CN210418589U - V-method modeling film drawing device - Google Patents
V-method modeling film drawing device Download PDFInfo
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- CN210418589U CN210418589U CN201921428438.4U CN201921428438U CN210418589U CN 210418589 U CN210418589 U CN 210418589U CN 201921428438 U CN201921428438 U CN 201921428438U CN 210418589 U CN210418589 U CN 210418589U
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Abstract
The utility model discloses a V method molding draws membrane device, put the membrane reel, draw membrane module and trade membrane module including at least two. When the film is coated, the free end of the film wound by any film releasing reel is butted with a film pulling assembly, the film pulling assembly drives the film to slide relative to the film releasing reel, and the film releasing reel releases the film, so that the film is laid; when one of the film releasing reels releases all the films, the film replacing assembly is started, the film replacing assembly moves to the film releasing reel wound with the films, the free end of the film wound by the film releasing reel is alternatively pulled to the film pulling assembly, and the film pulling assembly continues to drive the films to slide in a reciprocating manner, so that the automatic replacement of the film releasing reel is smoothly realized, the manual participation degree is reduced, the time for taking and placing the film releasing reel is saved, and the time for replacing the film releasing reel is saved; in addition, at least two film reels of putting can make two at least stations realize putting the membrane in succession in turn, and invalid operating time shortens, and it is higher to put the membrane efficiency.
Description
Technical Field
The utility model relates to a casting process technical field, in particular to V method molding draws membrane device.
Background
The existing V-method molding process generally comprises the steps of pressing plate negative pressure film coating, spraying, mold assembling, sand filling of a sand box, turning and mold stripping, mold assembling and pouring, stopping air exhaust and the like. In order to realize mass production, a film is usually laid by a film drawing device during negative-pressure film covering, so that the optimization of the structure of the film drawing device is particularly necessary.
The existing film drawing devices generally comprise a film unwinding reel and a film unwinding support, the film unwinding reel being rotatable with respect to the film unwinding support in order to unwind the wound film. In view of the fact that the length of the film stored in the film releasing reel is limited, after the single film releasing reel releases the complete film, the film releasing reel needs to be replaced, so that the film releasing process is discontinuous, and the film covering efficiency is affected.
Therefore, how to optimize the existing membrane releasing device to improve the membrane releasing efficiency is a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a V method molding draws membrane device can realize connecting and put the membrane, has saved the time of changing and has put the membrane reel, and it is higher to put membrane efficiency.
The specific scheme is as follows:
the utility model provides a V method molding draws membrane device, include:
at least two film unwinding reels for unwinding the film;
the film pulling assembly is used for butting with the free end of the film and driving the film to slide relative to the film releasing winding drum so as to lay the film;
and the film changing assembly is used for alternatively pulling the free end of the film wound by the film releasing reel to the film pulling assembly.
Preferably, the membrane exchange assembly comprises:
replacing the membrane bracket;
the film changing pull rod is provided with a film changing adsorption part, is lifted relative to the film changing bracket and is used for enabling the film changing adsorption part to drive the adsorbed free end of the film to be close to the film pulling assembly;
and the film changing driving part is used for driving the film changing pull rod to lift.
Preferably, the film replacing assembly further comprises a film releasing bracket for supporting all the film releasing rolls so as to enable all the film releasing rolls to be longitudinally distributed in a staggered manner; the film placing support is provided with a limiting groove for placing the film placing winding drum.
Preferably, still include the tectorial membrane frame for fixed film, draw membrane subassembly includes:
the film pulling frame is provided with a film pulling adsorption part for adsorbing the free end of the film provided by the film replacing assembly;
the guide sliding rail is matched with the film drawing frame and used for guiding the film drawing frame to slide relative to the film coating frame;
and the film drawing driving piece is used for driving the film drawing frame to slide.
Preferably, the film changing suction part and the film pulling suction part have the same structure, and both comprise:
an adsorption chamber;
a vent hole communicated with the adsorption chamber for introducing negative pressure gas;
a plurality of adsorption holes communicated with the adsorption chamber for adsorbing the film.
