CN203834113U - Dual-shaft weaving warp feeding device - Google Patents
Dual-shaft weaving warp feeding device Download PDFInfo
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- CN203834113U CN203834113U CN201420192902.5U CN201420192902U CN203834113U CN 203834113 U CN203834113 U CN 203834113U CN 201420192902 U CN201420192902 U CN 201420192902U CN 203834113 U CN203834113 U CN 203834113U
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Abstract
The utility model discloses a dual-shaft weaving warp feeding device, comprising a first driving shaft warp feeding mechanism and a second driving shaft warp feeding mechanism; the first driving shaft warp feeding mechanism comprises a first vertical shaft, a first ratchet mechanism, a first warp feeding gear, a first transverse shaft, a first transmission pair and a first driving shaft; the first ratchet mechanism comprises a first ratchet and a first ratchet shell for driving the ratchet to move; the second driving shaft warp feeding mechanism comprises a second vertical shaft, a second ratchet mechanism, a second warp feeding gear, a second transverse shaft, a second transmission pair and a second driving shaft; the second ratchet mechanism comprises a second ratchet and a second ratchet shell for driving the ratchet to move; an elastic connecting rod assembly is arranged between the first and second ratchet shells.
Description
Technical field
The utility model relates to woven technical field, particularly relates to a kind of twin shaft and weaves let-off motion.
Background technology
Loom because of the difference of warp thread raw material or warp thread tissue of living in fabric different, all can produce warp thread and can not be wound in same beam of a loom and weave and will distinguish package in two beams of a loom multiaxis even more.Import loom or domestic special type all adopt electronic warp let-off device at present, two beams of a loom respectively adopt individual motor to control, by the second beam of a loom tension force acquisition process is compared with default, then control conversely the rotating speed of the second beam of a loom independence let-off motor, thereby control the warp run-in of the second beam of a loom.The electrical appliance part of above-mentioned electronic warp let-off loom is quite complicated, expensive.And for the domestic common Rapier looms that configures No. second beam of a loom, minority is the active warp-feeding mechanism that adopts independent let-off motor, the general machinery that adopts stresses on beam of a loom coil pipe, by the passive unwinding of the warp tension on it, cause thus average tension on warp larger, directly affect the stable of warp run-in, affect cloth cover quality.
Utility model content
The purpose of this utility model is to propose that a kind of two beams of a loom are the initiatively warp let-off and lower-cost twin shaft is weaved let-off motion.
For achieving the above object, the utility model is taked following technical scheme: the utlity model has warp let-off cam, fork, reciprocating lever and the first beam of a loom warp-feeding mechanism, the first beam of a loom warp-feeding mechanism comprises the first vertical pivot, the first ratchet mechanism, the first warp let-off gear, the first transverse axis, the first transmission being comprised of the first worm gear and the first worm screw and the first beam of a loom, the first beam of a loom is provided with the first fluted disc, the first ratchet mechanism has the first ratchet and drives the first ratchet shell of ratchet action, the first ratchet shell empty set is on the first vertical pivot, the first ratchet and the first worm screw are fixed on the first vertical pivot, on the first worm gear and the first warp let-off gear are fixed on the first transverse axis, the first warp let-off gear and the engagement of the first fluted disc, warp let-off cam drives reciprocating lever to move by fork, and then drive the first ratchet shell to move, it is characterized in that: this device has the second beam of a loom warp-feeding mechanism, the second beam of a loom warp-feeding mechanism comprises the second vertical pivot, the second ratchet mechanism, the second warp let-off gear, the second transverse axis, the second transmission being formed by the second worm gear and the second worm screw and the second beam of a loom, the second beam of a loom is provided with the second fluted disc, the second ratchet mechanism has the second ratchet and drives the second ratchet shell of ratchet action, the second ratchet shell empty set is on the second vertical pivot, the second ratchet and the second worm screw are fixed on the second vertical pivot, on the second worm gear and the second warp let-off gear are fixed on the second transverse axis, the second warp let-off gear and the engagement of the second fluted disc, between the first ratchet shell and the second ratchet shell, be provided with elastic link assembly, the torque of the first ratchet shell is given the second ratchet shell by elastic link component passes, the second ratchet shell and the first ratchet shell synchronous reciprocating are rotated, on the second ratchet shell, be connected with back-moving spring.
