阅读说明：本技术 一种适用于易拉伸变形膜料的放卷机 (Unreeling machine suitable for easily-stretched and deformed film material ) 是由 祝志洪 劳英姿 祝绍天 邱旺郁 于 2021-10-19 设计创作，主要内容包括：本发明涉及放卷设备技术领域,具体为一种适用于易拉伸变形膜料的放卷机,包括机架,机架沿其输送路径依次设置有放卷辊、张力控制机构、牵引辊以及若干的第一输送辊,机架上设有第一伺服电机和第二伺服电机,第一伺服电机带动所述放卷辊转动,第二伺服电机带动所述牵引辊转动,张力控制机构包括张力传感辊和设于张力传感辊两端的压力传感器,第一伺服电机与第二伺服电机根据张力控制机构所测得张力值而调整自身转速。该放卷机适用于一些易出现拉伸变形的膜料放卷使用,能够在膜料放卷时监测膜料的拉伸张力值,并且根据所测得值对放卷速度进行调整,确保膜料在整个放卷过程不会出现过度拉伸的问题,不会出现因为拉伸过度而造成的变形、断裂问题。(The invention relates to the technical field of unreeling equipment, in particular to an unreeling machine suitable for an easily-stretched and deformed film material, which comprises a rack, wherein an unreeling roller, a tension control mechanism, a traction roller and a plurality of first conveying rollers are sequentially arranged on the rack along a conveying path of the rack, a first servo motor and a second servo motor are arranged on the rack, the first servo motor drives the unreeling roller to rotate, the second servo motor drives the traction roller to rotate, the tension control mechanism comprises a tension sensing roller and pressure sensors arranged at two ends of the tension sensing roller, and the first servo motor and the second servo motor adjust the rotation speed according to a tension value measured by the tension control mechanism. This machine of unreeling is applicable to some and easily appears tensile membrane materials of warping and unreels the use, can monitor the tensile tension value of membrane materials when the membrane materials unreel to unreel speed according to the value that records and adjust, ensure that the membrane materials can not appear the problem of overstretching in whole unreeling process, can not appear because tensile deformation, the fracture problem that causes excessively.)

1. The utility model provides an unreel machine suitable for easy-to-draw deformation membrane material which characterized in that: including the frame, the frame has set gradually along its delivery path and has unreeled roller (1), tension control mechanism, carry over pinch rolls (2) and a plurality of first conveying roller (3), be equipped with first servo motor (4) and second servo motor (5) in the frame, first servo motor (4) drive unreel roller (1) and rotate, second servo motor (5) drive carry over pinch rolls (2) rotate, tension control mechanism includes tension sensing roller (6) and locates pressure sensor (7) at tension sensing roller (6) both ends, first servo motor (4) and second servo motor (5) are according to the tension value that tension control mechanism measured and adjust self rotational speed.

2. The unwinding machine suitable for easily-stretched and deformed film materials as claimed in claim 1, wherein: the frame is located and is provided with corona mechanism between tension control mechanism and carry over pinch rolls (2), and corona mechanism includes guide roller (8) and locates first corona roller (9) and second corona roller (10) of guide roller (8) both sides.

3. The unwinding machine suitable for easily-stretched and deformed film materials as claimed in claim 1, wherein: the frame is located carry over pinch rolls (2) department and is provided with compression roller assembly, and compression roller assembly includes compression roller (11), locates roller seat (12) at compression roller (11) both ends and is used for adjusting lifting rod (13) of distance between compression roller (11) and carry over pinch rolls (2), is equipped with spring part (14) with the top butt of roller seat (12) in the frame.

4. The unwinding machine suitable for easily-stretched and deformed film materials as claimed in claim 3, wherein: two ends of the lifting rod (13) are respectively abutted against the bottoms of the roller seats (12) on two sides, and the lifting rod (13) is positioned at the abutted part and is provided with a notch.

5. An unreeling machine suitable for an easily stretchable and deformable film material according to any one of claims 1 to 4, wherein: the frame is located the rear of carry over pinch rolls (2) and is equipped with tension adjustment mechanism, and tension adjustment mechanism includes swing span (15), swing cylinder (16) and linking arm (17), and linking arm (17) are connected with swing span (15), swing cylinder (16) respectively, are equipped with a plurality of second conveying rollers (18) on swing span (15), and swing span (15) can be made the luffing motion under the drive of swing cylinder (16).

6. The unwinding machine suitable for easily-stretched and deformed film materials according to claim 5, wherein: the frame is located tension adjustment mechanism's rear and is equipped with the mechanism of rectifying, and the mechanism of rectifying includes chassis (19), cylinder (20) and the frame (21) of rectifying, is equipped with a plurality of third conveying rollers (22) on the frame (21) of rectifying, and the frame (21) of rectifying is connected with chassis (19) swing joint, and the cylinder (20) of rectifying sets up on chassis (19) and is connected with the frame (21) of rectifying, and the frame (21) of rectifying can do the horizontal hunting under the drive of the cylinder (20) of rectifying.

