CN216763766U - Constant tension control device for plastic film rolling - Google Patents
Constant tension control device for plastic film rolling Download PDFInfo
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- CN216763766U CN216763766U CN202220429502.6U CN202220429502U CN216763766U CN 216763766 U CN216763766 U CN 216763766U CN 202220429502 U CN202220429502 U CN 202220429502U CN 216763766 U CN216763766 U CN 216763766U
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- plastic film
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- control device
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Abstract
The utility model discloses a plastic film rolling constant tension control device, which comprises a roller frame and a plurality of rollers arranged in the roller frame, the tension detection device is characterized in that a tension detection wheel is further arranged in the roller frame, bearings are arranged at two ends of the tension detection wheel, a rotating shaft is fixedly connected to the inner wall of each bearing, a connecting seat bearing is fixedly connected to two ends of the rotating shaft, a connecting seat is arranged on the outer peripheral wall of the connecting seat bearing, a tension detector used for detecting the tension is arranged at the bottom of the connection, fixing portions are arranged at two ends of the rotating shaft, the fixing portions penetrate through the connecting seat bearing and are fixedly connected with the connecting seat bearing through screws, a rotating rod penetrates through the axis of the roller, connecting portions are arranged at two ends of the rotating rod, a movable block is fixedly connected with the connecting portions, a threaded hole is formed in the movable block, the roller is provided with an adjusting mechanism capable of controlling the tension, the adjusting mechanism comprises a fixing seat and a screw rod, and the screw rod penetrates through the movable block and is meshed with the threaded hole.
Description
Technical Field
The utility model relates to the technical field of plastic film winding devices, in particular to a plastic film winding constant tension control device.
Background
In a plastic film processing system, a tension control system occupies an important position, constant tension control is an important guarantee for processing high-quality plastic film products, and the quality of tension control can affect the surface smoothness, thickness uniformity and the like of plastic films, and directly determine the quality grade and yield of the plastic film products. The tension of the plastic film is small, so that the transverse slip between the film belt and the roller shaft is easy to occur, and the coating effect is influenced; the tension is so great that the film tape is under tension and breaks. In the plastic film processing industry, the existing tension control system adopts a torque adjusting mode to realize tension control, although the method can enable the tension to quickly reach a given value, the tension fluctuation is too large in a starting stage and a disturbed stage due to lack of accurate control on speed, and the surface of the plastic film is wrinkled and has different thicknesses.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a plastic film winding device which can effectively solve the problems of wrinkles and different thicknesses on the surface of a plastic film.
The technical scheme of the utility model is as follows:
a constant tension control device for plastic film rolling comprises a roller frame and a plurality of rollers arranged in the roller frame, wherein a tension detection wheel is further arranged in the roller frame, bearings are arranged at two ends of the tension detection wheel, a rotating shaft is fixedly connected to the inner wall of each bearing, a connecting seat bearing is fixedly connected to two ends of each rotating shaft, a connecting seat is arranged on the outer peripheral wall of each connecting seat bearing, a tension detector for detecting the tension is arranged at the bottom of each connecting seat, fixing parts are arranged at two ends of each rotating shaft, each fixing part penetrates through the corresponding connecting seat bearing and is fixedly connected with the corresponding connecting seat bearing through a screw, a rotating rod penetrates through the axis of each roller, connecting parts are arranged at two ends of each rotating rod, a moving block is fixedly connected with the connecting parts, a threaded hole is formed in each moving block, and each roller is provided with an adjusting mechanism capable of controlling the tension, the adjusting mechanism comprises a fixed seat and a screw rod, and the screw rod penetrates through the moving block and is meshed with the threaded hole.
Preferably, the roller frame is provided with a base, and the base is fixedly connected with the tension detector.
Preferably, the adjusting mechanism further comprises a driving motor, an output end of the driving motor is connected with the screw rod, and the screw rod is driven by the driving motor to rotate.
Preferably, the adjusting mechanism further comprises a driving hand wheel, the axis of the driving hand wheel is fixedly connected with the screw rod, the axis of the screw rod is overlapped with the axis of the driving hand wheel, and the driving hand wheel drives the screw rod to rotate around the axis.
Preferably, the connecting portion is provided with two parallel slits for facilitating connection.
