CN213679034U - Constant-tension automatic winding machine for melt-blown non-woven fabric - Google Patents
Constant-tension automatic winding machine for melt-blown non-woven fabric Download PDFInfo
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- CN213679034U CN213679034U CN202022480950.2U CN202022480950U CN213679034U CN 213679034 U CN213679034 U CN 213679034U CN 202022480950 U CN202022480950 U CN 202022480950U CN 213679034 U CN213679034 U CN 213679034U
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- 239000004744 fabric Substances 0.000 title claims abstract description 83
- 238000004804 winding Methods 0.000 title claims abstract description 77
- 239000004750 melt-blown nonwoven Substances 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 238000005096 rolling process Methods 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 claims description 54
- 230000008859 change Effects 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000835 fiber Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a permanent tension automatic winding machine for melt-blown non-woven fabrics, including the wind-up roll that is used for the rolling meltblown cloth, be connected with driving motor on the wind-up roll, be provided with supplementary hold-down mechanism and tension detection mechanism on the wind-up machine body, supplementary hold-down mechanism includes the pinch roller, the pinch roller contacts with the wind-up roll, tension detection mechanism is connected with the driving motor electricity, and through tension detection mechanism control driving motor's rotational speed, the tension that the change meltblown cloth receives makes the meltblown cloth atress even, and the rolling quality when improving the rolling axle rolling meltblown cloth is unified.
Description
Technical Field
The utility model belongs to melt and spout non-woven production facility field, more specifically the constant tension automatic winding machine who is used for melt to spout non-woven that says so.
Background
The melt-blown cloth (also called melt-blown non-woven fabric) is the most core material of the mask, the melt-blown cloth mainly takes polypropylene as a main raw material, and the fiber diameter can reach 1-5 microns. The superfine fiber with the unique capillary structure increases the number and the surface area of the fiber per unit area, so that the melt-blown fabric has good filtering property, shielding property, heat insulation property and oil absorption property. Can be used in the fields of air and liquid filtering materials, isolating materials, absorbing materials, mask materials, warm-keeping materials, oil absorbing materials, wiping cloth and the like.
As shown in fig. 8, in the production process of the existing meltblown fabric, the meltblown fabric is usually wound by a winding roller and a winding shaft, the winding shaft is in contact with the winding roller in the winding process, and the driving motor drives the winding roller to rotate, so that the meltblown fabric on the winding roller is wound on the winding shaft, and when the meltblown fabric on the winding shaft reaches a certain amount, the winding shaft can be taken down, the empty winding shaft is replaced, and then the meltblown fabric is wound again. And in the rolling process, the friction force generated by the rotation of the rolling roller is only used for tensioning and rolling the melt-blown fabric, the tensioning force is small and uneven, the rolling quality of the melt-blown fabric is different, the melt-blown fabric is easy to slide in the rolling process, and the rolling quality of the melt-blown fabric is more influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a can improve permanent tension automatic winding machine of melt-blown fabric rolling quality.
In order to achieve the above purpose, the utility model provides a following technical scheme: the constant-tension automatic winding machine for melt-blown non-woven fabric comprises a winding roller for winding melt-blown fabric, wherein a driving motor is connected to the winding roller, an auxiliary pressing mechanism and a tension detection mechanism are arranged on a winding machine body, the auxiliary pressing mechanism comprises a pressing roller, the pressing roller is in contact with the winding roller, and the tension detection mechanism is electrically connected with the driving motor.
Furthermore, the auxiliary pressing mechanism further comprises a pressing rod and a pressing cylinder, the pressing roller is rotatably connected with the pressing rod, the pressing rod is hinged to the winder body, the pressing rod is hinged to a piston rod of the pressing cylinder, and a cylinder body of the pressing cylinder is hinged to the winder body.
Further, the tension detection mechanism comprises a support, a connecting rod and a tension sensor are arranged on the support, the middle of the connecting rod is hinged to the support, a detection roller is arranged at one end of the connecting rod, and the other end of the connecting rod is connected with the tension sensor.
