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CN203923556U - The flat Weft insertion gearing mechanism that revolves of a kind of loom - Google Patents

The flat Weft insertion gearing mechanism that revolves of a kind of loom Download PDF

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Publication number
CN203923556U
CN203923556U CN201420193575.5U CN201420193575U CN203923556U CN 203923556 U CN203923556 U CN 203923556U CN 201420193575 U CN201420193575 U CN 201420193575U CN 203923556 U CN203923556 U CN 203923556U
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China
Prior art keywords
axle
driving
driven
center
circle
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CN201420193575.5U
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Chinese (zh)
Inventor
王勇
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JIANGSU YOUCHENG CNC TECHNOLOGY Co Ltd
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JIANGSU YOUCHENG CNC TECHNOLOGY Co Ltd
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Priority to CN201420193575.5U priority Critical patent/CN203923556U/en
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Abstract

The utility model relates to the flat Weft insertion gearing mechanism that revolves of a kind of loom, driving shaft and driven disc are rotatable to be located in frame, on driving shaft end face, be fixed with one-level torque-transmitting axle, on one-level torque-transmitting axle, be connected to driving rolls through one-level torque-transmitting axle bearing holder (housing, cover), driving rolls stretches in driven disc end face upper hopper chute and is the power of work in chute wall state, in the process that driving shaft rotates a circle, can drive driven disc to make with respect to driving shaft 360 ° of rotations that a speed changes than speed by one-level torque-transmitting axle, driving rolls, chute.This mechanism driving simple and stable structure, the time of sword belt sword head inside and outside fell, the distribution requirement of angle when loom is weaved are fully met, good rigidly, handing-over transmission is soft, impulsive force is little, has effectively optimized the movement locus of sword belt sword head, and part processing is simple, cost is low, inertia is little, easy-maintaining, saved production cost, improved loom running efficiency, reciprocating part is more conducive to run up less.