Preferably, the film winding device further comprises at least two groups of tensioning assemblies which are arranged between the film releasing reel and the film pulling assembly and used for adjusting the tensioning degree of the wound film, and each group of tensioning assemblies corresponds to each film releasing reel one by one.
Preferably, the tensioning assembly comprises:
a fixed roller for abutting against a first side of the film;
a conditioning roller for abutting against the second side of the film;
and the tensioning driving part is connected with the adjusting roller and is used for driving the adjusting roller to act relative to the fixed roller so as to adjust the tensioning degree of the film wound between the adjusting roller and the fixed roller.
Preferably, the method further comprises the following steps:
a tension detecting member for detecting a current tension of the film;
and the controller is used for controlling the tensioning driving part according to a signal sent by the tension detecting part when the current tensioning force is inconsistent with the preset tensioning force so as to adjust the position of the roller until the current tensioning force is consistent with the preset tensioning force.
Preferably, the method further comprises the following steps:
the thickness detection piece is connected with the controller and is used for detecting the thickness of the film releasing winding drum;
the controller is used for starting the film changing driving piece according to the signal sent by the thickness detection piece when the thickness of the film releasing winding drum is reduced to the preset thickness so that the film changing pull rod can lift along the preset height until the film changing pull rod is butted with the free end of the film.
Preferably, the method further comprises the following steps:
a film drawing detection part connected with the controller and used for detecting whether the film drawing adsorption part adsorbs the film;
the controller is used for starting the film-pulling driving piece to drive the film-pulling frame to pull the film to a preset position when the film-pulling adsorption part adsorbs the film according to a signal sent by the film-pulling detection piece;
the position detection piece is connected with the controller and is used for detecting whether the film drawing frame moves to a preset position or not;
and the controller is used for starting the membrane shearing component to shear the membrane when the membrane drawing frame moves to a preset position according to a signal sent by the position detection component.
Compared with the prior art, the utility model provides a V method molding draws membrane device, including putting the membrane reel, drawing the membrane module and trade the membrane module. When the film is coated, the free end of the film wound by any film releasing reel is butted with a film pulling assembly, the film pulling assembly drives the film to slide relative to the film releasing reel, and the film releasing reel releases the film, so that the film is laid; when one of the film releasing reels releases all the films, the film replacing assembly is started, the film replacing assembly moves to the film releasing reel wound with the films, the free end of the film wound by the film releasing reel is alternatively pulled to the film pulling assembly, and the film pulling assembly continues to drive the films to slide in a reciprocating manner, so that the automatic replacement of the film releasing reel is smoothly realized, the manual participation degree is reduced, the time for taking and placing the film releasing reel is saved, and the time for replacing the film releasing reel is saved; in addition, at least two film reels of putting can make two at least stations realize putting the membrane in succession in turn, and invalid operating time shortens, puts the membrane efficiency and promotes thereupon to some extent. Therefore, the utility model provides a V method molding draws membrane device puts membrane efficiency higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a structural diagram of a V-process modeling film drawing device according to an embodiment of the present invention;
fig. 2 is a sectional view of the membrane replacement module of fig. 1.
The reference numbers are as follows:
a film 01;
the film-releasing device comprises a film-releasing reel 1, a film-pulling assembly 2, a film-changing assembly 3, a film-covering frame 4, a film-releasing bracket 5 and a tensioning assembly 6;
a film drawing frame 21 and a guide slide rail 22;
a film changing bracket 31, a film changing adsorption part 32, a film changing pull rod 33 and a film changing driving part 34;
an adsorption chamber 321, a vent hole 322, and an adsorption hole 323;
a fixed roller 61 and an adjusting roller 62.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and fig. 2, fig. 1 is a structural diagram of a V-process modeling film drawing device according to an embodiment of the present invention; fig. 2 is a sectional view of the membrane replacement module of fig. 1.
The embodiment of the utility model discloses V method molding draws membrane device, put membrane reel 1, draw membrane module 2 and trade membrane module 3 including at least two.
