CN203317739U - Novel synchronous bidirectional drawing machine for thin film - Google Patents
Novel synchronous bidirectional drawing machine for thin film Download PDFInfo
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- CN203317739U CN203317739U CN201320271902XU CN201320271902U CN203317739U CN 203317739 U CN203317739 U CN 203317739U CN 201320271902X U CN201320271902X U CN 201320271902XU CN 201320271902 U CN201320271902 U CN 201320271902U CN 203317739 U CN203317739 U CN 203317739U
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- pulley
- thin film
- interior
- film
- circumferential wall
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Abstract
The utility model discloses a novel synchronous bidirectional drawing machine for a thin film. The drawing machine comprises a frame, wherein a plurality of guide rollers which carry the thin film to slide, two rotary wheels and a driving mechanism which drives the two rotary wheels to rotate are installed on the frame at intervals, wherein the two rotary wheels are respectively distributed on both sides of the thin film sliding direction, an inner pulley and an outer pulley are respectively connected to both sides of each rotary wheel, a plurality of rigid chains are hinged to the circumferential wall of each rotary wheel through hinges at intervals, a plurality of sliding clamps are arranged on the circumferential wall of each inner pulley, a plurality of sliding slip rings are arranged on the circumferential wall of each outer pulley, one end of each rigid chain is hinged with the slip ring of the outer pulley adjacent to the rigid chain through a hinge, and the other end of each rigid chain is hinged with the clamp on the inner pulley adjacent to the rigid chain through a hinge. When the thin film slides through the circumferential walls of the two inner pulleys, the clamps on the two inner pulleys clamp the thin film contacted with the clamps. When the thin film is about to leave the circumferential walls of the two inner pulleys, the clamps on the two inner pulleys loosen the thin film contacted with the clamps.
Description
Technical field
The utility model relates to a kind of film stretching former, specifically, relates to a kind of stretching stable, and the stretching angle is adjustable, and novel thin film synchronous bidirectional stretching-machine easy to adjust.
Background technology
Biaxially oriented film is a kind of Premium Features film of many uses, with high content of technology, can be widely used in the key areas such as packing, battery diaphragm, has huge market development potentiality.The preparation method of biaxially oriented film mainly contains two kinds: one-step method and two-step method.The two-step method biaxial tension is to carry out cross directional stretch (expanding) on the basis to the film longitudinal stretching, realizes the biaxial tension effect of film.Film longitudinal stretching equipment Development is comparatively ripe, but the research of cross directional stretch equipment is ripe not enough with application, and equipment volume is huge, complex structure, expensive, has hindered the development of bidirectional thin.
Utility model patent (application number: 201120415245.2) disclose a kind of Bidirectional drawing machine for polymide films, the lateral separation of its rotating speed by the board-like sprocket wheel of metering needle and double chain wheel realizes the vertical and cross directional stretch to Kapton, although this mechanism is simple in structure, but be difficult to realize that serialization high-speed production, particularly cross directional stretch are very unstable.
The utility model content
For above deficiency, the utility model provides a kind of stretching stable, the stretching angle is adjustable, and novel thin film synchronous bidirectional stretching-machine easy to adjust, it comprises frame, on described frame, interval is equipped with the deflector roll that several support films slide, two gyroscope wheels also are installed on described frame and drive respectively two driving mechanisms that turn round the crop rotation gyrations, two gyroscope wheels are distributed in the both sides of film line of travel, the both sides of each gyroscope wheel are connected with respectively interior pulley and outer pulley, on the circumferential wall of each described gyroscope wheel, interval is hinged with several rigid chains by hinge, on the circumferential wall of each described interior pulley, be provided with several can be along the fixture of its circumferential wall surface sliding, on the circumferential wall of each described outer pulley, be provided with several can be along the slip ring of its circumferential wall surface sliding, slip ring on the outer pulley that one end of each described rigid chain is adjacent by hinge links, fixture on the interior pulley that the described rigid chain other end is adjacent by hinge links, when the film both sides slide past the circumferential wall of two interior pulleys, fixture on two interior pulleys clamps the film be in contact with it, when the film both sides are about to leave the circumferential wall of two interior pulleys, the fixture on two interior pulleys unclamps the film be in contact with it.
