CN218319661U

CN218319661U - Unwinding device

Info

Publication number: CN218319661U
Application number: CN202222428459.4U
Authority: CN
Inventors: 刘方; 刘瑾豪
Original assignee: Changyuan Zehui New Energy Materials Research Institute Zhuhai Co ltd
Current assignee: Changyuan New Energy Materials Research Institute Guangdong Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-01-17
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses an unwinding device, including the frame, still include: the roll-over stand is rotatably arranged on the rack, two groups of material fixing mechanisms are symmetrically arranged on the left side and the right side of the roll-over stand, and the material fixing mechanisms are used for fixing material drums; the first driving device is arranged on the rack and connected with the turnover frame, and can drive the turnover frame to rotate; pressing mechanism, including mounting bracket, second drive arrangement and compression roller, the mounting bracket activity sets up in the frame, and the compression roller setting is on the mounting bracket, and second drive arrangement connects frame and mounting bracket, and second drive arrangement can order about the mounting bracket towards the motion of material fixed establishment and make compression roller butt material reel. The utility model discloses the realization unreels the connection of coil stock in two reels of in-process, need not the manual change reel, can realize unreeling lasting of in-process coil stock and unreeling, has that degree of automation is high, practices thrift the manpower.

Description

Unwinding device

Technical Field

The utility model relates to a coating machine technical field, in particular to unwinding device.

Background

Unwinding device is arranged in the material of film production processing equipment such as coating machine to unreel the process, and unwinding device among the prior art fixes in the pivot through the material section of thick bamboo that will be used for coiling the film to order about the pivot through outside power supply and rotate in order to drive material section of thick bamboo concerted movement, thereby realize the action of unreeling to the film material. Unreeling the in-process, need change material section of thick bamboo when the film coil stock on the single material section of thick bamboo is accomplished to unreel to bond the film coil stock on the new material section of thick bamboo and continuously unreel in order to realize on the film coil stock who unreels, the mode of the roll unwinding device of prior art through artifical replacement material section of thick bamboo has complex operation, wastes time and energy the shortcoming, is difficult to satisfy the demand of unreeling in succession.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an unwinding device.

According to the utility model discloses an unwinding device, including the frame, still include: the roll-over stand is rotatably arranged on the rack, two groups of material fixing mechanisms are symmetrically arranged on the left side and the right side of the roll-over stand, and the material fixing mechanisms are used for fixing material drums; the first driving device is arranged on the rack and connected with the turnover frame, and the first driving device can drive the turnover frame to rotate; and the press-fit mechanism comprises a mounting frame, a second driving device and a press roller, wherein the mounting frame is movably arranged on the rack, the press roller is arranged on the mounting frame, the second driving device is connected with the rack and the mounting frame, and the second driving device can order the mounting frame to move towards the material fixing mechanism and enable the press roller to abut against the material winding drum.

According to the utility model discloses unwinding device has following beneficial effect at least: the utility model discloses a two material fixed establishment exchange positions of roll-over stand control, simultaneously, the film coil stock on with the help of pressing mechanism's compression roller is fixed to another reel to realize the connection of coil stock in two reels, need not the manual change reel, can realize unreeling the continuation of in-process coil stock and unreel, have degree of automation height, practice thrift the manpower.

According to some embodiments of the utility model, pressing mechanism still includes: the cutter is movably arranged on the mounting frame; and the third driving device can drive the cutter to move towards the material fixing mechanism.

According to the utility model discloses a some embodiments, the mounting bracket is provided with the pivot, and the one end of cutter is fixed in the pivot, and the tip of pivot is provided with the connecting rod of perpendicular to self, and third drive arrangement adopts the cylinder, and the mounting bracket is rotationally connected to third drive arrangement, and third drive arrangement's output articulates the connecting rod.

According to the utility model discloses a some embodiments, rotationally be provided with in the pivot and cross the material roller, but cross material roller butt film.

According to the utility model discloses a some embodiments, cross and be provided with ball bearing between material roller and the pivot.

