CN221396315U

CN221396315U - Winding film pressing device

Info

Publication number: CN221396315U
Application number: CN202323452788.3U
Authority: CN
Inventors: 程圆; 张亮; 阮俊; 张靖; 龚丽; 姜欢欢
Original assignee: Anhui Ronghui Packaging Technology Co ltd
Current assignee: Anhui Ronghui Packaging Technology Co ltd
Priority date: 2023-12-18
Filing date: 2023-12-18
Publication date: 2024-07-23
Anticipated expiration: 2033-12-18

Abstract

The utility model discloses a winding film pressing device, which comprises a workbench, wherein one end of the top of the workbench is fixed with a back support frame, and the upper part of the workbench is also provided with a chute; the film pressing mechanism comprises n-type hanging frames horizontally arranged below the flat section on the upper portion of the back support frame, adjusting guide grooves are formed in two ends of the inner side of the lower portion of each n-type hanging frame, each adjusting guide groove is connected with a first sliding block in an up-down sliding mode, two sides of each adjusting guide groove are provided with pinch rollers in a rotating mode on the opposite side of the first sliding block, when the film pressing mechanism is used, when a roller rolls an fed winding film, ultrasonic distance meters located on two sides of the film body can detect the distance between winding films close to the positioning plate in real time, a control end can judge the range of the winding film, which is deviated to one side, according to the average value of the distance values on two sides, and then a driving assembly is controlled to drive the U-shaped frame and the roller to carry out corresponding moving fine adjustment, dislocation and poor winding quality of the winding film can be effectively reduced when the winding film is wound, and the use requirement of the film pressing device is met.

Description

Winding film pressing device

Technical Field

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

Background

The winding film is called as a stretching film and a heat shrinkage film, the PE stretching film adopts EVA as a self-adhesive material, but has high cost and taste, PIB and VLDPE are adopted as self-adhesive materials for later development, and LLDPE is adopted as a base material, and the base material comprises C4, C6, C8 and metallocene PE; the winding film pressing device is a device for applying pressure to the surface of the rolled film material.

In chinese patent CN213140769U, a film compacting device for winding a winding film is disclosed, which has the following beneficial effects: 1. through setting up ram, electric push rod, gallows and pinch roller, can carry out supplementary compaction when winding the film, avoid the film of winding to appear fluffy when winding and cause the parking space big, improve the efficiency of film compaction device work when winding the film of winding; 2. through setting up riser, slide bar, slide pipe, lean on pole and locking screw, can fix a position when winding the membrane winding, appear misplacing when avoiding the winding membrane winding and lead to the fact winding quality poor, the demand of pressing the tight packing device use of membrane when satisfying the winding membrane winding.

However, the above embodiments have at least the following disadvantages in practical use: 1. because the winding film is thinner and has higher flexibility, but has no good toughness, when the roller is used for winding the film material, the thickness of the outer diameter windrow of the roller is difficult to accurately control, and because the pinch roller is in hard extrusion contact with the winding film, the pinch roller is difficult to flexibly control the force applied by the pinch roller only by means of the adjustment of the electric push rod, the film body is damaged due to overlarge pressure, and the winding compactness of the film body is insufficient due to overlarge pressure. 2. Through setting up riser, slide bar, slide tube, lean on pole and locking screw in the device, can fix a position when twining the membrane, but actual conditions is, because most wound membrane is comparatively soft, and in case great deflection appears in the membrane material of progressive, thereby the wound membrane is pressed close to and can be curled immediately by the edge of pole and lose spacing effect or spacing effect is unobvious, should lean on the pole and only can carry out the location of certain degree to the thick wound membrane of tightening promptly, remains to further promote on application scope.