Wherein, put 1 periphery winding multilayer film 01 of membrane reel, and put the center of membrane reel 1 and be equipped with and put the membrane pivot to it supports to put 1 rotation of membrane reel to make to put the membrane pivot. In this embodiment, the film supply roll 1 has a cylindrical shape.
Correspondingly, the utility model discloses still including being used for supporting whole membrane reel 1 put membrane support 5, whole membrane reel 1 of putting is along vertically staggeredly distributing, and the vertical direction that indicates perpendicular to ground here makes whole membrane reel 1 of putting place in proper order, is convenient for make the structure compacter.
The key is that, put membrane support 5 and be equipped with the spacing groove that is used for placing and puts membrane reel 1, put the membrane pivot and be located the spacing inslot, prevent to put membrane reel 1 and rotate the in-process and fall, the security is higher. In this specific embodiment, the preferred V type spacing groove of spacing groove to the membrane pivot of putting of adaptation different journals, thereby the adaptation puts membrane reel 1 of different specifications, and the commonality is better.
In this embodiment, the present invention specifically includes two film-releasing rolls 1. Put membrane support 5 including relative left side board and the right side board that sets up to and locate the backup pad between left side board and the right side board perpendicularly. Of course, the structure of the stent 5 is not limited thereto.
It should be noted here that the supporting plate is preferably in a V shape, and the V-shaped supporting plate can not only prevent the film releasing roll 1 from falling, but also adapt to the film releasing rolls 1 with different outer diameters, so that the safety and the adaptability are further improved. Further, every backup pad is equipped with two at least V type grooves to the membrane reel 1 is put in storage a certain amount, avoids frequently transporting and puts membrane reel 1, is favorable to promoting to put membrane efficiency.
In the specific embodiment, the bottom of the left side plate and the bottom of the right side plate are both provided with fixing plates, and the fixing plates are fixed on the ground through connecting bolts. Two layers of supporting plates are arranged between the left side plate and the right side plate, and the number of layers of the supporting plates can be adjusted according to actual working conditions.
The film pulling assembly 2 can be in butt joint with the free end of a film 01 wound on any film releasing reel 1, the film pulling assembly 2 drives the film 01 to slide relative to the film releasing reel 1, the film releasing reel 1 rotates relative to the film releasing support 5, the film releasing reel 1 releases the film 01, and conditions are provided for laying the film 01.
When one of the film releasing reels 1 releases all the films 01, the film changing assembly 3 is started, the film changing assembly 3 moves to the film releasing reel 1 wound with the films 01, the free end of the film 01 wound by the film releasing reel 1 is alternatively pulled to the film pulling assembly 2, and the film pulling assembly 2 continues to drive the films 01 to slide in a reciprocating manner, so that the automatic replacement of the film releasing reel 1 is smoothly realized, the degree of manual participation is reduced, the time for taking and placing the film releasing reel 1 is saved, and the time for replacing the film releasing reel 1 is saved; in addition, at least two film releasing reels 1 can enable at least two stations to realize continuous and alternate film 01 release, the invalid working time is shortened, and the film releasing efficiency is improved accordingly.
To sum up, the utility model provides a V method molding draws membrane device puts membrane efficiency higher.
In this particular embodiment, the film changing assembly 3 optionally includes a film changing bracket 31, a film changing pull rod 33, and a film changing driving member 34. The film changing bracket 31 is preferably a door-shaped frame, is vertical to the ground and is used for supporting the film changing pull rod 33 to ascend and descend.
The film changing pull rod 33 has a film changing suction portion 32, and the film changing suction portion 32 can suck the free end of the film 01 by negative pressure, so that the free end of the film 01 can be fixed to the film changing suction portion 32. The film changing pull rod 33 can lift relative to the film changing support 31, so that the film changing pull rod 33 drives the free end of the adsorbed film 01 to move through the film changing adsorption part 32 until the free end of the film 01 is close to the film drawing assembly 2, and film changing is achieved.
The film changing driving part 34 is fixedly arranged on the film changing bracket 31 and used for driving the film changing pull rod 33 to ascend and descend. In this embodiment, the film-changing driving member 34 is preferably a hydraulic cylinder, but may be a pneumatic cylinder, or other driving member, and is not limited thereto.
