CN103849991A - Weaving machine transmission and weaving machine position automatic calibration system driven by switch reluctance motor - Google Patents

Weaving machine transmission and weaving machine position automatic calibration system driven by switch reluctance motor Download PDF

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Publication number
CN103849991A
CN103849991A CN201410057732.4A CN201410057732A CN103849991A CN 103849991 A CN103849991 A CN 103849991A CN 201410057732 A CN201410057732 A CN 201410057732A CN 103849991 A CN103849991 A CN 103849991A
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frame
bearing
gear
beating
opening
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CN103849991B (en
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周香琴
王琴龙
万祖干
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Zhejiang Wanli Textile Machinery Co Ltd
Zhejiang Sci Tech University ZSTU
Zhejiang University of Science and Technology ZUST
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Zhejiang Wanli Textile Machinery Co Ltd
Zhejiang Sci Tech University ZSTU
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Abstract

The invention provides a weaving machine transmission and weaving machine position automatic calibration system driven by a switch reluctance motor. A motor stator of the switch reluctance motor is fixedly arranged on a machine frame, the motor rotor is fixedly connected with a main motor gear shaft supported on the machine frame through a bearing, one end of the main motor gear shaft is connected with a piston through a bearing, and the piston is fixedly connected with a movable insertion pin arranged in a guide hole formed in the machine frame, so the insertion pin forms cylinder pair connection with the machine frame, the piston is arranged in a piston cylinder fixedly arranged on the machine frame, in addition, the cylinder pair connection is formed, the piston is matched with the insertion pin, and can transversely move but cannot rotate; the main motor gear shaft is engaged with an opening transmission gear fixedly connected onto an opening transmission shaft through a shaft gear, the opening transmission shaft is fixedly connected with an armature of an opening brake through a spring, the two ends of the opening transmission shaft are respectively connected with an encoder and an opening mechanism, and a coil of the opening brake is fixedly connected with the machine frame. The weaving machine transmission and weaving machine position automatic calibration system has the characteristics that the mechanism is reasonable, the use is convenient and reliable, the speed of a weaving machine can be accelerated, the speed change and position calibration automation degree of the weaving machine can be improved, and the like.

Description

Loom transmission and loom position automatic calibration system that a kind of switched reluctance machines drives
Technical field
What the present invention relates to is loom transmission and the loom position automatic calibration system that a kind of switched reluctance machines drives, the transmission of field of textile machinery and control technology.
Background technology
Conventional Rapier looms adopts phase asynchronous alternating current generator to drive the main shaft of loom, takes clutch-brake to realize the braking function that rises of loom, and the variation of loom speed adopts the mode that changes speed ratio or change motor driving frequency to realize.
Figure 1 shows that a kind of transmission system of prior art, wherein, on the output shaft of phase asynchronous ac main motor 1, be fixed with main drive belt wheel 2; On main clutch rotor 7, be fixed with main drive belt wheel 4, and be connected with high speed gear shaft 11 by bearing; Clutch-brake armature 8 is connected on high speed gear shaft 11 by spring, high speed gear shaft 11,11 ' be connected with frame 5 by bearing, and be connected with high speed shaft 12; Wefting insertion main shaft 14,14 ' be above fixed with wefting insertion gear 13,13 ', be connected with frame 5 by bearing, and be connected with weft insertion device; Beat up main shaft 19,19 ' be above the fixed with gear 10,10 that beats up ', be connected with frame 5 by bearing, and be connected with beating-up mechanism; Seek latitude sucker 16 by spring with beat up main shaft 19 ' be connected, on opening power transmission shaft 20, be fixed with seek latitude sucker 16 ', opening belt wheel 21, scissors drive pulley 27, be connected with frame 5 by bearing, by spring be fixed with slow train sucker 18 ', be connected with slow train hinge wheel 18 by bearing; On the output shaft of slow train motor 26, be fixed with slow train minor sprocket 25; On scissors shaft 30, be fixed with scissors drive pulley 29, be connected with the turning cylinder of spindle encoder 32 by shaft joint 31, be connected with frame 5 by bearing; The shell of spindle encoder 32 and frame 5 are connected; Opening drive pulley 23 is connected with shedding mechanism; Main clutch coil 6, foundation brakes coil 9, seek latitude clutch coil 15, slow train clutch coil 17 is connected with frame 5.