According to the utility model discloses a some embodiments, the roll-over stand is provided with the guide roller group between two sets of material fixed establishment, and the guide roller group sets up the upper and lower both sides at the roll-over stand respectively.

According to some embodiments of the utility model, the frame is rotationally connected to the one end of mounting bracket, and second drive arrangement adopts the cylinder, and second drive arrangement articulates in the frame, and second drive arrangement's output is articulated with the mounting bracket.

According to the utility model discloses a some embodiments, the roll-over stand is provided with the slide rail, and material fixed establishment includes: the collet chucks are symmetrically arranged and provided with sliding blocks, and the collet chucks are connected with the sliding rails in a sliding mode through the sliding blocks; and the fourth driving device can drive the two collets to move along the slide rail and to approach or move away from each other.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic overall structural diagram of the unwinding device in the embodiment;

fig. 2 is a schematic diagram of the unwinding device in the present embodiment in an unwinding operating state;

FIG. 3 is a schematic structural view of the roll-over stand;

FIG. 4 is a schematic structural diagram of the pressing mechanism;

FIG. 5 is a cross-sectional view of the rotating shaft and the feed roller;

reference numerals: a frame 100; a roll-over stand 200; a guide roller group 210; a slide rail 220; a material fixing mechanism 300; a collet 310; a slider 320; a fourth drive device 330; a first driving device 400; a pressing mechanism 500; a mounting frame 510; a second driving device 520; a pressure roll 530; a cutter 540; a third driving device 550; a rotating shaft 560; a feed roller 570; a ball bearing 580; link 590.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "lateral", "longitudinal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the utility model discloses an unwinding device, including frame 100, still include: the roll-over stand 200 is rotatably arranged on the rack 100, two groups of material fixing mechanisms 300 are symmetrically arranged on the left side and the right side of the roll-over stand 200, the material fixing mechanisms 300 are used for fixing material reels, the roll-over stand 200 is composed of two frame bodies which are arranged in front and at the back, the two frame bodies are both rotatably connected with the rack 100 through rotating shafts 560 and bearing pieces, and the interval between the two frame bodies is used for assembling the shaft rollers and the material reels; the first driving device 400 is arranged on the rack 100 and connected with the turning frame 200, and the first driving device 400 can drive the turning frame 200 to rotate relative to the rack 100, so that the positions of the two material fixing mechanisms 300 on the turning frame 200 are alternately exchanged; pressing mechanism 500, including mounting bracket 510, second drive arrangement 520 and compression roller 530, on mounting bracket 510 activity set up frame 100, compression roller 530 rotationally sets up on mounting bracket 510, and compression roller 530 parallels with material reel fixed state's the direction that sets up, and frame 100 and mounting bracket 510 are connected to second drive arrangement 520, and second drive arrangement 520 can order about mounting bracket 510 towards material fixed establishment 300 motion and make compression roller 530 butt material reel.

The utility model discloses in, can fix the material reel on the material fixed establishment 300 of roll-over stand 200, it is rotatory to drive the material reel through the fourth drive arrangement 330 of material fixed establishment 300 to accomplish unreeling of film on the material reel. The material winding drums are arranged on the two material fixing mechanisms 300 on the left side and the right side of the roll-over stand 200, the first winding drum is arranged on the left side, the second winding drum is arranged on the right side, when the unwinding device is started, the left material fixing mechanisms 300 start to control the first winding drum to unwind, a film on the first winding drum is unwound towards the left and conveyed to enter an unwinding state, and the second winding drum is in a standby state. When the first reel is nearly unwound, the first driving device 400 drives the roll-over stand 200 to rotate 180 degrees, so that the left and right material fixing mechanisms 300 are exchanged, the first reel rotates to the right side, and meanwhile, the film output by the first reel is positioned below the second reel. Subsequently, the second driving device 520 of the pressing mechanism 500 drives the mounting frame 510 to move towards the left material unwinding mechanism, so that the pressing roller 530 abuts against the second reel, meanwhile, the pressing roller 530 presses the film output by the first reel, the film of the first reel is attached to the second reel, the film of the first reel can be cut off, the cut film is bonded to the film of the second reel, and meanwhile, the second reel is driven to rotate to enter an unwinding state, so that the two material reels can be continuously and alternately unwound.

