CN217839239U

CN217839239U - Negative pressure airflow suction type false twister for spinning ring spun yarn

Info

Publication number: CN217839239U
Application number: CN202221303664.1U
Authority: CN
Inventors: 林曦; 许腾云
Original assignee: Fujian Yilai Industrial Co ltd
Current assignee: Fujian Yilai Industrial Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-11-18
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a ring spun yarn negative pressure air current suction type false twister for spinning, including main part, base, L shape movable rod and extension spring, the base is fixed at the rear surface of main part, L shape movable rod movable mounting is at the rear surface of main part, and is located the bottom of base, still be provided with the extension spring between main part and the L shape movable rod, one end cover of extension spring is on the tip surface of L shape movable rod, the other end of extension spring is fixed set up on the loop post of main part rear surface, the tip of L shape movable rod is equipped with the limit structure corresponding with the extension spring; by the aid of the limiting structure, the installation and use stability of the tension spring can be guaranteed during the use of the false twister, so that the stable operation of the false twister is guaranteed, and the normal disassembly and assembly of the tension spring during maintenance of the false twister are not influenced; the guide rod, the base plate and the spring can be covered on the inner side through the structures such as the cylindrical sleeve, the cylindrical cover and the inner plug.

Description

Negative pressure airflow suction type false twister for spinning ring spun yarn

Technical Field

The utility model belongs to the technical field of open-end spinning, concretely relates to ring spindle spun yarn negative pressure air current suction-type false twister for spinning.

Background

In the spinning process, the rotor spinning is also called rotor spinning, and is a ring spun yarn negative pressure air suction type spinning method, the rotor spinning does not use a spindle, and mainly depends on a plurality of components such as a carding roller, a spinning cup, a false twisting device and the like, the carding roller is used for grabbing and carding fed cotton sliver fibers, the spinning cup is a small metal cup, the rotating speed of the metal cup is more than 10 times higher than that of the carding roller, the air in the cup is discharged outwards under the centrifugal action generated by the centrifugal action, the cotton fibers enter the rotor cup according to the principle of fluid pressure and form a fiber flow, the fiber flow continuously moves along the inner wall of the cup, a yarn head is arranged outside the cup at the moment, the fibers on the inner wall of the cup are led out and connected, and the cup takes the drilling action generated by the high-speed rotation of a yarn tail to be like feeding the cotton fibers at the same time, the yarn is twisted and pinched to be connected with the fibers on the inner wall, the yarn is drafted under the rotating tension of a bobbin, the yarn is continuously output, the spinning process is finished, and the rotor spinning is one of the most important components in the spinning process, and the rotor spinning mainly comprises a movable main body, an L-shaped base, a tension spring and a tension spring.

When using, the fixed cover of one end of extension spring is established on the cover post of main part below, and the other end then directly hangs on L shape movable rod, nevertheless because do not set up any structure that carries on spacingly to the extension spring on the L shape movable rod, leads to the false twister during the use, and the landing of L shape movable rod is followed easily to the tip of extension spring, can't guarantee installation and stability in use, for this reason the utility model provides a ring spindle spun yarn negative pressure air current suction type false twister for spinning.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ring spun yarn negative pressure air current suction type false twister for spinning to solve the problem that the extension spring is easy to follow the landing of L shape movable rod during the use on the current false twister who proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ring spindle spun yarn negative pressure air current suction false twister for spinning, includes main part, base, L shape movable rod and extension spring, the rear surface at the main part is fixed to the base, L shape movable rod movable mounting is at the rear surface of main part, and is located the bottom of base, still be provided with the extension spring between main part and the L shape movable rod, a pot head of extension spring is on the tip surface of L shape movable rod, the fixed cover of the other end of extension spring is established on the sleeve post of main part rear surface, the tip of L shape movable rod is equipped with the limit structure corresponding with the extension spring, limit structure includes base ring and stop collar, the base ring is fixed on the surface of L shape movable rod, the stop collar cover is established and is installed on the tip surface of L shape movable rod, and the tip of extension spring is located between base ring and the stop collar, the inboard of stop collar is equipped with the plug bush of integral type, the slot has been seted up to the tip of L shape movable rod, the plug bush inserts to the slot in, the symmetry is fixed with two even pieces of side between the surface of plug bush and the inner wall of stop collar, and the both sides inner wall of slot has all seted up the sideslip, two the even piece of side is located two sideslips respectively, the inside center department of slot is fixed with interior pole, the surface of stop collar runs through and has seted up the end hole, the plug bush cover is on interior pole surface, and the tip of interior pole inserts to the inside of end hole, the through-hole has been seted up to the tip of interior pole, run through in the through-hole and be provided with the spacer pin, the both sides surface of stop collar all runs through and has seted up the side opening, and the both ends of spacer pin are located two side openings on stop collar both sides surface respectively.