Disclosure of utility model

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

Therefore, the utility model aims to provide a film winding and pressing device, which solves the problems that the force applied by a pressing wheel is difficult to flexibly control and the positioning effect on a winding film is poor in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a wound film lamination device, comprising:

A back support frame is fixed at one end of the top of the workbench, and a chute is also arranged at the upper part of the workbench;

the film pressing mechanism comprises an n-type hanging bracket horizontally arranged below a straight section at the upper part of the back support frame, two ends of the inner side of the lower part of the n-type hanging bracket are provided with adjusting guide grooves, the inner side of each adjusting guide groove is connected with a first sliding block in an up-down sliding manner, two sides of the first sliding block are rotatably provided with pressing wheels on the opposite sides, an elastic return piece is longitudinally arranged and fixed at the top of the first sliding block, and a pressure sensor which is arranged at the top of the inner side of the adjusting guide groove and connected with the upper end of the elastic return piece is arranged at the top of the inner side of the adjusting guide groove;

Winding mechanism of rectifying, including slide in the inboard U-shaped frame of spout, the inboard rotation of U-shaped frame upper end is installed and is just right the roller bearing of pinch roller, the spout inboard is provided with can drive the reciprocating drive subassembly of U-shaped frame along spout direction reciprocating motion, workstation upper end both sides and be located the feed end direction of roller bearing are provided with the locating plate, two the opposite one side of locating plate is provided with distance detection part respectively.

As a preferable scheme of the winding film pressing device, the film pressing mechanism further comprises a rotating shaft which is fixed at two ends of the pressing wheel and is in rotary connection with the first slider through a bearing.

As a preferable mode of the wound film pressing device, the elastic return piece is a spring damper.

As an optimal scheme of the winding film pressing device, the two ends of the top of the n-type hanging frame are vertically fixed with guide posts which form an up-down sliding structure through sliding sleeves and back support frames.

As a preferable scheme of the winding film pressing device, the reciprocating driving assembly comprises a sliding block II fixed at two ends and two sides of the bottom of the U-shaped frame and in sliding connection with the sliding groove, a ball nut fixed at the middle part of the bottom of the U-shaped frame, a threaded screw rod which is in threaded connection with the inner side of the ball nut and two ends of which are arranged at the inner side of the sliding groove through bearings, and a servo motor which is fixed at the outer side of the workbench and the output end of which is connected with one end of the threaded screw rod.

As a preferable mode of the wound film pressing device of the utility model, wherein the distance detecting component is an ultrasonic distance meter.

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

According to the winding film pressing device, when in winding operation, the hydraulic rod drives the n-type hanging frame to move downwards, the winding film on the rolling shaft is pressed by the pressing wheel, in the process, the spring damper can form micro-elastic buffering and avoiding force on the pressing force of the pressing wheel under the matching of the first sliding block and the adjusting guide groove, damage to the winding film due to too tight pressing is avoided, meanwhile, the pressure sensor can detect the reverse thrust of the spring damper in real time, the control end can judge the pressing force of the pressing wheel according to the average measured value of the two pressure sensors, and the hydraulic rod is controlled to drive the n-type hanging frame to lift and finely adjust the pressing force of the pressing wheel on the winding film, so that the pressing force of the pressing wheel can be always kept in a reasonable pressing force setting range, and the applying force of the pressing wheel can be controlled as accurately and flexibly as possible.

When the winding film pressing device is used, when the roller rolls the fed winding film, the ultrasonic range finders positioned at the two sides of the film body can detect the winding film spacing close to the positioning plate in real time, the control end can judge the range of the winding film to one side deflection according to the average value of the spacing values of the two sides, and then the driving assembly is controlled to drive the U-shaped frame and the roller to carry out corresponding movement fine adjustment, so that the defects of dislocation and poor winding quality of the winding film during winding can be effectively reduced, the winding film pressing device is suitable for winding operations of various winding films, and the use requirement of the winding film pressing device is met.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present utility model;

FIG. 2 is a schematic diagram of a film pressing mechanism according to the present utility model;

FIG. 3 is a schematic diagram of a winding deviation rectifying mechanism according to the present utility model.

In the figure: 100. a work table; 110. a back support; 120. a chute; 200. a film pressing mechanism; 210. an n-type hanger; 210a, adjusting the guide slot; 220. a pinch roller; 220a, a rotating shaft; 230. a first sliding block; 240. an elastic return member; 250. a pressure sensor; 260. a hydraulic rod; 270. a guide post; 300. winding deviation correcting mechanism; 310. a U-shaped frame; 320. a roller; 330. a reciprocating drive assembly; 3301. a second slide block; 3302. a ball nut; 3303. a threaded lead screw; 3304. a servo motor; 340. a positioning plate; 341. distance detecting means.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Fig. 1 to 3 are schematic views showing the whole structure of a film winding and pressing device according to the present utility model, referring to fig. 1 to 3, the film winding and pressing device of the present embodiment includes a workbench 100, a film pressing mechanism 200 and a winding deviation correcting mechanism 300.