Form angle between the line of travel of each described interior pulley and film.
Two interior pulleys are symmetric the both sides at the film line of travel.
Form angle between the interior pulley of same gyroscope wheel both sides and outer pulley.
Interior pulley and the outer pulley of same gyroscope wheel both sides are symmetric with respect to this gyroscope wheel.
The middle position of each described rigid chain is hinged on the circumferential wall of corresponding gyroscope wheel by hinge.
The mid point of two rigid chains that are connected with two adjacent fixtures on same interior pulley intersects, and two rigid chains also schedule the circumferential wall of gyroscope wheel by same hinges fixing.
Described frame also is provided with the heater that the film to stretch section is incubated.
Described frame is separately installed with Mobile base corresponding to the position of each described gyroscope wheel, and two gyroscope wheels are arranged on corresponding Mobile base by bearing respectively, and the angle formed between each gyroscope wheel and film line of travel is adjustable by Mobile base.
Interior pulley and the outer pulley of same gyroscope wheel both sides are arranged on gyroscope wheel by connecting rod respectively, the angle formed between each described interior pulley and gyroscope wheel is adjustable by connecting rod, and the angle formed between each described outer pulley and gyroscope wheel is adjustable by connecting rod.
Operation principle of the present utility model:
Cross directional stretch: the film after preheating enters interior pulley film feed points place by the guide effect of deflector roll, the fixture of (position that film starts to contact with the circumferential wall of interior pulley) interior pulley becomes clamped condition by releasing orientation rapidly in this position, under the driving of gyroscope wheel and rigid chain, film is stressed to be carried to the right, owing to there being angle (, between the line of travel of pulley and film, forming angle) between two interior pulleys, interior pulley is along with the rotation of gyroscope wheel, distance between fixture on two interior pulley circumferential wall enlarges gradually, can realize the cross directional stretch of film, cross directional stretch is than realizing by the angle of regulating between two interior pulleys, angle is larger, cross directional stretch is wider.
Longitudinal stretching: the film of heating is due to the clamping of fixture, under the induced effect of gyroscope wheel and rigid chain, move right, owing between interior pulley and outer pulley, having angle, rotation along with gyroscope wheel, distance between interior pulley and outer pulley diminishes gradually (from film by clamp, starting to break away from fixture to film finishes), and the length of rigid chain is constant, its mid point is positioned on gyroscope wheel all the time, constantly slide in the two ends of rigid chain on the circumferential wall of interior pulley (slip by fixture realizes) and outer pulley (slip by slip ring realizes), cause the distance between adjacent two fixtures of same interior pulley to increase, realize the longitudinal stretching of film, longitudinal stretching is realized than the angle by between pulley in regulating and outer pulley.
The beneficial effects of the utility model: of the present utility model two interior pulleys are symmetric the both sides at the film line of travel, cooperation by the fixture on two interior pulley circumferential wall realizes the cross directional stretch to film, and cross directional stretch is than realizing by the angle of regulating between two interior pulleys, in addition, interior pulley of the present utility model and outer pulley are symmetric with respect to gyroscope wheel, form angle between interior pulley and outer pulley, from film, start to be broken away from this process of fixture to film by clamp, distance between interior pulley and outer pulley tails off gradually, and the length of rigid chain is constant, its mid point is positioned on gyroscope wheel all the time, constantly slide in the two ends of rigid chain on the circumferential wall of interior pulley and outer pulley, cause the distance between adjacent two fixtures of same interior pulley to increase, thereby realize the longitudinal stretching of film, and longitudinal stretching is realized than the angle by between pulley in regulating and outer pulley, also have, the utility model compact conformation, simple, easy to adjust quick to draw ratio in length and breadth, stable and reliable operation, the while can greatly reduce the manufacturing cost of equipment.
The accompanying drawing explanation
The structural representation that Fig. 1 is novel thin film synchronous bidirectional stretching-machine of the present utility model.
The scheme of installation that Fig. 2 is heater of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further elaborated, wherein, direction of the present utility model be take Fig. 1 as standard.
