CN103320947B - Novel numerical control movable reed mechanism for towel machine - Google Patents
Novel numerical control movable reed mechanism for towel machine Download PDFInfo
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- CN103320947B CN103320947B CN201310201793.9A CN201310201793A CN103320947B CN 103320947 B CN103320947 B CN 103320947B CN 201310201793 A CN201310201793 A CN 201310201793A CN 103320947 B CN103320947 B CN 103320947B
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Abstract
The invention relates to a novel numerical control movable reed mechanism for a towel machine. The novel numerical control movable reed mechanism comprises a numerical control arc groove driving mechanism, a fixed stroke reciprocating mechanism and a cam rotation movable reed mechanism. The fixed stroke reciprocating mechanism drives a lathe sword to fuzz of different heights through the cam rotation movable reed mechanism under the constraint of the numerical control arc groove driving mechanism, the reciprocating time of the lathe sword is sufficient, high-speed instantaneous frequent forward and reverse rotation is not needed, returning to the original point after each weft is not needed, a servo motor is fixed relative to a loom wallboard, the service life of a numerical control motor is greatly prolonged, using costs of users are reduced, the stability is improved, and popularization is facilitated.
Description
Technical field
The present invention relates to a kind of stop mechanism for towel machine fluffing drop reed mechanism, is the numerical control drop reed mechanism of towel machine of the adjustable fluffing height of a kind of numerical control specifically.
Background technology
Beat up both at home and abroad, in the unsegregated low and middle-grade stop mechanism for towel machines of motion of weft-insertion, major part still adopts the mechanical cam fluffing mode of mouth hit fluffing mode and magnet control, its shortcoming is that consumable accessory is many, difficult maintenance, can only weave fixing kind hair high, can not weave the wool type of various variations, and most of employing spring is replied and can not be adapted to user's needs, also to have adopted the patent of invention number that inventor formerly obtains be 2009102171314 numerical control fly reed mechanism of towel machine to some fluff mechanism, although solved the defect of mouth hit fluffing mode and mechanical cam fluffing mode, can be high by Digital Control hair, and can realize the variation of various wool types, but because servomotor in using is installed on slay and with slay reciprocating motion, motor be hit and the impact that shakes larger, easily cause the damage of motor on line and motor, and reed is encountered heald frame problem when preventing reed from fell farthest in the time weaving, numerical-control motor must return back to initial point by rotating shaft in this angle of each latitude, it is short that reed run duration is opened in numerical-control motor control, spot speed is large, work too frequent, frequent rotating has affected the life-span of servomotor and the life-span of driving member greatly, bring large maintenance capacity and use cost to user.There is again the digital controlled rotary cam control fulcrum chute fluff mechanism of the patent of invention 201210559088 of inventor's earlier application, be to rotate by the eccentric link rod of numerical control servo Electric Machine Control the position, First Point of beating up of controlling chute angle and then controlling overall slay by controlling I and II link rod fulcrum and link rod angle, can only be applied to the high speed stop mechanism for towel machine fluffing of weft insertion device and beating-up mechanism disengaging movement.
Summary of the invention
For deficiency of the prior art, the invention provides one simple in structure, compact, entirety is used safely, numerical control stop mechanism for towel machine stable, life-span length is lived reed machine.