Phase asynchronous ac main motor 1 is switched on, by main drive belt take turns 2, belt 3 drives 4 motions of main drive belt wheel, drives main clutch rotor 7 to move simultaneously.
In the time that loom need to run well: main clutch coil 6 is switched on, 9 power-off of foundation brakes coil, seek 15 power-off of latitude clutch coil, 17 power-off of slow train clutch coil, 26 power-off of slow train motor; Main clutch rotor 7 and 8 adhesives of clutch-brake armature, form one; Seek latitude sucker 16,16 ' adhesive, form one; Slow train sucker 18 ' separate with slow train hinge wheel 18.Main clutch rotor 7 rotates, drive high speed gear shaft 11,11 ', high speed shaft 12 rotates, engage and drives wefting insertion main shaft 14,14 ' rotate the weft insertion device of driving loom both sides by gear; Drive main shaft 19, the 19 ' rotation of beating up simultaneously, drive the middle beating-up mechanism of loom; Drive opening power transmission shaft 20, scissors drive pulley 27, opening belt wheel 21 to rotate, now slow train hinge wheel 18 is static; By Timing Belt 22, drive opening drive pulley 23 and shedding mechanism motion; Drive scissors drive pulley 29 scissors shafts 30, shaft joint 31, spindle encoder 32 to move by Timing Belt 28.
Wefting insertion main shaft 14(14 '), main shaft 19(19 ' beats up), opening power transmission shaft 20, the synchronized running of scissors shaft 30.
Main clutch coil 6, main clutch rotor 7, clutch-brake armature 8 form main clutch; Foundation brakes coil 9, clutch-brake armature 8 form foundation brakes; Seek latitude sucker 16,16 ', seek latitude clutch coil 15 composition and seek latitude clutch; Slow train sucker 18 ', slow train hinge wheel 18, slow train clutch coil 17 form slow train clutch.
In the time that loom is braked: 6 power-off of main clutch coil, foundation brakes coil 9 is switched on, and seeks 15 power-off of latitude clutch coil, 17 power-off of slow train clutch coil, 26 power-off of slow train motor; Clutch- brake armature 8 and 9 adhesives of foundation brakes coil, form one, and clutch-brake armature 8 separates with main clutch rotor 7, seeks latitude sucker 16,16 ' adhesive, forms one; Slow train sucker 18 ' separate with slow train hinge wheel 18.Clutch-brake armature 8 is braked, force wefting insertion main shaft 14,14 ', the main shaft 19,19 that beats up ', opening power transmission shaft 20, scissors shaft 30 and on the part braking that is connected, weft insertion device, beating-up mechanism, shedding mechanism braking.
In the time of loom microinching: 6 power-off of main clutch coil, 9 power-off of foundation brakes coil, seek 15 power-off of latitude clutch coil, and slow train clutch coil 17 is switched on, and slow train motor 26 is switched on; Clutch-brake armature 8 separates with foundation brakes coil 9, separates with main clutch rotor 7; Seek latitude sucker 16,16 ' adhesive, form one; Slow train sucker 18 ' with 18 adhesives of slow train hinge wheel, form one.Slow train motor 26 is by slow train minor sprocket 25, slow train chain 24, slow train hinge wheel 18 drive opening power transmission shaft 20, wefting insertion main shaft 14,14 ', beat up main shaft 19,19 ', scissors shaft 30 and on the part movement that is connected, drive weft insertion device, beating-up mechanism, shedding mechanism and spindle encoder 32.
