CN117026398A - Polyester staple fiber spinning wet-feeding oiling device - Google Patents

Abstract

The invention discloses a polyester staple fiber spinning wet-feeding oiling device, and relates to the technical field of spinning processing equipment. The invention relates to a polyester staple fiber spinning wet-feeding oiling device, which comprises a support, wherein an oiling mechanism for immersing spinning oil is arranged in the middle of the upper end surface of the support, a cleaning piece for cleaning the spinning surface is arranged at the left part of the upper end surface of the support, an oil control mechanism for controlling the spinning oil immersing amount is arranged at the right part of the upper end surface of the support, the oiling mechanism comprises a sleeve, a plurality of oil brushes in contact with the inner cavity wall of the sleeve are fixedly connected with the outer part of the inner pipe at equal intervals, an oil conveying pipe is rotatably connected with the front end of the inner pipe, an intermittent oil conveying pump communicated with the oil conveying pipe is arranged on the front end surface of a vertical plate, and the oiling device can continuously convey oil into a spiral wire groove, so that the spiral wire groove is always in a wet state, the oiling efficiency is improved, and the two spiral wire grooves with opposite rotation directions are mutually matched, so that the oil can be uniformly immersed into the spinning oil, and the uniformity of oiling is ensured.

Description

Polyester staple fiber spinning wet-feeding oiling device

Technical Field

The invention relates to the technical field of spinning processing equipment, in particular to a polyester staple fiber spinning wet-feeding oiling device.

Background

The spinning of polyester staple fiber refers to spinning made of chemical fiber, and in the process of processing and production, oiling process treatment is needed, the oiling is used for improving the processing performance of spun yarn or finished product thereof and the subsequent textile processing, after the spun yarn is produced or in the post-adding process of the spun yarn, oiling agent is applied to the fiber in processing to achieve good performance of the fiber, the spinning is generally multifilament, the oiling can lead monofilaments in the multifilament to be more clustered, in the spinning, the oiling amount of the spinning needs to be strictly controlled, if the oiling amount is too much, the oiling of the textile can cause oiling of the textile, and if the oiling amount is too little, the spinning fuzzing can be caused.

Most of the existing oiling equipment is coated on an oil roller, spinning is wound on the oil roller, the oil roller rotates to drive spinning to move to finish oiling treatment on spinning, but the oiling mode gradually reduces the oiling amount of spinning after the oil roller is used for a period of time due to the fact that the oil on the surface of the oil roller is gradually reduced, so that the oiling amount of spinning is uneven, the contact time between the spinning and the surface of the oil roller is too short, only short contact time, the spinning cannot be fully immersed into the oil, oiling processing cannot be effectively guaranteed, oiling processing quality of the spinning is affected, continuous and uniform oiling cannot be performed on the spinning, the oil roller is required to be stopped for oiling, and oiling efficiency is reduced.

Disclosure of Invention

The technical problems to be solved are as follows: the invention provides a polyester staple fiber spinning wet oiling device, which can solve the problems pointed out in the background technology.

The technical scheme is as follows: in order to achieve the above purpose, the technical scheme is adopted by the invention, the wet oiling device for polyester staple fiber spinning comprises a support, an oiling mechanism for oiling spinning is arranged in the middle of the upper end face of the support, a cleaning piece for cleaning the spinning surface is arranged at the left part of the upper end face of the support, an oil control mechanism for controlling the oiling amount of spinning is arranged at the right part of the upper end face of the support, the oiling mechanism comprises a sleeve, the upper end face of the support is fixedly connected with the sleeve in a bilateral symmetry manner through a fixing frame, spiral grooves are formed in the outer parts of the two sleeves, the rotation directions of the spiral grooves are opposite, net-shaped holes are formed in the groove walls of the spiral grooves at equal intervals, a riser is fixedly connected to the upper end face of the support and positioned in front of the sleeve, an inner pipe is rotationally connected to the rear end face of the riser, a plurality of oil spraying pipes are fixedly connected to the outer parts of the inner pipe at equal intervals, a plurality of oil brushes are in contact with the inner cavity wall of the sleeve, the front end of the inner pipe is rotationally connected with an oil delivery pipe, and the front end of the riser is provided with an intermittent oil delivery pump communicated with the oil delivery pipe.

The upper end face of the support is connected with a guide wheel through an L-shaped rod in a rotating mode, and the guide wheel is located at the right rear part of the sleeve on the left side and at the left front part of the sleeve on the right side.

