CN220316787U - Film rewinder - Google Patents
Film rewinder Download PDFInfo
- Publication number
- CN220316787U CN220316787U CN202321955108.7U CN202321955108U CN220316787U CN 220316787 U CN220316787 U CN 220316787U CN 202321955108 U CN202321955108 U CN 202321955108U CN 220316787 U CN220316787 U CN 220316787U
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- CN
- China
- Prior art keywords
- connecting part
- roller
- film
- mounting
- mounting frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000006835 compression Effects 0.000 claims abstract description 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000004804 winding Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 230000008859 change Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Abstract
The utility model discloses a film rewinder, comprising: the mounting bracket is located the inside one end rotation of mounting bracket and installs an unreel the roller, and the other end rotates and installs a wind-up roll, is provided with a guide roll in unreeling roller, wind-up roll's top respectively, and the both ends of this guide roll all rotate with the mounting bracket through a pivot and be connected, and the cover is equipped with a mounting panel on the outer wall of pivot, and is located and is provided with a compression roller between two mounting panels of same one end, and the mounting panel includes: the first connecting part is connected with the support shaft, the second connecting part is connected with the compression roller, an included angle is formed between the first connecting part and the second connecting part, and a driving mechanism for driving the first connecting part to rotate around the support shaft is arranged on the inner wall of the mounting frame. The film rewinding machine can continuously press the film in the unreeling and reeling processes, so that the condition of loosening the film is avoided, and the reeling effect of the film is improved.
Description
Technical Field
The utility model relates to the technical field of film processing, in particular to a film rewinding machine.
Background
The rewinding machine is generally used for rewinding and slitting mica tapes, paper and films, plays a role in cutting wide coiled materials into two parts, plays an important role in slitting the wide coiled materials and further cutting the coiled materials again, and is special equipment for paper, mica tapes and films.
Through retrieving, chinese patent publication No. CN206720423U discloses a silence film rewinding machine, including the frame and locate rewinding unit in the frame, be equipped with silencing device and rotatable blowing cylinder in the frame: the silencer comprises a first bracket and a second bracket which are oppositely arranged, wherein the first bracket and the second bracket are connected through a first compression roller, a second compression roller and a third compression roller which are arranged in parallel, and the third compression roller can do linear reciprocating motion along the radial direction of the third compression roller and can be simultaneously tangent to or temporarily separated from the first compression roller and the second compression roller; at least one of the first compression roller, the second compression roller and the third compression roller can be tangentially attached to the discharging device; the rewinding device comprises a winding reel and is used for winding coiled materials which are spread by the material spreading device.
When carrying out the rolling film, in order to guarantee the finished product quality, generally make it keep invariable after adjusting the tension of film, but because the film layer presss from both sides certain air, under the invariable circumstances of tension, current film rewinding machine is inconvenient to compress tightly the film on the winding drum steadily, is inconvenient to play the state of compressing tightly all the time to the film at the in-process of rolling, leads to the film after the rolling to take place lax easily, and the rolling effect is relatively poor.
Disclosure of Invention
The utility model aims to provide a film rewinding machine which can continuously press a film in the unreeling and reeling processes, so that the condition of film loosening is avoided, and the reeling effect of the film is improved.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a film rewinder, comprising: the device comprises a mounting frame, wherein one end of the mounting frame is rotatably provided with an unreeling roller, the other end of the mounting frame is rotatably provided with a winding roller, a guide roller is respectively arranged above the unreeling roller and the winding roller, two ends of the guide roller are rotatably connected with the mounting frame through a support shaft, the outer wall of the support shaft is sleeved with a mounting plate, and a compression roller is arranged between the two mounting plates at the same end;
the mounting plate includes: the first connecting part is connected with the support shaft, the second connecting part is connected with the compression roller, an included angle is formed between the first connecting part and the second connecting part, and a driving mechanism for driving the first connecting part to rotate around the support shaft is arranged on the inner wall of the mounting frame.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the driving mechanism is a cylinder, and an output shaft of the cylinder is connected with the first connecting portion.
2. In the above scheme, actuating mechanism includes installation piece, telescopic link and spring be provided with on the inner wall of mounting bracket the installation piece, and this installation piece passes through the telescopic link is connected with first connecting portion, is located between installation piece and the first connecting portion and overlap on the outer wall of telescopic link and be equipped with the spring.
