阅读说明：本技术 一种薄膜生产方法 (Film production method ) 是由 唐杰 阎勇 于 2020-07-15 设计创作，主要内容包括：本发明涉及薄膜生产领域,具体的说是一种薄膜生产方法,包括固定板、支撑机构、压缩机构、定位机构、定位座、切割槽、定位槽、压合机构、压板、切割机构、把手、滑柱、滑槽、刀片、限位块、弹簧及滑块。本发明的有益效果是：不切割薄膜时压缩机构张开,实现了压合机构被张开,压板与固定板之间存在间隙,可以让薄膜行走,需要切割薄膜时,按压压板实现薄膜被压板及固定板定位,被定位后按压把手实现了把手在滑柱的内部滑动,进一步的限位块将刀片侧壁的弹簧挤压,那么刀片滑动到切割槽的内部,保持把手处于收缩状态继续沿着滑槽方向移动把手实现了刀片将切割槽处的薄膜进行切割,可对薄膜快速定位裁剪、增加薄膜裁剪时的整齐度。(The invention relates to the field of film production, in particular to a film production method which comprises a fixing plate, a supporting mechanism, a compressing mechanism, a positioning seat, a cutting groove, a positioning groove, a pressing mechanism, a pressing plate, a cutting mechanism, a handle, a sliding column, a sliding groove, a blade, a limiting block, a spring and a sliding block. The invention has the beneficial effects that: compressing mechanism opens when not cutting the film, realized that pressing mechanism is opened, there is the clearance between clamp plate and the fixed plate, can let the film walk, when needing to cut the film, press down the clamp plate and realize that the film is fixed a position by clamp plate and fixed plate, press down the handle after being fixed a position and realized that the handle slides in the inside of traveller, further stopper extrudees the spring of blade lateral wall, so the blade slides to the inside of cutting the cut groove, it continues to remove the handle along the spout direction to keep the handle in the shrink state and has realized that the blade will cut the film of cut groove department and cut, can fix a position the film fast and tailor, increase the regularity when the film is tailor.)

1. A method of producing a film, comprising: the film production method comprises the following steps:

s1: introducing the film raw material into a reaction kettle for heating and melting, further uniformly mixing all components in the film raw material, introducing the uniformly mixed film molten raw material into a double-screw extruder, and performing melt blending extrusion granulation to prepare plastic master batches;

s2: introducing the plastic master batch into an extruder, heating, melting and extruding to obtain a thick sheet, and sequentially stretching the thick sheet by a certain multiple in the longitudinal direction and the transverse direction through a longitudinal drawing machine and a transverse drawing machine in a proper temperature range above the glass transition temperature and below the melting point under the action of external force;

S3: the film prepared after the stretching is finished is introduced into a film correction machine, the film correction machine is controlled to cut the film, and the film is rolled on a winding drum after correction so as to complete the production process of the film;

the film correcting machine comprises a fixing plate (1), a supporting mechanism (2) is welded at the bottom of the fixing plate (1), compression mechanisms (3) are installed on two sides of the fixing plate (1), pressing mechanisms (5) are fixedly connected to the tops of the two compression mechanisms (3), each pressing mechanism (5) comprises a pressing plate (51), the pressing plates (51) are fixedly connected to the tops of the two pressing mechanisms (5), a positioning mechanism (4) is installed at the center of the surface of the fixing plate (1), each positioning mechanism (4) comprises a positioning seat (41), a cutting groove (42) and a positioning groove (44), the positioning seat (41) is welded on the surface of the fixing plate (1), the cutting groove (42) is formed in the center of the surface of the positioning seat (41), the positioning groove (44) connected with the positioning seat (41) in a clamping mode is formed in the bottom of the pressing plate (51), the height of the positioning seat (41) is equal to the depth of the positioning groove (44), the surface center of the pressing plate (51) is connected with a cutting mechanism (6) in a sliding mode, the cutting mechanism (6) comprises a handle (61), a sliding column (62), a sliding groove (63), a blade (64), a limiting block (65), a spring (66) and a sliding block (67), the sliding groove (63) corresponding to the cutting groove (42) is formed in the surface of the pressing plate (51), the sliding block (67) is connected to the inside of the sliding groove (63) in a sliding mode, the sliding column (62) is welded to the top of the sliding block (67), the handle (61) is connected to the inside of the sliding column (62) in a sliding mode, the limiting block (65) is welded to the bottom of the limiting block (65), and the blade (64) penetrating through the bottom of the pressing plate (51) is welded to the bottom of the limiting block, the spring (66) is wound on the side wall of the blade (64) between the limiting block (65) and the pressing plate (51).

