WO2013097276A1

WO2013097276A1 - Dual station simultaneous unwinding apparatus

Info

Publication number: WO2013097276A1
Application number: PCT/CN2012/001580
Authority: WO
Inventors: 许�鹏
Original assignee: Xu Peng
Priority date: 2011-12-29
Filing date: 2012-11-26
Publication date: 2013-07-04
Also published as: CN202400648U

Abstract

Disclosed is a dual station simultaneous unwinding apparatus, comprising a machine frame (1) and a rollover stand (2). A bearing axle is fixed on the rollover stand (2), the bearing axle and the machine frame (1) being rotatably connected. A first unwinding shaft (3) and a second unwinding shaft (4) are mounted on the rollover stand (2). A rollover driving electric motor (5), a first unwinding drive electric motor (6) and a second unwinding drive electric motor (7) are provided on the machine frame (1). The rollover driving electric motor (5) is drivably connected to the bearing axle, the first unwinding drive electric motor (6) is drivably connected to the first unwinding shaft (3), and the second unwinding drive electric motor (7) is drivably connected to the second unwinding shaft (4). The dual station simultaneous unwinding apparatus has a compact structure, occupies little space, and is convenient to install, to debug and to operate.

Description

Double station simultaneous unwinding device

Technical field

The utility model relates to a unwinding device, in particular to a double station simultaneous unwinding device. Background technique

The existing unwinding device usually comprises a rack, and the rack is mounted with a reel; the rack usually comprises a first wall panel and a second wall panel, and the two ends of the reel are respectively associated with the first wall panel and the second wall panel Rotatable connection. This unwinding device has only one reel, and only one roll (or sheet, paper) can be released at the same time. In some production processes, such as the production of laminating materials by dry laminating machines, such as pear coated, dried substrates (the substrate can be film or paper) need to be combined with two different films, so that The film is laminated side by side on the left and right parts of the substrate, and two such unwinding devices must be provided. The two unwinding devices each release a roll of film, which makes the structure of the whole thousand composite machine not compact and occupied. Larger sites, on the other hand, increase the difficulty of installation and commissioning, and are not convenient for staff to operate.

Summary of the invention

The technical problem to be solved by the present invention is to provide a dual-station simultaneous unwinding device capable of simultaneously discharging two rolls of film. The technical solutions adopted are as follows:

A double-station simultaneous unwinding device, comprising a frame, further comprising a flip frame, wherein the flip frame is fixedly provided with a support shaft, the support shaft and the frame are rotatably connected, and the first release reel is mounted on the flip frame and a second unwinding reel; the rack is provided with a reverse driving motor, a first unwinding driving electric power and a second unwinding driving motor, and the reverse driving motor is connected with the supporting shaft drive, and the first unwinding driving motor is connected with the first unwinding drive The second unwinding drive motor is coupled to the second unwinding drive.

Generally, a first transition guide roller set, a second transition guide roller set and a common guide roller set are disposed behind the double-station simultaneous unwinding device, and the first release reel and the second release reel can respectively be respectively loaded with one a roll film, wherein the film discharged from the first take-up reel is guided to the common guide roll set by the first transition guide roll set, and the film discharged from the second release roll roll is guided by the second transfer guide roll set to the common guide roll set, such that two The film discharged from the reel is merged in the common guide roller group and transported to the next process. Generally, the frame includes a base, a left wall panel and a right wall panel, and the left wall panel and the right wall panel are fixedly connected with the base; and the left wall panel and the right wall panel are also fixedly connected by a connecting rod for reinforcement. The left wall panel and the right wall panel are used to support the left and right ends of the support shaft.

In one aspect, the flip frame includes a left flip arm and a right flip arm disposed side by side, and two ends of the first release spool are respectively rotatably connected to the first end of the left flip arm and the first end of the right flip arm, and the second release spool The two ends are respectively rotatably connected with the second end of the left flip arm and the second end of the right flip arm, and both the flip arm and the right flip arm are connected with the support shaft, and the middle of the left flip arm and the middle of the right flip arm are both connected to the support shaft. The center line position corresponds. The left and right flip arms can also be fixedly connected by a number of support rods.

The support shaft may be an integral shaft that traverses the flip frame, and is fixedly connected with the middle of the left flip arm and the middle of the right flip arm. The left end of the support shaft is on the left side of the left flip arm, and the right end of the support shaft is on the right side of the right flip arm. The middle section is between the left flip arm and the right flip arm. In the case that the frame includes a left wall panel and a right wall panel, the left end of the support shaft and the left wall panel are rotatably connected, and the right end of the support shaft and the right wall panel are rotatably connected.

The support shaft may also include a left support shaft head and a right bearing shaft head which coincide with a center line, the left support shaft head is connected to the left flip arm, and the right support shaft head is connected to the right flip arm. In the case where the frame includes a left wall panel and a right wall panel, the left support shaft head and the left wall panel are rotatably connected, and the right support shaft head and the right wall panel are rotatably connected.

