CN202415807U

CN202415807U - False twister

Info

Publication number: CN202415807U
Application number: CN2012200516948U
Authority: CN
Inventors: 马超炯
Original assignee: ZHEJIANG ZILI MACHINERY CO Ltd
Current assignee: ZHEJIANG ZILI MACHINERY CO Ltd
Priority date: 2012-02-17
Filing date: 2012-02-17
Publication date: 2012-09-05
Anticipated expiration: 2022-02-17

Abstract

The utility model discloses a false twister, belonging to the parts of a spinning machine. The conventional magnetic rotor type false twister is complicated in structure, unsteady in magnetic force and difficult to shift a protecting arm. The false twister is characterized in that a drive shaft for installing a drive friction multiplying wheel and a driven shaft for installing a driven friction multiplying wheel are respectively arranged on an aluminum seat by a bearing pack and a bearing seat support, the bearing pack is paired and combined by two rolling bearings, a small rotor is arranged between the drive friction multiplying wheel and the driven friction multiplying wheel and they are in a friction contact respectively, a magnetic steel arranged on a magnetic steel seat is disc-shaped and provided with a V-shaped notch, the middle of the small rotor is sheathed with overlapped silicon sheets, the silicon sheets are located in the notch, the magnetic steel attracts the small rotor to be always in touch with the drive friction multiplying wheel and the driven friction multiplying wheel, a filament passing seat is arranged on one end of the small rotor, a transverse pin is arranged on the filament passing seat, the outer circular surface of the transverse pin is a concave arc surface, the protecting arm is arranged on a protecting arm mounting shaft and axially limited by a retainer ring for a shaft. The false twister, provided by the utility model, has the advantages of low cost, stable magnetic force and stable operation of the protecting arm.

Description

A kind of false twister

Technical field

The utility model belongs to textile machinery component, and is especially relevant with a kind of false twister.

Background technology

The chemical fibre pre-oriented yarn also claims to spin real silk, and its back processing is that heating after-drawing distortion is finalized the design basically, and false twister is exactly a critical component of stretcher strain modular system.Magnet rotor formula false twister in the market mostly is to adopt monoblock type shaft connecting bearing, two magnet steel, magnet steel aluminium holder structure; Complex structure, manufacturing cost is high, and two magnet steel structures are made up of two blocks of magnet steel that are installed between the driving and driven bearing of multiplying wheel; Magnet steel magnetic force instability causes lesser trochanter to be shaken easily; And magnet steel comes off easily, and the protection arm is shifted when rotating easily, and stuck friction multiplying wheel.

The utility model content

The purpose of the utility model is exactly that existing magnet rotor formula false twister complex structure, magnetic force are unstable in order to overcome, the protection arm defective of displacement easily, and a kind of with low cost, magnetic force stable, the protection arm turns round false twister stably is provided.

