CN201186989Y

CN201186989Y - Take-up frame of flat knitting machine

Info

Publication number: CN201186989Y
Application number: CNU2008200834997U
Authority: CN
Inventors: 张如山
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-02-22
Filing date: 2008-02-22
Publication date: 2009-01-28
Anticipated expiration: 2018-02-22

Abstract

The utility model provides a take-up frame of a flat knitting machine, which comprises a box body, a tension drum and a take-up lever which are arranged outside the box body; a tension disc, a threading frame and an alarm indicator which are arranged below the box body. The take-up frame of the flat knitting machine is characterized in that a tension needle with one end parallel with the tension disc and a single-arm rotation axis constitute a yarn thickness and knot detector; the tension needle with the other end perpendicular to the tension disc, the single-arm rotation axis arranged on the inner side of the box body and an adjusting knob arranged on the outer side of the wall of the box body constitute an adjuster for adjusting the distance between the tension needle and the tension disc; and a double-arm rotation axis arranged on the inner side of the box body and a take-up lever winch arranged on the outer side of the wall of the box body constitute a yarn breakage detector. The structure of the take-up frame of the flat knitting machine is simplified properly; the take-up frame is changed into a crank which is extended to be an integrated structure, thereby saving additional parts; and both the adjustment sensitivity and the reliability are improved. In addition, the yarn carrying capacity is improved, and the tension change tends to be uniform, thus improving the operating efficiency of the flat knitting machine and the quality of knitted products.

Description

Controlled flat knitting machine take-up frame

Technical field

The utility model relates to the attachment device of knitting machine, the sensing and the control device of the woven wire condition of a kind of controlled flat knitting.

Background technology

When knitting industry uses the flat machine braiding, head is reciprocating on needle-bar, because head moves to the termination and stops, and remakes counter motion, the tension force of knitting line becomes minimum from maximum, tension variation is unbalanced to make very easily that to knit line flexible inhomogeneous, make and knit the line broken string, make fabric produce wire jumper, the thick knot and the thickness of knitting line in addition are inhomogeneous, also make fabric fault occur, influence product quality.Therefore how before braiding, to detect the situation of knitting line; as broken string; thick knot or thickness are inhomogeneous etc. carries out perception; find back hard stop alarm indication; carry out timely remediation; become and improve the knitwear quality; particularly improve the subject matter of flat machine quality of braided fabric; existing flat machine take-up frame can solve knits the line broken string; the problem of thick knot and thickness inequality; but carrying out when in service because of complex structure superstructure loosening in addition; the mechanical breakdown height; because loom back and forth movement; knit line tension and change greatly, cause low-frequency vibration to make other superstructure loosening, must reduce other number of components and fixed connection point thereof for this reason as far as possible; reduce other superstructure loosening and mechanical breakdown, to improve reliability and product quality.

Summary of the invention

The utility model redesigns the controlled flat knitting machine take-up frame that a kind of parts are few, rational in infrastructure, the antivibration ability is strong, mechanical breakdown is few at the existing technical problem of existing flat machine take-up frame.

Design of the present utility model is: controlled flat knitting machine take-up frame, comprise box body, be located at box body outer clamp dish and thread take-up tension lever, be located at clamp, the threading frame of box body below and the indication of reporting to the police, it is characterized in that forming line thickness and toe-in detector by an end thread clamping needle and the single armed turning cylinder parallel with described clamp; The other end by described thread clamping needle is vertical with clamp, and and be located at the single armed turning cylinder of box body inboard and be located at the adjuster that box wall outside adjusting knob is formed distance between adjusting thread clamping needle and the clamp; Be connected with the rod crank that is located at the box wall outside by the both arms turning cylinder that is located at the box body inboard and form thread break detector.

The sharp arm that is protruded upward by described single armed turning cylinder is formed line thickness alarm with movable contact of the two-way electric switch shell fragment in being located at box body in addition; Touch arm by the level of both arms turning cylinder and form broken string indication alarm with movable contact of described two-way electric switch.

The advantage of above-mentioned design is suitably to simplify the structure of whole flat machine take-up frame, simplified the adjustment structure of distance between thread clamping needle and the wireplint especially, thread clamping needle by 2 metals changes a thread clamping needle into, change 1 turning cylinder into by 2 turning cylinders, by 1 thread clamping needle with regulate it and the single armed turning cylinder and the adjusting knob of clamp elasticity carry out the testing of thickness of yarn and connector lug, the take-up frame changes crank into and extends integrative-structure, reduce other parts, simplify structure, not only improve the sensitivity of adjusting but also improved reliability.Also make and knit the raising of line handling capacity, tension variation is tending towards evenly, thereby improves the operation effectiveness of horizontal volume machine and the quality of knit product.