Preferably, the connecting portion is provided with a screw hole, the moving block is also provided with a screw hole, and the connecting portion is connected with the moving block through the screw hole and the screw.
Preferably, the contact part of the tension detector and the roller frame is provided with a plurality of threaded holes, the roller frame is provided with a plurality of via holes, and the tension detector is connected with the roller frame through the threaded holes by screws.
Preferably, the connecting seat bearing is fixedly connected with the connecting seat through a screw.
Preferably, the bottom of the connecting seat is provided with a plurality of oblong holes for screws to penetrate through, and the connecting seat is connected with the tension detector through the oblong holes by the screws.
The beneficial technical effects of the utility model are as follows:
the utility model has the advantages that the bearings are arranged at two ends of the tension detection wheel, the rotating shaft is fixedly connected to the inner wall of the bearing, the connecting bearings are fixedly connected to two ends of the rotating shaft, the connecting seats are arranged on the peripheral wall of each connecting bearing, the tension detector for detecting the tension is arranged at the bottom of each connecting seat, so that when a plastic film is conveyed on the tension detection wheel, the plastic film can press the tension detection wheel and the tension detector, the pressure sensor in the tension detector can sense the pressure, the tension can be detected conveniently in real time, and the phenomenon that the surface of the plastic film is folded and has different thicknesses due to overlarge tension fluctuation is prevented.
The device provided by the utility model has the advantages that the rotating rod penetrates through the axis of the roller, the connecting parts are arranged at the two ends of the rotating rod, the connecting parts are fixedly connected with the moving block, the moving block is provided with a threaded hole, the roller is provided with an adjusting mechanism capable of controlling the tension, the adjusting mechanism comprises a fixed seat and a screw rod, the screw rod penetrates through the moving block and is meshed with the threaded hole, the screw rod of the adjusting mechanism rotates to drive the moving block to move along the axis direction of the screw rod, so that the distance between the rollers is adjusted, the tension of the plastic film between the rollers is changed, the tension is conveniently adjusted, the excessive tension fluctuation is further prevented, the surface of the plastic film is folded and the thickness of the plastic film is different, and the product quality is improved.
Drawings
FIG. 1 is a schematic structural view of a plastic film rolling constant tension control device according to the present invention;
FIG. 2 is a schematic view of the internal structure of the constant tension control device for rolling plastic film according to the present invention;
FIG. 3 is a schematic view of the construction of the roller and tension sensing wheel of the present invention;
FIG. 4 is an enlarged view of a detail at A of the present invention;
FIG. 5 is a schematic view of the structure of the driving motor and the screw of the present invention;
fig. 6 is a schematic view of the structure of the moving block of the present invention.
In the figure:
1-a roller frame, 2-a tension detection wheel, 3-a roller, 4-a bearing, 5-a rotating shaft, 6-a rotating rod, 7-a fixed seat, 8-a screw rod, 9-a moving block, 10-a driving hand wheel, 11-a connecting seat bearing, 12-a connecting seat, 13-a tension detector, 14-a threaded hole, 15-a connecting part, 16-a notch, 17-a screw hole and 18-a driving motor.
Detailed Description
In order to make the technical means of the present invention clearer and to make the technical means of the present invention capable of being implemented according to the content of the specification, the following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples, which are provided for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
This embodiment discloses a permanent tension controlling means of plastic film rolling in detail, set up gyro wheel 3 in this gyro wheel frame including gyro wheel frame 1 and a plurality of, still be provided with tension detection wheel 2 in the gyro wheel frame 1, the both ends of tension detection wheel 2 are provided with bearing 4, the inner wall fixedly connected with pivot 5 of bearing 4, the both ends fixedly connected with of pivot 5 links a bearing 11, the periphery wall that links a bearing 11 is provided with connecting seat 12, the bottom of connecting is provided with the tension detector 13 that is used for detecting tension size, the both ends of pivot 5 are provided with the fixed part, the fixed part runs through link a bearing 11 and pass through screw fixed connection with this link a bearing.