The workbench 100, top one end is fixed with back strut 110, and the upper portion of workbench 100 still is provided with spout 120, can fix a position the installation to film pressing mechanism 200 and winding mechanism 300 of rectifying through the cooperation of back strut 110 and spout 120 for film pressing device can steady operation.

The film pressing mechanism 200 comprises an n-type hanging frame 210 horizontally arranged below a straight section of the upper part of the back support frame 110, two ends of the inner side of the lower part of the n-type hanging frame 210 are provided with adjusting guide grooves 210a, the inner side of each adjusting guide groove 210a is connected with a first sliding block 230 in an up-down sliding manner, a pinch roller 220 is rotatably arranged on the opposite side of the first sliding block 230 on two sides, an elastic return piece 240 is longitudinally arranged and fixed on the top of the first sliding block 230, a pressure sensor 250 which is arranged on the top of the inner side of the adjusting guide groove 210a and is connected with the upper end of the elastic return piece 240, and in the embodiment, the film pressing mechanism 200 further comprises a rotating shaft 230a which is fixed on two ends of the pinch roller 220 and is rotatably connected with the first sliding block 230 through a bearing; the elastic return piece 240 is a spring damper, and the spring damper has the characteristic of stable elastic modulus relative to a pure spring, and can provide stable elastic support for the first slider 230 and the pressing wheel 220; the guide post 270 of the vertical sliding structure is vertically fixed at two ends of the top of the n-type hanging bracket 210 and is formed by the sliding sleeve and the back support frame 110, the n-type hanging bracket 210 can move up and down more linearly and smoothly through the cooperation of the guide post 270 and the sliding sleeve, the stable pressing of the pressing film is facilitated, when the n-type hanging bracket 210 is particularly used, when the rolling shaft 320 is wound, the hydraulic rod 260 can push the n-type hanging bracket 210 to move down and tightly press the winding film on the rolling shaft 320 through the pressing wheel 220, in the process, the spring damper can form micro-elastic buffering and avoiding force on the tightly pressing force of the pressing wheel 220 under the cooperation of the first sliding block 230 and the adjusting guide groove 210a, damage to the tightly pressing force of the winding film is avoided, meanwhile, the pressing force sensor 250 can detect the reverse thrust received by the spring damper in real time, the control end can judge the pressing force of the pressing wheel 220 according to the average measured value of the two pressure sensors 250, and control the hydraulic rod 260 drives the n-type hanging bracket 210 to move up and down and finely, so that the pressing force of the pressing wheel 220 on the winding film is controlled, the pressing force of the pressing wheel 220 can be always kept in a reasonable pressing force setting range, and the pressing force applied to the pressing force of the pressing wheel 220 is as accurately and flexibly as possible.

The winding deviation correcting mechanism 300 comprises a U-shaped frame 310 sliding on the inner side of a chute 120, a roller 320 which is rotatably arranged on the inner side of the upper end of the U-shaped frame 310 and is opposite to a pinch roller 220, a reciprocating driving component 330 which can drive the U-shaped frame 310 to reciprocate along the direction of the chute 120 is arranged on the inner side of the chute 120, positioning plates 340 are arranged on the two sides of the upper end of the workbench 100 and are positioned in the direction of the feeding end of the roller 320, distance detecting components 341 are respectively arranged on the opposite sides of the two positioning plates 340, in the embodiment, the reciprocating driving component 330 comprises a sliding block two 3301 which is fixed on the two ends and two sides of the bottom of the U-shaped frame 310 and is in sliding connection with the chute 120, a ball nut 3302 which is fixedly arranged on the middle part of the bottom of the U-shaped frame 310, a threaded screw 3303 which is in threaded connection with the inner side of the ball nut 3302 and two ends of which are arranged on the inner side of the chute 120 through bearings, and a servo motor 3304 which is fixedly arranged on the outer side of the workbench 100 and one end of the threaded screw 3303, and in the use process, when the U-shaped frame 310 needs to be subjected to left and right fine adjustment, the servo motor 3304 can rotate, and the sliding screw 3301 can move along the sliding screw 3301 and the left and the right rolling screw 3302, so that the roller 320 can move left and the left and right rolling screw nut 320 and the left and the roller 320 are matched; when the distance detection component 341 ultrasonic distance meter is specifically used, when the roller 320 winds the fed winding film, the ultrasonic distance meters positioned on two sides of the film body can detect the winding film distance close to the positioning plate 340 in real time, the control end can judge the range of the winding film to one side deflection according to the average value of the distance values on two sides, and then the driving component 330 is controlled to drive the U-shaped frame 310 and the roller 320 to carry out corresponding movement fine adjustment, so that the defects of dislocation and poor winding quality of the winding film during winding can be effectively reduced, the winding film pressing device is suitable for winding operations of various winding films, and the use requirement of the winding film pressing device is met.

