft is arranged on the inner side of the storage bin, the guide unit is arranged outside the storage bin, the sensor is arranged in the storage bin and is positioned between the supporting shaft and the guide unit, the discharging motor is connected with the supporting shaft, and the adjusting unit is positioned below the storage bin;
The film material roll is arranged on the supporting shaft, the discharging motor drives the supporting shaft to rotate, so that the film on the film material roll is discharged into the storage bin, and when the sensor detects that the storage bin contains the film, the discharging motor is controlled to stop discharging; when the sensor detects that no membrane exists in the storage bin, the feeding motor is controlled to start to unreel; the film in the storage bin is output through the guide unit under the action of the traction mechanical arm; when the membrane in the storage bin deviates from the guide unit, the adjusting unit adjusts the position of the supporting shaft in the horizontal direction.
Further, the sensor is arranged on a side wall, facing the membrane material roll, in the storage bin, and the side wall is an inclined side wall.
Further, the guide unit is installed outside the side wall facing the film roll.
further, the height of the guide unit is the same as the height of the side wall of the storage bin, which is opposite to the film material roll.
Further, the discharging motor is installed outside the storage bin and located on one side of the supporting shaft.
Furthermore, the tension-free unreeling device further comprises a base, wherein the base is located below the adjusting unit and is fixed.
Furthermore, the adjusting unit comprises a left adjusting subunit and a right adjusting subunit, and a connecting line between the left adjusting subunit and the right adjusting subunit is perpendicular to the transmission direction of the membrane.
Further, the support shaft is an inflatable shaft.
Further, the guide unit comprises a left guide rail and a right guide rail, and a connecting line between the left guide rail and the right guide rail is perpendicular to the conveying direction of the film; the left guide rail and the right guide rail are respectively contacted with two ends of the diaphragm.
Further, the distance between the left and right guide rails is equal to the width of the film sheet on the support shaft.
The utility model has the advantages that: the utility model is provided with a sensor on the side wall of the storage bin, which is used for detecting whether the storage bin contains the unreeled diaphragm or not and ensuring that the diaphragm in the storage bin is output in a tension-free state; the output outer part of the storage bin is provided with a guide unit, the guide unit comprises a left guide rail and a right guide rail, the traction manipulator drives the tensionless membrane to be output through the guide unit, and the position of the guide unit is fixed, so that the output tensionless membrane is always in one direction, and the deviation cannot be released; when the deviation of the membrane on the guide unit is observed, the membrane is finely adjusted through the adjusting unit on the lower side of the storage bin, so that the membrane is ensured to be output along the guide unit all the time, and the deviation cannot occur; the supporting shaft for placing the sheet material roll is an air expansion shaft, and the air expansion shaft can be quickly replaced under the condition that material transmission is not influenced.
Drawings
Fig. 1 is the utility model relates to a tension-free unwinding device's schematic structure.
In the figure: the device comprises a membrane material roll 1, a supporting shaft 2, a discharging motor 3, a sensor 4, a guiding unit 5 and an adjusting unit 6.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings.
The utility model discloses a core content ensures to unreel in-process diaphragm tensionless, and along fixed direction transmission when no tension diaphragm is exported, can not take place the off tracking.
Referring to fig. 1, the tension-free unwinding device provided by the present invention is used for discharging a film roll, and includes a storage bin, a supporting shaft 2, a discharging motor 3, a sensor 4, a guiding unit 5 and an adjusting unit 6; the back shaft 2 is installed in the inboard of storage silo, and the guide unit 5 is installed in the outside of storage silo, and sensor 4 installs in the storage silo, and is located between back shaft 2 and the guide unit 5, and blowing motor 3 connects back shaft 2, and the regulating unit 6 is located the below of storage silo.
