CN218465143U

CN218465143U - Traction mechanism is used in packaging film production

Info

Publication number: CN218465143U
Application number: CN202222501681.2U
Authority: CN
Inventors: 金治平
Original assignee: Zhejiang Jiuteng Packaging Co ltd
Current assignee: Zhejiang Jiuteng Packaging Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-02-10
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a drive mechanism is used in packaging film production, include the bottom plate and set up in the curb plate at bottom plate upper surface both ends, two be provided with two first elasticity adjustment mechanism and the second elasticity adjustment mechanism that distribute from top to bottom between the curb plate, two below department that lies in second elasticity adjustment mechanism between the curb plate is provided with two carry over pinch rolls and the pinch roll that distributes side by side, the axial region of carry over pinch roll passes through the bearing and rotates with the curb plate to be connected, the utility model discloses a setting of two upper and lower first elasticity adjustment mechanism and the second elasticity adjustment mechanism that distribute is convenient for adjust the rate of tension of film, through rotating two upper and lower first lead screws for horizontal position between two upper and lower tensioning rollers sends the change, thereby makes the horizontal distance between two upper and lower tensioning rollers change, thereby realizes adjusting film tension progress.

Description

Traction mechanism is used in packaging film production

Technical Field

The utility model relates to a film pulling equipment technical field specifically is a drive mechanism is used in packaging film production.

Background

The film is a thin and soft transparent sheet made of plastic, adhesive, rubber or other materials, and is scientifically explained as a 2-dimensional material formed by depositing atoms, molecules or ions on the surface of a substrate; for example, optical films, composite films, superconducting films, polyester films, nylon films, plastic films, etc.; the film is widely used in the industries of electronic and electric appliances, machinery, printing and the like; thin film materials refer to thin metal or organic layers with thicknesses ranging from a single atom to several millimeters; because of the wide use and properties of the film, the film needs to be spread and drawn away by using a device during its production.

Present drive mechanism can not adjust the rate of tension of film, and its each carry over pinch rolls is fixed structure mostly, and uncontrollable tension, at the traction in-process, the film is easy because take place not hard up and the phenomenon that leads to the fold takes place, influences product quality for its practicality is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drive mechanism is used in packaging film production to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a drive mechanism is used in packaging film production, includes the bottom plate and sets up in the curb plate at bottom plate upper surface both ends, two be provided with first elasticity adjustment mechanism and the second elasticity adjustment mechanism that two distribute from top to bottom between the curb plate, two the below department that lies in second elasticity adjustment mechanism between the curb plate is provided with two carry over pinch rolls and pinch rolls that distribute side by side, the axial region of carry over pinch roll passes through the bearing and rotates with the curb plate to be connected, just the motor of being connected with the carry over pinch roll axial region is installed through the backup pad to the lateral wall of curb plate, the pinch roll internal rotation is connected with the interior roller, be provided with the interval adjustment mechanism that can adjust the interval between pinch roll and the carry over pinch roll between both ends of interior roller and the curb plate.

As a further aspect of the present invention: first elasticity adjustment mechanism includes the tensioning roller, the tensioning roller internal rotation is connected with the connecting axle, the both ends of connecting axle are provided with U type frame, the surperficial middle part of U type frame is rotated through the bearing and is connected with first lead screw, first lead screw threaded connection has the mount, mount and two curb plate fixed connection, just the both ends of connecting axle and the lateral wall sliding connection of curb plate, second elasticity adjustment mechanism's structure is the same with first elasticity adjustment mechanism's structure.

As a further aspect of the present invention: the end part of the connecting shaft is provided with a stud with the diameter smaller than that of the connecting shaft, the side wall of the side plate is provided with a long round hole with the horizontally distributed width matched with the diameter of the stud, and the end part of the stud extends to the outer side of the long round hole and is in threaded connection with a nut.

As a further aspect of the present invention: the distance adjusting mechanism comprises a movable block fixedly connected with the end part of the inner roller, the side wall of the movable block is rotatably connected with a second lead screw through a bearing, and the side wall of the side plate is provided with an extension block in threaded connection with the second lead screw.

As a further aspect of the present invention: the lateral wall of curb plate is provided with the guide rail of horizontal distribution, movable block and guide rail sliding connection.