For this reason; The utility model adopts following technical scheme: a kind of false twister, comprise aluminium seat, driving shaft, driven shaft, intermediate bar, magnet steel seat, lesser trochanter, contiguous block, connecting axle, tension spring pin and spacer pin, and connecting axle is fixedly connected with the aluminium seat; Contiguous block is provided with axis hole and stopper slot; Contiguous block is loaded on connecting axle through shaft hole sleeve and can rotates, and the aluminium seat can be rotated around contiguous block, and contiguous block is provided with front end and crosses out the extension spring bar; Be provided with extension spring between extension spring bar front end end and the described tension spring pin, can play the restoring force effect that provides the rotation of aluminium seat; Spacer pin is installed on the aluminium seat; Spacer pin is with stage clip outward; The spacer pin upper end is provided with stage clip stop screw restriction stage clip end position; Spacer pin can move up and down on the aluminium seat and by stage clip restoring force is provided, and the stopper slot that snaps in contiguous block after spacer pin moves down carries out spacing to the postrotational position of aluminium seat; Intermediate bar is fixed on the aluminium seat, and driving shaft and driven shaft support through bearing group and bearing block respectively and be installed on the aluminium seat, and driving shaft, driven shaft and intermediate bar axis are in the same way; And the intersection point of axis and aluminium seat is wired to triangle, and the driving shaft upper end is equipped with the multiplying wheel that initiatively rubs, and the lower end is equipped with belt pulley; The driven shaft upper end is equipped with from the dynamic friction multiplying wheel, and magnet steel seat is installed on intermediate bar and corresponding with the multiplying wheel position that initiatively rubs, and magnet steel seat is provided with magnet steel; Lesser trochanter is arranged at the multiplying wheel and from CONTACT WITH FRICTION between the dynamic friction multiplying wheel and respectively, the intermediate bar upper end is provided with the thread guide conjunction of initiatively rubbing, and the lower end is provided with down the thread guide conjunction; It is characterized in that: described lesser trochanter one end is provided with the silk rolling seat, and the silk rolling seat is provided with lateral pin, and the lateral pin periphery is interior concaved circular cambered surface; Described bearing group is by two rolling bearing combinations of pairs, and described magnet steel is a disc, and magnet steel is provided with V-notch; Breach is over against lesser trochanter; Lesser trochanter middle part is set with the silicon steel sheet of closed assembly, and silicon steel sheet is arranged in described breach, the magnetic attraction lesser trochanter of magnet steel make lesser trochanter all the time with initiatively rub multiplying wheel and touch from the dynamic friction multiplying wheel and to lean on.

When the utility model used, contiguous block was connected and installed in main process equipment, during work; Spacer pin is in raised position; The aluminium seat is in the operating position under the tension spring tension effect, the friction that reclines of the belt pulley on the driving shaft and the tengential belt of main process equipment, rotation at a high speed under the drive of tengential belt; Drive the multiplying wheel that initiatively rubs through driving shaft and rotate at a high speed, drive lesser trochanter high speed rotary work; When needs quit work, angle of aluminium seat rotation was depressed spacer pin; The stopper slot that spacer pin snaps on the contiguous block is spacing to the aluminium seat, and the belt pulley on the driving shaft and the tengential belt of main process equipment are thrown off, and driving shaft stops operating under unpowered input; Lesser trochanter is stall thereupon also, quits work.

As technique scheme replenish and perfect, the utility model also comprises following additional technical feature.

Described false twister comprises that also protection mechanism prevents to hurt sb.'s feelings when the disengaging of lesser trochanter contingency from initiatively rubbing multiplying wheel; This protection mechanism comprises protects arm, protection arm installation shaft, torsion spring and axle to use ring washer; Protection arm installation shaft is fixed on the described aluminium seat, and the protection arm is provided with bend, and bend is blocked in lesser trochanter outward; With the lesser trochanter enclosing in initiatively rubbing multiplying wheel and in the space between the dynamic friction multiplying wheel; The protection arm is installed on protection arm installation shaft through the through hole that is arranged on its end, and uses the shaft block ring axial limiting, and the protection arm can be around the rotation of protection arm installation shaft; Torsion spring is installed on protection arm installation shaft and be pressed against the protection arm, for the protection arm is blocked in lesser trochanter outward and rotation provides elastic force.

The described multiplying wheel and be provided with radiating groove from the outer round surface of dynamic friction multiplying wheel of initiatively rubbing is initiatively rubbing multiplying wheel and can improve radiating effect during from dynamic friction multiplying wheel and lesser trochanter friction rotation.

Use the utility model can reach following beneficial effect: the bearing group through using the standard rolling bearing to be combined into supports driving shaft and driven shaft, and is simple in structure, with low cost; Adopt single magnet steel of disc type and butterfly bookbinding silicon steel sheet to cooperate, magnetic force is reliable and stable, and magnetic gap is easy to adjust, and the lesser trochanter running steadily should not come off; It is spacing to use axle with ring washer the protection arm axle to be carried out to the position, can prevent to protect arm in rotation process, to cause displacement, and the running of protection arm steadily can stuck friction multiplying wheel.

