CN216971490U

CN216971490U - Tensioning adjustment mechanism for rolling KPET (Kernel Key Performance) film

Info

Publication number: CN216971490U
Application number: CN202220445146.7U
Authority: CN
Inventors: 盛伟
Original assignee: Jiangxi Duosheng New Material Technology Co ltd
Current assignee: Jiangxi Duosheng New Material Technology Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-07-15
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses a tensioning adjusting mechanism for rolling a KPET film, which comprises a mounting frame, wherein guide rollers are rotatably arranged on the left side and the right side of the upper end surface of the mounting frame, lifting plates are respectively arranged on the left side and the right side of the upper end surface of the mounting frame, tensioning rollers are rotatably arranged on the upper end surface of each lifting plate, through holes are formed in the upper end surface of the mounting frame and below the tensioning rollers, threaded rods are fixedly connected to the middle of the bottom end surface of each lifting plate, the KPET film is connected with a rolling machine after sequentially bypassing the left guide roller, the left tensioning roller, the right tensioning roller and the right guide roller when the KPET film is rolled, when the tensioning degree of the KPET film is required to be adjusted, a hand wheel is rotated, a rotating sleeve on the left side and the right side is driven to reversely rotate when the hand wheel is rotated, the threaded blocks are driven to rotate when the rotating sleeve is rotated, the threaded rods are arranged on the threaded blocks in a penetrating way, and the tensioning rollers on the left side and the right side move relatively when the hand wheel is rotated, thereby the realization is adjusted the rate of tension of membrane book.

Description

Tensioning adjustment mechanism for rolling KPET (Kernel Key Performance) film

Technical Field

The utility model relates to the technical field of KPET film winding, in particular to a tensioning adjusting mechanism for KPET film winding.

Background

The KPET film is a packaging film with relatively comprehensive performance, and has good transparency and luster. When some products need to be packaged, the products are often coated with films, so that the appearance and the wear resistance of the products are improved.

When the formed KPET membrane is rolled, due to the lack of a corresponding adjusting tensioning structure, the rolled KPET membrane is only conveyed to a material rolling roller through a material guide roller to be rolled, so that the rolled geomembrane is easily wrinkled, the rolled KPET membrane is inconsistent in rolled thickness, and the subsequent use of the KPET membrane is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tensioning adjusting mechanism for winding a KPET (Kernel Key ET) film, which is used for solving the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a tensioning adjustment mechanism for rolling KPET membrane, includes the mounting bracket, the guide roll is all installed in the equal rotation in the upper end face left and right sides of mounting bracket, the lifter plate all is provided with in the upper end face left and right sides of mounting bracket, the tensioning roller is installed in the upper end face rotation of lifter plate, the through-hole has been seted up to the upper end face of mounting bracket and below being located the tensioning roller, the bottom of lifter plate middle part fixedly connected with threaded rod, the bottom of threaded rod passes the below of through-hole, the surface cover of threaded rod is equipped with the rotation cover, the rotation cover rotates through the bearing and installs the inside top lateral wall at the mounting bracket, the inner wall fixedly connected with thread block of rotation cover, threaded rod screw thread wears to establish on the thread block, the inside top left and right lateral walls of mounting bracket all fixedly connected with backup pad, the bull stick is worn to rotate in the backup pad, the equal fixedly connected with first conical gear of the relative one end of left and right bull stick, the outer surface fixing sleeve of the rotating sleeve is provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, the left end of the left rotating rod rotates to extend out of the left side of the mounting rack, the left end of the left rotating rod is fixedly connected with a hand wheel, a transmission rod is rotatably arranged between the inner left side wall and the inner right side wall of the mounting rack, the outer surface fixing sleeve of the left rotating rod is provided with a first chain wheel, the left side and the right side of the outer surface of the transmission rod are fixedly sleeved with a second chain wheel, a first chain is connected between the first chain wheel and the left side second chain wheel, a direction adjusting rod is rotatably arranged between the right side supporting plate and the inner right side wall of the mounting rack, the outer surface right side fixing sleeve of the direction adjusting rod is provided with a third chain wheel, a second chain is connected between the third chain wheel and the right side second chain wheel, the outer surface fixing sleeve of the right rotating rod is provided with a driven gear, and the outer surface left side fixing sleeve of the direction adjusting rod is provided with a driving gear, the driving gear is meshed with the driven gear.

Preferably, the bottom face of lifter plate fixedly connected with a plurality of slide bars, the slide bar slides and wears to establish out the below of mounting bracket, and the slide bar is connected with the fixed plate with the bottom of threaded rod jointly.

Preferably, the diameter of the through hole is larger than that of the threaded rod, and the threaded rod is not in contact with the through hole.

Preferably, the left end face and the right end face of the mounting frame are connected with mounting blocks in an integrated mode, and a plurality of mounting holes are formed in the upper end faces of the mounting blocks.

Preferably, the outer surface of the hand wheel is provided with anti-skid lines.

Preferably, the tension roller is arranged between the left and right guide rollers.