2. A film production method according to claim 1, characterized in that: the supporting mechanism (2) comprises a supporting plate (21) and a base (22), the supporting plate (21) and the base (22) are welded at the edge of the bottom of the fixing plate (1) relatively, and the base (22) is welded at the bottom of the supporting plate (21).

3. A film production method according to claim 1, characterized in that: compressing mechanism (3) include first fixed plate (31), pressure spring (32), second fixed plate (33) and guide post (34), two equal relative welds of lateral wall of fixed plate (1) have first fixed plate (31), two lateral walls of clamp plate (51) about first fixed plate (31) correspond the welding and have second fixed plate (33), four the bottom welding of second fixed plate (33) has guide post (34), the one end of guide post (34) with sliding connection between first fixed plate (31) is located first fixed plate (31) with between second fixed plate (33) the lateral wall winding of guide post (34) has pressure spring (32).

4. A film production method according to claim 1, characterized in that: the pressing mechanism (5) further comprises a handle groove (52), and the handle groove (52) is formed in the surface of the pressing plate (51) in an opposite mode.

5. A film production method according to claim 1, characterized in that: the pressing mechanism (5) further comprises second rubber pads (53), and two groups of second rubber pads (53) are oppositely bonded to the bottom of the pressing plate (51) and the surface of the fixing plate (1).

6. A film production method according to claim 1, characterized in that: the positioning mechanism (4) further comprises a first rubber pad (43), the first rubber pad (43) is correspondingly bonded on the surface of the positioning seat (41) relative to the cutting groove (42), and the first rubber pad (43) is relatively bonded on the bottom of the pressing plate (51); the cross sections of the sliding block (67) and the sliding column (62) are in a convex structure, and the side wall of the handle (61) at the top of the sliding column (62) is in an arc structure.

Technical Field

The invention relates to the field of film production, in particular to a film production method.

Background

The film is a thin, soft, transparent sheet. Made of plastic, adhesive, rubber or other materials. The scientific interpretation of the film is as follows: a 2-dimensional material formed by atomic, molecular or ionic deposition on a substrate surface. Example (c): optical films, composite films, superconducting films, polyester films, nylon films, plastic films, and the like. The film is widely used in the industries of electronic and electric appliances, machinery, printing and the like.

In the process of producing and cutting the plastic film with wider width, the film is cut by scissors or blades, and the film is soft, so that the scissors and the blades are easy to deviate when the film is cut by the scissors or the blades, the film cutting is irregular, the attractiveness of the film is influenced, the end part of the wound and processed film needs to be cut again, and the processing speed is influenced.

Disclosure of Invention

The invention provides a film production method aiming at the problems in the prior art.

The technical scheme adopted by the invention for solving the technical problems is as follows: a film production method comprising the steps of:

s1: introducing the film raw material into a reaction kettle for heating and melting, further uniformly mixing all components in the film raw material, introducing the uniformly mixed film molten raw material into a double-screw extruder, and performing melt blending extrusion granulation to prepare plastic master batches;