Description of drawings

Fig. 1 is the front view of the utility model.

Fig. 2 is the right view of the utility model.

Fig. 3 is the vertical view of the utility model.

Fig. 4 is the left view of the utility model.

Fig. 5 is the partial enlarged drawing at a place among Fig. 1.

The specific embodiment

Be described in detail below in conjunction with the specific embodiment of accompanying drawing the utility model.

Like Fig. 1～shown in Figure 5; The utility model comprises aluminium seat 7, driving shaft 3, driven shaft 15, intermediate bar 16, magnet steel seat 20, lesser trochanter 2, contiguous block 12, connecting axle 19, tension spring pin 18, spacer pin 23 and protection mechanism; Connecting axle 19 is fixedly connected with aluminium seat 7, and contiguous block 12 is provided with axis hole and stopper slot, and contiguous block 12 is loaded on connecting axle 19 through shaft hole sleeve and can rotates; Aluminium seat 7 can be rotated around contiguous block 12; Contiguous block 12 is provided with front end and crosses out extension spring bar 9, is provided with extension spring 8 between extension spring bar 9 front end ends and the described tension spring pin 18, can play the restoring force effect that provides to the rotation of aluminium seat; Spacer pin 23 is installed on aluminium seat 7, the spacer pin 23 outer stage clips 22 that are with, and spacer pin 23 upper ends are provided with stage clip stop screw 21 restriction stage clip end positions, and spacer pin 23 can move up and down on aluminium seat 7 and by stage clip 22 restoring force is provided; Intermediate bar 16 is fixed on the aluminium seat 7, and driving shaft 3 supports through bearing group and bearing block 6 respectively with driven shaft 15 and is installed on the aluminium seat 7, and driving shaft 3, driven shaft 15 and intermediate bar 16 axis are in the same way; And the intersection point of axis and aluminium seat 7 is wired to triangle, and driving shaft 3 upper ends are equipped with the multiplying wheel 5 that initiatively rubs, and the lower end is equipped with belt pulley 10; Driven shaft 15 upper ends are equipped with from dynamic friction multiplying wheel 14, the multiplying wheel 5 and be provided with radiating groove 4 of initiatively rubbing from the outer round surface of dynamic friction multiplying wheel 14, and magnet steel seat 20 is installed on intermediate bar 16 and corresponding with the multiplying wheel position that initiatively rubs; Magnet steel seat 20 is provided with magnet steel, and lesser trochanter 2 is arranged at the multiplying wheel 5 and from CONTACT WITH FRICTION between the dynamic friction multiplying wheel 14 and respectively, intermediate bar 16 upper ends are provided with thread guide conjunction 1 of initiatively rubbing; The lower end is provided with down thread guide conjunction 11, and lesser trochanter 2 one ends are provided with silk rolling seat 25, and silk rolling seat 25 is provided with lateral pin 24; The lateral pin periphery is interior concaved circular cambered surface, and described bearing group is by two rolling bearing combinations of pairs, and described magnet steel is a disc; Magnet steel is provided with V-notch, and breach is over against lesser trochanter 2, and lesser trochanter 2 middle parts are set with the silicon steel sheet 26 of closed assembly; Silicon steel sheet 26 is arranged in described breach, the magnetic attraction lesser trochanter of magnet steel make lesser trochanter all the time with initiatively rub multiplying wheel and touch from the dynamic friction multiplying wheel and to lean on, protection mechanism comprises that protection arm 13, protection arm installation shaft 17, torsion spring and axle use ring washer; Protection arm installation shaft 17 is fixed on the aluminium seat 7; Protection arm 13 is installed on protection arm installation shaft through the through hole that is arranged on its end, and uses the shaft block ring axial limiting, and the protection arm can be around the rotation of protection arm installation shaft; Torsion spring is installed on protection arm installation shaft and is pressed against the protection arm; For the protection arm is blocked in lesser trochanter outward and rotation provides elastic force, protection arm 13 is provided with bend, and bend is blocked in lesser trochanter 2 outward; The lesser trochanter enclosing in initiatively rubbing multiplying wheel and in the space between the dynamic friction multiplying wheel, is prevented that lesser trochanter breaks away from the multiplying wheel that initiatively rubs.

