CN220663044U - Pre-stretching film frame capable of adaptively adjusting film releasing speed - Google Patents
Pre-stretching film frame capable of adaptively adjusting film releasing speed Download PDFInfo
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- CN220663044U CN220663044U CN202322345854.0U CN202322345854U CN220663044U CN 220663044 U CN220663044 U CN 220663044U CN 202322345854 U CN202322345854 U CN 202322345854U CN 220663044 U CN220663044 U CN 220663044U
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- roller
- film
- frame
- guide roller
- winding
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- 238000004804 winding Methods 0.000 claims abstract description 51
- 239000012528 membrane Substances 0.000 claims description 13
- 238000002788 crimping Methods 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 239000005022 packaging material Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Basic Packing Technique (AREA)
Abstract
The utility model discloses a pre-stretching film frame capable of adaptively adjusting the speed of a film to be stretched, which comprises a mounting frame, wherein a film stretching roller, a driving roller, a driven roller, a first guide roller and a second guide roller for accommodating a winding film are sequentially arranged in the mounting frame, the winding film passes through the driven roller, the driving roller, the first guide roller and the second guide roller from the film stretching roller in a winding manner, and a tension roller assembly capable of swinging in an arc manner and pulling the winding film is arranged between the first guide roller and the second guide roller. The utility model realizes the self-adaptive regulation of the film releasing speed in the film releasing process of the winding film, and the pre-stretching packaging effect of the winding film is better.
Description
Technical Field
The utility model belongs to the technical field of coating, and particularly relates to a pre-stretching film frame capable of adaptively adjusting film releasing speed.
Background
The wrapping film winding equipment is equipment for packaging products commonly used by packaging manufacturers, the wrapping film winding equipment is provided with a prestretching film frame, the wrapping film on the film roller is stretched and then wrapped on a material stack to realize winding packaging, the stretching performance and the shrinkage performance of the wrapping film are utilized, the stretched wrapping film can automatically tighten more compact packaging materials, and the winding packaging effect is better.
At present, a film frame is used for pre-stretching a winding film, such as a pre-stretching film frame with the prior patent number of CN202121532011.6, a spring hanging bolt is installed on a frame body, a second bar-shaped hole is correspondingly formed, the top end of a roll shaft of a tension signal roll penetrates through the second bar-shaped hole, and a tension spring is arranged between the top end of the roll shaft of the tension signal roll and the spring hanging bolt, so that after a material stack is packaged, the winding film is stopped, the tension signal roll is reset under the action of the tension spring, a proximity switch cannot detect an induction block signal, and a driving motor is controlled by a controller to stop working. The existing film frame is provided with a tension roller which is used for controlling the start and stop of a motor, and the film frame is unbalanced in film releasing speed when the film frame is pulled by winding films in the film releasing process, so that the film frame with the function of adaptively adjusting and controlling the film releasing speed is also required to be arranged on the stretching track of the winding films.
Disclosure of Invention
The utility model aims to solve the technical problems and provide the pre-stretching film frame capable of adaptively adjusting the film releasing speed, so that the film releasing speed can be adaptively adjusted in the film releasing process of the winding film, and the pre-stretching packaging effect of the winding film is better. In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the pre-stretching film frame capable of adaptively adjusting the film releasing speed comprises a mounting frame, wherein a film releasing roller, a driving roller, a driven roller, a first guide roller and a second guide roller for accommodating a winding film are sequentially arranged in the mounting frame, the winding film passes through the driven roller, the driving roller, the first guide roller and the second guide roller in a winding manner from the film releasing roller, and a tension roller assembly capable of swinging in an arc shape and pulling the winding film is arranged between the first guide roller and the second guide roller.
Specifically, the lower part of mounting bracket is provided with the mount pad that supports the location and puts the membrane roller bottom, the upper portion of mounting bracket is provided with the elasticity seat that elasticity crimping location was put membrane roller top.
Specifically, the elastic seat is hung at the top of the mounting frame through a bolt matched with a nut, and a spring propping against the elastic seat and the mounting frame is sleeved on the bolt.
