CN218057800U - Pre-stretching film frame - Google Patents
Pre-stretching film frame Download PDFInfo
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- CN218057800U CN218057800U CN202222623324.3U CN202222623324U CN218057800U CN 218057800 U CN218057800 U CN 218057800U CN 202222623324 U CN202222623324 U CN 202222623324U CN 218057800 U CN218057800 U CN 218057800U
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Abstract
The application provides a pre-stretching film frame, which relates to the technical field of winding packaging machines and is provided with a film supply mechanism and a lifting mechanism for driving the film supply mechanism to move up and down, wherein the film supply mechanism is provided with a first mounting seat, a stretching mechanism, a tension mechanism and a guide mechanism; the first mounting seat is used for placing the film roller; the stretching mechanism is provided with a first rubber roller and a second rubber roller, and is provided with a first driving mechanism for driving the first rubber roller to rotate and a second driving mechanism for driving the second rubber roller to rotate; the tension mechanism is provided with a tension roller and a detection mechanism for identifying the tension on the tension roller; the guide mechanism is provided with a guide roller for adjusting the conveying direction of the winding film.
Description
Technical Field
The application belongs to the technical field of winding packagine machine, more specifically says, relates to a prestretch membrane frame.
Background
The winding packaging machine is widely used for the packaging cost of products such as foreign trade outlets, food and beverage, plastic chemical industry, glass ceramics, electromechanical castings and the like, can prevent goods from being damaged in the carrying process, and has the functions of dust prevention, moisture prevention and cleaning; the top pressing type winding packaging machine is used for placing goods on a tray and tightly pressing the goods through a pressing plate arranged above the goods, and the rotary table drives the goods on the tray to rotate, so that the goods can be wound and wrapped.
The stretching die frame in the prior art stretches a winding film, achieves the stretching effect after the original width is narrowed and the original length is lengthened, cannot save the consumption of a PE film, but possibly damages the integrity of the PE film.
Disclosure of Invention
The utility model aims to remedy prior art's weak point, provide a prestretch membrane frame, the technical scheme that this application adopted is:
the utility model provides a prestretch membrane frame is equipped with and supplies membrane mechanism, drives the elevating system that supplies membrane mechanism to reciprocate, its characterized in that: the film supply mechanism is provided with a first mounting seat, a stretching mechanism, a tension mechanism and a guide mechanism; the first mounting seat is used for placing the film roller; the stretching mechanism is provided with a first rubber roller and a second rubber roller, and is provided with a first driving mechanism for driving the first rubber roller to rotate and a second driving mechanism for driving the second rubber roller to rotate; the tension mechanism is provided with a tension roller and a detection mechanism for identifying tension on the tension roller; the guide mechanism is provided with a guide roller for adjusting the conveying direction of the winding film.
Preferably, the stretching mechanism is further provided with a press roller, and the press roller presses the winding film passing through the first rubber roller and the second rubber roller.
Preferably, the press roller is provided with a first press roller, a second press roller and a third press roller, the first rubber roller is arranged between the first press roller and the second press roller, and the second rubber roller is arranged between the second press roller and the third press roller; the first roller and the second roller press the winding film on the first rubber roller, and the second roller and the third roller press the winding film on the second rubber roller.
Preferably, the stretching mechanism is further provided with an adjusting mechanism, and the adjusting mechanism adjusts the relative position of the press roll and the first rubber roll and the relative position of the press roll and the second rubber roll.
Preferably, the first rubber roller and the second rubber roller are arranged on the second mounting seat, and the first press roller, the second press roller and the third press roller are arranged on the third mounting seat; the diameters of the first rubber roller and the second rubber roller are the same, and the diameters of the first press roller, the second press roller and the third press roller are the same.
Preferably, the adjusting mechanism is provided with a supporting plate and a turnover plate hinged with the supporting plate; the supporting plate is arranged on the second mounting seat, and the third mounting seat is arranged on the turnover plate.
Preferably, the adjusting mechanism is further provided with a limiting mechanism for limiting the relative position between the supporting plate and the turnover plate, the limiting mechanism is provided with a lock pin and a lock hole matched with the lock pin, the lock hole is formed in the second mounting seat, and the lock pin is arranged on the turnover plate.
Preferably, the first driving mechanism is provided with a first motor and a first transmission mechanism, and the second driving mechanism is provided with a second motor and a second transmission mechanism; the first transmission mechanism is arranged between the first motor and the first rubber roller, and the second transmission mechanism is arranged between the second motor and the second rubber roller.
