CN214495088U

CN214495088U - Film rolling device without edge cutting

Info

Publication number: CN214495088U
Application number: CN202120766846.1U
Authority: CN
Inventors: 徐黎平; 戴东英
Original assignee: Hangzhou Mingri Flexible Packaging Co ltd
Current assignee: Hangzhou Mingri Flexible Packaging Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-10-26
Anticipated expiration: 2031-04-14

Abstract

The application relates to a non-edge-cutting film rolling and winding device which comprises at least two rolling mechanisms for rolling plastic films, a disc for placing the rolling mechanisms, a placing table for placing the disc and a driving mechanism for driving the disc to rotate; the disc one end lateral wall fixed mounting has the pivot, the pivot is rotated and is connected in placing the platform, a plurality of winding mechanism distributes in proper order in disc circumferential direction. When the plastic film winding device works, the plastic film is wound on one winding mechanism, after winding is finished, the plastic film is cut and separated from the winding mechanism, the driving mechanism drives the disc to rotate, the next winding mechanism is aligned to the plastic film to be wound, the second winding mechanism continues to wind the plastic film, and when the second winding mechanism winds, the plastic film wound by the previous winding mechanism is taken down, so that the time for taking down the plastic film is saved. This application has the effect that has improved rolling efficiency.

Description

Film rolling device without edge cutting

Technical Field

The application relates to the technical field of packaging bags, in particular to a film rolling device without edge cutting.

Background

The bag making machine is a machine for making various plastic packaging bags or packaging bags made of other materials, the processing range of the bag making machine is various plastic packaging bags or packaging bags made of other materials with different sizes, thicknesses and specifications, and the plastic packaging bags are generally used as main products.

A common bag making machine bonds the upper and lower films by heat sealing in the longitudinal and transverse directions, and then cuts them to make individual packaging bags. However, in part of the double-layer packaging bags, the upper film and the lower film are longitudinally heat-sealed on the bag making machine to form a barrel material, and then the barrel material is wound. And then, the tube material is folded in half along the longitudinal direction, and then is subjected to longitudinal and transverse heat sealing after being folded in half and then is cut into packaging bags, so that the double-layer packaging bag is manufactured.

The common winding device comprises a winding shaft, a placing plate for placing the winding shaft, and a motor for driving the winding shaft to rotate, and after winding is finished, the wound barrel material is taken down from the winding shaft.

In the prior art, the inventor thinks that the plastic film can not be rolled up in the process of being taken down from the rolling shaft, and the rolling efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In order to improve rolling efficiency, this application provides a not cut edge and rolls up membrane coiling mechanism.

The application provides a pair of not cutting edge roll up membrane coiling mechanism adopts following technical scheme:

a non-edge-cutting film rolling and winding device comprises at least two rolling mechanisms for rolling plastic films, a disc for placing the rolling mechanisms, a placing table for placing the disc and a driving mechanism for driving the disc to rotate; the disc one end lateral wall fixed mounting has the pivot, the pivot is rotated and is connected in placing the platform, a plurality of winding mechanism distributes in proper order in disc circumferential direction.

By adopting the technical scheme, the plastic film is wound on one winding mechanism, after winding is finished, the plastic film is cut and separated from the winding mechanism, the driving mechanism drives the disc to rotate, the next winding mechanism is aligned to the plastic film to be wound, the second winding mechanism continues to wind the plastic film, and when the second winding mechanism winds, the plastic film wound by the previous winding mechanism is taken down, so that the time for taking down the plastic film is saved, and the winding efficiency is improved.

Optionally, the winding mechanism includes two oppositely disposed placing plates, a winding shaft rotatably connected between the two placing plates, a winding motor fixedly mounted on the placing plate away from the side wall, and a locking assembly fixing the plastic film and the winding shaft, the tail end of the output shaft of the winding motor is connected to the winding shaft, and the placing plates are fixedly mounted on the upper surface of the disc.

Through adopting above-mentioned technical scheme, fixed with rolling axle and plastic film free end through locking Assembly, effectively prevent rolling in-process plastic film and rolling axle emergence relative motion.

Optionally, an avoiding groove parallel to the width direction of the plastic film is formed in the side wall of the winding shaft; the locking assembly comprises a spring fixedly connected to the avoiding groove and close to the two side walls, and a clamping plate fixedly connected to the spring and far away from the side wall of the embedding groove.

Through adopting above-mentioned technical scheme, press from both sides the plastic film free end tightly between two splint, easy operation is convenient.

Optionally, the plastic film cutting device further comprises a cutting mechanism, wherein the cutting mechanism comprises a cutter for cutting the plastic film, an air cylinder for driving the cutter to move in the vertical direction, and a driving assembly for driving the air cylinder to do reciprocating linear motion in the direction parallel to the width direction of the plastic film.

Through adopting above-mentioned technical scheme, after the rolling, start the cylinder, the cylinder telescopic link extension, drive assembly drives the cylinder motion, and the cutter cutting plastic film has replaced the workman to cut, has reduced workman's amount of labour, has improved work efficiency and cutting quality.

Optionally, the driving assembly includes two fixing plates arranged oppositely, a cylindrical cam rotatably connected between the two fixing plates, a driving motor driving the cylindrical cam to rotate, a sliding block embedded in a groove of the cylindrical cam, an installation block fixedly connected to one end of the sliding block far away from the cylindrical cam, and a limiting rod fixedly installed between the two fixing plates; the mounting block penetrates through the limiting rod, the air cylinder is fixedly mounted on the mounting block, the fixing plate is fixedly mounted on the upper surface of the placing table, the driving motor is fixedly mounted on the side wall of the fixing plate, and the tail end of an output shaft of the driving motor is fixedly connected to the cylindrical cam.

By adopting the technical scheme, the driving motor is started, the driving motor drives the cylindrical cam to rotate, and the cylindrical cam drives the sliding block to do reciprocating linear motion; the driven member can obtain any expected movement only by designing a proper cam profile, and the device has the advantages of simple and compact structure and convenient design.

Optionally, cutting mechanism still includes the protection subassembly, the protection subassembly includes fixed mounting in the protection casing of slider one end is kept away from to the installation piece, rotates to connect in the protective cover of protection casing, when the cylinder telescopic link contracts, cutter and cylinder are located the inside that protection casing and protective cover enclose into the cavity.

Through adopting above-mentioned technical scheme, the cutter is located the inside that protection casing and protective cover enclose into the cavity, has reduced cutter fish tail operating personnel's possibility.

Optionally, the protection casing lateral wall fixed mounting has the upset motor, upset motor output shaft fixed connection is in the protective cover.

Through adopting above-mentioned technical scheme, the upset motor drives the protective cover and rotates, has replaced manual operation, has reduced workman's work load.

Optionally, the driving mechanism includes a first gear fixedly mounted on the rotating shaft, a second gear meshed with the first gear, and a servo motor fixedly connected to the second gear, and the servo motor is fixedly mounted on the upper end of the placing table.

By adopting the technical scheme, the servo motor is started, the servo motor drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the rotating shaft to rotate, the rotating shaft drives the disc to rotate, and the gear transmission precision is high and the transmission is stable.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the plastic film is wound on one winding mechanism, after winding is finished, the plastic film is cut and separated from the winding mechanism, the disc rotates, the second winding mechanism is aligned with the plastic film to be wound, and when the second winding mechanism is used for winding, the plastic film wound by the previous winding mechanism is taken down, so that the time for taking down the plastic film is saved, and the winding efficiency is improved.

Drawings

Fig. 1 is a schematic view of an overall structure of an uncut edge roll film winding device according to an embodiment of the present application.

Fig. 2 is an overall structural schematic diagram of the winding mechanism.

Fig. 3 is a schematic view of the entire structure of the cutting mechanism.

Description of reference numerals: 1. a winding mechanism; 11. a winding shaft; 111. an avoidance groove; 12. a left shaft; 121. embedding a block; 13. a right shaft; 14. placing the plate; 141. a lower plate; 1411. a lower groove; 142. a connecting plate; 143. an ear plate; 1431. an upper groove; 15. mounting a plate; 16. a winding motor; 161. a clamping groove; 17. a locking assembly; 171. a spring; 172. a splint; 2. a disc; 21. a rotating shaft; 3. a bearing; 4. a drive mechanism; 41. a first gear; 42. a servo motor; 43. a second gear; 5. a placing table; 51. a first mounting groove; 52. a second mounting groove; 6. a cutting mechanism; 61. a fixing plate; 62. a protection component; 621. a protective cover; 622. a protective cover; 623. turning over a motor; 63. a drive assembly; 631. a cylindrical cam; 6311. a groove; 632. a slider; 633. mounting blocks; 634. a limiting rod; 635. a drive motor; 64. a cylinder; 65. and (4) a cutter.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses not cutting edge and rolling up membrane coiling mechanism. Referring to fig. 1, the edge-uncut film rolling and winding device comprises four winding mechanisms 1, a disc 2 used for placing the winding mechanisms 1, a placing table 5 used for placing the disc 2, a driving mechanism 4 driving the disc 2 to rotate, and a cutting mechanism 6 used for cutting a plastic film.

Referring to fig. 1, the placing table 5 is provided in a rectangular shape, a first mounting groove 51 and a second mounting groove 52 are formed in the upper surface of the placing table 5, the cross section of the first mounting groove 51 is circular, and the cross section of the second mounting groove 52 is rectangular. Disc 2 is the cylindricality setting, and disc 2 lower bottom surface fixed mounting has pivot 21, and pivot 21 is kept away from one end fixed mounting that keeps away from and is had bearing 3, and pivot 21 fixed connection is in bearing 3 inner circle, and bearing 3 outer lane fixed connection is in first mounting groove 51.

Referring to fig. 1, the driving mechanism 4 includes a servo motor 42 fixedly installed in the second placing groove, a second gear 43 fixedly installed at the end of the output shaft of the servo motor 42, and a first gear 41 engaged with the second gear 43, wherein the first gear 41 is fixedly sleeved on the rotating shaft 21.

During operation, the servo motor 42 is started, the servo motor 42 drives the second gear 43 to rotate, the second gear 43 drives the first gear 41 to rotate, the first gear 41 drives the rotating shaft 21 to rotate, and the disc 2 rotates along with the rotating shaft 21.

Referring to fig. 1 and 2, the winding mechanism 1 includes two oppositely disposed placing plates 14, a winding shaft 11 rotatably connected between the two placing plates 14, and a locking assembly 17 for fixing the plastic film and the winding shaft 11.

Referring to fig. 1 and 2, the placing plate 14 includes a lower plate 141 fixedly installed on the upper surface of the disc 2, an ear plate 143 rotatably coupled to the lower plate 141, and a connecting plate 142 fixedly coupled to a side wall of the lower plate 141;

referring to fig. 2, the lower plate 141 is rectangular, a lower groove 1411 is formed on a sidewall of the lower plate 141 close to the ear plate 143, an upper groove 1431 is formed on a sidewall of the ear plate 143 close to one end of the lower half plate, and a cavity with a circular cross section is defined between the upper groove 1431 and the lower groove 1411. The lug plate 143 is provided with a bolt, and the bolt is simultaneously arranged through the connecting plate 142.

Referring to fig. 2, the winding shaft 11 is cylindrical, two ends of the winding shaft 11 are fixedly connected with a left shaft 12 and a right shaft 13 respectively, one end of the left shaft 12, which is far away from the right shaft 13, is connected with an embedding block 121, and the left shaft 12 and the right shaft 13 are placed in two lower grooves 1411 respectively.

Referring to fig. 2, a mounting plate 15 is fixedly mounted on a side wall of the lower plate 141 facing away from the side wall, a winding motor 16 is fixedly mounted on an upper surface of the mounting plate, and a clamping groove 161 corresponding to the embedded block 121 is formed in an output shaft of the winding motor 16.

Referring to fig. 2, the arc-shaped sidewall of the winding shaft 11 is provided with an avoiding groove 111 parallel to the length direction of the winding shaft 11, and the locking assembly 17 includes a plurality of springs 171 fixedly connected to the avoiding groove 111 and close to the sidewall, and two clamping plates 172 connected to the springs 171 and far from the sidewall of the avoiding groove 111.

When the winding device works, the free end of the plastic film is clamped between the two clamping plates 172, the winding motor 16 is started, and the winding motor 16 drives the winding shaft 11 to rotate. After the winding is finished, the bolts are screwed, the lug plates 143 are turned over, the embedded blocks 121 are taken out from the clamping grooves 161, the winding shaft 11 is taken down, and the winding shaft 11 without the plastic film is replaced to perform the next winding.

Referring to fig. 1 and 3, the cutting mechanism 6 includes a cutter 65 for cutting plastic, a cylinder 64 for driving the cutter 65 to move in a vertical direction, a driving assembly 63 for driving the cylinder 64 to move in a direction parallel to the width direction of the plastic film, and two fixing plates 61 for placing the driving assembly 63.

Referring to fig. 1 and 3, two fixing plates 61 are fixedly mounted on the upper surface of the placing table 5, and the driving assembly 63 includes a cylindrical cam 631 rotatably connected between the two fixing plates 61, a sliding block 632 embedded in a groove 6311 of the cylindrical cam 631, a mounting block 633 fixedly mounted on a side wall of the sliding block 632 at an end far away from the cylindrical cam 631, a limiting rod 634 fixedly connected between the two fixing plates 61, and a driving motor 635 driving the cylindrical cam 631 to rotate.

Referring to fig. 3, the cylinder 64 is fixedly mounted on an end of the mounting block 633 away from the slide block 632, and the cutter 65 is fixedly mounted on an output shaft of the cylinder 64.

Referring to fig. 3, the driving motor 635 is fixedly mounted on the side wall of the fixing plate 61 facing away from the fixing plate, and the output shaft of the driving motor 635 is fixedly connected to the cylindrical cam 631.

Referring to fig. 3, the cutting mechanism 6 further includes a protection assembly 62, the protection assembly 62 includes a protection cover 621 fixedly mounted on a side wall of the mounting block 633 far away from the cylindrical cam 631, a protection cover 622 hinged to an end of the protection cover 621 far away from the cylindrical cam 631, and a turning motor 623 fixedly mounted on a side wall of the protection cover 621; the output shaft of the single turnover machine is fixedly connected with a protective cover 622, and the cutter 65 and the cylinder 64 are positioned in the protective cover 621 and the protective cover 622.

The during operation starts upset motor 623, and upset motor 623 drives protective cover 622 and rotates, starts cylinder 64, and cylinder 64 telescopic link extension, cutter 65 stretch out the protection casing 621 scope, starts driving motor 635, and driving motor 635 drives cylindrical cam 631 and rotates, and cylindrical cam 631 drives the slider 632 motion, and installation piece 633 moves along gag lever post 634, and cutter 65 cuts the plastic film.

The implementation principle of the edge-uncut film rolling and winding device in the embodiment of the application is as follows:

firstly, fixing the free end of the plastic film on a first winding shaft 11, and winding the plastic film by a first winding mechanism 1.

And secondly, after the winding is finished, the cutting mechanism 6 cuts the plastic film, and the plastic film is separated from the winding shaft 11.

And thirdly, starting the servo motor 42, rotating the disc 2, aligning the second winding mechanism 1 to the free end of the plastic film, and continuously winding the plastic film by the second winding mechanism 1.

And fourthly, when the second winding mechanism 1 winds, the winding shaft 11 and the plastic film wound by the first winding mechanism 1 are taken down, and a new winding shaft 11 is replaced.