Compared with the prior art, the utility model has the beneficial effects that: the tensioning adjusting mechanism is convenient to use and simple to operate, when the tension degree of a film roll needs to be adjusted during rolling, the hand wheel is rotated, the rotating sleeves on the left side and the right side are driven to rotate oppositely when the hand wheel rotates, the threaded blocks are driven to rotate when the rotating sleeves rotate, and the threaded rods penetrate through the threaded blocks, so that the tensioning rollers on the left side and the right side move relatively when the hand wheel rotates, and the tension degree of the film roll is adjusted; the arranged sliding rod can not only enable the tensioning roller to stably move up and down, but also limit the threaded rod, so that the phenomenon that the threaded rod is driven by the rotating sleeve to be self-transmitted and the tensioning degree cannot be adjusted is avoided; the tensioning device can be conveniently installed at a proper position on the winding machine through the installation hole in the installation block.

Drawings

Fig. 1 is a schematic front sectional view of a main body structure of a tensioning adjusting mechanism for winding a KPET film;

fig. 2 is a schematic front view of a main body structure of a tensioning adjusting mechanism for winding a KPET film.

In the figure: 1-a mounting frame, 2-a supporting plate, 3-a hand wheel, 4-a sliding rod, 5-a guide roller, 6-a lifting plate, 7-a tensioning roller, 8-a threaded rod, 9-a through hole, 10-a rotating sleeve, 11-a driven gear, 12-a rotating rod, 13-a driving gear, 14-a steering rod, 15-a second chain, 16-a threaded block, 17-a transmission rod, 18-a second conical gear, 19-a fixing plate, 20-a first conical gear, 21-a first chain, 22-a mounting hole and 23-a mounting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-2, a tensioning adjusting mechanism for winding a KPET film comprises a mounting frame 1, wherein guide rollers 5 are rotatably mounted on the left and right sides of the upper end surface of the mounting frame 1, lifting plates 6 are arranged on the left and right sides of the upper end surface of the mounting frame 1, tensioning rollers 7 are rotatably mounted on the upper end surface of the lifting plates 6, through holes 9 are formed in the upper end surface of the mounting frame 1 and below the tensioning rollers 7, a threaded rod 8 is fixedly connected to the middle of the bottom end surface of the lifting plates 6, the bottom end of the threaded rod 8 penetrates through the through holes 9, a rotating sleeve 10 is sleeved on the outer surface of the threaded rod 8, the rotating sleeve 10 is rotatably mounted on the side wall of the inner top of the mounting frame 1 through a bearing, a threaded block 16 is fixedly connected to the inner wall of the rotating sleeve 10, threads of the threaded rod 8 are arranged on the threaded block 16 in a penetrating manner, and supporting plates 2 are fixedly connected to the left and right side walls of the inner top of the mounting frame 1, the rotating rod 12 is penetrated through in the rotation of the supporting plate 2, the first bevel gear 20 of the relative one end of the left rotating rod 12 and the right rotating rod 12 is fixedly connected with, the second bevel gear 18 is installed on the outer surface fixing sleeve of the rotating sleeve 10, the first bevel gear 20 is meshed with the second bevel gear 18, the left end of the left rotating rod 12 is rotated to stretch out the left side of the mounting frame 1, the hand wheel 3 is fixedly connected with the left end of the left rotating rod 12, the transmission rod 17 is installed between the inner left side wall and the inner right side wall of the mounting frame 1 in a rotating way, the first chain wheel is installed on the outer surface fixing sleeve of the left rotating rod 12, the second chain wheel is installed on the outer left side and the right side of the transmission rod 17 in a fixed way, the first chain wheel 21 is connected between the first chain wheel and the left side second chain wheel, the steering rod 14 is installed on the inner right side wall of the right supporting plate 2 and the mounting frame 1 in a rotating way, the third chain wheel is installed on the outer surface right side of the steering rod 14, a second chain 15 is connected between the third chain wheel and the right second chain wheel, a driven gear 11 is fixedly sleeved on the outer surface of the right rotating rod 12, a driving gear 13 is fixedly sleeved on the left side of the outer surface of the steering rod 14, and the driving gear 13 is meshed with the driven gear 11.

When the KPET film is rolled, the KPET film is sequentially wound around a left guide roller 5, a left and a right tensioning rollers 7 and a right guide roller 5 and then is connected with a rolling machine, when the tension degree of the film roll needs to be adjusted, a hand wheel 3 is rotated, the hand wheel 3 is rotated to drive a left rotating rod 12 to rotate, a first chain 21 is connected between a first chain wheel and a left second chain wheel, the rotating rod 12 drives a transmission rod 17 to rotate in the forward direction, a second chain 15 is connected between a third chain wheel and a right second chain wheel, the transmission rod 17 drives a steering rod 14 to rotate in the forward direction, a driving gear 13 is meshed with a driven gear 11, the transmission rod 17 drives the right rotating rod 12 to rotate in the reverse direction, the hand wheel 3 drives the left and the right rotating sleeves 10 to rotate in the reverse direction, the rotating sleeves 10 drives a threaded block 16 to rotate, and a threaded rod 8 is threaded on the threaded block 16, and then the tensioning rollers 7 on the left and right sides move relatively when the hand wheel 3 rotates, thereby realizing the adjustment of the tension of the film roll.