The oil pumped by the intermittent oil delivery pump reaches the inner pipe through the oil delivery pipe, then enters the sleeve through the oil injection pipe, the rotating oil brush uniformly smears the oil on the inner wall of the sleeve, the net-shaped holes are convenient for the oil to seep into the spiral grooves, spinning finishes oiling under the mutual cooperation of the two spiral grooves with opposite rotation directions and the redirection effect of the guide wheel, and the oil immersion time of spinning is prolonged.

Further, the oil control mechanism comprises a conical barrel, the support up end passes through dead lever fixedly connected with conical barrel, a plurality of logical groove has been seted up to conical barrel circumference outer wall equidistance, conical barrel right-hand member face equidistance fixedly connected with a plurality of extrusion piece, conical barrel outside is through fixed block symmetry fixedly connected with sliding block, the inside transverse sliding connection of sliding block has the sliding block, two one side that sliding block is close to each other is through connecting telescopic link joint fixedly connected with cover and establishes the adjusting ring outside the conical barrel, the inside rotation of sliding block is connected with the threaded rod, and threaded rod and sliding block threaded connection.

Further, the clearance piece includes the rectangular block, symmetrical fixedly connected with two sets of slide bars around the support up end left part passes through the link, symmetrical sliding connection has the rectangular block around the slide bar outside, the link up end is connected with reciprocating drive shaft through the fixed plate rotation, reciprocating drive shaft lower extreme fixedly connected with two-way expansion plate, two tip of two-way expansion plate respectively with two rectangular block up end articulated mutually, two semicircular threading groove has all been seted up in one side middle part that the rectangular block is close to each other, semicircular threading groove cell wall is through a plurality of cleaning brush of elastic rod equidistance fixedly connected with, and the orientation of elastic rod is for being close to semicircular threading groove axis side slope gradually from right to left, the arc round bar that the rectangular block left part corresponds through connecting block fixedly connected with and semicircular threading groove, the outside equidistance cover of arc round bar is established and is rotated and is connected with a plurality of elastic glue post.

Further, the support up end just is located and is connected with the collar through the go-between rotation of oiling mechanism and oil control mechanism, collar circumference inner wall is through the equidistant fixedly connected with a plurality of installation strip of spring telescopic ejector pin, and one side fixedly connected with sponge piece of spring telescopic ejector pin is kept away from to the installation strip.

Further, fixedly connected with collection box just is located oil control mechanism under the support up end, vertical equidistance fixedly connected with a plurality of filter screen of collection box side cavity wall.

Further, the support up end just is located cleaning member fixedly connected with album bits case under, album bits incasement portion equidistance installs a plurality of electrostatic stick.

Furthermore, the front part and the rear part of the outer surface wall of the inner tube are fixedly connected with annular sealing rings.

The beneficial effects are that: (1) The oil is intermittently pressed into the cavity between the sleeve and the inner pipe through the intermittent oil delivery pump, and the oil is continuously sprayed onto the inner wall of the sleeve in the rotation process of the inner pipe, and the oil brush is further used for smearing the oil on the inner wall of the sleeve, so that the oil can continuously enter the spiral groove, and the oiling efficiency is improved.

(2) Through changing the material loading mode of spinning, make it twine on the sleeve pipe with the spiral mode, corresponding increase the contact area of spiral wire casing and spinning, two spiral wire casings that revolve to opposite direction mutually support in addition, make the spinning can be positively revolved and the spiral winding is in spiral wire casing, not only realize spinning all-round and fluid contact, guaranteed that the spinning surface can evenly fully be immersed by fluid, prolonged the contact time of spinning and fluid moreover, improved the oiling quality.

(3) The two rectangular blocks are driven to reciprocate in opposite directions through the combination of the reciprocating driving shaft and the bidirectional expansion plate, and then the cleaning brush is driven to move on the spinning surface, so that the cleaning of the spinning surface is realized, the pollution condition during the oiling of spinning is avoided, and the oiling quality is improved.

(4) The conical barrel is extruded by the movable adjusting ring to drive the extrusion sheet to shrink, so that excessive oil can be extruded out according to the oil feeding amount of spinning when the spinning passes through the extrusion sheet, and the uniformity of oiling is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a schematic diagram of an installation structure of the oiling mechanism of the present invention.

Fig. 3 is an enlarged schematic view of the structure of the portion a in fig. 2 according to the present invention.

Fig. 4 is an enlarged schematic view of the structure of part B in fig. 2 according to the present invention.

