CN219133221U

CN219133221U - PVC film traction device

Info

Publication number: CN219133221U
Application number: CN202222643462.8U
Authority: CN
Inventors: 周阳; 张建荣
Original assignee: Changzhou Zhonghuan New Material Technology Co ltd
Current assignee: Changzhou Zhonghuan New Material Technology Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-06-06
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses a PVC film traction device, comprising: the bottom plate, the concave plate, the top at the bottom plate is installed to the concave plate, adjusts guiding mechanism, it sets up on the concave plate to adjust guiding mechanism, it includes servo motor and two guide rolls to adjust guiding mechanism, servo motor's quantity is two and installs the bottom at the concave plate inner wall respectively, the threaded rod is installed on servo motor output shaft's top, and the surface of two threaded rods passes through movable plate threaded connection, the dancer roll is installed at the top of movable plate, a rolling section of thick bamboo sets up the inside at the concave plate, spacing fixed establishment sets up on the concave plate. According to the utility model, the tension degree is conveniently and automatically adjusted by mutually matching the servo motor, the guide roller, the threaded rod, the moving plate and the adjusting roller, so that the phenomenon of loosening during film winding is avoided, manual adjustment is avoided, the adjusting process is simple, and the adjusting efficiency and the practicability are improved.

Description

PVC film traction device

Technical Field

The utility model relates to the technical field of PVC film traction, in particular to a PVC film traction device.

Background

PVC film, the main component is polyvinyl chloride, other components are added in addition to strengthen heat resistance, toughness, ductility and the like, and the PVC film needs to be rolled up through a traction device after processing.

According to application number CN202122247584.0, the utility model discloses a plastic blown film traction device with a controllable tensioning diameter, and particularly relates to the field of film blowing. When the utility model is normally used, the traction roller is firstly downwards adjusted, the lower surface of the traction roller supports the passing film to roll, when the traction roller is adjusted, the traction roller is only required to be held by a hand to rotate, at the moment, the gear is meshed with the rack, and the rack vertically moves downwards in the guide groove, so that the sliding plate is driven to descend, and the effect of downwards adjusting the traction roller is obtained; the tension degree of the traction device in the above case is adjusted manually, so that the labor force is increased, the adjustment efficiency is reduced, and meanwhile, the winding drum is inconvenient to detach and replace, so that the normal use of the traction device is affected, and the practicability is reduced.

Disclosure of Invention

The utility model aims to provide a PVC film traction device to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: PVC film draw gear includes:

a bottom plate;

a recess plate installed at the top of the bottom plate;

the adjusting guide mechanism is arranged on the concave plate and comprises two servo motors and two guide rollers, the servo motors are respectively arranged at the bottom of the inner wall of the concave plate, threaded rods are arranged at the top ends of output shafts of the servo motors, the surfaces of the two threaded rods are in threaded connection through a moving plate, and the top of the moving plate is provided with the adjusting rollers;

the winding drum is arranged in the concave plate;

the limiting and fixing mechanism is arranged on the concave plate.

Preferably, the guide roller is mounted on the inner wall of the recess plate.

Preferably, the limit fixing mechanism comprises a rotating motor and a rolling bearing, the rotating motor is arranged on the left side of the back surface of the concave plate, the front end of an output shaft of the rotating motor penetrates through the concave plate and extends to the inside of the concave plate, the rolling bearing is arranged in a groove on the front surface of the inner wall of the concave plate and corresponds to the position of the rotating motor, the inner wall of the rolling bearing is movably connected with a fixed shaft, and the front end of the output shaft of the rotating motor and the rear end of the fixed shaft are both provided with rotating blocks.

Preferably, the front and the back of the winding drum are both provided with connecting shafts, and one end of each connecting shaft, which is far away from the winding drum, is provided with an annular block.

Preferably, one side of the rotating block far away from the annular block is provided with two fixing bolts in threaded connection with the annular block.

Preferably, the front and the back of the inner wall of the concave plate and the positions corresponding to the winding cylinders are provided with jacking blocks, the tops of the jacking blocks are provided with supporting blocks matched with the connecting shafts, and steel balls are movably connected in grooves at the tops of the supporting blocks.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the tension degree is conveniently and automatically adjusted by mutually matching the servo motor, the guide roller, the threaded rod, the moving plate and the adjusting roller, so that the phenomenon of loosening during film winding is avoided, manual adjustment is avoided, the adjusting process is simple, and the adjusting efficiency and the practicability are improved.