Preferably, the end surface of the limiting sleeve is movably connected with a circular plate, the two ends of the circular plate are respectively fixed with a side plate, and the two side plates respectively cover the two side holes.

Preferably, the end surface of the limiting sleeve is symmetrically fixed with two guide rods, the circular plate is movably sleeved on the surfaces of the two guide rods, the end parts of the two guide rods are fixed with base plates, and springs are sleeved on the surfaces of the guide rods relative to the space between the circular plate and the base plates.

Preferably, a cylindrical sleeve is fixed on the surface of the circular plate, and the guide rod, the base plate and the spring are all positioned on the inner side of the cylindrical sleeve.

Preferably, a cylinder cover is installed at the end part of the cylinder sleeve, an integrated inner plug is arranged on the inner side of the cylinder cover, and the inner plug is embedded into the cylinder sleeve.

Preferably, the surfaces of the two sides of the inner plug are respectively provided with an integrated side bulge, the inner walls of the two sides of the cylindrical sleeve are respectively provided with a side clamping groove, and the side bulges are clamped in the side clamping grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the limit structure who sets up, can guarantee the installation and the stability in use of extension spring during the false twister use to guarantee the steady operation of false twister, also do not influence the normal dismouting of extension spring when the false twister is maintained simultaneously.

2. Through the cylinder sleeve, the cylinder cover and the inner plug and other structures which are arranged, the guide rod, the base plate and the spring cover can be arranged in the inner side, so that the external foreign matter is prevented from being wound on the surface of the spring to influence the subsequent normal extension of the spring, the disassembly and assembly stability of the later-stage limiting sleeve is ensured, the normal disassembly and assembly of the tension spring are ensured when the false twister is overhauled, and the later-stage stability of the limiting structure is ensured.

Drawings

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

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 according to the present invention;

FIG. 3 is a cross-sectional view of the joint of the L-shaped movable rod and the position limiting sleeve of the present invention;

FIG. 4 is an enlarged view of a portion of the area B in FIG. 3 according to the present invention;

FIG. 5 is an enlarged view of a portion of the area C of FIG. 3 according to the present invention;

in the figure: 1. a main body; 2. a base; 3. an L-shaped movable rod; 4. a tension spring; 5. a base ring; 6. a limiting sleeve; 7. a side plate; 8. a circular plate; 9. a cylindrical sleeve; 10. a cylinder cover; 11. a slot; 12. an inner rod; 13. inserting a sleeve; 14. a side connecting block; 15. a side slide; 16. a spacing pin; 17. a guide bar; 18. a substrate; 19. a spring; 20. an inner plug; 21. a side hole; 22. an end hole; 23. a side projection; 24. a side clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1 to 5, the present invention provides a technical solution: a ring spun yarn negative pressure airflow suction type false twister for spinning comprises a main body 1, a base 2, an L-shaped movable rod 3 and a tension spring 4, wherein the base 2 is fixed on the rear surface of the main body 1, the L-shaped movable rod 3 is movably arranged on the rear surface of the main body 1 and is positioned at the bottom of the base 2, the tension spring 4 is further arranged between the main body 1 and the L-shaped movable rod 3, one end of the tension spring 4 is sleeved on the surface of the end part of the L-shaped movable rod 3, the other end of the tension spring 4 is fixedly sleeved on a sleeve column on the rear surface of the main body 1, a limiting structure corresponding to the tension spring 4 is arranged at the end part of the L-shaped movable rod 3 and comprises a base ring 5 and a limiting sleeve 6, the base ring 5 is welded and fixed on the surface of the L-shaped movable rod 3, the limiting sleeve 6 is sleeved on the surface of the end part of the L-shaped movable rod 3, and the end part of the tension spring 4 is positioned between the base ring 5 and the limiting sleeve 6, so that the end part of the tension spring 4 is well limited and cannot slide down from the end part of the L-shaped movable rod 3, the inner side of the limiting sleeve 6 is provided with an integrated plug bush 13, the end part of the L-shaped movable rod 3 is provided with a slot 11 corresponding to the plug bush 13, the plug bush 13 is inserted into the slot 11, two side connecting blocks 14 are symmetrically welded between the surface of the plug bush 13 and the inner wall of the limiting sleeve 6, the inner walls of the two sides of the slot 11 are provided with side sliding channels 15 corresponding to the side connecting blocks 14, the two side connecting blocks 14 are respectively positioned in the two side sliding channels 15, an inner rod 12 is fixed at the inner center of the slot 11, the surface of the limiting sleeve 6 is provided with an end hole 22 corresponding to the inner rod 12 in a penetrating way, the end hole 22 is communicated with the inner part of the plug bush 13, the plug bush 13 is sleeved on the surface of the inner rod 12, the end part of the inner rod 12 is inserted into the end hole 22, the end part of the inner rod 12 is provided with a through hole, a limiting pin 16 is arranged in the through hole, the surfaces of the two sides of the limiting sleeve 6 are provided with side holes 21 corresponding to the limiting pin 16 in a penetrating way, and the both ends of spacer pin 16 are arranged in two side openings 21 on the surface of the both sides of stop collar 6 respectively for stable installation of stop collar 6, and the tip surface swing joint of stop collar 6 has circular plate 8, and the both ends of circular plate 8 all welded fastening have curb plate 7, and two curb plates 7 cover two side openings 21 respectively, can play the spacing effect of keeping off to spacer pin 16.