FIG. 5 is a schematic cross-sectional view of the sleeve and inner tube of the present invention.

FIG. 6 is a schematic view of the mounting structure of the cleaning member of the present invention.

FIG. 7 is a schematic diagram of a cross-sectional structure of a rectangular block from a top view of the present invention.

Fig. 8 is a schematic diagram of an installation structure of the oil control mechanism of the present invention.

FIG. 9 is a schematic diagram of a mounting structure of a mounting ring from a side view perspective.

Fig. 10 is a schematic top view of the invention as it is spun through.

In the figure: 1. a support; 2. an oiling mechanism; 21. a sleeve; 22. a spiral wire slot; 23. a mesh-like hole; 24. an inner tube; 25. an oil injection pipe; 26. an oil brush; 27. an oil delivery pipe; 3. cleaning the piece; 31. rectangular blocks; 32. a reciprocating drive shaft; 33. a bidirectional expansion plate; 34. semicircular wire penetrating grooves; 35. cleaning brushes; 36. an elastic rubber column; 4. an oil control mechanism; 41. a conical cylinder; 42. extruding the sheet; 43. a sliding frame; 44. a sliding block; 45. connecting a telescopic rod; 46. an adjusting ring; 47. a threaded rod; 5. intermittent oil delivery pump; 6. a slide bar; 7. a connecting ring; 8. a mounting ring; 9. a spring telescopic ejector rod; 10. a sponge block; 11. a collection box; 12. a filter screen; 13. a chip collecting box; 14. and a guide wheel.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a wet oiling device is given in polyester staple fiber spinning, includes support 1, and support 1 up end mid-mounting has the oiling mechanism 2 that is used for soaking the oil to the spinning, and support 1 up end left part is installed and is used for cleaning up piece 3 to spinning surface cleanness, and support 1 up end right part is installed and is used for controlling the oil control mechanism 4 of the oil soaking of spinning.

Referring to fig. 6 and 7, in this embodiment, the cleaning member 3 includes rectangular blocks 31, the left part of the upper end surface of the support 1 is fixedly connected with two groups of sliding rods 6 through connecting frames in a front-back symmetrical manner, wherein the connecting frames are in an inverted U shape and are provided with two groups of sliding rods 6 between the two connecting frames, the rectangular blocks 31 are transversely and slidingly connected with the outer parts of the two groups of sliding rods 6, the two rectangular blocks 31 are longitudinally and symmetrically arranged, the upper end surface of the connecting frames are rotationally connected with a reciprocating driving shaft 32 through fixing plates, the lower end of the reciprocating driving shaft 32 is fixedly connected with a bidirectional expansion plate 33, two ends of the bidirectional expansion plate 33 are respectively hinged with the upper end surfaces of the two rectangular blocks 31, semicircular threading grooves 34 are respectively formed in the middle part of one side, which is close to each other, the semicircular threading grooves 34 are fixedly connected with a plurality of cleaning brushes 35 through elastic rods in an equidistant manner, the directions of the elastic rods are gradually inclined from right to left to the axis side, the left part of the rectangular blocks 31 is fixedly connected with arc-shaped round rods corresponding to the semicircular threading grooves 34 through the connecting blocks, the outer parts of the arc-shaped round rods are sleeved with a plurality of elastic rubber end surfaces 36, a plurality of elastic rubber top posts 1 are fixedly connected with a plurality of static dust collecting boxes 13, and a plurality of static dust collecting boxes 13 are fixedly arranged under the static dust collecting boxes 13.

The spinning is driven to pass through the cleaning piece 3 along the left-right direction, the spinning sequentially passes through the left connecting frame from left to right, then passes through the semicircular threading groove 34, finally passes out of the right connecting frame, the bidirectional telescopic plate 33 is driven to continuously reciprocate by controlling the reciprocating driving shaft 32 with power, the bidirectional telescopic plate 33 then drives the rectangular blocks 31 to reciprocate, the two rectangular blocks 31 reciprocate in opposite directions, the cleaning brush 35 is driven to reciprocate on the spinning surface, dirt on the spinning surface is cleaned, and the elastic rod is inclined towards the axis side close to the semicircular threading groove 34 from right to left gradually, so that the friction force between the cleaning brush 35 and the spinning room is larger than the friction force between the cleaning brush 35 and the spinning room when the cleaning brush moves left, the cleaned dirt can be pushed leftwards under the action of the difference of the friction force in the left-moving motion of the cleaning brush 35, the semicircular threading groove 34 passes through the elastic rubber column 36 on the spinning surface, the spinning surface is continuously reciprocated along with the reciprocating movement of the rectangular blocks 31, the dirt on the spinning surface is cleaned by the electrostatic rod, the dirt is prevented from falling down on the spinning surface under the action of the electrostatic dust collector, and the electrostatic dust is prevented from being sucked on the spinning surface, and the surface is prevented from being polluted by the electrostatic dust collector, and the dirt is sucked from the surface.

