阅读说明：本技术 熔喷布的收卷装置 (Winding device for melt-blown fabric ) 是由 何海潮 于 2020-11-20 设计创作，主要内容包括：本发明公开了一种熔喷布的收卷装置,包括机架、若干导向辊和凸键式膨胀轴,所述机架的两侧对应凸键式膨胀轴处设置有竖直延伸的第一限位滑槽,所述机架上设置有摩擦收卷组件,所述摩擦收卷组件包括两个侧支撑辊、一个中支撑辊、涨紧辊和摩擦皮带,所述摩擦皮带绕过侧支撑辊、中支撑辊和涨紧辊,所述机架上对应中支撑辊处设置有竖直延伸的第二限位滑槽,所述第二限位滑槽位于第一限位滑槽下方,所述中支撑辊与第二限位滑槽的底部之间设置有压缩弹簧,两个侧支撑辊对称设置于中支撑辊的两侧且顶面高于中支撑辊的顶面,所述摩擦收卷组件连接有驱动电机,本发明可以分散熔喷布的重量,可以进行宽幅的、圈数多的熔喷布收卷。(The invention discloses a melt-blown fabric winding device, which comprises a frame, a plurality of guide rollers and a convex key type expansion shaft, wherein a first limit chute which extends vertically is arranged at the position, corresponding to the convex key type expansion shaft, of two sides of the frame, a friction winding assembly is arranged on the frame and comprises two side supporting rollers, a middle supporting roller, a tensioning roller and a friction belt, the friction belt bypasses the side supporting rollers, the middle supporting roller and the tensioning roller, a second limit chute which extends vertically is arranged at the position, corresponding to the middle supporting roller, of the frame, the second limit chute is positioned below the first limit chute, a compression spring is arranged between the middle supporting roller and the bottom of the second limit chute, the two side supporting rollers are symmetrically arranged at the two sides of the middle supporting roller, the top surface of the two side supporting rollers is higher than the top surface of the middle supporting roller, the friction winding assembly is connected with a driving motor, the invention can disperse the weight of the melt, the wide and multiple-turn meltblown fabric winding can be carried out.)

1. The utility model provides a coiling mechanism of melt-blown fabric, includes frame, a plurality of guide roll and protruding key formula inflation axle, its characterized in that: the utility model discloses a friction rolling machine, including frame, friction rolling subassembly, backing roll, tight roller and the friction belt of rising, the both sides of frame correspond protruding key formula inflation axle department and are provided with the first spacing spout of vertical extension, be provided with friction rolling subassembly in the frame, friction rolling subassembly includes two side supporting rollers, well backing roll, tight roller and the friction belt of rising, the friction belt is walked around side backing roll, well backing roll and tight roller that rises, the spacing spout of second that corresponds in the frame is provided with the second spacing spout of vertical extension, the spacing spout of second is located first spacing spout below, be provided with compression spring between the bottom of well backing roll and the spacing spout of second, two side supporting roller symmetries set up in the top surface that both sides and the top surface of well backing roll are higher than well.

2. The meltblown fabric roll-up device of claim 1, further comprising: the distance between the two side support rolls is less than the maximum diameter of the meltblown web.

3. The meltblown fabric roll-up device of claim 2, further comprising: the driving motor is connected with one of the side supporting rollers.

4. The meltblown fabric roll-up device of claim 3, further comprising: the friction belt is provided with one belt, and the friction belt extends from one end of the middle supporting roller to the other end of the middle supporting roller.

5. The meltblown fabric roll-up device of claim 3, further comprising: the friction belts are arranged and evenly distributed along the axial direction of the middle supporting roller.

6. The apparatus of claim 4 or 5, wherein: the frame top is provided with ejection of compact track, and ejection of compact track extends to first spacing spout department, the edge that ejection of compact track corresponds first spacing spout is provided with the detachable limiting plate, first spacing spout is extended to ejection of compact orbital top by ejection of compact orbital below or surface.