In this embodiment, the film-changing pull rod 33 is an inverted T-shaped one, and includes a vertical lift rod and a horizontal lift rod, and the vertical lift rod and the horizontal lift rod are fixedly connected into a whole by welding. The vertical lifting rod penetrates through the door-shaped film replacing support 31, one end of the vertical lifting rod is connected with the film replacing driving piece 34, and correspondingly, a guide hole for guiding the vertical lifting rod to lift is formed in the film replacing support 31. Lubricating grease with a certain volume can be added between the vertical lifting rod and the guide hole, so that rigid friction between the vertical lifting rod and the film changing is prevented, and the service lives of the vertical lifting rod and the film changing are prolonged. Specifically, the film replacement suction portion 32 is provided on the horizontal lifting bar. Of course, the structure of the film replacing assembly 3 is not limited thereto.
The utility model discloses still including the tectorial membrane frame 4 that is used for fixed film 01, in this embodiment, tectorial membrane frame 4 is rectangular frame, and tectorial membrane frame 4 utilizes the fixed film 01 of negative pressure.
In this particular embodiment, the film drawing assembly 2 optionally comprises a film drawing frame 21, a guide rail and a film drawing drive. The film pulling frame 21 has a film pulling adsorption part, and the film pulling adsorption part also adsorbs the free end of the film 01 provided by the film changing assembly 3 by using negative pressure. The film drawing frame 21 is preferably a door-shaped frame arranged on one side of the film coating frame 4, and the width of the film drawing frame 21 is the same as that of the film coating frame 4, so that the film coating frame 4 can sufficiently adsorb the film 01, and the film 01 can be prevented from being wrinkled.
The guide slide rail 22 is matched with the film drawing frame 21, specifically, the guide slide rail 22 is fixed on the film covering frame 4, and a guide slide groove matched with the guide slide rail 22 is arranged on one side of the film drawing frame 21 close to the film covering frame 4, so as to guide the film drawing frame 21 to move relative to the film covering frame 4. The cross sections of the guide sliding grooves and the guide sliding rails 22 are T-shaped, so that the film drawing frame 21 is prevented from being separated from the film covering frame 4 in the sliding process, and the safety is good.
The film drawing driving piece is used for driving the film drawing frame 21 to slide along the guide slide rail 22, and provides power for laying the film 01. The film drawing driving member may be a hydraulic cylinder or an air cylinder, and of course, the film drawing driving member may also be a servo motor equipped with a screw nut pair, wherein the screw nut is connected with the film drawing frame 21. Of course, the type of the film drawing driving member is not limited thereto.
It should be noted that the film changing adsorption part 32 and the film drawing adsorption part have the same structure and the same working principle, and both of them include an adsorption chamber 321, a vent 322 and a plurality of adsorption holes 323, wherein the adsorption chamber 321 is a closed cavity disposed in the film changing pull rod 33 or the film drawing frame 21 and is used for storing negative pressure gas. Both ends of the vent hole 322 are respectively connected with the adsorption chamber 321 and the vacuum pump to convey negative pressure gas to the adsorption chamber 321, and the vent hole 322 can be arranged on the side surface of the membrane changing pull rod 33 or the membrane pulling frame 21. Correspondingly, the film replacing adsorption part 32 and the film pulling adsorption part can use one vacuum pump, which is beneficial to reducing the production and manufacturing cost. Adsorption holes 323 are arranged on one side of the adsorption chamber 321, and all the adsorption holes 323 are communicated with the adsorption chamber 321, so that the film 01 can be uniformly adsorbed, wrinkles of the film 01 can be prevented, and the film coating quality can be effectively ensured. Of course, the film replacement suction portion 32 and the film pull suction portion are not limited to this configuration.
