CN113699691A

CN113699691A - Screen curtain vibration mechanism

Info

Publication number: CN113699691A
Application number: CN202111196898.0A
Authority: CN
Inventors: 孙安立; 刘秉双; 吴晓峰; 邱来东
Original assignee: Changzhou Xinshenglong Non Woven Technology Co ltd
Current assignee: Changzhou Xinshenglong Non Woven Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2021-11-26

Abstract

The invention discloses a screen curtain vibration mechanism which comprises a base, wherein a vibration device and a pressing device are arranged on the base, the vibration device comprises a rack, a vibration roller, a driven roller and a driving roller, the vibration roller comprises a roller body and rotating shafts at two ends, the cross section of the roller body is rectangular, a driving motor is connected to the rotating shaft at any end, a first positioning seat is arranged at the other end of the roller body, a second positioning seat is sleeved outside the driving motor, the first positioning seat and the second positioning seat are fixed on the rack through bolts, the pressing device comprises an upper pressing roller and two lower pressing rollers, an adjusting part for adjusting the levelness of the outer surface of the upper pressing roller is arranged on the upper pressing roller, the two adjusting parts are respectively positioned at two ends of the upper pressing roller, and a pressing part for keeping the upper pressing roller in contact with the lower pressing roller is arranged on the lower pressing roller. After the improvement, the fiber layer on the upper layer of the net curtain can be uniformly dropped on the lower layer of the net curtain, so that the working quality of the net forming machine and the quality of products are greatly improved.

Description

Screen curtain vibration mechanism

Technical Field

The invention relates to the technical field of non-woven fabric production equipment, in particular to a net curtain vibration mechanism.

Background

In nonwoven fabric production equipment, web formers are common equipment. During production, the fiber is sprayed on the net curtain of the web forming machine by using melt-blowing equipment, and the net curtain drives the fiber layer to move forwards to be reinforced into cloth. When the multilayer fiber layer is manufactured, the upper layer of fiber layer is conveyed through the upper layer of net curtain, the lower layer of fiber layer is conveyed through the lower layer of net curtain, then the fiber layer on the upper layer of net curtain naturally falls onto the lower layer of net curtain, and finally the fiber layer is reinforced into cloth. The fibre of upper strata net curtain falls to lower floor's net curtain through the mode that drops naturally, and in process of production, the condition of the thickness of easily appearing differs, warp and easy fold not only influences the quality of product, still can influence the operating mass with rated load of whole equipment.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a net curtain vibration mechanism capable of greatly improving the working quality of a net forming machine.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a screen curtain vibrations mechanism, includes the base, be equipped with vibrator and closing device on the base, vibrator includes frame, vibrations roller, driven roll and drive roll, the vibrations roller includes the pivot at roll body and both ends, the transversal rectangle setting of personally submitting of roll body is connected with driving motor in the pivot of arbitrary one end, is equipped with positioning seat one on the other end, the driving motor overcoat is equipped with positioning seat two, positioning seat one and positioning seat two pass through the bolt fastening in the frame, closing device includes that one goes up compression roller and two lower compression rollers, it is equipped with the regulating part of adjusting its surface levelness on the compression roller to go up, the regulating part is equipped with two, is located the both ends of compression roller respectively, be equipped with on the lower compression roller and keep its inconsistent pressfitting portion with last compression roller.

The invention is further configured to: the adjusting part comprises an adjusting shell and an eccentric shaft sleeve which is positioned in the adjusting shell and is in running fit with the adjusting shell, a positioning piece used for positioning the eccentric shaft sleeve is arranged on the adjusting shell, and two end parts of the upper compression roller are respectively arranged in the eccentric shaft sleeve in a penetrating mode.

The invention is further configured to: the surface of eccentric sleeve is equipped with the latch that is cyclic annular distribution, be equipped with the annular cingulum with the latch adaptation on the inner wall of regulation casing, the tip of eccentric sleeve is equipped with the protruding edge of annular, protruding edge extends to outside the regulation casing, the setting element is worn to establish annular protruding edge after-fixing on the regulation casing.

The invention is further configured to: the pressing portion comprises bases located at two ends of the lower pressing roller, two ends of the lower pressing roller penetrate through the bases to be matched with the bases in a rotating mode, the bottom of the bases is inserted into the sliding seat, and two pressure springs are arranged between the sliding seat and the bottom of the base.