Referring to fig. 2, 3, 4, 5 and 10, in this embodiment, the oiling mechanism 2 includes a sleeve 21, the upper end face of the support 1 is fixedly connected with the sleeve 21 through the left and right symmetry of the fixing frame, the outer parts of the two sleeves 21 are provided with spiral grooves 22, the rotation directions of the two spiral grooves 22 are opposite, the groove walls of the spiral grooves 22 are equidistantly provided with mesh holes 23, the upper end face of the support 1 is fixedly connected with a riser in front of the sleeve 21, the rear end face of the riser is rotationally connected with an inner tube 24 in the inner cavity of the sleeve 21, the front part and the rear part of the outer surface wall of the inner tube 24 are fixedly connected with annular sealing rings, the tightness between the inner tube 24 and the sleeve 21 can be enhanced, oil leakage from gaps between the inner tube 24 and the sleeve 21 is avoided, a plurality of oil injection pipes 25 are communicated outside the inner tube 24, a plurality of oil brushes 26 contacted with the inner cavity wall of the sleeve 21 are fixedly connected with each other at equal intervals, the front end of the inner tube 24 is rotationally connected with an oil delivery pipe 27, the front end of the inner tube 24 is provided with an intermittent pump 5 communicated with the riser 27, the top of the support 1 is located between the two sleeves 21, two guide wheels 14 are distributed diagonally, and the two guide wheels 14 are distributed diagonally.

The spinning passes through the cleaning piece 3 and then passes through the oiling mechanism 2, the spinning is spirally wound in the left spiral groove 22 by manpower, then passes through the left guide wheel 14 and the right guide wheel 14, finally is spirally wound in the right spiral groove 22, then the inner pipe 24 is driven to rotate through external driving equipment, meanwhile, the intermittent oil delivery pump 5 is controlled to operate, the intermittent oil delivery pump 5 intermittently presses oil into the inner pipe 24, and uniformly sprays oil from the oil injection pipe 25 onto the inner wall of the sleeve 21, the inner pipe 24 rotates and simultaneously drives the oil brush 26 to be attached to the inner wall of the sleeve 21, the oil is further brushed on the inner wall of the sleeve 21, and the oil gradually enters into the mesh hole 23 under the pressing action of the intermittent oil delivery pump 5, so that the oil in the spiral groove 22 is uniformly and continuously replenished, the oil in a proper state all the time is ensured, then enters into the spiral groove 22 from the mesh hole 23, meanwhile, the spinning is gradually moved rightwards through the manual or winding equipment, the spinning is performed through the spiral groove 22, the oil is uniformly sprayed into the spiral groove 22 through the right spiral groove 22 after the oil spraying pipe 25, and the quality of the opposite spinning is improved, and the quality of the two spiral grooves 22 is reversely processed by the spiral groove 22 entering into the spiral groove 22.

Referring to fig. 1, fig. 8 and fig. 9, in this embodiment, the upper end surface of the support 1 is rotatably connected with a mounting ring 8 through a connecting ring 7 between the oiling mechanism 2 and the oil control mechanism 4, the circumferential inner wall of the mounting ring 8 is fixedly connected with a plurality of mounting bars through a spring telescopic ejector rod 9 at equal intervals, one side of the mounting bars, which is far away from the spring telescopic ejector rod 9, is fixedly connected with a sponge block 10, the oil control mechanism 4 comprises a conical cylinder 41, the upper end surface of the support 1 is fixedly connected with the conical cylinder 41 through a fixing rod, the conical cylinder 41 is gradually expanded from right to left, a plurality of through grooves are formed in the circumferential outer wall of the conical cylinder 41 at equal intervals, the trend of the through grooves is the same as the inclined plane of the conical cylinder 41, a plurality of extrusion plates 42 are fixedly connected with the right end surface of the conical cylinder 41 at equal intervals, the conical cylinder 41 is symmetrically fixedly connected with a sliding frame 43 through fixing blocks, sliding blocks 44 are transversely connected with the inner sides of the sliding frame 43, one sides, which are close to each other, of the two sliding blocks 44 are fixedly connected with adjusting rings 46 sleeved outside the conical cylinder 41 through the connecting rods 45, the threaded rod 47 are rotatably connected with the inner sides of the sliding frame 43, the sliding frame 47 and the threaded rods are connected with the threaded rods 47, the threaded rod 4 are gradually expanded, and the filter screen is fixedly connected with the filter screen 11, and the filter screen is fixedly connected with the filter screen box 11, and the filter screen is fixedly connected with the right side of the filter screen box 11.