The technical solution used in the present invention is: a kind of numerical control drop reed mechanism of towel machine, comprise numerical control circular arc groove driving mechanism, fixed journey system reciprocating mechanism and cam rotation drop reed mechanism, its technical characterstic is that described numerical control circular arc groove driving mechanism comprises numerical control electronic box, initial point signals collecting mechanism, numerical-control motor, deceleration eccentric drive mechanism, arc groove and arc groove pivot point, described initial point signals collecting mechanism comprise with arc groove interlock or with the signal source of deceleration eccentric drive mechanism interlock and with signal source corresponding initial point signal transducer, described arc groove is installed on loom main wall plate through arc groove pivot point, numerical control electronic box control numerical-control motor is around arc groove pivot point rotation status on loom main wall plate through deceleration eccentric drive mechanism control arc groove, arc groove is provided with the chute of arc, the center camber line of chute is taking the lay sword fulcrum center of circle as the center of circle, circular arc taking the lay sword fulcrum center of circle to arc groove pivot point centre-to-centre spacing as radius, described center camber line is through arc groove pivot point,
Described fixed journey system reciprocating mechanism comprises rotary crank, the link rod that beats up, lay sword, lay sword fulcrum and loom main wall plate; Described rotary crank rotary setting is on loom main wall plate, link rod one end hinging rotary crank beats up, the hinged lay sword of the other end, the rotation of lay sword fulcrum is located on loom, and lay sword and lay sword fulcrum are fixedly connected and are by rotary crank and drive around lay sword fulcrum center of circle swivel bearing on loom main wall plate through the link rod that beats up;
Described cam rotation drop reed mechanism comprises rotor, active rotation tooth arm, fulcrum, passive swing pinion, rotating shaft, rotating eccentricity cam, hinged link rod, open reed lever, open reed lever fulcrum and the slay of living, active rotation tooth arm is installed on lay sword through fulcrum rotation, rotating shaft is located on lay sword through bearing rotary, on rotating shaft, be fixedly connected and be provided with passive swing pinion and rotating eccentricity cam, the passive swing pinion of the corresponding engagement of active rotation tooth arm, synchronous rotary eccentric cam through bearing respectively correspondence be connected to hinged link rod one end, the hinged link rod other end with open reed lever one end and be movably hinged, opening reed lever, to be around the reed lever fulcrum of opening of being located on lay sword be center of circle rotation status, open the reed lever other end slay alive that is fixedly connected.
Further, described numerical control electronic box control numerical-control motor rotates while overlapping with the lay sword fulcrum center of circle to the camber line center of circle, chute center around arc groove fulcrum on wallboard through deceleration eccentric drive mechanism control arc groove, initial point signal source triggering initial point signal transducer feeds back to numerical control electronic box and controls numerical-control motor and stops, this position is the origin position of numerical control circular arc groove driving mechanism, numerical control electronic box is by controlling numerical-control motor movement angle amount, control the angle of arc groove from origin position rotation, and then by control work as active rotation tooth arm while moving to stop position with the initial point of lay sword self-retaining stroke reciprocating mechanism the movement locus of rotor drive the angle that rotatablely moves of the relative lay sword of active rotation tooth arm, drive rotating eccentricity cam rotating gang to open reed lever by the passive swing pinion on rotating shaft and rotating shaft again and driving reed and closing reed state and open the size of reed amount when the slay mechanism controls terry cloth loom of living beats up.
Further, described beat up link rod two ends respectively with two pin joint centers of circle of rotary crank and lay sword when rotary crank rotation center both sides and the being aligned, Loom reed from fell farthest, this position is the initial point position of fixed journey system reciprocating mechanism, the rotor center of circle that now on lay sword, active rotation tooth arm is provided with overlaps with the arc groove pivot point center of circle in arc groove, and under this state, cam rotation drop reed mechanism is also in its origin position.
Further, described active rotation tooth arm is through passive swing pinion, the rotating shaft control rotating eccentricity cam center of circle and open reed lever and the rotating link pin joint center of circle and rotating shaft center of circle being aligned and the stop direction reed of living is the start position of rotating eccentricity cam when nearest from fell, this position is the origin position of cam rotation drop reed mechanism, and the slay of now living is in closing reed state; The movement locus that active rotation tooth arm rotor rolls under controlling with the beating motion of lay sword in fixed journey system reciprocating mechanism in arc groove determines the amplitude that rotatablely moves of the relative lay sword of active rotation tooth arm, thereby the anglec of rotation of rotating eccentricity cam from start position on control rotating shaft, and then control the reed amount of opening of living on slay when reed beats up.
Again further, pivot point, position on loom side, the lay sword fulcrum center of circle of described numerical-control motor, deceleration eccentric drive mechanism, arc groove pivot point, rotary crank are relatively fixing, in described cam rotation drop reed mechanism: the fulcrum center of circle, the rotating shaft center of circle, position on lay sword, the center of circle of opening reed lever fulcrum are relatively fixing.