In the time that loom is sought latitude motion: 6 power-off of main clutch coil, foundation brakes coil 9 is switched on, and seeks latitude clutch coil 15 and switches on, and slow train clutch coil 17 is switched on, and slow train motor 26 is switched on; Clutch- brake armature 8 and 9 adhesives of foundation brakes coil, form one; Clutch-brake armature 8 separates with main clutch rotor 7; Seek latitude sucker 16,16 ' separation; Slow train sucker 18 ' with 18 adhesives of slow train hinge wheel, form one.Slow train motor 26 is by slow train minor sprocket 25, slow train chain 24, slow train hinge wheel 18 drive opening power transmission shaft 20, scissors shaft 30 and on the part movement that is connected, drive shedding mechanism, spindle encoder 32 to move; Wefting insertion main shaft 14,14 ', the main shaft 19,19 that beats up ' and on the part that is connected static under the effect of foundation brakes, weft insertion device, beating-up mechanism are static.When encoder 32 turns over after an angle (being generally no more than 90 °), seek 15 power-off of latitude clutch coil, but owing to seeking the restriction of latitude clutch internal structure, seek latitude sucker 16,16 ' continuation and separate, in the time seeking latitude sucker 16 ' turn over and approach one week, 26 power-off of slow train motor, due to effect of inertia, when seeking latitude sucker 16 ' be rotated further, in the time that it turns over complete one week, with seek the 16 ' adhesive of latitude sucker, loom stop motion, completes and once seeks latitude action.
The position of loom is determined by the angle position of loom main shaft, in when assembling according to the position of slay, by the demarcation that manually completes main shaft angle original position, rotate loom, accurately find corresponding loom of the moment of beating up position, unclamp shaft coupling 31, adjust the angle of spindle encoder, make it be shown as 0 ° of position, after being fixedly connected with, complete the demarcation of loom zero-bit.
But there is following defect in above-mentioned existing transmission system: open when braking when loom speed meets or exceeds 450-500 rev/min of left and right, loom, main clutch, foundation brakes faults frequent, or in the time that opening transmission system load is very large, slow train, seek that latitude wrong operation of motor is frequent, driving belt fracture etc., therefore limited the maximum speed of loom; Just need to change belt wheel or adopt variable-frequency motor if change the speed of loom, just cannot realize speed change and weave, normally weave and seek that latitude moves, microinching adopts different drive paths, complicated in mechanical structure; The spindle encoder zero-bit that represents loom position needs artificial demarcation.
Summary of the invention
The object of the invention is to overcome the deficiency that prior art exists, and provide a kind of mechanism reasonable, easy to use and reliable, can improve loom transmission system and the loom position automatic calibration system of the switched reluctance machines driving of speed, raising loom speed change and the location position aspect automaticity of loom.
The object of the invention is to complete by following technical solution, loom transmission and loom position automatic calibration system that a kind of switched reluctance machines drives, the motor stator of described switched reluctance machines is fixed in frame, rotor and a main motor gear axle being bearing in frame by bearing are connected, one end of this main motor gear axle is connected with a piston by bearing, this piston and one be placed in frame in pilot hole and movably contact pin be connected, contact pin is connected with frame formation cylindrical pair; Described piston is placed in the piston cylinder being connected in frame, and forms cylindrical pair connection, and piston coordinates with contact pin, can laterally move, but can not rotate;
Described main motor gear axle engages with the opening travelling gear being connected on opening power transmission shaft by shaft gear, opening power transmission shaft is fixed with the armature of opening brake by spring, the two ends of opening power transmission shaft are connected with encoder and shedding mechanism respectively, and coil and the frame of opening brake are connected.
Described main motor gear axle also engages with being connected in the wefting insertion gear that wefting insertion beats up on main shaft by shaft gear, is also fixed with two beating-up cams on described wefting insertion beats up main shaft, and this wefting insertion main shaft that beats up is bearing in frame by bearing, forms D revolute pair; One wefting insertion space connecting-rod one end is connected with wefting insertion gear by bearing, forms B cylindrical pair, and the other end is connected with swinging seat 118 by bearing, forms C revolute pair, and swinging seat is connected with frame by bearing, forms A revolute pair; The axis of movement of A revolute pair, B cylindrical pair, C revolute pair, D revolute pair meets at a bit, and wefting insertion gear, wefting insertion space connecting-rod, swinging seat and frame form space four bar linkage mechanism, becomes a part for weft insertion device;
One swing arm of beating up is connected respectively with two rollers by bearing, forms two E revolute pairs and F revolute pair, and the swing arm of beating up is bearing in frame by bearing, forms H revolute pair; Two rollers contact with two beating-up cams respectively; Two beating-up cams, the swing arm of beating up, two rollers and frame, form cam mechanism, becomes a part for beating-up mechanism;
One approach switch is fixed in frame, and one end is facing to the sensing chip being fixed on swinging seat, and another approach switch is fixed in frame, and one end is facing to being fixed on another sensing chip beating up in swing arm; Sensing chip is arranged on space connecting-rod near limes superiors position, main shaft rotates 45-55 ° forward or backward taking this extreme position as benchmark, and best 50 ° of left and right, the lamp on approach switch is bright, otherwise does not work; Another sensing chip is arranged near the maximum radius vector of roller in beating-up cam, main shaft rotates 35-45 ° forward or backward taking this extreme position as benchmark, and best 40 ° of left and right, the lamp on another approach switch is bright, otherwise does not work.