Description

The flat Weft insertion gearing mechanism that revolves of a kind of loom
Technical field
The utility model relates to a kind of textile machine transmission mechanism, is the flat Weft insertion gearing mechanism that revolves of the reciprocating loom of Rapier looms transmission sword head sword belt specifically.
Background technology
High speed arrow shaft adopts Weft insertion gearing mechanism to fix and separates the structure that conjugate cam beats up with slay, because the few inertia urine of movement parts is in running up.Weft insertion gearing mechanism typically has three kinds at present:
The first is to adopt conjugate cam, rotor, balance staff, link rod, tooth arm, travelling gear etc. to realize wefting insertion, and its shortcoming is to participate in more than reciprocating, and accumulation gap error is large, and while handing-over at a high speed, free traverse is large, is difficult for weaving machine high-speed running; The second is to adopt the mode of aerial reel cage to realize wefting insertion, although it participates in reciprocating part less, its reel cage swing pts wt is heavier and processing request is very high, and internal stress is large, and production cost is high, is not easy to batch production; The third is to adopt screw form transmission wefting insertion, although driving member is also few, and the varying pitch processing of its screw rod, processing request is very high, and production cost is high, and the slide block of drive screw do power in screw rod be adopt sliding friction, resistance is larger, and use cost is high, can not popularize in a large number.
Summary of the invention
For the problem of above-mentioned existence, the utility model provides that a kind of drive mechanism is simple, stable, sword belt sword head dead time in fell high-speed and high-efficiency Weft insertion gearing mechanism short, that the dead time is grown fell outside can fully meet loom and weave time.
The technical solution adopted in the utility model is: a kind of loom is flat revolves Weft insertion gearing mechanism, it is characterized in that comprising frame, driving shaft or driving disc spacing pressing, one-level torque-transmitting axle, driving rolls or drive block, chute, driven axle or driven disc, drive shaft bearing or driving disc spacing pressing bearing, one-level torque-transmitting axle bearing, driven shaft bearing or driven disc bearing, secondary torque-transmitting axle, wefting insertion link rod, wefting insertion connecting rod bearing, connect fulcrum, fulcrum roller, toward double tooth arm, tooth arm axle holds, tooth arm rotation fulcrum, output gear shaft, output gear axle bearing and sword transmission wheel, driving shaft or driving disc spacing pressing and driven axle or driven disc center of circle line parallel but rotatable being located in frame not in the same center of circle and are separately fixed with its rotation on driving shaft axle head or driving disc spacing pressing end face, center of circle Xian Yuqi center of circle line parallel but the one-level torque-transmitting axle of decentraction, on one-level torque-transmitting axle, be connected to driving rolls or drive slide block through one-level torque-transmitting axle bearing holder (housing, cover), driving rolls or driving slide block stretch in chute set on driven axle axle head or driven disc end face and are the power of work in chute wall state, and the distance of one-level torque-transmitting axle center of circle line and driving shaft or driving disc spacing pressing center of circle line is greater than the distance of driven axle or driven disc center of circle line and driving shaft or driving disc spacing pressing center of circle line, in the process that driving shaft or driving disc spacing pressing rotate a circle, can or drive slide block, chute to drive driven axle or driven disc make with respect to driving shaft or driving disc spacing pressing 360 ° of rotations that a speed changes than speed by one-level torque-transmitting axle, driving rolls, when the center of circle of one-level torque-transmitting axle line rotates to center of circle linear distance from driven axle or driven disc when nearest, driven axle or driven disc are the fastest with respect to the speed ratio that rotatablely moves of driving shaft or driving disc spacing pressing, otherwise the slowest, on driven axle or driven disc, be separately fixed with the secondary torque-transmitting axle that is parallel to its center of circle line, secondary torque-transmitting axle is socketed on wefting insertion link rod one end through connecting rod bearing, the wefting insertion link rod other end is socketed on and connects on fulcrum through fulcrum roller, connect fulcrum fixing and locking on the non-center of circle of double tooth arm, be connected on tooth arm rotation fulcrum through tooth arm axle bearing sleeve toward double tooth arm, tooth arm rotation fulcrum is fixedly installed in frame and is by driven axle or 360 ° of rotations of driven disc and drives tooth arm around tooth arm rotation fulcrum center of circle reciprocating motion state through secondary torque-transmitting axle, past double tooth arm is provided with taking tooth arm rotation fulcrum as the center of circle, the circular flank of tooth engages with the gear of output gear shaft, output gear shaft is rotated in frame by output gear shaft bearings, and sword transmission wheel is fixedly linked on output gear shaft and drives sword belt sword head reciprocating.
