CN211734674U - Tangential air supplement device for spun-bonded non-woven fabric equipment - Google Patents
Tangential air supplement device for spun-bonded non-woven fabric equipment Download PDFInfo
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- CN211734674U CN211734674U CN202020145919.0U CN202020145919U CN211734674U CN 211734674 U CN211734674 U CN 211734674U CN 202020145919 U CN202020145919 U CN 202020145919U CN 211734674 U CN211734674 U CN 211734674U
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Abstract
The utility model provides a tangential air supplement device for spunbonded nonwoven equipment, including wedge cutting board and the air supplement adjusting device of its below, adjusting device includes side board and portable frame, and the side board includes left side panel, right side panel, and portable frame is including preceding frame and the after-frame that the symmetry set up, and preceding frame, after-frame all include fixed frame and movable frame, fixed frame's both ends with control two side boards fixed connection respectively, movable frame installs on fixed frame, and movable frame is provided with the diffuser plate, and two diffuser plates form the diffusion wind channel, movable frame's position is adjusted through the lift, and the shape of diffuser plate is adjusted through the adjusting lever on the fixed frame. In the tangential air supplement device for the spun-bonded non-woven fabric equipment, the diffusion plate is adjustable in shape, and the air supplement gap can be adjusted, so that the diffusion effect is enhanced through the adjusted diffusion plate and the adjusted air supplement gap.
Description
Technical Field
The utility model relates to a non-woven fabric equipment especially relates to a tangential air supplement device that is used for spunbonded non-woven fabric equipment.
Background
In the non-woven fabric spinning and bonding equipment, a polypropylene melt passes through a spinneret plate to form tows, and after cooling and drafting, the tows enter a diffusion air duct. In the current non-woven fabric equipment, air draft is generally adopted for drafting, the air flow accelerates to drive tows, the tows form the drafting and thin the filaments, but the tows are dispersed from the original crowded state after coming out of the drafting device at a certain speed, namely, the tows are divided and uniformly spread on a web former, and then the non-woven fabric products with uniform distribution can be manufactured.
In the spinning system of the prior spunbonded nonwoven production line, the yarn separating device has various modes such as airflow diffusion, mechanical swing sheet, electrostatic yarn separation and the like, the most popular mode belongs to the airflow diffusion mode, and the mode for realizing the function is called as a diffusion air duct. All the diffusion air channels are static structural members, and the fibers are divided and uniformly laid according to the principles of hydrodynamics and aerodynamics. Compared with other silk dividing and lapping devices, the silk dividing and lapping device has the advantages of simple structure, thorough silk dividing, uniform lapping, no moving parts, no abrasion and no noise.
Fig. 1 is a common diffusion air duct, after the filament bundle comes out from the drafting device 11, after air is supplemented in the horizontal direction, the air flow is suddenly diffused and decelerated, the speed of the air flow is quickly the same as that of the filament bundle, and the filament bundle is diffused and separated along with the air flow, moves downwards in a spiral shape, and falls on a mesh curtain 12 of a web former.
As the horizontal air supplement extrudes the tows towards the middle, although the lower opening of the diffusion plate 1 is enlarged, the diffusion effect of the tows is influenced, the diffusion effect is not obvious when the production speed is low, the diffusion effect is worse and worse along with the increase of the speed, and the uniform distribution and the strength of the cloth are directly influenced.
SUMMERY OF THE UTILITY MODEL
In order to further improve the diffusion effect of strand silk, the utility model provides a tangential air supplement device for spunbonded nonwoven equipment adopts the tangential air supplement, reinforcing diffusion effect, its technical scheme as follows:
a tangential air supplement device for a spun-bonded non-woven fabric device comprises a wedge blade plate which is fixedly arranged below a drafting device, wherein a horizontal air supplement channel on the wedge blade plate is sealed by an air bag; the air supplementing adjusting device is positioned below the wedge knife plate and comprises a side panel and a movable frame, the side panel comprises a left side panel and a right side panel, and the movable frame comprises a front frame and a rear frame which are symmetrically arranged; the front frame and the rear frame respectively comprise a fixed frame and a movable frame, the two ends of the fixed frame and the left and right side panels are respectively fixedly connected, the movable frame is arranged on the fixed frame, the movable frame is provided with a diffusion plate, the front diffusion plate and the rear diffusion plate form a diffusion air channel, the position of the movable frame is adjusted through a lifter on the fixed frame, and the shape of the diffusion plate is adjusted through an adjusting rod on the movable frame.
