CN2813657Y

CN2813657Y - Take-up device for rapier loom

Info

Publication number: CN2813657Y
Application number: CN 200520054914
Authority: CN
Inventors: 梁津华
Original assignee: FOSHAN LIJIA TEXTILE MACHINERY Co Ltd
Current assignee: FOSHAN LIJIA TEXTILE MACHINERY Co Ltd
Priority date: 2005-02-13
Filing date: 2005-02-13
Publication date: 2006-09-06
Anticipated expiration: 2015-02-13

Abstract

The utility model relates to a rolling device for a rapier loom. The aim of the utility model is to solve the defect problems that the pick density compensation of the mechanical rolling device of the existing rapier looms is not ideal, compensation values can not be arbitrarily arranged, the power consumption of electronic rolling devices is big and cost is high. The utility model comprises a frame, an input transmission mechanism, an output transmission mechanism, a gear conversion mechanism and a pick density value compensation mechanism and is characterized in that the pick density value compensation mechanism is composed of a stepper motor, a wormgear-worm pair, a frame shaft of a planet gear, a pin shaft of a planet gear, an inner gear, a pinion shaft and a bearing, wherein the stepper motor is in transmission connection with a worm. The wormgear is rotationally matched to the frame shaft of a planet gear, the planet gear is arranged on the end surface of the frame shaft of a planet gear and the inner gear is fastened on the wormgear. An outer square of the planet gear is engaged with the inner gear, and an inner square of the planet gear is engaged with a gear ring on the pinion shaft.

Description

A kind of batching apparatus of Rapier looms

Affiliated technical field

The utility model relates to carrying out in a kind of shuttleless loom from fell and deflects from the fabric that begins to take shape and the control weft yarn batching apparatus at the batching apparatus, particularly Rapier looms of task aspect the fabric arranging density two.

Background technology

At present in the Rapier looms that China generally uses, carrying out from fell deflecting from the fabric that begins to take shape and controlling the batching apparatus of weft yarn, can be divided into two big classes on the whole: mechanical batching apparatus and electronic take-up device in task aspect the fabric arranging density two.High speed Rapier looms machinery batching apparatus generally adopts the active type continuous coiling device, after promptly slowing down by series of gears by main shaft, again by change gear through worm screw, worm-gear driven cloth beam, fabric is deflected from fell, by changing the filling density that change gear changes fabric, adjust simple and reliablely, easy to operate, cost is lower.The electronic take-up device adopts independent DC servo motor to drive, by the moving cloth beam of ratio wheel frenulum fabric is batched, realize the variation of filling density in the weaving process by the rotating speed that changes servomotor, the control program of computer requires to work out according to the filling density of fabric.The advantage of electronic take-up device is: do not need to change change gear, omitted the deposit and the management of change gear, it is convenient to change filling density; Have the filling density function of compensation arbitrarily, can effectively eliminate the generation of park trace, improve into the cloth quality greatly.But prove in practice, this two classes device all has obvious defects, the machinery batching apparatus is when solving because of " rare crammed " shelves problem that caused by loom stop caused, can only drive dobby device by the automatic latitude seeking device rotates, driving the batching apparatus counter motion by dobby device by main shaft again comes automatically to fell, it can only realize the compensation of a latitude one latitude, and can not compensate accurately according to the actual needs of fabric, so can not perfectly solve " rare crammed " shelves problem; The electronic take-up device needs to be equipped with separately a DC servo motor and a cover appliance controling element, though can realize the stepless variation of filling density, has increased the power consumption of complete machine greatly, makes to weave cost and obviously increase.

Summary of the invention

For overcome existing Rapier looms machinery batching apparatus filling density compensation undesirable, offset can not be set arbitrarily and electronic take-up device power consumption is big, defect of high cost, the purpose of this utility model provides a kind of batching apparatus of improved Rapier looms, its compact conformation, motion flexibility and reliability, the technological compensa tion value can be set arbitrarily according to actual needs, and power consumption is few, when guaranteeing into the cloth quality, reduce greatly and weave cost.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of batching apparatus of Rapier looms, comprise frame and be installed on input driver structure on the frame, the output transmission mechanism, gear change mechanism and filling density value compensation mechanism, wherein input driver structure and output transmission mechanism are by power transmission shaft, the bearing that cooperates with power transmission shaft, the gear that is installed on the power transmission shaft constitutes, the input of input driver structure is connected with spindle, the output and the cloth beam of output transmission mechanism are in transmission connection, gear change mechanism and filling density value compensation mechanism are being in transmission connection between the input of the output of input driver structure and output transmission mechanism, gear change mechanism is by the gear more than two pairs or two pairs, the power transmission shaft of gear is installed, the adjusting swing arm that is engaged on the frame constitutes, it is characterized in that: filling density value compensation mechanism is by stepper motor, worm and gear is paid, the pinion frame axle, planetary gear, bearing pin, internal gear, pinion shaft, bearing constitutes, wherein pinion frame axle and pinion shaft are rotatably assorted on frame by bearing, stepper motor is connected with worm-drive, worm gear is rotatably assorted on the pinion frame axle, bearing pin is fastened on the pinion frame axial end, planetary gear is rotatably assorted on bearing pin, internal gear is fastened on the worm gear, planetary foreign side and internal gear engagement, gear ring engagement in it on side and the pinion shaft.