Preferably, the second transmission mechanism is provided with a driving wheel, a driven wheel and a chain, and the chain is arranged between the driving wheel and the driven wheel to form chain transmission; the driving wheel is arranged on a rotor of the second motor, and the driven wheel is arranged on the second rubber roller.
Preferably, the first motor and the second motor are both infinitely variable speed motors.
The utility model has the advantages as follows:
the film roller is arranged on the first mounting seat, and is sleeved on the first mounting seat from top to bottom, so that the loading and replacing operations are simple and convenient, the film roller is prevented from shaking in the film placing process, and the film placing of the wound film is stable;
the first driving mechanism drives the first rubber roller to rotate to drive the film roller to release the film, and the frequency converter is used for adjusting the rotating speed of the first rubber roller and adjusting the film releasing speed of the wound film; the second motor driving mechanism drives the second rubber roller to rotate, the rotating speed of the second rubber roller is higher than that of the first rubber roller, the winding film is pre-stretched, the rotating speed of the second rubber roller is adjusted through the frequency converter, the stretching ratio of the winding film is adjusted, and the winding film is suitable for packaging of different articles;
the tension roller is arranged in front of the object to be packaged, the pre-stretched winding film passes through the tension roller and then winds the object to be packaged, and the tension roller maintains stable tension on the winding film, so that the winding film is guaranteed to be uniformly wound outside the object to be packaged until the packaging is smoothly finished;
the diameters of the first rubber roller and the second rubber roller are the same, and the diameters of the first press roller, the second press roller and the third press roller are the same; the adjusting mechanism adjusts the angle of the turnover plate, synchronously adjusts the positions of the press rollers, synchronously realizes that the first press roller and the second press roller press the winding film on the first rubber roller, and the second press roller and the third press roller press the winding film on the second rubber roller, and is convenient to operate.
The diameters of the first rubber roller and the second rubber roller are the same, and the stretching ratio of the winding film can be accurately controlled by controlling the angular speed ratio of the first rubber roller and the second rubber roller.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of another aspect of the present invention;
FIG. 3 is a schematic view of another aspect of the present invention;
fig. 4 is a schematic diagram of the transport of the wrapping film.
The symbols in the drawings illustrate that:
1 is a first mounting seat;
2 is a stretching mechanism, 21 is a first rubber roll, 22 is a second rubber roll, 23 is a first driving mechanism, 231 is a first motor, 232 is a first transmission mechanism, 2321 is a coupler, 24 is a second driving mechanism, 241 is a second motor, 242 is a second transmission mechanism, 2421 is a driving wheel, 2422 is a driven wheel, 2423 is a chain, 25 is a second mounting seat, 26 is a pressing roller, 261 is a first pressing roller, 262 is a second pressing roller, 263 is a third pressing roller, 27 is a third mounting seat, 28 is an adjusting mechanism, 281 is a supporting plate, 282 is a turnover plate, 283 is a limit mechanism, 284 is a limit mechanism, and 2841 is a lock pin;
3 is a tension mechanism, 31 is a tension roller, 32 is a swing bracket, and 33 is a tension spring;
reference numeral 4 denotes a guide mechanism, and 41 denotes a guide roller.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
The pre-stretched film frame provided in the examples of the present application will now be described.
Example, as shown in fig. 1 to 4:
a pre-stretching film frame is provided with a film supply mechanism and a lifting mechanism for driving the film supply mechanism to move up and down, wherein the film supply mechanism is used for supplying a winding film, and the lifting mechanism drives the film supply mechanism to move up and down so that the front end of the winding film is opposite to a wound object.
The film supply mechanism is provided with a first mounting seat 1, a stretching mechanism 2, a tension mechanism 3 and a guide mechanism 4;
the first mounting seat 1 is used for placing a film roller, and a winding film to be used is arranged on the film roller;
the stretching mechanism 2 is provided with a first rubber roller 21 and a second rubber roller 22, and is provided with a first driving mechanism 23 for driving the first rubber roller 21 to rotate and a second driving mechanism 24 for driving the second rubber roller 22 to rotate; in this embodiment, the first rubber roller 21, the second rubber roller 22, the first driving mechanism 23 and the second driving mechanism 24 are all disposed on the second mounting seat 25.
The first driving mechanism 23 is provided with a first motor 231 and a first transmission mechanism 232, and the second driving mechanism 24 is provided with a second motor 241 and a second transmission mechanism 242; the first transmission mechanism 232 is arranged between the first motor 231 and the first rubber roller 21, and the second transmission mechanism 242 is arranged between the second motor 241 and the second rubber roller 22.