Main motor gear axle of the present invention, rotor, motor stator have formed switched reluctance machines, and the armature of described opening brake and the coil of opening brake have formed opening brake; Described opening travelling gear equates with the wefting insertion gear number of teeth.
Pin hole while being provided with two place's circumferential notches, two places for contact pin insertion locking wefting insertion beating motion on described wefting insertion gear, also offers a circular hole, and the centre of gyration line of its center line and wefting insertion gear meets at a bit, forms α angle.
Described motor gear axle adopts deep groove ball bearing to be connected with piston, can relatively rotate, but can not relatively move, and contact pin pilot hole R axis is parallel with main motor gear axis.
The invention belongs to the improvement to prior art, it is reasonable that it has mechanism, easy to use and reliable, can improve loom speed, improve the features such as loom speed change and location position aspect automaticity.
Brief description of the drawings
Fig. 1 is the transmission system schematic diagram of prior art.
Fig. 2 is transmission system schematic diagram of the present invention.
Fig. 3 is the A-A cutaway view in Fig. 2.
Fig. 4 is that C in Fig. 2 is to local revolved view.
Fig. 5 seeks latitude position system partial view.
Fig. 6 is the B-B cutaway view of Fig. 5.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be described in detail: the present invention is mainly in order to overcome the deficiencies in the prior art, in prior art---on the Rapier looms transmission system basis that switched reluctance machines drives, cancel main clutch, foundation brakes, seek latitude clutch, slow train clutch etc., cancel band transmission; Concrete transmission system is shown in shown in Fig. 2-6.
Loom transmission and loom position automatic calibration system that switched reluctance machines drives, the motor stator 102 of described switched reluctance machines is fixed in frame 120, rotor 101 and a main motor gear axle 103 being bearing in frame 120 by bearing are connected, it is characterized in that: one end of this main motor gear axle 103 is connected with a piston 104 by bearing, this piston 104 and one be placed in frame 120 in pilot hole R and movably contact pin 106 be connected, make contact pin 106 form cylindrical pair with frame 120 and be connected; Described piston 104 is placed in the piston cylinder 105 being connected in frame 120, and forms cylindrical pair connection, and piston 104 coordinates with contact pin 106, can laterally move, but can not rotate;
Described main motor gear axle 103 engages with the opening travelling gear 111 being connected on opening power transmission shaft 115 by shaft gear, opening power transmission shaft 115 is fixed with the armature 114 of opening brake by spring, the two ends of opening power transmission shaft 115 are connected with encoder 112 and shedding mechanism respectively, and coil 113 and the frame 120 of opening brake are connected.
Described main motor gear axle 103 also by shaft gear be connected in the wefting insertion gear 116 that wefting insertion beats up on main shaft 107 and engage, on described wefting insertion beats up main shaft 107, be also fixed with two beating-up cams 108,108 ', this wefting insertion main shaft 107 that beats up is bearing in frame 120 by bearing, forms D revolute pair D 1; One wefting insertion space connecting-rod 117 one end are connected with wefting insertion gear 116 by bearing, form B cylindrical pair B 1, the other end is connected with swinging seat 118 by bearing, forms C revolute pair C 1, swinging seat 118 is connected with frame 120 by bearing, forms A revolute pair A 1; A revolute pair A 1, B cylindrical pair B 1, C revolute pair C 1, D revolute pair D 1axis of movement meet at a bit, wefting insertion gear 116, wefting insertion space connecting-rod 117, swinging seat 118 and frame 120 form space four bar linkage mechanism, become a part for weft insertion device;
One beats up swing arm 109 by bearing and two rollers 110,110 ' be connected respectively, forms two E revolute pair E 1with F revolute pair F 1, the swing arm 109 of beating up is bearing in frame 120 by bearing, forms H revolute pair H 1; Two rollers 110,110 ' respectively with two beating-up cams 108,108 ' contact; Two beating-up cams 108,108 ', the swing arm 109 of beating up, two rollers 110,110 ' and frame 120, form cam mechanism, become a part for beating-up mechanism;
One approach switch 121 is fixed in frame 120, and one end is facing to being fixed on sensing chip 119 on swinging seat 118, another approach switch 121 ' be fixed in frame 120, one end facing to be fixed on another sensing chip 119 of beating up in swing arm 109 '; Sensing chip 119 is arranged on space connecting-rod 117 near limes superiors position, main shaft rotates 50 ° of left and right forward or backward taking this extreme position as benchmark, and the lamp on approach switch 121 is bright, otherwise does not work; Near another sensing chip 119 ' the be arranged on maximum radius vector of roller 110 in beating-up cam 108, main shaft rotates 40 ° of left and right forward or backward taking this position of the limit as benchmark, another approach switch 121 ' on lamp bright, otherwise do not work.