Described elastic link assembly comprises two adapter sleeves and respectively with two two connecting rods that adapter sleeve is connected, one end face of adapter sleeve is provided with the through hole with connecting rod coupling, the half of connecting rod is in adapter sleeve, half stretches out from through hole, in adapter sleeve and on connecting rod, overlap and have buffer spring and the stop collar spacing to buffer spring, connecting rod can move in stop collar, and connecting rod stretches out on one end of adapter sleeve and is connected with joint, two adapter sleeve open ends docking.
On described the first ratchet shell and the second ratchet shell, be respectively equipped with Connection Block, on Connection Block, be respectively equipped with mounting hole, on two end connectors of described elastic link assembly, be respectively provided with bearing pin, the side that two bearing pins are connected to the mounting hole of two Connection Blocks is provided with warp let-off tension sense measurement unit, described warp let-off tension sense measurement unit comprises rack-mounted pair of brackets, the first half of each support is provided with gathering sill, the latter half is provided with screwed hole, in screwed hole, be connected with screw rod, the upper end of screw rod is provided with centre bore, in centre bore, be provided with piston, in the bar portion of piston, cover has stage clip, the head of piston is provided with the slide block being slidably connected in gathering sill, between slide block on two stands, be connected with induction roller, between two stands, be connected with the first cord roller and the second cord roller.
On the second vertical pivot, be provided with brake, the total tension force recording on induction roller when warp let-off tension sense measurement unit departs from rated tension, by approach switch, sends signal, controls the break-make of brake power supply by D.C. contactor.
The utlity model has following good effect: the warp let-off of two beams of a loom of this device adopts same structure, between the first ratchet shell and the second ratchet shell, by elastic link assembly, connected, the torque of the first ratchet shell is given the second ratchet shell by elastic link component passes, so the second beam of a loom warp-feeding mechanism keeps and the synchronous let-off motion of the first beam of a loom warp-feeding mechanism.And because the warp-feeding mechanism of two beams of a loom adopts same structure, easy to adjust, easily manufactured, cost is low, convenient to original loom repacking.
Accompanying drawing explanation
Fig. 1 is the structure chart of device.
Fig. 2 is elastic link assembly assumption diagram.
Fig. 3 is the partial enlarged drawing of Fig. 2.
Fig. 4 is the structure chart of warp let-off tension sense measurement unit.
Fig. 5 is the support figure of warp let-off tension sense measurement unit.
Fig. 6 is the cutaway view of the A-A of Fig. 5.
Fig. 7 is the top view of Fig. 5.
Fig. 8 is the cutaway view of the B-B of Fig. 5.
The specific embodiment
Embodiment 1
See Fig. 1 to Fig. 8, the present embodiment has warp let-off cam 11, fork 12, reciprocating lever 13 and the first beam of a loom warp-feeding mechanism 1 and the second beam of a loom warp-feeding mechanism 2.Between fork 12 and the corresponding site of frame, be provided with fork back-moving spring 12-1.Reciprocating lever 13 is provided with the shifting block 13-1 of adjustable position, the rated tension of determining positions the first weaver's web of shifting block 13-1.Fork 12 drives reciprocating lever 13 motions by promoting shifting block 13-1, and reciprocating lever 13 is provided with reciprocating lever back-moving spring 13-2.