As shown in Figure 1, novel thin film synchronous bidirectional stretching-machine of the present utility model comprises frame 8, several deflector roll 2, two gyroscope wheels 31, two driving mechanisms 4, two interior pulleys 32, two outer pulleys 33, several rigid chain 51, two groups of fixtures 52, two groups of slip rings 53, several connecting rod 55, two Mobile bases 7 and heaters 6, all deflector rolls 2 are rotatably installed in frame 8 by bearing, be height, interval between deflector roll 2, be arranged in parallel, film 1 slides to the right by deflector roll 2 support levels under the effect of external force.Two gyroscope wheels 31 are arranged on respectively on two Mobile bases 7 by bearing, and two Mobile bases 7 are arranged on the correspondence position of frame 8, and two gyroscope wheels 31 are distributed in the both sides of film line of travel.In every group, pulley 32 and outer pulley 33 are connected to respectively the both sides of gyroscope wheel 31 by connecting rod 55, interior pulley 32 is positioned at the inboard of gyroscope wheel 31, outer pulley 33 is positioned at the outside of gyroscope wheel 31, two interior pulleys 32 are symmetric the both sides at the film line of travel, and form the angle (line of travel of interior pulley 32 circle sides, place and film in each between the line of travel of pulley 32 and film, the following indication angle of this paper all refers to Yu Yuan side, round side, the angle perhaps formed between round side and straight line), form angle between two interior pulleys 32, in every group, pulley 32 is symmetric with respect to corresponding gyroscope wheel 31 with outer pulley 33, and form angle between the interior pulley 32 of same gyroscope wheel 31 both sides and outer pulley 33, place, the axle center straight line of two gyroscope wheels 31 and film slide plane (horizontal plane) and are parallel to each other, therefore, two gyroscope wheels 31 also are symmetric the both sides at the film line of travel, the side of two gyroscope wheels 31 (the round side of gyroscope wheel) forms angle with the film line of travel respectively, this angle is greater than zero degree, and be less than or equal to 90 degree.Driving mechanism 4 adopts motors to realize, two motors are separately fixed at the correspondence position of frame 8, and under the driving of two motors, pulley 32 and outer pulley 33 are along with gyroscope wheel 31 is done synchronous turning anticlockwise motion in two groups.Being hinged on the circumferential wall of gyroscope wheel 31 by hinge respectively of all rigid chains 51, generally, hinged by the middle position of rigid chain 51, and all pin joints equidistantly are distributed on the circumferential wall of gyroscope wheel 31.Two groups of fixtures 52 are separately positioned on the circumferential wall of two interior pulleys 32, and every group of fixture 52 can be along the circumferential wall surface sliding of corresponding interior pulley 32, the general sucker that adopts of fixture 52 is realized, absorption clamping films by sucker, two groups of slip rings 53 are separately positioned on the circumferential wall of two outer pulleys 33, and every group of slip ring 53 can be outside correspondence the circumferential wall surface sliding of pulley 33.Slip ring 53 on the outer pulley 33 that one end of every rigid chain 51 is adjacent by hinge links, fixture 52 on the interior pulley 32 that rigid chain 51 other ends are adjacent by hinge links, and the mid point of two rigid chains 51 that are connected with two adjacent fixtures 52 on same interior pulley 32 intersects, two rigid chains 51 also schedule the circumferential wall of gyroscope wheel 31 by same hinges fixing.Heater 6 is arranged on the correspondence position of frame 8, utilize the film of 6 pairs of stretch sections of heater (two gyroscope wheel between a section) to be incubated, so that the ductility of film is better, drawing effect is better, further, in order to reach better heating effect, as shown in Figure 2, the one side towards film of heater 6 is formed with the deep-slotted chip breaker 61 similar to the shape of gyroscope wheel 31 circumferential wall, be that film heats in one section annular region of heater 6 and gyroscope wheel 31 formation, and the width of this annular region can be regulated according to actual needs, heat more even.In the process that film 1 slides to the right, when film 1 both sides during through the circumferential wall of two interior pulleys 32, the fixture 52 on two interior pulleys 32 clamps the film be in contact with it; When the film both sides are about to leave the circumferential wall of two interior pulleys 32, the fixture 52 on two interior pulleys 32 unclamps the film be in contact with it.