As the utility model discloses further scheme again: and turntables are arranged at the end parts of the first screw rod and the second screw rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a first elasticity adjustment mechanism and the setting of second elasticity adjustment mechanism of two upper and lower distributions, be convenient for adjust the rate of tension of film, through rotating two first lead screws from top to bottom, make horizontal position between two upper and lower tensioning rollers send the change, thereby make the horizontal distance between two upper and lower tensioning rollers change, thereby realize adjusting the film tensioning degree, can effectively avoid the film to take place not hard up in the transportation and lead to producing the phenomenon emergence of fold, guarantee the flat degree of whole film work, be difficult for playing the fold, increase the work effect, and adjust easy operation, the regulation through the screw thread mode, make the range of movement little, thereby realize accurate regulation, avoid because the range of regulation leads to dragging the phenomenon that the film is bad to take place greatly, and avoided the phenomenon that needs to adjust repeatedly to take place, and the work efficiency is improved.

2. Through the cooperation between carry over pinch rolls and the pinch rolls, can compress tightly the film to rotate through motor drive carry over pinch rolls, make the carry over pinch rolls drive the film and remove, through rotating the second lead screw, make the second lead screw drive the pinch rolls and remove, thereby adjust the interval between pinch rolls and the carry over pinch rolls, thereby realize adjusting the degree that compresses tightly to the film, guarantee the steady transport of film, guarantee tension stability, and adjust through the screw thread mode, make to adjust more accurate.

Drawings

Fig. 1 is a schematic structural view of a traction mechanism for producing a packaging film.

Fig. 2 is a right side view of fig. 1.

Fig. 3 is a schematic structural view of a first tightness adjusting mechanism in a traction mechanism for producing packaging films.

Fig. 4 is a top view of a pulling roll and a tensioning roll in a pulling mechanism for the production of packaging film.

In the figure: 1. a base plate; 2. a side plate; 3. a first tightness adjustment mechanism; 4. a second tightness adjustment mechanism; 5. a long round hole; 6. a traction roller; 7. a motor; 8. a pressure roller; 9. a spacing adjustment mechanism; 10. a tension roller; 11. a connecting shaft; 12. a stud; 13. a U-shaped frame; 14. a fixed mount; 15. a first lead screw; 16. an extension block; 17. a second lead screw; 18. a movable block; 19. a guide rail.

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.

Referring to fig. 1 to 4, in an embodiment of the present invention, a traction mechanism for producing a packaging film includes a bottom plate 1 and side plates 2 disposed at both ends of an upper surface of the bottom plate 1, two first tightness adjustment mechanisms 3 and two second tightness adjustment mechanisms 4 disposed up and down between the two side plates 2, the first tightness adjustment mechanism 3 includes a tension roller 10, a connection shaft 11 is rotatably connected to the tension roller 10, both ends of the connection shaft 11 are provided with U-shaped frames 13, a middle portion of a surface of the U-shaped frame 13 is rotatably connected to a first lead screw 15 through a bearing, the first lead screw 15 is threadedly connected to a fixing frame 14, the fixing frame 14 is fixedly connected to the two side plates 2, and both ends of the connection shaft 11 are slidably connected to side walls of the side plates 2, the second tightness adjustment mechanism 4 has the same structure as the first tightness adjustment mechanism 3, when in use, a film passes through the upper and lower two tension rollers 10 to move, when it is necessary to adjust the film, the film stretching progress is adjusted, the film is adjusted while the film is adjusted, the film is adjusted by rotating the upper and the lower two first lead to a change between the upper and lower rollers 10, thereby preventing the film from being deformed, and preventing the film from being easily adjusted, and preventing the film from being deformed, and preventing the film from being easily caused by a horizontal displacement of the connection shaft 11, and preventing the film from being deformed, and preventing the film from being easily caused by a change of the connection shaft, and preventing the film from being deformed, and preventing the film from being adjusted, and preventing the film from being easily caused by a wrinkle of the connection shaft 11, the side wall of the side plate 2 is provided with a long round hole 5 with the width horizontally distributed matched with the diameter of the stud 12, the end part of the stud 12 extends to the outer side of the long round hole 5 and is in threaded connection with a nut, the tensioning roller 10 is limited by the matching of the stud 12, the long round hole 5 and the nut, when the position of the tensioning roller 10 is adjusted, the nut is firstly unscrewed, the tensioning roller 10 can be adjusted, and after the adjustment is finished, the nut is screwed;