The first beam of a loom warp-feeding mechanism 1 comprises the first vertical pivot 1-1, the first ratchet mechanism 1-2, the first warp let-off gear 1-3, the first transverse axis 1-4, the first transmission 1-5 being comprised of the first worm gear 1-5-1 and the first worm screw 1-5-2 and the first beam of a loom 1-6, and the first beam of a loom 1-6 is provided with the first fluted disc 1-7.The first ratchet mechanism 1-2 has the first ratchet and drives the first ratchet shell 1-2-1 of ratchet action, and the first vertical pivot 1-1 is supported by the upper bracket 14-1 and the undersetting 14-2 that are fixed in frame.The first transverse axis 1-4 is equally by the bearing support in frame.The first ratchet shell 1-2-1 empty set is on the first vertical pivot 1-1, and the first ratchet shell 1-2-1 can move on the first vertical pivot 1-1, while needing ratchet reverse rotation, the first ratchet shell 1-2-1 is moved down, and ratchet and ratchet are departed from.The first ratchet and the first worm screw 1-5-2 are fixed on the first vertical pivot 1-1, and the first worm gear 1-5-1 and the first warp let-off gear 1-3 are fixed on 1-4 on the first transverse axis and go up, the first warp let-off gear 1-3 and the first fluted disc 1-7 engagement.It is upper that one end of reciprocating lever 13 is connected to bracket 20-1, and the other end of reciprocating lever 13 is connected on the first ratchet shell 1-2-1.Bracket 20-1 is fixed in frame 20.
The structure of the structure of described the second beam of a loom warp-feeding mechanism 2 and the first beam of a loom warp-feeding mechanism 2 is basic identical, and the second beam of a loom warp-feeding mechanism 2 comprises the second vertical pivot 2-1, the second ratchet mechanism 2-2, the second warp let-off gear 2-3, the second transverse axis 2-4, the second transmission 2-5 being comprised of the second worm gear 2-5-1 and the second worm screw 2-5-2 and the second beam of a loom 2-6.The second beam of a loom 2-6 is provided with the second fluted disc 2-7, and the second ratchet mechanism 2-2 has the second ratchet and drives the second ratchet shell 2-2-1 of ratchet action, and the second vertical pivot 2-1 is supported by the upper bracket 16-1 and the undersetting 16-2 that are fixed in frame 20.The second transverse axis 2-4 is equally by the bearing support in frame.The second ratchet shell 2-2-1 empty set, on the second vertical pivot 2-1, can move on the second vertical pivot 2-1.The second ratchet and the second worm screw 2-5-2 are fixed on the second vertical pivot 2-1, and the second worm gear 2-5-1 and the second warp let-off gear 2-3 are fixed on 2-4 on the second transverse axis and go up, the second warp let-off gear 2-3 and the second fluted disc 2-7 engagement.On the second ratchet shell 2-2-1, be connected with back-moving spring 4, the other end of back-moving spring 4 is connected on the corresponding site of frame.
Between the first ratchet shell 1-2-1 and the second ratchet shell 2-2-1, be provided with elastic link assembly 3, see Fig. 2 and 3, described elastic link assembly 3 comprises two adapter sleeve 3-1 and respectively with two two connecting rod 3-2 that adapter sleeve 3-1 is connected, an end face of adapter sleeve 3-1 is provided with the through hole 3-2-1 with connecting rod 3-2 coupling, connecting rod 3-2 is provided with the axle collar 3-2-2 spacing to connecting rod 3-2, connecting rod 3-2 inserts from the opening 3-1-1 of adapter sleeve 3-1, half stretches out from through hole 3-2-2, half is in stop collar 3-6, in adapter sleeve 3-1 and on connecting rod 3-2, overlap and have buffer spring 3-5 and the stop collar 3-6 spacing to buffer spring 3-5, connecting rod 3-2 can move in stop collar 3-6, every connecting rod 3-2 stretches out on one end of adapter sleeve 3-1 and is connected with joint 3-3, two adapter sleeve 3-1 open end docking.On described the first ratchet shell 1-2-1 and the second ratchet shell 2-2-1, be respectively equipped with Connection Block 5, on Connection Block 5, be respectively equipped with mounting hole 5-1, on two end connector 3-3 of described elastic link assembly 3, being respectively provided with bearing pin 6, two bearing pins 6 is connected in the mounting hole 5-1 of two Connection Blocks 5.