The present invention is rotated to an angle from origin position around arc groove pivot point on loom side through deceleration eccentric drive mechanism control arc groove by numerical control electronic box control numerical-control motor rotation again, in the time that moving from initial point position to fell, establishes lay sword the rotor motion track active rotation tooth arm thereby control, and then the anglec of rotation of the relative lay sword of control active rotation tooth arm, a step control driven gear drives the rotating shaft anglec of rotation again, finally on rotating shaft, synchronous rotary eccentric cam is opened reed lever through hinged link rod control and is got around the reed balance pivot center of circle anglec of rotation again, cause out movable slay and the open reed amount of reed in the time of loom beating-up that the reed lever other end is fixedly connected.When numerical control circular arc groove driving mechanism is during in origin position, when lay sword in fixed journey system reciprocator beats up, the camber line moving under the effect of arc groove because of the rotor on active rotation tooth arm in cam rotation drop reed mechanism be taking the slay fulcrum center of circle on the circle of circle, so cam rotation drop reed mechanism is all the time in closing the origin position of reed, until the end of beating up, in the time that in numerical control circular arc groove driving mechanism, arc groove rotates to an angle under numerical-control motor effect, when lay sword in fixed journey system reciprocator is got back to starting point each time, rotor overlaps with the arc groove pivot point center of circle, cam rotation drop reed mechanism is also got back to or in origin position, when slay is in the time that start position moves to fell direction, rotor on active rotation gear or tooth arm drives active rotation gear or tooth arm to rotate to an angle with respect to lay sword under the effect of arc groove, again through passive swing pinion, rotating shaft, synchronous eccentric cam, hinged link rod, open the reed amount of beating up out of reed lever control slay alive and reed, and then control the fluffing height of stop mechanism for towel machine while weaving.
Numerical-control motor of the present invention is not with lay sword reciprocating motion, run duration abundance, without large frequent positive and negative rotation of speed moment, return initial point without every latitude, servomotor installation site is relative with loom side fixing, greatly extend the life-span of numerical-control motor, reduced customer using cost, improved stability and be more convenient for promoting.
Brief description of the drawings
Fig. 1 is fixed journey system reciprocating mechanism structural representation of the present invention;
Fig. 2 is numerical control circular arc groove driving mechanism structure schematic diagram of the present invention;
Fig. 3 is cam rotation drop reed mechanism structural representation of the present invention.
In figure: rotary crank 1, the link rod 2 that beats up, lay sword 3, loom main wall plate 4, lay sword fulcrum 5, numerical-control motor 6, deceleration eccentric drive mechanism 7, numerical control electronic box 8, arc groove 9, arc groove pivot point 10, chute 11, rotor 12, active rotation tooth arm 13, fulcrum 14, passive swing pinion 15, rotating shaft 16, rotating eccentricity cam 17, link rod 18, opens reed lever 19, opens reed lever fulcrum 20, slay 21 alive, signal source 22, initial point signal transducer 23.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described
Shown in Fig. 1-3, a kind of drop reed mechanism of towel machine comprises rotary crank 1, the link rod 2 that beats up, lay sword 3, lay sword fulcrum 5, numerical-control motor 6, deceleration eccentric drive mechanism 7, arc groove 9, arc groove pivot point 10, chute 11, rotor 12, active rotation tooth arm 13, fulcrum 14, passive swing pinion 15, rotating shaft 16, rotating eccentricity cam 17, link rod 18, open reed lever 19, open reed lever fulcrum 20, live slay 21, signal source 22, initial point signal transducer 23 and numerical control electronic box 8.Rotary crank 1 rotates cross-under and on loom main wall plate, connects power input on 4, link rod 2 one end hinging rotary cranks 1 beat up, the hinged lay sword 3 of the other end, 5 rotations of lay sword fulcrum are located on loom, and lay sword 3 is fixedly connected to be by rotary crank 1 with lay sword fulcrum 5 and drives around lay sword fulcrum 5 center of circle swivel bearings on loom main wall plate 4 through the link rod 2 that beats up, arc groove 9 is installed on loom main wall plate 4 through arc groove pivot point 10, numerical control electronic box 24 connects numerical-control motor 6 and initial point signal