The utility model discloses unwinding device through two material fixed establishment swap positions of roll-over stand control, simultaneously, on the film coil stock of compression roller with the help of pressing means on with a reel is fixed to another reel to realize the connection of coil stock in two reels, need not the manual change reel, can realize unreeling continuously unreeling of in-process coil stock, have degree of automation height, practice thrift the manpower.

Referring to fig. 2 and 4, in some embodiments of the present invention, the stitching mechanism 500 further comprises: the cutter 540 is movably arranged on the mounting rack 510; the third driving device 550 may drive the cutting knife 540 to move toward the material fixing mechanism 300, the cutting knife 540 is parallel to the setting direction of the pressing roller 530, and the cutting knife 540 is used for cutting off the film material on the material roll.

Referring to fig. 4 and 5, a rotating shaft 560 is disposed on the mounting frame 510 through a bearing, the rotating shaft 560 is parallel to the direction of the pressing roller 530, one end of the cutting knife 540 is fixed on the rotating shaft 560, the other end of the cutting knife 540 is provided with an outward edge, a connecting rod 590 perpendicular to the rotating shaft 560 is fixedly disposed at an end of the rotating shaft 560, the third driving device 550 adopts an air cylinder, the third driving device 550 is rotatably connected to the mounting frame 510, an output end of the third driving device 550 is hinged to the connecting rod 590, and an output end of the third driving device 550 can perform a telescopic motion, so that the connecting rod 590 rotates around the rotating shaft 560 and drives the rotating shaft 560 to rotate, so that the cutting knife 540 rotates relative to the rotating shaft 560, and the edge of the cutting knife 540 rotates towards the film material to complete cutting of the film material.

Referring to fig. 4 and 5, in some embodiments of the present invention, the rotating shaft 560 is rotatably provided with a material passing roller 570, and the material passing roller 570 can abut against the film, so that the surface of the film maintains a certain tension, and the cutter 540 is convenient to complete the cutting of the film.

Referring to fig. 5, in some embodiments of the present invention, a ball bearing 580 is provided between the material passing roller 570 and the rotating shaft 560, the ball bearing 580 ensures rotatable installation of the material passing roller 570 on the rotating shaft 560, wherein the ball bearing 580 is provided with two, the inside of the material passing roller 570 is hollow, the material passing roller 570 is sleeved on the rotating shaft 560, and the two ball bearings 580 are respectively provided at two ends of the material passing roller 570, thereby realizing rotatable assembly of the material passing roller 570.

Referring to fig. 2 and 3, in some embodiments of the present invention, the roll-over stand 200 is provided with the guide roller group 210 between two sets of material fixing mechanisms 300, the guide roller group 210 includes a plurality of guide rollers, the guide roller group 210 sets up the upper and lower both sides at the roll-over stand 200 respectively, wherein, the guide roller parallels with the direction of setting of material reel fixed state, when the roll-over stand 200 overturns 180 °, the material reel that is in the unreeling state rotates to the right side of the roll-over stand 200, the film material of its output contacts with the guide roller at the turning-over in-process, thereby guarantee that the material is exported towards the right side of the roll-over stand 200, avoid the material to produce with other positions of the roll-over stand 200 and interfere.

Referring to fig. 2, in some embodiments of the present invention, one end of the mounting frame 510 is rotatably connected to the frame 100, the second driving device 520 is a cylinder, the end of the second driving device 520 is hinged to the frame 100, the output shaft of the second driving device 520 is hinged to the mounting frame 510, and the output shaft of the second driving device 520 performs telescopic motion, so as to drive the mounting frame 510 to rotate relative to the frame 100, so that the mounting frame 510 is close to or away from the roll-over stand 200.