two traction rollers 6 and two compression rollers 8 which are distributed side by side are arranged between the two side plates 2 and are positioned below the second tightness adjusting mechanism 4, the shaft parts of the traction rollers 6 are rotationally connected with the side plates 2 through bearings, the side walls of the side plates 2 are provided with motors 7 connected with the shaft parts of the traction rollers 6 through supporting plates, the compression rollers 8 are rotationally connected with inner rollers, space adjusting mechanisms 9 capable of adjusting the space between the compression rollers 8 and the traction rollers 6 are arranged between the two ends of the inner rollers and the side plates 2, the space adjusting mechanisms 9 comprise movable blocks 18 fixedly connected with the end parts of the inner rollers, the side walls of the movable blocks 18 are rotationally connected with second lead screws 17 through bearings, the side walls of the side plates 2 are provided with extending blocks 16 in threaded connection with the second lead screws 17, and films can be compressed through the matching between the traction rollers 6 and the compression rollers 8, and drive carry over pinch rolls 6 through motor 7 and rotate, make carry over pinch rolls 6 drive the film and remove, through rotating second lead screw 17, make second lead screw 17 drive pinch rolls 8 and remove, thereby adjust the interval between pinch rolls 8 and carry over pinch rolls 6, thereby realize adjusting the degree of compressing tightly to the film, guarantee the steady transport of film, guarantee tension stability, and adjust through the screw thread mode, make the regulation more accurate, the lateral wall of curb plate 2 is provided with horizontally distributed's guide rail 19, movable block 18 and guide rail 19 sliding connection, through the cooperation between guide rail 19 and the movable block 18, good spacing effect has been played to the pinch rolls 8, the tip of first lead screw 15 and second lead screw 17 all is provided with the carousel, through the setting of carousel, be convenient for rotate first lead screw 15 and second lead screw 17.

The utility model discloses a theory of operation is:

during the use, make the film pass between two upper and lower tensioning rollers 10, and pass and be connected to the wind-up roll between carry over pinch rolls 6 and the pinch roll 8 on, through rotating first lead screw 15, adjust the horizontal position of two upper and lower tensioning rollers 10, thereby prolong the route of film, thereby the realization is adjusted the tensioning degree of film, and through rotating second lead screw 17, make second lead screw 17 drive pinch roll 8 and remove, thereby adjust the interval between carry over pinch rolls 8 and carry over pinch rolls 6, thereby realize adjusting the degree of compressing tightly to the film, guarantee the steady transport of film, guarantee tension stability.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a drive mechanism is used in packaging film production, includes bottom plate (1) and sets up in curb plate (2) at bottom plate (1) upper surface both ends, its characterized in that, two be provided with first elasticity adjustment mechanism (3) and the second elasticity adjustment mechanism (4) of two upper and lower distributions between curb plate (2), two the below department that lies in second elasticity adjustment mechanism (4) between curb plate (2) is provided with two carry over pinch rolls (6) and pinch rolls (8) that distribute side by side, the axial region of carry over pinch rolls (6) passes through the bearing and is connected with curb plate (2) rotation, just motor (7) of being connected with carry over pinch rolls (6) axial region are installed through the backup pad to the lateral wall of curb plate (2), the internal rotation of pinch rolls (8) is connected with the interior roller, be provided with interval adjustment mechanism (9) that can adjust the interval between pinch rolls (8) and carry over pinch rolls (6) between the both ends of interior roller and curb plate (2).

2. The traction mechanism for packaging film production according to claim 1, wherein the first tightness adjusting mechanism (3) comprises a tension roller (10), a connecting shaft (11) is rotationally connected in the tension roller (10), U-shaped frames (13) are arranged at two ends of the connecting shaft (11), a first lead screw (15) is rotationally connected to the middle part of the surface of each U-shaped frame (13) through a bearing, a fixing frame (14) is in threaded connection with the first lead screw (15), the fixing frame (14) is fixedly connected with the two side plates (2), two ends of the connecting shaft (11) are slidably connected with the side walls of the side plates (2), and the structure of the second tightness adjusting mechanism (4) is the same as that of the first tightness adjusting mechanism (3).

3. The traction mechanism for producing the packaging film as claimed in claim 2, wherein a stud (12) with a diameter smaller than that of the connecting shaft (11) is arranged at the end of the connecting shaft (11), an oblong hole (5) with a width horizontally distributed and matched with that of the stud (12) is arranged on the side wall of the side plate (2), and the end of the stud (12) extends to the outer side of the oblong hole (5) and is in threaded connection with a nut.

4. The traction mechanism for producing the packaging film as claimed in claim 2, wherein the spacing adjustment mechanism (9) comprises a movable block (18) fixedly connected with the end part of the inner roller, the side wall of the movable block (18) is rotatably connected with a second screw rod (17) through a bearing, and the side wall of the side plate (2) is provided with an extension block (16) in threaded connection with the second screw rod (17).

5. A traction mechanism for the production of packaging films according to claim 4, characterized in that the side walls of the side plates (2) are provided with horizontally distributed guide rails (19), and the movable block (18) is slidably connected with the guide rails (19).

6. The traction mechanism for producing packaging film according to claim 4, wherein the ends of the first screw (15) and the second screw (17) are provided with rotating discs.