Above-mentioned main shaft can be a loom main shaft, also can be the driving shaft of transferring power on the loom.Above-mentioned adjusting swing arm generally is fixable being rotatably assorted with cooperating of frame.Above-mentioned frame can be that the type component by casing, wallboard, connecting plate, pedestal tightens together and constitutes.

Beneficial effect

The beneficial effects of the utility model are: because worm gear is rotatably assorted on the pinion frame axle, during normal operation, because the self-locking action of worm screw, worm gear, internal gear keep inactive state, stepper motor is action not, and two pairs of gears that the conversion filling density only need be changed gear change mechanism get final product.When cracked ends, when staplings stops, main shaft stops operating, and stepper motor is received the electric cabinet CRANK PULSES and begun action, drive worm gear, internal gear rotation by worm screw, pass through the pinion frame axle again and rotate the motion of drive cloth beam, realize that loom obtains any filling density and compensates when driving again, the park trace of the appearance of driving again after effectively elimination is stopped, improve into the cloth quality greatly, and compact conformation, motion flexibility and reliability, mechanical efficiency height, power consumption is few, can reduce greatly and weave cost.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the cross-sectional schematic of an embodiment of the utility model.

Fig. 2 is that the A of Fig. 1 is to partial sectional view (decide what is right and what is wrong among the figure and removed gear 28).

Among the figure: 1, frame; 2, input driver structure; 3, output transmission mechanism; 4, gear change mechanism; 5, filling density value compensation mechanism; 6, power transmission shaft; 7, bearing; 8 and 9, gear; 10,11 and 12, power transmission shaft; 13,14 and 15, bearing; 16,17,18,19 and 20, gear; 21, main shaft; 22, gear; 23, cloth beam; 24,25,26,27,28, gear; 29, power transmission shaft; 30, axle sleeve; 31, regulate swing arm; 32, stepper motor; 33, worm gear; 34, worm screw; 35, pinion frame axle; 36, planetary gear; 37, bearing pin; 38, internal gear; 39, pinion shaft; 40 and 41, bearing; 42, screw; 43, gear; 44, rotation section; 45, pedestal; 46, cuved nail groove; 47, ailhead; 48, axial trough; 49, main box; 50, little wallboard; 51, casing; 52, connecting plate; 53, pedestal.

The specific embodiment

With reference to Fig. 1～Fig. 2, the batching apparatus of this Rapier looms comprises frame 1 and is installed on input driver structure 2 on the frame 1, output transmission mechanism 3, gear change mechanism 4 and filling density value compensation mechanism 5; Wherein input driver structure 2 is made of power transmission shaft 6, bearing 7 of cooperating with power transmission shaft 6 etc., the gear 8,9 that is installed on the power transmission shaft 6; Output transmission mechanism 3 is made of

power transmission shaft

10,11,12, the

bearing

13,14,15 that cooperates with

power transmission shaft

10,11,12 respectively etc., the

gear

16,17,18,19,20 that is installed on the

power transmission shaft

10,11,12; Input-the gear 8 of

input driver structure

2 and 22 engagements of the gear on the main shaft 21, the output-gear 16 of

output transmission mechanism

3 and 24 engagements of the gear on the cloth beam 23; Gear change mechanism 4 and filling density value compensation mechanism 5 are being in transmission connection between the input-power transmission shaft 12 of the output-gear 9 of input driver structure 2 and output transmission mechanism 3; Gear change mechanism 4 by two pairs of

gears

25,26 and 27,28, the power transmission shaft 29 of gear is installed, the axle sleeve 30 that is rotatably assorted with power transmission shaft 29 and the adjusting swing arm 31 that is engaged on the frame 1 constitute; It is characterized in that: filling density value compensation mechanism 5 is by stepper motor 32, worm and gear pays 33,34, pinion frame axle 35, planetary gear 36 etc., bearing pin 37 etc., internal gear 38, pinion shaft 39, bearing 40,41 formations such as grade, wherein pinion frame axle 35 and pinion shaft 39 are by bearing 40,41 grades are rotatably assorted on frame 1, stepper motor 32 and 34 coaxial connections of worm screw, worm gear 33 is rotatably assorted on pinion frame axle 35, bearing pin 37 is fastened on pinion frame axle 35 end faces, planetary gear 36 is rotatably assorted on bearing pin 37, internal gear 38 is fastened on the worm gear 33 by screw 42 grades, the foreign side of planetary gear 36 grades and internal gear 38 engagements, gear ring engagement in it on side and the pinion shaft 39.