Side at the second beam of a loom 2-1 is provided with warp let-off tension sense measurement unit 7, see Fig. 4 to Fig. 8, described warp let-off tension sense measurement unit 7 comprises rack-mounted pair of brackets 7-1, the first half of each support 7-1 is provided with gathering sill 7-1a, the latter half is provided with screwed hole 7-1b, in screwed hole 7-1b, be connected with screw rod 7-2, the upper end of screw rod 7-2 is provided with centre bore, piston 7-4 has been dynamically connected in centre bore, the upper cover of the 7-4-1 of bar portion of piston 7-4 has spring 7-3, the head 7-4-2 of piston is provided with the slide block 7-5 being slidably fitted in gathering sill, on the slide block 7-5 of two stands 7-1, be respectively provided with induction roll shaft hole, on two stands 7-1, be respectively provided with the first cord roller axis hole and the second cord roller axial trough, an induction roller 7-6 utilizes its axle 7-6-1 to be connected between the induction roll shaft hole of two slide blocks, a first cord roller 7-7 utilizes its axle 7-7-1 to be connected between the first cord roller axis hole of two stands 7-1, a second cord roller 7-8 utilizes its axle to be connected between the second cord roller axial trough of two stands 7-1.See Fig. 1, all warp thread on the second beam of a loom 2-6 are sent by a side of the second cord roller 7-8, the upside of induction roller 7-6 and the downside of the first cord roller 7-7.
On the second vertical pivot 2-1, be provided with brake 8, the total tension force recording on induction roller 7-6 when warp let-off tension sense measurement unit 7 departs from setting tension force, by approach switch 9, sends signal, controls the break-make of brake 8 power supplys by D.C. contactor 10.
Warp let-off cam 11 drives reciprocating lever 13 motions by fork 12, and then drives the first ratchet shell 1-2-1 motion.The first ratchet shell 1-2-1 drives the first ratchet to rotate, and the first ratchet drives the first worm screw 1-5-2 and the first worm gear 1-5-1 to rotate, and by the first warp let-off gear 1-3 and the first fluted disc 1-7 being meshed, drives the first beam of a loom 1-6 to rotate.The torque of the first ratchet shell 1-2-1 simultaneously passes to the second ratchet shell 2-2-1 by elastic link assembly 3, the second ratchet shell 2-2-1 and the first ratchet shell 1-2-1 synchronous reciprocating are rotated, the second ratchet shell 2-2-1 drives the second ratchet to rotate, the second ratchet drives the second worm screw 2-5-2 and the second worm gear 2-5-1 to rotate, and by the second warp let-off gear 2-3 and the second fluted disc 2-7 being meshed, drives the second beam of a loom 2-6 to rotate.
A side at the first beam of a loom warp-feeding mechanism 1 is provided with batch (-type) warp run-in tension force self-regulation feedback mechanism 15 outside machine, can guarantee the first beam of a loom uniformity of warp run-in and tension force from big to small, is current common single shaft loom common configuration and the very ripe feedback mechanism of design.
