CN219991823U - A inhale cotton tuber pipe for spinning frame - Google Patents
A inhale cotton tuber pipe for spinning frame Download PDFInfo
- Publication number
- CN219991823U CN219991823U CN202321364374.2U CN202321364374U CN219991823U CN 219991823 U CN219991823 U CN 219991823U CN 202321364374 U CN202321364374 U CN 202321364374U CN 219991823 U CN219991823 U CN 219991823U
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- Prior art keywords
- pipe
- air pipe
- negative pressure
- cotton
- inclined plane
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- 229920000742 Cotton Polymers 0.000 title claims abstract description 52
- 238000009987 spinning Methods 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- 239000002699 waste material Substances 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000007246 mechanism Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The utility model relates to a cotton suction pipe for a spinning frame, which comprises a negative pressure air pipe, a plurality of flexible pipe joints and a plurality of cotton suction branch pipes, wherein the negative pressure air pipe comprises a front inclined plane, a rear inclined plane and a plurality of suction holes, the section of the front inclined plane is rectangular, the front upper part of the rectangular is provided with a backward inclined plane, the two ends of the negative pressure air pipe are fixedly provided with a front cover plate and a rear cover plate, the inclined plane of the negative pressure air pipe is provided with the plurality of suction holes, the suction holes are provided with conical holes which are retracted and are upwards protruded, and the connection plane at the top is provided with orifices communicated with the cotton suction branch pipes; the concave ring groove at the periphery of the clamping seat of the pipe joint is clamped on the upper surface and the lower surface of the connecting plane and is in sealing connection with the inclined plane, the bottom surface of the pipe joint does not exceed the inner wall of the inclined plane, and the cotton suction branch pipe is inserted on the pipe seat of the pipe joint. The utility model has simple and reasonable structure, can reduce the phenomenon of hanging flowers in the negative pressure air pipe, effectively reduces the wind resistance in the air duct and reduces the energy consumption.
Description
Technical Field
The utility model relates to a cotton suction air pipe for a spinning frame, and belongs to the technical field of spinning frame equipment.
Background
The spinning frame drafts the roving sliver to the required number, twists the sliver to make the sliver have certain strength, elasticity and luster, and finally winds the spun sliver into cop. The drafting mechanism of the spinning frame generally adopts a plurality of groups of roller mechanisms to carry out drafting, and the lower part of the drafting mechanism is also provided with cotton suction pipes, each cotton suction pipe is communicated with a negative pressure bellows through an air pipe, and fiber spun from a roller or yarn broken ends spun from the roller during breakage are timely sucked through cotton suction ports on the cotton suction pipes so as to reduce fly and improve spun yarn evenness quality, and meanwhile, the broken ends are prevented from being generated during spinning and wound on a driving roller.
The cotton suction pipe of the existing spinning frame adopts a single cotton suction branch pipe structure, every two negative pressure pipes are butted by inserting pieces, gaps are reserved between every two negative pressure pipes, the negative pressure pipes are sealed by cloth-based adhesive tapes, a plurality of suction holes are formed in two sides of the negative pressure pipes along the longitudinal direction of the negative pressure pipes, and the cotton suction branch pipes are arranged on the negative pressure pipes through pipe joints. In the operation production of the spinning frame, the accumulated flowers on the negative pressure air box filter screen connected with the air pipe are cleaned at regular time according to the requirement, so that the suction in the negative pressure box is smooth, the negative pressure stability of each cotton suction branch pipe is ensured, and the effect of smooth cotton suction is achieved. Because the bottom of each pipe joint extends out of the air pipe, and the new fiber layers in the current world continuously appear, the bottom of the pipe joint extending into the air duct is easy to generate the phenomena of applique and accumulation in the cotton suction process, and meanwhile, the wind resistance in the air duct is increased, although the air suction in the negative pressure box is smooth, the negative pressure difference of the cotton suction branch pipes at the tail of the head of the spinning locomotive is large, the cotton suction effect of the broken ends is also different to a certain extent, the conditions of applique and pattern blockage can occur in the negative pressure air pipe, the air quantity attenuation is increased, and the problems that the floating heads interfere with adjacent yarns, the roller entanglement, the uneven weight of the tail yarns in the head locomotive, the energy consumption is increased and the like are caused after yarn breakage.
