CN114717692B

CN114717692B - False twisting device for air spinning device

Info

Publication number: CN114717692B
Application number: CN202210466273.XA
Authority: CN
Inventors: 邱拥军
Original assignee: Nantong Jialiyuan Textile Co ltd
Current assignee: Nantong Jialiyuan Textile Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2023-07-07
Anticipated expiration: 2042-04-24
Also published as: CN114717692A

Abstract

The invention provides a false twisting device for an air spinning device, which comprises a driving component, a stepped shaft component, false twisting disks and a conical sleeve, wherein the three stepped shaft components are distributed on the driving component in a triangular mode, the stepped shaft component is provided with the three false twisting disks, the stepped shaft component comprises a driving rotating shaft, a middle shaft, a top shaft and a connecting component, two ends of the middle shaft are respectively connected with the driving rotating shaft and the top shaft through the connecting component, and the connecting component comprises a mounting disk, a rotating disk, the sleeve, a threaded rod and a conical rod. The rotary table drives the threaded rod to rotate, then the threaded rod drives the threaded sleeve to move upwards, the upward moving threaded sleeve passes through the conical rod to apply a reaction force to the conical sleeve, at the moment, the driving rotating shaft, the middle shaft and the top shaft which are connected through the connecting component are separated, so that the disassembly is convenient, and then the quick disassembly and the maintenance or the replacement can be realized when the false twisting disc is used for a long time.

Description

False twisting device for air spinning device

Technical Field

The invention relates to the technical field of textile machinery, in particular to a false twisting device for an air spinning device.

Background

The publication number CN201165577Y provides a compound double-spindle group false twisting device of a false twisting texturing machine, which comprises two groups of spindles, each group of spindles consists of a driving spindle and two driven spindles, the spindle center distances A of the three spindles are equal and form an equilateral triangle, and the two driving spindles of the double-spindle group are directly driven by a motor.

The friction disc in the prior art is installed on the spindle through interference fit, and then rotates along with the spindle, but the interference fit can reach the false twisting effect, but the friction disc needs to be pulled out from the spindle by means of external force when being detached, and conversely, the friction disc needs to be hard plugged into the spindle when being installed, so that the whole assembling and disassembling process is too complicated, and the friction disc needs to be maintained or replaced when being used for a long time, so that the friction disc is inconvenient to maintain or replace in the prior art.

Disclosure of Invention

The present invention is directed to a false twisting device for an open-end spinning device, which solves the above-mentioned problems.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a false twist device for rotor spinning device, includes drive assembly, step shaft subassembly, false twist disc and toper sleeve, three step shaft subassembly is the triangle and distributes on drive assembly and be connected with drive assembly transmission, and be equipped with three on the step shaft subassembly false twist disc, wherein:

the stepped shaft assembly comprises an active rotating shaft, a middle shaft, a top shaft and a connecting assembly, wherein two ends of the middle shaft are respectively connected with the active rotating shaft and the top shaft through the connecting assembly, the active rotating shaft is connected with an executing component in the driving assembly, a conical sleeve is respectively arranged at the end part of the active rotating shaft, two ends of the middle shaft and the end part of the top shaft, the connecting assembly comprises mounting plates, rotating plates, sleeves, threaded rods and conical rods, the two mounting plates are oppositely arranged, the rotating plates are rotatably arranged between the two mounting plates, the two sleeves are respectively arranged at the end parts of the two mounting plates, the threaded sleeves are matched in the through sleeves and form a moving pair in the central axis direction of the sleeve, the threaded rods with opposite rotation directions are respectively arranged at the two ends of the rotating plates, the threaded rods penetrate through the threaded sleeves and are in threaded connection with the threaded sleeves, and the conical rods are arranged at the tops of the sleeves;

the utility model discloses a motor drive shaft, including jackshaft, connecting assembly, conical rod and jackshaft, the both ends of jackshaft respectively are equipped with a connecting assembly, the conical rod that is located the upper side connecting assembly top cooperates with the conical sleeve in the jackshaft, the conical rod of bottom cooperates with the conical sleeve that is located the upside in the jackshaft, and the conical rod that is located the lower side connecting assembly top cooperates with the conical sleeve in the initiative pivot, the conical rod of bottom cooperates with the conical sleeve that is located the downside in the jackshaft.

Preferably, the elastic sheets are arranged at the two ends of the intermediate shaft and the bottom end of the top shaft, wherein the elastic sheets can deflect in the direction close to or far away from the center of the shaft, and the inner side surfaces of the elastic sheets are provided with protruding parts.