The bottom face fixedly connected with of lifter plate 6 has a plurality of slide bars 4, slide bar 4 slides and wears to appear the below of mounting bracket 1, and slide bar 4 and threaded rod 8's bottom is connected with fixed plate 19 jointly.

The slide bar 4 that sets up can not only make tensioning roller 7 stabilize up-and-down motion, can carry out spacingly to threaded rod 8 simultaneously, avoids rotating the cover 10 and drives threaded rod 8 and from passing and not playing the effect of adjusting the rate of tension.

The diameter of the through hole 9 is larger than that of the threaded rod 8, and the threaded rod 8 is not in contact with the through hole 9.

The left end face and the right end face of the mounting rack 1 are connected with a mounting block 23 in an integrated mode, and a plurality of mounting holes 22 are formed in the upper end face of the mounting block 23.

The present tensioner can be conveniently mounted in place on the winder through mounting holes 22 in mounting block 23.

The outer surface of the hand wheel 3 is provided with anti-skid lines.

The tension roller 7 is arranged between the guide rollers 5 on the left and right sides.

In the present invention, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only terms of relationships determined for convenience of describing structural relationships of the parts or elements of the present invention, and are not intended to refer to any parts or elements of the present invention, and are not to be construed as limiting the present invention.

Claims

1. The utility model provides a tensioning adjustment mechanism is used in rolling of KPET membrane, includes mounting bracket (1), its characterized in that: the guide roller (5) is installed on the left side and the right side of the upper end face of the mounting frame (1) in a rotating mode, the lifting plate (6) is arranged on the left side and the right side of the upper end face of the mounting frame (1), the tensioning roller (7) is installed on the upper end face of the lifting plate (6) in a rotating mode, a through hole (9) is formed in the upper end face of the mounting frame (1) and located below the tensioning roller (7), a threaded rod (8) is fixedly connected to the middle of the bottom end face of the lifting plate (6), the bottom end of the threaded rod (8) penetrates through the lower portion of the through hole (9), a rotating sleeve (10) is sleeved on the outer surface of the threaded rod (8), the rotating sleeve (10) is installed on the side wall of the inner top of the mounting frame (1) through rotation of a bearing, a threaded block (16) is fixedly connected to the inner wall of the rotating sleeve (10), threads of the threaded rod (8) penetrate through the threaded block (16), and a support plate (2) is fixedly connected to the left side wall and the right side wall of the inner top of the mounting frame (1), the rotary rod (12) is penetrated through in the support plate (2) in a rotating mode, a first bevel gear (20) is fixedly connected to the opposite end of the left side rotary rod and the opposite end of the right side rotary rod (12), a second bevel gear (18) is fixedly connected to the outer surface of the rotary sleeve (10), the first bevel gear (20) is meshed with the second bevel gear (18), the left end of the left side rotary rod (12) rotates to extend out of the left side of the mounting frame (1), a hand wheel (3) is fixedly connected to the left end of the left side rotary rod (12), a transmission rod (17) is rotatably installed between the inner left side wall and the inner right side wall of the mounting frame (1), a first chain wheel is fixedly sleeved on the outer surface of the left side rotary rod (12), a second chain wheel is fixedly sleeved on the outer surface of the transmission rod (17), a first chain (21) is connected between the first chain wheel and the left side second chain wheel, a steering rod (14) is rotatably installed between the inner right side wall of the right side support plate (2) and the mounting frame (1), transfer fixed cover in surface right side of pole (14) to be equipped with the third sprocket, be connected with second chain (15) between third sprocket and the right side second sprocket, the fixed cover in surface of right side bull stick (12) is equipped with driven gear (11), the fixed cover in surface left side of transferring pole (14) is equipped with driving gear (13), driving gear (13) and driven gear (11) meshing.

2. The tensioning adjustment mechanism for winding a KPET film according to claim 1, wherein: the bottom face fixedly connected with of lifter plate (6) a plurality of slide bars (4), slide bar (4) slide and wear to establish the below of mounting bracket (1), and the bottom of slide bar (4) and threaded rod (8) is connected with fixed plate (19) jointly.

3. The tensioning adjustment mechanism for winding a KPET film according to claim 2, wherein: the diameter of the through hole (9) is larger than that of the threaded rod (8), and the threaded rod (8) is not in contact with the through hole (9).

4. The tensioning adjustment mechanism for winding a KPET film according to claim 3, wherein: the left end face and the right end face of the mounting frame (1) are connected with a mounting block (23) in an integrated mode, and a plurality of mounting holes (22) are formed in the upper end face of the mounting block (23).

5. The tensioning adjustment mechanism for winding a KPET film according to claim 4, wherein: the outer surface of the hand wheel (3) is provided with anti-skid lines.

6. The tensioning adjustment mechanism for winding a KPET film according to claim 5, wherein: and the tensioning rollers (7) are arranged between the guide rollers (5) on the left side and the right side.