Referring to fig. 3, in some embodiments of the present invention, the roll-over stand 200 is provided with a slide rail 220, and the material fixing mechanism 300 includes: the collet chucks 310 are symmetrically arranged, the bottom of each collet chuck 310 is provided with a sliding block 320, each sliding block 320 is matched with the corresponding sliding rail 220, and each collet chuck 310 is connected to the corresponding sliding rail 220 in a sliding mode through each sliding block 320; the fourth driving device 330 can drive the two collets 310 to move along the sliding rail 220 and approach or keep away from each other, the fourth driving device 330 adopts an air cylinder, the fourth driving device 330 is fixed on the roll-over stand 200, the fourth driving device 330 comprises two collets 310 which are respectively connected with the two collets 310, the two collets 310 are provided with mutually corresponding clamping ends, the two clamping ends are used for respectively connecting two end parts of the material barrel, under the action of the fourth driving device 330, the two collets 310 approach each other to clamp and fix the material barrel, meanwhile, one of the collets 310 is provided with a driving motor, and the driving motor can drive the clamping ends of the collets 310 to rotate, so as to drive the material barrel to rotate.

In the description herein, references to the description of "some embodiments" mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides an unwinding device, includes frame (100), its characterized in that still includes:

the turnover frame (200) is rotatably arranged on the rack (100), two groups of material fixing mechanisms (300) are symmetrically arranged on the left side and the right side of the turnover frame (200), and the material fixing mechanisms (300) are used for fixing material drums;

a first driving device (400) arranged on the frame (100) and connected with the turnover frame (200), wherein the first driving device (400) can drive the turnover frame (200) to rotate;

pressing mechanism (500), including mounting bracket (510), second drive arrangement (520) and compression roller (530), mounting bracket (510) activity sets up on frame (100), compression roller (530) set up on mounting bracket (510), second drive arrangement (520) are connected frame (100) with mounting bracket (510), second drive arrangement (520) can order about mounting bracket (510) court material fixed establishment (300) motion and make compression roller (530) butt material reel.

2. Unwinding device according to claim 1, wherein the stitching mechanism (500) further comprises:

the cutting knife (540) is movably arranged on the mounting rack (510);

and the third driving device (550) can drive the cutting knife (540) to move towards the material fixing mechanism (300).

3. Unwinding device according to claim 2, wherein the mounting frame (510) is provided with a rotating shaft (560), one end of the cutting knife (540) is fixed on the rotating shaft (560), a connecting rod (590) perpendicular to the rotating shaft (560) is arranged at the end of the rotating shaft (560), the third driving device (550) adopts a cylinder, the third driving device (550) is rotatably connected with the mounting frame (510), and the output end of the third driving device (550) is hinged to the connecting rod (590).

4. Unwinding device according to claim 3, characterised in that the shaft (560) is rotatably provided with a feed roller (570), the feed roller (570) being adapted to abut against the film.

5. Unwinding device according to claim 4, characterised in that a ball bearing (580) is arranged between the feed roller (570) and the shaft (560).

6. The unwinding device of claim 1, wherein a guide roller set (210) is disposed between the two material fixing mechanisms (300) of the roll-over stand (200), and the guide roller set (210) is disposed on the upper side and the lower side of the roll-over stand (200), respectively.

7. Unwinding device according to claim 1, wherein one end of the mounting frame (510) is rotatably connected to the frame (100), the second driving device (520) is a pneumatic cylinder, the second driving device (520) is hinged to the frame (100), and an output end of the second driving device (520) is hinged to the mounting frame (510).

8. Unwinding device according to claim 1, wherein the roll-over stand (200) is provided with a slide rail (220), and the material fixing mechanism (300) comprises:

the device comprises two symmetrically arranged collets (310), wherein the collets (310) are provided with sliders (320), and the collets (310) are connected with the slide rails (220) in a sliding manner through the sliders (320);

and the fourth driving device (330) can drive the two collets (310) to move along the slide rail (220) and move close to or away from each other.