Preferably, the connection assembly further comprises a push rod connected with the threaded sleeve and penetrating through the sleeve.

Preferably, the ejector rod at the top end of the connecting component at the upper side of the intermediate shaft is contacted with the elastic sheet in the ejector shaft, the ejector rod at the bottom end is contacted with the elastic sheet at the upper side in the intermediate shaft, the ejector rod at the top end of the connecting component at the lower side is contacted with the elastic sheet at the lower side in the intermediate shaft, and the elastic sheet can be pushed to move outwards when the ejector rod is contacted with the convex part on the elastic sheet.

Preferably, the elastic sheets at the two ends of the intermediate shaft and the elastic sheet at the bottom end of the top shaft are fixedly sleeved with false twisting discs.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the rotating turntable drives the threaded rod to rotate, so that the rotating threaded rod drives the threaded sleeve to move upwards, the upward moving threaded sleeve passes through the conical rod to apply a reaction force to the conical sleeve, and at the moment, the driving rotating shaft, the middle shaft and the top shaft which are connected through the connecting component are separated, so that the disassembly is convenient, and the quick disassembly, the overhaul and the replacement can be realized when the false twist disc is used for a long time.

Drawings

FIG. 1 is a three-dimensional schematic of the overall structure of the present invention;

FIG. 2 is a full cross-sectional view of the stepped shaft assembly of the present invention;

FIG. 3 is a schematic view of portion A of FIG. 2;

FIG. 4 is a three-dimensional schematic of a connection assembly according to the present invention;

FIG. 5 is a full cross-sectional view of the connection assembly of the present invention;

fig. 6 is a three-dimensional schematic of an intermediate shaft in the present invention.

In the figure: the device comprises a driving component 1, a stepped shaft component 2, a false twisting disc 3, a conical sleeve 4, a driving rotating shaft 21, a middle shaft 22, a top shaft 23, a connecting component 24, a 221 elastic piece 222, a boss 241, a mounting disc 242, a rotary disc 243, a sleeve pipe 244, a threaded sleeve, a 245 threaded rod 246 conical rods and a 247 ejector rod.

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.

Examples:

referring to fig. 1 to 6, the present invention provides a technical solution:

a false twisting device for an open-end spinning device, comprising a drive assembly 1, a stepped shaft assembly 2, a false twist disc 3 and a conical sleeve 4, wherein:

three stepped shaft assemblies 2 are distributed on the driving assembly 1 in a triangular mode and are in transmission connection with the driving assembly 1, three false twisting disks 3 are arranged on the stepped shaft assemblies 2, wherein the driving assembly 1 consists of a gearbox and a motor, specific parts of the driving assembly 1 and connection relations among the parts are conventional in the field, and are not described in detail herein, and the purpose of the driving assembly 1 is to drive the three stepped shaft assemblies 2 to rotate so as to realize false twisting;

the stepped shaft assembly 2 comprises a driving rotating shaft 21, an intermediate shaft 22, a top shaft 23 and a connecting assembly 24, wherein the two ends of the intermediate shaft 22 are respectively connected with the driving rotating shaft 21 and the top shaft 23 through the connecting assembly 24, the driving rotating shaft 21 is connected with an executing component in the driving assembly 1, the driving assembly 1 can drive the driving rotating shaft 21 to rotate, the end part of the driving rotating shaft 21, the two ends of the intermediate shaft 22 and the end part of the top shaft 23 are respectively provided with a conical sleeve 4, the top ends of the conical sleeves 4 are in a closed state, the two ends of the intermediate shaft 22 and the bottom end of the top shaft 23 are respectively provided with an elastic sheet 221, the elastic sheet 221 can deflect in the direction close to or far from the center of the shaft, the inner side surface of the elastic sheet 221 is provided with a protruding part 222, the connecting assembly 24 comprises a mounting disc 241, a turntable 242, a sleeve 243, a threaded sleeve 244, a threaded rod 245 and a conical rod 246, the two mounting discs 241 are oppositely arranged, and a turntable 242 is rotatably installed between the two mounting plates 241, two sleeves 243 are respectively provided at the ends of the two mounting plates 241, a threaded sleeve 244 is fitted in the sleeve 243 and forms a moving pair in the direction of the central axis of the sleeve 243, two threaded rods 245 with opposite threads are respectively provided at the two ends of the turntable 242, and the threaded rods 245 penetrate the threaded sleeve 244 and form a threaded connection with the threaded sleeve 244, so that when the turntable 242 rotates, the threaded rods 245 with opposite threads can drive the two threaded sleeves 244 fitted with the threaded sleeves to move toward or away from each other, the top of the sleeve 243 is provided with a tapered rod 246, the connecting assembly 24 further comprises a push rod 247, the push rod 247 is connected with the threaded sleeve 244 and penetrates the sleeve 243, the push rod 247 at the top end of the connecting assembly 24 on the upper side of the intermediate shaft 22 contacts with the elastic piece 221 in the top shaft 23, the ejector rod 247 at the bottom end is contacted with the elastic piece 221 at the upper side in the intermediate shaft 22, the ejector rod 247 at the top end of the lower side connecting component 24 is contacted with the elastic piece 221 at the lower side in the intermediate shaft 22, so that the elastic piece 221 can be pushed to move outwards when the ejector rod 247 is contacted with the convex part 222 on the elastic piece 221, the false twist disc 3 is fixedly sleeved at the elastic piece 221 at the two ends of the intermediate shaft 22 and the elastic piece 221 at the bottom end of the top shaft 23, and the outwards moved elastic piece 221 can fix the false twist disc 3;