This partial structure can be provided with the bearing through the both ends of tension detection wheel, the inner wall fixedly connected with pivot of bearing, the even seat bearing of both ends fixedly connected with of pivot, the periphery wall of even seat bearing is provided with the connecting seat, the bottom of connection is provided with the tension detector who is used for detecting tension size, when making the plastic film transport at the tension detection wheel, the plastic film can press to tension detection wheel and tension detector, pressure sensor in the tension detector can respond to out pressure size, convenient real-time detection tension size, it is too big to prevent that tension from fluctuating, cause the plastic film surface to take place the fold, thickness differs.
Furthermore, a rotating rod 6 penetrates through the axis of the roller 3, connecting portions 15 are arranged at two ends of the rotating rod 6, a moving block 9 is fixedly connected to the connecting portions, a threaded hole 14 is formed in the moving block 9, the roller 3 is provided with an adjusting mechanism capable of controlling tension, the adjusting mechanism comprises a fixed seat 7 and a screw rod 8, and the screw rod penetrates through the moving block 9 and is meshed with the threaded hole 14.
This partial structure can run through the bull stick through gyro wheel axis department, the both ends of bull stick are equipped with connecting portion, connecting portion fixedly connected with movable block, the movable block is seted up threaded hole, the gyro wheel is provided with the adjustment mechanism of steerable tension size, adjustment mechanism includes fixing base and screw rod, the screw rod runs through the movable block and meshes with the screw hole, make adjustment mechanism's screw rod rotate and drive the movable block and remove along screw rod axis direction, thereby adjust the interval between the gyro wheel, make the tension of plastic film between each gyro wheel change, conveniently adjust the tension size, further prevent that tension is undulant too big, cause the plastic film surface to take place the fold, thickness differs, promote product quality.
Further, the roller frame 1 is provided with a base, and the base is fixedly connected with the tension detector 13.
Further, the adjusting mechanism further comprises a driving motor 18, an output end of the driving motor 18 is connected with the screw 8, and the screw 8 is driven by the driving motor 18 to rotate.
Furthermore, adjustment mechanism still includes drive hand wheel 10, drive hand wheel 10's axle center department with screw rod 8 fixed connection, the axis of screw rod with drive hand wheel 10's axis coincides mutually, drive hand wheel drives the screw rod rotates around the axis.
Further, the connecting portion 15 is provided with two parallel slits 16 for facilitating the connection.
Further, the connecting portion 15 is provided with a screw hole 17, the moving block 9 is also provided with a screw hole, and the connecting portion and the moving block are connected through the screw hole and the screw.
Furthermore, the contact position of the tension detector 13 and the roller frame 1 is provided with a plurality of threaded holes, the roller frame is provided with a plurality of via holes, and the tension detector 13 is connected with the roller frame through the threaded holes and screws.
Further, the connecting seat bearing 11 is fixedly connected with the connecting seat 12 through a screw.
Further, a plurality of oblong holes for screws to penetrate through are formed in the bottom of the connecting seat 12, and the connecting seat is in screw connection with the tension detector 13 through the oblong holes.
The tension detection wheel is provided with the bearings at two ends, the inner wall of the bearing is fixedly connected with the rotating shaft, the two ends of the rotating shaft are fixedly connected with the seat connecting bearings, the outer peripheral wall of the seat connecting bearings is provided with the connecting seat, the bottom of the connecting seat is provided with the tension detector for detecting the tension, so that when a plastic film is conveyed on the tension detection wheel, the plastic film can be pressed to the tension detection wheel and the tension detector, a pressure sensor in the tension detector can sense the pressure, the tension can be detected conveniently in real time, and the phenomenon that the surface of the plastic film is folded and has different thicknesses due to overlarge tension fluctuation is prevented. The device is provided with a rotating rod penetrating through the axis of the roller, two ends of the rotating rod are provided with connecting parts, the connecting parts are fixedly connected with a moving block, the moving block is provided with a threaded hole, the roller is provided with an adjusting mechanism capable of controlling the tension, the adjusting mechanism comprises a fixed seat and a screw rod, the screw rod penetrates through the moving block and is meshed with the threaded hole, the screw rod of the adjusting mechanism rotates to drive the moving block to move along the axis direction of the screw rod, so that the distance between the rollers is adjusted, the tension of the plastic film between the rollers is changed, the tension is