Further, also comprise secondary torque-transmitting axle stabilizing mechanism, described secondary torque-transmitting axle stabilizing mechanism comprises stable link rod, stablizes fulcrum, stablizes axle bearing and a frame, stablize link rod one end secondary torque-transmitting axle that is fixedly connected, the other end stable fulcrum that is fixedly connected, a stable beam warp stablized fulcrum bearings and rotated in frame, stablizes the center of circle line of fulcrum and the center of circle line of driven axle or driven disc is concentric, and both synchronous rotaries.
Further, described driving shaft or driving disc spacing pressing are the main shaft bodies of loom rotation or connect axle or the dish with its rotation through gear with loom main shaft; Described driving shaft or dish and driven axle or driven disc can be an axle or the conjunction of disk or axle and disk or the conjunction of axle and lever separately.
Further, described one-level torque-transmitting axle and chute can be located at respectively separately on driving shaft or driving disc spacing pressing and driven axle or driven disc on, also can be located at respectively separately on driven axle or driven disc and driving shaft or driving disc spacing pressing; One-level torque-transmitting axle bearing and driving rolls can unite two into one.
Further, describedly can hold on tooth arm rotation fulcrum and rotate through tooth arm axle toward double tooth arm, the tooth arm that also can be fixedly connected rotation fulcrum rotates in frame through bearing; Described toward can adopting one or more levels gear graduation transmission output according to transmission between double tooth arm and output gear shaft.
Again further, the groove width center line of described chute is by the center of circle of driven axle or driven disc end face.
When the utility model mechanism driving, driving shaft or driving disc spacing pressing rotation, one-level torque-transmitting axle is around driving shaft or the rotation of driving disc spacing pressing center of circle line, due to the driving rolls on one-level eccentric shaft or drive slide block be limited in the chute of follower or driven disc, the rotation of one-level torque-transmitting axle is through driving rolls or drive slider-actuated driven axle or the passive rotation of driven disc, rotate to center of circle linear distance from driven axle or driven disc when nearest at the center of circle of one-level torque-transmitting axle line, driven axle or driven disc are the fastest with respect to the speed ratio that rotatablely moves of driving shaft or driving disc spacing pressing, now sword head delivery position in fell, rotate to from the center of circle linear distance of driven axle or driven disc farthest time at the center of circle of one-level torque-transmitting axle line, driven axle or driven disc are the slowest with respect to the speed ratio that rotatablely moves of driving shaft or driving disc spacing pressing, now sword head retreats to the outer farthest of fell, therefore in 360 ° of rotary courses of one-level torque-transmitting axle, generation speed changes than speed, drive toward double tooth arm and make around tooth arm rotation fulcrum the reciprocating rotary that speed changes than speed through wefting insertion link rod by secondary torque-transmitting axle thus, drive sword belt sword head to do the reciprocating motion that speed changes than speed toward the gear drive sword transmission wheel of double tooth arm transmission output gear shaft and by sword transmission wheel.
This mechanism does the reciprocating motion that 360 ° of rotary speeies change than speed, time that its speed changes and meet sword belt sword head 360 ° of angular distribution designs and send latitude requirements of weaving process, its handing-over transmission is soft, impulsive force is little, effectively optimize the movement locus of sword belt sword head, and part processing is simple, cost is low, inertia is little, easy-maintaining, save production cost, in mechanism, participate in reciprocating part few, stop the phenomenon that sword head sword belt is subject to the transmission accumulation gap error excess of stroke, be more conducive to weaving machine high-speed running, improved loom running efficiency.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is Fig. 1 left view.
In figure: 1, frame; 2, driving shaft; 3, one-level torque-transmitting axle; 4, driving rolls; 5, chute; 6, driven disc; 7, drive shaft bearing; 8, one-level torque-transmitting axle bearing; 9, driven disc bearing; 10, secondary torque-transmitting axle; 11, wefting insertion link rod; 12, wefting insertion connecting rod bearing; 13, connect fulcrum; 14, fulcrum roller; 15, toward double tooth arm; 16, tooth arm axle holds; 17, tooth arm rotation fulcrum; 18, output gear shaft; 19, output gear axle bearing; 20, sword transmission wheel; 21, secondary torque-transmitting axle stabilizing mechanism; 22, stablize link rod; 23, stablize fulcrum; 24, a stable axle bearing.