The first transmission mechanism 232 is provided with a coupling 2321 for connecting the rotor of the first motor 231 and the rotating shaft of the first rubber roll 21, and the rotor of the first motor 231 drives the rotating shaft of the first rubber roll 21 to rotate, so as to drive the first rubber roll 21 linked with the rotating shaft to rotate.
The second transmission mechanism 242 is provided with a driving wheel 2421, a driven wheel 2422 and a chain 2423, and the chain 2423 is arranged between the driving wheel 2421 and the driven wheel 2422 to form chain transmission; a driving wheel 2421 is arranged on the rotor of the second motor 241, and a driven wheel 2422 is arranged on the second rubber covered roller 22.
The first motor 231 and the second motor 241 both adopt stepless speed change motors, the first motor 231 drives the first rubber roller to rotate to drive the film roller to release the film, the rotating speed of the first rubber roller 21 is adjusted through a frequency converter, and the film release speed of the wound film is adjusted; the second motor 241 drives the second rubber roller 22 to rotate, the rotating speed of the second rubber roller 22 is higher than that of the first rubber roller 21, the winding film is pre-stretched, the rotating speed of the second rubber roller 22 is adjusted through a frequency converter, the stretching ratio of the winding film is adjusted, and the winding film is suitable for packaging of different articles.
The stretching mechanism 2 is also provided with a press roller 26, the press roller 26 compresses the wound film passing through the first rubber roller 21 and the second rubber roller 22, the contact area of the wound film and the first rubber roller 21 and the second rubber roller 22 is increased, the occurrence of the slipping phenomenon of the wound film is effectively avoided, and the wound film is effectively stretched according to the required stretching ratio;
the press roller 26 is provided with a first press roller 261, a second press roller 262 and a third press roller 263, the first rubber roller 21 is arranged between the first press roller 261 and the second press roller 262, and the second rubber roller 22 is arranged between the second press roller 262 and the third press roller 263; the first pressing roller 261 and the second pressing roller 262 press the wrapping film on the first rubber roller 21, and the second pressing roller 262 and the third pressing roller 263 press the wrapping film on the second rubber roller 22; in this embodiment, the first pressure roller 261, the second pressure roller 262, and the third pressure roller 263 are all provided on the third mount 27.
The stretching mechanism 2 is also provided with an adjusting mechanism 28, and the adjusting mechanism 28 adjusts the relative position of the press roller 26 and the first rubber roller 21 and the relative position of the press roller 26 and the second rubber roller 22; the adjusting mechanism 28 adjusts the distance between the press roller 26 and the first rubber roller 21 and the distance between the press roller 26 and the second rubber roller 22 to be longer, so that the winding film can enter between the press roller 26 and the first rubber roller 21 and between the press roller 26 and the second rubber roller 22 conveniently.
The adjusting mechanism 28 is provided with a supporting plate 281 and a turning plate 282 hinged with the supporting plate 281, and a hinge shaft 283 is arranged at the joint of the supporting plate 281 and the turning plate 282; the support plate 281 is provided on the second mount 25, and the third mount 27 is provided on the flipping plate 282.
The adjusting mechanism 28 is further provided with a limiting mechanism 284 for limiting the angle between the supporting plate 281 and the turnover plate 282; the limiting mechanism 284 is provided with a lock pin 2841 and a lock hole matched with the lock pin 2841, the lock hole is arranged on the second mounting seat 25, the lock pin 2841 is arranged on the turnover plate 282, the lock pin 2841 is inserted into the lock hole, and the winding film is pressed tightly by the pressing roller 26.
The diameters of the first rubber roller 21 and the second rubber roller 22 are the same, and the diameters of the first pressing roller 261, the second pressing roller 262 and the third pressing roller 263 are the same; the adjusting mechanism 28 adjusts the angle between the supporting plate 281 and the turning plate 282, synchronously adjusts the position of the pressing roller 26, synchronously realizes that the first pressing roller 261 and the second pressing roller 262 press the winding film on the first rubber roller 21, and the second pressing roller 262 and the third pressing roller 263 press the winding film on the second rubber roller 22, and has convenient operation.
The diameters of the first rubber roller 21 and the second rubber roller 22 are the same, and the stretching ratio of the winding film can be accurately controlled by controlling the angular speed ratio of the first rubber roller 21 and the second rubber roller 22.