The diffusion plate is divided into 4-8 adjusting parts which are connected in sequence, each adjusting part is connected with at least one adjusting rod, and the shape of each adjusting part can be adjusted through the corresponding connected adjusting rods.
The diffuser plate divide into four adjustment portions of air inlet portion, cut wind portion, ventilation portion, diffusion portion that connect gradually, install four groups of adjusting rods on the movable frame, divide into upper portion, middle part, lower part, bottom, upper portion adjusting rod adjustment air inlet portion, middle part adjusting rod adjustment cut wind portion, lower part adjusting rod adjustment ventilation portion, bottom adjusting rod adjustment diffusion portion.
One end of the adjusting rod is fixed on the movable frame, the other end of the adjusting rod is fixedly connected with the diffusion plate, the adjusting rod comprises an adjusting screw rod and an adjusting nut, the movable frame is provided with a fixed block, one end of the adjusting screw rod is fixedly connected with the diffusion plate through a hinge, and the other end of the adjusting screw rod penetrates through the hole in the fixed block and then is fixed through the adjusting nut.
The side panels are provided with rotating hand wheels, the fixed frame is provided with a lifter, the rotating hand wheels are connected with the lifter, and the rotating hand wheels are rotated to control the lifter to drive the movable frame to integrally move forward or backward.
The fixed frame is provided with a slide rail, and the movable frame is fixed through the slide rail and can move forward or backward along the slide rail under the action of the lifter.
And the rotating hand wheel is provided with a counter for positioning and moving the air supplement gap.
The lifter adopts a worm and gear structure.
In the tangential air supplement device for the spun-bonded non-woven fabric equipment, the diffusion plate is adjustable in shape, and the air supplement gap can be adjusted, so that the diffusion effect is enhanced through the adjusted diffusion plate and the adjusted air supplement gap.
Drawings
FIG. 1 is a schematic view of a current diffusion duct structure;
FIG. 2 is a schematic view of the tangential air supplement principle of the present invention;
FIG. 3 is a schematic view of the structure of the present invention;
fig. 4 is a schematic structural diagram of the present invention;
FIG. 5 is a schematic structural view of a front frame diffuser plate portion;
FIG. 6 is a schematic view of the adjuster rod;
fig. 7 is a schematic view of a rotating hand wheel to move the elevator.
Detailed Description
As shown in fig. 2, in the schematic diagram of the present invention, the tangential wind supplement adopts Coanda Effect (Coanda Effect), also known as Coanda Effect or Coanda Effect. Take a simple example: the tap is turned on and a small stream of water is discharged. The back of the small spoon was placed beside the flow. The water flow is attracted to the back of the spoon. When the stream of water is attached to the spoon, the wall attachment causes the stream of water to flow all the way over the convex surface on the spoon.
As shown in fig. 3, the utility model discloses a tangential air supplement device, the silk bundle is through drafting arrangement 11 back of coming out, through fixed wedge board 9, under tangential air supplement stream, the silk bundle is pressed close to diffuser plate 1 both sides face, when falling on the net curtain 12 upper face, the silk bundle is compared the level and is mended wind, and the degree of opening is bigger, and it is more even to distribute, has improved the degree of consistency and the brute force of cloth, avoids horizontal air supplement then to be realized by the sealed 10 of gasbag of installation on the wedge board 9.
The tangential air supplement enhances the diffusion effect compared to the horizontal air supplement, but the shape of the diffuser plate 1 and the air supplement gap (air supplement flow velocity) are particularly important for the diffusion effect. With the further increase of the speed, the shape of the diffuser plate and the air supplement gap need to be adjusted.
