CN204150754U - For the automatic change of lap cutter arm of improved type that bidirectional stretching polypropylene film is produced - Google Patents
For the automatic change of lap cutter arm of improved type that bidirectional stretching polypropylene film is produced Download PDFInfo
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- CN204150754U CN204150754U CN201420537865.7U CN201420537865U CN204150754U CN 204150754 U CN204150754 U CN 204150754U CN 201420537865 U CN201420537865 U CN 201420537865U CN 204150754 U CN204150754 U CN 204150754U
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- arm body
- cutting
- motor
- polypropylene film
- lap
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Abstract
The utility model relates to a kind of automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film, structure comprises cutting arm body, cutting arm body is arranged at without directly over film steel core and parent roll, cutting arm body is connected with pressure roller near parent roll one end, cutting arm body is being provided with cutting knife without the position between film steel core and parent roll, near being provided with without film steel core one end the drive screw moved up and down for controlling cutting arm body on cutting arm body, drive screw is connected with the first motor for controlling drive screw running state; Cutting knife is connected with the second motor for controlling cutting knife movement; The power supply of promising first motor and the second feeding electric motors is set between the first motor and the second motor.The utility model realizes the precise cutting of bidirectional stretching polypropylene film and efficient change of lap cuts film, desalinates the various factor affecting change of lap success ratio, makes cutting-off process during change of lap more stable, improves the success ratio that change of lap cuts film, makes production more smooth and easy.
Description
Technical field
The utility model relates to polypropylene film preparing technical field, particularly a kind of automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film.
Background technology
Biaxial tension polyethylene film (English abbreviation polypropylene film) is a kind of very important flexible packing material; Because it is colourless, tasteless, nontoxic, and there is good pulling strengrth, strength under shock, obdurability and the good transparency, be widely used in the fields such as food, pressing, lightization, tobacco, decoration.The flat embrane method production process of polypropylene film is: first macromolecule polypropylene melt is made sheet material or thick film by long and narrow extrusion die, then in special stretcher, at certain temperature and setting speed, simultaneously or substep stretch in vertical both direction, through suitable cooling or heat treatment or be specially processed into film.
In film production, current used equipment is all automatic assembly line, and whole production process is continuous print.Online cut-out is needed to change winding steel core after the film take-up of output reaches certain diameter.Cut off process in, due to the slight change of cutting knife sharpness, knife-edge positions, cutting knife moving track, or tension force, pressure accidental fluctuation, all can cause and cut unsuccessfully.Cause film not to be cut off, or film is pullled to and is not wound up on steel core, produces a large amount of off-grades or causes manufacturing line to interrupt, causing cataphoretic failure.
Summary of the invention
The purpose of this utility model is, for in existing bidirectional stretching polypropylene film production process, when polypropylene film change of lap cuts off, online disengagement success ratio is low, easily occur that film is not cut off, or film is pullled to and is not wound up on steel core, produce a large amount of off-grades or cause manufacturing line to interrupt, then the technical matters of cataphoretic failure is caused, a kind of automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film is provided, improve online disengagement success ratio during polypropylene film change of lap, ensure continuous seepage, reduce the generation rate of off-grade, reduce productive costs.
The utility model is achieved through the following technical solutions:
A kind of automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film, it is characterized in that, structure comprises cutting arm body (1), described cutting arm body (1) is arranged at without directly over film steel core (7) and parent roll (8), cutting arm body (1) is upper is connected with pressure roller (2) near parent roll (8) one end, cutting arm body (1) is positioned at and without the position between film steel core (7) and parent roll (8), cutting knife (3) is installed, cutting arm body (1) is upper near film steel core (7) one end is provided with the drive screw (4) moved up and down for controlling cutting arm body (1), drive screw (4) is connected with the first motor (41) for controlling drive screw (4) running state, described cutting knife (3) is connected with the second motor (31) for controlling cutting knife (3) movement, the power supply (5) that promising first motor (41) and the second motor (31) are powered is set between the first motor (41) and the second motor (31).
Further, described cutting arm body (1) is upper is provided with for controlling pressure roller (2) running state cylinder (6) near parent roll (8) one end.
Further, described pressure roller (2) is set to multiple.
Further, described pressure roller (2) is provided with 2.
Further, described cutting knife (3) can in the upper movement done along being parallel to polypropylene film (9) Width of cutting arm body (1).
Further, described second motor (31) is high-frequency electric machines.