In addition, thus the output-gear 9 of input driver structure 2 be by be installed in gear 43 engagement on the pinion shaft 39 and realize and being in transmission connection of filling density value compensation mechanism 5; Thereby the input-power transmission shaft 12 of output transmission mechanism 3 is to be mounted thereon being in transmission connection of realization and gear change mechanism 4 by gear 25; Being in transmission connection between gear change mechanism 4 and the filling density value compensation mechanism 5, be to be installed on the pinion frame axle 35 by gear 28 to be achieved; Regulate swing arm 31 and cooperating of frame 1 and be rotatably assorted pedestal 45 on frame 1 of rotation section 44 by adjusting swing arm 31, rotation section 44 has the ailhead 47 on a cuved nail groove 46 and the pedestal 45 to be slidingly matched simultaneously, have nut can lock rotation section 44 on the ailhead 47, the power transmission shaft 29 in the gear change mechanism 4 is fastened on the axial trough 48 of regulating swing arm 31 and the adjustable positions on axial trough 48; Frame 1 is tightened together by main box 49, wallette plate 50, casing 51, connecting plate 52,

pedestal

45,53 etc. and constitutes.

In the use, when the loom operate as normal, stepper motor 32 is motionless, because the self-locking action of worm screw 34, worm gear 33 and internal gear 38 keep inactive state, main shaft 21 drives cloth beam 23 and rotates successively by gear 22, gear 8, gear 9, gear 43, pinion shaft 39, planetary gear 36, pinion frame axle 35,

gear

25,26 and 27,28, gear 20, gear 19, gear 18, gear 17, gear 16, gear 24; At this moment as long as the

gear

25,26 and 27,28 of change gear mapping device 4, just can reach the purpose that changes pick count, change

gear

25,26 and 27,28 o'clock, can by rotate regulate swing arm 31 and change power transmission shaft 29 in the position on the axial trough 48, reach the wheelbase after adjusting gear change.When loom cracked ends, staplings occur and stops, main shaft 21 stops operating, stepper motor 32 is received the CRANK PULSES of electric cabinet and is begun action, worm screw 34 drives worm gear 33 and internal gear 38 rotates, again successively by planetary gear 36, pinion frame axle 35,

gear

25,26 and 27,28, gear 20, gear 19, gear 18, gear 17, gear 16, gear 24, driving cloth beam 23 rotates, the realization loom obtains any filling density compensation when driving again, eliminate the park trace of the appearance of driving again after stopping.

Claims

1, a kind of batching apparatus of Rapier looms, comprise frame and be installed on input driver structure on the frame, the output transmission mechanism, gear change mechanism and filling density value compensation mechanism, wherein input driver structure and output transmission mechanism are by power transmission shaft, the bearing that cooperates with power transmission shaft, the gear that is installed on the power transmission shaft constitutes, the input of input driver structure is connected with spindle, the output and the cloth beam of output transmission mechanism are in transmission connection, gear change mechanism and filling density value compensation mechanism are being in transmission connection between the input of the output of input driver structure and output transmission mechanism, gear change mechanism is by the gear more than two pairs or two pairs, the power transmission shaft of gear is installed, the adjusting swing arm that is engaged on the frame constitutes, it is characterized in that: filling density value compensation mechanism is by stepper motor, worm and gear is paid, the pinion frame axle, planetary gear, bearing pin, internal gear, pinion shaft, bearing constitutes, wherein pinion frame axle and pinion shaft are rotatably assorted on frame by bearing, stepper motor is connected with worm-drive, worm gear is rotatably assorted on the pinion frame axle, bearing pin is fastened on the pinion frame axial end, planetary gear is rotatably assorted on bearing pin, internal gear is fastened on the worm gear, planetary foreign side and internal gear engagement, gear ring engagement in it on side and the pinion shaft.

2, by the batching apparatus of the described Rapier looms of claim 1, the gear of output end that it is characterized in that described input driver structure be by be installed in being in transmission connection of gears engaged, realization and filling density value compensation mechanism on the pinion shaft.

3, by the batching apparatus of claim 1 or 2 described Rapier loomss, the input power transmission shaft that it is characterized in that described output transmission mechanism be by gear be mounted thereon, being in transmission connection of realization and gear change mechanism.

4,, it is characterized in that being in transmission connection between described gear change mechanism and the filling density value compensation mechanism, be to be installed on the pinion frame axle by gear to realize by the batching apparatus of claim 1 or 2 described Rapier loomss.