the two ends of the intermediate shaft 22 are respectively provided with a connecting component 24, a conical rod 246 positioned at the top end of the upper connecting component 24 is matched with the conical sleeve 4 in the top shaft 23, a conical rod 246 positioned at the bottom end of the lower connecting component 24 is matched with the conical sleeve 4 in the driving rotating shaft 21, and the conical rod 246 positioned at the top end of the lower connecting component 24 is matched with the conical sleeve 4 positioned at the lower side in the intermediate shaft 22, so that the connection of the driving rotating shaft 21, the intermediate shaft 22 and the top shaft 23 is realized.

The working principle of the invention is as follows: the process is divided into two steps of installation or disassembly, wherein the installation process is that the driving rotating shaft 21 is not required to be disassembled and assembled during maintenance or overhaul because the false twist disc 3 is not arranged on the driving rotating shaft 21, the driving rotating shaft 21 is always connected with the driving component 1, then a connecting component 24 is inserted into the driving rotating shaft 21, a conical rod 246 at the bottom of the connecting component 24 is matched with a conical sleeve 4 in the driving rotating shaft 21, the connection is realized between the driving rotating shaft 21 and the driving rotating shaft, then a middle shaft 22 is inserted into the connecting component 24 on the driving rotating shaft 21, the conical sleeve 4 at the lower side in the middle shaft 22 is matched with a conical rod 246 at the upper side in the connecting component 24, the middle shaft 22 is connected with the driving rotating shaft 21, then the false twist disc 3 is respectively sleeved at two ends of the middle shaft 22, then the connecting component 24 is inserted into the top of the middle shaft 22 again, the conical rod 246 at the bottom of the connecting component 24 is matched with the conical sleeve 4 at the upper side in the intermediate shaft 22, the conical rod 246 is connected with the conical sleeve 4 at the upper side, then the top shaft 23 is inserted into the connecting component 24 at the upper side of the intermediate shaft 22, at the moment, the top shaft 23 is connected with the intermediate shaft 22, the other false twist disc 3 is sleeved on the top shaft 23, finally, the turntables 242 in the two connecting components 24 are screwed, then, the two threaded rods 245 at the two ends of the turntables 242 rotate, at the moment, the two threaded rods 245 drive the two threaded sleeves 244 connected with the threaded rods 245 to displace towards the directions approaching to each other, then the ejector rods 247 on the threaded sleeves 244 displace, the ejector rods 247 are contacted with the protruding parts 222 on the elastic sheets 221, and then the elastic sheets 221 are pushed to deflect towards the directions far away from the circle center of the turntables 242, at the moment, the elastic sheets 221 are propped against the false twist disc 3, the fixing of the false twist disc 3 is realized, then, the driving assembly 1 drives the driving rotating shaft 21 to rotate correspondingly, so that the intermediate shaft 22, the intermediate shaft 22 and the false twisting disc 3 are driven to rotate, and then false twisting work can be carried out;