Fig. 4 is the utility model discloses a schematic diagram, at air supplement adjusting device of wedge board 9 below, including side board 8 and portable frame 2, side board 8 divide into two side boards of left side panel, right side panel, and portable frame 2 divide into preceding frame and after-frame, portable frame 2's both sides are fixed mutually with left side panel, right side panel respectively, and the left and right sides of preceding frame is fixed mutually with left side panel, right side panel respectively promptly, and the left and right sides of after-frame is fixed mutually with left side panel, right side panel respectively.
The front frame and the rear frame are of front-back symmetrical structures and respectively comprise a fixed frame and a movable frame, the fixed frame is fixedly connected with the left side panel and the right side panel respectively, the movable frame is arranged on the fixed frame, a diffusion plate is arranged on the movable frame, and the diffusion plate of the front frame and the diffusion plate of the rear frame are symmetrically arranged. And a diffusion air channel is formed by the two diffusion plates. During use, the diffusion plate of the front frame and the diffusion plate of the rear frame can be adjusted respectively and can adopt an asymmetrical form.
In this embodiment, the movable frame 2 with a symmetrical structure is described with reference to the front frame, and as shown in fig. 5, four sets of adjusting rods 4 are mounted on the movable frame of the front frame, the four sets of adjusting rods 4 are divided into four parts, i.e., an upper part, a middle part, a lower part and a bottom part, one end of each adjusting rod 4 is fixed on the movable frame, and the other end is fixedly connected with the diffuser plate 1. Adjust the shape of diffuser plate 1 through adjusting lever 4, the diffuser plate corresponds the air inlet portion that divide into connecting gradually, cuts wind portion, ventilation portion, diffusion, and upper portion adjusting lever adjusts the air inlet portion, and middle part adjusting lever adjustment cuts wind portion, and ventilation portion, bottom adjusting lever adjustment diffusion are divided into.
The shape of the diffusion plate 1 is adjusted by using the adjusting rods 4 installed on the movable frame, and the shape of the diffusion plate 1 can be changed by the adjusting rods of the upper part, the middle part, the lower part and the bottom part.
As shown in fig. 6, the adjusting rod 4 includes an adjusting screw and an adjusting nut, a fixing block is disposed on the movable frame, one end of the adjusting screw is fixedly connected to the diffuser plate 1 through a hinge, and the other end of the adjusting screw passes through the hole of the fixing block and is fixed by the adjusting nut, and the shape of the diffuser plate 1 can be changed by changing the relative position of the adjusting screw and the adjusting nut.
As shown in fig. 7, a lifter 5 is installed on the fixed frame of the movable frame 2, and the lifter 5 has a worm gear structure for converting a rotational motion into a linear motion of a lifting rod through a gear. The side panel 8 is provided with a rotating hand wheel 6, the rotating hand wheel 6 is connected with the lifter 5, the rotating hand wheel 6 is rotated to drive the lifting rod of the lifter 5 to move forward or backward, the lifter 5 is connected with the movable frame, and the movable frame is driven to move forward or backward integrally.
The fixed frame is provided with a plurality of slide rails 3, and the movable frame is fixed by the slide rails 3 and can move forward or backward along the slide rails 3. In this embodiment, the front frame is provided with four slide rails.
Therefore, the air supplement gap is adjusted by rotating the hand wheel 6 to drive the lifter 5 to move back and forth, and the lifter 5 drives the fixed frame arranged on the movable frame 2 to move back and forth. And a counter is arranged beside the rotating hand wheel 6, so that the air supplement gap can be positioned and moved.
The utility model discloses a hierarchical adjustment adds the overall adjustment, or the mode that combines together of overall adjustment and local adjustment to and the mode that online overall adjustment and offline local adjustment combined together.
In the tangential air supplement device for the spun-bonded non-woven fabric equipment, the diffusion plate is adjustable in shape, and the air supplement gap can be adjusted, so that the diffusion effect is enhanced through the adjusted diffusion plate and the adjusted air supplement gap.