7. The meltblown fabric roll-up device of claim 6, further comprising: the discharging rail is provided with a positioning groove corresponding to the limiting plate, the limiting plate is provided with a positioning pin, and the positioning pin is inserted into the positioning groove.

8. The meltblown fabric roll-up device of claim 7, further comprising: the other end of the discharge rail corresponding to the first limiting sliding groove is provided with a blocking piece, and one side of the discharge rail corresponding to the blocking piece inclines downwards.

Technical Field

The invention belongs to the field of melt-blown equipment, and particularly relates to a winding device of melt-blown cloth.

Background

The melt-blown method for manufacturing the non-woven fabric is a universal and cost-effective method for directly producing the non-woven fabric with the microfiber structure by using the polymer, and the non-woven fabric manufactured by the method has excellent filtering property, shielding property, heat insulation property and oil absorption property, so the non-woven fabric is widely applied to the fields of manufacturing medical and industrial masks, heat-insulating materials, filtering materials, oil-absorbing materials, sound-insulating materials and the like.

Melt-blown fabric need cut and rolling after the production net formation and add the electricity, present winding mechanism has a convex key formula inflation axle usually, sheathes a plurality of fiber container on the convex key formula inflation axle, it is fixed with the fiber container through the epaxial convex key of convex key formula inflation, then the both ends of convex key formula inflation axle support in the frame, make melt-blown fabric winding accomplish the rolling on the fiber container at last, after the rolling is accomplished, the convex key withdrawal makes all fiber containers take off by convex key formula inflation epaxial in proper order.

At present this kind of mode can be less to whole width to the less meltblown fabric rolling of the number of turns of winding is used, if meltblown fabric width is great, when the number of turns of winding is more, corresponding inflation axle width need increase so, at the rolling in-process, only both ends receive the support, when meltblown fabric weight is great, the middle zone of protruding key formula inflation axle will take place to buckle, influences the long use of protruding key formula inflation axle, even the unable normal flexible of protruding key.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a method for supporting a convex key type expansion shaft by using a middle supporting roller, a side supporting roller, a tensioning roller and a friction belt together, so that the convex key type expansion shaft has good support property along the axial direction, and the middle supporting roller, the side supporting roller and the tensioning roller of a friction winding assembly are wound together by the friction belt and stressed simultaneously, so that the phenomenon that one roller is bent due to overlarge bearing capacity is avoided, the weight of melt-blown cloth is dispersed, and the wide melt-blown cloth winding with a large number of turns can be carried out.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a coiling mechanism of melt-blown fabric, includes frame, a plurality of guide roll and protruding key formula inflation axle, the both sides of frame correspond protruding key formula inflation axle department and are provided with the first spacing spout of vertical extension, be provided with friction rolling subassembly in the frame, friction rolling subassembly includes two side supporting rollers, well backing roll, tight roller and friction belt in one, the friction belt bypasses side backing roll, well backing roll and tight roller that rises, backing roll department is provided with the spacing spout of second of vertical extension in corresponding in the frame, the spacing spout of second is located first spacing spout below, be provided with compression spring between the bottom of well backing roll and the spacing spout of second, two side supporting roller symmetries set up in the both sides of well backing roll and the top surface is higher than the top surface of well backing roll, the friction subassembly is connected with driving motor.

The distance between the further two side support rolls is smaller than the maximum diameter of the meltblown fleece web.

Further, the driving motor is connected with one side supporting roller.

And the friction belt is further provided with a strip, and the friction belt extends from one end of the middle supporting roller to the other end of the middle supporting roller.

Furthermore, the friction belts are provided with a plurality of belts which are uniformly distributed along the axial direction of the middle supporting roller.

Further frame top is provided with ejection of compact track, and ejection of compact track extends to first spacing spout department, the edge that ejection of compact track corresponds first spacing spout is provided with the detachable limiting plate, first spacing spout is extended to ejection of compact orbital top by ejection of compact orbital below or surface.