Disclosure of Invention
The utility model aims to provide the cotton suction air pipe for the spinning frame, which has a simple and reasonable structure, can reduce the hanging of flowers in the negative pressure air pipe, effectively reduce the wind resistance in the air duct and reduce the energy consumption.
The utility model aims to achieve the technical scheme: a inhale cotton tuber pipe for spinning frame, including negative pressure tuber pipe and a plurality of pliability coupling and a plurality of cotton branch pipe of inhaling, its characterized in that:
the negative pressure air pipe comprises a rectangular section, wherein a backward inclined plane is arranged at the front upper part of the rectangular section, a front cover plate and a tail cover plate are fixed at two ends of the negative pressure air pipe, an air door inserting piece for removing waste cotton in the tail cover plate is arranged on the tail cover plate, and an air inlet is formed in the air door inserting piece; the inclined surface of the negative pressure air pipe is provided with a plurality of suction holes, the suction holes are provided with conical holes which are retracted and are upwards protruded and a connecting plane at the top, and the connecting plane is provided with an orifice communicated with the cotton suction branch pipe; the pipe joint comprises a frustum-shaped main body with a large middle part and small two ends, the upper part of the pipe joint is provided with a pipe seat connected with a cotton suction branch pipe, the lower part of the pipe joint is provided with a clamping seat connected with a negative pressure air pipe in a sealing way, a concave ring groove at the periphery of the clamping seat is clamped on the upper surface and the lower surface of a connecting plane and is connected with an inclined plane in a sealing way, the bottom surface of the pipe joint is not more than the inner wall of the inclined plane, and the cotton suction branch pipe is inserted on the pipe seat of the pipe joint.
The suction hole of the negative pressure air pipe is designed to be provided with the inward-folded and upward-raised taper hole and the connection plane at the top, and the connection plane is provided with the orifice communicated with the cotton suction branch pipe, so that after the concave ring groove at the periphery of the clamping seat is clamped on the upper surface and the lower surface of the connection plane and is in sealing connection with the inclined plane, the bottom surface of the pipe joint does not exceed the inner wall of the inclined plane, the pipe joint is reliably arranged on the negative pressure air pipe, the air duct in the negative pressure air pipe is kept free from shielding by the pipe joint, the wind resistance in the air duct is effectively reduced, the intarsia pattern phenomenon of the negative pressure air pipe at the bottom of the pipe joint is avoided, the floating head after yarn breakage is reduced to interfere with adjacent yarns, the negative pressure of the cotton suction air pipe is stable, the energy consumption is reduced, and the integral efficiency of the spinning machine is improved.
Drawings
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a cotton suction duct for a spinning frame according to the present utility model.
Fig. 2 is a schematic front view of the cotton suction pipe for spinning frame according to the present utility model.
Fig. 3 is a schematic view of the cross-sectional A-A structure of fig. 2.
Fig. 4 is an enlarged schematic view of the structure at I shown in fig. 3.
Fig. 5 is a schematic structural view of the pipe joint of the present utility model.
FIG. 6 is a schematic view of the connection structure of the middle air duct and the tail air duct of the present utility model.
Wherein: 1-tail end cover plate, 2-air door inserting piece, 2-1-air inlet, 3-negative pressure air pipe, 3-1-inclined plane, 3-2-suction hole, 3-21-taper hole, 3-22-connection plane, 3-middle section air pipe, 3-4-tail section air pipe, 3-5-camber edge, 4-pipe joint, 4-1-pipe seat, 4-2-frustum-shaped main body, 4-3-concave ring groove, 4-clamping seat, 5-cotton suction branch pipe, 6-front cover plate and 7-base cloth adhesive tape.
Detailed Description
As shown in fig. 1 to 3, the cotton suction pipe for the spinning frame of the present utility model comprises a negative pressure air pipe 3, a plurality of flexible pipe joints 4 and a plurality of cotton suction branch pipes 5, wherein the negative pressure air pipe 3 of the present utility model is symmetrically arranged on a frame of the spinning frame to form a double air channel structure.