Claims (8)
1. A tangential air supplement device for a spun-bonded non-woven fabric device is characterized in that: the air bag type drafting device comprises a fixed wedge knife plate positioned below the drafting device, wherein a horizontal air supplement channel on the wedge knife plate is sealed through an air bag; the air supplementing adjusting device is positioned below the wedge knife plate and comprises a side panel and a movable frame, the side panel comprises a left side panel and a right side panel, and the movable frame comprises a front frame and a rear frame which are symmetrically arranged; the front frame and the rear frame respectively comprise a fixed frame and a movable frame, the two ends of the fixed frame and the left and right side panels are respectively fixedly connected, the movable frame is arranged on the fixed frame, the movable frame is provided with a diffusion plate, the front diffusion plate and the rear diffusion plate form a diffusion air channel, the position of the movable frame is adjusted through a lifter on the fixed frame, and the shape of the diffusion plate is adjusted through an adjusting rod on the movable frame.
2. The tangential air supplement device for a spunbond nonwoven device of claim 1, wherein: the diffusion plate is divided into 4-8 adjusting parts which are connected in sequence, each adjusting part is connected with at least one adjusting rod, and the shape of each adjusting part can be adjusted through the corresponding connected adjusting rods.
3. The tangential air supplement device for a spunbond nonwoven device of claim 2, wherein: the diffuser plate divide into four adjustment portions of air inlet portion, cut wind portion, ventilation portion, diffusion portion that connect gradually, install four groups of adjusting rods on the movable frame, divide into upper portion, middle part, lower part, bottom, upper portion adjusting rod adjustment air inlet portion, middle part adjusting rod adjustment cut wind portion, lower part adjusting rod adjustment ventilation portion, bottom adjusting rod adjustment diffusion portion.
4. The tangential air supplement device for a spunbond nonwoven device of claim 2, wherein: one end of the adjusting rod is fixed on the movable frame, the other end of the adjusting rod is fixedly connected with the diffusion plate, the adjusting rod comprises an adjusting screw rod and an adjusting nut, the movable frame is provided with a fixed block, one end of the adjusting screw rod is fixedly connected with the diffusion plate through a hinge, and the other end of the adjusting screw rod penetrates through the hole in the fixed block and then is fixed through the adjusting nut.
5. The tangential air supplement device for a spunbond nonwoven device of claim 1, wherein: the side panels are provided with rotating hand wheels, the fixed frame is provided with a lifter, the rotating hand wheels are connected with the lifter, and the rotating hand wheels are rotated to control the lifter to drive the movable frame to integrally move forward or backward.
6. The tangential air supplement device for a spunbond nonwoven device of claim 5, wherein: the fixed frame is provided with a slide rail, and the movable frame is fixed through the slide rail and can move forward or backward along the slide rail under the action of the lifter.
7. The tangential air supplement device for a spunbond nonwoven device of claim 5, wherein: and the rotating hand wheel is provided with a counter for positioning and moving the air supplement gap.
8. The tangential air supplement device for a spunbond nonwoven device of claim 5, wherein: the lifter adopts a worm and gear structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020145919.0U CN211734674U (en) | 2020-01-22 | 2020-01-22 | Tangential air supplement device for spun-bonded non-woven fabric equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020145919.0U CN211734674U (en) | 2020-01-22 | 2020-01-22 | Tangential air supplement device for spun-bonded non-woven fabric equipment |
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| CN211734674U true CN211734674U (en) | 2020-10-23 |
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| CN202020145919.0U Active CN211734674U (en) | 2020-01-22 | 2020-01-22 | Tangential air supplement device for spun-bonded non-woven fabric equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111155240A (en) * | 2020-01-22 | 2020-05-15 | 宏大研究院有限公司 | Tangential air supplement device for spun-bonded non-woven fabric equipment |
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2020
- 2020-01-22 CN CN202020145919.0U patent/CN211734674U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111155240A (en) * | 2020-01-22 | 2020-05-15 | 宏大研究院有限公司 | Tangential air supplement device for spun-bonded non-woven fabric equipment |
| CN111155240B (en) * | 2020-01-22 | 2024-07-16 | 宏大研究院有限公司 | Tangential air supplementing device for spunbonded non-woven fabric equipment |
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