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Shown in Fig. 1,2, a kind of loom is flat revolves that Weft insertion gearing mechanism comprises frame 1, driving shaft 2, one-level torque-transmitting axle 3, driving rolls 4, chute 5, driven disc 6, drive shaft bearing 7, one-level torque-transmitting axle bearing 8, driven disc bearing 9, secondary torque-transmitting axle 10, wefting insertion link rod 11, wefting insertion connecting rod bearing 12, connects fulcrum 13, fulcrum roller 14, toward double tooth arm 15, tooth arm axle hold 16, tooth arm rotation fulcrum 17, output gear shaft 18, output gear axle bearing 19, sword transmission wheel 20 and secondary torque-transmitting axle stabilizing mechanism 21.Rotatable and the center of circle line of driving shaft 2 and driven disc 6 center of circle line parallels is not located in frame 1 in the same center of circle, on driving shaft axle head, be fixed with its rotation, with its center of circle line parallel but the one-level torque-transmitting axle 3 of decentraction, on one-level torque-transmitting axle 3, be socketed with driving rolls 4 through one-level torque-transmitting axle bearing 8, driving rolls 4 stretches in chute 5 set on driven disc 6 end faces and is the power of work in chute wall state, and the distance of one-level torque-transmitting axle 3 center of circle lines and driving shaft 2 center of circle lines is greater than the distance of driven disc 6 center of circle lines and driving shaft 2 center of circle lines; In the process rotating a circle at driving shaft, can drive driven disc to make with respect to driving shaft 360 ° of rotations that a speed changes than speed by one-level torque-transmitting axle, driving rolls, chute, when the center of circle of one-level torque-transmitting axle line rotates to center of circle linear distance from driven disc when nearest, driven disc is the fastest with respect to the speed ratio that rotatablely moves of driving shaft, otherwise the slowest; On driven disc, be separately fixed with the secondary torque-transmitting axle 10 that is parallel to its center of circle line, secondary torque-transmitting axle 10 is socketed on wefting insertion link rod 11 one end through wefting insertion connecting rod bearing 12, wefting insertion link rod 11 other ends are socketed on and connect on fulcrum 13 through fulcrum roller 14, connect fulcrum 13 fixing and lockings on the non-center of circle of double tooth arm 15, hold 16 toward double tooth arm 15 through tooth arm axle and be socketed on tooth arm rotation fulcrum 17, tooth arm rotation fulcrum 17 is fixedly installed in frame 1 and is by 360 ° of rotations of driven disc and drives tooth arm around tooth arm rotation fulcrum reciprocating motion state through secondary torque-transmitting axle; Be provided with the circular flank of tooth toward double tooth arm 15 and engage with the gear of output gear shaft 18, output gear shaft 18 is supported in frame and is rotated by output gear axle bearing 19, and sword transmission wheel 20 is fixedly linked on output gear shaft and drives sword belt sword head reciprocating.
Secondary torque-transmitting axle 10 other ends are provided with secondary torque-transmitting axle stabilizing mechanism 21, secondary torque-transmitting axle stabilizing mechanism 21 comprises to be stablized link rod 22, stablize fulcrum 23 and stablizes an axle bearing 24, stablize link rod 22 one end secondary torque-transmitting axle that is fixedly connected, the other end is fixedly connected and stablizes fulcrum 23, stablize fulcrum 23 and be supported on rotation in frame 1 through a stable axle bearing 24, stablize the center of circle line of fulcrum and the center of circle line of driven axle or driven disc is concentric, and both synchronous rotaries.
In above-described embodiment, the selection of driving shaft, driven disc is and meets eccentric rotary and drive requirement, can be the main shaft body of loom rotation or connects axle or the dish with its rotation with loom main shaft through gear or other transmission mechanisms; Also can be the conjunction of an axle or disk or axle and disk or the conjunction of axle and lever.Arranging of chute meets driving rolls or drives the limited driving follower of slide block or the eccentric reciprocating rotary requirement of driven disc.One-level torque-transmitting axle and chute can be located at respectively separately on driving shaft or driving disc spacing pressing and driven axle or driven disc on, also can be located at respectively separately on driven axle or driven disc and driving shaft or driving disc spacing pressing; Driven axle or driven disc can be also one or more piece connect or the conjunction of the gear-driven axle of 1:1 or dish; Can hold on tooth arm rotation fulcrum and rotate through tooth arm axle toward double tooth arm, the tooth arm that also can be fixedly connected rotation fulcrum rotates in frame through bearing; Described toward can adopting one or more levels gear graduation transmission output according to transmission between double tooth arm and output gear shaft; Secondary torque-transmitting axle is fixed on driven axle or driven disc and also can adopts and on driven axle or driven disc, fixedly mount a large core shift cam socket wefting insertion link rod realization rotation reciprocating motion through the link motion of connecting rod bearing drive wefting insertion.Said structure is every according to the utility model transmission principle, and the simple change of its structure or combination, all in the utility model protection domain.