For preventing to put membrane reel 1 and draw membrane 01 between the membrane module 2 loose or tension excessively, the utility model discloses still include at least two sets of tensioning assembly 6, every group tensioning assembly 6 and every are put membrane reel 1 one-to-one, and every tensioning assembly 6 is located puts membrane reel 1 and draws between the membrane module 2, and walks around membrane 01 to adjust the tensioning degree of winding membrane 01, avoid membrane 01 to be broken because of tension is too big, or avoid membrane 01 tension undersize and influence the tectorial membrane quality, be favorable to promoting the operational reliability.
In this particular embodiment, the tensioning assembly 6 optionally comprises a fixed roller 61, an adjustment roller 62 and a tensioning drive. Wherein the fixed roller 61 abuts against the first side of the film 01, and the position of the fixed roller 61 is fixed relative to the ground, but the fixed roller 61 can rotate around a fixed rotating shaft passing through the center thereof.
The adjusting roller 62 abuts against the second side of the film 01, and when the adjusting roller 62 approaches the fixed roller 61, the tension of the film 01 is increased; when the adjusting roller 62 is distant from the fixed roller 61, the tension of the film 01 becomes small, thereby achieving the adjustment of the tension state of the film 01. Correspondingly, the tensioning assembly 6 further comprises an adjusting bracket which can rotate relative to the fixed roller 61, and the adjusting roller 62 is rotatably mounted on the adjusting bracket, so that the adjusting bracket drives the adjusting roller 62 to approach or depart from the fixed roller 61.
In this embodiment, the adjusting bracket optionally includes a door-shaped adjusting frame and an adjusting base, the adjusting base is fixed relative to the ground, the adjusting roller 62 is mounted on the door-shaped adjusting frame, and both free ends of the door-shaped adjusting frame are detachably fixed to the adjusting base by adjusting fasteners, and the adjusting fasteners are screwed when the door-shaped adjusting frame is rotated to a proper angle relative to the adjusting base. Wherein the adjustment fastener may be a connecting bolt. Of course, the structure of the adjusting bracket is not limited thereto.
The tensioning driving component is connected with the adjusting roller 62 and is used for driving the adjusting roller 62 to move relative to the fixed roller 61, so that the position of the adjusting roller 62 is adjusted, and the tensioning degree of the film 01 wound between the adjusting roller 62 and the fixed roller 61 is adjusted. The tensioning drive may be a hydraulic or pneumatic cylinder. The adjusting fastener is unscrewed, the tensioning driving piece is started, and the tensioning driving piece drives the door-shaped adjusting frame to rotate relative to the adjusting base, so that the adjusting roller 62 is close to or far away from the fixed roller 61. Of course, the structure of the tension assembly 6 is not limited thereto.
For realizing the tensioning degree of automatically regulated film 01, the utility model discloses still include tension detection spare and controller, wherein, tension detection spare is used for detecting the current tensile force of film 01, and tension detection spare can be common tension detector, and its theory of operation specifically refers to prior art. The controller is respectively connected with the tension detection piece and the tension driving piece.
When the tension detecting part detects that the current tension of the film 01 is inconsistent with the preset tension, the tension detecting part sends a signal to the controller, and the controller controls the tension driving part to act, so that the position of the adjusting roller 62 is adjusted by the tension driving part, the distance between the adjusting roller 62 and the fixed roller 61 is optimal, the current tension of the film 01 is consistent with the preset tension, the tension of the film 01 is automatically adjusted as required, the film 01 is prevented from being too tight or too loose in the laying process, and the working reliability is improved. However, if the current tension of the film 01 is identical to the preset tension, the controller controls the tension driving unit not to be operated.
The utility model discloses still include the thickness detection piece that links to each other with the controller to utilize thickness detection piece to detect the thickness of putting membrane reel 1. The thickness detecting member may be a thickness detecting sensor, but is not limited thereto.
When the thickness that the film reel 1 was put to thickness detection spare detects reduces to predetermineeing thickness, means should put film reel 1 and has released whole film 01, thickness detection spare send signal to controller, and the controller starts trades membrane driving piece 34, trades membrane driving piece 34 and drives trades membrane pull rod 33 and goes up and down to predetermineeing the height, until trading membrane adsorption portion 32 and film 01's free end butt joint to realize automatic membrane change, be favorable to further promoting and trade membrane efficiency.