Description of drawings

Fig. 1 is for removing box body front-cover structure figure (being in the stopping alarm state).

Fig. 2 is the rearview of Fig. 1.

Fig. 3 is the B-B profile (being in open state) of Fig. 2.

Fig. 4 is the A-A profile of Fig. 1.

The specific embodiment

Overall structure of the present utility model as shown in Figure 1, Fig. 1 is after removing the box body protecgulum, stays the primary structure in the box body, comprises power line 2, alarm lamp 11, line thickness detector and thread break detector, and the clamp dish 18 that is located at the box body top.

Line thickness and toe-in detector as shown in figures 1 and 3, by forming in being located at clamp 17 and an end in the middle of box body below thread clamping needle 15 in parallel and being located at box body with the curved single armed turning cylinder 14 of clamping mutually of thread clamping needle 90 degree.This single armed turning cylinder is by being located in the box body and the perpendicular rotary axle box 26 of clamp 17 fit mutually, and the ends of 90 degree bight portion of thread clamping needle 15 pass the rotary axle box 26 and turning knob 23 mutual fits of the band internal thread tooth on the box wall.The other end of thread clamping needle 15 puts an external screw thread ratch 28 and rolling disc 27, turning knob 23 is enclosed within outside the rolling disc 27, when rotating turning knob 23, rolling disc 27 rotates and drives external screw thread ratch 28 and rotate rotary axle box 26 in, thread clamping needle 15 is moved forward or retreats with the distance between adjusting thread clamping needle 15 and the clamp 17.90 degree that the axle center of single armed turning cylinder 14 is thread clamping needle curve to part, and tighten up mutually with thread clamping needle 15.Single armed turning cylinder 14 protrudes upward a sharp arm 7, and this sharp arm 7 contacts with shell fragment 6 activities of two-way electric switch 3, to open or close indicator light circuit.This switch is two-way electric switch, and alarm lamp 11 is lighted when sending the loom halt instruction during shell fragment 6 closures, makes loom out of service, waits for and gets rid of the line defect.Radial indentation 10 is established in the left side of the sharp arm 7 of single armed turning cylinder 14 outer rims, and breach 10 corresponding prominent tenons 9 stretch into downwards in the radial indentation 10 therewith, and the lower end of prominent tenon 9 is an elastic cushion block 8, in to have spring to support prominent tenon 9 downward.When turning knob 23 drives turning cylinder 14 rotations, pressure makes prominent tenon 9 to lower slider, and prominent tenon 9 is slipped in the breach 10, and the sharp arm 7 of turning cylinder is pressed to the shell fragment 6 of two-way switch 3 at this moment, switch closure is opened alarm lamp 11 and is sent instruction simultaneously, makes loom out of service.

Referring to Fig. 1 and Fig. 2, thread break detector colludes 16 by both arms turning cylinder 4, thread take-up tension lever head 24 and thread take-up tension lever crank 25 and the clamp that is located at the thread take-up tension lever end to be formed, and clamp colludes 16 and colludes for wear-resistant ceramic.Axle center in the middle of the thread take-up tension lever head 24 is concentric fixing with both arms turning cylinder 4, both arms turning cylinder 4 ends are established torsion spring 4 ' the make both arms turning cylinder power that rotates, one arm and the axis parallel of both arms cursor, pass the arc groove that is located on the box wall, the vertical level in another arm and axle center is touched arm 5 and is contacted with shell fragment 6 activities of described two-way electric switch 3, when thread take-up tension lever head 24 rotates, make the level of both arms turning cylinder 4 touch arm 5 by the pulling force of torsion spring and swing, thereby open or close circuit.

Referring to Fig. 1 and Fig. 4, the clamp dish by front and back chuck 18,18 ', wear-resistant ceramic lead before and after being located between the clamp dish colludes 22, be fixed on chuck central shaft 19, one ends and middle helical spring that holds 21 of clamp dish and clamp dish adjusting knob 20 compositions that are enclosed within helical spring one end that box body upper support lead colludes.Rotating clip drum adjusting knob is energy adjustable screw spring elasticity just, and the clamp dish is in suitable elasticity before and after making.The clamp dish be two

chucks

18 and 18 of being located at box body below ', chuck one side is established helical spring 21, wear-resistant ceramic lead and is colluded 22 by left and right sides wheel disc 18 and 18 ' in the middle of being clamped in, be through jointly on the axle 19.One end of helical spring 21 is connected with clamp adjusting knob 20, clamp dish 18 and helical spring 21 other end Elastic Contact.By rotating clip drum adjusting knob 20 just can regulate chuck 18 and 18 ' elasticity.