2. According to the utility model, the rotating motor, the rolling bearing, the fixed shaft, the rotating block, the connecting shaft, the annular block, the fixed bolt, the jacking block, the supporting block and the steel balls are matched with each other, so that the winding drum is convenient to detach and replace, the stability of the winding drum in operation is ensured, and the normal use of the traction device is prevented from being influenced.

Drawings

FIG. 1 is a cross-sectional view of a front view of the structure of the present utility model;

FIG. 2 is a cross-sectional view of a side view of the recess plate, take-up reel and spacing fixture of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2A in accordance with the present utility model;

FIG. 4 is a schematic perspective view of the recess plate, take-up reel and spacing fixing mechanism of the present utility model;

fig. 5 is a schematic perspective view of the top block, the supporting block and the steel balls according to the present utility model.

In the figure: 1 a bottom plate, 11 concave plates, 12 winding drums, 2 an adjusting guide mechanism, 21 a servo motor, 22 guide rollers, 23 threaded rods, 24 moving plates, 25 adjusting rollers, 3 a limiting and fixing mechanism, 31 a rotating motor, 32 rolling bearings, 33 fixed shafts, 34 rotating blocks, 35 connecting shafts, 36 annular blocks, 37 fixed bolts, 38 jacking blocks, 39 supporting blocks and 310 steel balls.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a pvc film pulling apparatus comprising: a base plate 1 and a recess plate 11, the recess plate 11 being mounted on top of the base plate 1.

The adjusting and guiding mechanism 2, the adjusting and guiding mechanism 2 is arranged on the concave plate 11, the adjusting and guiding mechanism 2 comprises two servo motors 21 and two guiding rollers 22, the servo motors 21 are respectively arranged at the bottom of the inner wall of the concave plate 11, the top ends of output shafts of the servo motors 21 are fixedly connected with threaded rods 23, the surfaces of the two threaded rods 23 are in threaded connection with each other through a moving plate 24, the front surface and the back surface of the moving plate 24 are respectively in sliding contact with the inner wall of the concave plate 11, the top of the moving plate 24 is fixedly connected with an adjusting roller 25, and the guiding rollers 22 are arranged on the inner wall of the concave plate 11.

The servo motor 21 is started, the servo motor 21 drives the threaded rod 23 to rotate through the output shaft, the threaded rod 23 drives the movable plate 24 to move upwards or downwards, the movable plate 24 drives the regulating roller 25 to move upwards or downwards, and accordingly the tension degree during film transmission is adjusted, the tension degree is adjusted conveniently and automatically through the mutual matching of the servo motor 21, the guide roller 22, the threaded rod 23, the movable plate 24 and the regulating roller 25, the phenomenon of loosening during film winding is avoided, manual adjustment is avoided, the adjusting process is simple, and the adjusting efficiency and the practicability are improved.

A winding drum 12, the winding drum 12 being arranged inside the recess plate 11.

The limiting and fixing mechanism 3, limiting and fixing mechanism 3 is arranged on the concave plate 11, limiting and fixing mechanism 3 comprises a rotating motor 31 and a rolling bearing 32, the rotating motor 31 is arranged on the left side of the back surface of the concave plate 11, the front end of an output shaft of the rotating motor 31 penetrates through the concave plate 11 and extends to the inside of the concave plate 11, the rolling bearing 32 is arranged in a groove on the front surface of the inner wall of the concave plate 11 and corresponds to the position of the rotating motor 31, a fixed shaft 33 is movably connected to the inner wall of the rolling bearing 32, the front end of the output shaft of the rotating motor 31 and the rear end of the fixed shaft 33 are fixedly connected with a rotating block 34, the front surface and the back surface of the winding drum 12 are fixedly connected with a connecting shaft 35, one end of the connecting shaft 35, which is far away from the winding drum 12, of the rotating block 34 is fixedly connected with an annular block 36, one side, which is close to the annular block 36, of the rotating block 34 is contacted with the annular block 36, of the fixing bolts 37 which are in threaded connection with the annular block 36, the front surface and the back surface of the inner wall of the concave plate 11 and the position of the corresponding winding drum 12 are fixedly connected with a top block 38, the top block 39 is fixedly connected with a supporting block 39 which is matched with the connecting shaft 35, and the top of the supporting block 39, and one end of the supporting block 39 is contacted with the steel ball 310, and one end of the steel ball is contacted with the rotating shaft 310, and the steel ball is contacted with the rotating shaft 310.