S2: introducing the plastic master batch into an extruder, heating, melting and extruding to obtain a thick sheet, and sequentially stretching the thick sheet by a certain multiple in the longitudinal direction and the transverse direction through a longitudinal drawing machine and a transverse drawing machine in a proper temperature range above the glass transition temperature and below the melting point under the action of external force;

s3: the film prepared after the stretching is finished is introduced into a film correction machine, the film correction machine is controlled to cut the film, and the film is rolled on a winding drum after correction so as to complete the production process of the film;

the film correcting machine comprises a fixed plate, a supporting mechanism is welded at the bottom of the fixed plate, compression mechanisms are installed on two sides of the fixed plate, the top of each compression mechanism is fixedly connected with a pressing mechanism, each pressing mechanism comprises a pressing plate, the top of each pressing mechanism is fixedly connected with the pressing plate, a positioning mechanism is installed at the center of the surface of the fixed plate and comprises a positioning seat, a cutting groove and a positioning groove, the positioning seat is welded on the surface of the fixed plate, the cutting groove is formed in the center of the surface of the positioning seat, the positioning groove connected with the positioning seat in a clamping mode is formed in the bottom of the pressing plate, the height of the positioning seat is equal to the depth of the positioning groove, a cutting mechanism is connected at the center of the surface of the pressing plate in a sliding mode and comprises a handle, Blade, stopper, spring and slider, the surface of clamp plate seted up with cut the spout that the cut groove corresponds, slider sliding connection in the inside of spout, the top welding of slider has the traveller, the inside sliding connection of traveller has the handle, the bottom welding of handle has the stopper, the bottom welding of stopper has to run through the clamp plate bottom the blade is located the stopper with between the clamp plate the lateral wall winding of blade has the spring.

Preferably, in order to realize the support of the whole structure, the support mechanism comprises support plates and a base, the support plates are welded at the edge of the bottom of the fixed plate relatively, and the base is welded at the bottoms of the two support plates.

Preferably, in order to realize when the pressure spring opens the film can the positioning seat with walk between the clamp plate, compressing mechanism includes first fixed plate, pressure spring, second fixed plate and guide post, two lateral walls homogeneous butt welding of fixed plate have first fixed plate, two lateral walls of clamp plate about first fixed plate corresponds the welding has the second fixed plate, four the bottom welding of second fixed plate has the guide post, the one end of guide post with sliding connection between the first fixed plate, be located between first fixed plate with between the second fixed plate the lateral wall winding of guide post has the pressure spring.

Preferably, in order to facilitate the pressing of the pressing plate, the pressing mechanism further comprises a handle groove, and the handle groove is formed in the surface of the pressing plate relatively.

Preferably, in order to increase the number of the pressing plates and the fixing plate for fixing the film which does not need to be cut and avoid tearing the film apart during cutting, the pressing mechanism further comprises second rubber pads, and two groups of the second rubber pads are oppositely bonded on the bottom of each pressing plate and the surface of the fixing plate.

Preferably, in order to realize the positioning of the film at the position of the cutting groove, the positioning mechanism further comprises a first rubber pad, the surface of the positioning seat is correspondingly bonded with the first rubber pad about the cutting groove, the bottom of the pressing plate is relatively bonded with the first rubber pad, in order to realize the buckling of the positioning seat and the positioning groove, the cross section of the sliding block and the cross section of the sliding column are in a convex structure, and the side wall of the handle at the top of the sliding column is in an arc structure.

The invention has the beneficial effects that:

(1) the invention provides a film production method, wherein a pressing mechanism is arranged on the top of a fixing plate through the pressing mechanism, the pressing mechanism is opened when a film is not cut, the pressing mechanism is opened, a gap exists between a pressing plate and the fixing plate, the film can walk, when the film needs to be cut, the pressing plate is pressed to position the film, the pressing plate and the fixing plate, the handle is pressed after the film is positioned to realize that the handle slides in a sliding column, a spring on the side wall of a blade is extruded by a further limiting block, the blade slides into a cutting groove, the handle is kept in a contraction state, the handle is continuously moved along the direction of the sliding groove to realize that the blade cuts the film at the cutting groove, the film can be quickly positioned and cut, the uniformity of the film during cutting is increased, and the film production.

(2) The invention provides a film production method, when a film needs to be cut after the film amount on the surface of a winding device is enough, a pressing plate is slowly pressed at a handle groove, after the pressing plate is pressed, the compression spring between a first fixing plate and a second fixing plate is contracted, the pressing plate is further close to the direction of the fixing plate, a positioning seat slowly enters the positioning groove, the first rubber pad on the surface of the fixing plate is abutted against the first rubber pad at the bottom of the pressing plate to realize the positioning of the film, the second rubber pad on the surface of the fixing plate is abutted against the second rubber pad at the bottom of the pressing plate to realize the positioning of the film, the second rubber pad avoids the pulling of the film, and the first rubber pad avoids the irregular cutting caused by the deviation of the film during the cutting.