The spinning passes through the mounting ring 8 and the oil control mechanism 4 in turn after passing through the oiling mechanism 2, then the mounting ring 8 is driven to rotate by utilizing an external driving rotating shaft, the sponge block 10 is abutted against the spinning surface under the pushing action of the spring telescopic ejector rod 9, the sponge block 10 is driven to rotate while the mounting ring 8 rotates, the oil remained on the spinning surface is uniformly smeared, the inner diameter of the oil control mechanism 4 is regulated in advance according to the expanded diameter of the spinning immersion oil before the spinning oiling processing, the sliding block 44 is driven to transversely move by manually driving the sliding block 47 through the rotating threaded rod 47, the sliding block 44 is then driven to move by connecting the telescopic rod 45, the conical cylinder 41 is then driven to shrink by the regulating ring 46 when the conical cylinder 41 moves on the conical surface wall of the conical cylinder 41, and then the conical cylinder 42 is driven to shrink, so that the excessive oil can be extruded when the excessive spinning passes through the extruding plate 42, the correction of the oil liquid amount in the spinning surface is realized, the accuracy of the oil is improved, the extruded oil drops into the collecting box 11, the filter screen 11 gradually flows towards the middle part of the collecting box through the filter screen 11 due to the fact that the inclined part is gradually inclined towards the middle part of the collecting box 11, and the oil drops into the collecting box is gradually flowing towards the middle part of the filter screen 11 due to the effect of the filter screen.

During operation, firstly, the inner diameter of the oil control mechanism 4 is adjusted according to the diameter after the expansion change of the immersed oil of the spinning, the contraction of the extrusion sheets 42 is realized through the matching of the adjusting ring 46 and the conical cylinder 41, the inner diameter between the extrusion sheets 42 is matched with the diameter after the oiling of the spinning, then the spinning gradually passes through the cleaning piece 3, the oiling mechanism 2, the mounting ring 8 and the oil control mechanism 4 from left to right, then the spinning is pulled by manpower or winding equipment to gradually move rightwards, the cleaning piece 3 firstly cleans dirt on the spinning surface, the clean state before the oiling of the spinning is ensured, then the two spiral grooves 22 with opposite rotation directions in the oiling mechanism 2 are mutually matched to uniformly immerse the oil in the spinning, the oiling quality is improved, meanwhile, the oil can be uniformly smeared in the net holes 23 through continuously pressing the oil in the cavity between the sleeve 21 and the inner tube 24, the sponge block 10 is driven by the mounting ring 8 to rotate to uniformly wipe the reserved oil on the spinning surface, and then the oil quantity in the spinning can be corrected through the oil control mechanism 4.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a polyester staple fiber spinning is given wet oiling device, includes support (1), support (1) up end mid-mounting has oiling mechanism (2) that are used for soaking oil to the spinning, its characterized in that: the left part of the upper end surface of the support (1) is provided with a cleaning piece (3) for cleaning the spinning surface, and the right part of the upper end surface of the support (1) is provided with an oil control mechanism (4) for controlling the oil immersion amount of spinning;

the oiling mechanism (2) comprises a sleeve (21), the upper end face of the support (1) is fixedly connected with the sleeve (21) through a fixing frame in a bilateral symmetry mode, spiral grooves (22) are formed in the outer portion of the sleeve (21), the rotation directions of the two spiral grooves (22) are opposite, net holes (23) are formed in the groove walls of the spiral grooves (22) at equal intervals, a vertical plate is fixedly connected to the upper end face of the support (1) and located in front of the sleeve (21), an inner pipe (24) is rotationally connected to the rear end face of the vertical plate and located in an inner cavity of the sleeve (21), a plurality of oil spraying pipes (25) are fixedly connected to the outer portion of the inner pipe (24) at equal intervals, a plurality of oil brushes (26) in contact with the inner cavity wall of the sleeve (21) are fixedly connected to the inner portion of the inner pipe (24), and an oil conveying pipe (27) is rotationally connected to the front end of the inner pipe (24), and an intermittent oil conveying pump (5) is mounted on the front end face of the vertical plate and communicated with the oil conveying pipe (27);