7. The unwinding machine suitable for easily-stretched and deformed film materials according to claim 6, wherein: the output end of the rack is provided with an electric eye (23), the rack is provided with a cross rod for mounting the electric eye (23), and the electric eye (23) can move relative to the cross rod to adjust the position of the electric eye.

Technical Field

The invention relates to the technical field of unwinding equipment, in particular to an unwinding machine suitable for easily-stretched and deformed film materials.

Background

At present in the printing field, unreeling machine is common equipment, and materials such as the paper that mainly used will be rolled up, membrane unreel and launch, but along with the printing field to the requirement of product equipment more and more strict, unreeling machine on the present market has not can satisfy the user demand yet, for example when facing some films that have tensile deformation, the problem that the tensile deformation of membrane material leads to damage, fracture often appears when unreeling in conventional unreeling machine.

For this reason, further improvements are necessary.

Disclosure of Invention

The invention aims to overcome the problems and provides an unreeling machine suitable for easily-stretched and deformed film materials, which can monitor the tension value of the film materials during unreeling in real time and make corresponding speed unreeling speed change according to the value change.

In order to achieve the purpose, the invention provides an unreeling machine suitable for an easily-stretched and deformed film material, which comprises a machine frame, wherein an unreeling roller, a tension control mechanism, a traction roller and a plurality of first conveying rollers are sequentially arranged on the machine frame along a conveying path of the machine frame, a first servo motor and a second servo motor are arranged on the machine frame, the first servo motor drives the unreeling roller to rotate, the second servo motor drives the traction roller to rotate, the tension control mechanism comprises a tension sensing roller and pressure sensors arranged at two ends of the tension sensing roller, and the first servo motor and the second servo motor adjust the rotation speed of the first servo motor and the second servo motor according to a tension value measured by the tension control mechanism.

The frame is located and is provided with corona mechanism between tension control mechanism and the carry over pinch rolls, and corona mechanism includes the guide roller and locates first corona roller and the second corona roller of guide roller both sides.

The frame is located carry over pinch rolls department and is provided with compression roller assembly, and compression roller assembly includes the compression roller, locates the roller seat at compression roller both ends and is used for adjusting the pole of lifting of distance between compression roller and the carry over pinch rolls, is equipped with the spring part with the top butt of roller seat in the frame.

The two ends of the lifting rod are respectively abutted against the bottoms of the roller seats on the two sides, and the lifting rod is provided with a notch at the abutting position.

The frame is located the rear of carry over pinch rolls and is equipped with tension adjustment mechanism, and tension adjustment mechanism includes swing span, swing cylinder and linking arm, and the linking arm is connected with swing span, swing cylinder respectively, is equipped with a plurality of second conveying rollers on the swing span, and the swing span can be made the luffing motion under the drive of swing cylinder.

The frame is located the rear of tension adjustment mechanism and is equipped with the mechanism of rectifying, and the mechanism of rectifying includes chassis, the cylinder of rectifying and frame of rectifying, is equipped with a plurality of third conveying rollers on the frame of rectifying, and the frame of rectifying is connected with chassis swing joint, and the cylinder of rectifying sets up on the chassis and is connected with the frame of rectifying, and the frame of rectifying can do the horizontal hunting under the drive of the cylinder of rectifying.

The output end of the rack is provided with an electric eye, the rack is provided with a cross rod for mounting the electric eye, and the electric eye can move relative to the cross rod to adjust the position of the electric eye.

Compared with the background technology, the invention has the following effects: this machine of unreeling is applicable to some and easily appears tensile deformation's membrane material and unreels the use, can monitor the tensile tension value of membrane material when the membrane material unreels to unreel speed according to the value that records and adjust, ensure that the membrane material can not appear the problem of excessive stretching in whole unreeling process, can not appear because tensile excessive deformation, the fracture problem that causes more, thereby improve enterprise production efficiency and finished product qualification rate.

Drawings

FIG. 1 is a schematic structural diagram of an unreeling machine according to an embodiment of the present invention;

FIG. 2 is a side view of an unwinder of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a corona mechanism according to an embodiment of the invention;

FIG. 4 is a schematic structural diagram of a deviation correcting mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a platen roller assembly according to an embodiment of the present invention.