Furthermore, a splitting mechanism is arranged on the winding machine body and comprises a bottom cutter roller and a cutter seat, a plurality of bottom cutters axially distributed are arranged on the bottom cutter roller, an upper cutter corresponding to the bottom cutters is arranged on the cutter seat, and a moving cylinder is arranged between the upper cutter and the cutter seat.
Further, an arc-shaped roller is arranged between the winding roller and the splitting mechanism.
Compared with the prior art, the beneficial effects of the utility model are that: when the melt-blown fabric is conveyed to the wind-up roll, compress tightly the melt-blown fabric on the wind-up roll through the compression roller, increase the contact surface of melt-blown fabric and wind-up roll, when improving the tensile force to the melt-blown fabric, provide stable tensile force, when the melt-blown fabric is tensioned, tension sensor passes through the pressure on the detection roller, thereby detect out the tension on the melt-blown fabric indirectly, and contrast through the tension numerical value with setting for, then through electric signal control driving motor's rotational speed, thereby change the tensile force of melt-blown fabric on the wind-up roll, make the melt-blown fabric atress even, rolling quality when improving the rolling melt-blown fabric of wind-up axle rolling is unified.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a winding machine body of the utility model;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic longitudinal cross-sectional view of the body of the winding machine of the present invention;
FIG. 4 is a top view of the tension detection mechanism;
FIG. 5 is a schematic view taken along the line B-B in FIG. 4;
FIG. 6 is a schematic structural view of an auxiliary pressing mechanism;
FIG. 7 is a schematic view of a curved roll configuration;
fig. 8 is a schematic structural view of a winding meltblown fabric of a winder in the prior art.
Reference numerals: 1. a winder body; 2. a wind-up roll; 3. a pressure roller; 4. a tension detection mechanism; 5. a hold down bar; 6. a pressing cylinder; 7. a support; 8. a tension sensor; 9. a connecting rod; 10. a detection roller; 11. a bed knife roll; 12. a cutter seat; 13. a bed knife; 14. an upper cutter; 15. a moving cylinder; 16. an arc-shaped roller; 17. a mounting seat; 18. locking the bolt; 19. a transition roll; 20. and (7) winding the shaft.
Detailed Description
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection 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, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.
The present invention is further explained with reference to fig. 1 to 8.
The utility model provides a permanent tension automatic winding machine for melt-blown non-woven fabrics, is including the wind-up roll 2 that is used for the rolling melt-blown fabric, be connected with driving motor (the attached drawing does not show) on the wind-up roll 2, be provided with supplementary hold-down mechanism and tension detection mechanism 4 on the wind-up machine body 1, supplementary hold-down mechanism includes compressing roller 3, compressing roller 3 contacts with wind-up roll 2, tension detection mechanism 4 is connected with driving motor electricity.
As shown in fig. 3, the pressing principle of the pressing roller 3 is: before winding the meltblown fabric, the winding shaft 20 is abutted against the winding roller 2, the driving motor is started, the fabric end of the meltblown fabric is wound on the winding shaft 20 through the winding roller 2, the fabric end of the meltblown fabric is fixed on the winding shaft 20, then the pressing roller 3 is close to the winding roller 2, after the pressing roller 3 is abutted against the meltblown fabric, the pressing roller 3 continues to be close to the winding roller 2, in the approaching process, the meltblown fabric is gradually tensioned, the contact area of the meltblown fabric and the winding roller 2 is increased, when the meltblown fabric is pressed on the winding roller 2 by the pressing roller 3, the winding tensioning of the meltblown fabric is completed, the winding roller 2 continues to be rotated, the meltblown fabric is wound on the winding shaft 20, the meltblown fabric can be prevented from sliding on the surface of the winding roller 2 through the pressing roller 3, the winding flatness of the meltblown fabric is improved, and the winding quality is improved; and compress tightly the in-process with the meltblown fabric at compression roller 3, tension on the meltblown fabric can be detected to tension detection mechanism 4 to compare through the standard tension value with having set for in advance, pass through the signal of telecommunication with the comparison result again and transmit for driving motor, make driving motor change wind-up roll 2's rotational speed, thereby change the tension of meltblown fabric at the rolling in-process, make meltblown fabric atress even, improve the rolling quality.