Wherein, the preset thickness can be the radius size of the film releasing reel 1 after releasing all the film 01. The preset height refers to a height difference between two adjacent film unwinding reels 1, and in view of the fixed positions of the two adjacent film unwinding reels 1, the preset height is a fixed value and can be input into the controller in advance, and of course, the preset height can also be obtained by a distance sensor or other detection members, which is not specifically limited herein.
The utility model discloses still including drawing membrane detection piece, position detection piece and the shear membrane subassembly that links to each other with the controller respectively. The film-pulling detector is used to detect whether the film 01 is adsorbed on the film-pulling adsorbing portion, and the film-pulling detector may be an obstacle detection sensor, but is not limited thereto.
When drawing the membrane and detecting that draw the membrane adsorption part to adsorb and have film 01, draw the membrane to detect and send signal to the controller, the controller starts and draws the membrane driving piece, draws the membrane driving piece drive to draw membrane frame 21 and draws film 01 to slide along direction slide rail 22, until removing to predetermineeing the position to realize laying film 01 automatically, degree of automation is higher. The preset position is the position where the film frame 21 is pulled when the film 01 is fully spread on the film covering frame 4.
Further, the position detecting member is used for detecting whether the film drawing frame 21 moves to the preset position, and accordingly, the position detecting member may be an obstacle sensor or a travel switch, and the like, which is not particularly limited herein. The shearing membrane component comprises a shearing cutter and a shearing hydraulic cylinder, and the stretching direction of the shearing hydraulic cylinder is consistent with the width direction of the thin film 01, so that the shearing hydraulic cylinder drives the shearing cutter to be close to and far away from the thin film 01, and the thin film 01 is sheared. The controller may be particularly connected to the shear press bar.
When the position detection part detects that the film drawing frame 21 moves to the preset position, the film 01 is full of the film covering frame 4, the position detection part sends a signal to the controller, and the controller starts the film shearing component, so that the film 01 is automatically sheared. Combine to draw the membrane to detect the piece, the utility model discloses can realize laying film 01, automatically cropped film 01 automatically, artifical participation is few, and degree of automation is high, and intensity of labour ground puts membrane efficiency and further promotes to some extent.
It should be noted that the membrane shearing assembly is arranged between the membrane pulling assembly 2 and the membrane covering frame 4 to ensure that the membrane pulling adsorption part always adsorbs the free end of the thin membrane 01, which is beneficial to improving the working reliability.
The V-process modeling film drawing device provided by the present invention is described in detail above, and the principle and the implementation of the present invention are explained by applying specific examples herein, and the description of the above examples is only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. A V-process modeling film drawing device is characterized by comprising:
at least two film unwinding reels (1) for unwinding a film (01);
the film pulling assembly (2) is used for butting with the free end of the film (01) and driving the film (01) to slide relative to the film releasing winding drum (1) so as to lay the film (01);
a film changing assembly (3) for alternatively pulling the free end of the film (01) wound by the film releasing reel (1) to the film pulling assembly (2).
2. The V-process film drawing apparatus according to claim 1, wherein the film changing assembly (3) comprises:
a film changing bracket (31);
the film changing pull rod (33) is provided with a film changing adsorption part (32), is lifted relative to the film changing bracket (31), and is used for enabling the film changing adsorption part (32) to drive the free end of the adsorbed film (01) to be close to the film pulling assembly (2);
and the film changing driving piece (34) is used for driving the film changing pull rod (33) to ascend and descend.
3. The V-process modeling film drawing device according to claim 2, wherein the film changing assembly (3) further comprises a film releasing bracket (5) for supporting all the film releasing rolls (1) so as to make all the film releasing rolls (1) longitudinally distributed in a staggered manner; the film releasing support (5) is provided with a limiting groove for placing the film releasing winding drum (1).
4. The V-process modeling drawing device according to claim 2, further comprising a film covering frame (4) for fixing the film (01), wherein the drawing assembly (2) comprises:
a film pulling frame (21), wherein the film pulling frame (21) is provided with a film pulling adsorption part for adsorbing the free end of the film (01) provided by the film changing assembly (3);
a guide slide rail (22) which is matched with the film drawing frame (21) and is used for guiding the film drawing frame (21) to slide relative to the film coating frame (4);
and the film drawing driving piece is used for driving the film drawing frame (21) to slide.