The invention is further configured to: the improved sliding seat is characterized in that two slide ways are arranged in the sliding seat, the two sides of the base are inserted into the slide ways and are in sliding fit, a mounting groove is formed in the bottom of the base, one end of the pressure spring is fixed to the bottom wall of the sliding seat, and the other end of the pressure spring is fixed in the mounting groove of the base.

The invention is further configured to: the rotating shaft and the roller body are arranged in an integrated structure.

The invention is further configured to: the cross section of the driving roller is larger than that of the driven roller, and the driven roller is positioned between the driving roller and the vibrating roller.

Through adopting above-mentioned technical scheme, through the setting of vibrations roller, can in time pat the fibrous layer on the upper screen cloth curtain, make it evenly take off on the lower floor's screen cloth curtain, make compound fibrous layer thickness more even, can effectively avoid the condition of deformation fold simultaneously. Set up closing device's structure, can in time compress tightly the process to compound fibrous layer, the horizontal angle position of going up the compression roller simultaneously passes through eccentric sleeve, realizes the adjustable structure, can in time adjust the levelness position of going up the compression roller, makes and goes up the compression roller and be the state of mutual support pressure with lower compression roller, can be better compress tightly the process to compound fibrous layer, does benefit to the quality that promotes the product.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional view of the hold-down device;

FIG. 3 is a schematic view of a vibrating roller;

fig. 4 is a partial sectional view of the upper roll and the regulating part.

1. A base; 2. a vibration device; 20. a frame; 21. a vibration roller; 210. a rotating shaft; 211. a roller body; 212. a first positioning seat; 213. a second positioning seat; 214. a drive motor; 22. a driven roller; 23. a drive roll; 3. a pressing device; 30. an upper compression roller; 31. a lower pressing roller; 310. a base; 311. a slide base; 312. a slideway; 313. a pressure spring; 314. mounting grooves; 32. an adjustment section; 320. adjusting the shell; 321. an eccentric shaft sleeve; 322. a positioning member; 324. an annular convex edge; 325. clamping teeth; 326. an endless toothed belt.

Detailed Description

Embodiments of the present invention are further described with reference to fig. 1 to 4. The structures, proportions, and dimensions shown in the drawings and described in the specification are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather the structures, proportions, and dimensions shown in the drawings and described in the specification are for illustrative purposes only and are not intended to limit the scope of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

A net curtain vibration mechanism comprises a base 1, a vibration device 2 and a pressing device 3 are arranged on the base 1, the vibrating device 2 comprises a frame 20, a vibrating roller 21, a driven roller 22 and a driving roller 23, the vibration roller 21 comprises a roller body 211 and rotating shafts 210 at two ends, the cross section of the roller body 211 is rectangular, the rotating shaft 210 at any end is connected with a driving motor 214, a first positioning seat 212 is arranged at the other end, a second positioning seat 213 is sleeved outside the driving motor 214, the first positioning seat 212 and the second positioning seat 213 are fixed on the frame 20 through bolts, the pressing device 3 comprises an upper pressing roller 30 and two lower pressing rollers 31, the upper pressing roller 30 is provided with an adjusting part 32 for adjusting the levelness of the outer surface thereof, the two adjusting parts 32 are respectively positioned at two ends of the upper press roll 30, and the lower press roll 31 is provided with a pressing part for keeping the pressing part to be abutted against the upper press roll 30. The adjusting portion 32 includes an adjusting housing 320 and an eccentric shaft sleeve 321 located in the adjusting housing 320 for rotating, a positioning element 322 for positioning the eccentric shaft sleeve 321 is disposed on the adjusting housing 320, and two ends of the upper pressure roller 30 are respectively inserted into the eccentric shaft sleeve 321. The surface of eccentric axle sleeve 321 is equipped with the latch 325 that is cyclic annular distribution, be equipped with the annular cingulum 326 with latch 325 adaptation on the inner wall of adjusting casing 320, the tip of eccentric axle sleeve 321 is equipped with annular protruding edge 324, protruding edge extends to outside adjusting casing 320, setting element 322 wears to establish annular protruding edge 324 after-fixing on adjusting casing 320. The pressing part comprises bases 310 located at two ends of the lower pressing roller 31, the two ends of the lower pressing roller 31 penetrate through the bases 310 to be matched with each other in a rotating mode, the bottom of each base 310 is inserted into a sliding seat 311, and two compression springs 313 are arranged between the sliding seat 311 and the bottom of each base 310. Two slide ways 312 are arranged in the slide base 311, two sides of the base 310 are inserted in the slide ways 312 and are in sliding fit, a mounting groove 314 is arranged at the bottom of the base 310, one end of the pressure spring 313 is fixed on the bottom wall of the slide base 311, and the other end of the pressure spring is fixed in the mounting groove 314 of the base 310. The rotating shaft 210 and the roller body 211 are arranged in an integrated structure. The driving roller 23 has a cross section larger than that of the driven roller 22, and the driven roller 22 is located between the driving roller 23 and the vibration roller 21.