when the false twist disc 3 needs to be maintained or replaced for a long time, the false twist disc 3 needs to be detached, wherein the detaching process is that the turntable 242 is reversely rotated, then two threaded rods 245 at two ends of the turntable 242 rotate along with the turntable, at the moment, the two threaded rods 245 drive two threaded sleeves 244 connected with the turntable to move away from each other, then the ejector rods 247 on the threaded sleeves 244 move along with the movement, at the moment, the ejector rods 247 are separated from the convex parts 222, then the elastic sheets 221 are folded away from the false twist disc 3, the false twist disc 3 is loosened, then the turntable 242 is reversely rotated, at the moment, the two threaded sleeves 244 continue to move away from each other, the threaded sleeves 244 penetrate through the conical rods 246 to contact with the conical sleeves 4, at the moment, the counter force is generated between the intermediate shaft 22 and the driving rotary shaft 21 and the ejector shaft 23, at the moment, and the detachment of the intermediate shaft 22 and the driving rotary shaft 21 and the ejector shaft 23 is realized, at the moment, the false twist disc 3 which is in a loose state can be taken down, and the maintenance or replacement of the false twist disc 3 is facilitated.

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

1. The utility model provides a false twist device for rotor spinning device, includes drive assembly (1), step axle subassembly (2), false twist disc (3) and toper sleeve (4), three step axle subassembly (2) are triangle distribution on drive assembly (1) and are connected with drive assembly (1) transmission, and be equipped with three on step axle subassembly (2) false twist disc (3), its characterized in that:

the stepped shaft assembly (2) comprises a driving rotating shaft (21), an intermediate shaft (22), a top shaft (23) and a connecting assembly (24), wherein two ends of the intermediate shaft (22) are respectively connected with the driving rotating shaft (21) and the top shaft (23) through the connecting assembly (24), the driving rotating shaft (21) is connected with an executing part in the driving assembly (1), a conical sleeve (4) is respectively arranged at the end part of the driving rotating shaft (21), two ends of the intermediate shaft (22) and the end part of the top shaft (23), the connecting assembly (24) comprises a mounting disc (241), a rotary disc (242), a sleeve (243), a threaded sleeve (244), a threaded rod (245) and a conical rod (246), the two mounting discs (241) are oppositely arranged, the rotary disc (242) is rotatably arranged between the two mounting discs (241), the two sleeve (243) are respectively arranged at the end parts of the two mounting discs (241), the threaded sleeve (244) are matched in the sleeve (243) and form a moving pair in the central axis direction of the sleeve (243), the two threaded sleeves (244) are oppositely threaded through the threaded sleeves (245) respectively, a conical rod (246) is arranged at the top of the sleeve (243);

the two ends of the intermediate shaft (22) are respectively provided with a connecting assembly (24), a conical rod (246) positioned at the top end of the upper connecting assembly (24) is matched with the conical sleeve (4) in the top shaft (23), a conical rod (246) at the bottom end is matched with the conical sleeve (4) positioned at the upper side in the intermediate shaft (22), a conical rod (246) positioned at the bottom end of the lower connecting assembly (24) is matched with the conical sleeve (4) in the driving rotating shaft (21), and a conical rod (246) at the top end is matched with the conical sleeve (4) positioned at the lower side in the intermediate shaft (22).

2. A false twisting device for an open-end spinning device according to claim 1, wherein: elastic pieces (221) are arranged at the two ends of the intermediate shaft (22) and the bottom end of the top shaft (23), the elastic pieces (221) can deflect in the direction close to or far away from the center of the shaft, and protruding portions (222) are arranged on the inner side faces of the elastic pieces (221).

3. A false twisting device for an open-end spinning device according to claim 2, wherein: the connection assembly (24) further comprises a push rod (247), and the push rod (247) is connected with the threaded sleeve (244) and penetrates through the sleeve (243).

4. A false twisting device for an open-end spinning device according to claim 3, wherein: the ejector rod (247) positioned at the top end of the upper connecting component (24) of the intermediate shaft (22) is contacted with the elastic sheet (221) in the ejector shaft (23), the ejector rod (247) at the bottom end is contacted with the elastic sheet (221) positioned at the upper side in the intermediate shaft (22), the ejector rod (247) positioned at the top end of the lower connecting component (24) is contacted with the elastic sheet (221) positioned at the lower side in the intermediate shaft (22), and the elastic sheet (221) can be pushed to move outwards when the ejector rod (247) is contacted with the convex part (222) on the elastic sheet (221).

5. A false twisting device for an open-end spinning device according to claim 4, wherein: the false twisting disc (3) is fixedly sleeved at the elastic sheets (221) at the two ends of the intermediate shaft (22) and the elastic sheets (221) at the bottom end of the top shaft (23).