The requirement of the first warp-feeding mechanism 1 and 2 pairs of warp run-ins of the second warp-feeding mechanism is differentiated, but warp let-off ratio can be regarded certain definite value as, this ratio can be by regulating the position of two bearing pins 6 in the mounting hole 5-1 of Connection Block 5 separately to realize, the position of two bearing pins 6 in the mounting hole 5-1 of Connection Block 5 is separately different, the length of elastic link assembly 3 is changed, and the elasticity of buffer spring 3-5 is different.Because the warp let-off power of the second beam of a loom warp-feeding mechanism 2 is taken from the first beam of a loom warp-feeding mechanism 1, so the effect of the warp run-in tension force self-regulation feedback mechanism 15 of the first beam of a loom warp-feeding mechanism 1 tells on equally to the second warp-feeding mechanism 2.The warp run-in tension force self-regulation feedback mechanism 15 of the first beam of a loom warp-feeding mechanism 1, along with warp thread winding diameter on the first beam of a loom constantly reduces, first each cycle corner of ratchet shell 1-2-1 is increasing, thereby guarantees that each weave cycle warp let-off length is constant.This trend can directly be passed to by elastic link conjunction 3 the first ratchet shell 2-2-1 of the second warp-feeding mechanism 2.From having guaranteed to a great extent the constant and Ratio invariableness of the second beam of a loom warp run-in, but because the first beam of a loom is different often with the initial winding diameter size of the second beam of a loom, and winding diameter is the same while finishing, be beam of a loom coil diameter, common the second beam of a loom initial diameter is less, warp run-in has trend bigger than normal, when warp run-in is bigger than normal, warp tension can be less than normal, warp tension less than normal to induction roller 7-6 make a concerted effort downwards reduce, under the effect of the spring 3-5 of elastic link assembly 3, induction roller 7-6 can upwards produce a displacement, when displacement arrival makes induction metal plate approach approach switch 9, brake 8 power supplys are switched on, the second vertical pivot 2-1 is braked, the second transmission 2-5 forward rotation is obstructed, the second beam of a loom stops the warp let-off, elastic link conjunction 3 is under higher forces, play the spring 3-5 compression of internal damping effect, protect the damage that is not hit of the second beam of a loom warp-feeding mechanism 2.Stop the warp let-off, warp tension will become greatly, and sheet metal leaves approach switch 9 Perception Areas downwards, and brake 8 power-off recover the warp let-off.
Claims (5)
1. a twin shaft is weaved let-off motion, have warp let-off cam (11), fork (12), reciprocating lever (13) and the first beam of a loom warp-feeding mechanism (1), the first beam of a loom warp-feeding mechanism (1) comprises the first vertical pivot (1-1), the first ratchet mechanism (1-2), the first warp let-off gear (1-3), the first transverse axis (1-4), the first transmission (1-5) being comprised of the first worm gear (1-5-1) and the first worm screw (1-5-2) and the first beam of a loom (1-6), the first beam of a loom (1-6) is provided with the first fluted disc (1-7), the first ratchet mechanism (1-2) has the first ratchet and drives the first ratchet shell (1-2-1) of ratchet action, the first ratchet shell (1-2-1) empty set is on the first vertical pivot (1-1), the first ratchet and the first worm screw (1-5-2) are fixed on the first vertical pivot (1-1), the first worm gear (1-5-1) and the first warp let-off gear (1-3) are fixed on the first transverse axis on (1-4), the first warp let-off gear (1-3) and the first fluted disc (1-7) engagement, warp let-off cam (11) drives reciprocating lever (13) motion by fork (12), and then drive the first ratchet shell (1-2-1) to move, it is characterized in that: this device has the second beam of a loom warp-feeding mechanism (2), the second beam of a loom warp-feeding mechanism (2) comprises the second vertical pivot (2-1), the second ratchet mechanism (2-2), the second warp let-off gear (2-3), the second transverse axis (2-4), the second transmission (2-5) being formed by the second worm gear (2-5-1) and the second worm screw (2-5-2) and the second beam of a loom (2-6), the second beam of a loom (2-6) is provided with the second fluted disc (2-7), the second ratchet mechanism (2-2) has the second ratchet and drives the second ratchet shell (1-2-1) of ratchet action, the second ratchet shell (2-2-1) empty set is on the second vertical pivot (2-1), the second ratchet and the second worm screw (2-5-2) are fixed on the second vertical pivot (2-1), the second worm gear (2-5-1) and the second warp let-off gear (2-3) are fixed on the second transverse axis on (2-4), the second warp let-off gear (2-3) and the second fluted disc (2-7) engagement, between the first ratchet shell (1-2-1) and the second ratchet shell (2-2-1), be provided with elastic link assembly (3), the torque of the first ratchet shell (1-2-1) passes to the second ratchet shell (2-2-1) by elastic link assembly (3), the second ratchet shell (2-2-1) and the first ratchet shell (1-2-1) synchronous reciprocating are rotated, on the second ratchet shell (2-2-1), be connected with back-moving spring (4).