Drawings

FIG. 1 is a flow chart of a method of the present invention;

FIG. 2 is a schematic diagram of the overall structure of a thin film correction machine;

FIG. 3 is a schematic cross-sectional view of the overall structure shown in FIG. 2;

FIG. 4 is a schematic view of the connection structure of the pressing plate and the cutting mechanism shown in FIG. 3;

fig. 5 is an enlarged view of the structure of the part a shown in fig. 4.

In the figure: 1. the cutting device comprises a fixing plate, 2, a supporting mechanism, 21, a supporting plate, 22, a base, 3, a compression mechanism, 31, a first fixing plate, 32, a pressure spring, 33, a second fixing plate, 34, a guide column, 4, a positioning mechanism, 41, a positioning seat, 42, a cutting groove, 43, a first rubber pad, 44, a positioning groove, 5, a pressing mechanism, 51, a pressing plate, 52, a handle groove, 53, a second rubber pad, 6, a cutting mechanism, 61, a handle, 62, a sliding column, 63, a sliding groove, 64, a blade, 65, a limiting block, 66, a spring, 67 and a sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, a thin film manufacturing method includes the steps of:

s1: introducing the film raw material into a reaction kettle for heating and melting, further uniformly mixing all components in the film raw material, introducing the uniformly mixed film molten raw material into a double-screw extruder, and performing melt blending extrusion granulation to prepare plastic master batches;

s2: introducing the plastic master batch into an extruder, heating, melting and extruding to obtain a thick sheet, and sequentially stretching the thick sheet by a certain multiple in the longitudinal direction and the transverse direction through a longitudinal drawing machine and a transverse drawing machine in a proper temperature range above the glass transition temperature and below the melting point under the action of external force;

s3: the film prepared after the stretching is finished is introduced into a film correction machine, the film correction machine is controlled to cut the film, and the film is rolled on a winding drum after correction so as to complete the production process of the film;

The film correcting machine comprises a fixing plate 1, wherein a supporting mechanism 2 is welded at the bottom of the fixing plate 1, compression mechanisms 3 are installed on two sides of the fixing plate 1, pressing mechanisms 5 are fixedly connected to the tops of the two compression mechanisms 3, each pressing mechanism 5 comprises a pressing plate 51, the tops of the two pressing mechanisms 5 are fixedly connected with the pressing plates 51, a positioning mechanism 4 is installed at the center of the surface of the fixing plate 1, each positioning mechanism 4 comprises a positioning seat 41, a cutting groove 42 and a positioning groove 44, the positioning seat 41 is welded on the surface of the fixing plate 1, the cutting groove 42 is formed in the center of the surface of the positioning seat 41, the positioning groove 44 which is connected with the positioning seat 41 in a clamping manner is formed in the bottom of the pressing plate 51, the height of the positioning seat 41 is equal to the depth of the positioning groove 44, and a cutting mechanism 6 is connected, cutting mechanism 6 includes handle 61, traveller 62, spout 63, blade 64, stopper 65, spring 66 and slider 67, clamp plate 51's surface seted up with cut groove 42 corresponds spout 63, slider 67 sliding connection in the inside of spout 63, the top welding of slider 67 has traveller 62, the inside sliding connection of traveller 62 has handle 61, the bottom welding of handle 61 has stopper 65, the bottom welding of stopper 65 has the penetration clamp plate 51 bottom blade 64 is located stopper 65 with between clamp plate 51 the lateral wall winding of blade 64 has spring 66.

As a technical optimization scheme of the present invention, the supporting mechanism 2 includes supporting plates 21 and bases 22, the supporting plates 21 are welded to the bottom edges of the fixing plates 1, and the bases 22 are welded to the bottoms of the two supporting plates 21, so as to support the entire structure, thereby making the entire mechanism more stable in use.