transducer 23 and controls numerical-control motor 6 and control arc groove 9 anglecs of rotation through deceleration eccentric drive mechanism 7, arc groove 9 is around arc groove pivot point 10 rotation status on loom main wall plate 4, on arc groove 9 or deceleration eccentric drive mechanism 7, interlock is provided with signal source 22, on loom main wall plate 4, respective signal source 22 is provided with initial point signal transducer 23, initial point signal transducer 23 linking number power control box 24, arc groove 9 is provided with the chute 11 of arc, the camber line of chute 11 is taking lay sword fulcrum 5 centers of circle as the center of circle, circular arc taking lay sword fulcrum 5 centers of circle to arc groove pivot point 10 centre-to-centre spacing as radius, active rotation tooth arm 13 is installed on lay sword 3 through fulcrum 14 rotations, rotating shaft 16 is located on lay sword 3 through bearing rotary, passive swing pinion 15 and synchronous rotary eccentric cam 17 have been fixedly connected on rotating shaft 16, the corresponding engagement driven gear 15 of active rotation tooth arm 13, synchronous rotary eccentric cam 17 through bearing respectively correspondence be connected to hinged link rod 18 one end, link rod 18 other ends with open reed lever 19 one end and be movably hinged, open the hinged cross-under of reed lever 19 and open reed lever fulcrum 20 on lay sword 3, open reed lever 19 other ends slay 21 alive that is fixedly connected.
The above-mentioned similar structures chute of the every employing center of circle and the lay sword fulcrum center of circle overlap or offset-limited realize respectively synchronously beating up of reed alive and slay or relatively rotation offset motion produce that different hairs are high to beat up, all in protection domain of the present invention.
Claims (5)
1. a numerical control drop reed mechanism of towel machine, comprise numerical control circular arc groove driving mechanism, fixed journey system reciprocating mechanism and cam rotation drop reed mechanism, it is characterized in that: described numerical control circular arc groove driving mechanism comprises numerical control electronic box, initial point signals collecting mechanism, numerical-control motor, deceleration eccentric drive mechanism, arc groove and arc groove pivot point, described initial point signals collecting mechanism comprise with arc groove interlock or with the signal source of deceleration eccentric drive mechanism interlock and with signal source corresponding initial point signal transducer, described arc groove is installed on loom main wall plate through arc groove pivot point, numerical control electronic box control numerical-control motor is around arc groove pivot point rotation status on loom main wall plate through deceleration eccentric drive mechanism control arc groove, arc groove is provided with the chute of arc, the center camber line of chute is taking the lay sword fulcrum center of circle as the center of circle, circular arc taking the lay sword fulcrum center of circle to arc groove pivot point centre-to-centre spacing as radius, described center camber line is through arc groove pivot point,
Described fixed journey system reciprocating mechanism comprises rotary crank, the link rod that beats up, lay sword, lay sword fulcrum and loom main wall plate; Described rotary crank rotary setting is on loom main wall plate, link rod one end hinging rotary crank beats up, the hinged lay sword of the other end, the rotation of lay sword fulcrum is located on loom, and lay sword and lay sword fulcrum are fixedly connected and are by rotary crank and drive around lay sword fulcrum center of circle swivel bearing on loom main wall plate through the link rod that beats up;
Described cam rotation drop reed mechanism comprises rotor, active rotation tooth arm, fulcrum, passive swing pinion, rotating shaft, rotating eccentricity cam, hinged link rod, open reed lever, open reed lever fulcrum and the slay of living, active rotation tooth arm is provided with to slide and is placed in the rotor in chute, active rotation tooth arm is installed on lay sword through fulcrum rotation, rotating shaft is located on lay sword through bearing rotary, on rotating shaft, be fixedly connected and be provided with passive swing pinion and rotating eccentricity cam, the passive swing pinion of the corresponding engagement of active rotation tooth arm, rotating eccentricity cam warp beam is honoured and should be connected to hinged link rod one end, the hinged link rod other end with open reed lever one end and be movably hinged, opening reed lever, to be around the reed lever fulcrum of opening of being located on lay sword be center of circle rotation status, open the reed lever other end slay alive that is fixedly connected.