With continued reference to fig. 1, the storage bin is used for storing the film unwound from the film roll, and the stored film is transported out of the storage bin, so that the storage bin may have a concave bin as shown in fig. 1. Back shaft 2 is used for placing the membrane material and rolls up, the utility model discloses well device can dispose a plurality of back shafts to place the membrane material in advance and roll up on the back shaft, after one of them membrane material is rolled up and is used up, the next back shaft that contains the membrane material and roll up of quick replacement, it is concrete, the back shaft can be for the inflatable shaft. The supporting shaft can be arranged inside or outside the storage bin, preferably, the supporting shaft can be arranged in the storage bin, the membrane unwound out of the supporting shaft is directly stacked in the storage bin, and the stacked membrane is pulled out by the traction mechanical arm. The supporting shaft is connected with the discharging motor 3, the discharging motor 3 controls the supporting shaft to rotate reversely, and in the rotating process, the membrane material roll on the supporting shaft starts to discharge.
With reference to fig. 1, the sensor 4 is installed on the sidewall of the storage bin facing the membrane material roll, and the sidewall is an inclined sidewall, because the utility model discloses need to realize that tension-free unreels, and the membrane that unreels at every turn can not overlong, therefore, set up the sidewall of the storage bin facing the membrane material roll to be inclined, and install the sensor 4 on it. The film in the storage bin must be stacked on the inclined side wall and then transported out, so that the sensor is used for detecting whether the storage bin contains excessive film. When the sensor detects that the storage bin contains the membrane, the unreeling motor stops unreeling; when the sensor detects that the storage bin does not contain the diaphragm, the unreeling motor continues unreeling until the sensor detects that the storage bin contains the diaphragm.
With continued reference to fig. 1, a guide unit 5 is mounted on the outside of the side wall facing the film roll and is used to guide the tensionless film in the storage bin to be discharged along the guide unit. The height of the guide unit 5 is the same as the height of the side wall of the storage bin, which is opposite to the film material roll, so that the film and the film can be output without height difference. The guide unit comprises a left guide rail and a right guide rail, and a connecting line between the left guide rail and the right guide rail is vertical to the transmission direction of the membrane; the left and right guide rails contact both ends of the diaphragm, respectively, so that the diaphragm is transferred forward between the left and right guide rails. In order to ensure that the transfer is free from deviation, the distance between the left side guide rail and the right side guide rail can be made equal to the width of the film on the support shaft.
With reference to fig. 1, the tension-free unwinding device further includes a base, the base is located below the adjusting unit, and the base is fixed; the adjusting unit 6 comprises a left adjusting subunit and a right adjusting subunit, and a connecting line between the left adjusting subunit and the right adjusting subunit is perpendicular to the transmission direction of the membrane. When the film in the guide unit is observed to be deviated towards one direction, the misalignment between the film material roll and the guide unit is shown, and the positions of the storage bin and the supporting shaft can be finely adjusted by the adjusting unit at this time, and the guide unit is positioned at the outer side of the storage bin and is not influenced by the adjusting unit. In the adjusting process, the base is kept still, and the storage bin moves in the left-right direction through the adjusting unit; the left-right direction refers to a direction parallel to a line connecting the left and right adjusting subunits.
The utility model discloses well diaphragm material book is installed on the back shaft, and the blowing motor drives the back shaft and rotates for the diaphragm on the diaphragm material book is unreeled to the storage silo in, when the sensor detects to contain the diaphragm in the storage silo, controls the blowing motor and stops unreeling; when the sensor detects that no membrane exists in the storage bin, the feeding motor is controlled to start to unreel; the membrane positioned in the storage bin is output through the guide unit under the action of the traction mechanical arm; when the membrane in the storage bin deviates from the guide unit, the adjusting unit adjusts the position of the supporting shaft in the horizontal direction.