The tension mechanism 3 is provided with a tension roller 31 and a detection mechanism for identifying the tension on the tension roller 31; in this embodiment, the tension roller 31 is disposed on the swing bracket 32, the swing bracket 32 is hinged to the second mounting seat 25, and a tension spring 33 is disposed to adjust an angle of the swing bracket 32 and a position of the tension roller 31.
The guide mechanism 4 is provided with a guide roller 41 for adjusting the conveying direction of the wrapping film.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.
Claims (10)
1. The utility model provides a prestretch membrane frame is equipped with and supplies membrane mechanism, drives supply the elevating system that membrane mechanism reciprocated, its characterized in that: the film supply mechanism is provided with a first mounting seat, a stretching mechanism, a tension mechanism and a guide mechanism; the first mounting seat is used for placing the film roller; the stretching mechanism is provided with a first rubber roller and a second rubber roller, and is also provided with a first driving mechanism for driving the first rubber roller to rotate and a second driving mechanism for driving the second rubber roller to rotate; the tension mechanism is provided with a tension roller and a detection mechanism for identifying the tension on the tension roller; the guide mechanism is provided with a guide roller for adjusting the conveying direction of the winding film.
2. The pre-stretched film frame of claim 1, wherein: the stretching mechanism is further provided with a pressing roller, and the pressing roller tightly presses the winding film passing through the first rubber roller and the second rubber roller.
3. The pre-stretched film frame of claim 2, wherein: the pressing roller is provided with a first pressing roller, a second pressing roller and a third pressing roller, the first rubber roller is arranged between the first pressing roller and the second pressing roller, and the second rubber roller is arranged between the second pressing roller and the third pressing roller; the first press roller and the second press roller press the winding film on the first rubber roller, and the second press roller and the third press roller press the winding film on the second rubber roller.
4. A pre-stretched film frame according to claim 3, wherein: the stretching mechanism is further provided with an adjusting mechanism, and the adjusting mechanism adjusts the relative position of the press roller and the first rubber roller and the relative position of the press roller and the second rubber roller.
5. The pre-stretched film frame of claim 4, wherein: the first rubber roller and the second rubber roller are arranged on a second mounting seat, and the first press roller, the second press roller and the third press roller are arranged on a third mounting seat; the diameters of the first rubber roller and the second rubber roller are the same, and the diameters of the first pressing roller, the second pressing roller and the third pressing roller are the same.
6. The pre-stretched film frame of claim 5, wherein: the adjusting mechanism is provided with a supporting plate and a turnover plate hinged with the supporting plate; the supporting plate is arranged on the second mounting seat, and the third mounting seat is arranged on the turnover plate.
7. The pre-stretched film frame of claim 6, wherein: the adjusting mechanism is further provided with a limiting mechanism for limiting the relative position between the supporting plate and the turnover plate, the limiting mechanism is provided with a lock pin and a lock hole matched with the lock pin, the lock hole is formed in the second mounting seat, and the lock pin is arranged on the turnover plate.
8. A pre-stretched film frame according to any of claims 1 to 7, wherein: the first driving mechanism is provided with a first motor and a first transmission mechanism, and the second driving mechanism is provided with a second motor and a second transmission mechanism; the first transmission mechanism is arranged between the first motor and the first rubber roller, and the second transmission mechanism is arranged between the second motor and the second rubber roller.
9. The pre-stretched film frame of claim 8, wherein: the second transmission mechanism is provided with a driving wheel, a driven wheel and a chain, and the chain is arranged between the driving wheel and the driven wheel to form chain transmission; the driving wheel is arranged on a rotor of the second motor, and the driven wheel is arranged on the second rubber roller.
10. The pre-stretched film frame of claim 9, wherein: the first motor and the second motor are both stepless speed change motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222623324.3U CN218057800U (en) | 2022-09-30 | 2022-09-30 | Pre-stretching film frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222623324.3U CN218057800U (en) | 2022-09-30 | 2022-09-30 | Pre-stretching film frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218057800U true CN218057800U (en) | 2022-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222623324.3U Active CN218057800U (en) | 2022-09-30 | 2022-09-30 | Pre-stretching film frame |
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| CN (1) | CN218057800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117429667A (en) * | 2023-12-15 | 2024-01-23 | 济南佳森包装设备有限公司 | Prestretching film frame |
-
2022
- 2022-09-30 CN CN202222623324.3U patent/CN218057800U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117429667A (en) * | 2023-12-15 | 2024-01-23 | 济南佳森包装设备有限公司 | Prestretching film frame |
| CN117429667B (en) * | 2023-12-15 | 2024-03-26 | 济南佳森包装设备有限公司 | Prestretching film frame |
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