CN217577659U

CN217577659U - Tensioning mechanism of high-wear-resistance PVC (polyvinyl chloride) film

Info

Publication number: CN217577659U
Application number: CN202221081990.2U
Authority: CN
Inventors: 曾亮; 方建专
Original assignee: Zhejiang Hongshida Technology Co ltd
Current assignee: Zhejiang Hongshida Technology Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-10-14
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses a tensioning mechanism of a high wear-resistant PVC film, which relates to the technical field of tensioning mechanisms and comprises a U-shaped frame and a tensioning assembly; u-shaped frame: the side surface of the U-shaped frame is connected with two corresponding connecting frames in a sliding manner, the lower side surfaces of the two connecting frames are fixed with mounting frames, and the side surface of the U-shaped frame is provided with a moving assembly; the tensioning assembly is as follows: contain guide post, spacing post, T shape fixture block and bolt, the inside of mounting bracket is rotated and is connected with the guide post, two corresponding draw-in grooves have been seted up on the leading flank of mounting bracket, the inside of draw-in groove is provided with spacing post, the inside joint of draw-in groove has T shape fixture block, T shape fixture block passes through two bolt fastening on the leading flank of mounting bracket, through setting up the tensioning subassembly with PVC membrane tensioning, the removal subassembly contains motor, gear and pinion rack, the inside of connecting frame is rotated and is connected with two corresponding gears, can be at the in-process of rolling according to demand adjustment rate of tension.

Description

Tensioning mechanism of high-wear-resistance PVC (polyvinyl chloride) film

Technical Field

The utility model relates to a straining device technical field specifically is the straining device of high wear-resisting PVC membrane.

Background

The PVC is mainly composed of polyvinyl chloride, is yellowish and semitransparent, has luster, has transparency superior to that of polyethylene and polypropylene, is inferior to that of polystyrene, is divided into soft and hard polyvinyl chloride according to different additive consumption, is soft and tough, feels sticky, has hardness higher than that of low-density polyethylene and lower than that of polypropylene, and can generate a whitening phenomenon at a folding part.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide the straining device of high wear-resisting PVC membrane, can be at the in-process of rolling according to demand adjustment rate of tension, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the tensioning mechanism of the high-wear-resistance PVC film comprises a U-shaped frame and a tensioning assembly;

u-shaped frame: the side surface of the U-shaped frame is connected with two corresponding connecting frames in a sliding manner, the lower side surfaces of the two connecting frames are fixed with mounting frames, and the side surface of the U-shaped frame is provided with a moving assembly;

the tensioning assembly is as follows: contain guide post, spacing post, T shape fixture block and bolt, the inside of mounting bracket is rotated and is connected with the guide post, two corresponding draw-in grooves have been seted up on the leading flank of mounting bracket, the inside of draw-in groove is provided with spacing post, the inside joint of draw-in groove has T shape fixture block, T shape fixture block passes through two bolt fastening on the leading flank of mounting bracket, through setting up the tensioning subassembly with PVC membrane tensioning.

Further, the removal subassembly contains motor, gear and pinion rack, the inside rotation of connection frame is connected with two corresponding gears, install two corresponding motors on the side of connection frame, the output shaft of motor is fixed on the terminal surface of gear, two corresponding bar holes have been seted up to the left and right sides of U-shaped frame, the gear is located the inside in bar hole, the inside in bar hole is fixed with the pinion rack, the pinion rack meshes with the gear mutually, the output of external control switch group is connected to the input electricity of motor, drives the tensioning subassembly through setting up the removal subassembly and removes.

Further, still include limiting plate and electric telescopic handle, the limiting plate is provided with two, and the limiting plate of downside is fixed on the right flank of U-shaped frame, installs two corresponding electric telescopic handle on the downside of limiting plate, fixes on the downside of the limiting plate of upside on two electric telescopic handle's the flexible arm, the output of external control switch group is connected to electric telescopic handle's input electricity, flattens the PVC membrane through setting up the limiting plate.

Furthermore, a fixing groove is formed in the upper side face of the limiting plate, and a rubber pad is fixed inside the fixing groove.