The utility model provides a kind of automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film, and compared with prior art, beneficial effect is:
1, the utility model relate to for bidirectional stretching polypropylene film produce the automatic change of lap cutter arm of improved type, pressure roller (2) is connected with in upper close parent roll (8) one end of cutting arm body (1), when film take-up reach to need after certain diameter online cut off change winding steel core time, press fixing by pressure roller (2) to polypropylene film (9) two ends being close to parent roll surface, this kind of project organization, avoid the tension force of polypropylene film to be cut (9) and the generation of pressure great fluctuation process, improve change of lap and cut the success ratio of film.
2, the automatic change of lap cutter arm of improved type for bidirectional stretching polypropylene film production that the utility model relates to drives drive screw (4) to realize moving up and down of cutting arm body (1) by the first motor (41), control pressure roller (2) polypropylene film (9) to parent roll surface by cylinder (6) to compress, cutting knife (3) fly-cutting is controlled by the second motor (31), this kind of project organization, can realize automatic change of lap cutter arm and the accurate control of cutting membrane component, the precise cutting and the efficient change of lap that realize bidirectional stretching polypropylene film cut film, desalinate the various factor affecting change of lap success ratio, make cutting-off process during change of lap more stable, improve the success ratio that change of lap cuts film, make production more smooth and easy.
3, the utility model is high-frequency electric machines for controlling second motor (31) of cutting knife (3) movement, what utilize this kind of high-frequency electric machines to make cutting knife (3) realization to polypropylene film to be cut is fast instantaneous, shorten the cycle that whole change of lap cuts film, be conducive to continuous seepage.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automatic change of lap cutter arm of improved type that the utility model is produced for bidirectional stretching polypropylene film.
Detailed description of the invention
Accompanying drawings 1 pair of the utility model is described further.
The utility model relates to a kind of automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film, it is characterized in that, structure comprises cutting arm body (1), described cutting arm body (1) is arranged at without directly over film steel core (7) and parent roll (8), cutting arm body (1) is upper is connected with pressure roller (2) near parent roll (8) one end, cutting arm body (1) is positioned at and without the position between film steel core (7) and parent roll (8), cutting knife (3) is installed, cutting arm body (1) is upper near film steel core (7) one end is provided with the drive screw (4) moved up and down for controlling cutting arm body (1), drive screw (4) is connected with the first motor (41) for controlling drive screw (4) running state, described cutting knife (3) is connected with the second motor (31) for controlling cutting knife (3) movement, the power supply (5) that promising first motor (41) and the second motor (31) are powered is set between the first motor (41) and the second motor (31).
Preferably, as improvement, described cutting arm body (1) is upper to be provided with for controlling pressure roller (2) running state cylinder (6) near parent roll (8) one end.
Preferably, as improvement, described pressure roller (2) is set to multiple.
Preferably, as improvement, described pressure roller (2) is provided with 2.
Preferably, as improvement, described cutting knife (3) can in the upper movement done along being parallel to polypropylene film (9) Width of cutting arm body (1).
Preferably, as improvement, described second motor (31) is high-frequency electric machines.
Compared with prior art, the automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film that the utility model relates to, pressure roller (2) is connected with in upper close parent roll (8) one end of cutting arm body (1), when film take-up reach to need after certain diameter online cut off change winding steel core time, press fixing by pressure roller (2) to polypropylene film (9) two ends being close to parent roll surface, this kind of project organization, avoid the tension force of polypropylene film to be cut (9) and the generation of pressure great fluctuation process, improve change of lap and cut the success ratio of film.
The automatic change of lap cutter arm of improved type for bidirectional stretching polypropylene film production that the utility model relates to drives drive screw (4) to realize moving up and down of cutting arm body (1) by the first motor (41), control pressure roller (2) polypropylene film (9) to parent roll surface by cylinder (6) to compress, cutting knife (3) fly-cutting is controlled by the second motor (31), this kind of project organization, can realize automatic change of lap cutter arm and the accurate control of cutting membrane component, the precise cutting and the efficient change of lap that realize bidirectional stretching polypropylene film cut film, desalinate the various factor affecting change of lap success ratio, make cutting-off process during change of lap more stable, improve the success ratio that change of lap cuts film, make production more smooth and easy.
The utility model is high-frequency electric machines for controlling second motor (31) of cutting knife (3) movement, what utilize this kind of high-frequency electric machines to make cutting knife (3) realization to polypropylene film to be cut is fast instantaneous, shorten the cycle that whole change of lap cuts film, be conducive to continuous seepage.