Preferably, the compression roller 3, the wind-up roller 2 and the wind-up shaft 20 are all provided with insulating rubber layers, so that the electrostatic loss of the melt-blown fabric is reduced in the transportation and winding process.
As shown in fig. 3, preferably, the winder body 1 is further provided with a cutting mechanism, and after a certain amount of meltblown fabric on the winding shaft 20 is wound, the meltblown fabric between the winding roller 2 and the winding shaft 20 is cut off by the cutting mechanism, so that the winding shaft 20 can be taken down from the winder body 1, and a new winding shaft 20 is replaced.
As shown in fig. 3, preferably, the pressing roller 3 is located below the axis of the winding roller 2, so that the pressing roller 3 can press more meltblown fabric onto the winding roller 2, friction between the meltblown fabric and the winding roller 2 is increased, slippage of the meltblown fabric is prevented, and meanwhile, the tension of the meltblown fabric can be changed rapidly through the winding roller 2.
As shown in fig. 6, the preferred auxiliary pressing mechanism of this embodiment further includes a pressing rod 5 and a pressing cylinder 6, the pressing roller 3 is rotatably connected to the pressing rod 5, the pressing rod 5 is hinged to the winder body 1, the pressing rod 5 is hinged to a piston rod of the pressing cylinder 6, a cylinder body of the pressing cylinder 6 is hinged to the winder body 1, and during pressing, the piston rod of the pressing cylinder 6 extends out to drive the pressing rod 5 to rotate, and the pressing roller 3 on the pressing rod 5 is close to the winding roller 2; after the winding is completed, the piston rod of the pressing cylinder 6 retracts to drive the pressing roller 3 to be away from the winding roller 2, and the next winding is prepared.
Preferably, after the meltblown fabric on the winding shaft 20 is wound to a certain amount, the winding shaft 20 is taken down and the winding shaft 20 is replaced with a new one for winding, and in the process of replacing the winding shaft 20, the compression roller 3 can still compress the meltblown fabric on the winding roller 2, so that the meltblown fabric is prevented from being loosened from the winding roller 2, and the winding efficiency is prevented from being influenced.
As shown in fig. 4 and 5, the tension detecting mechanism 4 preferably in this embodiment includes a bracket 7, a connecting rod 9 and a tension sensor 8 are disposed on the bracket 7, the middle of the connecting rod 9 is hinged to the bracket 7, one end of the connecting rod 9 is provided with a detecting roller 10, the other end is connected to the tension sensor 8, the tension sensor 8 is a tension sensor, and two ends of the tension sensor 8 are respectively hinged to the connecting rod 9 and the bracket 7, when the meltblown fabric enters the winder body 1, the meltblown fabric first contacts with the detecting roller 10, when a tension force is generated on the meltblown fabric, the meltblown fabric generates a downward pressure on the detecting roller 10 and is transmitted to the tension sensor 8 through the connecting rod 9, the tension sensor 8 compares the pressure signal with a set value of an internal pressure thereof, and then controls the driving motor to change a rotation speed until the detected pressure is equal to the set value, thereby make the melt-blown fabric can receive even tensile force, improve the rolling quality of melt-blown fabric.
As shown in fig. 5, it is preferable that a transition roller 19 is provided on the support 7, and the meltblown fabric passes through the detection roller 10 and then contacts with the transition roller 19, thereby improving stability of the meltblown fabric during transportation.
As shown in fig. 1 and 2, a slitting mechanism is disposed on the winding machine body 1 according to the preferred embodiment, the slitting mechanism includes a bottom knife roller 11 and a cutter seat 12, a plurality of bottom knives 13 axially distributed are disposed on the bottom knife roller 11, an upper cutter 14 corresponding to the bottom knives 13 is disposed on the cutter seat 12, a moving cylinder 15 is disposed between the upper cutter 14 and the cutter seat 12, when the upper cutter 14 enters between the bottom knife roller 11 and the upper cutter 14, the moving cylinder 15 operates to move the upper cutter 14 toward the bottom knives 13, and when the upper cutter 14 contacts with the bottom knives 13, the meltblown fabric is cut, and the bottom knife roller 11 drives the upper cutter 14 to rotate, so as to continuously cut the meltblown fabric.