Claims

1. false twister; Comprise aluminium seat (7), driving shaft (3), driven shaft (15), intermediate bar (16), magnet steel seat (20), lesser trochanter (2), contiguous block (12), connecting axle (19), tension spring pin (18) and spacer pin (23); Connecting axle (19) is fixedly connected with aluminium seat (7); Contiguous block (12) is provided with axis hole and stopper slot; Contiguous block (12) is loaded on connecting axle (19) through shaft hole sleeve and can rotates, and contiguous block (12) is provided with front end and crosses out extension spring bar (9), is provided with extension spring (8) between extension spring bar (9) front end end and the described tension spring pin (18); Spacer pin (23) is installed on aluminium seat (7); The outer stage clip (23) that is with of spacer pin (23); Spacer pin (23) upper end is provided with stage clip stop screw (21); Spacer pin can move up and down on the aluminium seat and by stage clip restoring force is provided, and the stopper slot that snaps in contiguous block after spacer pin moves down carries out spacing to the postrotational position of aluminium seat; Intermediate bar (16) is fixed on the aluminium seat (7), and driving shaft (3) and driven shaft (15) support through bearing group and bearing block (6) respectively and be installed on the aluminium seat (7), and driving shaft (3), driven shaft (15) and intermediate bar (16) axis are in the same way; And the intersection point of axis and aluminium seat (7) is wired to triangle, and driving shaft (3) upper end is equipped with the multiplying wheel that initiatively rubs (5), and the lower end is equipped with belt pulley (10); Driven shaft (15) upper end is equipped with from dynamic friction multiplying wheel (14), and magnet steel seat (20) is installed on intermediate bar (16) and corresponding with the multiplying wheel that initiatively rubs (5) position, and magnet steel seat (20) is provided with magnet steel; Lesser trochanter (2) is arranged at the multiplying wheel that initiatively rubs (5) and from CONTACT WITH FRICTION between the dynamic friction multiplying wheel (14) and respectively; Intermediate bar (16) upper end is provided with thread guide conjunction (1), and the lower end is provided with down thread guide conjunction (11), and described lesser trochanter (2) one ends are provided with silk rolling seat (25); Silk rolling seat (25) is provided with lateral pin (24); Lateral pin (24) periphery is interior concaved circular cambered surface, and bearing group is by two rolling bearing combinations of pairs, and magnet steel is a disc; Magnet steel is provided with V-notch; Breach is over against lesser trochanter (2), and lesser trochanter (2) middle part is set with the silicon steel sheet (26) of closed assembly, and silicon steel sheet (26) is arranged in described breach.

2. a kind of false twister according to claim 1; It is characterized in that: described false twister also comprises protection mechanism, and this protection mechanism comprises protects arm (13), protection arm installation shaft (17), torsion spring and axle to use ring washer, and protection arm installation shaft (17) is fixed on the aluminium seat (7); Protection arm (13) is provided with bend; Bend is blocked in lesser trochanter (2) outward, and protection arm (13) is installed on protection arm installation shaft (17) through the through hole that is arranged on its end, and uses the shaft block ring axial limiting; The protection arm can be around the rotation of protection arm installation shaft, and torsion spring is installed on protection arm installation shaft and is pressed against protection arm (13).

3. a kind of false twister according to claim 2 is characterized in that: the described multiplying wheel (5) and be provided with radiating groove (4) from the outer round surface of dynamic friction multiplying wheel (14) of initiatively rubbing.