Through the mutual cooperation of the rotating motor 31, the rolling bearing 32, the fixed shaft 33, the rotating block 34, the connecting shaft 35, the annular block 36, the fixed bolt 37, the top block 38, the supporting block 39 and the steel balls 310, the winding drum 12 is convenient to detach and replace, meanwhile, the stability of the winding drum 12 during operation is ensured, and the normal use of the traction device is avoided being influenced.

When the film winding device is used, the rotating motor 31 is started, the rotating motor 31 drives the winding drum 12 to wind the film through the output shaft, when the winding drum 12 needs to be dismounted in the later period, the fixing bolt 37 is loosened, the fixing bolt 37 and the annular block 36 are separated, then the winding drum 12 is pulled upwards, and the winding drum 12 drives the connecting shaft 35 and the steel balls 310 to be separated, so that the dismounting can be completed.

To sum up: the PVC film traction device solves the problems in the prior art by the mutual matching of the servo motor 21, the guide roller 22, the threaded rod 23, the moving plate 24 and the adjusting roller 25, and the mutual matching of the rotating motor 31, the rolling bearing 32, the fixed shaft 33, the rotating block 34, the connecting shaft 35, the annular block 36, the fixed bolt 37, the top block 38, the supporting block 39 and the steel balls 310.

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

Claims

PVC film draw gear, its characterized in that includes:

a bottom plate (1);

a concave plate (11), the concave plate (11) is arranged on the top of the bottom plate (1);

the adjusting guide mechanism (2), the adjusting guide mechanism (2) is arranged on the concave plate (11), the adjusting guide mechanism (2) comprises two servo motors (21) and two guide rollers (22), the servo motors (21) are respectively arranged at the bottoms of the inner walls of the concave plate (11), threaded rods (23) are arranged at the top ends of output shafts of the servo motors (21), the surfaces of the two threaded rods (23) are in threaded connection through a movable plate (24), and adjusting rollers (25) are arranged at the tops of the movable plate (24);

a winding drum (12), wherein the winding drum (12) is arranged in the concave plate (11);

the limiting and fixing mechanism (3), and the limiting and fixing mechanism (3) is arranged on the concave plate (11).
2. The PVC film pulling apparatus of claim 1, wherein: the guide roller (22) is arranged on the inner wall of the concave plate (11).
3. The PVC film pulling apparatus of claim 1, wherein: the limiting and fixing mechanism (3) comprises a rotating motor (31) and a rolling bearing (32), the rotating motor (31) is arranged on the left side of the back of the concave plate (11), the front end of an output shaft of the rotating motor (31) penetrates through the concave plate (11) and extends to the inside of the concave plate, the rolling bearing (32) is arranged in a groove on the front side of the inner wall of the concave plate (11) and corresponds to the position of the rotating motor (31), a fixed shaft (33) is movably connected to the inner wall of the rolling bearing (32), and a rotating block (34) is arranged at the front end of the output shaft of the rotating motor (31) and the rear end of the fixed shaft (33).
4. The PVC film pulling apparatus of claim 1, wherein: the front and the back of the winding drum (12) are both provided with connecting shafts (35), and one end, far away from the winding drum (12), of each connecting shaft (35) is provided with an annular block (36).
5. A PVC film pulling device according to claim 3, wherein: two fixing bolts (37) in threaded connection with the annular block (36) are arranged on one side, far away from the annular block (36), of the rotating block (34).
6. The PVC film pulling apparatus of claim 5, wherein: the front and the back of the inner wall of the concave plate (11) are provided with jacking blocks (38) corresponding to the positions of the winding drums (12), the tops of the jacking blocks (38) are provided with supporting blocks (39) matched with the connecting shafts (35), and steel balls (310) are movably connected in grooves in the tops of the supporting blocks (39).