Furthermore, a positioning groove is formed in the position, corresponding to the limiting plate, of the discharging rail, a positioning pin is arranged on the limiting plate, and the positioning pin is inserted into the positioning groove.

The other end of the discharge rail corresponding to the first limiting sliding groove is provided with a blocking piece, and one side of the discharge rail corresponding to the blocking piece inclines downwards.

Compared with the prior art, the invention has the beneficial effects that:

1. by arranging the friction winding assembly, when the driving motor keeps constant speed, the winding speed of the convex key type expansion shaft can be kept constant;

2. by arranging the side supporting rollers and the middle supporting roller, the convex key type expansion shaft can be completely supported axially, and bending caused by overlarge span or overlarge weight of loaded melt-blown cloth is avoided;

3. the side supporting rollers, the middle supporting roller and the tensioning roller are connected together by the friction belt, so that the weight of the melt-blown fabric roll can be effectively dispersed, and the melt-blown fabric roll is prevented from being concentrated on the middle supporting roller, and all rollers cannot be bent;

4. through setting up ejection of compact track, can make the protruding key formula inflation axle after the rolling is accomplished roll along ejection of compact track and leave first spacing spout, reach the edge of frame and be convenient for transport.

Drawings

FIG. 1 is a side view of the lug expansion mandrel of the present invention without the meltblown web wound;

FIG. 2 is a schematic view of the internal structure of the lug type expansion shaft of the present invention when the meltblown fabric is not wound;

FIG. 3 is a schematic view of the internal structure of the present invention after completion of meltblown fabric winding with a tab expansion spool;

FIG. 4 is a side view of the key expansion spool of the present invention wound to complete meltblown application.

Reference numerals: 1. a frame; 13. a first limiting chute; 14. a limiting plate; 16. a second limiting chute; 17. a third limiting chute; 2. a guide roller; 3. a convex key type expansion shaft; 4. a discharge rail; 41. a blocking member; 5. side support rollers; 61. a middle support roller; 62. a compression spring; 71. a tensioning roller; 72. a tension spring; 8. rubbing the belt; 9. and (4) melt-blown fabric rolls.

Detailed Description

An embodiment of the winding device for meltblown fabric according to the invention is further described with reference to fig. 1 to 4.

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" or "a number" means two or more unless explicitly specified otherwise.

The utility model provides a coiling mechanism of melt-blown fabric, includes frame 1, a plurality of guide roll 2 and convex key formula inflation axle 3, the both sides of frame 1 correspond convex key formula inflation axle 3 department and are provided with the first spacing spout 13 of vertical extension, be provided with the friction rolling subassembly on the frame 1, the friction rolling subassembly includes two side supporting rollers 5, well backing roll 61, tight roller 71 and friction belt 8, friction belt 8 walks around side supporting roller 5, well backing roll 61 and tight roller 71, the backing roll 61 department is provided with the second spacing spout 16 of vertical extension in corresponding on the frame 1, the spacing spout 16 of second is located first spacing spout 13 below, be provided with compression spring 62 between the bottom of well backing roll 61 and the second spacing spout 16, two side supporting rollers 5 symmetry set up in the both sides of well backing roll 61 and the top surface is higher than the top surface of well backing roll 61, the friction winding assembly is connected with a driving motor.

In the present embodiment, it is preferable that the driving motor is connected to one of the side supporting rollers 5.

During winding, as shown in fig. 1, firstly, a paper tube is sleeved on a convex key type expansion shaft 3 and fixed, then the paper tube is integrally placed into a first limiting chute 13, the convex key type expansion shaft 3 is lapped on a friction belt 8 above a middle supporting roller 61, the friction belt 8 is slightly bent downwards by the convex key type expansion shaft 3 at the moment, the friction belt 8 can be contacted with or not contacted with the middle supporting roller 61 at the moment, and the friction belt 8 is contacted with the middle supporting roller 61 as an example; the melt-blown fabric sequentially passes through the guide rollers 2 to reach the convex key type expansion shaft 3, the bending angle of the friction belt 8 is gradually increased along with the increase of the mass of the melt-blown fabric roll 9, the middle support roller 61 is enabled to move downwards along the second limiting sliding chute 16 until the outer surface of the melt-blown fabric roll 9 contacts the friction belt 8 at the two side support rollers 5, and at the moment, the melt-blown fabric roll 9 is supported by the multiple rollers and the friction belt 8 together, as shown in fig. 3; the first limiting chute 13 in this embodiment enables the meltblown fleece web 9 to move only in the vertical direction, so that it can simultaneously contact the side support rollers 5 on both sides.