As shown in fig. 2, the bed knife 13 is preferably made of annular metal, and a plurality of metal rings are uniformly distributed along the axial direction of the bed knife roll 11, so that the upper cutter 14 does not cut the bed knife roll 11 when cutting the meltblown fabric, and the annular shape can reduce the contact area between the meltblown fabric and the bed knife roll 11, and reduce the loss of static electricity on the meltblown fabric.
As shown in fig. 2, preferably, an installation seat 17 is arranged between the upper cutter 14 and the cutter seat 12, a locking bolt 18 is arranged on the installation seat 17, and the detachable connection between the upper cutter 14 and the cutter seat 12 is realized through the locking bolt 18, so that the distance between each upper cutter 14 can be adjusted, the cutting of the melt-blown cloth with different sizes is realized, and the production efficiency is improved.
As shown in fig. 7, an arc roller 16 is disposed between the winding roller 2 and the slitting mechanism in the preferred embodiment, that is, the arc roller 16 is arc-shaped, and the surface of the arc roller 16 can provide tension forces with different two sides for the meltblown fabric, so that the slit meltblown fabric can be kept at a certain distance from each other, and the phenomenon of pressing edges between the meltblown fabrics during winding is avoided.
Preferably, the curved roll 16 is made of rubber material, which can reduce the electrostatic loss of the meltblown fabric when passing through the curved roll 16.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a permanent tension automatic winding machine for melt-blown non-woven fabrics, includes the rolling machine body, be provided with the wind-up roll that is used for the rolling melt-blown fabric on the rolling machine body, be connected with driving motor on the wind-up roll, its characterized in that: the winding machine is characterized in that an auxiliary pressing mechanism and a tension detection mechanism are arranged on the winding machine body, the auxiliary pressing mechanism comprises a pressing roller, the pressing roller is in contact with the winding roller, and the tension detection mechanism is electrically connected with a driving motor.
2. A constant tension auto-winder for melt blown nonwovens according to claim 1 wherein: the auxiliary pressing mechanism further comprises a pressing rod and a pressing cylinder, the pressing roller is rotatably connected with the pressing rod, the pressing rod is hinged to the winder body, the pressing rod is hinged to a piston rod of the pressing cylinder, and a cylinder body of the pressing cylinder is hinged to the winder body.
3. A constant tension auto-winder for meltblown nonwovens as claimed in claim 2 characterised by: the tension detection mechanism comprises a support, a connecting rod and a tension sensor are arranged on the support, the middle of the connecting rod is hinged to the support, a detection roller is arranged at one end of the connecting rod, and the other end of the connecting rod is connected with the tension sensor.
4. A constant tension auto-winder for melt blown nonwovens according to claim 3 characterised by: the winding machine is characterized in that a splitting mechanism is arranged on the winding machine body and comprises a bottom cutter roller and a cutter seat, a plurality of bottom cutters distributed in the axial direction are arranged on the bottom cutter roller, an upper cutter corresponding to the bottom cutters is arranged on the cutter seat, and a moving cylinder is arranged between the upper cutter and the cutter seat.
5. A constant tension automatic winder for melt blown nonwoven according to claim 4 characterised by: an arc-shaped roller is arranged between the winding roller and the splitting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480950.2U CN213679034U (en) | 2020-10-30 | 2020-10-30 | Constant-tension automatic winding machine for melt-blown non-woven fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022480950.2U CN213679034U (en) | 2020-10-30 | 2020-10-30 | Constant-tension automatic winding machine for melt-blown non-woven fabric |
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| Publication Number | Publication Date |
|---|---|
| CN213679034U true CN213679034U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022480950.2U Active CN213679034U (en) | 2020-10-30 | 2020-10-30 | Constant-tension automatic winding machine for melt-blown non-woven fabric |
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| CN (1) | CN213679034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863710A (en) * | 2023-12-28 | 2024-04-12 | 常州市维意乐生装饰材料有限公司 | PVC color film tension self-control winding system and method thereof |
-
2020
- 2020-10-30 CN CN202022480950.2U patent/CN213679034U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117863710A (en) * | 2023-12-28 | 2024-04-12 | 常州市维意乐生装饰材料有限公司 | PVC color film tension self-control winding system and method thereof |
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