2. a kind of numerical control drop reed mechanism of towel machine according to claim 1, it is characterized in that: described numerical control electronic box control numerical-control motor rotates while overlapping with the lay sword fulcrum center of circle to the camber line center of circle, chute center around arc groove pivot point on wallboard through deceleration eccentric drive mechanism control arc groove, initial point signal source triggering initial point signal transducer feeds back to numerical control electronic box and controls numerical-control motor and stops, this position is the origin position of numerical control circular arc groove driving mechanism, numerical control electronic box is by controlling numerical-control motor movement angle amount, control the angle of arc groove from origin position rotation, and then by control work as active rotation tooth arm while moving to stop position with the initial point of lay sword self-retaining stroke reciprocating mechanism the movement locus of rotor drive the angle that rotatablely moves of the relative lay sword of active rotation tooth arm, drive rotating eccentricity cam rotating gang to open reed lever by the passive swing pinion on rotating shaft and rotating shaft again and driving reed and closing reed state and open the size of reed amount when the slay mechanism controls terry cloth loom of living beats up.
3. a kind of numerical control drop reed mechanism of towel machine according to claim 1, it is characterized in that: described in beat up link rod two ends respectively with two pin joint centers of circle of rotary crank and lay sword when rotary crank rotation center both sides and the being aligned, Loom reed from fell farthest, this position is the initial point position of fixed journey system reciprocating mechanism, the rotor center of circle that now on lay sword, active rotation tooth arm is provided with overlaps with the arc groove pivot point center of circle in arc groove, and under this state, cam rotation drop reed mechanism is also in its origin position.
4. a kind of numerical control drop reed mechanism of towel machine according to claim 1, it is characterized in that: described active rotation tooth arm is through passive swing pinion, the rotating shaft control rotating eccentricity cam center of circle and open reed lever and the hinged link rod pin joint center of circle and rotating shaft center of circle being aligned and the stop direction reed of living is the start position of rotating eccentricity cam when nearest from fell, this position is the origin position of cam rotation drop reed mechanism, and the slay of now living is in closing reed state; The movement locus that active rotation tooth arm rotor rolls under controlling with the beating motion of lay sword in fixed journey system reciprocating mechanism in arc groove determines the amplitude that rotatablely moves of the relative lay sword of active rotation tooth arm, thereby the anglec of rotation of rotating eccentricity cam from start position on control rotating shaft, and then control the reed amount of opening of living on slay when reed beats up.
5. a kind of numerical control drop reed mechanism of towel machine according to claim 1, it is characterized in that: pivot point, position on loom side, the lay sword fulcrum center of circle of described numerical-control motor, deceleration eccentric drive mechanism, arc groove pivot point, rotary crank are relatively fixing, in described cam rotation drop reed mechanism: the fulcrum center of circle, the rotating shaft center of circle, position on lay sword, the center of circle of opening reed lever fulcrum are relatively fixing.
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| CN201310201793.9A CN103320947B (en) | 2013-05-28 | 2013-05-28 | Novel numerical control movable reed mechanism for towel machine |
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| CN201310201793.9A CN103320947B (en) | 2013-05-28 | 2013-05-28 | Novel numerical control movable reed mechanism for towel machine |
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| CN103320947B true CN103320947B (en) | 2014-07-02 |
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| CN105755652B (en) * | 2016-04-26 | 2017-04-26 | 江苏友诚数控科技有限公司 | Beating-up mechanism of air jet loom |
| CN105755653B (en) * | 2016-04-26 | 2017-04-26 | 江苏友诚数控科技有限公司 | Reed moving and fluffing mechanism |
| CN109105303A (en) * | 2017-06-22 | 2019-01-01 | 遵义宏伟农业科技有限责任公司 | Drawing-in device is used in a kind of poultry |
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| US3425458A (en) * | 1967-03-31 | 1969-02-04 | Marshall John D | Reed control for terry loom |
| EP0768407A1 (en) * | 1995-10-06 | 1997-04-16 | Lindauer Dornier Gesellschaft M.B.H | Terry loom with a pile loop height control device |
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