The utility model in use, cutting arm body (1) is arranged at without directly over film steel core (7) and parent roll (8), under normal circumstances, cutting arm body (1) and maintain certain distance without between film steel core (7) and parent roll (8), when needing online cut-out to change winding without film steel core (7) after the film take-up on parent roll (8) reaches certain diameter, drive screw (4) is driven to realize moving down of cutting arm body (1) by the first motor (41), cylinder (6) controls pressure roller (2) polypropylene film (9) to parent roll surface and compresses, now, parent roll is fixed at polypropylene film (9) two ends by pressure roller (2) on the surface, cutting knife (3) contacts with polypropylene film (9), cutting knife (3) quick travel is controlled by the second motor (31), realize the instantaneous cutting to polypropylene film (9), cut after film completes, under the effect of electrostatic, polypropylene film (9) the port automatic winding be close to without film steel core (7) side is gone up until rolling reaches designated diameter to without film steel core (7), polypropylene film (9) port being close to parent roll (8) side is attached on parent roll (8) under the booster action of pressure roller (2), completes rolling.
After rolling operation completes, first motor (41) drive drive screw (4) realize cutting arm body (1) on move, make cutting arm body (1) and keep original distance without between film steel core (7) and parent roll (8), cylinder (6) controls pressure roller (2) moves, now, cutting knife (3) and pressure roller (2) all reset, do not contact with polypropylene film (9), then the parent roll that polypropylene film winds is taken off, the position moving to original parent roll (8) without film steel core (7) of winder operation will be started, replace with new for film steel core in the position without film steel core (7).
As described above, can apply the utility model.
The above; be only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (6)
1. the automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film, it is characterized in that, structure comprises cutting arm body (1), described cutting arm body (1) is arranged at without directly over film steel core (7) and parent roll (8), cutting arm body (1) is upper is connected with pressure roller (2) near parent roll (8) one end, cutting arm body (1) is positioned at and without the position between film steel core (7) and parent roll (8), cutting knife (3) is installed, cutting arm body (1) is upper near film steel core (7) one end is provided with the drive screw (4) moved up and down for controlling cutting arm body (1), drive screw (4) is connected with the first motor (41) for controlling drive screw (4) running state, described cutting knife (3) is connected with the second motor (31) for controlling cutting knife (3) movement, the power supply (5) that promising first motor (41) and the second motor (31) are powered is set between the first motor (41) and the second motor (31).
2. the automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film according to claim 1, it is characterized in that, described cutting arm body (1) is upper to be provided with for controlling pressure roller (2) running state cylinder (6) near parent roll (8) one end.
3. the automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film according to claim 1, it is characterized in that, described pressure roller (2) is set to multiple.
4. the automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film according to claim 1, it is characterized in that, described pressure roller (2) is provided with 2.
5. the automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film according to claim 1, is characterized in that, described cutting knife (3) can in the upper movement done along being parallel to polypropylene film (9) Width of cutting arm body (1).
6. the automatic change of lap cutter arm of improved type of producing for bidirectional stretching polypropylene film according to claim 1, it is characterized in that, described second motor (31) is high-frequency electric machines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537865.7U CN204150754U (en) | 2014-09-19 | 2014-09-19 | For the automatic change of lap cutter arm of improved type that bidirectional stretching polypropylene film is produced |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420537865.7U CN204150754U (en) | 2014-09-19 | 2014-09-19 | For the automatic change of lap cutter arm of improved type that bidirectional stretching polypropylene film is produced |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204150754U true CN204150754U (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420537865.7U Expired - Fee Related CN204150754U (en) | 2014-09-19 | 2014-09-19 | For the automatic change of lap cutter arm of improved type that bidirectional stretching polypropylene film is produced |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204150754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116853867A (en) * | 2023-09-04 | 2023-10-10 | 江苏百顺胶粘带有限公司 | Adhesive tape winding device and winding method thereof |
-
2014
- 2014-09-19 CN CN201420537865.7U patent/CN204150754U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116853867A (en) * | 2023-09-04 | 2023-10-10 | 江苏百顺胶粘带有限公司 | Adhesive tape winding device and winding method thereof |
| CN116853867B (en) * | 2023-09-04 | 2023-11-28 | 江苏百顺胶粘带有限公司 | Adhesive tape winding device and winding method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20200919 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |