CN210914553U

CN210914553U - Water-soluble membrane coiling mechanism of broad width based on gear drive

Info

Publication number: CN210914553U
Application number: CN201922010594.5U
Authority: CN
Inventors: 宾阳; 陈一; 曾广胜
Original assignee: Hunan University of Technology
Current assignee: Hunan University of Technology
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-03
Anticipated expiration: 2029-11-20

Abstract

The utility model provides a water-soluble membrane coiling mechanism of broad width based on gear drive relates to water-soluble membrane production technical field. The wide-width water-soluble film winding device based on gear transmission comprises a frame body, wherein a conveying roller is connected to the inner portion of the frame body in a rotating mode, first gears are fixedly installed on the peripheries of the left side and the right side of the conveying roller, a second gear is meshed with the right side of the first gears, a bevel gear is meshed with the right side of the second gears, a drawing roller is fixedly installed at the center of the bevel gear, and a third gear is meshed with the left side of the first gears. This water-soluble membrane coiling mechanism of broad width based on gear drive has realized to the stretching of water-soluble membrane towards both sides, has avoided the water-soluble membrane phenomenon that the fold appears in transportation process easily, has guaranteed the planarization of water-soluble membrane rolling in-process, has avoided the single-point contact of cutting knife with water-soluble membrane, has alleviated the wearing and tearing of cutting knife, has improved cutting knife life, has also improved the cutting effect simultaneously.

Description

Water-soluble membrane coiling mechanism of broad width based on gear drive

Technical Field

The utility model relates to a water-soluble membrane production technical field specifically is a water-soluble membrane coiling mechanism of broad width based on gear drive.

Background

The wide water soluble film is a novel environment-friendly packaging material which is processed by a special process and can be rapidly degraded by natural factors, can be rapidly and automatically denatured, decomposed and degraded into low-molecular compounds under the action of the natural factors, and has the effect of improving the land, so the wide water soluble film belongs to a novel environment-friendly packaging material, and the development and application prospect of the water soluble packaging film can be very wide along with the increasing improvement of the requirement on packaging environment protection.

And along with the continuous extensively of water-soluble membrane application, different service environment also has different requirements to the size of water-soluble membrane, and the packing of water-soluble membrane is through carrying out the rolling to the water-soluble membrane strip of different width and is accomplished, but to the water-soluble membrane of broad width, at the in-process of rolling, fold and skew appear more easily, and then make water-soluble membrane surface unevenness, and in order to obtain the water-soluble membrane of regulation width, need cut the water-soluble membrane of both sides, and traditional cutting knife all is immovable, at the in-process of cutting, the contact point of water-soluble membrane and edge of a knife keeps unchangeable, consequently, the degree of wear of cutting knife has aggravated, the life of cutting knife has been reduced.

In order to solve the problems, the utility model provides a water-soluble membrane coiling mechanism of broad width based on gear drive has realized to water-soluble membrane towards the tensile of both sides, has avoided water-soluble membrane the phenomenon of fold to appear in transportation process easily, has guaranteed the planarization of water-soluble membrane rolling in-process, has avoided the single-point contact of cutting knife with water-soluble membrane, has alleviated the wearing and tearing of cutting knife, has improved cutting knife life, has also improved the cutting effect simultaneously.

Disclosure of Invention

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a water-soluble membrane coiling mechanism of broad width based on gear drive, includes framework, conveying roller, first gear, second gear, bevel gear, draft roller, third gear, connecting rod, telescopic link, sawtooth, fourth gear, cutting knife, compression roller, rolling axle, spacing cover, spout mouth, water-soluble membrane.

Wherein:

the inner part of the frame body is rotatably connected with a conveying roller, the centers of the left ends of the conveying roller and the winding shaft are in transmission connection with a motor, the peripheries of the left side and the right side of the conveying roller are fixedly provided with a first gear, the right side of the first gear is meshed with a second gear, the right side of the second gear is meshed with a bevel gear, the center of the bevel gear is fixedly provided with a drawing roller, the left side of the first gear is meshed with a third gear, one side of the third gear, which is far away from the center of the frame body, is rotatably connected with a connecting rod, the other end of the connecting rod is rotatably connected with a telescopic rod, the bottom of the left side of the bottom of the telescopic rod is provided with a sawtooth, the bottom of the sawtooth is meshed with a fourth gear, the center of the fourth gear is fixedly provided with a cutting, the left side of the frame body is rotatably connected with a limiting cover, the left side and the right side of the limiting cover are provided with sliding groove openings, and the inside of the frame body is in transmission connection with a water-soluble film.

Preferably, the combination of the first gear, the second gear, the bevel gear, the third gear, the connecting rod, the telescopic rod, the saw teeth and the fourth gear is two groups in total, and the two groups are symmetrically distributed on the left side and the right side of the frame body and are located inside the left side and the right side of the frame body, so that the protection of a gear transmission structure is realized.

Preferably, the second gear is composed of a helical gear close to the outer side and a circular gear close to the inner side, and is respectively meshed with the first gear and the bevel gear, so that when the first gear rotates, the bevel gear can be driven to rotate, and the inclined drafting roller is driven to rotate.

Preferably, the quantity of draft roller is four in total, and the upper and lower both ends at water-soluble membrane left and right sides are distributed to the symmetry, just the draft roller is the slope and places in the framework inside, and the direction slope that the middle phase was close to is to water-soluble membrane transport, consequently at the rotatory in-process of draft roller, utilizes the effect of friction, not only can give water-soluble membrane forward power, also can give water-soluble membrane towards the power of both sides to make water-soluble membrane stretch to both sides, avoided the fold of water-soluble membrane.

Preferably, the connecting rod is eccentrically connected with the outer side of the third gear, and the periphery of the middle part of the telescopic rod is wrapped by a limiting sleeve, so that the telescopic rod can be driven to reciprocate in the sleeve under the action of the connecting rod in the rotating process of the third gear.

Preferably, the peripheral fixedly connected with torsional spring of pivot of spacing cover, just the width of spout is greater than the diameter of rolling axle for water-soluble membrane can receive decurrent pressure when the rolling, makes water-soluble membrane rolling inseparabler.

The utility model provides a water-soluble membrane coiling mechanism of broad width based on gear drive. The method has the following beneficial effects:

1. this water-soluble membrane coiling mechanism of broad width based on gear drive, through the design of the draft roller of water-soluble membrane left and right sides slope, at draft roller pivoted in-process, utilize the effect of frictional force, not only can give water-soluble membrane forward power, also can give the power of water-soluble membrane orientation both sides to realized to the drawing of water-soluble membrane orientation both sides, avoided the water-soluble membrane phenomenon of fold to appear easily in transportation process, guaranteed the planarization of water-soluble membrane rolling in-process.

2. This water-soluble membrane coiling mechanism of broad width based on gear drive through the cooperation of both sides cutting knife outside fourth gear and telescopic link, carries out reciprocating motion's in-process at the telescopic link, can drive fourth gear and cutting knife and then certain range's reciprocal swing to avoid the single-point contact of cutting knife and water-soluble membrane, alleviated the wearing and tearing of cutting knife, improved cutting knife life, also improved the cutting effect simultaneously.

3. This water-soluble membrane coiling mechanism of broad width based on gear drive through the inside gear drive's of framework left and right sides design, drives under conveying roller pivoted prerequisite at single motor, can make the draft roller rotate, makes the cutting knife swing, has avoided the use of a plurality of drive parts, has practiced thrift the electric energy for the structure is simpler.

4. This water-soluble membrane coiling mechanism of broad width based on gear drive through the design of spacing cover, at the in-process of water-soluble membrane rolling, can carry out attached to the reel of water-soluble membrane to carry on spacingly to the width of rolling, guaranteed the compact degree of water-soluble membrane rolling, improve the rolling quality.

Drawings

Fig. 1 is a top view of the structure of the present invention;

fig. 2 is a side view of the water-soluble film transfer structure of the present invention;

FIG. 3 is a schematic view of the gear transmission structure on both sides of the frame body of the present invention;

fig. 4 is a top view of the transmission structure on both sides of the conveying roller and the drafting roller of the present invention.

In the figure: the device comprises a frame body 1, a conveying roller 2, a first gear 3, a second gear 4, a bevel gear 5, a drafting roller 6, a third gear 7, a connecting rod 8, a telescopic rod 9, a sawtooth 10, a fourth gear 11, a cutting knife 12, a pressing roller 13, a winding shaft 14, a limiting cover 15, a sliding groove opening 16 and a water-soluble film 17.

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.

This water-soluble membrane coiling mechanism of broad width based on gear drive's embodiment as follows:

referring to fig. 1-4, a wide water-soluble film winding device based on gear transmission includes a frame 1, a conveying roller 2, a first gear 3, a second gear 4, a bevel gear 5, a drafting roller 6, a third gear 7, a connecting rod 8, a telescopic rod 9, a saw tooth 10, a fourth gear 11, a cutting knife 12, a pressing roller 13, a winding shaft 14, a limiting cover 15, a chute opening 16, and a water-soluble film 17.

Wherein:

the inner part of the frame body 1 is rotatably connected with a conveying roller 2, the centers of the left ends of the conveying roller 2 and a winding shaft 14 are in transmission connection with a motor, the peripheries of the left side and the right side of the conveying roller 2 are fixedly provided with a first gear 3, the right side of the first gear 3 is engaged with a second gear 4, the second gear 4 consists of a bevel gear close to the outer side and a circular gear close to the inner side and is respectively engaged with the first gear 3 and a bevel gear 5, therefore, when the first gear 3 rotates, the bevel gear 5 can be driven to rotate, and further, the inclined drawing roller 6 is driven to rotate, the bevel gear 5 is engaged with the right side of the second gear 4, the center of the bevel gear 5 is fixedly provided with four drawing rollers 6, the number of the drawing rollers 6 is four, the drawing rollers are symmetrically distributed at the upper end and the lower end of the left side and the right side of the water-soluble film 17, through the design of the drafting roller 6 of water-soluble membrane 17 left and right sides slope, at drafting roller 6 pivoted in-process, utilize the effect of frictional force, not only can give the power that water-soluble membrane 17 is forward, also can give the power of water-soluble membrane 17 towards both sides to realized to the drawing of water-soluble membrane 17 towards both sides, avoided water-soluble membrane 17 the phenomenon of fold to appear easily in transportation process, guaranteed the planarization of water-soluble membrane 17 rolling in-process.

The left side of the first gear 3 is engaged with a third gear 7, one side of the third gear 7, which is far away from the center of the frame body 1, is rotatably connected with a connecting rod 8, the outer sides of the connecting rod 8 and the third gear 7 are eccentrically connected, the periphery of the middle part of the telescopic rod 9 is wrapped with a limiting sleeve, therefore, in the rotating process of the third gear 7, the telescopic rod 9 can be driven to reciprocate in the sleeve under the action of the connecting rod 8, the other end of the connecting rod 8 is rotatably connected with the telescopic rod 9, the bottom of the left side of the bottom of the telescopic rod 9 is provided with a sawtooth 10, the bottom of the sawtooth 10 is engaged with a fourth gear 11, the first gear 3, the second gear 4, the bevel gear 5, the third gear 7, the connecting rod 8, the telescopic rod 9, the combination of the sawtooth 10 and the fourth gear 11 are totally two groups, which are symmetrically distributed on the left side and the right side of the, through the inside gear drive's of the left and right sides design of framework 1, under the prerequisite that single motor drove conveying roller 2 pivoted, can make draft roller 6 rotate, make cutting knife 12 swing, avoided the use of a plurality of drive parts, practiced thrift the electric energy for the structure is simpler.

Fourth gear 11's central fixed mounting has cutting knife 12, through the cooperation of the 12 outside fourth gear 11 of both sides cutting knife and telescopic link 9, carry out reciprocating motion's in-process at telescopic link 9, can drive fourth gear 11 and cutting knife 12 and then certain range's reciprocal swing to avoid the single-point contact of cutting knife 12 with water-soluble membrane 17, alleviated the wearing and tearing of cutting knife 12, improved cutting knife 12 life, also improved the cutting effect simultaneously.

The left side of cutting knife 12 is rotated in framework 1 and is connected with compression roller 13, the left side of compression roller 13 is rotated and is connected with rolling axle 14 in framework 1, the left side of framework 1 is rotated and is connected with spacing cover 15, the peripheral fixedly connected with torsional spring of pivot of spacing cover 15, and the width of spout mouth 16 is greater than the diameter of rolling axle 14, make water-soluble membrane 17 when the rolling, can receive decurrent pressure, make the more inseparabler of water-soluble membrane 17 rolling, spout mouth 16 has been seted up to the left and right sides of spacing cover 15, the internal gearing of framework 1 is connected with water-soluble membrane 17, design through spacing cover 15, at the in-process of water-soluble membrane 17 rolling, can be attached to water-soluble membrane 17's reel, and carry on spacingly to the width of rolling, the degree of compactness of water-.

When using, it is rotatory with rolling axle 14 to drive conveying roller 2 through the motor, at conveying roller 2 pivoted in-process, can drive the first gear 3 of its left and right sides and rotate, and utilize the intermeshing of first gear 3 and second gear 4 and bevel gear 5, can make bevel gear 5 drive draft roller 6 carry out synchronous rotation, and utilize the intermeshing of first gear 3 and third gear 7, can drive third gear 7 and rotate, connecting rod 8 through eccentric rotation connection in third gear 7 one side is connected with the rotation of telescopic link 9, can drive telescopic link 9 and carry out reciprocating motion, the intermeshing of sawtooth 10 and fourth gear 11 of deuterogamying telescopic link 9 one side, at telescopic link 9 reciprocating motion's in-process, can make fourth gear 11 drive fourth gear 12 carry out the reciprocating cutter swing of certain range.

When water-soluble membrane 17 carries to framework 1 in, design through draft roller 6 slope, utilize the effect of frictional force, to the in-process of water-soluble membrane 17 forward transport again, also can give the power of water-soluble membrane 17 towards both sides, make water-soluble membrane 17 can expand to both sides better, the fold has been avoided water-soluble membrane to appear, then continue forward transport through conveying roller 2, and when through cutting knife 12, can cut the unnecessary width in water-soluble membrane 17 both sides and handle, pass through behind compression roller 13, the winding is on rolling axle 14, the rotation through rolling axle 14 carries out the rolling to water-soluble membrane 17, and utilize spacing cover 15's effect, can press the water-soluble membrane 17 reel of rolling in-process and control spacingly, the tight real degree of water-soluble membrane 17 rolling has been guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a water-soluble membrane coiling mechanism of broad width based on gear drive, includes framework (1), its characterized in that: the inner part of the frame body (1) is rotatably connected with a conveying roller (2), a first gear (3) is fixedly installed on the periphery of the left side and the right side of the conveying roller (2), a second gear (4) is meshed with the right side of the first gear (3), a bevel gear (5) is meshed with the right side of the second gear (4), a drawing roller (6) is fixedly installed at the center of the bevel gear (5), a third gear (7) is meshed with the left side of the first gear (3), a connecting rod (8) is rotatably connected to one side, far away from the center of the frame body (1), of the third gear (7), a telescopic rod (9) is rotatably connected to the other end of the connecting rod (8), sawteeth (10) are formed in the left bottom of the telescopic rod (9), a fourth gear (11) is meshed with the bottom of the sawteeth (10), a cutting knife (12) is fixedly installed, the left side of cutting knife (12) is rotated in framework (1) and is connected with compression roller (13), the left side of compression roller (13) is rotated in framework (1) and is connected with rolling axle (14), the left side of framework (1) is rotated and is connected with spacing cover (15), spout mouth (16) have been seted up to the left and right sides of spacing cover (15), the internal transmission of framework (1) is connected with water-soluble membrane (17).

2. The wide water-soluble film winding device based on gear transmission of claim 1, wherein: the centers of the left ends of the conveying roller (2) and the winding shaft (14) are in transmission connection with motors.

3. The wide water-soluble film winding device based on gear transmission of claim 1, wherein: the combination of the first gear (3), the second gear (4), the bevel gear (5), the third gear (7), the connecting rod (8), the telescopic rod (9), the saw teeth (10) and the fourth gear (11) is two groups in total, and the two groups are symmetrically distributed on the left side and the right side of the frame body (1) and are positioned inside the left side and the right side of the frame body (1).

4. The wide water-soluble film winding device based on gear transmission of claim 1, wherein: the second gear (4) consists of a helical gear close to the outer side and a circular gear close to the inner side and is respectively meshed with the first gear (3) and the bevel gear (5).

5. The wide water-soluble film winding device based on gear transmission of claim 1, wherein: the number of the drafting rollers (6) is four, the drafting rollers are symmetrically distributed at the upper end and the lower end of the left side and the right side of the water-soluble film (17), the drafting rollers (6) are obliquely arranged inside the frame body (1), and one side of the middle part close to the drafting rollers inclines towards the conveying direction of the water-soluble film (17).

6. The wide water-soluble film winding device based on gear transmission of claim 1, wherein: the connecting rod (8) is eccentrically connected with the outer side of the third gear (7).

7. The wide water-soluble film winding device based on gear transmission of claim 1, wherein: the periphery of the middle part of the telescopic rod (9) is wrapped with a limiting sleeve.

8. The wide water-soluble film winding device based on gear transmission of claim 1, wherein: the periphery of the rotating shaft of the limiting cover (15) is fixedly connected with a torsion spring, and the width of the sliding groove opening (16) is larger than the diameter of the winding shaft (14).