As shown in figures 1-3, the negative pressure air pipe 3 comprises a rectangular cross section, the front upper part of the rectangle is provided with a backward inclined plane 3-1, the inclined plane 3-1 of the negative pressure air pipe 3 and the front inclined plane alpha are between 115-135 degrees, such as the inclined angle alpha is between 120-130 degrees, the two ends of the negative pressure air pipe 3 are fixedly provided with a front cover plate 6 and a tail cover plate 1, the tail cover plate 1 is provided with an air door insert plate 2 for removing waste cotton in the interior, the air door insert plate 2 is provided with an air inlet 2-1, three sides of a window of the tail cover plate 1 are provided with flanges, the air door insert plate 2 is arranged in the flanges, the operation of the air door insert plate 2 is convenient, the air door insert plate is communicated with a negative pressure air box through the air inlet 2-1, and negative pressure air flow generated by a fan on the negative pressure air box sucks yarn broken ends into the negative pressure air pipe 3 and gathers in the negative pressure air box.
As shown in figures 1-4, a plurality of suction holes 3-2 are arranged on an inclined plane 3-1 of a negative pressure air pipe 3, the suction holes 3-2 are provided with conical holes 3-21 which are adduced and are upwards protruded and a connecting plane 3-22 at the top, the connecting plane 3-22 is provided with an orifice communicated with a cotton suction branch pipe 5, as shown in figures 4-5, the pipe joint 4 comprises a frustum-shaped main body 4-2 with a large middle part and small two ends, the upper part of the pipe joint 4 is provided with a pipe seat 4-1 connected with the cotton suction branch pipe 5, and the lower part of the pipe joint 4 is provided with a clamping seat 4-4 connected with the negative pressure air pipe 3 in a sealing way.
The concave ring groove 4-3 at the periphery of the clamping seat 4-4 is clamped on the upper surface and the lower surface of the connecting plane 3-22 and is in sealing connection with the inclined plane 3-1, the bottom surface of the pipe joint 4 does not exceed the inner wall of the inclined plane 3-1, the cotton suction branch pipe 5 is inserted on the pipe seat 4-1 of the pipe joint 4, a cotton suction port of the cotton suction branch pipe 5 faces to corresponding yarns, broken ends and flying flowers on the yarns are removed and sucked into the negative pressure air pipe 3, wind resistance is effectively reduced, hanging flower phenomenon at the bottom of the pipe joint 4 is reduced, and energy consumption is reduced because the bottom of the pipe joint 4 cannot protrude into an air flue of the negative pressure air pipe 3.
As shown in fig. 5, the diameter of the clamping seat 4-4 at the lower part of the concave ring groove 4-3 is larger than the diameter of the upper part of the concave ring groove 4-3, the pipe joint 4 made of rubber material has certain flexibility, and when the cotton suction branch pipe 5 and the negative pressure air pipe 3 are connected, the clamping seat 4-4 is connected with the inner wall of the taper hole 3-21, so that the sealing performance is better, and the stagnation phenomenon of waste cotton can be further reduced.
As shown in fig. 4, the connection plane 3-22 on the suction hole 3-2 and the inclined plane 3-1 on the negative pressure air pipe 3 are arranged in parallel, so that the processing and manufacturing are convenient, the included angle beta between the taper hole 3-21 on the suction hole 3-2 and the inclined plane 3-1 is 55-65 degrees, if the included angle beta is 60 degrees, the taper hole 3-21 of the suction hole 3-2 is smoothly excessive with the inclined plane 3-1 and the connection plane 3-22 through the cambered surface, so that the blocking phenomenon of broken yarns is reduced, the height h of the inner wall of the inclined plane 3-1 on the negative pressure air pipe 3 and the inner wall of the connection plane 3-22 on the suction hole 3-2 is 1.5-5mm, if the height h is 2mm or 2.5mm, the bottom of the pipe joint 4 can not exceed the inner wall of the negative pressure air pipe 3, and the smoothness of the air duct is kept.
As shown in fig. 6, the negative pressure air duct 3 comprises a front air duct, a middle air duct 3-3 and a tail air duct 3-4, wherein the front air duct, the middle air duct 3-3 and the tail air duct 3-4 are formed by bending and welding plates, the front end of the front air duct is fixed with a front cover plate 6, the rear end of the tail air duct 3-4 is fixed with a tail cover plate 1, the periphery of the front ends of the middle air duct 3-3 and the tail air duct 3-4 are provided with outward-expanded outward-inclined wrapping edges 3-5, the rear part of the front air duct is arranged in the corresponding outward-inclined wrapping edges 3-5 of the middle air duct 3-3 and is connected by winding with a base cloth adhesive tape 7, and the rear part of the middle air duct 3-3 is arranged in the outward-5 of the tail air duct 3-4 and is connected by winding with the base cloth adhesive tape 7.