Like this, when the film 1 after preheating slides to the right under the effect of external force, guide effect by deflector roll 2 enters in the fixture 52 at film feed points place (dual-side of film 1 starts to contact the circumferential wall of two interior pulleys 32) of two interior pulleys 32, fixture 52 becomes clamped condition by releasing orientation rapidly in this position, under the driving of gyroscope wheel 31 and rigid chain 51, film 1 is carried by stressed the continuation to the right, owing between two interior pulleys 32, having angle, interior pulley 32 is along with the rotation of gyroscope wheel 31, distance between fixture 52 on two interior pulley 32 circumferential wall enlarges gradually, can realize the cross directional stretch of film, owing between interior pulley 32 and outer pulley 33, having angle, rotation along with gyroscope wheel 31, distance between interior pulley 32 and outer pulley 33 diminishes gradually (from film by clamp, starting to break away from fixture to film finishes), and the length of rigid chain 51 is constant, its mid point is positioned on gyroscope wheel 31 all the time, constantly slide in the two ends of rigid chain 51 on the circumferential wall of interior pulley 32 and outer pulley 33, cause the distance between adjacent two fixtures 52 of same interior pulley 32 to increase, realize the longitudinal stretching of film, form the film 11 after the stretching in figure.
Further, for the cross directional stretch ratio of realizing film can be regulated, Mobile base 7 of the present utility model is arranged on frame 8 by existing micro-adjusting mechanism, it is adjustable to be that the angle that forms between pulley 32 (gyroscope wheel 31) and film line of travel in each passes through Mobile base 7, so just can realize by regulating two angles between interior pulley 32 adjusting of cross directional stretch ratio.
Further, for the longitudinal stretching ratio of realizing film can be regulated, connecting rod 55 of the present utility model is arranged on the both sides of gyroscope wheel 31 by existing micro-adjusting mechanism, the angle that is formation between each interior pulley 32 and gyroscope wheel 31 is adjustable by connecting rod 55, the angle formed between each outer pulley 33 and gyroscope wheel 31 is adjustable by connecting rod 55, thereby by the interior pulley 32 of regulating gyroscope wheel 31 both sides and the adjusting that the angle between outer pulley 33 is realized the longitudinal stretching ratio.
The foregoing is only better embodiment of the present utility model, the utility model is not limited to above-mentioned embodiment, may there is local small structural modification in implementation process, if various changes of the present utility model or modification are not broken away to spirit and scope of the present utility model, and, within belonging to claim of the present utility model and equivalent technologies scope, the utility model also is intended to comprise these changes and modification.
Claims (10)
1. a novel thin film synchronous bidirectional stretching-machine, it comprises frame (8), the upper interval of described frame (8) is equipped with the deflector roll (2) that several support films (1) slide, it is characterized in that, two gyroscope wheels (31) also are installed on described frame and drive respectively two gyroscope wheels (31) to make the driving mechanism (4) of gyration, two gyroscope wheels (31) are distributed in the both sides of film line of travel, the both sides of each gyroscope wheel (31) are connected with respectively interior pulley (32) and outer pulley (33), on the circumferential wall of each described gyroscope wheel (31), interval is hinged with several rigid chains (51) by hinge, on the circumferential wall of each described interior pulley (32), be provided with several can be along the fixture (52) of its circumferential wall surface sliding, on the circumferential wall of each described outer pulley (33), be provided with several can be along the slip ring (53) of its circumferential wall surface sliding, slip ring (53) on the outer pulley (33) that one end of each described rigid chain (51) is adjacent by hinge links, fixture (52) on the interior pulley (32) that described rigid chain (51) other end is adjacent by hinge links, when film (1) both sides slide past the circumferential wall of two interior pulleys (32), fixture (52) on two interior pulleys (32) clamps the film be in contact with it, when the film both sides are about to leave the circumferential wall of two interior pulleys (32), the fixture (52) on two interior pulleys (32) unclamps the film be in contact with it.