In this embodiment, preferably, the end surface of the position limiting sleeve 6 is symmetrically welded and fixed with two guide rods 17, the circular plate 8 is movably sleeved on the surfaces of the two guide rods 17, the end parts of the two guide rods 17 are fixed with base plates 18, and springs 19 are further sleeved on the surfaces of the guide rods 17 relative to the space between the circular plate 8 and the base plates 18, so that the side plates 7 are not covered on the side holes 21 any longer through the pushing of the circular plate 8, thereby realizing the dismounting of the position limiting pin 16.

In this embodiment, preferably, the cylindrical sleeve 9 is fixed on the surface of the circular plate 8, the guide rod 17, the base plate 18 and the spring 19 are all located inside the cylindrical sleeve 9, so as to prevent external foreign matters from being wound on the surface of the spring 19 to affect subsequent normal expansion and contraction thereof, and ensure the dismounting stability of the later-stage stop collar 6, the end of the cylindrical sleeve 9 is provided with the cylindrical cover 10, the inside of the cylindrical cover 10 is provided with the integrated inner plug 20, the inner plug 20 is embedded into the cylindrical sleeve 9, the two side surfaces of the inner plug 20 are provided with the integrated side protrusions 23, the inner plug 20 and the side protrusions 23 are both made of rubber materials, the two side inner walls of the cylindrical sleeve 9 are provided with the side slots 24 corresponding to the side protrusions 23, the side protrusions 23 are clamped in the side slots 24, and the cylindrical cover 10 can be smoothly pulled out from the inside of the cylindrical sleeve 9 only by pulling the cylindrical cover 10 first to cause the side protrusions 23 to be elastically deformed by extrusion and extruded from the side slots 24, so as to realize dismounting of the cylindrical cover 10.

The utility model discloses a theory of operation and use flow: when the false twister is used, the end part of the tension spring 4 is positioned between the base ring 5 and the limiting sleeve 6, so that the tension spring is limited by the base ring 5 and the limiting sleeve 6, the end part of the tension spring 4 is prevented from falling off from the end part of the L-shaped movable rod 3, the installation and use stability of the tension spring 4 is ensured, when the tension spring 4 needs to be dismounted for maintenance in the follow-up process, the limiting sleeve 6 is only required to be pinched and the circular plate 8 is pulled, so that the spring 19 is gradually compressed, and the side plate 7 moves along with the circular plate 8 until the side plate 7 does not shield the side hole 21 any more, at the moment, the limit pin 16 can be pushed out from the side hole 21, the limit of the limit sleeve 6 is released, at the moment, the limit sleeve 6 can be directly taken down from the end part of the L-shaped movable rod 3, without the action of the limiting sleeve 6, an operator can directly slide the end part of the tension spring 4 down from the end part of the L-shaped movable rod 3 to realize the normal disassembly step of the tension spring 4, when the tension spring 4 is installed in the later stage, the end part of the tension spring 4 is firstly sleeved on the surface of the L-shaped movable rod 3, and is positioned at one side of the base ring 5, at the moment, the limiting sleeve 6 is sleeved at the end part of the L-shaped movable rod 3, so that the inserting sleeve 13 is inserted into the inserting groove 11, and the side connecting block 14 slides into the side slideway 15, and the inner rod 12 is inserted into the end hole 22, at this time, the circular plate 8 is pulled towards the base plate 18, and the stopper pin 16 is inserted into the side holes 21 so that the stopper pin 16 can penetrate the inner rod 12 and both ends of the stopper pin 16 are positioned in the two side holes 21, respectively, at which time the circular plate 8 is released, so that the spring 19 pushes back the circular plate 8, and so that the side plate 7 is restored covering the side hole 21, the spacing of 16 spacing blocks of spacer pin can be realized to accomplish the installation of stop collar 6, and realize spacing the stability of extension spring 4, ensure the installation stability and the stability in use of extension spring 4.