3. In the above scheme, when the telescopic rod is in an extension state, the spring is in a compression state.
4. In the scheme, the included angle is 90-170 degrees.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the film rewinding machine is characterized in that a guide roller is arranged above an unreeling roller and a winding roller respectively, a mounting plate is sleeved on the outer wall of a supporting shaft, a pressing roller is arranged between two mounting plates at the same end, the supporting shaft is connected with a first connecting part, the pressing roller is connected with a second connecting part, an included angle is formed between the first connecting part and the second connecting part, a driving mechanism for driving the first connecting part to rotate around the supporting shaft is arranged on the inner wall of the mounting frame, the first connecting part of the mounting plate moves around a shaft through the driving mechanism, and the pressing roller on the second connecting part can continuously press films on the unreeling roller and the winding roller, so that the condition that the films are loose in the unreeling and winding processes is avoided, and the winding effect of the films is improved.
Drawings
FIG. 1 is a schematic structural view of a film rewinder of the present utility model;
FIG. 2 is a schematic cross-sectional view of a first embodiment of the present utility model;
fig. 3 is a schematic cross-sectional structure of a second embodiment of the present utility model.
In the above figures: 1. a mounting frame; 2. a reel is unreeled; 3. a winding shaft; 401. a mounting plate; 402. a guide roller; 403. a press roller; 404. a cylinder; 5. a telescopic rod; 6. a spring; 7. a support shaft; 8. a first connection portion; 9. a second connecting portion; 10. and (5) installing a block.
Detailed Description
The present patent will be further understood by the specific examples given below, which are not intended to be limiting.
Example 1: a film rewinder, comprising: the device comprises a mounting frame 1, wherein one end of the mounting frame 1 is rotatably provided with an unreeling roller 2, the other end of the mounting frame 1 is rotatably provided with a reeling roller 3, a guide roller 402 is respectively arranged above the unreeling roller 2 and the reeling roller 3, two ends of the guide roller 402 are rotatably connected with the mounting frame 1 through a support shaft 7, the outer wall of the support shaft 7 is sleeved with a mounting plate 401, and a compression roller 403 is arranged between the two mounting plates 401 at the same end;
the mounting plate 401 includes: a first connecting part 8 connected with the support shaft 7 and a second connecting part 9 connected with the press roller 403, wherein an included angle is formed between the first connecting part 8 and the second connecting part 9, and a driving mechanism for driving the first connecting part 8 to rotate around the support shaft 7 is arranged on the inner wall of the mounting frame 1;
the film roll is placed on the unreeling shaft, the film is pulled to bypass the two guide rollers and then is attached to the reeling shaft, then an external motor is started to drive the reeling shaft to rotate, in the rewinding process, the diameters of the unreeling shaft and the reeling shaft change, two air cylinders can correspondingly change, the output end of each air cylinder stretches out and draws back, the mounting plate can be driven to rotate on the mounting frame, and then the two compression rollers can respectively continuously contact with the surfaces of the unreeling shaft and the reeling shaft, so that the situation that the rolled film is loose is avoided.
The driving mechanism is a cylinder 404, and an output shaft of the cylinder 404 is connected to the first connection portion 8.
When the telescopic rod 5 is in an extended state, the spring 6 is in a compressed state.
The included angle is 100 degrees.
Example 2: a film rewinder, comprising: the device comprises a mounting frame 1, wherein one end of the mounting frame 1 is rotatably provided with an unreeling roller 2, the other end of the mounting frame 1 is rotatably provided with a reeling roller 3, a guide roller 402 is respectively arranged above the unreeling roller 2 and the reeling roller 3, two ends of the guide roller 402 are rotatably connected with the mounting frame 1 through a support shaft 7, the outer wall of the support shaft 7 is sleeved with a mounting plate 401, and a compression roller 403 is arranged between the two mounting plates 401 at the same end;
the mounting plate 401 includes: a first connecting part 8 connected with the support shaft 7 and a second connecting part 9 connected with the press roller 403, wherein an included angle is formed between the first connecting part 8 and the second connecting part 9, and a driving mechanism for driving the first connecting part 8 to rotate around the support shaft 7 is arranged on the inner wall of the mounting frame 1;
the first connecting portion of the mounting plate moves around the shaft through the driving mechanism, and the compression roller on the second connecting portion can continuously press the film on the unreeling roller and the reeling roller, so that the condition that the film is loose in the unreeling and reeling processes is avoided, and the reeling effect of the film is improved.