Knitting the guide ceramic thread eye that line passes threading frame 12, take-up frame afterbody 1 is fixed on the horizontal volume machine, power line 2 and straight-bar machines power connection, knitting line during work puts into lead from clamp dish 18 and colludes 22, put into the slit between line thickness clamping plate 17 and the wire clamp pin 15 again, through the wear-resistant ceramic clamp that preceding threading frame 12 passes thread take-up tension lever again collude 16 and after the horizontal volume machine main body of threading frame 12 ' enter.

When the thick knot that runs into line or thickness is inhomogeneous or when broken string, horizontal volume machine is out of service and light indicator lamp and report to the police.The flat machine operation time is knitted line and is passed left and right sides clamp dish 18 and 18 ' clamp line and prevent that principal vertical line rocks and stablize yarn and travel at the uniform speed.As during through toe-in clamping plate 17 and the thread clamping needle 15 because slit of its adjusting of the line of thick line or toe-in just in time is the thickness of line or less than the thick knot of line; therefore can't pass through; will push over thread clamping needle 15; sharp arm 7 under the single armed turning cylinder 14 clockwise rotate to shell fragment 6 outsides of two-way electric switch 3; press shell fragment 6 and send halt instruction; make the horizontal volume machine closed indicator light circuit simultaneously that shuts down, alarm lamp 11 is bright.The radial indentation 10 that be in single armed turning cylinder 14 this moment just with to the prominent tenon 9 of lower slider mutually fit be gripping orientation, state as shown in Figure 1.

Thread take-up tension lever crank 25 1 ends are flexibly connected by thread take-up tension lever head 24 and box wall; make thread take-up tension lever terminal downwards for the free end of upspringing is arranged; line passes clamp and colludes 16 thread take-up tension levers and upwards provoke; this moment, horizontal volume machine normally moved, as ran into broken string, the undirected upper pulling force of thread take-up tension lever; because gravity and both arms turning cylinder 4 rotate under the torsion spring effect; make level touch arm 5 and press to two-way electric switch 3, shell fragment 6 closures are sent loom halt instruction while alarm lamp 11 and are lighted.

Claims

1, controlled flat knitting machine take-up frame, comprise box body, be located at box body outer clamp dish and thread take-up tension lever, be located at clamp, the threading frame of box body below and the indication of reporting to the police, it is characterized in that forming line thickness and toe-in detector by an end thread clamping needle and the single armed turning cylinder parallel with described clamp; The other end by described thread clamping needle is vertical with clamp, and and be located at the single armed turning cylinder of box body inboard and be located at the adjuster that box wall outside adjusting knob is formed distance between adjusting thread clamping needle and the clamp; Be connected with the rod crank that is located at the box wall outside by the both arms turning cylinder that is located at the box body inboard and form thread break detector.

2, controlled flat knitting machine take-up frame according to claim 1, it is characterized in that line thickness and toe-in detector, by the clamp (17) that is located in the middle of the box body below, the thread clamping needle (15) that an end is in parallel and be located in the box body with curved single armed turning cylinder (14) composition that clamps mutually of thread clamping needle 90 degree.

3, controlled flat knitting machine take-up frame according to claim 1 is characterized in that 90 degree bight portion ends of thread clamping needle (15) pass the rotary axle box (26) and the mutual fit of turning knob (23) of the band internal thread tooth on the box wall.

4, controlled flat knitting machine take-up frame according to claim 1, it is characterized in that single armed turning cylinder (14) protrude upward one with the movable sharp arm (7) that contacts of the shell fragment (6) of two-way electric switch (3).

5, controlled flat knitting machine take-up frame according to claim 1 is characterized in that radial indentation (10) is established in the left side of the sharp arm (7) of single armed turning cylinder (14) outer rim, and the corresponding prominent tenon of breach (10) (9) stretches into downwards in the radial indentation (10) therewith.

6, controlled flat knitting machine take-up frame according to claim 1, it is characterized in that the clamp dish is by being located at bottom-right two chucks of box body (18,18 '), the wear-resistant ceramic lead that is located between the chuck colludes (22), be fixed on the chuck central shaft (19) that box body lower support lead colludes, helical spring (21) that holds in the middle of an end and the chuck and the clamp that is enclosed within helical spring one end button (20) composition that spirals.

7, controlled flat knitting machine take-up frame according to claim 1 is characterized in that rod crank (25) one ends are flexibly connected by thread take-up tension lever head (24) and box wall, makes thread take-up tension lever terminal for the free end of downward bullet is arranged.

8, controlled flat knitting machine take-up frame according to claim 1, collude for wear-resistant ceramic (16) to it is characterized in that the clamp of thread take-up tension lever end colludes.

9, controlled flat knitting machine take-up frame according to claim 1 is characterized in that establishing the wear-resistant ceramic guide eye in the threading frame (12,12 ').