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

Claims

1. The utility model provides a ring spindle spun yarn negative pressure air current suction false twister for spinning, includes main part (1), base (2), L shape movable rod (3) and extension spring (4), the rear surface at main part (1) is fixed in base (2), L shape movable rod (3) movable mounting is at the rear surface of main part (1), and is located the bottom of base (2), still be provided with extension spring (4) between main part (1) and L shape movable rod (3), the tip surface of a pot head at L shape movable rod (3) of extension spring (4), the fixed cover of the other end of extension spring (4) is established on the loop post of main part (1) rear surface, its characterized in that: the tip of L shape movable rod (3) is equipped with the limit structure corresponding with extension spring (4), limit structure includes base ring (5) and stop collar (6), base ring (5) are fixed on the surface of L shape movable rod (3), stop collar (6) cover is established and is installed on the tip surface of L shape movable rod (3), and the tip of extension spring (4) is located between base ring (5) and stop collar (6), the inboard of stop collar (6) is equipped with plug bush (13) of integral type, slot (11) have been seted up to the tip of L shape movable rod (3), plug bush (13) insert to slot (11), the symmetry is fixed with two side even blocks (14) between the surface of plug bush (13) and the inner wall of stop collar (6), and the both sides inner wall of slot (11) has all seted up side slide (15), two side even blocks (14) are located two side slide (15) respectively, the inside center department of slot (11) is fixed with interior pole (12), the surface of stop collar (6) has seted up side slide (15), the interior pole (12) run through the through-hole (22) and the through-hole (12), the through-hole (16) is provided with the interior pole (12) and the through-hole (12) of interior pole (12) and the through-hole (12) is provided with the interior pole (12) and the interior pole (12) insert the interior pole (12) and the through-hole (12) is provided with the interior pole (12), the two side surfaces of the limiting sleeve (6) are both penetrated through and provided with side holes (21), and the two ends of the limiting pin (16) are respectively positioned in the two side holes (21) on the two side surfaces of the limiting sleeve (6).

2. The negative pressure suction type false twister for ring spun yarn according to claim 1, wherein: the tip surface swing joint of stop collar (6) has circular slab (8), the both ends of circular slab (8) all are fixed with curb plate (7), and two curb plate (7) cover two side openings (21) respectively.

3. The negative pressure pneumatic suction type false twister for ring spun yarn as claimed in claim 2, wherein: two guide rods (17) are symmetrically fixed on the surface of the end part of the limiting sleeve (6), the circular plate (8) is movably sleeved on the surfaces of the two guide rods (17), a base plate (18) is fixed on the end parts of the two guide rods (17), and a spring (19) is sleeved on the surface of each guide rod (17) relative to the position between the circular plate (8) and the base plate (18).

4. The negative pressure suction type false twister for ring spun yarn according to claim 3, wherein: a cylindrical sleeve (9) is fixed on the surface of the circular plate (8), and the guide rod (17), the base plate (18) and the spring (19) are all located on the inner side of the cylindrical sleeve (9).

5. The negative pressure suction type false twister for ring spun yarn according to claim 4, wherein: the cylinder cover (10) is installed to the tip of cylinder cover (9), the inboard of cylinder cover (10) is equipped with interior stopper (20) of integral type, and inside that interior stopper (20) are embedded into cylinder cover (9).

6. The negative pressure suction type false twister for ring spun yarn according to claim 5, wherein: the side bulges (23) are integrally arranged on the surfaces of the two sides of the inner plug (20), the side clamping grooves (24) are formed in the inner walls of the two sides of the cylindrical sleeve (9), and the side bulges (23) are clamped in the side clamping grooves (24).