The driving mechanism comprises a mounting block 10, a telescopic rod 5 and a spring 6, wherein the mounting block 10 is arranged on the inner wall of the mounting frame 1, the mounting block 10 is connected with the first connecting part 8 through the telescopic rod 5, and the spring 6 is sleeved on the outer wall of the telescopic rod 5 and positioned between the mounting block 10 and the first connecting part 8;
in the rewinding process, along with the diameter change of the unwinding shaft and the winding shaft, the two telescopic rods can correspondingly change, and the telescopic rods drive the mounting plate to rotate on the mounting frame through the thrust generated by the springs, so that the two compression rollers can respectively and continuously contact with the surfaces of the unwinding shaft and the winding shaft, and the phenomenon that the wound film is loose is avoided.
When the telescopic rod 5 is in an extended state, the spring 6 is in a compressed state.
The included angle is 160 degrees.
The working principle is as follows:
when the film winding device is used, firstly, a film roll is placed on a unwinding shaft, the film is pulled to bypass two guide rollers and then is attached to a winding shaft, then an external motor is started to drive the winding shaft to rotate, in the rewinding process, two cylinders correspondingly change along with the diameter change of the unwinding shaft and the winding shaft, and the output end of each cylinder stretches and contracts to drive a mounting plate to rotate on a mounting frame, so that two compression rollers can be respectively and continuously contacted with the surfaces of the unwinding shaft and the winding shaft, and the situation that the wound film is loose is avoided;
in the rewinding process, along with the diameter change of the unwinding shaft and the winding shaft, the two telescopic rods can be correspondingly changed, the mounting plate is driven to rotate on the mounting frame by the thrust generated by spring reset of the telescopic rods, and then the two compression rollers can be respectively and continuously contacted with the surfaces of the unwinding shaft and the winding shaft, so that the loose condition of the wound film is avoided.
When the film rewinding machine is adopted, the first connecting part of the mounting plate moves around the shaft through the driving mechanism, so that the pressing roller on the second connecting part can continuously press the film on the unreeling roller and the winding roller, the film loosening condition in the unreeling and winding processes is avoided, and the winding effect of the film is improved.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (5)
1. A film rewinder, comprising: the novel winding machine comprises a mounting frame (1), wherein one end inside the mounting frame (1) is rotatably provided with an unreeling roller (2), and the other end is rotatably provided with a winding roller (3), and is characterized in that: a guide roller (402) is arranged above the unreeling roller (2) and the reeling roller (3) respectively, two ends of the guide roller (402) are rotationally connected with the mounting frame (1) through a support shaft (7), a mounting plate (401) is sleeved on the outer wall of the support shaft (7), and a press roller (403) is arranged between the two mounting plates (401) positioned at the same end;
the mounting plate (401) comprises: the device comprises a first connecting part (8) connected with a support shaft (7) and a second connecting part (9) connected with a press roller (403), wherein an included angle is formed between the first connecting part (8) and the second connecting part (9), and a driving mechanism used for driving the first connecting part (8) to rotate around the support shaft (7) is arranged on the inner wall of the mounting frame (1).
2. The film rewinder of claim 1, wherein: the driving mechanism is a cylinder (404), and an output shaft of the cylinder (404) is connected with the first connecting part (8).
3. The film rewinder of claim 1, wherein: the driving mechanism comprises a mounting block (10), a telescopic rod (5) and a spring (6), wherein the mounting block (10) is arranged on the inner wall of the mounting frame (1), the mounting block (10) is connected with the first connecting portion (8) through the telescopic rod (5), and the spring (6) is sleeved on the outer wall of the telescopic rod (5) and located between the mounting block (10) and the first connecting portion (8).
4. A film rewinder as claimed in claim 3, wherein: when the telescopic rod (5) is in an extension state, the spring (6) is in a compression state.
5. The film rewinder of claim 1, wherein: the included angle is 90-170 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955108.7U CN220316787U (en) | 2023-07-25 | 2023-07-25 | Film rewinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955108.7U CN220316787U (en) | 2023-07-25 | 2023-07-25 | Film rewinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220316787U true CN220316787U (en) | 2024-01-09 |
Family
ID=89420409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321955108.7U Active CN220316787U (en) | 2023-07-25 | 2023-07-25 | Film rewinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220316787U (en) |
-
2023
- 2023-07-25 CN CN202321955108.7U patent/CN220316787U/en active Active
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