Specifically, a front guide roller is arranged between the driven roller and the film releasing roller, and the winding film is released after passing through the driven roller after being wound around the front guide roller.
Specifically, the top of mounting bracket is provided with the drive arrangement who drives the drive roll rotation, the top of drive roll is provided with first driving gear and second driving gear, the top of driven voller is provided with the driven gear of meshing first driving gear, the second driving gear is driven by drive arrangement.
Specifically, the tension roller assembly comprises a first tension roller, a second tension roller, an elastic pull rod and a connecting belt, wherein the first tension roller is connected onto the mounting frame in a shaft mode, the second tension roller is connected with the first tension roller in a linkage mode, the elastic pull rod is arranged at the top of the mounting frame, and the connecting belt is connected with the elastic pull rod and the end portion of the first tension roller.
Specifically, the elastic pull rod is arranged at the top of the mounting frame through the pull rod seat.
Specifically, a group of swinging blocks which rotate synchronously with the first tension roller are respectively sleeved on the upper part and the lower part of the first tension roller, and a second tension roller is arranged between the swinging blocks in a shaft connection mode.
Specifically, the mounting frame comprises a frame body and a frame, a first guide roller is arranged in the frame, and a rear guide roller positioned behind the first guide roller is arranged in the frame.
Compared with the prior art, the pre-stretching film frame capable of adaptively adjusting the film releasing speed has the following main beneficial effects:
the automatic winding machine is characterized in that a tension roller assembly is arranged between the first guide roller and the second guide roller, when the winding film is subjected to electric discharging and traction packaging operation, the first tension roller elastically rotates, the second tension roller rotates in a linkage mode to swing and press the winding film, the second tension roller swings elastically along an arc track in a compression mode, the film discharging speed of the winding film can be effectively controlled under the condition that the winding film is not damaged, the winding film is kept in dynamic balance, and then the winding effect of the winding film packaging material is improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic top view of the present embodiment;
FIG. 3 is a schematic diagram of a front view structure in the present embodiment;
FIG. 4 is a schematic view in section A-A of FIG. 3;
FIG. 5 is a schematic drawing showing the stretch path of the wrapping film in this example;
the figures represent the numbers:
1 mounting frame, 2 film releasing roller, 21 mounting seat, 22 elastic seat, 23 front guide roller, 3 driving roller, 31 first driving gear, 32 second driving gear, 4 driven roller, 41 driven gear, 5 first guide roller, 6 second guide roller, 7 first tension roller, 71 second tension roller, 72 elastic pull rod, 73 connecting belt, 74 swinging block, 8 door frame, 81 rear guide roller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely, but is apparent to those skilled in the art in view of the present utility model.
Examples:
referring to fig. 1-5, the embodiment is a pre-stretching film frame capable of adaptively adjusting film releasing speed, comprising a mounting frame 1, wherein a film releasing roller 2, a driving roller 3, a driven roller 4, a first guide roller 5 and a second guide roller 6 for placing a winding film are sequentially arranged in the mounting frame 1; the winding film passes through the driven roller 4, the driving roller 3, the first guide roller 5 and the second guide roller 6 from the film releasing roller 2 in a winding way, and a tension roller assembly which swings in an arc shape and pulls the winding film is arranged between the first guide roller 5 and the second guide roller 6.
The lower part of mounting bracket 1 is provided with the mount pad 21 that supports the location and puts membrane roller 2 bottom, the upper portion of mounting bracket 1 is provided with the elasticity seat 22 that the membrane roller 21 was put in elasticity crimping location top, elasticity seat 22 articulates in the top of mounting bracket 1 through the bolt cooperation nut, the cover is provided with the spring that supports elasticity seat 22 and mounting bracket 1 on the bolt, when pulling the bolt, can promote mount pad 21, and then put membrane roller 2 and can fix a position on mount pad 21 smoothly, when loosening the bolt, elasticity seat 22 crimping is putting membrane roller 2 location, realize putting the quick replacement of membrane roller 2.