The above-mentioned flip drive motor has a self-locking function, or the drive mechanism between the flip drive motor and the Ai bearing shaft has a self-locking structure (such as a worm/worm wheel), so that the flip drive motor flips the flip frame to the desired position after unwinding, and flips The rack can stay in this position. The flip drive motor can be connected to the support shaft via a ti wheel set, belt drive, chain drive or a combination thereof.

In a preferred solution, a sleeve is mounted on the frame, and a sleeve is rotatably connected to the frame. A mandrel is mounted in the sleeve, and the mandrel is connected to the inner wall of the sleeve through a bearing, and the center line of the sleeve, The center line of the mandrel coincides with the center line of the support shaft; the first unwinding driving pulley is disposed on the sleeve, and the first unwinding driven pulley is mounted on the first discharging reel, and the first unwinding driving pulley The first unwinding synchronous belt is connected with the first unwinding driven pulley, and the power output shaft of the first unwinding driving motor is connected with the sleeve (between the power output shaft and the sleeve of the first unwinding driving motor) Through the gear set, belt drive, chain drive or a combination thereof, the second unwinding drive pulley is arranged on the mandrel, and the second unwinding driven pulley is mounted on the second release reel, and the second unwinding active The pulley is connected to the second unwinding driven pulley through the second unwinding timing belt, and the power output shaft of the second unwinding driving motor is connected with the spindle shaft (the power output shaft and the core shaft of the second unwinding driving motor) Between the gear set, belt drive, chain drive or a combination thereof Transmission connection>. With the above structure, Since the center line of the sleeve and the center line of the mandrel coincide with the center line of the support shaft, no matter which angle the flip frame is turned over, between the first unwinding drive motor and the first unwinding reel, and the second unwinding drive motor A reliable and stable drive connection is maintained between the second take-up reel.

When in use, first flip the flip frame to a suitable position, so that the operator can install the two rolls of film on the first release reel and the second release reel respectively; after installing the two rolls of film, flip the flip frame to the desired position for unwinding After the filming or filming is completed, the first unwinding drive motor and the second unwinding drive motor are operated, and the unwinding can be started, and the two rolls of film are simultaneously discharged from the first unwinding reel and the second unwinding reel.

The utility model is provided with a first unwinding reel and a second unwinding reel, and uses a first unwinding drive motor to drive the first reeling reel, and a second unwinding driving motor to drive the second reeling reel, which can simultaneously release two rolls of film. The unwinding device for replacing two single-disc reels has the advantages of compact structure, less space occupation, easy installation, debugging and operation. In addition, the present invention can also be applied to the case where the first unwinding reel and the second unwinding reel are unwinding, in which case the first unwinding drive motor and the second unwinding drive motor are operated in turn.

DRAWINGS

1 is a schematic structural view of a preferred embodiment of the present invention;

Figure 2 is a schematic view of the unwinding operation state of the preferred embodiment of the present invention.

detailed description

As shown in FIG. 1 , the double-station simultaneous unwinding device comprises a frame 1 and a flip frame 2, and a support shaft is fixed on the flip frame 2, and the support shaft is rotatably connected with the frame 1, and the flip frame 2 is mounted thereon. a first reel 3 and a second reel 4; the frame 1 is provided with a flip drive motor 5, a first unwinding motor 6 and a second unwinding motor 7, and the flip drive motor 5 is connected to the support shaft. The first unwinding drive motor 6 is drivingly coupled to the first unwinding reel 3, and the second unwinding drive motor 7 is drivingly coupled to the second unwinding reel 4.

In this embodiment, the frame 1 includes a base 8, a left wall panel 9 and a right wall panel 10, and the left wall panel 9 and the right wall panel 10 are both fixedly connected to the base 8. The flip frame 2 includes a left flip arm 11 and a right flip arm 12 arranged side by side. The two ends of the first unwinding wheel 3 are respectively rotatably connected with the first end of the left flip arm 11 and the first end of the right flip arm 12, and the second reel is respectively reeled. The two ends of the left end of the left flip arm 11 and the second end of the right flip arm 12 are rotatably connected, and the middle of the left flip arm 11 and the middle of the right flip arm 12 are also fixedly connected by the support rod 37. The support shaft includes a left support shaft head 13 and a right support shaft head 14 which are coincident with a center line, the left support shaft head 13 is connected to the left flip arm 11, the right support shaft head 14 is connected to the right flip arm 12, and the left flip arm 11 is turned to the middle and right. The middle portion of the arm 12 corresponds to the center line position of the support shaft, and the left support shaft head 13 passes through the bearing 15 and the left wall panel 9 Rotatable connection, the right support shaft head 14 is rotatably coupled to the right wall panel 10 by bearings 16.

In this embodiment, the transmission mechanism between the inversion drive motor 5 and the support shaft includes the reverse drive pulley 17, the reverse timing belt 18, the reverse driven pulley 19, the worm 20 and the worm wheel 21, and the reverse drive pulley 17 is mounted on the flip On the power output shaft of the drive motor 5, the reverse drive pulley 17 is connected to the reverse driven pulley 19 via the reverse timing belt 18, the worm 20 is coaxially fixedly connected with the reverse driven pulley 19, the worm wheel 21 meshes with the worm 20, and the worm wheel 21 is coaxially fixedly coupled to the right support shaft head 14. The worm 20/worm gear 21 structure has a self-locking function, so that after the flip drive motor 5 flips the flip frame 2 to the desired position for unwinding, the flip frame 2 can stay at this position.