Furthermore, a groove is formed in the right side face of the limiting plate, a connecting column is rotatably connected to the inner portion of the groove, and the PVC film is guided through the connecting column.

Furthermore, two corresponding fixing plates are fixed on the left side and the right side of the U-shaped frame, fixing holes are formed in the upper side faces of the fixing plates, and the U-shaped frame is fixed through the fixing plates and the fixing holes.

Compared with the prior art, the beneficial effects of the utility model are that: this straining device of high wear-resisting PVC membrane has following benefit:

make in-process that uses when the radius increase of winding PVC membrane book on the wind-up roll periphery through setting up tensioning assembly and removal subassembly, start two motors and make the mounting bracket rebound, will drive guide post and spacing post rebound at the in-process of mounting bracket rebound, guide post and spacing post rebound drive PVC membrane rebound between the two to adjust the rate of tension, can effectively avoid the PVC membrane fracture to appear after the regulation.

Drawings

FIG. 1 is a schematic front side view of the present invention;

fig. 2 is a schematic diagram of the rear side structure of the present invention.

In the figure: 1U-shaped frame, 2 link frame, 3 tensioning assembly, 31 guide post, 32 spacing post, 33T fixture block, 34 bolts, 4 removal subassemblies, 41 motors, 42 gears, 43 pinion rack, 5 limiting plates, 6 electric telescopic handle, 7 rubber pads, 8 spliced poles, 9 fixed plates, 10 fixed orificess, 11 mounting brackets.

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. 1-2, the present embodiment provides the following technical solutions: the tensioning mechanism of the high-wear-resistance PVC film comprises a U-shaped frame 1 and a tensioning assembly 3;

u-shaped frame 1: the side surface of the connecting frame is connected with two corresponding connecting frames 2 in a sliding mode, the mounting frame 11 is fixed on the lower side surfaces of the two connecting frames 2, the moving assembly 4 is installed on the side surface of the U-shaped frame 1, the moving assembly 4 comprises a motor 41, a gear 42 and a toothed plate 43, the inside of the connecting frame 2 is connected with the two corresponding gears 42 in a rotating mode, the two corresponding motors 41 are installed on the side surface of the connecting frame 2, the output shafts of the motors 41 are fixed on the end surfaces of the gears 42, the left side and the right side of the U-shaped frame 1 are provided with two corresponding strip-shaped holes, the gear 42 is located inside the strip-shaped holes, the toothed plate 43 is fixed inside the strip-shaped holes, the toothed plate 43 is meshed with the gear 42, the input end of the motor 41 is electrically connected with the output end of an external control switch group, and the tensioning assembly 3 is driven to move by the arrangement of the moving assembly 4;

the tension assembly 3: contain guide post 31, spacing post 32, T shape fixture block 33 and bolt 34, the inside of mounting bracket 11 is rotated and is connected with guide post 31, has seted up two corresponding draw-in grooves on the leading flank of mounting bracket 11, the inside of draw-in groove is provided with spacing post 32, the inside joint of draw-in groove has T shape fixture block 33, T shape fixture block 33 passes through two bolts 34 to be fixed on the leading flank of mounting bracket 11, through setting up tensioning subassembly 3 with PVC membrane tensioning.

Wherein: still include limiting plate 5 and electric telescopic handle 6, limiting plate 5 is provided with two, and limiting plate 5 of downside is fixed on the right flank of U-shaped frame 1, installs two corresponding electric telescopic handle 6 on the downside of limiting plate 5 of downside, fixes on the flexible arm of two electric telescopic handle 6 on the downside of limiting plate 5 of upside, and the output of external control switch group is connected to electric telescopic handle 6's input electricity, flattens the PVC membrane through setting up limiting plate 5.

Wherein: the upper side surface of the limiting plate 5 is provided with a fixed groove, and a rubber pad 7 is fixed inside the fixed groove.

Wherein: the limiting plate 5 is provided with a groove on the right side face, the inside of the groove is rotatably connected with a connecting column 8, and the PVC film is guided by the connecting column 8.