the upper end face of the support (1) is connected with a guide wheel (14) through an L-shaped rod in a rotating way, wherein the guide wheel is positioned at the right rear part of the sleeve (21) at the left side and the left front part of the sleeve (21) at the right side;

oil pumped by the intermittent oil delivery pump (5) reaches the inner pipe (24) through the oil delivery pipe (27), then enters the sleeve (21) through the oil injection pipe (25), the rotating oil brush (26) uniformly smears the oil on the inner wall of the sleeve (21), the net-shaped holes (23) facilitate the oil to seep into the spiral grooves (22), the spinning finishes oiling under the interaction of the two spiral grooves (22) with opposite rotation directions and the redirection effect of the guide wheel (14), and the oil immersion time of the spinning is prolonged.

2. The polyester staple fiber spinning wet-feeding and oiling device according to claim 1, wherein: the oil control mechanism (4) comprises a conical barrel (41), the upper end face of the support (1) is fixedly connected with the conical barrel (41) through a fixing rod, a plurality of through grooves are formed in the circumference outer wall of the conical barrel (41) at equal intervals, a plurality of extrusion sheets (42) are fixedly connected to the right end face of the conical barrel (41) at equal intervals, a sliding frame (43) is fixedly connected to the outer portion of the conical barrel (41) through fixing blocks symmetrically, sliding blocks (44) are transversely connected to the inner portion of the sliding frame (43) in a sliding mode, two adjusting rings (46) are sleeved outside the conical barrel (41) on one sides, close to each other, of the sliding blocks (44) through connecting telescopic rods (45) in a fixedly connected mode, threaded rods (47) are connected to the inner portion of the sliding frame (43) in a rotating mode, and the threaded rods (47) are in threaded connection with the sliding blocks (44).

3. The polyester staple fiber spinning wet-feeding and oiling device according to claim 1, wherein: the cleaning piece (3) comprises rectangular blocks (31), two groups of sliding rods (6) are symmetrically and fixedly connected to the left part of the upper end face of the support (1) through connecting frames, the rectangular blocks (31) which are externally connected in a sliding mode are symmetrically distributed around, the upper end face of the connecting frames are rotationally connected with a reciprocating driving shaft (32) through fixing plates, the lower ends of the reciprocating driving shaft (32) are fixedly connected with two telescopic plates (33), two end parts of the two telescopic plates (33) are respectively hinged to the upper end faces of the two rectangular blocks (31), semicircular threading grooves (34) are formed in the middle of one side, close to each other, of the rectangular blocks (31), a plurality of cleaning brushes (35) are fixedly connected to the groove walls of the semicircular threading grooves through elastic rods, the directions of the elastic rods are gradually inclined towards the axis side, corresponding arc round rods are fixedly connected to the semicircular threading grooves (34) through the connecting blocks, and a plurality of elastic columns (36) are sleeved outside the arc round rods in a sleeved mode.

4. The polyester staple fiber spinning wet-feeding and oiling device according to claim 1, wherein: the oil feeding mechanism is characterized in that a mounting ring (8) is rotatably connected between the oil feeding mechanism (2) and the oil control mechanism (4) through a connecting ring (7), a plurality of mounting strips are fixedly connected to the inner wall of the circumference of the mounting ring (8) at equal intervals through a spring telescopic ejector rod (9), and a sponge block (10) is fixedly connected to one side, far away from the spring telescopic ejector rod (9), of each mounting strip.

5. The polyester staple fiber spinning wet-feeding and oiling device according to claim 1, wherein: the oil control mechanism is characterized in that the upper end face of the support (1) is fixedly connected with a collecting box (11) which is located under the oil control mechanism (4), and a plurality of filter screens (12) are vertically and equidistantly fixedly connected with the side cavity wall of the collecting box (11).

6. A polyester staple fiber spinning wet-feeding and oiling device according to claim 3, which is characterized in that: the chip collecting box (13) is fixedly connected to the upper end face of the support (1) and located under the cleaning piece (3), and a plurality of electrostatic rods are arranged in the chip collecting box (13) at equal intervals.

7. The polyester staple fiber spinning wet-feeding and oiling device according to claim 1, wherein: the front part and the rear part of the outer surface wall of the inner tube (24) are fixedly connected with annular sealing rings.