In summary, in the film winding and pressing device of this embodiment, during operation, when the roller 320 is winding, the hydraulic rod 260 will push the n-type hanger 210 to move downwards, and compress the winding film on the roller 320 by the pinch roller 220, in this process, the spring damper can form micro-elastic buffer and avoiding force to the tight force of the pinch roller 220 under the cooperation of the first slider 230 and the adjusting guide slot 210a, so as to avoid damage to the tight force of the winding film, and meanwhile, the pressure sensor 250 will detect the reverse thrust of the spring damper in real time, the control end can determine the compression force of the pinch roller 220 according to the average measured value of the two pressure sensors 250, and control the hydraulic rod 260 to drive the n-type hanger 210 to lift and finely, so as to control the compression force of the pinch roller 220 to the winding film, so that it can always keep in a reasonable compression force setting range.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A winding film pressing device is characterized by comprising

A back support frame (110) is fixed at one end of the top of the workbench (100), and a chute (120) is also arranged at the upper part of the workbench (100);

The film pressing mechanism (200) comprises n-type hanging frames (210) horizontally arranged below the upper straight section of the back support frame (110), wherein two ends of the inner side of the lower part of each n-type hanging frame (210) are provided with adjusting guide grooves (210 a), the inner side of each adjusting guide groove (210 a) is connected with a first sliding block (230) in a vertical sliding manner, two sides of each adjusting guide groove are rotatably provided with pressing wheels (220) on opposite sides of the first sliding block (230), an elastic return piece (240) is longitudinally arranged and fixed at the top of the first sliding block (230), and a pressure sensor (250) connected with the upper end of the elastic return piece (240) is arranged at the top of the inner side of each adjusting guide groove (210 a);

Winding mechanism (300) of rectifying, including slide in U-shaped frame (310) of spout (120) inboard, roller bearing (320) just right pinch roller (220) are installed to the inboard rotation of U-shaped frame (310) upper end, spout (120) inboard is provided with can drive reciprocating drive subassembly (330) of U-shaped frame (310) along spout (120) direction reciprocating motion, workstation (100) upper end both sides and be located the feed end direction of roller bearing (320) are provided with locating plate (340), two opposite one side of locating plate (340) is provided with distance detection part (341) respectively.

2. A wound film laminating apparatus according to claim 1, wherein: the film pressing mechanism (200) further comprises a rotating shaft (230 a) which is fixed at two ends of the pressing wheel (220) and is in rotary connection with the first sliding block (230) through a bearing.

3. A wound film laminating apparatus according to claim 1, wherein: the elastic return member (240) is a spring damper.

4. A wound film laminating apparatus according to claim 1, wherein: guide posts (270) of an up-down sliding structure are vertically fixed at two ends of the top of the n-type hanging frame (210) and are formed by sliding sleeves and back support frames (110).

5. A wound film laminating apparatus according to claim 1, wherein: the reciprocating driving assembly (330) comprises a sliding block II (3301) which is fixed at two ends and two sides of the bottom of the U-shaped frame (310) and is in sliding connection with the sliding groove (120), a ball nut (3302) which is fixed at the middle part of the bottom of the U-shaped frame (310), a threaded screw (3303) which is connected with the inner side of the ball nut (3302) in a threaded manner and two ends of which are arranged on the inner side of the sliding groove (120) through bearings, and a servo motor (3304) which is fixed on the outer side of the workbench (100) and the output end of which is connected with one end of the threaded screw (3303).

6. A wound film laminating apparatus according to claim 1, wherein: the distance detection means (341) is an ultrasonic distance meter.