Main motor gear axle 103 of the present invention, rotor 101, stator 102 have formed switched reluctance machines, and the armature 114 of described opening brake and the coil 113 of opening brake have formed opening brake; Described opening travelling gear 111 equates with wefting insertion gear 116 numbers of teeth.
Pin hole P, Q while being provided with the two circumferential notch N of place, K, two places for contact pin 106 insertion locking wefting insertion beating motion on described wefting insertion gear 116, also offer a circular hole M, the centre of gyration line of its center line and wefting insertion gear 116 meets at a bit, forms α angle.
Described motor gear axle 103 adopts deep groove ball bearing to be connected with piston 104, can relatively rotate, but can not relatively move, and contact pin pilot hole R axis is parallel with main motor gear axis.
In the time of loom proper motion, opening releasing of brake, main motor passes into heavy current, rotor 101 starts fast, drives main motor gear axle 103 to rotate, by engaging with opening gear 111, drive opening power transmission shaft 115 to rotate, drive encoder 112 to rotate, perception main shaft angle drives shedding mechanism motion simultaneously; Main motor gear axle 103 drives the wefting insertion main shaft 107 that beats up to rotate by engaging with wefting insertion gear 116, drives cam mechanism motion, drives whole beating-up mechanism motion; Drive space four bar linkage mechanism simultaneously, drive whole weft insertion device motion.When loom arrives after rated speed, reduce electric current, the speed perceiving taking encoder is feedback parameter, the magnitude of current of controlling main motor is controlled the speed of loom, realizes the approximate permanent rotary speed movement of main motor.
In the time that loom need to be braked, main motor is switched on mode of braking, rotor 101 fast braking, and corresponding also fast braking of moving parts while, reaches static.After loom is completely static, the energising of opening brake, the armature adhesive of the coil of opening brake and opening brake, braking shedding mechanism or whole transmission system (according to brake structural difference, can be also power-off brake).
In the time that loom needs microinching, opening releasing of brake, main motor passes to relatively little electric current, rotor 101 microinchings, drive main motor gear axle 103 to rotate, by engaging with opening gear 111, drive opening power transmission shaft 115 to rotate, drive encoder 112 to move, perception main shaft angle drives shedding mechanism to rotate simultaneously; Main motor gear axle 103 drives the wefting insertion main shaft 107 that beats up to rotate by engaging with wefting insertion gear 116, drives cam mechanism motion, drives whole beating-up mechanism motion; Drive space four bar linkage mechanism simultaneously, drive whole weft insertion device motion, realize the microinching of loom.