The driven roller 4 is closer to the film releasing roller 2 than the driving roller 3, a front guide roller 23 is arranged between the driven roller 4 and the film releasing roller 2, and the winding film is wound around the front guide roller 23 and then passes through the driven roller 4.
The top of mounting bracket 1 is provided with the drive arrangement of rotatory drive roll 3, and the top of drive roll 3 is provided with first driving gear 31 and second driving gear 32, and the top of driven voller 4 is provided with the driven gear 41 of meshing first driving gear 31, and drive arrangement is motor and belt cooperation device, and the motor drives the rotation of belt drive second driving gear, and then first driving gear 31 drives driven gear 41 and rotates, and drive roll 3 and driven voller 4 have the rotational speed difference, and then realize the stretching action of wound film, and the wound film is 2.5 times original through tensile.
The tension roller assembly comprises a first tension roller 7, a second tension roller 71, an elastic pull rod 72 and a connecting belt 73, wherein the first tension roller 7 is connected to the mounting frame 1 in a shaft way, the second tension roller 71 is arranged in a linkage way with the first tension roller 7, the elastic pull rod 72 is arranged at the top of the mounting frame 1, and the connecting belt 73 is used for connecting the elastic pull rod 72 with the end part of the first tension roller 7; the elastic pull rod 72 is installed at the top of the installation frame 1 through the pull rod seat, the connecting band 73 is a chain, one end of the connecting band 73 is hinged to the end part of the first tension roller 7, the other end of the connecting band 73 is connected with the elastic pull rod 72, when the first tension roller 7 is stressed to rotate, the connecting band 73 drives the elastic pull rod 72 to pull, the elastic pull rod 72 plays a certain elastic limit, and the rotation angle range of the first tension roller 7 is controlled.
The upper and lower parts of the first tension roller 7 are respectively sleeved with a group of swinging blocks 74 which rotate synchronously with the first tension roller, a second tension roller 71 is arranged between the swinging blocks 74 in a shaft connection way, and the second tension roller 71 can flexibly and automatically rotate. When the winding film is stretched through the first guide roller 7 and the second guide roller 71, the second tension roller 71 is used for being in compression joint with the winding film to play a swinging traction role, the first tension roller 7 always has elastic tension to the second tension roller 71, when the winding film is nearly stretched straight between the first guide roller 5 and the second guide roller 6, the first tension roller 7 is rotated by the acting force of the elastic pull rod 72, the second tension roller 71 is linked with the first tension roller 7, the second tension roller 71 again pulls and deforms the winding film, the film releasing speed is adjusted through continuous dynamic swinging self-adaption, the winding film is uniformly stretched, and the effect of packaging materials after film releasing is better.
The mounting frame 1 comprises a frame body and a frame door frame 8, the frame door frame 8 is provided with a glass door, the frame door frame 8 is hinged with the frame body, and the running condition of each roller body inside the mounting frame 1 can be observed through the glass door. The first guide roller 5 is installed in the frame 8, and when the frame 8 is closed, the first guide roller 5 moves to a proper position and abuts against the winding film, meanwhile, a rear guide roller 81 positioned behind the first guide roller 5 is arranged in the frame 8, and belongs to a standby path of the winding film, and when the winding film needs to change the film releasing direction, the winding film avoids the path of the second guide roller 6 and bypasses the rear guide roller 81.
When the embodiment is applied, the film releasing roller 2 is positioned in the mounting frame 1, and the film releasing roller 2 releases and winds the film around the front guide roller 23, the driven roller 4, the driving roller 3, the first guide roller 5, the second tension roller 7 and the second guide roller 6; as the winding film is continuously discharged and pulled, effective stretching and extension are carried out.
In the embodiment, a tension roller assembly is arranged between a first guide roller 5 and a second guide roller 6, when the wound film is subjected to electric discharging and traction packaging operation, the first tension roller 7 elastically rotates automatically, the second tension roller 71 rotates in a linkage way to swing and press the wound film, the second tension roller 71 swings elastically in an arc track in the process of pressing the wound film, the film discharging speed of the wound film can be effectively controlled under the condition of not damaging the wound film, the wound film is kept dynamically and uniformly balanced, and the winding effect of the wound film packaging material is improved; the active roll 3 and the driven roll 4 are arranged in the mounting frame 1 to effectively stretch the winding film, so that the actual use area of the winding film is increased, and the material-wrapping material has good tightening and attaching performance.