2. novel thin film synchronous bidirectional stretching-machine according to claim 1, is characterized in that, between the line of travel of each described interior pulley (32) and film, forms angle.
3. novel thin film synchronous bidirectional stretching-machine according to claim 1, is characterized in that, two interior pulleys (32) are symmetric the both sides at the film line of travel.
4. novel thin film synchronous bidirectional stretching-machine according to claim 1, is characterized in that, between the interior pulley (32) of same gyroscope wheel (31) both sides and outer pulley (33), forms angle.
5. novel thin film synchronous bidirectional stretching-machine according to claim 1, is characterized in that, the interior pulley (32) of same gyroscope wheel (31) both sides is symmetric with respect to this gyroscope wheel (31) with outer pulley (33).
6. novel thin film synchronous bidirectional stretching-machine according to claim 1, is characterized in that, the middle position of each described rigid chain (51) is hinged on the circumferential wall of corresponding gyroscope wheel (31) by hinge.
7. novel thin film synchronous bidirectional stretching-machine according to claim 1, it is characterized in that, the mid point of two rigid chains (51) that are connected with two adjacent fixtures (52) on same interior pulley (32) intersects, and two rigid chains (51) also schedule the circumferential wall of gyroscope wheel (31) by same hinges fixing.
8. novel thin film synchronous bidirectional stretching-machine according to claim 1, is characterized in that, described frame (8) also is provided with the heater (6) that the film to stretch section is incubated.
9. novel thin film synchronous bidirectional stretching-machine according to claim 1, it is characterized in that, described frame (8) is separately installed with Mobile base (7) corresponding to the position of each described gyroscope wheel (31), it is upper that two gyroscope wheels (31) are arranged on corresponding Mobile base (7) by bearing respectively, and the angle formed between each gyroscope wheel (31) and film line of travel is adjustable by Mobile base (7).
10. novel thin film synchronous bidirectional stretching-machine according to claim 1, it is characterized in that, the interior pulley (32) of same gyroscope wheel (31) both sides is arranged on gyroscope wheel (31) by connecting rod (55) respectively with outer pulley (33), the angle formed between each described interior pulley (32) and gyroscope wheel (31) is adjustable by connecting rod (55), and the angle formed between each described outer pulley (33) and gyroscope wheel (31) is adjustable by connecting rod (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320271902XU CN203317739U (en) | 2013-05-17 | 2013-05-17 | Novel synchronous bidirectional drawing machine for thin film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320271902XU CN203317739U (en) | 2013-05-17 | 2013-05-17 | Novel synchronous bidirectional drawing machine for thin film |
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| Publication Number | Publication Date |
|---|---|
| CN203317739U true CN203317739U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320271902XU Expired - Lifetime CN203317739U (en) | 2013-05-17 | 2013-05-17 | Novel synchronous bidirectional drawing machine for thin film |
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| Country | Link |
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| CN (1) | CN203317739U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103240870A (en) * | 2013-05-17 | 2013-08-14 | 广州市普同实验分析仪器有限公司 | Synchronous bidirectional drawing machine for film |
| CN108568961A (en) * | 2017-03-10 | 2018-09-25 | 卡罗来纳·马尔尚特 | The stretching device of the film made of synthetic material is at least stretched in a lateral direction |
-
2013
- 2013-05-17 CN CN201320271902XU patent/CN203317739U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103240870A (en) * | 2013-05-17 | 2013-08-14 | 广州市普同实验分析仪器有限公司 | Synchronous bidirectional drawing machine for film |
| CN108568961A (en) * | 2017-03-10 | 2018-09-25 | 卡罗来纳·马尔尚特 | The stretching device of the film made of synthetic material is at least stretched in a lateral direction |
| CN108568961B (en) * | 2017-03-10 | 2021-09-17 | 卡罗来纳·马尔尚特 | Stretching device for stretching a film made of synthetic material at least in the transverse direction |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |
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| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: GUANGZHOU POTOP EXPERIMENTAL ANALYSIS INSTRUMENT Co.,Ltd. Person in charge of patentsThe principal of patent Document name: Notice of Termination of Patent Rights |