And fifthly, repeating the steps and circularly winding.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a do not cut off limit and roll up membrane coiling mechanism which characterized in that: comprises at least two winding mechanisms (1) for winding plastic films, a disc (2) for placing the winding mechanisms (1), a placing table (5) for placing the disc (2), and a driving mechanism (4) for driving the disc (2) to rotate; disc (2) one end lateral wall fixed mounting has pivot (21), pivot (21) rotate to be connected in placing platform (5), a plurality of winding mechanism (1) distributes in proper order in disc (2) circumferential direction.

2. The uncut edge rolling film rolling device as claimed in claim 1, wherein: the winding mechanism (1) comprises two oppositely-arranged placing plates (14), a winding shaft (11) rotatably connected between the two placing plates (14), a winding motor (16) fixedly installed on the opposite side walls of the placing plates (14), and a locking assembly (17) for fixing the plastic film and the winding shaft (11), wherein the tail end of an output shaft of the winding motor (16) is connected to the winding shaft (11), and the placing plates (14) are fixedly installed on the upper surface of the disc (2).

3. The uncut edge rolling film rolling device as claimed in claim 2, wherein: an avoiding groove (111) parallel to the width direction of the plastic film is formed in the side wall of the winding shaft (11); locking Assembly (17) including fixed connection in dodge groove (111) to spring (171) that are close to both sides wall, fixed connection is kept away from in spring (171) and inlays splint (172) of establishing the groove lateral wall.

4. The uncut edge rolling film rolling device as claimed in claim 1, wherein: the plastic film cutting machine is characterized by further comprising a cutting mechanism (6), wherein the cutting mechanism (6) comprises a cutter (65) used for cutting a plastic film, a cylinder (64) driving the cutter (65) to move in the vertical direction, and a driving assembly (63) driving the cylinder (64) to do reciprocating linear motion in the direction parallel to the width direction of the plastic film.

5. The uncut edge rolling film rolling device as claimed in claim 4, wherein: the driving assembly (63) comprises two fixing plates (61) which are oppositely arranged, a cylindrical cam (631) which is rotatably connected between the two fixing plates (61), a driving motor (635) which drives the cylindrical cam (631) to rotate, a sliding block (632) which is embedded in a groove (6311) of the cylindrical cam (631), a mounting block (633) which is fixedly connected to one end, far away from the cylindrical cam (631), of the sliding block (632), and a limiting rod (634) which is fixedly mounted between the two fixing plates (61); the utility model discloses a cylinder (64) fixed mounting is in the installation piece (633), the spacing rod (634) is worn to locate by installation piece (633), cylinder (64) fixed mounting is in installation piece (633), fixed plate (61) fixed mounting is in placing platform (5) upper surface, driving motor (635) fixed mounting is in fixed plate (61) lateral wall apart from mutually, the terminal fixed connection of driving motor (635) output shaft is in cylindrical cam (631).

6. The uncut edge rolling film rolling device as claimed in claim 4, wherein: cutting mechanism (6) still includes protection subassembly (62), protection subassembly (62) including fixed mounting in installation piece (633) keep away from protection casing (621), the rotation of slider (632) one end and connect in protection cover (622) of protection casing (621), when cylinder (64) telescopic link shrink, cutter (65) and cylinder (64) are located protection casing (621) and protection cover (622) and enclose into the inside of cavity.

7. The uncut edge rolling film rolling device as claimed in claim 6, wherein: protection casing (621) lateral wall fixed mounting has upset motor (623), upset motor (623) output shaft fixed connection in protective cover (622).

8. The uncut edge rolling film rolling device as claimed in claim 1, wherein: the driving mechanism (4) comprises a first gear (41) fixedly mounted on the rotating shaft (21), a second gear (43) meshed with the first gear (41), and a servo motor (42) fixedly connected to the second gear (43), wherein the servo motor (42) is fixedly mounted at the upper end of the placing table (5).