In the description of the present specification, the term "particular embodiment" or "a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments of the present utility model are described above, the embodiments are only used for facilitating understanding of the present utility model, and are not intended to limit the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.
Claims (9)
1. The utility model provides a prestretching membrane frame of membrane speed is put in self-adaptation regulation, includes the mounting bracket, be provided with in the mounting bracket in proper order and be used for settling the play membrane roller, drive roll, driven voller, first guide roll, and second guide roll of winding membrane, its characterized in that: the winding film is wound from the film releasing roller to pass through the driven roller, the driving roller, the first guide roller and the second guide roller, and a tension roller assembly which swings in an arc shape and pulls the winding film is arranged between the first guide roller and the second guide roller.
2. The pre-stretched film frame for adaptively adjusting film release speed according to claim 1, wherein: the lower part of mounting bracket is provided with the mount pad that supports the location and puts the membrane roller bottom, the upper portion of mounting bracket is provided with the elasticity seat that elasticity crimping location was put membrane roller top.
3. The pre-stretched film frame for adaptively adjusting film release speed according to claim 2, wherein: the elastic seat is hung at the top of the mounting frame through a bolt matched with a nut, and a spring propping against the elastic seat and the mounting frame is sleeved on the bolt.
4. The pre-stretched film frame for adaptively adjusting film release speed according to claim 1, wherein: a front guide roller is arranged between the driven roller and the film releasing roller, and the winding film is released and passes through the driven roller after being wound on the front guide roller.
5. The pre-stretched film frame for adaptively adjusting film release speed according to claim 1, wherein: the top of mounting bracket is provided with the drive arrangement of drive roll rotation, the top of drive roll is provided with first driving gear and second driving gear, the top of driven voller is provided with the driven gear of meshing first driving gear, the second driving gear is driven by drive arrangement.
6. The pre-stretched film frame for adaptively adjusting film release speed according to claim 1, wherein: the tension roller assembly comprises a first tension roller, a second tension roller, an elastic pull rod and a connecting belt, wherein the first tension roller is connected onto the mounting frame in a shaft mode, the second tension roller is connected with the first tension roller in a linkage mode, the elastic pull rod is arranged at the top of the mounting frame, and the connecting belt is connected with the elastic pull rod and the end portion of the first tension roller.
7. The pre-stretched film frame for adaptively adjusting film release speed according to claim 6, wherein: the elastic pull rod is arranged at the top of the mounting frame through the pull rod seat.
8. The pre-stretched film frame for adaptively adjusting film release speed according to claim 6, wherein: the upper and lower parts of the first tension roller are respectively sleeved with a group of swinging blocks which rotate synchronously with the first tension roller, and a second tension roller is arranged between the swinging blocks in a shaft connection mode.
9. The pre-stretched film frame for adaptively adjusting film release speed according to claim 1, wherein: the mounting frame comprises a frame body and a frame door frame, a first guide roller is arranged in the frame door frame, and a rear guide roller positioned behind the first guide roller is arranged in the frame door frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322345854.0U CN220663044U (en) | 2023-08-30 | 2023-08-30 | Pre-stretching film frame capable of adaptively adjusting film releasing speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322345854.0U CN220663044U (en) | 2023-08-30 | 2023-08-30 | Pre-stretching film frame capable of adaptively adjusting film releasing speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220663044U true CN220663044U (en) | 2024-03-26 |
Family
ID=90337767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322345854.0U Active CN220663044U (en) | 2023-08-30 | 2023-08-30 | Pre-stretching film frame capable of adaptively adjusting film releasing speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220663044U (en) |
-
2023
- 2023-08-30 CN CN202322345854.0U patent/CN220663044U/en active Active
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