conveniently adjusted, the phenomenon that the surface of the plastic film is wrinkled and uneven in thickness due to overlarge tension fluctuation is further prevented, and the product quality is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, it should be noted that, for those skilled in the art, many modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The constant tension control device for plastic film winding comprises a roller frame (1) and a plurality of rollers (3) arranged in the roller frame, and is characterized in that tension detection wheels (2) are further arranged in the roller frame (1), bearings (4) are arranged at two ends of each tension detection wheel (2), a rotating shaft (5) is fixedly connected to the inner wall of each bearing (4), a connecting bearing (11) is fixedly connected to two ends of each rotating shaft (5), a connecting seat (12) is arranged on the outer peripheral wall of each connecting bearing (11), a tension detector (13) used for detecting the tension is arranged at the bottom of each connecting seat (12), fixing parts are arranged at two ends of each rotating shaft (5), the fixing parts penetrate through the connecting bearing (11) and are fixedly connected with the connecting bearing through screws, rotating rods (6) penetrate through the axis of the rollers (3), the two ends of the rotating rod (6) are provided with connecting parts (15), the connecting parts are fixedly connected with moving blocks (9), threaded holes (14) are formed in the moving blocks (9), the idler wheels are provided with adjusting mechanisms capable of controlling tension, each adjusting mechanism comprises a fixed seat (7) and a screw rod (8), and the screw rods (8) penetrate through the moving blocks (9) and are meshed with the threaded holes (14).
2. The plastic film rolling constant tension control device according to claim 1, wherein the roller frame (1) is provided with a base, and the base is fixedly connected with the tension detector (13).
3. The plastic film rolling constant tension control device according to claim 1, wherein the adjusting mechanism further comprises a driving motor (18), an output end of the driving motor (18) is connected with the screw rod (8), and the screw rod (8) is driven to rotate by the driving motor.
4. The constant tension control device for plastic film rolling according to claim 1, wherein the adjusting mechanism further comprises a driving hand wheel (10), the axis of the driving hand wheel (10) is fixedly connected with the screw rod (8), the axis of the screw rod is coincident with the axis of the driving hand wheel, and the driving hand wheel drives the screw rod to rotate around the axis.
5. The constant tension controller for rolling plastic film according to claim 1, wherein the connecting portion (15) is provided with two parallel cuts (16) for facilitating connection.
6. The plastic film rolling constant tension control device as claimed in claim 4, wherein the connecting portion (15) is provided with a screw hole (17), the moving block (9) is also provided with a screw hole, and the connecting portion and the moving block are connected through a screw hole and a screw.
7. The plastic film rolling constant tension control device according to claim 1, wherein the tension detector (13) is provided with a plurality of threaded holes at a contact position with the roller frame (1), the roller frame is provided with a plurality of through holes, and the tension detector is connected with the roller frame through the threaded holes by screws.
8. The plastic film rolling constant tension control device according to claim 1, wherein the bearing (11) is fixedly connected with the connecting seat (12) through a screw.
9. The plastic film rolling constant tension control device according to claim 1, wherein a plurality of oblong holes for screws to pass through are formed in the bottom of the connecting base (12), and the connecting base is in screw connection with the tension detector (13) through the oblong holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220429502.6U CN216763766U (en) | 2022-02-28 | 2022-02-28 | Constant tension control device for plastic film rolling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220429502.6U CN216763766U (en) | 2022-02-28 | 2022-02-28 | Constant tension control device for plastic film rolling |
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| Publication Number | Publication Date |
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| CN216763766U true CN216763766U (en) | 2022-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220429502.6U Active CN216763766U (en) | 2022-02-28 | 2022-02-28 | Constant tension control device for plastic film rolling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114890209A (en) * | 2022-06-28 | 2022-08-12 | 合肥东昇机械科技有限公司 | Tensioning device and method for film splitting processing |
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2022
- 2022-02-28 CN CN202220429502.6U patent/CN216763766U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114890209A (en) * | 2022-06-28 | 2022-08-12 | 合肥东昇机械科技有限公司 | Tensioning device and method for film splitting processing |
| CN114890209B (en) * | 2022-06-28 | 2023-06-20 | 合肥东昇机械科技有限公司 | Tensioning device and method for membrane separation processing |
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