Wherein: two corresponding fixing plates 9 are fixed on the left side and the right side of the U-shaped frame 1, fixing holes 10 are formed in the upper side face of each fixing plate 9, and the U-shaped frame 1 is fixed through the fixing plates 9 and the fixing holes 10.

The utility model provides a straining device of high wear-resisting PVC membrane's theory of operation as follows: insert into going on between guide post 31 and spacing post 32 with the PVC membrane at first, then control electric telescopic handle 6 and drive limiting plate 5 downstream of upside and compress tightly the PVC membrane, it is fixed on the wind-up roll of coiling mechanism with the left end of PVC membrane after compressing tightly, it drives the wind-up roll rotation and carries out the rolling to the PVC membrane to start the coiling mechanism after fixed, the radius of winding PVC membrane book increases gradually on the in-process wind-up roll periphery of rolling, it makes mounting bracket 11 rebound to start two motors 6 at its in-process of increase, in-process that mounting bracket 11 upshifted will drive guide post 31 and spacing post 32 and upwards remove, guide post 31 and spacing post 32 upwards remove and drive PVC membrane rebound between the two, thereby adjust the rate of tension, can effectively avoid the PVC membrane fracture to appear after the regulation.

It should be noted that the external control switch set disclosed in the above embodiments is provided with buttons corresponding to the motors 41 and the electric telescopic rods 6 one to one.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. Straining device of high abrasion PVC membrane, its characterized in that: comprises a U-shaped frame (1) and a tensioning assembly (3);

u-shaped frame (1): the side surface of the U-shaped frame (1) is connected with two corresponding connecting frames (2) in a sliding manner, the lower side surfaces of the two connecting frames (2) are fixed with mounting frames (11), and the side surface of the U-shaped frame (1) is provided with a moving assembly (4);

tensioning assembly (3): contain guide post (31), spacing post (32), T shape fixture block (33) and bolt (34), the inside of mounting bracket (11) is rotated and is connected with guide post (31), two corresponding draw-in grooves have been seted up on the leading flank of mounting bracket (11), the inside of draw-in groove is provided with spacing post (32), the inside joint of draw-in groove has T shape fixture block (33), T shape fixture block (33) are fixed on the leading flank of mounting bracket (11) through two bolt (34).

2. The tensioning mechanism for high abrasion resistance PVC films according to claim 1, characterized in that: remove subassembly (4) and contain motor (41), gear (42) and pinion rack (43), the inside of connecting frame (2) is rotated and is connected with two corresponding gears (42), install two corresponding motor (41) on the side of connecting frame (2), the output shaft of motor (41) is fixed on the terminal surface of gear (42), two corresponding bar holes have been seted up to the left and right sides of U-shaped frame (1), gear (42) are located the inside in bar hole, the inside in bar hole is fixed with pinion rack (43), pinion rack (43) mesh with gear (42), the output of external control switch group is connected to the input electricity of motor (41).

3. The tensioning mechanism of high abrasion PVC membrane according to claim 1, characterized in that: still include limiting plate (5) and electric telescopic handle (6), limiting plate (5) are provided with two, and limiting plate (5) of downside are fixed on the right flank of U-shaped frame (1), install two corresponding electric telescopic handle (6) on the downside of limiting plate (5) of downside, fix on the downside of the limiting plate (5) of upside on the flexible arm of two electric telescopic handle (6), the output of external control switch group is connected to the input electricity of electric telescopic handle (6).

4. The tensioning mechanism of high abrasion PVC membrane according to claim 3, characterized in that: the upper side surface of the limiting plate (5) is provided with a fixing groove, and a rubber pad (7) is fixed inside the fixing groove.

5. The tensioning mechanism of high abrasion PVC membrane according to claim 3, characterized in that: a groove is formed in the right side face of the limiting plate (5), and a connecting column (8) is rotatably connected to the inside of the groove.

6. The tensioning mechanism of high abrasion PVC membrane according to claim 1, characterized in that: two corresponding fixing plates (9) are fixed on the left side and the right side of the U-shaped frame (1), and fixing holes (10) are formed in the upper side faces of the fixing plates (9).