Claims (6)
1. A inhale cotton tuber pipe for spinning frame, includes negative pressure tuber pipe (3) and a plurality of pliability coupling (4) and a plurality of cotton branch pipe (5) of inhaling, its characterized in that:
the negative pressure air pipe (3) comprises a slope (3-1) with a rectangular section and a backward inclined front upper part, a front cover plate (6) and a tail cover plate (1) are fixed at two ends of the negative pressure air pipe (3), an air door inserting sheet (2) for removing internal waste cotton is arranged on the tail cover plate (1), and an air inlet (2-1) is formed in the air door inserting sheet (2); a plurality of suction holes (3-2) are formed in the inclined surface (3-1) of the negative pressure air pipe (3), the suction holes (3-2) are provided with conical holes (3-21) which are inwards retracted and upwards protruded and a connecting plane (3-22) at the top, and the connecting plane (3-22) is provided with an orifice communicated with the cotton suction branch pipe (5); the pipe joint (4) comprises a frustum-shaped main body (4-2) with large middle parts and small two ends, the upper part of the pipe joint (4) is provided with a pipe seat (4-1) connected with a cotton suction branch pipe (5), the lower part of the pipe joint is provided with a clamping seat (4-4) connected with a negative pressure air pipe (3) in a sealing mode, a concave ring groove (4-3) at the periphery of the clamping seat (4-4) is clamped on the upper surface and the lower surface of a connecting plane (3-22) and is connected with an inclined plane (3-1) in a sealing mode, the bottom surface of the pipe joint (4) does not exceed the inner wall of the inclined plane (3-1), and the cotton suction branch pipe (5) is spliced on the pipe seat (4-1) of the pipe joint (4).
2. A cotton suction duct for a spinning frame as claimed in claim 1, wherein: the connecting plane (3-22) on the suction hole (3-2) is parallel to the inclined plane (3-1) on the negative pressure air pipe (3).
3. A cotton suction duct for a spinning frame as claimed in claim 2, wherein: the included angle beta between the taper hole (3-21) on the suction hole (3-2) and the inclined plane (3-1) is 55-65 degrees, and the taper hole (3-21) of the suction hole (3-2) is smoothly transited to the inclined plane (3-1) and the connecting plane (3-22) through the cambered surface.
4. A cotton suction duct for a spinning frame as claimed in claim 3, wherein: the height h of the inner wall of the inclined plane (3-1) on the negative pressure air pipe (3) and the inner wall of the connecting plane (3-22) on the suction hole (3-2) is 1.5-5mm.
5. A cotton suction duct for a spinning frame as claimed in claim 1, wherein: the diameter of the clamping seat (4-4) at the lower part of the concave ring groove (4-3) is larger than that of the upper part of the concave ring groove (4-3), and the lower part of the clamping seat (4-4) is connected with the inner wall of the taper hole (3-21).
6. A cotton suction duct for a spinning frame as claimed in claim 1, wherein: the negative pressure air pipe (3) comprises a front section air pipe, a middle section air pipe (3-3) and a tail section air pipe (3-4), wherein the front section air pipe, the middle section air pipe (3-3) and the tail section air pipe (3-4) are formed by bending and welding plates, the front ends of the middle section air pipe (3-3) and the tail section air pipe (3-4) are provided with outward-expanded outward-inclined wrapping edges (3-5) all around, the rear part of the front section air pipe is arranged in the outward-inclined wrapping edges (3-5) of the middle section air pipe (3-3) and is connected by winding with a base cloth adhesive tape (7), and the rear part of the middle section air pipe (3-3) is arranged in the outward-inclined wrapping edges (3-5) of the tail section air pipe (3-4) and is connected by winding with the base cloth adhesive tape (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364374.2U CN219991823U (en) | 2023-05-31 | 2023-05-31 | A inhale cotton tuber pipe for spinning frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321364374.2U CN219991823U (en) | 2023-05-31 | 2023-05-31 | A inhale cotton tuber pipe for spinning frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219991823U true CN219991823U (en) | 2023-11-10 |
Family
ID=88605790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321364374.2U Active CN219991823U (en) | 2023-05-31 | 2023-05-31 | A inhale cotton tuber pipe for spinning frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219991823U (en) |
-
2023
- 2023-05-31 CN CN202321364374.2U patent/CN219991823U/en active Active
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| GR01 | Patent grant |