The utility model is provided with a sensor on the side wall of the storage bin, which is used for detecting whether the storage bin contains the unreeled diaphragm or not and ensuring that the diaphragm in the storage bin is output in a tension-free state; the output outer part of the storage bin is provided with a guide unit, the guide unit comprises a left guide rail and a right guide rail, the traction manipulator drives the tensionless membrane to be output through the guide unit, and the position of the guide unit is fixed, so that the output tensionless membrane is always in one direction, and the deviation cannot be released; when the deviation of the membrane on the guide unit is observed, the membrane is finely adjusted through the adjusting unit on the lower side of the storage bin, so that the membrane is ensured to be output along the guide unit all the time, and the deviation cannot occur; the supporting shaft for placing the sheet material roll is an air expansion shaft, and the air expansion shaft can be quickly replaced under the condition that material transmission is not influenced.
The above description is only a preferred embodiment of the present invention, and the embodiment is not intended to limit the scope of the present invention, so that all the structural changes equivalent to the contents of the description and the drawings of the present invention are included in the scope of the appended claims of the present invention.
Claims (10)
1. A tension-free unreeling device is used for unreeling a membrane material roll and is characterized by comprising a storage bin, a support shaft, an unreeling motor, a sensor, a guide unit and an adjusting unit; the supporting shaft is arranged on the inner side of the storage bin, the guide unit is arranged outside the storage bin, the sensor is arranged in the storage bin and is positioned between the supporting shaft and the guide unit, the discharging motor is connected with the supporting shaft, and the adjusting unit is positioned below the storage bin;
The film material roll is arranged on the supporting shaft, the discharging motor drives the supporting shaft to rotate, so that the film on the film material roll is discharged into the storage bin, and when the sensor detects that the storage bin contains the film, the discharging motor is controlled to stop discharging; when the sensor detects that no membrane exists in the storage bin, the feeding motor is controlled to start to unreel; the film in the storage bin is output through the guide unit under the action of the traction mechanical arm; when the membrane in the storage bin deviates from the guide unit, the adjusting unit adjusts the position of the supporting shaft in the horizontal direction.
2. The tensionless unwinding device as claimed in claim 1, wherein the sensor is mounted on the side wall of the storage bin opposite to the film roll, and the side wall is a slanted side wall.
3. The tensionless unwinding device of claim 2, wherein the guiding unit is installed outside the side wall facing the film roll.
4. The tensionless unwinding device of claim 3, wherein the height of the guiding unit is the same as the height of the side wall of the storage bin facing the film roll.
5. The tension-free unwinding device as claimed in claim 1, wherein the feeding motor is mounted outside the storage bin and located at one side of the supporting shaft.
6. The tensionless unwinding device of claim 1, further comprising a base, wherein the base is located below the adjusting unit, and the base is fixed.
7. The tension-free unwinding device as claimed in claim 6, wherein the adjusting unit comprises a left adjusting subunit and a right adjusting subunit, and a connection line between the left adjusting subunit and the right adjusting subunit is perpendicular to the conveying direction of the film.
8. The tensionless unreeling device of claim 1, wherein the supporting shaft is an inflatable shaft.
9. The tensionless unwinding device of claim 1, wherein the guiding unit comprises a left guide rail and a right guide rail, and a connecting line between the left guide rail and the right guide rail is perpendicular to the conveying direction of the film; the left guide rail and the right guide rail are respectively contacted with two ends of the diaphragm.
10. The tensionless unwinding device of claim 9 wherein the distance between the left and right guide rails is equal to the width of the film on the support shaft.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920042298 | 2019-01-10 | ||
| CN2019200422980 | 2019-01-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209735366U true CN209735366U (en) | 2019-12-06 |
Family
ID=68706376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920102499.5U Active CN209735366U (en) | 2019-01-10 | 2019-01-22 | tension-free unwinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209735366U (en) |
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2019
- 2019-01-22 CN CN201920102499.5U patent/CN209735366U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
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Address after: 201702 Building 2, No. 338, Jiuye Road, Qingpu District, Shanghai Patentee after: Shanghai Forsyte Robot Co.,Ltd. Address before: Room 305-308, Kaike International Building, Area A, 1801 Hongmei Road, Xuhui District, Shanghai, 2003 Patentee before: SHANGHAI FORESIGHT ROBOTICS Co.,Ltd. |