Detailed Description

For the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

Referring to the attached drawings 1-5, the invention provides an unreeling machine suitable for easily-stretched and deformed film materials, which comprises a machine frame, wherein an unreeling roller 1, a tension control mechanism, a traction roller 2 and a plurality of first conveying rollers 3 are sequentially arranged on the machine frame along a conveying path of the machine frame, a first servo motor 4 and a second servo motor 5 are arranged on the machine frame, the first servo motor 4 drives the unreeling roller 1 to rotate, the second servo motor 5 drives the traction roller 2 to rotate, the tension control mechanism comprises a tension sensing roller 6 and pressure sensors 7 arranged at two ends of the tension sensing roller 6, the first servo motor 4 and the second servo motor 5 adjust the rotation speed according to the tension value measured by the tension control mechanism, when in use, the film materials are arranged on the unreeling roller 1, and are guided out from the unreeling roller and sequentially wound on the tension sensing roller 6 on the conveying path, On the traction roller 2 and the first conveying roller 3, in the process of conveying the film material, because the pressure sensor 7 is arranged on the tension sensing roller 6, when the pressure applied by the film material is greater than a certain value, the pressure sensor 7 judges that the rotation of the traction roller 2 is faster and the unwinding speed of the unwinding roller 1 is slower, so that the unwinding speed of the unwinding roller 1 is controlled to be faster so as to match the traction speed of the traction roller 2 and avoid the deformation or tearing of the film material due to stress; when the pressure sensor 7 measures that the pressure is too small, the speed of the traction roller 2 is judged to be slow, the unwinding speed of the unwinding roller 1 is high, and therefore the unwinding speed of the unwinding roller 1 is controlled to be slow, so that the traction speed of the traction roller 2 is matched, and the film material is prevented from being conveyed in a too loose state.

Preferably, the frame is located and is provided with corona mechanism between tension control mechanism and carry over pinch rolls 2, and corona mechanism includes guide roller 8 and locates the first corona roller 9 and the second corona roller 10 of guide roller 8 both sides, and when the coating material was carried through corona mechanism, corona mechanism made corona treatment to the coating material surface, made the coating material have better adhesive force in subsequent manufacturing procedure, let pigment better attached to the coating material surface.

The frame is located carry over pinch rolls 2 department and is provided with the pressure roller subassembly, and the pressure roller subassembly includes compression roller 11, locate the roller seat 12 at compression roller 11 both ends and be used for adjusting the pole 13 that lifts of the distance between compression roller 11 and carry over pinch rolls 2, is equipped with the spring part 14 with the top butt of roller seat 12 in the frame, specifically, the both ends of lifting the pole 13 respectively with the bottom butt of both sides roller seat 12, lift the pole 13 and be located the butt and seted up the notch, wherein, spring part 14 and the front end butt of roller seat 12 lift the pole 13 and be located the rear end of roller seat 12, it has the handle to lift the pole 13 external, the operator can drive through rotating the handle and lift the pole 13 and rotate, when the notch aims at roller seat 12, compression roller 11 and carry over pinch rolls 2's clearance minimum, when rotating and lifting the pole 13 to non-notch bearing roller seat 12, the clearance of compression roller 11 and carry over pinch rolls 2 is the biggest, the operator can be through manual regulation in order to reach best clearance.

The frame is located the rear of carry over pinch rolls 2 and is equipped with tension adjustment mechanism, tension adjustment mechanism includes swing span 15, swing cylinder 16 and linking arm 17, linking arm 17 is connected with swing span 15, swing cylinder 16 respectively, be equipped with a plurality of second conveying rollers 18 on swing span 15, the membrane material is made a round trip to wind on second conveying roller 18 and first conveying roller 3, swing span 15 can do the luffing motion under the drive of swing cylinder 16, when swing cylinder 16 drive swing span 15 was swung up, the membrane material is in lax state, when the control swing span was swung down, the membrane material was in the state of tightening.

The frame is located tension adjustment mechanism's rear and is equipped with the mechanism of rectifying, the mechanism of rectifying includes chassis 19, the cylinder 20 and the frame 21 of rectifying, be equipped with a plurality of third conveying rollers 22 on the frame 21 of rectifying, the frame 21 of rectifying is swing joint with chassis 19, the cylinder 20 of rectifying sets up on chassis 19 and is connected with the frame 21 of rectifying, the frame 21 of rectifying can do the horizontal hunting under the drive of the cylinder 20 of rectifying, through the cylinder 20 control of rectifying, the frame 21 of rectifying can be rectified the membrane material of winding on third conveying roller 22 when carrying out the horizontal hunting, guarantee that the skew phenomenon can not appear in the membrane material of follow-up transport.

Be equipped with electric eye 23 in the output of frame, be equipped with the horizontal pole of installation electric eye 23 in the frame, electric eye 23 can move in order to adjust its position for the horizontal pole, can make things convenient for the output state of better monitoring membrane material through the position of adjusting electric eye 23.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiment, but equivalent modifications or changes made by those skilled in the art according to the present disclosure should be included in the scope of the present invention as set forth in the appended claims.