In the present embodiment, the left support shaft head 13 is cylindrical, and a sleeve 22 is mounted in the cylindrical left support shaft head. The outer wall of the sleeve 22 is connected to the inner wall of the cylindrical left support shaft head 13 via a bearing 23, so that The sleeve 22 is rotatably connected to the frame 1 (the left wall panel 9 in the frame 1) through the bearing 23, the left support shaft head 13, and the bearing 15 in sequence; a mandrel 24 is mounted in the sleeve 22, and the mandrel 24 passes through the bearing 25 is connected to the inner wall of the sleeve 22, and the center line of the sleeve 22 and the center line of the mandrel 24 are coincident with the center line of the support shaft (the center line of the sleeve 22, the center line of the mandrel 24, and the left support shaft head 13). The center line is coincident); the sleeve 22 is provided with a first unwinding driving pulley 26, and the first unwinding god 3 is mounted with a first unwinding driven pulley 27, and the first unwinding driving pulley 26 is passed through A unwinding timing belt 28 is coupled to the first unwinding driven pulley 27, and the power take-off shaft of the first unwinding drive motor 6 and the sleeve 22 are drivingly connected by a belt transmission mechanism 29; The second unwinding driving pulley 30 is mounted on the second discharging reel 4, and the second unwinding driven pulley 31 is mounted thereon. The second unwinding drive pulley 30 passes through the second unwinding timing belt 32 and the second unwinding driven pulley: U is connected, and the power take-off shaft of the second unwinding drive motor 7 and the spindle 24 pass through the belt transmission mechanism 33. Drive connection. The following briefly describes the working principle of the dual-station simultaneous unwinding device:

In use, the flip frame 2 is first turned into a proper position, so that the operator can install the two rolls of film 38, 39 to the first take-up reel 3 and the second take-up reel 4, respectively.

As shown in FIG. 2, the double-stage simultaneous unwinding device is provided with a first transition guide roller group 34, a second transition guide roller group 35 and a common guide roller group 36; after the two rolls of films 38, 39 are installed, they are turned over. The frame 2 is turned over to the desired position for unwinding, and the film is passed through (the film discharged from the first take-up reel 3 is guided by the first transition guide roller group 34 to the common guide roller group 36, and the film discharged from the second discharge reel 4 is second. After the transitional guide roller set 35 is guided to the common guide roller set 36), the first unwinding drive motor 6 and the second unwinding drive motor 7 are operated, and the unwinding is started, and the two rolls of film 38, 39 are simultaneously unwound from the first roll. 3, the second release reel 4 is released, two reels 3, 4 The discharged film is merged in the common guide roller group 36, and is conveyed to the next process.

In other embodiments, the left wall panel and the right wall panel may be fixedly connected by a connecting rod for reinforcement.

In other embodiments, the support shaft may be an integral shaft that traverses the flip frame, and is fixedly connected to the middle of the left flip arm and the middle of the right flip arm. The left end of the support shaft is on the left side of the left flip arm, and the right end of the support shaft is on the right flip arm. On the right side, the middle section of the support shaft is between the left flip arm and the right flip arm. In the case where the frame includes a left wall panel and a right wall panel, the left end of the support shaft and the left wall panel are rotatably connected, and the right end of the support shaft and the right wall panel are rotatably connected.

Claims

Claim

A double-station simultaneous unwinding device, comprising a frame, further comprising a flip frame, wherein a support shaft is fixed on the rotating frame, the support shaft and the frame are rotatably connected, and the first mounting is mounted on the flip frame a reel and a second unwinding reel; the rack is provided with a flip drive motor, a first unwinding drive motor and a second unwinding drive motor, the flip drive motor is connected with the support shaft drive, the first unwinding drive motor and the first unwinding reel The transmission connection, the second unwinding drive motor is connected with the second discharge reel drive.

2. The dual-station simultaneous unwinding device according to claim 1, wherein: the frame is mounted with a sleeve, the sleeve is rotatably connected with the frame, and a mandrel is mounted in the sleeve. The mandrel is connected to the inner wall of the sleeve through a bearing, and the center line of the sleeve and the center line of the mandrel are coincident with the center line of the support shaft; the sleeve is provided with a first unwinding drive pulley, and the first release spool is mounted thereon a first unwinding driven pulley, the first unwinding driving pulley is connected to the first unwinding driven pulley through the first unwinding timing belt, and the power output shaft of the first unwinding driving motor is drivingly connected with the sleeve; a second unwinding driving pulley is disposed on the mandrel, a second unwinding driven pulley is mounted on the second unwinding reel, and the second unwinding driving reel is driven by the second unwinding synchronous belt and the second unwinding synchronous belt The pulley connection, the power output shaft of the second unwinding drive motor is connected to the spindle drive.