As a technical optimization scheme of the present invention, the compression mechanism 3 includes a first fixing plate 31, a compression spring 32, a second fixing plate 33 and guide posts 34, the first fixing plate 31 is welded to both side walls of the fixing plate 1, the second fixing plate 33 is welded to both side walls of the pressing plate 51 with respect to the first fixing plate 31, the guide posts 34 are welded to the bottoms of the four second fixing plates 33, one end of each guide post 34 is slidably connected to the first fixing plate 31, the compression spring 32 is wound around the side wall of the guide post 34 located between the first fixing plate 31 and the second fixing plate 33, and in order to enable a film to travel between the positioning seat 41 and the pressing plate 51 when the compression spring 32 is opened.

As a technical optimization scheme of the present invention, the pressing mechanism 5 further includes a handle groove 52, the handle groove 52 is formed in the surface of the pressing plate 51, in order to facilitate the pressing of the pressing plate 51, the pressing plate 51 is slowly pressed at the handle groove 52, the pressing plate 51 is pressed to realize the contraction of the compression spring 32 between the first fixing plate 31 and the second fixing plate 33, the pressing plate 51 further approaches to the direction of the fixing plate 1, the positioning seat 41 slowly enters the positioning groove 44, and the first rubber pad 43 on the surface of the fixing plate 1 is abutted against the first rubber pad 43 at the bottom of the pressing plate 51 to realize the positioning of the film.

As a technical optimization scheme of the present invention, the pressing mechanism 5 further includes second rubber pads 53, two sets of the second rubber pads 53 are bonded to the bottom of the pressing plate 51 and the surface of the fixing plate 1, and in order to increase the fixing of the pressing plate 51 and the fixing plate 1 to a film that does not need to be cut, the film is prevented from being torn off during cutting.

As a technical optimization scheme of the present invention, the positioning mechanism 4 further includes a first rubber pad 43, the first rubber pad 43 is correspondingly bonded to the surface of the positioning seat 41 with respect to the cutting groove 42, the first rubber pad 43 is relatively bonded to the bottom of the pressing plate 51, the cross sections of the sliding block 67 and the sliding column 62 are in a "convex" shape, and the side wall of the handle 61 at the top of the sliding column 62 is in an arc shape, so as to position the film at the cutting groove 42.

When the film winding device is used, firstly, the second fixing plate 33 is jacked up by the pressure spring 32 in a normal state, the pressure spring 32 is in an opening state, so that the pressing plate 51 is separated from the fixing plate 1, and the blade 64 does not collide with the film when the film is further placed between the fixing plate 1 and the pressing plate 51, so that the film can travel between the fixing plate 1 and the pressing plate 51 to be wound on the winding device; then, when the film needs to be cut after the amount of the film on the surface of the winding device is enough, the handle 61 slides to the edge of the pressing plate 51, the pressing plate 51 is slowly pressed at the handle groove 52, the compression spring 32 between the first fixing plate 31 and the second fixing plate 33 is contracted after the pressing plate 51 is pressed, the further pressing plate 51 approaches to the direction of the fixing plate 1, the positioning seat 41 slowly enters the positioning groove 44, the first rubber pad 43 on the surface of the fixing plate 1 is abutted with the first rubber pad 43 at the bottom of the pressing plate 51 to position the film, the second rubber pad 53 on the surface of the fixing plate 1 is abutted with the second rubber pad 53 at the bottom of the pressing plate 51 to position the film, the second rubber pad 53 prevents the film from being pulled, and the first rubber pad 43 prevents the film from being deviated during cutting to cause irregular cutting; finally, the film to be cut is positioned, the handle 61 is pressed to slide in the sliding column 62, the spring 66 on the side wall of the blade 64 is extruded by the further limiting block 65, the blade 64 slides into the cutting groove 42, the handle 61 is kept in a contraction state, the handle 61 is continuously moved along the direction of the sliding groove 63 to cut the film at the cutting groove 42 by the blade 64, the film can be quickly positioned and cut, the neatness of the film during cutting is improved, and the production is facilitated.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.