In the embodiment, when the diameter of the meltblown fabric roll 9 is smaller, the contact area of the friction belt 8 and the surface of the meltblown fabric roll is relatively smaller, but as the diameter of the meltblown fabric roll is increased, the contact area of the friction belt 8 and the surface of the meltblown fabric roll is gradually increased so as to ensure that enough contact area drives the meltblown fabric roll 9 to rotate.

The preferred distance between the two side support rolls 5 of this embodiment is less than the maximum diameter of the meltblown web 9.

In the preferred embodiment, the friction belt 8 is provided with one belt, and the friction belt 8 extends from one end of the middle support roller 61 to the other end, so that the contact area between the friction belt 8 and the meltblown fabric roll 9 is large, but the cost of the friction belt 8 is high.

Certainly, the friction belt 8 can also be provided with a plurality of friction belts 8, the plurality of friction belts 8 are uniformly distributed along the axial direction of the middle supporting roller 61, and at this time, the whole area of the friction belt 8 is smaller, the cost is low, but the melt-blown fabric roll 9 can still be driven to rotate.

This embodiment is preferred 1 top of frame is provided with ejection of compact track 4, and ejection of compact track 4 extends to first spacing spout 13 department, the edge that ejection of compact track 4 corresponds first spacing spout 13 is provided with detachable limiting plate 14, first spacing spout 13 is extended to ejection of compact track 4's top by ejection of compact track 4's below or surface, and is specific correspond limiting plate 14 department on the ejection of compact track 4 and seted up the constant head tank, be provided with the locating pin on the limiting plate 14, the locating pin inserts in the constant head tank.

The bottom end of the first limiting chute 13 in this embodiment may be lower than the discharge rail 4 or flush with the discharge rail 4.

As shown in fig. 4, when the rolling, fix limiting plate 14 on ejection of compact track 4, the top of first limiting chute 13 this moment is higher than ejection of compact track 4 surfaces, make protruding key formula inflation axle 3 can not lead to protruding key formula inflation axle 3 to roll along ejection of compact track 4 because of the diameter increases at the rolling melt-blown cloth in-process, after the completion of coiling, take out limiting plate 14, first limiting chute 13 is opened towards one side of ejection of compact track 4 this moment, protruding key formula inflation axle 3 can be smooth roll out along ejection of compact track 4, so that transport.

In this embodiment, it is preferable that the other end of the discharge rail 4 corresponding to the first limiting chute 13 is provided with a blocking member 41, one side of the discharge rail 4 corresponding to the blocking member 41 is inclined downward, the meltblown fabric roll 9 separated from the first limiting chute 13 reaches the blocking member 41 along the discharge rail 4, and the inclined discharge rail 4 can stably keep the meltblown fabric roll 9 to be transferred in place.

As shown in fig. 2 and fig. 3, in this embodiment, first sliding blocks are disposed at two ends of the preferred convex key type expansion shaft 3, the first sliding blocks are matched with the first limiting sliding grooves 13, second sliding blocks are disposed at two ends of the middle supporting roller 61, the second sliding blocks are matched with the second limiting sliding grooves 16, third limiting sliding grooves 17 are disposed at positions of the frame 1 corresponding to the tensioning rollers 71, third sliding blocks are disposed at two ends of the tensioning rollers 71, the third sliding blocks are matched with the third limiting sliding grooves 17, and tensioning springs 72 are disposed between the third sliding blocks and the third limiting sliding grooves 17.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.