2. twin shaft according to claim 1 is weaved let-off motion, it is characterized in that: described elastic link assembly (3) comprises two connecting rods (3-2) that two adapter sleeves (3-1) and respectively with two adapter sleeves (3-1) are connected, the through hole (3-2-1) that one end face of adapter sleeve (3-1) is provided with and connecting rod (3-2) mates, the half of connecting rod (3-2) is in adapter sleeve (3-1), half stretches out from through hole (3-2-2), in adapter sleeve (3-1) and at the upper cover of connecting rod (3-2), there are buffer spring (3-5) and the stop collar (3-6) spacing to buffer spring (3-5), connecting rod (3-2) can move in stop collar (3-6), connecting rod (3-2) stretches out on one end of adapter sleeve (3-1) and is connected with joint (3-3), the docking of two adapter sleeves (3-1) open end.
3. twin shaft according to claim 2 is weaved let-off motion, it is characterized in that: on described the first ratchet shell (1-2-1) and the second ratchet shell (2-2-1), be respectively equipped with Connection Block (5), on Connection Block (5), be respectively equipped with mounting hole (5-1), on two end connectors (3-3) of described elastic link assembly (3), be respectively provided with bearing pin (6), two bearing pins (6) are connected to the mounting hole of two Connection Blocks (5) (in 5-1.
4. twin shaft according to claim 1 is weaved let-off motion, it is characterized in that: the side at the second beam of a loom (2-1) is provided with warp let-off tension sense measurement unit (7), described warp let-off tension sense measurement unit (7) comprises rack-mounted pair of brackets (7-1), the first half of each support (7-1) is provided with gathering sill (7-1a), the latter half is provided with screwed hole (7-1b), in screwed hole (7-1b), be connected with screw rod (7-2), the upper end of screw rod (7-2) is provided with centre bore, in centre bore, be provided with piston (7-4), the upper cover of bar portion (7-4-1) of piston (7-4) has stage clip (7-3), the head of piston (7-4-2) is provided with the slide block (7-5) being slidably connected in gathering sill, between slide block (7-5) on two stands (7-1), be connected with induction roller (7-6), between two stands (7-1), be connected with the first cord roller (7-7) and the second cord roller (7-8).
5. twin shaft according to claim 4 is weaved let-off motion, it is characterized in that: on the second vertical pivot (2-1), be provided with brake (8), the total tension force recording on induction roller (7-6) when warp let-off tension sense measurement unit (7) departs from rated tension, by approach switch (9), send signal, by D.C. contactor (10), control the break-make of brake (8) power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420192902.5U CN203834113U (en) | 2014-04-18 | 2014-04-18 | Dual-shaft weaving warp feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420192902.5U CN203834113U (en) | 2014-04-18 | 2014-04-18 | Dual-shaft weaving warp feeding device |
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| Publication Number | Publication Date |
|---|---|
| CN203834113U true CN203834113U (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420192902.5U Withdrawn - After Issue CN203834113U (en) | 2014-04-18 | 2014-04-18 | Dual-shaft weaving warp feeding device |
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| CN (1) | CN203834113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924362A (en) * | 2014-04-18 | 2014-07-16 | 东嘉麻棉(常州)有限公司 | Double-shaft weaving let-off device |
-
2014
- 2014-04-18 CN CN201420192902.5U patent/CN203834113U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924362A (en) * | 2014-04-18 | 2014-07-16 | 东嘉麻棉(常州)有限公司 | Double-shaft weaving let-off device |
| CN103924362B (en) * | 2014-04-18 | 2015-07-15 | 东嘉麻棉(常州)有限公司 | Double-shaft weaving let-off device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140917 Effective date of abandoning: 20150715 |
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| RGAV | Abandon patent right to avoid regrant |