Vibrations roller 21 carries out the rotation in a circumferential direction through motor drive, and roll body 211 patts the net curtain, makes the fibrous layer on the net curtain can take off on the net curtain of lower floor, such mode for compound fibrous layer is thin thick more even, and is difficult for fold and deformation, does benefit to the quality that promotes the product. And after the fiber layers are compounded, the fiber layers enter a pressing device 3 for pressing. The both ends of going up compression roller 30 are equipped with eccentric sleeve 321, and when the levelness unevenness of going up compression roller 30 and forming the contained angle between the compression roller 31 down, through rotating eccentric sleeve 321, adjust last compression roller 30, can promote the butt compactness between last compression roller 30 and the compression roller 31 down. When the eccentric shaft sleeve 321 rotates, the latch 325 and the toothed belt play a role in clamping, so that the eccentric shaft sleeve 321 can be positioned while being prevented from excessively rotating, the position of the eccentric shaft sleeve 321 is convenient to adjust, and the latch 325 and the toothed belt are made of elastic materials. After the adjustment is completed, the positioning member 322 is inserted through the annular flange 324 and then fixed on the adjusting housing 320.

The lower pressing roller 31 is arranged through the pressing spring 313, so that the lower pressing roller 31 and the upper pressing roller 30 are kept in a collision state, and due to the arrangement, the compression degree of the composite fiber layer is favorably improved, and the product quality is improved.

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.

Claims

1. A net curtain vibrations mechanism, includes the base, its characterized in that: the base is provided with a vibration device and a pressing device, the vibration device comprises a frame, a vibration roller, a driven roller and a driving roller, the vibration roller comprises a roller body and rotating shafts at two ends, the cross section of the roller body is rectangular, a driving motor is connected to the rotating shaft at any one end, a first positioning seat is arranged at the other end of the roller body, a second positioning seat is sleeved outside the driving motor, the first positioning seat and the second positioning seat are fixed to the frame through bolts, the pressing device comprises an upper pressing roller and two lower pressing rollers, adjusting portions for adjusting the levelness of the outer surface of the upper pressing roller are arranged on the upper pressing roller, the two adjusting portions are arranged at two ends of the upper pressing roller respectively, and pressing portions which are kept to be abutted to the upper pressing roller are arranged on the lower pressing roller.

2. The screen vibrating mechanism of claim 1, wherein: the adjusting part comprises an adjusting shell and an eccentric shaft sleeve which is positioned in the adjusting shell and is in running fit with the adjusting shell, a positioning piece used for positioning the eccentric shaft sleeve is arranged on the adjusting shell, and two end parts of the upper compression roller are respectively arranged in the eccentric shaft sleeve in a penetrating mode.

3. The screen vibrating mechanism of claim 2, wherein: the surface of eccentric sleeve is equipped with the latch that is cyclic annular distribution, be equipped with the annular cingulum with the latch adaptation on the inner wall of regulation casing, the tip of eccentric sleeve is equipped with the protruding edge of annular, protruding edge extends to outside the regulation casing, the setting element is worn to establish annular protruding edge after-fixing on the regulation casing.

4. The screen vibrating mechanism of claim 1, wherein: the pressing portion comprises bases located at two ends of the lower pressing roller, two ends of the lower pressing roller penetrate through the bases to be matched with the bases in a rotating mode, the bottom of the bases is inserted into the sliding seat, and two pressure springs are arranged between the sliding seat and the bottom of the base.

5. The screen vibrating mechanism of claim 4, wherein: the improved sliding seat is characterized in that two slide ways are arranged in the sliding seat, the two sides of the base are inserted into the slide ways and are in sliding fit, a mounting groove is formed in the bottom of the base, one end of the pressure spring is fixed to the bottom wall of the sliding seat, and the other end of the pressure spring is fixed in the mounting groove of the base.

6. The screen vibrating mechanism of claim 1, wherein: the rotating shaft and the roller body are arranged in an integrated structure.

7. The screen vibrating mechanism of claim 1, wherein: the cross section of the driving roller is larger than that of the driven roller, and the driven roller is positioned between the driving roller and the vibrating roller.