Claims (6)

1. loom is flat revolves a Weft insertion gearing mechanism, it is characterized in that: comprise frame, driving shaft or driving disc spacing pressing, one-level torque-transmitting axle, driving rolls or drive block, chute, driven axle or driven disc, drive shaft bearing or driving disc spacing pressing bearing, one-level torque-transmitting axle bearing, driven shaft bearing or driven disc bearing, secondary torque-transmitting axle, wefting insertion link rod, wefting insertion connecting rod bearing, connect fulcrum, fulcrum roller, toward double tooth arm, tooth arm axle holds, tooth arm rotation fulcrum, output gear shaft, output gear axle bearing and sword transmission wheel, driving shaft or driving disc spacing pressing and driven axle or driven disc center of circle line parallel but rotatable being located in frame not in the same center of circle and are separately fixed with its rotation on driving shaft axle head or driving disc spacing pressing end face, center of circle Xian Yuqi center of circle line parallel but the one-level torque-transmitting axle of decentraction, on one-level torque-transmitting axle, be connected to driving rolls or drive slide block through one-level torque-transmitting axle bearing holder (housing, cover), driving rolls or driving slide block stretch in chute set on driven axle axle head or driven disc end face and are the power of work in chute wall state, and the distance of one-level torque-transmitting axle center of circle line and driving shaft or driving disc spacing pressing center of circle line is greater than the distance of driven axle or driven disc center of circle line and driving shaft or driving disc spacing pressing center of circle line, in the process that driving shaft or driving disc spacing pressing rotate a circle, can or drive slide block, chute to drive driven axle or driven disc make with respect to driving shaft or driving disc spacing pressing 360 ° of rotations that a speed changes than speed by one-level torque-transmitting axle, driving rolls, when the center of circle of one-level torque-transmitting axle line rotates to center of circle linear distance from driven axle or driven disc when nearest, driven axle or driven disc are the fastest with respect to the speed ratio that rotatablely moves of driving shaft or driving disc spacing pressing, otherwise the slowest, on driven axle or driven disc, be separately fixed with the secondary torque-transmitting axle that is parallel to its center of circle line, secondary torque-transmitting axle is socketed on wefting insertion link rod one end through connecting rod bearing, the wefting insertion link rod other end is socketed on and connects on fulcrum through fulcrum roller, connect fulcrum fixing and locking on the non-center of circle of double tooth arm, be connected on tooth arm rotation fulcrum through tooth arm axle bearing sleeve toward double tooth arm, tooth arm rotation fulcrum is fixedly installed in frame and is by driven axle or 360 ° of rotations of driven disc and drives tooth arm around tooth arm rotation fulcrum center of circle reciprocating motion state through secondary torque-transmitting axle, be provided with taking tooth arm rotation fulcrum as the circular flank of tooth in the center of circle and engage with the gear of output gear shaft toward double tooth arm, output gear shaft is rotated in frame by output gear shaft bearings, and sword transmission wheel is fixedly linked on output gear shaft and drives sword belt sword head reciprocating.
2. the flat Weft insertion gearing mechanism that revolves of a kind of loom according to claim 1, it is characterized in that: also comprise secondary torque-transmitting axle stabilizing mechanism, described secondary torque-transmitting axle stabilizing mechanism comprises stable link rod, stablizes fulcrum, stablizes axle bearing and a frame, stablize link rod one end secondary torque-transmitting axle that is fixedly connected, the other end stable fulcrum that is fixedly connected, a stable beam warp is stablized fulcrum bearings and is rotated in frame, stablize the center of circle line of fulcrum and the center of circle line of driven axle or driven disc is concentric, and both synchronous rotaries.
3. a kind of loom according to claim 1 is flat revolves Weft insertion gearing mechanism and it is characterized in that: described driving shaft or driving disc spacing pressing are the main shaft bodies of loom rotation or connect axle or the dish with its rotation with loom main shaft through gear or other coupling mechanisms; Described driving shaft or dish and driven axle or driven disc can be an axle or the conjunction of disk or axle and disk or the conjunction of axle and lever separately.
4. a kind of loom according to claim 1 is flat revolves Weft insertion gearing mechanism and it is characterized in that: described one-level torque-transmitting axle and chute can be located at respectively separately on driving shaft or driving disc spacing pressing and driven axle or driven disc on, also can be located at respectively separately on driven axle or driven disc and driving shaft or driving disc spacing pressing; One-level torque-transmitting axle bearing and driving rolls can unite two into one.
5. a kind of loom according to claim 1 is flat revolves Weft insertion gearing mechanism and it is characterized in that: describedly can hold on tooth arm rotation fulcrum and rotate through tooth arm axle toward double tooth arm, the tooth arm that also can be fixedly connected rotates fulcrum and rotates in frame through bearing; Described toward can adopting one or more levels gear graduation transmission output according to transmission between double tooth arm and output gear shaft.
6. a kind of loom according to claim 1 is flat revolves Weft insertion gearing mechanism and it is characterized in that: the groove width center line of described chute is by the center of circle of driven axle or driven disc end face.
CN201420193575.5U 2014-04-21 2014-04-21 The flat Weft insertion gearing mechanism that revolves of a kind of loom Expired - Lifetime CN203923556U (en)

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CN201420193575.5U CN203923556U (en) 2014-04-21 2014-04-21 The flat Weft insertion gearing mechanism that revolves of a kind of loom

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103911749A (en) * 2014-04-21 2014-07-09 王勇 Horizontal rotating weft-guiding transmission mechanism for weaving machine
CN105019110A (en) * 2015-07-13 2015-11-04 苏州经贸职业技术学院 Waving machine weft knitting transmission mechanism

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103911749A (en) * 2014-04-21 2014-07-09 王勇 Horizontal rotating weft-guiding transmission mechanism for weaving machine
CN103911749B (en) * 2014-04-21 2015-04-29 江苏友诚数控科技有限公司 Horizontal rotating weft-guiding transmission mechanism for weaving machine
WO2015161649A1 (en) * 2014-04-21 2015-10-29 王勇 Cycloidal weft-insertion drive mechanism for loom
CN105019110A (en) * 2015-07-13 2015-11-04 苏州经贸职业技术学院 Waving machine weft knitting transmission mechanism

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Granted publication date: 20141105