In the time that loom need to be sought latitude motion, opening releasing of brake; Main motor passes to little electric current, and rotor 101 microinchings drive main motor gear axle 103 to rotate, and by engaging with opening gear 111, drives opening power transmission shaft 115 to rotate, and drives encoder 112 to rotate, and perception main shaft angle drives shedding mechanism to rotate simultaneously; Main motor gear axle 103 drives the wefting insertion main shaft 107 that beats up to rotate by engaging with wefting insertion gear 116, drives cam mechanism motion, drives whole beating-up mechanism motion; Drive space four bar linkage mechanism simultaneously, drive whole weft insertion device motion; When loom movement is during to position shown in Fig. 6 (gear on main motor gear axle 103 is aimed at breach N or the K on wefting insertion gear 116), rotor 101 stops operating, and realize circumferentially location with magnetic field force, hydraulic valve system is started working, and hydraulic oil enters from the C end of oil cylinder 105, promotes piston 104 and moves right, hydraulic oil flows out from D end, promote main motor gear axle simultaneously and move right, contact pin 106 inserts in the hole Q on wefting insertion gear, realizes the beat up locking of system of wefting insertion.In the time that the gear on main motor gear axle 103 is thrown off (not engaging) with wefting insertion gear 116, hydraulic valve quits work, the circumferential positioning solution of motor is removed, main motor passes into little electric current, rotor 101 slow rotation, drive opening power transmission shaft 115 and on the part movement that is connected, drive shedding mechanism motion simultaneously.After opening power transmission shaft 115 rotates complete one week, stop operating, and realize circumferentially location with magnetic field force; Hydraulic valve system is started working, hydraulic oil enters from the D end of oil cylinder 105, promote piston 104 to left movement, hydraulic oil flows out from C end, promotes the axial left movement of main motor gear simultaneously, in the hole Q of contact pin 106 from wefting insertion gear, pull out, remove the beat up locking of system of wefting insertion, the gear on main motor shaft 103 engages with wefting insertion gear 116 again simultaneously, and main motor passes to little electric current, drive loom microrunning to seeking latitude original position, complete and once seek latitude.
The demarcation of loom main shaft zero-bit: rotor 101 rotates and drives wefting insertion gear 116 slow rotation with jogging speed, drives swinging seat 118 around A by space four bar linkage mechanism 1prop up spot wobble, rotate in one week at wefting insertion gear 116, sensing chip 119 inductive proximity switchs 121 on swinging seat once, lamp a period of time on approach switch 121 is bright, and a period of time does not work, and automatically reads the angle showing on encoder by electric-control system, can determine the encoder angular regions of approach switch bright light, the mid point of calculation code device bright light angular regions, is the dead-center position of loom main shaft angle, completes the automatic Calibration of loom main shaft angle.When cam 108,108 ' outline line when symmetrical, also can adopt sensing chip 119 ' inductive proximity switch 121 ' mode realize the demarcation of loom zero-bit, in practice, only need to select an a kind of mode demarcate loom zero-bit.
The present invention has cancelled main clutch-brake of the prior art, has sought latitude clutch, slow train clutch, the fault of having avoided clutch-brake to produce; Cancel band transmission, avoided the band fracture defect causing because load is excessive.
Main motor of the present invention adopts switched reluctance machines, can realize moment high pulling torque and play braking, can realize again fast, microinching and speed change weave; The demarcation of loom zero-bit is completed automatically by control system, has improved automaticity.
The present invention has following features:
The one,, there is the two circumferential notch N of place, K on wefting insertion gear 116, pin hole P, Q when two places insert locking wefting insertion beating motion for contact pin 106, have a circular hole M, its center line and gear centre of gyration line meet at a bit, formation α angle;
The 2nd,, motor gear axle 103 adopts deep groove ball bearing to be connected with piston 104, can relatively rotate, but can not relatively move, contact pin pilot hole R axis is parallel with main motor gear axis;
The 3rd,, adopt in approach switch perception weft insertion device and swing the method that swings part in part or beating-up mechanism, realize the automatic Calibration of loom main shaft zero degree position.