5. The V-process modeling drawing device according to claim 4, characterized in that the film changing adsorption part (32) and the drawing adsorption part are identical in structure, and both comprise:
an adsorption chamber (321);
a vent hole (322) communicated with the adsorption chamber (321) for introducing negative pressure gas;
a plurality of adsorption holes (323) communicated with the adsorption chamber (321) for adsorbing the thin film (01).
6. The V-process modeling drawing device according to claim 4 or 5, characterized by further comprising at least two sets of tensioning assemblies (6) arranged between the film releasing reel (1) and the film drawing assembly (2) and used for adjusting the tensioning degree of the wound film (01), wherein each set of tensioning assemblies (6) corresponds to each film releasing reel (1) in a one-to-one mode.
7. The V-draw film forming apparatus according to claim 6, wherein the tension assembly (6) comprises:
a fixed roller (61) for abutting against a first side of the film (01);
a conditioning roller (62) for abutting against the second side of the film (01);
and a tensioning driving component which is connected with the adjusting roller (62) and is used for driving the adjusting roller (62) to act relative to the fixed roller (61) so as to adjust the tensioning degree of the thin film (01) wound between the adjusting roller (62) and the fixed roller (61).
8. The V-process film drawing apparatus according to claim 7, further comprising:
a tension detecting member for detecting a current tension of the film (01);
the controller is respectively connected with the tension detection piece and the tensioning driving piece, and the controller is used for controlling the tensioning driving piece according to a signal sent by the tension detection piece when the current tensioning force is inconsistent with a preset tensioning force so as to adjust the position of the adjusting roller (62) until the current tensioning force is consistent with the preset tensioning force.
9. The V-process film drawing apparatus according to claim 8, further comprising:
the thickness detection piece is connected with the controller and is used for detecting the thickness of the film releasing winding drum (1);
the controller is used for starting the film changing driving piece (34) according to the signal sent by the thickness detection piece when the thickness of the film releasing winding drum (1) is reduced to the preset thickness so as to enable the film changing pull rod (33) to ascend and descend along the preset height until the film changing pull rod is butted with the free end of the film (01).
10. The V-process film drawing apparatus according to claim 9, further comprising:
the film pulling detection piece is connected with the controller and is used for detecting whether the film pulling adsorption part adsorbs a film (01);
the controller is used for starting the film pulling driving piece to drive the film pulling frame (21) to pull the film (01) to a preset position when the film pulling adsorption part adsorbs the film (01) according to the signal sent by the film pulling detection piece;
the position detection piece is connected with the controller and is used for detecting whether the film drawing frame (21) moves to the preset position or not;
the controller is used for starting the membrane shearing component to shear the membrane (01) when the membrane drawing frame (21) moves to a preset position according to the signal sent by the position detection component.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921428438.4U CN210418589U (en) | 2019-08-29 | 2019-08-29 | V-method modeling film drawing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921428438.4U CN210418589U (en) | 2019-08-29 | 2019-08-29 | V-method modeling film drawing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407007A (en) * | 2019-08-29 | 2019-11-05 | 郑州为新科技有限公司 | A kind of V method moulding film drawing device |
| CN111619862A (en) * | 2020-06-10 | 2020-09-04 | 顺德职业技术学院 | Automatic pad pasting device of furniture board |
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2019
- 2019-08-29 CN CN201921428438.4U patent/CN210418589U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407007A (en) * | 2019-08-29 | 2019-11-05 | 郑州为新科技有限公司 | A kind of V method moulding film drawing device |
| CN111619862A (en) * | 2020-06-10 | 2020-09-04 | 顺德职业技术学院 | Automatic pad pasting device of furniture board |
| CN111619862B (en) * | 2020-06-10 | 2021-10-01 | 顺德职业技术学院 | Automatic pad pasting device of furniture board |
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