Claims (4)

1. loom transmission and the loom position automatic calibration system that switched reluctance machines drives, the motor stator (102) of described switched reluctance machines is fixed in frame (120), rotor (101) is connected with a main motor gear axle (103) being bearing in frame (120) by bearing, it is characterized in that: one end of this main motor gear axle (103) is connected with a piston (104) by bearing, this piston (104) and one be placed in the upper pilot hole (R) of frame (120) and movably contact pin (106) be connected, making contact pin (106) and frame (120) form cylindrical pair is connected, described piston (104) is placed in the piston cylinder (105) being connected in frame (120), and forms cylindrical pair connection, and piston (104) coordinates with contact pin (106), can laterally move, but can not rotate,
Described main motor gear axle (103) engages with the opening travelling gear (111) being connected on opening power transmission shaft (115) by shaft gear, opening power transmission shaft (115) is fixed with the armature (114) of opening brake by spring, the two ends of opening power transmission shaft (115) are connected with encoder (112) and shedding mechanism respectively, and the coil (113) of opening brake is connected with frame (120);
Described main motor gear axle (103) also by shaft gear be connected in the wefting insertion gear (116) that wefting insertion beats up on main shaft (107) and engage, on beating up main shaft (107), described wefting insertion is also fixed with two beating-up cams (108,108 '), this wefting insertion beats up, and to be bearing in frame (120) by bearing upper for main shaft (107), forms D revolute pair (D 1); One wefting insertion space connecting-rod (117) one end is connected with wefting insertion gear (116) by bearing, forms B cylindrical pair (B 1), the other end is connected with swinging seat (118) by bearing, forms C revolute pair (C 1), swinging seat (118) is connected with frame (120) by bearing, forms A revolute pair (A 1); A revolute pair (A 1), B cylindrical pair (B 1), C revolute pair (C 1), D revolute pair (D 1) axis of movement meet at a bit, wefting insertion gear (116), wefting insertion space connecting-rod (117), swinging seat (118) and frame (120) form space four bar linkage mechanism, become a part for weft insertion device;
One swing arm (109) of beating up is connected respectively with two rollers (110,110 ') by bearing, forms two E revolute pair (E 1) and F revolute pair (F 1), it is upper that the swing arm of beating up (109) is bearing in frame (120) by bearing, forms H revolute pair (H 1); Two rollers (110,110 ') contact with two beating-up cams (108,108 ') respectively; Two beating-up cams (108,108 '), the swing arm of beating up (109), two rollers (110,110 ') and frame (120), form cam mechanism, becomes a part for beating-up mechanism;
One approach switch (121) is fixed in frame (120), one end is facing to the sensing chip (119) being fixed on swinging seat (118), it is upper that another approach switch (121 ') is fixed on frame (120), and one end is facing to another sensing chip (119 ') being fixed in the swing arm of beating up (109); Sensing chip (119) is arranged on space connecting-rod (117) near limes superiors position, main shaft rotates 45-55 ° forward or backward taking this extreme position as benchmark, and the lamp on approach switch (121) is bright, otherwise does not work; Another sensing chip (119 ') is arranged near the maximum radius vector of roller (110) in beating-up cam 108, main shaft rotates 35-45 ° forward or backward taking this extreme position as benchmark, and the lamp on another approach switch (121 ') is bright, otherwise does not work.
2. switched reluctance machines according to claim 1 drives loom transmission and loom position automatic calibration system, it is characterized in that described main motor gear axle (103), rotor (101), motor stator (102) have formed switched reluctance machines, the armature (114) of described opening brake and the coil (113) of opening brake have formed opening brake; Described opening travelling gear (111) equates with wefting insertion gear (116) number of teeth.
3. the loom transmission and the loom position automatic calibration system that drive according to switched reluctance machines described in claim 1 or 2, pin hole (P, Q) while being provided with two place's circumferential notches (N, K), two places for contact pin (106) insertion locking wefting insertion beating motion on wefting insertion gear (116) described in it is characterized in that, also offer a circular hole (M), the centre of gyration line of its center line and wefting insertion gear (116) meets at a bit, forms α angle.
4. the loom transmission and the loom position automatic calibration system that drive according to switched reluctance machines described in claim 1 or 2, it is characterized in that described motor gear axle (103) and piston (104) adopt deep groove ball bearing to be connected, can relatively rotate, but can not relatively move, contact pin pilot hole R axis is parallel with main motor gear axis.
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Cited By (5)

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CN105568514A (en) * 2016-03-04 2016-05-11 浙江万利纺织机械有限公司 Super start rapier loom main transmission system and normal and low-speed pick finding method
CN109468734A (en) * 2018-12-13 2019-03-15 浙江泰坦股份有限公司 A kind of drive for mechanical loom for fixing gear relative position
CN110318143A (en) * 2019-05-15 2019-10-11 浙江万利纺织机械有限公司 A kind of switched reluctance machines direct-driving type loom bar-connected beat up unit
CN113186630A (en) * 2021-04-28 2021-07-30 山东日发纺织机械有限公司 Power device of loom
CN116123262A (en) * 2023-01-10 2023-05-16 浙江泰坦股份有限公司 Loom transmission device

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